1 2009-10-09 Neil Vachharajani <nvachhar@google.com>
3 * doc/cpp.texi (Other Directives): Do not list #ident and #sccs as
6 2009-10-09 Richard Guenther <rguenther@suse.de>
9 * target-def.h (TARGET_BUILTIN_DECL): Define.
10 (TARGET_INITIALIZER): Add TARGET_BUILTIN_DECL.
11 * target.h (struct gcc_target): Add builtin_decl target hook.
12 * doc/tm.texi (TARGET_BUILTIN_DECL): Document.
13 * lto-streamer-in.c (lto_get_builtin_tree): Fix handling of
15 * lto-streamer-out.c (lto_output_tree_pointers): Use sorry,
17 (lto_output_builtin_tree): Sorry if the target does not support
18 streaming target builtins.
19 * config/rs6000/rs6000.c (TARGET_BUILTIN_DECL): Define.
20 (rs6000_builtin_decl): New function.
21 * config/i386/i386.c (TARGET_BUILTIN_DECL): Define.
22 (ix86_builtin_decl): New function.
24 2009-10-09 Jakub Jelinek <jakub@redhat.com>
27 * c-ppoutput.c (do_line_change): New function.
28 (cb_line_change): Use it.
29 (scan_translation_unit): Call do_line_change if
30 avoid_paste or PREV_WHITE and token location is on a different line
34 * dwarf2out.c (dwarf2out_init): Test whether
35 HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
38 PR rtl-optimization/41646
39 * calls.c (expand_call): For BLKmode types returned in registers
40 avoid likely spilled hard regs in copy_blkmode_from_reg generated
43 2009-10-09 Richard Guenther <rguenther@suse.de>
45 PR tree-optimization/41634
46 * tree-ssa-dom.c (remove_local_expressions_from_table): Assert
47 we remove the correct elements.
48 (optimize_stmt): Make sure to update stmt operands before
49 optimizing redundancies.
51 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
53 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
55 2009-10-09 Richard Guenther <rguenther@suse.de>
58 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
60 (lto_wrapper_exit): New function.
62 (fatal_perror): Likewise.
63 (fork_execute): Use global args_name, do not free it.
64 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
65 * lto-streamer.h: Remove duplicate prototypes.
67 2009-10-09 Richard Guenther <rguenther@suse.de>
69 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
70 before calling stmt_can_throw_external.
72 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
74 PR tree-optimization/40071
75 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
76 pointer if the original data reference doesn't conflict with the
77 created vector data reference. Fix long line.
79 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
81 * config/i386/i386.md (any_div): New code iterator.
82 (u): Handle div and udiv.
84 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
86 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
87 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
88 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
89 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
91 2009-10-08 Joseph Myers <joseph@codesourcery.com>
93 * gcc.c (main): Remove trailing "." from diagnostics.
95 2009-10-08 Cary Coutant <ccoutant@google.com>
97 Add support for debugging with ICF (Identical Code Folding).
98 * calls.c (debug.h): New #include.
99 (emit_call_1): Call virtual_call_token debug hook.
100 * common.opt (-fenable-icf-debug): New option.
101 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
102 locations in the source).
103 (poc_label_num): New variable.
104 (dcall_entry, vcall_entry): New typedefs.
105 (dcall_table, vcall_table): New variables.
106 (struct vcall_insn): New type.
107 (vcall_insn_table): New variable.
108 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
109 (size_of_dcall_table): New function.
110 (output_dcall_table): New function.
111 (size_of_vcall_table): New function.
112 (output_vcall_table): New function.
113 (dwarf2out_direct_call): New function.
114 (vcall_insn_table_hash): New function.
115 (vcall_insn_table_eq): New function.
116 (dwarf2out_virtual_call_token): New function.
117 (dwarf2out_virtual_call): New function.
118 (dwarf2out_init): Allocate new tables and sections.
119 (prune_unused_types): Mark DIEs referenced from direct call table.
120 (dwarf2out_finish): Output direct and virtual call tables.
121 * final.c (final_scan_insn): Call direct_call and virtual_call
123 * debug.h (struct gcc_debug_hooks): Add direct_call,
124 virtual_call_token, virtual_call hooks.
125 (debug_nothing_uid): New function.
126 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
127 (debug_nothing_uid): New function.
128 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
129 (xcoff_debug_hooks): Likewise.
130 * sdbout.c (sdb_debug_hooks): Likewise.
131 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
132 * doc/invoke.texi (-fenable-icf-debug): New option.
134 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
137 * regmove.c (regmove_backward_pass): Replace src with dst in the
138 debug insn, and check for dst before rather than after.
140 2009-10-08 Janis Johnson <janis187@us.ibm.com>
142 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
143 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
145 2009-10-08 Jan Hubicka <jh@suse.cz>
148 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
149 do not mark cgraph nodes as needed.
150 (record_references_in_initializer): Add new only_vars parameter.
151 * cgraph.h (record_references_in_initializer): New parameter.
152 * varasm.c (assemble_variable): Update call.
153 * varpool.c (varpool_analyze_pending_decls): Always look for
156 2009-10-08 Anatoly Sokolov <aesok@post.ru>
158 * config/avr/avr.c (last_insn_address) Remove variable.
159 (expand_prologue): Don't initialise last_insn_address variable.
160 (final_prescan_insn): Don't output insn size.
161 * config/avr/avr.opt (msize): Remove switch.
162 * doc/invoke.texi (AVR Options): Remove documentation of -msize
165 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
167 * combine.c (label_tick_ebb_start): Fix comment.
168 (combine_instructions): Set label_tick and label_tick_ebb_start before
169 calling setup_incoming_promotions. Start them from 1. Increment
170 label_tick instead of deriving it from the BB index. Rather than
171 comparing ticks use the block from the previous iteration to decide
172 whether to start a new EBB. Remove empty lines before function.
174 2009-10-08 Michael Matz <matz@suse.de>
177 * builtins.c (fold_builtin_isascii): Use fold_build2.
178 (fold_builtin_isdigit): Ditto.
179 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
180 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
181 remove_useless_stmts_cond, remove_useless_stmts_tf,
182 remove_useless_stmts_tc, remove_useless_stmts_bind,
183 remove_useless_stmts_goto, remove_useless_stmts_label,
184 remove_useless_stmts_1, remove_useless_stmts,
185 pass_remove_useless_stmts): Remove.
186 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
187 * passes.c (init_optimization_passes): Don't add
188 pass_remove_useless_stmts.
189 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
190 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
192 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
193 for static constants.
194 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
195 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
197 2009-10-08 Richard Guenther <rguenther@suse.de>
199 * gimple.c (free_gimple_type_tables): New function.
200 * gimple.h (free_gimple_type_tables): Declare.
202 2009-10-07 Mark Heffernan <meheff@google.com>
204 * ipa-prop.c (ipa_print_node_params) Only print
205 names of named arguments.
207 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
209 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
210 being statically linked.
212 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
214 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
216 2009-10-08 Jan Hubicka <jh@suse.cz>
219 * ipa.c (cgraph_externally_visible_p,
220 function_and_variable_visibility,
221 whole_program_function_and_variable_visibility): Skip non-finalized
224 2009-10-08 Nick Clifton <nickc@redhat.com>
226 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
229 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
232 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
234 2009-10-07 Joseph Myers <joseph@codesourcery.com>
237 * c-common.c (c_fully_fold_internal): Strip nops from the result
238 of recursive calls to c_fully_fold_internal.
239 (c_wrap_maybe_const): New.
240 (c_save_expr): Use c_wrap_maybe_const.
241 * c-common.h (c_wrap_maybe_const): Declare.
242 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
243 build_binary_op): Use c_wrap_maybe_const.
245 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
247 * real.c: Fix comment to reflect actual exponent size.
249 2009-10-08 Ben Elliston <bje@au.ibm.com>
251 * config/rs6000/a2.md: Add FSF comment header.
253 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
255 * config/i386/i386.md (any_extend): New code iterator.
256 (u, s): New code attributes.
258 (DWIH): Rewrite as code iterator for SI and DI modes.
259 (DWI): Rewrite as mode attribute.
260 (dwi): New mode attribute.
261 (di): Depend on SI mode and DI mode.
262 (doubleint_general_operand): Remove mode attribute.
264 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
267 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
268 (*sub<mode>3_doubleword): Ditto.
270 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
271 using SWIM248 mode iterator.
272 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
273 using SWI48 mode iterator.
274 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
275 patterns using DWIH mode iterator and any_extend code iterator.
276 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
277 using any_extend code iterator.
278 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
279 patterns using DWIH mode iterator and any_extend code iterator.
280 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
281 using any_extend code iterator.
282 (<s>mul<mode>3_highpart): Macroize expander from
283 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
284 and any_extend code iterator.
285 (*<s>muldi3_highpart_1): Macroize insn from
286 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
287 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
288 patterns using any_extend code iterator.
289 (*<s>mulsi3_highpart_zext): Macroize insn from
290 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
292 2009-10-07 Jakub Jelinek <jakub@redhat.com>
294 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
295 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
296 refering to a DIE with DW_AT_const_value.
298 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
301 * ira-lives.c (check_and_make_def_conflict): Process all operands.
303 2009-10-06 Jan Hubicka <jh@suse.cz>
305 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
308 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
310 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
311 *lea_2_rex64): Move before *add<mode>_1 pattern.
313 2009-10-07 Jan Hubicka <jh@suse.cz>
315 * collect2.c (main): Add -fno-whole-program.
316 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
318 2009-10-07 Jan Hubicka <jh@suse.cz>
320 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
321 has no address taken.
322 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
324 (cgraph_clone_node): Clear externally_visible flag for clones.
325 * cgraph.h (cgraph_only_called_directly_p,
326 cgraph_can_remove_if_no_direct_calls_p): New predicates.
327 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
328 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
329 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
330 ipcp_insert_stage): Likwise.
331 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
332 externally_visible flag.
333 (verify_cgraph_node): Verify that inline clones look right.
334 (process_function_and_variable_attributes): Do not set
335 externally_visible flags.
336 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
338 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
340 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
341 clear externally_visible when turning into inline clones
342 (cgraph_mark_inline_edge): Use new predicates.
343 (cgraph_estimate_growth): Likewise.
344 (cgraph_decide_inlining): Likewise.
345 * ipa.c (cgraph_postorder): Likewise.
346 (cgraph_remove_unreachable_nodes): Likewise; sanity check
347 that inline clones are not needed.
348 (cgraph_externally_visible_p): New predicate.
349 (function_and_variable_visibility): Add whole_program parameter;
350 always set externally_visible flag; handle COMDAT function
352 (local_function_and_variable_visibility): New function.
353 (gate_whole_program_function_and_variable_visibility): New function.
354 (whole_program_function_and_variable_visibility): New function.
355 (pass_ipa_whole_program_visibility): New function.
356 * passes.c (init_optimization_passes): Add whole program visibility
358 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
359 not care about needed/reachable flags.
360 * varpool.c: Include flags.h
361 (decide_is_variable_needed): When doing LTO assume whole-program mode.
362 (varpool_finalize_decl): When we are in LTO read-back, all variables
364 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
366 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
368 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
371 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
373 * config.gcc: Don't include the makefile fragments intended for
375 * config/s390/fixdfdi.h: File removed.
376 * config/s390/libgcc-glibc.ver: File removed.
377 * config/s390/s390.h: Remove the fixdfdi.h hack.
378 * config/s390/t-crtstuff: File moved to libgcc dir.
379 * config/s390/t-linux: Likewise.
380 * config/s390/t-tpf: libgcc specific parts removed.
381 * config/s390/t-linux64: Likewise.
383 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
385 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
386 (lto-compress.o): Likewise.
388 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
391 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
392 dllexport to class members here.
393 (i386_pe_determine_dllimport_p): Only check static class data for
395 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
396 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
397 functions for vague linkage.
398 (i386_pe_type_dllexport_p): Fix formatting.
399 (maybe_add_dllexport) New function.
400 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
403 2009-10-07 Ben Elliston <bje@au.ibm.com>
405 * config/rs6000/a2.md: Remove duplicated lines.
407 2009-10-07 Ben Elliston <bje@au.ibm.com>
409 * config.gcc (powerpc*-*-*): Handle a2.
410 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
411 * config/rs6000/a2.md: New file.
412 * config/rs6000/rs6000.opt (mno-update): New.
413 (mupdate): Return to using a mask, not a var.
414 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
415 (enum processor_type): Add PROCESSOR_PPCA2.
416 * config/rs6000/rs6000.c (ppca2_cost): New costs.
417 (rs6000_override_options): Add "a2" to processor_target_table.
418 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
419 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
421 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
423 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
424 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
425 reference to nonexistent gen_truncxfxf2 function.
427 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
429 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
430 (DWIH, g, di, doubleint_general_operand): New mode attributes.
431 (general_operand): Handle TI mode.
432 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
433 using SDWIM mode iterator.
434 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
435 pattern from *add{di,ti}3_1 patterns and corresponding splitters
436 using DWI mode iterator.
437 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
438 patterns using SWI mode iterator.
439 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
440 using SWI48 mode iterator.
441 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
442 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
443 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
444 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
445 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
446 using SDWIM mode iterator.
447 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
448 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
449 using DWI mode iterator.
450 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
451 patterns using SWI mode iterator.
452 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
453 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
454 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
455 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
456 patterns using plusminus code iterator.
457 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
458 sub<mode>3 patterns using plusminus code iterator.
459 * config/i386/i386.c (override_options): Update call to
460 gen_subdi_carry_rex64 for renamed function.
461 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
462 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
463 calls to instruction expanders.
465 2009-10-06 Martin Jambor <mjambor@suse.cz>
468 * opts.c (decode_options): Run IPA-SRA at -O2.
470 2009-10-06 Richard Guenther <rguenther@suse.de>
472 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
474 2009-10-06 Tobias Burnus <burnus@net-b.de>
477 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
478 -flto and -fwhole-program flags can be combined.
480 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
483 * gcc.c (process_command): Check that -o argument was specified.
485 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
487 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
489 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
491 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
492 * doc/invoke.texi (Warning Options): Annotate allowed languages
493 for -Wunsuffixed-float-constants.
495 2009-10-05 Jakub Jelinek <jakub@redhat.com>
497 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
498 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
499 same name and isn't the main variant.
502 * dwarf2out.c (loc_by_reference): Removed.
503 (dw_loc_list_1): New function.
504 (dw_loc_list): Remove toplev argument, add want_address argument.
505 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
506 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
507 want_address == 2 to dw_loc_list. For successful dw_loc_list
508 set have_address to 1 only if want_address is not 0.
510 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
512 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
513 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
514 a code block followed by two pointers.
515 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
516 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
517 (MIPS_MOVE): Likewise.
518 (MIPS_LUI): Likewise.
520 (MIPS_BAL): Likewise.
521 (MIPS_NOP): Likewise.
522 (mips_asm_trampoline_template): Delete.
523 (mips_trampoline_code_size): New function.
524 (mips_trampoline_init): Add shorter sequences for all cases
525 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
526 Calculate the opcodes directly, rather than copying from a template.
527 Only flush the code part of the trampoline.
528 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
530 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
532 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
533 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
534 (INCOMING_RETURN_ADDR_RTX): Likewise.
535 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
537 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
538 with RETURN_ADDR_REGNUM.
539 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
540 * config/mips/mips.c (mips16_build_call_stub): Replace
541 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
542 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
543 (mips_print_operand_punctuation): Likewise.
544 (mips_frame_set): Likewise.
545 (mips16e_output_save_restore): Likewise.
546 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
547 (mips_save_reg_p): Likewise.
548 (mips_return_addr): Likewise.
549 (mips_set_return_address): Likewise.
550 (mips_direct_save_slot_move_p): Likewise.
551 (mips_output_function_prologue): Likewise.
552 (mips_restore_reg): Likewise.
553 (mips_expand_epilogue): Likewise.
554 (mips_epilogue_uses): Likewise.
555 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
556 (*mov<mode>_ra): Use it instead of a hard-coded 31.
557 (clear_hazard_<mode>): Likewise.
558 (call_internal): Likewise.
559 (call_internal_direct): Likewise.
560 (call_direct_split): Likewise.
561 (call_value_internal): Likewise.
562 (call_value_split): Likewise.
563 (call_value_internal_direct): Likewise.
564 (call_value_direct_split): Likewise.
565 (call_value_multiple_internal): Likewise.
566 (call_value_multiple_split): Likewise.
568 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
569 Jakub Jelinek <jakub@redhat.com>
571 PR rtl-optimization/41511
572 * combine.c (record_value_for_reg): Pass explicit values as argument
573 to get_last_value_validate.
574 (get_last_value_validate): Document INSN parameter.
575 For non-readonly MEMs, assume they might have been modified if INSN
576 was in another basic block.
577 (get_last_value): Minor reformatting.
579 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
582 * final.c (asm_str_count): Split out from asm_insn_count.
583 * rtl.h (asm_str_count): New prototype.
584 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
587 2009-10-05 Sriraman Tallam <tmsriram@google.com>
589 * doc/plugins.texi: Change plugin_pass to register_pass_info.
591 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
592 Rafael Espindola <espindola@google.com>
594 * gengtype.c (write_types): Moved call to write_func_for_structure
597 2009-10-05 Richard Guenther <rguenther@suse.de>
600 * lto-cgraph.c (output_cgraph): Output toplevel asms.
601 (input_cgraph_1): Input toplevel asms.
603 2009-10-05 Richard Guenther <rguenther@suse.de>
606 * lto-symtab.c (lto_compatible_attributes_p): Remove.
607 (external_aggregate_decl_p): Likewise.
608 (lto_symtab_compatible): Re-structure. Remove dead code.
609 For variables ignore toplevel qualifiers when comparing types.
610 Issue warnings, not errors for mismatched user-alignment.
612 2009-10-05 Richard Guenther <rguenther@suse.de>
616 * lto-symtab.c (struct lto_symtab_base_def): Remove.
617 (struct lto_symtab_identifier_def): Likewise.
618 (struct lto_symtab_decl_def): Likewise.
619 (struct lto_symtab_entry_def): New.
620 (lto_symtab_identifier_t): Rename to ...
621 (lto_symtab_entry_t): ... this.
622 (lto_symtab_decls): Remove.
623 (lto_symtab_base_hash): Rename to ...
624 (lto_symtab_entry_hash): ... this.
625 (lto_symtab_base_eq): Rename to ...
626 (lto_symtab_entry_eq): ... this.
627 (lto_symtab_base_marked_p): Rename to ...
628 (lto_symtab_entry_marked_p): ... this.
629 (lto_symtab_identifier_marked_p): Remove.
630 (lto_symtab_decl_marked_p): Likewise.
631 (lto_symtab_maybe_init_hash_tables): Rename to ...
632 (lto_symtab_maybe_init_hash_table): ... this.
633 (lto_symtab_set_resolution_and_file_data): Remove.
634 (lto_symtab_register_decl): New function.
635 (lto_symtab_get_identifier): Remove.
636 (lto_symtab_get): New function.
637 (lto_symtab_get_resolution): Adjust.
638 (lto_symtab_get_identifier_decl): Remove.
639 (lto_symtab_set_identifier_decl): Likewise.
640 (lto_symtab_merge_decl): Rename to ...
641 (lto_symtab_merge): ... this. Rewrite.
642 (lto_symtab_merge_var): Remove.
643 (lto_symtab_merge_fn): Likewise.
644 (lto_symtab_prevailing_decl): Adjust.
645 (lto_cgraph_replace_node): New function.
646 (lto_symtab_merge_decls_2): Likewise.
647 (lto_symtab_merge_decls_1): Likewise.
648 (lto_symtab_fixup_var_decls): Likewise.
649 (lto_symtab_resolve_symbols): Likewise.
650 (lto_symtab_merge_decls): Likewise.
651 (lto_symtab_prevailing_decl): Adjust.
652 (lto_symtab_get_symtab_def): Remove.
653 (lto_symtab_get_file_data): Likewise.
654 (lto_symtab_clear_resolution): Adjust.
655 (lto_symtab_clear_resolution): Likewise.
656 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
657 (input_cgraph_1): Likewise.
658 * lto-streamer-in.c (get_resolution): Do not provide fake
659 symbol resolutions here.
660 (deferred_global_decls): Remove.
661 (lto_register_deferred_decls_in_symtab): Likewise.
662 (lto_register_var_decl_in_symtab): Change signature, register
663 variable via lto_symtab_register_decl.
664 (lto_register_function_decl_in_symtab): Likewise.
665 (lto_read_tree): Adjust.
666 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
667 (lto_symtab_merge_var): Likewise.
668 (lto_symtab_merge_fn): Likewise.
669 (lto_symtab_register_decl): Declare.
670 (lto_symtab_merge_decls): Likewise.
672 2009-10-05 Richard Guenther <rguenther@suse.de>
674 PR tree-optimization/23821
675 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
676 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
677 simple IV increments.
679 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
681 * config/arm/arm.c (arm_override_options): Really initialize
682 flag_dwarf2_cfi_asm to 0.
684 2009-10-05 Doug Kwan <dougkwan@google.com>
686 PR rtl-optimization/41574
687 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
688 floating point and we are not doing unsafe math optimizations.
690 2009-10-03 Simon Baldwin <simonb@google.com>
691 Cary Coutant <ccoutant@google.com>
692 Rafael Espindola <espindola@google.com>
693 Richard Guenther <rguenther@suse.de>
694 Jan Hubicka <jh@suse.cz>
695 Doug Kwan <dougkwan@google.com>
696 H.J. Lu <hongjiu.lu@intel.com>
697 Bill Maddox <maddox@google.com>
698 Ryan Mansfield <rmansfield@qnx.com>
699 Diego Novillo <dnovillo@google.com>
700 Ollie Wild <aaw@google.com>
701 Kenneth Zadeck <zadeck@naturalbridge.com>
703 * lto-cgraph.c: New file.
704 * lto-compress.c: New file.
705 * lto-compress.h: New file.
706 * lto-opts.c: New file.
707 * lto-section-in.c: New file.
708 * lto-section-out.c: New file.
709 * lto-streamer-in.c: New file.
710 * lto-streamer-out.c: New file.
711 * lto-streamer.c: New file.
712 * lto-streamer.h: New file.
713 * lto-symtab.c: New file.
714 * lto-wpa-fixup.c: New file.
715 * lto-wrapper.c: New file.
717 2009-10-03 Simon Baldwin <baldwin@google.com>
718 Ben Elliston <bje@au.ibm.com>
719 Rafael Espindola <espindola@google.com>
720 Nathan Froyd <froydnj@codesourcery.com>
721 Jan Hubicka <jh@suse.cz>
722 Doug Kwan <dougkwan@google.com>
723 Diego Novillo <dnovillo@google.com>
724 Kenneth Zadeck <zadeck@naturalbridge.com>
726 * Makefile.in (enable_lto): New.
727 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
728 (LINKER_PLUGIN_API_H): Define.
729 (LTO_SYMTAB_H): Define.
730 (LTO_STREAMER_H): Define.
731 (TREE_VECTORIZER_H): Define.
732 (INCLUDES): Add LIBELFINC.
733 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
734 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
735 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
736 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
737 (native): Add lto-wrapper$(exeext)
738 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
739 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
740 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
741 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
742 (varasm.o): Add dependency on tree-iterator.h.
743 (cgraph.o): Add dependency on cif-code.def.
744 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
745 (ipa-pure-const.o): Likewise.
746 (GTFILES): Add lto-symtab.c.
747 (install-lto-wrapper): New.
748 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
749 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
750 * config.in: Regenerate.
752 2009-10-03 Rafael Espindola <espindola@google.com>
753 Diego Novillo <dnovillo@google.com>
755 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
757 Call execute_ipa_summary_passes for all_regular_ipa_passes and
759 (cgraph_optimize): Make extern.
761 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
762 Kenneth Zadeck <zadeck@naturalbridge.com>
764 * toplev.c (in_lto_p): Declare.
765 * collect2.c (scan_prog_file): Read all the output when reading
767 (enum lto_mode_d): Declare.
769 2009-10-03 Richard Guenther <rguenther@suse.de>
770 Diego Novillo <dnovillo@google.com>
772 * gimple.c: Include target.h and alias.h.
773 (gimple_types): Declare.
774 (type_hash_cache): Declare.
775 (gimple_alloc_stat): Make extern.
776 (gimple_build_eh_must_not_throw): Call
777 gimple_eh_must_not_throw_set_fndecl.
778 (struct type_pair_d): Declare.
779 (type_pair_t): Declare.
780 (type_pair_hash): New.
782 (lookup_type_pair): New.
783 (gimple_force_type_merge): New.
784 (compare_type_names_p): New.
785 (compare_field_offset): New.
786 (gimple_types_compatible_p): New.
787 (struct sccs): Declare.
788 (next_dfs_num): Declare.
789 (iterative_hash_gimple_type): New.
791 (iterative_hash_type_name): New.
792 (iterative_hash_gimple_type): New.
793 (gimple_type_hash): New.
794 (gimple_type_eq): New.
795 (gimple_register_type): New.
796 (print_gimple_types_stats): New.
797 (gimple_signed_or_unsigned_type): New.
798 (gimple_unsigned_type): New.
799 (gimple_signed_type): New.
800 (gimple_get_alias_set): New.
801 (gimple_decl_printable_name): Do not use DMGL_TYPES.
802 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
803 (gimple_force_type_merge): Declare.
804 (gimple_types_compatible_p): Declare.
805 (gimple_register_type): Declare.
806 (print_gimple_types_stats): Declare.
807 (gimple_unsigned_type): Declare.
808 (gimple_signed_type): Declare.
809 (gimple_get_alias_set): Declare.
810 (gimple_eh_must_not_throw_set_fndecl): New.
812 2009-10-03 Jan Hubicka <jh@suse.cz>
813 Kenneth Zadeck <zadeck@naturalbridge.com>
815 * ipa-pure-const.c: Include lto-streamer.h.
816 (register_hooks): Factor out of ...
817 (generate_summary): ... here.
818 (pure_const_write_summary): New.
819 (pure_const_read_summary): New.
820 (pass_ipa_pure_const): Add pure_const_write_summary and
821 pure_const_read_summary.
822 * ipa-reference.c: Include lto-streamer.h.
823 (add_new_function): New.
824 (remove_node_data): New.
825 (duplicate_node_data): New.
826 (ipa_init): Guard against multiple calls.
827 Move hook setup from analyze_function.
828 (write_node_summary_p): New.
829 (ipa_reference_write_summary): New.
830 (ipa_reference_read_summary): New.
831 (pass_ipa_reference): Add ipa_reference_write_summary and
832 ipa_reference_read_summary.
833 * cgraph.h (cgraph_local_info): Add field lto_file_data.
834 (struct cgraph_edge): Add fields lto_stmt_uid and
835 call_stmt_cannot_inline_p.
836 (cgraph_optimize): Declare.
837 (cgraph_decide_is_function_needed): Declare.
838 (reset_inline_failed): Declare.
839 (enum LTO_cgraph_tags): Declare.
840 (LTO_cgraph_tag_names): Declare.
841 (LCC_NOT_FOUND): Define.
843 2009-10-03 Doug Kwan <dougkwan@google.com>
844 Rafael Espindola <espindola@google.com>
845 Jan Hubicka <jh@suse.cz>
846 Diego Novillo <dnovillo@google.com>
847 Kenneth Zadeck <zadeck@naturalbridge.com>
849 * passes.c (all_regular_ipa_passes): New.
850 (all_ipa_passes): Rename to all_small_ipa_passes.
851 (init_optimization_passes): Init all_regular_ipa_passes.
852 * tree-pass.h (all_regular_ipa_passes): New.
853 (all_ipa_passes): Rename to all_small_ipa_passes.
854 * passes.c (all_lto_gen_passes): New.
855 (init_optimization_passes): Initialize all_lto_gen_passes.
856 (execute_ipa_summary_passes): Make non-static.
857 (ipa_write_summaries_1): New.
858 (ipa_write_summaries_2): New.
859 (ipa_write_summaries): New.
860 (ipa_write_summaries_of_cgraph_node_set): New.
861 (ipa_read_summaries_1): New.
862 (ipa_read_summaries): New.
863 (execute_ipa_pass_list): Call cgraph_process_new_functions.
864 (execute_regular_ipa_pass_list): Remove.
865 (init_optimization_passes): Schedule
866 pass_rebuild_cgraph_edges and pass_early_inline outside
867 of pass_all_early_optimizations. Document reason.
868 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
869 pass_ipa_lto_finish_out): New pass.
870 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
871 (execute_all_ipa_transforms): New.
872 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
873 (dump_properties, debug_properties): New.
874 * tree-optimize.c (gate_all_early_local_passes): Return
875 false if we are in lto1.
876 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
877 * tree-pass.h (execute_all_ipa_transforms): Declare.
878 (pass_ipa_function_and_variable_visibility): Declare.
879 (pass_ipa_early_inline): Declare.
880 (pass_ipa_lto_gimple_out): Declare.
881 (pass_ipa_lto_wpa_fixup): Declare.
882 (pass_ipa_lto_finish_out): Declare.
883 (all_small_ipa_passes, all_regular_ipa_passes,
884 all_lto_gen_passes): Declare.
885 (execute_ipa_summary_passes): Declare.
886 (execute_all_ipa_transforms): Declare.
887 (ipa_write_summaries): Declare
888 (ipa_write_summaries_of_cgraph_node_set): Declare.
889 (ipa_read_summaries): Declare.
891 2009-10-03 Doug Kwan <dougkwan@google.com>
892 Ollie Wild <aaw@google.com>
894 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
896 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
897 (lto_mode): New variable.
898 (maybe_run_lto_and_relink): Handle the -fwpa option.
899 (main): Handle the -fwpa option.
900 (maybe_unlink_list): New function.
901 * gcc.c (link_lto_options): Replace -flto with -fwpa.
902 * common.opt (flto): New flag.
903 * toplev.c (flag_generate_lto): Declare.
905 2009-10-03 Simon Baldwin <simonb@google.com>
907 * common.opt (flto-compression-level): New flag.
909 * opts.c: Include lto-opts.h.
910 (handle_option): Call lto_register_user_option for each
911 valid option handled.
912 (decode_options): Clear registered options before the options
915 2009-10-03 Cary Coutant <ccoutant@google.com>
917 * collect2.c (is_elf): New function.
918 (scan_prog_file): Require LTO object to be in ELF format.
920 2009-10-03 Rafael Espindola <espindola@google.com>
922 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
923 libgcc to the linker.
925 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
927 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
928 (collect_execute): Add flags argument. Pass flags to pex_run. Update
930 * collect2.h (collect_execute): Add flags argument.
931 * tlink.c (tlink_execute): Update call to collect_execute.
932 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
933 (use_linker_plugin): New.
934 (use_linker_plugin_spec_function): New.
935 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
936 (linker_plugin_file_spec): New.
937 (lto_wrapper_spec): New.
939 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
940 (static_spec_functions): Add use-linker-plugin.
941 (process_command): Handle -use-linker-plugin.
942 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
943 linker_plugin_file_spec and lto_gcc_spec.
944 (use_linker_plugin_spec_function): New.
946 2009-10-03 Richard Guenther <rguenther@suse.de>
950 * tree.h (is_lang_specific): Include LANG_TYPE.
951 * tree.c (find_decls_types_r): Manually add interesting parts
952 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
954 * gimple.c (type_pair_hash): Make symmetric.
955 (type_pair_eq): Likewise.
956 (lookup_type_pair): Increase initial hashtable size.
957 (gimple_force_type_merge): Rely on type-pair symmetry.
958 (visit): Remove excessive checking code.
959 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
960 (gimple_register_type): Remove getenv calls, shrink initial
964 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
965 inline functions if not generating lto output.
968 * toplev.c (finalize): In WPA mode remove the asm file.
970 2009-10-03 Doug Kwan <dougkwan@google.com>
972 * ipa-inline.c (cgraph_mark_inline): Check
973 edge->call_stmt_cannot_inline_p instead of calling
974 gimple_call_cannot_inline_p.
975 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
976 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
977 (inline_generate_summary): Do nothing in LTRANS.
978 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
979 exists before calling gimple_call_cannot_inline_p.
980 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
981 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
982 Update new_edge->lto_stmt_uid.
983 * cgraphbuild.c (reset_inline_failed): New.
985 * common.opt (fwpa): New flag.
986 (fltrans): New option.
987 * gcc.c (gcc_lto_option_t): New type.
988 (current_lto_option): New variable.
989 (lto_single_spec_function): Remove and is replaced by ..
990 (lto_option_spec_function): New function.
991 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
992 passing the -flto flag.
993 (cc1_options): Separate non-LTO related parts into ..
994 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
995 (lto1_options): New spec for lto FE.
996 (link_lto_options): New spec for handling LTO flags in linker.
997 (invoke_lto_single): Re-format to fit in 80 column. Replace
998 lto-single with lto-option.
999 (static_specs): Add cc1_non_lto_options, lto1_options and
1001 (static_spec_function): Replace lto-single with lto-option.
1002 (process_command): Handle -flto, -fwpa and -fltran by setting
1003 current_lto_option and not passing it to subprocess unconditionally.
1005 2009-10-03 Bill Maddox <maddox@google.com>
1007 Add `gcc' driver support for link-time code generation (LTO).
1009 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
1010 (lto_flag, lto_objects, lto_o_file): New variables.
1011 (struct lto_object, struct lto_object_list): New structures.
1012 (collect_exit, handler): Remove LTO temporary output file on exit.
1013 (add_lto_object): New function.
1014 (maybe_run_lto_and_relink): New function. Perform link time code
1015 generation and relinking for object files containing LTO information.
1016 (main): Invoke maybe_run_lto_and_relink().
1017 (dump_argv): New function. For debugging, currently disabled.
1018 (scan_prog_file): Add LTO information pass.
1019 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
1021 * toplev.c (compile_file): Emit assembler directive to create
1022 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
1024 2009-10-03 Diego Novillo <dnovillo@google.com>
1026 * c.opt: Add LTO to warn_abi and warn_psabi.
1028 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
1029 inline function. Ignore language-specific nodes. Update all users.
1030 (find_decls_types_r): Do not traverse the subtrees of
1031 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
1032 * tree.h (is_lang_specific): New.
1033 * langhooks.h (struct lang_hooks_for_decls): Remove
1034 may_need_assembler_name_p. Update all users.
1036 * c-common.c (set_builtin_user_assembler_name): Move ...
1037 * builtins.c (set_builtin_user_assembler_name): ... here.
1038 (is_builtin_name): Add comment
1039 (is_builtin_fn): New.
1040 * except.c (output_ttype): Only call
1041 lookup_type_for_runtime if TYPE is not a runtime type.
1043 * passes.c (register_pass): Call position_pass on
1044 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
1045 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
1046 (TV_IPA_LTO_DECL_IO): Define.
1047 (TV_IPA_LTO_CGRAPH_IO): Define.
1049 (TV_WHOPR_WPA): Define.
1050 (TV_WHOPR_WPA_IO): Define.
1051 (TV_WHOPR_LTRANS): Define.
1052 (TV_WHOPR_WPA_FIXUP): Define.
1053 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
1054 * tree-cfg.c (tree_node_can_be_shared): Make extern.
1055 * tree-flow.h (tree_node_can_be_shared): Declare.
1056 * tree-inline.c (tree_can_inline_p): Check that E has a
1057 statement associated with it.
1058 * tree.c (free_lang_data_in_binf): Factor out of ...
1059 (free_lang_data_in_type): ... here.
1060 Call RECORD_OR_UNION_TYPE_P.
1061 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
1062 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
1063 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
1064 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
1065 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
1066 (gate_free_lang_data): Return true if flag_generate_lto is set.
1067 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
1068 * c-common.h (set_builtin_user_assembler_name): Move ...
1069 * tree.h (set_builtin_user_assembler_name): ... here.
1071 * common.opt (flto-report): New flag.
1072 * opts.c (complain_wrong_lang): Do not complain if running lto1.
1073 * collect2.c (scan_prog_file): Send the error output of
1074 'nm' to HOST_BIT_BUCKET.
1076 2009-10-03 Ollie Wild <aaw@google.com>
1078 * langhooks-def.h (lhd_begin_section): New function declaration.
1079 (lhd_write_section): New function declaration.
1080 (lhd_end_section): New function declaration.
1081 (LANG_HOOKS_BEGIN_SECTION): New macro.
1082 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
1083 (LANG_HOOKS_END_SECTION): New macro.
1084 (LANG_HOOKS_LTO): New macro.
1085 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
1086 * langhooks.c (output.h): Add include.
1087 (saved_section): New static variable.
1088 (lhd_begin_section): New function.
1089 (lhd_write_section_data): New function.
1090 (lhd_end_section): New function.
1091 * langhooks.h (struct lang_hooks_for_lto): New structure.
1092 (struct lang_hooks): Add member lto.
1093 * Makefile.in (langhooks.o): Add dependency on output.h.
1095 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
1097 2009-10-03 Richard Guenther <rguenther@suse.de>
1099 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
1102 2009-10-03 Simon Baldwin <simonb@google.com>
1103 Richard Guenther <rguenther@suse.de>
1104 Janis Johnson <janis187@us.ibm.com>
1105 Doug Kwan <dougkwan@google.com>
1106 Diego Novillo <dnovillo@google.com>
1107 Ramana Radhakrishnan <ramana.r@gmail.com>
1108 Ollie Wild <aaw@google.com>
1110 * doc/install.texi: Add documentation for libelf and --enable-lto.
1111 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
1112 -flto-report, -flto-compression-level and -use-linker-plugin.
1113 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
1114 Add section for LTO Testing.
1116 2009-10-02 Cary Coutant <ccoutant@google.com>
1118 Add support for comdat type sections for DWARF v4.
1119 Merge from dwarf4 branch.
1121 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
1122 (dw_die_ref): Define vector type.
1123 (enum dw_val_class): Add dw_val_class_data8.
1124 (struct dw_val_struct): Add v.val_data8.
1125 (comdat_type_node_ref): New type.
1126 (struct die_struct): Move die_symbol into a union; add new field
1127 die_type_node. Change all uses.
1128 (comdat_type_node): New type.
1129 (skeleton_chain_node): New type.
1130 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
1131 (comdat_type_list): New variable.
1132 (dwarf_tag_name): Add DW_TAG_type_unit.
1133 (dwarf_attr_name): Add DW_AT_signature.
1134 (add_AT_data8): New function.
1135 (replace_child): New function.
1136 (move_all_children): New function.
1137 (print_signature): New function.
1138 (print_die): Print signature information; add dw_val_class_data8.
1139 (attr_checksum): Support dw_val_class_data8.
1140 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
1141 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
1142 (checksum_sleb128, checksum_uleb128): New functions.
1143 (checksum_die_context): New function.
1144 (loc_checksum_ordered): New function.
1145 (attr_checksum_ordered): New function.
1146 (struct checksum_attributes): New structure.
1147 (collect_checksum_attributes): New function.
1148 (die_checksum_ordered): New function.
1149 (generate_type_signature): New function.
1150 (same_dw_val_p): Add dw_val_class_data8.
1151 (is_symbol_die): Use new is_declaration_die function.
1152 (is_declaration_die): New function.
1153 (should_move_die_to_comdat): New function.
1154 (clone_die): New function.
1155 (clone_tree): New function.
1156 (clone_as_declaration): New function.
1157 (copy_declaration_context): New function.
1158 (generate_skeleton_ancestor_tree): New function.
1159 (generate_skeleton_bottom_up): New function.
1160 (generate_skeleton): New function.
1161 (remove_child_or_replace_with_skeleton): New function.
1162 (break_out_comdat_types): New function.
1163 (struct decl_table_entry): New type.
1164 (htab_decl_hash): New function.
1165 (htab_decl_eq): New function.
1166 (htab_decl_del): New function.
1167 (copy_ancestor_tree): New function.
1168 (copy_decls_walk): New function.
1169 (copy_decls_for_unworthy_types): New function.
1170 (build_abbrev_table): Don't assert on missing die_symbol when doing
1171 comdat type sections.
1172 (size_of_die): Use DW_FORM_sig8 for external references. Add
1174 (unmark_dies): Don't assert for unmarked dies when doing comdat
1176 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
1177 (output_signature): New function.
1178 (output_die): Likewise.
1179 (output_compilation_unit_header): Mark output as DWARF version 3
1180 even if generating DWARF 4.
1181 (output_comdat_type_unit): New function.
1182 (output_line_info): Mark output as DWARF version 3 even if generating
1184 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
1186 (dwarf2out_end_source_file): Likewise.
1187 (prune_unused_types_walk_attribs): Don't follow references into
1188 comdat type sections.
1189 (prune_unused_types_mark): When generating type units, do not mark
1190 children of non-defining declarations of types; do mark children of
1192 (prune_unused_types): Process comdat type sections.
1193 (htab_ct_hash): New function.
1194 (htab_ct_eq): New function.
1195 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
1196 Add a pointer to the line table from type unit entries so
1197 DW_AT_decl_file has meaning.
1198 * varasm.c (default_elf_asm_named_section): Use identifier name as
1199 comdat key instead of lang hook.
1201 2009-10-02 Neil Vachharajani <nvachhar@google.com>
1203 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
1205 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
1207 * config/i386/i386.md (SWIM248): New mode iterator.
1208 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
1209 divmodhi4 patterns using SWIM248 macro.
1210 (*divmod<mode>4): Macroize insn_and_split pattern from
1211 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
1212 and their corresponding splitters usign SWIM248 macro. Split SImode
1213 insn to generate cltd and DImode insn to generate cqto instead of
1214 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
1215 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
1216 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
1217 *divmodsi_noext patterns using SWIM248 macro.
1218 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
1219 udivmodhi4 patterns using SWIM248 macro.
1220 (*udivmod<mode>4): Macroize insn_and_split pattern from
1221 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
1222 corresponding splitters using SWIM248 macro.
1223 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
1224 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
1226 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
1228 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
1229 of zero-sized element is zero-sized regardless of its extent.
1231 2009-10-02 Jakub Jelinek <jakub@redhat.com>
1234 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
1235 * configure: Regenerated.
1236 * config.in: Regenerated.
1237 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
1238 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
1239 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
1240 not emitting .eh_frame, emit .cfi_sections .debug_frame
1245 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
1246 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
1248 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
1249 vars use DECL_RTL with resetting it back to NULL afterwards.
1250 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
1251 rtx_equal_p instead of asserting it is a SYMBOL_REF.
1252 (value_format): For dw_val_class_addr only use DW_FORM_addr if
1253 the attribute type allows it, otherwise use DW_FORM_dataN.
1254 (mem_loc_descriptor): Handle CONST_STRING.
1255 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
1256 Handle MEM with CONST_STRING address using add_AT_string.
1257 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
1258 CONST_STRING for const arrays initialized with a string literal.
1259 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
1260 (dwarf2out_finish): Call resolve_addr.
1262 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
1263 Maxim Kuvyrkov <maxim@codesourcery.com>
1265 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
1267 2009-10-02 Nick Clifton <nickc@redhat.com>
1269 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
1270 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
1272 2009-10-01 Jan Hubicka <jh@suse.cz>
1274 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
1275 (cgraph_create_virtual_clone): Just pass redirect_callers
1277 * cgraph.h (cgraph_clone_node): Update prototype.
1278 * ipa-pure-const.c (self_recursive_p): New function.
1279 (propagate): Use it.
1280 * ipa-inline.c (cgraph_clone_inlined_nodes,
1281 cgraph_decide_recursive_inlining): Update.
1283 2009-10-01 David Daney <ddaney@caviumnetworks.com>
1285 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
1286 instructions for TARGET_OCTEON.
1288 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1290 * config/arm/arm.c (arm_override_options): Turn off
1291 flag_dwarf2_cfi_asm for AAPCS variants.
1293 2009-10-01 Martin Jambor <mjambor@suse.cz>
1296 * tree-sra.c (convert_callers): Do not call
1297 compute_inline_parameters on one caller more than once.
1299 2009-10-01 Nick Clifton <nickc@redhat.com>
1301 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
1302 an empty string if not already defined.
1304 2009-10-01 Martin Jambor <mjambor@suse.cz>
1307 * tree-sra.c (is_va_list_type): New function.
1308 (find_var_candidates): Call is_va_list_type.
1309 (find_param_candidates): Check that the type or the type pointed
1310 to are not va_list types.
1312 2009-10-01 Martin Jambor <mjambor@suse.cz>
1315 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
1316 DECL_ARTIFICIAL (param_decl) is true.
1318 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
1320 * tree.h (tree_decl_common::lang_flag_8): New.
1321 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
1323 * c-common.h (RID_CONSTEXPR): New.
1325 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
1327 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
1328 Use ref-all pointers.
1329 (alpha_gimplify_va_arg): Ditto.
1331 2009-09-30 Jakub Jelinek <jakub@redhat.com>
1334 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
1335 before insn counting loop now that BB_END (bb) is counted. Ensure
1336 the return value isn't zero.
1338 2009-09-30 Nick Clifton <nickc@redhat.com>
1340 * config.gcc (sh-symbianelf): Replace definition of extra_objs
1341 with separate definitions of c_target_objs and cxx_target_objs.
1342 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
1344 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
1345 sh_symbian_import_export_class.
1346 * config/sh/sh-protos.h: Fix names of exported symbian functions.
1347 * config/sh/symbian.c: Delete, moving code into...
1348 * config/sh/symbian-base.c: ... here
1349 * config/sh/symbian-c.c: ... and here
1350 * config/sh/symbian-cxx.c: ... and here.
1352 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
1355 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
1356 of plus RTX into register.
1358 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1360 * doc/install.texi: Linguistic and markup fixes.
1361 (Configuration) <--disable-cpp>: Remove description.
1362 <--enable-maintainer-mode>: Autotools files are affected, too.
1363 <--with-sysroot>: Improve description.
1364 (Building): Bump required GNU make version.
1366 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
1368 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
1369 (x86_64-*-*): Ditto.
1371 * config/i386/fma4intrin.h: New file, provide common x86 compiler
1372 intrinisics for FMA4.
1373 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
1374 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
1375 Add FMA4 check and fma4intrin.h.
1376 * config/i386/i386-c.c(ix86_target_macros_internal): Check
1378 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
1379 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
1380 constant for FMA4 support.
1381 (UNSPEC_FMA4_FMADDSUB): Ditto.
1382 (UNSPEC_FMA4_FMSUBADD): Ditto.
1383 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
1384 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
1385 (ix86_expand_fma4_multiple_memory): Ditto.
1386 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
1387 (OPTION_MASK_ISA_FMA4_UNSET): New.
1388 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
1389 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
1390 (ix86_handle_option): Handle -mfma4.
1391 (isa_opts): Handle -mfma4.
1392 (enum pta_flags): Add PTA_FMA4.
1393 (override_options): Add FMA4 support.
1394 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
1395 (IX86_BUILTIN_VFMADDSD): Ditto.
1396 (IX86_BUILTIN_VFMADDPS): Ditto.
1397 (IX86_BUILTIN_VFMADDPD): Ditto.
1398 (IX86_BUILTIN_VFMSUBSS): Ditto.
1399 (IX86_BUILTIN_VFMSUBSD): Ditto.
1400 (IX86_BUILTIN_VFMSUBPS): Ditto.
1401 (IX86_BUILTIN_VFMSUBPD): Ditto.
1402 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
1403 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
1404 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
1405 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
1406 (IX86_BUILTIN_VFNMADDSS): Ditto.
1407 (IX86_BUILTIN_VFNMADDSD): Ditto.
1408 (IX86_BUILTIN_VFNMADDPS): Ditto.
1409 (IX86_BUILTIN_VFNMADDPD): Ditto.
1410 (IX86_BUILTIN_VFNMSUBSS): Ditto.
1411 (IX86_BUILTIN_VFNMSUBSD): Ditto.
1412 (IX86_BUILTIN_VFNMSUBPS): Ditto.
1413 (IX86_BUILTIN_VFNMSUBPD): Ditto.
1414 (IX86_BUILTIN_VFMADDPS256): Ditto.
1415 (IX86_BUILTIN_VFMADDPD256): Ditto.
1416 (IX86_BUILTIN_VFMSUBPS256): Ditto.
1417 (IX86_BUILTIN_VFMSUBPD256): Ditto.
1418 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
1419 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
1420 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
1421 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
1422 (IX86_BUILTIN_VFNMADDPS256): Ditto.
1423 (IX86_BUILTIN_VFNMADDPD256): Ditto.
1424 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
1425 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
1426 (enum multi_arg_type): New enum for describing the various FMA4
1427 intrinsic argument types.
1428 (bdesc_multi_arg): New table for FMA4 intrinsics.
1429 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
1430 (ix86_expand_multi_arg_builtin): New function for creating FMA4
1432 (ix86_expand_builtin): Add FMA4 intrinsic support.
1433 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
1434 operand instructions.
1435 (ix86_expand_fma4_multiple_memory): New function to split the
1436 second memory reference from FMA4 instructions.
1437 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
1438 (ssemodesuffixf2s): Ditto.
1439 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
1441 (fma4_fmsub<mode>4): Ditto.
1442 (fma4_fnmadd<mode>4): Ditto.
1443 (fma4_fnmsub<mode>4): Ditto.
1444 (fma4_vmfmadd<mode>4): Ditto.
1445 (fma4_vmfmsub<mode>4): Ditto.
1446 (fma4_vmfnmadd<mode>4): Ditto.
1447 (fma4_vmfnmsub<mode>4): Ditto.
1448 (fma4_fmadd<mode>4256): Ditto.
1449 (fma4_fmsub<mode>4256): Ditto.
1450 (fma4_fnmadd<mode>4256): Ditto.
1451 (fma4_fnmsub<mode>4256): Ditto.
1452 (fma4_fmaddsubv8sf4): Ditto.
1453 (fma4_fmaddsubv4sf4): Ditto.
1454 (fma4_fmaddsubv4df4): Ditto.
1455 (fma4_fmaddsubv2df4): Ditto.
1456 (fma4_fmsubaddv8sf4): Ditto.
1457 (fma4_fmsubaddv4sf4): Ditto.
1458 (fma4_fmsubaddv4df4): Ditto.
1459 (fma4_fmsubaddv2df4): Ditto.
1460 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
1461 instructions for intrinsics.
1462 (fma4i_fmsub<mode>4): Ditto.
1463 (fma4i_fnmadd<mode>4): Ditto.
1464 (fma4i_fnmsub<mode>4): Ditto.
1465 (fma4i_vmfmadd<mode>4): Ditto.
1466 (fma4i_vmfmsub<mode>4): Ditto.
1467 (fma4i_vmfnmadd<mode>4): Ditto.
1468 (fma4i_vmfnmsub<mode>4): Ditto.
1469 (fma4i_fmadd<mode>4256): Ditto.
1470 (fma4i_fmsub<mode>4256): Ditto.
1471 (fma4i_fnmadd<mode>4256): Ditto.
1472 (fma4i_fnmsub<mode>4256): Ditto.
1473 (fma4i_fmaddsubv8sf4): Ditto.
1474 (fma4i_fmaddsubv4sf4): Ditto.
1475 (fma4i_fmaddsubv4df4): Ditto.
1476 (fma4i_fmaddsubv2df4): Ditto.
1477 (fma4i_fmsubaddv8sf4): Ditto.
1478 (fma4i_fmsubaddv4sf4): Ditto.
1479 (fma4i_fmsubaddv4df4): Ditto.
1480 (fma4i_fmsubaddv2df4): Ditto.
1482 * doc/invoke.texi (-mfma4): Add documentation.
1483 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
1485 2009-09-29 Richard Henderson <rth@redhat.com>
1487 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
1488 an edge to the new destination block.
1490 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1493 * pa.c (hppa_profile_hook): Use
1494 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
1496 2009-09-29 Steve Ellcey <sje@cup.hp.com>
1497 Alexander Monakov <amonakov@ispras.ru>
1500 * config/ia64/predicates.md (not_postinc_destination_operand): New.
1501 (not_postinc_memory_operand): New.
1502 (not_postinc_move_operand): New.
1503 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
1504 (*cmovsi_internal): Ditto.
1506 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
1508 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
1509 restrict issue_rate in first pass when scheduling for register
1512 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
1513 Rafael Avila de Espindola <espindola@google.com>
1515 * gengtype.c (plugin_output): New.
1516 (get_output_file_with_visibility): Return plugin_output for plugins.
1517 (main): Parse and use the -P option.
1518 * gty.texi: Update the command line format.
1520 2009-09-29 Jakub Jelinek <jakub@redhat.com>
1523 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
1525 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
1526 out if !const_ok_for_output.
1529 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
1530 case VAR_LOCATION>: Remove gcc_unreachable ().
1532 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
1534 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
1535 (x86_64-*-*): Ditto.
1536 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
1537 back to smmintrin.h.
1538 * config/i386/cpuid.h: (bit_SSE5): Remove SSE5 bit.
1539 * config/i386/x86intrin.h: Remove SSE5.
1540 * config/i386/mmintrin-common.h: Delete file.
1541 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
1543 2009-09-29 Richard Guenther <rguenther@suse.de>
1545 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
1546 resulting from stack temporaries on STRICT_ALIGNMENT targets.
1548 2009-09-29 Nick Clifton <nickc@redhat.com>
1550 * function.c (current_function_name): If there is no current
1551 function just return "<none>".
1553 2009-09-28 Sriraman Tallam <tmsriram@google.com>
1555 * tree-pass.h (register_pass_info): New structure.
1556 (pass_positioning_ops): Move enum from gcc-plugin.h.
1557 (register_pass): New function.
1558 * gcc-plugin.h (plugin_pass): Delete structure.
1559 (pass_positioning_ops): Delete enum.
1560 * plugin.c (regsiter_pass): Delete function.
1561 (position_pass): Delete function.
1562 (added_pass_nodes): Delete variable.
1563 (prev_added_pass_nodes): Delete variable.
1564 (pass_list_node): Delete structure.
1565 * passes.c (make_pass_instance): New function.
1566 (next_pass_1): Change to call make_pass_instance.
1567 (pass_list_node): Move structure from gcc-plugin.h.
1568 (added_pass_nodes): Move variable from plugin.c.
1569 (prev_added_pass_nodes): Move variable from plugin.c.
1570 (position_pass): New function.
1571 (register_pass): New function.
1573 2009-09-28 Easwaran Raman <eraman@google.com>
1575 * ifcvt.c (noce_try_abs): Recognize pattern and call
1576 expand_one_cmpl_abs_nojump.
1577 * optabs.c (expand_one_cmpl_abs_nojump): New function.
1578 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
1580 2009-09-28 Ian Lance Taylor <iant@google.com>
1583 * c-opts.c (c_common_handle_option): Don't set
1584 warn_jump_misses_init for -Wall.
1585 * doc/invoke.texi (Warning Options): Update documentation.
1587 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1589 * Makefile.in ($(out_object_file)): Depend on
1590 gt-$(basename $(notdir $(out_file))).h.
1592 2009-09-28 Richard Henderson <rth@redhat.com>
1594 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
1595 * except.c (gen_eh_region): Set it.
1596 (duplicate_eh_regions_1): Copy it.
1597 * tree-eh.c (lower_resx): Use it to determine which function
1600 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
1601 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
1602 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
1603 * tree.c (build_common_builtin_nodes): Remove parameter. Build
1604 BUILT_IN_CXA_END_CLEANUP if necessary.
1606 * c-common.c (c_define_builtins): Update call to
1607 build_common_builtin_nodes.
1609 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1611 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
1613 2009-09-28 Michael Matz <matz@suse.de>
1615 * builtins.c (interclass_mathfn_icode): New helper.
1616 (expand_builtin_interclass_mathfn): Use it here, and split folding
1618 (fold_builtin_interclass_mathfn): ... this new folder.
1619 (build_call_nofold_loc): New static helper.
1620 (build_call_nofold): New wrapper macro for above.
1621 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
1622 (expand_builtin_pow): Ditto.
1623 (expand_builtin_memset_args): Ditto.
1624 (expand_builtin_printf): Ditto.
1625 (expand_builtin_fprintf): Ditto.
1626 (expand_builtin_sprintf): Ditto.
1627 (expand_builtin_memory_chk): Ditto.
1628 (expand_builtin_mempcpy_args): Ditto and don't call folders.
1629 (expand_builtin_stpcpy): Ditto.
1630 (expand_builtin_strcmp): Ditto.
1631 (expand_builtin_strncmp): Ditto.
1632 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
1633 (expand_builtin_strcpy_args): Don't call folders.
1634 (expand_builtin_memcmp): Ditto.
1635 (expand_builtin_strncpy): Ditto, and use target.
1636 (expand_builtin_memcpy): Ditto.
1637 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
1638 expand_builtin_strpbrk, expand_builtin_memmove,
1639 expand_builtin_memmove_args, expand_builtin_bcopy,
1640 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
1641 expand_builtin_strspn, expand_builtin_strcspn,
1642 expand_builtin_fputs): Remove these.
1643 (expand_builtin): Don't call the above, change calls to other
1644 expanders that changed prototype.
1645 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
1646 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
1647 fold_builtin_interclass_mathfn.
1648 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
1649 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
1651 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
1652 * passes.c (init_optimization_passes): Move pass_fold_builtins
1653 after last phiopt pass.
1654 * tree-inline.c (fold_marked_statements): When folding builtins
1655 iterate over all instruction potentially generated.
1656 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
1658 (fold_gimple_call): Use it to always fold calls (into potentially
1659 multiple instructions).
1660 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
1661 calls into zero at this time.
1662 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
1663 statements generated by builtin folding.
1665 2009-09-28 Nick Clifton <nickc@redhat.com>
1667 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
1669 2009-09-28 Duncan Sands <baldrick@free.fr>
1671 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
1672 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
1673 (register_callback): Dispatch it.
1674 (invoke_plugin_callbacks): Incorporate in sanity check.
1675 * ggc.h (ggc_register_cache_tab): Add declaration.
1676 * ggc-common.c (ggc_register_root_tab): Simplify.
1677 (const_ggc_cache_tab_t): New typedef.
1678 (extra_cache_vec): New vector of dynamically added cache tables.
1679 (ggc_register_cache_tab): New function.
1680 (ggc_scan_cache_tab): New function.
1681 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
1682 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
1684 2009-09-27 Richard Henderson <rth@redhat.com>
1686 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
1687 which we remove __builtin_stack_restore.
1689 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
1691 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
1692 to test for GRD_INVARIANT.
1693 (simple_rhs_p): Anything that's function_invariant_p is fine.
1695 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
1697 * gengtype.c (main): Use plunge_files instead of plugin_output.
1699 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
1700 Rafael Avila de Espindola <espindola@google.com>
1702 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
1703 Don't print pch related info if it is false.
1704 (main): Don't print pch info in plugin mode.
1706 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
1708 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
1709 with dw_val_class_const_double.
1710 (struct dw_val_struct): Replace val_long_long with val_double and
1711 adjust for above change.
1712 (output_loc_operands): Likewise.
1713 (add_AT_long_long): Rename into...
1714 (add_AT_double): ...this.
1715 (print_die): Replace dw_val_class_long_long with
1716 dw_val_class_const_double and adjust.
1717 (attr_checksum): Likewise.
1718 (same_dw_val_p): Likewise.
1719 (size_of_die): Likewise.
1720 (value_format): Likewise.
1721 (output_die): Likewise.
1722 (loc_descriptor) <CONST_DOUBLE>: Likewise.
1723 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
1724 instead of add_AT_long_long.
1725 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
1726 value with the precision of its type.
1728 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
1731 * c-typeck.c (build_conditional_expr): Use the readonly and
1732 volatile flags of the operand types, not of the operands itself.
1734 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
1736 * collect2.c (main): Look for -brtl before adding libraries.
1738 2009-09-27 Jonathan Gray <jsg@openbsd.org>
1740 * config.gcc: Update OpenBSD targets.
1741 * config/openbsd-stdint.h: New file.
1742 * config/openbsd-libpthread.h: New file.
1743 * config/openbsd.h: Update and break out LIB_SPEC definition.
1744 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
1745 * config/i386/openbsdelf.h: Correct types.
1746 * config/m68k/openbsd.h: Likewise.
1747 * config/mips/openbsd.h: Likewise.
1748 * config/vax/openbsd.h: Likewise.
1750 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
1752 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
1753 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
1754 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
1755 of the length and zero.
1757 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1759 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
1760 (FLAGS_H): Add options.h $(REAL_H).
1761 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
1762 (TREE_VECTORIZER_H): New.
1763 (EBITMAP_H): Renamed from EBIMAP_H.
1764 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
1765 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
1766 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
1767 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
1768 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
1769 (graphite-clast-to-gimple.o, graphite-dependences.o)
1770 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
1771 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
1772 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
1773 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
1774 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
1775 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
1776 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
1777 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
1778 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
1779 updated and fixed as per above changes and per
1780 check_makefile_deps.sh output.
1783 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
1784 * configure: Regenerate.
1786 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1788 * doc/install.texi: Update minimum MPC version to 0.7.
1790 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
1792 * doc/install.texi (Binaries): Remove reference to the binary
1793 distribution CD-ROM from the FSF.
1795 2009-09-26 Michael Matz <matz@suse.de>
1799 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
1800 that are mentioned in the body.
1802 2009-09-26 Michael Matz <matz@suse.de>
1804 PR tree-optimization/41454
1805 * tree-ssa-dom (stmts_to_rescan): Remove variable.
1806 (tree_ssa_dominator_optimize): Don't allocate and free it.
1807 (dom_opt_leave_block): Don't iterate over it.
1808 (eliminate_redundant_computations): Don't return a value.
1809 (cprop_operand, cprop_into_stmt): Ditto.
1810 (optimize_stmt): Don't defer updating stmts.
1812 2009-09-25 Dodji Seketeli <dodji@redhat.com>
1814 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
1815 generic_parameter_die, template_parameter_pack_die,
1816 gen_formal_parameter_die, gen_subprogram_die): Adjust after
1817 renaming DW_TAG_formal_parameter_pack and
1818 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
1819 and DW_TAG_GNU_template_parameter_pack.
1821 2009-09-25 Anatoly Sokolov <aesok@post.ru>
1823 * config/v850/v850.h (FUNCTION_VALUE): Remove.
1824 * config/v850/v850.c (v850_function_value): New function.
1825 (TARGET_FUNCTION_VALUE): Define.
1827 2009-09-25 Jakub Jelinek <jakub@redhat.com>
1829 * tree-vect-stmts.c (vectorizable_call): Call
1830 mark_symbols_for_renaming after vect_finish_stmt_generation.
1832 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
1833 to loc_descriptor_from_tree.
1834 (add_location_or_const_value_attribute): Pass 0 instead of 2
1835 for decl_by_reference_p decls.
1837 2009-09-25 Richard Guenther <rguenther@suse.de>
1840 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
1843 2009-09-25 Ben Elliston <bje@au.ibm.com>
1845 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
1848 2009-09-25 Alan Modra <amodra@bigpond.net.au>
1850 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
1851 form of instruction.
1853 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1856 * fold-const.c (const_binop): Handle complex int division.
1857 * tree-complex.c (expand_complex_div_straight,
1858 expand_complex_div_wide): Update comments.
1860 2009-09-24 DJ Delorie <dj@redhat.com>
1863 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
1864 (reg_class): Likewise.
1865 (REG_CLASS_NAMES): Likewise.
1866 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
1867 (m32c_override_options): Disable -fivopts for M32C.
1869 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1871 * config/rs6000/predicates.md (indexed_or_indirect_operand):
1872 Delete VSX load/store with update support.
1873 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
1874 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
1878 (VStype_load_update): Ditto.
1879 (VStype_store_update): Ditto.
1880 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
1881 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
1883 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
1884 load/store with update builtins.
1886 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
1888 * libgcc2.c (L_trampoline): Prototype for getpagesize
1889 and mprotect in WINNT case.
1891 2009-09-24 Anatoly Sokolov <aesok@post.ru>
1893 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
1894 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
1895 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
1896 'outgoing' argument.
1897 (TARGET_FUNCTION_VALUE): Define.
1899 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
1901 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
1903 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
1906 * common.opt: Initialize dwarf_strict to -1.
1907 * toplev.c (process_options): Catch unset dwarf_strict
1908 and set to 0 for all targets not overriding.
1909 * config/darwin.c (darwin_override_options): Catch unset
1910 dwarf_strict and override to 1.
1912 2009-09-24 Jeff Law <law@redhat.com>
1914 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
1916 2009-09-24 Richard Guenther <rguenther@suse.de>
1918 PR tree-optimization/36143
1919 PR tree-optimization/38747
1920 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
1921 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
1923 2009-09-24 Jakub Jelinek <jakub@redhat.com>
1926 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
1927 return false instead of gcc_unreachable (). For CONST return the
1928 value returned by recursive call instead of always returning true.
1929 (tree_add_const_value_attribute): Return the value returned by
1930 add_const_value_attribute instead of always returning true if rtl
1933 2009-09-23 Justin Seyster <jrseys@gmail.com>
1935 * Makefile.in (PLUGIN_HEADERS): Include real.h.
1937 2009-09-24 Jakub Jelinek <jakub@redhat.com>
1939 * cgraphunit.c (cgraph_lower_function): Revert last change.
1940 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
1941 instead of DECL_NO_STATIC_CHAIN.
1942 * tree-cfg.c (verify_gimple_call): Likewise.
1943 * tree-nested.c (get_chain_decl, get_chain_field,
1944 convert_tramp_reference_op, convert_gimple_call): Likewise.
1945 (convert_all_function_calls): Likewise. Always set or clear
1946 DECL_STATIC_CHAIN initially, for !n->outer clear it.
1947 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
1948 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
1950 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
1951 DECL_NO_STATIC_CHAIN.
1952 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
1953 instead of DECL_NO_STATIC_CHAIN.
1954 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
1955 decl_function_context.
1956 * varasm.c (initializer_constant_valid_p): Likewise.
1957 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
1958 (DECL_STATIC_CHAIN): ... this.
1959 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
1960 instead of DECL_NO_STATIC_CHAIN.
1962 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
1963 Rafael Avila de Espindola <espindola@google.com>
1965 * gengtype.c (nb_plugin_files): Make it unsigned to match
1966 num_gt_files. Adjust other variables to avoid warnings.
1967 (main): Allocate an all zero lang_bitmap before each plugin file name
1968 to match regular file names.
1970 2009-09-23 Richard Henderson <rth@redhat.com>
1972 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
1973 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
1974 static chain passed in memory.
1975 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
1976 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
1977 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
1978 STATIC_CHAIN_REGNUM defined.
1980 * config/picochip/picochip-protos.h: s/class/klass/.
1981 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
1982 (picochip_static_chain): New.
1983 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
1984 (STATIC_CHAIN_INCOMING): Remove.
1986 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
1987 (xtensa_static_chain): New.
1988 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
1989 (STATIC_CHAIN_INCOMING): Remove.
1991 2009-09-23 Anatoly Sokolov <aesok@post.ru>
1993 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
1994 * config/pa/pa-protos.h (function_value): Remove.
1995 * config/pa/pa.c (pa_function_value): Rename from function_value.
1996 Make static, add 'outgoing' argument.
1997 (TARGET_FUNCTION_VALUE): Define.
1999 2009-09-23 Anatoly Sokolov <aesok@post.ru>
2001 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
2002 instead of cfun->machine->is_leaf.
2003 * config/avr/avr.h (machine_function): Remove is_leaf field.
2005 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2008 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
2009 DW_OP_piece after DW_OP_stack_value, adjust size calculations
2010 for it, when DW_OP_stack_value and DW_OP_implicit_value has
2011 the same size, prefer DW_OP_stack_value.
2012 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
2013 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
2015 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
2018 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
2020 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
2023 * cfgexpand.c (convert_debug_memory_address): New.
2024 (expand_debug_expr): Convert base address and offset to the same
2025 mode. Use it to convert addresses to other modes. Accept
2028 2009-09-23 Richard Guenther <rguenther@suse.de>
2030 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
2031 produced for bigendian targets with promoted subregs.
2033 2009-09-23 Richard Guenther <rguenther@suse.de>
2035 * value-prof.c (gimple_ic): Purge old EH edges only after building
2038 2009-09-23 Nick Clifton <nickc@redhat.com>
2040 * config/arc/arc.c (arc_trampoline_init): Fix typo.
2042 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2045 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
2048 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
2049 on non-nested functions.
2051 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2052 Jan Hubicka <jh@suse.cz>
2054 * dwarf2out.c (loc_list_plus_const): Only define if
2055 DWARF2_DEBUGGING_INFO.
2056 (address_of_int_loc_descriptor): Likewise.
2059 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
2061 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
2064 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
2065 constant is more than zero.
2067 2009-09-23 Alan Modra <amodra@bigpond.net.au>
2070 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
2071 call final to emit non-scheduled prologue, instead insert at entry.
2073 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2074 Joseph S. Myers <joseph@codesourcery.com>
2076 * doc/install.texi (*-*-freebsd*): Add proper format codes.
2078 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2079 Rafael Avila de Espindola <espindola@google.com>
2081 * gengtype.c (is_file_equal): New function.
2082 (close_output_files): Use is_file_equal. Free of->buf.
2084 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2085 Rafael Avila de Espindola <espindola@google.com>
2087 * gengtype.c (write_types, write_local): Add the output_header
2088 argument. Update all callers.
2090 2009-09-22 Dodji Seketeli <dodji@redhat.com>
2092 * dwarf2out.c (template_parameter_pack_die,
2093 gen_formal_parameter_pack_die ): New functions.
2094 (make_ith_pack_parameter_name): Remove this function.
2095 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
2096 DW_TAG_formal_parameter_pack.
2097 (gen_generic_params_dies): Represent each template parameter pack
2098 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
2099 represented by usual DW_TAG_template_*_parameter DIEs that are
2100 children of the DW_TAG_template_parameter_pack element DIE.
2101 (generic_parameter_die): This doesn't deal with parameter pack
2102 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
2103 of parameter pack DIEs.
2104 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
2105 in certain cases, e.g. for pack elements.
2106 (gen_formal_types_die, gen_decl_die): Adjust usage of
2107 gen_formal_parameter_die.
2108 (gen_subprogram_die): Represent each function parameter pack by a
2109 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
2110 represented by usual DW_TAG_formal_parameter DIEs that are children
2111 of the DW_TAG_formal_parameter_pack DIE. Remove references to
2112 ____builtin_va_alist decls as no part of the compiler uses those
2114 * langhooks.h (struct lang_hooks_for_decls): Add
2115 function_parm_expanded_from_pack_p, get_generic_function_decl
2116 and function_parameter_pack_p hooks. Fix comment for
2117 get_innermost_generic_parms hook.
2118 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
2119 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
2120 macros and use them to initialize lang_hook.
2122 2009-09-22 Richard Henderson <rth@redhat.com>
2124 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
2125 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
2126 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
2127 on TRAMPOLINE_TEMPLATE.
2128 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
2129 TRAMPOLINE_ADJUST_ADDRESS.
2130 * targhooks.c (default_asm_trampoline_template): Remove.
2131 (default_trampoline_adjust_address): Remove.
2132 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
2133 * targhooks.h: Update decls.
2135 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2137 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
2138 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
2139 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
2141 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
2144 * reload1.c (reload): Reset debug insns with pseudos without
2147 2009-09-22 Janis Johnson <janis187@us.ibm.com>
2149 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
2150 unconditional true for decimal float modes.
2151 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
2152 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
2154 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2156 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
2157 Enable a new case for __FreeBSD__ >= 7.
2158 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
2159 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
2160 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
2161 and USE_LD_AS_NEEDED.
2163 * doc/install.texi (*-*-freebsd*): Update target information.
2165 2009-09-22 Richard Guenther <rguenther@suse.de>
2168 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
2169 arrays really properly.
2171 2009-09-22 Richard Henderson <rth@redhat.com>
2174 * target.h (struct gcc_target): Add asm_out.trampoline_template,
2175 calls.static_chain, calls.trampoline_init,
2176 calls.trampoline_adjust_address.
2177 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2178 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
2179 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2180 * builtins.c (expand_builtin_setjmp_receiver): Use
2181 targetm.calls.static_chain; only clobber registers.
2182 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
2183 set up memory attributes properly for the trampoline block.
2184 (expand_builtin_adjust_trampoline): Use
2185 targetm.calls.trampoline_adjust_address.
2186 * calls.c (prepare_call_address): Add fndecl argument. Use
2187 targetm.calls.static_chain.
2188 * df-scan.c (df_need_static_chain_reg): Remove.
2189 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
2190 consolodate static chain handling.
2191 * doc/tm.texi: Document new hooks.
2192 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
2193 (init_emit_regs): Don't initialize them.
2194 * expr.h (prepare_call_address): Update decl.
2195 * final.c (profile_function): Use targetm.calls.static_chain.
2196 * function.c (expand_function_start): Likewise.
2197 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
2198 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
2199 only clobber registers.
2200 * targhooks.c (default_static_chain): New.
2201 (default_asm_trampoline_template, default_trampoline_init): New.
2202 (default_trampoline_adjust_address): New.
2203 * targhooks.h: Declare them.
2204 * varasm.c (assemble_trampoline_template): Use
2205 targetm.asm_out.trampoline_template. Make the memory block const
2208 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
2209 alpha_initialize_trampoline. Make static. Merge VMS parameter
2210 differences into the TARGET_ABI_OPEN_VMS code block.
2211 (TARGET_TRAMPOLINE_INIT): New.
2212 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
2213 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
2214 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
2215 (INITIALIZE_TRAMPOLINE): Remove.
2217 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
2218 (TRAMPOLINE_TEMPLATE): Merge with ...
2219 (INITIALIZE_TRAMPOLINE): ... this and move ...
2220 * config/arc/arc.c (arc_trampoline_init): ... here.
2221 (TARGET_TRAMPOLINE_INIT): New.
2223 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2224 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2225 (arm_asm_trampoline_template): New.
2226 (arm_trampoline_init, arm_trampoline_adjust_address): New.
2227 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
2228 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
2229 code to arm_asm_trampoline_template.
2230 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
2231 arm_trampoline_adjust_address.
2232 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
2233 adjust for target hook parameters.
2235 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
2238 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
2239 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
2240 (bfin_trampoline_init): Rename from initialize_trampoline;
2241 make static; update for target hook parameters.
2242 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
2243 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
2244 bfin_asm_trampoline_template.
2245 (INITIALIZE_TRAMPOLINE): Remove.
2247 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2248 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
2249 cris_trampoline_init): New.
2250 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
2251 cris_asm_trampoline_template.
2252 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
2253 adjust for target hook parameters.
2255 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
2257 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2258 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
2259 fr30_trampoline_init): New.
2260 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
2261 fr30_asm_trampoline_template.
2262 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
2263 adjust for target hook parameters.
2265 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
2266 (frv_trampoline_init): Rename from frv_initialize_trampoline;
2267 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
2268 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
2269 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
2271 * config/h8300/h8300.c (h8300_trampoline_init): New.
2272 (TARGET_TRAMPOLINE_INIT): New.
2273 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
2274 to h8300_trampoline_init and adjust for hook parameters.
2276 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
2277 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
2278 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
2279 make static; adjust for hook parameters.
2280 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
2282 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2283 (TARGET_TRAMPOLINE_INIT): New.
2284 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
2285 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
2286 iq2000_asm_trampoline_template.
2287 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
2288 (TRAMPOLINE_CODE_SIZE): New.
2289 (TRAMPOLINE_SIZE): Use it.
2290 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
2292 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
2293 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
2294 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
2295 adjust for hook parameters.
2296 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
2298 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
2299 (m32r_trampoline_init): New.
2300 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
2301 m32r_trampoline_init.
2303 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
2304 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
2305 make static; update for hook parameters.
2306 * config/m68hc11/m68hc11-protos.h: Update.
2307 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
2309 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2310 (TARGET_TRAMPOLINE_INIT): New.
2311 (mcore_function_value): Fix typo.
2312 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
2313 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
2314 to mcore_asm_trampoline_template.
2315 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
2317 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
2318 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
2319 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
2320 update for hook parameters.
2321 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
2323 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2324 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2325 mips_trampoline_init): New.
2326 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
2327 mips_asm_trampoline_template.
2328 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
2329 update for hook parameters.
2331 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2332 (TARGET_TRAMPOLINE_INIT): New.
2333 (mmix_trampoline_size): Remove.
2334 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
2335 make static. Remove out-of-date tetra vs octa comment.
2336 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
2337 make static; update for hook parameters.
2338 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
2339 (INITIALIZE_TRAMPOLINE): Remove.
2340 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
2341 (TRAMPOLINE_ALIGNMENT): New.
2342 * gcc/config/mmix/mmix-protos.h: Update.
2344 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2345 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2346 mn10300_trampoline_init): New.
2347 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
2348 mn10300_asm_trampoline_template.
2349 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
2351 * config/moxie/moxie.c (moxie_static_chain,
2352 moxie_asm_trampoline_template, moxie_trampoline_init,
2353 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
2354 TARGET_TRAMPOLINE_INIT): New.
2355 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
2356 moxie_trampoline_init.
2357 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
2358 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
2360 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2361 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2362 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
2363 pa_trampoline_adjust_address): New.
2364 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
2365 pa_asm_trampoline_template.
2366 (TRAMPOLINE_ALIGNMENT): New.
2367 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
2368 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
2369 adjust for hook parameters.
2370 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
2372 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
2373 (TARGET_TRAMPOLINE_INIT): New.
2374 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
2375 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
2377 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
2379 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
2380 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
2381 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
2382 make static; adjust parameters for the hook.
2383 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
2385 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
2386 s390_trampoline_template; make static.
2387 (s390_trampoline_init): Rename from s390_initialize_trampoline;
2388 make static; adjust for target hook.
2389 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
2390 * config/s390/s390-protos.h: Remove trampoline decls.
2391 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
2392 (TRAMPOLINE_TEMPLATE): Remove.
2393 (TRAMPOLINE_ALIGNMENT): New.
2395 * config/score/score-protos.h (score_initialize_trampoline): Remove.
2396 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2397 (TARGET_TRAMPOLINE_INIT): New.
2398 (score_asm_trampoline_template): New.
2399 (score_trampoline_init): Rename from score_initialize_trampoline;
2400 make static; adjust for hook parameters.
2401 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
2402 score[37]_asm_trampoline_template.
2403 (INITIALIZE_TRAMPOLINE): Remove.
2404 * config/score/score3.c (score3_asm_trampoline_template): New.
2405 (score3_trampoline_init): Rename from score3_initialize_trampoline;
2406 adjust for target hook.
2407 * config/score/score7.c (score7_asm_trampoline_template): New.
2408 (score7_trampoline_init): Rename from score7_initialize_trampoline;
2409 adjust for target hook.
2410 * config/score/score3.h, config/score/score7.h: Update.
2412 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
2413 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
2414 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2415 (sh_trampoline_init): Rename from sh_initialize_trampoline;
2416 make static; adjust for target hook parameters.
2417 (sh_trampoline_adjust_address): New.
2418 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
2419 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
2421 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
2422 (sparc32_initialize_trampoline): Rename from
2423 sparc_initialize_trampoline; make static; replace tramp parameter
2424 with m_tramp and update memory accesses.
2425 (sparc64_initialize_trampoline): Similarly.
2426 (sparc_trampoline_init): New.
2427 * config/sparc/sparc-protos.h: Remove trampoline decls.
2428 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
2429 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
2431 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
2432 (array_to_constant): Make ARR parameter const.
2433 (spu_trampoline_init): Rename from spu_initialize_trampoline;
2434 make static; update for hook parameters.
2435 * config/spu/spu-protos.h: Update decls.
2436 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
2438 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
2439 from xstormy16_initialize_trampoline; make static; update for
2441 (TARGET_TRAMPOLINE_INIT): New.
2442 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
2444 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2445 (TARGET_TRAMPOLINE_INIT): New.
2446 (v850_can_eliminate): Make static.
2447 (v850_asm_trampoline_template, v850_trampoline_init): New.
2448 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
2449 v850_asm_trampoline_template.
2450 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
2451 and adjust for target hook parameters.
2453 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2454 (TARGET_TRAMPOLINE_INIT): New.
2455 (vax_asm_trampoline_template, vax_trampoline_init): New.
2456 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
2457 vax_asm_trampoline_template.
2458 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
2460 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2461 (TARGET_TRAMPOLINE_INIT): New.
2462 (xtensa_asm_trampoline_template): Rename from
2463 xtensa_trampoline_template; make static.
2464 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
2465 make static; update for hook parameters.
2466 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
2467 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
2468 (INITIALIZE_TRAMPOLINE): Remove.
2470 * config/i386/i386.c (ix86_function_regparm): Do not issue an
2471 error for nested functions with regparm=3.
2472 (ix86_compute_frame_layout): Adjust frame pointer offset for
2473 ix86_static_chain_on_stack.
2474 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
2475 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
2476 don't reset to UNITS_PER_WORD.
2477 (ix86_emit_leave): Adjust ix86_cfa_state.
2478 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
2479 (ix86_static_chain): New.
2480 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
2481 make static; update for target hook parameters; use ix86_static_chain.
2482 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
2483 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
2484 (INITIALIZE_TRAMPOLINE): Remove.
2485 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
2486 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
2487 to the end. Add static_chain_on_stack.
2488 (ix86_static_chain_on_stack): New.
2490 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
2491 (m68k_output_mi_thunk): Don't use static_chain_rtx.
2492 (m68k_trampoline_init): New.
2493 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
2494 m68k_trampoline_init and adjust for hook parameters.
2495 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
2496 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
2498 2009-09-22 Jakub Jelinek <jakub@redhat.com>
2500 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
2501 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
2503 * reload1.c (reload): Call wrap_constant when substituting
2504 reg for equiv inside of DEBUG_INSNs.
2507 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
2508 add_call_src_coords_attributes, add_high_low_attributes,
2509 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
2510 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
2511 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
2512 when -gdwarf-2 -gstrict-dwarf.
2513 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
2514 -gdwarf-[23] -gstrict-dwarf.
2515 (address_of_int_loc_descriptor, loc_descriptor,
2516 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
2517 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
2518 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
2520 2009-09-22 Richard Guenther <rguenther@suse.de>
2522 PR tree-optimization/41428
2523 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
2524 (ccp_finalize): Pass it to substitute_and_fold.
2526 2009-09-22 Richard Guenther <rguenther@suse.de>
2528 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
2529 (substitute_and_fold): Adjust prototype.
2530 * tree-vrp.c (vrp_evaluate_conditional): Make static.
2531 (simplify_stmt_using_ranges): Likewise.
2532 (fold_predicate_in): Move here from tree-ssa-propagate.c.
2533 (vrp_fold_stmt): New function.
2534 (vrp_finalize): Pass it to substitute_and_fold.
2535 * tree-flow.h (vrp_evaluate_conditional): Remove.
2536 (simplify_stmt_using_ranges): Likewise.
2537 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
2538 * tree-ssa-copy.c (fini_copy_prop): Likewise.
2539 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
2541 (fold_predicate_in): Move to tree-vrp.c.
2542 (substitute_and_fold): Use the callback instead of calling into
2543 tree-vrp.c functions directly.
2545 2009-09-22 Jakub Jelinek <jakub@redhat.com>
2547 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
2548 comparison warning on rs6000.
2551 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
2552 GIMPLE_EH_MUST_NOT_THROW cleanup.
2553 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
2555 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
2558 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
2559 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
2560 LIB_SPEC for darwin10 and later since it always uses the unwinder in
2561 libSystem which is derived from the gcc 4.2.1 unwinder.
2563 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2566 * varasm.c (default_encode_section_info): Copy TLS model into
2567 sym_ref flags regardless of backend support for TLS, for all
2568 model types except TLS_MODEL_EMULATED.
2570 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2573 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
2574 we can handle it correctly.
2576 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
2578 * doc/install.texi (os2): Remove section.
2580 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
2582 * doc/standards.texi (Objective-C): Adjust two URLs.
2584 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
2586 * tree-tailcall.c (process_assignment): Don't check if a
2587 multiplication or an addition are already present.
2588 (find_tail_calls): Combine multiple additions and multiplications.
2589 (adjust_accumulator_values): Emit accumulators.
2591 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
2593 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
2594 xmm register restore.
2596 2009-09-21 Jan Hubicka <jh@suse.cz>
2598 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
2599 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
2602 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
2604 * stor-layout.c (layout_type): Remove obsolete code.
2606 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
2609 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
2611 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2614 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
2615 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
2616 (fold_builtin_2, do_mpc_arg1): Update accordingly.
2617 * fold-const.c (const_binop): Likewise.
2618 * real.h (do_mpc_arg2): Update prototype.
2620 2009-09-20 Jan Hubicka <jh@suse.cz>
2622 * dwarf2out.c (add_const_value_attribute): Return true if successful.
2623 (add_location_or_const_value_attribute): Rewrite using
2625 (tree_add_const_value_attribute): Return true if successful.
2626 (tree_add_const_value_attribute_for_decl): Likewise.
2628 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
2629 (loc_descriptor): ... here;
2630 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2631 (cst_pool_loc_descr): Break out from ...; do not reffer constant
2632 pool items that was not marked for output.
2633 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
2634 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2635 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2636 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
2637 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
2638 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
2639 DW_OP_stack_value to get address of items that are not available
2641 (dw_loc_list): Handle single element lists correctly.
2643 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
2644 Pascal Obry <obry@adacore.com>
2646 * unwind-dw2-fde.c (classify_object_over_fdes):
2647 Cast the constant 1 to _Unwind_Ptr.
2648 (add_fdes): Likewise.
2649 (linear_search_fdes): Likewise.
2651 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
2653 * stor-layout.c (set_sizetype): Avoid useless type copy.
2655 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
2657 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
2659 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
2660 * configure, config.in: Regenerate.
2661 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
2663 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
2664 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
2665 for global data if the output could be used in a shared library.
2666 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
2667 to 0 if TARGET_WRITABLE_EH_FRAME.
2669 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
2671 PR rtl-optimization/39886
2672 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
2673 just when insn is equal to BB_END (bb).
2675 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
2677 * config/mips/mips.opt (mrelax-pic-calls): New option.
2678 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
2680 (mips_unspec_call): Change "unspec_call" expander into this.
2681 (mips_strip_unspec_call): New function.
2682 (mips_got_load): Call mips_unspec_call instead of
2683 gen_unspec_call<mode>.
2684 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
2686 (mips_cfg_in_reorg): New function.
2687 (mips16_lay_out_constants): Use it to decide whether to call
2688 CFG-aware insn splitting.
2689 (r10k_insert_cache_barriers): Move CFG set-up code from here to
2690 mips_reorg. Move DF set-up code from here ...
2691 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
2693 (mips_reorg): Call mips_df_reorg instead of
2694 r10k_insert_cache_barriers. Move CFG set-up code here from
2695 r10k_insert_cache_barriers.
2696 (mips_call_expr_from_insn): New function.
2697 (mips_pic_call_symbol_from_set): Likewise.
2698 (mips_find_pic_call_symbol): Likewise.
2699 (mips_annotate_pic_call_expr): Likewise.
2700 (mips_get_pic_call_symbol): Likewise.
2701 (mips_annotate_pic_calls): Likewise.
2702 (mips_override_options): Disable -mrelax-pic-calls unless PIC
2704 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
2705 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
2706 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
2708 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
2709 (unspec_call<mode>): Remove it.
2710 (sibcall_internal, sibcall_value_internal,
2711 sibcall_value_multiple_internal, call_internal, call_split,
2712 call_value_internal, call_value_split,
2713 call_value_multiple_internal, call_value_multiple_split): Pass
2714 SIZE_OPNO to MIPS_CALL.
2715 (call_internal_direct, call_direct_split,
2716 call_value_internal_direct, call_value_direct_split): Pass -1 as
2717 SIZE_OPNO to MIPS_CALL.
2718 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
2719 * configure: Regenerate.
2720 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
2721 and -mno-relax-pic-calls.
2722 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
2724 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2727 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
2728 in the directory this rule is called from, rather than the
2729 toplevel 'gcc' directory, to fix in-tree build.
2731 2009-09-19 Chris Demetriou <cgd@google.com>
2733 PR preprocessor/28435:
2734 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
2735 to cpplib that the preprocessor output is needed.
2737 2009-09-19 Jakub Jelinek <jakub@redhat.com>
2739 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
2740 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
2741 *return_and_restore_fpregs_<mode>,
2742 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
2745 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
2746 instead of assuming it has always a REG inside of it.
2748 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
2750 * config/freebsd.h: Update comment on types.
2751 (WINT_TYPE): Define.
2753 2009-09-18 Jason Merrill <jason@redhat.com>
2755 * c.opt: Add -fno-deduce-init-list.
2757 2009-09-18 Neil Vachharajani <nvachhar@google.com>
2759 * value-prof.c (interesting_stringop_to_profile_p): Added output
2760 argument to indicate which parameter is the size parameter.
2761 * value-prof.c (gimple_stringop_fixed_value): Use
2762 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
2763 * value-prof.c (gimple_stringops_transform): Update call sites to
2764 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
2766 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
2769 From David Binderman <dcb314@hotmail.com>:
2770 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
2771 local variable f. Remove stale comments.
2772 (ix86_compute_frame_layout): Remove useless local variable total_size.
2773 Remove #if 0'd code.
2774 (legitimate_address_p): Remove useless local variables
2775 reason_rtx and reason.
2776 (ix86_split_copysign_const): Remove useless local variable op1.
2777 (scale_counter): Remove useless local variable piece_size_mask.
2779 2009-09-18 Jakub Jelinek <jakub@redhat.com>
2781 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
2784 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
2787 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
2789 2009-09-17 Jakub Jelinek <jakub@redhat.com>
2791 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
2794 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
2796 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
2797 DW_OP_implicit_value even without dwarf_version 4.
2799 2009-09-17 Jan Hubicka <jh@suse.cz>
2801 * dwarf2out.c: Include tree-pass.h and gimple.h.
2802 (loc_list_plus_const): New function.
2803 (loc_descriptor_from_tree_1): Rename to ...
2804 (loc_descriptor_from_tree): ... remove original.
2805 (loc_list_from_tree): New function.
2806 (add_AT_location_description): Accept location list.
2807 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
2808 (concatn_mem_loc_descriptor): Remove.
2809 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
2811 (secname_for_decl): Move up.
2812 (hidden_reference_p): New function; break out from ...
2813 (loc_by_refernece): ... here; move up.
2814 (dw_loc_list): New function.
2815 (single_element_loc_list): New function.
2816 (single_element_loc_list_p): New function.
2817 (add_loc_descr_to_each): New function.
2818 (add_loc_list): New function.
2819 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
2820 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
2821 add diagnostics why expansion failed.
2822 (add_location_or_const_value_attribute): Support location lists.
2823 (add_bound_info): Likewise.
2824 (descr_info_loc): Update call of loc_descriptor_from_tree.
2825 (gen_variable_die): Work on location lists.
2826 * final.c (pass_final): Add dump file.
2827 * Makefile.in (dwarf2out.o): Add new dependencies.
2829 2009-09-17 Janis Johnson <janis187@us.ibm.com>
2832 * real.c decimal_from_integer, decimal_integer_string): New.
2833 (real_from_integer): Use them as special case for decimal float.
2834 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
2835 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
2836 Do not append zero after the decimal point in string to convert.
2838 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
2840 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
2841 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
2843 2009-09-17 Martin Jambor <mjambor@suse.cz>
2845 * common.opt (fipa-sra): New switch.
2846 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
2847 * timevar.def (TV_IPA_SRA): New timevar.
2848 * params.def (ipa-sra-ptr-growth-factor): New parameter.
2849 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
2850 * tree-sra.c: Include cgraph.c.
2851 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
2852 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
2853 and grp_not_necessarilly_dereferenced.
2854 (func_param_count): New variable.
2855 (encountered_apply_args): New variable.
2856 (bb_dereferences): New variable.
2857 (final_bbs): New variable.
2858 (no_accesses_representant): New variable.
2859 (no_accesses_p): New function.
2860 (dump_access): Dump the new fields.
2861 (sra_initialize): Set encountered_apply_args to false.
2862 (get_ssa_base_param): New function.
2863 (mark_parm_dereference): New function.
2864 (create_access): Caring for INIDRECT_REFs and different handling of
2865 varialble length accesses in early IPA SRA. Store the stmt - a new
2866 parameter - to the new access.
2867 (build_access_from_expr_1): New parameter stmt, passed to
2868 create_access. Handle INDIRECT_REFs.
2869 (build_access_from_expr): Pass the current statement to
2870 build_access_from_expr_1.
2871 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
2873 (build_accesses_from_assign): Pass the current statement to
2874 build_access_from_expr_1. Do not create assign links in IPA-SRA.
2875 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
2876 final_bbs when necessary. Check for calls to __builtin_apply_args.
2877 Fixup EH info if anythng was changed.
2878 (is_unused_scalar_param): New function.
2879 (ptr_parm_has_direct_uses): New function.
2880 (find_param_candidates): New function.
2881 (mark_maybe_modified): New function.
2882 (analyze_modified_params): New function.
2883 (propagate_dereference_distances): New function.
2884 (dump_dereferences_table): New function.
2885 (analyze_caller_dereference_legality): New function.
2886 (unmodified_by_ref_scalar_representative): New function.
2887 (splice_param_accesses): New function.
2888 (decide_one_param_reduction): New function.
2889 (enum ipa_splicing_result): New type.
2890 (splice_all_param_accesses): New function.
2891 (get_param_index): New function.
2892 (turn_representatives_into_adjustments): New function.
2893 (analyze_all_param_acesses): New function.
2894 (get_replaced_param_substitute): New function.
2895 (get_adjustment_for_base): New function.
2896 (replace_removed_params_ssa_names): New function.
2897 (sra_ipa_reset_debug_stmts): New function.
2898 (sra_ipa_modify_expr): New function.
2899 (sra_ipa_modify_assign): New function.
2900 (convert_callers): New function.
2901 (modify_function): New function.
2902 (ipa_sra_preliminary_function_checks): New function.
2903 (ipa_early_sra): New function.
2904 (ipa_early_sra_gate): New function.
2905 (pass_early_ipa_sra): New variable.
2906 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
2908 2009-09-17 Michael Matz <matz@suse.de>
2911 * tree.c (build_type_attribute_qual_variant): Export.
2912 * tree.h (build_type_attribute_qual_variant): Declare.
2913 * tree-inline.c (remap_type_1): Use it to build variants with
2914 the original qualifiers and attributes.
2916 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2918 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
2919 without a fallthrough edge.
2921 2009-09-16 DJ Delorie <dj@redhat.com>
2923 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
2924 chip and ignore the "fast_interrupt" attribute if so.
2926 2009-09-16 Richard Henderson <rth@redhat.com>
2929 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
2932 2009-09-16 Richard Henderson <rth@redhat.com>
2935 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
2936 is set only if DECL_NO_STATIC_CHAIN is unset.
2937 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
2938 (FOR_EACH_NEST_INFO): New.
2939 (walk_all_functions): Use it.
2940 (finalize_nesting_tree): Likewise.
2941 (unnest_nesting_tree): Likewise.
2942 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
2943 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
2944 (convert_gimple_call): Early out if gimple_call_chain already set.
2945 (convert_all_function_calls): Iterate until no new functions
2946 require a static chain.
2947 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
2948 when building a trampoline. Use dump_function_to_file instead
2950 (lower_nested_functions): Open dump_file. Validate that decls
2951 that have DECL_NO_STATIC_CHAIN from the front end don't have that
2952 bit reset by this pass.
2954 2009-09-16 Michael Matz <matz@suse.de>
2957 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
2958 shorten decl_common_unused.
2959 (DECL_RESTRICTED_P): New accessor.
2960 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
2961 to disambiguate marked decls and restrict pointers.
2963 2009-09-16 Richard Henderson <rth@redhat.com>
2966 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
2968 2009-09-16 Jakub Jelinek <jakub@redhat.com>
2970 * integrate.c (set_block_abstract_flags): Call
2971 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
2973 2009-09-16 Richard Guenther <rguenther@suse.de>
2976 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
2979 2009-09-16 DJ Delorie <dj@redhat.com>
2980 Kaz Kojima <kkojima@gcc.gnu.org>
2982 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
2983 (sh_expand_prologue): Update calls to output_stack_adjust.
2984 (sh_expand_epilogue): Likewise.
2986 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
2989 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
2990 trying to limit the extent of searches in the insn stream.
2992 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
2993 Jakub Jelinek <jakub@redhat.com>
2997 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
2999 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
3000 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
3001 (rs6000_savres_strategy): Always save FP registers inline if the
3002 target doesn't support hardware double-precision. Set the above
3003 bits in return value when needed.
3004 (rs6000_savres_routine_sym): Fix computation for cache selector.
3005 Mark the generated symbol as a function. Rename exitp argument to
3006 lr. Move code for determining the name of the symbol...
3007 (rs6000_savres_routine_name): ...here. New function. Add cases for
3008 getting the names right on AIX and 64-bit Linux.
3009 (savres_routine_name): New variable.
3010 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
3011 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
3012 on what the target routine uses as a base register. If savep && lr
3013 describe saving of r0 into memory slot.
3014 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
3015 line calls for AIX ABI.
3016 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
3017 determine FP save/restore functions.
3018 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
3019 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
3021 (rs6000_emit_epilogue): Adjust computation of restore_lr.
3022 Duplicate restoration of LR and execute the appropriate one
3023 depending on whether GPRs are being restored inline. Set r11 from
3024 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
3025 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
3026 Fix out of line calls for AIX ABI.
3027 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
3029 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
3031 (*restore_gpregs_spe): Likewise.
3032 (*return_and_restore_gpregs_spe): Likewise.
3033 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
3034 Define to empty string unconditionally.
3035 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
3036 Define to empty string unconditionally.
3037 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
3040 2009-09-15 Jan Hubicka <jh@suse.cz>
3042 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
3043 * params.def (inline-insns-auto): Likewise.
3045 2009-09-15 Martin Jambor <mjambor@suse.cz>
3047 * ipa-inline.c (estimate_function_body_sizes): Dump info about
3048 individual statements only at TDF_DETAILS dump level. Format
3049 source for 80 characters per line.
3051 2009-09-15 Christian Bruel <christian.bruel@st.com>
3053 * regrename.c (do_replace): Update REG_DEAD notes.
3055 2009-09-15 Revital Eres <eres@il.ibm.com>
3057 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
3058 * targhooks.c (default_builtin_support_vector_misalignment):
3059 New builtin function.
3060 * targhooks.h (default_builtin_support_vector_misalignment):
3062 * target.h (builtin_support_vector_misalignment):
3063 New field in struct gcc_target.
3064 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
3065 new builtin function.
3066 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
3068 * config/rs6000/rs6000.c
3069 (rs6000_builtin_support_vector_misalignment): New function.
3070 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
3072 2009-09-15 Jie Zhang <jie.zhang@analog.com>
3074 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
3076 (bfin_optimize_loop): Likewise.
3077 (bfin_gen_bundles): Likewise.
3078 (workaround_speculation): Likewise.
3079 (find_load): Return NULL_RTX for debug_insn.
3081 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
3083 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
3086 2009-09-14 DJ Delorie <dj@redhat.com>
3088 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
3089 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
3092 2009-09-14 Richard Henderson <rth@redhat.com>
3093 Jakub Jelinek <jakub@redhat.com>
3095 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
3096 * cfgbuild.c (make_edges): Handle asm goto.
3097 * cfglayout.c (fixup_reorder_chain): Likewise.
3098 * cfgrtl.c (patch_jump_insn): Likewise.
3099 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
3100 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
3101 (gimple_build_asm_vec): Add and use labels parameter.
3102 (gimple_build_asm): Remove.
3103 (walk_gimple_asm): Walk labels too.
3104 * gimple.def (GIMPLE_ASM): Update docs.
3105 * gimple.h: Update decls.
3106 (struct gimple_statement_asm): Change nc to use unsigned char;
3108 (gimple_asm_nlabels): New.
3109 (gimple_asm_label_op, gimple_asm_set_label_op): New.
3110 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
3111 into gimple_build_asm_vec.
3112 * jump.c (mark_jump_label_asm): New.
3113 (mark_jump_label): Use it.
3114 (redirect_jump_1): Handle asm goto.
3115 (invert_jump_1): Soft fail if X is null.
3116 * recog.c (extract_asm_operands): New.
3117 (asm_noperands): Use it; handle asm labels.
3118 (decode_asm_operands): Use extract_asm_operands.
3119 (asm_operand_ok): Properly handle empty string.
3120 * reg-stack.c (get_asm_operands_in_out): Rename from
3121 get_asm_operand_n_inputs; use extract_asm_operands; return both
3122 inputs and outputs by reference; update all callers.
3123 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
3124 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
3125 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
3126 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
3127 (extract_asm_operands): Declare.
3128 * stmt.c (expand_asm_operands): Add and use labels parameter.
3129 (check_unique_operand_names): Likewise.
3130 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
3131 (expand_asm_stmt): Handle asm labels.
3132 * tree-cfg.c (make_gimple_asm_edges): New.
3133 (make_edges): Use it.
3134 (cleanup_dead_labels): Handle asm labels.
3135 (is_ctrl_altering_stmt): Likewise.
3136 (gimple_redirect_edge_and_branch): Likewise.
3137 * tree.def (ASM_EXPR): Add 5th operand.
3138 * tree.h (ASM_LABELS): New.
3139 (resolve_asm_operand_names): Update decl.
3141 * c-parser.c (c_parser_asm_statement): Parse asm goto.
3142 (c_parser_asm_goto_operands): New.
3143 * c-tree.h (build_asm_expr): Update decl.
3144 * c-typeck.c (build_asm_expr): Add and use labels parameter.
3145 * doc/extend.texi: Document asm goto.
3147 2009-09-14 Richard Henderson <rth@redhat.com>
3149 * except.h: Update declarations.
3150 (struct pointer_map_t): Forward declare.
3151 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
3152 (struct eh_landing_pad_d, eh_landing_pad): New.
3153 (struct eh_catch_d, eh_catch): New.
3154 (struct eh_region_d): Remove next_region_sharing_label, aka,
3155 label, tree_label, landing_pad, post_landing_pad, resume,
3156 may_contain_throw. Rename region_number to index. Remove
3157 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
3158 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
3159 (VEC(eh_landing_pad,gc)): New.
3160 (struct eh_status): Remove last_region_number. Add lp_array,
3161 throw_stmt_table, ttype_data, ehspec_data.
3162 (ehr_next, FOR_ALL_EH_REGION_AT): New.
3163 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
3164 * except.c (lang_protect_cleanup_actions): Return tree.
3165 (struct ehl_map_entry): Remove.
3166 (init_eh_for_function): Push zero entries for region and lp_array.
3167 (gen_eh_region): Add to region_array immediately.
3168 (gen_eh_region_catch): Operate on eh_catch objects.
3169 (gen_eh_landing_pad): New.
3170 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
3171 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
3172 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
3173 (get_eh_landing_pad_from_number_fn): New.
3174 (get_eh_landing_pad_from_number): New.
3175 (get_eh_region_from_lp_number_fn): New.
3176 (get_eh_region_from_lp_number): New.
3177 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
3178 (get_exception_pointer, get_exception_filter): Remove.
3179 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
3180 (current_function_has_exception_handlers): Simplify.
3181 (bring_to_root, eh_region_replaceable_by_p): Remove.
3182 (replace_region, hash_type_list, hash_eh_region): Remove.
3183 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
3184 (label_to_region_map, num_eh_regions): Remove.
3185 (get_next_region_sharing_label, must_not_throw_labels): Remove.
3186 (find_exception_handler_labels): Remove.
3187 (duplicate_eh_regions_0, find_prev_try): Remove.
3188 (struct duplicate_eh_regions_data): New.
3189 (duplicate_eh_regions_1): Rewrite.
3190 (duplicate_eh_regions): Return a pointer map instead of an
3192 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
3193 (redirect_eh_edge_to_label): Remove.
3194 (eh_region_outermost): Rewrite using eh_region pointers
3195 instead of integers.
3196 (add_ttypes_entry): Update for ttype_data move to eh_status.
3197 (add_ehspec_entry): Rewrite with VEC instead of varray.
3198 (assign_filter_values): Likewise. Export.
3199 (build_post_landing_pads, connect_post_landing_pads): Remove.
3200 (dw2_build_landing_pads): Rewrite to use lp_array.
3201 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
3202 (sjlj_assign_call_site_values): Rewrite to use lp_array.
3203 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
3204 (sjlj_mark_call_sites): Update for landing pad numbers.
3205 (finish_eh_generation): Rewrite.
3206 (gate_handle_eh): Do nothing for no eh tree.
3207 (pass_rtl_eh): Move up near finish_eh_generation.
3208 (remove_eh_landing_pad): New.
3209 (remove_eh_handler): Export.
3210 (remove_eh_region, remove_eh_handler_and_replace): Remove.
3211 (for_each_eh_label): Rewrite to use lp_array.
3212 (make_reg_eh_region_note): New.
3213 (make_reg_eh_region_note_nothrow_nononlocal): New.
3214 (insn_could_throw_p): New.
3215 (copy_reg_eh_region_note_forward): New.
3216 (copy_reg_eh_region_note_backward): New.
3217 (check_handled, add_reachable_handler): Remove.
3218 (reachable_next_level, foreach_reachable_handler): Remove.
3219 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
3220 (get_eh_region_and_lp_from_rtx): New.
3221 (get_eh_region_from_rtx): New.
3222 (can_throw_internal_1, can_throw_external_1): Remove.
3223 (can_throw_internal): Use get_eh_region_from_rtx.
3224 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
3225 (insn_nothrow_p, can_nonlocal_goto): New.
3226 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
3227 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
3228 (add_action_record): Use VEC not varray.
3229 (collect_one_action_chain): Update for eh_region changes.
3230 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
3231 Use get_eh_region_and_lp_from_rtx.
3232 (gate_convert_to_eh_region_ranges): New.
3233 (pass_convert_to_eh_region_ranges): Use it.
3234 (push_uleb128, push_sleb128): Use VEC not varray.
3235 (output_one_function_exception_table): Likewise.
3236 (dump_eh_tree): Update for eh_region changes.
3237 (verify_eh_tree): Likewise.
3238 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
3239 * tree-eh.c: Include target.h.
3240 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
3241 Don't disallow GIMPLE_RESX; adjust argument check.
3242 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
3243 (record_stmt_eh_region): Update for landing pad numbers;
3244 generate a landing pad if necessary.
3245 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
3246 (remove_stmt_from_eh_lp_fn): Similarly.
3247 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
3248 Update for lp numbers; don't special case missing throw_stmt_table.
3249 (lookup_expr_eh_lp): Similarly.
3250 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
3251 (eh_seq, eh_region_may_contain_throw): New.
3252 (struct leh_state): Add ehp_region.
3253 (struct leh_tf_state): Remove eh_label.
3254 (emit_post_landing_pad): New.
3255 (emit_resx, emit_eh_dispatch): New.
3256 (note_eh_region_may_contain_throw): New.
3257 (frob_into_branch_around): Take eh_region not eh label;
3258 emit eh code into eh_seq.
3259 (honor_protect_cleanup_actions): Early exit for no actions. Don't
3260 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
3261 lower_eh_must_not_throw. Emit code to eh_seq.
3262 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
3263 (lower_try_finally_onedest): Likewise.
3264 (lower_try_finally_copy): Likewise.
3265 (lower_try_finally_switch): Likewise.
3266 (lower_try_finally): Initialize ehp_region.
3267 (lower_catch): Update for eh_catch objects.
3268 (lower_eh_filter): Don't handle must_not_throw.
3269 (lower_eh_must_not_throw): New.
3270 (lower_cleanup): Don't set eh_label.
3271 (lower_eh_constructs_2): Resolve eh builtins.
3272 Handle GIMPLE_EH_MUST_NOT_THROW.
3273 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
3274 Add eh_seq to the end of the function body.
3275 (make_eh_dispatch_edges): New.
3276 (make_eh_edge): Remove.
3277 (make_eh_edges): Simplify for landing pads.
3278 (redirect_eh_edge_1): New.
3279 (redirect_eh_edge): Use it.
3280 (redirect_eh_dispatch_edge): New.
3281 (stmt_could_throw_p): Use a switch. Allow RESX.
3282 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
3283 (stmt_can_throw_internal): Likewise.
3284 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
3285 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
3286 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
3287 (gate_refactor_eh): New.
3288 (pass_refactor_eh): Use it.
3289 (lower_resx, execute_lower_resx, pass_lower_resx): New.
3290 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
3291 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
3292 (remove_unreachable_handlers): Rename from
3293 tree_remove_unreachable_handlers; rewrite for landing pads;
3294 call remove_eh_handler directly.
3295 (remove_unreachable_handlers_no_lp): New.
3296 (unsplit_eh, unsplit_all_eh): New.
3297 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
3298 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
3299 (cleanup_empty_eh_unsplit): New.
3300 (cleanup_empty_eh): Rewrite.
3301 (cleanup_all_empty_eh): New.
3302 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
3303 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
3304 (gate_cleanup_eh): New.
3305 (pass_cleanup_eh): Use it.
3306 (verify_eh_edges): Move later in file. Expect one EH edge.
3307 (verify_eh_dispatch_edge): New.
3309 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
3310 (gtype-desc.o): Add TARGET_H.
3311 (tree.o): Use EXCEPT_H, not except.h.
3312 (cfgbuild.o): Add EXPR_H.
3313 (GTFILES): Add vecprim.h.
3314 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
3315 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
3316 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
3317 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
3318 * calls.c (emit_call_1): Use make_reg_eh_region_note.
3319 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
3320 calls to can_throw_internal.
3321 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
3322 (make_edges): Don't handle RESX; use can_nonlocal_goto.
3323 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
3324 (expand_gimple_stmt): Use make_reg_eh_region_note.
3325 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
3326 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
3327 or find_exception_handler_labels.
3328 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
3329 there is exacly one EH edge. Use can_nonlocal_goto and
3331 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
3332 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
3333 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
3334 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
3335 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
3336 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
3337 * dse.c (scan_insn): Use insn_could_throw_p.
3338 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
3339 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
3340 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
3341 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
3342 EXC_PTR_EXPR or FILTER_EXPR.
3343 (tree_expr_nonzero_warnv_p): Likewise.
3344 * function.h: Include vecprim.h, not varray.h
3345 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
3346 move ttype_data and ehspec_data members to struct eh_status; change
3347 action_record_data member to a VEC.
3348 * gcse.c (hash_scan_set): Use can_throw_internal.
3349 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
3350 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
3351 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
3352 (block_may_fallthru): Don't handle RESX_EXPR.
3353 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
3354 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
3355 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
3356 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
3357 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
3358 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
3359 (gimple_size): Likewise.
3360 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
3361 (gimple_build_resx): Use gimple_build_with_ops.
3362 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
3363 (is_gimple_val): Likewise.
3364 (is_gimple_stmt): Remove RESX_EXPR.
3365 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
3366 (GIMPLE_RESX): Reorder with other EH constructs.
3367 * gimple.h (struct gimple_statement_eh_mnt): New.
3368 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
3369 (gimple_eh_filter_must_not_throw): Remove.
3370 (gimple_eh_filter_set_must_not_throw): Remove.
3371 (gimple_eh_must_not_throw_fndecl): New.
3372 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
3373 (is_gimple_resx): New.
3374 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
3375 Don't copy EH_FILTER_MUST_NOT_THROW.
3376 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
3377 * ipa-inline.c (estimate_function_body_sizes): Don't try to
3378 handle must_not_throw_labels specially.
3379 * ipa-pure-const.c (check_call): Update debug statement for LP.
3380 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
3381 * ipa-utils.c (get_base_var): Likewise.
3382 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
3383 * lower-subreg.c (move_eh_region_note): Remove.
3384 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
3385 * omp-low.c (new_omp_context): Update for eh_lp_nr.
3386 (create_task_copyfn): Likewise.
3387 (maybe_catch_exception): Use gimple_build_eh_filter.
3388 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
3389 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
3390 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
3391 and pass_lower_resx.
3392 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
3393 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
3394 can_throw_internal, can_nonlocal_goto.
3395 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
3396 copy_reg_eh_region_note_forward.
3397 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
3398 (emit_output_reload_insns): Likewise.
3399 (copy_eh_notes): Remove.
3400 * rtl.def (RESX): Remove.
3401 * rtl.h: Update declarations.
3402 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
3403 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
3404 (update_eh_label): Remove.
3405 (cleanup_dead_labels_eh): New.
3406 (cleanup_deal_labels): Use it instead of update_eh_label.
3407 (gimple_merge_blocks): Update landing pad data structure when
3408 removing a landing pad label.
3409 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
3410 test; handle GIMPLE_EH_MUST_NOT_THROW.
3411 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
3412 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
3413 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
3414 (verify_stmt): Likewise. Verify landing pads.
3415 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
3416 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
3417 (struct move_stmt_d): Add eh_map.
3418 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
3419 (move_stmt_r): Remap eh region numbers in builtin calls,
3420 resx and eh_dispatch.
3421 (move_block_to_fn): Remove eh_offset parameter. Use
3422 maybe_duplicate_eh_stmt_fn.
3423 (find_outermost_region_in_block): Operate on eh_region pointers
3424 instead of region numbers.
3425 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
3426 duplicate_eh_regions.
3427 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
3428 test earlier. Disallow EH landing pads.
3429 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
3430 * tree-flow.h: Update declarations.
3431 (struct tree_ann_common_d): Replace rn with lp_nr.
3432 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
3433 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
3434 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
3435 resx and eh_dispatch.
3436 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
3437 (copy_edges_for_bb): Use make_eh_dispatch_edges.
3438 (copy_cfg_body): Expect eh_map instead of eh_region_offset
3439 from duplicate_eh_regions.
3440 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
3441 update RESX; handle EH_DISPATCH.
3442 (expand_call_inline): Set eh_lp_nr, not eh_region.
3443 (maybe_inline_call_in_expr): Likewise.
3444 * tree-inline.h (struct copy_body_data): Replace eh_region with
3445 eh_lp_nr, eh_region_offset with eh_map.
3446 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
3447 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
3448 * tree-pretty-print.c (dump_generic_node): Don't handle
3449 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
3450 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
3451 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
3452 EXC_PTR_EXPR, FILTER_EXPR.
3453 * tree-ssa-operands.c (get_expr_operands): Likewise.
3454 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
3455 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
3456 (ao_ref_init_from_vn_reference): Likewise.
3457 * tree-ssa-sink.c (statement_sink_location): Likewise.
3458 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
3459 (mark_virtual_phi_result_for_renaming): Export. Tidy.
3460 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
3461 EXC_PTR_EXPR, FILTER_EXPR.
3462 (is_exception_related): Remove.
3463 (compute_avail): Don't call it.
3464 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
3465 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
3466 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
3467 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
3469 (build_resx): Remove.
3470 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
3471 * tree.h: Update declarations.
3472 (EH_FILTER_MUST_NOT_THROW): Remove.
3473 (struct tree_label_decl): Add eh_landing_pad_nr.
3474 (EH_LANDING_PAD_NR): New.
3475 * value-prof.c (gimple_ic): Tidy variable names. Update for
3476 landing pad numbers.
3477 (gimple_stringop_fixed_value): Tidy variable names. Assert
3478 that neither call stmt can throw.
3479 * vecprim.h (uchar): New.
3480 (VEC(uchar,heap), VEC(uchar,gc)): New.
3482 * c-common.c (c_define_builtins): Update call to
3483 build_common_builtin_nodes.
3484 * c-parser.c (c_parse_file): Don't call
3485 default_init_unwind_resume_libfunc.
3487 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
3489 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
3490 (mips_cprestore_address_p): Likewise.
3491 (mips_save_gp_to_cprestore_slot): Likewise.
3492 (mips_restore_gp): Rename to...
3493 (mips_restore_gp_from_cprestore_slot): ...this.
3494 (mips_must_initialize_gp_p): Declare.
3495 (mips_emit_save_slot_move): Likewise.
3496 (mips_output_load_label): Return nothing.
3497 (mips_eh_uses): Declare.
3498 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
3499 (TARGET_CPRESTORE_DIRECTIVE): New macro.
3500 (TARGET_ABSOLUTE_JUMPS): Likewise.
3501 (EH_USES): Likewise.
3502 (FIRST_PSEUDO_REGISTER): Update comment.
3503 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
3504 (MIPS_CALL): ...here.
3505 (REGISTER_NAMES): Add $cprestore.
3506 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
3507 Add load_label_length, has_inflexible_gp_insn_p,
3508 has_flexible_gp_insn_p, must_initialize_gp_p and
3509 must_restore_gp_when_clobbered_p.
3510 (mips_expand_call): Don't generate split instructions here.
3511 (mips_split_call): Update the call to mips_restore_gp after
3512 the above name change.
3513 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
3514 (mips_find_gp_ref): New function.
3515 (mips_insn_has_inflexible_gp_ref_p): Likewise.
3516 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
3517 (mips_insn_has_flexible_gp_ref_p): Likewise.
3518 (mips_cfun_has_flexible_gp_ref_p): Likewise.
3519 (mips_function_has_gp_insn): Delete.
3520 (mips_global_pointer): Drop the df_regs_ever_live_p check.
3521 Use the new functions above. Only return INVALID_REGNUM
3522 for TARGET_ABSOLUTE_JUMPS.
3523 (mips_must_initialize_gp_p): New function.
3524 (mips_get_cprestore_base_and_offset): New function, extracted from...
3525 (mips_cprestore_slot): ...here. Take a bool parameter.
3526 (mips_cfun_has_cprestore_slot_p): New function.
3527 (mips_cprestore_address_p): Likewise.
3528 (mips_save_gp_to_cprestore_slot): Likewise.
3529 (mips_restore_gp): Rename to...
3530 (mips_restore_gp_from_cprestore_slot): ...this. Assert
3531 epilogue_completed. Update the call to mips_cprestore_slot.
3532 Test cfun->machine->must_restore_gp_when_clobbered_p.
3533 (mips_direct_save_slot_move_p): New function.
3534 (mips_emit_save_slot_move): Likewise.
3535 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
3536 of cfun->machine->global_pointer.
3537 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
3538 (mips_save_reg): Use mips_emit_save_slot_move.
3539 (mips_expand_prologue): Set must_initialize_gp_p.
3540 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
3541 for all cprestore saves. Emit a use_cprestore instruction after
3542 setting up the cprestore slot.
3543 (mips_restore_reg): Use mips_emit_save_slot_move.
3544 (mips_process_load_label): New function.
3545 (mips_load_label_length): Likewise.
3546 (mips_output_load_label): Don't return asm: output it here instead.
3547 Use mips_process_load_label.
3548 (mips_adjust_insn_length): Adjust the length of branch instructions
3549 that have length MAX_PIC_BRANCH_LENGTH.
3550 (mips_output_conditional_branch): Update the call to
3551 mips_output_load_label. Assume the branch target is OPERANDS[0]
3552 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
3553 (mips_output_order_conditional_branch): Swap the meaning of
3554 OPERANDS[0] and OPERANDS[1].
3555 (mips_variable_issue): Don't count ghost instructions.
3556 (mips_expand_ghost_gp_insns): New function.
3557 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
3558 (mips_output_mi_thunk): Set must_initialize_gp_p.
3559 (mips_eh_uses): New function.
3560 * config/mips/predicates.md (cprestore_save_slot_operand)
3561 (cprestore_load_slot_operand): New predicates.
3562 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
3563 (UNSPEC_MOVE_GP): Likewise.
3564 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
3565 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
3566 (CPRESTORE_SLOT_REGNUM): New register.
3567 (MAX_PIC_BRANCH_LENGTH): New constant.
3568 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
3569 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
3570 branches. Fix commentary.
3571 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
3572 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
3573 Change type to "ghost".
3574 (loadgp_absolute_<mode>): Likewise.
3575 (loadgp_rtp_<mode>): Likewise.
3576 (copygp_mips16): Likewise.
3577 (loadgp_blockage): Remove redundant mode attribute.
3578 (potential_cprestore): New instruction.
3579 (cprestore): Turn into an unspec set.
3580 (use_cprestore): New instruction.
3581 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
3582 (*branch_fp_inverted): Likewise.
3583 (*branch_order<mode>): Likewise.
3584 (*branch_order<mode>_inverted): Likewise.
3585 (*branch_equality<mode>): Likewise.
3586 (*branch_equality<mode>_inverted): Likewise.
3587 (*branch_bit<bbv><mode>): Likewise.
3588 (*branch_bit<bbv><mode>_inverted): Likewise.
3589 (*branch_equality<mode>_mips16): Remove redundant mode.
3590 (jump): Turn into a define_expand.
3591 (*jump_absolute): New instruction.
3592 (*jump_pic): Likewise.
3593 (*jump_mips16): Rename previously-unnamed pattern. Remove
3594 redundant mode attribute.
3595 (restore_gp): Split on epilogue_completed rather than
3596 reload_completed. Change type to "ghost".
3597 (move_gp<mode>): New instruction.
3598 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
3599 Remove redundant mode attribute.
3600 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
3601 (bc1any4f, bc1any2t, bc1any2f): Likewise.
3602 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
3604 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3607 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
3608 are returned in the same register (vs34 or v2) that Altivec vector
3609 types are returned in.
3610 (rs6000_libcall_value): Ditto.
3613 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
3614 instead of explicit addsi3/adddi3 calls.
3615 (rs6000_split_multireg_move): Ditto.
3616 (rs6000_emit_allocate_stack): Ditto.
3617 (rs6000_emit_prologue): Ditto.
3618 (rs6000_output_mi_thunk): Ditto.
3620 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
3621 size is 64 bits if we can use 64-bit registers.
3623 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
3625 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
3628 From Jie Zhang <jie.zhang@analog.com>:
3629 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
3630 save FP and RETS with saveall attribute.
3631 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
3632 with saveall attribute.
3634 * config/bfin/bfin.c (bfin_expand_builtin,
3635 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
3638 From Jie Zhang <jie.zhang@analog.com>:
3639 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
3640 before use in two places.
3641 * config/bfin/bfin.md (AREG): Define mode iterator.
3642 (reload_in, reload_out): Use mode iterator AREG.
3644 2009-09-14 Richard Guenther <rguenther@suse.de>
3647 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
3648 EH personality path.
3650 2009-09-13 Richard Guenther <rguenther@suse.de>
3651 Rafael Avila de Espindola <espindola@google.com>
3653 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
3654 (LANG_HOOKS_EH_PERSONALITY): Likewise.
3655 (LANG_HOOKS_INITIALIZER): Adjust.
3656 (lhd_pass_through_t): Declare.
3657 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
3659 * langhooks.c (lhd_pass_through_t): New function.
3660 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
3661 dwarf2out_begin_prologue): Use personality from current_function_decl.
3662 * expr.h (get_personality_function): Declare.
3663 * expr.c (get_personality_function): New function.
3664 (build_personality_function): Likewise.
3665 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
3666 (eh_personality_libfunc): Remove.
3667 * optabs.c (build_libfunc_function): New function split out from ...
3668 (init_one_libfunc): ... here.
3669 * tree.h (DECL_FUNCTION_PERSONALITY): New.
3670 (tree_function_decl): Add personality.
3671 (lhd_gcc_personality): Declare.
3672 (build_personality_function): Likewise.
3673 * tree.c (gcc_eh_personality_decl): New.
3674 (lhd_gcc_personality): New function.
3675 * except.h (lang_eh_runtime_type): Remove.
3676 (enum eh_personality_kind): New.
3677 (build_personality_function): Declare.
3678 (function_needs_eh_personality): Declare.
3679 * except.c (lang_eh_runtime_type): Remove.
3680 (function_needs_eh_personality): New function.
3681 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
3682 (sjlj_emit_function_enter, output_function_exception_table):
3683 Use personality from current_function_decl.
3684 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
3685 * tree-inline.c (tree_can_inline_p): Do not inline across different
3687 (expand_call_inline): Likewise. Adjust the callers EH personality.
3688 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
3689 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
3690 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
3691 (c-parser.o): Likewise
3692 * c-tree.h (c_eh_initialized_p): Remove.
3693 (c_maybe_initialize_eh): Likewise.
3694 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
3695 (finish_decl): Don't call c_maybe_initialize_eh.
3696 (c_eh_initialized_p): Remove.
3697 (c_maybe_initialize_eh): Likewise.
3698 * c-parser.c (c_parser_omp_construct): Likewise.
3699 (c_parse_file): Initialize exception handling.
3701 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
3703 * config.gcc (tm_file): Remove i386/biarch32.h
3704 for i?86-w64-mingw* case.
3705 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
3707 * config.host: Set for x64 mingw the option
3708 use_long_long_for_widest_fast_int to yes.
3710 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
3712 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
3713 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
3714 (dbxout_begin_function): Likewise.
3715 * final.c (dwarf2_debug_info_emitted_p): New predicate.
3716 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
3717 set on the function.
3718 (final_end_function): Likewise.
3719 (final_scan_insn): Likewise.
3720 (rest_of_handle_final): Likewise.
3721 * varasm.c (assemble_start_function): Likewise.
3722 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
3724 2009-09-12 Jason Merrill <jason@redhat.com>
3726 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
3727 * opts.c (common_handle_option): constify.
3729 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
3731 * doc/install.texi (avr): Remove obsolete reference site.
3733 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
3735 * doc/install.texi (Binaries): Adjust AIX link.
3737 2009-09-12 Akim Demaille <demaille@gostai.com>
3739 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
3740 Use an imperative sentence.
3742 2009-09-11 Richard Henderson <rth@redhat.com>
3744 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
3745 structure-name and has-tree-operands arguments; update all entries.
3746 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
3748 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
3749 (gsstruct_code_size): New.
3750 (gss_for_code_): New.
3751 (gss_for_code): Remove.
3752 (gimple_size): Rewrite using gsstruct_code_size.
3753 (gimple_statement_structure): Move to gimple.h.
3754 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
3755 (gss_for_code, gimple_statement_structure): New.
3756 (gimple_ops): Use new arrays; tidy.
3758 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3760 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
3761 operand to be a PLUS expression.
3762 * config/pa/pa.c (pa_secondary_reload): Likewise.
3764 2009-09-11 Jakub Jelinek <jakub@redhat.com>
3766 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
3768 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
3771 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
3773 From Jie Zhang <jie.zhang@analog.com>:
3774 * doc/extend.texi (node Function Attributes): Document l2
3776 (node Blackfin Variable Attributes): Document l2 variable attributes.
3778 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
3780 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
3781 to match the system compiler's configuration at inflection point.
3782 Add comment to remark a remaining difference with system compiler.
3784 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
3785 * configure: Regenerate.
3787 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
3789 From Jie Zhang <jie.zhang@analog.com>:
3790 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
3791 (bfin_handle_l2_attribute): New.
3792 (bfin_attribute_table): Add l2 attribute.
3794 2009-09-11 Michael Matz <matz@suse.de>
3797 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
3798 on the local_decls list.
3800 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
3804 * cselib.c (cselib_expand_value_rtx_cb): Document callback
3806 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
3807 for VALUEs, to implement the documented interface.
3808 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
3809 Adjust for VALUEs and anything else, to implement the
3810 documented interface.
3812 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
3814 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
3815 with actual SPE/paired vector modes before using 64-bit alignment.
3816 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
3818 2009-09-10 DJ Delorie <dj@redhat.com>
3820 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
3823 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
3824 * config/mep/mep.c (mep_legitimate_constant_p): New.
3825 * config/mep/mep-protos.h: Prototype it.
3827 2009-09-10 Richard Henderson <rth@redhat.com>
3829 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
3831 2009-09-10 Jason Merrill <jason@redhat.com>
3833 * tree.c (chain_index): New fn.
3834 * tree.h: Declare it.
3836 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3838 * config/sol2-c.c (cmn_err_length_specs): Initialize
3839 scalar_identity_flag.
3841 2009-09-10 Richard Henderson <rth@redhat.com>
3843 * tree.h (struct tree_decl_common): Move align member earlier;
3844 move label_decl_uid member ...
3845 (struct tree_label_decl): ... here.
3846 (LABEL_DECL_UID): Update to match.
3848 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
3851 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
3852 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
3854 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
3855 dest_prev if the edge is complex.
3857 * tree-cfg.c (is_ctrl_stmt): Use a switch.
3859 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
3860 loop latch tests earlier.
3862 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
3863 before GIMPLE_RETURN, not after its predecessor; insert
3866 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
3867 gimple_seq_empty_p to test for no PHI nodes.
3868 * tree-cfg.c (split_critical_edges): Likewise.
3870 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
3872 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
3874 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
3875 introduced by the VTA branch merge.
3877 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
3879 * ira-conflicts.c: Use fputs or putc instead of fprintf
3883 * tree-switch-conversion.c: Ditto.
3885 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
3887 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
3888 introduced by the VTA branch merge.
3890 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
3893 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
3895 PR rtl-optimization/39779
3896 * expr.c (convert_modes): Return when mode == oldmode after
3897 CONST_INTs are processed.
3899 2009-09-10 Nick Clifton <nickc@redhat.com>
3901 * config/mep/mep.c (mep_encode_section_info): Copy weakness
3902 attribute and referring decl when creating renamed symbol.
3904 2009-09-10 Richard Guenther <rguenther@suse.de>
3907 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
3909 (cgraph_finalize_compilation_unit): Compute reachability
3910 before emitting thunks. Properly process aliases before
3911 possibly removing unreachable nodes.
3913 2009-09-10 Richard Guenther <rguenther@suse.de>
3916 * tree.c (struct free_lang_data_d): Add worklist member.
3917 (find_decls_types_r): Push onto the worklist instead of recursing.
3918 Handle TREE_BINFOs properly.
3919 (find_decls_types): New function wrapped around find_decls_types_r
3920 to process the worklist.
3921 (find_decls_types_in_eh_region): Use it.
3922 (find_decls_types_in_node): Likewise.
3923 (find_decls_types_in_var): Likewise.
3924 (free_lang_data_in_cgraph): Likewise. Free the worklist.
3925 * tree.h (RECORD_OR_UNION_TYPE_P): New.
3926 (AGGREGATE_TYPE_P): Adjust.
3928 2009-09-09 Jason Merrill <jason@redhat.com>
3930 * configure.ac: Check glibc version even if we have an in-tree
3933 2009-09-09 Anthony Green <green@moxielogic.com>
3935 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
3936 the constant 0 when appropriate.
3937 * config/moxie/constraints.md: Add constraint O.
3939 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
3940 to pass up to 6 32-bit argument values in registers.
3941 (moxie_function_arg): Ditto.
3942 (moxie_arg_partial_bytes): Ditto.
3943 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
3944 (REG_PARM_STACK_SPACE): Ditto.
3945 (FUNCTION_ARG_REGNO_P): Ditto.
3947 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
3948 instruction to allocate stack space.
3950 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
3952 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
3953 unnecessarily stringent constraints. Fix address
3954 calculation in the splitters.
3956 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
3958 PR rtl-optimization/39779
3959 * expr.c (convert_modes): Return when mode == oldmode after
3960 CONST_INTs are processed.
3962 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
3965 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
3966 (ix86_expand_prologue): Take frame.padding0 into logic of
3968 (ix86_expand_epilogue): Likewise.
3970 2009-09-09 Jakub Jelinek <jakub@redhat.com>
3972 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
3974 (SHLIB_LINK, SHLIB_INSTALL): Use them.
3975 * config/t-slibgcc-libgcc: New file.
3976 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
3978 2009-09-09 Martin Jambor <mjambor@suse.cz>
3980 PR tree-optimization/41089
3981 * tree-sra.c (find_var_candidates): Do not consider va_lists in
3984 2009-09-09 Richard Henderson <rth@redhat.com>
3986 * gimple.h (CASE_GIMPLE_OMP): New.
3987 (is_gimple_omp): Use it.
3988 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
3989 (verify_gimple_debug): Likewise.
3991 2009-09-09 Richard Guenther <rguenther@suse.de>
3993 PR tree-optimization/41101
3994 * tree-ssa-pre.c (maximal_set): Remove.
3995 (compute_antic_aux): Treat the maximal set as implicitly all ones.
3996 Defer all blocks we didn't visit at least one successor.
3997 (add_to_exp_gen): Do not add to the maximal set.
3998 (make_values_for_phi): Likewise.
3999 (compute_avail): Likewise.
4000 (init_pre): Do not allocate the maximal set.
4001 (execute_pre): Do not dump it.
4003 2009-09-09 Martin Jambor <mjambor@suse.cz>
4005 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
4006 an SSA_NAME rather than a is_gimple_variable.
4008 2009-09-09 Richard Guenther <rguenther@suse.de>
4011 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
4012 code dealing with plain pointer bases.
4013 (maybe_fold_offset_to_reference): Likewise.
4014 (maybe_fold_stmt_addition): Adjust.
4016 2009-09-09 Richard Guenther <rguenther@suse.de>
4018 * tree.c (free_lang_data_in_type): Do not free the type variant
4020 (free_lang_data): Merge char_type_node with its properly signed
4022 (pass_ipa_free): Collect after freeing language specific data.
4024 2009-09-09 Michael Matz <matz@suse.de>
4027 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
4028 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
4029 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
4032 2009-09-08 DJ Delorie <dj@redhat.com>
4034 * config/mep/mep.c (conversions[]): Add "ml" pattern.
4036 2009-09-04 Jason Merrill <jason@redhat.com>
4038 * tree.c (tree_find_value): Remove.
4039 * tree.h: Remove prototype.
4040 * varasm.c (assemble_external): Use value_member instead.
4042 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4044 * toplev.c (process_options): Choose default debugging type when
4045 gtoggle enables debug info and type is unset.
4047 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4051 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
4054 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4056 * configure: Rebuilt with modified libtool.m4.
4058 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4063 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
4065 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4067 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
4068 (remove_statement): Likewise.
4069 (rewrite_use_nonlinear_expr): Adjust.
4070 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
4071 * tree-ssa.c (release_defs_bitset): ... this. New.
4072 * tree-flow.h (release_defs_bitset): Declare.
4074 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4077 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
4078 in the middle block.
4080 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
4082 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
4083 via intptr_t to long type.
4084 (insert_operand_rank): Cast long type via intptr_t to
4086 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
4088 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
4089 from pointer to unsigned via uintptr_t.
4091 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
4092 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
4094 * configure: Regenerated.
4095 * config.in: Regenerated
4096 * system.h (stdint.h): Add include.
4097 (inttypes.h): Likewise.
4098 * Makefile.in (aclocal): Add config/stdint.m4.
4099 * aclocal.m4: Regenerated.
4101 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
4103 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
4105 (note_np_check_stores): New function.
4106 (harmless_null_pointer_p): New function.
4107 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
4108 changed. Take into account whether we're in the shadow of a condjump
4109 that tested NP_REG for NULL.
4110 Lose all code that tested for SEQUENCEs.
4111 (workaround_speculation): Avoid inserting NOPs for loads that are
4112 either always executed or a NULL pointer.
4114 2009-09-08 Jan Hubicka <jh@suse.cz>
4116 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
4117 * params.def (early-inlining-insns): Likewise.
4119 2009-09-08 Jakub Jelinek <jakub@redhat.com>
4121 PR rtl-optimization/41239
4122 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
4123 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
4125 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
4126 across calls, as the calls might not always return normally.
4127 (call_may_noreturn_p): New function.
4128 (deps_analyze_insn): Update last_function_call_may_noreturn list.
4129 (init_deps): Initialize it.
4130 (remove_from_deps): Also remove calls from
4131 last_function_call_may_noreturn list.
4133 2009-09-07 Richard Henderson <rth@redhat.com>
4135 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
4136 more VR->OPERANDS than LHS operands. Free LHS before returning.
4138 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4140 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
4141 (attr "addrtype"): New member "spreg".
4142 Use it if mem_spfp_address_operand is true for the address.
4143 (attr "type"): New entry "stall".
4144 (cpu_unit "load"): New.
4145 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
4147 (insn_reservation "loadsp"): New.
4148 (insn_reservation "load_stall1"): New.
4149 (insn_reservation "load_stall3"): New.
4151 * config/bfin/predicates.md (const1_operand, const3_operand): New.
4152 (mem_p_address_operand): Exclude stack and frame pointer based
4154 (mem_spfp_address_operand): New; match them here.
4155 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
4156 (bfin_reorg): Call it if scheduling insns.
4157 (bfin_gen_bundles): Remove dummy insns created by
4158 add_sched_insns_for_speculation.
4160 From Jie Zhang <jie.zhang@analog.com>:
4161 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
4162 bfin_si_revision, bfin_workarounds): Move these ...
4163 * config/bfin/bfin.h: ... here.
4165 From Mike Frysinger <michael.frysinger@analog.com>
4166 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
4167 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
4168 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
4169 bf547m, bf548m, and bf549m.
4170 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
4171 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
4172 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
4173 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
4174 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
4175 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
4176 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
4177 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
4178 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
4179 bf542m, bf544m, bf547m, bf548m, and bf549m.
4181 From Jie Zhang <jie.zhang@analog.com>:
4182 * config/bfin/predicates.md (p_register_operand): New predicate.
4183 (dp_register_operand): New predicate.
4184 * config/bfin/bfin-protos.h (WA_05000074): Define.
4185 (ENABLE_WA_05000074): Define.
4186 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
4187 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
4188 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
4189 (define_attr addrtype): Allow load/store register to be P register.
4190 (define_attr storereg): New.
4191 (define_cpu_unit anomaly_05000074): New.
4192 (define_insn_reservation dsp32shiftimm): New.
4193 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
4194 (define_insn_reservation loadp): Cannot use slot2.
4195 (define_insn_reservation loadsp): Cannot use slot2.
4196 (define_insn_reservation storep): Cannot use slot2. Does not
4197 apply when working around 05000074.
4198 (define_insn_reservation storep_anomaly_05000074): New.
4199 (define_insn_reservation storei): Does not apply when working
4201 (define_insn_reservation storei_anomaly_05000074): New.
4202 (define_attr length): Add dsp32shiftimm case.
4203 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
4204 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
4205 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
4206 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
4207 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
4209 2009-09-07 Martin Jambor <mjambor@suse.cz>
4212 * tree-sra.c (create_artificial_child_access): Return NULL if
4213 build_ref_for_offset fails.
4214 (propagate_subacesses_accross_link): Allow build_ref_for_offset
4215 and create_artificial_child_access to fail.
4217 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
4220 * unwind-dw2.c (uw_init_context_1): Mark noinline.
4221 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
4222 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
4224 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4226 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
4227 block, ensure it has an exit edge. Emit a barrier after a jump.
4229 2009-09-07 Nick Clifton <nickc@redhat.com>
4231 * gcc.c (this_is_linker_script): New variable. Like
4232 this_is_library_file but for the %T constructor.
4233 (end_going_arg): If this_is_linker_script is set then locate the
4234 script and insert a --script switch before it
4235 (do_spec_2): Initialise this_is_linker_script.
4236 (do_spec_1): Likewise. Handle %T construct.
4237 (eval_spec_function): Preserve this_is_linker_script.
4238 * doc/invoke.texi: Document %T construct in spec files.
4239 * config/m32c/m32c.h (LIB_SPEC): Use it.
4241 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4243 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
4244 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
4245 when volatile flag is set.
4246 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
4248 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
4251 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
4252 (combine_stack_adjustments_for_block): Allow insns between stack
4253 adjustments and stores with corresponding pre-(dec|inc)rement or
4254 pre-modify operation.
4256 2009-09-06 Jakub Jelinek <jakub@redhat.com>
4259 * combine-stack-adj.c (struct csa_memlist): Rename to...
4260 (struct csa_reflist): ... this. Rename mem field to ref.
4261 (free_csa_memlist): Rename to...
4262 (free_csa_reflist): ... this.
4263 (record_one_stack_memref): Rename to...
4264 (record_one_stack_ref): ... this. Handle also REG_P.
4265 (try_apply_stack_adjustment): Handle also REG_P.
4266 (struct record_stack_memrefs_data): Rename to...
4267 (struct record_stack_refs_data): ... this. Rename memlist field to
4269 (record_stack_memrefs): Rename to...
4270 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
4271 subexpressions instead of failing when a MEM contains SP references.
4272 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
4273 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
4275 2009-09-06 Richard Guenther <rguenther@suse.de>
4278 * tree.c (build_array_type): Do not record types marked
4279 with structural equality in the canonical type hashtable.
4281 2009-09-06 Richard Guenther <rguenther@suse.de>
4284 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
4286 2009-09-05 Richard Guenther <rguenther@suse.de>
4289 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
4291 2009-09-05 Richard Guenther <rguenther@suse.de>
4294 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
4296 2009-09-05 Richard Guenther <rguenther@suse.de>
4299 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
4300 before comparing function argument types.
4302 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4305 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
4308 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
4311 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
4313 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
4314 locators before emit_insn is called.
4316 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
4319 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
4320 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
4321 (reginfo_init): Don't call allocate_reg_info.
4323 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
4326 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
4327 NONDEBUG_INSN_P instead of INSN_P.
4329 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4332 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
4334 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4337 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
4338 pattern of the split.
4340 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4342 * toplev.c (process_options): Move setter of flag_var_tracking
4343 before other tests that depend on it. Move down setter of
4344 flag_rename_registers. Don't enable var-tracking-assignments
4345 by default if selective scheduling is enabled. Warn if both
4348 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4350 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
4351 comment. Use switch statement to catch overlaps between rtx
4352 and tree codes. Accept FUNCTION_DECLs in addition to those in...
4353 (IS_DECL_CODE): ... here. Remove.
4354 (check_value_is_not_decl): Remove.
4355 (dv_from_decl, dv_from_value): Check after conversion.
4357 2009-09-04 Richard Guenther <rguenther@suse.de>
4360 * (cgraph_finalize_compilation_unit): Move finalizing aliases
4361 after emitting tunks. Move emitting thunks and ctors from ...
4362 (cgraph_optimize): ... here. Remove redundant
4363 cgraph_analyze_functions.
4364 * varasm.c (find_decl_and_mark_needed): Remove no longer
4366 (finish_aliases_1): Adjust check for thunk aliases.
4368 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
4370 * config/arm/arm.md (ctzsi2): Added braces
4371 to avoid warning that broke booststrap.
4373 2009-09-04 Martin Jambor <mjambor@suse.cz>
4375 PR tree-optimization/41112
4376 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
4377 handle variable-bounded arrays.
4378 (expr_with_var_bounded_array_refs_p): New function.
4379 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
4381 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
4383 * config/s390/2097.md: Removed two incorrect bypasses.
4384 (z10_fsimpdf): Fixed latency.
4385 (z10_fhex): New insn_reservation.
4386 (z10_floaddf): Fixed latency.
4387 (z10_floadsf): Fixed latency.
4388 (z10_ftrunctf): Fixed latency.
4389 (z10_ftruncdf): Fixed latency.
4390 * config/s390/s390.c (z10_cost): Fixed values.
4391 (s390_adjust_priority): Added z10 path.
4392 * config/s390/s390.md (type): Added fhex.
4393 (*mov<mode>_64dfp): Updated type attribute.
4394 (*mov<mode>_64): Updated type attribute.
4395 (*mov<mode>_31): Updated type attribute.
4396 (*mov<mode>"): Likewise.
4397 * config/s390/2084.md (x_fsimpdf): Updated condition.
4399 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
4401 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
4402 RTXs in the predicate for operand 1.
4404 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
4406 * config/arm/arm.md (UNSPEC_RBIT): New constant.
4407 (rbitsi2): New insn.
4408 (ctzsi2): New expand.
4409 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
4411 2009-09-03 Martin Jambor <mjambor@suse.cz>
4413 * tree-sra.c (duplicate_expr_for_different_base): Removed.
4414 (create_artificial_child_access): Use build_ref_for_offset instead
4415 of duplicate_expr_for_different_base.
4416 (propagate_subacesses_accross_link): Likewise.
4418 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
4420 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
4422 (mips16e_collect_argument_saves): Skip debug instructions.
4423 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
4424 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
4425 (r10k_insert_cache_barriers): Likewise.
4426 (mips_reorg_process_insns): Likewise.
4428 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
4431 * ira.c (update_equiv_reg): Remove check on class likely spill.
4433 2009-09-03 Jakub Jelinek <jakub@redhat.com>
4436 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
4437 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
4441 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
4442 the stack slot if it is passed by invisible reference.
4443 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
4444 by invisible reference.
4446 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
4448 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
4449 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
4450 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
4452 * config/bfin/sync.md: New file.
4453 * config/bfin/bfin.md: Include it.
4454 (UNSPEC_ATOMIC): New.
4455 (UNSPEC_ONES): Provide a unique number.
4457 From Jie Zhang <jie.zhang@analog.com>:
4458 * config/bfin/bfin.c (ret_regs): New.
4459 (must_save_fp_p): Don't return true because of frame_pointer_needed.
4460 (must_save_rets_p): New.
4461 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
4462 current_function_is_leaf.
4463 (do_link): Likewise.
4464 (do_unlink): Likewise.
4465 (expand_interrupt_handler_prologue): Use ret_regs array.
4466 (expand_interrupt_handler_epilogue): Use ret_regs array and
4467 pass return register to gen_return_internal.
4468 (bfin_expand_epilogue): Pass return register to
4469 gen_return_internal.
4470 (bfin_expand_call): Explicitly clobber RETS.
4471 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
4472 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
4473 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
4474 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
4476 (return_internal): Take a reg rtx rather than the register number.
4478 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
4480 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
4481 when comparing against estimated_loop_iterations_int return.
4483 2009-09-03 Richard Guenther <rguenther@suse.de>
4485 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
4486 eh_personality_libfunc.
4488 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4490 * tree-parloops.c (separate_decls_in_region): Add space.
4492 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4494 * tree-parloops.c (separate_decls_in_region): Change the condition
4495 checking if there are reductions in the loop.
4497 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4499 PR tree-optimization/38275
4500 * tree-parloops.c (parallelize_loops): Replace profitability condition
4501 for expected number of iterations.
4503 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
4505 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
4506 (bootstrap-debug): Explain conditions in which it becomes default.
4507 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
4510 2009-09-03 Namhyung Kim <namhyung@gmail.com>
4512 * doc/invoke.texi (Optimize Options): Move
4513 -finline-small-functions to the -O2 list.
4515 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
4517 * toplev.c (process_options): Enable var-tracking-assignments
4518 by default if var-tracking is enabled.
4520 2009-09-02 David Daney <ddaney@caviumnetworks.com>
4522 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
4524 * emit-rtl.c (prev_nonnote_insn_bb): New function.
4525 * rtl.h (prev_nonnote_insn_bb): Declare it.
4527 2009-09-03 Diego Novillo <dnovillo@google.com>
4529 * cgraph.c (cgraph_node_for_decl): New.
4530 * cgraph.h (cgraph_node_for_decl): Declare.
4531 * tree.c (host_integerp): Return 0 if T is NULL.
4533 2009-09-03 Diego Novillo <dnovillo@google.com>
4535 * tree.h (struct alias_pair): Move from varasm.c.
4536 (alias_pairs): Likewise.
4537 (TYPE_MAXVAL): Define.
4538 (TYPE_MINVAL): Define.
4539 (iterative_hash_host_wide_int): Declare.
4540 (remove_unreachable_alias_pairs): Declare.
4541 * tree-pass.h (pass_ipa_free_lang_data): Declare.
4542 * diagnostic.c (default_diagnostic_starter): Make extern.
4543 (default_diagnostic_finalizer): Make extern.
4544 * diagnostic.h (default_diagnostic_starter): Declare.
4545 (default_diagnostic_finalizer): Declare.
4546 (default_tree_printer): Declare.
4547 * toplev.c (default_tree_printer): Make extern.
4549 2009-09-03 Richard Guenther <rguenther@suse.de>
4550 Diego Novillo <dnovillo@google.com>
4552 * cgraph.c (cgraph_add_new_function): Remove gimplification.
4553 * cgraphunit.c (cgraph_expand_function): Do not emit
4554 associated thunks from here.
4555 (cgraph_emit_thunks): New.
4556 (cgraph_optimize): Call it.
4557 Return if any IPA pass finds an error.
4558 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
4561 2009-09-03 Simon Baldwin <simonb@google.com>
4562 Rafael Espindola <espindola@google.com>
4563 Richard Guenther <rguenther@suse.de>
4564 Doug Kwan <dougkwan@google.com>
4565 Diego Novillo <dnovillo@google.com>
4567 * tree.c: Include tree-pass.h, langhooks-def.h,
4568 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
4569 (free_lang_data_in_type): New.
4570 (need_assembler_name_p): New.
4571 (free_lang_data_in_block): New.
4572 (free_lang_data_in_decl): New.
4573 (struct free_lang_data_d): New.
4574 (add_tree_to_fld_list): New.
4575 (find_decls_types_r): New.
4576 (get_eh_types_for_runtime): New.
4577 (find_decls_types_in_eh_region): New.
4578 (find_decls_types_in_node): New.
4579 (find_decls_types_in_var): New.
4580 (free_lang_data_in_cgraph): New.
4581 (free_lang_data): New.
4582 (gate_free_lang_data): New.
4583 (pass_ipa_free_lang_data): New.
4585 2009-09-03 Diego Novillo <dnovillo@google.com>
4587 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
4588 * langhooks.h (struct lang_hooks): Add field free_lang_data.
4589 (lang_hooks): Remove const qualifier.
4590 * ipa.c (cgraph_remove_unreachable_nodes): Call
4591 remove_unreachable_alias_pairs.
4592 * except.c (add_type_for_runtime): Check if TYPE has
4593 already been converted.
4594 (lookup_type_for_runtime): Likewise.
4595 (check_handled): Handle converted types.
4596 * varasm.c (remove_unreachable_alias_pairs): New.
4597 * gimple.c: Include demangle.h.
4598 (gimple_decl_printable_name): New.
4599 (gimple_fold_obj_type_ref): New.
4600 * gimple.h (gimple_decl_printable_name): Declare.
4601 (gimple_fold_obj_type_ref): Declare.
4602 * passes.c (init_optimization_passes): Add pass
4603 pass_ipa_free_lang_data.
4604 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
4605 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
4607 2009-09-03 Diego Novillo <dnovillo@google.com>
4609 * c-lang.c (lang_hooks): Remove const qualifier.
4611 2009-09-02 Loren James Rittle <ljrittle@acm.org>
4613 * doc/install.texi (*-*-freebsd*): Update target information.
4615 2009-09-02 Anatoly Sokolov <aesok@post.ru>
4617 * hard-reg-set.h (call_fixed_regs): Remove.
4618 * reginfo.c (call_fixed_regs): Remove.
4619 (init_reg_sets_1): Remove initialization of call_fixed_regs.
4620 (globalize_reg): Don't use call_fixed_regs.
4621 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
4624 2009-09-01 Michael Matz <matz@suse.de>
4626 * expr.h (emit_storent_insn, expand_expr_real_1,
4627 expand_expr_real_2): Declare.
4628 * expr.c (emit_storent_insn, expand_expr_real_1,
4629 expand_expr_real_2): Export.
4630 (store_expr): Setting and evaluating dont_return_target is useless.
4631 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
4632 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
4633 * except.c (expand_resx_expr): Rename to ...
4634 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
4635 * except.h (expand_resx_stmt): Declare.
4636 * stmt.c: Add include gimple.h
4637 (expand_asm_expr): Rename to ...
4638 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
4639 (expand_case): Rewrite to take gimple statement.
4640 * tree.h (expand_asm_stmt): Declare.
4641 (expand_case): Change prototype.
4642 * Makefile.in (stmt.o): Depend on gimple.h.
4643 * builtins.c (expand_builtin_synchronize): Build gimple asm
4644 statement, not an ASM_EXPR.
4645 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
4646 gimple_to_tree, release_stmt_tree): Remove.
4647 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
4648 ggc_free, but hold comparison code and operands separately.
4649 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
4650 (expand_call_stmt, expand_gimple_stmt_1,
4651 expand_gimple_stmt): New helpers.
4652 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
4653 release_stmt_tree. Call expand_gimple_stmt instead.
4654 (expand_gimple_basic_block): Ditto.
4656 * calls.c (emit_call_1): Don't look at EH regions here, make
4657 fntree parameter useless.
4658 (expand_call): New local rettype for TREE_TYPE(exp), use it
4659 throughout. Remove local p, use addr instead.
4660 Don't look at EH regions here.
4662 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
4664 * doc/invoke.texi (-fsched-pressure): Document it.
4665 (-fsched-reg-pressure-heuristic): Remove it.
4667 * reload.c (ira.h): Include.
4668 (find_reloads): Add choosing reload on number of small spilled
4671 * haifa-sched.c (ira.h): Include.
4672 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
4673 saved_reg_pressure, curr_reg_live, saved_reg_live,
4674 region_ref_regs): New variables.
4675 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
4676 initiate_reg_pressure_info, setup_ref_regs,
4677 initiate_bb_reg_pressure_info, save_reg_pressure,
4678 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
4680 (setup_insn_reg_pressure_info): New function.
4681 (rank_for_schedule): Add pressure checking and insn issue time.
4682 Remove comparison of insn reg weights.
4683 (ready_sort): Set insn reg pressure info.
4684 (update_register_pressure, setup_insn_max_reg_pressure,
4685 update_reg_and_insn_max_reg_pressure,
4686 sched_setup_bb_reg_pressure_info): New functions.
4687 (schedule_insn): Add code for printing and updating reg pressure info.
4688 (find_set_reg_weight, find_insn_reg_weight): Remove.
4689 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
4690 (debug_ready_list): Print reg pressure info.
4691 (schedule_block): Ditto. Check insn issue time.
4692 (sched_init): Set up sched_pressure_p. Allocate and set up some
4693 reg pressure related info.
4694 (sched_finish): Free some reg pressure related info.
4695 (fix_tick_ready): Make insn always ready if pressure_p.
4696 (init_h_i_d): Don't call find_insn_reg_weight.
4697 (haifa_finish_h_i_d): Free insn reg pressure info.
4699 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
4700 ira_memory_move_cost, ira_class_hard_regs,
4701 ira_class_hard_regs_num, ira_no_alloc_regs,
4702 ira_available_class_regs, ira_reg_class_cover_size,
4703 ira_reg_class_cover, ira_class_translate): Move to ira.h.
4705 * ira-lives.c (single_reg_class): Check mode to find how many
4706 registers are necessary for operand.
4707 (ira_implicitly_set_insn_hard_regs): New.
4709 * common.opt (fsched-pressure): New options.
4710 (fsched-reg-pressure-heuristic): Remove.
4712 * ira.c (setup_eliminable_regset): Rename to
4713 ira_setup_eliminable_regset. Make it external.
4714 (expand_reg_info): Pass cover class to setup_reg_classes.
4715 (ira): Call resize_reg_info instead of allocate_reg_info.
4717 * sched-deps.c: Include ira.h.
4718 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
4719 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
4720 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
4721 mark_insn_hard_regno_birth, mark_insn_reg_birth,
4722 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
4723 mark_insn_reg_store, mark_insn_reg_clobber,
4724 setup_insn_reg_pressure_info): New.
4725 (sched_analyze_1): Update implicit_reg_pending_uses.
4726 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
4727 Use them to create dependencies. Set insn reg uses and pressure
4728 info. Process reg_pending_uses in one place.
4729 (free_deps): Free implicit sets.
4730 (remove_from_deps): Remove implicit sets if necessary. Check
4731 implicit sets when clearing reg_last_in_use.
4732 (init_deps_global): Clear implicit_reg_pending_clobbers and
4733 implicit_reg_pending_uses.
4735 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
4736 ira_memory_move_cost, ira_class_hard_regs,
4737 ira_class_hard_regs_num, ira_no_alloc_regs,
4738 ira_available_class_regs, ira_reg_class_cover_size,
4739 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
4740 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
4741 ira_implicitly_set_insn_hard_regs): New prototypes.
4743 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
4744 cost_elements_num): New variables.
4745 (allocno_costs, total_costs): Rename to costs and
4746 total_allocno_costs.
4747 (COSTS_OF_ALLOCNO): Rename to COSTS.
4748 (allocno_pref): Rename to pref.
4749 (allocno_pref_buffer): Rename to pref_buffer.
4750 (common_classes): Rename to regno_cover_class.
4752 (record_reg_classes): Set allocno attributes only if allocno_p.
4753 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
4754 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
4755 and COSTS_OF_ALLOCNO.
4756 (print_costs): Rename to print_allocno_costs.
4757 (print_pseudo_costs): New.
4758 (process_bb_node_for_costs): Split into 2 functions with new
4759 function process_bb_for_costs. Pass BB to process_bb_for_costs.
4760 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
4761 new parameter dump_file. Use cost_elements_num instead of
4762 ira_allocnos_num. Make one iteration if preferred classes were
4763 already calculated for scheduler. Make 2 versions of code
4764 depending on allocno_p.
4765 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
4766 regno_cover_class and COSTS instead of common_classes and
4768 (init_costs, finish_costs): New.
4769 (ira_costs): Set up allocno_p and cost_elements_num. Call
4770 init_costs and finish_costs.
4771 (ira_set_pseudo_classes): New.
4773 * rtl.h (allocate_reg_info): Remove.
4774 (resize_reg_info): Change return type.
4775 (reg_cover_class): New.
4776 (setup_reg_classes): Add new parameter.
4778 * sched-int.h (struct deps_reg): New member implicit_sets.
4779 (sched_pressure_p, sched_regno_cover_class): New external definitions.
4780 (INCREASE_BITS): New macro.
4781 (struct reg_pressure_data, struct reg_use_data): New.
4782 (struct _haifa_insn_data): Remove reg_weight. Add members
4783 reg_pressure, reg_use_list, reg_set_list, and
4784 reg_pressure_excess_cost_change.
4785 (struct deps): New member implicit_sets.
4786 (pressure_p): New variable.
4787 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
4788 (struct reg_pressure_data, struct reg_use_data): New.
4789 (INSN_REG_WEIGHT): Remove.
4790 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
4791 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
4792 (sched_init_region_reg_pressure_info,
4793 sched_setup_bb_reg_pressure_info): New prototypes.
4795 * reginfo.c (struct reg_pref): New member coverclass.
4796 (reg_cover_class): New function.
4797 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
4798 (reg_info_size): New variable.
4799 (allocate_reg_info): Make static. Setup reg_info_size.
4800 (resize_reg_info): Use reg_info_size. Return flag of resizing.
4801 (setup_reg_classes): Add a new parameter. Setup cover class too.
4803 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
4806 * sched-rgn.c (deps_join): Set up implicit_sets.
4807 (schedule_region): Set up region and basic blocks pressure
4810 * passes.c (init_optimization_passes): Move
4811 pass_subregs_of_mode_init before pass_sched.
4813 2009-09-02 Martin Jambor <mjambor@suse.cz>
4815 * tree-sra.c (struct access): New field grp_hint.
4816 (dump_access): Dump grp_hint.
4817 (sort_and_splice_var_accesses): Set grp_hint if a group is read
4819 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
4820 those which have been specifically read and somehow written to.
4821 (propagate_subacesses_accross_link): Set grp_hint of right child and
4822 also possibly of the left child.
4824 2009-09-02 Jakub Jelinek <jakub@redhat.com>
4826 * tree-object-size.c (addr_object_size): Always use object_size_type
4827 0 or 2 when determining the pointer pointed object size.
4829 2009-09-02 Richard Guenther <rguenther@suse.de>
4832 2009-08-31 Richard Guenther <rguenther@suse.de>
4834 * builtins.c (fold_builtin_memory_op): Use the alias oracle
4835 to query if the memory regions for memmove overlap.
4836 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
4837 asserts on pointers, instead deal with odd trees.
4838 (ptr_derefs_may_alias_p): Likewise.
4839 (refs_may_alias_p_1): Constructor bases also never alias.
4841 2009-08-01 Christian Bruel <christian.bruel@st.com>
4844 2009-07-31 Christian Bruel <christian.bruel@st.com>
4845 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
4847 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
4849 * doc/invoke.texi (-fvar-tracking-assignments): New.
4850 (-fvar-tracking-assignments-toggle): New.
4851 (-fdump-final-insns=file): Mark filename as optional.
4852 (--param min-nondebug-insn-uid): New.
4853 (-gdwarf-@{version}): Mention version 4.
4854 * opts.c (common_handle_option): Accept it.
4855 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
4856 * regrename.c (regrename_optimize): Drop last. Don't count debug
4857 insns as uses. Don't reject change because of debug insn.
4858 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
4859 from the chain starter, and check for inexact matches in DEBUG_INSNS.
4860 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
4861 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
4862 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
4863 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
4864 * doc/gimple.texi (is_gimple_debug): New.
4865 (gimple_debug_bind_p): New.
4866 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
4867 * doc/install.texi (bootstrap-debug): More details.
4868 (bootstrap-debug-big, bootstrap-debug-lean): Document.
4869 (bootstrap-debug-lib): More details.
4870 (bootstrap-debug-ckovw): Update.
4871 (bootstrap-time): New.
4872 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
4873 (insert_phi_nodes_for): Insert debug stmts.
4874 (rewrite_stmt): Take iterator. Insert debug stmts.
4875 (rewrite_enter_block): Adjust.
4876 (maybe_replace_use_in_debug_stmt): New.
4877 (rewrite_update_stmt): Use it.
4878 (mark_use_interesting): Return early for debug stmts.
4879 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
4880 stmts before replacing stmt.
4881 (move_computations_stmt): Likewise.
4882 * ira-conflicts.c (add_copies): Skip debug insns.
4883 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
4884 (regstat_bb_compute_ri): Skip debug insns.
4885 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
4886 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
4887 check_loop_closed_ssa_stmt): Skip debug stmts.
4888 * tree-tailcall.c (find_tail_calls): Likewise.
4889 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
4890 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
4891 (build_var_debug_value_stat): Declare.
4892 (build_var_debug_value): Define.
4893 (target_for_debug_bind): Declare.
4894 * reload.c (find_equiv_reg): Skip debug insns.
4895 * rtlanal.c (reg_used_between_p): Skip debug insns.
4896 (side_effects_p): Likewise.
4897 (canonicalize_condition): Likewise.
4898 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
4899 insns never depend on debug insns.
4900 (create_ddg_dep_no_link): Likewise.
4901 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
4902 Don't add inter-loop dependencies for debug insns.
4903 (build_intra_loop_deps): Likewise.
4904 (create_ddg): Count debug insns.
4905 * ddg.h (struct ddg::num_debug): New.
4906 (num_backargs): Pair up with previous int field.
4907 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
4908 -fcompare-debug-second.
4909 * final.c (get_attr_length_1): Skip debug insns.
4910 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
4911 * gcc.c (invoke_as): Call compare-debug-dump-opt.
4912 (driver_self_specs): Map -fdump-final-insns to
4913 -fdump-final-insns=..
4914 (get_local_tick): New.
4915 (compare_debug_dump_opt_spec_function): Test for . argument and
4916 compute output name. Compute temp output spec without flag name.
4917 Compute -frandom-seed.
4918 (OPT): Undef after use.
4919 * cfgloopanal.c (num_loop_insns): Skip debug insns.
4920 (average_num_loop_insns): Likewise.
4921 * params.h (MIN_NONDEBUG_INSN_UID): New.
4922 * gimple.def (GIMPLE_DEBUG): New.
4923 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
4924 * auto-inc-dec.c (merge_in_block): Skip debug insns.
4925 (merge_in_block): Fix whitespace.
4926 * toplev.c (flag_var_tracking): Update comment.
4927 (flag_var_tracking_assignments): New.
4928 (flag_var_tracking_assignments_toggle): New.
4929 (process_options): Don't open final insns dump file if we're not
4930 going to write to it. Compute defaults for var_tracking.
4931 * df-scan.c (df_insn_rescan_debug_internal): New.
4932 (df_uses_record): Handle debug insns.
4933 * haifa-sched.c (ready): Initialize n_debug.
4934 (contributes_to_priority): Skip debug insns.
4935 (dep_list_size): New.
4937 (rank_for_schedule): Likewise. Schedule debug insns as soon as
4938 they're ready. Disregard previous debug insns to make decisions.
4939 (queue_insn): Never queue debug insns.
4940 (ready_add, ready_remove_first, ready_remove): Count debug insns.
4941 (schedule_insn): Don't reject debug insns because of issue rate.
4942 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
4943 (queue_to_ready): Skip and discount debug insns.
4944 (choose_ready): Let debug insns through.
4945 (schedule_block): Check boundary debug insns. Discount debug
4946 insns, schedule them early. Adjust whitespace.
4947 (set_priorities): Check for boundary debug insns.
4948 (add_jump_dependencies): Use dep_list_size.
4949 (prev_non_location_insn): New.
4950 (check_cfg): Use it.
4951 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
4953 (remove_unused_ivs): Reset debug stmts.
4954 * modulo-sched.c (const_iteration_count): Skip debug insns.
4955 (res_MII): Discount debug insns.
4956 (loop_single_full_bb_p): Skip debug insns.
4957 (sms_schedule): Likewise.
4958 (sms_schedule_by_order): Likewise.
4959 (ps_has_conflicts): Likewise.
4960 * caller-save.c (refmarker_fn): New.
4961 (save_call_clobbered_regs): Replace regs with saved mem in
4963 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
4964 Call refmarker_fn mark for hardregnos.
4965 (mark_reg_as_referenced): New.
4966 (replace_reg_with_saved_mem): New.
4967 * ipa-pure-const.c (check_stmt): Skip debug stmts.
4968 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
4970 (cse_extended_basic_block): Skip debug insns.
4971 (count_reg_usage): Likewise.
4972 (is_dead_reg): New, split out of...
4973 (set_live_p): ... here.
4974 (insn_live_p): Use it for debug insns.
4975 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
4976 (execute_optimize_stdarg): Likewise.
4977 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
4978 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
4979 changes in debug stmts as changes.
4980 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
4981 (moveup_expr): Don't move across debug insns. Don't move
4982 debug insn if it would create a bookkeeping block.
4983 (moveup_expr_cached): Don't use cache for debug insns that
4984 are heads of blocks.
4985 (compute_av_set_inside_bb): Skip debug insns.
4986 (sel_rank_for_schedule): Schedule debug insns first. Remove
4988 (block_valid_for_bookkeeping_p); Support lax searches.
4989 (create_block_for_bookkeeping): Adjust block numbers when
4990 encountering debug-only blocks.
4991 (find_place_for_bookkeeping): Deal with debug-only blocks.
4992 (generate_bookkeeping_insn): Accept no place to insert.
4993 (remove_temp_moveop_nops): New argument full_tidying.
4994 (prepare_place_to_insert): Deal with debug insns.
4995 (advance_state_on_fence): Debug insns don't start cycles.
4996 (update_boundaries): Take fence as argument. Deal with
4998 (schedule_expr_on_boundary): No full_tidying on debug insns.
4999 (fill_insns): Deal with debug insns.
5000 (track_scheduled_insns_and_blocks): Don't count debug insns.
5001 (need_nop_to_preserve_insn_bb): New, split out of...
5002 (remove_insn_from_stream): ... this.
5003 (fur_orig_expr_not_found): Skip debug insns.
5004 * rtl.def (VALUE): Move up.
5006 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
5007 (nearest_common_dominator_of_uses): Take debug_stmts argument.
5008 Set it if debug stmts are found.
5009 (statement_sink_location): Skip debug stmts. Propagate
5010 moving defs into debug stmts.
5011 * ifcvt.c (first_active_insn): Skip debug insns.
5012 (last_active_insns): Likewise.
5013 (cond_exec_process_insns): Likewise.
5014 (noce_process_if_block): Likewise.
5015 (check_cond_move_block): Likewise.
5016 (cond_move_convert_if_block): Likewise.
5017 (block_jumps_and_fallthru_p): Likewise.
5018 (dead_or_predicable): Likewise.
5019 * dwarf2out.c (debug_str_hash_forced): New.
5020 (find_AT_string): Add comment.
5021 (gen_label_for_indirect_string): New.
5022 (get_debug_string_label): New.
5023 (AT_string_form): Use it.
5024 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
5025 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
5026 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
5027 several operations that cannot be represented with DWARF opcodes.
5028 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
5029 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
5030 (dwarf2out_var_location): Take during-call mark into account.
5031 (output_indirect_string): Update comment. Output if there are
5032 label and references.
5033 (prune_indirect_string): New.
5034 (prune_unused_types): Call it if debug_str_hash_forced.
5035 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
5036 (dw_long_long_const): Remove.
5037 (struct dw_val_struct): Change val_long_long type to rtx.
5038 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
5039 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
5040 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
5041 component instead of HOST_BITS_PER_LONG.
5042 (output_loc_operands): Likewise. For const8* assert
5043 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
5044 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
5045 rather than HOST_BITS_PER_LONG is >= 64.
5046 (add_AT_long_long): Remove val_hi and val_lo arguments, add
5048 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
5049 HOST_BITS_PER_LONG for dw_val_class_long_long.
5050 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
5051 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
5052 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
5054 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
5055 Handle DW_OP_implicit_value.
5056 (extract_int): Move prototype earlier.
5057 (mem_loc_descriptor): For SUBREG punt if inner
5058 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
5059 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
5060 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
5061 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
5062 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
5063 instead of Pmode size.
5064 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
5065 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
5066 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
5067 (concat_loc_descriptor, concatn_loc_descriptor,
5068 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
5069 (add_location_or_const_value_attribute): Likewise. For single
5070 location loc_lists attempt to use add_const_value_attribute
5071 for constant decls. Add DW_AT_const_value even if
5072 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
5074 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
5075 (control_flow_insn_p): Likewise.
5076 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
5077 (separate_decls_in_region_debug_bind): New.
5078 (separate_decls_in_region): Process debug bind stmts afterwards.
5079 * recog.c (verify_changes): Handle debug insns.
5080 (extract_insn): Likewise.
5081 (peephole2_optimize): Skip debug insns.
5082 * dse.c (scan_insn): Skip debug insns.
5083 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
5085 (setup_id_for_insn): Handle debug insns.
5086 (maybe_tidy_empty_bb): Adjust whitespace.
5087 (tidy_control_flow): Skip debug insns.
5088 (sel_remove_insn): Adjust for debug insns.
5089 (sel_estimate_number_of_insns): Skip debug insns.
5090 (create_insn_rtx_from_pattern): Handle debug insns.
5091 (create_copy_of_insn_rtx): Likewise.
5092 * sel-sched-.h (sel_bb_end): Declare.
5093 (sel_bb_empty_or_nop_p): New.
5094 (get_all_loop_exits): Use it.
5095 (_eligible_successor_edge_p): Likewise.
5096 (return_nop_to_pool): Adjust.
5097 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
5098 * ira-lives.c (process_bb_node_lives): Skip debug insns.
5099 * gimple-pretty-print.c (dump_gimple_debug): New.
5100 (dump_gimple_stmt): Use it.
5101 (dump_bb_header): Skip gimple debug stmts.
5102 * regmove.c (optimize_reg_copy_1): Discount debug insns.
5103 (fixup_match_2): Likewise.
5104 (regmove_backward_pass): Likewise. Simplify combined
5105 replacement. Handle debug insns.
5106 * function.c (instantiate_virtual_regs): Handle debug insns.
5107 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
5108 * print-rtl.h: Include cselib.h.
5109 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
5110 * df.h (df_inns_rescan_debug_internal): Declare.
5111 * gcse.c (alloc_hash_table): Estimate n_insns.
5112 (cprop_insn): Don't regard debug insns as changes.
5113 (bypass_conditional_jumps): Skip debug insns.
5114 (one_pre_gcse_pass): Adjust.
5115 (one_code_hoisting_pass): Likewise.
5116 (compute_ld_motion_mems): Skip debug insns.
5117 (one_cprop_pass): Adjust.
5118 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
5119 (if_convertible_stmt_p): Handle debug stmts.
5120 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
5121 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
5122 * ira-build.c (create_bb_allocnos): Skip debug insns.
5123 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
5124 (has_single_use): Likewise.
5125 (single_imm_use): Likewise.
5126 (num_imm_uses): Likewise.
5127 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
5128 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
5129 (create_outofssa_var_map): Likewise.
5130 * lower-subreg.c (adjust_decomposed_uses): New.
5131 (resolve_debug): New.
5132 (decompose_multiword_subregs): Use it.
5133 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
5134 * emit-rtl.c: Include params.h.
5135 (cur_debug_insn_uid): Define.
5136 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
5137 (copy_rtx_if_shared_1): Handle debug insns.
5138 (reset_used_flags): Likewise.
5139 (set_used_flags): LIkewise.
5140 (get_max_insn_count): New.
5141 (next_nondebug_insn): New.
5142 (prev_nondebug_insn): New.
5143 (make_debug_insn_raw): New.
5144 (emit_insn_before_noloc): Handle debug insns.
5145 (emit_jump_insn_before_noloc): Likewise.
5146 (emit_call_insn_before_noloc): Likewise.
5147 (emit_debug_insn_before_noloc): New.
5148 (emit_insn_after_noloc): Handle debug insns.
5149 (emit_jump_insn_after_noloc): Likewise.
5150 (emit_call_insn_after_noloc): Likewise.
5151 (emit_debug_insn_after_noloc): Likewise.
5152 (emit_insn_after): Take loc from earlier non-debug insn.
5153 (emit_jump_insn_after): Likewise.
5154 (emit_call_insn_after): Likewise.
5155 (emit_debug_insn_after_setloc): New.
5156 (emit_debug_insn_after): New.
5157 (emit_insn_before): Take loc from later non-debug insn.
5158 (emit_jump_insn_before): Likewise.
5159 (emit_call_insn_before): Likewise.
5160 (emit_debug_insn_before_setloc): New.
5161 (emit_debug_insn_before): New.
5162 (emit_insn): Handle debug insns.
5163 (emit_debug_insn): New.
5164 (emit_jump_insn): Handle debug insns.
5165 (emit_call_insn): Likewise.
5167 (init_emit): Take min-nondebug-insn-uid into account.
5168 Initialize cur_debug_insn_uid.
5169 (emit_copy_of_insn_after): Handle debug insns.
5170 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
5171 location of single rhs in place.
5172 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
5173 (floor_sdiv_adjust): New.
5174 (cell_sdiv_adjust): New.
5175 (cell_udiv_adjust): New.
5176 (round_sdiv_adjust): New.
5177 (round_udiv_adjust): New.
5178 (wrap_constant): Moved from cselib.
5179 (unwrap_constant): New.
5180 (expand_debug_expr): New.
5181 (expand_debug_locations): New.
5182 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
5184 (gimple_expand_cfg): Expand debug locations.
5185 * cselib.c: Include tree-pass.h.
5186 (struct expand_value_data): New.
5187 (cselib_record_sets_hook): New.
5188 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
5189 (cselib_clear_table): Move, and implemnet in terms of...
5190 (cselib_reset_table_with_next_value): ... this.
5191 (cselib_get_next_unknown_value): New.
5192 (discard_useless_locs): Don't discard preserved values.
5193 (cselib_preserve_value): New.
5194 (cselib_preserved_value_p): New.
5195 (cselib_preserve_definitely): New.
5196 (cselib_clear_preserve): New.
5197 (cselib_preserve_only_values): New.
5198 (new_cselib_val): Take rtx argument. Dump it in details.
5199 (cselib_lookup_mem): Adjust.
5200 (expand_loc): Take regs_active in struct. Adjust. Silence
5201 dumps unless details are requested.
5202 (cselib_expand_value_rtx_cb): New.
5203 (cselib_expand_value_rtx): Rename and reimplment in terms of...
5204 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
5205 without details. Copy more subregs. Try to resolve values
5206 using a callback. Wrap constants.
5207 (cselib_subst_to_values): Adjust.
5208 (cselib_log_lookup): New.
5209 (cselib_lookup): Call it.
5210 (cselib_invalidate_regno): Don't count preserved values as useless.
5211 (cselib_invalidate_mem): Likewise.
5212 (cselib_record_set): Likewise.
5213 (struct set): Renamed to cselib_set, moved to cselib.h.
5214 (cselib_record_sets): Adjust. Call hook.
5215 (cselib_process_insn): Reset table when it would be cleared.
5216 (dump_cselib_val): New.
5217 (dump_cselib_table): New.
5218 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
5219 (remove_forwarder_block): Support moving debug stmts.
5220 * cselib.h (cselib_record_sets_hook): Declare.
5221 (cselib_expand_callback): New type.
5222 (cselib_expand_value_rtx_cb): Declare.
5223 (cselib_reset_table_with_next_value): Declare.
5224 (cselib_get_next_unknown_value): Declare.
5225 (cselib_preserve_value): Declare.
5226 (cselib_preserved_value_p): Declare.
5227 (cselib_preserve_only_values): Declare.
5228 (dump_cselib_table): Declare.
5229 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
5230 (try_crossjump_to_edge): Likewise.
5231 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
5232 dominated blocks when debug stmts are present.
5233 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
5234 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
5235 (set_var_live_on_entry): Likewise.
5236 * loop-invariant.c (find_invariants_bb): Skip debug insns.
5237 * cfglayout.c (curr_location, last_location): Make static.
5238 (set_curr_insn_source_location): Don't avoid bouncing.
5239 (get_curr_insn_source_location): New.
5240 (get_curr_insn_block): New.
5241 (duplicate_insn_chain): Handle debug insns.
5242 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
5244 * common.opt (fcompare-debug): Move to sort order.
5245 (fdump-unnumbered-links): Likewise.
5246 (fvar-tracking-assignments): New.
5247 (fvar-tracking-assignments-toggle): New.
5248 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
5249 because of debug stmts.
5250 (mark_stmt_if_obviously_necessary): Mark debug stmts.
5251 (eliminate_unnecessary_stmts): Walk dominated blocks before
5253 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
5254 * ira.c (memref_used_between_p): Skip debug insns.
5255 (update_equiv_regs): Likewise.
5256 * sched-deps.c (sd_lists_size): Accept empty list.
5257 (sd_init_insn): Mark debug insns.
5258 (sd_finish_insn): Unmark them.
5259 (sd_add_dep): Reject non-debug deps on debug insns.
5260 (fixup_sched_groups): Give debug insns group treatment.
5262 (sched_analyze_reg): Don't mark debug insns for sched before call.
5263 (sched_analyze_2): Handle debug insns.
5264 (sched_analyze_insn): Compute next non-debug insn. Handle debug
5266 (deps_analyze_insn): Handle debug insns.
5267 (deps_start_bb): Skip debug insns.
5268 (init_deps): Initialize last_debug_insn.
5269 * tree-ssa.c (target_for_debug_bind): New.
5270 (find_released_ssa_name): New.
5271 (propagate_var_def_into_debug_stmts): New.
5272 (propagate_defs_into_debug_stmts): New.
5273 (verify_ssa): Skip debug bind stmts without values.
5274 (warn_uninialized_vars): Skip debug stmts.
5275 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
5276 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
5277 (rtx_equal_p): Likewise.
5278 * ira-costs.c (scan_one_insn): Skip debug insns.
5279 (process_bb_node_for_hard_reg_moves): Likewise.
5280 * rtl.h (DEBUG_INSN_P): New.
5281 (NONDEBUG_INSN_P): New.
5282 (MAY_HAVE_DEBUG_INSNS): New.
5283 (INSN_P): Accept debug insns.
5284 (RTX_FRAME_RELATED_P): Likewise.
5285 (INSN_DELETED_P): Likewise
5286 (PAT_VAR_LOCATION_DECL): New.
5287 (PAT_VAR_LOCATION_LOC): New.
5288 (PAT_VAR_OCATION_STATUS): New.
5289 (NOTE_VAR_LOCATION_DECL): Reimplement.
5290 (NOTE_VAR_LOCATION_LOC): Likewise.
5291 (NOTE_VAR_LOCATION_STATUS): Likewise.
5292 (INSN_VAR_LOCATION): New.
5293 (INSN_VAR_LOCATION_DECL): New.
5294 (INSN_VAR_LOCATION_LOC): New.
5295 (INSN_VAR_LOCATION_STATUS): New.
5296 (gen_rtx_UNKNOWN_VAR_LOC): New.
5297 (VAR_LOC_UNKNOWN_P): New.
5298 (NOTE_DURING_CALL_P): New.
5299 (SCHED_GROUP_P): Accept debug insns.
5300 (emit_debug_insn_before): Declare.
5301 (emit_debug_insn_before_noloc): Declare.
5302 (emit_debug_insn_beore_setloc): Declare.
5303 (emit_debug_insn_after): Declare.
5304 (emit_debug_insn_after_noloc): Declare.
5305 (emit_debug_insn_after_setloc): Declare.
5306 (emit_debug_insn): Declare.
5307 (make_debug_insn_raw): Declare.
5308 (prev_nondebug_insn): Declare.
5309 (next_nondebug_insn): Declare.
5310 (delegitimize_mem_from_attrs): Declare.
5311 (get_max_insn_count): Declare.
5312 (wrap_constant): Declare.
5313 (unwrap_constant): Declare.
5314 (get_curr_insn_source_location): Declare.
5315 (get_curr_insn_block): Declare.
5316 * tree-inline.c (insert_debug_decl_map): New.
5317 (processing_debug_stmt): New.
5318 (remap_decl): Don't create new mappings in debug stmts.
5319 (remap_gimple_op_r): Don't add references in debug stmts.
5320 (copy_tree_body_r): Likewise.
5321 (remap_gimple_stmt): Handle debug bind stmts.
5322 (copy_bb): Skip debug stmts.
5323 (copy_edges_for_bb): Likewise.
5324 (copy_debug_stmt): New.
5325 (copy_debug_stmts): New.
5326 (copy_body): Copy debug stmts at the end.
5327 (insert_init_debug_bind): New.
5328 (insert_init_stmt): Take id. Skip and emit debug stmts.
5329 (setup_one_parameter): Remap variable earlier, register debug mapping.
5330 (estimate_num_insns): Skip debug stmts.
5331 (expand_call_inline): Preserve debug_map.
5332 (optimize_inline_calls): Check for no debug_stmts left-overs.
5333 (unsave_expr_now): Preserve debug_map.
5334 (copy_gimple_seq_and_replace_locals): Likewise.
5335 (tree_function_versioning): Check for no debug_stmts left-overs.
5336 Init and destroy debug_map as needed. Split edges unconditionally.
5337 (build_duplicate_type): Init and destroy debug_map as needed.
5338 * tree-inline.h: Include gimple.h instead of pointer-set.h.
5339 (struct copy_body_data): Add debug_stmts and debug_map.
5340 * sched-int.h (struct ready_list): Add n_debug.
5341 (struct deps): Add last_debug_insn.
5342 (DEBUG_INSN_SCHED_P): New.
5343 (BOUNDARY_DEBUG_INSN_P): New.
5344 (SCHEDULE_DEBUG_INSN_P): New.
5345 (sd_iterator_cond): Accept empty list.
5346 * combine.c (create_log_links): Skip debug insns.
5347 (combine_instructions): Likewise.
5348 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
5349 return value is always unshared.
5350 (struct rtx_subst_pair): New.
5351 (auto_adjust_pair): New.
5352 (propagate_for_debug_subst): New.
5353 (propagate_for_debug): New.
5354 (try_combine): Skip debug insns. Propagate removed defs into
5356 (next_nonnote_nondebug_insn): New.
5357 (distribute_notes): Use it. Skip debug insns.
5358 (distribute_links): Skip debug insns.
5359 * tree-outof-ssa.c (set_location_for_edge): Likewise.
5360 * resource.c (mark_target_live_regs): Likewise.
5361 * var-tracking.c: Include cselib.h and target.h.
5362 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
5364 (micro_operation_type_name): New.
5365 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
5366 (struct micro_operation_def): Update comments.
5367 (decl_or_value): New type. Use instead of decls.
5368 (struct emit_note_data_def): Add vars.
5369 (struct attrs_def): Use decl_or_value.
5370 (struct variable_tracking_info_def): Add permp, flooded.
5371 (struct location_chain_def): Update comment.
5372 (struct variable_part_def): Use decl_or_value.
5373 (struct variable_def): Make var_part a variable length array.
5375 (scratch_regs): New.
5376 (cselib_hook_called): New.
5377 (dv_is_decl_p): New.
5378 (dv_is_value_p): New.
5381 (dv_as_opaque): New.
5382 (dv_onepart_p): New.
5384 (IS_DECL_CODE): New.
5385 (check_value_is_not_decl): New.
5386 (dv_from_decl): New.
5387 (dv_from_value): New.
5388 (dv_htab_hash): New.
5389 (variable_htab_hash): Use it.
5390 (variable_htab_eq): Support values.
5391 (variable_htab_free): Free from the right pool.
5392 (attrs_list_member, attrs_list_insert): Use decl_or_value.
5393 (attrs_list_union): Adjust.
5394 (attrs_list_mpdv_union): New.
5395 (tie_break_pointers): New.
5396 (canon_value_cmp): New.
5397 (unshare_variable): Return possibly-modified slot.
5398 (vars_copy_1): Adjust.
5399 (var_reg_decl_set): Adjust. Split out of...
5400 (var_reg_set): ... this.
5401 (get_init_value): Adjust.
5402 (var_reg_delete_and_set): Adjust.
5403 (var_reg_delete): Adjust.
5404 (var_regno_delete): Adjust.
5405 (var_mem_decl_set): Split out of...
5406 (var_mem_set): ... this.
5407 (var_mem_delete_and_set): Adjust.
5408 (var_mem_delete): Adjust.
5412 (variable_union): Adjust. Speed up merge of 1-part vars.
5413 (variable_canonicalize): Use unshared slot.
5414 (VALUED_RECURSED_INTO): New.
5415 (find_loc_in_1pdv): New.
5416 (struct dfset_merge): New.
5417 (insert_into_intersection): New.
5418 (intersect_loc_chains): New.
5420 (canonicalize_loc_order_check): New.
5421 (canonicalize_values_mark): New.
5422 (canonicalize_values_star): New.
5423 (variable_merge_over_cur): New.
5424 (variable_merge_over_src): New.
5425 (dataflow_set_merge): New.
5426 (dataflow_set_equiv_regs): New.
5427 (remove_duplicate_values): New.
5428 (struct dfset_post_merge): New.
5429 (variable_post_merge_new_vals): New.
5430 (variable_post_merge_perm_vals): New.
5431 (dataflow_post_merge_adjust): New.
5432 (find_mem_expr_in_1pdv): New.
5433 (dataflow_set_preserve_mem_locs): New.
5434 (dataflow_set_remove_mem_locs): New.
5435 (dataflow_set_clear_at_call): New.
5436 (onepart_variable_different_p): New.
5437 (variable_different_p): Use it.
5438 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
5439 (track_expr_p): Add need_rtl parameter. Don't generate rtl
5441 (track_loc_p): Pass it true.
5442 (struct count_use_info): New.
5443 (find_use_val): New.
5444 (replace_expr_with_values): New.
5446 (use_type): New, partially split out of...
5447 (count_uses): ... this. Count new micro-ops.
5448 (count_uses_1): Adjust.
5449 (count_stores): Adjust.
5450 (count_with_sets): New.
5451 (VAL_NEEDS_RESOLUTION): New.
5452 (VAL_HOLDS_TRACK_EXPR): New.
5453 (VAL_EXPR_IS_COPIED): New.
5454 (VAL_EXPR_IS_CLOBBERED): New.
5455 (add_uses): Adjust. Generate new micro-ops.
5456 (add_uses_1): Adjust.
5457 (add_stores): Generate new micro-ops.
5458 (add_with_sets): New.
5459 (find_src_status): Adjust.
5460 (find_src_set_src): Adjust.
5461 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
5462 Handle new micro-ops. Canonicalize value equivalances.
5463 (vt_find_locations): Compute total size of hash tables for
5464 dumping. Perform merge for var-tracking-assignments. Don't
5465 disregard single-block loops.
5466 (dump_attrs_list): Handle decl_or_value.
5467 (dump_variable): Take variable. Deal with decl_or_value.
5468 (dump_variable_slot): New.
5469 (dump_vars): Use it.
5470 (dump_dataflow_sets): Adjust.
5471 (set_slot_part): New, extended to support one-part variables
5472 after splitting out of...
5473 (set_variable_part): ... this.
5474 (clobber_slot_part): New, split out of...
5475 (clobber_variable_part): ... this.
5476 (delete_slot_part): New, split out of...
5477 (delete_variable_part): .... this.
5478 (check_wrap_constant): New.
5479 (vt_expand_loc_callback): New.
5480 (vt_expand_loc): New.
5481 (emit_note_insn_var_location): Adjust. Handle values. Handle
5482 EMIT_NOTE_AFTER_CALL_INSN.
5483 (emit_notes_for_differences_1): Adjust. Handle values.
5484 (emit_notes_for_differences_2): Likewise.
5485 (emit_notes_for_differences): Adjust.
5486 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
5487 Adjust. Handle new micro-ops.
5488 (vt_add_function_parameters): Adjust. Create and bind values.
5489 (vt_initialize): Adjust. Initialize scratch_regs and
5490 valvar_pool, flooded and perm.. Initialize and use cselib. Log
5491 operations. Move some code to count_with_sets and add_with_sets.
5492 (delete_debug_insns): New.
5493 (vt_debug_insns_local): New.
5494 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
5496 (var_tracking_main): If var-tracking-assignments is enabled
5497 but var-tracking isn't, delete debug insns and leave. Likewise
5498 if we exceed limits or fail the stack adjustments tests, and
5499 after all var-tracking processing.
5500 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
5501 (dataflow_set): Add traversed_vars.
5502 (value_chain, const_value_chain): New typedefs.
5503 (value_chain_pool, value_chains): New variables.
5504 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
5505 add_value_chains, add_cselib_value_chains, remove_value_chain,
5506 remove_value_chains, remove_cselib_value_chains): New functions.
5507 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
5508 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
5510 (shared_hash_find_slot_unshare, shared_hash_find_slot,
5511 shared_hash_find_slot_noinsert, shared_hash_find): Update.
5512 (dst_can_be_shared): New variable.
5513 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
5514 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
5515 different from set->vars, look up slot again instead of using the
5517 (dataflow_set_init): Initialize traversed_vars.
5518 (variable_union): Use shared_hash_*. Use initially NO_INSERT
5519 lookup if set->vars is shared. Don't keep slot cleared before
5520 calling unshare_variable. Unshare set->vars if needed. Adjust
5521 unshare_variable callers. Clear dst_can_be_shared if needed.
5522 Even ->refcount == 1 vars must be unshared if set->vars is shared
5523 and var needs to be modified.
5524 (dataflow_set_union): Set traversed_vars during canonicalization.
5525 (VALUE_CHANGED, DECL_CHANGED): Define.
5526 (set_dv_changed, dv_changed_p): New static inlines.
5527 (track_expr_p): Clear DECL_CHANGED.
5528 (dump_dataflow_sets): Set it.
5529 (variable_was_changed): Call set_dv_changed.
5530 (emit_note_insn_var_location): Likewise.
5531 (changed_variables_stack): New variable.
5532 (check_changed_vars_1, check_changed_vars_2): New functions.
5533 (emit_notes_for_changes): Do nothing if changed_variables is
5534 empty. Traverse changed_variables with check_changed_vars_1,
5535 call check_changed_vars_2 on each changed_variables_stack entry.
5536 (emit_notes_in_bb): Add SET argument. Just clear it at the
5537 beginning, use it instead of local &set, don't destroy it at the end.
5538 (vt_emit_notes): Call dataflow_set_clear early on all
5539 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
5540 computed set, dataflow_set_clear also VTI(bb)->in when we are
5541 done with the basic block. Initialize changed_variables_stack,
5542 free it afterwards. If ENABLE_CHECKING verify that after noting
5543 differences to an empty set value_chains hash table is empty.
5544 (vt_initialize): Initialize value_chains and value_chain_pool.
5545 (vt_finalize): Delete value_chains htab, free value_chain_pool.
5546 (variable_tracking_main): Call dump_dataflow_sets before calling
5547 vt_emit_notes, not after it.
5548 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
5549 (propagate_var_def_into_debug_stmts): Declare.
5550 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
5551 (df_set_note): Reject debug insns.
5552 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
5553 add notes to debug insns.
5554 (df_note_bb_compute): Adjust. Likewise.
5555 (df_simulate_uses): Skip debug insns.
5556 (df_simulate_initialize_backwards): Likewise.
5557 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
5558 (subst_stack_regs_pat): Reject debug insns.
5559 (convert_regs_1): Handle debug insns.
5560 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
5561 (print-rtl.o): Depend on cselib.h.
5562 (cselib.o): Depend on TREE_PASS_H.
5563 (var-tracking.o): Depend on cselib.h and TARGET_H.
5564 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
5565 (init_ready_list): Skip boundary debug insns.
5566 (add_branch_dependences): Skip debug insns.
5567 (free_block_dependencies): Check for blocks with only debug insns.
5568 (compute_priorities): Likewise.
5569 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
5570 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
5572 (gimple_build_debug_bind_stat): New.
5573 (empty_body_p): Skip debug stmts.
5574 (gimple_has_side_effects): Likewise.
5575 (gimple_rhs_has_side_effects): Likewise.
5576 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
5577 (gimple_build_debug_bind_stat): Declare.
5578 (gimple_build_debug_bind): Define.
5579 (is_gimple_debug): New.
5580 (gimple_debug_bind_p): New.
5581 (gimple_debug_bind_get_var): New.
5582 (gimple_debug_bind_get_value): New.
5583 (gimple_debug_bind_get_value_ptr): New.
5584 (gimple_debug_bind_set_var): New.
5585 (gimple_debug_bind_set_value): New.
5586 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
5587 (gimple_debug_bind_reset_value): New.
5588 (gimple_debug_bind_has_value_p): New.
5589 (gsi_next_nondebug): New.
5590 (gsi_prev_nondebug): New.
5591 (gsi_start_nondebug_bb): New.
5592 (gsi_last_nondebug_bb): New.
5593 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
5594 (print_insn): Handle DEBUG_INSN.
5595 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
5596 of first insn prevail.
5597 (first_stmt): Skip debug stmts.
5598 (first_non_label_stmt): Likewise.
5599 (last_stmt): Likewise.
5600 (has_zero_uses_1): New.
5601 (single_imm_use_1): New.
5602 (verify_gimple_debug): New.
5603 (verify_types_in_gimple_stmt): Handle debug stmts.
5604 (verify_stmt): Likewise.
5605 (debug_loop_num): Skip debug stmts.
5606 (remove_edge_and_dominated_blocks): Remove dominators last.
5607 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
5608 (linearize_expr): Likewise.
5609 * config/i386/i386.c (ix86_delegitimize_address): Call
5610 default implementation.
5611 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
5612 (group_barrier_needed): Skip debug insns.
5613 (emit_insn_group_barriers): Likewise.
5614 (emit_all_insn_group_barriers): Likewise.
5615 (ia64_variable_issue): Handle debug insns.
5616 (ia64_dfa_new_cycle): Likewise.
5617 (final_emit_insn_group_barriers): Skip debug insns.
5618 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
5619 def cfa without frame.
5620 (process_set): Likewise.
5621 (process_for_unwind_directive): Pass frame on.
5622 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
5623 (rs6000_delegitimize_address): New.
5624 (rs6000_debug_adjust_cost): Handle debug insns.
5625 (is_microcoded_insn): Likewise.
5626 (is_cracked_insn): Likewise.
5627 (is_nonpipeline_insn): Likewise.
5628 (insn_must_be_first_in_group): Likewise.
5629 (insn_must_be_last_in_group): Likewise.
5630 (force_new_group): Likewise.
5631 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
5632 contains only debug insns.
5633 (rtl_merge_blocks): Skip debug insns.
5634 (purge_dead_edges): Likewise.
5635 (rtl_block_ends_with_call_p): Skip debug insns.
5636 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
5637 (mark_reg_dependencies): Skip debug insns.
5638 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
5639 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
5640 * tree-ssa-threadedge.c
5641 (record_temporary_equivalences_from_stmts): Skip debug stmts.
5642 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
5643 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
5644 (copyprop_hardreg_forward_1): Handle debug insns.
5645 * reload1.c (reload): Skip debug insns. Replace unassigned
5646 pseudos in debug insns with their equivalences.
5647 (eliminate_regs_in_insn): Skip debug insns.
5648 (emit_input_reload_insns): Skip debug insns at first, adjust
5650 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
5651 (get_indirect_ref_operands): Pass opf_no_vops on.
5652 (get_expr_operands): Likewise. Skip debug stmts.
5653 (parse_ssa_operands): Scan debug insns with opf_no_vops.
5655 2009-09-01 Richard Henderson <rth@redhat.com>
5657 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
5658 stmt_ends_pp_p statements at least once.
5659 * tree-vrp.c (vrp_initialize): Likewise.
5660 (vrp_visit_stmt): Be prepared for non-interesting stmts.
5662 2009-09-01 Dodji Seketeli <dodji@redhat.com>
5665 Fix AIX bootstrap after PR debug/30161
5666 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
5667 that is a GNU extension.
5668 (tmpl_value_parm_die_table): Move the definition of this global
5669 outside #ifdef DWARF2_DEBUGGING_INFO region.
5671 2009-09-01 Richard Guenther <rguenther@suse.de>
5673 * tree.c (tree_expr_size): New function.
5674 * tree.h (tree_expr_size): Declare.
5675 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
5676 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
5677 * langhooks.c (lhd_expr_size): Remove.
5678 * langhooks.h (struct lang_hooks): Remove expr_size.
5679 * explow.c (expr_size): Use tree_expr_size.
5680 (int_expr_size): Likewise.
5681 * langhooks-def.h (lhd_expr_size): Remove.
5682 (LANG_HOOKS_EXPR_SIZE): Likewise.
5683 (LANG_HOOKS_INITIALIZER): Adjust.
5685 2009-09-01 Richard Guenther <rguenther@suse.de>
5687 * tree-flow.h (mark_addressable): Move declaration ...
5688 * tree.h (mark_addressable): ... here.
5689 * stmt.c (expand_asm_operands): Use mark_addressable, not
5690 lang_hooks.mark_addressable.
5691 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
5692 LANG_HOOKS_MARK_ADDRESSABLE.
5693 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
5694 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
5696 2009-08-31 Chris Demetriou <cgd@google.com>
5698 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
5699 vectorize if not TARGET_SSE2.
5701 2009-08-31 DJ Delorie <dj@redhat.com>
5703 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
5704 registers if no coprocessor is enabled.
5706 2009-08-31 Dodji Seketeli <dodji@redhat.com>
5709 * cgraph.h (cgraph_get_node): Declare ...
5710 * cgraph.c (cgraph_get_node): ... new function.
5711 * dwarf2out.c (gen_generic_params_dies,
5712 generic_parameter_die, tree_add_const_value_attribute_for_decl,
5713 make_ith_pack_parameter_name,
5714 append_entry_to_tmpl_value_parm_die_table,
5715 gen_remaining_tmpl_value_param_die_attribute): New functions.
5716 (gen_subprogram_die): Generate debug info for template parameters
5717 if debug info level is higher than DINFO_LEVEL_TERSE.
5718 Use tree_add_const_value_attribute_for_decl instead of
5719 tree_add_const_value_attribute.
5720 (gen_const_die): Use tree_add_const_value_attribute_for_decl
5721 instead of tree_add_const_value_attribute.
5722 (gen_struct_or_union_type_die): Generate debug
5723 info for template parameters if debug info level is higher than
5725 (tree_add_const_value_attribute): Handle integral and pointer
5726 constants. Update comment.
5727 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
5728 (dwarf_attr_name): Support DW_AT_GNU_template_name.
5729 (reference_to_unused): Fix thinko. Remove redundant predicates from
5731 (tree_add_const_value_attribute): Make this work for constant
5733 tree_add_const_value_attribute_for_decl is to be used for variable
5735 (add_location_or_const_value_attribute): Use
5736 tree_add_const_value_attribute_for_decl now.
5737 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
5738 DW_TAG_template_value_param DIEs after function DIEs have been
5740 * langhooks.h (lang_hooks_for_types): Add
5741 get_argument_pack_elems.
5742 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
5743 (lang_hooks): Added get_innermost_generic_parms,
5744 get_innermost_generic_args.
5745 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
5746 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
5747 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
5748 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
5750 2009-08-31 DJ Delorie <dj@redhat.com>
5752 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
5753 it once we start generating the prologue or epilogue.
5754 (mep_call_saves_register): If the frame is locked, re-use
5756 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
5757 (mep_expand_prologue): Call it.
5758 (mep_expand_epilogue): Likewise.
5759 (mep_start_function): Use the same logic as mep_expand_prologue.
5760 (mep_pass_by_reference): Make logic more readable.
5761 (mep_return_in_memory): Zero-sized objects are passed in memory.
5762 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
5764 2009-08-31 Richard Guenther <rguenther@suse.de>
5766 * builtins.c (fold_builtin_memory_op): Use the alias oracle
5767 to query if the memory regions for memmove overlap.
5768 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
5769 asserts on pointers, instead deal with odd trees.
5770 (ptr_derefs_may_alias_p): Likewise.
5771 (refs_may_alias_p_1): Constructor bases also never alias.
5773 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
5775 * doc/install.texi (Final install): Adjust reference on where to
5776 order printed manuals.
5778 2009-08-30 Olivier Hainque <hainque@adacore.com>
5780 * dwarf2out.c (switch_to_frame_table_section): Move
5781 definition prior to first use.
5783 2009-08-30 Richard Guenther <rguenther@suse.de>
5785 PR tree-optimization/41186
5786 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
5787 (ao_ref_init_from_ptr_and_size): New function.
5788 (ref_maybe_used_by_call_p_1): Be more precise tracking
5789 used ranges for builtin functions.
5790 (ref_maybe_used_by_call_p): Adjust.
5791 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
5792 ranges for builtin functions.
5793 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
5795 2009-08-30 Alan Modra <amodra@bigpond.net.au>
5798 * fwprop.c (get_reg_use_in): Delete.
5799 (free_load_extend): New function.
5800 (forward_propagate_subreg): Use it.
5802 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
5804 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
5806 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
5809 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
5812 2009-08-29 Douglas B Rupp <rupp@gnat.com>
5814 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
5815 fini or fini_array section.
5817 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5819 * graphite-dependences.c (graphite_legal_transform_bb): Call
5820 pbb_remove_duplicate_pdrs.
5821 * graphite-poly.c (can_collapse_pdr): Removed.
5822 (pdr_find_duplicate): Removed.
5823 (can_collapse_pdrs): New.
5824 (pbb_remove_duplicate_pdrs): New.
5825 (new_poly_dr): Do not look for duplicates.
5826 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
5827 (PBB_PDR_DUPLICATES_REMOVED): New.
5828 (pbb_remove_duplicate_pdrs): Declared.
5830 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5832 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
5833 the strides by multiplying by PDR_NB_REFS.
5834 * graphite-poly.c (can_collapse_pdr): New.
5835 (pdr_find_duplicate): New.
5836 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
5837 Initialize PDR_NB_REFS.
5838 * graphite-poly.h (struct poly_dr): Add field nb_refs.
5840 (new_poly_dr): Number of subscripts is a graphite_dim_t.
5842 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5845 * graphite-poly.c (apply_poly_transforms): Remove legality test before
5848 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5850 * graphite-dependences.c (pddr_original_scattering): Return NULL
5851 for read-read dependence relations.
5852 * graphite-poly.h (enum poly_dr_type): Fix comment.
5855 (pdr_may_write_p): New.
5857 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5859 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
5860 (struct poly_dr): Same.
5861 (new_poly_dr): Same.
5862 * graphite-poly.c (new_poly_dr): Same.
5863 * graphite-dependences.c (dot_deps): Disable call to system.
5865 2009-08-28 Cary Coutant <ccoutant@google.com>
5868 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
5869 struct/union/enum types local to a function.
5871 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
5872 Sebastian Pop <sebastian.pop@amd.com>
5874 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
5875 pbb_strip_mine_time_depth. Changed the implementation so that
5876 transformation is expressed as a transformation on
5877 time (scatttering) dimensions. Also, ensures that the 2d+1
5878 scheduling format is preserved.
5879 (pbb_strip_mine_profitable_p): Profitability is based on the
5880 iteration number of a given time (scattering) dimension,
5881 and not on a original loop depth dimension.
5882 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
5883 (pbb_do_strip_mine): Call psct_dynamic_dim.
5884 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
5885 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
5886 (pbb_nb_dynamic_scattering_transform): New.
5887 (psct_dynamic_dim): New.
5889 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
5891 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
5892 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
5893 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
5894 * graphite-interchange.c (build_linearized_memory_access): Same.
5895 (memory_stride_in_loop): Same.
5897 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5899 * graphite-dependences.c (pddr_original_scattering): New.
5900 (graphite_legal_transform_dr): Call pddr_original_scattering.
5903 * graphite-dependences.h (dot_deps): Declared.
5904 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
5905 (print_pdr): Print PDR_ID.
5906 * graphite-poly.h (struct poly_dr): Add field id.
5909 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
5911 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5913 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
5914 not delete the original dependence relation.
5916 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5918 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
5919 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
5920 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
5921 (free_poly_ddr): New.
5922 (pddr_is_empty): New.
5923 (dependence_polyhedron_1): Now returns a poly_ddr_p.
5924 (dependence_polyhedron): Same. Remove useless gcc_assert.
5926 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
5927 (graphite_carried_dependence_level_k): Call pddr_is_empty.
5928 * graphite-dependences.h (enum poly_dependence_kind): New.
5929 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
5930 (PDRP_SOURCE): Renamed PDDR_SOURCE.
5931 (PDRP_SINK): Renamed PDDR_SINK.
5932 (PDRP_DDP): Renamed PDDR_DDP.
5934 (free_poly_ddr): Declared.
5935 * graphite-poly.c (new_scop): Use the new hash function names.
5936 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
5937 into original_pddrs.
5938 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
5940 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5942 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
5943 bounds with LT_EXPR to make niter analysis more precise on code
5944 generated by Graphite.
5946 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5948 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
5949 (graphite_legal_transform_bb): Same.
5950 (poly_drs_may_alias_p): Same.
5952 2009-08-28 Richard Guenther <rguenther@suse.de>
5954 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
5956 2009-08-28 Jan Beulich <jbeulich@novell.com>
5958 * config/i386/netware.c: Include langhooks.h.
5959 (i386_nlm_encode_section_info): Simplify.
5960 (netware_override_options): Delete.
5961 * config/i386/netware.h (netware_override_options): Delete
5963 (OVERRIDE_OPTIONS): Delete definition.
5964 (SUBTARGET_OVERRIDE_OPTIONS): Define.
5965 (ASM_COMMENT_START): Define.
5966 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
5968 2009-08-28 Jan Beulich <jbeulich@novell.com>
5970 * configure.ac: For in-tree ld, do a plain version check to
5971 determine whether comdat groups are supported.
5972 * configure: Regenerate.
5974 2009-08-28 Olivier Hainque <hainque@adacore.com>
5976 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
5977 always defined. Reflect definition or absence of such for
5978 COLLECT_EXPORT_LIST. Readability helper.
5979 (scanfilter): New enum, to help control what symbols
5980 are to be considered or ignored by scan_prog_file.
5981 (enum pass): Rename as "scanpass", moved together with scanfilter
5982 prior to scan_prog_file's prototype.
5983 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
5984 Group prototype with the scanpass/scanfilter definitions, factorize
5985 head comments for the several implementations at the prototype.
5986 (main): Reorganize the first pass link control to let AIX
5987 drag only the needed frame tables in executables. Prevent
5988 frame tables collection during the scan aimed at static ctors.
5989 Pre-link and scan for frame tables later to compensate.
5990 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
5991 A C statement to issue assembly directives that create a reference
5992 to the given DWARF table identifier label from the current function
5994 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
5995 to differentiate first time section entry. Only emit a .data
5996 tables start identifier label the first time around.
5997 (switch_to_frame_table_section): New function. Helper for
5998 output_call_frame_info to switch possibly BACK into the eh_frame
5999 or the debug_frame section depending on FOR_EH.
6000 (output_call_frame_info): Use helper to first enter the proper
6002 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
6003 emit a link to the frame table start label from each function
6005 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
6006 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
6007 * config/rs6000/rs6000-protos.h: Declare it.
6008 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
6010 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
6012 * config/sh/sh.c (split_branches): Check the result of
6015 2009-08-27 Steve Ellcey <sje@cup.hp.com>
6017 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
6018 using -pthread -fopenmp
6020 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
6022 * doc/service.texi (service directory): Update URL.
6024 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
6026 PR rtl-optimization/40861
6027 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
6028 extract word from a multi-word subreg for negative byte positions.
6030 2009-08-27 Tristan Gingold <gingold@adacore.com>
6031 Douglas B Rupp <rupp@gnat.com>
6033 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
6034 (SECTION_VMS_OVERLAY): Define.
6035 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
6037 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
6039 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
6040 common_object declarations.
6041 (ia64_section_type_flags): Set section flag for common_object.
6042 * config/ia64/ia64-protos.h
6043 (ia64_vms_output_aligned_decl_common): Declare.
6044 (ia64_vms_elf_asm_named_section): Declare.
6046 2009-08-27 Michael Matz <matz@suse.de>
6048 * expr.c (expand_expr_real_2): New function taking exploded
6049 unary or binary expression, split out from ...
6050 (expand_expr_real_1): ... here. Move over all unary/binary
6051 switch parts to above function, in particular these codes:
6052 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
6053 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
6054 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
6055 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
6056 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
6057 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
6058 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
6059 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
6060 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
6061 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
6062 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
6063 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
6064 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
6065 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
6066 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
6067 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
6068 VEC_PACK_FIX_TRUNC_EXPR.
6069 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
6072 2009-08-27 Richard Guenther <rguenther@suse.de>
6074 * gengtype.c (main): Handle uint64_t.
6075 * ipa-utils.c (get_base_var): Indent properly.
6076 * tree-ssa-live.c (debug_scope_block): New function.
6077 * tree-flow.h (debug_scope_block): Declare.
6078 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
6079 * basic-block.h (enum profile_status): Rename to
6080 enum profile_status_d.
6081 (x_profile_status): Adjust type.
6083 2009-08-27 Dodji Seketeli <dodji@redhat.com>
6086 * dwarf2out.c (get_context_die): Declare this static function.
6087 (gen_type_die_with_usage): Make sure a DIE is a generated for
6088 the context of a typedef.
6090 2009-08-26 Anatoly Sokolov <aesok@post.ru>
6092 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
6095 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
6097 * config/mips/mips-protos.h (mips_output_sync): Declare.
6098 (mips_sync_loop_insns): Likewise.
6099 (mips_output_sync_loop): Replace first two parameters with an rtx.
6100 * config/mips/mips.c (mips_multi_member): New structure.
6101 (mips_multi_members): New variable.
6102 (mips_multi_start): New function.
6103 (mips_multi_add): Likewise.
6104 (mips_multi_add_insn): Likewise.
6105 (mips_multi_add_label): Likewise.
6106 (mips_multi_last_index): Likewise.
6107 (mips_multi_copy_insn): Likewise.
6108 (mips_multi_set_operand): Likewise.
6109 (mips_multi_write): Likewise.
6110 (mips_print_operand_punctuation): Remove '%|' and '%-'.
6111 (mips_init_print_operand_punct): Update accordingly.
6112 (mips_start_ll_sc_sync_block): New function.
6113 (mips_end_ll_sc_sync_block): Likewise.
6114 (mips_output_sync): Likewise.
6115 (mips_sync_insn1_template): Likewise.
6116 (mips_sync_insn2_template): Likewise.
6117 (mips_get_sync_operand): Likewise.
6118 (mips_process_sync_loop): Likewise.
6119 (mips_output_sync_loop): Use mips_process_sync_loop.
6120 (mips_sync_loop_insns): New function.
6121 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
6122 (MIPS_COMPARE_AND_SWAP_12): Likewise.
6123 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
6124 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
6125 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
6126 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
6127 (MIPS_SYNC_OLD_OP_12): Likewise.
6128 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
6129 (MIPS_SYNC_NEW_OP_12): Likewise.
6130 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
6131 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
6132 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
6133 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
6134 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
6135 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
6136 * config/mips/mips.md (sync_mem): New attribute.
6137 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
6138 (sync_exclusive_mask, sync_required_oldval): Likewise.
6139 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
6140 (sync_release_barrier): Likewise.
6141 (length): Handle sync loops.
6142 (sync): Use mips_output_sync.
6143 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
6144 (sync_compare_and_swap<mode>): Set the new sync_* attributes
6145 and use mips_output_sync_loop.
6146 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
6147 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
6148 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
6149 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
6150 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
6151 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
6152 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
6153 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
6154 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
6156 2009-08-26 Richard Guenther <rguenther@suse.de>
6159 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
6160 the types to not match.
6161 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
6163 * tree-ssa.c (useless_type_conversion_p): Conversions to
6164 pointers to unprototyped functions are useless.
6166 2009-08-26 Richard Guenther <rguenther@suse.de>
6168 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
6169 whole-program condition, prepare to be called for non-globals.
6170 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
6171 params build a representative with known type and track its fields.
6173 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
6175 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
6176 clearing by a taken branch.
6177 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
6178 effectively after bbro pass.
6179 (sync_nand<mode>): Ditto.
6180 (sync_old_<fetchop_name><mode>): Ditto.
6181 (sync_old_nand<mode>): Ditto.
6182 (sync_new_<fetchop_name><mode>): Dito.
6183 (sync_new_nand<mode>): Ditto.
6184 (sync_compare_and_swap<mode>_1): Ditto.
6185 (*sync_compare_and_swap<mode>): Ditto.
6186 (sync_lock_test_and_set<mode>_1): Ditto.
6187 ("sync_lock_test_and_set<mode>): Ditto.
6189 2009-08-25 Douglas B Rupp <rupp@gnat.com>
6191 * hwint.h (HOST_LONG_FORMAT): New macro
6192 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
6193 Use HOST_PTR_PRINTF.
6194 * system.h (HOST_PTR_PRINTF): Resurrect old macro
6195 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
6196 (HOST_PTR_PRINTF): Document.
6198 2009-08-25 Jan Hubicka <jh@suse.cz>
6200 * config/i386/bmmintrin.h: Replace by #error.
6203 Michael Meissner <michael.meissner@amd.com>
6204 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6205 Tony Linthicum <tony.linthicum@amd.com>
6207 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
6208 (TARGET_ROUND): New macro for the round/ptest instructions which
6209 are shared between SSE4.1 and SSE5.
6210 (OPTION_MASK_ISA_ROUND): Ditto.
6211 (OPTION_ISA_ROUND): Ditto.
6212 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
6213 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
6215 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
6216 (-mfused-madd): New switch to give users control over whether the
6217 compiler optimizes to use the multiply/add SSE5 instructions.
6219 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
6220 (ix86_handle_option): Turn off 3dnow if -msse5.
6221 (override_options): Add SSE5 support.
6222 (print_operand): %Y prints comparison codes for SSE5 com/pcom
6224 (ix86_expand_sse_movcc): Add SSE5 support.
6225 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
6226 vector type to the next largest size.
6227 (ix86_expand_sse5_pack): New function to use pperm to pack a
6228 vector type to the next smallest size.
6229 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
6230 (IX86_BUILTIN_FMADDSD): Ditto.
6231 (IX86_BUILTIN_FMADDPS): Ditto.
6232 (IX86_BUILTIN_FMADDPD): Ditto.
6233 (IX86_BUILTIN_FMSUBSS): Ditto.
6234 (IX86_BUILTIN_FMSUBSD): Ditto.
6235 (IX86_BUILTIN_FMSUBPS): Ditto.
6236 (IX86_BUILTIN_FMSUBPD): Ditto.
6237 (IX86_BUILTIN_FNMADDSS): Ditto.
6238 (IX86_BUILTIN_FNMADDSD): Ditto.
6239 (IX86_BUILTIN_FNMADDPS): Ditto.
6240 (IX86_BUILTIN_FNMADDPD): Ditto.
6241 (IX86_BUILTIN_FNMSUBSS): Ditto.
6242 (IX86_BUILTIN_FNMSUBSD): Ditto.
6243 (IX86_BUILTIN_FNMSUBPS): Ditto.
6244 (IX86_BUILTIN_FNMSUBPD): Ditto.
6245 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
6246 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
6247 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
6248 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
6249 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
6250 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
6251 (IX86_BUILTIN_PPERM): Ditto.
6252 (IX86_BUILTIN_PERMPS): Ditto.
6253 (IX86_BUILTIN_PERMPD): Ditto.
6254 (IX86_BUILTIN_PMACSSWW): Ditto.
6255 (IX86_BUILTIN_PMACSWW): Ditto.
6256 (IX86_BUILTIN_PMACSSWD): Ditto.
6257 (IX86_BUILTIN_PMACSWD): Ditto.
6258 (IX86_BUILTIN_PMACSSDD): Ditto.
6259 (IX86_BUILTIN_PMACSDD): Ditto.
6260 (IX86_BUILTIN_PMACSSDQL): Ditto.
6261 (IX86_BUILTIN_PMACSSDQH): Ditto.
6262 (IX86_BUILTIN_PMACSDQL): Ditto.
6263 (IX86_BUILTIN_PMACSDQH): Ditto.
6264 (IX86_BUILTIN_PMADCSSWD): Ditto.
6265 (IX86_BUILTIN_PMADCSWD): Ditto.
6266 (IX86_BUILTIN_PHADDBW): Ditto.
6267 (IX86_BUILTIN_PHADDBD): Ditto.
6268 (IX86_BUILTIN_PHADDBQ): Ditto.
6269 (IX86_BUILTIN_PHADDWD): Ditto.
6270 (IX86_BUILTIN_PHADDWQ): Ditto.
6271 (IX86_BUILTIN_PHADDDQ): Ditto.
6272 (IX86_BUILTIN_PHADDUBW): Ditto.
6273 (IX86_BUILTIN_PHADDUBD): Ditto.
6274 (IX86_BUILTIN_PHADDUBQ): Ditto.
6275 (IX86_BUILTIN_PHADDUWD): Ditto.
6276 (IX86_BUILTIN_PHADDUWQ): Ditto.
6277 (IX86_BUILTIN_PHADDUDQ): Ditto.
6278 (IX86_BUILTIN_PHSUBBW): Ditto.
6279 (IX86_BUILTIN_PHSUBWD): Ditto.
6280 (IX86_BUILTIN_PHSUBDQ): Ditto.
6281 (IX86_BUILTIN_PROTB): Ditto.
6282 (IX86_BUILTIN_PROTW): Ditto.
6283 (IX86_BUILTIN_PROTD): Ditto.
6284 (IX86_BUILTIN_PROTQ): Ditto.
6285 (IX86_BUILTIN_PROTB_IMM): Ditto.
6286 (IX86_BUILTIN_PROTW_IMM): Ditto.
6287 (IX86_BUILTIN_PROTD_IMM): Ditto.
6288 (IX86_BUILTIN_PROTQ_IMM): Ditto.
6289 (IX86_BUILTIN_PSHLB): Ditto.
6290 (IX86_BUILTIN_PSHLW): Ditto.
6291 (IX86_BUILTIN_PSHLD): Ditto.
6292 (IX86_BUILTIN_PSHLQ): Ditto.
6293 (IX86_BUILTIN_PSHAB): Ditto.
6294 (IX86_BUILTIN_PSHAW): Ditto.
6295 (IX86_BUILTIN_PSHAD): Ditto.
6296 (IX86_BUILTIN_PSHAQ): Ditto.
6297 (IX86_BUILTIN_FRCZSS): Ditto.
6298 (IX86_BUILTIN_FRCZSD): Ditto.
6299 (IX86_BUILTIN_FRCZPS): Ditto.
6300 (IX86_BUILTIN_FRCZPD): Ditto.
6301 (IX86_BUILTIN_CVTPH2PS): Ditto.
6302 (IX86_BUILTIN_CVTPS2PH): Ditto.
6303 (IX86_BUILTIN_COMEQSS): Ditto.
6304 (IX86_BUILTIN_COMNESS): Ditto.
6305 (IX86_BUILTIN_COMLTSS): Ditto.
6306 (IX86_BUILTIN_COMLESS): Ditto.
6307 (IX86_BUILTIN_COMGTSS): Ditto.
6308 (IX86_BUILTIN_COMGESS): Ditto.
6309 (IX86_BUILTIN_COMUEQSS): Ditto.
6310 (IX86_BUILTIN_COMUNESS): Ditto.
6311 (IX86_BUILTIN_COMULTSS): Ditto.
6312 (IX86_BUILTIN_COMULESS): Ditto.
6313 (IX86_BUILTIN_COMUGTSS): Ditto.
6314 (IX86_BUILTIN_COMUGESS): Ditto.
6315 (IX86_BUILTIN_COMORDSS): Ditto.
6316 (IX86_BUILTIN_COMUNORDSS): Ditto.
6317 (IX86_BUILTIN_COMFALSESS): Ditto.
6318 (IX86_BUILTIN_COMTRUESS): Ditto.
6319 (IX86_BUILTIN_COMEQSD): Ditto.
6320 (IX86_BUILTIN_COMNESD): Ditto.
6321 (IX86_BUILTIN_COMLTSD): Ditto.
6322 (IX86_BUILTIN_COMLESD): Ditto.
6323 (IX86_BUILTIN_COMGTSD): Ditto.
6324 (IX86_BUILTIN_COMGESD): Ditto.
6325 (IX86_BUILTIN_COMUEQSD): Ditto.
6326 (IX86_BUILTIN_COMUNESD): Ditto.
6327 (IX86_BUILTIN_COMULTSD): Ditto.
6328 (IX86_BUILTIN_COMULESD): Ditto.
6329 (IX86_BUILTIN_COMUGTSD): Ditto.
6330 (IX86_BUILTIN_COMUGESD): Ditto.
6331 (IX86_BUILTIN_COMORDSD): Ditto.
6332 (IX86_BUILTIN_COMUNORDSD): Ditto.
6333 (IX86_BUILTIN_COMFALSESD): Ditto.
6334 (IX86_BUILTIN_COMTRUESD): Ditto.
6335 (IX86_BUILTIN_COMEQPS): Ditto.
6336 (IX86_BUILTIN_COMNEPS): Ditto.
6337 (IX86_BUILTIN_COMLTPS): Ditto.
6338 (IX86_BUILTIN_COMLEPS): Ditto.
6339 (IX86_BUILTIN_COMGTPS): Ditto.
6340 (IX86_BUILTIN_COMGEPS): Ditto.
6341 (IX86_BUILTIN_COMUEQPS): Ditto.
6342 (IX86_BUILTIN_COMUNEPS): Ditto.
6343 (IX86_BUILTIN_COMULTPS): Ditto.
6344 (IX86_BUILTIN_COMULEPS): Ditto.
6345 (IX86_BUILTIN_COMUGTPS): Ditto.
6346 (IX86_BUILTIN_COMUGEPS): Ditto.
6347 (IX86_BUILTIN_COMORDPS): Ditto.
6348 (IX86_BUILTIN_COMUNORDPS): Ditto.
6349 (IX86_BUILTIN_COMFALSEPS): Ditto.
6350 (IX86_BUILTIN_COMTRUEPS): Ditto.
6351 (IX86_BUILTIN_COMEQPD): Ditto.
6352 (IX86_BUILTIN_COMNEPD): Ditto.
6353 (IX86_BUILTIN_COMLTPD): Ditto.
6354 (IX86_BUILTIN_COMLEPD): Ditto.
6355 (IX86_BUILTIN_COMGTPD): Ditto.
6356 (IX86_BUILTIN_COMGEPD): Ditto.
6357 (IX86_BUILTIN_COMUEQPD): Ditto.
6358 (IX86_BUILTIN_COMUNEPD): Ditto.
6359 (IX86_BUILTIN_COMULTPD): Ditto.
6360 (IX86_BUILTIN_COMULEPD): Ditto.
6361 (IX86_BUILTIN_COMUGTPD): Ditto.
6362 (IX86_BUILTIN_COMUGEPD): Ditto.
6363 (IX86_BUILTIN_COMORDPD): Ditto.
6364 (IX86_BUILTIN_COMUNORDPD): Ditto.
6365 (IX86_BUILTIN_COMFALSEPD): Ditto.
6366 (IX86_BUILTIN_COMTRUEPD): Ditto.
6367 (IX86_BUILTIN_PCOMEQUB): Ditto.
6368 (IX86_BUILTIN_PCOMNEUB): Ditto.
6369 (IX86_BUILTIN_PCOMLTUB): Ditto.
6370 (IX86_BUILTIN_PCOMLEUB): Ditto.
6371 (IX86_BUILTIN_PCOMGTUB): Ditto.
6372 (IX86_BUILTIN_PCOMGEUB): Ditto.
6373 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
6374 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
6375 (IX86_BUILTIN_PCOMEQUW): Ditto.
6376 (IX86_BUILTIN_PCOMNEUW): Ditto.
6377 (IX86_BUILTIN_PCOMLTUW): Ditto.
6378 (IX86_BUILTIN_PCOMLEUW): Ditto.
6379 (IX86_BUILTIN_PCOMGTUW): Ditto.
6380 (IX86_BUILTIN_PCOMGEUW): Ditto.
6381 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
6382 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
6383 (IX86_BUILTIN_PCOMEQUD): Ditto.
6384 (IX86_BUILTIN_PCOMNEUD): Ditto.
6385 (IX86_BUILTIN_PCOMLTUD): Ditto.
6386 (IX86_BUILTIN_PCOMLEUD): Ditto.
6387 (IX86_BUILTIN_PCOMGTUD): Ditto.
6388 (IX86_BUILTIN_PCOMGEUD): Ditto.
6389 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
6390 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
6391 (IX86_BUILTIN_PCOMEQUQ): Ditto.
6392 (IX86_BUILTIN_PCOMNEUQ): Ditto.
6393 (IX86_BUILTIN_PCOMLTUQ): Ditto.
6394 (IX86_BUILTIN_PCOMLEUQ): Ditto.
6395 (IX86_BUILTIN_PCOMGTUQ): Ditto.
6396 (IX86_BUILTIN_PCOMGEUQ): Ditto.
6397 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
6398 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
6399 (IX86_BUILTIN_PCOMEQB): Ditto.
6400 (IX86_BUILTIN_PCOMNEB): Ditto.
6401 (IX86_BUILTIN_PCOMLTB): Ditto.
6402 (IX86_BUILTIN_PCOMLEB): Ditto.
6403 (IX86_BUILTIN_PCOMGTB): Ditto.
6404 (IX86_BUILTIN_PCOMGEB): Ditto.
6405 (IX86_BUILTIN_PCOMFALSEB): Ditto.
6406 (IX86_BUILTIN_PCOMTRUEB): Ditto.
6407 (IX86_BUILTIN_PCOMEQW): Ditto.
6408 (IX86_BUILTIN_PCOMNEW): Ditto.
6409 (IX86_BUILTIN_PCOMLTW): Ditto.
6410 (IX86_BUILTIN_PCOMLEW): Ditto.
6411 (IX86_BUILTIN_PCOMGTW): Ditto.
6412 (IX86_BUILTIN_PCOMGEW): Ditto.
6413 (IX86_BUILTIN_PCOMFALSEW): Ditto.
6414 (IX86_BUILTIN_PCOMTRUEW): Ditto.
6415 (IX86_BUILTIN_PCOMEQD): Ditto.
6416 (IX86_BUILTIN_PCOMNED): Ditto.
6417 (IX86_BUILTIN_PCOMLTD): Ditto.
6418 (IX86_BUILTIN_PCOMLED): Ditto.
6419 (IX86_BUILTIN_PCOMGTD): Ditto.
6420 (IX86_BUILTIN_PCOMGED): Ditto.
6421 (IX86_BUILTIN_PCOMFALSED): Ditto.
6422 (IX86_BUILTIN_PCOMTRUED): Ditto.
6423 (IX86_BUILTIN_PCOMEQQ): Ditto.
6424 (IX86_BUILTIN_PCOMNEQ): Ditto.
6425 (IX86_BUILTIN_PCOMLTQ): Ditto.
6426 (IX86_BUILTIN_PCOMLEQ): Ditto.
6427 (IX86_BUILTIN_PCOMGTQ): Ditto.
6428 (IX86_BUILTIN_PCOMGEQ): Ditto.
6429 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
6430 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
6431 (enum multi_arg_type): New enum for describing the various SSE5
6432 intrinsic argument types.
6433 (bdesc_multi_arg): New table for SSE5 intrinsics.
6434 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
6435 (ix86_expand_multi_arg_builtin): New function for creating SSE5
6437 (ix86_expand_builtin): Add SSE5 intrinsic support.
6438 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
6439 operand instructions.
6440 (ix86_expand_sse5_multiple_memory): New function to split the
6441 second memory reference from SSE5 instructions.
6442 (type_has_variadic_args_p): Delete in favor of stdarg_p.
6443 (ix86_return_pops_args): Use stdarg_p to determine if the function
6444 has variable arguments.
6445 (ix86_setup_incoming_varargs): Ditto.
6446 (x86_this_parameter): Ditto.
6448 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
6450 (ix86_expand_sse5_pack): Ditto.
6451 (ix86_sse5_valid_op_p): Ditto.
6452 (ix86_expand_sse5_multiple_memory): Ditto.
6454 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
6455 constant for SSE5 support.
6456 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
6457 (UNSPEC_SSE5_TRUEFALSE): Ditto.
6458 (UNSPEC_SSE5_PERMUTE): Ditto.
6459 (UNSPEC_SSE5_ASHIFT): Ditto.
6460 (UNSPEC_SSE5_LSHIFT): Ditto.
6461 (UNSPEC_FRCZ): Ditto.
6462 (UNSPEC_CVTPH2PS): Ditto.
6463 (UNSPEC_CVTPS2PH): Ditto.
6464 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
6466 (COM_FALSE_S): Ditto.
6467 (COM_FALSE_P): Ditto.
6468 (COM_TRUE_S): Ditto.
6469 (COM_TRUE_P): Ditto.
6470 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
6471 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
6473 (memory attribute): Ditto.
6474 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6475 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
6476 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6477 (floor<mode>2): Ditto.
6478 (ceil<mode>2): Ditto.
6479 (btrunc<mode>2): Ditto.
6480 (nearbyintdf2): Ditto.
6481 (nearbyintsf2): Ditto.
6482 (sse_setccsf): Disable if SSE5.
6483 (sse_setccdf): Ditto.
6484 (sse5_setcc<mode>): New support for SSE5 conditional move.
6485 (sse5_pcmov_<mode>): Ditto.
6487 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
6489 (SSEMODEF2P): Ditto.
6490 (ssemodesuffixf4): New mode attribute for SSE5.
6491 (ssemodesuffixf2s): Ditto.
6492 (ssemodesuffixf2c): Ditto.
6493 (sserotatemax): Ditto.
6494 (ssescalarmode): Ditto.
6495 (sse_maskcmpv4sf3): Disable if SSE5.
6496 (sse_maskcmpv2df3): Ditto.
6497 (sse_vmmaskcmpv4sf3): Ditto.
6498 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
6499 (sse5_vmfmadd<mode>4): Ditto.
6500 (sse5_fmsub<mode>4): Ditto.
6501 (sse5_vmfmsub<mode>4): Ditto.
6502 (sse5_fnmadd<mode>4): Ditto.
6503 (sse5_vmfnmadd<mode>4): Ditto.
6504 (sse5_fnmsub<mode>4): Ditto.
6505 (sse5_vmfnmsub<mode>4): Ditto.
6506 (sse5i_fmadd<mode>4): Ditto.
6507 (sse5i_fmsub<mode>4): Ditto.
6508 (sse5i_fnmadd<mode>4): Ditto.
6509 (sse5i_fnmsub<mode>4): Ditto.
6510 (sse5i_vmfmadd<mode>4): Ditto.
6511 (sse5i_vmfmsub<mode>4): Ditto.
6512 (sse5i_vmfnmadd<mode>4): Ditto.
6513 (sse5i_vmfnmsub<mode>4): Ditto.
6514 (mulv16qi3): Add SSE5 support.
6516 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
6517 (sse2_mulv4si3): Disable if SSE5.
6518 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
6519 (sse4_1_roundps): Ditto.
6520 (sse4_1_roundsd): Ditto.
6521 (sse4_1_roundss): Ditto.
6522 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
6524 (sse_maskcmpsf3): Ditto.
6525 (sse_vmmaskcmpv4sf3): Ditto.
6526 (sse2_maskcmpv2df3): Ditto.
6527 (sse2_maskcmpdf3): Ditto.
6528 (sse2_vmmaskcmpv2df3): Ditto.
6529 (sse2_eq<mode>3): Ditto.
6530 (sse2_gt<mode>3): Ditto.
6531 (sse5_pcmov_<mode>): Add SSE5 support.
6532 (vec_unpacku_hi_v16qi): Ditto.
6533 (vec_unpacks_hi_v16qi): Ditto.
6534 (vec_unpacku_lo_v16qi): Ditto.
6535 (vec_unpacks_lo_v16qi): Ditto.
6536 (vec_unpacku_hi_v8hi): Ditto.
6537 (vec_unpacks_hi_v8hi): Ditto.
6538 (vec_unpacku_lo_v8hi): Ditto.
6539 (vec_unpacks_lo_v8hi): Ditto.
6540 (vec_unpacku_hi_v4si): Ditto.
6541 (vec_unpacks_hi_v4si): Ditto.
6542 (vec_unpacku_lo_v4si): Ditto.
6543 (vec_unpacks_lo_v4si): Ditto.
6544 (sse5_pmacsww): New SSE5 intrinsic insn.
6545 (sse5_pmacssww): Ditto.
6546 (sse5_pmacsdd): Ditto.
6547 (sse5_pmacssdd): Ditto.
6548 (sse5_pmacssdql): Ditto.
6549 (sse5_pmacssdqh): Ditto.
6550 (sse5_pmacsdqh): Ditto.
6551 (sse5_pmacsswd): Ditto.
6552 (sse5_pmacswd): Ditto.
6553 (sse5_pmadcsswd): Ditto.
6554 (sse5_pmadcswd): Ditto.
6555 (sse5_pcmov_<move>): Conditional move support on SSE5.
6556 (sse5_phaddbw): New SSE5 intrinsic insn.
6557 (sse5_phaddbd): Ditto.
6558 (sse5_phaddbq): Ditto.
6559 (sse5_phaddwd): Ditto.
6560 (sse5_phaddwq): Ditto.
6561 (sse5_phadddq): Ditto.
6562 (sse5_phaddubw): Ditto.
6563 (sse5_phaddubd): Ditto.
6564 (sse5_phaddubq): Ditto.
6565 (sse5_phadduwd): Ditto.
6566 (sse5_phadduwq): Ditto.
6567 (sse5_phaddudq): Ditto.
6568 (sse5_phsubbw): Ditto.
6569 (sse5_phsubwd): Ditto.
6570 (sse5_phsubdq): Ditto.
6571 (sse5_pperm): Ditto.
6572 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
6573 (sse5_pperm_zero_v16qi_v8hi): Ditto.
6574 (sse5_pperm_sign_v8hi_v4si): Ditto.
6575 (sse5_pperm_zero_v8hi_v4si): Ditto.
6576 (sse5_pperm_sign_v4si_v2di): Ditto.
6577 (sse5_pperm_sign_v4si_v2di): Ditto.
6578 (sse5_pperm_pack_v2di_v4si): Ditto.
6579 (sse5_pperm_pack_v4si_v8hi): Ditto.
6580 (sse5_pperm_pack_v8hi_v16qi): Ditto.
6581 (sse5_perm<mode>): New SSE5 intrinsic insn.
6582 (rotl<mode>3): Ditto.
6583 (sse5_rotl<mode>3): Ditto.
6584 (sse5_ashl<mode>3): Ditto.
6585 (sse5_lshl<mode>3): Ditto.
6586 (sse5_frcz<mode>2): Ditto.
6587 (sse5s_frcz<mode>2): Ditto.
6588 (sse5_cvtph2ps): Ditto.
6589 (sse5_cvtps2ph): Ditto.
6590 (sse5_vmmaskcmp<mode>3): Ditto.
6591 (sse5_com_tf<mode>3): Ditto.
6592 (sse5_maskcmp<mode>3): Ditto.
6593 (sse5_maskcmp_uns<mode>3): Ditto.
6594 (sse5_maskcmp_uns2<mode>3): Ditto.
6595 (sse5_pcom_tf<mode>3): Ditto.
6597 * config/i386/predicates.md (sse5_comparison_float_operator):
6598 New predicate to match the comparison operators supported by
6599 the SSE5 com instruction.
6600 (ix86_comparison_int_operator): New predicate to match just the
6601 signed int comparisons.
6602 (ix86_comparison_uns_operator): New predicate to match just the
6603 unsigned int comparisons.
6605 * doc/invoke.texi (-msse5): Add documentation.
6606 (-mfused-madd): Ditto.
6608 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
6610 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
6612 (x86_64-*-*): Ditto.
6614 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
6616 * config/i386/bmmintrin.h: New file, provide common x86 compiler
6617 intrinisics for SSE5.
6619 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
6622 * config/i386/mmintrin-common.h: New file, to contain common
6623 instructions between SSE4.1 and SSE5.
6625 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
6626 FOREACH_FUNCTION_ARGS to iterate over the argument list.
6627 (gen_regparm_prefix): Ditto.
6629 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
6630 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
6631 prototype_p to determine if a function is prototyped.
6633 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
6635 * c-common.c (c_common_reswords) add the alignof keyword,
6636 with same RID as __alignof and __alignof__
6638 2009-08-25 Anatoly Sokolov <aesok@post.ru>
6640 * hooks.h (hook_bool_const_int_const_int_true): Declare.
6641 * hooks.c (hook_bool_const_int_const_int_true): New function.
6642 * target.h (struct gcc_target): Add can_eliminate field.
6643 * target-def.h (TARGET_CAN_ELIMINATE): Define.
6644 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
6645 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
6646 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
6647 (elim_table): Revise comment.
6648 * system.h (CAN_ELIMINATE): Poison.
6649 * defaults.h (CAN_ELIMINATE): Remove.
6650 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
6652 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
6653 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
6655 (alpha_vms_can_eliminate): Declare as static, change return type to
6657 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
6659 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
6660 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
6661 (arm_can_eliminate): New function.
6663 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
6664 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
6665 (avr_can_eliminate): Declare as static.
6666 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
6668 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
6669 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
6670 (bfin_can_eliminate): New function.
6672 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
6673 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
6674 (crx_can_eliminate): New function.
6676 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
6677 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
6678 (fr30_can_eliminate): New function.
6680 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
6681 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
6682 (frv_can_eliminate): New function.
6684 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
6685 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
6686 (h8300_can_eliminate): New function.
6688 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
6689 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
6690 (i386_can_eliminate): Declare as static, change return type to bool.
6691 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
6693 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
6694 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
6695 (ia64_can_eliminate): New function.
6697 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
6698 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
6699 (iq2000_can_eliminate): New function.
6701 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
6702 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
6703 (m32r_can_eliminate): New function.
6705 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
6706 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
6707 (m68hc11_can_eliminate): New function.
6709 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
6710 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
6711 (m68k_can_eliminate): New function.
6713 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
6714 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
6715 (mep_can_eliminate): New function.
6717 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
6718 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
6719 (mips_can_eliminate): New function.
6721 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
6722 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
6723 (rs6000_can_eliminate): New function.
6725 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
6726 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
6727 (s390_can_eliminate): Declare as static.
6728 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
6730 * config/score/score.h (CAN_ELIMINATE): Remove macro.
6731 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
6732 (score_can_eliminate): New function.
6734 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
6735 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
6736 (sparc_can_eliminate): Declare as static.
6737 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
6739 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
6740 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
6741 (xstormy16_can_eliminate): New function.
6743 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
6744 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
6745 (v850_can_eliminate): New function.
6747 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
6749 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
6750 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
6751 (*movdfcc_ext[1234]): Disable for IEEE mode.
6753 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
6755 * gimplify.c (prepare_gimple_addressable): New static function.
6756 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
6758 (gimplify_addr_expr): Invoke it similarly on the operand instead of
6759 manually fiddling with it.
6761 2009-08-25 Michael Matz <matz@suse.de>
6763 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
6764 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
6766 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
6767 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
6768 (do_jump): Split out code for simple binary comparisons into ...
6769 (do_jump_1): ... this, taking the individual operands and code.
6770 Change callers to helper function above accordingly.
6771 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
6774 2009-08-25 Michael Matz <matz@suse.de>
6776 * expr.h (struct separate_ops, sepops): New type for passing
6777 around an exploded simple expression.
6778 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
6779 Use this structure instead of expression tree.
6780 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
6781 expression, only its type.
6782 (expand_vec_cond_expr): Take type and individual operands instead
6784 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
6785 expand_vec_shift_expr): Change prototype accordingly.
6786 * tree-vect-stmts.c (vectorizable_condition): Change call of
6787 expand_vec_cond_expr_p to pass only type.
6788 * expr.c (do_store_flags): Change prototype and implementation
6789 to take an exploded expression.
6790 (expand_expr_real_1): New local ops initialized with details
6791 of the full expression. Use it instead of full
6792 expression in calls to do_store_flags, expand_vec_cond_expr,
6793 expand_widen_pattern_expr and expand_vec_shift_expr.
6795 2009-08-25 Michael Matz <matz@suse.de>
6797 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
6798 treeop2 initialized with first three operands of the full expression.
6799 Substitute all TREE_OPERAND (exp, [012]) calls with them.
6801 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
6803 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
6804 (__gthread_objc_condition_allocate): Mark arguments as unused.
6805 (__gthread_objc_condition_deallocate): Likewise.
6806 (__gthread_objc_condition_wait): Likewise.
6807 (__gthread_objc_condition_broadcast): Likewise.
6808 (__gthread_objc_condition_signal): Likewise.
6809 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
6810 (__gthread_objc_thread_id): Likewise.
6812 2009-08-25 Janus Weil <janus@gcc.gnu.org>
6815 * tree-pretty-print.c (print_call_name): Print the correct call name
6816 for procedure pointer components.
6818 2009-08-24 Steve Ellcey <sje@cup.hp.com>
6820 * config/ia64/ia64.c (ia64_promote_function_mode): Call
6821 default_promote_function_mode when not VMS.
6823 2009-08-24 Olivier Hainque <hainque@adacore.com>
6825 * convert.c (convert_to_integer): Don't assume an input pointer is
6826 POINTER_SIZE wide. Fetch from the type instead.
6828 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6830 * configure.ac (AC_PREREQ): Bump to 2.64.
6832 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
6834 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
6835 (process_command): Don't search standard_exec_prefix_1 and
6836 standard_exec_prefix_2.
6838 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6840 * config/arm/arm.c (output_return_instruction): Handle for
6843 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6845 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
6847 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6849 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
6850 (*arm_movdf_vfp): Likewise.
6852 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6854 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
6855 (vashr<mode>3): Rename from ashr<mode>3.
6856 (vlshr<mode>3): Rename from lshr<mode>3.
6858 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
6861 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
6862 (check_format_info_main): Use scalar_identify_flag.
6863 (check_format_types): Check for scalar size identity if
6864 scalar_identify_flag is set.
6865 (printf_length_specs): Extend by new field.
6866 (asm_fprintf_length_specs): Likewise.
6867 (gcc_diag_length_specs): Likewise.
6868 (scanf_length_specs): Likewise.
6869 (strfmon_length_specs): Likewise.
6870 (gcc_gfc_length_specs): Likewise.
6871 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
6872 (ms_printf_flag_specs): Likewise.
6873 * c-format.h (format_length_info): Add new member scalar_identity_flag.
6875 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
6878 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
6879 (*call_value_pop_1): Ditto.
6880 (*sibcall_pop_1): New insn pattern.
6881 (*sibcall_value_pop_1): Ditto.
6883 2009-08-23 Alan Modra <amodra@bigpond.net.au>
6886 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
6889 2009-08-23 Alan Modra <amodra@bigpond.net.au>
6892 * fwprop.c (try_fwprop_subst): Allow multiple sets.
6893 (get_reg_use_in): New function.
6894 (forward_propagate_subreg): Propagate through subreg of zero_extend
6897 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
6899 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
6900 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
6902 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6904 * configure.ac: Remove --with-datarootdir, --with-docdir,
6905 --with-htmldir switches. No need to call AC_SUBST for
6906 datarootdir, docdir, htmldir any more.
6907 * configure: Regenerate.
6908 * doc/install.texi (Configuration): Document --datarootdir,
6909 --docdir, --htmldir, --pdfdir; update documentation for
6910 --infodir, --mandir.
6911 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
6914 * aclocal.m4: Regenerate.
6915 * config.in: Regenerate.
6916 * configure: Regenerate.
6918 2009-08-21 Douglas B Rupp <rupp@gnat.com>
6919 Olivier Hainque <hainque@adacore.com>
6921 * config/ia64/ia64.c: Include libfuncs.h.
6922 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
6923 (ia64_expand_call): Use reg 25 on VMS.
6924 (ia64_initialize_trampoline): Fix for VMS ABI.
6925 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
6926 (ia64_function_arg): Initialize reg 25 on VMS.
6927 Fix OpenVMS ABI issues for varargs.
6928 For OpenVMS, emit the Argument Information register set in the
6929 incoming/sibcall case as well.
6930 (ia64_arg_type): New function.
6931 (ia64_function_arg_advance): Keep track of cum->words.
6932 Fix OpenVMS ABI issues for varargs.
6933 (ia64_function_value): On VMS, promote mode of non-aggregate types.
6934 (ia64_override_options): Set flag_no_common on VMS.
6935 (ia64_init_builtins): Disable FWRITE builtin.
6936 (ia64_asm_output_external): Call DO_CRTL_NAMES.
6937 (ia64_vms_init_libfuncs): Add decc$ routines.
6938 (ia64_vms_valid_pointer_mode): New function.
6939 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
6940 (ia64_promote_function_mode): New function
6941 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
6942 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
6943 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
6944 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
6945 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
6946 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
6947 Suppress trailing '#' if VALUE is numeric.
6948 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
6949 ia64_promote_function_mode.
6950 (TARGET_VALID_POINTER_MODE): Define.
6952 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
6955 * config/rs6000/rs6000.c (rs6000_override_options): Use
6956 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
6959 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
6960 reporting of vector + decimal/boolean/complex error.
6962 2009-08-21 Jakub Jelinek <jakub@redhat.com>
6964 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
6965 __vector double TYPE_DECL.
6967 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
6969 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
6970 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
6971 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
6972 to pointer to enum machine_mode. Update all callers as needed.
6974 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
6976 * config/alpha/alpha.md (exception_receiver): Emit alternative
6977 GP load sequence if flag_reorder_blocks_and_partition is set.
6978 (*exception_receiver_2): Also enable when
6979 flag_reorder_blocks_and_partition is set.
6981 2009-08-20 Matt Rice <ratmice@gmail.com>
6982 Diego Novillo <dnovillo@google.com>
6984 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
6987 2009-08-20 Richard Guenther <rguenther@suse.de>
6989 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
6990 * c-tree.h (c_dup_lang_specific_decl): Remove.
6991 (struct lang_decl, struct lang_type): Move definitions ...
6992 * c-lang.h: ... here. New file.
6993 * c-decl.c: Include c-lang.h.
6994 (c_dup_lang_specific_decl): Remove.
6995 * c-typeck.c: Include c-lang.h.
6996 * Makefile.in (c-decl.o): Add c-lang.h dependency.
6997 (c-typeck.o): Likewise.
6998 * c-config-lang.in (gtfiles): Add c-lang.h.
6999 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
7002 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
7004 * config/alpha/alpha.c (alpha_end_function): Do not clear
7005 crtl->emit structure and free insn locators if cfun->is_thunk is true,
7006 this is now handled in generic code.
7008 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
7010 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
7011 (s390_z10_fix_long_loop_prediction): New function.
7012 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
7013 (s390_reorg): Walk over the INSNs and invoke
7014 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
7016 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
7018 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
7019 "*brx_64bit", "*brx_31bit"): New patterns.
7020 * config/s390/s390.c ('E'): New output modifier.
7022 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7023 Richard Earnshaw <richard.earnshaw@arm.com>
7025 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
7026 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
7028 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7030 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
7032 * pa.c (emit_move_sequence): Check if address of operand1 is valid
7033 for mode mode of operand0 when doing secondary reload for SAR.
7035 2009-08-19 Jakub Jelinek <jakub@redhat.com>
7038 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
7039 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
7041 2009-08-19 Jason Merrill <jason@redhat.com>
7043 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
7044 supported template depth in C++0x.
7046 2009-08-19 Jakub Jelinek <jakub@redhat.com>
7048 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
7049 free_after_compilation.
7050 * config/score/score7.c (score7_output_mi_thunk): Likewise.
7051 * config/score/score3.c (score3_output_mi_thunk): Likewise.
7052 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
7053 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
7054 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
7055 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
7056 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7058 2009-08-19 Ian Lance Taylor <iant@google.com>
7060 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
7061 of (plus (mult (neg B) C) A).
7063 2009-08-18 Michael Matz <matz@suse.de>
7065 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
7066 instead of comparing TYPE_MAIN_VARIANT for equality.
7067 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
7068 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
7069 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
7070 * gimplify.c (goa_lhs_expr_p): Ditto and use
7071 STRIP_USELESS_TYPE_CONVERSION.
7073 2009-08-18 Michael Matz <matz@suse.de>
7075 * tree-ssa-structalias.c (create_variable_info_for): Also mark
7076 first field in a struct.
7077 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
7079 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
7081 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
7082 locators before emit_insn is called. Remove assert that
7084 (alpha_end_function): Clear crtl->emit structure and free insn
7085 locators if cfun->is_thunk is true.
7087 2009-08-18 Jason Merrill <jason@redhat.com>
7089 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
7091 * configure.ac: Test for it.
7092 * configure, config.in: Regenerate.
7093 * doc/install.texi: Document --enable-gnu-unique-object.
7095 2009-08-18 Richard Guenther <rguenther@suse.de>
7098 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
7099 pow(x,y*z) only if x is nonnegative.
7101 2009-08-18 Jakub Jelinek <jakub@redhat.com>
7103 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
7107 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
7108 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
7110 2009-08-17 DJ Delorie <dj@redhat.com>
7112 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
7113 * config/m32c/prologue.md (epilogue_freit): New.
7115 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
7116 (bank_switch_p): Likewise.
7117 (fast_interrupt_p): Likewise.
7118 (interrupt_p): Likewise.
7119 (m32c_conditional_register_usage): Round memregs size up.
7120 (need_to_save): We only need to save $a0 when we use ENTER.
7121 (interrupt_p): Check for fast_interrupt too.
7122 (bank_switch_p): New.
7123 (fast_interrupt_p): New.
7124 (m32c_attribute_table): Add bank_switch and fast_interrupt.
7125 (m32c_emit_prolog): Support bank switching and fast interrupts.
7126 * doc/extend.texi (Function Attributes): Add bank_switch and
7129 2009-08-17 Douglas B Rupp <rupp@gnat.com>
7131 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
7132 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
7134 2009-08-16 Douglas B Rupp <rupp@gnat.com>
7136 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
7137 (menu): Add IA-64/VMS Options.
7138 (IA-64/VMS Options): Likewise.
7140 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7143 * config/mips/mips.md (*lwxs): Use :P for pointer values.
7145 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7147 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
7148 (mips_pop_asm_switch): Likewise.
7149 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
7151 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7152 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
7153 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
7154 (mips_print_operand_punctuation): Use them. Check mips_noreorder
7155 instead of set_noreorder.
7156 (mips_output_function_prologue): Use the new functions.
7157 (mips_output_function_epilogue): Likewise.
7158 (mips_need_noat_wrapper_p): New function, split out from...
7159 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
7160 Use mips_push_asm_switch and mips_pop_asm_switch.
7161 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
7162 and mips_pop_asm_switch.
7163 (ASM_OUTPUT_REG_POP): Likewise.
7164 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
7165 Use mips_pop_asm_switch.
7166 (mips_asm_switch): New structure.
7167 (set_noreorder, set_nomacro): Replace with...
7168 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7169 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
7170 instead of set_nomacro.
7171 (fix_truncsfsi2_macro): Likewise.
7172 (cprestore): Likewise.
7173 (hazard): Use mips_noreorder instead of set_noreorder.
7174 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
7176 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
7178 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
7179 from prev_active_insn.
7181 2009-08-16 Anatoly Sokolov <aesok@post.ru>
7183 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
7184 * config/avr/avr.c (avr_override_options): Initialize
7185 avr_current_arch variable.
7186 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
7187 __AVR_HAVE_16BIT_SP__ according to the device type.
7188 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
7190 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
7191 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
7193 2009-08-16 Dodji Seketeli <dodji@redhat.com>
7196 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
7197 generating inlined subroutine die only. We shouldn't be
7198 called for anything else.
7199 (gen_block_die): Don't generate inline subroutine debug info for
7202 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7204 * graphite-poly.c (print_pbb): Print PBB index.
7206 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7209 * graphite-interchange.c (ppl_max_for_le): Moved...
7210 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
7211 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
7212 ppl_Pointset_Powerset_C_Polyhedron_maximize.
7213 * graphite-ppl.h (ppl_max_for_le): Declared.
7215 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
7217 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
7218 supported on all platforms.
7219 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
7220 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
7221 * c-pragma.c: Likewise.
7222 * target-def.h (TARGET_INITIALIZER): Remove
7223 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7224 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7226 2009-08-14 Douglas B Rupp <rupp@gnat.com>
7228 * config/ia64/fde-vms.c: New file.
7229 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
7230 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
7231 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
7232 (uw_frame_state_for): Only register a personality routine if it is
7233 known to be compatible with our expectations.
7234 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
7235 Declare unw_table_entry stack variable and
7236 mod all calls to _Unwind_FindTableEntry to add arg.
7237 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
7238 (_Unwind_FindTableEntry): Add arg to prototype.
7240 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
7242 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
7243 field 'signal_pfs_loc'.
7244 (uw_frame_state_for): Remove duplicate code dealing with leaf
7245 procedures without unwind info.
7246 If in the frame after unwinding through a signal handler, restore
7247 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
7248 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
7249 'pfs_loc' to the AR.PFS location in the signal context; instead
7250 set 'signal_pfs_loc'.
7251 Manually generate the unwind info for the AR.PFS register.
7252 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
7253 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
7254 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
7255 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
7256 instead set 'signal_pfs_loc'.
7257 Remove code preventing the AR.PFS register from being restored
7258 from the signal context.
7260 2009-08-14 Douglas B Rupp <rupp@gnat.com>
7261 Tristan Gingold <gingold@adacore.com>
7263 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
7264 * config/ia64/t-vms: New file.
7265 * config/ia64/vms64.h: New file.
7266 * config/ia64/vms.h: New file.
7267 * config/ia64/vms-crtinit.asm: New file.
7268 * config/ia64/vms_symvec_libgcc_s.opt: New file.
7269 * config/ia64/vms-unwind.h: New file.
7271 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
7273 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
7276 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7279 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
7281 * real.h (do_mpc_arg2): ... here.
7282 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
7285 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
7287 * final.c (add_debug_prefix_map): Don't use GC memory for
7288 old_prefix and new_prefix.
7290 2009-08-14 Richard Guenther <rguenther@suse.de>
7292 * ipa-prop.c (compute_complex_pass_through): If we cannot
7293 compute a non-varying offset for IPA_JF_ANCESTOR punt.
7295 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7297 * c-lex.c (c_lex_with_flags): Increase size of local variable
7298 to avoid memory clobber.
7300 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
7303 * config/i386/i386.c (ix86_fp_comparison_strategy):
7304 Only enable/disable sahf at function granularity.
7306 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
7308 PR rtl-optimization/41064
7309 * reload1.c (reload_as_needed): Don't call extract_insn
7310 for known invalid replacements after calling
7311 validate_replace_rtx_group and verify_changes.
7313 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
7316 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
7317 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
7318 ix86_expand_fp_vcond.
7319 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
7320 Assert that operation is supported by ix86_expand_int_vcond.
7321 (vcondu<SSEMODE124C8:mode>): Ditto.
7323 2009-08-13 DJ Delorie <dj@redhat.com>
7325 * config/i386/djgpp-stdint.h: New.
7326 * config.gcc (djgpp): Use it.
7328 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
7330 * config/sh/sh.c (sh_override_options): When flag_exceptions or
7331 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
7333 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
7335 * tree-ssa-loop-prefetch.c
7336 (prune_ref_by_group_reuse): Enhance probabilistic analysis
7337 for long-stride pruning.
7338 (compute_miss_rate): New function to compute the probability
7339 that two memory references access different cache lines.
7341 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
7343 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
7345 2009-08-13 Richard Guenther <rguenther@suse.de>
7348 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
7349 use the constant pointer type.
7350 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
7351 of CV qualifiers on the target pointer type.
7352 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
7353 conversion check before restrict check.
7355 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7358 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
7360 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7362 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
7364 2009-08-12 Richard Guenther <rguenther@suse.de>
7366 PR tree-optimization/41011
7367 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
7368 and reference constructing.
7370 2009-08-12 Xinliang David Li <davidxl@google.com>
7372 PR tree-optimization/41012
7373 * tree-flow.h : New external interface.
7374 * gimple-low.c (check_call_arg): Change to public function.
7375 Remove argument mismatch check in lowering.
7376 * tree-inline.h (tree_can_inline_p): Interface change.
7377 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
7379 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
7380 Call change to tree_can_inline_p function.
7381 (cgraph_decide_inlining_incrementally): Ditto.
7383 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
7385 PR tree-optimization/41031
7386 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
7387 on the partition variable rather than promote_mode on the source
7388 type. Assert that the partition variable's type has the same
7389 mode as the source value's.
7391 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
7393 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
7394 for for_return == 2.
7395 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
7397 * calls.c (expand_call): Fix typo.
7398 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
7400 * stmt.c (expand_value_return): Use promote_function_mode to copy out
7402 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
7403 * config/cris/cris.c (cris_promote_function_mode): Likewise.
7404 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
7405 * config/pa/pa.c (pa_promote_function_mode): Likewise.
7407 2009-08-12 Andrew Haley <aph@redhat.com>
7409 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
7411 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7414 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
7416 2009-08-12 Richard Guenther <rguenther@suse.de>
7418 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
7419 * gimplify.c (gimplify_modify_expr): Do not use
7420 lang_hooks.types_compatible_p.
7421 * tree-ssa.c (useless_type_conversion_p): For aggregates
7422 just return false if the canonical types differ.
7424 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7427 * sese.c (convert_for_phi_arg): New.
7428 (add_guard_exit_phis): Use convert_for_phi_arg.
7430 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7432 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
7433 unknown subscript upper bounds.
7435 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7436 Pranav Garg <pranav.garg2107@gmail.com>
7438 * graphite-interchange.c (gather_access_strides): Removed.
7439 (ppl_max_for_le): New.
7440 (build_linearized_memory_access): New.
7441 (memory_stride_in_loop): New.
7442 (pbb_interchange_profitable_p): Reimplemented.
7443 * graphite-ppl.h (ppl_new_id_map): New.
7444 (ppl_interchange): New.
7446 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7448 * graphite-interchange.c (compute_subscript): Removed.
7449 (compute_array_size_cstr): Removed.
7450 (compute_array_size_poly): Removed.
7451 (compute_array_size): Removed.
7452 (gather_access_strides_poly): Removed.
7453 (gather_access_strides): Empty.
7455 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7457 * graphite-dependences.c (dependence_polyhedron_1): Replace
7458 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
7459 (graphite_legal_transform_dr): Same.
7460 (graphite_carried_dependence_level_k): Same.
7461 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
7462 Initialize PDR_NB_SUBSCRIPTS.
7463 (print_pdr_access_layout): Replace pdr_nb_subscripts with
7465 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
7466 (PDR_NB_SUBSCRIPTS): New.
7467 (pdr_nb_subscripts): Removed.
7468 (pdr_dim): Simplified.
7469 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
7470 with PDR_NB_SUBSCRIPTS.
7472 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7474 * graphite-interchange.c (compute_array_size): Remove use of
7476 * graphite-poly.c (new_poly_dr): Remove argument data_container.
7477 Do not initialize PDR_DATA_CONTAINER.
7478 (print_pdr): Do not print PDR_DATA_CONTAINER.
7479 * graphite-poly.h (struct poly_dr): Remove data_container field.
7480 (PDR_DATA_CONTAINER): Removed.
7481 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
7483 (build_poly_dr): Same.
7485 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
7486 Sebastian Pop <sebastian.pop@amd.com>
7488 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
7489 copy of the dependence polyhedron. Free the temporary objects.
7490 (graphite_carried_dependence_level_k): Free unused objects before
7493 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7495 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
7496 Early return without analyzing the data dependences if no
7497 transform has been done. Call restore_scattering if the transform
7499 (graphite-interchange.c): Same.
7500 * graphite-poly.c (print_scattering_function): Test for
7502 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
7503 (apply_poly_transforms): Do not gcc_assert that
7504 the transform is legal.
7505 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
7506 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
7507 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
7508 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
7509 * graphite-poly.h (struct poly_scattering): New.
7510 (struct poly_bb): Add original, transformed, and saved fields.
7511 Remove transformed_scattering, original_scattering,
7512 nb_local_variables and nb_scattering_transform fields.
7513 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
7514 (poly_scattering_new): New.
7515 (poly_scattering_free): New.
7516 (poly_scattering_copy): New.
7517 (store_scattering_pbb): New.
7518 (store_scattering): New.
7519 (restore_scattering_pbb): New.
7520 (restore_scattering): New.
7521 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
7522 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
7524 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7526 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
7529 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7531 * Makefile.in (graphite.o): Depends on PREDICT_H.
7532 * graphite.c: Include predict.h.
7533 (graphite_finalize): Call tree_estimate_probability.
7534 * predict.c (predict_loops): Do not call scev_initialize and
7536 (tree_estimate_probability_bb): New.
7537 (tree_estimate_probability): Do not initialize loops: move that
7538 code to the driver. Call tree_estimate_probability_bb.
7539 (tree_estimate_probability_driver): New.
7540 (pass_profile): Use tree_estimate_probability_driver.
7541 * predict.h (tree_estimate_probability): Declared.
7543 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7545 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
7546 * graphite-dependences.c (graphite_legal_transform): Add time to
7547 TV_GRAPHITE_DATA_DEPS.
7548 (dependency_between_pbbs_p): Same.
7549 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
7551 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
7553 PR rtl-optimization/41033
7554 * alias.c (nonoverlapping_component_refs_p): Punt when strict
7555 aliasing is disabled.
7557 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
7559 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
7560 si_mask_operand, and_load_operand, low_bitmask_operand,
7561 and_reg_operand, and_operand): New predicates.
7562 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
7563 * config/mips/mips.c (and_operands_ok): New function.
7564 * config/mips/mips-protos.h (and_operands_ok): Declare it.
7565 * config/mips/mips.md (move_type): Add ext_ins and logical.
7566 (type): Handle them.
7567 (and<mode>3): Use and_reg_operand as the second operand's predicate.
7568 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
7569 shift_shift. Remove commutative constraint modifier.
7570 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
7572 (*clear_upper32_dext): Remove define_insn_and_split.
7573 (*clear_upper32): Turn this define_insn_and_split ...
7574 (splitter for ANDing register with 0xffff_ffff): .. into this.
7576 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
7578 * combine.c (try_widen_shift_mode): Factor out code to check if an
7579 integer constant is a low-order bitmask from here ...
7580 * rtlanal.c (low_bitmask_len): ... to here.
7581 * rtl.h (low_bitmask_len): Declare.
7583 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
7586 * config/alpha/alpha.md (addsi3): Remove expander.
7587 (addsi3): Rename from *addsi3_internal insn pattern.
7588 (subsi3): Remove expander.
7589 (subsi3): Rename from *subsi3_internal insn pattern.
7591 2009-08-11 Douglas B Rupp <rupp@gnat.com>
7593 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
7596 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
7597 Eric Botcazou <botcazou@adacore.com>
7598 Douglas B Rupp <rupp@gnat.com>
7600 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
7601 that records that fit in 64 bits are returned by immediate value,
7602 as required by OpenVMS Calling Standard.
7603 (function_value): Adjust for above modification.
7604 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
7605 virtual_incoming_args_rtx as base object, not next_arg.
7606 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
7608 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7610 * reload.c (find_reloads_subreg_address): Check the original
7611 req_equiv_mem address to detect the case where an address is
7612 not valid in the outer mode.
7614 2009-08-11 Richard Guenther <rguenther@suse.de>
7617 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
7619 2009-08-10 Douglas B Rupp <rupp@gnat.com>
7621 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
7622 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
7624 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
7625 Douglas B Rupp <rupp@gnat.com>
7627 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
7628 PT_STACK when frame_pointer_needed on OpenVMS.
7629 (alpha_pv_save_size, alpha_using_fp): Remove.
7630 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
7631 with proper processing for PT_NULL.
7632 (alpha_vms_initial_elimination_offset): New function. Support for
7633 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
7634 (alpha_sa_size): Force procedure type to PT_STACK when
7635 frame_pointer_needed on OpenVMS.
7636 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
7637 (alpha_using_fp): Likewise.
7638 (alpha_vms_can_eliminate): Add prototype.
7639 (alpha_vms_initial_elimination_offset): Likewise.
7640 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
7641 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
7643 2009-08-10 Eric Botcazou <botcazou@adacore.com>
7644 Douglas B Rupp <rupp@gnat.com>
7646 * config/alpha/alpha.c (common_object_handler): New function.
7647 (vms_attribute_table): Declare a single attribute "common_object".
7648 (vms_output_aligned_decl_common): New global function.
7649 (SECTION_VMS_OVERLAY): Delete.
7650 (SECTION_VMS_GLOBAL): Likewise.
7651 (SECTION_VMS_INITIALIZE): Likewise.
7652 (vms_asm_named_section): Remove support for above flags.
7653 (vms_section_type_flags): Delete.
7654 (TARGET_SECTION_TYPE_FLAGS): Likewise.
7655 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
7656 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
7657 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
7659 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
7662 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
7663 (sub_ddmmss): Likewise.
7665 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
7668 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
7671 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7674 * reload1.c (reload_as_needed): Use cancel_changes to completely
7675 undo a failed replacement attempt.
7677 2009-08-10 Richard Guenther <rguenther@suse.de>
7680 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
7681 (useless_type_conversion_p): ... here. Require pointer targets
7684 2009-08-10 Dodji Seketeli <dodji@redhat.com>
7687 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
7688 loose the original type of the statement list.
7690 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7692 * config/alpha/alpha.c: Include libfuncs.h
7693 (avms_asm_output_extern): New function.
7694 (alpha_init_libfuncs): Init some decc libfuncs.
7695 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
7696 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
7697 (DO_CRTL_NAMES): Define.
7699 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
7700 (LONG_TYPE_SIZE): Define.
7701 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
7702 (SUBTARGET_SWITCHES): Define malloc64 switch.
7703 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
7704 (MASK_RETURN_ADDR): Define.
7705 doc/invoke.texi (mmalloc64): Document switch.
7707 2009-08-09 Olivier Hainque <hainque@adacore.com>
7708 Douglas B Rupp <rupp@gnat.com>
7710 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
7711 uses_condition_handler.
7712 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
7713 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
7714 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
7715 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
7716 (code_for_builtin): New insn codes for the new alpha_builtins.
7717 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
7718 (alpha_sa_size): Account for uses_condition_handler.
7719 (alpha_expand_prologue): Likewise.
7720 (alpha_start_function): Likewise.
7721 (alpha_expand_epilogue): Likewise.
7722 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
7723 establish/revert expanders.
7724 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
7725 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
7726 New expander, resorting to the alpha.c associated function.
7727 (builtin_revert_vms_condition_handler): Likewise.
7728 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
7729 __gcc_shell_handler, the static VMS condition handler used as
7730 an indirection wrapper to the current dynamically established
7732 * config/alpha/vms-unwind.h: Complete rewrite.
7733 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
7734 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
7736 2009-08-09 Eric Botcazou <botcazou@adacore.com>
7737 Douglas B Rupp <rupp@gnat.com>
7739 * config/alpha/alpha.c (alpha_links): Add 'target' field.
7740 (alpha_need_linkage): Handle aliases. Return function symbol.
7741 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
7742 Use ultimate alias target for the linkage name.
7743 * config/alpha/alpha.md (movmemdi): Use the symbol returned
7744 by alpha_need_linkage for the function symbol.
7745 (setmemdi): Likewise.
7747 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7749 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
7750 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
7751 (ASM_WEAKEN_LABEL): Define.
7752 (CRT_CALL_STATIC_FUNCTION): Define.
7753 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
7754 (ENDFILE_SPEC): Define.
7755 (INIT_SECTION_ASM_OP): Define.
7756 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
7757 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
7759 (MULTILIB_OSDIRNAMES): Define.
7760 (shlib_version): Define.
7761 (SHLIB_EXT): Define.
7762 (SHLIB_OBJS): Define.
7763 (SHLIB_NAME): Define.
7764 (SHLIB_MULTILIB): Define.
7765 (SHLIB_INSTALL): Define.
7766 (SHLIB_SYMVEC): Define.
7767 (SHLIB_SYMVECX2): Define.
7768 (SHLIB_LINK): Define.
7770 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7772 * config/alpha/alpha.c (alpha_initialize_trampoline):
7773 Initialize VMS trampoline IAW ABI for bounded procedure calls.
7774 (alpha_start_function): Emit transfer address on nested functions
7775 for VMS trampoline call.
7776 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
7777 since no longer used.
7778 * config/alpha/vms-tramp.asm: Remove.
7779 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
7780 since now only data initialized at runtime.
7782 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7784 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
7785 (LINK_GCC_C_SEQUENCE_SPEC): Define.
7786 (MD_EXEC_PREFIX): Remove, no longer used.
7787 (MD_STARTFILE_PREFIX): Likewise.
7788 (INCLUDE_DEFAULTS): Likewise.
7789 * config/alpha/t-vms:
7790 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
7792 2009-08-09 Richard Guenther <rguenther@suse.de>
7794 PR tree-optimization/41016
7795 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
7796 (operand_precision): Remove.
7797 (integral_operand_p): Likewise.
7798 (recognize_single_bit_test): Adjust.
7800 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
7802 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
7803 operation overflows. Likewise non-cast unary arithmetic.
7804 If one arm of a conditional expression is always taken,
7805 inhibit evaluation warnings for the other arm. Likewise inhibit
7806 evaluation warnings for the second && or || operand if the first
7807 operand is enough to determine the result.
7808 * c-typeck.c (build_conditional_expr): Apply the same inhibition
7810 (build_binary_op): Prevent duplicate evaluation warnings.
7812 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
7814 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
7815 and destination have different modes, Use promote_mode to
7816 determine the signedness of the conversion. Assert that the
7817 promoted source mode matches the destination mode. Don't pass
7818 the destination and destination mode to expand_expr if the source
7819 mode is different. Simplify conversion logic.
7821 2009-08-09 Ira Rosen <irar@il.ibm.com>
7823 PR tree-optimization/41008
7824 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
7825 from condition only in case it's a comparison. Adjust checks.
7827 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
7829 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
7830 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
7831 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
7832 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
7833 (dump_cand): Handle them.
7834 (struct iv_cand): New members COST_STEP and AINC_USE.
7835 (stmt_after_increment): Likewise.
7836 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
7837 callers changed. Use gimple_uid comparison instead of scanning.
7838 (add_candidate_1): When looking for identical candidates, take
7839 AINC_USE into account. Set it for new candidates.
7840 (force_expr_to_var_cost): Cast target_spill_cost to int.
7841 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
7842 All callers changed. Check for availability of autoinc addressing
7843 modes, both in general for a given mode, and in the specific use case.
7844 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
7846 (get_computation_cost): Likewise.
7847 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
7848 add_autoinc_candidates): New static functions.
7849 (add_candidate): Call add_autoinc_candidates for candidates based on
7851 (find_iv_candidates): Call set_autoinc_for_original_candidates.
7852 (determine_use_iv_cost_address): If we have an autoinc candidate at
7853 the matching use, verify autoinc is possible and subtract the cost
7854 of the candidate's step from the cost.
7855 (determine_iv_cost): Record the cost of the increment in the COST_STEP
7856 member of the candidate.
7857 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
7858 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
7860 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7862 * config.build (ia64-hp-*vms*): New target.
7863 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
7865 * config.gcc (ia64-hp-*vms*): New target.
7866 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
7868 * config.host (ia64-hp-*vms*): New target.
7869 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
7872 2009-08-08 Richard Guenther <rguenther@suse.de>
7874 PR tree-optimization/40991
7875 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
7877 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
7879 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
7880 mode check. Do truncations in an integer mode.
7881 (force_to_mode): Handle subregs for all mode types. Only do
7882 arithmetic simplifications on integer modes.
7884 2009-08-07 Richard Guenther <rguenther@suse.de>
7886 PR tree-optimization/40999
7887 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
7888 (maybe_fold_reference): Lookup constant initializers.
7889 (fold_gimple_assign): Likewise.
7891 2009-08-07 Richard Guenther <rguenther@suse.de>
7893 * tree-ssa.c (useless_type_conversion_p_1): Only for types
7894 that require structural equality defer to the langhook.
7896 2009-08-07 Martin Jambor <mjambor@suse.cz>
7898 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
7900 (struct ipa_pass_through_data): New type.
7901 (struct ipa_ancestor_jf_data): New type.
7902 (union jump_func_value): Removed field formal_id, added fields
7903 pass_through and ancestor.
7904 (struct ipa_param_call_note): Changed type of formal_id to int from
7906 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
7907 operations jump functions and ancestor jump functions.
7908 (compute_complex_pass_through): New function.
7909 (compute_scalar_jump_functions): Call compute_complex_pass_through,
7910 reflect changes in the jump function strucutre.
7911 (update_jump_functions_after_inlining): Ignore complex pass-through
7912 and ancestor jump functions.
7913 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
7914 polynomial pass-through with operation jump functions.
7916 2009-08-07 Jakub Jelinek <jakub@redhat.com>
7918 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
7919 fde->dw_fde_begin as begin label instead of hot/cold label.
7920 Use LLSDAC label instead of LLSDA for second section lsda.
7921 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
7922 label instead of LLSDA if it is true.
7923 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
7925 * except.c (add_call_site, dw2_size_of_call_site_table): Add
7926 SECTION argument. Use it as index into crtl->eh.call_site_record
7928 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
7929 use it to determine how to print table entries instead of using
7930 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
7931 label instead of normal begin label as base.
7932 (sjlj_assign_call_site_values): Adjust add_call_site caller.
7933 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
7934 ensure no EH range spans between sections and that landing pads
7935 are always in the corresponding section.
7936 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
7937 for crtl->eh.call_site_record being an array rather than scalar.
7938 (output_one_function_exception_table): New function, copied
7939 from output_function_exception_table. Adjust
7940 dw2_size_of_call_site_table, dw2_output_call_site_table
7941 callers. For SECOND section use *C suffixed labels.
7942 (output_function_exception_table): Call
7943 output_one_function_exception_table and, when doing hot/cold
7944 partitioning, also another time for the second section.
7945 * opts.c: Include except.h.
7946 (decode_options): Allow -freorder-blocks-and-partition with
7947 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
7948 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
7949 * function.h (struct rtl_eh): Change call_site_record from
7950 scalar into array of 2 elements.
7952 2009-08-07 Martin Jambor <mjambor@suse.cz>
7954 * ipa-prop.c (count_formal_params_1): New function.
7955 (ipa_get_vector_of_formal_parms): New function.
7956 (get_vector_of_formal_parm_types): New function.
7957 (ipa_modify_formal_parameters): New function.
7958 (ipa_modify_call_arguments): New function.
7959 (index_in_adjustments_multiple_times_p): New function.
7960 (ipa_combine_adjustments): New function.
7961 (ipa_dump_param_adjustments): New function.
7962 * ipa-prop.h (struct ipa_parm_adjustment): New type.
7963 (ipa_get_vector_of_formal_parms): Declare.
7964 (ipa_modify_formal_parameters): Declare.
7965 (ipa_modify_call_arguments): Declare.
7966 (ipa_combine_adjustments): Declare.
7967 (ipa_dump_param_adjustments): Declare.
7968 (build_ref_for_offset): Declare.
7969 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
7970 * tree-sra.c: Include ipa-prop.c.
7971 (build_ref_for_offset): Make public.
7973 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
7975 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
7977 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
7979 * gcc/doc/extend.texi (__builtin_extract_return_address)
7980 (__builtin_frob_return_address): Document.
7982 2009-08-06 Paul Brook <paul@codesourcery.com>
7984 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
7985 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
7986 implementation on ARMv6-M.
7988 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
7990 * doc/extend.texi (pcs): Document new attribute for ARM.
7992 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
7994 * arm.c (pcs_attribute_args): Comment out unsupported attribute
7997 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
7999 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
8002 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8004 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
8006 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8008 Merge ARM/hard_vfp_branch to trunk.
8010 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
8012 * arm.c (libcall_eq): New function.
8013 (libcall_hash): New function.
8014 (add_libcall): New function.
8015 (arm_libcall_uses_aapcs_base): New function.
8016 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
8017 libcalls using the base PCS.
8018 (arm_init_cumulative_args): Likewise.
8020 2009-07-20 Joseph Myers <joseph@codesourcery.com>
8022 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
8023 Use base ABI for conversion libfuncs between HFmode and SFmode.
8025 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8027 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
8028 V4SImode as representatives of all 64-bit and 128-bit vector
8029 types. Allow vector types without vector modes.
8030 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
8031 without vector modes like BLKmode.
8032 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
8033 BLKmode. Avoid unsupported vector modes or TImode moves for
8035 (aapcs_vfp_allocate_return_reg): Likewise.
8036 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
8037 V8QImode if TARGET_NEON || TARGET_IWMMXT.
8039 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8041 * config/arm/arm.c (arm_handle_pcs_attribute): New.
8042 (arm_get_pcs_model): Pass attribute arguments to
8043 arm_pcs_from_attribute.
8044 (arm_init_cumulative_args): Use base AAPCS for conversions from
8045 floating-point types to DImode.
8046 (arm_attribute_table): Add pcs attribute.
8047 (arm_handle_pcs_attribute): New.
8048 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
8049 conversions from floating-point types to DImode, also declare them
8050 to use base AAPCS and declare functions they call to use base
8051 AAPCS and their RTABI names.
8053 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8055 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
8056 -mfloat-abi=hard not being supported for VFP.
8058 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
8060 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
8061 SYMBOL_REF to hard_libcall_value.
8063 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8064 Richard Earnshaw <rearnsha@arm.com>
8066 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
8067 has been put on the stack, all remaining co-processory arguments for
8068 that co-processor also go on the stack.
8070 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8072 * config/arm/arm.c (arm_return_in_memory): Handle returning
8073 vectors of suitable size in registers also for AAPCS case.
8075 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
8077 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
8079 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
8081 ARM Hard-VFP calling convention
8082 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
8083 * target.h (gcc_target): Add libcall_value to table of call hooks.
8084 * targhooks.h (default_libcall_value): Default implementation.
8085 * targhooks.c (default_libcall_value): Likewise.
8086 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
8087 * optabs.c (expand_unop): Use it.
8088 * expr.h (hard_libcall_value): Pass the function RTX through.
8089 * calls.c (emit_library_call_value_1): Update call to
8091 * explow.c (hard_libcall_value): Use new target hook.
8092 * testsuite/lib/target-supports.exp
8093 (check_effective_target_arm_hard_vfp_ok): New hook.
8094 (check_effective_target_arm_neon_ok): Improve test for neon
8096 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
8097 * config/arm/arm.c: Include cgraph.h
8098 (TARGET_FUNCTION_VALUE): Override default hook.
8099 (arm_pcs_default): New variable.
8100 (arm_override_options): Don't fault hard calling convention with VFP.
8101 Add support for AAPCS variants.
8102 (arm_function_value): Make static. Handle AAPCS variants.
8103 (arm_libcall_value): New function.
8104 (arm_apply_result_size): Handle VFP registers in results.
8105 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
8107 (pcs_attribute_args): New variable.
8108 (arm_pcs_from_attribute): New function.
8109 (arm_get_pcs_model): New function.
8110 (aapcs_vfp_cum_init): New function.
8111 (aapcs_vfp_sub_candidate): New function.
8112 (aapcs_vfp_is_return_candidate): New function.
8113 (aapcs_vfp_is_call_candidate): New function.
8114 (aapcs_vfp_allocate): New function.
8115 (aapcs_vfp_allocate_return_reg): New function.
8116 (aapcs_vfp_advance): New function.
8117 (aapcs_cp_arg_layout): New variable.
8118 (aapcs_select_call_coproc): New function.
8119 (aapcs_select_return_coproc): New function.
8120 (aapcs_allocate_return_reg): New function.
8121 (aapcs_libcall_value): New function.
8122 (aapcs_layout_arg): New function.
8123 (arm_init_cumulative_args): Initialize AAPCS args data.
8124 (arm_function_arg): Handle AAPCS variants using new interface.
8125 (arm_arg_parital_bytes): Likewise.
8126 (arm_function_arg_advance): New function.
8127 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
8128 calling conventions.
8129 (arm_setup_incoming_varargs): Handle new AAPCS args data.
8130 * arm.h (NUM_VFP_ARG_REGS): Define.
8131 (LIBCALL_VALUE): Update.
8132 (FUNCTION_VALUE): Delete.
8133 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
8134 (arm_pcs): New enum.
8135 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
8136 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
8137 (FUNCTION_ARG_REGNO_P): Add VFP regs.
8138 * arm-protos.h (arm_function_arg_advance): Add.
8139 (aapcs_libcall_value): Add.
8140 (arm_function_value): Delete.
8142 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
8143 H.J. Lu <hongjiu.lu@intel.com>
8146 * config/i386/i386.c (standard_sse_mode_p): Remove.
8147 (standard_sse_constant_p): Return 2 for integer mode
8148 vector_all_ones_operand when SSE2 is enabled.
8149 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
8150 (ix86_expand_vector_move): Do not check for negative values from
8151 standard_sse_constant_p.
8153 2009-08-06 Richard Guenther <rguenther@suse.de>
8155 * tree-ssa.c (useless_type_conversion_p_1): Make function and
8156 array type comparisons frontend independent.
8157 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
8158 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
8159 out array reference lower bound and element size operands.
8160 (ao_ref_init_from_vn_reference): Properly compute the offset
8161 for ARRAY_RANGE_REF.
8162 (vn_reference_fold_indirect): Fill out array reference lower
8163 bound and element size operands.
8164 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
8165 a non gimple valued reference operand which can happen for
8166 array reference lower bound or element size.
8167 (create_component_ref_by_pieces_1): Properly generate the
8168 element size operand for array references.
8170 2009-08-06 Richard Guenther <rguenther@suse.de>
8172 PR tree-optimization/40964
8173 * tree.c (iterative_hash_host_wide_int): Export.
8174 * tree.h (iterative_hash_host_wide_int): Declare.
8175 * tree-ssa-structalias.c (heapvar_map): New struct.
8176 (heapvar_map_eq): New function.
8177 (heapvar_map_hash): Likewise.
8178 (heapvar_lookup): Adjust.
8179 (heapvar_insert): Likewise.
8180 (make_constraint_from_heapvar): Allow multiple heap variables
8181 per decl at different offsets.
8182 (init_alias_heapvars): Adjust.
8184 2009-08-04 David Daney <ddaney@caviumnetworks.com>
8186 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
8187 * mips_output_sync_loop (mips_output_sync_loop): Only emit
8188 trailing sync if TARGET_SYNC_AFTER_SC.
8190 2009-08-05 David Daney <ddaney@caviumnetworks.com>
8192 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
8193 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
8194 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
8195 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
8196 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
8197 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
8198 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
8199 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
8200 test_and_set_12): Rewrite calls to mips_output_sync_loop.
8201 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
8202 the prototype declaration match the definition.
8203 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
8204 instructions explicitly. Add barrier_before and operands
8206 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
8207 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
8208 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
8209 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
8210 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
8211 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
8213 2009-08-05 Andrew Pinski <pinskia@gmail.com>
8215 * tree-ssa-alias.c: Fix intervals to use [) syntax.
8217 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
8218 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
8221 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
8224 2009-08-05 Jakub Jelinek <jakub@redhat.com>
8226 PR rtl-optimization/40924
8227 * dse.c (canon_address): Before calling cselib_expand_value_rtx
8228 make sure canon_rtx (mem_address) isn't simpler than
8229 canon_rtx (expanded_mem_address).
8231 2009-08-05 Li Feng <nemokingdom@gmail.com>
8233 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
8235 (build_scop_drs): Build alias set for each SCoP.
8237 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
8239 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
8240 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
8241 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
8242 (MIPS_ARCH_FLOAT_SPEC): Likewise.
8243 (BASE_DRIVER_SELF_SPECS): Likewise.
8245 2009-08-04 Andrew Pinski <pinskia@gmail.com>
8247 * tree-ssa-alias.c: Fix some comment typos.
8249 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
8251 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
8252 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
8254 2009-08-03 Janis Johnson <janis187@us.ibm.com>
8257 * simplify-rtx.c (simplify_binary_operation_1): Disable
8258 simplifications for decimal float operations.
8260 2009-08-03 Jakub Jelinek <jakub@redhat.com>
8263 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
8264 operand of INDIRECT_REF.
8266 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
8268 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
8269 constants referencing TLS symbols.
8271 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
8273 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
8274 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
8276 2009-08-03 Richard Guenther <rguenther@suse.de>
8278 * tree.c (make_vector_type): Build a main variant first,
8279 get the canonical one and then build the variant.
8280 * tree-ssa.c (useless_type_conversion_p_1): Handle
8282 (useless_type_conversion_p): Conversions to pointers to
8283 incomplete record types are useless.
8285 2009-08-03 Richard Guenther <rguenther@suse.de>
8287 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
8288 file will be created.
8289 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
8290 * toplev.c (compile_file): Adjust comment.
8292 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
8294 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
8295 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
8296 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8297 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8298 (sh_promote_function_mode): Fix typo.
8300 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
8302 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
8304 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8306 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
8307 declaration arguments.
8309 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
8311 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
8312 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
8313 (ix86_split_ashl): Ditto.
8314 (ix86_expand_vector_init_one_nonzero): Ditto.
8315 (ix86_expand_vector_set): Ditto.
8316 (ix86_expand_reduc_v4sf): Ditto.
8318 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
8320 * explow.c (promote_function_mode): Remove assert.
8321 * config/sh/sh.c (sh_promote_function_mode): Declare.
8323 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8325 * config/pa/pa.c (pa_promote_function_mode): Declare.
8326 Change to static. Fix promote_mode call.
8328 * gthr-dce.h (CONST_CAST2): Define if not defined.
8329 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
8331 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
8333 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
8335 * expr.c (store_constructor): Use promote_decl_mode. Remove
8336 now write-only variable unsignedp.
8337 (expand_expr_real_1): Use promote_decl_mode.
8338 * expr.h (promote_function_mode, promote_decl_mode): New.
8339 (promote_mode): Remove last argument.
8340 * function.c (assign_temp): Drop last argument of promote_mode.
8341 (assign_parm_find_data_types): Use promote_function_mode.
8342 (assign_parm_setup_reg): Likewise.
8343 (expand_function_end): Use promote_function_mode.
8344 * calls.c (initialize_argument_information): Use promote_function_mode.
8345 (precompute_arguments): Use promote_mode instead of checking if
8346 only PROMOTE_FUNCTION_MODE is defined.
8347 (expand_call): When making sibcall decisions, use promote_function_mode.
8348 Below, remove an if for targetm.calls.promote_function_return and
8349 and use promote_function_mode.
8350 (emit_library_call_value_1): Use promote_function_mode, fix bug
8351 where promote_mode was passed FOR_CALL == 0 for a return value in an
8353 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
8354 * explow.c (promote_function_mode, promote_decl_mode): New.
8355 (promote_mode): Keep only the FOR_CALL == 0 case.
8356 * combine.c (setup_incoming_promotion): Remove test of
8357 promote_function_args. Use promote_function_mode.
8358 * stmt.c (expand_value_return): Use promote_decl_mode.
8359 (expand_decl): Use promote_decl_mode.
8361 * expr.c (store_constructor): Use promote_decl_mode. Remove
8362 now write-only variable unsignedp.
8363 (expand_expr_real_1): Use promote_decl_mode.
8364 * expr.h (promote_function_mode, promote_decl_mode): New.
8365 (promote_mode): Remove last argument.
8366 * function.c (assign_temp): Drop last argument of promote_mode.
8367 (assign_parm_find_data_types): Use promote_function_mode.
8368 (assign_parm_setup_reg): Likewise.
8369 (expand_function_end): Use promote_function_mode.
8370 * calls.c (initialize_argument_information): Use promote_function_mode.
8371 (precompute_arguments): Use promote_mode instead of checking if
8372 only PROMOTE_FUNCTION_MODE is defined.
8373 (expand_call): When making sibcall decisions, use promote_function_mode.
8374 Below, remove an if for targetm.calls.promote_function_return and
8375 and use promote_function_mode.
8376 (emit_library_call_value_1): Use promote_function_mode, fix bug
8377 where promote_mode was passed FOR_CALL == 0 for a return value in an
8379 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
8380 * explow.c (promote_function_mode, promote_decl_mode): New.
8381 (promote_mode): Keep only the FOR_CALL == 0 case.
8382 * combine.c (setup_incoming_promotion): Remove test of
8383 promote_function_args. Use promote_function_mode.
8384 * stmt.c (expand_value_return): Use promote_decl_mode.
8385 (expand_decl): Use promote_decl_mode.
8387 * explow.c (promote_function_mode): Just call the target hook.
8388 * targhooks.c (default_promote_function_mode,
8389 default_promote_function_mode_always_promote): New.
8390 * targhooks.h (default_promote_function_mode,
8391 default_promote_function_mode_always_promote): Declare.
8392 * target.h (promote_function_args, promote_function_return): Remove.
8393 (promote_function_mode): New.
8394 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
8395 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8396 (TARGET_PROMOTE_FUNCTION_MODE): New.
8397 (TARGET_CALLS): Adjust.
8398 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
8399 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
8401 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
8402 * config/s390/s390.c (s390_promote_function_mode): ... here,
8403 with pointer handling.
8404 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8405 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8407 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
8408 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
8409 with pointer handling.
8410 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8411 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8413 * config/sh/sh-protos.h (sh_promote_function_mode): New.
8414 * config/sh/sh.c (sh_promote_function_mode): New.
8415 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8416 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8418 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
8419 * config/cris/cris.c (cris_promote_function_mode): ... here.
8420 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8421 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8423 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
8424 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
8425 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8426 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8428 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
8429 * config/arm/arm.c (arm_promote_function_mode): ... here, without
8430 complex type handling.
8431 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8432 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8434 * config/pa/pa.c (pa_promote_function_mode): New.
8435 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8436 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8438 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
8439 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8440 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
8441 * config/xtensa/xtensa.c: Likewise.
8442 * config/stormy16/stormy16.c: Likewise.
8443 * config/iq2000/iq2000.c: Likewise.
8444 * config/rs6000/rs6000.c: Likewise.
8445 * config/picochip/picochip.c: Likewise.
8446 * config/arc/arc.c: Likewise.
8447 * config/mcore/mcore.c: Likewise.
8448 * config/score/score.c: Likewise.
8449 * config/mips/mips.c: Likewise.
8450 * config/bfin/bfin.c: Likewise.
8451 * config/ia64/ia64.c: Likewise (disabled though).
8453 * config/frv/frv.h: Remove pointless remark.
8455 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
8456 TARGET_PROMOTE_FUNCTION_ARGS,
8457 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
8458 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
8460 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
8462 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
8463 -floop-parallelize-all.
8464 * toplev.c (process_options): Rename flag_graphite_force_parallel to
8465 flag_loop_parallelize_all.
8466 * tree-ssa-loop.c (gate_graphite_transforms): Same.
8467 * graphite.c (graphite_transform_loops): Same.
8469 * graphite-poly.c (apply_poly_transforms): Same.
8471 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
8473 PR tree-optimization/40914
8474 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
8475 if set, then check the delta field of the PMF record.
8476 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
8477 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
8478 call is stored in the delta.
8480 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
8482 * config/mips/mips.md (*clear_upper32_dext): New pattern.
8484 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
8486 * config/i386/bsd.h (ASM_BYTE): New define.
8487 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
8488 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
8489 .byte. Use fputs or putc instead of fprintf where appropriate.
8490 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
8491 fputs or putc instead of fprintf where appropriate.
8492 * config/i386/i386elf.h: Ditto.
8493 * config/i386/sysv4.h: Ditto.
8495 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
8496 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
8497 (*tls_global_dynamic_64): Ditto.
8499 2009-07-31 Christian Bruel <christian.bruel@st.com>
8501 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
8503 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8505 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
8506 Remove dead code for MINUS.
8508 2009-07-31 Anthony Green <green@moxielogic.com>
8510 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
8512 (moxie_expand_epilogue): Ditto for epilogue.
8513 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
8515 (moxie_function_arg): Ditto.
8516 (moxie_pass_by_reference): Ditto.
8517 (moxie_arg_partial_bytes): Ditto.
8518 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
8519 (FUNCTION_ARG_ADVANCE) Ditto.
8520 (REG_PARM_STACK_SPACE) Ditto.
8521 (FUNCTION_ARG_REGNO_P) Dito.
8523 * config.gcc: Add moxie linux config support.
8524 * gcc/config/moxie/uclinux.h: New file.
8526 2009-07-31 DJ Delorie <dj@redhat.com>
8528 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
8529 (UNSPECV_SP_SWITCH_E): New.
8530 (sp_switch_1): Change to an unspec.
8531 (sp_switch_2): Change to an unspec. Don't use post-inc when we
8533 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
8534 reference the new stack's address
8536 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8538 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
8539 graphite-clast-to-gimple.o, graphite-dependences.o,
8540 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
8541 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
8542 (graphite-blocking.o,
8543 graphite-clast-to-gimple.o, graphite-dependences.o,
8544 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
8545 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
8546 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
8547 * cfgloop.h (struct loop): Add can_be_parallel field.
8548 * common.opt (fgraphite-identity): Moved up.
8549 (fgraphite-force-parallel): New flag.
8550 * graphite.c: Rewrite.
8551 * graphite.h: Rewrite.
8552 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
8554 * toplev.c (graphite_out_file): New file descriptor.
8555 (graphite_in_file): New.
8556 (process_options): flag_graphite_force_parallel cannot be used without
8558 * tree-ssa-loop.c: Include toplev.h.
8559 (gate_graphite_transforms): Enable flag_graphite for
8560 flag_graphite_force_parallel.
8562 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8564 * ChangeLog.graphite: New.
8565 * graphite-blocking.c: New.
8566 * graphite-clast-to-gimple.c: New.
8567 * graphite-clast-to-gimple.h: New.
8568 * graphite-dependences.c: New.
8569 * graphite-dependences.h: New.
8570 * graphite-interchange.c: New.
8571 * graphite-poly.c: New.
8572 * graphite-poly.h: New.
8573 * graphite-ppl.c: New.
8574 * graphite-ppl.h: New.
8575 * graphite-scop-detection.c: New.
8576 * graphite-scop-detection.h: New.
8577 * graphite-sese-to-poly.c: New.
8578 * graphite-sese-to-poly.h: New.
8582 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8584 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
8585 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
8587 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8589 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
8590 (scev_is_linear_expression): Return false if the evolution is not
8591 affine multivariate.
8593 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8595 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
8596 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
8598 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8600 * tree-data-ref.c (debug_data_references): New.
8601 (debug_data_reference): New.
8602 * tree-data-ref.h (debug_data_references): Declared.
8603 (debug_data_reference): Declared.
8605 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8607 * tree-data-ref.c (stmt_simple_memref_p: Removed.
8608 * tree-data-ref.h (scop_p): Removed.
8609 (struct data_reference): Remove field scop.
8611 (stmt_simple_memref_p): Removed.
8613 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8615 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
8616 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
8619 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8621 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
8623 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8625 * doc/invoke.texi (-fgraphite-identity): Documented.
8627 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8629 * tree-scalar-evolution.c: Fix comment.
8630 (instantiate_scev_1): Return unknow from scev instantiation if the
8631 result is not above instantiate_below.
8633 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8635 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
8636 static anymore. Instantiate the symbols that may have been introduced
8638 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
8641 2009-07-30 DJ Delorie <dj@redhat.com>
8643 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
8644 .vliw directive to VLIW sections.
8646 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8648 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
8650 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
8651 (AUTOHEADER): New variable.
8652 ($(srcdir)/cstamp-h.in): Use it.
8654 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
8655 Pat Haugen <pthaugen@us.ibm.com>
8656 Revital Eres <ERES@il.ibm.com>
8658 * config/rs6000/vector.md (VEC_F): Add VSX support.
8662 (vector_load_<mode>): Ditto.
8663 (vector_store_<mode>): Ditto.
8664 (vector GPR move split): Ditto.
8665 (vec_reload_and_plus_<mptrsize>): Ditto.
8666 (vec_reload_and_reg_<mptrsize>): Ditto.
8667 (add<mode>3): Ditto.
8668 (sub<mode>3): Ditto.
8669 (mul<mode>3): Ditto.
8670 (neg<mode>2): Ditto.
8671 (abs<mode>2): Ditto.
8672 (smin<mode>3): Ditto.
8673 (smax<mode>3): Ditto.
8674 (vector_eq<mode>): Ditto.
8675 (vector_gt<mode>): Ditto.
8676 (vector_ge<mode>): Ditto.
8677 (vector_gtu<mode>): Ditto.
8678 (vector_select_<mode>_uns): Ditto.
8679 (vector_eq_<mode>_p): Ditto.
8680 (vector_gt_<mode>_p): Ditto.
8681 (vector_ge_<mode>_p): Ditto.
8682 (vector_gtu_<mode>_p): Ditto.
8683 (cr6_test_for_zero): Ditto.
8684 (cr6_test_for_zero_reverse): Ditto.
8685 (cr6_test_for_lt): Ditto.
8686 (cr6_test_for_lt_reverse): Ditto.
8687 (xor<mode>3): Ditto.
8688 (ior<mode>3): Ditto.
8689 (and<mode>3): Ditto.
8690 (one_cmpl<mode>2): Ditto.
8691 (nor<mode>2): Ditto.
8692 (andc<mode>2): Ditto.
8693 (float<VEC_int<mode>2): Ditto.
8694 (unsigned_float<VEC_int><mode>2): Ditto.
8695 (fix_trunc<mode><VEC_int>2): Ditto.
8696 (fixuns_trunc<mode><VEC_int>2): Ditto.
8698 (vec_set<mode>): Ditto.
8699 (vec_extract<mode>): Ditto.
8700 (vec_interleave_highv4sf): Ditto.
8701 (vec_interleave_lowv4sf): Ditto.
8702 (vec_realign_load_<mode>): Ditto.
8703 (vec_shl_<mode>): Ditto.
8704 (vec_shr_<mode>): Ditto.
8705 (div<mode>3): New patterns for VSX.
8706 (vec_interleave_highv2df): Ditto.
8707 (vec_interleave_lowv2df): Ditto.
8708 (vec_pack_trunc_v2df): Ditto.
8709 (vec_pack_sfix_trunc_v2df): Ditto.
8710 (vec_pack_ufix_trunc_v2df): Ditto.
8711 (vec_unpacks_hi_v4sf): Ditto.
8712 (vec_unpacks_lo_v4sf): Ditto.
8713 (vec_unpacks_float_hi_v4si): Ditto.
8714 (vec_unpacks_float_lo_v4si): Ditto.
8715 (vec_unpacku_float_hi_v4si): Ditto.
8716 (vec_unpacku_float_lo_v4si): Ditto.
8717 (movmisalign<mode>): Ditto.
8718 (vector_ceil<mode>2): New patterns for vectorizing math library.
8719 (vector_floor<mode>2): Ditto.
8720 (vector_btrunc<mode>2): Ditto.
8721 (vector_copysign<mode>3): Ditto.
8723 * config/rs6000/predicates.md (easy_vector_constant_msb): New
8724 predicate for setting the high bit in each word, used for copysign.
8726 * config/rs6000/ppc-asm.h (f19): Whitespace.
8727 (f32-f63): Define if VSX.
8728 (v0-v31): Define if Altivec.
8729 (vs0-vs63): Define if VSX.
8731 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
8733 * config/rs6000/power7.md: New file, provide tuning parameters for
8736 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
8737 (rs6000_cpu_cpp_builtins): Ditto.
8738 (altivec_overloaded_builtins): Ditto.
8739 (altivec_resolve_overloaded_builtin): Ditto.
8741 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
8742 debug switch to disable vectorizing simple math builtin
8745 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
8746 Vectorize simple math builtin functions.
8747 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
8748 hook to vectorize math builtins.
8749 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
8750 (rs6000_builtin_conversion): Add VSX/power7 support.
8751 (rs6000_builtin_vec_perm): Ditto.
8752 (vsplits_constant): Add support for loading up a vector constant
8753 with just the high bit set in each part.
8754 (rs6000_expand_vector_init): Add VSX/power7 support.
8755 (rs6000_expand_vector_set): Ditto.
8756 (rs6000_expand_vector_extract): Ditto.
8757 (rs6000_emit_move): Ditto.
8758 (bdesc_3arg): Ditto.
8759 (bdesc_2arg): Ditto.
8760 (bdesc_1arg): Ditto.
8761 (rs6000_expand_ternop_builtin): Ditto.
8762 (altivec_expand_builtin): Ditto.
8763 (rs6000_expand_unop_builtin): Ditto.
8764 (rs6000_init_builtins): Ditto.
8765 (altivec_init_builtins): Ditto.
8766 (builtin_function_type): Ditto.
8767 (rs6000_common_init_builtins): Ditto.
8768 (rs6000_handle_altivec_attribute); Ditto.
8769 (rs6000_mangle_type): Ditto.
8770 (rs6000_vector_mode_supported_p): Ditto.
8771 (rs6000_mode_dependent_address): Altivec addresses with AND -16
8774 * config/rs6000/vsx.md: New file for VSX support.
8776 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
8777 identifing values with just the most significant bit set.
8778 (enum rs6000_builtins): Add builtins for VSX. Add simple math
8779 vectorized builtins.
8781 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
8782 (UNSPEC_VRFIM): Delete.
8783 (splitter for loading up vector with most significant bit): New
8784 splitter for vectorizing copysign.
8785 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
8786 vectorizing simple math functions.
8787 (altivec_vrfip): Add support for vectorizing simple math functions.
8788 (altivec_vrfim): Ditto.
8789 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
8791 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
8792 (power7.md, vsx.md): Include for power7 support.
8793 (copysigndf3): Use VSX instructions if -mvsx.
8794 (negdf2_fpr): Ditto.
8795 (absdf2_fpr): Ditto.
8796 (nabsdf2_fpr): Ditto.
8797 (adddf3_fpr): Ditto.
8798 (subdf3_fpr): Ditto.
8799 (muldf3_fpr): Ditto.
8800 (divdf3_fpr): Ditto.
8801 (fix_truncdfdi2_fpr): Ditto.
8802 (cmpdf_internal1): Ditto.
8803 (fred, fred_fpr): Convert into expander/insn to add VSX support.
8804 (btruncdf2, btruncdf2_fpr): Ditto.
8805 (ceildf2, ceildf2_fpr): Ditto.
8806 (floordf2, floordf2_fpr): Ditto.
8807 (floatdidf2, floatdidf2_fpr): Ditto.
8808 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
8809 (fmsubdf4_fpr): Ditto.
8810 (fnmadddf4_fpr_1): Ditto.
8811 (fnmadddf4_fpr_2): Ditto.
8812 (fnmsubdf4_fpr_1): Ditto.
8813 (fnmsubdf4_fpr_2): Ditto.
8814 (fixuns_truncdfdi2): Add expander for VSX support.
8815 (fix_truncdfdi2): Ditto.
8816 (fix_truncdfsi2): Ditto.
8818 (btruncsf2): Whitespace.
8819 (movdf_hardfloat32): Add support for VSX registers.
8820 (movdf_softfloat32): Ditto.
8821 (movdf_hardfloat64): Ditto.
8822 (movdf_hardfloat64_mfpgpr): Ditto.
8823 (movdf_softfloat64): Ditto.
8824 (movti splitters): Add check for vector registers supporting
8825 TImode in the future.
8826 (bpermd): Add power7 bpermd instruction.
8828 * config/rs6000/altivec.h (vec_div): Define if VSX.
8832 (vec_nearbyint): Ditto.
8835 (all predicates): Use the generic builtin function, and not the V4SF
8836 specific function so that the predicates will work with VSX's V2DF.
8840 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
8841 Document new VSX functions and types.
8843 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
8846 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
8847 "wa", and "j" constraints. Modify "v" to talk about Altivec
8848 instead of just vector.
8850 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
8853 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
8854 location for phi arguments.
8855 (rewrite_update_phi_arguments): Find locations for reaching defs.
8856 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
8857 Add location to add_phi_arg calls.
8858 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
8859 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
8860 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
8861 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
8862 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
8863 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
8864 * tree-phinodes.c (make_phi_node): Initialize location.
8865 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
8866 (add_phi_arg): Add location parameter.
8867 (remove_phi_arg_num): Move location when moving phi argument.
8868 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
8870 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
8871 slpeel_update_phi_nodes_for_guard1,
8872 slpeel_update_phi_nodes_for_guard2,
8873 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
8874 vect_loop_versioning): Set locations.
8875 * tree-parloops.c (create_phi_for_local_result,
8876 transform_to_exit_first_loop, create_parallel_loop): Add locations.
8877 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
8878 * tree-vect-loop.c (get_initial_def_for_induction,
8879 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
8881 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
8882 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
8883 (gimple_phi_arg_set_location): New. Set locus.
8884 (gimple_phi_arg_has_location): New. Check for locus.
8885 (redirect_edge_var_map_location): New. Return locus from var_map.
8886 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
8887 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
8888 combining PHI arguments.
8889 (cond_store_replacement): Set location.
8890 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
8891 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
8892 scop_add_exit_phis_edge): Add locations.
8893 * tree-cfgcleanup.c (remove_forwarder_block,
8894 remove_forwarder_block_with_phi): Add locations.
8895 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
8896 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
8898 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
8899 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
8900 flush_pending_stmts): Add source location.
8901 * lambda-code.c (perfect_nestify): Maintain location stack with argument
8902 stack to preserve locations.
8903 * tree-vect-stmts.c (vectorizable_load): Add location.
8904 * tree-inline.c (copy_phis_for_bb): Copy locus.
8905 (setup_one_parameter): Add call locus to inlined parameter stmts.
8906 (initialize_inlined_parameters): Pass in call location as parameter
8908 (tree_function_versioning): Pass location to setup_one_parameter.
8909 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
8910 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
8911 copy and edge lists.
8912 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
8913 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
8914 locus parameter and override the stmt default if provided.
8915 (new_elim_graph, clear_elim_graph, delete_elim_graph,
8916 elim_graph_add_edge, elim_graph_remove_succ_edge,
8917 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
8918 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
8919 eliminate_phi): Add locus info in elimination graph for each edge and
8921 (insert_backedge_copies): Copy locus if present.
8922 * tree-flow.h (struct _edge_var_map): Add locus field.
8923 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
8924 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
8925 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
8927 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
8929 2009-07-30 Martin Jambor <mjambor@suse.cz>
8931 PR tree-optimization/40570
8932 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
8935 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
8937 * ssa-loop-manip.c: Include langhooks.h.
8938 (rewrite_phi_with_iv): New.
8939 (rewrite_all_phi_nodes_with_iv): New.
8940 (canonicalize_loop_ivs): Move here from tree-parloops.c.
8941 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
8942 * tree-parloops.c (loop_parallel_p): Move out all conditions
8943 except dependency check.
8944 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
8945 (gen_parallel_loop): Call canonicalize_loop_ivs without
8946 reduction_list argument.
8947 (build_new_reduction): New.
8948 (gather_scalar_reductions): New.
8949 (try_get_loop_niter): New.
8950 (try_create_reduction_list): New.
8951 (parallleize_loops): Change the parallel conditions check.
8952 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
8953 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
8955 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
8957 * opt-functions.awk (opt_args): Allow argument to be enclosed in
8959 * doc/options.texi (Option properties): Mention new quoting syntax.
8961 2009-07-29 Douglas B Rupp <rupp@gnat.com>
8963 * config/alpha/alpha.c (alpha_start_function):
8964 Handle VMS_DEBUG_MAIN_POINTER
8965 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
8966 * doc/invoke.texi: Document -mdebug-main switch.
8968 2009-07-29 Richard Henderson <rth@redhat.com>
8970 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
8971 (cgraph_create_edge_including_clones): Likewise.
8972 * tree-inline.c (copy_bb): Operate on the correct edges
8973 when updating the callgraph.
8975 2009-07-29 Douglas B Rupp <rupp@gnat.com>
8977 * config/alpha/vms-cc.c: Deleted.
8978 * config/alpha/vms-ld.c: Deleted.
8979 * config/alpha/t-vms64: Moved to config/vms
8980 * config/alpha/vms-crt0-64.c: Moved to config/vms
8981 * config/alpha/vms-crt0.c: Moved to config/vms
8982 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
8983 * config/alpha/vms-psxcrt0.c: Moved to config/vms
8984 * config/alpha/xm-vms.h: Moved to config/vms
8985 * config/alpha/x-vms: Moved to config/vms
8986 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
8988 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
8989 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
8991 * config/vms/t-vms64: Moved here from config/alpha
8992 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
8993 (argc,argv,envp): Enforce 32bit malloc'ing.
8994 * config/vms/vms-psxcrt0-64.c: Likewise.
8995 * config/vms/vms-crt0.c: Moved here from config/alpha.
8996 * config/vms/vms-psxcrt0.c: Likewise.
8997 * config/vms/vms-crtl-64.h: New file.
8998 * config/vms/vms-crtl.h: New file.
8999 * config/vms/vms.opt: New file.
9000 * config/vms/xm-vms64.h: New file.
9001 * config/vms/xm-vms.h: Moved here from config/alpha.
9002 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
9004 * config/vms/x-vms: Moved here from config/alpha.
9005 (version, VMS_EXTRA_PARTS): Moved to t-vms.
9006 (vms-ld.o, vms-cc.o): Removed.
9007 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
9009 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9011 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
9012 correct stack (obvious VMS fix).
9014 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9016 * dwarf2out.c (output_file_names): Output VMS style file name, size,
9017 date, version info if VMS_DEBUGGING_INFO defined.
9018 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
9019 size, date calculating code moved here.
9021 2009-07-29 Paul Brook <paul@codesourcery.com>
9023 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
9026 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
9029 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
9030 to DImode when generating insq_le insn.
9032 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9034 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
9035 New macro set for VMS_DEBUGGGING_INFO.
9036 (AT_string_form): Use it.
9038 2009-07-28 DJ Delorie <dj@redhat.com>
9040 * config/mep/mep.c (vtext_section): New.
9041 (vftext_section): New.
9042 (ftext_section): New.
9043 (mep_select_section): Add support for functions.
9044 (mep_unique_section): Likewise.
9045 (mep_asm_init_sections): Likewise.
9046 (mep_encode_section_info): Remove it from here.
9048 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
9050 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
9052 * tree.h (TREE_DEPRECATED): Document it is used for types too.
9053 (TYPE_VECTOR_OPAQUE): Use default_def_flag
9055 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9057 * dwarf2out.c (output_file_names): Test new macro
9058 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
9059 (add_comp_dir_attribute): Likewise.
9061 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
9063 * config/i386/mingw-w64.h (LINK_SPEC): Add
9064 separating space between commands.
9066 2009-07-28 Jan Hubicka <jh@suse.cz>
9068 PR tree-optimization/40759
9069 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
9072 2009-07-27 DJ Delorie <dj@redhat.com>
9074 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
9075 types are dword-aligned.
9076 (mep_expand_va_start): Likewise.
9078 2009-07-27 Olivier Hainque <hainque@adacore.com>
9079 Douglas B Rupp <rupp@gnat.com>
9081 * convert.c (convert_to_pointer): Don't assume the target
9082 pointer type is POINTER_SIZE long. Fetch its precision instead.
9084 2009-07-27 Douglas B Rupp <rupp@gnat.com>
9086 * system.h (fopen): Undefine if macro.
9088 2009-07-27 Jakub Jelinek <jakub@redhat.com>
9090 * dwarf2out.c (output_cfi_p): Removed.
9091 (output_cfis): New function.
9092 (output_fde): New function, split from output_call_frame_info.
9093 (output_call_frame_info): Use it.
9094 (dwarf2out_switch_text_section): Use output_cfis.
9096 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9098 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
9099 TARGET_BI_ARCH is specified without enabling SJLJ.
9100 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
9101 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
9103 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
9105 * arm.md (negdi2): Use DImode if forcing a value into a register.
9107 2009-07-26 Ira Rosen <irar@il.ibm.com>
9109 PR tree-optimization/40801
9110 * tree-vect-stmts.c (vectorizable_call): Get previous copy
9111 of vector operand from the previous copy of vector statement.
9112 Pass the correct definition type value to
9113 vect_get_vec_def_for_stmt_copy().
9115 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9117 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
9118 const char ** conversion.
9120 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9122 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
9123 fancy_abort() if !ENABLE_ASSERT_CHECKING.
9124 (gcc_unreachable): Invoke __builtin_unreachable() if
9125 !ENABLE_ASSERT_CHECKING.
9127 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9129 PR rtl-optimization/40445
9130 * emit-rtl.c (next_nonnote_insn_bb): New function.
9131 * rtl.h (next_nonnote_insn_bb): Declare new function.
9132 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
9133 with no successors that is the successor of the ENTRY_BLOCK.
9134 Continue from the top after removing an empty fallthrough block.
9135 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
9136 of next_nonnote_insn.
9138 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9140 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
9142 2009-07-25 Martin Jambor <mjambor@suse.cz>
9144 * c-common.c (c_common_attribute_table): New element for noclone.
9145 (handle_noclone_attribute): New function. Forward-declare.
9146 * tree-inline.c (tree_versionable_function_p): Check for noclone
9148 * doc/extend.texi (Labels as Values): Document need for noclone.
9149 (Function Attributes): Document noclone attribute.
9151 2009-07-25 Jakub Jelinek <jakub@redhat.com>
9153 PR rtl-optimization/34999
9154 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
9155 and dw_fde_switched_cold_to_hot fields.
9156 (output_cfi_p): New function.
9157 (output_call_frame_info): If fde->dw_fde_switched_sections,
9158 output 2 FDEs instead of one with corrupted header.
9159 (dwarf2out_do_cfi_startproc): New function.
9160 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
9161 and fde->dw_fde_switched_cold_to_hot.
9162 (dwarf2out_switch_text_section): Compute
9163 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
9164 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
9165 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
9166 Otherwise, compute fde->dw_fde_switch_cfi.
9168 2009-07-24 Cary Coutant <ccoutant@google.com>
9170 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
9172 2009-07-24 Cary Coutant <ccoutant@google.com>
9174 * cfghooks.c (split_block): Copy discriminator to new block.
9175 * tree-cfg.c (assign_discriminator): Check location of last
9176 instruction in block as well as first.
9178 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
9180 * config/i386/linux.c: Use fputs or putc instead of fprintf
9182 * config/i386/gas.h: Ditto.
9183 * config/i386/x86-64.h: Ditto.
9184 * config/i386/att.h: Ditto.
9186 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9188 * expmed.c (emit_store_flag): Use a recursive call to optimize the
9191 2009-07-24 Martin Jambor <mjambor@suse.cz>
9193 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
9194 (ipa_push_func_to_list_1): Declare.
9195 (ipa_push_func_to_list): New function.
9197 * ipa-prop.c (ipa_push_func_to_list_1): New function.
9198 (ipa_init_func_list): Call ipa_push_func_to_list_1.
9199 (ipa_push_func_to_list): Removed.
9200 (ipa_pop_func_from_list): Clear node_enqueued flag.
9202 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
9204 * config/s390/s390.c (override_options): Default
9205 max-unrolled-insns to 100 for z10 tuning.
9207 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
9209 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
9210 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
9211 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
9212 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
9213 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
9214 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
9215 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
9217 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9219 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
9220 use default set in mingw32.h header.
9221 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
9222 64-bit /mingw/include path.
9223 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
9226 2009-07-23 Neil Vachharajani <nvachhar@google.com>
9228 PR rtl-optimization/40209
9229 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
9231 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
9233 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
9234 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
9235 with the rest of string where appropriate. Use fputs or putc
9236 instead of fprintf where appropriate.
9238 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
9239 Pat Haugen <pthaugen@us.ibm.com>
9240 Revital Eres <ERES@il.ibm.com>
9242 * config/rs6000/vector.md: New file. Move most of the vector
9243 expander support here from altivec.md to allow for the VSX vector
9244 unit in the future. Add support for secondary_reload patterns.
9245 Rewrite the patterns for vector comparison, and vector comparison
9246 predicate instructions so that the RTL expresses the desired
9247 behavior, instead of using unspec.
9249 * config/rs6000/constraints.md ("f" constraint): Use
9250 rs6000_constraints to hold the precalculated register class.
9251 ("d" constraint): Ditto.
9252 ("wd" constraint): New constraint for VSX.
9253 ("wf" constraint): Ditto.
9254 ("ws" constraint): Ditto.
9255 ("wa" constraint): Ditto.
9256 ("wZ" constraint): Ditto.
9257 ("j" constraint): Ditto.
9259 * config/rs6000/predicates.md (vsx_register_operand): New
9261 (vfloat_operand): New predicate for vector.md.
9262 (vint_operand): Ditto.
9263 (vlogical_operand): Ditto.
9264 (easy_fp_constant): If VSX, 0.0 is an easy constant.
9265 (easy_vector_constant): Add VSX support.
9266 (altivec_indexed_or_indirect_operand): New predicate for
9267 recognizing Altivec style memory references with AND -16.
9269 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
9270 for vector secondary reload support.
9271 (rs6000_vector_reg_class): Delete, replacing it with
9273 (rs6000_vsx_reg_class): Ditto.
9274 (rs6000_constraints): New array to hold the register classes of
9275 each of the register constraints that can vary at runtime.
9276 (builtin_mode_to_type): New static array for builtin function type
9278 (builtin_hash_table): New static hash table for builtin function
9280 (TARGET_SECONDARY_RELOAD): Define target hook.
9281 (TARGET_IRA_COVER_CLASSES): Ditto.
9282 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
9283 registers are 128 bits if VSX memory reference instructions are used.
9284 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
9286 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
9287 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
9288 Print several of the scheduling related parameters.
9289 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
9290 rs6000_constraints instead of rs6000_vector_reg_class. Move
9291 -mdebug=reg code to rs6000_debug_reg_global. Add support for
9292 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
9293 Altivec. Add VSX support. Setup for secondary reload support on
9294 Altivec/VSX registers.
9295 (rs6000_override_options): Make power7 set the scheduling groups
9296 like the power5. Add support for new debug switches to override
9297 the scheduling defaults. Temporarily disable -mcpu=power7 from
9298 setting -mvsx. Add support for debug switches -malways-hint,
9299 -msched-groups, and -malign-branch-targets.
9300 (rs6000_buitlin_conversion): Add support for returning unsigned
9301 vector conversion functions to fix regressions due to stricter
9303 (rs6000_builtin_mul_widen_even): Ditto.
9304 (rs6000_builtin_mul_widen_odd): Ditto.
9305 (rs6000_builtin_vec_perm): Ditto.
9306 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
9307 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
9309 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
9311 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
9312 VSX types for bit operations. Changes to accomidate vector.md.
9313 (bdesc_2arg): Ditto.
9314 (bdesc_1arg): Ditto.
9315 (struct builtin_description_predicates): Rewrite predicate
9316 handling so that RTL describes the operation, instead of passing
9317 the instruction to be used as a string argument.
9318 (bdesc_altivec_preds): Ditto.
9319 (altivec_expand_predicate_builtin): Ditto.
9320 (altivec_expand_builtin): Ditto.
9321 (rs6000_expand_ternop_builtin): Use a switch instead of an if
9322 statement for vsldoi support.
9323 (altivec_expand_ld_builtin): Change to use new names from vector.md.
9324 (altivec_expand_st_builtin): Ditto.
9325 (paired_expand_builtin): Whitespace changes.
9326 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
9327 builtin_mode_to_type table for secondary reload. Call
9328 builtin_function_type to build random builtin functions.
9329 (altivec_init_builtins): Change to use builtin_function_type to
9330 create builtin function types dynamically as we need them.
9331 (builtin_hash_function): New support for hashing the tree types
9332 for builtin function as we need it, rather than trying to build
9333 all of the trees that we need. Add initial preliminary VSX support.
9334 (builtin_function_type): Ditto.
9335 (builtin_function_eq): Ditto.
9336 (builtin_hash_struct): Ditto.
9337 (rs6000_init_builtins): Ditto.
9338 (rs6000_common_init_builtins): Ditto.
9339 (altivec_init_builtins): Ditto.
9340 (rs6000_common_init_builtins): Ditto.
9341 (enum reload_reg_type): New enum for simplifing reg classes.
9342 (rs6000_reload_register_type): Simplify register classes into GPR,
9343 Vector, and other registers. Altivec and VSX addresses in reload.
9344 (rs6000_secondary_reload_inner): Ditto.
9345 (rs6000_ira_cover_classes): New target hook, that returns the
9346 appropriate cover classes, based on -mvsx being used or not.
9347 (rs6000_secondary_reload_class): Add VSX support.
9348 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
9349 (get_vsel_insn): Ditto.
9350 (rs6000_emit_vector_compare): Rewrite vector conditional support
9351 so that where we can, we use RTL operators, instead of blindly use
9353 (rs6000_emit_vector_select): Ditto.
9354 (rs6000_emit_vector_cond_expr): Ditto.
9355 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
9356 (create_TOC_reference): Add -mdebug=addr support.
9357 (emit_frame_save): VSX loads/stores need register indexed addressing.
9359 * config/rs6000/rs6000.md: Include vector.md.
9361 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
9363 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
9364 support for V2DI, V2DF in logical, permute, select operations.
9366 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
9367 switch for vsx/power7.
9368 (-mvsx-scalar-memory): Ditto.
9369 (-mvsx-align-128): Ditto.
9370 (-mallow-movmisalign): Ditto.
9371 (-mallow-df-permute): Ditto.
9372 (-msched-groups): Ditto.
9373 (-malways-hint): Ditto.
9374 (-malign-branch-targets): Ditto.
9376 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
9378 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
9379 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
9380 (rs6000_vector_reg_class): Delete.
9381 (rs6000_vsx_reg_class): Ditto.
9382 (enum rs6000_reg_class_enum): New enum for the constraints that
9383 vary based on target switches.
9384 (rs6000_constraints): New array to hold the register class for all
9385 of the register constraints that vary based on the switches used.
9386 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
9387 (enum rs6000_builtins): Add unsigned varients for the builtin
9388 declarations returned by target hooks for expanding multiplies,
9389 select, and permute operations. Add VSX builtins.
9390 (enum rs6000_builtin_type_index): Add entries for VSX.
9391 (V2DI_type_node): Ditto.
9392 (V2DF_type_node): Ditto.
9393 (unsigned_V2DI_type_node): Ditto.
9394 (bool_long_type_node): Ditto.
9395 (intDI_type_internal_node): Ditto.
9396 (uintDI_type_internal_node): Ditto.
9397 (double_type_internal_node): Ditto.
9399 * config/rs6000/altivec.md (whole file): Move all expanders to
9400 vector.md from altivec.md. Rename insn matching functions to be
9402 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
9403 (altivec_vcmp*): Ditto.
9404 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
9405 (VM): New iterator for moves that includes the VSX types.
9406 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
9407 (altivec_vperm_<mode>_uns): New, for unsigned types.
9408 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
9409 (altivec_eq<mode>): Ditto.
9410 (altivec_gt<mode>): Ditto.
9411 (altivec_gtu<mode>): Ditto.
9412 (altivec_eqv4sf): Ditto.
9413 (altivec_gev4sf): Ditto.
9414 (altivec_gtv4sf): Ditto.
9415 (altivec_vcmpbfp_p): Ditto.
9417 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
9419 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
9422 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
9425 * config/i386/i386.c (output_387_ffreep): Rewrite to use
9426 ASM_SHORT instead of .word.
9427 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
9428 instead of .word in asm template.
9430 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
9433 * ira-lives.c (bb_has_abnormal_call_pred): New function.
9434 (process_bb_node_lives): Use it.
9436 * ira.c (setup_cover_and_important_classes): Don't setup
9437 ira_important_class_nums. Add cover classes to the end of
9439 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
9441 (find_reg_class_closure): Use reorder_important_classes.
9443 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
9445 * config/i386/i386.c (i386_ira_cover_classes): New function.
9446 (TARGET_IRA_COVER_CLASSES): Redefine.
9448 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
9449 importance of order of cover classes in the array.
9451 2009-07-22 Diego Novillo <dnovillo@google.com>
9453 * tree-pass.h (TDF_EH): Define.
9454 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
9455 contains TDF_EH, print the EH region number holding GS.
9456 * tree-dump.c (dump_options): Add "eh".
9457 * doc/invoke.texi: Document it.
9459 2009-07-22 Doug Kwan <dougkwan@google.com>
9461 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
9463 2009-07-22 Michael Matz <matz@suse.de>
9465 PR tree-optimization/35229
9466 PR tree-optimization/39300
9468 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
9469 (inhibit_phi_insertion): New function.
9470 (insert_into_preds_of_block): Call it for REFERENCEs.
9471 (init_pre): Initialize and finalize scalar evolutions.
9472 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
9474 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
9476 * config/i386/predicates.md (zero_extended_scalar_load_operand):
9477 Use CONST_VECTOR_NUNITS to determine number of elements.
9479 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
9481 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
9482 (U, W): Constraints are now deprecated and will be removed if we
9484 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
9486 ("prefetch"): Add the stcmh instruction for prefetching.
9487 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
9489 (s390_short_displacement): Return always true if compiling for
9490 machines not providing the long displacement facility.
9491 (s390_mem_constraint): Support the new constraint letter Z.
9492 (s390_check_qrst_address): New function.
9494 2009-07-21 DJ Delorie <dj@redhat.com>
9496 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
9499 2009-07-21 Jason Merrill <jason@redhat.com>
9501 * c-common.c (max_tinst_depth): Increase default to 1024.
9503 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
9505 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
9506 (vec_unpacku_float_lo_v4si): Ditto.
9508 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
9511 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
9512 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
9513 (builtin_description): Add __builtin_ia32_cvtudq2ps.
9514 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
9516 2009-07-21 Jakub Jelinek <jakub@redhat.com>
9518 PR tree-optimization/40813
9519 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
9522 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
9524 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
9525 with a NOP_EXPR if needed.
9527 2009-07-21 Paul Brook <paul@codesourcery.com>
9529 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
9530 Terminate debug dump with newline.
9532 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9534 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
9535 Cast "1" to unsigned HOST_WIDE_INT.
9536 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
9537 deposit length to the maximum length - lsb. Extend length if
9538 HOST_BITS_PER_WIDE_INT is 32.
9540 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
9542 * cgraph.h (constant_pool_htab): New function.
9543 (constant_descriptor_tree): Move from varasm.c.
9544 * varasm.c (constant_pool_htab): New function.
9545 (constant_descriptor_tree): Move to cgraph.h.
9547 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
9549 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
9551 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
9553 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
9556 2009-07-20 Xinliang David Li <davidxl@google.com>
9558 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
9560 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
9562 * config/mips/mips.md (move_type): Add arith.
9563 (type): Handle arith.
9564 (zero_extendsidi2): Rename this into ...
9565 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
9566 (zero_extendsidi2): New expander.
9567 (*zero_extendsidi2_dext): New pattern.
9569 2009-07-20 Nick Clifton <nickc@redhat.com>
9571 * config.gcc (mips64-*-*): Add definition of tm_defines in order
9572 to set MIPS_ABI_DEFAULT.
9573 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
9575 2009-07-20 Jakub Jelinek <jakub@redhat.com>
9577 * tree-object-size.c (addr_object_size): Handle unions with
9578 array in it as last field of structs in __bos (, 1) as __bos (, 0).
9580 PR tree-optimization/40792
9581 * tree.c (build_function_type_skip_args): Remove bogus assert.
9583 2009-07-20 Jan Hubicka <jh@suse.cz>
9584 Martin Jambor <mjambor@suse.cz>
9586 * cgraph.h (combined_args_to_skip): New field.
9587 * cgraph.c (cgraph_create_virtual_clone): Properly handle
9588 combined_args_to_skip and args_to_skip.
9589 * tree-inline.c (update_clone_info): New function.
9590 (tree_function_versioning): Call update_clone_info.
9591 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
9593 (cgraph_materialize_all_clones): More extensive dumping, working
9594 with combined_args_to_skip rather than args_to_skip.
9596 2009-07-20 Ira Rosen <irar@il.ibm.com>
9598 * tree-vectorizer.h (vectorizable_condition): Add parameters.
9599 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
9600 (get_initial_def_for_reduction): Likewise.
9601 (vectorizable_reduction): Skip the check of first operand in case
9602 of COND_EXPR. Add check that it is outer loop vectorization if
9603 nested cycle was detected. Call vectorizable_condition() for
9604 COND_EXPR. If reduction epilogue cannot be created do not fail for
9605 nested cycles (if it is not double reduction). Assert that there
9606 is only one type in the loop in case of COND_EXPR. Call
9607 vectorizable_condition() to vectorize COND_EXPR.
9608 * tree-vect-stmts.c (vectorizable_condition): Update comment.
9609 Add parameters. Allow nested cycles if called from
9610 vectorizable_reduction(). Use reduction vector variable if provided.
9611 (vect_analyze_stmt): Call vectorizable_reduction() before
9612 vectorizable_condition().
9613 (vect_transform_stmt): Update call to vectorizable_condition().
9615 2009-07-20 Christian Bruel <christian.bruel@st.com>
9617 * config/sh/sh.opt (-mfmovd): Resurrect and document.
9618 * doc/invoke.texi (-mfmovd): Likewise.
9619 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
9621 2009-07-20 Jan Hubicka <jh@suse.cz>
9623 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
9624 when handling SSA name.
9626 2009-07-19 Jan Hubicka <jh@suse.cz>
9628 PR tree-optimization/40676
9629 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
9630 virtual PHIs in empty BBs.
9632 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9634 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
9635 re-expanded the compound use gen_lowpart instead to convert to the
9638 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9640 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
9641 OUTER_CONST arguments.
9642 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
9643 the new wider mode will be masked off.
9644 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
9646 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9648 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
9649 high-order bits are zero.
9651 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9653 * combine.c (simplify_shift_const_1): Split code to determine
9655 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
9656 new bits shifted in are identical to the old sign bit.
9658 2009-07-18 Richard Guenther <rguenther@suse.de>
9661 * gimplify.c (gimplify_call_expr): Reject code using results from
9662 functions returning void.
9664 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
9666 * doc/md.texi: Document the new PowerPC "es" constraint.
9667 Document that "m" can include automodified addresses on this target,
9668 and explain how %U must be used. Extend the "Q" and "Z" documentation
9669 to suggest "es" as well as "m".
9670 * config/rs6000/constraints.md (es): New memory constraint.
9671 (Q, Z): Update strings to match new documentation.
9673 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
9675 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
9676 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
9677 * config/rs6000/predicates.md (volatile_mem_operand): Use
9678 offsettable_nonstrict_memref_p.
9679 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
9680 (*floatunssidf2_internal): Likewise.
9681 (*fix_truncdfsi2_internal): Likewise.
9682 (*fix_trunctfsi2_internal): Likewise.
9684 2009-07-17 Anatoly Sokolov <aesok@post.ru>
9686 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
9688 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9690 2009-07-17 Richard Guenther <rguenther@suse.de>
9693 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
9694 (pass_warn_unused_result): Likewise.
9695 (TODO_set_props): Remove.
9696 * omp-low.c (diagnose_omp_structured_block_errors): Change to
9698 (pass_diagnose_omp_blocks): Define.
9699 * c-decl.c (pop_file_scope): Do not finalize the CU here.
9700 (c_gimple_diagnostics_recursively): Remove.
9701 (finish_function): Do not call it.
9702 (c_write_global_declarations): Continue after errors.
9703 Finalize the CU here.
9704 * c-gimplify.c (c_genericize): Do not gimplify here.
9705 * c-common.c (c_warn_unused_result): Move ...
9706 * tree-cfg.c (do_warn_unused_result): ... here.
9707 (run_warn_unused_result): New function.
9708 (gate_warn_unused_result): New function.
9709 (pass_warn_unused_result): New pass.
9710 * c-common.h (c_warn_unused_result): Remove.
9711 * flags.h (flag_warn_unused_result): Declare.
9712 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
9713 * opts.c (flag_warn_unused_result): Initialize to false.
9714 * toplev.c (compile_file): Add comment.
9715 * omp-low.c (create_omp_child_function): Do not register
9716 the function with the frontend.
9717 (diagnose_omp_structured_block_errors): Prepare to be
9718 called as optimization pass.
9719 (gate_diagnose_omp_blocks): New function.
9720 (pass_diagnose_omp_blocks): New pass.
9721 * cgraph.h (cgraph_optimize): Remove.
9722 (cgraph_analyze_function): Likewise.
9723 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
9724 * cgraphunit.c (cgraph_lower_function): Lower nested functions
9725 before their parents here.
9726 (cgraph_finalize_function): Not here.
9727 (cgraph_analyze_function): Gimplify functions here.
9728 (cgraph_finalize_compilation_unit): Continue after errors.
9729 Optimize the callgraph from here.
9730 (cgraph_optimize): Make static.
9731 * langhooks.c (write_global_declarations): Finalize the CU.
9732 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
9733 (gimplify_function_tree): Assert we gimplify only once.
9734 Set PROP_gimple_any property.
9735 * tree-nested.c (gimplify_all_functions): New function.
9736 (lower_nested_functions): Gimplify all nested functions.
9737 * gimple.h (diagnose_omp_structured_block_errors): Remove.
9738 * passes.c (init_optimization_passes): Add pass_warn_unused_result
9739 and pass_diagnose_omp_blocks after gimplification. Do not
9740 set TODO_set_props on all_lowering_passes.
9741 (execute_one_pass): Do not handle TODO_set_props.
9742 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
9743 (gimplify.o): Add tree-pass.h dependency.
9744 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
9745 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
9746 (unsave_r): Likewise.
9747 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
9750 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
9752 * doc/service.texi (Service): Restore previously removed link,
9753 which isn't broken after all.
9755 2009-07-17 Richard Guenther <rguenther@suse.de>
9757 PR tree-optimization/40321
9758 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
9759 PHI nodes to the maximal set.
9760 (make_values_for_phi): Add PHI arguments to the maximal set.
9761 (execute_pre): Dump PHI_GEN and the maximal set.
9763 2009-07-17 Jakub Jelinek <jakub@redhat.com>
9766 * gimplify.c (gimplify_conversion): Don't change non-conversions into
9769 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
9771 * doc/extend.texi (Nested Functions): Replace broken link with
9773 * doc/service.texi (Service): Remove broken link.
9775 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
9778 * builtins.c (expand_builtin_memcmp): Use loc instead of
9779 EXPR_LOCATION (exp).
9780 (expand_builtin_strncmp): Likewise.
9782 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
9783 Manuel López-Ibáñez <manu@gcc.gnu.org>
9786 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
9787 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
9788 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
9789 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
9790 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
9791 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
9792 tree-inline.c, c-common.c, c-common.h, gimple.c,
9793 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
9794 convert.c: Add location argument to fold_{unary,binary,ternary},
9795 fold_build[123], build_call_expr, build_size_arg,
9796 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
9797 fold_build1_initializer, fold_build2_initializer,
9798 fold_build3_initializer, fold_build_call_array,
9799 fold_build_call_array_initializer, fold_single_bit_test,
9800 omit_one_operand, omit_two_operands, invert_truthvalue,
9801 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
9802 combine_comparisons, fold_builtin_*, fold_call_expr,
9803 build_range_check, maybe_fold_offset_to_address, round_up,
9806 2009-07-16 Jason Merrill <jason@redhat.com>
9809 * c-common.c (c_common_reswords): Add __is_standard_layout
9811 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
9812 * doc/implement-cxx.texi: New.
9813 * doc/gcc.texi: Include it.
9815 2009-07-16 DJ Delorie <dj@redhat.com>
9817 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
9818 compares that may be indirectly affected by previous instructions.
9820 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9822 * builtins.c (do_mpc_arg2): New.
9823 (fold_builtin_2): Fold builtin cpow.
9824 * real.h (HAVE_mpc_pow): New.
9826 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
9828 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
9829 comparison to skip unprofitable schedule
9831 2009-07-16 Simon Baldwin <simonb@google.com>
9833 * gcc.c (option_map): New flag -no-canonical-prefixes.
9834 * (display_help): Print help text for new flag.
9835 * (process_command): Move options translation and language specifics
9836 and handle new flag early. Use it to set a function pointer to a
9837 prefix builder. Replace make_relative_prefix calls with calls to
9838 the function pointed to. Ignore new flag in regular options handling.
9839 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
9841 2009-07-15 DJ Delorie <dj@redhat.com>
9843 * config/mep/mep.md (sibcall_internal): Change register to avoid
9845 (sibcall_value_internal): Likewise.
9847 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
9849 PR rtl-optimization/40710
9850 * resource.c (mark_target_live_regs): Reset DF problem to LR.
9852 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
9854 * config/mips/mips.md (*extenddi_truncate<mode>,
9855 *extendsi_truncate<mode>): Change type attribute to move_type
9856 with shift_shift. Split out code handling exts from here ...
9857 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
9859 (*extendhi_truncateqi): Change type attribute to move_type with
9860 shift_shift. Split out code handling exts from here ...
9861 (*extendhi_truncateqi_exts): ... to this new pattern.
9863 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
9865 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
9866 instead of "and" with inverted sign bit mask value. Use
9867 "nonimmediate_operand" for operand 1 and operand 2 predicate.
9868 Allocate registers only for operand 4 and operand 5.
9870 2009-07-15 Jakub Jelinek <jakub@redhat.com>
9873 * fold-const.c (fold_cond_expr_with_comparison): When folding
9874 < and <= to MIN, make sure the MIN uses the same type as the
9875 comparison's operands.
9877 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
9879 * arm.md (ior_xor): New code iterator.
9880 (split for ior/xor with shift and zero-extend): New split pattern.
9881 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
9883 2009-07-15 Richard Guenther <rguenther@suse.de>
9885 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
9888 2009-07-15 Richard Guenther <rguenther@suse.de>
9891 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
9893 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
9895 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
9896 handle 2.6.30 kernel.
9898 2009-07-15 DJ Delorie <dj@redhat.com>
9900 * config/mep/mep.md (sibcall_internal): Change register to allow
9901 for 24-bit addresses.
9902 (sibcall_value_internal): Likewise.
9904 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
9906 * doc/invoke.texi: Added descriptions of the scheduling heuristics
9907 that are enabled/disabled by the flags introduced by a previous patch.
9909 2009-07-14 DJ Delorie <dj@redhat.com>
9911 * config/mep/mep.md (sibcall_internal): Include non-toggling
9913 (sibcall_value_internal): Likewise.
9915 2009-07-14 Taras Glek <tglek@mozilla.com>
9916 Rafael Espindola <espindola@google.com>
9918 * doc/sourcebuild.texi: Document install-plugin target.
9919 * configure.ac: Added install-plugin target to language makefiles.
9920 * configure: Regenerate.
9921 * Makefile.in: (install-plugin): Install more headers,
9922 depend on lang.install-plugin.
9924 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
9926 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
9929 2009-07-14 DJ Delorie <dj@redhat.com>
9931 * config/mep/mep.c (mep_vliw_jmp_match): New function.
9932 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
9933 * config/mep/mep.md (sibcall_internal): Change test from
9934 mep_vliw_mode_match to mep_vliw_jmp_match.
9935 (sibcall_value_internal): Likewise.
9937 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
9939 * config/i386/sse.md (copysign<mode>3): New expander.
9940 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
9941 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
9942 Use ix86_build_const_vector.
9943 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
9944 IX86_BUILTIN_CPYSGNPD.
9945 (builtin_description): Add __builtin_ia32_copysignps and
9946 __builtin_ia32_copysignpd.
9947 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
9948 and BUILT_IN_COPYSIGNF.
9950 2009-07-13 Jason Merrill <jason@redhat.com>
9952 * builtins.c (can_trust_pointer_alignment): New fn.
9953 (get_pointer_alignment): Factor it out from here.
9954 * tree.h: Declare it.
9956 2009-07-14 David Edelsohn <edelsohn@gnu.org>
9958 * config/rs6000/predicates.md (offsettable_mem_operand): Test
9961 2009-07-14 Dodji Seketeli <dodji@redhat.com>
9965 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
9967 2009-07-14 Richard Guenther <rguenther@suse.de>
9968 Andrey Belevantsev <abel@ispras.ru>
9971 * cfgexpand.c (partition_stack_vars): Do not bother to update
9972 alias information when not optimizing.
9974 2009-07-14 Richard Guenther <rguenther@suse.de>
9975 Andrey Belevantsev <abel@ispras.ru>
9977 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
9978 (pt_solution_set): Likewise.
9979 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
9980 * tree-ssa-structalias.c (pt_solution_set): New function.
9981 * final.c (rest_of_clean_state): Free SSA data structures.
9982 * print-rtl.c (print_decl_name): Remove.
9983 (print_mem_expr): Implement in terms of print_generic_expr.
9984 * alias.c (ao_ref_from_mem): New function.
9985 (rtx_refs_may_alias_p): Likewise.
9986 (true_dependence): Query alias-export info.
9987 (canon_true_dependence): Likewise.
9988 (write_dependence_p): Likewise.
9989 * tree-dfa.c (get_ref_base_and_extent): For void types leave
9991 * emit-rtl.c (component_ref_for_mem_expr): Remove.
9992 (mem_expr_equal_p): Use operand_equal_p.
9993 (set_mem_attributes_minus_bitpos): Do not use
9994 component_ref_for_mem_expr.
9995 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
9996 (update_alias_info_with_stack_vars): Likewise.
9997 (partition_stack_vars): Call update_alias_info_with_stack_vars.
9998 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
9999 explicitly nor clear stmt operands.
10000 Free the decl-to-pointer map.
10001 * tree-optimize.c (execute_free_datastructures): Do not free
10002 SSA data structures here.
10003 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
10004 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
10005 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
10007 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
10009 2009-07-13 DJ Delorie <dj@redhat.com>
10011 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
10012 unrolling at the right iteration count.
10014 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
10017 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
10019 * haifa-sched.c (rank_for_schedule): Introduced flags to
10020 enable/disable individual scheduling heuristics.
10021 * common.opt: Introduced flags to enable/disable individual
10022 heuristics in the scheduler.
10023 * doc/invoke.texi: Introduced flags to enable/disable individual
10024 heuristics in the scheduler.
10026 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
10028 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
10029 config/i386/mingw-tls.c.
10030 * config/i386/mingw-tls.c: Removed.
10032 2009-07-13 Ira Rosen <irar@il.ibm.com>
10034 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
10035 checks access only relevant statements.
10036 (vectorizable_reduction): Likewise.
10038 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
10040 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
10041 just for 32-bit case.
10043 2009-07-12 Jan Hubicka <jh@suse.cz>
10045 PR tree-optimization/40585
10046 * except.c (expand_resx_expr): When there already is resume
10047 instruction, produce linked list.
10048 (build_post_landing_pads): Assert that resume is empty.
10049 (connect_post_landing_pads): Handle resume lists.
10050 (dump_eh_tree): Dump resume list.
10052 2009-07-12 Ira Rosen <irar@il.ibm.com>
10054 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
10055 with additional argument.
10056 * tree-vectorizer.h (enum vect_def_type): Add
10057 vect_double_reduction_def.
10058 (vect_is_simple_reduction): Add argument.
10059 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
10061 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
10062 vect_is_simple_reduction with additional argument.
10063 (vect_analyze_loop_operations): Handle exit phi nodes in case of
10065 (reduction_code_for_scalar_code): Handle additional codes by
10066 returning ERROR_MARK for them. Fix comment and indentation.
10067 (vect_is_simple_reduction): Fix comment, add argument to specify
10068 double reduction. Detect double reduction.
10069 (get_initial_def_for_induction): Fix indentation.
10070 (get_initial_def_for_reduction): Fix comment and indentation.
10071 Handle double reduction. Create initial definitions that do not
10072 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
10073 (vect_create_epilog_for_reduction): Fix comment, add argument to
10074 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
10075 epilogue result extraction. Create double reduction phi node and
10076 replace relevant uses.
10077 (vectorizable_reduction): Call vect_is_simple_reduction with
10078 additional argument. Fix indentation. Update epilogue code treatment
10079 according to the changes in reduction_code_for_scalar_code. Check
10080 for double reduction. Call vect_create_epilog_for_reduction with
10081 additional argument.
10082 * tree-vect-stmts.c (process_use): Handle double reduction, update
10084 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
10085 (vect_get_vec_def_for_operand): Likewise.
10087 2009-07-12 Danny Smith <dansmister@gmail.com>
10089 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
10090 dllexport if !TREE_PUBLIC.
10091 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
10093 2009-07-11 Anatoly Sokolov <aesok@post.ru>
10095 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
10096 (avr_extra_arch_macro) Remove declatation.
10097 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
10098 (avr_extra_arch_macro) Declare as static.
10099 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
10101 2009-07-11 Jan Hubicka <jh@suse.cz>
10103 PR middle-end/48388
10104 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
10106 2009-07-11 Jakub Jelinek <jakub@redhat.com>
10109 * dwarf2out.c (dw_fde_struct): Add in_std_section and
10110 cold_in_std_section bits.
10111 (dwarf2out_begin_prologue): Initialize them.
10112 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
10113 if already covered by text_section or cold_text_section range.
10115 PR rtl-optimization/40667
10116 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
10117 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
10118 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
10119 * config/i386/i386.c (ix86_minimum_alignment): New function.
10120 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
10121 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
10122 * emit-rtl.c (gen_reg_rtx): Likewise.
10123 * function.c (assign_parms): Likewise. If nominal_type needs
10124 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
10125 rather than passed_type's alignment.
10128 * function.c (assign_parm_setup_stack): Adjust
10129 MEM_OFFSET (data->stack_parm) if promoted_mode is different
10130 from nominal_mode on big endian.
10132 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
10134 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
10136 2009-07-10 DJ Delorie <dj@redhat.com>
10138 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
10140 2009-07-10 Mark Mitchell <mark@codesourcery.com>
10142 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
10144 (thumb2_cbnz): Likewise.
10146 2009-07-10 David Daney <ddaney@caviumnetworks.com>
10149 * config.gcc (supported_defaults): Add synci.
10150 (with_synci): Add validation.
10151 (all_defaults): Add synci.
10152 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
10155 * config/mips/mips.opt (msynci): New option.
10156 * config/mips/mips.c (mips_override_options): Warn on use of
10157 -msynci for targets that do now support it.
10158 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
10160 * gcc/doc/invoke.texi (-msynci): Document the new option.
10161 * doc/install.texi (--with-synci): Document the new option.
10163 2009-07-10 Richard Guenther <rguenther@suse.de>
10165 PR tree-optimization/40496
10166 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
10167 the PHI result with a compatible type.
10169 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
10173 * c.opt (Wunused-result): New.
10174 * doc/invoke.texi: Document it.
10175 * c-common.c (c_warn_unused_result): Use it.
10177 2009-07-09 DJ Delorie <dj@redhat.com>
10179 * targhooks.c (default_target_can_inline_p): Rename from
10180 default_target_option_can_inline_p.
10181 * targhooks.h (default_target_can_inline_p): Likewise.
10182 * target-def.h (TARGET_CAN_INLINE_P): Rename from
10183 TARGET_OPTION_CAN_INLINE_P.
10184 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
10185 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
10186 (mep_target_can_inline_p): Rename from
10187 mep_target_option_can_inline_p.
10190 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
10191 registers used to pass vectors.
10193 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
10195 2009-07-09 Tom Tromey <tromey@redhat.com>
10197 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
10198 * config/mmix/mmix.c: Include dwarf2.h.
10199 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
10200 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
10201 * config/sh/sh.c: Include dwarf2.h.
10202 * config/i386/i386.c: Include dwarf2.h.
10203 * Makefile.in (DWARF2_H): Remove 'elf'.
10204 * except.c: Include dwarf2.h.
10205 * unwind-dw2.c: Include dwarf2.h.
10206 * dwarf2out.c: Include dwarf2.h.
10207 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
10208 * unwind-dw2-fde.c: Include dwarf2.h.
10209 * dwarf2asm.c: Include dwarf2.h.
10211 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10213 * haifa-sched.c (insn_finishes_cycle_p): New static function.
10214 (max_issue): Use it.
10215 * sched-int.h (struct sched_info: insn_finishes_block_p): New
10217 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
10218 (region_sched_info): Update.
10219 * sched-ebb.c (ebb_sched_info): Update.
10220 * modulo-sched.c (sms_sched_info): Update.
10221 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
10223 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10225 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
10227 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
10229 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
10231 2009-07-09 Jakub Jelinek <jakub@redhat.com>
10233 PR middle-end/40692
10234 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
10235 arg1 with arg01 if arg1 is already INTEGER_CST.
10237 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10239 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
10240 Transform (and (truncate)) into (truncate (and)).
10242 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10244 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
10245 creating LHS paradoxical subregs. Fix surrounding returns to
10246 use NULL_RTX rather than 0.
10248 2009-07-08 DJ Delorie <dj@redhat.com>
10250 * config/mep/mep.c: (mep_option_can_inline_p): New.
10251 (TARGET_OPTION_CAN_INLINE_P): Define.
10253 2009-07-08 Mark Wielaard <mjw@redhat.com>
10256 * dwarf2out.c (add_data_member_location_attribute): When we have
10257 only a constant offset don't emit a new location description using
10258 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
10261 2009-07-08 Richard Henderson <rth@redhat.com>
10264 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
10265 (enum reg_class): Add CLOBBERED_REGS.
10266 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
10267 * config/i386/i386.c (ix86_conditional_register_usage): Moved
10268 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
10269 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
10270 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
10271 force 64-bit sibcalls into R11.
10272 * config/i386/constraints.md (U): New constraint.
10273 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
10274 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
10275 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
10277 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
10279 * basic-block.h (dump_regset, debug_regset): Remove duplicate
10281 * c-objc-common.h (c_initialize_diagnostics): Ditto.
10282 * ebitmap.h (dump_ebitmap): Ditto.
10283 * optabs.h (optab_libfunc): Ditto.
10284 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
10285 * tree-flow.h (vect_can_force_dr_alignment_p,
10286 get_vectype_for_scalar_type): Ditto.
10287 (vectorize_loops): Move prototype to ...
10288 * tree-vectorizer.h: ... here. Also, adjust comment.
10289 (vect_set_verbosity_level): Remove duplicate prototype.
10290 * tree-ssa-loop.c: Include tree-vectorizer.h.
10291 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
10293 2009-07-08 Nick Clifton <nickc@redhat.com>
10295 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
10298 2009-07-08 DJ Delorie <dj@redhat.com>
10300 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
10301 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
10302 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
10304 * config/mep/intrinsics.md: Regenerated.
10305 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
10306 registers when asm() or calls are detected.
10308 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
10311 * gimplify.c (gimplify_expr): Propagate no_warning flag when
10313 * gimple (gimple_build_call_from_tree): Likewise.
10314 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
10315 no_warning flag before warning.
10317 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10319 * tree.c (set_expr_locus): Remove.
10320 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
10321 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
10323 * gimplify.c (internal_get_tmp_var): Likewise.
10324 (gimplify_call_expr): Likewise.
10325 (gimplify_one_sizepos): Likewise.
10327 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
10330 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
10331 to variables for debugging purposes.
10333 2009-06-23 Mark Loeser <mark@halcy0n.com>
10336 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
10338 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10340 * pretty-print.c (pp_base_format): Remove %J.
10341 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
10342 gcc_cxxdiag_char_table): Likewise.
10343 (init_dynamic_diag_info): Likewise.
10345 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10347 * pretty-print.c (pp_base_format): Remove %H.
10348 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
10349 gcc_cxxdiag_char_table): Likewise.
10350 (init_dynamic_diag_info): Likewise.
10351 * config/mep/mep.c (mep_select_section): Likewise.
10353 2009-07-07 Duncan Sands <baldrick@free.fr>
10355 * final.c (pass_clean_state): Give the pass a name.
10356 * passes.c (pass_rest_of_compilation): Likewise.
10357 * tree-optimize.c (pass_all_optimizations): Likewise.
10359 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
10361 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
10362 an extra 'decl' for error_at.
10364 2009-07-07 Jakub Jelinek <jakub@redhat.com>
10366 PR middle-end/40669
10367 * tree-tailcall.c (adjust_return_value_with_ops,
10368 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
10369 if it has complex or vector type.
10371 2009-07-07 Olivier Hainque <hainque@adacore.com>
10373 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
10376 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
10378 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
10380 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10382 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
10383 * c-decl.c: Likewise.
10384 * function.c: Likewise.
10385 * varasm.c: Likewise.
10386 * tree-ssa.c: Likewise.
10387 * c-common.c: Likewise.
10388 * tree-cfg.c: Likewise.
10389 * config/spu/spu.c: Likewise.
10390 * config/ia64/ia64.c: Likewise.
10391 * config/v850/v850.c: Likewise.
10393 2009-07-06 DJ Delorie <dj@redhat.com>
10395 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
10396 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
10397 unspecified accesses to control registers.
10398 * config/mep/intrinsics.md: Regenerate.
10399 * config/mep/intrinsics.h: Regenerate.
10400 * config/mep/mep-intrin.h: Regenerate.
10402 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10404 * c-lex.c: Replace %H by an explicit location. Update all calls.
10405 * c-common.c: Likewise.
10406 * c-decl.c: Likewise.
10407 * c-typeck.c: Likewise.
10408 * fold-const.c: Likewise.
10409 * gimplify.c: Likewise.
10410 * stmt.c: Likewise.
10411 * tree-cfg.c: Likewise.
10412 * tree-ssa-loop-niter.c: Likewise.
10413 * tree-vrp.c: Likewise.
10414 * value-prof.c: Likewise.
10416 2009-07-06 Diego Novillo <dnovillo@google.com>
10418 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
10419 if it has one. Handle cases where VAR does not have an
10420 annotation or cfun is NULL.
10422 2009-07-06 Diego Novillo <dnovillo@google.com>
10424 * tree.c: Include debug.h.
10425 (initialize_tree_contains_struct): New.
10426 (init_ttree): Call it.
10427 (tree_node_structure_for_code): Factor out of ...
10428 (tree_node_structure): ... here.
10429 * treestruct.def (TS_PHI_NODE): Remove.
10430 (TS_GIMPLE_STATEMENT): Remove.
10432 2009-07-06 Diego Novillo <dnovillo@google.com>
10434 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
10435 (debug_tree_chain): Handle cycles.
10437 2009-07-06 Nick Clifton <nickc@redhat.com>
10438 DJ Delorie <dj@redhat.com>
10440 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
10441 __FMOVD_ENABLED__ is defined.
10443 (TARGET_FMOVD): Provide a default definition.
10444 (MASK_FMOVD): Likewise.
10445 (TARGET_CPU_CPP_BUILTINS): Define
10446 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
10447 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
10448 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
10449 (split for DF load from memory into register): Also handle
10450 MEMs which consist of REG+DISP addressing.
10451 (split for DF store from register to memory): Likewise.
10452 (movsf_ie): Always use single fp_mode.
10453 * config/sh/sh.c (sh_override_options): Do not automatically
10454 enable TARGET_MOVD for the SH2A when supporting doubles - leave
10455 that to the -mfmovd command line switch.
10456 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
10457 (fldi_ok): Always allow.
10458 * config/sh/sh.opt (mfmovd): Remove this switch.
10459 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
10461 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
10462 Kaz Kojima <kkojima@gcc.gnu.org>
10464 PR rtl-optimization/30807
10465 * postreload.c (reload_combine): For every new use of REG_SUM,
10466 record the use of BASE.
10468 2009-07-06 Jan Hubicka <jh@suse.cz>
10470 * params.def: Revert my accidental commit at 2009-06-30.
10472 2009-07-04 Ian Lance Taylor <iant@google.com>
10475 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
10477 (mingw_format_attribute_overrides): Likewise.
10479 2009-07-04 Jakub Jelinek <jakub@redhat.com>
10482 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
10483 don't check cfa.reg. Instead of cfa.indirect use
10484 fde && fde->drap_reg != INVALID_REGNUM test.
10486 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
10488 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
10490 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
10493 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
10495 2009-07-03 Richard Guenther <rguenther@suse.de>
10497 PR tree-optimization/40640
10498 * tree-switch-conversion.c (build_arrays): Perform arithmetic
10501 2009-07-03 Jan Hubicka <jh@suse.cz>
10503 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
10504 for size, reduce amount of inlining.
10506 2009-07-03 Richard Guenther <rguenther@suse.de>
10508 PR middle-end/34163
10509 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
10510 if t +- x is known to not overflow and the conversion widens the
10512 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
10514 2009-07-03 Jan Hubicka <jh@suse.cz>
10516 * ipa-pure-const.c (analyze): Update loop optimizer init.
10517 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
10518 try_remove_empty_loop, remove_empty_loops): Remove.
10519 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
10520 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
10521 to mark regular loops as neccesary.
10522 (degenerate_phi_p): New function.
10523 (propagate_necessity, remove_dead_phis): Use it.
10524 (forward_edge_to_pdom): Likewise.
10525 (eliminate_unnecessary_stmts): Take care to remove uses of results of
10526 virtual PHI nodes that became unreachable.
10527 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
10528 * tree-flow.h (remove_empty_loops): Remove.
10529 * passes.c (init_optimization_passes): Remove.
10531 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
10533 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
10534 can_create_pseudo_p.
10535 (*fix_trunc<mode>_i387_1): Ditto.
10536 (*floathi<mode>2_1): Ditto.
10537 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
10538 (*fistdi2_1): Ditto.
10539 (*fist<mode>2_1): Ditto.
10540 (frndintxf2_floor): Ditto.
10541 (*fist<mode>2_floor_1): Ditto.
10542 (frndintxf2_ceil): Ditto.
10543 (*fist<mode>2_ceil_1): Ditto.
10544 (frndintxf2_trunc): Ditto.
10545 (frndintxf2_mask_pm): Ditto.
10546 (fxam<mode>2_i387_with_temp): Ditto.
10547 * config/i386/sse.md (mulv16qi3): Ditto.
10548 (*sse2_mulv4si3): Ditto.
10550 (sse4_2_pcmpestr): Ditto.
10551 (sse4_2_pcmpistr): Ditto.
10553 2009-07-03 Jan Hubicka <jh@suse.cz>
10555 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
10556 (mark_stmt_necessary): Set it.
10557 (mark_operand_necessary): Set it.
10558 (mark_control_dependent_edges_necessary): Set it.
10559 (mark_virtual_phi_result_for_renaming): New function.
10560 (get_live_post_dom): New function.
10561 (forward_edge_to_pdom): New function.
10562 (remove_dead_stmt): Fix handling of control dependences.
10563 (tree_dce_init): Init new bitmap.
10564 (tree_dce_done): Free it.
10566 2009-07-02 Richard Guenther <rguenther@suse.de>
10569 * tree-ssa-structalias.c (new_var_info): Initialize
10572 2009-07-02 Jan Hubicka <jh@suse.cz>
10574 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
10577 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
10579 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
10580 instead of recomputing it. Adjust calls.
10581 (emit_store_flag): Adjust recursive calls.
10583 2009-07-02 Richard Guenther <rguenther@suse.de>
10585 * tree-ssa-live.c (remove_unused_locals): Do not remove
10587 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
10588 of DECL_EXTERNAL for HEAP variables.
10589 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
10590 HEAP variables. Do not adjust RESTRICT vars.
10591 (find_what_var_points_to): Nobody cares if something
10592 points to READONLY.
10594 2009-07-02 Ben Elliston <bje@au.ibm.com>
10596 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
10597 pc_low and pc_high declarations to the top of the function.
10599 2009-07-01 DJ Delorie <dj@redhat.com>
10601 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
10602 registers as fixed.
10603 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
10604 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
10605 unspecified accesses to control registers.
10606 * config/mep/intrinsics.md: Regenerate.
10607 * config/mep/intrinsics.h: Regenerate.
10608 * config/mep/mep-intrin.h: Regenerate.
10610 2009-07-01 Anthony Green <green@moxielogic.com>
10612 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
10613 instruction when possible.
10614 (moxie_expand_prologue): Ditto. Also, save an instruction and
10615 some complexity by popping off of $r12 instead of $sp.
10616 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
10619 2009-07-01 Richard Henderson <rth@redhat.com>
10622 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
10623 contained no insns, reposition note before last insn.
10625 2009-07-01 Richard Henderson <rth@redhat.com>
10628 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
10629 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
10631 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
10634 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
10635 darwin9 for printing reg addresses with %y.
10637 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
10639 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
10640 truncation from operands in binary operations.
10642 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
10645 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
10646 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
10647 subreg of op0 to the original op0.
10649 * expmed.c (store_bit_field_1): Use a temporary as the destination
10650 instead of a paradoxical subreg when we need to truncate the result.
10652 2009-07-01 DJ Delorie <dj@redhat.com>
10654 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
10655 names to VLIW variants.
10656 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
10657 * config/mep/intrinsics.md: Regenerate.
10658 * config/mep/intrinsics.h: Regenerate.
10659 * config/mep/mep-intrin.h: Regenerate.
10661 2009-07-01 Jakub Jelinek <jakub@redhat.com>
10664 * jump.c (returnjump_p): Revert last patch.
10665 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
10667 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10670 * pa.md (casesi32p): Use jump table label to determine the offset
10672 (casesi64p): Likewise.
10674 * pa.c (forward_branch_p): Return bool type. Use instruction
10675 addresses when available. Assert that INSN has a jump label.
10676 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
10679 2009-07-01 Richard Guenther <rguenther@suse.de>
10681 PR tree-optimization/19831
10682 * tree-ssa-dce.c (propagate_necessity): Calls to functions
10683 that only act as barriers do not make any previous stores necessary.
10684 * tree-ssa-structalias.c (handle_lhs_call): Delay making
10685 HEAP variables global, do not add a constraint from nonlocal.
10686 (find_func_aliases): Handle escapes through return statements.
10687 (compute_points_to_sets): Make escaped HEAP variables global.
10689 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
10692 * expmed.c (emit_store_flag): Perform a conversion if necessary,
10693 after reducing a DImode cstore to SImode.
10695 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
10697 * expr.c (expand_expr_real_1): Reinstate fallthrough to
10698 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
10700 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
10702 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
10703 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
10705 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
10706 and umod_optab if TARGET_BSD_DIVMOD.
10707 * config/vax/lib1funcs.asm: New file.
10708 * config/vax/t-linux: New file.
10709 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
10711 2009-06-30 Jakub Jelinek <jakub@redhat.com>
10714 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
10715 to type arguments that have void type.
10718 * dwarf2out.c (gen_formal_parameter_die): Call
10719 equate_decl_number_to_die if node is different from origin.
10721 2009-06-30 Anthony Green <green@moxielogic.com>
10723 Clean up moxie port for --enable-build-with-cxx.
10724 * config/moxie/moxie.c (moxie_function_value): First two
10725 parameters are const_tree, not tree.
10726 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
10727 (REG_CLASS_NAMES): Ditto.
10728 (REGNO_REG_CLASS): Ditto.
10729 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
10730 (moxie_function_value): Fix constyness of arguments.
10732 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
10734 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
10735 finalize_size_functions before further processing.
10736 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
10737 (variable_size): Call self_referential_size on size expressions
10738 that contain a PLACEHOLDER_EXPR.
10739 (size_functions): New static variable.
10740 (copy_self_referential_tree_r): New static function.
10741 (self_referential_size): Likewise.
10742 (finalize_size_functions): New global function.
10743 * tree.c: Include tree-inline.h.
10744 (push_without_duplicates): New static function.
10745 (find_placeholder_in_expr): New global function.
10746 (substitute_in_expr) <tcc_declaration>: Return the replacement object
10748 <tcc_expression>: Likewise.
10749 <tcc_vl_exp>: If the replacement object is a constant, try to inline
10750 the call in the expression.
10751 * tree.h (finalize_size_functions): Declare.
10752 (find_placeholder_in_expr): Likewise.
10753 (FIND_PLACEHOLDER_IN_EXPR): New macro.
10754 (substitute_placeholder_in_expr): Update comment.
10755 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
10757 (copy_tree_body_r): Likewise.
10758 (copy_tree_body): New static function.
10759 (maybe_inline_call_in_expr): New global function.
10760 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
10761 (maybe_inline_call_in_expr): Declare.
10762 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
10763 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
10766 2009-06-30 Richard Guenther <rguenther@suse.de>
10768 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
10770 (propagate_necessity): Do not mark reaching defs of stores
10773 2009-06-30 Jan Hubicka <jh@suse.cz>
10775 * cfgloopanal.c (check_irred): Move into ...
10776 (mark_irreducible_loops): ... here; return true if ireducible
10778 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
10779 (analyze_function): Try to prove loop finiteness.
10780 * cfgloop.h (mark_irreducible_loops): Update prototype.
10781 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
10783 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
10785 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
10787 2009-06-30 Ira Rosen <irar@il.ibm.com>
10789 PR tree-optimization/40542
10790 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
10793 2009-06-30 Martin Jambor <mjambor@suse.cz>
10795 PR tree-optimization/40582
10796 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
10797 than useless_type_conversion_p.
10798 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
10801 2009-06-30 Martin Jambor <mjambor@suse.cz>
10803 PR middle-end/40554
10804 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
10806 2009-06-30 Richard Guenther <rguenther@suse.de>
10808 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
10809 use ao_ref references.
10810 (walk_aliased_vdefs): Likewise.
10811 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
10812 * tree-ssa-dce.c (struct ref_data): Remove.
10813 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
10814 (mark_aliased_reaching_defs_necessary): Adjust.
10815 (mark_all_reaching_defs_necessary_1): Likewise.
10817 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
10820 * expmed.c (emit_cstore): New name of emit_store_flag_1.
10821 (emit_store_flag_1): Extract from emit_store_flag, adjust
10822 calls to (what now is) emit_cstore.
10823 (emit_store_flag): Call emit_store_flag_1 and also use it
10824 for what used to be recursive calls.
10826 2009-06-30 Wei Guozhi <carrot@google.com>
10829 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
10830 if the target bb post dominates from bb.
10831 * config/i386/i386.c (memory_address_length): Check existence of base
10832 register before using it.
10834 2009-06-30 Nick Clifton <nickc@redhat.com>
10835 DJ Delorie <dj@redhat.com>
10837 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
10838 __FMOVD_ENABLED__ is defined.
10840 (TARGET_FMOVD): Provide a default definition.
10841 (MASK_FMOVD): Likewise.
10842 (TARGET_CPU_CPP_BUILTINS): Define
10843 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
10844 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
10845 two fmov instructions depending upon whether TARGET_FMOVD is
10847 (split for DF load from memory into register): Also handle
10848 MEMs which consist of REG+DISP addressing.
10849 (split for DF store from register to memory): Likewise.
10850 * config/sh/sh.opt (mfmovd): Remove this switch.
10851 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
10852 * config/sh/sh.c (sh_override_options): Do not automatically
10853 enable TARGET_MOVD for the SH2A when supporting doubles - leave
10854 that to the -mfmovd command line switch.
10856 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
10858 (fldi_ok): Always allow.
10859 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
10861 2009-06-29 DJ Delorie <dj@redhat.com>
10863 * doc/install.texi (mep-x-elf): Correct chip's full name.
10865 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
10867 * doc/extend.texi: Fix typo.
10869 2009-06-29 Tom Tromey <tromey@redhat.com>
10871 * dwarf2.h: Remove.
10872 * Makefile.in (DWARF2_H): New variable.
10873 (except.o): Use it.
10874 (dwarf2out.o): Likewise.
10875 (dwarf2asm.o): Likewise.
10876 * config/i386/t-i386: Use DWARF2_H.
10877 * except.c: Include elf/dwarf2.h.
10878 * unwind-dw2.c: Include elf/dwarf2.h.
10879 * dwarf2out.c: Include elf/dwarf2.h.
10880 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
10881 <dtprel>: New field.
10882 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
10883 (size_of_loc_descr): Likewise.
10884 (output_loc_operands_raw): Likewise.
10885 (output_loc_operands): Handle new dtprel field.
10886 (loc_checksum): Update.
10887 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
10888 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
10889 * unwind-dw2-fde.c: Include elf/dwarf2.h.
10890 * dwarf2asm.c: Include elf/dwarf2.h.
10891 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
10892 * config/mmix/mmix.c: Include elf/dwarf2.h.
10893 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
10894 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
10895 * config/sh/sh.c: Include elf/dwarf2.h.
10896 * config/i386/i386.c: Include elf/dwarf2.h.
10898 2009-06-29 DJ Delorie <dj@redhat.com>
10900 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
10902 * doc/extend.texi: Add MeP attributes and pragmas.
10903 * doc/invoke.text: Add MeP Options.
10904 * doc/contrib.texi: Add MeP contribution.
10905 * doc/md.texi: Add MeP constraints.
10906 * doc/install.texi: Add MeP target.
10908 2009-06-30 Anatoly Sokolov <aesok@post.ru>
10910 * target.h (struct gcc_target): Add frame_pointer_required field.
10911 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
10912 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
10913 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
10915 * reload1.c (update_eliminables): (Ditto.).
10916 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
10917 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
10918 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
10920 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
10922 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
10923 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10924 (arm_frame_pointer_required): New function.
10926 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
10927 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10928 (avr_frame_pointer_required_p): Declare as static.
10929 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
10931 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
10932 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10933 (bfin_frame_pointer_required): Make as static, change return type
10935 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
10937 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
10938 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10939 (cris_frame_pointer_required): New function.
10941 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
10943 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
10944 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10945 (fr30_frame_pointer_required): New function.
10947 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
10948 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10949 (frv_frame_pointer_required): Make as static, change return type
10951 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
10953 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
10954 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10955 (ix86_frame_pointer_required): Make as static, change return type to
10957 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
10959 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
10960 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10962 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
10964 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
10966 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
10968 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
10969 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10970 (mips_frame_pointer_required): Make as static.
10971 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
10973 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
10974 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10975 (mmix_frame_pointer_required): Mew function.
10977 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
10978 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10980 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
10982 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
10984 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
10986 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
10987 (CAN_ELIMINATE): Redefine.
10988 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10989 (sparc_frame_pointer_required): New function.
10990 (sparc_can_eliminate): New function.
10991 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
10993 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
10994 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10996 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
10997 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10998 (xtensa_frame_pointer_required): Make as static, change return type
11000 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
11003 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
11005 * doc/plugins.texi: Document PLUGIN_START_UNIT.
11006 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
11007 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
11008 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
11009 (register_callback): Handle PLUGIN_START_UNIT.
11010 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
11012 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
11014 * tree.c (process_call_operands): Propagate TREE_READONLY from the
11016 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
11017 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
11019 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
11021 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
11024 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
11026 * doc/extend.texi (Additional Floating Types): __float128 is also
11027 supported on i386 targets.
11029 2009-06-29 Richard Guenther <rguenther@suse.de>
11031 PR middle-end/14187
11032 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
11034 (pt_solutions_same_restrict_base): Declare.
11035 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
11037 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
11038 (make_constraint_from, make_copy_constraint): Move earlier.
11039 (make_constraint_from_heapvar): New function.
11040 (make_constraint_from_restrict): Likewise.
11041 (handle_lhs_call): Use it.
11042 (find_func_aliases): Use it to track conversions to restrict
11043 qualified pointers.
11044 (struct fieldoff): Add only_restrict_pointers flag.
11045 (push_fields_onto_fieldstack): Initialize it.
11046 (create_variable_info_for): Track global restrict qualified pointers.
11047 (intra_create_variable_infos): Use make_constraint_from_heapvar.
11048 Track restrict qualified pointer arguments.
11049 (set_uids_in_ptset): Use varinfo is_global_var flag.
11050 (find_what_var_points_to): Set the vars_contains_restrict flag.
11051 Always create the points-to solution for sets including restrict tags.
11052 (pt_solutions_same_restrict_base): New function.
11053 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
11054 qualified pointers use pt_solutions_same_restrict_base as
11055 additional source for disambiguation.
11057 2009-06-29 Richard Guenther <rguenther@suse.de>
11059 PR middle-end/38212
11060 * alias.c (find_base_decl): Remove.
11061 (get_deref_alias_set_1): Remove restrict handling.
11062 * c-common.c (c_apply_type_quals_to_decl): Do not set
11063 DECL_POINTER_ALIAS_SET.
11064 * gimplify.c (find_single_pointer_decl_1): Remove.
11065 (find_single_pointer_decl): Likewise.
11066 (internal_get_tmp_var): Remove restrict handling.
11067 (gimple_regimplify_operands): Likewise.
11068 * omp-low.c (expand_omp_atomic_pipeline): Do not set
11069 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
11070 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
11071 * tree.c (restrict_base_for_decl): Remove.
11072 (init_ttree): Do not allocate it.
11073 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
11074 LABEL_DECL_UID for label decls.
11075 (copy_node_stat): Do not copy restrict information.
11076 (decl_restrict_base_lookup): Remove.
11077 (decl_restrict_base_insert): Likewise.
11078 (print_restrict_base_statistics): Likewise.
11079 (dump_tree_statistics): Do not call print_restrict_base_statistics.
11080 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
11081 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
11082 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
11083 (LABEL_DECL_UID): Adjust.
11084 (DECL_BASED_ON_RESTRICT_P): Remove.
11085 (DECL_GET_RESTRICT_BASE): Likewise.
11086 (SET_DECL_RESTRICT_BASE): Likewise.
11087 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
11089 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
11090 instead of DECL_POINTER_ALIAS_SET.
11091 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
11092 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
11093 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
11095 2009-06-29 Richard Guenther <rguenther@suse.de>
11097 PR tree-optimization/40579
11098 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
11099 the IL to simplify has constants that overflowed.
11101 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
11103 PR tree-optimization/40550
11104 * tree-vect-generic.c (expand_vector_operations_1): Compute in
11105 vector_compute_type only when the size of vector_compute_type is
11106 less than the size of type.
11108 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
11110 * fold-const.c (contains_label_1): Fix comments.
11111 (contains_label_p): Do not walk trees multiple time.
11113 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11115 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
11116 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
11117 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
11118 ix86_fp_comparison_operator.
11119 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
11120 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
11121 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
11122 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
11123 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
11124 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
11125 (related splits): Change predicate to ix86_fp_comparison_operator.
11126 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
11127 instead of ix86_fp_comparison_codes.
11128 (ix86_trivial_fp_comparison_operator,
11129 ix86_fp_comparison_operator): New.
11130 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
11131 (ix86_expand_compare): Eliminate last two parameters.
11132 (ix86_fp_jump_nontrivial_p): Kill.
11133 * config/i386/i386.c (put_condition_code): Eliminate call to
11134 ix86_fp_comparison_codes and subsequent assertion.
11135 (ix86_fp_comparison_codes): Eliminate.
11136 (ix86_fp_swap_condition): New.
11137 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
11138 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
11139 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
11140 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
11141 and ix86_fp_swap_condition.
11142 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
11143 Use ix86_fp_comparison_strategy.
11144 (ix86_expand_compare): Likewise. Eliminate last two arguments.
11145 (ix86_fp_jump_nontrivial_p): Eliminate.
11146 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
11147 call to ix86_expand_compare.
11148 (ix86_split_fp_branch, ix86_expand_setcc,
11149 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
11150 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
11152 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11154 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
11155 related to jump_clobbers.
11156 * config/arm/arm.md (conds): Remove jump_clob case.
11157 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
11158 splits): Change comparison_operator to arm_comparison_operator.
11159 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
11162 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11164 * dojump.c (do_compare_rtx_and_jump): Try swapping the
11165 condition for floating point modes.
11166 * expmed.c (emit_store_flag_1): Move here a bigger part
11167 of emit_store_flag.
11168 (emit_store_flag): Try swapping the condition for floating point
11170 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
11172 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11174 * expr.c (expand_expr_real_1): Just use do_store_flag.
11175 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
11176 emit_store_flag_force.
11177 * expmed.c (emit_store_flag_force): Copy here trick
11178 previously in expand_expr_real_1. Try reversing the comparison.
11179 (emit_store_flag_1): Work if target is NULL.
11180 (emit_store_flag): Work if target is NULL, using the result mode
11181 from the comparison. Use split_comparison, restructure final part
11182 to simplify conditionals.
11184 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11186 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
11187 * dojump.c (do_jump): Change handling of floating-point
11188 ops to use just do_compare_and_jump.
11189 (split_comparison): New.
11190 (do_compare_rtx_and_jump): Add here logic coming previously
11191 in do_jump, using split_comparison.
11193 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
11196 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
11198 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11200 * tree-ssa-alias.c: Fix unintentional commit.
11202 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11204 * passes.c (execute_one_pass): Fix unintentional commit.
11206 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11208 * df-problems.c (df_set_seen, df_unset_seen): Delete.
11209 (df_rd_local_compute, df_md_local_compute): Inline them.
11211 (df_md_scratch): New.
11212 (df_md_alloc, df_md_free): Allocate/free it.
11213 (df_md_local_compute): Only include live registers in init.
11214 (df_md_transfer_function): Prune the in-set computed by
11215 the confluence function, and the gen-set too.
11217 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11219 PR rtl-optimization/26854
11220 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
11221 * df-problems.c (df_rd_add_problem): Fix comment.
11222 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
11223 df_md_simulate_artificial_defs_at_top,
11224 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
11225 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
11226 df_md_transfer_function, df_md_init, df_md_confluence_0,
11227 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
11228 problem_MD, df_md_add_problem): New.
11229 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
11230 df_md_get_bb_info): New.
11231 (DF_LAST_PROBLEM_PLUS1): Adjust.
11233 * Makefile.in (fwprop.o): Include domwalk.h.
11234 * fwprop.c: Include domwalk.h.
11235 (reg_defs, reg_defs_stack): New.
11236 (bitmap_only_bit_between): Remove.
11237 (process_defs): New.
11238 (process_uses): Use reg_defs and local_md instead of
11239 bitmap_only_bit_between and local_rd.
11240 (single_def_use_enter_block): New, from build_single_def_use_links.
11241 (single_def_use_leave_block): New.
11242 (build_single_def_use_links): Remove code moved to
11243 single_def_use_enter_block, invoke domwalk.
11244 (use_killed_between): Adjust comment.
11246 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11248 * bitmap.h (bitmap_ior_and_into): New.
11249 * bitmap.c (bitmap_ior_and_into): New.
11251 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11253 * domwalk.h (struct dom_walk_data): Remove all callbacks except
11254 before_dom_children_before_stmts and after_dom_children_after_stmts.
11255 Rename the two remaining callbacks to just before_dom_children and
11256 after_dom_children. Remove other GIMPLE statement walking bits.
11257 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
11258 * graphite.c: Do not include domwalk.h.
11259 * tree-into-ssa.c (interesting_blocks): New global.
11260 (struct mark_def_sites_global_data): Remove it and names_to_rename.
11261 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
11262 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
11263 now that they're not domwalk callbacks.
11264 (rewrite_initialize_block): Rename to...
11265 (rewrite_enter_block): ... this, place after called functions. Test
11266 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
11267 (rewrite_finalize_block): Rename to...
11268 (rewrite_leave_block): ... this, place after called functions.
11269 (rewrite_update_init_block): Rename to...
11270 (rewrite_update_enter_block): ... this, place after called functions.
11271 Test interesting_blocks, call rewrite_update_stmt and
11272 rewrite_update_phi_arguments.
11273 (rewrite_update_fini_block): Rename to...
11274 (rewrite_leave_block): ... this, place after called functions.
11275 (rewrite_blocks): Remove last argument, simplify initialization of
11277 (mark_def_sites_initialize_block): Rename to...
11278 (mark_def_sites_block): ... this, call mark_def_sites.
11279 (mark_def_sites_blocks): Remove argument, simplify initialization of
11281 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
11282 (update_ssa): Likewise.
11283 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
11285 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
11286 (dom_opt_initialize_block): Rename to...
11287 (dom_opt_enter_block): ... this, place after called functions. Walk
11288 statements here, inline propagate_to_outgoing_edges.
11289 (dom_opt_finalize_block): Rename to...
11290 (dom_opt_leave_block): ... this, place after called functions.
11291 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
11293 (dse_enter_block, dse_record_phi): New.
11294 (dse_record_phis): Delete.
11295 (dse_finalize_block): Rename to...
11296 (dse_leave_block): ... this.
11297 (tree_ssa_dse): Simplify initialization of walk_data.
11298 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
11299 Adjust initialization of walk_data.
11300 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
11301 * tree-ssa-loop-phiopt.c (get_non_trapping):
11302 Adjust initialization of walk_data.
11303 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
11304 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
11305 it's not a domwalk callback.
11306 (uncprop_initialize_block): Rename to...
11307 (dse_enter_block): ... this, call uncprop_into_successor_phis.
11308 (dse_finalize_block): Rename to...
11309 (dse_leave_block): ... this.
11310 (tree_ssa_uncprop): Simplify initialization of walk_data.
11311 * Makefile.in: Adjust dependencies.
11313 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
11315 * arm.md (casesi): Fix test for Thumb1.
11316 (thumb1_casesi_internal_pic): Likewise.
11317 (thumb1_casesi_dispatch): Likewise.
11319 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
11321 * config/arm/arm-cores.def: Added core cortex-m0.
11322 * config/arm/arm-tune.md: Regenerated.
11323 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
11325 2009-06-26 DJ Delorie <dj@redhat.com>
11327 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
11329 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
11330 the scheduler doesn't tag jump insns.
11332 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
11334 * c-decl.c (merge_decls): Re-indent.
11336 2009-06-26 Janis Johnson <janis187@us.ibm.com>
11339 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
11340 Special-case decimal float constants.
11342 2009-06-26 Richard Henderson <rth@redhat.com>
11344 * function.h (struct function): Add cannot_be_copied_reason,
11345 and cannot_be_copied_set.
11346 * tree-inline.c (has_label_address_in_static_1): Rename from
11347 inline_forbidden_p_2; don't set inline_forbidden_reason here.
11348 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
11349 don't set inline_forbidden_reason.
11350 (copy_forbidden): New function, split out of inline_forbidden_p.
11351 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
11352 (inline_forbidden_p): Use copy_forbidden.
11353 (tree_versionable_function_p): Likewise.
11354 (inlinable_function_p): Merge into tree_inlinable_function_p.
11355 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
11356 * ipa-cp.c (ipcp_versionable_function_p): New function.
11357 (ipcp_cloning_candidate_p): Use it.
11358 (ipcp_node_modifiable_p): Likewise.
11360 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
11362 * builtins.c (expand_builtin_alloca): Handle builtin alloca
11363 that is marked not to be inlined. Remove flag_mudflap use.
11364 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
11365 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
11367 2009-06-26 Steve Ellcey <sje@cup.hp.com>
11370 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
11371 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
11373 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
11375 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
11377 (__mingwthr_remove_key_dtor): Likewise.
11379 2009-06-26 Richard Guenther <rguenther@suse.de>
11381 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
11383 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
11385 PR middle-end/40525
11386 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
11387 try the non-cond_exec path also.
11389 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11392 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
11393 (output_cbranch): Use new functions.
11394 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
11397 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
11398 Pat Haugen <pthaugen@us.ibm.com>
11399 Revital Eres <ERES@il.ibm.com>
11401 * config/rs6000/rs6000.c (print_operand): Correct lossage message
11402 for %c error. Add %x support to print VSX registers as a unified
11403 register set, instead of separate float and altivec registers.
11404 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
11405 %y case, and add support for VSX pre-modify addresses.
11406 (output_toc): Add assert for CONST containing an integer constant
11408 (rs6000_adjust_cost): Add POWER7 support.
11409 (insn_must_be_first_in_group): Ditto.
11410 (insn_must_be_last_in_group): Ditto.
11411 (rs6000_emit_popcount): Ditto.
11412 (rs6000_vector_mode_supported_p): Ditto.
11414 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
11415 Change some of the functions called by macros to being called
11416 through a pointer, so debug functions can be inserted if
11417 -mdebug=addr or -mdebug=cost.
11418 (rs6000_preferred_reload_class_ptr): Ditto.
11419 (rs6000_secondary_reload_class_ptr): Ditto.
11420 (rs6000_secondary_memory_needed_ptr): Ditto.
11421 (rs6000_cannot_change_mode_class_ptr): Ditto.
11422 (rs6000_secondary_reload_inner): Ditto.
11423 (rs6000_legitimize_reload_address): Ditto.
11424 (rs6000_legitimize_reload_address_ptr): Ditto.
11425 (rs6000_mode_dependent_address): Ditto.
11426 (rs6000_mode_dependent_address_ptr): Ditto.
11428 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
11429 function to return true if the mode allows reg + integer
11431 (virtual_stack_registers_memory_p): New function to return true if
11432 the address refers to a virtual stack register.
11433 (rs6000_legitimate_offset_address_p): Move code to say whether a
11434 mode supports reg+int addressing to reg_offset_addressing_ok_p and
11436 (rs6000_legitimate_address_p): Add checks for modes that only can
11437 do reg+reg addressing. Start adding VSX support.
11438 (rs6000_legitimize_reload_address): Ditto.
11439 (rs6000_legitimize_address): Ditto.
11440 (rs6000_debug_legitimate_address_p): New debug functions for
11441 -mdebug=addr and -mdebug=cost.
11442 (rs6000_debug_rtx_costs): Ditto.
11443 (rs6000_debug_address_costs): Ditto.
11444 (rs6000_debug_adjust_cost): Ditto.
11445 (rs6000_debug_legitimize_address): Ditto.
11446 (rs6000_legitimize_reload_address_ptr): Point to call normal
11447 function or debug function. Make functions called via pointer
11449 (rs6000_mode_dependent_address_ptr): Ditto.
11450 (rs6000_secondary_reload_class_ptr): Ditto.
11451 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
11452 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
11453 into a friendlier error.
11454 (rs6000_init_builtins): Add initial VSX support.
11455 (rs6000_adjust_cost): Fix some spacing issues.
11457 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
11458 (REG_CLASS_NAMES): Ditto.
11459 (REG_CLASS_CONTENTS): Ditto.
11460 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
11461 pointer, to add -mdebug=addr support.
11462 (CANNOT_CHANGE_MODE_CLASS): Ditto.
11463 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
11464 -mdebug=addr support.
11465 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
11466 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
11467 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
11469 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
11471 (bswapsi*): Set attribute types for load/store. Add combiner
11472 patterns to eliminate zero extend on 64-bit.
11473 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
11474 stdbrx if the hardware supports those instructions.
11476 2009-06-25 Ian Lance Taylor <iant@google.com>
11478 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
11479 (Link Options): Document -static-libstdc++.
11481 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
11484 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
11485 DATA_ALIGNMENT instead.
11487 2009-06-25 Richard Guenther <rguenther@suse.de>
11489 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
11490 indirect references against the callused/escaped solutions.
11491 (call_may_clobber_ref_p_1): Likewise.
11493 2009-06-25 Martin Jambor <mjambor@suse.cz>
11495 PR tree-optimization/40493
11496 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
11497 (enum unscalarized_data_handling): New type.
11498 (handle_unscalarized_data_in_subtree): Return what has been done.
11499 (load_assign_lhs_subreplacements): Handle left flushes differently.
11500 (sra_modify_assign): Use unscalarized_data_handling, simplified
11501 condition determining whether to remove the statement.
11503 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
11505 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
11506 excerpt - @ should be doubled for texinfo.
11508 2009-06-24 Ian Lance Taylor <iant@google.com>
11510 * config/arc/arc.c: Include "df.h".
11511 (arc_attribute_table): Make static. Move higher in file.
11512 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
11513 (output_shift): Initialize n later to avoid warning.
11514 * config/arm/arm.c (arm_attribute_table): Make static. Move
11516 * config/avr/avr.c (avr_attribute_table): Make static. Move
11518 (reg_class_tab): Change array type from int to enum reg_class.
11519 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
11521 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
11522 (lshrhi3_out): Likewise.
11523 (class_likely_spilled_p): Change return type to bool.
11524 (avr_rtx_costs): Use local code variable with enum type.
11525 * config/avr/avr.md (movmemhi): Use add_reg_note.
11526 (andhi3, andsi3): Don't use AS2 with "and".
11527 (iorhi3, iorsi3): Don't use AS2 with "or".
11528 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
11529 * config/crx/crx.c: Include "df.h".
11530 (crx_attribute_table): Make static.
11531 * config/m32r/m32r.c: Include "df.h".
11532 (m32r_attribute_table): Make static. Move higher in file.
11533 (pop): Use add_reg_note.
11534 (block_move_call): Change 0 to LCT_NORMAL in function call.
11535 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
11536 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
11537 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
11538 declare, not just when TREE_CODE is defined.
11539 * config/m68hc11/m68hc11.c: Include "expr.h".
11540 (m68hc11_attribute_table): Make static. Move higher in file.
11541 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
11543 (m68hc11_register_indirect_p): Likewise.
11544 (m68hc11_function_arg_padding): Change return type to enum
11546 (emit_move_after_reload): Use add_reg_note.
11547 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
11548 (m68hc11_split_logical): Likewise.
11549 (m68hc11_rtx_costs): Add local code_and outer_code variables with
11551 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
11552 to VOIDmode in function call.
11553 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
11555 (m68hc11_split_logical): Update declaration.
11556 (m68hc11_function_arg_padding): Update declaration.
11557 * config/mcore/mcore.c (regno_reg_class): Change form array of int
11558 to array of enum reg_class.
11559 (mcore_attribute_table): Make static. Move higher in file.
11560 (mcore_rtx_costs): Add cast to enum type.
11561 * config/mcore/mcore.h (regno_reg_class): Update declaration.
11562 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
11563 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
11565 * config/sh/predicates.md (trapping_target_operand): Rename and to
11567 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
11569 * config/spu/spu.c (spu_attribute_table): Make static. Move
11571 * config/v850/v850.c (v850_attribute_table): Make static. Move
11573 (v850_rtx_costs): Use local code with enum type.
11574 (expand_epilogue): Add cast.
11575 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
11577 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
11580 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
11581 -m2a-single-only and -m2a-nofpu.
11582 * config/sh/sh.opt: Document m2a generates FPU code.
11584 2009-06-24 Anatoly Sokolov <aesok@post.ru>
11586 * defaults.h (CAN_ELIMINATE): Provide default.
11587 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
11588 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
11589 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
11590 * config/spu/spu.h (CAN_ELIMINATE): Delete.
11591 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
11592 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
11593 * config/cris/cris.h (CAN_ELIMINATE): Delete.
11594 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
11595 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
11596 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
11598 2009-06-24 DJ Delorie <dj@redhat.com>
11600 * mep-ext-cop.cpu: Fix copyright notice.
11601 * mep-default: Fix copyright notice.
11602 * mep-core: Fix copyright notice.
11603 * mep: Fix copyright notice.
11604 * mep-ivc2: Fix copyright notice.
11605 * mep-c5: Fix copyright notice.
11607 2009-06-24 Denis Chertykov <chertykov@gmail.com>
11609 * doc/contrib.texi (Contributors):
11611 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
11613 PR middle-end/40501
11614 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
11615 src and dst operands if necessary.
11617 2009-06-23 DJ Delorie <dj@redhat.com>
11620 * config.gcc: Add mep support.
11621 * recog.c: Resurrect validate_replace_rtx_subexp().
11622 * recog.h: Likewise.
11623 * config/mep/: Add new port:
11624 * config/mep/constraints.md: New file.
11625 * config/mep/default.h: New file.
11626 * config/mep/intrinsics.h: New file.
11627 * config/mep/intrinsics.md: New file.
11628 * config/mep/ivc2-template.h: New file.
11629 * config/mep/mep-c5.cpu: New file.
11630 * config/mep/mep-core.cpu: New file.
11631 * config/mep/mep-default.cpu: New file.
11632 * config/mep/mep-ext-cop.cpu: New file.
11633 * config/mep/mep-intrin.h: New file.
11634 * config/mep/mep-ivc2.cpu: New file.
11635 * config/mep/mep-lib1.asm: New file.
11636 * config/mep/mep-lib2.c: New file.
11637 * config/mep/mep-pragma.c: New file.
11638 * config/mep/mep-protos.h: New file.
11639 * config/mep/mep-tramp.c: New file.
11640 * config/mep/mep.c: New file.
11641 * config/mep/mep.cpu: New file.
11642 * config/mep/mep.h: New file.
11643 * config/mep/mep.md: New file.
11644 * config/mep/mep.opt: New file.
11645 * config/mep/predicates.md: New file.
11646 * config/mep/t-mep: New file.
11648 2009-06-23 Ian Lance Taylor <iant@google.com>
11650 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
11651 from loose_warn into c_loose_warn and from strict_warn into
11652 c_strict_warn. Set and substitute warn_cxxflags. Check for
11653 --enable-build-with-cxx. Set and substitute
11654 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
11655 * Makefile.in (CXXFLAGS): New variable.
11656 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
11657 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
11658 the default is the same as $(STRICT_WARN).
11659 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
11660 (CXX): New variable.
11661 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
11662 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
11663 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
11664 (HOST_LIBS): New variable.
11665 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
11666 (ALL_CXXFLAGS): New variable.
11667 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
11668 * doc/install.texi (Configuration): Document
11669 --enable-build-with-cxx, --with-stage1-ldflags,
11670 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
11671 * configure: Rebuild.
11673 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11675 * config/arm/arm.c (arm_override_options): Fix braces and formatting
11676 from previous commit.
11678 2009-06-23 Ian Lance Taylor <iant@google.com>
11680 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
11682 2009-06-23 Ian Lance Taylor <iant@google.com>
11684 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
11685 with ATTRIBUTE_UNUSED.
11687 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
11688 Pat Haugen <pthaugen@us.ibm.com>
11689 Revital Eres <eres@il.ibm.com>
11691 * config.in (HAVE_AS_POPCNTD): Add default definition.
11692 (HAVE_AS_LWSYNC): Ditto.
11694 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
11696 (gcc_cv_as_powerpc_cmpb): Ditto.
11697 (gcc_cv_as_powerpc_dfp): Ditto.
11698 (gcc_cv_as_powerpc_vsx): Ditto.
11699 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
11700 supporting the popcntd/lwsync instructions.
11701 (gcc_cv_as_powerpc_lwsync): Ditto.
11702 * configure: Regenerate.
11704 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
11705 -mcpu=native and -mcpu=power7.
11706 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
11708 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
11709 a variable instead of a mask to reduce the number of mask bits.
11710 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
11711 (-mbit-word): Ditto.
11712 (-mregnames): Ditto.
11713 * config/rs6000/rs6000.opt (-mupdate): Ditto.
11714 (-mfused-madd): Ditto.
11716 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
11718 (-mvsx): New switch for VSX instructions.
11719 (-misel): Move from a variable to a mask to allow it to be set by
11722 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
11723 function declaration to an array declaration.
11724 (rs6000_hard_regno_nregs): New external array declaration.
11726 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
11727 files included by rs6000.md.
11729 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
11730 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
11732 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
11734 (rs6000_debug_reg): New -mdebug= variables.
11735 (rs6000_debug_addr): Ditto.
11736 (rs6000_debug_cost): Ditto.
11737 (rs6000_pmode): New variable to hold Pmode.
11738 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
11739 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
11740 calculated at compiler start.
11741 (rs6000_hard_regno_nregs): Change function to an array which holds
11742 HARD_REGNO_NREGS calculated at compiler start.
11743 (rs6000_explicit_options): Delete isel field.
11744 (rs6000_vector_unit): New array to hold which vector unit
11745 supports arithmetic options for a given type.
11746 (rs6000_vector_mem): New array to hold which vector unit supports
11747 memory reference operations for a given type.
11748 (rs6000_vector_align): New array to given the alignment of each
11750 (power7_cost): New basic costs for power7.
11751 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
11752 (rs6000_hard_regno_nregs_internal): New function, moved from
11753 HARD_REGNO_NREGS, to calculate the number of registers each hard
11754 register takes for each type.
11755 (rs6000_debug_reg_print): New function for -mdebug=reg support.
11756 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
11757 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
11758 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
11759 unit information here so it is calculated once at compiler startup
11761 (rs6000_override_options): Make -misel a target mask. Add more
11762 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
11763 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
11765 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
11766 (rs6000_handle_option): Move -misel from variable to target mask.
11767 (rs6000_builtin_mask_for_load): Add VSX support.
11768 (rs6000_conditional_register_usage): Ditto.
11769 (USE_ALTIVEC_FOR_ARG_P): Ditto.
11770 (function_arg_boundary): Ditto.
11771 (rs6000_expand_builtin): Ditto.
11772 (def_builtin): Make abort message a little friendlier.
11773 (rs6000_emit_int_cmove): Add support for 64-bit isel.
11775 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
11776 assembler support the popcntd instruction instead of a vsx
11777 instruction to enable power7 support.
11778 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
11779 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
11780 option to the assembler if -mcpu=native.
11781 (ASM_CPU_NATIVE_SPEC): Ditto.
11782 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
11784 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
11785 the lwsync instruction.
11786 (enum processor_type): Add PROCESSOR_POWER7.
11787 (rs6000_debug_reg): New -mdebug= options.
11788 (rs6000_debug_addr): Ditto.
11789 (rs6000_debug_cost): Ditto.
11790 (rs6000_isel): Delete.
11791 (enum rs6000_vector): New enum to say what vector unit we have.
11792 (VECTOR_UNIT_*): New macros to say which vector unit has
11793 arithmetic operations for a given type.
11794 (VECTOR_MEM_*): New macros to say which vector unit has memory
11795 operations for a given type.
11796 (TARGET_LDBRX): Whether the machine supports the ldbrx
11798 (TARGET_ISEL): Delete, -misel moved to be a mask.
11799 (TARGET_ISEL64): New macro for 64-bit isel support.
11800 (UNITS_PER_VSX_WORD): New macro.
11801 (POINTER_SIZE): Move to be an external variable, rather than
11802 calculating whether we are generating 32 ot 64-bit code.
11804 (STACK_BOUNDARY): Add VSX support.
11805 (LOCAL_ALIGNMENT): Ditto.
11806 (SLOW_UNALIGNED_ACCESS): Ditto.
11807 (VSX_REGNO_P): New macro for VSX support.
11808 (VFLOAT_REGNO_P): Ditto.
11809 (VINT_REGNO_P): Ditto.
11810 (VLOGICAL_REGNO_P): Ditto.
11811 (VSX_VECTOR_MODE): Ditto.
11812 (VSX_SCALAR_MODE): Ditto.
11814 (VSX_MOVE_MODE): Ditto.
11815 (VSX_REG_CLASS_P): Ditto.
11816 (HARD_REGNO_NREGS): Instead of calling a function, use an array
11818 (UNITS_PER_SIMD_WORD): Add VSX support.
11819 (MODES_TIEABLE_P): Ditto.
11820 (STARTING_FRAME_OFFSET): Ditto.
11821 (STACK_DYNAMIC_OFFSET): Ditto.
11822 (EPILOGUE_USES): Ditto.
11823 (REGNO_REG_CLASS): Move to array lookup.
11824 (CLASS_MAX_NREGS): Ditto.
11825 (rs6000_vector_reg_class): Add declaration.
11826 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
11827 overlap with the floating point and Altivec registers.
11829 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
11831 * config/rs6000/driver-rs6000.c (asm_names): New static array to
11832 give the appropriate asm switches if -mcpu=native.
11833 (host_detect_local_cpu): Add support for "asm".
11834 (host_detect_local_cpu): Follow GNU code guidelines for name.
11836 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
11837 -mbit-word to a variable instead of being a target mask.
11839 * config/rs6000/sync.md (lwsync): If the assembler supports it,
11840 emit the lwsync instruction instead of emitting the instruction as
11841 an integer constant.
11843 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
11844 fixuns_trundfsi2, move expander into rs6000.md.
11846 * config/rs6000/rs6000.md (cpu): Add power7.
11847 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
11848 (logical predicate patterns): Change the single instruction
11849 primitives that set CR0 to be fast_compare instead of compare.
11851 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
11852 (popcntddi2): Ditto.
11853 (popcount<mode>): Ditto.
11854 (floating multiply/add insns): Name the floating point
11855 multiply/add insns.
11856 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
11857 (isel_unsigned_<mode>): Ditto.
11858 (fixuns_trundfsi2): Move expander here from spe.md.
11859 (smindi3): Define if we have -misel on 64-bit systems.
11864 2009-06-23 Anatoly Sokolov <aesok@post.ru>
11866 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
11868 * config/avr/avr.c (avr_current_device): New variable.
11869 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
11870 (avr_arch, mcu_type_s): Move to avr.h.
11871 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
11872 default_data_section_start fields.
11873 (avr_arch): Moved from avr.c.
11874 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
11875 library_name fields.
11876 (avr_current_device, avr_mcu_types, avr_arch_types,
11877 avr_device_to_arch, avr_device_to_data_start,
11878 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
11879 (EXTRA_SPEC_FUNCTIONS): Define.
11880 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
11881 options mapping. Use device_to_arch and device_to_data_start insted.
11882 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
11883 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
11884 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
11885 * config/avr/driver-avr.c: New file.
11886 * config/avr/avr-devices.c: New file.
11888 2009-06-23 Jakub Jelinek <jakub@redhat.com>
11890 * var-tracking.c (unshare_variable): Force initialized to
11891 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
11892 (set_variable_part): Likewise.
11893 (struct variable_union_info): Remove pos_src field.
11894 (vui_vec, vui_allocated): New variables.
11895 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
11896 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
11897 == 1 use a simpler sorting algorithm. Compute pos field right
11898 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
11899 Avoid quadratic comparison if !flag_var_tracking_uninit.
11900 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
11901 unshare_variable unconditionally.
11902 (dataflow_set_different_2): Removed.
11903 (dataflow_set_different): Don't traverse second hash table.
11904 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
11905 unconditionally to var_reg_set or var_mem_set.
11906 (emit_notes_in_bb): Likewise.
11907 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
11909 (emit_note_insn_var_location): Don't set initialized to
11910 VAR_INIT_STATUS_INITIALIZED early.
11911 (vt_finalize): Free vui_vec if needed, clear vui_vec and
11913 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
11915 * tree-object-size.c (addr_object_size): Instead of checking
11916 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
11917 are no FIELD_DECLs following it.
11919 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
11921 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
11922 order to match bswaps with signed source operands.
11924 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11926 * sdbout.c (sdbout_one_type): Fix braces in switch.
11928 2009-06-23 Richard Guenther <rguenther@suse.de>
11930 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
11932 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
11933 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
11934 var_callused, callused_tree, var_storedanything, storedanything_tree,
11935 var_integer, integer_tree): Remove global variables.
11936 (new_var_info): Do not pass new id, append the new var to the
11937 global variable vector.
11938 (do_ds_constraint): Use is_global_var member of the variable-info.
11939 (new_scalar_tmp_constraint_exp): Adjust.
11940 (create_function_info_for): Likewise.
11941 (create_variable_info_for): Likewise.
11942 (find_what_var_points_to): Remove dead code.
11943 (init_base_vars): Simplify.
11944 (compute_points_to_sets): Adjust.
11946 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
11948 * combine.c (try_combine): Dump information about the insns we're
11951 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
11953 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
11954 check when calling force_to_mode on TRUNCATE's operand.
11956 2009-06-22 Ian Lance Taylor <iant@google.com>
11958 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
11960 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
11962 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
11964 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11966 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
11967 override library linkage flags such as -static-libgcc or
11970 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
11972 * config/m68k/m68k-devices.def: Add line for MCF5221x.
11974 2009-06-22 Ian Lance Taylor <iant@google.com>
11976 * config/linux.opt: Put mglibc ahead of muclibc.
11978 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
11979 for duplicate decls.
11981 2009-06-22 Matthias Klose <doko@ubuntu.com>
11983 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
11985 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
11988 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
11989 instead of NULL if a parser error occurs.
11991 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11993 * dwarf2out.c (dwarf2_debug_hooks): Initialize
11994 non-DWARF2_DEBUGGING_INFO version.
11996 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
11998 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
11999 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
12001 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
12002 (LIBGCC2_TF_CEXT): Define.
12005 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12008 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
12010 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12012 * config/arm/arm.c (arm_override_options): Disable
12013 -mcaller-super-interworking and -mcallee-super-interworking.
12014 * doc/invoke.texi (ARM Options): Document this.
12016 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
12018 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
12019 * config/arm/constraints.md (j): New constraint for movw operands.
12020 (N): Remove thumb2 meaning.
12021 * config/arm/arm.md (*arm_movw): Delete.
12022 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
12023 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
12024 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
12026 2009-06-22 Martin Jambor <mjambor@suse.cz>
12028 PR tree-optimization/40492
12029 * tree-sra.c (sra_modify_assign): Pass zero offsets to
12030 build_ref_for_offset.
12032 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
12034 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
12035 JUMP_TABLE_DATA_P predicates where applicable.
12036 * auto-inc-dec.c: Ditto.
12037 * builtins.c: Ditto.
12038 * caller-save.c: Ditto.
12040 * cfgcleanup.c: Ditto.
12041 * cfglayout.c: Ditto.
12043 * combine.c: Ditto.
12044 * combine-stack-adj.c: Ditto.
12048 * df-scan.c: Ditto.
12050 * dwarf2asm.c: Ditto.
12051 * dwarf2out.c: Ditto.
12052 * emit-rtl.c: Ditto.
12058 * function.c: Ditto.
12061 * genpreds.c: Ditto.
12062 * genrecog.c: Ditto.
12064 * ira-costs.c: Ditto.
12065 * ira-lives.c: Ditto.
12067 * loop-iv.c: Ditto.
12068 * lower-subreg.c: Ditto.
12069 * modulo-sched.c: Ditto.
12071 * postreload.c: Ditto.
12072 * print-rtl.c: Ditto.
12074 * reginfo.c: Ditto.
12075 * regmove.c: Ditto.
12076 * reload1.c: Ditto.
12079 * rtlanal.c: Ditto.
12081 * sched-vis.c: Ditto.
12083 * sel-sched-ir.c: Ditto.
12084 * simplify-rtx.c: Ditto.
12085 * targhooks.c: Ditto.
12086 * var-tracking.c: Ditto.
12087 * vmsdbgout.c: Ditto.
12089 2009-06-22 Matthias Klose <doko@ubuntu.com>
12091 * Makefile.in (install-plugin): Always use DESTDIR.
12093 2009-06-22 Olivier Hainque <hainque@adacore.com>
12095 * config/pa/pa.c (output_call): Don't optimize post call jumps
12096 into return address adjustments if the call may throw.
12098 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
12100 * arm.c (thumb1_output_casesi): New function.
12101 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
12102 optimizing for size or PIC.
12103 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
12104 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
12105 (casesi): Handle Thumb-1 when optimizing for size or PIC.
12106 (thumb1_casesi_internal_pic): New expand rule.
12107 (thumb1_casesi_dispatch): New pattern.
12108 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
12110 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
12111 in the text seciton when PIC or optimizing for size.
12112 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
12113 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
12114 preservation properties of code.
12115 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
12116 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
12117 (__gnu_thumb1_case_si): New function.
12118 * t-arm (LIB1ASMSRC): Define here.
12119 (LIB1ASMFUNCS): Add some common functions.
12120 * t-arm-elf (LIB1ASMSRC): Delete.
12121 (LIB1ASMFUNCS): Append to existing set.
12122 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12123 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12124 * t-symbian (LIB1ASMFUNCS): Likewise.
12125 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12126 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12128 2009-06-21 Richard Guenther <rguenther@suse.de>
12130 PR tree-optimization/38729
12131 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
12132 to loops with a single exit if -fno-expensive-optimizations.
12134 2009-06-21 Jakub Jelinek <jakub@redhat.com>
12136 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
12137 (dataflow_set): Change vars type from htab_t to shared_hash.
12138 (shared_hash_pool, empty_shared_hash): New variables.
12139 (vars_clear): Removed.
12140 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
12141 shared_hash_find_slot_unshare, shared_hash_find_slot,
12142 shared_hash_find_slot_noinsert, shared_hash_find): New
12144 (shared_hash_unshare, shared_hash_destroy): New functions.
12145 (unshare_variable): Unshare set->vars if shared, use
12147 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
12148 (get_init_value, find_src_set_src, dump_dataflow_set,
12149 clobber_variable_part, emit_notes_for_differences): Use
12151 (dataflow_set_init): Remove second argument, set vars to
12152 empty_shared_hash instead of creating a new htab.
12153 (dataflow_set_clear): Call shared_hash_destroy and set vars
12154 to empty_shared_hash instead of calling vars_clear.
12155 (dataflow_set_copy): Don't call vars_copy, instead just share
12156 the src htab with dst.
12157 (variable_union): Use shared_hash_*, use initially NO_INSERT
12158 lookup if set->vars is shared. Don't keep slot cleared before
12159 calling unshare_variable. Unshare set->vars if needed.
12160 Even ->refcount == 1 vars must be unshared if set->vars is shared
12161 and var needs to be modified.
12162 (variable_canonicalize): New function.
12163 (dataflow_set_union): If dst->vars is empty, just share src->vars
12164 with dst->vars and traverse with variable_canonicalize to canonicalize
12165 and unshare what is needed.
12166 (dataflow_set_different): If old_set and new_set use the same shared
12167 htab, they aren't different. If number of htab elements is different,
12168 htabs are different. Use shared_hash_*.
12169 (dataflow_set_destroy): Call shared_hash_destroy instead of
12171 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
12172 second argument to dataflow_set_init.
12173 (vt_initialize): Likewise. Initialize shared_hash_pool and
12174 empty_shared_hash, move bb in/out initialization afterwards.
12175 Use variable_htab_free instead of NULL as changed_variables del hook.
12176 (variable_was_changed): Change type of second argument to pointer to
12177 dataflow_set. When inserting var into changed_variables, bump
12178 refcount. Unshare set->vars if set is shared htab and slot needs to
12180 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
12181 lookup if set->vars is shared. Unshare set->vars if needed.
12182 Even ->refcount == 1 vars must be unshared if set->vars is shared
12183 and var needs to be modified. Adjust variable_was_changed caller.
12184 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
12185 vars must be unshared if set->vars is shared and var needs to be
12186 modified. Adjust variable_was_changed caller.
12187 (emit_note_insn_var_location): Don't pool_free var.
12188 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
12190 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
12191 free_alloc_pool on shared_hash_pool.
12193 2009-06-20 Anthony Green <green@moxielogic.com>
12195 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
12196 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
12198 2009-06-20 Richard Guenther <rguenther@suse.de>
12200 * tree-ssa-structalias.c (find_func_aliases): For memset use
12201 a constraint from NULL if we memset to zero.
12202 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
12203 we explicitly handle that do not read from memory.
12204 (call_may_clobber_ref_p_1): Properly handle builtins that may
12207 2009-06-20 Richard Guenther <rguenther@suse.de>
12209 PR tree-optimization/40495
12210 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
12211 (new_scalar_tmp_constraint_exp): New function.
12212 (process_constraint): Do not create temporary decls.
12213 (process_all_all_constraints): Likewise.
12214 (handle_const_call): Likewise.
12215 (create_function_info_for): Do not set decl.
12217 2009-06-19 Ian Lance Taylor <iant@google.com>
12219 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
12220 (rs6000_attribute_table): Make static; move before use.
12222 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
12224 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
12225 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
12226 Propagate the TREE_READONLY flag without overwriting it.
12227 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
12228 Propagate the TREE_READONLY flag onto the result.
12229 (process_call_operands): Move around. Use correct constant value.
12231 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12234 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
12235 * config/arm/arm.md: Likewise.
12237 2009-06-19 Ian Lance Taylor <iant@google.com>
12239 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
12240 to GIMPLE_ERROR_MARK.
12242 * c-typeck.c (build_conditional_expr): Add op1_original_type and
12243 op2_original_type parameters. Warn about using different enum types.
12244 * c-parser.c (c_parser_conditional_expression): Pass original
12245 types to build_conditional_expr.
12246 * c-tree.h (build_conditional_expr): Update declaration.
12248 2009-06-19 Ian Lance Taylor <iant@google.com>
12250 * config/i386/i386.c (ix86_function_specific_save): Test that
12251 fields match values, rather than testing the values are in a
12254 2009-06-19 Richard Guenther <rguenther@suse.de>
12256 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
12257 ADDR_EXPR pointers.
12258 (ptr_derefs_may_alias_p): Likewise.
12259 (ptr_deref_may_alias_ref_p_1): New function.
12260 (ptr_deref_may_alias_ref_p): Likewise.
12261 (ref_maybe_used_by_call_p_1): Handle builtins that are not
12262 covered by looking at the ESCAPED solution.
12263 (call_may_clobber_ref_p_1): Likewise.
12264 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
12265 Handle NULL_TREE offset. Do not produce redundant constraints.
12266 (process_all_all_constraints): New helper function.
12267 (do_structure_copy): Use it.
12268 (handle_lhs_call): Likewise.
12269 (find_func_aliases): Handle some builtins with pointer arguments
12270 and/or return values explicitly.
12272 2009-06-19 Ian Lance Taylor <iant@google.com>
12274 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
12276 2009-06-19 Ian Lance Taylor <iant@google.com>
12278 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
12280 2009-06-19 Ian Lance Taylor <iant@google.com>
12282 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
12283 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
12286 * c-decl.c (finish_decl): If -Wc++-compat, warn about
12287 uninitialized const.
12289 2009-06-19 Ian Lance Taylor <iant@google.com>
12291 * dse.c (struct store_info): Rename bitmap field to bmap. Change
12294 * c-decl.c (in_struct, struct_types): Remove.
12295 (struct c_binding): Add in_struct field.
12296 (c_binding_ptr): Define type, along with VEC.
12297 (struct c_struct_parse_info): Define.
12298 (struct_parse_info): New static variable.
12299 (bind): Initialize in_struct field.
12300 (start_struct): Remove enclosing_in_struct and
12301 enclosing_struct_types parameters. Add
12302 enclosing_struct_parse_info parameter. Change all callers. Set
12303 struct_parse_info rather than in_struct and struct_types.
12304 (grokfield): If -Wc++-compat and there is a symbol binding for the
12305 field name, set the in_struct flag and push it on the
12306 struct_parse_info->fields vector.
12307 (warn_cxx_compat_finish_struct): New static function.
12308 (finish_struct): Remove enclosing_in_struct and
12309 enclosing_struct_types parameters. Add
12310 enclosing_struct_parse_info parameter. Change all callers. Don't
12311 set C_TYPE_DEFINED_IN_STRUCT here. Call
12312 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
12313 parameter. Only push on struct_types if warn_cxx_compat.
12314 (finish_enum): Only push on struct_types if warn_cxx_compat.
12315 (declspecs_add_type): Add loc parameter. Change all callers.
12316 Change all error calls to error_at. Pass loc, not input_location,
12317 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
12318 defined in a struct. If -Wc++-compat and parsing a struct, record
12319 that a typedef name was used.
12320 * c-parser.c (c_parser_declspecs): Get location to pass to
12321 declspecs_add_type.
12322 (c_parser_struct_or_union_specifier): Update calls to start_struct
12324 * c-tree.h (struct c_struct_parse_info): Declare.
12325 (finish_struct, start_struct): Update declarations.
12326 (declspecs_add_type): Update declaration.
12328 2009-06-19 Ian Lance Taylor <iant@google.com>
12330 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
12331 variable with an anonymous type.
12333 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
12335 * see.c: Remove for real.
12337 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
12339 * optabs.h (enum optab_index): Add new OTI_significand.
12340 (significand_optab): Define corresponding macro.
12341 * optabs.c (init_optabs): Initialize significand_optab.
12342 * genopinit.c (optabs): Implement significand_optab using
12343 significand?f2 patterns.
12344 * builtins.c (expand_builtin_mathfn): Handle
12345 BUILT_IN_SIGNIFICAND{,F,L}.
12346 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
12347 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
12349 * config/i386/i386.md (significandxf2, significand<mode>2): New
12350 expanders to implement significandf, significand and significandl
12351 built-ins as inline x87 intrinsics.
12353 2009-06-18 Anatoly Sokolov <aesok@post.ru>
12355 * config/avr/avr.c (avr_override_options): Remove setting value of
12356 PARAM_INLINE_CALL_COST.
12358 2009-06-18 Richard Henderson <rth@redhat.com>
12361 * tree-pass.h (TDF_ASMNAME): New.
12362 * tree-dump.c (dump_options): Add asmname.
12363 * doc/invoke.texi: Document it.
12365 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
12366 (dump_decl_name): ...here.
12367 (dump_function_name): New flags arg; mind TDF_ASMNAME.
12368 (dump_generic_node): Update dump_function_name calls.
12369 (print_call_name): New flags arg; update all dump calls.
12370 * diagnostic.h (print_call_name): Update.
12371 * gimple-pretty-print.c (dump_gimple_call): Update.
12373 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
12376 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
12378 2009-06-18 Diego Novillo <dnovillo@google.com>
12380 * doc/plugins.texi: Document plugin_is_GPL_compatible.
12381 * plugin.c (str_license): Declare.
12382 (try_init_one_plugin): Assert that the symbol
12383 'plugin_is_GPL_compatible' exists.
12385 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
12388 * Makefile.in (OBJS-common): Remove see.o.
12390 * common.opt (fsee): Mark as preserved for backward compatibility.
12391 * opts.c (common_handle_option): Add OPT_fsee to the backward
12392 compatibility section.
12393 * passes.c (init_optimization_passes, pass_see): Remove pass.
12394 * timevar.def (TV_SEE): Remove.
12395 * tree-pass.h (pass_see): Remove declaration.
12396 * doc/invoke.texi (-fsee): Remove documentation.
12398 2009-06-18 Martin Jambor <mjambor@suse.cz>
12400 * tree-sra.c: Include statistics.h
12401 (sra_stats): New variable.
12402 (sra_initialize): Clear sra_stats.
12403 (create_access_replacement): Increment sra_stats.replacements.
12404 (get_access_replacement): Do not return twice.
12405 (analyze_all_variable_accesses): Increment statistics counter by the
12406 number of scalarized aggregates.
12407 (generate_subtree_copies): Increment sra_stats.subtree_copies.
12408 (sra_modify_expr): Increment sra_stats.exprs.
12409 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
12410 (sra_modify_assign): Increment sra_stats.exprs,
12411 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
12412 (perform_intra_sra): Update statistics counters.
12413 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
12415 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
12417 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
12418 (arm_scalar_mode_supported_p): New function.
12420 2009-06-18 Paul Brook <paul@codesourcery.com>
12421 Sandra Loosemore <sandra@codesourcery.com>
12423 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
12424 (__extendhfsf2, __truncsfhf2): Define.
12425 * config/arm/fp16.c: New file.
12426 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
12427 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
12429 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
12431 * doc/extend.texi (Half-Precision): New section.
12432 * doc/invoke.texi (Option Summary): List -mfp16-format.
12433 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
12434 * config/arm/arm.opt (mfp16-format=): New.
12435 * config/arm/arm.c: Include intl.h.
12436 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
12437 (TARGET_INVALID_RETURN_TYPE): Redefine.
12438 (TARGET_PROMOTED_TYPE): Redefine.
12439 (TARGET_CONVERT_TO_TYPE): Redefine.
12440 (arm_fp16_format): Define.
12441 (all_fpus): Add entry for neon-fp16.
12442 (fp_model_for_fpu): Likewise.
12443 (struct fp16_format): Declare.
12444 (all_fp16_formats): Define.
12445 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
12447 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
12449 (arm_legitimate_index_p): Treat HFmode like HImode.
12450 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
12451 (coproc_secondary_reload_class): Special-case HFmode.
12452 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
12453 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
12454 (arm_init_fp16_builtins): New.
12455 (arm_init_builtins): Call it.
12456 (arm_invalid_parameter_type): New.
12457 (arm_invalid_return_type): New.
12458 (arm_promoted_type): New.
12459 (arm_convert_to_type).
12460 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
12462 (arm_emit_fp16_const): New function.
12463 (arm_mangle_type): Mangle __fp16 as "Dh".
12464 * config/arm/arm.h (TARGET_VFPD32): Make it know about
12466 (TARGET_NEON_FP16): New.
12467 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
12468 (enum fputype): Add FPUTYPE_NEON_FP16.
12469 (enum arm_fp16_format_type): Declare.
12470 (arm_fp16_format): Declare.
12471 (LARGEST_EXPONENT_IS_NORMAL): Define.
12472 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
12473 * config/arm/arm-modes.def (HFmode): Define.
12474 * config/arm/vfp.md: (*movhf_vfp): New.
12475 (extendhfsf2): New.
12477 * config/arm/arm.md: (fpu): Add neon_fp16.
12478 (floatsihf2, floatdihf2): New.
12479 (fix_trunchfsi2, fix_trunchfdi2): New.
12481 (extendhfdf2): New.
12483 (*arm32_movhf): New.
12484 (*thumb1_movhf): New.
12485 (consttable_2): Add check for HFmode constants.
12486 (consttable_4): Handle HFmode constants.
12488 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
12490 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
12492 2009-06-17 Olivier Hainque <hainque@adacore.com>
12494 * collect2.c (main): Use CONST_CAST2 to perform char ** to
12495 const char ** conversion in AIX specific section.
12497 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
12499 * config/i386/i386.c (ix86_special_builtin_type): Remove
12500 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
12501 (bdesc_special_args): Updated.
12502 (ix86_init_mmx_sse_builtins): Likewise.
12503 (ix86_expand_special_args_builtin): Likewise.
12505 2009-06-17 Richard Henderson <rth@redhat.com>
12507 * tree-pretty-print.c (maybe_dump_asm_name): New.
12508 (dump_decl_name): Use it.
12509 (PRINT_FUNCTION_NAME): Merge into...
12510 (dump_function_name): ... here. Use maybe_dump_asm_name.
12512 2009-06-17 Cary Coutant <ccoutant@google.com>
12514 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
12516 * debug.c (struct gcc_debug_hooks): Change placeholder for
12518 (debug_nothing_int_charstar_int): Replaced by...
12519 (debug_nothing_int_charstar_int_bool): ...this.
12520 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
12521 source_line prototype.
12522 (debug_nothing_int_charstar_int): Replaced by...
12523 (debug_nothing_int_charstar_int_bool): ...this.
12524 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
12525 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
12526 Output is_stmt operand when necessary.
12527 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
12528 (notice_source_line): Add is_stmt parameter.
12529 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
12530 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
12532 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
12533 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
12535 2009-06-17 Ian Lance Taylor <iant@google.com>
12537 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
12539 (struct store_by_pieces_d): Rename from store_by_pieces. Change
12542 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
12544 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
12545 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
12546 tree_strip_sign_nop_conversions and
12547 tree_ssa_strip_useless_type_conversions rather than stripping
12548 the operations here.
12549 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
12551 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
12552 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
12553 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
12554 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
12557 2009-06-17 Michael Eager <eager@eagercon.com>
12559 * config/rs6000/constraints.md (register_constraint "d"): New.
12560 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
12561 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
12562 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
12563 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
12564 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
12565 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
12566 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
12567 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
12568 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
12569 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
12571 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
12572 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
12573 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
12574 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
12575 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
12576 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
12577 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
12578 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
12579 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
12580 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
12581 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
12582 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
12583 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
12584 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
12586 2009-06-16 Ian Lance Taylor <iant@google.com>
12588 * profile.c (total_num_never_executed): Don't define.
12589 (compute_branch_probabilities): Don't count or print
12590 num_never_executed.
12591 (init_branch_prob): Don't set total_num_never_executed.
12592 (end_branch_prob): Don't print total_num_never_executed.
12594 2009-06-17 David Daney <ddaney@caviumnetworks.com>
12596 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
12598 2009-06-17 David Edelsohn <edelsohn@gnu.org>
12600 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
12601 (nabstd2_fpr): Same.
12603 2009-06-17 Steve Ellcey <sje@cup.hp.com>
12605 * expr.c (expand_assignment): Change complex type check.
12607 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
12609 * doc/plugins.texi (Building GCC plugins): Added new section.
12611 2009-06-17 Ian Lance Taylor <iant@google.com>
12613 * c-pch.c (get_ident): Don't set size of templ array.
12614 (pch_init): Don't set size of partial_pch array.
12616 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
12617 string constant to intialize an array whose size is the length of
12620 2009-06-17 Richard Guenther <rguenther@suse.de>
12622 PR tree-optimization/40389
12623 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
12624 to addressable types.
12625 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
12627 2009-06-17 Richard Guenther <rguenther@suse.de>
12629 PR middle-end/40460
12630 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
12631 if there is no evolution of left in the loop bail out.
12632 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
12633 chrec_fold_multiply.
12635 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
12636 Janis Johnson <janis187@us.ibm.com>
12639 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
12640 for the symbol ref of a constant that is the source of a move
12641 - nor for any other not-obvious-label-ref constants.
12643 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
12645 * plugin.c (position_pass): Skip newly inserted pass during list
12646 traversal to avoid repeated insertion.
12648 2009-06-16 Ian Lance Taylor <iant@google.com>
12650 * vec.h (VEC_stack_alloc): Define different version if
12651 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
12652 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
12653 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
12654 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
12656 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
12658 * config.gcc (extra_headers): Add ia32intrin.h for x86.
12660 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
12661 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
12662 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
12663 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
12664 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
12665 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
12666 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
12667 (bdesc_special_args): Add __builtin_ia32_rdtsc and
12668 __builtin_ia32_rdtscp.
12669 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
12670 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
12671 and __builtin_ia32_rorhi.
12672 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
12673 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
12674 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
12675 (ix86_expand_args_builtin): Likewise.
12676 (ix86_expand_special_args_builtin): Likewise.
12678 * config/i386/i386.md (UNSPECV_RDTSCP): New.
12679 (UNSPECV_RDTSC): Likewise.
12680 (UNSPECV_RDPMC): Likewise.
12681 (*bsr): Renamed to ...
12683 (*bsr_rex64): Renamed to ...
12686 (*rdpmc): Likewise.
12687 (*rdpmc_rex64): Likewise.
12689 (*rdtsc): Likewise.
12690 (*rdtsc_rex64): Likewise.
12691 (rdtscp): Likewise.
12692 (*rdtscp): Likewise.
12693 (*rdtscp_rex64): Likewise.
12695 * config/i386/ia32intrin.h: New.
12697 * config/i386/x86intrin.h: Include <ia32intrin.h>.
12699 2009-06-16 Ian Lance Taylor <iant@google.com>
12701 * ira-build.c (copy_info_to_removed_store_destinations):
12702 Initialize parent_a.
12704 2009-06-16 Ian Lance Taylor <iant@google.com>
12706 * c-decl.c (grokdeclarator): Change size_varies to bool.
12708 2009-06-16 Ian Lance Taylor <iant@google.com>
12710 * sel-sched.c: Make forward declarations of move_op_hooks and
12711 fur_hooks explicitly extern.
12713 2009-06-16 Ian Lance Taylor <iant@google.com>
12715 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
12716 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
12718 2009-06-16 Ian Lance Taylor <iant@google.com>
12720 * resource.c (mark_referenced_resources): Change
12721 include_delayed_effects parameter to bool. Change all callers.
12722 (mark_end_of_function_resources): Likewise.
12723 * reorg.c (insn_references_resource_p): Likewise.
12724 (insn_sets_resource_p): Likewise.
12725 * resource.h (mark_referenced_resources): Update declaration.
12726 (mark_end_of_function_resources): Update declaration.
12728 2009-06-16 David Edelsohn <edelsohn@gnu.org>
12730 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
12732 2009-06-16 David Edelsohn <edelsohn@gnu.org>
12734 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
12735 GCC can bootstrap on AIX with GNU Binutils 2.20.
12737 2009-06-16 Ian Lance Taylor <iant@google.com>
12739 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
12741 2009-06-16 Ian Lance Taylor <iant@google.com>
12743 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
12744 inline, not extern inline.
12745 (exact_log2): Likewise.
12746 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
12748 (exact_log2): Likewise, but don't test CTZ_HWI.
12750 2009-06-16 Ian Lance Taylor <iant@google.com>
12752 * bitmap.c (bitmap_clear): Don't declare as inline.
12753 * gimple.c (gimplify_assign): Likewise.
12754 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
12755 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
12756 (sched_scan_info): Remove duplicate definition.
12758 2009-06-16 Ian Lance Taylor <iant@google.com>
12760 * c-common.c (skip_evaluation): Don't define.
12761 (c_inhibit_evaluation_warnings): Define global variable.
12762 (overflow_warning): Check c_inhibit_evaluation_warnings rather
12763 than skip_evaluation.
12764 (convert_and_check, warn_for_div_by_zero): Likewise.
12765 * c-common.h (skip_evaluation): Don't declare.
12766 (c_inhibit_evaluation_warnings): Declare.
12767 * c-parser.c (c_parser_typeof_specifier): Set
12768 c_inhibit_evaluation_warnings rather than skip_evaluation.
12769 (c_parser_conditional_expression): Likewise.
12770 (c_parser_binary_expression): Likewise.
12771 (c_parser_sizeof_expression): Likewise.
12772 (c_parser_alignof_expression): Likewise.
12773 * c-typeck.c (build_indirect_ref): Check
12774 c_inhibit_evaluation_warnings rather than skip_evaluation.
12775 (build_conditional_expr, build_binary_op): Likewise.
12777 2009-06-16 Richard Guenther <rguenther@suse.de>
12779 * tree-ssa-alias.c (is_escape_site): Remove.
12780 * tree-ssa-alias.h (enum escape_type): Remove.
12781 (is_escape_site): Likewise.
12782 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
12783 via casts and asms without deferring to is_escape_site.
12785 2009-06-16 Jakub Jelinek <jakub@redhat.com>
12787 PR middle-end/40446
12788 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
12789 use gen_lowpart if op0 has complex mode.
12791 2009-06-16 Richard Guenther <rguenther@suse.de>
12793 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
12794 variables add them to ESCAPED.
12795 (find_func_aliases): Do not make all indirectly stored values escaped.
12797 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
12799 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
12800 make_decl_one_only.
12802 2009-06-16 Martin Jambor <mjambor@suse.cz>
12804 PR tree-optimization/40432
12805 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
12806 check whether we need to force gimple register operand.
12808 2009-06-16 Martin Jambor <mjambor@suse.cz>
12810 PR tree-optimization/40413
12811 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
12812 build_ref_for_offset.
12813 (propagate_subacesses_accross_link): Fix a typo in a comment.
12815 2009-06-16 Ira Rosen <irar@il.ibm.com>
12817 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
12818 with additional parameter.
12819 * tree-vectorizer.h (enum vect_def_type): Add new value
12821 (enum vect_relevant): Add comments.
12822 (vect_is_simple_reduction): Add new argument.
12823 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
12824 Detect nested cycles.
12825 (vect_is_simple_reduction): Update documentation, add an argument to
12826 distinguish inner-loop reduction from nested cycle, detect nested
12827 cycles, fix printings and indentation, don't swap operands in case
12829 (get_initial_def_for_reduction): Handle subtraction.
12830 (vect_create_epilog_for_reduction): Add new argument to specify
12831 reduction variable.
12832 (vect_finalize_reduction): Handle subtraction, fix comments.
12833 (vectorizable_reduction): Handle nested cycles. In case of nested
12834 cycle keep track of the reduction variable position. Call
12835 vect_is_simple_reduction with additional parameter. Use original
12836 statement code in reduction epilogue for nested cycle. Call
12837 vect_create_epilog_for_reduction with additional parameter.
12838 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
12839 inner-loop vectorization.
12840 (vect_recog_widen_sum_pattern): Likewise.
12841 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
12843 (vect_mark_stmts_to_be_vectorized): Likewise.
12844 (vect_get_vec_def_for_operand): Handle nested cycles.
12846 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12848 * doc/invoke.texi (Debugging Options): Fix option index entries
12849 for -fdump-statistics, -frandom-seed add entries for
12850 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
12851 (FRV Options): Fix entries for -mTLS, -mtls.
12852 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
12853 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
12854 (M68hc1x Options): Fix @itemx for -mnominmax.
12855 (MCore Options): Fix entry for -mno-lsim.
12856 (MMIX Options): Fix entry for -mabi=mmixware.
12857 (PDP-11 Options): Fix entry for -mbcopy-builtin.
12859 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
12861 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
12862 Mention the plugin mode of gengtype.
12863 * doc/gty.texi (Source Files Containing Type Information): Likewise.
12864 * gengtype.c: Updated copyright.
12865 (plugin_files, nb_plugin_files) Added new static variables.
12866 (measure_input_list) Care about plugin_files.
12867 (write_rtx_next): Added early return in plugin mode.
12868 (create_file): Updated copyright year in generated file. Added
12870 (oprintf): Added early return if NULL outf.
12871 (get_output_file_with_visibility): Care of plugin_files.
12872 (get_output_file_name): May return null.
12873 (write_local): Added early return.
12874 (put_mangled_filename): Ditto.
12875 (finish_root_table): Added check for base_files.
12876 (write_roots): Care about null when plugins.
12877 (main): Added plugin mode.
12879 2009-06-15 Ian Lance Taylor <iant@google.com>
12881 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
12882 * gcov.c (read_count_file): Add braces around variables declared
12885 * c.opt (Wjump-misses-init): New warning.
12886 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
12887 -Wall and -Wc++-compat if not already set.
12888 (c_common_post_options): Clear warn_jump_misses_init if it was not
12890 * c-decl.c (struct c_binding): Change type field to a union with
12891 new label field. Make it the first field in the struct. Update
12892 references to type to use u.type instead.
12893 (struct c_spot_bindings): Define.
12894 (struct c_goto_bindings): Define.
12895 (c_goto_bindings_p): Define, along with VECs.
12896 (struct c_label_vars): Define.
12897 (struct c_scope): Add has_label_bindings field.
12898 (bind_label, set_spot_bindings): New static functions.
12899 (decl_jump_unsafe, update_spot_bindings): New static functions.
12900 (update_label_decls): New static function.
12901 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
12902 Update binding u.label field to shadowed field.
12903 (c_binding_start_stmt_expr): New function.
12904 (c_binding_end_stmt_expr): New function.
12905 (pushdecl): Don't call c_begin_vm_scope.
12906 (make_label): Add defining and p_label_vars parameters. Change
12908 (lookup_label): Correct test for whether a label has not yet been
12909 defined. Call bind_label rather than bind.
12910 (warn_about_goto): New static function.
12911 (lookup_label_for_goto): New function.
12912 (declare_label): Call bind_label rather than bind.
12913 (check_earlier_gotos): New static function.
12914 (define_label): Don't give errors about jumping into statement
12915 expressions or scopes of variably modified types. Call
12916 set_spot_bindings and check_earlier_gotos. Call bind_label
12917 instead of bind. Don't set label_context_stack_se or
12918 label_context_stack_vm.
12919 (c_get_switch_bindings): New function.
12920 (c_release_switch_bindings): New function.
12921 (c_check_switch_jump_warnings): New function.
12922 (start_function): Don't set label_context_stack_se or
12923 label_context_stack_vm.
12924 (finish_function): Likewise.
12925 * c-typeck.c (label_context_stack_se): Don't define.
12926 (label_context_stack_vm): Don't define.
12927 (c_finish_goto_label): Call lookup_label_for_goto rather than
12928 lookup_label. Don't give errors about jumping into a statement
12929 expression or the scope of a variably modified type. Don't set
12930 label_context_stack_se or label_context_stack_vm.
12931 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
12932 fields. Add bindings field.
12933 (c_start_case): Don't set deleted fields. Set bindings field.
12934 (do_case): Rework order of tests. Don't check blocked_stmt_expr
12935 or blocked_vm. Call c_check_switch_jump_warnings.
12936 (c_finish_case): Don't test blocked_stmt_expr field. Call
12937 c_release_switch_bindings.
12938 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
12939 c_switch_stack. Don't walk label_context_stack_se labels. Don't
12940 set label_context_stack_se. Call c_bindings_start_stmt_expr.
12941 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
12942 c_switch_stack. Don't walk label_context_stack_se labels. Don't
12943 set label_context_stack_se. Call c_bindings_end_stmt_expr.
12944 (c_begin_vm_scope, c_end_vm_scope): Don't define.
12945 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
12946 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
12947 (C_DECL_UNJUMPABLE_VM): Don't define.
12948 (C_DECL_UNDEFINABLE_VM): Don't define.
12949 (struct c_label_list): Don't define.
12950 (struct c_label_context_se): Don't define.
12951 (struct c_label_context_vm): Don't define.
12952 (struct c_spot_bindings): Declare.
12953 (c_bindings_start_stmt_expr): Declare.
12954 (c_bindings_end_stmt_expr): Declare.
12955 (lookup_label_for_goto): Declare.
12956 (c_get_switch_bindings, c_release_switch_bindings): Declare.
12957 (c_check_switch_jump_warnings): Declare.
12958 (label_context_stack_se, label_context_stack_vm): Don't declare.
12959 (c_finish_goto_label): Update declaration.
12960 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
12961 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
12962 (Warning Options): Document -Wjump-misses-init.
12964 2009-06-15 Jakub Jelinek <jakub@redhat.com>
12966 * tree-object-size.c (addr_object_size): Fix a pasto in the last
12969 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
12971 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
12973 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
12975 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
12977 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
12979 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
12981 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
12983 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
12984 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
12985 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
12986 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
12987 * dwarf2asm.c (dw2_force_const_mem): Update call to
12988 make_decl_one_only.
12989 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
12990 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
12991 * langhooks.c (lhd_comdat_group): Remove.
12992 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
12993 * tree.h (DECL_COMDAT_GROUP): New.
12994 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
12995 (tree_decl_with_vis): Add comdat_group. Remove one_only.
12996 (make_decl_one_only): Change signature.
12997 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
12998 make_decl_one_only.
12999 (make_decl_one_only): Change signature.
13000 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
13002 2009-06-15 Richard Guenther <rguenther@suse.de>
13004 PR middle-end/40439
13005 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
13007 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13009 * tree-ssa-math-opts.c: Remove extra divide.
13011 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13013 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
13015 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13017 * passes.c: Add bswap pass.
13018 * tree-pass.h: Add pass_optimize_bswap declaration.
13019 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
13020 Include rtl.h, expr.h and optabs.h for optab_handler check.
13021 (struct symbolic_number, pass_optimize_bswap): New definition.
13022 (do_shift_rotate, verify_symbolic_number_p): New functions.
13023 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
13024 (gate_optimize_bswap): New function.
13025 * tree.c (widest_int_cst_value): New function.
13026 * tree.h (widest_int_cst_value): Prototype added.
13028 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
13030 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
13031 REG_EQUAL/REG_EQUIV notes.
13033 2009-06-14 Richard Guenther <rguenther@suse.de>
13035 PR middle-end/40389
13036 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
13037 has its address taken if NRV was applied and it is addressable.
13038 * tree-ssa-structalias.c (get_constraint_for_address_of): New
13039 function split out from ...
13040 (get_constraint_for_1): ... here.
13041 (handle_rhs_call): Use it to mark the return slot escaped if
13042 it is addressable and NRV was applied.
13044 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13046 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
13047 Change first argument type to location_t.
13048 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
13049 Do not set input_location.
13050 Use loc instead of input_location throughout.
13052 2009-06-13 Richard Guenther <rguenther@suse.de>
13054 PR tree-optimization/40421
13055 * tree-predcom.c (should_unroll_loop_p): Remove.
13056 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
13058 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
13060 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13061 Add location argument.
13063 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13065 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
13067 * config/s390/s390.c (s390_build_builtin_va_list): Same.
13068 (s390_gimplify_va_arg): Pass location to create_artificial_label.
13069 * config/spu/spu-protos.h: Add location to
13070 spu_resolve_overloaded_builtin.
13071 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
13072 spu_build_builtin_va_list.
13073 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
13074 argument. Pass location to build_function_call_vec.
13075 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
13077 (emit_fpu_switch): Same.
13078 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
13079 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
13080 to build_decl and create_artificial_label.
13081 (xtensa_gimplify_va_arg_expr): Same.
13082 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
13083 (xstormy16_gimplify_va_arg_expr): Same.
13084 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
13085 * config/arm/arm.c (arm_build_builtin_va_list): Same.
13086 * config/mips/mips.c (mips_build_builtin_va_list): Same.
13087 (mips16_build_function_stub): Same.
13088 (mips16_build_call_stub): Same.
13090 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
13093 * arm/constraints.md (Pa, Pb): New constraints.
13094 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
13095 split pattern to deal with them.
13097 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
13099 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
13100 fix index entry for -Xpreprocessor.
13102 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13104 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13105 Add location argument to build_decl call.
13106 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
13107 (rs6000_init_builtins): Same.
13108 (spe_init_builtins): Same.
13109 (rs6000_gimplify_va_arg): Add location argument to
13110 create_artificial_label call.
13112 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
13114 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
13115 * combine-stack-adj.c (pass_stack_adjustments): Use it.
13116 * Makefile.in: Fix GGC dependency for gcse.o.
13118 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13120 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
13121 * gimple-pretty-print.c (dump_gimple_stmt): Same.
13122 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
13124 * c-parser.c (c_parser_binary_expression): Use current column while
13125 building binary operations.
13126 * common.opt (fshow-column): Enable by default.
13127 * tree-vrp.c (check_array_ref): Use warning_at.
13128 (check_array_bounds): Use location from call back if expr has no
13130 * tree.h: Add location argument to maybe_fold_*.
13131 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
13132 (maybe_fold_offset_to_array_ref): Add location argument and use it.
13133 (maybe_fold_offset_to_component_ref): Same.
13134 (maybe_fold_offset_to_reference): Same.
13135 (maybe_fold_offset_to_address): Same.
13136 (maybe_fold_stmt_indirect): Same.
13137 (maybe_fold_stmt_addition): Same.
13138 (fold_stmt_r): Pass location to maybe_fold_*.
13139 (fold_gimple_assign): Same.
13140 * c-tree.h: Add location argument to finish_decl,
13141 default_function_array_conversion, store_init_value.
13142 * c-decl.c (define_label): Use error_at.
13143 (c_make_fname_decl): Pass location to finish_decl.
13144 (finish_decl): New location argument.
13145 (build_compound_literal): Pass location to store_init_value.
13146 (grokdeclarator): Pass location to finish_decl.
13148 * c-typeck.c (array_to_pointer_conversion): New location argument.
13149 (function_to_pointer_conversion): Same.
13150 (default_function_array_conversion): Same.
13151 (parser_build_unary_op): Pass location to overflow_warning.
13152 (parser_build_binary_op): Same. Use warning_at.
13153 (build_unary_op): Pass location to array_to_pointer_conversion.
13154 (build_c_cast): Pass location to digest_init.
13155 (build_modify_expr): New location argument.
13156 (convert_for_assignment): Same.
13157 (store_init_value): Same.
13158 (digest_init): Same.
13159 (output_init_element): Pass location to digest_init and
13160 array_to_pointer_conversion.
13161 (c_finish_return): Pass location to convert_for_assignment.
13162 * gimplify.c (gimplify_conversion): Pass location to
13163 maybe_fold_offset_to_address.
13164 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
13165 to maybe_fold_stmt_addition.
13166 * c-omp.c (c_finish_omp_atomic): Pass new location to
13168 (c_finish_omp_for): Same.
13169 * c-common.c (overflow_warning): New argument.
13170 * c-common.h: New argument to build_modify_expr, overflow_warning.
13171 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
13173 (c_parser_initializer): Pass location to
13174 default_function_array_conversion.
13175 (c_parser_initelt): Same.
13176 (c_parser_initval): Same.
13177 (c_parser_asm_operands): Same.
13178 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
13179 (c_parser_conditional_expression): Same.
13180 (c_parser_binary_expression): Add location info to stack. Use it.
13181 (c_parser_unary_expression): Pass location to
13182 default_function_array_conversion, parser_build_unary_op,
13183 build_indirect_ref, c_parser_postfix_expression_after_primary.
13184 (c_parser_postfix_expression_after_primary): New location argument.
13186 (c_parser_expression_conv): Pass location to
13187 default_function_array_conversion.
13188 (c_parser_expr_list): Same.
13189 (c_parser_omp_atomic): Same.
13190 (c_parser_omp_for_loop): Same.
13191 * c-tree.h: (struct c_declarator): Add comment to id_loc.
13192 (build_array_declarator): New argument.
13193 * c-decl.c (build_array_declarator): Add location argument.
13194 (grokdeclarator): Set id_loc for cdk_array.
13195 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
13196 build_array_declarator.
13197 * tree.c (build_omp_clause): Add location argument.
13198 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
13199 (OMP_CLAUSE_LOCATION): New macro.
13200 (struct tree_omp_clause): Add location field.
13201 (build_omp_clause): Add argument.
13202 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
13203 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
13205 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
13206 (cp_parser_omp_clause_collapse): Same.
13207 (cp_parser_omp_clause_default): Same.
13208 (cp_parser_omp_clause_if): Same.
13209 (cp_parser_omp_clause_nowait): Same.
13210 (cp_parser_omp_clause_num_threads): Same.
13211 (cp_parser_omp_clause_ordered): Same.
13212 (cp_parser_omp_clause_schedule): Same.
13213 (cp_parser_omp_clause_untied): Same.
13214 (cp_parser_omp_for_loop): Same.
13215 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
13216 * c-tree.h (c_start_case): Add location argument.
13217 (c_process_expr_stmt): Same.
13218 (c_finish_goto_*): Same.
13219 * tree-parloops.c (initialize_reductions): Pass location to
13221 (create_parallel_loop): Same.
13222 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
13223 (gfc_trans_omp_reduction_list): Same.
13224 (gfc_trans_omp_clauses): Same.
13225 (gfc_trans_omp_do): Same.
13226 * c-typeck.c (c_finish_goto_label): Same.
13227 (c_finish_goto_ptr): New location argument.
13228 (c_start_case): Same.
13229 (emit_side_effect_warnings): Same.
13230 (c_process_expr_stmt): Same.
13231 (c_finish_stmt_expr): Same.
13232 (c_finish_omp_clauses): Use error_at instead of error.
13233 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
13235 * c-omp.c (c_split_parallel_clauses): New location argument.
13236 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
13237 to build_omp_clause.
13238 (convert_local_reference_stmt): Same.
13239 (convert_gimple_call): Same.
13240 * c-common.h (c_split_parallel_clauses): New argument.
13241 * c-parser.c (c_parser_statement_after_labels): Pass location to
13242 c_finish_goto_label.
13243 (c_parser_switch_statement): Pass location to c_start_case.
13244 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
13245 and c_process_expr_stmt.
13246 (c_parser_omp_variable_list): Add location argument.
13247 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
13248 (c_parser_omp_clause_default): Same.
13249 (c_parser_omp_clause_if): Same.
13250 (c_parser_omp_clause_num_threads): Same.
13251 (-c_parser_omp_clause_ordered): Same.
13252 (c_parser_omp_clause_reduction): Pass location to
13253 c_parser_omp_variable_list.
13254 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
13255 (c_parser_omp_clause_untied): Same.
13256 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
13257 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
13259 * c-tree.h (check_for_loop_decls, undeclared_variable,
13260 build_component_ref, build_array_ref, build_external_ref,
13261 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
13262 build_conditional_expr, build_compound_expr, c_cast_expr,
13263 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
13264 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
13266 * c-semantics.c (build_stmt): Same.
13267 (build_case_label): Same.
13268 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
13269 (undeclared_variable): New argument.
13270 (make_label): Same.
13271 (lookup_label): Pass location on down.
13272 (define_label): Same.
13273 (finish_decl): Same.
13274 (build_compound_literal): Same.
13275 (finish_struct): Same.
13276 (finish_function): Do not set location here.
13277 (check_for_loop_decls): New argument.
13278 * tree.c (save_expr): Set location.
13279 (build_empty_stmt): New argument.
13280 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
13281 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
13282 * builtins.c (gimplify_va_arg_expr): Use locations.
13283 (expand_builtin_sync_operation): Same.
13284 * c-typeck.c (build_component_ref): New argument.
13285 (build_array_ref): Same.
13286 (build_external_ref): Same.
13287 (c_expr_sizeof_expr): Same.
13288 (c_expr_sizeof_type): Same.
13289 (parser_build_unary_op): Same.
13290 (build_conditional_expr): Same.
13291 (build_compound_expr): Pass location on down.
13292 (build_compound_expr): New argument.
13293 (build_c_cast): Same.
13294 (c_cast_expr): Same.
13295 (build_asm_expr): Same.
13296 (c_finish_return): Same.
13297 (c_process_expr_stmt): Pass location on down.
13298 (c_finish_stmt_expr): New argument.
13299 (push_clenaup): Same.
13300 (c_finish_omp_parallel): Same.
13301 (c_finish_omp_task): Same.
13302 * gimplify.c (gimplify_call_expr): Pass location on down.
13303 * c-omp.c (c_finish_omp_master): New argument.
13304 (c_finish_omp_critical): Same.
13305 (c_finish_omp_ordered): Same.
13306 (c_finish_omp_barrier): Same.
13307 (-c_finish_omp_taskwait): Same.
13308 (c_finish_omp_atomic): Same.
13309 (c_finish_omp_flush): Same.
13310 * tree-inline.c (copy_tree_body_r): Pass location on down.
13311 (inline_forbidden_p): Remove use of input_location.
13312 * c-gimplify.c (c_build_bind_expr): New argument.
13313 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
13314 (c_sizeof_or_alignof_type): New argument.
13315 (c_alignof_expr): Same.
13316 (build_va_arg): Same.
13317 (c_add_case_label): Same.
13318 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
13319 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
13320 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
13321 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
13322 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
13323 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
13325 * stub-objc.c (objc_build_selector_expr): Same.
13326 (objc_build_throw_stmt): Same.
13327 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
13328 (c_parser_initelt): Same.
13329 (c_parser_compound_statement): Same.
13330 (c_parser_compound_statement_nostart): Same.
13331 (c_parser_label): Same.
13332 (c_parser_statement_after_labels): Same.
13333 (c_parser_if_body): Same.
13334 (c_parser_else_body): Same.
13335 (c_parser_if_statement): Same.
13336 (c_parser_switch_statement): Same.
13337 (c_parser_while_statement): Same.
13338 (c_parser_do_statement): Same.
13339 (c_parser_for_statement): Same.
13340 (c_parser_asm_statement): Same.
13341 (c_parser_conditional_expression): Same.
13342 (c_parser_binary_expression): Same.
13343 (c_parser_cast_expression): Same.
13344 (c_parser_unary_expression): Same.
13345 (c_parser_sizeof_expression): Same.
13346 (c_parser_alignof_expression): Same.
13347 (c_parser_postfix_expression): Same.
13348 (c_parser_expression): Same.
13349 (c_parser_objc_receiver): Same.
13350 (c_parser_omp_variable_list): Same.
13351 (c_parser_omp_structured_block): Same.
13352 (c_parser_omp_atomic): New argument.
13353 (c_parser_omp_barrier): Same.
13354 (c_parser_omp_critical): Same.
13355 (c_parser_omp_flush): Pass location on down.
13356 (c_parser_omp_for_loop): New argument.
13357 (c_parser_omp_for): Same.
13358 (c_parser_omp_master): Same.
13359 (c_parser_omp_ordered): Same.
13360 (c_parser_omp_sections_scope): Same.
13361 (c_parser_omp_sections): Same.
13362 (c_parser_omp_parallel): Same.
13363 (c_parser_omp_single): Same.
13364 (c_parser_omp_task): Same.
13365 (c_parser_omp_taskwait): Pass location on down.
13366 (c_parser_omp_construct): Same.
13367 (c_parser_omp_threadprivate): Same.
13368 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
13369 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
13370 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
13371 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
13372 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
13373 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
13374 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
13375 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
13376 config/i386/i386.c, stmt.c:
13377 Add location argument to the following function definitions and/or
13378 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
13379 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
13380 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
13381 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
13382 do_case, c_finish_bc_stmt, build_compound_literal,
13383 build_function_call.
13384 * c-decl.c (build_compound_literal): Add location argument.
13385 Make all diagnostic calls use location.
13386 (start_struct): Same.
13387 (finish_struct): Same.
13388 (start_enum): Same.
13389 (build_enumerator): Same.
13390 (start_function): Same.
13391 (grokdeclarator): Make all diagnostic calls use location.
13392 (store_parm_decls_oldstyle): Same.
13393 * c-typeck.c (build_function_call): Add location argument.
13394 Make all diagnostic calls use location.
13396 (c_finish_bc_stmt): Same.
13397 * tree-nested.c (get_trampoline_type): Add argument.
13398 Pass location to build_decl.
13399 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
13400 * rtl.h (RTL_LOCATION): New.
13401 * c-common.c (c_add_case_label): Add location argument.
13402 Make all diagnostic calls use location.
13403 * c-common.h: Add location argument to make_fname_decl, do_case,
13404 c_add_case_label, build_function_call, resolve_overloaded_builtin.
13405 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
13406 Set it appropriately for every case. Pass enum_loc to start_enum
13407 call. Pass value_loc first to build_enumerator. Pass enum_loc to
13409 (c_parser_struct_or_union_specifier): Save location. Use it for
13410 start_struct, finish_struct, and parser_xref_tag.
13412 2009-06-12 Ian Lance Taylor <iant@google.com>
13414 * fold-const.c (fold_unary): Rename local variable and to and_expr.
13416 * c-opts.c (c_common_handle_option): For -Wc++-compat set
13417 cpp_opts->warn_cxx_operator_names.
13419 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
13422 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
13423 is returns NULL and OP is a VCE, look through the VCE.
13425 2009-06-12 Ian Lance Taylor <iant@google.com>
13428 * collect2.c (main): Use CONST_CAST2 in code inside #if
13429 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
13431 2009-06-12 Joey Ye <joey.ye@intel.com>
13433 PR middle-end/39146
13434 * cfgexpand.c (get_decl_align_unit): Update
13435 max_used_stack_slot_alignment with align instead of
13436 stack_alignment_needed.
13438 * function.c (assign_stack_local_1): Update
13439 max_used_stack_slot_alignment with alignment_in_bits instead
13440 of stack_alignment_needed.
13441 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
13444 2009-06-12 Jakub Jelinek <jakub@redhat.com>
13446 * dwarf2out.c (last_var_location_insn): New variable.
13447 (dwarf2out_end_epilogue): Clear last_var_location_insn.
13448 (dwarf2out_var_location): Don't record anything after last real
13449 insn. Only change labels if there were any real instructions
13450 in between last note and this one, or if changed sections.
13452 2009-06-11 Richard Henderson <rth@redhat.com>
13454 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
13455 note when storing the frame pointer in a register.
13456 (FRP): Don't redefine to nothing for epilogue.
13457 (alpha_expand_epilogue): Mark register and sp restores.
13458 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
13460 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
13461 when gen_lowpart is needed.
13463 2009-06-11 Richard Henderson <rth@redhat.com>
13465 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
13467 * dwarf2out.c (need_data_align_sf_opcode): New.
13468 (div_data_align): Move earlier.
13469 (def_cfa_1, reg_save): Use it.
13471 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
13473 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
13474 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
13475 (ix86_handle_option): Handle OPT_mcrc32.
13476 (ix86_target_string): Add -mcrc32.
13477 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
13479 * config/i386/i386.h (TARGET_CRC32): New.
13481 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
13482 (sse4_2_crc32di): Likewise.
13484 * config/i386/i386.opt (mcrc32): New.
13486 * doc/invoke.texi: Document -mcrc32.
13488 2009-06-11 Richard Henderson <rth@redhat.com>
13490 * common.opt (gdwarf-): Accept a version number.
13491 * doc/invoke.texi (gdwarf-): Update docs.
13492 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
13493 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
13494 version level, and record it.
13496 * dwarf2.h (DW_CIE_VERSION): Remove.
13497 * dwarf2out.c (DWARF_VERSION): Remove.
13498 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
13499 (output_call_frame_info): Use CIE version 3 for dwarf3,
13500 or if the return register column is out of range for version 1.
13501 (dwarf_stack_op_name): Add all dwarf3 values.
13502 (DEBUG_PUBTYPES_SECTION): New.
13503 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
13504 encoding change for dwarf3.
13505 (output_die) [dw_val_class_die_ref]: Likewise.
13506 (output_compilation_unit_header): Emit correct version for dwarf3.
13507 (output_line_info): Likewise.
13508 (output_pubnames): Update for DWARF_VERSION removal.
13509 (output_aranges): Likewise.
13510 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
13511 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
13512 (dwarf2out_finish): Likewise.
13514 2009-06-11 David Daney <ddaney@caviumnetworks.com>
13516 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
13519 2009-06-11 David Daney <ddaney@caviumnetworks.com>
13522 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
13523 * builtins.c (expand_builtin_unreachable): New function.
13524 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
13525 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
13526 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
13528 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
13529 searching for missing barriers.
13531 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
13533 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
13534 when -fprofile-generate* was passed.
13535 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
13537 2009-06-11 Anthony Green <green@moxielogic.com>
13539 * config/moxie/moxie.md: Define length attribute for all instructions.
13541 (*b<cond:code>): Support limited branch ranges for new PC-relative
13542 branch instructions.
13543 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
13545 2009-06-11 Jakub Jelinek <jakub@redhat.com>
13547 * config/i386/i386.c (min_insn_size): Use get_attr_length
13548 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
13549 For __asm return 0.
13551 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
13552 instead of emit_insn_before.
13554 2009-06-10 Ian Lance Taylor <iant@google.com>
13557 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
13560 2009-06-10 Revital Eres <eres@il.ibm.com>
13562 * passes.c (init_optimization_passes): Reschedule
13563 predictive-commoning pass before complete unroll pass.
13565 2009-06-10 Martin Jambor <mjambor@suse.cz>
13567 * cgraph.c (cgraph_node_can_be_local_p): New function.
13568 (cgraph_make_node_local): New function.
13569 * cgraph.h (cgraph_node_can_be_local_p): Declare.
13570 (cgraph_make_node_local): Declare.
13572 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
13574 * tree.h (tree_base): Add packed_flag and user_align fields.
13575 Decrease size of spare field.
13576 (TYPE_USER_ALIGN): Use user_align from tree_base.
13577 (DECL_USER_ALIGN): Likewise.
13578 (TYPE_PACKED): Use packed_flag from tree_base.
13579 (DECL_PACKED): Likewise.
13580 (tree_type): Delete packed_flag and user_align fields. Widen
13581 precision field. Widen mode field and shuffle fields to align
13582 mode on an 8-bit boundary.
13583 (tree_decl_common): Delete decl_flag_1 and user_align fields.
13584 Renumber decl_flag_* fields. Fix comments. Widen
13585 decl_common_unused field.
13586 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
13587 (DECL_EXTERNAL): Likewise.
13588 (DECL_BIT_FIELD): Likewise.
13589 (DECL_NONADDRESSABLE_P): Likewise.
13590 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
13591 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
13593 2009-06-10 Ian Lance Taylor <iant@google.com>
13595 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
13596 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
13597 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
13598 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
13599 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
13600 DEF_VEC_ALLOC_FUNC_P.
13601 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
13602 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
13603 DEF_VEC_ALLOC_FUNC_O.
13604 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
13605 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
13606 DEF_VEC_ALLOC_FUNC_I.
13607 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
13608 (vec_stack_p_reserve_exact_1): Declare.
13609 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
13610 (vec_stack_free): Declare.
13611 (VEC_stack_alloc): Define.
13612 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
13613 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
13614 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
13615 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
13617 (stack_vecs): New static variable.
13618 (vec_stack_p_reserve_exact_1): New function.
13619 (vec_stack_o_reserve_1): New static function.
13620 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
13621 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
13622 (vec_stack_free): New function.
13623 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
13624 (VEC_df_ref_stack_alloc): Define.
13625 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
13626 DEF_VEC_ALLOC_P_STACK.
13627 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
13628 (struct df_collection_rec): Change _vec fields to VEC. Remove
13630 (df_free_collection_rec): Adjust for new fields.
13631 (df_insn_rescan): Use new df_collection_rec fields.
13632 (df_notes_rescan, df_canonize_collection_rec): Likewise.
13633 (df_ref_create_structure, df_ref_record): Likewise.
13634 (df_get_conditional_uses, df_get_call_refs): Likewise.
13635 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
13636 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
13637 (df_record_exit_block_uses, df_bb_verify): Likewise.
13638 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
13639 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
13640 Remove count parameter. Change return type to void. Change all
13642 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
13643 Remove count parameter. Change return type to void. Change all
13645 (df_install_refs): Change old_vec parameter to VEC. Remove count
13646 parameter. Change all callers.
13647 (df_install_mws): Change old_vec parameter to VEC. Remove count
13648 parameter. Change all callers.
13649 (df_refs_verify): Change new_rec parameter to VEC. Change call
13651 (df_mws_verify): Likewise.
13653 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
13655 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
13657 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
13659 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
13661 2009-06-10 Anthony Green <green@moxielogic.com>
13663 * config/moxie/crti.asm: New file.
13664 * config/moxie/crtn.asm: New file.
13665 * config/moxie/moxie.c: New file.
13666 * config/moxie/moxie.h: New file.
13667 * config/moxie/sfp-machine.h: New file.
13668 * config/moxie/moxie-protos.h: New file.
13669 * config/moxie/t-moxie: Created.
13670 * config/moxie/t-moxie-softfp: Created.
13671 * config/moxie/moxie.md: Created.
13672 * config/moxie/constraints.md: Created.
13673 * config.gcc: Add moxie support.
13674 * doc/md.texi (Machine Constraints): Add moxie constraints.
13675 * doc/contrib.texi (Contributors): Mention moxie port.
13676 * doc/install.texi (Specific): Mention the moxie port.
13678 2009-06-09 Ian Lance Taylor <iant@google.com>
13680 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
13681 compiling with C++.
13682 * optabs.c (optab_table): Only use designated initializers if
13683 HAVE_DESIGNATED_INITIALIZERS is defined.
13684 (convert_optab_table): Likewise.
13685 (init_optabs): Always call init_insn_codes if
13686 HAVE_DESIGNATED_INITIALIZERS is not defined.
13688 2009-06-09 Ian Lance Taylor <iant@google.com>
13690 * targhooks.c (default_builtin_vectorized_function): Change fn
13691 parameter to unsigned int.
13692 (default_builtin_vectorized_conversion): Change code parameter to
13694 (default_builtin_reciprocal): Change fn parameter to unsigned int.
13695 * targhooks.h: Update declarations.
13696 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
13697 parameter to unsigned int.
13699 * c-typeck.c (comptypes_check_enum_int): New static function.
13700 (comptypes_internal): Add enum_and_int_p parameter. Change all
13702 (comp_target_types): Add location parameter. Change all callers.
13703 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
13704 Change all callers.
13705 (function_types_compatible_p, type_lists_compatible_p): Likewise.
13706 (build_conditional_expr): Add colon_loc parameter. Change all
13708 (convert_for_assignment): Add location parameter. Change all callers.
13709 * c-parser.c (c_parser_conditional_expression): Pass location of
13710 colon to build_conditional_expr.
13711 * c-tree.h (build_conditional_expr): Update declaration.
13713 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
13715 * graphite.c: Revert previous patch.
13717 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
13720 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
13722 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
13724 * tree-ssa-loop-prefetch.c
13725 (loop_prefetch_arrays): Fixed a portability problem in printf format
13728 2009-06-09 Martin Jambor <mjambor@suse.cz>
13730 PR tree-optimization/40351
13731 * tree-sra.c (propagate_subacesses_accross_link): Check that a
13732 refrence to a potential artifical subaccess can be constructed.
13734 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
13736 * config/sh/sh-protos.h (sh_optimization_options): Declare.
13737 (sh_override_options): Likewise.
13738 * config/sh/sh.c: Include params.h.
13739 (sh_optimization_options): New.
13740 (sh_override_options): Likewise.
13741 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
13742 (OVERRIDE_OPTIONS): Use sh_override_options.
13744 2009-06-08 Jakub Jelinek <jakub@redhat.com>
13746 * dwarf2out.c (emit_cfa_remember): New variable.
13747 (add_fde_cfi): If emit_cfa_remember, recurse to add
13748 DW_CFA_remember_state first.
13749 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
13750 instead just set emit_cfa_remember.
13752 2009-06-08 Jan Hubicka <jh@suse.cz>
13755 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
13757 2009-06-08 Jan Hubicka <jh@suse.cz>
13759 PR middle-end/39834
13760 * cgraphunit.c (save_inline_function_body): Do not copy transform
13761 hooks for saved inline bodies.
13762 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
13763 for given function.
13765 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
13767 * jump.c (returnjump_p): Handle delayed branches. Add missing
13770 2009-06-08 Jan Hubicka <jh@suse.cz>
13772 PR middle-end/40102
13773 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
13774 original node might've been modified.
13775 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
13777 2009-06-08 Jakub Jelinek <jakub@redhat.com>
13779 * tree-object-size.c (addr_object_size): Add OSI argument.
13780 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
13781 (compute_builtin_object_size, expr_object_size): Adjust callers.
13782 (plus_stmt_object_size): Call addr_object_size instead of
13783 compute_builtin_object_size.
13785 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
13786 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13788 * tree-ssa-loop-prefetch.c
13789 (gather_memory_references): Introduced a counter for the number of
13791 (anything_to_prefetch_p): Introduced a counter for the number of
13793 (is_loop_prefetching_profitable): New function with a cost model
13795 (loop_prefetch_arrays): Use the new cost model to determine if
13796 prefetching is profitable.
13797 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
13798 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
13799 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
13800 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
13801 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
13802 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
13804 2009-06-08 Michael Matz <matz@suse.de>
13807 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
13808 partitions use the same.
13809 (expand_one_var): Deal with DECL_RTL sometimes begin set also
13810 for basevars of SSA_NAMEs.
13811 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
13812 to not expand them twice.
13813 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
13816 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
13818 * common.opt (fcompare-debug=, fcompare-debug-second): New.
13819 (fdump-final-insns=, gtoggle): New.
13820 * doc/invoke.texi: Document them.
13821 * final.c (rest_of_clean_state): Dump final insn stream.
13822 * gcc.c (invoke_as): Hook in -fcompare-debug.
13823 (static_spec_functions): Add compare-debug-dump-opt,
13824 compare-debug-self-opt and compare-debug-auxbase-opt.
13825 (compare_debug, compare_debug_second, compare_debug_opt): New.
13826 (switches_debug_check, n_switches_debug_check): New.
13827 (debug_auxbase_opt, debug_check_temp_file): New.
13828 (process_command): Handle -fno-compare-debug, -fcompare-debug and
13830 (do_self_spec): Handle arguments after switches.
13831 (do_spec_1): Add .gk extension to temp file basenames for compare.
13832 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
13833 (cc1_options): Use it instead of normal auxbase computation for
13834 the second compare-debug compilation.
13835 (compare_files): New.
13836 (main): Set up and implement compare debug mode.
13837 (compare_debug_dump_opt_spec_function): New.
13838 (compare_debug_self_opt_spec_function): New.
13839 (compare_debug_auxbase_opt_spec_function): New.
13840 * toplev.c (process_options): Handle flag_gtoggle,
13841 flag_dump_final_insns.
13842 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
13843 during -fcompare-debug-second compilation.
13845 2009-06-07 Ian Lance Taylor <iant@google.com>
13847 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
13848 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
13850 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
13851 with no default node. Change warning with %H to warning_at.
13852 Don't clear warn_switch around case checking.
13853 * doc/invoke.texi (Warning Options): Clarify distinction between
13854 -Wswitch and -Wswitch-enum.
13856 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13858 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
13860 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13862 * gbl-ctors.h: Add header guard.
13864 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13866 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
13867 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
13868 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
13869 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
13870 prototypes for removed functions.
13871 (expressions_equal_p): Move to ...
13872 * tree-ssa-sccvn.h: ... here and ...
13873 * matrix-reorg.c: ... adjust includes.
13875 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13877 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
13879 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13881 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
13882 (finish_function): Remove erroneous whitespace.
13884 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13886 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
13887 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
13889 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13891 * errors.c (internal_error): Commentary typo fix.
13892 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
13893 * tree-ssa-pre.c: Ditto.
13895 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13897 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
13898 them is supposed to hold actual statements.
13900 2009-06-06 Ian Lance Taylor <iant@google.com>
13902 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
13903 empty statements can now have attributes.
13905 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
13907 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
13908 * config/mips/mips.md: Ditto.
13910 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
13912 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
13914 (__eabi_uconvert): Likewise.
13916 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
13918 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
13919 CFI_* definitions with IN_GCC.
13921 2009-06-05 David Edelsohn <edelsohn@gnu.org>
13923 * xcoffout.h (xcoffout_source_line): Update prototype.
13925 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13927 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
13928 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
13930 2009-06-05 Jakub Jelinek <jakub@redhat.com>
13932 PR middle-end/40340
13933 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
13934 inlined_function_outer_scope_p blocks for artificial inlines
13936 * tree.c (tree_nonartificial_location): Rewrite using
13937 block_nonartificial_location.
13939 2009-06-05 Revital Eres <eres@il.ibm.com>
13940 Leehod Baruch <leehod@il.ibm.com>
13942 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
13943 (expand_expr_real_1): Remove comment.
13944 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
13945 Vectorize misaligned access when the target supports it.
13946 (vect_supportable_dr_alignment): Check for unaligned access support.
13947 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
13950 2009-06-05 Julian Brown <julian@codesourcery.com>
13952 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
13953 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
13955 2009-06-05 Richard Guenther <rguenther@suse.de>
13958 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
13959 as possibly unused.
13961 2009-06-05 Jakub Jelinek <jakub@redhat.com>
13963 * config/s390/s390.c (global_not_special_regno_p): New static inline.
13964 (save_gprs): Don't tell unwinder when a global register is saved.
13965 (s390_emit_epilogue): Emit needed epilogue unwind info.
13967 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
13969 * dwarf2out.c (deferred_asm_name): New.
13970 (add_name_and_src_coords_attributes): Defer creation of
13971 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
13973 (move_linkage_attr): New.
13974 (dwarf2out_finish): Revisit deferrals and emit attributes at the
13977 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
13979 * tree-nested.c (finalize_nesting_tree_1): Declare the
13980 frame_decl in the binding tree.
13982 2009-06-04 Cary Coutant <ccoutant@google.com>
13984 * basic-block.h (struct basic_block_def): Add discriminator field.
13985 * dbxout.c (dbxout_source_line): Add new parameter. Change all
13987 * debug.c (do_nothing_debug_hooks): Add additional entry.
13988 (debug_nothing_int_charstar_int): New function.
13989 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
13990 (debug_nothing_int_charstar_int): New declaration.
13991 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
13992 discriminator value in .loc directive.
13993 * final.c (last_discriminator): New variable.
13994 (discriminator): New variable.
13995 (final_start_function): Initialize above variables, pass current
13996 discriminator to debug hook.
13997 (notice_source_line): Check for discriminator change.
13998 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
13999 * sdbout.c (sdbout_source_line): New parameter.
14000 * tree-cfg.c (struct locus_discrim_map): New structure type.
14001 (discriminator_per_locus): New hash table.
14002 (build_gimple_cfg): Allocate and free discriminator hash table.
14003 (make_edges): Call assign_discriminator.
14004 (locus_map_hash): New function.
14005 (locus_map_eq): New function.
14006 (next_discriminator_for_locus): New function.
14007 (same_line_p): New function.
14008 (assign_discriminator): New function.
14009 (make_cond_expr_edges): Call assign_discriminator.
14010 (make_gimple_switch_edges): Likewise.
14011 (first_non_label_stmt): New function.
14012 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
14014 * xcoffout.c (xcoffout_source_line): Add new parameter.
14016 * configure.ac (gcc_cv_as_discriminator): New configury check for
14017 gas support for discriminator.
14018 * configure: Regenerate.
14019 * config.in: Regenerate.
14021 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14023 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
14024 val after checking for integers.
14026 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
14028 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
14030 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
14031 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
14032 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
14033 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
14034 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
14035 X64_SSE_REGPARM_MAX.
14036 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
14037 X64_SSE_REGPARM_MAX.
14039 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14041 * gcc.c (report_times_to_file): New.
14042 (execute): Implement it.
14043 (process_command): Support -time=.
14044 * doc/invoke.texi: Document it.
14046 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14048 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
14049 that have value exprs.
14051 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14053 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
14054 declarations for constants until...
14055 (dw2_output_indirect_constant_1): ... this point.
14057 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
14060 * arm.md (arm_addsi3): Don't try to split an add with an
14061 eliminable register until after reload has completed.
14063 2009-06-03 Ian Lance Taylor <iant@google.com>
14065 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
14066 * genattrtab.c (write_length_unit_log): Likewise.
14067 * genchecksum.c (dosum): Likewise.
14068 * gengtype.c (write_rtx_next): Likewise.
14069 (finish_root_table, write_roots): Likewise.
14070 * gimple.c (gimple_ops_offset_): Likewise.
14071 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
14072 * config/arc/arc.c (arc_attribute_table): Likewise.
14073 * config/arm/arm.c (arm_attribute_table): Likewise.
14074 * config/avr/avr.c (avr_attribute_table): Likewise.
14075 * config/crx/crx.c (crx_attribute_table): Likewise.
14076 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
14077 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
14078 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
14079 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
14080 * config/sh/sh.c (sh_attribute_table): Likewise.
14081 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
14082 * config/spu/spu.c (spu_attribute_table): Likewise.
14083 * config/v850/v850.c (v850_attribute_table): Likewise.
14085 * config/alpha/alpha.c (vms_attribute_table): Make static.
14086 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
14087 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
14088 * config/mips/mips.c (mips_attribute_table): Likewise.
14090 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
14092 (cc1-checksum.o): Likewise.
14094 2009-06-03 Steve Ellcey <sje@cup.hp.com>
14096 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
14098 2009-06-03 Jakub Jelinek <jakub@redhat.com>
14100 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
14101 insn if it is changing sp. Use gen_add3_insn instead of
14102 conditionally gen_addsi3 and gen_adddi3.
14103 (offset_below_red_zone_p): New static inline function.
14104 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
14105 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
14106 * config/rs6000/ppc-asm.h: Include auto-host.h.
14107 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
14108 CFI_RESTORE): Define.
14109 * config/rs6000/crtresxgpr.asm: Add unwind info.
14110 * config/rs6000/crtresxfpr.asm: Likewise.
14111 * config/rs6000/crtresgpr.asm: Likewise.
14112 * config/rs6000/crtresfpr.asm: Likewise.
14113 * config/rs6000/crtsavgpr.asm: Likewise.
14114 * config/rs6000/crtsavfpr.asm: Likewise.
14116 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
14117 argument of DWARF2_FRAME_REG_OUT macros.
14119 2009-06-03 Julian Brown <julian@codesourcery.com>
14121 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
14122 words or less (including TImode) in core registers.
14124 2009-06-03 Richard Guenther <rguenther@suse.de>
14126 PR middle-end/40328
14127 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
14129 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
14131 * statistics.c (statistics_counter_event): Do not record event
14132 in pass dump if its number == -1.
14133 (curr_statistics_hash): Add assert that we never get passes
14134 with static number == -1.
14136 2009-06-03 Richard Guenther <rguenther@suse.de>
14137 Andrey Belevantsev <abel@ispras.ru>
14139 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
14140 non-BLKmode arrays addressable.
14142 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
14144 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
14145 * config/m68k/m68k.h: ... here.
14147 2009-06-03 Martin Jambor <mjambor@suse.cz>
14149 PR tree-optimization/40323
14150 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
14153 2009-06-03 Richard Guenther <rguenther@suse.de>
14155 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14158 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
14160 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
14161 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
14162 JUMP_TABLE_DATA_P where applicable.
14163 * config/sh/sh.c: Ditto.
14164 * config/sh/sh.h: Ditto.
14165 * config/sh/sh.md: Ditto.
14166 * config/sh/symbian.c: Ditto.
14168 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
14170 * config/i386/driver-i386.c (describe_cache): Optimize
14171 concatenation of strings. Use snprintf instead of sprintf.
14172 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
14173 target when not compiling with GCC.
14175 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
14177 * config/sh/sh.c: Revert last change.
14178 (sh_expand_epilogue): Emit a blockage insn before the frame
14179 pointer adjustment unconditionally.
14181 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14183 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
14184 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
14185 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
14186 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
14187 to COLLECT_GCC_OPTIONS.
14189 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14191 * collect2.c (target_system_root): New variable.
14192 (main): Handle --sysroot=.
14193 (ignore_library): Strip the sysroot from the library path.
14195 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14197 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
14198 (collect2.o): Depend on collect2-aix.h.
14199 (collect2-aix.o): New rule.
14200 * collect2-aix.h: New file.
14201 * collect2-aix.c: Likewise.
14202 * collect2.c: Include collect2-aix.h. Don't undefine
14203 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
14204 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
14205 Use TARGET_AIX_VERSION instead of _AIX51.
14206 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
14207 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
14208 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
14209 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
14210 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
14212 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14214 * collect2.c (ignore_library): Avoid premature post-increment
14215 and null deference.
14217 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14219 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
14220 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
14221 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
14222 CROSS_DIRECTORY_STRUCTURE too.
14223 (LINK_LIBG_SPEC): Likewise.
14224 (LIB_SPEC): Add %R to sysroot paths.
14225 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
14226 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
14227 * config/rs6000/aix51.h: As for aix43.h.
14228 * config/rs6000/aix52.h: Likewise.
14229 * config/rs6000/aix53.h: Likewise.
14230 * config/rs6000/aix61.h: Likewise.
14231 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
14232 to the beginning of sysroot paths.
14234 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14236 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
14237 INSN_LISTs that are out of the REG_NOTE range.
14239 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14241 * loop-unroll.c (struct iv_to_split): Add pointer to next.
14242 (struct var_to_expand): Likewise.
14243 (struct opt_info): Add head and tail for linked lists of the above.
14244 (analyze_insn_to_expand_var): Initialize next.
14245 (analyze_iv_to_split_insn): Likewise.
14246 (analyze_insns_in_loop): Create linked lists.
14247 (allocate_basic_variable): Simplify for use without hash table.
14248 (insert_var_expansion_initialization): Likewise, make it type-safer.
14249 (combine_var_copies_in_loop_exit): Likewise.
14250 (apply_opt_in_copies): Walk lists rather than hash tables.
14251 (release_var_copies): Simplified and inlined by hand into...
14252 (free_opt_info): ... this function.
14254 2009-06-02 Richard Guenther <rguenther@suse.de>
14256 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14259 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14261 * cfgexpand.c (gimple_expand_cfg): Discard the source location
14262 only for builtins that are not overridden.
14264 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14266 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
14269 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14271 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
14273 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14275 * combine.c (move_deaths): Compare LUIDs within the same BB only.
14277 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14279 * common.opt (fdump-unnumbered-links): New.
14280 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
14281 * print-rtl.c (flag_dump_unnumbered_links): New.
14282 (print_rtx): Test it.
14284 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
14286 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
14287 push/pop multiple to 8-byte alignment.
14289 2009-06-01 Jakub Jelinek <jakub@redhat.com>
14291 * config/i386/i386.c (queued_cfa_restores): New static variable.
14292 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
14294 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
14295 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
14296 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
14297 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
14298 note unconditionally.
14299 (ix86_emit_restore_regs_using_mov): Likewise.
14300 (ix86_emit_restore_sse_regs_using_mov): Likewise.
14301 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
14302 it through to ix86_emit_restore_reg_using_pop.
14303 (ix86_emit_leave): Add RED_OFFSET argument. Call
14304 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
14305 instead of adding REG_CFA_OFFSET note unconditionally.
14306 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
14307 the above functions. Call ix86_add_queued_cfa_restore_notes when
14310 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
14311 force output of the label even for dwarf2out_do_cfi_asm.
14312 (add_fde_cfi): If -g2 and above and cfi might change CFA,
14313 force creation of CFI label and chain DW_CFA_set_loc jumping to it
14314 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
14316 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
14317 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
14318 dwarf2out_cfi_label callers.
14319 * tree.h (dwarf2out_cfi_label): Adjust prototype.
14320 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
14321 Adjust dwarf2out_cfi_label callers.
14322 * config/vax/vax.c (vax_output_function_prologue): Likewise.
14324 * config/i386/i386.h (struct machine_cfa_state,
14325 struct machine_function): Guard with ifndef USED_FOR_TARGET
14326 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
14329 * emutls.c (__emutls_get_address): Change arr->size to mean number
14330 of allocated arr->data entries instead of # of slots + 1.
14332 PR middle-end/40316
14333 * recog.c (peep2_reinit_state): New function.
14334 (peephole2_init_state): Use it at the end of a basic block and also
14335 when seeing a RTX_FRAME_RELATED_P insn.
14337 2009-06-01 Steve Ellcey <sje@cup.hp.com>
14339 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
14340 fixuns_truncrfdi2): New.
14341 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
14342 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
14343 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
14344 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
14345 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
14346 *recip_approx): Remove.
14347 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
14348 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
14349 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
14351 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
14354 2009-06-01 Ian Lance Taylor <iant@google.com>
14356 * attribs.c (register_attribute): Use CONST_CAST.
14357 * collect2.c (main): Use CONST_CAST2.
14358 (scan_prog_file): Likewise.
14359 * gcc.c (process_command, main): Likewise.
14360 * toplev.c (toplev_main): Likewise.
14362 * c-typeck.c (handle_warn_cast_qual): New static function,
14363 partially broken out of build_c_cast.
14364 (build_c_cast): Call handle_warn_cast_qual.
14365 * doc/invoke.texi (Warning Options): Document new effect of
14368 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
14370 * diagnostic.c (diagnostic_build_prefix): Always print columns.
14371 (diagnostic_report_current_module): Print columns.
14372 * common.opt (flag_show_column): Enable by default.
14374 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
14376 * alias.c (find_base_term): Check for NULL term before returning.
14378 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14380 Revert due to PR40320:
14381 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14382 * calls.c (emit_library_call_value_1): Don't force_operand for move
14385 2009-06-01 Olivier Hainque <hainque@adacore.com>
14386 Eric Botcazou <ebotcazou@adacore.com>
14388 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
14389 to be processed as a bitfield for constructor output purposes.
14390 * output.h (initializer_constant_valid_for_bitfield_p): Declare
14392 * varasm.c (oc_local_state): New type, output_constructor
14393 local state to support communication with helpers.
14394 (oc_outer_state): New type, output_constructor outer state of
14395 relevance in recursive calls.
14396 (output_constructor_array_range): New output_constructor helper,
14397 extracted code for an array range element.
14398 (output_constructor_regular_field): New output_constructor helper,
14399 extracted code for an element that is not a bitfield.
14400 (output_constructor_bitfield): New output_constructor helper,
14401 extracted code for a bitfield element. Accept an OUTER state
14402 argument for recursive processing. Recurse on record or array
14403 CONSTRUCTOR values, possibly past noop conversions.
14404 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
14405 VALUE is a valid constant-valued expression for use in a static
14406 bit-field initializer.
14407 (output_constructor): Rework to use helpers. Accept and honor an
14408 OUTER state argument for recursive calls. Return total size. Be
14409 prepared for nested constructors initializing bitfields.
14410 (output_constant): Feed OUTER in calls to output_constructor.
14412 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14414 * calls.c (emit_library_call_value_1): Don't force_operand for move
14417 2009-06-01 Nick Clifton <nickc@redhat.com>
14419 * doc/invoke.texi (IA-64 Options): Fix typo.
14421 2009-06-01 Ira Rosen <irar@il.ibm.com>
14423 PR tree-optimization/39129
14424 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
14426 (vect_do_peeling_for_loop_bound): Use
14427 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
14428 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
14429 (vect_loop_versioning): Likewise.
14430 (vect_create_cond_for_alias_checks): Fix indentation.
14431 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
14433 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
14434 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
14435 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
14436 "control flow in loop".
14437 (vect_estimate_min_profitable_iters): Use
14438 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
14439 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
14440 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
14441 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
14442 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
14443 statement belongs to a group of strided accesses with the exact code
14445 (vectorizable_load): Likewise.
14446 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
14447 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
14449 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
14451 * config/freebsd-stdint.h: New file.
14452 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
14453 Add freebsd-stdint.h to tm_file.
14455 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
14457 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
14458 (thumb2_extendhidi2): Likewise.
14460 2009-05-31 Ian Lance Taylor <iant@google.com>
14462 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
14464 2009-05-31 Ian Lance Taylor <iant@google.com>
14466 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
14467 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
14468 (ipa-reference.o): Depend upon gt-ipa-reference.h.
14470 2009-05-31 Jason Merrill <jason@redhat.com>
14472 * tree-pretty-print.c (print_call_name): Take the callee, not the
14473 call itself. Make non-static. Use dump_function_name for functions.
14474 (dump_generic_node): Adjust.
14475 * diagnostic.h: Declare print_call_name.
14476 * gimple-pretty-print.c (dump_gimple_call): Use it.
14478 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
14480 * config/sh/sh.md (ashldi3_std): New define_expand.
14483 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
14486 * config/sh/sh.c: Include debug.h.
14487 (sh_expand_epilogue): Emit a blockage insn before the frame
14488 pointer adjustment also when dwarf2out_do_frame returns true.
14490 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
14492 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
14493 (thumb2_extendqidi2): New pattern.
14495 2009-05-31 Ira Rosen <irar@il.ibm.com>
14497 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
14498 mark phis for renaming.
14499 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
14500 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
14501 Call mark_sym_for_renaming.
14502 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
14503 * tree-vect-loop.c (vect_transform_loop): Remove
14504 vect_memsyms_to_rename initialization and a call to
14505 mark_set_for_renaming.
14507 2009-05-31 Jakub Jelinek <jakub@redhat.com>
14509 PR middle-end/40304
14510 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
14511 frame related even if !set_cfa && style < 0.
14513 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
14515 * config/i386/mingw-tls.c: New file.
14516 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
14517 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
14518 defining _WIN32 but not __CYGWIN__.
14520 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14522 * configure.ac: Add MPC support.
14524 * config.in, configure: Regenerate.
14526 2009-05-29 Richard Henderson <rth@redhat.com>
14528 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
14529 NOTE_INSN_BASIC_BLOCK.
14530 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
14531 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
14532 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
14534 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
14536 (add_cfi): Disable check redefining cfa away from drap.
14537 (lookup_cfa_1): Add remember argument; handle remember/restore.
14538 (lookup_cfa): Pass remember argument.
14539 (cfa_remember): New.
14540 (compute_barrier_args_size_1): Remove sibcall check.
14541 (dwarf2out_frame_debug_def_cfa): New.
14542 (dwarf2out_frame_debug_adjust_cfa): New.
14543 (dwarf2out_frame_debug_cfa_offset): New.
14544 (dwarf2out_frame_debug_cfa_register): New.
14545 (dwarf2out_frame_debug_cfa_restore): New.
14546 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
14547 (dwarf2out_begin_epilogue): New.
14548 (dwarf2out_frame_debug_restore_state): New.
14549 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
14550 DW_CFA_restore_state.
14551 (output_cfi_directive): Likewise.
14552 (convert_cfa_to_fb_loc_list): Likewise.
14553 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
14554 * dwarf2out.h: Update.
14555 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
14556 (copy_insn_1): Early out for null.
14557 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
14558 and dwarf2out_frame_debug_restore_state.
14559 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
14560 (prologue_insn_hash, epilogue_insn_hash): New.
14561 (free_after_compilation): Adjust freeing accordingly.
14562 (record_insns): Create hash table if needed; push insns into
14563 hash instead of array.
14564 (maybe_copy_epilogue_insn): New.
14565 (contains): Search hash table instead of array.
14566 (sibcall_epilogue_contains): Remove.
14567 (thread_prologue_and_epilogue_insns): Split eh_return insns
14568 and mark them as epilogues.
14569 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
14570 scanning in terms of basic blocks.
14571 * insn-notes.def (CFA_RESTORE_STATE): New.
14572 * jump.c (returnjump_p_1): Accept EH_RETURN.
14573 (eh_returnjump_p_1, eh_returnjump_p): New.
14574 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
14575 CFA_REGISTER, CFA_RESTORE): New.
14576 * rtl.def (EH_RETURN): New.
14577 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
14579 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
14580 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
14582 * config/i386/i386.c (gen_push): Update cfa state.
14583 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
14584 add a CFA_ADJUST_CFA note.
14585 (ix86_dwarf_handle_frame_unspec): Remove.
14586 (ix86_expand_prologue): Update cfa state.
14587 (ix86_emit_restore_reg_using_pop): New.
14588 (ix86_emit_restore_regs_using_pop): New.
14589 (ix86_emit_leave): New.
14590 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
14591 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
14592 * config/i386/i386.h (struct machine_cfa_state): New.
14593 (ix86_cfa_state): New.
14594 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
14595 (eh_return_internal): Merge from eh_return_<mode>,
14596 use eh_return rtx, split w/ epilogue.
14598 2009-05-29 Ian Lance Taylor <iant@google.com>
14600 * builtins.c (validate_gimple_arglist): Don't use va_arg with
14602 * calls.c (emit_library_call_value_1): Likewise.
14604 * c-typeck.c (c_build_va_arg): New function.
14605 * c-tree.h (c_build_va_arg): Declare.
14606 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
14607 instead of build_va_arg.
14609 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
14611 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
14612 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
14613 (ptr_difference_cost): Use affine combinations to compute it.
14614 (difference_cost): Likewise.
14615 (get_computation_cost_at): Compute more accurate cost for addresses
14616 if the ratio is a multiplier allowed in addresses.
14617 For non-addresses, consider that an additional offset or symbol is
14620 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14622 * config/i386/i386.c (ix86_decompose_address): Avoid useless
14623 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
14625 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
14626 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
14627 (prefix_rex): For UNIT_MMX don't imply the prefix by default
14629 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
14630 to 1 for TYPE_SSE{IADD1,CVT1}.
14631 (prefix_vex_imm8): Removed.
14632 (length_vex): Only pass 1 as second argument to
14633 ix86_attr_length_vex_default if prefix_extra is 0.
14634 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
14635 (length): For prefix vex computation use length_immediate
14636 attribute instead of prefix_vex_imm8.
14637 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
14638 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
14639 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
14640 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
14641 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
14642 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
14643 a space in between the operands.
14644 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
14645 if one operand is 0xff and the other one si, di, bp or sp.
14646 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
14647 other one si, di, bp or sp.
14648 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
14649 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
14650 type and mode attributes.
14651 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
14652 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
14653 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
14654 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
14655 prefix_data16 attribute iff MODE_DF.
14656 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
14657 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
14658 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
14659 constm128_operand in length_immediate computation.
14660 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
14661 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
14662 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
14663 length_immediate attribute to 1.
14664 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
14665 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
14666 for certain alternatives.
14667 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
14668 prefix_data16 attribute if MODE_V1DF.
14669 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
14670 length_immediate to 1.
14671 (set_got_rex64, set_rip_rex64): Remove length attribute, set
14672 length_address to 4, set mode attribute to MODE_DI.
14673 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
14674 (fxam<mode>2_i387): Set length attribute to 4.
14675 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
14676 *prefetch_3dnow_rex): Override length_address attribute.
14677 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
14679 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
14680 (constm128_operand): Removed.
14681 * config/i386/i386.c (memory_address_length): For
14682 disp && !index && !base in 64-bit mode account for SIB byte if
14683 print_operand_address can't optimize disp32 into disp32(%rip)
14684 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
14685 for fs: or gs: segment.
14686 (ix86_attr_length_immediate_default): When checking if shortform
14687 is possible, truncate immediate to the length of the non-shortened
14689 (ix86_attr_length_address_default): Ignore MEM_P operands
14691 (ix86_attr_length_vex_default): Only check for DImode on
14692 GENERAL_REG_P operands.
14693 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
14694 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
14695 (sse_cvttps2pi): Clear prefix_rep attribute.
14696 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
14698 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
14699 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
14700 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
14701 iff operand 2 is const_int_operand.
14702 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
14703 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
14704 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
14706 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
14708 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
14709 prefix_data16 attribute for movlpd and movhpd instructions.
14710 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
14711 length_immediate for shufpd instruction.
14712 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
14713 (avx_cmpp<avxmodesuffixf2c><mode>3,
14714 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
14715 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
14716 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
14717 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
14718 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
14719 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
14720 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
14721 prefix_data16 attribute for the first alternative to 1.
14722 (*avx_loadlps): Override length_immediate for the first alternative.
14723 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
14724 attributes for second alternative.
14725 (*vec_concatv2sf_sse4_1): Override length_immediate and
14726 prefix_data16 attributes for second alternative.
14727 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
14728 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
14729 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
14730 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
14731 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
14732 prefix_data16 and length_immediate to 1.
14733 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
14735 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
14736 prefix_extra attribute for variants that don't have 0f prefix alone.
14737 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
14738 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
14739 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
14740 *sse4_1_pextrd): Set length_immediate to 1.
14741 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
14742 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
14744 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
14745 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
14746 length_immediate to 1 for second alternative.
14747 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
14748 prefix_extra and length_immediate attributes for the first
14750 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
14752 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
14753 to 1 for the first and third alternative.
14754 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
14756 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
14758 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
14760 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
14761 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
14762 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
14763 *avx_psign<mode>3): Set prefix_extra attribute to 1.
14764 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
14765 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
14766 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
14767 ssse3_psign<mode>3): Override prefix_rex attribute.
14768 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
14769 (ssse3_palignrti): Override length_immediate to 1.
14770 (ssse3_palignrdi): Override length_immediate to 1, override
14771 prefix_rex attribute.
14772 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
14773 (sse4a_extrqi): Override length_immediate to 2.
14774 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
14775 (sse4a_insertq): Override prefix_data16 to 0.
14776 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
14777 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
14778 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
14779 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
14780 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
14781 and length_immediate to 1.
14782 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
14783 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
14784 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
14785 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
14786 and length_immediate to 1.
14787 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
14788 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
14789 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
14790 avx_ptest256): Override prefix_extra to 1.
14791 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
14792 Override prefix_data16 and length_immediate to 1.
14793 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
14794 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
14795 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
14796 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
14797 prefix_data16 to 0 and prefix_extra to 2.
14798 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
14799 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
14801 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
14802 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
14803 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
14804 and prefix_extra to 2.
14805 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
14806 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
14807 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
14808 avx_vpermilvar<mode>3,
14809 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
14810 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
14811 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
14812 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
14813 Override prefix_extra to 1.
14814 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
14815 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
14816 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
14817 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
14818 prefix_extra and length_immediate to 1.
14819 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
14821 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
14822 to 1 for the first alternative.
14823 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
14824 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
14826 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
14827 *movv2sf_internal_avx, *movv2sf_internal): Override
14828 prefix_rep attribute for certain alternatives.
14829 (*mov<mode>_internal): Override prefix_rep or prefix_data16
14830 attributes for certain alternatives.
14831 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
14832 attributes for certain alternatives.
14833 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
14834 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
14835 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
14836 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
14837 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
14838 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
14839 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
14840 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
14841 length_immediate to 1 if operand 2 is const_int_operand.
14842 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
14843 *vec_extractv2si_1): Set length_immediate attribute to 1.
14844 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
14845 using old 3DNOW insn rather than SSE/3DNOW_A.
14846 (mmx_emms, mmx_femms): Clear modrm attribute.
14848 2009-05-29 Martin Jambor <mjambor@suse.cz>
14850 * tree-sra.c: New implementation of SRA.
14852 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
14853 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
14854 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
14855 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
14856 (SRA_MAX_STRUCTURE_COUNT): Removed.
14857 (SRA_FIELD_STRUCTURE_RATIO): Removed.
14858 * doc/invoke.texi (sra-max-structure-size): Removed.
14859 (sra-field-structure-ratio): Removed.
14861 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14863 PR middle-end/40291
14864 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
14867 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
14869 PR rtl-optimization/40101
14870 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
14871 seqno. Adjust comment.
14872 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
14873 inserting bookkeeping before a jump, the jump is not scheduled.
14874 When no positive seqno found, provide a value. Add comment.
14876 2009-05-29 Richard Guenther <rguenther@suse.de>
14878 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
14879 short-cutting on the first component.
14881 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14883 PR middle-end/39958
14884 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
14885 for trees other than decls/types.
14887 2009-05-29 Richard Guenther <rguenther@suse.de>
14889 * tree-ssa-operands.c (get_expr_operands): Do not handle
14890 INDIRECT_REFs in the handled-component case. Remove
14891 unused get_ref_base_and_extent case.
14892 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
14893 tree_low_cst and host_integerp where possible.
14894 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
14895 codes for equivalence.
14896 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
14898 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
14900 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
14901 to tmake_file for i[34567]86-*-cygwin*.
14903 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14906 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
14907 (altivec_categorize_keyword, init_vector_keywords,
14908 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
14911 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
14913 * tree.c (handle_dll_attribute): Check if node is
14914 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
14916 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
14918 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
14920 (thumb2_zero_extendqidi2): Likewise.
14922 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
14924 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
14925 instead of gen_movrt.
14926 * config/sh/sh.md (movrt): Remove.
14928 2009-05-28 Steve Ellcey <sje@cup.hp.com>
14930 * doc/invoke.texi (IA-64 Options):
14931 Add -msdata, -mfused-madd, -mno-inline-float-divide,
14932 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
14933 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
14934 -msched-prefer-non-control-spec-insns,
14935 -msched-stop-bits-after-every-cycle,
14936 -msched-count-spec-in-critical-path,
14937 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
14938 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
14939 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
14940 and -msched-spec-verbose.
14942 2009-05-28 Joseph Myers <joseph@codesourcery.com>
14944 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
14945 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
14947 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
14949 2009-05-28 Richard Guenther <rguenther@suse.de>
14951 * tree-ssa-alias.c (ao_ref_init): New function.
14952 (ao_ref_base): Likewise.
14953 (ao_ref_base_alias_set): Likewise.
14954 (ao_ref_alias_set): Likewise.
14955 (refs_may_alias_p_1): Change signature.
14956 (refs_may_alias_p): Adjust.
14957 (refs_anti_dependent_p): Likewise.
14958 (refs_output_dependent_p): Likewise.
14959 (call_may_clobber_ref_p_1): Change signature.
14960 (call_may_clobber_ref_p): Adjust.
14961 (stmt_may_clobber_ref_p_1): New function split out from ...
14962 (stmt_may_clobber_ref_p): ... here.
14963 (maybe_skip_until): Adjust signature.
14964 (get_continuation_for_phi): Likewise.
14965 (walk_non_aliased_vuses): Likewise.
14966 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
14967 (ao_ref_init): Declare.
14968 (ao_ref_base): Likewise.
14969 (ao_ref_alias_set): Likewise.
14970 (stmt_may_clobber_ref_p_1): Likewise.
14971 (walk_non_aliased_vuses): Adjust.
14972 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
14973 (get_ref_from_reference_ops): remove.
14974 (vn_reference_lookup_2): Adjust signature.
14975 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
14976 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
14977 (vn_reference_lookup): Adjust.
14978 (vn_reference_insert): Likewise.
14979 (vn_reference_insert_pieces): Adjust signature.
14980 (visit_reference_op_call): Adjust.
14981 * tree-ssa-pre.c (get_expr_type): Simplify.
14982 (phi_translate_1): Adjust.
14983 (compute_avail): Likewise.
14984 (translate_vuse_through_block): Do not re-build trees.
14985 (value_dies_in_block_x): Likewise.
14986 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
14988 (vn_reference_lookup_pieces): Adjust declaration.
14989 (vn_reference_insert_pieces): Likewise.
14991 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
14993 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
14994 with checking disabled.
14996 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
15000 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
15001 macro definition for support of three-operand format aligned
15002 .comm directive in assembler on cygwin/pe/mingw target OS.
15003 * configure: Regenerate.
15004 * config.h: Regenerate.
15006 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
15007 aligned form of .comm directive if -mpe-aligned-commons is in effect.
15008 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
15010 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
15011 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
15013 2009-05-28 Ira Rosen <irar@il.ibm.com>
15015 PR tree-optimization/40254
15016 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
15017 in analysis of basic blocks.
15019 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
15021 PR middle-end/33699
15022 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
15023 * target-def.h (TARGET_CONST_ANCHOR): New macro.
15024 (TARGET_INITIALIZER): Use it.
15025 * cse.c (CHEAPER): Move it up to the other macros.
15026 (insert): Rename this ...
15027 (insert_with_costs): ... to this. Add cost parameters. Update
15029 (insert): New function. Call insert_with_costs.
15030 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
15031 find_reg_offset_for_const, try_const_anchors): New functions.
15032 (cse_insn): Call try_const_anchors. Adjust cost of src_related
15033 when using a const-anchor. Call insert_const_anchors.
15034 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
15035 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
15037 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
15039 * tree-inline.c (remap_decls): Enable nonlocalized variables
15040 when not optimizing.
15042 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
15044 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
15045 Simplify other tests involving optimize.
15047 2009-05-27 Tom Tromey <tromey@redhat.com>
15049 * unwind-dw2.c (_Unwind_DebugHook): New function.
15050 (uw_install_context): Call _Unwind_DebugHook.
15052 2009-05-27 Tom Tromey <tromey@redhat.com>
15054 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
15056 2009-05-27 Ian Lance Taylor <iant@google.com>
15058 * Makefile.in (LINKER, LINKER_FLAGS): Define.
15059 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
15060 (ALL_LINKERFLAGS): Define.
15061 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
15062 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15063 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
15064 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15065 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
15066 $(LINKER_FOR_BUILD).
15067 (build/gcov-iov$(build_exeext)): Likewise.
15069 2009-05-27 Julian Brown <julian@codesourcery.com>
15071 * gcse.c (target.h): Include.
15072 (can_assign_to_reg_without_clobbers_p): Check that the target allows
15073 copy of argument to a pseudo register.
15075 2009-05-27 Diego Novillo <dnovillo@google.com>
15077 * tree-ssa-live.c (dump_scope_block): Document arguments.
15078 (dump_scope_blocks): Document.
15079 (debug_scope_blocks): New.
15080 * tree-flow.h (debug_scope_blocks): Declare.
15082 2009-05-21 Denis Chertykov <denisc@overta.ru>
15084 * doc/contrib.texi (Contributors): Add myself to the list.
15086 2009-05-27 Olivier Hainque <hainque@adacore.com>
15088 * expr.c (target_align): New function. Alignment the TARGET of an
15089 assignment may be assume to have.
15090 (highest_pow2_factor_for_target): Use it instead of relying on
15091 immediate tree attributes of TARGET, not necessarily honored when
15092 intermediate bitfields are involved.
15094 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
15097 * config/i386/driver-i386.c (host_detect_local_cpu): Support
15098 AVX, SSE4, AES, PCLMUL and POPCNT.
15100 2009-05-27 Diego Novillo <dnovillo@google.com>
15102 * tree-pretty-print.c (dump_location): New.
15103 (dump_generic_node): Call it.
15104 Factor code to handle BLOCK nodes ...
15105 (dump_block_node): ... here.
15107 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
15109 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
15111 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
15113 * gcc-plugin.h: Include config.h and system.h.
15114 (IN_GCC): Define if not defined.
15116 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
15118 PR middle-end/40249
15119 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
15122 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
15124 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
15126 * config/m32r/m32r.h: Ditto.
15127 * config/m32r/m32r.md: Ditto.
15128 * config/m32r/predicates.md: Ditto.
15130 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
15132 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
15134 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
15137 (Loading plugins): typo.
15138 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
15139 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15140 (Interacting with the GCC Garbage Collector): Added new section.
15141 (Giving information about a plugin): Added new section for
15143 * ggc.h (ggc_register_root_tab): Added declaration.
15144 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
15145 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
15146 (register_callback): Improved comment in declaration.
15147 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
15148 (extra_root_vec) Added static variable for dynamic roots registration.
15149 (ggc_register_root_tab) Added new routine.
15150 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
15151 PLUGIN_GGC_MARKING event.
15152 * ggc-zone.c: Include plugin.h.
15153 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15154 * ggc-page.c: Include plugin.h.
15155 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15156 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
15157 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
15158 (register_callback): check lack of callbacks for
15159 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
15160 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
15161 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
15162 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15163 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
15164 dependency on plugin.h.
15165 (plugin.o): Added dependency on ggc.h...
15167 2009-05-26 Richard Guenther <rguenther@suse.de>
15169 PR middle-end/40248
15171 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
15172 with mismatched comparison modes.
15174 * expr.c (expand_expr_real_1): Expand the operand of a
15175 VIEW_CONVERT_EXPR in its natural mode.
15177 2009-05-26 Ian Lance Taylor <iant@google.com>
15179 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
15180 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
15181 (ALL_COMPILERFLAGS): Define.
15182 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
15183 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15184 (collect2$(exeext), collect2.o): Likewise.
15185 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
15186 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
15187 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
15188 (libbackend.o, intl.o, cppdefault.o): Likewise.
15189 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15190 (build/%.o): Use $(COMPILER_FOR_BUILD).
15191 (build/gen%$(build_exeext)): Likewise.
15192 (build/gcov-iov$(build_exeext)): LIkewise.
15193 * config/t-darwin (darwin.o): Use $(COMPILER).
15194 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
15195 * config/t-sol2 (sol2-c.o): Likewise.
15196 (sol2.o): Likewise.
15197 * config/t-vxworks (vxworks.o): Likewise.
15198 * config/x-darwin (host-darwin.o): Likewise.
15199 * config/x-hpux (host-hpux.o): Likewise.
15200 * config/x-linux (host-linux.o): Likewise.
15201 * config/x-solaris (host-solaris.o): Likewise.
15202 * config/alpha/x-alpha (driver-alpha.o): Likewise.
15203 * config/arm/t-arm (arm-c.o): Likewise.
15204 * config/arm/t-pe (pe.o): Likewise.
15205 * config/arm/t-wince-pe (pe.o): Likewise.
15206 * config/i386/t-cygming (winnt.o): Likewise.
15207 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
15208 * config/i386/t-cygwin (cygwin1.o): Likewise.
15209 (cygwin2.o): Likewise.
15210 * config/i386/t-i386 (i386-c.o): Likewise.
15211 * config/i386/t-interix (winnt.o): Likewise.
15212 * config/i386/t-netware (netware.o): Likewise.
15213 * config/i386/t-nwld (nwld.o): Likewise.
15214 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
15215 * config/i386/x-i386 (driver-i386.o): Likewise.
15216 * config/i386/x-cygwin (host-cygwin.o): Likewise.
15217 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
15218 * config/ia64/t-ia64 (ia64-c.o): Likewise.
15219 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
15220 * config/mips/x-native (driver-native.o): Likewise.
15221 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
15222 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
15223 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
15224 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
15225 * config/score/t-score-elf (score7.o): Likewise.
15226 (score3.o): Likewise.
15227 * config/sh/t-sh (sh-c.o): Likewise.
15228 * config/sh/t-symbian (sh-c.o): Likewise.
15229 (symbian.o): Likewise.
15230 * config/spu/t-spu-elf (spu-c.o): Likewise.
15231 * config/v850/t-v850 (v850-c.o): Likewise.
15232 * config/v850/t-v850e (v850-c.o): Likewise.
15234 2009-05-26 Richard Guenther <rguenther@suse.de>
15236 PR tree-optimization/40122
15237 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
15238 VECTOR_CSTs if possible.
15239 (fold_gimple_assign): Likewise.
15241 2009-05-26 Richard Guenther <rguenther@suse.de>
15243 PR middle-end/40252
15244 * fold-const.c (fold_binary): Use the correct types for building
15247 2009-05-26 Richard Guenther <rguenther@suse.de>
15249 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
15250 redundant calls to merge_alias_info.
15251 (bump_vector_ptr): Likewise.
15252 * tree-ssa-copy.c (merge_alias_info): Remove.
15253 (replace_exp_1): Remove call to merge_alias_info.
15254 (propagate_tree_value): Likewise.
15255 (fini_copy_prop): Propagate points-to info.
15256 * tree-flow.h (merge_alias_info): Remove.
15258 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
15260 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
15262 2009-05-25 Jan Hubicka <jh@suse.cz>
15264 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
15265 * cgraph.h (struct inline_summary): New filed self_wize,
15266 size_inlining_benefit, self_time and time_inlining_benefit.
15267 (struct cgraph_global_info): Replace insns by time ans size fields.
15268 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
15269 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
15270 (ipcp_update_callgraph): Do not touch function bodies.
15271 * ipa-inline.c: Include except.h
15272 (MAX_TIME): New constant.
15273 (overall_insns): Remove.
15274 (leaf_node_p): New.
15275 (overall_size, max_benefit): New static variables.
15276 (cgraph_estimate_time_after_inlining): New function.
15277 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
15278 (cgraph_clone_inlined_nodes): Update size.
15279 (cgraph_mark_inline_edge): Update size.
15280 (cgraph_estimate_growth): Use size info.
15281 (cgraph_check_inline_limits): Check size.
15282 (cgraph_default_inline_p): Likewise.
15283 (cgraph_edge_badness): Compute badness based on benefit and size cost.
15284 (cgraph_decide_recursive_inlining): Check size.
15285 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
15287 (cgraph_decide_inlining): Likewise.
15288 (cgraph_decide_inlining_incrementally): Likewise; honor
15289 PARAM_EARLY_INLINING_INSNS.
15290 (likely_eliminated_by_inlining_p): New predicate.
15291 (estimate_function_body_sizes): New function.
15292 (compute_inline_parameters): Use it.
15293 * except.c (must_not_throw_labels): New function.
15294 * except.h (must_not_throw_labels): Declare.
15295 * tree-inline.c (init_inline_once): Kill inlining_weigths
15296 * tree-ssa-structalias.c: Avoid uninitialized warning.
15297 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
15298 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
15299 (PARAM_INLINE_CALL_COST): Remove.
15300 (PARAM_EARLY_INLINING_INSNS): New.
15302 2009-05-25 Richard Guenther <rguenther@suse.de>
15304 PR tree-optimization/36327
15305 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
15306 callback for reference translation or lookup at the point of may-defs.
15307 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
15308 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
15309 for union COMPONENT_REFs.
15310 (vn_reference_lookup_3): New callback. Lookup from memset
15311 and CONSTRUCTOR assignment, translate through struct copies.
15312 (vn_reference_lookup_pieces): Make sure to not free the
15313 passed operands array. Adjust walk_non_aliased_vuses call.
15314 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
15315 make sure we do not leak memory.
15317 2009-05-25 Richard Guenther <rguenther@suse.de>
15319 * tree-ssa-alias.h (dump_points_to_solution): Declare.
15320 * tree-inline.c (expand_call_inline): Reset the escaped and
15321 callused solutions.
15322 * tree-ssa-structalias.c (pass_build_ealias): New.
15323 * tree-pass.h (pass_build_ealias): Declare.
15324 * passes.c (init_optimization_passes): Add PTA during
15325 early optimizations.
15326 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
15327 and CALLUSED solutions.
15328 (dump_points_to_solution): New function, split out from ...
15329 (dump_points_to_info_for): ... here.
15330 * tree-parloops.c (parallelize_loops): Reset the escaped and
15331 callused solutions.
15333 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15336 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
15337 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
15339 2009-05-25 Ira Rosen <irar@il.ibm.com>
15341 PR tree-optimization/40238
15342 * tree-vect-stmts.c (vect_init_vector): Insert initialization
15343 statements after basic block's labels.
15344 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
15345 to free the allocated memory.
15347 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
15349 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
15350 return address with a USE.
15352 2009-05-24 Richard Guenther <rguenther@suse.de>
15354 PR middle-end/40233
15355 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
15356 array type from the main variant of the inner type.
15358 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
15360 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
15361 definition to bool (from int) to un-break build.
15362 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
15364 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
15366 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
15367 discard_stmt_changes): Delete.
15368 * tree-ssa-operands.c (scb_stack): Delete.
15369 (init_ssa_operands): Do not initialize it.
15370 (fini_ssa_operands): Do not free it.
15371 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
15373 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
15374 update_stmt, remove the others. Fix comments.
15375 * tree-dfa.c (optimize_stack_restore): Likewise.
15376 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
15377 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
15378 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
15379 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
15381 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
15382 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
15383 (dom_opt_finalize_block): Likewise, adjusting access to
15385 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
15386 (stmts_to_rescan): Change item type to gimple.
15387 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
15389 2009-05-24 Ira Rosen <irar@il.ibm.com>
15391 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
15392 * tree-pass.h (pass_slp_vectorize): New pass.
15393 * params.h (SLP_MAX_INSNS_IN_BB): Define.
15394 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
15395 * tree-vectorizer.c (timevar.h): Include.
15396 (user_vect_verbosity_level): Declare.
15397 (vect_location): Fix comment.
15398 (vect_set_verbosity_level): Update user_vect_verbosity_level
15399 instead of vect_verbosity_level.
15400 (vect_set_dump_settings): Add an argument. Ignore user defined
15401 verbosity if dump flags require higher level of verbosity. Print to
15402 stderr only for loop vectorization.
15403 (vectorize_loops): Update call to vect_set_dump_settings.
15404 (execute_vect_slp): New function.
15405 (gate_vect_slp): Likewise.
15406 (struct gimple_opt_pass pass_slp_vectorize): New.
15407 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
15408 access its members.
15409 (vec_info_for_bb): New function.
15410 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
15411 (VECTORIZATION_ENABLED): New macro.
15412 (SLP_ENABLED, SLP_DISABLED): Likewise.
15413 (vect_is_simple_use): Add bb_vec_info argument.
15414 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
15415 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
15416 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
15417 vect_schedule_slp, vect_analyze_slp): Likewise.
15418 (vect_analyze_stmt): Add slp_tree argument.
15419 (find_bb_location): Declare.
15420 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
15421 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
15422 (vect_analyze_loop_operations, vect_analyze_loop,
15423 get_initial_def_for_induction, vect_create_epilog_for_reduction,
15424 vect_finalize_reduction, vectorizable_reduction,
15425 vectorizable_live_operation, vect_transform_loop): Likewise.
15426 * tree-data-ref.c (dr_analyze_innermost): Update comment,
15427 skip evolution analysis if analyzing a basic block.
15428 (dr_analyze_indices): Likewise.
15429 (initialize_data_dependence_relation): Skip the test whether the
15430 object is invariant for basic blocks.
15431 (compute_all_dependences): Skip dependence analysis for data
15432 references in basic blocks.
15433 (find_data_references_in_stmt): Don't fail in case of invariant
15434 access in basic block.
15435 (find_data_references_in_bb): New function.
15436 (find_data_references_in_loop): Move code to
15437 find_data_references_in_bb and add a call to it.
15438 (compute_data_dependences_for_bb): New function.
15439 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
15440 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
15442 (vect_analyze_data_ref_dependence): Check for interleaving in case of
15443 unknown dependence in basic block and fail in case of dependence in
15445 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
15446 dependence instances from either loop or basic block vectorization
15448 (vect_compute_data_ref_alignment): Check if it is loop vectorization
15449 before calling nested_in_vect_loop_p.
15450 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
15451 dependence instances from either loop or basic block vectorization
15453 (vect_verify_datarefs_alignment): Likewise.
15454 (vect_enhance_data_refs_alignment): Adjust function calls.
15455 (vect_analyze_data_refs_alignment): Likewise.
15456 (vect_analyze_group_access): Fix printing. Skip different checks if
15457 DR_STEP is 0. Keep strided stores either in loop or basic block
15458 vectorization data structure. Fix indentation.
15459 (vect_analyze_data_ref_access): Fix comments, allow zero step in
15461 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
15462 dependence instances from either loop or basic block vectorization
15464 (vect_analyze_data_refs): Update comment. Call
15465 compute_data_dependences_for_bb to analyze basic blocks.
15466 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
15467 case of loop vectorization. In case of basic block vectorization use
15468 data-ref itself as a base.
15469 (vect_create_data_ref_ptr): In case of basic block vectorization:
15470 don't advance the pointer, add new statements before the current
15471 statement. Adjust function calls.
15472 (vect_supportable_dr_alignment): Support only aligned accesses in
15473 basic block vectorization.
15474 * common.opt (ftree-slp-vectorize): New flag.
15475 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
15476 (vect_pattern_recog_1): Likewise.
15477 * tree-vect-stmts.c (process_use): Likewise.
15478 (vect_init_vector): Add new statements in the beginning of the basic
15479 block in case of basic block SLP.
15480 (vect_get_vec_def_for_operand): Adjust function calls.
15481 (vect_finish_stmt_generation): Likewise.
15482 (vectorizable_call): Add assert that it is loop vectorization, adjust
15484 (vectorizable_conversion, vectorizable_assignment): Likewise.
15485 (vectorizable_operation): In case of basic block SLP, take
15486 vectorization factor from statement's type and skip the relevance
15487 check. Adjust function calls.
15488 (vectorizable_type_demotion): Add assert that it is loop
15489 vectorization, adjust function calls.
15490 (vectorizable_type_promotion): Likewise.
15491 (vectorizable_store): Check for outer loop only in case of loop
15492 vectorization. Adjust function calls. For basic blocks, skip the
15493 relevance check and don't advance pointers.
15494 (vectorizable_load): Likewise.
15495 (vectorizable_condition): Add assert that it is loop vectorization,
15496 adjust function calls.
15497 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
15498 that it is not reduction, get vector type, call only supported
15499 functions, skip loop specific parts.
15500 (vect_transform_stmt): Check for outer loop only in case of loop
15502 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
15503 (vect_is_simple_use): Fix comment, add new argument, fix conditions
15504 for external definition.
15505 * passes.c (pass_slp_vectorize): New pass.
15506 * tree-vect-slp.c (find_bb_location): New function.
15507 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
15508 check for patterns only in loops.
15509 (vect_build_slp_tree): Add argument, adjust function calls, fail in
15510 case of multiple types in basic block SLP.
15511 (vect_mark_slp_stmts_relevant): New function.
15512 (vect_supported_load_permutation_p): Fix comment.
15513 (vect_analyze_slp_instance): Add argument. In case of basic block
15514 SLP, take vectorization factor from statement's type, check that
15515 unrolling factor is 1. Adjust function call. Save SLP instance in
15516 either loop or basic block vectorization structure. Return FALSE,
15518 (vect_analyze_slp): Add argument. Get strided stores groups from
15519 either loop or basic block vectorization structure. Return FALSE
15520 if basic block SLP failed.
15521 (new_bb_vec_info): New function.
15522 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
15523 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
15524 (vect_schedule_slp): Add argument. Get SLP instances from either
15525 loop or basic block vectorization structure. Set vectorization factor
15526 to be 1 for basic block SLP.
15527 (vect_slp_transform_bb): New function.
15528 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
15530 2009-05-23 Mark Mitchell <mark@codesourcery.com>
15532 * final.c (shorten_branches): Do not align labels for jump tables.
15533 (final_scan_insn): Use JUMP_TABLE_DATA_P.
15535 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
15537 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
15538 Remove outdated reference to flow.c and fix nits.
15539 * doc/gccint.texi: Tweak RTL description.
15540 * doc/rtl.texi: Likewise.
15542 2009-05-23 Denis Chertykov <chertykov@gmail.com>
15544 * config/avr/avr.c: Change my email address.
15545 * config/avr/avr.h: Likewise.
15546 * config/avr/avr.md: Likewise.
15547 * config/avr/avr-protos.h: Likewise.
15548 * config/avr/libgcc.S: Likewise.
15550 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
15552 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
15553 (spu_split_load, spu_split_store): Change return type to int.
15554 (spu_split_convert): Declare.
15555 * config/spu/predicates.md (spu_mem_operand): Remove.
15556 (spu_mov_operand): Update.
15557 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
15558 * config/spu/spu.c (regno_aligned_for_load): Remove.
15559 (reg_aligned_for_addr, spu_expand_load): Define.
15560 (spu_expand_extv): Reimplement and handle MEM.
15561 (spu_expand_insv): Handle MEM.
15562 (spu_sched_reorder): Handle insn's with length 0.
15563 (spu_legitimate_address_p): Reimplement.
15564 (store_with_one_insn_p): Return TRUE for any mode with size
15565 larger than 16 bytes.
15566 (address_needs_split): Define.
15567 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
15569 (spu_convert_move): Define.
15570 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
15571 (spu_split_store): Change all MEM's to TImode.
15572 (spu_init_expanders): Preallocate registers that correspond to
15573 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
15575 (spu_split_convert): Define.
15576 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
15577 (_move<mode>, _movdi, _movti): Update predicate and condition.
15578 (load, store): Change to define_split.
15579 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
15581 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
15582 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
15583 define_insn_and_split of lshr<mode>3.
15584 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
15585 (<v>ashr<mode>3_imm): Define.
15586 (extv, extzv, insv): Allow MEM operands.
15587 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
15588 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
15589 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
15590 (_spu_convert2): Change to define_insn_and_split and remove the
15591 corresponding define_peephole2.
15592 (stack_protect_set, stack_protect_test, stack_protect_test_si):
15593 Change predicates to memory_operand.
15595 2009-05-22 Mark Mitchell <mark@codesourcery.com>
15597 * config/arm/thumb2.md: Add 16-bit multiply instructions.
15599 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
15601 PR tree-optimization/40219
15602 * tree.c (iterative_hash_expr): Make sure the builtin function is
15603 a normal builtin function and not a front end or back end builtin
15604 before indexing into the built_in_decls array.
15606 2009-05-22 Richard Guenther <rguenther@suse.de>
15608 PR middle-end/38964
15609 * alias.c (write_dependence_p): Do not use TBAA for answering
15610 anti-dependence or output-dependence.
15611 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
15612 (emit_pointer_definition): Remove.
15613 (emit_alias_warning): Likewise.
15614 (find_what_var_points_to): Remove TBAA pruning code.
15615 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
15617 (compute_points_to_sets): Remove code computing the set of
15618 dereferenced pointers.
15619 * tree-data-ref.c (dr_may_alias_p): Properly use the split
15620 oracle for querying anti and output dependencies.
15621 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
15622 if TBAA may be applied.
15623 (refs_anti_dependent_p): New function.
15624 (refs_output_dependent_p): Likewise.
15625 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
15626 (refs_output_dependent_p): Likewise.
15627 * doc/tree-ssa.texi (Memory model): New section.
15628 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
15629 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
15630 * cfgexpand.c (expand_gimple_basic_block): Do not handle
15631 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
15632 * expr.c (expand_expr_real_1): Likewise.
15633 * gimple-low.c (lower_stmt): Likewise.
15634 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
15635 (dump_gimple_cdt): Remove.
15636 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
15637 (gimple_size): Likewise.
15638 (walk_gimple_op): Likewise.
15639 (is_gimple_stmt): Likewise.
15640 (walk_stmt_load_store_addr_ops): Likewise.
15641 (gimple_build_cdt): Remove.
15642 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
15643 * gimple.h (gimple_cdt_new_type): Remove.
15644 (gimple_cdt_new_type_ptr): Likewise.
15645 (gimple_cdt_set_new_type): Likewise.
15646 (gimple_cdt_location): Likewise.
15647 (gimple_cdt_location_ptr): Likewise.
15648 (gimple_cdt_set_location): Likewise.
15649 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
15650 * tree-cfg.c (remove_useless_stmts_1): Do not handle
15651 GIMPLE_CHANGE_DYNAMIC_TYPE.
15652 (verify_types_in_gimple_stmt): Likewise.
15653 * tree-inline.c (estimate_num_insns): Likewise.
15654 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
15655 (copy_decl_to_var): Likewise.
15656 (copy_result_decl_to_var): Likewise.
15657 * tree-pretty-print.c (dump_generic_node): Do not handle
15658 CHANGE_DYNAMIC_TYPE_EXPR.
15659 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
15660 * tree-ssa-operands.c (get_expr_operands): Likewise.
15661 * tree-ssa-structalias.c (struct variable_info): Remove
15662 no_tbaa_pruning member.
15663 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
15664 (unify_nodes): Do not copy it.
15665 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
15666 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
15667 (set_uids_in_ptset): Do not check it.
15668 (find_what_var_points_to): Likewise.
15669 (compute_tbaa_pruning): Remove.
15670 (compute_points_to_sets): Do not call it.
15671 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
15672 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
15673 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
15674 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
15675 (DECL_NO_TBAA_P): Likewise.
15676 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
15677 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
15678 (expand_omp_atomic_pipeline): Do not set it.
15679 * print-tree.c (print_node): Do not dump it.
15680 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
15683 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
15686 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
15689 2009-05-22 Mark Mitchell <mark@codesourcery.com>
15691 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
15694 2009-05-22 Ben Elliston <bje@au.ibm.com>
15696 * Makefile.in (bversion.h, s-bversion): New targets.
15697 (TOPLEV_H): Add bversion.h.
15698 * toplev.h: Include "bversion.h".
15699 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
15700 the __format__ attribute only if compiling with the same version
15701 of GCC as the sources (the "build version").
15703 2009-05-22 Ben Elliston <bje@au.ibm.com>
15705 * c-format.c (handle_format_attribute): Fix comment typo.
15707 2009-05-21 Steve Ellcey <sje@cup.hp.com>
15710 * config/ia64/ia64.opt (mfused-madd): New.
15711 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
15712 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
15713 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
15714 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
15715 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
15716 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
15717 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
15718 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
15719 instruction if !TARGET_FUSED_MADD.
15720 (fpma, fpms): Remove colon from name.
15722 2009-05-22 Richard Guenther <rguenther@suse.de>
15724 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
15725 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
15726 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
15728 (create_expression_by_pieces): Only convert if necessary.
15729 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
15730 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
15732 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
15734 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
15735 regular pattern from a template and rename it ...
15736 (*extzv_truncsi_exts): ... to this.
15738 2009-05-21 Richard Guenther <rguenther@suse.de>
15740 * cgraph.h (struct cgraph_node): Remove inline_decl member.
15741 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
15742 (cgraph_default_inline_p): Likewise.
15743 (cgraph_decide_inlining_incrementally): Likewise.
15745 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
15746 Uros Bizjak <ubizjak@gmail.com>
15748 * config/i386/cpuid.h (bit_MOVBE): New.
15750 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
15752 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
15753 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
15754 (ix86_handle_option): Handle OPT_mmovbe.
15755 (ix86_target_string): Add -mmovbe.
15756 (pta_flags): Add PTA_MOVBE.
15757 (processor_alias_table): Add PTA_MOVBE to "atom".
15758 (override_options): Handle PTA_MOVBE.
15760 * config/i386/i386.h (TARGET_MOVBE): New.
15762 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
15763 (*bswapsi_movbe): New.
15764 (*bswapdi_movbe): Likewise.
15765 (bswapdi2): Renamed to ...
15766 (*bswapdi_1): This.
15767 (bswapdi2): New expander.
15769 * config/i386/i386.opt (mmovbe): New.
15771 * doc/invoke.texi: Document -mmovbe.
15773 2009-05-21 Taras Glek <tglek@mozilla.com>
15775 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
15776 * gcc-plugin.h (plugin_init): Updated signature.
15777 * gcc-plugin.h (plugin_name_args): Moved to this header.
15778 * doc/plugins.texi (plugin_init): Updated documention to reflect
15780 * doc/plugins.texi (plugin_name_args): Added to documention.
15782 2009-05-21 Mark Mitchell <mark@codesourcery.com>
15784 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
15785 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
15787 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
15789 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
15790 JUMP_TABLE_DATA_P predicates where applicable.
15791 * config/i386/predicates.md: Ditto.
15792 * config/i386/sse.md: Ditto.
15794 2009-05-21 Jakub Jelinek <jakub@redhat.com>
15796 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
15797 operand2 -128 override length_immediate attribute to 1.
15798 * config/i386/predicates.md (constm128_operand): New predicate.
15800 * config/i386/i386.c (memory_address_length): Handle %r12
15801 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
15803 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
15804 mode look through optional ZERO_EXTEND and SUBREG.
15805 * config/i386/i386.md (R12_REG): New define_constant.
15806 (prefix_data16): For sse unit set also for MODE_TI insns.
15807 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
15808 insns set if operand 1 is ext_QIreg_operand.
15809 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
15810 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
15812 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
15813 mode from MODE_DI to MODE_SI.
15814 (movdi_1_rex64): Override modrm and length_immediate attributes
15815 only for movabs (TYPE_IMOV, alternative 2).
15816 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
15817 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
15818 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
15819 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
15820 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
15821 prefix_rex attribute if DImode.
15822 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
15823 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
15824 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
15825 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
15826 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
15827 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
15828 Likewise. For TYPE_IMOV clear length_immediate attribute.
15829 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
15830 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
15831 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
15832 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
15833 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
15834 or one operand TYPE_ISHIFT.
15835 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
15836 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
15837 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
15838 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
15839 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
15840 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
15841 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
15842 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
15843 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
15844 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
15845 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
15846 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
15847 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
15848 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
15849 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
15850 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
15851 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
15852 set mode attribute, don't override length attribute.
15853 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
15855 (return_internal_long): Set length attribute to 2 instead of 1.
15856 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
15857 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
15858 prefix_rex attribute.
15859 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
15861 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
15863 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15865 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
15867 2009-05-20 Ian Lance Taylor <iant@google.com>
15869 * tree.c (build_tree_list_vec_stat): New function.
15870 (ctor_to_vec): New function.
15871 (build_nt_call_vec): New function.
15872 (build_call_array): Change args to be a const pointer.
15873 (build_call_vec): New function.
15874 * tree.h (build_nt_call_vec): Declare.
15875 (build_tree_list_vec_stat): Declare.
15876 (build_tree_list_vec): Define.
15877 (build_call_array): Update declaration.
15878 (build_call_vec): Declare.
15879 (ctor_to_vec): Declare.
15880 * c-common.c (tree_vector_cache): New static variable.
15881 (make_tree_vector): New function.
15882 (release_tree_vector): New function.
15883 (make_tree_vector_single): New function.
15884 (make_tree_vector_copy): New function.
15885 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
15886 (make_tree_vector_single, make_tree_vector_copy): Declare.
15887 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
15888 (c_parser_expr_list): Don't manage cache here, instead call
15890 (c_parser_release_expr_list): Remove static function.
15891 (c_parser_vec_to_tree_list): Remove static function.
15892 (c_parser_attributes): Call build_tree_list_vec instead of
15893 c_parser_vec_to_tree_list. Call release_tree_vector instead of
15894 c_parser_release_expr_list.
15895 (c_parser_postfix_expression_after_primary): Likewise.
15896 (c_parser_objc_keywordexpr): Likewise.
15898 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
15900 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
15901 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
15902 TARGET_CONVERT_TO_TYPE.
15903 * hooks.c (hook_tree_const_tree_null): Define.
15904 * hooks.h (hook_tree_const_tree_null): Declare.
15905 * target.h (struct gcc_target): Add invalid_parameter_type,
15906 invalid_return_type, promoted_type, and convert_to_type fields.
15907 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
15908 (TARGET_INVALID_RETURN_TYPE): Define.
15909 (TARGET_PROMOTED_TYPE): Define.
15910 (TARGET_CONVERT_TO_TYPE): Define.
15911 (TARGET_INITIALIZER): Update for new fields.
15912 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
15913 (grokparms): Check targetm.invalid_parameter_type.
15914 * c-typeck.c (default_conversion): Check targetm.promoted_type.
15915 * c-convert.c (convert): Check targetm.convert_to_type.
15917 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
15919 * config/mips/mips.md (*extenddi_truncate<mode>,
15920 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
15922 (*extendhi_truncateqi): New define_insn_and_sptit.
15924 2009-05-20 Jakub Jelinek <jakub@redhat.com>
15926 PR middle-end/40204
15927 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
15928 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
15930 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
15932 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
15933 the operand of VIEW_CONVERT_EXPR.
15935 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
15937 * config/i386/driver-i386.c (host_detect_local_cpu): Check
15938 extended family and model for Intel processors. Support Intel Atom.
15940 2009-05-20 Olivier Hainque <hainque@adacore.com>
15942 * gstab.h (stab_code_type): Define, to be used instead of the
15943 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
15945 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
15946 occurrences by stab_code_type.
15947 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
15949 2009-05-20 Martin Jambor <mjambor@suse.cz>
15951 * tree-flow.h (insert_edge_copies_seq): Undeclare.
15952 (sra_insert_before): Likewise.
15953 (sra_insert_after): Likewise.
15954 (sra_init_cache): Likewise.
15955 (sra_type_can_be_decomposed_p): Likewise.
15956 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
15957 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
15958 (sra_insert_before): Likewise.
15959 (sra_insert_after): Likewise.
15960 (sra_init_cache): Likewise.
15961 (insert_edge_copies_seq): Made static and moved upwards.
15963 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
15966 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
15968 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
15969 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
15972 2009-05-20 Richard Guenther <rguenther@suse.de>
15974 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
15975 with mismatched comparison modes.
15977 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15979 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
15980 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
15981 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
15982 with shifts for Thumb2.
15983 (orsi_notsi): New for orn.
15984 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
15985 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
15986 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
15987 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
15988 Don't invert remainder for IOR.
15990 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
15992 PR tree-optimization/40087
15993 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
15994 number_of_iterations_ne): Rename never_infinite argument.
15995 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
15996 number_of_iterations_le): Handle pointer-type ivs when
15997 exit_must_be_taken is false.
15998 (number_of_iterations_cond): Do not always assume that
15999 exit_must_be_taken if the control variable is a pointer.
16001 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
16003 * c-typeck.c (build_binary_op): Allow % on integal vectors.
16004 * doc/extend.texi (Vector Extension): Document that % is allowed too.
16006 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
16008 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
16009 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
16011 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16014 * c.opt (Wlogical-op): Disabled by default.
16015 * c-opt (c_common_post_options): Do not enable Wlogical-op with
16017 * doc/invoke.texi (Wlogical-op): Likewise.
16019 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
16021 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
16023 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
16024 Propagate the type of the first operand.
16025 <ASSERT_EXPR>: Simplify.
16026 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
16027 Rewrite using the RHS code as discriminant.
16028 <NOP_EXPR>: Turn into CASE_CONVERT.
16029 <PLUS_EXPR>: Propagate the type of the first operand.
16031 2009-05-19 Steve Ellcey <sje@cup.hp.com>
16033 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
16034 (ia64_dconst_0_375): New.
16035 * config/ia64/ia64.c (ia64_override_options): Remove
16036 -minline-sqrt-min-latency warning.
16037 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
16038 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
16039 * config/ia64/ia64.md (*sqrt_approx): Remove.
16040 (sqrtsf2): Remove #if 0.
16041 (sqrtsf2_internal_thr): Rewrite and move to div.md.
16042 (sqrtdf): Remove assert.
16043 (sqrtdf2_internal_thr): Rewrite and move to div.md.
16044 (sqrtxf2): Remove #if 0.
16045 (sqrtxf2_internal_thr): Rewrite and move to div.md.
16046 * div.md (sqrt_approx_rf): New.
16047 (sqrtsf2_internal_thr): New implementation.
16048 (sqrtsf2_internal_lat): New.
16049 (sqrtdf2_internal_thr: New implementation.
16050 (sqrtxf2_internal): New implementation.
16052 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
16053 Hans-Peter Nilsson <hp@axis.com>
16055 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
16056 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
16057 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
16058 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
16059 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
16060 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
16061 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
16062 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
16063 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
16064 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
16065 * c-common.c: ...from here.
16067 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16069 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
16071 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16073 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
16075 2009-05-19 Ben Elliston <bje@au.ibm.com>
16077 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
16078 assignments with memcpy calls.
16079 (add_fdes): Likewise.
16080 (binary_search_unencoded_fdes): Likewise.
16081 (linear_search_fdes): Eliminate type puns.
16083 2009-05-19 Richard Guenther <rguenther@suse.de>
16085 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
16086 not falsely claim to have propagated into all uses.
16088 2009-05-19 Ben Elliston <bje@au.ibm.com>
16090 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
16093 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16095 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
16096 * config/sh/sh.c (sh_legitimate_address_p): Make static.
16097 (TARGET_LEGITIMATE_ADDRESS_P): New.
16098 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16099 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
16101 2009-05-18 Dodji Seketeli <dodji@redhat.com>
16104 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
16105 child of the containing namespace's DIE.
16107 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
16109 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
16110 *zero_extendhi_truncqi): Move after the zero_extend patterns.
16111 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
16114 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
16117 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
16118 gen_align with gen_pad.
16119 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
16120 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
16122 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
16123 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
16125 * config/i386/i386.md (align): Renamed to ...
16126 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
16127 ASM_OUTPUT_MAX_SKIP_PAD.
16129 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
16131 * config.gcc: Fix variable syntax.
16134 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
16135 before calling exact_log2.
16136 (output_iorsi3): Likewise.
16137 (output_xorsi3): Likewise.
16139 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16141 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
16142 for the none zero constant operand except for EQ and NE
16143 comprisons even when the first operand is R0.
16145 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
16147 * config/s390/2064.md: Remove trailing whitespaces.
16148 * config/s390/2084.md: Likewise.
16149 * config/s390/constraints.md: Likewise.
16150 * config/s390/fixdfdi.h: Likewise.
16151 * config/s390/libgcc-glibc.ver: Likewise.
16152 * config/s390/s390-modes.def: Likewise.
16153 * config/s390/s390-protos.h: Likewise.
16154 * config/s390/s390.c: Likewise.
16155 * config/s390/s390.h: Likewise.
16156 * config/s390/s390.md: Likewise.
16157 * config/s390/tpf-unwind.h: Likewise.
16159 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16161 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
16163 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16166 * configure.ac (m68k-*-*): Check if binutils support TLS.
16167 * configure: Regenerate.
16168 * config/m68k/predicates.md (symbolic_operand): Extend comment.
16169 * config/m68k/constraints.md (Cu): New constraint.
16170 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
16171 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
16172 (movsi): Handle TLS symbols.
16173 (addsi3_5200): Handle XTLS symbols, indent.
16174 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
16175 (m68k_tls_reference_p): Declare.
16176 (m68k_legitimize_address): Declare.
16177 (m68k_unwrap_symbol): Declare.
16178 * config/m68k/m68k.opt (mxtls): New option.
16179 * config/m68k/m68k.c (ggc.h): Include.
16180 (m68k_output_dwarf_dtprel): Implement hook.
16181 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
16182 (m68k_expand_prologue): Load GOT pointer when function needs it.
16183 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
16184 (m68k_legitimate_constant_address_p): Same.
16185 (m68k_decompose_address): Handle TLS references.
16186 (m68k_get_gp): New static function.
16187 (enum m68k_reloc): New contants.
16188 (TLS_RELOC_P): New macro.
16189 (m68k_wrap_symbol): New static function.
16190 (m68k_unwrap_symbol): New function.
16191 (m68k_final_prescan_insn_1): New static function.
16192 (m68k_final_prescan_insn): New function.
16193 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
16195 (legitimize_pic_address): Handle TLS references..
16196 (m68k_tls_get_addr, m68k_get_tls_get_addr)
16197 (m68k_libcall_value_in_a0_p)
16198 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
16199 (m68k_call_m68k_read_tp): Helper variables and functions for ...
16200 (m68k_legitimize_tls_address): Handle TLS references.
16201 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
16203 (m68k_legitimize_address): Handle TLS symbols.
16204 (m68k_get_reloc_decoration): New static function.
16205 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
16207 (m68k_output_dwarf_dtprel): Implement hook.
16208 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
16209 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
16210 m68k_call_* routines.
16211 (sched_attr_op_type): Handle TLS symbols.
16212 (gt-m68k.h): Include.
16213 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
16214 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
16216 2009-05-18 Martin Jambor <mjambor@suse.cz>
16218 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
16219 (visit_store_addr_for_mod_analysis): New function.
16220 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
16221 (determine_cst_member_ptr): Use gimple_assign_single_p.
16222 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
16223 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
16224 operands. Don't check number of operands of a NOP_EXPR.
16226 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
16228 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
16230 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
16233 * c-common.c (warn_logical_operator): Don't warn if one of
16234 expression isn't always true or false.
16236 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
16238 * config/i386/biarch32.h: New file.
16239 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
16241 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
16243 * config/mips/mips.md (*zero_extend<mode>_trunchi,
16244 *zero_extend<mode>_truncqi): Merge these into ...
16245 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
16246 Name the pattern following this as *zero_extendhi_truncqi.
16248 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
16250 PR middle-end/39301
16251 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
16252 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
16253 (output_info): Make field HOST_WIDEST_INT.
16254 (print_statistics): Use HOST_WIDEST_INT_PRINT.
16255 (dump_bitmat_statistics): Same.
16257 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
16259 * config.gcc (use_gcc_stdint): Set to wrap.
16260 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
16261 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
16262 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16263 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16264 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16265 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16266 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16267 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16269 2009-05-16 Joseph Myers <joseph@codesourcery.com>
16271 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
16273 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
16274 Move definitions earlier.
16275 (OPT_ARCH64, OPT_ARCH32): Define.
16276 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
16279 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
16282 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
16285 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
16287 * arm.md (movdi2): Copy non-reg values to DImode registers.
16289 2009-05-16 Jakub Jelinek <jakub@redhat.com>
16292 * final.c (label_to_max_skip): New function.
16293 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
16294 CODE_LABEL_NUMBER <= max_labelno.
16295 * output.h (label_to_max_skip): New prototype.
16296 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
16297 (ix86_avoid_jump_mispredicts): ... this. Don't define if
16298 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
16299 Handle CODE_LABELs with >= 16 byte alignment or with
16300 max_skip == (1 << align) - 1.
16301 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
16302 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
16305 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
16306 .p2align 3 if MAX_SKIP is smaller than 7.
16307 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
16309 2009-05-15 Ian Lance Taylor <iant@google.com>
16311 * alias.c (struct alias_set_entry_d): Rename from struct
16312 alias_set_entry. Change all uses.
16313 * except.c (struct call_site_record_d): Rename from struct
16314 call_site_record. Change all uses.
16315 * except.h (struct eh_region_d): Rename from struct eh_region.
16317 * gcse.c (struct hash_table_d): Rename from struct hash_table.
16319 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
16320 ivtype_map_elt. Change all uses.
16321 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
16323 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
16324 * graphite.h (struct name_tree_d): Rename from struct name_tree.
16326 (struct sese_d): Rename from struct sese. Change all uses.
16327 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
16328 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
16329 * optabs.h (struct optab_d): Rename from struct optab. Change all
16331 (struct convert_optab_d): Rename from struct convert_optab.
16333 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
16334 ipa_opt_pass. Change all uses.
16335 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
16338 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
16339 defined as a typedef.
16340 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
16343 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
16346 * fold-const.c (make_range,build_range_check,merge_ranges): Move
16348 (merge_ranges): Returns bool.
16349 * tree.h (make_range): .. to here.
16350 (build_range_check): Likewise.
16351 (merge_ranges): Likewise. Renamed from merge_ranges.
16352 * c-typeck.c (parser_build_binary_op): Update calls to
16353 warn_logical_operator.
16354 * c-common.c (warn_logical_operator): Add new warning.
16355 * c-common.h (warn_logical_operator): Update declaration.
16357 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
16359 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
16361 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16363 * doc/install.texi: Document MPC requirements, flags etc.
16365 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
16366 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
16367 Evaluate constant arguments.
16368 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
16369 (fold_builtin_1): Likewise, also evaluate constant arguments.
16370 Remove superfluous break.
16371 (do_mpc_ckconv): New.
16372 * real.h: Include mpc.h.
16373 * toplev.c (print_version): Output MPC version info if available.
16375 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16377 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
16379 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
16381 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
16384 2009-05-15 Jan Hubicka <jh@suse.cz>
16386 * doc/invoke.texi (max-early-inliner-iterations): New flag.
16387 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
16388 (try_inline): Fix return value.
16389 (cgraph_decide_inlining_incrementally): Honor new value.
16390 (cgraph_early_inlining): Handle indirect inlining.
16391 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
16393 2009-05-15 Jan Hubicka <jh@suse.cz>
16395 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
16396 * cgraphunit.c (cgraph_finalize_function): Set it.
16397 (cgraph_expand_function): Use it.
16399 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16401 * real.c (encode_ieee_half): Define.
16402 (decode_ieee_half): Define.
16403 (ieee_half_format): Define.
16404 (arm_half_format): Define.
16405 * real.h (ieee_half_format): Declare.
16406 (arm_half_format): Declare.
16408 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16410 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
16411 swapped, and reversed optabs exist before trying to use them.
16413 2009-05-15 Paul Brook <paul@codesourcery.com>
16414 Sandra Loosemore <sandra@codesourcery.com>
16416 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
16417 loads. Allow PRE_DEC.
16418 (output_move_neon): Handle PRE_DEC.
16419 (arm_print_operand): Add 'A' for neon structure loads.
16420 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
16421 * config/arm/neon.md (neon_mov): Update comment.
16422 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
16424 (Um): New constraint.
16426 2009-05-15 Jan Hubicka <jh@suse.cz>
16428 Revert the following patch until testsuite fallout is fixed:
16429 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
16430 * cgraph.h (struct inline_summary): New filed self_wize,
16431 size_inlining_benefit, self_time and time_inlining_benefit.
16432 (struct cgraph_global_info): Replace insns by time ans size fields.
16433 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
16434 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
16435 (ipcp_update_callgraph): Do not touch function bodies.
16436 * ipa-inline.c: Include except.h
16437 (MAX_TIME): New constant.
16438 (overall_insns): Remove
16439 (overall_size, max_benefit): New static variables.
16440 (cgraph_estimate_time_after_inlining): New function.
16441 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
16442 (cgraph_clone_inlined_nodes): Update size.
16443 (cgraph_mark_inline_edge): Update size.
16444 (cgraph_estimate_growth): Use size info.
16445 (cgraph_check_inline_limits): Check size.
16446 (cgraph_default_inline_p): Likewise.
16447 (cgraph_edge_badness): Compute badness based on benefit and size cost.
16448 (cgraph_decide_recursive_inlining): Check size.
16449 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
16451 (cgraph_decide_inlining): Likewise.
16452 (cgraph_decide_inlining_incrementally): Likewise; honor
16453 PARAM_EARLY_INLINING_INSNS.
16454 (likely_eliminated_by_inlining_p): New predicate.
16455 (estimate_function_body_sizes): New function.
16456 (compute_inline_parameters): Use it.
16457 * except.c (must_not_throw_labels): New function.
16458 * except.h (must_not_throw_labels): Declare.
16459 * tree-inline.c (init_inline_once): Kill inlining_weigths
16460 * tree-ssa-structalias.c: Avoid uninitialized warning.
16461 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
16462 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
16463 (PARAM_INLINE_CALL_COST): Remove.
16464 (PARAM_EARLY_INLINING_INSNS): New.
16466 2009-05-15 Richard Guenther <rguenther@suse.de>
16468 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
16469 not TODO_update_ssa.
16471 2009-05-15 Richard Guenther <rguenther@suse.de>
16473 PR tree-optimization/39999
16474 * gimple.h (gimple_expr_type): Use the expression type looking
16475 through useless conversions.
16476 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
16477 (vn_nary_op_insert_stmt): Likewise.
16478 (simplify_binary_expression): Likewise.
16480 2009-05-15 Richard Guenther <rguenther@suse.de>
16482 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
16483 New options, enabled by default.
16484 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
16486 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
16487 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
16488 * tree-ssa-structalias.c (gate_tree_pta): New function.
16489 (pass_build_alias): Use it.
16491 2009-05-15 Joseph Myers <joseph@codesourcery.com>
16493 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
16494 recurse on an invariant address if a conversion from a pointer
16495 type to a wider integer type is involved.
16497 2009-05-15 Jan Hubicka <jh@suse.cz>
16499 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
16500 * cgraph.h (struct inline_summary): New filed self_wize,
16501 size_inlining_benefit, self_time and time_inlining_benefit.
16502 (struct cgraph_global_info): Replace insns by time ans size fields.
16503 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
16504 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
16505 (ipcp_update_callgraph): Do not touch function bodies.
16506 * ipa-inline.c: Include except.h
16507 (MAX_TIME): New constant.
16508 (overall_insns): Remove
16509 (overall_size, max_benefit): New static variables.
16510 (cgraph_estimate_time_after_inlining): New function.
16511 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
16512 (cgraph_clone_inlined_nodes): Update size.
16513 (cgraph_mark_inline_edge): Update size.
16514 (cgraph_estimate_growth): Use size info.
16515 (cgraph_check_inline_limits): Check size.
16516 (cgraph_default_inline_p): Likewise.
16517 (cgraph_edge_badness): Compute badness based on benefit and size cost.
16518 (cgraph_decide_recursive_inlining): Check size.
16519 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
16521 (cgraph_decide_inlining): Likewise.
16522 (cgraph_decide_inlining_incrementally): Likewise; honor
16523 PARAM_EARLY_INLINING_INSNS.
16524 (likely_eliminated_by_inlining_p): New predicate.
16525 (estimate_function_body_sizes): New function.
16526 (compute_inline_parameters): Use it.
16527 * except.c (must_not_throw_labels): New function.
16528 * except.h (must_not_throw_labels): Declare.
16529 * tree-inline.c (init_inline_once): Kill inlining_weigths
16530 * tree-ssa-structalias.c: Avoid uninitialized warning.
16531 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
16532 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
16533 (PARAM_INLINE_CALL_COST): Remove.
16534 (PARAM_EARLY_INLINING_INSNS): New.
16535 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
16536 (inline-call-cost): Remove.
16537 (early-inlining-insns): New.
16539 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
16541 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
16543 (print_int_cst_bounds_in_octal_p): Likewise.
16544 (dbxout_type): Adjust calls to above functions. Be prepared to deal
16546 * dwarf2out.c (base_type_die): Likewise.
16547 (is_subrange_type): Delete.
16548 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
16549 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
16550 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
16551 if the destination type is boolean.
16552 (build_range_check): Do not special-case subtypes.
16553 (fold_sign_changed_comparison): Likewise.
16554 (fold_unary): Likewise.
16555 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
16556 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
16557 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
16558 * tree.c (subrange_type_for_debug_p): New predicate based on the
16559 former is_subrange_type.
16560 * tree.h (subrange_type_for_debug_p): Declare.
16561 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
16562 (convert_affine_scev): Remove call to above function.
16563 (chrec_convert_aggressive): Likewise.
16564 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
16565 false for conversions involving subtypes.
16566 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
16567 (vrp_val_min): Likewise.
16568 (needs_overflow_infinity): Likewise.
16569 (extract_range_from_unary_expr): Likewise.
16571 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
16573 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
16574 * config/frv/frv.c: Likewise.
16575 * config/s390/s390.c: Likewise.
16576 * config/sparc/sparc.h: Likewise.
16577 * config/i386/i386.h: Likewise.
16578 * config/i386/i386.c: Likewise.
16579 * config/crx/crx.c: Likewise.
16580 * config/m68hc11/m68hc11.h: Likewise.
16581 * config/iq2000/iq2000.c: Likewise.
16582 * config/mn10300/mn10300.h: Likewise.
16583 * config/mn10300/mn10300.c: Likewise.
16584 * config/m68k/m68k.c: Likewise.
16585 * config/rs6000/rs6000.c: Likewise.
16586 * config/rs6000/xcoff.h: Likewise.
16587 * config/rs6000/linux64.h: Likewise.
16588 * config/rs6000/sysv4.h: Likewise.
16589 * config/score/score3.c: Likewise.
16590 * config/score/score7.c: Likewise.
16591 * config/score/score.c: Likewise.
16592 * config/arm/arm.md: Likewise.
16593 * config/mips/mips.c: Likewise.
16594 * config/mips/mips.md: Likewise.
16595 * config/bfin/bfin.h: Likewise.
16596 * config/pa/pa.c: Likewise.
16597 * config/pa/constraints.md: Likewise.
16599 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
16600 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
16601 * config/pdp11/pdp11.h: Use memory_address_p instead.
16603 2009-05-14 Ian Lance Taylor <iant@google.com>
16605 * passes.c (finish_optimization_passes): Change i to int.
16606 * plugin.c (plugins_active_p): Change event to int.
16607 (dump_active_plugins): Likewise.
16608 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
16610 * tree.c (tree_range_check_failed): Change c to unsigned int.
16611 (omp_clause_range_check_failed): Likewise.
16612 (build_common_builtin_nodes): Change mode to int. Add cast.
16613 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
16614 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
16616 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
16617 ++ or -- with a variable of enum type.
16619 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16622 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
16624 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16626 * store-motion.c: Do not include params.h
16627 * Makefile.in: Fix dependencies for various files.
16629 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16631 * auto-inc-dec.c: Fix pass description, remove apparent
16632 accidental duplication.
16634 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
16636 PR middle-end/40147
16637 * ipa-utils.h (memory_identifier_string): Moved to ...
16638 * tree.h (memory_identifier_string): Here. Add GTY(()).
16640 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
16642 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
16643 in the former documentation of...
16644 (GO_IF_LEGITIMATE_ADDRESS): ... this.
16645 * ira-conflicts.c (get_dup_num): Use address_operand.
16646 * targhooks.c (default_legitimate_address_p): New.
16647 * targhooks.h (default_legitimate_address_p): New.
16648 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
16650 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
16651 * target.h (struct target): Add legitimate_address_p.
16652 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
16653 (TARGET_INITIALIZER): Include it.
16655 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16656 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
16657 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
16658 (TARGET_LEGITIMATE_ADDRESS_P): New.
16660 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16661 (REG_OK_STRICT_P): Delete.
16662 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
16663 (frv_legitimate_address_p_1): ... this.
16664 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
16665 (frv_legitimate_address_p_1): ... the renamed old
16666 frv_legitimate_address_p.
16667 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
16668 (TARGET_LEGITIMATE_ADDRESS_P): New.
16670 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16671 * config/s390/s390-protos.h (legitimate_address_p): Remove.
16672 * config/s390/s390.c (legitimate_address_p): Rename to...
16673 (s390_legitimate_address_p): ... this, make static.
16674 (legitimize_address): Adjust call.
16675 (TARGET_LEGITIMATE_ADDRESS_P): New.
16676 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
16678 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16679 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
16680 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
16681 (TARGET_LEGITIMATE_ADDRESS_P): New.
16683 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16684 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
16685 * config/spu/spu.c (spu_legitimate_address): Rename to...
16686 (spu_legitimate_address_p): ... this, make static.
16687 (TARGET_LEGITIMATE_ADDRESS_P): New.
16689 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16690 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
16691 * config/sparc/sparc.c (legitimate_address_p): Rename to...
16692 (sparc_legitimate_address_p): ... this, make static and return bool.
16693 (legitimize_address): Adjust call.
16694 (TARGET_LEGITIMATE_ADDRESS_P): New.
16696 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16697 * config/i386/i386-protos.h (legitimate_address_p): Remove.
16698 * config/i386/i386.c (legitimate_address_p): Rename to...
16699 (ix86_legitimate_address_p): ... this, make static.
16700 (constant_address_p): Move after it, adjust call.
16701 (TARGET_LEGITIMATE_ADDRESS_P): New.
16703 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16704 * config/avr/avr-protos.h (legitimate_address_p): Remove.
16705 * config/avr/avr.c (legitimate_address_p): Rename to...
16706 (avr_legitimate_address_p): ... this, make static.
16707 (legitimize_address): Adjust call.
16708 (TARGET_LEGITIMATE_ADDRESS_P): New.
16710 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16711 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
16712 * config/crx/crx.c (crx_legitimate_address_p): Make static.
16713 (TARGET_LEGITIMATE_ADDRESS_P): New.
16715 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16716 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
16717 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
16718 (TARGET_LEGITIMATE_ADDRESS_P): New.
16720 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16721 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
16723 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
16725 (TARGET_LEGITIMATE_ADDRESS_P): New.
16727 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16728 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
16730 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
16732 (m68hc11_legitimate_address_p): ... this, make static.
16733 (go_if_legitimate_address_internal): Rename to...
16734 (m68hc11_legitimate_address_p_1): ... this.
16735 (legitimize_address): Adjust call.
16736 (TARGET_LEGITIMATE_ADDRESS_P): New.
16738 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16739 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
16740 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
16741 (TARGET_LEGITIMATE_ADDRESS_P): New.
16743 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16744 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
16745 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
16746 (mn10300_legitimate_address_p): ... this, make static.
16747 (TARGET_LEGITIMATE_ADDRESS_P): New.
16749 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16750 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
16751 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
16752 (TARGET_LEGITIMATE_ADDRESS_P): New.
16754 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16755 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
16756 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
16757 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16758 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
16759 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
16760 (rs6000_legitimate_address_p): ... this, make static.
16761 (TARGET_LEGITIMATE_ADDRESS_P): New.
16762 (REG_MODE_OK_FOR_BASE_P): Delete.
16763 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
16765 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16766 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
16768 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
16769 static, adjust types.
16770 (TARGET_LEGITIMATE_ADDRESS_P): New.
16772 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16773 * config/score/score.c (score_address_p): Rename to...
16774 (score_legitimate_address_p): ... this.
16775 (TARGET_LEGITIMATE_ADDRESS_P): New.
16776 * config/score/score3.c (score3_address_p): Rename to...
16777 (score3_legitimate_address_p): ... this.
16778 * config/score/score7.c (score7_address_p): Rename to...
16779 (score7_legitimate_address_p): ... this.
16781 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
16782 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
16783 GO_IF_LEGITIMATE_ADDRESS): Delete.
16784 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
16785 thumb2_legitimate_address_p): Delete.
16786 (arm_legitimate_address_p): Rename to...
16787 (arm_legitimate_address_outer_p): ... this.
16788 * config/arm/constraints.md ("Uq"): Adjust call.
16789 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
16790 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
16792 (arm_legitimate_address_outer_p): ... this.
16793 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
16795 (TARGET_LEGITIMATE_ADDRESS_P): New.
16797 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16798 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
16799 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
16800 (TARGET_LEGITIMATE_ADDRESS_P): New.
16802 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16803 * config/vax/vax-protos.h (legitimate_address_p): Remove.
16804 * config/vax/vax.c (legitimate_address_p): Rename to...
16805 (vax_legitimate_address_p): ... this, make static.
16806 (TARGET_LEGITIMATE_ADDRESS_P): New.
16808 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16809 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
16810 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
16811 (TARGET_LEGITIMATE_ADDRESS_P): New.
16813 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16814 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
16815 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
16816 (mmix_legitimate_address_p): ... this, make static.
16817 (TARGET_LEGITIMATE_ADDRESS_P): New.
16819 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16820 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
16821 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
16822 (TARGET_LEGITIMATE_ADDRESS_P): New.
16824 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
16826 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
16827 of MODE_COMPLEX_INT.
16829 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
16831 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
16832 LCT_NORMAL in function call.
16833 * mips-tdump.c (print_file_desc): Add cast to enum type.
16834 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
16835 (mark_stabs): Add casts to enum types.
16836 (parse_stabs_common): Add casts to enum types.
16838 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
16840 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
16841 Check for invalid values of LETTER.
16843 2009-05-13 Taras Glek <tglek@mozilla.com>
16845 * attribs.c (register_attribute): moved out attribute registration
16846 into register_attribute.
16847 * doc/plugins.texi: Documented register_attribute and
16849 * gcc-plugin.h: Added forward decl for register_attribute.
16850 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
16851 * plugin.c (register_callback, invoke_plugin_callbacks): Added
16852 PLUGIN_ATTRIBUTES boilerplate.
16854 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
16856 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
16857 values even in sentinel and empty entries.
16858 (ms_printf_flag_specs): Likewise.
16859 (ms_scanf_flag_specs): Likewise.
16860 (ms_strftime_flag_specs): Likewise.
16861 (ms_print_char_table): Likewise.
16862 (ms_scan_char_table): Likewise.
16863 (ms_time_char_table): Likewise.
16865 2009-05-13 Doug Kwan <dougkwan@google.com>
16867 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
16869 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
16871 * config/mips/mips.md (store): Add attributes for QI and HI.
16873 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
16874 (truncdi<mode>2): ... this new pattern.
16876 2009-05-13 Brad Hards <bradh@kde.org>
16878 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
16880 2009-05-14 Jakub Jelinek <jakub@redhat.com>
16881 Ben Elliston <bje@au.ibm.com>
16883 PR middle-end/40035
16884 * dse.c (check_mem_read_rtx): Guard against width == -1.
16886 2009-05-13 Michael Matz <matz@suse.de>
16888 PR middle-end/39976
16889 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
16890 (trivially_conflicts_p): New function.
16891 (insert_backedge_copies): Use it.
16893 2009-05-13 Janis Johnson <janis187@us.ibm.com>
16895 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
16896 (handle_stdc_pragma): Use new enum constant names.
16897 (handle_pragma_float_const_decimal64): Ditto.
16899 2009-05-13 Ian Lance Taylor <iant@google.com>
16901 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
16904 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
16906 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
16907 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
16909 * config/m68k/m68k.h (FL_UCLINUX): Define.
16911 2009-05-13 Jan Hubicka <jh@suse.cz>
16913 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
16915 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
16917 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
16918 unless -fschedule-insns is specified.
16920 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
16923 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
16924 TARGET_EXPAND_CBRANCHDI4.
16925 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
16926 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
16927 (cmpeqdi): Fix comment.
16929 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
16931 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
16932 (sh_legitimate_address_p): Likewise.
16933 * config/sh/sh.c (sh_legitimate_index_p): New.
16934 (sh_legitimate_address_p): Likewise.
16935 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
16936 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
16937 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
16938 (MAYBE_BASE_REGISTER_RTX_P): New macro.
16939 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
16940 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
16941 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
16942 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
16943 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
16945 2009-05-12 Jan Hubicka <jh@suse.cz>
16947 * tree-inline.c (estimate_operator_cost): Add operands;
16948 when division happens by constant, it is cheap.
16949 (estimate_num_insns): Loads and stores are not having cost of 0;
16950 EH magic stuff is cheap; when computing runtime cost of switch,
16951 use log2 base of amount of its cases; builtin_expect has cost of 0;
16952 compute cost for moving return value of call.
16953 (init_inline_once): Initialize time_based flags.
16954 * tree-inline.h (eni_weights_d): Add time_based flag.
16956 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
16958 * df-core.c: Update head documentation.
16960 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
16963 * rs6000.c (rs6000_generate_compare): Use op1b instead of
16964 shadowing exisiting variable op1.
16966 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
16969 * config/i386/driver-i386.c (processor_signatures): New enum.
16970 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
16971 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
16972 processor signature to detect geode processor.
16974 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
16978 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
16980 * optabs.c (prepare_cmp_insn): Temporarily disable test that
16981 causes spurious differences between trunk and cond-optab branch.
16983 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
16985 * dojump.c (compare_from_rtx): Delete.
16986 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
16987 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
16988 if the comparison does not satisfy the predicate; test predicates for
16989 operands 2 and 3 of a cstore pattern. Don't try cstore optab
16990 further if one existing pattern fails.
16991 * expr.h (compare_from_rtx): Delete.
16992 (prepare_operand): Declare it.
16993 * optabs.c: Change "lib call" to "libcall" throughout.
16994 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
16995 HAVE_conditional_trap, emit_cmp_insn): Delete.
16996 (can_compare_p): Delete cmp_optab case.
16997 (prepare_float_lib_cmp): Return an rtx and a machine mode.
16998 Accept other parameters by value.
16999 (prepare_operand): Make non-static.
17000 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
17001 other parameters by value. Try to widen operands here based on
17002 an optab_methods argument and looking at cbranch_optab.
17003 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
17004 loop. Use cbranch_optab directly.
17005 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
17006 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
17008 (emit_conditional_move, emit_conditional_add): Inline what's needed
17009 of compare_from_rtx, using new prepare_cmp_insn for the rest.
17010 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
17011 with COMPARE. Move cmov_optab and cstore_optab above
17012 with cbranch_optab, move cmp_optab down with ucmp_optab,
17013 remove tst_otpab. Do not initialize trap_rtx.
17014 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
17015 for trap code. Do not check HAVE_conditional_trap. Use
17016 prepare_cmp_insn. Accept no predicate for operand 3.
17017 * optabs.h (OTI_cmp): Mark as used only for libcalls.
17018 (OTI_ctrap, ctrap_optab): New.
17019 (tst_optab): Delete.
17020 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
17021 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
17022 with lookup of ctrap_optab.
17023 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
17025 (ctrap_optab): New.
17027 * combine.c (combine_simplify_rtx, simplify_set): Do not
17028 special case comparing against zero for cc0 machines.
17029 * simplify-rtx.c (simplify_binary_operation_1): Never remove
17030 COMPARE on cc0 machines.
17031 (simplify_relational_operation): Return a new expression when
17032 a COMPARE could be removed.
17033 * final.c (final_scan_insn): Compare cc_status values
17034 against LHS of a (compare FOO (const_int 0)) cc0 source.
17035 Also check if cc_status.value is the full compare.
17037 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
17038 (cstoreMM4): Document.
17039 (conditional_trap): Document ctrapMM4 instead.
17040 (sync_compare_and_swapMM): Refer to cbranchcc4.
17041 (Dependent Patterns): Eliminate obsolete information referring to
17042 the old jump optimization phase.
17043 (Canonicalization): Include cbranchcc4 case, omit canonicalization
17044 of compares with 0 on cc0 machines.
17045 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
17046 avoiding references to cc0. Remove text about storing operands
17048 * doc/tm.texi (Condition Codes): Include blurb on different
17049 condition code representations, separate into subsections for
17050 CC0, MODE_CC and conditional execution.
17052 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
17053 alpha_emit_setcc): Accept operands and a machine mode.
17054 * config/alpha/alpha.c (alpha_emit_conditional_branch):
17055 Get code/op0/op1 from operands, use machine mode argument
17056 instead of alpha_compare.fp_p. Emit the branch here.
17057 (alpha_emit_setcc): Likewise, and return boolean.
17058 (alpha_emit_conditional_move): Likewise. Assert that
17059 cmp_op_mode == cmp_mode, and simplify accordingly.
17060 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
17061 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
17062 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
17064 (stack probe test): Use cbranchdi4.
17065 * config/alpha/predicates.md (alpha_cbranch_operator): New.
17067 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
17068 * config/arc/arc.h (movsicc, movsfcc): Use it.
17069 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
17070 (cbranchsi4, cstoresi4): New.
17071 (cmpsi, bCC and sCC expanders): Remove.
17073 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
17074 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
17075 * config/arm/predicates.md (arm_comparison_operator): Only include
17076 floating-point operators if there is a hardware floating-point unit.
17077 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
17078 deferring to cbranch_cc and cstore_cc respectively.
17079 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
17080 cbranch_cc, cstore_cc): New.
17081 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
17083 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
17085 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
17086 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
17088 (adjust_insn_length): Adjust calls.
17089 (avr_reorg): Handle (compare (foo) (const_int 0)).
17090 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
17091 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
17092 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
17093 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
17095 (cbranchqi4, cbranchhi4, cbranchsi4): New.
17096 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
17098 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
17099 (cbranchsi4, cstorebi4, cstoresi4): New.
17100 (movbisi): This insn is duplicate, split it to zero_extend.
17101 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
17102 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
17103 (bfin_optimize_loop): Use cbranch expander.
17104 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
17105 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
17106 (bfin_bimode_comparison_operator): ... this.
17107 (bfin_direct_comparison_operator): New.
17109 * config/cris/cris.c (cris_normal_notice_update_cc): Look
17110 inside (compare FOO (const_int 0)).
17111 (cris_rtx_costs): Handle ZERO_EXTRACT.
17112 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
17113 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
17114 (*tstdi_v32): Delete.
17115 (*cmpdi_non_v32): Add M alternative for operand 1.
17116 (cmpsi, cmp<mode>): Make private.
17117 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
17119 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
17121 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
17122 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
17123 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
17124 (cc_reg_operand): New.
17125 (any_cond): Delete.
17126 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
17127 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
17128 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
17129 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
17130 crx_expand_scond): Delete.
17132 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
17134 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
17135 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
17137 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
17138 cstoresi4, cstoresf4, cstoredf4): New.
17139 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
17140 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17141 Receive the entire operands array.
17142 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
17143 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
17144 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17145 Get test/op0/op1 from the operands array.
17146 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
17148 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
17149 (h8300_expand_store): New.
17150 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
17152 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
17153 (h8300_expand_store): New.
17154 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
17155 or do not try to produce (set (cc0) REG).
17156 (peepholes): Wrap arguments with COMPARE. Add a peephole to
17157 change a compare into a move to a scratch register. Disable some
17158 peepholes when comparing with zero.
17159 (tstsi, tsthi, tstsi, cmpqi): Make private.
17161 (bCC, sCC): Delete.
17162 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
17165 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
17166 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
17167 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
17168 (ix86_emit_i387_log1p): Use cbranchxf2.
17169 (ix86_expand_setcc): Return void.
17170 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
17171 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
17172 cmp<MODEF>, cmpcc): Remove.
17173 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
17174 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
17175 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
17176 (sCC and bCC expanders): Remove.
17177 (stack_protect_test): Use cbranchcc4.
17179 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
17181 (ia64_expand_compare): Accept three rtx by reference and return void.
17182 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
17183 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
17184 from *expr. Update *expr with the BImode comparison to do.
17185 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
17186 cmptf, bCC, sCC, conditional_trap): Delete.
17187 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
17188 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
17189 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
17190 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
17191 * config/ia64/predicates.md (ia64_cbranch_operator): New.
17193 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
17194 type of last argument.
17195 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
17196 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
17197 use machine mode argument instead of branch_type. Remove dead
17198 code for floating-point comparisons.
17199 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
17200 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
17202 (cbranchsi4, cstoresi4): New.
17203 * config/iq2000/predicates.md (reg_or_const_operand): New.
17205 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
17206 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
17207 (b<code>_op): Rewrite to...
17208 (bcc_op): ... this, using match_operator.
17209 (s<code>_op): Rewrite to...
17210 (scc_op): ... this, using match_operator.
17211 (s<code>_24_op): Rewrite to...
17212 (scc_op_24): ... this, using match_operator.
17213 (s<code>_<mode>): Rewrite to...
17214 (cstore<mode>4): ... this, using match_operator.
17215 (s<code>_<mode>_24): Rewrite to...
17216 (cstore<mode>4_24): ... this, using match_operator.
17217 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
17218 m32c_unpend_compare, m32c_expand_scc): Delete.
17219 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
17220 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
17221 (m32c_expand_movcc): Change NE to EQ if necessary.
17222 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
17224 * config/m32r/m32r-protos.h (gen_cond_store): New.
17225 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
17226 (gen_cond_store): New, from sCC patterns.
17227 (m32r_expand_block_move): Use cbranchsi4.
17228 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
17229 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
17230 (cbranchsi4, cstoresi4): New.
17232 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
17234 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
17235 (m68hc11_notice_update_cc): Look into a compare with 0.
17236 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
17238 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
17239 cmphi, cmpqi, bCC): Delete.
17240 (cbranchsi4, cbranchhi4, cbranchqi4): New.
17241 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
17242 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
17245 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
17246 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
17247 * config/m68k/constraints.md (H): New.
17248 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
17249 the define_insn below.
17250 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
17251 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
17252 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
17253 patterns): Wrap RHS with COMPARE.
17254 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
17255 (*cmpdi_internal): Name this pattern.
17256 (cmpdi): Change to define_insn.
17257 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
17258 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
17259 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
17261 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
17262 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
17263 (conditional_trap): Change to...
17264 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
17265 (*conditional_trap): Use the ordered_comparison_operator and
17266 const1_operand predicates.
17267 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
17268 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
17269 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
17270 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
17272 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
17273 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
17274 (mcore_gen_compare): New.
17275 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
17276 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
17277 (mcore_gen_compare): ... this.
17278 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
17279 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
17280 (stack probe pattern): Use cbranchsi4.
17282 * config/mips/predicates.md (mips_cstore_operator): New.
17283 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
17284 * config/mips/mips.md (any_cond): Delete.
17285 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
17287 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
17288 fixuns_truncsfdi2): Use cbranch patterns.
17289 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
17290 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
17291 Adjust call to mips_expand_conditional_branch.
17292 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
17294 * config/mips/mips-protos.h (mips_expand_conditional_branch,
17295 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
17296 * config/mips/mips.c (cmp_operands): Delete.
17297 (mips_emit_compare): Get comparison operands from *op0/*op1.
17298 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
17299 that it succeeds. Use op0/op1 instead of cmp_operands.
17300 (mips_expand_conditional_branch, mips_expand_conditional_move,
17301 mips_expand_conditional_trap): Likewise.
17302 (mips_block_move_loop): Use cbranch patterns.
17303 * config/mips/mips.h (cmp_operands): Delete.
17305 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
17306 (mmix_gen_compare_reg): Just return a register in the right CC mode.
17307 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
17308 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
17309 (*cmpcc_folded): Rename to...
17310 (*cmpdi_folded): this.
17311 (*cmpcc): Rename to...
17313 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
17316 (cbranchdf4): New. Handle invalid comparisons here.
17317 * config/mmix/predicates.md (float_comparison_operator): New.
17319 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
17320 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
17321 * config/mn10300/mn10300.md (tst): Delete.
17322 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
17323 Name these patterns and wrap RHS in a compare.
17324 (*cmpsi): Make this pattern private. Include tst.
17325 (*cmpsf): Make this pattern private.
17326 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
17327 (compare with zero peepholes): Likewise.
17329 (cbranchsi4, cbranchsf4): New.
17330 (casesi): Use cbranchsi4.
17332 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
17333 hppa_branch_type): Delete.
17334 (return_addr_rtx): Use cbranchsi4.
17335 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
17336 Emit CCFPmode comparison here.
17337 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
17338 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
17339 hppa_branch_type): Delete.
17340 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
17341 (movsicc, movdicc): Remove references to hppa_compare_op0,
17342 hppa_compare_op1 and compare_from_rtx.
17343 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
17344 (casesi): Use cbranchsi4.
17346 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
17347 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
17348 * config/pdp11/pdp11.md (register_or_const0_operand): New.
17349 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
17350 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
17352 (cbranchdf4, cbranchhi4, cbranchqi4): New.
17353 (*branch, *branch_inverted): New.
17355 * config/picochip/picochip.md (cbranchhi4): Use
17356 ordered_comparison_operator.
17357 (cmphi, bCC): Remove.
17359 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
17360 (trap_comparison_operator): Delete.
17361 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
17362 rs6000_emit_cbranch): Accept mode and operands.
17363 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
17364 rs6000_compare_fp_p): Delete.
17365 (rs6000_generate_compare): Accept mode and comparison. Extract code
17366 and op0/op1 from there. Replace references to rs6000_compare_op0
17367 and rs6000_compare_op1.
17368 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
17369 extract result from passed operands.
17370 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
17371 extract loc from passed operands.
17372 (rs6000_emit_cmove): Likewise.
17373 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
17374 rs6000_compare_fp_p): Delete.
17375 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
17376 (cbranch<GPR>4, cbranch<FP>4): New.
17377 (cstore<mode>4): New. Consolidate here all choices about when to use
17378 portable or specialized sCC sequences.
17379 (stack_protect_test): Use cbranchsi4.
17380 (conditional_trap): Replace with ctrap<GPR>4.
17381 (conditional trap insn): Replace trap_comparison_operator with
17382 ordered_comparison_operator.
17384 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
17385 (s390_emit_prologue): Use ctrap.
17386 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
17387 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
17388 New predicates replacing...
17389 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
17390 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
17391 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
17392 (add<mode>cc): Do not use s390_compare_op0/op1.
17393 (s<code>): Change to...
17394 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
17395 (seq): Change to...
17396 (cstorecc4): ... this. Handle EQ or NE equally.
17397 (*sne): Un-privatize for use in cstorecc4.
17398 (b<code>): Change to...
17399 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
17400 (conditional_trap): Replace with...
17401 (ctrap<GPR>4, ctrap<FP>4): ... these.
17402 (stack_protect): Use cbranchcc4.
17404 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
17405 * config/score/score-protos.h (score_gen_cmp): Delete.
17406 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
17407 (score_block_move-loop): Use cbranchsi4.
17408 * config/score/score.md (cbranchsi4): New.
17409 (cmpsi, bCC): Delete.
17410 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
17411 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
17412 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
17413 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
17414 * config/score/score3.h (score3_gen_cmp): Delete.
17415 * config/score/score7.h (score7_gen_cmp): Delete.
17417 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
17418 (sh_emit_scc_to_t): ... this. Return void.
17419 (from_compare): Rename to...
17420 (sh_emit_compare_and_branch): ... this.
17421 (sh_emit_compare_and_set): New.
17422 (sh_expand_t_scc): Accept operands.
17423 * config/sh/predicates.md (sh_float_comparison_operator): New.
17424 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
17425 (prepare_scc_operands): Rename to...
17426 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
17428 (sh_emit_cheap_store_flag): New.
17429 (sh_emit_set_t_insn): New.
17430 (from_compare): Rename to...
17431 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
17432 handling of TARGET_SH2E floating point to avoid recursive call.
17433 Generate branch here.
17434 (sh_emit_compare_and_set): New.
17435 (sh_expand_t_scc): Get op0/op1 from arguments.
17436 (sh_emit_cheap_store_flag): New.
17437 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
17439 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
17440 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
17441 (movsicc, movdicc): Do nothing when it recreated operands from
17442 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
17443 prepare_scc_operands (now sh_emit_scc_to_t).
17444 (udivdi3): Use cstoresi4.
17445 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
17446 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
17447 (cbranchint4_media, cbranchfp4_media): New.
17448 (casesi): Use cbranchdi4.
17449 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
17451 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
17452 (movnegt): Remove second operand.
17453 (cbranchsf4, cbranchdf4): New.
17454 (stack_protect): Use cbranchdi4/cbranchsi4.
17456 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
17457 (gen_compare_reg): Accept comparison, extract part of it to...
17458 (gen_compare_reg_1): ... this.
17459 (gen_compare_operator): Delete.
17460 (gen_v9_scc): Accept separate destination, comparison code and arms.
17461 Do not use sparc_compare_op0/sparc_compare_op1.
17462 (emit_scc_insn, emit_conditional_branch_insn): New.
17463 (emit_v9_brxx): Make static. Remove useless assertion.
17464 (sparc_emit_float_lib_cmp): Return RTL instead of calling
17466 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
17467 * config/sparc/sparc-protos.h (gen_compare_reg,
17468 sparc_emit_float_lib_cmp): Adjust prototype.
17469 (emit_scc_insn, emit_conditional_branch_insn): New.
17470 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
17471 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
17472 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
17473 iterators to the top.
17474 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
17475 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
17476 snedi_special_trunc): Delete.
17477 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
17478 and snedi_special_trunc.
17479 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
17480 cbranchdi4, cbranch<F:mode>4): New.
17481 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
17482 here. Use gen_compare_reg instead of gen_compare_operator.
17483 (conditional_trap): Replace with...
17484 (ctrapsi4, ctrapdi4): ... this.
17485 (stack_protect_test): Use cbranchcc4.
17487 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
17489 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
17490 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
17491 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
17492 from operands[0] or operands[3] depending on is_set.
17493 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
17494 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
17495 cmpdf, bCC), sCC: Remove.
17496 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
17497 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
17499 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
17500 spu_emit_branch_or_set.
17502 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
17504 * config/stormy16/stormy16.h (xstormy16_compare_op0,
17505 xstormy16_compare_op1): Delete.
17506 * config/stormy16/stormy16.c (xstormy16_compare_op0,
17507 xstormy16_compare_op1): Delete.
17508 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
17510 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
17511 (cmphi, cmpsi, bCC): Remove.
17513 * config/v850/v850.md (tstsi, cmpsi): Fold into...
17514 (*cmpsi): ... this one.
17515 (cbranchsi4, cstoresi4): New.
17516 (bCC expanders): Delete.
17517 (sCC insns): Fold into...
17518 (*setcc): ... this one.
17519 (casesi): Do not use gen_cmpsi and gen_bgtu.
17520 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
17521 (movsicc): Simplify.
17522 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
17524 * config/vax/vax-protos.h (cond_name): New.
17525 (vax_output_conditional_branch): Remove.
17526 * config/vax/vax.c (cond_name): New.
17527 (vax_output_conditional_branch): Remove.
17528 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
17529 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
17530 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
17531 (bit<VAXint>): Wrap source with (compare).
17532 (b<code> and following unnamed pattern): Rename to *branch and
17533 *branch_reversed. Change macroization to match_operator.
17534 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
17536 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
17537 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
17538 Change last argument to machine_mode.
17539 (xtensa_expand_scc): Add machine_mode argument.
17540 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
17541 (gen_conditional_move, xtensa_expand_conditional_branch,
17542 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
17543 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
17544 Adjust operand numbers.
17545 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
17547 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
17548 (cmpsi, cmpsf, b<code>, s<code>): Delete.
17549 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
17551 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17553 * optabs.c (prepare_cmp_insn): Temporarily disable test that
17554 causes spurious differences between trunk and cond-optab branch.
17556 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
17559 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
17561 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
17563 * tree.c (iterative_hash_pointer): Delete.
17564 (iterative_hash_expr): Short-circuit handling of NULL pointer.
17565 Hash UIDs and versions of SSA names. Don't special-case built-in
17566 function declarations.
17568 2009-05-11 Ian Lance Taylor <iant@google.com>
17571 * graphite.c: Force -Wc++-compat to only be a warning before
17572 #including "cloog/cloog.h".
17574 2009-05-11 Martin Jambor <mjambor@suse.cz>
17576 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
17578 2009-05-11 Jan Hubicka <jh@suse.cz>
17580 * tree-ssa-loop-ivcanon.c: Include target.h
17581 (struct loop_size): new structure.
17582 (constant_after_peeling): New predicate.
17583 (tree_estimate_loop_size): New function.
17584 (estimated_unrolled_size): Rewrite for new estimates.
17585 (try_unroll_loop_completely): Use new estimates.
17586 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
17588 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
17590 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
17591 libcpp interface change.
17592 (spu_macro_to_expand): Likewise.
17594 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
17596 PR tree-optimization/40026
17597 * gimplify.c (gimplify_init_constructor): Change initial conditional
17598 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
17599 optimize_compound_literals_in_ctor.
17601 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
17603 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
17605 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
17607 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
17609 * tree-vect-data-refs.c (vect_analyze_group_access): Use
17610 HOST_WIDE_INT for gap.
17612 2009-05-11 Ira Rosen <irar@il.ibm.com>
17614 PR tree-optimization/40074
17615 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
17616 account in group size and step comparison.
17618 2009-05-11 Richard Guenther <rguenther@suse.de>
17620 * passes.c (init_optimization_passes): Strip now incorrect comment.
17621 (execute_function_todo): Do not set PROP_alias.
17622 * tree-pass.h (PROP_alias): Remove.
17623 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
17624 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
17625 * tree-nrv.c (pass_return_slot): Likewise.
17626 * tree-object-size.c (pass_object_sizes): Likewise.
17627 * tree-ssa-dom.c (pass_dominator): Likewise.
17628 (pass_phi_only_cprop): Likewise.
17629 * tree-ssa-dse.c (pass_dse): Likewise.
17630 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
17631 (pass_cselim): Likewise.
17632 * tree-ssa-pre.c (pass_pre): Likewise.
17633 (pass_fre): Likewise.
17634 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
17635 * tree-ssa-sink.c (pass_sink_code): Likewise.
17636 * tree-stdarg.c (pass_stdarg): Likewise.
17637 * tree-tailcall.c (pass_tail_calls): Likewise.
17638 * tree-vrp.c (pass_vrp): Likewise.
17640 2009-05-10 Ian Lance Taylor <iant@google.com>
17642 * basic-block.h (enum profile_status): Break out of struct
17643 control_flow_graph.
17644 * cgraph.h (struct inline_summary): Break out of struct
17646 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
17647 of struct cgraph_order_sort.
17648 * combine.c (enum undo_kind): New enum, broken out of struct undo.
17649 * cse.c (struct branch_path): Break out of struct
17650 cse_basic_block_data.
17651 * except.h (enum eh_region_type): Break out of struct eh_region.
17652 * gcc.c (enum add_del): Break out of struct modify_target.
17653 * genrecog.c (enum decision_type): Break out of struct decision_test.
17654 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
17656 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
17657 * regmove.c (enum match_use): New enum, broken out of struct match.
17658 * sched-int.h (enum post_call_group): New enum, broken out of
17660 (struct deps_reg): Break out of struct deps.
17661 * target.h (struct asm_int_op): Break out of struct gcc_target.
17662 * tree-eh.c (struct goto_queue_node): Break out of struct
17664 * tree-inline.h (enum copy_body_cge_which): Break out of
17666 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
17668 * c-decl.c (in_struct, struct_types): New static variables.
17669 (pushtag): Add loc parameter. Change all callers.
17670 (lookup_tag): Add ploc parameter. Change all callers.
17671 (check_compound_literal_type): New function.
17672 (parser_xref_tag): Add loc parameter. Change all callers. If
17673 -Wc++-compat, warn about struct/union/enum types defined within a
17675 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
17676 and loc parameters. Change all callers. Change error calls to
17677 error_at, using loc. For a redefinition, if the location of the
17678 original definition is known, report it. Set in_struct and
17679 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
17680 (finish_struct): Add new parameters enclosing_in_struct and
17681 enclosing_struct_types. Change all callers. Set
17682 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
17683 in the struct. If in a struct, add this struct to struct_types.
17684 (start_enum): Add loc parameter. Change all callers. Use
17685 error_at for errors, using loc. For a redefinition, if the
17686 location of the original definition is known, report it. If in a
17687 struct, add this enum type to struct_types. If -Wc++-compat warn
17688 if in sizeof, typeof, or alignof.
17689 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
17690 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
17691 (c_parser_enum_specifier): Get enum location for start_enum.
17692 (c_parser_struct_or_union_specifier): Get struct location for
17693 start_struct. Save in_struct and struct_types status between
17694 start_struct and finish_struct.
17695 (c_parser_cast_expression): Get location of cast.
17696 (c_parser_alignof_expression): Get location of type.
17697 (c_parser_postfix_expression): Likewise.
17698 (c_parser_postfix_expression_after_paren_type): Add type_loc
17699 parameter. Change all callers. Call check_compound_literal_type.
17700 Use type_loc for error about variable size type.
17701 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
17702 of an enum constant from an enum type defined in a struct or union.
17703 (c_cast_expr): Add loc parameter. Change all callers. If
17704 -Wc++-compat, warn about defining a type in a cast.
17705 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
17706 (start_enum, start_struct, finish_struct): Update declarations.
17707 (parser_xref_tag, c_cast_expr): Update declarations.
17708 (check_compound_literal_type): Declare.
17710 2009-05-11 Ben Elliston <bje@au.ibm.com>
17712 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
17713 for recent libcpp interface change.
17714 (rs6000_macro_to_expand): Likewise.
17716 2009-05-10 Michael Matz <matz@suse.de>
17719 * config/arm/arm.c (require_pic_register): Emit on entry edge,
17720 not at entry of function.
17722 2009-05-10 Richard Guenther <rguenther@suse.de>
17724 PR tree-optimization/40081
17726 * tree-sra.c (instantiate_element): Instantiate scalar replacements
17727 using the main variant of the element type. Do not fiddle with
17728 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
17730 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
17731 structs with volatile fields.
17733 2009-05-10 Jan Hubicka <jh@suse.cz>
17735 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
17736 (estimate_move_cost): Assert that it does not get called for
17738 (estimate_num_insns): Skip VOID types in argument handling.
17739 (optimize_inline_calls): Delete unreachable blocks and verify that
17740 callgraph is valid.
17742 2009-05-10 Jan Hubicka <jh@suse.cz>
17744 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
17745 * cgraph.c (cgraph_mark_address_taken_node): New function.
17746 (dump_cgraph_node): Dump new flag.
17747 * cgraph.h (struct cgraph_node): Add address_taken.
17748 (cgraph_mark_address_taken_node): New function.
17749 * ipa.c (cgraph_postorder): Prioritize functions with address taken
17750 since new direct calls can be born.
17752 2009-05-10 Joseph Myers <joseph@codesourcery.com>
17754 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
17755 tok->val.node.node.
17757 2009-05-10 Jan Hubicka <jh@suse.cz>
17759 PR middle-end/40084
17760 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
17762 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
17763 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
17764 * tree-inline.c (copy_bb): Set frequency correctly.
17765 (fold_marked_statements): Update call to
17766 cgraph_update_edges_for_call_stmt.
17768 2009-05-10 Joseph Myers <joseph@codesourcery.com>
17770 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
17771 identifiers in diagnostics.
17772 * config/arm/arm.c (arm_handle_fndecl_attribute,
17773 arm_handle_isr_attribute): Likewise.
17774 * config/avr/avr.c (avr_handle_progmem_attribute,
17775 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
17776 * config/bfin/bfin.c (handle_int_attribute,
17777 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
17778 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
17779 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
17781 * config/darwin.c (darwin_handle_kext_attribute,
17782 darwin_handle_weak_import_attribute): Likewise.
17783 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
17784 h8300_handle_eightbit_data_attribute,
17785 h8300_handle_tiny_data_attribute): Likewise.
17786 * config/i386/i386.c (ix86_handle_cconv_attribute,
17787 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
17788 * config/i386/winnt.c (ix86_handle_shared_attribute,
17789 ix86_handle_selectany_attribute): Likewise.
17790 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
17791 * config/m32c/m32c.c (function_vector_handler): Likewise.
17792 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
17793 m68hc11_handle_fntype_attribute): Likewise.
17794 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
17795 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
17796 * config/mips/mips.c (mips_insert_attributes,
17797 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
17798 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
17799 rs6000_handle_struct_attribute): Likewise.
17800 * config/sh/sh.c (sh_insert_attributes,
17801 sh_handle_resbank_handler_attribute,
17802 sh_handle_interrupt_handler_attribute,
17803 sh2a_handle_function_vector_handler_attribute,
17804 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
17806 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
17807 * config/spu/spu.c (spu_handle_fndecl_attribute,
17808 spu_handle_vector_attribute): Likewise.
17809 * config/stormy16/stormy16.c
17810 (xstormy16_handle_interrupt_attribute): Likewise.
17811 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
17812 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
17814 2009-05-10 Joseph Myers <joseph@codesourcery.com>
17816 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
17817 (pp_translate_identifiers): New.
17818 (pp_identifier): Only conditionally translate identifier to locale
17820 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
17821 (pp_base_tree_identifier): Only conditionally translate identifier
17822 to locale character set.
17823 * c-pretty-print.c (M_): Define.
17824 (pp_c_type_specifier, pp_c_primary_expression): Mark English
17825 fragments for conditional translation with M_.
17826 * tree-pretty-print.c (maybe_init_pretty_print): Disable
17827 identifier translation.
17829 2009-05-10 Richard Guenther <rguenther@suse.de>
17831 PR tree-optimization/40081
17832 * tree-sra.c (instantiate_element): Instantiate scalar replacements
17833 using the main variant of the element type. Do not fiddle with
17834 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
17836 2009-05-09 Jan Hubicka <jh@suse.cz>
17838 PR middle-end/40080
17839 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
17840 indirect calls; verify cgraph afterwards.
17842 2009-05-09 Jan Hubicka <jh@suse.cz>
17845 * ipa.c (update_inlined_to_pointer): New function.
17846 (cgraph_remove_unreachable_nodes): Use it.
17848 2009-05-09 Jan Hubicka <jh@suse.cz>
17850 * tree-eh.c (struct leh_state): Remove prev_try.
17851 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
17852 not track prev_try.
17853 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
17854 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
17855 remove_eh_handler_and_replace, foreach_reachable_handler,
17856 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
17857 * except.h (struct eh_region): Remove eh_region_u_cleanup.
17858 (gen_eh_region_cleanup): Update prototype.
17860 2009-05-09 Jan Hubicka <jh@suse.cz>
17862 PR middle-end/40043
17863 * except.c (copy_eh_region): Always set prev_try.
17864 (redirect_eh_edge_to_label): Find outer try.
17865 (foreach_reachable_handler): When looking for prev try
17866 handle case where previous try is not going to be taken.
17868 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
17870 PR tree-optimization/40049
17871 * tree-vect-stmts.c (vectorizable_operation): If the machine has
17872 only vector/vector shifts, convert the type of the constant to the
17873 appropriate type to avoid building incorrect trees, which
17874 eventually have problems with garbage collection.
17876 2009-05-08 Joseph Myers <joseph@codesourcery.com>
17878 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
17879 -1 for complex floating-point types if honoring signed zeros.
17881 2009-05-08 Jan Hubicka <jh@suse.cz>
17883 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
17884 argument; handle correctly when profile is absent.
17885 (build_cgraph_edges): Update.
17886 (rebuild_cgraph_edges): Update.
17887 * cgraph.c: Do not include varray.h.
17888 (cgraph_set_call_stmt_including_clones): New function.
17889 (cgraph_create_edge_including_clones): Likewise
17890 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
17891 (cgraph_update_edges_for_call_stmt): Handle clones.
17892 (cgraph_remove_node): Handle clone tree.
17893 (cgraph_remove_node_and_inline_clones): New function.
17894 (dump_cgraph_node): Dump clone tree.
17895 (cgraph_clone_node): Handle clone tree.
17896 (clone_function_name): Bring here from tree-inline.c.
17897 (cgraph_create_virtual_clone): New function.
17898 * cgraph.h (ipa_replace_map): Move here from ipa.h.
17899 (cgraph_clone_info): New function.
17900 (strut cgraph_node): Add clone_info and new clone tree pointers.
17901 (cgraph_remove_node_and_inline_clones,
17902 cgraph_set_call_stmt_including_clones,
17903 cgraph_create_edge_including_clones,
17904 cgraph_create_virtual_clone): Declare.
17905 (cgraph_function_versioning): Use VEC argument.
17906 (compute_call_stmt_bb_frequency): Update prototype.
17907 (cgraph_materialize_all_clones): New function.
17908 * ipa-cp.c (ipcp_update_cloned_node): Remove.
17909 (ipcp_create_replace_map): Update to VECtors.
17910 (ipcp_update_callgraph): Use virtual clones.
17911 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
17912 (ipcp_update_profiling): Do not update local profiling.
17913 (ipcp_insert_stage): Use VECtors and virtual clones.
17914 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
17915 (clone_of_p): New function.
17916 (cgraph_preserve_function_body_p): Use clone tree.
17917 (cgraph_optimize): Materialize clones.
17918 (cgraph_function_versioning): Update for VECtors.
17919 (save_inline_function_body): Use clone tree.
17920 (cgraph_materialize_clone): New function.
17921 (cgraph_materialize_all_clones): Likewise.
17922 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
17923 * ipa.c: Include gimple.h.
17924 (cgraph_remove_unreachable_nodes): Use clone tree.
17925 * ipa-prop.c (ipa_note_param_call): Update call to
17926 compute_call_stmt_bb_frequencycall.
17927 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
17928 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
17929 (copy_bb): Handle updating of clone tree; add new edge when new call
17931 (expand_call_inline): Be strict about every call having edge.
17932 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
17933 (delete_unreachable_blocks_update_callgraph): New function.
17934 (tree_function_versioning): Use VECtors; always remove unreachable
17935 blocks and fold conditionals.
17936 * tree-inline.h: Do not include varray.h.
17937 (tree_function_versioning): Remove.
17938 * Makefile.in (GTFILES): Remove tree-inline.c
17939 * passes.c (do_per_function): Do only functions having body.
17940 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
17943 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
17944 Andrew Morrow <acm@google.com>
17947 * c-common.c (c_common_attribute_table): Permit deprecated
17948 attribute to take an optional argument.
17949 (handle_deprecated_attribute): If the optional argument to
17950 __attribute__((deprecated)) is not a string ignore the attribute
17951 and emit a warning.
17953 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
17954 * c-typeck.c (build_component_ref): Likewise.
17955 (build_external_ref): Likewise.
17957 * toplev.c (warn_deprecated_use): Add an attribute argument.
17958 Emit the message associated with __attribute__((deprecated)).
17960 * toplev.h (warn_deprecated_use): Updated.
17962 * doc/extend.texi: Document new optional parameter to
17963 __attribute__((deprecated))
17965 2009-05-08 Michael Eager <eager@eagercon.com>
17967 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
17968 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
17970 2009-05-08 Richard Guenther <rguenther@suse.de>
17972 PR tree-optimization/40062
17973 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
17974 Avoid exponential behavior.
17976 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
17978 PR rtl-optimization/33928
17980 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
17981 process_uses, build_single_def_use_links): New.
17982 (update_df): Update use_def_ref.
17983 (forward_propagate_into): Use get_def_for_use instead of use-def
17985 (fwprop_init): Call build_single_def_use_links and let it initialize
17987 (fwprop_done): Free use_def_ref.
17988 (fwprop_addr): Eliminate duplicate call to df_set_flags.
17989 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
17990 df_rd_simulate_one_insn): New.
17991 (df_rd_bb_local_compute_process_def): Update head comment.
17992 (df_chain_create_bb): Use the new RD simulation functions.
17993 * df.h (df_rd_simulate_artificial_defs_at_top,
17994 df_rd_simulate_one_insn): New.
17995 * opts.c (decode_options): Enable fwprop at -O1.
17996 * doc/invoke.texi (-fforward-propagate): Document this.
17998 2009-05-08 Joseph Myers <joseph@codesourcery.com>
18001 * c-typeck.c (build_binary_op): Handle arithmetic between one real
18002 and one complex operand specially.
18003 * tree-complex.c (some_nonzerop): Do not identify a real value as
18004 zero if flag_signed_zeros.
18006 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18008 PR rtl-optimization/33928
18009 * loop-invariant.c (record_use): Fix && vs. || mishap.
18011 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18013 PR rtl-optimization/33928
18014 * loop-invariant.c (struct use): Add addr_use_p.
18015 (struct def): Add n_addr_uses.
18016 (struct invariant): Add cheap_address.
18017 (create_new_invariant): Set cheap_address.
18018 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
18019 (record_uses): Pass df_ref to record_use.
18020 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
18023 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
18025 * config/sh/sh.c: Do not include c-pragma.h.
18027 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
18029 * config/spu/spu.c: Remove include of c-common.h.
18031 2009-05-07 Janis Johnson <janis187@us.ibm.com>
18034 * c-common.h (mark_valid_location_for_stdc_pragma,
18035 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
18036 clear_float_const_decimal64, float_const_decimal64_p): New.
18037 * c.opt (Wunsuffixed-float-constants): New.
18038 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
18039 unsuffixed float constant, handle new warning.
18040 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
18041 * c-decl.c (c_scope): New flag float_const_decimal64.
18042 (set_float_const_decimal64, clear_float_const_decimal64,
18043 float_const_decimal64_p): New.
18044 (push_scope): Set new flag.
18045 * c-parser.c (c_parser_translation_unit): Mark when it's valid
18046 to use STDC pragmas.
18047 (c_parser_external_declaration): Ditto.
18048 (c_parser_compound_statement_nostart): Ditto.
18049 * c-pragma.c (valid_location_for_stdc_pragma,
18050 mark_valid_location_for_stdc_pragma,
18051 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
18052 handle_pragma_float_const_decimal64): New.
18053 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
18054 * cp/semantics.c (valid_location_for_stdc_pragma_p,
18055 set_float_const_decimal64, clear_float_const_decimal64,
18056 float_const_decimal64_p): New dummy functions.
18057 * doc/extend.texi (Decimal Float): Remove statement that the
18058 pragma, and suffix for double constants, are not supported.
18059 * doc/invoke.texi (Warning Options): List new option.
18060 (-Wunsuffixed-float-constants): New.
18062 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
18064 * config/i386/i386.c: Do not include c-common.h.
18066 2009-05-07 Mark Heffernan <meheff@google.com>
18068 * doc/invoke.texi (Debugging Options): Document change of debugging
18070 * opts.c (decode_options): Make dump_base_name relative to
18071 aux_base_name directory.
18073 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
18075 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
18076 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
18078 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
18080 * Makefile.in (install-plugin): Simplify a bit.
18082 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
18084 * Makefile.in (OBJS-common): Add regcprop.o.
18086 * timevar.def (TV_CPROP_REGISTERS): New.
18087 * regrename.c (regrename_optimize): Return 0.
18088 (rest_of_handle_regrename): Delete.
18089 (pass_rename_registers): Point to regrename_optimize.
18090 (struct value_data_entry, struct value_data,
18091 kill_value_one_regno, kill_value_regno, kill_value,
18092 set_value_regno, init_value_data, kill_clobbered_value,
18093 kill_set_value, kill_autoinc_value, copy_value,
18094 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
18095 replace_oldest_value_reg, replace_oldest_value_addr,
18096 replace_oldest_value_mem, copyprop_hardreg_forward_1,
18097 debug_value_data, validate_value_data): Move...
18098 * regcprop.c: ... here.
18099 (rest_of_handle_cprop): Delete.
18100 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
18102 2009-05-07 Jakub Jelinek <jakub@redhat.com>
18104 PR middle-end/40057
18105 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
18106 GEN_INT for 1 << bitnum.
18107 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
18108 build_int_cst_type.
18110 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
18112 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
18113 Remove wrong description of "nand" operation.
18115 2009-05-06 Richard Guenther <rguenther@suse.de>
18116 Adam Nemet <anemet@caviumnetworks.com>
18118 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
18119 comment. Add that if LHS is not a gimple register, then RHS1 has
18120 to be a single object (GIMPLE_SINGLE_RHS).
18122 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
18124 * expr.c (get_def_for_expr): Move it up in the file.
18125 (store_field): When expanding a bit-field store, look at the
18126 defining gimple stmt for the masking conversion.
18128 2009-05-06 Janis Johnson <janis187@us.ibm.com>
18130 PR middle-end/39986
18131 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
18132 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
18133 32-bit memcpy into long.
18135 2009-05-06 Jakub Jelinek <jakub@redhat.com>
18137 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
18138 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
18140 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
18141 instead of appending DW_OP_deref*.
18143 2009-05-06 Michael Matz <matz@suse.de>
18145 PR middle-end/40021
18146 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
18147 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
18149 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
18151 * Makefile.in (install-plugin): Fix srcdir handling.
18153 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
18155 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
18156 when processing for not_regs_needed bitmap.
18157 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
18158 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
18159 handling it for rhs.
18161 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18163 * config/i386/i386.md (unnamed inc/dec peephole): Use
18164 optimize_insn_for_size_p instead of optimize_size.
18165 * config/i386/predicates.md (incdec_operand): Likewise.
18166 (aligned_operand): Likewise.
18167 * config/i386/sse.md (divv8sf3): Likewise.
18168 (sqrtv8sf2): Likewise.
18170 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18172 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
18174 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
18176 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18178 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
18179 ssemodesuffixf2c with avxmodesuffixf2c.
18181 2009-05-06 Joseph Myers <joseph@codesourcery.com>
18184 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
18186 2009-05-05 Jakub Jelinek <jakub@redhat.com>
18188 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
18189 (struct tree_base): Adjust spacing for 8 bit boundaries.
18190 (struct tree_decl_common): Add decl_by_reference_flag bit.
18191 (DECL_BY_REFERENCE): Adjust.
18192 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
18193 print DECL_BY_REFERENCE bit.
18194 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
18195 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
18196 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
18197 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
18200 PR middle-end/39666
18201 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
18202 range of the type, but default label is missing, add it with one
18203 of the existing labels instead of adding a new label for it.
18205 2009-05-05 Joseph Myers <joseph@codesourcery.com>
18209 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
18211 * Makefile.in (enable_plugin, plugin_includedir): New.
18212 (install): Depend on install-plugin.
18213 (PLUGIN_HEADERS): New.
18214 (install-plugin): New.
18215 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
18217 2009-05-05 Richard Guenther <rguenther@suse.de>
18219 PR tree-optimization/40022
18220 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
18222 (phivn_valid_p): Fix tuplification error, simplify.
18223 (phiprop_insert_phi): Add dumps.
18224 (propagate_with_phi): Simplify.
18226 2009-05-05 Richard Guenther <rguenther@suse.de>
18228 PR middle-end/40023
18229 * builtins.c (gimplify_va_arg_expr): Properly build the address.
18231 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
18233 * tree.h (strip_float_extensions): Remove duplicate declaration.
18234 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
18235 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
18236 block_ultimate_origin): Rearrange the declarations line to match the
18237 comment that indicates the .c file which the functions are defined.
18238 (dwarf2out_*, set_decl_rtl): Add comment.
18239 (get_base_address): Adjust comment.
18240 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
18241 declarations line and add comment.
18242 (is_builtin_name): Add blank after function name, for clarity.
18244 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18246 * attribs.c (decl_attributes): Use %qE for identifiers in
18248 * cgraphunit.c (verify_cgraph_node): Translate function names to
18249 locale character set in diagnostics.
18250 * coverage.c (get_coverage_counts): Use %qE for identifiers in
18252 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
18253 Document that functions are named in UTF-8.
18254 * expr.c (expand_expr_real_1): Translate function names to locale
18255 character set in diagnostics.
18256 * gimplify.c (omp_notice_variable, omp_is_private,
18257 gimplify_scan_omp_clauses): Use %qE for identifiers in
18259 * langhooks.c (lhd_print_error_function): Translate function names
18260 to locale character set.
18261 * langhooks.h (decl_printable_name): Document that return value is
18262 in internal character set.
18263 * stmt.c: Include pretty-print.h
18264 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
18266 (resolve_operand_name_1): Translate named operand name to locale
18268 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
18270 * toplev.c (announce_function): Translate function names to locale
18272 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
18273 (default_tree_printer): Use pp_identifier or translate identifiers
18274 to locale character set. Mark "<anonymous>" for translation.
18275 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
18276 for identifiers in diagnostics.
18277 * tree.c (handle_dll_attribute): Use %qE for identifiers in
18279 * varasm.c (output_constructor): Use %qE for identifiers in
18282 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
18284 * configure.ac: use ` ` instead of $()
18285 * configure: Regenerate.
18287 2009-05-05 Ben Elliston <bje@au.ibm.com>
18289 * config/pa/linux-atomic.c: Eliminate conditional include of
18290 errno.h on non-LP64 systems to simplify build requirements.
18292 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18294 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
18296 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
18297 and pass value to identifier_to_locale.
18298 (warn_variable_length_array): Make name a tree.
18299 (grokdeclarator): Separate diagnostic texts for named and unnamed
18300 declarators. Use %qE for named declarators.
18301 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
18303 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
18304 identifiers in diagnostics.
18305 * c-typeck.c (push_member_name, start_init): Pass identifiers to
18306 identifier_to_locale. Mark "anonymous" strings for translation.
18308 2009-05-04 Michael Eager <eager@eagercon.com>
18310 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
18311 address for DImode/DFmode only if double-precision FP regs.
18313 2009-05-04 Michael Eager <eager@eagercon.com>
18315 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
18316 TARGET_SINGLE_FLOAT check.
18318 2009-05-04 Michael Eager <eager@eagercon.com>
18320 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
18322 2009-05-04 Michael Eager <eager@eagercon.com>
18324 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
18325 * config/rs6000/t-xilinx: New
18327 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
18329 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
18330 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
18331 * gcc/explow.c (memory_address): Use target hook.
18332 * gcc/targhooks.c (default_legitimize_address): New.
18333 * gcc/targhooks.h (default_legitimize_address): New.
18334 * gcc/target.h (legitimize_address): New.
18335 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
18336 (TARGET_INITIALIZER): Include it.
18337 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
18339 * config/bfin/bfin-protos.h (legitimize_address): Remove.
18340 * config/bfin/bfin.c (legitimize_address): Remove.
18341 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
18342 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
18344 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
18345 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
18347 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
18348 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
18349 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
18350 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
18351 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
18352 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
18353 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
18354 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
18355 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
18356 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
18357 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
18358 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
18359 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
18360 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
18361 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
18362 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
18363 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
18364 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
18365 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
18366 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
18367 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
18368 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
18369 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
18371 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
18372 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
18373 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
18374 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
18375 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
18376 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
18377 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
18378 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
18379 (thumb_legitimize_address): Delete.
18380 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
18381 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
18382 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
18383 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
18384 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
18385 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
18387 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
18390 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
18391 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
18392 * config/m32r/m32r.c (m32r_legitimize_address): New.
18393 * config/m68k/m68k.c (m68k_legitimize_address): New.
18394 * config/score/score.c (score_legitimize_address): Standardize.
18395 * config/score/score3.c (score3_legitimize_address): Standardize.
18396 * config/score/score3.h (score3_legitimize_address): Adjust.
18397 * config/score/score7.c (score7_legitimize_address): Standardize.
18398 * config/score/score7.h (score7_legitimize_address): Adjust.
18399 * config/sh/sh.c (sh_legitimize_address): New.
18400 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
18402 * gcc/config/s390/s390.c (legitimize_address): Rename to...
18403 (s390_legitimize_address): ... this.
18404 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
18405 (sparc_legitimize_address): ... this.
18406 * gcc/config/i386/i386.c (legitimize_address): Rename to...
18407 (ix86_legitimize_address): ... this.
18408 * gcc/config/avr/avr.c (legitimize_address): Rename to...
18409 (avr_legitimize_address): ... this.
18410 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
18411 (mn10300_legitimize_address): ... this.
18412 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
18413 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
18414 (alpha_expand_mov): Adjust call.
18416 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
18417 * config/spu/spu.c (spu_legitimize_address): Likewise.
18418 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
18419 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
18421 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18423 * intl.c (locale_encoding, locale_utf8): New.
18424 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
18425 * intl.h (locale_encoding, locale_utf8): Declare.
18426 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
18427 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
18429 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
18431 (pp_tree_identifier): Define to call pp_base_tree_identifier.
18432 (pp_base_tree_identifier): Declare as function.
18433 (identifier_to_locale): Declare.
18434 * Makefile.in (pretty-print.o): Update dependencies.
18435 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
18437 2009-05-04 Richard Guenther <rguenther@suse.de>
18439 PR middle-end/40015
18440 * builtins.c (fold_builtin_memory_op): Do not decay to element
18441 type if the size matches the whole array.
18443 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
18445 * expmed.c (synth_mult): When trying out a shift, pass the result
18448 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
18450 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
18451 (shiftsub1_cost): New.
18452 (init_expmed): Compute shiftsub1_cost.
18453 (synth_mult): Optimize multiplications by constants of the form
18454 -(2^^m-1) for some constant positive integer m.
18456 2009-05-03 Richard Guenther <rguenther@suse.de>
18459 * c-typeck.c (array_to_pointer_conversion): Do not built
18460 ADDR_EXPRs of arrays of pointer-to-element type.
18461 * c-gimplify.c (c_gimplify_expr): Revert change fixing
18462 up wrong ADDR_EXPRs after-the-fact.
18463 * c-common.c (strict_aliasing_warning): Strip pointer
18464 conversions for obtaining the original type.
18465 * builtins.c (fold_builtin_memset): Handle array types.
18466 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
18469 2009-05-03 Richard Guenther <rguenther@suse.de>
18471 PR middle-end/23329
18472 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
18473 Do not lose casts from array types with unknown extent to array
18474 types with known extent.
18475 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
18476 alias set compatibility.
18478 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
18480 * flags.h (extra_warnings): Delete.
18481 * toplev.c (process_options): Handle Wuninitialized here.
18482 * opts.c (extra_warnings): Delete.
18483 (set_Wextra): Delete.
18484 (common_handle_option): -Wextra can be handled automatically.
18485 * c-opts.c (c_common_handle_option): Delete obsolete code.
18486 (c_common_post_options): Simplify comment.
18487 * common.opt (W): Add Var.
18489 (Wuninitialized): Initialize to -1.
18491 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
18492 Richard Guenther <rguenther@suse.de>
18494 * expr.c (get_def_for_expr): New function.
18495 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
18496 SSA rather than trees.
18497 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
18498 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
18500 2009-05-03 Joseph Myers <joseph@codesourcery.com>
18502 * c-common.c (reswords): Add _Imaginary.
18503 * c-common.c (enum rid): Add RID_IMAGINARY.
18505 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
18507 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
18508 Patch by Richard Guenther.
18510 2009-05-03 Anatoly Sokolov <aesok@post.ru>
18512 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
18513 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
18514 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
18515 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
18516 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
18517 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
18518 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
18519 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
18520 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
18521 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
18522 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
18523 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
18524 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
18525 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
18526 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
18527 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
18528 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
18529 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
18531 2009-05-02 Richard Guenther <rguenther@suse.de>
18533 PR tree-optimization/39940
18534 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
18537 2009-05-02 Richard Guenther <rguenther@suse.de>
18539 PR middle-end/40001
18540 * tree-ssa.c (execute_update_addresses_taken): Properly check
18541 if we can mark a variable DECL_GIMPLE_REG_P.
18542 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
18543 back to the end of the function.
18544 (is_gimple_reg_type): Remove complex type special casing.
18545 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
18548 2009-05-02 Ben Elliston <bje@au.ibm.com>
18550 * doc/collect2.texi (Collect2): Document search path behaviour
18551 when configured with --with-ld.
18553 2009-05-02 Jan Hubicka <jh@suse.cz>
18555 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
18556 parameter; update callers.
18557 (coalesce_cost_edge): EH edges are costier because they needs
18558 splitting even if not critical and even more costier when there are
18559 multiple EH predecestors.
18561 2009-05-02 Jan Hubicka <jh@suse.cz>
18563 * except.c (remove_eh_handler_and_replace): Handle updating after
18564 removing TRY blocks.
18566 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
18568 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
18570 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
18572 * varasm.c: Do not include c-pragma.h.
18573 * attribs.c: Do not incude c-common.h.
18575 2009-05-01 Michael Matz <matz@suse.de>
18577 * calls.c (initialize_argument_information): Handle SSA names like
18578 decls with a non MEM_P DECL_RTL.
18580 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
18582 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
18583 * ipa-utils.c: Likewise.
18584 * ipa-type-escape.c: Likewise.
18585 * cgraphunit.c Do not include c-common.h.
18586 * ipa-pure-const.c: Likewise.
18587 * tree-if-conv.c: Likewise.
18588 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
18589 * ipa-struct-reorg.c: Likewise.
18590 * tree-nomudflap.c: Likewise.
18591 * tree-ssa-structalias.c: Likewise.
18593 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
18595 * store-motion.c: Many cleanups to make this pass a first-class
18596 citizen instead of an appendix to gcse load motion. Add TODO list
18597 to make this pass faster/cleaner/better.
18599 (struct ls_expr): Post gcse.c-split cleanups.
18600 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
18601 "stores" field to "avail_stores".
18602 (pre_ldst_mems): Rename to store_motion_mems.
18603 (pre_ldst_table): Rename to store_motion_mems_table.
18604 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
18605 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
18606 (ldst_entry): Rename to st_expr_entry, update users.
18607 (free_ldst_entry): Rename to free_st_expr_entry, update users.
18608 (free_ldst_mems): Rename to free_store_motion_mems, update users.
18609 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
18611 (first_ls_expr): Rename to first_st_expr, update users.
18612 (next_ls_expr): Rename to next_st_expr, update users.
18613 (print_ldst_list): Rename to print_store_motion_mems. Print names of
18614 fields properly for store motion instead of names inherited from load
18616 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
18617 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
18620 (ae_kill): Rename to st_kill, update users.
18621 (ae_gen): Rename to st_avloc, update users.
18622 (transp): Rename to st_transp, update users.
18623 (pre_insert_map): Rename to st_insert_map, update users.
18624 (pre_delete_map): Rename to st_delete_map, update users.
18625 (insert_store, build_store_vectors, free_store_memory,
18626 one_store_motion_pass): Update for abovementioned changes.
18628 (gcse_subst_count, gcse_create_count): Remove.
18629 (one_store_motion_pass): New statistics counters "n_stores_deleted"
18630 and "n_stores_created", local variables.
18632 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
18635 (regvec, compute_store_table_current_insn): Remove.
18636 (reg_set_info, reg_clear_last_set): Remove.
18637 (compute_store_table): Use DF caches instead of local dataflow
18640 2009-05-01 Joseph Myers <joseph@codesourcery.com>
18642 * c-objc-common.c (c_tree_printer): Print identifiers with
18643 pp_identifier, not pp_string. Mark "({anonymous})" for
18645 * c-pretty-print.c (pp_c_ws_string): New.
18646 (pp_c_cv_qualifier, pp_c_type_specifier,
18647 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
18648 pp_c_storage_class_specifier, pp_c_function_specifier,
18649 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
18650 pp_c_primary_expression, pp_c_postfix_expression,
18651 pp_c_unary_expression, pp_c_shift_expression,
18652 pp_c_relational_expression, pp_c_equality_expression,
18653 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
18654 use pp_string and pp_c_ws_string in place of pp_identifier and
18655 pp_c_identifier for non-identifiers. Mark English strings for
18657 * c-pretty-print.h (pp_c_ws_string): Declare.
18659 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
18660 Roland McGrath <roland@redhat.com>
18662 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
18663 (ENABLE_LD_BUILDID): New configuration option.
18664 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
18665 (LINK_BUILDID_SPEC): New macro.
18666 (init_spec): If defined, prepend it between LINK_EH_SPEC and
18668 * doc/install.texi: Document --enable-linker-build-id option.
18669 * configure: Rebuild.
18670 * config.in: Rebuild.
18672 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
18674 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
18675 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
18676 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
18677 MIPS_GP_SAVE_AREA_SIZE.
18678 * config/mips/mips.c (struct mips_frame_info): Update comment
18679 before arg_pointer_offset and hard_frame_pointer_offset.
18680 (mips_compute_frame_info): Update diagram before function: to
18681 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
18682 indicate the position of frame_pointer_rtx with -fstack-protector and
18683 to show args_size. Don't allocate cprestore area for leaf functions
18684 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
18686 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
18688 2009-04-30 Michael Matz <matz@suse.de>
18690 PR tree-optimization/39955
18691 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
18693 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
18695 * ira.c (setup_cover_and_important_classes): Use safe macro
18696 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
18698 * genpreds.c (write_tm_preds_h): Output suitable definition of
18699 REG_CLASS_FOR_CONSTRAINT.
18701 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
18703 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
18705 * bitmap.c (bitmap_descriptor): Likewise.
18706 * ggc-common.c (loc_descriptor): Likewise.
18707 * varray.c (varray_descriptor): Likewise.
18708 * vec.c (vec_descriptor): Likewise.
18710 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
18712 * Makefile.in (dce.o): Add $(EXCEPT_H).
18713 * dce.c: Include except.h and delete redundant vector definitions.
18714 (deletable_insn_p): Return false for non-call insns that can throw
18717 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
18719 * gcse.c (ae_gen): Remove.
18720 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
18721 and make non-static function to make it available in store-motion.c.
18722 Update call sites with search-and-replace.
18723 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
18724 extract_mentioned_regs, extract_mentioned_regs_helper,
18725 find_moveable_store, compute_store_table, load_kills_store, find_loads,
18726 store_killed_in_insn, store_killed_after, store_killed_before,
18727 build_store_vectors, insert_insn_start_basic_block, insert-store,
18728 remove_reachable_equiv_notes, replace_store_insn, delete_store,
18729 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
18730 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
18731 * store-motion.c: ...new file. Also copy data structures from gcse.c
18732 and clean up to remove parts not used by store motion.
18733 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
18734 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
18736 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18739 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
18740 when optimizing for size.
18742 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
18744 * gcse.c (gcse_constant_p): Fix typo in last change.
18746 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
18748 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
18750 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
18752 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
18754 2009-04-29 James E. Wilson <wilson@codesourcery.com>
18756 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
18757 CONST_HIGH_PART result.
18759 2009-04-29 Anatoly Sokolov <aesok@post.ru>
18761 * config/avr/avr.c (initial_elimination_offset): Rename to
18762 avr_initial_elimination_offset.
18763 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
18764 change return type to bool.
18765 (avr_can_eliminate): New function.
18766 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
18767 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
18768 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
18769 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
18770 avr_initial_elimination_offset.
18771 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
18772 (avr_initial_elimination_offset): Define.
18774 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
18775 Steven Bosscher <steven@gcc.gnu.org>
18777 PR rtl-optimization/39938
18778 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
18779 * cfgrtl.c: Include insn-attr.h.
18780 (rest_of_pass_free_cfg): New function.
18781 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
18782 * resource.c (init_resource_info): Remove call to df_analyze.
18784 2009-04-29 Richard Guenther <rguenther@suse.de>
18787 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
18788 allow conversion to signed integers.
18790 2009-04-29 Richard Guenther <rguenther@suse.de>
18792 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
18793 shifts of floating point vectors if the shift amount is
18794 a constant multiple of the element size.
18796 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
18797 Michael Matz <matz@suse.de>
18799 PR middle-end/39927
18801 * tree-outof-ssa.c (emit_partition_copy): New function.
18802 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
18803 insert_part_to_rtx_on_edge): Perform the partition base var
18804 copy using emit_partition_copy.
18805 (insert_value_copy_on_edge): Convert constants to the right mode.
18806 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
18807 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
18809 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18811 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
18812 scan backwards to try to find a constant to initialize it.
18814 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
18815 insn before the loop_end instruction, don't look past labels.
18817 2009-04-29 Richard Guenther <rguenther@suse.de>
18819 PR middle-end/39937
18820 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
18821 loose type conversions.
18822 (forward_propagate_addr_expr): Fix tuplification bug. Remove
18823 stmts only if there are no uses of its definition.
18825 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18827 * config/bfin/bfin.h (splitting_loops): Declare.
18828 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
18829 Reorder bit definitions to be ascending.
18830 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
18831 * config/bfin/bfin.c (splitting_loops): New variable.
18832 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
18833 (struct loop_info): Remove members INIT and LOOP_INIT.
18834 (bfin_optimize_loop): Don't set them. Reorder the code that generates
18835 the LSETUP sequence. Allow LC to be loaded from any register, but
18836 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
18837 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
18839 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
18840 of reload_completed.
18843 * config/bfin/bfin.md (movsi_insn): Refine constraints.
18845 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
18847 * Makefile.in (PLUGIN_VERSION_H): New.
18848 (OBJS-common): Remove plugin-version.o.
18849 (plugin.o): Depend on (PLUGIN_VERSION_H).
18850 (plugin-version.o): Remove.
18851 * configure: Regenerate
18852 * configure.ac: Create plugin-version.h.
18853 * gcc-plugin.h (plugin_gcc_version): Remove.
18854 (plugin_default_version_check): Change signature.
18855 * plugin-version.c: Remove.
18856 * plugin.c: Include plugin-version.h.
18857 (str_plugin_gcc_version_name): Remove.
18858 (try_init_one_plugin): Pass gcc version to plugin_init.
18859 (plugin_default_version_check): Both gcc and plugin versions are now
18862 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18864 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
18865 problematic last insns. Test for TYPE_CALL rather than CALL_P.
18866 Remove special case testing for last insn of inner loops. Don't fail
18867 if the loop ends with a jump, emit an extra nop instead.
18869 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
18870 DREGS rather than comparing directly. Remove code that tries to
18871 account for latencies.
18873 2009-04-29 Richard Guenther <rguenther@suse.de>
18875 PR tree-optimization/39941
18876 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
18877 eliminating an indirect call.
18879 2009-04-29 Richard Guenther <rguenther@suse.de>
18881 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
18882 parameter. Allow invariants as base if !require_lvalue.
18883 (verify_gimple_assign_single): Adjust.
18885 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18887 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
18888 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
18889 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
18890 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
18891 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
18893 * config/bfin/bfin.c (bfin_expand_builtin,
18894 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
18896 2009-04-28 Richard Guenther <rguenther@suse.de>
18898 * tree-vect-loop.c (get_initial_def_for_induction): Use
18899 correct types for pointer increment.
18901 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18903 * toplev.c (print_version): Update GMP version string calculation.
18905 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
18907 PR rtl-optimization/39938
18908 * resource.c (init_resource_info): Add call to df_analyze.
18910 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
18912 * config/alpha/alpha.md (usegp): Cast the result of
18913 alpha_find_lo_sum_using_gp to enum attr_usegp.
18914 * config/alpha/alpha.c (override_options): Remove end-of-structure
18915 marker element from cpu_table. Use array size of cpu_table to handle
18916 -mcpu and -mtune options.
18917 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
18919 2009-04-28 Joseph Myers <joseph@codesourcery.com>
18921 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
18922 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
18923 tune_32 and tune_64.
18924 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
18925 support on PowerPC.
18926 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
18927 * config/rs6000/option-defaults.h: ... here. New file.
18928 (OPT_64, OPT_32): Define.
18929 (MASK_64BIT): Define to 0 if not already defined.
18930 (OPT_ARCH64, OPT_ARCH32): Define.
18931 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
18934 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18936 * config/arm/arm.c (arm_override_options): Emit error on using
18939 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
18941 PR rtl-optimization/39914
18942 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
18943 registers for allocnos created from user-defined variables only
18944 when not optimizing.
18946 2009-04-28 Richard Guenther <rguenther@suse.de>
18948 PR middle-end/39937
18949 * fold-const.c (fold_binary): Use distribute_real_division only
18952 2009-04-28 Steve Ellcey <sje@cup.hp.com>
18954 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
18955 add hpux-stdint.h to tm_file.
18956 (hppa[12]*-*-hpux11*): Ditto.
18957 (ia64*-*-hpux*): Ditto.
18958 * config/hpux-stdint.h: New.
18959 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
18960 __STDC_EXT__ for all compiles.
18961 * config/pa/pa-hpux.h: Ditto.
18962 * config/pa/pa-hpux10.h: Ditto.
18963 * config/pa/pa-hpux11.h: Ditto.
18965 2009-04-28 Catherine Moore <clm@codesourcery.com>
18967 * debug.h (set_name): Add comment.
18969 2009-04-28 Andrew Pinski <pinskia@gmail.com>
18972 * config/darwin.c (machopic_gen_offset): Check
18973 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
18974 * config/arm/arm.c (require_pic_register): Likewise.
18976 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
18978 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
18979 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
18980 m32c_promote_prototypes): Delete.
18982 2009-04-28 Michael Matz <matz@suse.de>
18984 PR middle-end/39922
18985 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
18988 2009-04-28 Richard Guenther <rguenther@suse.de>
18990 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
18992 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18994 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
18995 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
18996 * config/arm/arm-tune.md: Regenerate.
18998 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
19000 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
19001 block if there are complex incoming edges.
19002 (sel_merge_blocks): Remove useless assert.
19003 (sel_redirect_edge_and_branch): Check that edge was redirected.
19004 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
19005 (sel_find_rgns): Delete declaration.
19006 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
19007 the region when it is not a preheader.
19009 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19012 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
19014 2009-04-28 Richard Guenther <rguenther@suse.de>
19016 * tree.h (SSA_NAME_VALUE): Remove.
19017 (struct tree_ssa_name): Remove value_handle member.
19018 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
19019 array for jump threading.
19020 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
19022 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
19023 * tree-flow.h (threadedge_initialize_values): Declare.
19024 (threadedge_finalize_values): Likewise.
19025 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
19026 (SSA_NAME_VALUE): Define.
19027 (threadedge_initialize_values): New function.
19028 (threadedge_finalize_values): Likewise.
19029 * tree-ssa-dom.c (ssa_name_values): New global variable.
19030 (SSA_NAME_VALUE): Define.
19031 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
19033 2009-04-28 Ira Rosen <irar@il.ibm.com>
19035 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
19036 Use REPORT_VECTORIZED_LOCATIONS instead
19037 REPORT_VECTORIZED_LOOPS.
19038 * tree-vectorizer.c (vect_verbosity_level): Make static.
19039 (vect_loop_location): Rename to vect_location.
19040 (vect_set_verbosity_level): Update comment.
19041 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
19043 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
19044 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
19045 instead REPORT_UNVECTORIZED_LOOPS.
19046 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
19047 and vect_loop_def to vect_external_def and vect_internal_def.
19048 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
19049 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
19050 REPORT_UNVECTORIZED_LOCATIONS.
19051 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
19052 and vect_used_in_loop and to vect_unused_in_scope and
19053 vect_used_in_scope.
19054 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
19055 (vect_verbosity_level): Remove declaration.
19056 (vect_analyze_operations): Likewise.
19057 (vect_analyze_stmt): Declare.
19058 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
19059 REPORT_UNVECTORIZED_LOCATIONS.
19060 (vect_get_loop_niters): Fix indentation.
19061 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
19062 (vect_analyze_loop_operations): New function.
19063 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
19064 vect_analyze_operations.
19065 (vect_is_simple_reduction): Use new names.
19066 (vectorizable_live_operation, vect_transform_loop): Likewise.
19067 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
19068 to specify whether the data references can be a part of interleaving
19070 (vect_analyze_data_ref_dependence): Use new names.
19071 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
19072 (vect_create_addr_base_for_vector_ref): Remove redundant code.
19073 * tree-vect-patterns.c (widened_name_p): Use new names.
19074 (vect_recog_dot_prod_pattern): Likewise.
19075 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
19076 (process_use, vect_mark_stmts_to_be_vectorized,
19077 vect_model_simple_cost, vect_model_store_cost,
19078 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
19079 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
19080 vectorizable_operation, vectorizable_type_demotion,
19081 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
19082 vectorizable_condition): Likewise.
19083 (vect_analyze_operations): Split into vect_analyze_loop_operations
19085 (vect_analyze_stmt): ... new function.
19086 (new_stmt_vec_info): Use new names.
19087 (vect_is_simple_use): Use new names and fix comment.
19088 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
19089 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
19091 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19094 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
19095 and integer modes for x87 operands. Do not ICE for unsupported size,
19096 generate error instead. Generate error for unsupported operand types.
19097 ['z']: Do not handle HImode memory operands specially. Warning
19098 for floating-point operands. Fallthru to 'Z' for unsupported operand
19099 types. Do not ICE for unsupported size, generate error instead.
19100 (output_387_binary_op): Use %Z to output operands.
19101 (output_fp_compare): Ditto.
19102 (output_387_reg_move): Ditto.
19104 2009-04-28 Ben Elliston <bje@au.ibm.com>
19109 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19111 * builtins.c (c_strlen): Do not warn here.
19112 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
19113 * c-common.c (pointer_int_sum): Take an explicit location.
19114 Warn about offsets out of bounds.
19115 * c-common.h (pointer_int_sum): Adjust declaration.
19117 2009-04-27 Ian Lance Taylor <iant@google.com>
19119 * collect2.c (is_ctor_dtor): Change type of ret field in struct
19121 * dce.c (run_fast_df_dce): Change type of old_flags to int.
19122 * df-core.c (df_set_flags): Change return type to int. Change
19123 type of old_flags to int.
19124 (df_clear_flags): Likewise.
19125 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
19126 (df_get_conditional_uses): Likewise.
19127 * df.h (df_set_flags, df_clear_flags): Update declarations.
19128 * dwarf2out.c (struct indirect_string_node): Change type of form
19129 field to enum dwarf_form.
19130 (AT_string_form): Change return type to enum dwarf_form.
19131 * fixed-value.c (fixed_compare): Add cast to enum type.
19132 * fwprop.c (update_df): Change 0 to VOIDmode.
19133 * gensupport.c: Change 0 to UNKNOWN.
19134 * gimple.h (gimple_cond_code): Add cast to enum type.
19135 * haifa-sched.c (reemit_notes): Add cast to enum type.
19136 * hooks.c (hook_int_void_no_regs): Remove function.
19137 * hooks.h (hook_int_void_no_regs): Remove declaration.
19138 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
19139 * predict.c (combine_predictions_for_insn): Add casts to enum type.
19140 * real.c (real_arithmetic): Add cast to enum type.
19141 (real_compare): Likewise.
19142 * target.h (struct gcc_target): Change return type of
19143 branch_target_register_class to enum reg_class.
19144 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
19145 default_branch_target_register_class.
19146 * targhooks.c (default_branch_target_register_class): New function.
19147 * targhooks.h (default_branch_target_register_class): Declare.
19148 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
19149 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
19151 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
19153 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
19154 vect_uninitialized_def. Change 0 to ERROR_MARK.
19155 * tree-vect-stmts.c (supportable_widening_operation): Don't
19156 initialize icode1 and icode2.
19157 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
19158 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
19160 (cmn_err_flag_specs): Change 0 to STD_C89.
19161 (cmn_err_char_table): Likewise.
19162 * config/arm/arm.c (get_arm_condition_code): Change type of code
19163 to enum arm_cond_code.
19164 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
19165 (IWMMXT_BUILTIN2): Likewise.
19166 (neon_builtin_type_bits): Don't define typedef.
19167 (neon_builtin_datum): Change type of bits field to int.
19168 (arm_expand_neon_args): Add cast to enum type.
19169 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
19171 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
19172 casts to enum type.
19173 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
19175 * config/mips/mips.md (jal_macro): Return enum constant.
19176 (single_insn): Likewise.
19177 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
19179 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
19180 casts to enum type.
19181 * config/s390/s390.c (s390_tune_flags): Change type to int.
19182 (s390_arch_flags): Likewise.
19183 (s390_handle_arch_option): Change flags field of struct pta to int.
19184 * config/s390/s390.h (s390_tune_flags): Update declaration.
19185 (s390_arch_flags): Likewise.
19186 * config/sh/sh.c (prepare_move_operands): Compare
19187 tls_symbolic_operand result with enum constant.
19188 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
19189 (sh_expand_prologue): Add cast to enum type.
19190 (sh_expand_epilogue): Likewise.
19191 (tls_symbolic_operand): Change return type to enum tls_model.
19192 (fpscr_set_from_mem): Add cast to enum type.
19193 (legitimize_pic_address): Compare tls_symbolic_operand result with
19195 (sh_target_reg_class): Change return type to enum reg_class.
19196 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
19198 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
19199 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
19200 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
19201 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
19202 (delayed_branch, tls_call_delay): Likewise.
19203 (eligible_for_sibcall_delay): Likewise.
19204 (eligible_for_return_delay): Likewise.
19205 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
19206 (spu_expand_builtin_1): Likewise.
19208 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
19209 for all types of conversions.
19210 (output_init_element): Issue -Wc++-compat warning if needed when
19211 initializing a bitfield with enum type.
19212 * c-parser.c (c_parser_expression): Set original_type to
19213 original_type of right hand operand of comma operator.
19215 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19217 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
19219 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
19220 * doc/cpp.texi (Standard Predefined Macros)
19221 (Implementation-defined behavior): Likewise.
19222 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
19223 * doc/gimple.texi (GIMPLE Exception Handling)
19224 (@code{GIMPLE_ASSIGN}): Likewise.
19225 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
19226 * doc/invoke.texi (Warning Options, Optimize Options)
19227 (AVR Options, Darwin Options): Likewise.
19228 (Optimize Options): Reformulate -fwhole-program description.
19229 * doc/loop.texi (Lambda): Likewise.
19230 * doc/md.texi (Output Template, Define Constraints)
19231 (Standard Names, Insn Splitting): Likewise.
19232 * doc/options.texi (Option properties): Likewise.
19233 * doc/passes.texi (Tree-SSA passes): Likewise.
19234 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
19235 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
19236 (File Names and DBX): Likewise.
19237 * doc/trouble.texi (Incompatibilities): Likewise.
19239 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19241 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
19242 instruction is correct.
19244 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19246 Allow non-constant arguments to conversion intrinsics.
19247 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
19248 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
19249 * spu.c (print_operand): Handle 'v' and 'w'.
19250 (exp2_immediate_p, spu_gen_exp2): Define.
19251 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
19252 spu_convtf_1): Update parameter descriptions.
19253 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
19254 * constraints.md ('v', 'w'): New.
19255 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
19257 (i2f, I2F): New define_mode_attr.
19258 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
19259 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
19260 fixuns_truncv4sfv4si2): Update to use mode attribute.
19261 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
19262 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
19263 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
19264 patterns for combine.
19266 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
19268 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
19269 (cprop, hoist, pre, store_motion): New debug counters.
19270 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
19271 is not an RTL pass anymore.
19272 (pass_profiling): Remove extern decl for pass removed in 2005.
19273 (pass_gcse, pass_jump_bypass): Remove.
19274 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
19275 to 0 for clean state.
19276 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
19277 * cse.c (gate_handle_cse_after_global_opts,
19278 rest_of_handle_cse_after_global_opts): New functions.
19279 (pass_cse_after_global_opts): New pass, does local CSE.
19280 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
19281 (TV_CPROP): New timevar.
19282 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
19283 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
19284 (gcse_main, recompute_all_luids): Remove.
19285 (compute_hash_table_work): Call max_reg_num instead of reading
19287 (cprop_jump): Don't set run_jump_opt_after_gcse.
19288 (constprop_register): Always allow to alter jumps.
19289 (cprop_insn): Likewise.
19290 (do_local_cprop): Likewise.
19291 (local_cprop_pass): Likewise. Return non-zero if something changed.
19292 (cprop): Remove function, fold interesting bits into one_cprop_pass.
19293 (find_implicit_sets): Add note about missed optimization opportunity.
19294 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
19295 pass_rtl_cprop execute function.
19296 Don't bother tracking the pass number, each pass gets its own dumpfile
19298 Always allow to alter jumpsand bypass jumps.
19299 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
19300 will just find no suitable set.
19301 (pre_edge_insert): Fix dumping, this function is for PRE only.
19302 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
19303 pass_rtl_pre execute function.
19304 (hoist_code): Return non-zero if something changed. Keep track of
19305 substitutions and insertions for statistics gathering similar to PRE.
19306 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
19307 called from the pass_rtl_hoist execute function. Show pass statistics.
19308 (compute_store_table): Use max_reg_num directly instead of using the
19309 formerly global max_gcse_regno.
19310 (build_store_vectors): Likewise.
19311 (replace_store_insn): Fix dumping.
19312 (store_motion): Rename to ...
19313 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
19314 pass, called from the pass_rtl_store_motion execute function. Keep
19315 track of substitutions and insertions for statistics gathering similar
19317 (bypass_jumps): Remove, fold interesting bits into ...
19318 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
19319 from the pass_rtl_cprop execute function.
19320 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
19321 pass_jump_bypass): Remove.
19322 (gate_handle_gcse, rest_of_handle_gcse): Remove.
19323 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
19324 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
19325 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
19326 (gate_rtl_store_motion, execute_rtl_store_motion,
19327 pass_rtl_store_motion): New.
19328 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
19329 make it clear that -fcse-skip-blocks is a no-op for backward compat.
19330 * passes.c (init_optimization_passes): Remove pass_gcse and
19331 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
19332 and cse_after_global_opts in place of pass_gcse. Schedule cprop
19333 instead of pass_jump_bypass.
19335 2009-04-27 Richard Guenther <rguenther@suse.de>
19337 PR middle-end/39928
19338 * gimplify.c (gimplify_expr): If we are required to create
19339 a temporary make sure it ends up as register.
19341 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
19344 * config/i386/i386.c (construct_container): Don't call
19345 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
19346 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
19348 2009-04-27 Michael Matz <matz@suse.de>
19350 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
19351 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
19352 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
19353 (dump_replaceable_exprs): Take a bitmap.
19354 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
19356 (expand_gimple_basic_block): Likewise.
19357 * tree-ssa-ter.c (struct temp_expr_table_d): Make
19358 replaceable_expressions member a bitmap.
19359 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
19360 (mark_replaceable): Likewise.
19361 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
19362 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
19364 2009-04-27 Richard Guenther <rguenther@suse.de>
19366 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
19367 (verify_stmts): Dispatch to gimple/type verification code.
19368 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
19369 issue with call argument types.
19371 2009-04-27 Michael Matz <matz@suse.de>
19373 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
19374 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
19377 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
19378 Eric Botcazou <ebotcazou@adacore.com>
19380 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
19381 a label's basic block.
19382 (mark_target_live_regs): Tidy and rework obsolete comments.
19383 Change back DF problem to LIVE. If a label starts a basic block,
19384 assume that all registers that used to be live then still are.
19385 (init_resource_info): If a label starts a basic block, set its
19386 BLOCK_FOR_INSN accordingly.
19387 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
19389 2009-04-27 Richard Guenther <rguenther@suse.de>
19391 * tree-flow-inline.h (function_ann): Remove.
19392 (get_function_ann): Likewise.
19393 * tree-dfa.c (create_function_ann): Remove.
19394 * tree-flow.h (struct static_var_ann_d): Remove.
19395 (struct function_ann_d): Likewise.
19396 (union tree_ann_d): Remove fdecl member.
19397 (function_ann_t): Remove.
19398 (function_ann, get_function_ann, create_function_ann): Remove
19401 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
19403 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
19405 2009-04-27 Jan Hubicka <jh@suse.cz>
19407 * ipa-pure-const.c (struct funct_state_d): New fields
19408 state_previously_known, looping_previously_known; remove
19409 state_set_in_source.
19410 (analyze_function): Use new fields.
19411 (propagate): Avoid assumption that state_set_in_source imply
19414 * tree-ssa-loop-niter.c (finite_loop_p): New function.
19415 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
19416 * cfgloop.h (finite_loop_p): Declare.
19418 2009-04-26 Michael Matz <matz@suse.de>
19420 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
19422 2009-04-26 Michael Matz <matz@suse.de>
19424 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
19425 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
19426 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
19427 pass_mark_used_blocks): Remove.
19428 * tree-optimize.c (pass_free_datastructures,
19429 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
19430 * passes.c (init_optimization_passes): Don't call
19431 pass_mark_used_blocks, remove dead code.
19433 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
19435 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
19436 * tree-ssa-live.h (register_ssa_partition): Likewise.
19438 2009-04-26 Michael Matz <matz@suse.de>
19441 * builtins.c (fold_builtin_next_arg): Handle SSA names.
19442 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
19443 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
19445 (compare_pairs): Swap cost comparison.
19446 (coalesce_ssa_name): Don't use change_partition_var.
19447 * tree-nrv.c (struct nrv_data): Add modified member.
19448 (finalize_nrv_r): Set it.
19449 (tree_nrv): Use it to update statements.
19450 (pass_nrv): Require PROP_ssa.
19451 * tree-mudflap.c (mf_decl_cache_locals,
19452 mf_build_check_statement_for): Use make_rename_temp.
19453 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
19454 * alias.c (find_base_decl): Handle SSA names.
19455 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
19456 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
19457 * rtl.h (set_reg_attrs_for_parm): Declare.
19458 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
19459 to "optimized", remove unused locals at finish.
19460 (execute_free_datastructures): Make global, call
19461 delete_tree_cfg_annotations.
19462 (execute_free_cfg_annotations): Don't call
19463 delete_tree_cfg_annotations.
19465 * ssaexpand.h: New file.
19466 * expr.c (toplevel): Include ssaexpand.h.
19467 (expand_assignment): Handle SSA names the same as register variables.
19468 (expand_expr_real_1): Expand SSA names.
19469 * cfgexpand.c (toplevel): Include ssaexpand.h.
19470 (SA): New global variable.
19471 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
19472 (SSAVAR): New macro.
19473 (set_rtl): New helper function.
19474 (add_stack_var): Deal with SSA names, use set_rtl.
19475 (expand_one_stack_var_at): Likewise.
19476 (expand_one_stack_var): Deal with SSA names.
19477 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
19478 before unique numbers.
19479 (expand_stack_vars): Use set_rtl.
19480 (expand_one_var): Accept SSA names, add asserts for them, feed them
19481 to above subroutines.
19482 (expand_used_vars): Expand all partitions (without default defs),
19483 then only the local decls (ignoring those expanded already).
19484 (expand_gimple_cond): Remove edges when jumpif() expands an
19485 unconditional jump.
19486 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
19487 or remove abnormal edges. Ignore insns setting the LHS of a TERed
19489 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
19490 members of SA; deal with PARM_DECL partitions here; expand
19491 all PHI nodes, free tree datastructures and SA. Commit instructions
19492 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
19493 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
19494 info and statements at start, collect garbage at finish.
19495 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
19496 (VAR_ANN_PARTITION) Remove.
19497 (change_partition_var): Don't declare.
19498 (partition_to_var): Always return SSA names.
19499 (var_to_partition): Only accept SSA names.
19500 (register_ssa_partition): Only check argument.
19501 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
19503 (delete_var_map): Don't free it.
19504 (var_union): Only accept SSA names, simplify.
19505 (partition_view_init): Mark only useful SSA names as used.
19506 (partition_view_fini): Only deal with SSA names.
19507 (change_partition_var): Remove.
19508 (dump_var_map): Use ssa_name instead of partition_to_var member.
19509 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
19511 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
19512 (struct _elim_graph): New member const_dests; nodes member vector of
19514 (set_location_for_edge): New static helper.
19515 (create_temp): Remove.
19516 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
19517 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
19518 (new_elim_graph): Allocate const_dests member.
19519 (clean_elim_graph): Truncate const_dests member.
19520 (delete_elim_graph): Free const_dests member.
19521 (elim_graph_size): Adapt to new type of nodes member.
19522 (elim_graph_add_node): Likewise.
19523 (eliminate_name): Likewise.
19524 (eliminate_build): Don't take basic block argument, deal only with
19525 partition numbers, not variables.
19526 (get_temp_reg): New static helper.
19527 (elim_create): Use it, deal with RTL temporaries instead of trees.
19528 (eliminate_phi): Adjust all calls to new signature.
19529 (assign_vars, replace_use_variable, replace_def_variable): Remove.
19530 (rewrite_trees): Only do checking.
19531 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
19532 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
19533 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
19534 contains_tree_r, MAX_STMTS_IN_LATCH,
19535 process_single_block_loop_latch, analyze_edges_for_bb,
19536 perform_edge_inserts): Remove.
19537 (expand_phi_nodes): New global function.
19538 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
19539 functions, initialize new parameter, remember partitions having a
19541 (finish_out_of_ssa): New global function.
19542 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
19543 don't reset in_ssa_p here, don't disable TER when mudflap.
19544 (pass_del_ssa): Remove.
19545 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
19547 (execute_free_datastructures): Declare.
19548 * Makefile.in (SSAEXPAND_H): New variable.
19549 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
19550 * basic-block.h (commit_one_edge_insertion): Declare.
19551 * passes.c (init_optimization_passes): Move pass_nrv and
19552 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
19553 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
19554 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
19555 (redirect_branch_edge): Deal with super block when expanding, split
19556 out jump patching itself into ...
19557 (patch_jump_insn): ... here, new static helper.
19559 2009-04-26 Michael Matz <matz@suse.de>
19561 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
19562 beyond num_ssa_names.
19563 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
19564 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
19566 2009-04-26 Jakub Jelinek <jakub@redhat.com>
19568 PR inline-asm/39543
19569 * fwprop.c (forward_propagate_asm): New function.
19570 (forward_propagate_and_simplify): Propagate also into __asm, if it
19571 doesn't increase the number of referenced registers.
19574 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
19576 2009-04-26 Jakub Jelinek <jakub@redhat.com>
19578 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
19579 note_nonlocal_vla_type for nonlocal VLAs.
19580 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
19581 contains_remapped_vars, remap_vla_decls): New functions.
19582 (convert_nonlocal_reference_stmt): If not optimizing, call
19583 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
19584 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
19585 if it wasn't found in var_map.
19586 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
19587 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
19588 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
19590 * gimplify.c (nonlocal_vlas): New variable.
19591 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
19593 (gimplify_body): Create and destroy nonlocal_vlas.
19595 * dwarf2out.c (loc_descr_plus_const): New function.
19596 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
19597 mem_loc_descriptor, loc_descriptor_from_tree_1,
19598 descr_info_loc, gen_variable_die): Use it.
19600 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
19601 !TREE_STATIC VAR_DECLs.
19602 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
19603 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
19604 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
19605 DECL_BY_REFERENCE is valid.
19606 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
19607 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
19608 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
19609 Copy DECL_BY_REFERENCE.
19610 (struct nesting_copy_body_data): New type.
19611 (nesting_copy_decl): New function.
19612 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
19613 if they have variable length.
19615 2009-04-26 Michael Matz <matz@suse.de>
19617 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
19618 mark new temporaries for renaming.
19620 2009-04-26 Joseph Myers <joseph@codesourcery.com>
19623 * c-decl.c (global_bindings_p): Return negative value.
19624 (c_variable_size): New. Based on variable_size from
19626 (grokdeclarator): Call c_variable_size not variable_size.
19628 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
19630 * config/i386/i386.c (print_operand) ['z']: Fix typo.
19632 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
19634 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
19635 Redefine it to just use mingw/include.
19636 (ASM_SPEC): Rules for -m32 and -m64.
19637 (LINK_SPEC): Use Likewise.
19638 (SPEC_32): New define.
19639 (SPEC_64): Likewise.
19640 (SUB_LINK_SPEC): Likewise.
19641 (MULTILIB_DEFAULTS): New define.
19642 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
19643 Add multilib options.
19644 (MULTILIB_DIRNAMES): Likewise.
19645 (MULTILIB_OSDIRNAMES): Likewise.
19646 (LIBGCC): Likewise.
19647 (INSTALL_LIBGCC): Likewise.
19649 2009-04-26 Joseph Myers <joseph@codesourcery.com>
19652 * c-tree.h (enum c_inline_static_type): New.
19653 (record_inline_static): Declare.
19654 * c-decl.c (struct c_inline_static, c_inline_statics,
19655 record_inline_static, check_inline_statics): New.
19656 (pop_file_scope): Call check_inline_statics.
19657 (start_decl): Call record_inline_static instead of pedwarning
19658 directly for static in inline function.
19659 * c-typeck.c (build_external_ref): Call record_inline_static
19660 instead of pedwarning directly for static referenced in inline
19663 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
19665 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
19666 not new but only being rescanned.
19667 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
19668 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
19669 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
19670 record_set_info, compute_set, grealloc): Remove.
19671 (recompute_all_luids): New function.
19672 (gcse_main): Don't compute sets, and don't do related memory
19673 allocations/free-ing. If something changed before the end of the
19674 pass, update LUIDs using recompute_all_luids.
19675 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
19676 (free_gcse_mem): Don't free it either.
19677 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
19678 Use the df insn LUIDs.
19679 (load_killed_in_block): Likewise.
19680 (compute_hash_table_work): Don't compute reg_set_in_block.
19681 (compute_transp): Use DF_REG_DEF_CHAINs.
19682 (local_cprop_pass): Don't use compute_sets and related functions.
19683 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
19684 Use get_max_uid() instead of max_cuid.
19685 (insert_insn_end_basic_block, pre_insert_copy_insn,
19686 update_ld_motion_stores): Don't try to
19687 keep reg_set tables up to date.
19688 (pre_insert_copies): Use df insn LUIDs.
19689 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
19690 (reg_set_info): Don't use extra bitmap argument.
19691 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
19692 information to compute regs_set_in_block.
19693 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
19694 (bypass_jumps): Don't use compute_sets and friends.
19696 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19699 * opts.c (undocumented_msg): Do not leave blank even with
19702 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19704 * c-decl.c (build_enumerator): Allow values folding to integer
19705 constants but not integer constant expressions with a pedwarn if
19708 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19711 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
19712 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
19713 type is an integer constant.
19715 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
19718 * config/i386/i386.c (print_operand) ['z']: Revert handling of
19721 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19724 * c-decl.c (grokdeclarator): Diagnose declarations of functions
19725 with variably modified return type and no storage class
19726 specifiers, except for the case of nested functions. Distinguish
19727 extern declarations of functions with variably modified return
19728 types from those of objects with variably modified types.
19730 2009-04-25 Jan Hubicka <jh@suse.cz>
19732 * tree.c (list_equal_p): New function.
19733 * tree.h (list_equal_p): Declare.
19734 * coretypes.h (edge_def, edge, const_edge, basic_block_def
19735 basic_block_def, basic_block, const_basic_block): New.
19736 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
19737 (redirect_eh_edge): New function.
19738 (make_eh_edge_update_phi): EH edges are not abnormal.
19739 * except.c: Include tree-flow.h.
19740 (list_match): New function.
19741 (eh_region_replaceable_by_p): New function.
19742 (replace_region): New function.
19743 (hash_type_list): New function.
19744 (hash_eh_region): New function.
19745 (eh_regions_equal_p): New function.
19746 (merge_peers): New function.
19747 (remove_unreachable_regions): Verify EH tree when checking;
19749 (copy_eh_region_1): New function.
19750 (copy_eh_region): New function.
19751 (push_reachable_handler): New function.
19752 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
19753 regions without label but with live RESX.
19754 * except.h (redirect_eh_edge_to_label): New.
19755 * tree-flow.h (redirect_eh_edge): New.
19756 * coretypes.h (edge_def, edge, const_edge, basic_block_def
19757 basic_block_def, basic_block, const_basic_block): Remove.
19758 * Makefile.in (except.o): Add dependency on tree-flow.h
19759 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
19760 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
19763 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
19766 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
19767 on the destination of memcpy.
19769 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
19771 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
19772 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
19773 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
19775 2009-04-25 Jan Hubicka <jh@suse.cz>
19777 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
19778 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
19779 to be reached by different label than left.
19780 (update_eh_edges): Update comment; remove edge_to_remove if possible
19781 and return true if suceeded.
19782 (cleanup_empty_eh): Accept sharing map; handle shared regions.
19783 (cleanup_eh): Compute sharing map.
19784 * except.c (remove_eh_handler_and_replace): Add argument if we should
19786 (remove_unreachable_regions): Update for label sharing.
19787 (label_to_region_map): Likewise.
19788 (get_next_region_sharing_label): New function.
19789 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
19791 (remove_eh_handler): Update.
19792 (remove_eh_region_and_replace_by_outer_of): New function.
19793 * except.h (struct eh_region): Add next_region_sharing_label.
19794 (remove_eh_region_and_replace_by_outer_of,
19795 get_next_region_sharing_label): Declare.
19796 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
19798 2009-04-25 Jan Hubicka <jh@suse.cz>
19800 * tree-cfg.c (split_critical_edges): Split also edges where we can't
19801 insert code even if they are not critical.
19803 2009-04-25 Jan Hubicka <jh@suse.cz>
19805 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
19806 (gimple_can_remove_branch_p): EH edges won't remove branch by
19808 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
19809 updating of non-abnormal EH edges.
19810 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
19811 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
19812 (split_critical_edges): Split also edges where emitting code on them
19813 will lead to splitting later.
19815 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
19816 H.J. Lu <hongjiu.lu@intel.com>
19819 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
19820 the configured assembler supports fildq and fistpq mnemonics.
19821 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
19822 * configure: Regenerated.
19823 * config.in: Ditto.
19825 * config/i386/i386.c (print_operand): Handle 'Z'.
19826 ['z']: Remove handling of special fild/fist suffixes.
19827 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
19828 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
19829 suffix of fild insn.
19830 (*floatsi<mode>2_vector_mixed): Ditto.
19831 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
19832 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
19833 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
19834 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
19835 * config/i386/gas.h (GAS_MNEMONICS): Remove.
19837 2009-04-25 Ben Elliston <bje@au.ibm.com>
19839 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
19840 the source of a set operation.
19842 2009-04-25 Anatoly Sokolov <aesok@post.ru>
19844 * target.h (struct gcc_target): Add case_values_threshold field.
19845 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
19846 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
19847 * targhooks.c (default_case_values_threshold): New function.
19848 * targhooks.h (default_case_values_threshold): Declare function.
19849 * stmt.c (expand_case): Use case_values_threshold target hook.
19850 * expr.h (case_values_threshold): Remove declartation.
19851 * expr.c (case_values_threshold): Remove function.
19852 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
19854 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
19855 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
19856 (avr_case_values_threshold): Declare as static.
19857 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
19859 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
19860 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
19861 (mn10300_case_values_threshold): New function.
19863 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
19865 * ira.c (setup_cover_and_important_classes): Add enum cast.
19867 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
19869 * genpreds.c (write_enum_constraint_num): Output definition of
19870 CONSTRAINT_NUM_DEFINED_P macro.
19871 * ira.c (setup_cover_and_important_classes): Use
19872 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
19874 2009-04-24 DJ Delorie <dj@redhat.com>
19876 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
19877 __SH2A_SINGLE_ONLY__ also.
19879 2009-04-24 Steve Ellcey <sje@cup.hp.com>
19881 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
19882 (movdf_internal): Ditto.
19883 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
19884 SFmode and DFmode constants.
19885 (ia64_print_operand): Add 'G' format for printing
19886 floating point constants.
19888 2009-04-24 Richard Guenther <rguenther@suse.de>
19890 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
19891 from unsigned additions.
19893 2009-04-24 Joseph Myers <joseph@codesourcery.com>
19895 * c-typeck.c (set_init_index): Allow array designators that are
19896 not integer constant expressions with a pedwarn if pedantic.
19898 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
19900 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
19901 zero if no overlap in nonzero bits between the operands.
19903 2009-04-24 Ian Lance Taylor <iant@google.com>
19905 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
19906 (record_dead_and_set_regs): Likewise.
19907 * df.h (struct df_mw_hardreg): Change flags field to int.
19908 (struct df_base_ref): Likewise.
19909 (struct df): Change changeable_flags field to int.
19910 * df-scan.c (df_defs_record): Change clobber_flags to int.
19911 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
19912 constants rather than #define macros.
19913 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
19914 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
19915 (enum dwarf_calling_convention): Likewise.
19916 (enum dwarf_line_number_x_ops): Likewise.
19917 (enum dwarf_call_frame_info): Likewise.
19918 (enum dwarf_source_language): Likewise.
19919 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
19920 (add_calling_convention_attribute): Likewise.
19921 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
19922 (combine_comparisons): Change compcode to int. Add cast to enum type.
19923 * genrecog.c (maybe_both_true_2): Change c to int.
19924 (write_switch): Likewise. Add cast to enum type.
19925 * gimplify.c (gimplify_omp_for): Handle return values from
19926 gimplify_expr using MIN rather than bitwise or.
19927 (gimplify_expr): Add cast to enum type.
19928 * ipa-prop.c (update_jump_functions_after_inlining): Change
19929 IPA_BOTTOM to IPA_JF_UNKNOWN.
19930 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
19931 Add casts to enum type.
19932 (setup_cover_and_important_classes): Change cl to int. Add casts
19934 (setup_class_translate): Change cl and mode to int.
19935 (ira_init_once): Change mode to int.
19936 (free_register_move_costs): Likewise.
19937 (setup_prohibited_mode_move_regs): Add casts to enum type.
19938 * langhooks.c (add_builtin_function_common): Rework assertion that
19939 value fits bitfield.
19940 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
19941 * omega.c (omega_do_elimination): Avoid math on enum types.
19942 * optabs.c (expand_vec_shift_expr): Remove casts to int.
19943 * opts.c (set_debug_level): Change 2 to enum constant. Use new
19944 int local to handle integral_argment value.
19945 * regmove.c (try_auto_increment): Change PUT_MODE to
19947 * reload.c (push_secondary_reload): Add casts to enum type.
19948 (secondary_reload_class, find_valid_class): Likewise.
19949 * reload1.c (emit_input_reload_insns): Likewise.
19950 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
19951 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
19952 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
19954 * tree.c (build_common_builtin_nodes): Add casts to enum type.
19955 * tree-complex.c (complex_lattice_t): Typedef to int rather than
19957 (expand_complex_libcall): Add casts to enum type.
19958 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
19959 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
19960 with ERROR_MARK, not NUM_TREE_CODES.
19961 (vect_create_epilog_for_reduction): Likewise.
19962 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
19963 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
19964 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
19966 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
19967 vect_unused_in_loop. Change 0 to loop_vect.
19968 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
19969 * var-tracking.c (get_init_value): Change return type to enum
19971 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
19972 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
19974 (arm_override_options): Add casts to enum type.
19975 (arm_emit_tls_decoration): Likewise.
19976 * config/i386/i386.c (ix86_function_specific_restore): Add casts
19978 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
19979 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
19980 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
19982 * config/s390/s390.c (code_for_builtin_64): Change to array of
19984 (code_for_builtin_31): Likewise.
19985 (s390_expand_builtin): Change code_for_builtin to enum insn_code
19987 * config/sparc/sparc.c (sparc_override_options): Change value
19988 field in struct code_model to enum cmodel. In initializer change
19989 0 to NULL and add cast to enum type.
19991 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
19992 Change all callers. Issue a -Wc++-compat warning using
19993 lhs_origtype if necessary.
19994 (convert_for_assignment): Issue -Wc++-compat warnings about
19995 invalid conversions to enum type on assignment.
19996 * c-common.h (build_modify_expr): Update declaration.
19998 2009-04-24 Nick Clifton <nickc@redhat.com>
20000 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
20001 (function_arg_advance): Likewise.
20002 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
20005 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
20007 * config/s390/constraints.md ('I', 'J'): Fix condition.
20009 2009-04-24 Diego Novillo <dnovillo@google.com>
20011 * gengtype-parse.c (parse_error): Add newline after message.
20013 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
20015 * config/i386/sse.md (avxmodesuffixs): Removed.
20016 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
20017 (*avx_pinsr<ssevecsize>): This.
20019 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
20021 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
20022 follow chains of regs with a single definition, and allow expressions
20023 that are function_invariant_p.
20024 (simple_rhs_p): Allow expressions that are function_invariant_p.
20026 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
20028 PR middle-end/39867
20029 * fold-const.c (fold_cond_expr_with_comparison): When folding
20030 > and >= to MAX, make sure the MAX uses the same type as the
20031 comparison's operands.
20033 2009-04-24 Nick Clifton <nickc@redhat.com>
20035 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
20036 addressing for DImode accesses.
20037 (frv_print_operand_address): Handle PLUS case.
20038 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
20040 2009-04-24 Jakub Jelinek <jakub@redhat.com>
20042 PR rtl-optimization/39794
20043 * alias.c (canon_true_dependence): Add x_addr argument.
20044 * rtl.h (canon_true_dependence): Adjust prototype.
20045 * cse.c (check_dependence): Adjust canon_true_dependence callers.
20046 * cselib.c (cselib_invalidate_mem): Likewise.
20047 * gcse.c (compute_transp): Likewise.
20048 * dse.c (scan_reads_nospill): Likewise.
20049 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
20050 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
20051 canon_base_addr of the group, plus optional offset.
20052 (struct group_info): Rename canon_base_mem to
20054 (get_group_info): Set canon_base_addr to canon_rtx of base, not
20055 canon_rtx of base_mem.
20057 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
20059 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
20060 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
20062 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20064 * config/spu/spu-builtins.h: Delete file.
20066 * config/spu/spu.h (enum spu_builtin_type): Move here from
20068 (struct spu_builtin_description): Likewise. Add GTY marker.
20069 Do not use enum spu_function_code or enum insn_code.
20070 (spu_builtins): Add extern declaration.
20072 * config/spu/spu.c: Do not include "spu-builtins.h".
20073 (enum spu_function_code, enum spu_builtin_type_index,
20074 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
20075 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
20076 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
20077 unsigned_V2DI_type_node): Move here from spu-builtins.h.
20078 (spu_builtin_types): Make static. Add GTY marker.
20079 (spu_builtins): Add extern declaration with GTY marker.
20080 Include "gt-spu.h".
20082 * config/spu/spu-c.c: Do not include "spu-builtins.h".
20083 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
20084 Check programmatically whether all parameters are scalar.
20086 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
20088 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
20090 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
20091 assignment from the constructor either if the target is volatile.
20093 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
20095 * config/arm/arm.md (insv): Do not share operands[0].
20097 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
20099 * config/vxlib-tls.c (active_tls_threads): Delete.
20100 (delete_hook_installed): New.
20101 (tls_delete_hook): Don't delete the delete hook.
20102 (tls_destructor): Delete it here.
20103 (__gthread_set_specific): Adjust installing the delete hook.
20104 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
20105 __gthread_leave_tsd_dtor_context.
20107 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
20109 * c-format.c (gcc_tdiag_char_table): Add support for %E.
20111 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
20113 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
20115 (alpha_rtx_costs): Ditto.
20116 (emit_unlikely_jump): Use add_reg_note.
20117 (emit_frame_store_1): Ditto.
20118 (alpha_expand_prologue): Ditto.
20119 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20120 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
20122 2009-04-23 Nick Clifton <nickc@redhat.com>
20124 * config/v850/v850.md (epilogue): Remove suppressed code.
20125 (return): Rename to return_simple and remove test of frame size.
20126 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
20127 to gen_return_simple.
20129 2009-04-22 Jing Yu <jingyu@google.com>
20132 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
20134 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
20137 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
20138 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
20139 value is a VECTOR_CST, the element type is the element type of the
20142 2009-04-22 DJ Delorie <dj@redhat.com>
20144 * config/m32c/m32c.h: Update GTY annotations to new syntax.
20146 2009-04-22 Jakub Jelinek <jakub@redhat.com>
20148 * alias.c (find_base_term): Move around LO_SUM case, so that
20149 CONST falls through into PLUS/MINUS handling.
20152 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
20153 into 0, use omit_one_operand.
20155 2009-04-23 Ben Elliston <bje@au.ibm.com>
20157 * config/rs6000/linux-unwind.h (get_regs): Remove type
20158 puns. Change the type of `pc' to an array of unsigned ints and
20159 update all users. Constify frame24.
20161 2009-04-22 DJ Delorie <dj@redhat.com>
20163 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
20164 declarations before code.
20165 (current_function_special_page_vector): Likewise.
20166 (m32c_expand_insv): Silence a warning.
20168 2009-04-21 Taras Glek <tglek@mozilla.com>
20170 * alias.c: Update GTY annotations to new syntax.
20171 * basic-block.h: Likewise.
20172 * bitmap.h: Likewise.
20173 * c-common.h: Likewise.
20174 * c-decl.c: Likewise.
20175 * c-parser.c: Likewise.
20176 * c-pragma.c: Likewise.
20177 * c-tree.h: Likewise.
20178 * cfgloop.h: Likewise.
20179 * cgraph.h: Likewise.
20180 * config/alpha/alpha.c: Likewise.
20181 * config/arm/arm.h: Likewise.
20182 * config/avr/avr.h: Likewise.
20183 * config/bfin/bfin.c: Likewise.
20184 * config/cris/cris.c: Likewise.
20185 * config/darwin.c: Likewise.
20186 * config/frv/frv.c: Likewise.
20187 * config/i386/i386.c: Likewise.
20188 * config/i386/i386.h: Likewise.
20189 * config/i386/winnt.c: Likewise.
20190 * config/ia64/ia64.h: Likewise.
20191 * config/iq2000/iq2000.c: Likewise.
20192 * config/mips/mips.c: Likewise.
20193 * config/mmix/mmix.h: Likewise.
20194 * config/pa/pa.c: Likewise.
20195 * config/pa/pa.h: Likewise.
20196 * config/rs6000/rs6000.c: Likewise.
20197 * config/s390/s390.c: Likewise.
20198 * config/sparc/sparc.c: Likewise.
20199 * config/xtensa/xtensa.c: Likewise.
20200 * cselib.h: Likewise.
20201 * dbxout.c: Likewise.
20202 * dwarf2out.c: Likewise.
20203 * except.c: Likewise.
20204 * except.h: Likewise.
20205 * fixed-value.h: Likewise.
20206 * function.c: Likewise.
20207 * function.h: Likewise.
20208 * gimple.h: Likewise.
20209 * integrate.c: Likewise.
20210 * optabs.c: Likewise.
20211 * output.h: Likewise.
20212 * real.h: Likewise.
20214 * stringpool.c: Likewise.
20215 * tree-data-ref.c: Likewise.
20216 * tree-flow.h: Likewise.
20217 * tree-scalar-evolution.c: Likewise.
20218 * tree-ssa-address.c: Likewise.
20219 * tree-ssa-alias.h: Likewise.
20220 * tree-ssa-operands.h: Likewise.
20221 * tree.c: Likewise.
20222 * tree.h: Likewise.
20223 * varasm.c: Likewise.
20224 * varray.h: Likewise.
20226 * coretypes.h: Do not define GTY macro if it is already defined.
20227 * doc/gty.texi: Update GTY documentation to new syntax.
20228 * gengtype-lex.l: Enforce attribute-like syntax for GTY
20229 annotations on structs.
20230 * gengtype-parse.c: Likewise.
20232 2009-04-22 Mark Heffernan <meheff@google.com>
20234 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
20236 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20238 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
20241 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20243 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
20244 the same as a PLUS without a shift. Increase the cost of a
20247 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20249 * Makefile.in: Update dependencies.
20250 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
20251 * errors.h: Remove bogus comment about compatibility.
20252 (warning): Update declaration.
20253 * genautomata.c: Update all calls to warning.
20254 * gimple.c: Do not include errors.h. Include toplev.h.
20255 * tree-ssa-structalias.c: Do not include errors.h.
20256 * omega.c: Likewise.
20257 * tree-ssa-reassoc.c: Likewise.
20258 * config/spu/spu-c.c: Likewise.
20259 * config/spu/t-spu-elf: Update dependencies.
20261 2009-04-22 Richard Guenther <rguenther@suse.de>
20263 PR tree-optimization/39824
20264 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
20265 make sure the types are compatible.
20267 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20270 * c-common.c (c_parse_error): Take a token_flags parameter.
20271 Use token_type for the token type instead.
20272 Pass token_flags to cpp_type2name.
20273 * c-common.h (c_parse_error): Update declaration.
20274 * c-parser.c (c_parser_error): Pass 0 as token flags.
20276 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
20278 PR rtl-optimization/39580
20279 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
20281 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20283 * function.c (expand_function_end): Do not emit a jump to the "naked"
20284 return label for fall-through returns.
20285 * except.c (sjlj_emit_function_exit): Always place the call to the
20286 unregister function at the location installed by expand_function_end.
20288 2009-04-22 Richard Guenther <rguenther@suse.de>
20290 PR tree-optimization/39845
20291 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
20292 (gen_inbound_check): Likewise.
20294 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
20296 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
20298 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
20299 * config/vxlib.c (__gthread_once): Add race guard for PPC.
20301 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20303 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
20304 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
20305 shift counts to avoid out-of-bounds array accesses.
20307 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20309 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
20310 (Pmode): Move above.
20312 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
20314 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
20315 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
20316 GET_CODE macro. Use IN_RANGE macro where appropriate.
20317 * config/alpha/alpha.h: Ditto.
20318 * config/alpha/alpha.md: Ditto.
20319 * config/alpha/constraints.md: Ditto.
20320 * config/alpha/predicates.md: Ditto.
20322 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20324 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
20325 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20326 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20327 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20328 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20329 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20330 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20331 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20332 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20333 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20334 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20335 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20336 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20337 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20338 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20339 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20340 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20341 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20342 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20343 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20344 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20345 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20346 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20347 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20348 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20349 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20350 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20352 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
20354 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
20355 references from comments.
20356 * cfgbuild.c: (count_basic_blocks): Delete.
20357 (find_basic_blocks_1): Delete.
20358 (find_basic_blocks): Delete.
20359 * except.c (finish_eh_generation): Make static. Move comment from
20360 except.h here. Remove find_basic_blocks references from comments.
20361 * except.h (finish_eh_generation): Delete.
20362 * basic-block.h (find_basic_blocks): Delete.
20363 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
20365 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
20367 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
20368 (sdbout_parms): Likewise.
20370 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
20372 * config/sh/sh.c (prepare_cbranch_operands): Use
20373 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
20374 (expand_cbranchdi4): Likewise.
20375 (from_compare): Add cast to enum type.
20376 (expand_cbranchsi4): Use add_reg_note.
20377 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
20378 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
20379 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
20380 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20381 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
20382 instead of CODE_FOR_nothing.
20383 (cbranchdi4): Likewise. Fix the order of arguments for
20385 (push_fpscr): Use add_reg_note.
20386 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
20387 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
20389 2009-04-21 Joseph Myers <joseph@codesourcery.com>
20391 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
20392 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
20393 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
20394 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
20395 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
20396 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
20397 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
20398 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
20399 config/alpha/x-vms, config/arc/t-arc,
20400 config/arm/README-interworking, config/arm/arm-c.c,
20401 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
20402 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
20403 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
20404 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
20405 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
20406 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
20407 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
20408 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
20409 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
20410 config/cris/t-elfmulti, config/crx/t-crx,
20411 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
20412 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
20413 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
20414 config/h8300/t-h8300, config/i386/athlon.md,
20415 config/i386/darwin-libgcc.10.4.ver,
20416 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
20417 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
20418 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
20419 config/i386/t-linux64, config/i386/t-nwld,
20420 config/i386/t-rtems-i386, config/i386/t-sol2-10,
20421 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
20422 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
20423 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
20424 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
20425 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
20426 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
20427 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
20428 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
20429 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
20430 config/m68k/t-uclinux, config/mcore/t-mcore,
20431 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
20432 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
20433 config/mips/crtn.asm, config/mips/irix-crti.asm,
20434 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
20435 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
20436 config/mips/mips-fixed.md, config/mips/sb1.md,
20437 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
20438 config/mips/t-iris6, config/mips/t-isa3264,
20439 config/mips/t-libgcc-mips16, config/mips/t-linux64,
20440 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
20441 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
20442 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
20443 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
20444 config/mn10300/t-linux, config/mn10300/t-mn10300,
20445 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
20446 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
20447 config/picochip/libgccExtras/clzsi2.asm,
20448 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
20449 config/rs6000/darwin-libgcc.10.4.ver,
20450 config/rs6000/darwin-libgcc.10.5.ver,
20451 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
20452 config/rs6000/t-aix43, config/rs6000/t-aix52,
20453 config/rs6000/t-darwin, config/rs6000/t-fprules,
20454 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
20455 config/rs6000/t-lynx, config/rs6000/t-netbsd,
20456 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
20457 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
20458 config/rs6000/t-rtems, config/rs6000/t-spe,
20459 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
20460 config/score/t-score-elf, config/sh/divcost-analysis,
20461 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
20462 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
20463 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
20464 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
20465 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
20466 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
20467 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
20468 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
20469 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
20470 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
20471 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
20472 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
20473 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
20474 limitx.h, version.c, xcoff.h: Add copyright and license notices.
20475 * config/h8300/genmova.sh: Include copyright and license notices
20476 in generated output.
20477 * config/h8300/mova.md: Regenerate.
20478 * doc/install.texi2html: Include word "Copyright" in copyright
20479 notice and use name "Free Software Foundation, Inc.".
20480 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
20481 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
20482 ChangeLog-2007, ChangeLog-2008: Correct dates.
20484 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
20486 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
20487 NE_EXPR operations as well.
20488 * c-parser.c (c_parser_condition): Do not set location information on
20490 (c_parser_conditional_expression): Likewise.
20491 (c_parser_binary_expression): Set location information on operators.
20492 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
20493 TRUTH_NOT_EXPR has been folded.
20494 * fold-const.c (fold_truth_not_expr): Copy location information from
20495 the incoming expression to the outgoing one.
20496 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
20497 recursive calls on the LHS of the operator but pass that of the
20498 operator to recursive calls on the RHS of the operator. Set it
20500 (shortcut_cond_expr): Set the locus of the operator on the second
20501 COND_EXPR and that of the expression on the first in degenerate cases.
20502 Pass the locus of the expression to calls to shortcut_cond_r.
20503 Set the locus of the 'then' block on the associated jump, if any.
20504 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
20505 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
20506 expression to call to gimplify_boolean_expr.
20508 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
20510 * config.gcc: Add additional configuration for
20511 i686-w64-mingw* and x86_64-w64-mingw* triplet.
20512 * config/i386/mingw-w64.h: New mingw-w64 specific header.
20513 (CPP_SPEC): Redefine for allowing -municode option.
20514 (STARTFILE_SPEC): Likewise.
20515 * config/i386/t-mingw-w64: New.
20516 * config/i386/mingw-w64.opt: New.
20517 (municode): Add new target option.
20518 * doc/invoke.texi (municode): Add documentation for new option.
20520 2009-04-21 Ian Lance Taylor <iant@google.com>
20522 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
20523 Correct test for number of arguments.
20524 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
20526 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
20528 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
20529 argument of emit_library_call.
20531 2009-04-21 Richard Guenther <rguenther@suse.de>
20533 PR middle-end/39829
20534 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
20535 inside VIEW_CONVERT_EXPRs.
20537 2009-04-21 Martin Jambor <mjambor@suse.cz>
20539 * tree-switch-conversion.c (build_constructors): Split a long line.
20540 (constructor_contains_same_values_p): New function.
20541 (build_one_array): Create assigns of constants if possible, do not
20542 call mark_sym_for_renaming, call update_stmt.
20543 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
20544 make_rename_temp. Do not call mark_symbols_for_renaming, call
20546 (gen_def_assigns): Do not call mark_symbols_for_renaming or
20547 find_new_referenced_vars, call update_stmt.
20548 (gen_inbound_check): Use create_tmp_var and create ssa names manually
20549 instead of calling make_rename_temp. Do not call
20550 find_new_referenced_vars or mark_symbols_for_renaming, call
20553 2009-04-21 Richard Guenther <rguenther@suse.de>
20555 PR tree-optimization/39827
20556 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
20557 (tree_ssa_phiprop): Pass the correct array size.
20559 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
20561 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
20563 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
20566 * c-typeck.c (lvalue_p): Move declaration ...
20567 * c-common.h (lvalue_p): ... to here.
20568 * c-common.c (candidate_equal_p): New.
20569 (add_tlist): Use it.
20570 (merge_tlist): Use it.
20571 (warn_for_collisions_1): Likewise.
20572 (warning_candidate_p): Accept more candidates.
20573 (verify_tree): A warning candidate can be an expression. Use
20576 2009-04-21 Ben Elliston <bje@au.ibm.com>
20579 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
20580 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
20581 options. Remove -mcall-solaris documentation.
20583 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20586 * doc/invoke.texi (-Wlong-long): Update description.
20587 * c-lex (interpret_integer): Only warn if there was no previous
20588 overflow and -Wlong-long is enabled.
20589 * c-decl.c (declspecs_add_type): Drop redundant flags.
20590 * c.opt (Wlong-long): Init to -1.
20591 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
20592 and front-end warn_long_long. Wlong-long only depends on other
20593 flags if it is uninitialized.
20594 * c-parser.c (disable_extension_diagnostics): warn_long_long is
20595 the same for CPP and FE.
20596 (restore_extension_diagnostics): Likewise.
20598 2009-04-20 Ian Lance Taylor <iant@google.com>
20600 Fix enum conversions which are invalid in C++:
20601 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
20602 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
20603 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
20604 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
20605 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
20606 (dbxout_parms): Likewise.
20607 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
20608 (df_clear_flags): Likewise.
20609 * df-problems.c (df_rd_bb_local_compute_process_def): Change
20610 top_flag parameter to int.
20611 (df_chain_create_bb_process_use): Likewise.
20612 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
20614 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
20615 (df_ref_create_structure, df_def_record_1): Likewise.
20616 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
20617 (df_notes_rescan): Change 0 to VOIDmode in function call.
20618 (df_get_call_refs, df_insn_refs_collect): Likewise.
20619 (df_bb_regs_collect): Likewise.
20620 (df_entry_block_defs_collect): Likewise.
20621 (df_exit_block_uses_collect): Likewise.
20622 * df.h: Update declarations.
20623 * double-int.c (double_int_divmod): Add cast to enum type.
20624 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
20625 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
20626 (based_loc_descr): Likewise.
20627 (loc_descriptor_from_tree_1): Change first_op and second_op to
20628 enum dwarf_location_atom. Add cast to enum type.
20629 * expmed.c (init_expmed): Change 0 to SET in function call.
20630 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
20631 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
20632 (do_store_flag): Likewise.
20633 * fixed-value.h (struct fixed_value): Change mode to enum
20635 * function.c (assign_parms): Change 0 to VOIDmode in function call.
20636 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
20638 (insert_insn_decl, insert_decl, insert_state): Likewise.
20639 (automata_list_finish): Likewise.
20640 * genrecog.c (process_define_predicate): Add cast to enum type.
20641 * gensupport.c (init_predicate_table): Add cast to enum type.
20642 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
20644 (gimple_build_call_1, gimple_build_label): Likewise.
20645 (gimple_build_goto, gimple_build_asm_1): Likewise.
20646 (gimple_build_switch_1, gimple_build_cdt): Likewise.
20647 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
20648 (enum fallback): Rename from enum fallback_t.
20649 (fallback_t): Typedef as int.
20650 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
20651 GSI_SAME_STMT in function call.
20652 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
20654 (setup_reg_class_relations): Likewise.
20655 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
20656 (setup_prohibited_class_mode_regs): Add cast to enum type.
20657 (setup_prohibited_mode_move_regs): Likewise.
20658 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
20659 (record_address_regs): Change i to enum reg_class.
20660 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
20661 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
20662 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
20663 (GET_MODE_2XWIDER_MODE): Likewise.
20664 (GET_CLASS_NARROWEST_MODE): Likewise.
20665 * omp-low.c (expand_omp_for): Add cast to enum type.
20666 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
20667 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
20668 * postreload.c (reload_cse_simplify_operands): Change rclass local
20670 * predict.c (combine_predictions_for_insn): Change best_predictor
20671 and predictor to enum br_predictor.
20672 (combine_predictions_for_bb): Likewise.
20673 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
20674 use SET_PREDICT_EXPR_OUTCOME.
20675 * real.c (real_arithmetic): Change icode to code in function call.
20676 * reginfo.c (init_move_cost): Add casts to enum type.
20677 (init_reg_sets_1, init_fake_stack_mems): Likewise.
20678 * regmove.c (regclass_compatible_p): Change class0 and class1 to
20680 * reload.c (find_valid_class): Add casts to enum type.
20681 (push_reload): Change 0 to NO_REGS in function call.
20682 (find_reloads): Change this_alternative to array of enum
20683 reg_class. Remove some now-unnecessary casts.
20684 (make_memloc): Change 0 to VOIDmode in function call.
20685 * reload1.c (reload): Change 0 to VOIDmode in function call.
20686 (eliminate_regs_1, elimination_effects): Likewise.
20687 (eliminate_regs_in_insn): Likewise.
20688 (emit_input_reload_insns): Add cast to enum type.
20689 (delete_output_reload): Change 0 to VOIDmode in function call.
20690 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
20691 to enum type in function call.
20692 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
20693 (SET_PREDICT_EXPR_OUTCOME): Define.
20694 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
20695 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
20696 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
20697 (dump_function): Likewise.
20698 * tree-dump.h: Update declarations.
20699 * tree-pass.h: Update declarations.
20700 * varasm.c (assemble_integer): Change mclass to enum mode_class.
20701 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
20703 (arm_rtx_costs_1): Correct parenthesization.
20704 (arm_rtx_costs): Add casts to enum type.
20705 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
20706 (vfp_emit_fstmd): Use add_rg_note.
20707 (emit_multi_reg_push, emit_sfm): Likewise.
20708 (thumb_set_frame_pointer): Likewise.
20709 (arm_expand_prologue): Likewise.
20710 (arm_regno_class): Change return type to enum reg_class.
20711 (thumb1_expand_prologue): Use add_reg_note.
20712 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
20713 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
20715 * config/arm/gentune.sh: Add cast to enum type.
20716 * config/arm/arm-tune.md: Rebuild.
20717 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
20718 (ix86_split_fp_branch, predict_jump): Likewise.
20719 (ix86_expand_multi_arg_builtin): Change sub_code from enum
20720 insn_code to enum rtx_code.
20721 (ix86_builtin_vectorized_function): Add cast to enum type.
20722 * config/i386/i386.md (truncdfsf2): Change slot to enum
20724 (truncxf<mode>2, isinf<mode>2): Likewise.
20725 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
20727 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
20728 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
20729 (insert_bundle_state): Change 1 to INSERT in function call.
20730 (ia64_add_bundle_selector_before): Likewise.
20731 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
20732 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
20733 (restore_stack_nonlocal): Likewise.
20734 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
20736 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
20738 (mips_rtx_costs): Likewise.
20739 (mips_override_options): Add casts to enum type.
20740 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
20742 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
20743 (store_reg, set_reg_plus_d): Likewise.
20744 (hppa_expand_prologue, hppa_profile_hook): Likewise.
20745 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
20747 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
20749 (emit_unlikely_jump): Use add_reg_note.
20750 (rs6000_emit_allocate_stack): Likewise.
20751 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
20752 (output_toc): Change 1 to INSERT in function call.
20753 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
20754 (rs6000_initialize_trampoline): Likewise.
20755 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
20757 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
20758 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
20759 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
20760 (save_gprs): Use add_reg_note.
20761 (s390_emit_prologue): Likewise.
20762 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20763 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
20764 (sparc_fold_builtin): Add cast to enum type.
20765 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
20767 (spu_expand_prologue): Use add_reg_note.
20768 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
20770 2009-04-20 Ian Lance Taylor <iant@google.com>
20772 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
20773 (c_parser_postfix_expression_after_primary): Get VEC for list of
20774 arguments. Get original types of arguments. Call
20775 build_function_call_vec.
20776 (cached_expr_list_1, cached_expr_list_2): New static variables.
20777 (c_parser_expr_list): Change return type to VEC *. Add
20778 p_orig_types parameter. Change all callers.
20779 (c_parser_release_expr): New static function.
20780 (c_parser_vec_to_tree_list): New static function.
20781 * c-typeck.c (build_function_call): Rewrite to build a VEC and
20782 call build_function_call_vec.
20783 (build_function_call_vec): New function, based on old
20784 build_function_call.
20785 (convert_arguments): Remove nargs and argarray parameters. Change
20786 values to a VEC. Add origtypes parameter.
20787 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
20788 (convert_for_assignment): Add origtype parameter. Change all
20789 callers. If warn_cxx_compat, check for conversion to an enum
20790 type when calling a function.
20791 (store_init_value): Add origtype parameter. Change all callers.
20792 (digest_init): Likewise.
20793 (struct init_node): Add origtype field.
20794 (add_pending_init): Add origtype parameter. Change all callers.
20795 (output_init_element): Likewise.
20796 (output_pending_init_elements): Pass origtype from init_node to
20797 output_init_element.
20798 (process_init_element): Pass origtype from c_expr to
20799 output_init_element.
20800 (c_finish_return): Add origtype parameter. Change all callers.
20801 * c-common.c (sync_resolve_size): Change params to VEC *. Change
20803 (sync_resolve_params): Likewise.
20804 (sync_resolve_return): Change params to first_param. Change caller.
20805 (resolve_overloaded_builtins): Change params to VEC *. Change
20806 callers. Save first parameter around call to build_function_call_vec.
20807 * c-decl.c (finish_decl): Add origtype parameter. Change all
20808 callers. Call build_function_call_vec rather than
20809 build_function_call for cleanup.
20810 * c-tree.h: Update declarations.
20811 * c-common.h: Update declarations.
20812 * stub-objc.c (objc_rewrite_function_call): Change parameter from
20813 params to first_param.
20814 * target.h (struct gcc_target): Change resolve_overloaded_builtin
20815 params parameter from tree to void *.
20816 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
20817 Change arglist parameter to have type void *, and to be a pointer
20819 * config/rs6000/rs6000-protos.h
20820 (altivec_resolve_overloaded_builtin): Update declaration.
20821 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
20822 fnargs parameter to have type void *, and to be a pointer to a
20823 VEC. Call build_function_call_vec instead of
20824 build_function_call.
20825 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
20827 2009-04-20 Joey Ye <joey.ye@intel.com>
20828 Xuepeng Guo <xuepeng.guo@intel.com>
20829 H.J. Lu <hongjiu.lu@intel.com>
20831 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
20833 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
20834 (IX86_LEA_PRIORITY): Likewise.
20835 (distance_non_agu_define): New function.
20836 (distance_agu_use): Likewise.
20837 (ix86_lea_for_add_ok): Likewise.
20838 (ix86_dep_by_shift_count): Likewise.
20840 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
20841 should split for LEA.
20843 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
20845 (ix86_dep_by_shift_count): Likewise.
20847 2009-04-20 Richard Guenther <rguenther@suse.de>
20849 * expr.c (handled_component_p): Move ...
20850 * tree.h (handled_component_p): ... here.
20851 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
20852 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
20853 and REALPART_EXPR to be in one group.
20855 2009-04-20 Richard Guenther <rguenther@suse.de>
20857 * basic-block.h (get_all_dominated_blocks): Declare.
20858 * dominance.c (get_all_dominated_blocks): New function.
20859 * tree-cfg.c (get_all_dominated_blocks): Remove.
20860 (remove_edge_and_dominated_blocks): Adjust.
20861 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
20862 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
20863 instead of recursing.
20865 2009-04-20 Doug Kwan <dougkwan@google.com>
20867 * cgraph.h (cgraph_node_ptr): New type for vector functions.
20868 (struct cgraph_node_set_def): New type.
20869 (cgraph_node_set) New type. Also declare vector functions.
20870 (struct cgraph_node_set_element_def): New type.
20871 (cgraph_node_set_element): Ditto.
20872 (cgraph_node_set_iterator): New iterator type.
20873 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
20874 cgraph_node_set_remove, dump_cgraph_node_set,
20875 debug_cgraph_node_set): New prototypes.
20876 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
20877 cgraph_node_set_size): New inlines.
20878 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
20879 including cgraph.h.
20880 (struct ipa_opt_pass): Add struct cgraph_node_set_def
20881 argument to function 'write_summary'.
20882 * ipa.c: Include ggc.h.
20883 (hash_cgraph_node_set_element,
20884 eq_cgraph_node_set_element, cgraph_node_set_new,
20885 cgraph_node_set_add, cgraph_node_set_remove,
20886 cgraph_node_set_find, dump_cgraph_node_set,
20887 debug_cgraph_node_set): New functions.
20888 * Makefile.in (ipa.o): Add dependency on GGC_H.
20890 2009-04-20 Ira Rosen <irar@il.ibm.com>
20892 PR tree-optimization/39675
20893 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
20894 check of the return code of vect_schedule_slp. Check that
20895 stmt_vec_info still exists for the statement, before checking its
20896 vectorization type.
20898 2009-04-20 Michael Matz <matz@suse.de>
20900 * Makefile.in (generated_files): Take out $(simple_generated_c).
20902 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
20904 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
20905 (UINTPTR_TYPE): Likewise.
20907 2009-04-19 Joseph Myers <joseph@codesourcery.com>
20910 * c-typeck.c (digest_init): Check for initializing an array with a
20913 2009-04-19 Joseph Myers <joseph@codesourcery.com>
20916 * c-semantics.c (pop_stmt_list): Propagate
20917 STATEMENT_LIST_HAS_LABEL to parent statement list.
20919 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
20921 * config/mips/mips.h (mips_tune_attr): New macro.
20922 * config/mips/mips.md (cpu): Use it.
20924 2009-04-19 Joseph Myers <joseph@codesourcery.com>
20927 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
20930 2009-04-19 Diego Novillo <dnovillo@google.com>
20932 * toplev.c (compile_file): Move call to coverage_finish ...
20933 * cgraphunit.c (ipa_passes): ... here.
20934 Call cgraph_process_new_functions.
20935 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
20936 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
20938 2009-04-19 Jan Hubicka <jh@suse.cz>
20940 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
20942 (dump_cgraph_node): Dump can throw external flag.
20943 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
20945 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
20949 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
20950 * common.opt (Wlogical-op): Move from here...
20951 * c.opt (Wlogical-op): ... to here.
20952 * c-typeck.c (parser_build_binary_op): Update call to
20953 warn_logical_operator.
20954 * c-opts.c (c_common_post_options): Enable warn_logical_op with
20956 * c-common.c (warn_logical_op): Update.
20957 * c-common.h (warn_logical_op): Update declaration.
20959 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
20961 * tree.c (protected_set_expr_location): Fix formatting.
20963 2009-04-18 Joseph Myers <joseph@codesourcery.com>
20966 * c-typeck.c (readonly_warning): new.
20967 (build_unary_op, build_modify_expr): Use readonly_warning for
20968 storing into something readonly but not const-qualified.
20970 2009-04-18 Joseph Myers <joseph@codesourcery.com>
20973 * c-typeck.c (build_unary_op): Check for taking address of
20974 expression of type void.
20976 2009-04-18 Joseph Myers <joseph@codesourcery.com>
20979 * c-typeck.c (build_function_call): Check for calling a function
20980 with qualified void return types. Call require_complete_type when
20983 2009-04-18 Jan Hubicka <jh@suse.cz>
20985 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
20987 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
20988 can_throw_external flag.
20989 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
20990 * ipa-pure-const.c (ignore_edge): New function.
20991 (propagate): Compute order for NOTHROW computation; set NOTHROWs
20992 only over can_throw_external edges.
20993 (local_pure_const): Add nothrow flag.
20994 * ipa-utils.c (searchc): Add ignore_edge callback.
20995 (ipa_utils_reduced_inorder): Add ignore_edge callback.
20996 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
20997 (set_nothrow_function_flags): Update cgraph.
20998 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
21000 2009-04-18 Richard Guenther <rguenther@suse.de>
21002 PR middle-end/39804
21003 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
21004 (fold_stmt): ... this and ...
21005 (fold_stmt_inplace): ... this.
21006 (fold_stmt_1): Fold references in calls and asms.
21007 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
21009 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21011 * tree-vrp.c (ssa_name_nonzero_p): Remove.
21012 * tree.h: Remove the prototype for ssa_name_nonzero_p.
21014 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21016 * tree.c (function_args_count): Remove.
21017 * tree.h: Remove the prototype for function_args_count.
21019 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21021 * tree-iterator.c (expr_only): Remove.
21022 * tree.h: Remove the prototype for expr_only.
21024 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21026 * reginfo.c (cannot_change_mode_set_regs): Remove.
21027 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
21029 2009-04-08 Anatoly Sokolov <aesok@post.ru>
21031 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
21032 whether operands 0 and 1 overlaps.
21034 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
21036 PR middle-end/36902
21037 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
21038 pointer. Use warning_at instead of warning.
21039 (search_for_addr_array): Likewise.
21040 (check_array_bounds): Likewise.
21041 (check_all_array_refs): Check that the incoming edge is not in the
21042 list of edges to be removed.
21043 (check_all_array_refs): Avoid the temporal pointer.
21044 (vrp_visit_cond_stmt): Fix typo.
21045 (simplify_switch_using_ranges): Handle the case where the switch
21046 index is an integer constant.
21048 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
21050 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
21052 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21054 * doc/extend.texi, doc/invoke.texi: Fix typos.
21056 2009-04-17 Cary Coutant <ccoutant@google.com>
21058 * tree-flow-inline.h (get_lineno): Fix inverted test.
21060 2009-04-17 Diego Novillo <dnovillo@google.com>
21062 * tree-ssa-pre.c (create_expression_by_pieces): Remove
21063 assertion for AVAIL_OUT.
21065 2009-04-17 Mike Frysinger <vapier@gentoo.org>
21068 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
21069 * config/sh/linux-atomic.asm: Likewise.
21071 2009-04-17 Diego Novillo <dnovillo@google.com>
21073 * except.c (debug_eh_tree): New.
21074 (struct eh_region, struct eh_status): Move ...
21075 * except.h: ... here.
21076 (add_type_for_runtime): Declare extern.
21077 (lookup_type_for_runtime): Likewise.
21078 (debug_eh_tree): Declare.
21079 * Makefile.in (GTFILES): List except.h before except.c
21081 2009-04-17 Diego Novillo <dnovillo@google.com>
21083 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
21084 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
21085 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
21086 (find_vars_r): ... here.
21087 * tree-flow.h (find_referenced_vars_in): Declare.
21088 * tree-ssa-pre.c (create_expression_by_pieces): Assert
21089 that AVAIL_OUT exists for BLOCK.
21090 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
21091 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
21092 (tree-parloops.o): Likewise.
21094 2009-04-17 Simon Baldwin <simonb@google.com>
21096 * toplev.c (default_tree_printer): Add handling for %E format.
21098 2009-04-17 Diego Novillo <dnovillo@google.com>
21100 * tree-pretty-print.c (dump_generic_node): Add break after
21101 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
21102 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
21103 FUNCTION_TYPE together. Call print_struct_decl when printing
21104 structures and TDF_SLIM is not given.
21105 (print_struct_decl): Fix logic for detecting recursion.
21107 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21110 * gcc.c (create_at_file): New.
21111 (compile_input_file_p): New.
21112 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
21113 * main.c (main): Update call to toplev_main.
21114 * toplev.c (toplev_main): Change signature. Call expandargv.
21115 * toplev.h (toplev_main): Change signature.
21117 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21119 * dwarf2out.c (field_byte_offset): Use the type size as the field size
21120 if the latter is not constant.
21122 2009-04-17 David Edelsohn <edelsohn@gnu.org>
21124 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
21126 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21128 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
21129 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
21131 2009-04-17 Richard Guenther <rguenther@suse.de>
21133 * tree-ssa-structalias.c (get_constraint_for_component_ref):
21134 Handle component references view-converting an invariant address.
21136 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
21138 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
21139 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
21140 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
21141 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
21142 Use @deftypevr rather than @deftypevar.
21144 2009-04-17 Richard Guenther <rguenther@suse.de>
21146 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
21147 (get_prop_source_stmt): Likewise.
21148 (can_propagate_from): Likewise.
21150 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
21152 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
21153 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
21154 (--with-multilib-list): Add default value.
21155 * configure: Regenerate.
21156 * Makefile.in (TM_ENDIAN_CONFIG): Define.
21157 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
21158 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
21159 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
21160 Don't add default cpu to multilib list unnecessarily, but do enable
21161 the relevant compiler option..
21162 Add support for --with-multilib-list=<blank> and
21163 --with-multilib-list=!<somelib> to supress unwanted multilibs.
21164 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
21165 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
21166 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
21167 TM_MULTILIB_CONFIG.
21168 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
21169 (MULTILIB_OSDIRNAMES): New variable.
21170 * config/sh/t-1e: Delete file.
21171 * config/sh/t-mlib-sh1: Delete file.
21172 * config/sh/t-mlib-sh2: Delete file.
21173 * config/sh/t-mlib-sh2a: Delete file.
21174 * config/sh/t-mlib-sh2a-nofpu: Delete file.
21175 * config/sh/t-mlib-sh2a-single: Delete file.
21176 * config/sh/t-mlib-sh2a-single-only: Delete file.
21177 * config/sh/t-mlib-sh2e: Delete file.
21178 * config/sh/t-mlib-sh3e: Delete file.
21179 * config/sh/t-mlib-sh4: Delete file.
21180 * config/sh/t-mlib-sh4-nofpu: Delete file.
21181 * config/sh/t-mlib-sh4-single: Delete file.
21182 * config/sh/t-mlib-sh4-single-only: Delete file.
21183 * config/sh/t-mlib-sh4a: Delete file.
21184 * config/sh/t-mlib-sh4a-nofpu: Delete file.
21185 * config/sh/t-mlib-sh4a-single: Delete file.
21186 * config/sh/t-mlib-sh4a-single-only: Delete file.
21187 * config/sh/t-mlib-sh4al: Delete file.
21188 * config/sh/t-mlib-sh5-32media: Delete file.
21189 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
21190 * config/sh/t-mlib-sh5-64media: Delete file.
21191 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
21192 * config/sh/t-mlib-sh5-compact: Delete file.
21193 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
21194 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
21195 * doc/install.texi (Options specification): Add
21196 --with-multilib-list and --with-endian.
21198 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21200 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
21202 (OBJS-common): Add plugin-version.o.
21203 (plugin-version.o): New.
21204 * gcc-plugin.h (plugin_gcc_version): New.
21205 (plugin_default_version_check): New.
21206 (plugin_init_func, plugin_init): Add version argument.
21207 * plugin-version.c: New.
21208 * plugin.c (str_plugin_gcc_version_name): New.
21209 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
21210 pass it to the init function.
21211 (plugin_default_version_check): New.
21213 2009-04-17 Richard Guenther <rguenther@suse.de>
21215 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
21216 for decl-vs-decl disambiguation.
21218 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
21220 * config/s390/s390.h (s390_tune_attr): New macro definition.
21221 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
21223 2009-04-17 Richard Guenther <rguenther@suse.de>
21225 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
21226 (fold_stmt_r): Likewise.
21227 (maybe_fold_reference): New function.
21228 (fold_gimple_assign): Handle cases fold_stmt_r did.
21229 (fold_stmt): Do not use fold_stmt_r.
21230 (fold_stmt_inplace): Likewise.
21232 2009-04-17 Richard Guenther <rguenther@suse.de>
21234 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
21235 (record_equivalences_from_stmt): Remove useless checks and
21237 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
21238 the type is already suitable.
21240 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
21242 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
21244 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
21246 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
21247 (CMPtype): Define as __gcc_CMPtype.
21249 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
21251 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
21252 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
21254 2009-04-17 Richard Guenther <rguenther@suse.de>
21256 PR tree-optimization/39746
21257 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
21258 special-casing for builtins and static variable use/def.
21259 (call_may_clobber_ref_p_1): Likewise.
21261 2009-04-16 Ian Lance Taylor <iant@google.com>
21263 * df.h: Include "timevar.h".
21264 (struct df_problem): Change tv_id field to timevar_id_t.
21265 * tree-pass.h: Include "timevar.h".
21266 (struct opt_pass): Change tv_id field to timevar_id_t.
21267 * timevar.h (timevar_id_t): Define TV_NONE.
21268 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
21269 TV_NONE rather than tv_id != 0.
21270 (execute_one_pass): Likewise.
21271 * Makefile.in (DF_H): Add $(TIMEVAR_H).
21272 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
21273 dependencies to $(TREE_PASS_H).
21274 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
21276 (pass_branch_target_load_optimize2): Likewise.
21277 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
21278 (pass_outof_cfg_layout_mode): Likewise.
21279 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
21280 (pass_rebuild_cgraph_edges): Likewise.
21281 (pass_remove_cgraph_callee_edges): Likewise.
21282 * df-core.c (pass_df_initialize_opt): Likewise.
21283 (pass_df_initialize_no_opt): Likewise.
21284 (pass_df_finish): Likewise.
21285 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
21286 * except.c (pass_set_nothrow_function_flags): Likewise.
21287 (pass_convert_to_eh_region_ranges): Likewise.
21288 * final.c (pass_compute_alignments): Likewise.
21289 * function.c (pass_instantiate_virtual_regs): Likewise.
21290 (pass_init_function): Likewise.
21291 (pass_leaf_regs): Likewise.
21292 (pass_match_asm_constraints): Likewise.
21293 * gimple-low.c (pass_lower_cf): Likewise.
21294 (pass_mark_used_blocks): Likewise.
21295 * init-regs.c (pass_initialize_regs): Likewise.
21296 * integrate.c (pass_initial_value_sets): Likewise.
21297 * ira.c (pass_ira): Likewise.
21298 * jump.c (pass_cleanup_barriers): Likewise.
21299 * omp-low.c (pass_expand_omp): Likewise.
21300 (pass_lower_omp): Likewise.
21301 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
21302 * recog.c (pass_split_all_insns): Likewise.
21303 (pass_split_after_reload): Likewise.
21304 (pass_split_before_regstack): Likewise.
21305 (pass_split_before_sched2): Likewise.
21306 (pass_split_for_shorten_branches): Likewise.
21307 * reginfo.c (pass_reginfo_init): Likewise.
21308 (pass_subregs_of_mode_init): Likewise.
21309 (pass_subregs_of_mode_finish): Likewise.
21310 * passes.c (pass_postreload): Likewise.
21311 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
21312 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
21313 (pass_warn_function_return): Likewise.
21314 (pass_warn_function_noreturn): Likewise.
21315 * tree-complex.c (pass_lower_complex): Likewise.
21316 (pass_lower_complex_O0): Likewise.
21317 * tree-if-conv.c (pass_if_conversion): Likewise.
21318 * tree-into-ssa.c (pass_build_ssa): Likewise.
21319 * tree-mudflap.c (pass_mudflap_1): Likewise.
21320 (pass_mudflap_2): Likewise.
21321 * tree-nomudflap.c (pass_mudflap_1): Likewise.
21322 (pass_mudflap_2): Likewise.
21323 * tree-nrv.c (pass_return_slot): Likewise.
21324 * tree-object-size.c (pass_object_sizes): Likewise.
21325 * tree-optimize.c (pass_all_optimizations): Likewise.
21326 (pass_early_local_passes): Likewise.
21327 (pass_all_early_optimizations): Likewise.
21328 (pass_cleanup_cfg): Likewise.
21329 (pass_cleanup_cfg_post_optimizing): Likewise.
21330 (pass_free_datastructures): Likewise.
21331 (pass_free_cfg_annotations): Likewise.
21332 (pass_fixup_cfg): Likewise.
21333 (pass_init_datastructures): Likewise.
21334 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
21335 (pass_late_warn_uninitialized): Likewise.
21336 (pass_update_address_taken): Likewise.
21337 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
21338 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
21339 (pass_cse_sincos): Likewise.
21340 (pass_convert_to_rsqrt): Likewise.
21341 * tree-ssa-structalias.c (pass_build_alias): Likewise.
21342 * tree-stdarg.c (pass_stdarg): Likewise.
21343 * tree-tailcall.c (pass_tail_recursion): Likewise.
21344 (pass_tail_calls): Likewise.
21345 * tree-vect-generic.c (pass_lower_vector): Likewise.
21346 (pass_lower_vector_ssa): Likewise.
21347 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
21349 2009-04-16 Joseph Myers <joseph@codesourcery.com>
21351 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
21353 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
21355 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
21356 logical and signext.
21358 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
21361 * config/sh/predicates.md (arith_operand): Check if the operand
21362 of TRUNCATE is a REG.
21364 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21366 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
21367 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
21369 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21371 * tree-iterator.c (tsi_split_statement_list_after,
21372 tsi_split_statement_list_before): Remove.
21373 * tree-iterator.h: Remove the prototypes for
21374 tsi_split_statement_list_after and tsi_split_statement_list_before.
21376 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21378 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
21379 * tree-ssa-propagate.h: Remove the prototype for
21380 stmt_makes_single_load.
21382 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21384 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
21385 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
21387 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21389 * tree-iterator.c (EXPR_LAST_BODY): Remove.
21391 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21393 * except.c (eh_region_outer_p): Remove.
21394 * except.h: Remove the prototype for eh_region_outer_p.
21396 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21398 * function.c (current_function_assembler_name): Remove.
21399 * function.h: Remove the prototype for
21400 current_function_assembler_name.
21402 2009-04-16 Ian Lance Taylor <iant@google.com>
21404 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
21405 (add_reg_note): Call alloc_reg_note.
21406 * rtl.h (alloc_reg_note): Declare.
21407 * combine.c (try_combine): Use alloc_reg_note.
21408 (recog_for_combine, move_deaths): Likewise.
21409 (distribute_notes): Use alloc_reg_note and add_reg_note.
21410 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
21411 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
21412 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
21414 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
21416 PR rtl-optimization/39762
21417 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
21418 ira_may_move_out_cost): Add comments about way of their usage.
21419 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
21421 * ira-conflicts.c (process_regs_for_copy): Use function
21422 ira_get_register_move_cost instead of global
21423 ira_register_move_cost.
21425 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
21426 color_pass, move_spill_restore, update_curr_costs): Ditto.
21428 * ira-lives.c (process_single_reg_class_operands): Ditto.
21430 * ira-emit.c (emit_move_list): Ditto.
21432 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
21433 (record_reg_classes): Ditto. Use functions
21434 ira_get_register_move_cost and ira_get_may_move_cost instead of
21435 global vars ira_register_move_cost, ira_may_move_out_cost and
21436 ira_may_move_in_cost.
21437 (record_address_regs): Don't call ira_init_register_move_cost.
21438 Use function ira_get_may_move_cost instead of global
21439 ira_may_move_in_cost.
21440 (process_bb_node_for_hard_reg_moves): Use function
21441 ira_get_register_move_cost instead of global ira_register_move_cost.
21442 (ira_costs): Don't call ira_init_register_move_cost.
21444 2009-04-16 Richard Guenther <rguenther@suse.de>
21446 * tree-cfg.c (verify_gimple_assign_binary):
21447 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
21448 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
21449 (create_general_new_stmt): Note that this function is broken.
21451 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21453 * common.opt (fhelp): Add Var(help_flag).
21454 * gcc-plugin.h (plugin_info): Add help.
21455 * plugin.c (plugin_name_args): Add help.
21456 (register_plugin_info): Set plugin->help.
21457 (print_help_one_plugin): New.
21458 (print_plugins_help): New.
21459 * plugin.h (print_plugins_help): New.
21460 * toplev.c (toplev_main): Call print_plugins_help if needed.
21462 2009-04-16 Richard Guenther <rguenther@suse.de>
21464 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
21465 (gimple_ior_addresses_taken_1): New function.
21466 (gimple_ior_addresses_taken): Likewise.
21467 * gimple.h (struct gimple_statement_with_ops_base): Remove
21468 addresses_taken member.
21469 (gimple_ior_addresses_taken): Declare.
21470 (gimple_addresses_taken, gimple_addresses_taken_ptr,
21471 gimple_set_addresses_taken): Remove.
21472 * ipa-reference.c (mark_address): New function.
21473 (scan_stmt_for_static_refs): Use it for marking addresses taken.
21474 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
21475 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
21476 (gimple_add_to_addresses_taken): Remove.
21477 (get_tmr_operands): Call mark_address_taken.
21478 (get_asm_expr_operands): Likewise.
21479 (get_expr_operands): Likewise.
21480 (build_ssa_operands): Do not clear the addresses_taken bitmap.
21481 (free_stmt_operands): Do not free it.
21482 * tree-ssa.c (delete_tree_ssa): Likewise.
21483 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
21485 2009-04-16 Richard Guenther <rguenther@suse.de>
21487 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
21488 (walk_stmt_load_store_ops): Likewise.
21489 * gimple.c (get_base_loadstore): New function.
21490 (walk_stmt_load_store_addr_ops): Likewise.
21491 (walk_stmt_load_store_ops): Likewise.
21492 * ipa-pure-const.c (check_op): Simplify.
21493 (check_load, check_store): New functions.
21494 (check_stmt): Use walk_stmt_load_store_ops.
21495 * ipa-reference.c (mark_load): Adjust signature.
21496 (mark_store): Likewise.
21497 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
21499 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21501 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
21502 (plugin_info): New.
21503 * opts.c (common_handle_option): Don't call print_version.
21504 * plugin.c (plugin_name_args): Add version.
21505 (register_plugin_info): New.
21506 (register_callback): Handle PLUGIN_INFO.
21507 (try_init_one_plugin): New.
21508 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
21510 (finalize_one_plugin): New.
21511 (finalize_plugins): New.
21512 (print_one_plugin): New.
21513 (print_plugins_versions): New.
21514 * plugin.h (print_plugins_versions): New.
21515 (finalize_plugins): New.
21516 * toplev.c (compile_file): Don't call initialize_plugins.
21517 (print_version): Call print_plugins_versions.
21518 (toplev_main): Call initialize_plugins. Print version if needed.
21519 Call finalize_plugins.
21521 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21523 * common.opt (fversion): New.
21524 * gcc.c (print_version): New.
21525 (process_command): Don't print the version. Just set print_version.
21526 (main): Print version. Call subprocesses if print_version and
21527 verbose_flag are set.
21528 * opts.c (common_handle_option): Handle OPT_fversion.
21530 2009-04-16 Richard Guenther <rguenther@suse.de>
21531 Ira Rosen <irar@il.ibm.com>
21533 PR tree-optimization/39698
21534 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
21535 type of the reduction variable. Only generate the def if
21538 * omp-low.c (expand_omp_for_generic): When converting to a pointer
21539 make sure to first convert to an integer of the same precision.
21540 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
21541 the type of the evolution correctly in computing the new
21542 induction variable base.
21544 2009-04-16 Richard Guenther <rguenther@suse.de>
21546 PR middle-end/39625
21547 * tree-cfg.c (make_blocks): Split statements with to-be
21548 abnormal SSA names on the lhs.
21550 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
21552 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
21553 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
21554 * c-typeck.c (really_start_incremental_init): Likewise.
21555 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
21556 (TARGET_INITIALIZER): Remove it.
21557 * target.h (struct target): Remove vector_opaque_p.
21558 * tree.c (build_opaque_vector_type): New.
21559 * tree.h (TYPE_VECTOR_OPAQUE): New.
21560 (build_opaque_vector_type): Declare.
21561 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
21562 * config/rs6000/rs6000.c (build_opaque_vector_type,
21563 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
21564 (rs6000_init_builtins): Use build_opaque_vector_type for
21565 opaque_V4SI_type_node.
21567 2009-04-15 Catherine Moore <clm@codesourcery.com>
21569 * debug.h (set_name): Declare.
21570 * dwarf2out.c (dwarf2out_set_name): Declare.
21571 (dwarf2_debug_hooks): Add set_name.
21572 (find_AT_string): New.
21573 (add_AT_string): Call find_AT_string.
21574 (dwarf2out_set_name): New.
21575 * cp/decl.c (grokdeclarator): Call set_name.
21576 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
21577 * debug.c (do_nothing_debug_hooks): Likewise.
21578 * dbxout.c (dbx_debug_hooks): Likewise.
21579 * sdbout.c (sdb_debug_hooks): Likewise.
21581 2009-04-15 Michael Eager <eager@eagercon.com>
21583 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
21584 reg for single-precision FPU.
21585 * config/rs6000/rs6000.md (movsi_internal1): Only for
21586 !TARGET_SINGLE_FPU.
21587 (movsi_internal1_single): New. Add pattern to move SI values to/from
21588 single-precision FP regs.
21590 2009-04-15 Richard Guenther <rguenther@suse.de>
21592 * omp-low.c (lower_rec_input_clauses): Build correct address
21594 (expand_omp_for_generic): Fix multiplication type.
21595 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
21596 (generate_memset_zero): Fix types.
21597 * tree-profile.c (prepare_instrumented_value): Correctly
21600 2009-04-15 Ian Lance Taylor <iant@google.com>
21602 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
21603 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
21604 for -Wall and for -Wc++-compat.
21605 (c_common_post_options): For C++, set warn_enum_compare if not
21607 * c-tree.h (struct c_expr): Add field original_type.
21608 (build_external_ref): Update declaration.
21609 * c-parser.c (c_parser_braced_init): Set original_type.
21610 (c_parser_initelt): Likewise.
21611 (c_parser_expr_no_commas): Likewise.
21612 (c_parser_conditional_expression): Likewise.
21613 (c_parser_cast_expression): Likewise.
21614 (c_parser_unary_expression): Likewise. Pull setting of
21615 original_code to top of function.
21616 (c_parser_sizeof_expression): Set original_type.
21617 (c_parser_alignof_expression): Likewise.
21618 (c_parser_postfix_expression): Likewise. Pull setting of
21619 original_code to top of function.
21620 (c_parser_postfix_expression_after_paren_type): Set original_type.
21621 (c_parser_postfix_expression_after_primary): Likewise.
21622 (c_parser_expression): Likewise.
21623 * c-typeck.c (build_external_ref): Add type parameter. Change all
21625 (c_expr_sizeof_expr): Set original_type field.
21626 (parser_build_unary_op): Likewise.
21627 (parser_build_binary_op): Likewise. Optionally warn about
21628 comparisons of enums of different types.
21629 (digest_init): Set original_type field.
21630 (really_start_incremental_init): Likewise.
21631 (push_init_level, pop_init_level): Likewise.
21632 * doc/invoke.texi (Warning Options): -Wenum-compare now
21635 2009-04-15 Richard Guenther <rguenther@suse.de>
21637 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
21638 out a necessary conversion.
21639 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
21640 names we didn't value number.
21641 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
21643 2009-04-15 Richard Guenther <rguenther@suse.de>
21645 PR tree-optimization/39764
21646 * tree-ssa-ccp.c (get_value): Canonicalize value with
21647 canonicalize_float_value.
21649 2009-04-15 Jan Hubicka <jh@suse.cz>
21651 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
21652 Wrong version of patch.
21654 2009-04-15 Jan Hubicka <jh@suse.cz>
21656 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
21658 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
21660 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
21661 our distinct integral and vector types.
21663 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
21665 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
21666 * init.c (build_vtbl_address): Remove call to assemble_external.
21668 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
21670 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
21671 output for other floating point modes.
21673 2009-04-14 Diego Novillo <dnovillo@google.com>
21675 * diagnostic.c (diagnostic_report_diagnostic): Do not
21676 warn about loaded plugins for DK_ERROR and DK_WARNING.
21677 * c-decl.c (declspecs_add_type): Move call to
21678 invoke_plugin_callbacks ...
21679 * c-parser.c (c_parser_declspecs): ... here.
21680 * plugin.c (dump_active_plugins): Tidy output.
21682 2009-04-14 Diego Novillo <dnovillo@google.com>
21683 Le-Chun Wu <lcwu@google.com>
21685 * configure.ac: Add --enable-plugin support.
21686 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
21687 * Makefile.in (PLUGIN_H): Define.
21688 Export ENABLE_PLUGIN and GMPINC to site.exp.
21689 Add PLUGINLIBS to link command.
21690 Add/modify dependencies for plugin.o and files including plugin.h.
21692 * config.in: Regenerate.
21694 * opts.c (common_handle_option): Handle OPT_fplugin_ and
21697 2009-04-14 Le-Chun Wu <lcwu@google.com>
21699 * tree-pass.h (register_one_dump_file): Add a prototype for
21700 register_one_dump_file.
21701 * toplev.c (compile_file): Call initialize_plugins.
21702 (do_compile): Call invoke_plugin_callbacks.
21703 (toplev_main): Call invoke_plugin_callbacks.
21704 * common.opt: Add -fplugin= and -fplugin-arg-.
21705 * gcc-plugin.h: New public header file for plugins to include.
21706 * plugin.c: New source file.
21707 * plugin.h: New internal header file.
21708 * passes.c (register_one_dump_file): Make it external.
21710 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
21712 2009-04-14 Diego Novillo <dnovillo@google.com>
21714 * doc/plugins.texi: New.
21715 * doc/gccint.texi: Add reference to Plugins chapter.
21716 * doc/invoke.texi: Document -fplugin and -fplugin-arg
21717 * diagnostic.c (diagnostic_report_diagnostic): Warn about
21718 loaded plugins, if any.
21719 * timevar.def (TV_PLUGIN_INIT): Define.
21720 (TV_PLUGIN_RUN): Define.
21721 * plugin.c: Include timevar.h
21722 (plugins_active_p): New.
21723 (dump_active_plugins): New.
21724 (debug_active_plugins): New.
21726 2009-04-14 Joseph Myers <joseph@codesourcery.com>
21728 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
21730 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
21732 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
21734 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
21735 the same as a minus without a shift.
21737 2009-04-14 Nick Clifton <nickc@redhat.com>
21739 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
21740 comparisons with small integers will always produce a short
21743 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
21746 2008-12-19 Diego Novillo <dnovillo@google.com>
21748 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
21750 2009-04-14 Richard Guenther <rguenther@suse.de>
21752 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
21754 (verify_gimple_assign_binary): Likewise. Handle shifts and
21756 (verify_gimple_phi): Print the mismatched argument position.
21757 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
21759 (vect_update_init_of_dr): Likewise.
21760 * matrix-reorg.c (transform_access_sites): Do what the
21762 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
21764 2009-04-13 Michael Eager <eager@eagercon.com>
21766 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
21767 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
21768 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
21769 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
21770 remove duplicate config
21772 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
21774 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
21775 file_name:line_number type locator of the call site.
21777 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
21779 * genautomata.c: Put blank after comma.
21780 (automaton_decls): New.
21781 (struct unit_usage): Add comments to member next.
21782 (store_alt_unit_usage): Keep the list ordered.
21783 (unit_present_on_list_p, equal_alternatives_p): New.
21784 (check_regexp_units_distribution): Check units distribution
21785 correctness correctly.
21786 (main): Don't write automata if error is found. Return correct
21789 * config/m68k/cf.md (cfv4_ds): Remove.
21790 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
21791 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
21793 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
21794 power4-load-ext, power4-store, power4-store-update,
21795 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
21796 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
21797 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
21798 power4-sqrt, power4-isync): Modify reservation to make correct
21799 unit distribution to automata.
21801 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
21802 power5-store-update, power5-two, power5-three, power5-lmul,
21803 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
21805 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
21807 * except.c (pass_set_nothrow_function_flags): Set name and add
21809 (set_nothrow_function_flags): Mention in the dump file when
21810 changing a function to nothrow.
21812 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
21815 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
21816 instead of unsigned long.
21818 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21820 * config/arm/arm.c (return_used_this_function): Remove.
21821 (arm_output_function_prologue): Remove use of
21822 return_used_this_function.
21823 (output_return_instruction): Replace use of
21824 return_used_this_function
21825 by cfun->machine->return_used_this_function.
21826 (arm_output_epilogue): Likewise.
21827 (arm_output_function_epilogue): Likewise.
21828 (thumb_unexpanded_epilogue): Likewise.
21829 * config/arm/arm.h (struct machine_function):
21830 New member return_used_this_function.
21832 2009-04-12 Mark Mitchell <mark@codesourcery.com>
21834 * doc/install.texi: Correct description of default directory for
21835 --with-gxx-include-dir.
21837 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
21839 * fold-const.c (build_range_check): Properly deal with enumeral and
21840 boolean base types.
21842 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
21844 * doc/invoke.texi (max_gcse_passes): Remove documentation.
21845 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
21846 * params.h (MAX_GCSE_PASSES): Remove.
21847 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
21848 in sequence. Remove ability to run multiple passes.
21849 (bypass_jumps): Report run as third CPROP pass.
21851 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
21853 PR middle-end/39651
21854 * except.c (can_throw_external): Look at each insn in a SEQUENCE
21855 when deciding whether the whole SEQUENCE can throw.
21857 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
21860 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
21861 offseted label references.
21863 2009-04-11 Jan Hubicka <jh@suse.cz>
21865 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
21867 2009-04-11 Richard Guenther <rguenther@suse.de>
21869 PR middle-end/39732
21870 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
21871 return variables as TREE_ADDRESSABLE.
21873 2009-04-11 Richard Guenther <rguenther@suse.de>
21875 PR tree-optimization/39713
21876 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
21877 reference trees have SSA_NAME operands.
21879 2009-04-11 Richard Guenther <rguenther@suse.de>
21882 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
21883 address expressions.
21885 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
21887 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
21888 match changes in Cygwin 1.7
21889 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
21890 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
21892 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
21894 PR tree-optimization/39701
21895 * doc/invoke.texi (Optimization Options): Document change in
21896 meaning and initialization of -fdelete-null-pointer-checks.
21898 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
21900 PR middle-end/39701
21901 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
21903 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
21906 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
21908 2009-04-10 Chao-ying Fu <fu@mips.com>
21910 * doc/tm.texi (Instruction Output): Document
21911 TARGET_ASM_FINAL_POSTSCAN_INSN.
21912 * target.h (final_postscan_insn): New field in asm_out.
21913 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
21914 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
21915 * final.c (final_scan_insn): Call
21916 targetm.asm_out.final_postscan_insn after outputting
21917 an asm macro and a normal instruction.
21919 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
21920 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
21921 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
21922 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
21923 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
21925 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
21927 PR middle-end/39701
21928 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
21929 variables as non-NULL even with -fdelete-null-pointer-checks.
21931 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
21933 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
21935 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
21938 * config/i386/i386.c (classify_argument): Handle SCmode with
21939 (bit_offset % 64) != 0.
21941 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
21943 * doc/invoke.texi (Optimize Options): Add cross-reference to
21944 -Q --help=optimizers examples.
21946 2009-04-10 Ben Elliston <bje@au.ibm.com>
21949 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
21950 regalign for the reg == fpr and TDmode case.
21952 2009-04-09 David Ayers <ayers@fsfe.org>
21955 * objc/objc-act.c (warn_with_method): Remove helper function.
21956 (check_duplicates): Call warning and inform directly.
21957 (really_start_method): Likewise.
21959 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
21961 * expmed.c (expand_divmod): Always use a comparison for a division
21962 by a large unsigned integer.
21964 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
21965 for things others than variables or functions as nonzero.
21967 2009-04-09 Nick Clifton <nickc@redhat.com>
21969 * unwind-compat.c: Change copyright header to refer to version
21970 3 of the GNU General Public License with version 3.1 of the
21971 GCC Runtime Library Exception and to point readers at the
21972 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
21973 * config/alpha/crtfastmath.c: Likewise.
21974 * config/alpha/linux-unwind.h: Likewise.
21975 * config/alpha/qrnnd.asm: Likewise.
21976 * config/alpha/vms-crt0-64.c: Likewise.
21977 * config/alpha/vms-crt0.c: Likewise.
21978 * config/alpha/vms-dwarf2.asm: Likewise.
21979 * config/alpha/vms-dwarf2eh.asm: Likewise.
21980 * config/alpha/vms-psxcrt0-64.c: Likewise.
21981 * config/alpha/vms-psxcrt0.c: Likewise.
21982 * config/alpha/vms_tramp.asm: Likewise.
21983 * config/arc/initfini.c: Likewise.
21984 * config/arc/lib1funcs.asm: Likewise.
21985 * config/arm/bpabi-v6m.S: Likewise.
21986 * config/arm/bpabi.S: Likewise.
21987 * config/arm/bpabi.c: Likewise.
21988 * config/arm/crti.asm: Likewise.
21989 * config/arm/crtn.asm: Likewise.
21990 * config/arm/ieee754-df.S: Likewise.
21991 * config/arm/ieee754-sf.S: Likewise.
21992 * config/arm/lib1funcs.asm: Likewise.
21993 * config/arm/libunwind.S: Likewise.
21994 * config/arm/linux-atomic.c: Likewise.
21995 * config/arm/mmintrin.h: Likewise.
21996 * config/arm/pr-support.c: Likewise.
21997 * config/arm/unaligned-funcs.c: Likewise.
21998 * config/arm/unwind-arm.c: Likewise.
21999 * config/arm/unwind-arm.h: Likewise.
22000 * config/avr/libgcc.S: Likewise.
22001 * config/bfin/crti.s: Likewise.
22002 * config/bfin/crtlibid.s: Likewise.
22003 * config/bfin/crtn.s: Likewise.
22004 * config/bfin/lib1funcs.asm: Likewise.
22005 * config/bfin/linux-unwind.h: Likewise.
22006 * config/cris/arit.c: Likewise.
22007 * config/cris/cris_abi_symbol.c: Likewise.
22008 * config/darwin-64.c: Likewise.
22009 * config/darwin-crt2.c: Likewise.
22010 * config/darwin-crt3.c: Likewise.
22011 * config/darwin.h: Likewise.
22012 * config/dbxelf.h: Likewise.
22013 * config/dfp-bit.c: Likewise.
22014 * config/dfp-bit.h: Likewise.
22015 * config/elfos.h: Likewise.
22016 * config/fixed-bit.c: Likewise.
22017 * config/fixed-bit.h: Likewise.
22018 * config/fp-bit.c: Likewise.
22019 * config/fp-bit.h: Likewise.
22020 * config/fr30/crti.asm: Likewise.
22021 * config/fr30/crtn.asm: Likewise.
22022 * config/fr30/lib1funcs.asm: Likewise.
22023 * config/freebsd-spec.h: Likewise.
22024 * config/frv/cmovd.c: Likewise.
22025 * config/frv/cmovh.c: Likewise.
22026 * config/frv/cmovw.c: Likewise.
22027 * config/frv/frvbegin.c: Likewise.
22028 * config/frv/frvend.c: Likewise.
22029 * config/frv/lib1funcs.asm: Likewise.
22030 * config/glibc-stdint.h: Likewise.
22031 * config/h8300/clzhi2.c: Likewise.
22032 * config/h8300/crti.asm: Likewise.
22033 * config/h8300/crtn.asm: Likewise.
22034 * config/h8300/ctzhi2.c: Likewise.
22035 * config/h8300/fixunssfsi.c: Likewise.
22036 * config/h8300/lib1funcs.asm: Likewise.
22037 * config/h8300/parityhi2.c: Likewise.
22038 * config/h8300/popcounthi2.c: Likewise.
22039 * config/i386/ammintrin.h: Likewise.
22040 * config/i386/att.h: Likewise.
22041 * config/i386/avxintrin.h: Likewise.
22042 * config/i386/biarch64.h: Likewise.
22043 * config/i386/bmmintrin.h: Likewise.
22044 * config/i386/cpuid.h: Likewise.
22045 * config/i386/cross-stdarg.h: Likewise.
22046 * config/i386/crtfastmath.c: Likewise.
22047 * config/i386/crtprec.c: Likewise.
22048 * config/i386/cygming-crtbegin.c: Likewise.
22049 * config/i386/cygming-crtend.c: Likewise.
22050 * config/i386/cygwin.asm: Likewise.
22051 * config/i386/emmintrin.h: Likewise.
22052 * config/i386/gmm_malloc.h: Likewise.
22053 * config/i386/gthr-win32.c: Likewise.
22054 * config/i386/i386.h: Likewise.
22055 * config/i386/immintrin.h: Likewise.
22056 * config/i386/linux-unwind.h: Likewise.
22057 * config/i386/linux64.h: Likewise.
22058 * config/i386/mm3dnow.h: Likewise.
22059 * config/i386/mmintrin-common.h: Likewise.
22060 * config/i386/mmintrin.h: Likewise.
22061 * config/i386/nmmintrin.h: Likewise.
22062 * config/i386/pmm_malloc.h: Likewise.
22063 * config/i386/pmmintrin.h: Likewise.
22064 * config/i386/smmintrin.h: Likewise.
22065 * config/i386/sol2-c1.asm: Likewise.
22066 * config/i386/sol2-ci.asm: Likewise.
22067 * config/i386/sol2-cn.asm: Likewise.
22068 * config/i386/sol2-gc1.asm: Likewise.
22069 * config/i386/tmmintrin.h: Likewise.
22070 * config/i386/unix.h: Likewise.
22071 * config/i386/w32-unwind.h: Likewise.
22072 * config/i386/wmmintrin.h: Likewise.
22073 * config/i386/x86-64.h: Likewise.
22074 * config/i386/x86intrin.h: Likewise.
22075 * config/i386/xmmintrin.h: Likewise.
22076 * config/ia64/crtbegin.asm: Likewise.
22077 * config/ia64/crtend.asm: Likewise.
22078 * config/ia64/crtfastmath.c: Likewise.
22079 * config/ia64/crti.asm: Likewise.
22080 * config/ia64/crtn.asm: Likewise.
22081 * config/ia64/fde-glibc.c: Likewise.
22082 * config/ia64/lib1funcs.asm: Likewise.
22083 * config/ia64/linux-unwind.h: Likewise.
22084 * config/ia64/quadlib.c: Likewise.
22085 * config/ia64/unwind-ia64.c: Likewise.
22086 * config/linux.h: Likewise.
22087 * config/m32c/m32c-lib1.S: Likewise.
22088 * config/m32c/m32c-lib2-trapv.c: Likewise.
22089 * config/m32c/m32c-lib2.c: Likewise.
22090 * config/m32r/initfini.c: Likewise.
22091 * config/m68hc11/larith.asm: Likewise.
22092 * config/m68hc11/m68hc11-crt0.S: Likewise.
22093 * config/m68k/cf.md: Likewise.
22094 * config/m68k/crti.s: Likewise.
22095 * config/m68k/crtn.s: Likewise.
22096 * config/m68k/lb1sf68.asm: Likewise.
22097 * config/m68k/linux-unwind.h: Likewise.
22098 * config/mcore/crti.asm: Likewise.
22099 * config/mcore/crtn.asm: Likewise.
22100 * config/mcore/lib1.asm: Likewise.
22101 * config/mips/linux-unwind.h: Likewise.
22102 * config/mips/loongson.h: Likewise.
22103 * config/mips/mips16.S: Likewise.
22104 * config/mmix/crti.asm: Likewise.
22105 * config/mmix/crtn.asm: Likewise.
22106 * config/pa/fptr.c: Likewise.
22107 * config/pa/hpux-unwind.h: Likewise.
22108 * config/pa/lib2funcs.asm: Likewise.
22109 * config/pa/linux-atomic.c: Likewise.
22110 * config/pa/linux-unwind.h: Likewise.
22111 * config/pa/milli64.S: Likewise.
22112 * config/pa/quadlib.c: Likewise.
22113 * config/pa/stublib.c: Likewise.
22114 * config/picochip/libgccExtras/adddi3.asm: Likewise.
22115 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
22116 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
22117 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
22118 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
22119 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
22120 * config/picochip/libgccExtras/divmod15.asm: Likewise.
22121 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
22122 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
22123 * config/picochip/libgccExtras/longjmp.asm: Likewise.
22124 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
22125 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
22126 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
22127 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
22128 * config/picochip/libgccExtras/setjmp.asm: Likewise.
22129 * config/picochip/libgccExtras/subdi3.asm: Likewise.
22130 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
22131 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
22132 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
22133 * config/rs6000/750cl.h: Likewise.
22134 * config/rs6000/altivec.h: Likewise.
22135 * config/rs6000/biarch64.h: Likewise.
22136 * config/rs6000/crtresfpr.asm: Likewise.
22137 * config/rs6000/crtresgpr.asm: Likewise.
22138 * config/rs6000/crtresxfpr.asm: Likewise.
22139 * config/rs6000/crtresxgpr.asm: Likewise.
22140 * config/rs6000/crtsavfpr.asm: Likewise.
22141 * config/rs6000/crtsavgpr.asm: Likewise.
22142 * config/rs6000/darwin-asm.h: Likewise.
22143 * config/rs6000/darwin-fallback.c: Likewise.
22144 * config/rs6000/darwin-fpsave.asm: Likewise.
22145 * config/rs6000/darwin-ldouble.c: Likewise.
22146 * config/rs6000/darwin-tramp.asm: Likewise.
22147 * config/rs6000/darwin-unwind.h: Likewise.
22148 * config/rs6000/darwin-vecsave.asm: Likewise.
22149 * config/rs6000/darwin-world.asm: Likewise.
22150 * config/rs6000/e500crtres32gpr.asm: Likewise.
22151 * config/rs6000/e500crtres64gpr.asm: Likewise.
22152 * config/rs6000/e500crtres64gprctr.asm: Likewise.
22153 * config/rs6000/e500crtrest32gpr.asm: Likewise.
22154 * config/rs6000/e500crtrest64gpr.asm: Likewise.
22155 * config/rs6000/e500crtresx32gpr.asm: Likewise.
22156 * config/rs6000/e500crtresx64gpr.asm: Likewise.
22157 * config/rs6000/e500crtsav32gpr.asm: Likewise.
22158 * config/rs6000/e500crtsav64gpr.asm: Likewise.
22159 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
22160 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
22161 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
22162 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
22163 * config/rs6000/eabi-ci.asm: Likewise.
22164 * config/rs6000/eabi-cn.asm: Likewise.
22165 * config/rs6000/eabi.asm: Likewise.
22166 * config/rs6000/linux-unwind.h: Likewise.
22167 * config/rs6000/linux64.h: Likewise.
22168 * config/rs6000/paired.h: Likewise.
22169 * config/rs6000/paired.md: Likewise.
22170 * config/rs6000/ppc64-fp.c: Likewise.
22171 * config/rs6000/ppu_intrinsics.h: Likewise.
22172 * config/rs6000/rs6000.h: Likewise.
22173 * config/rs6000/si2vmx.h: Likewise.
22174 * config/rs6000/sol-ci.asm: Likewise.
22175 * config/rs6000/sol-cn.asm: Likewise.
22176 * config/rs6000/spe.h: Likewise.
22177 * config/rs6000/spu2vmx.h: Likewise.
22178 * config/rs6000/sysv4.h: Likewise.
22179 * config/rs6000/tramp.asm: Likewise.
22180 * config/rs6000/vec_types.h: Likewise.
22181 * config/s390/linux-unwind.h: Likewise.
22182 * config/s390/tpf-unwind.h: Likewise.
22183 * config/score/crti.asm: Likewise.
22184 * config/score/crtn.asm: Likewise.
22185 * config/sh/crt1.asm: Likewise.
22186 * config/sh/crti.asm: Likewise.
22187 * config/sh/crtn.asm: Likewise.
22188 * config/sh/divtab-sh4-300.c: Likewise.
22189 * config/sh/divtab-sh4.c: Likewise.
22190 * config/sh/divtab.c: Likewise.
22191 * config/sh/lib1funcs-4-300.asm: Likewise.
22192 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
22193 * config/sh/lib1funcs.asm: Likewise.
22194 * config/sh/lib1funcs.h: Likewise.
22195 * config/sh/linux-atomic.asm: Likewise.
22196 * config/sh/linux-unwind.h: Likewise.
22197 * config/sh/shmedia.h: Likewise.
22198 * config/sh/sshmedia.h: Likewise.
22199 * config/sh/ushmedia.h: Likewise.
22200 * config/sparc/crtfastmath.c: Likewise.
22201 * config/sparc/linux-unwind.h: Likewise.
22202 * config/sparc/sol2-c1.asm: Likewise.
22203 * config/sparc/sol2-ci.asm: Likewise.
22204 * config/sparc/sol2-cn.asm: Likewise.
22205 * config/spu/divmodti4.c: Likewise.
22206 * config/spu/divv2df3.c: Likewise.
22207 * config/spu/float_disf.c: Likewise.
22208 * config/spu/float_unsdidf.c: Likewise.
22209 * config/spu/float_unsdisf.c: Likewise.
22210 * config/spu/float_unssidf.c: Likewise.
22211 * config/spu/mfc_multi_tag_release.c: Likewise.
22212 * config/spu/mfc_multi_tag_reserve.c: Likewise.
22213 * config/spu/mfc_tag_release.c: Likewise.
22214 * config/spu/mfc_tag_reserve.c: Likewise.
22215 * config/spu/mfc_tag_table.c: Likewise.
22216 * config/spu/multi3.c: Likewise.
22217 * config/spu/spu_internals.h: Likewise.
22218 * config/spu/spu_intrinsics.h: Likewise.
22219 * config/spu/spu_mfcio.h: Likewise.
22220 * config/spu/vec_types.h: Likewise.
22221 * config/spu/vmx2spu.h: Likewise.
22222 * config/stormy16/stormy16-lib2.c: Likewise.
22223 * config/svr4.h: Likewise.
22224 * config/sync.c: Likewise.
22225 * config/v850/lib1funcs.asm: Likewise.
22226 * config/vxlib-tls.c: Likewise.
22227 * config/vxlib.c: Likewise.
22228 * config/vxworks-dummy.h: Likewise.
22229 * config/xtensa/crti.asm: Likewise.
22230 * config/xtensa/crtn.asm: Likewise.
22231 * config/xtensa/ieee754-df.S: Likewise.
22232 * config/xtensa/ieee754-sf.S: Likewise.
22233 * config/xtensa/lib1funcs.asm: Likewise.
22234 * config/xtensa/lib2funcs.S: Likewise.
22235 * config/xtensa/linux-unwind.h: Likewise.
22236 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
22237 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
22238 * coretypes.h: Likewise.
22239 * crtstuff.c: Likewise.
22240 * defaults.h: Likewise.
22241 * dwarf2.h: Likewise.
22242 * emutls.c: Likewise.
22243 * gbl-ctors.h: Likewise.
22244 * gcov-io.h: Likewise.
22245 * ginclude/float.h: Likewise.
22246 * ginclude/iso646.h: Likewise.
22247 * ginclude/stdarg.h: Likewise.
22248 * ginclude/stdbool.h: Likewise.
22249 * ginclude/stddef.h: Likewise.
22250 * ginclude/stdfix.h: Likewise.
22251 * ginclude/stdint-gcc.h: Likewise.
22252 * ginclude/tgmath.h: Likewise.
22253 * gthr-aix.h: Likewise.
22254 * gthr-dce.h: Likewise.
22255 * gthr-gnat.c: Likewise.
22256 * gthr-gnat.h: Likewise.
22257 * gthr-lynx.h: Likewise.
22258 * gthr-mipssde.h: Likewise.
22259 * gthr-nks.h: Likewise.
22260 * gthr-posix.c: Likewise.
22261 * gthr-posix.h: Likewise.
22262 * gthr-posix95.h: Likewise.
22263 * gthr-rtems.h: Likewise.
22264 * gthr-single.h: Likewise.
22265 * gthr-solaris.h: Likewise.
22266 * gthr-tpf.h: Likewise.
22267 * gthr-vxworks.h: Likewise.
22268 * gthr-win32.h: Likewise.
22269 * gthr.h: Likewise.
22270 * libgcc2.c: Likewise.
22271 * libgcc2.h: Likewise.
22272 * libgcov.c: Likewise.
22273 * tsystem.h: Likewise.
22274 * typeclass.h: Likewise.
22275 * unwind-c.c: Likewise.
22276 * unwind-compat.h: Likewise.
22277 * unwind-dw2-fde-compat.c: Likewise.
22278 * unwind-dw2-fde-darwin.c: Likewise.
22279 * unwind-dw2-fde-glibc.c: Likewise.
22280 * unwind-dw2-fde.c: Likewise.
22281 * unwind-dw2-fde.h: Likewise.
22282 * unwind-dw2.c: Likewise.
22283 * unwind-dw2.h: Likewise.
22284 * unwind-generic.h: Likewise.
22285 * unwind-pe.h: Likewise.
22286 * unwind-sjlj.c: Likewise.
22287 * unwind.inc: Likewise.
22288 * config/arm/neon-gen.ml: Change generated copyright header to
22289 refer to version 3 of the GNU General Public License with
22290 version 3.1 of the GCC Runtime Library Exception and to point
22291 readers at the COPYING3 and COPYING3.RUNTIME files and the
22292 FSF's license web page.
22293 * config/arm/arm_neon.h: Regenerate.
22295 2009-04-09 Jakub Jelinek <jakub@redhat.com>
22297 * config/cris/cris.md: Change copyright header to refer to version
22298 3 of the GNU General Public License.
22299 * doc/install.texi2html: Change copyright header to refer to version
22300 3 of the GNU General Public License and to point readers at the
22301 COPYING3 file and the FSF's license web page.
22302 * config/vax/linux.h: Likewise.
22304 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
22306 * config/i386/i386.md (cmpcc): New.
22307 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
22308 (sync_compare_and_swap_cc*): Delete.
22310 * config/s390/s390.c (s390_compare_emitted): Remove.
22311 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
22312 s390_compare_emitted used to be handled. Assert that modes match.
22313 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
22314 refer to sync_compare_and_swap_ccsi.
22315 * config/s390/s390.h (s390_compare_emitted): Remove.
22316 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
22317 instead of s390_compare_emitted.
22318 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
22319 instead of s390_compare_emitted.
22320 * config/s390/s390.md (cmpcc): New.
22321 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
22322 CC_REGNUM, do not pretend it's set.
22323 (sync_compare_and_swap_cc*): Delete.
22324 * config/s390/predicates.md (cc_reg_operand): New.
22326 * expr.c (sync_compare_and_swap_cc): Delete.
22327 * optabs.h (sync_compare_and_swap_cc): Delete.
22328 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
22329 is being used with can_compare_p.
22330 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
22331 (find_cc_set): New.
22332 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
22333 look for a MODE_CC set instead. Use emit_store_flag.
22334 (expand_compare_and_swap_loop): Likewise, with some additional
22335 complication to avoid a force_reg when useless. Use
22336 emit_cmp_and_jump_insns.
22337 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
22338 * doc/md.texi (sync_compare_and_swap_cc): Merge with
22339 sync_compare_and_swap documentation.
22341 2009-04-09 Jan Hubicka <jh@suse.cz>
22343 * except.c (find_prev_try): Break out from ....
22344 (duplicate_eh_regions): ... here; properly update prev_try pointers
22345 when duplication part of tree.
22346 (dump_eh_tree): Improve dumping.
22347 (verify_eh_region): New.
22348 (verify_eh_tree): Use it.
22350 2009-04-06 Richard Guenther <rguenther@suse.de>
22352 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
22353 &ARRAY addresses by adjusting their types and prepending
22355 * tree-cfg.c (verify_gimple_assign_single): Verify that
22356 addresses are correct.
22358 2009-04-09 Richard Guenther <rguenther@suse.de>
22360 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
22361 indices into an array reference if possible.
22362 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
22363 Fold POINTER_PLUS_EXPR statements with invariant address.
22365 2009-04-09 Alan Modra <amodra@bigpond.net.au>
22368 * config.gcc (powerpc64-*-linux*): Always build biarch.
22370 2009-04-09 Joseph Myers <joseph@codesourcery.com>
22373 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
22374 it and pedwarn if this results in an INTEGER_CST.
22376 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22378 * doc/install.texi: Update minimum GMP version. Remove obsolete
22379 text in MPFR section.
22381 2009-04-08 Jakub Jelinek <jakub@redhat.com>
22383 * dwarf2out.c (class_scope_p): New static inline.
22384 (class_or_namespace_scope_p): Use it.
22385 (gen_variable_die): Use DW_TAG_member tag for static data member
22386 declarations instead of DW_TAG_variable.
22388 PR middle-end/39573
22389 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
22392 2009-04-08 Richard Guenther <rguenther@suse.de>
22394 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
22395 valueize random data.
22397 2009-04-08 David Edelsohn <edelsohn@gnu.org>
22399 * config.gcc (aix tm_file): Add aix-stdint.h.
22400 (aix tm clause use_gcc_stdint): Set to wrap.
22401 * config/rs6000/aix-stdint.h: New file.
22403 2009-04-08 Richard Guenther <rguenther@suse.de>
22405 PR middle-end/36291
22406 * tree-dfa.c (add_referenced_var): Do not recurse into
22407 global initializers.
22408 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
22410 (fold_const_aggregate_ref): Likewise.
22412 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
22414 * recog.c (ordered_comparison_operator): New.
22415 * gensupport.c (std_preds): Add it.
22416 * doc/md.texi (Machine-Independent Predicates): Document it.
22418 2009-04-08 Jan Hubicka <jh@suse.cz>
22420 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
22421 * function.h (rtl_eh): Remove exception_handler_label_map.
22422 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
22423 remove_exception_handler_label, for_each_eh_label_1): Remove.
22424 (rtl_remove_unreachable_regions): Remove.
22425 (convert_from_eh_region_ranges): Do not remove unreachable regions.
22426 (find_exception_handler_labels): Don't build the hashtable.
22427 (maybe_remove_eh_handler): Remove.
22428 (for_each_eh_label): Rewrite to walk the tree.
22429 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
22430 * except.h (maybe_remove_eh_handler): Remove.
22431 * passes.c (init_optimization_passes): Schedule second EH cleanup
22433 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
22434 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
22436 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
22438 * genoutput.c (validate_optab_operands): New.
22439 (gen_insn, gen_expand): Call it.
22441 * genflags.c (gen_insn): Detect misused iterators.
22442 (main): Pass line_no to gen_insn, exit with status 1 on error.
22444 * genextract.c (line_no): Make global.
22445 (VEC_safe_set_locstr): Change assertion to error message.
22446 (main): Exit with status 1 on error.
22448 2009-04-08 Joseph Myers <joseph@codesourcery.com>
22452 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
22453 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
22454 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
22455 * c-convert.c (convert): Do not call fold on results of conversion
22456 functions when the result is a C_MAYBE_CONST_EXPR.
22457 * c-parser.c (c_parser_postfix_expression): Do not fold condition
22458 of __builtin_choose_expr.
22459 * c-typeck.c (remove_c_maybe_const_expr): New.
22460 (build_unary_op, build_conditional_expr, build_compound_expr,
22461 build_binary_op, c_objc_common_truthvalue_conversion): Call
22462 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
22465 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
22467 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
22468 CODE to produce a new one. Add a prototype to use fold_convert_const
22470 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
22473 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
22474 mix declarations and code.
22476 2009-04-08 Ben Elliston <bje@au.ibm.com>
22478 * gcc.c: Replace `CC' with `GCC' throughout.
22480 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
22482 * doc/invoke.texi: Document Atom support.
22484 2009-04-07 Jason Merrill <jason@redhat.com>
22487 * c-common.h, c-common.c: Add flag_pretty_templates.
22488 * c-opts.c (c_common_handle_option): Set it.
22489 * c.opt: Add -fno-pretty-templates.
22490 * doc/invoke.texi (C++ Dialect Options): Likewise.
22492 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
22494 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
22495 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
22496 (ia64_expand_builtin): Likewise.
22498 2009-04-07 Martin Jambor <mjambor@suse.cz>
22500 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
22501 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
22502 ADDR_EXPRS are include too.
22504 2009-04-07 Richard Guenther <rguenther@suse.de>
22506 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
22507 decls are only used if passes as parameters or if they are
22508 local statics and the call is not to a builtin.
22509 (call_may_clobber_ref_p_1): Likewise.
22511 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22513 * expr.c (do_store_flag): Remove last argument. Simplify code
22514 to avoid duplication of tests already done by can_compare_p.
22515 (expand_expr_real_1): Adjust caller.
22517 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22519 * optabs.c (can_compare_p): Test the predicate of a
22520 cbranch and cstore pattern.
22522 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22524 * expr.c (convert_move): Use emit_store_flag instead of
22527 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22529 * config/i386/i386.c (ix86_compare_emitted): Remove.
22530 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
22531 ix86_compare_op0 like ix86_compare_emitted used to be handled.
22532 * config/i386/i386.h (ix86_compare_emitted): Remove.
22533 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
22534 instead of ix86_compare_emitted.
22535 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
22537 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
22539 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
22540 Add t-sysroot-suffix to tmake_file.
22541 * config/print-sysroot-suffix.sh: New file.
22542 * config/t-sysroot-suffix: New file.
22544 2009-04-07 Ben Elliston <bje@au.ibm.com>
22546 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
22547 as the latter produces a warning when the target does not support
22550 2009-04-07 Ben Elliston <bje@au.ibm.com>
22552 * dfp.c: Replace type punning assignments with memcpy throughout.
22553 * Makefile.in (dfp.o-warn): Remove.
22555 2009-04-07 Alan Modra <amodra@bigpond.net.au>
22558 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
22559 Include soft-fp/t-softfp after rs6000/t-linux64.
22561 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
22563 * stor-layout.c (set_sizetype): Use the full precision of their
22564 machine mode for bitsize types.
22566 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
22568 * config/i386/i386.md: Revert 2 accidental checkins.
22570 2009-04-06 Joey Ye <joey.ye@intel.com>
22571 Xuepeng Guo <xuepeng.guo@intel.com>
22572 H.J. Lu <hongjiu.lu@intel.com>
22574 Atom pipeline model, tuning and insn selection.
22575 * config.gcc (atom): Add atom config options and target.
22577 * config/i386/atom.md: New.
22579 * config/i386/i386.c (atom_cost): New cost.
22580 (m_ATOM): New macro flag.
22581 (initial_ix86_tune_features): Set m_ATOM.
22582 (x86_accumulate_outgoing_args): Likewise.
22583 (x86_arch_always_fancy_math_387): Likewise.
22584 (processor_target): Add Atom cost.
22585 (cpu_names): Add Atom cpu name.
22586 (override_options): Set Atom ISA.
22587 (ix86_issue_rate): New case PROCESSOR_ATOM.
22588 (ix86_adjust_cost): Likewise.
22590 * config/i386/i386.h (TARGET_ATOM): New target macro.
22591 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
22592 (TARGET_OPT_AGU): New target option.
22593 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
22594 (processor_type): Add PROCESSOR_ATOM.
22596 * config/i386/i386.md (cpu): Add new value "atom".
22597 (use_carry, movu): New attr.
22598 (atom.md): Include atom.md.
22599 (adddi3_carry_rex64): Set attr "use_carry".
22600 (addqi3_carry): Likewise.
22601 (addhi3_carry): Likewise.
22602 (addsi3_carry): Likewise.
22603 (*addsi3_carry_zext): Likewise.
22604 (subdi3_carry_rex64): Likewise.
22605 (subqi3_carry): Likewise.
22606 (subhi3_carry): Likewise.
22607 (subsi3_carry): Likewise.
22608 (x86_movdicc_0_m1_rex64): Likewise.
22609 (*x86_movdicc_0_m1_se): Likewise.
22610 (x86_movsicc_0_m1): Likewise.
22611 (*x86_movsicc_0_m1_se): Likewise.
22612 (*adddi_1_rex64): Emit add insn as much as possible.
22613 (*addsi_1): Likewise.
22614 (return_internal): Set atom_unit.
22615 (return_internal_long): Likewise.
22616 (return_pop_internal): Likewise.
22617 (*rcpsf2_sse): Set atom_sse_attr attr.
22618 (*qrt<mode>2_sse): Likewise.
22619 (*prefetch_sse): Likewise.
22621 * config/i386/i386-c.c (ix86_target_macros_internal): New case
22623 (ix86_target_macros_internal): Likewise.
22625 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
22626 (*prefetch_sse_rex): Likewise.
22627 (sse_rcpv4sf2): Likewise.
22628 (sse_vmrcpv4sf2): Likewise.
22629 (sse_sqrtv4sf2): Likewise.
22630 (<sse>_vmsqrt<mode>2): Likewise.
22631 (sse_ldmxcsr): Likewise.
22632 (sse_stmxcsr): Likewise.
22633 (*sse_sfence): Likewise.
22634 (sse2_clflush): Likewise.
22635 (*sse2_mfence): Likewise.
22636 (*sse2_lfence): Likewise.
22637 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
22638 (<sse>_movup<ssemodesuffixf2c>): Likewise.
22639 (avx_movdqu<avxmodesuffix>): Likewise.
22640 (avx_lddqu<avxmodesuffix>): Likewise.
22641 (sse2_movntv2di): Change attr "type" to "ssemov".
22642 (sse2_movntsi): Likewise.
22643 (rsqrtv8sf2): Change attr "type" to "sseadd".
22644 (sse3_addsubv2df3): Set attr "atom_unit".
22645 (sse3_h<plusminus_insn>v4sf3): Likewise.
22646 (*sse2_pmaddwd): Likewise.
22647 (*vec_extractv2di_1_rex64): Likewise.
22648 (*vec_extractv2di_1_avx): Likewise.
22649 (sse2_psadbw): Likewise.
22650 (ssse3_phaddwv8hi3): Likewise.
22651 (ssse3_phaddwv4hi3): Likewise.
22652 (ssse3_phadddv4si3): Likewise.
22653 (ssse3_phadddv2si3): Likewise.
22654 (ssse3_phaddswv8hi3): Likewise.
22655 (ssse3_phaddswv4hi3): Likewise.
22656 (ssse3_phsubwv8hi3): Likewise.
22657 (ssse3_phsubwv4hi3): Likewise.
22658 (ssse3_phsubdv4si3): Likewise.
22659 (ssse3_phsubdv2si3): Likewise.
22660 (ssse3_phsubswv8hi3): Likewise.
22661 (ssse3_phsubswv4hi3): Likewise.
22662 (ssse3_pmaddubsw128): Likewise.
22663 (sse3_pmaddubsw: Likewise.
22664 (ssse3_palignrti): Likewise.
22665 (ssse3_palignrdi): Likewise.
22667 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
22669 * doc/install.texi (Specific): Fix two cross-references to MinGW.
22671 2009-04-06 Richard Guenther <rguenther@suse.de>
22673 PR tree-optimization/28868
22674 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
22675 of which PHI results we inserted.
22676 (insert_into_preds_of_block): Record inserted PHIs.
22677 (eliminate): Eliminate redundant PHI nodes.
22678 (init_pre): Init inserted_phi_names.
22680 2009-04-06 Richard Guenther <rguenther@suse.de>
22682 PR tree-optimization/39643
22683 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
22684 IMAGPART_EXPRs of complex constants.
22685 (execute_fold_all_builtins): If we folded a call queue
22686 TODO_update_address_taken.
22688 2009-04-06 Jan Hubicka <jh@suse.cz>
22690 PR middle-end/39659
22691 * except.c (remove_unreachable_regions): Propagate may_contain_throw
22694 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
22696 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
22698 (ic_invalidate_array): Likewise.
22700 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
22702 * calls.c (emit_library_call_value_1): Fix a problem with parameter
22703 alignment for library calls.
22705 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
22707 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
22708 (mingw32 tm clause use_gcc_stdint): Set to wrap.
22709 * config/i386/mingw-stdint.h: New file.
22711 2009-04-05 Richard Guenther <rguenther@suse.de>
22713 PR tree-optimization/39648
22714 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
22715 our &A vs. &A[0] IL deficiencies.
22717 2009-04-04 Jan Hubicka <jh@suse.cz>
22719 * except.c (sjlj_find_directly_reachable_regions): Be ready for
22720 removed toplevel regions.
22721 (sjlj_mark_call_sites): Likewise.
22723 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
22725 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
22726 (cygwin tm clause use_gcc_stdint): Set to wrap.
22727 * config/i386/cygwin-stdint.h: New file.
22729 2009-04-04 Richard Guenther <rguenther@suse.de>
22731 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
22732 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
22733 single-argument PHIs if we are in loop-closed SSA form.
22734 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
22735 for the pre-condition.
22736 (slpeel_tree_peel_loop_to_edge): Likewise.
22737 (vect_build_loop_niters): Take an optional sequence to append stmts.
22738 (vect_generate_tmps_on_preheader): Likewise.
22739 (vect_do_peeling_for_loop_bound): Take extra guards for the
22741 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
22742 the cost model check.
22743 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
22744 guards if we are going to peel. Do not apply versioning in that case.
22745 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
22746 (vect_do_peeling_for_loop_bound): Likewise.
22747 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
22748 loop bound only record extra pre-conditions, do not apply loop
22751 2009-04-04 Richard Guenther <rguenther@suse.de>
22753 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
22756 2009-04-04 Jan Hubicka <jh@suse.cz>
22758 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
22759 last_basic_block for size of bb->index indexed array.
22760 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
22761 compute_out, link_btr_uses, build_btr_def_use_webs,
22762 build_btr_def_use_webs, migrate_btr_defs): Likewise.
22764 2009-04-04 Jan Hubicka <jh@suse.cz>
22766 * except.c (remove_eh_handler_and_replace): Break out from ...
22767 (remove_eh_handler): ... here.
22768 (bring_to_root): New function.
22769 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
22770 handled ones, bring others to root of tree.
22772 2009-04-04 Jan Hubicka <jh@suse.cz>
22774 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
22775 (all_phis_safe_to_merge): New function.
22776 (update_info): New structure.
22777 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
22778 (cleanup_empty_eh): Update SSA if possible.
22780 2009-04-04 Richard Guenther <rguenther@suse.de>
22782 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
22783 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
22784 (append_vuse): Likewise.
22786 2009-04-04 Jakub Jelinek <jakub@redhat.com>
22788 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
22789 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
22790 instead of REG_UNSAVED for DW_CFA_undefined.
22791 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
22792 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
22795 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
22798 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
22800 2009-04-04 Richard Guenther <rguenther@suse.de>
22802 PR tree-optimization/8781
22803 PR tree-optimization/37892
22804 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
22805 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
22806 (valueize_refs): Call it for *& valueizations.
22807 (shared_reference_ops_from_ref): Rename to ...
22808 (valueize_shared_reference_ops_from_ref): ... this and valueize.
22809 (shared_reference_ops_from_call): Rename to ...
22810 (valueize_shared_reference_ops_from_call): ... this and valueize.
22811 (vn_reference_lookup): Update.
22812 (visit_reference_op_call): Likewise.
22813 * tree-ssa-pre.c (phi_translate_1): Fold *&.
22814 (eliminate): Value-replace the call address in call statements.
22816 2009-04-04 Richard Guenther <rguenther@suse.de>
22818 PR tree-optimization/39636
22819 * tree-ssa-forwprop.c
22820 (forward_propagate_addr_into_variable_array_index): Check for
22821 GIMPLE_ASSIGN before accessing the rhs code.
22823 2009-04-03 Jason Merrill <jason@redhat.com>
22825 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
22827 2009-04-03 Steve Ellcey <sje@cup.hp.com>
22829 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
22830 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
22831 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
22832 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
22833 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
22834 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
22835 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
22836 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
22837 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
22838 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
22839 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
22840 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
22841 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
22842 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
22843 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
22844 Use fr_reg_or_fp01_operand instead of fr_register_operand
22846 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
22847 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
22848 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
22850 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
22852 PR rtl-optimization/39607
22853 PR rtl-optimization/39631
22857 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
22858 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
22859 instead of DF_LR_OUT.
22860 * ira-lives.c (process_bb_node_lives): Ditto.
22861 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
22862 instead of DF_LR_{OUT,IN}.
22863 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
22864 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
22866 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
22868 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
22869 (execute_lower_omp): Always run but take the short way out if -fopenmp
22871 (gate_lower_omp): Remove, forcing the pass manager to always run the
22872 pass and always set PROP_gimple_lomp.
22873 (pass_lower_omp): Remove gate function.
22874 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
22875 PROP_trees. Instead, require it.
22876 * ipa-cp.c (pass_ipa_cp): Likewise.
22877 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
22878 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
22879 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
22880 and PROP_gimple_leh.
22882 2009-04-03 Richard Guenther <rguenther@suse.de>
22884 PR middle-end/13146
22885 PR tree-optimization/23940
22886 PR tree-optimization/33237
22887 PR middle-end/33974
22888 PR middle-end/34093
22889 PR tree-optimization/36201
22890 PR tree-optimization/36230
22891 PR tree-optimization/38049
22892 PR tree-optimization/38207
22893 PR tree-optimization/38230
22894 PR tree-optimization/38301
22895 PR tree-optimization/38585
22896 PR middle-end/38895
22897 PR tree-optimization/38985
22898 PR tree-optimization/39299
22899 * tree-ssa-structalias.h: Remove.
22900 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
22901 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
22902 (struct vuse_element_d): Remove.
22903 (struct vuse_vec_d): Likewise.
22904 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
22905 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
22906 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
22907 VUSE_ELEMENT_VAR): Likewise.
22908 (struct voptype_d): Likewise.
22909 (NUM_VOP_FREE_BUCKETS): Likewise.
22910 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
22911 (struct stmt_operands_d): Remove.
22912 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
22913 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
22914 VDEF_NUM, VDEF_VECT): Likewise.
22915 (copy_virtual_operands): Remove.
22916 (operand_build_cmp): Likewise.
22917 (create_ssa_artificial_load_stmt): Likewise.
22918 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
22919 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
22920 vuse_index and mayuse_index members. Pack and move done and iter_type
22921 members to the front.
22922 (SSA_OP_VMAYUSE): Remove.
22923 (SSA_OP_VIRTUAL_USES): Adjust.
22924 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
22925 (unlink_stmt_vdef): Declare.
22926 (add_to_addressable_set): Remove.
22927 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
22928 (vrp_visit_stmt): Likewise.
22929 * doc/tree-ssa.texi (Alias analysis): Update.
22930 * doc/invoke.texi (max-aliased-vops): Remove docs.
22931 (avg-aliased-vops): Likewise.
22932 * tree-into-ssa.c (syms_to_rename): Remove.
22933 (need_to_update_vops_p): Likewise.
22934 (need_to_initialize_update_ssa_p): Rename to ...
22935 (update_ssa_initialized_fn): ... this. Track function we are
22937 (symbol_marked_for_renaming): Simplify.
22938 (add_new_name_mapping): Do not set need_to_update_vops_p.
22939 (dump_currdefs): Use SYMS_TO_RENAME.
22940 (rewrite_update_stmt): Always walk all uses/defs.
22941 (dump_update_ssa): Adjust.
22942 (init_update_ssa): Take function argument. Track what we are
22944 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
22945 (create_new_def_for): Initialize for cfun, assert we are initialized
22947 (mark_sym_for_renaming): Simplify.
22948 (mark_set_for_renaming): Do not initialize update-ssa.
22949 (need_ssa_update_p): Simplify. Take function argument.
22950 (name_mappings_registered_p): Assert we ask for the correct function.
22951 (name_registered_for_update_p): Likewise.
22952 (ssa_names_to_replace): Likewise.
22953 (release_ssa_name_after_update_ssa): Likewise.
22954 (update_ssa): Likewise. Use SYMS_TO_RENAME.
22955 (dump_decl_set): Do not print a newline.
22956 (debug_decl_set): Do it here.
22957 (dump_update_ssa): And here.
22958 * tree-ssa-loop-im.c (move_computations): Adjust.
22959 (movement_possibility): Likewise.
22960 (determine_max_movement): Likewise.
22961 (gather_mem_refs_stmt): Likewise.
22962 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
22963 or NAME_MEMORY_TAG.
22964 * tree-complex.c (update_all_vops): Remove.
22965 (expand_complex_move): Adjust.
22966 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
22967 Simplify test for memory referencing statement. Exclude
22968 non-invariant ADDR_EXPRs.
22969 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
22970 * tree-loop-distribution.c (generate_memset_zero): Adjust.
22971 (rdg_flag_uses): Likewise.
22972 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
22974 (tree_optimize_tail_calls_1): Also split the
22975 edge from the entry block if we have degenerate PHI nodes in
22976 the first basic block.
22977 * tree.c (init_ttree): Remove memory-tag related code.
22978 (tree_code_size): Likewise.
22979 (tree_node_structure): Likewise.
22980 (build7_stat): Re-write to be build6_stat.
22981 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
22982 (SSA_VAR_P): Adjust.
22983 (struct tree_memory_tag): Remove.
22984 (struct tree_memory_partition_tag): Likewise.
22985 (union tree_node): Adjust.
22986 (build7): Re-write to be build6.
22987 * tree-pass.h (pass_reset_cc_flags): Remove.
22988 (TODO_update_address_taken): New flag.
22989 (pass_simple_dse): Remove.
22990 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
22991 * params.h (MAX_ALIASED_VOPS): Remove.
22992 (AVG_ALIASED_VOPS): Likewise.
22993 * omp-low.c (expand_omp_taskreg): Update SSA form.
22994 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
22995 aliases the lhs in a copy stmt.
22996 * tree-ssa-dse.c (struct address_walk_data): Remove.
22997 (memory_ssa_name_same): Likewise.
22998 (memory_address_same): Likewise.
22999 (get_kill_of_stmt_lhs): Likewise.
23000 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
23001 unused stores. Look through PHI nodes into post-dominated regions.
23002 (dse_optimize_stmt): Simplify. Properly remove stores.
23003 (tree_ssa_dse): Compute dominators.
23004 (execute_simple_dse): Remove.
23005 (pass_simple_dse): Likewise.
23006 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
23007 gimple_loaded_syms and gimple_stored_syms computation.
23008 * toplev.c (dump_memory_report): Dump alias and pta stats.
23009 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
23010 (vn_reference_eq): Likewise.
23011 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
23012 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
23013 valueize_vuses): Remove.
23014 (get_def_ref_stmt_vuses): Simplify. Rename to ...
23015 (get_def_ref_stmt_vuse): ... this.
23016 (vn_reference_lookup_2): New function.
23017 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
23018 walking equivalent vuses. Simplify.
23019 (vn_reference_lookup): Likewise.
23020 (vn_reference_insert): Likewise.
23021 (vn_reference_insert_pieces): Likewise.
23022 (visit_reference_op_call): Simplify.
23023 (visit_reference_op_load): Likewise.
23024 (visit_reference_op_store): Likewise.
23025 (init_scc_vn): Remove shared_lookup_vuses initialization.
23026 (free_scc_vn): Remove shared_lookup_vuses freeing.
23027 (sort_vuses, sort_vuses_heap): Remove.
23028 (get_ref_from_reference_ops): Export.
23029 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
23030 vector with single vuse pointer.
23031 (vn_reference_lookup_pieces, vn_reference_lookup,
23032 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
23033 (shared_vuses_from_stmt): Remove.
23034 (get_ref_from_reference_ops): Declare.
23035 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
23036 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
23037 memory-tag related code.
23038 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
23039 (likely_value): Add comment, skip static-chain of call statements.
23040 (surely_varying_stmt_p): Adjust.
23041 (gimplify_and_update_call_from_tree): Likewise.
23042 (execute_fold_all_builtins): Do not rebuild alias info.
23043 (gimplify_and_update_call_from_tree): Properly update VOPs.
23044 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
23045 (copy_ref_info): Remove memory-tag related code.
23046 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
23047 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
23048 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
23050 * tree-ssa-dom.c (gimple_p): Remove typedef.
23051 (eliminate_redundant_computations): Adjust.
23052 (record_equivalences_from_stmt): Likewise.
23053 (avail_expr_hash): Likewise.
23054 (avail_expr_eq): Likewise.
23055 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
23056 (stmt_makes_single_load): Likewise.
23057 (stmt_makes_single_store): Likewise.
23058 * tree-ssa-alias.c: Rewrite completely.
23059 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
23060 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
23061 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
23062 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
23063 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
23064 Remove public functions.
23065 (pass_reset_cc_flags): Remove.
23066 (pass_build_alias): Move ...
23067 * tree-ssa-structalias.c (pass_build_alias): ... here.
23068 * tree-ssa-alias.c (may_be_aliased): Move ...
23069 * tree-flow-inline.h (may_be_aliased): ... here.
23070 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
23071 count_uses_and_derefs): Move ...
23072 * gimple.c: ... here.
23073 * gimple.h (count_uses_and_derefs): Declare.
23074 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
23075 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
23076 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
23077 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
23078 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
23079 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
23080 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
23082 * tree-dfa.c (refs_may_alias_p): Move ...
23083 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
23084 * tree-ssa-alias.h: New file.
23085 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
23086 (statement_sink_location): Likewise.
23087 * opts.c (decode_options): Do not adjust max-aliased-vops or
23088 avg-aliased-vops values.
23089 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
23090 (TV_CALL_CLOBBER): Likewise.
23091 (TV_FLOW_SENSITIVE): Likewise.
23092 (TV_FLOW_INSENSITIVE): Likewise.
23093 (TV_MEMORY_PARTITIONING): Likewise.
23094 (TV_ALIAS_STMT_WALK): New timevar.
23095 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
23096 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
23097 (get_address_description): Remove memory-tag related code.
23098 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
23099 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
23100 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
23101 and immediate uses in statements. Document.
23102 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
23103 (dump_symbols): Remove.
23104 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
23105 * alias.c (get_deref_alias_set): New function split out from ...
23106 (get_alias_set): ... here.
23107 * alias.h (get_deref_alias_set): Declare.
23108 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
23109 type parameter. Remove restrict pointer handling. Create a
23110 ref-all pointer in case type-based alias sets do not conflict.
23111 (vect_analyze_data_refs): Remove SMT related code.
23112 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
23113 (vectorizable_load): Likewise.
23114 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
23115 (DR_SYMBOL_TAG, DR_VOPS): Remove.
23116 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
23117 Ignore vops and SMTs.
23118 (dr_analyze_alias): Likewise..
23119 (free_data_ref): Likewise.
23120 (create_data_ref): Likewise.
23121 (analyze_all_data_dependences): Likewise.
23122 (get_references_in_stmt): Adjust.
23123 * tree-flow-inline.h (gimple_aliases_computed_p,
23124 gimple_addressable_vars, gimple_call_clobbered_vars,
23125 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
23126 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
23127 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
23128 gimple_mem_ref_stats): Remove.
23129 (gimple_vop): New function.
23130 (op_iter_next_use): Remove vuses and mayuses cases.
23131 (op_iter_next_def): Remove vdefs case.
23132 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
23133 (clear_and_done_ssa_iter): Do not set removed fields.
23134 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
23135 Assert we are not iterating over vuses or vdefs if not also
23136 iterating over uses or defs.
23137 (op_iter_init_use): Likewise.
23138 (op_iter_init_def): Likewise.
23139 (op_iter_next_vdef): Remove.
23140 (op_iter_next_mustdef): Likewise.
23141 (op_iter_init_vdef): Likewise.
23142 (compare_ssa_operands_equal): Likewise.
23143 (link_use_stmts_after): Handle vuse operand.
23144 (is_call_used): Use is_call_clobbered.
23145 (is_call_clobbered): Global variables are always call clobbered,
23146 query the call-clobbers bitmap.
23147 (mark_call_clobbered): Ignore global variables.
23148 (clear_call_clobbered): Likewise.
23149 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
23150 virtual operands sanity check.
23151 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
23153 (TARGET_MEM_REF): Remove TMR_TAG operand.
23154 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
23155 Remove call-clobber related code.
23156 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
23157 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
23158 partitions or escape reason.
23159 (get_single_def_stmt, get_single_def_stmt_from_phi,
23160 get_single_def_stmt_with_phi): Remove.
23161 (dump_referenced_vars): Tidy.
23162 (get_ref_base_and_extent): Allow bare decls.
23163 (collect_dfa_stats): Adjust.
23164 * graphite.c (rename_variables_in_stmt): Adjust.
23165 (graphite_copy_stmts_from_block): Likewise.
23166 (translate_clast): Likewise.
23167 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
23169 (translate_vuse_through_block): Use the oracle.
23170 (phi_translate_1): Adjust.
23171 (value_dies_in_block_x): Use the oracle. Cache the outcome
23173 (valid_in_sets): Check if the VUSE for
23174 a REFERENCE is available.
23175 (eliminate): Do not remove stmts during elimination,
23176 instead queue and remove them afterwards.
23177 (do_pre): Do not rebuild alias info.
23178 (pass_pre): Run TODO_rebuild_alias before PRE.
23179 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
23180 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
23181 (mark_all_v_defs_stmt): Remove.
23182 (mark_all_v_defs_seq): Adjust.
23183 (sra_replace): Likewise.
23184 (scalarize_use): Likewise.
23185 (scalarize_copy): Likewise.
23186 (scalarize_init): Likewise.
23187 (scalarize_ldst): Likewise.
23188 (todoflags): Remove.
23189 (tree_sra): Do not rebuild alias info.
23190 (tree_sra_early): Adjust.
23191 (pass_sra): Run TODO_update_address_taken before SRA.
23192 * tree-predcom.c (set_alias_info): Remove.
23193 (prepare_initializers_chain): Do not call it.
23194 (mark_virtual_ops_for_renaming): Adjust.
23195 (mark_virtual_ops_for_renaming_list): Remove.
23196 (initialize_root_vars): Adjust.
23197 (initialize_root_vars_lm): Likewise.
23198 (prepare_initializers_chain): Likewise.
23199 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
23200 (may_propagate_copy_into_stmt): Likewise.
23201 (merge_alias_info): Do nothing for now.
23202 (propagate_tree_value_into_stmt): Adjust.
23203 (stmt_may_generate_copy): Likewise.
23204 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
23205 not mark symbols for renaming.
23206 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
23207 with the same statement, make sure to update the new pointed-to one.
23208 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
23209 call statements, do not mark symbols for renaming.
23210 (mark_operand_necessary): Dump something.
23211 (ref_may_be_aliased): New function.
23212 (mark_aliased_reaching_defs_necessary_1): New helper function.
23213 (mark_aliased_reaching_defs_necessary): Likewise.
23214 (mark_all_reaching_defs_necessary_1): Likewise.
23215 (mark_all_reaching_defs_necessary): Likewise.
23216 (propagate_necessity): Do not process virtual PHIs. For
23217 non-aliased loads mark all reaching definitions as necessary.
23218 For aliased loads and stores mark the immediate dominating
23219 aliased clobbers as necessary.
23220 (visited): New global static.
23221 (perform_tree_ssa_dce): Free visited bitmap after propagating
23223 (remove_dead_phis): Perform simple dead virtual PHI removal.
23224 (remove_dead_stmt): Properly unlink virtual operands when
23226 (eliminate_unnecessary_stmts): Schedule PHI removal after
23228 * tree-ssa-ter.c (is_replaceable_p): Adjust.
23229 (process_replaceable): Likewise.
23230 (find_replaceable_in_bb): Likewise.
23231 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
23232 based on the single gimple vop.
23233 (verify_flow_insensitive_alias_info): Remove.
23234 (verify_flow_sensitive_alias_info): Likewise.
23235 (verify_call_clobbering): Likewise.
23236 (verify_memory_partitions): Likewise.
23237 (verify_alias_info): Likewise.
23238 (verify_ssa): Adjust..
23239 (execute_update_addresses_taken): Export. Update SSA
23240 manually. Optimize only when optimizing. Use a local bitmap.
23241 (pass_update_address_taken): Remove TODO_update_ssa, add
23243 (pass_update_address_taken): Just use TODO_update_address_taken.
23244 (init_tree_ssa): Do not initialize addressable_vars.
23245 (verify_ssa): Verify new VUSE / VDEF properties.
23246 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
23247 Do not call verify_alias_info.
23248 (delete_tree_ssa): Clear the VUSE, VDEF operands.
23249 Do not free the loaded and stored syms bitmaps. Reset the escaped
23250 and callused solutions. Do not free addressable_vars.
23251 Remove memory-tag related code.
23252 (warn_uninitialized_var): Aliases are always available.
23253 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
23254 * lambda-code.c (can_put_in_inner_loop): Adjust.
23255 (can_put_after_inner_loop): Likewise.
23256 (perfect_nestify): Likewise.
23257 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
23258 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
23259 (vectorizable_conversion): Do not mark symbols for renaming.
23260 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
23261 (expand_call_inline): Unlink the calls virtual operands before
23263 (tree_function_versioning): Do not call update_ssa if we are not
23264 updating clones. Simplify.
23265 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
23266 (propagate_with_phi): Likewise..
23267 * tree-outof-ssa.c (create_temp): Remove memory tag and call
23268 clobber code. Assert we are not aliased or global.
23269 * tree-flow.h: Include tree-ssa-alias.h
23270 (enum escape_type): Remove.
23271 (struct mem_sym_stats_d): Likewise.
23272 (struct mem_ref_stats_d): Likewise.
23273 (struct gimple_df): Add vop member. Remove global_var,
23274 call_clobbered_vars, call_used_vars, addressable_vars,
23275 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
23276 escaped and callused members.
23277 (struct ptr_info_def): Remove all members, add points-to solution
23279 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
23280 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
23281 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
23282 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
23283 (tree-ssa-alias.o): Likewise.
23284 (toplev.o): Add tree-ssa-alias.h
23285 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
23286 * gimple.c (gimple_set_bb): Fix off-by-one error.
23287 (is_gimple_reg): Do not handle memory tags.
23288 (gimple_copy): Also copy virtual operands.
23289 Delay updating the statement. Do not reset loaded and stored syms.
23290 (gimple_set_stored_syms): Remove.
23291 (gimple_set_loaded_syms): Likewise.
23292 (gimple_call_copy_skip_args): Copy the virtual operands
23293 and mark the new statement modified.
23294 * tree-ssa-structalias.c (may_alias_p): Remove.
23295 (set_uids_in_ptset): Take the alias set to prune with as
23296 parameter. Fold in the alias test of may_alias_p.
23297 (compute_points_to_sets): Compute whether a ptr is dereferenced
23298 in a local sbitmap.
23299 (process_constraint): Deal with &ANYTHING on the lhs, reject all
23300 other ADDRESSOF constraints on the lhs.
23301 (get_constraint_for_component_ref): Assert that we don't get
23302 ADDRESSOF constraints from the base of the reference.
23303 Properly generate UNKNOWN_OFFSET for DEREF if needed.
23304 (struct variable_info): Remove collapsed_to member.
23305 (get_varinfo_fc): Remove.
23306 (new_var_info): Do not set collapsed_to.
23307 (dump_constraint): Do not follow cycles.
23308 (dump_constraint_graph): Likewise.
23309 (build_pred_graph): Likewise.
23310 (build_succ_graph): Likewise.
23311 (rewrite_constraints): Likewise.
23312 (do_simple_structure_copy): Remove.
23313 (do_rhs_deref_structure_copy): Remove.
23314 (do_lhs_deref_structure_copy): Remove.
23315 (collapse_rest_of_var): Remove.
23316 (do_structure_copy): Re-implement.
23317 (pta_stats): New global variable.
23318 (dump_pta_stats): New function.
23319 (struct constraint_expr): Make offset signed.
23320 (UNKNOWN_OFFSET): Define special value.
23321 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
23322 (solution_set_expand): New helper function split out from ...
23323 (do_sd_constraint): ... here.
23324 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
23325 (do_ds_constraint): Likewise.
23326 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
23327 and CALLUSED = *CALLUSED.
23328 (set_union_with_increment): Make inc argument signed.
23329 (type_safe): Remove.
23330 (get_constraint_for_ptr_offset): Handle unknown and negative
23332 (first_vi_for_offset): Handle offsets before start. Bail
23333 out early for offsets beyond the variable extent.
23334 (first_or_preceding_vi_for_offset): New function.
23335 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
23336 Together with ESCAPED = *ESCAPED this properly computes reachability.
23337 (find_what_var_points_to): New function.
23338 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
23339 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
23340 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
23341 pt_solutions_intersect): New functions.
23342 (compute_call_used_vars): Remove.
23343 (compute_may_aliases): New main entry into PTA computation.
23344 * gimple.h (gimple_p): New typedef.
23345 (struct gimple_statement_base): Remove references_memory_p.
23346 (struct gimple_statement_with_memory_ops_base): Remove
23347 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
23349 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
23350 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
23351 gimple_set_references_memory): Remove.
23352 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
23353 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
23355 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
23356 (verify_expr): Allow RESULT_DECL.
23357 (gimple_duplicate_bb): Do not copy virtual operands.
23358 (gimple_duplicate_sese_region): Adjust.
23359 (gimple_duplicate_sese_tail): Likewise.
23360 (mark_virtual_ops_in_region): Remove.
23361 (move_sese_region_to_fn): Do not call it.
23362 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
23363 and pass_simple_dse.
23364 (execute_function_todo): Handle TODO_update_address_taken,
23365 call execute_update_addresses_taken for TODO_rebuild_alias.
23366 (execute_todo): Adjust.
23367 (execute_one_pass): Init dump files early.
23368 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
23370 (create_general_new_stmt): Clear vops.
23371 * tree-ssa-reassoc.c (get_rank): Adjust.
23372 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
23373 symbols for renaming.
23374 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
23375 (PARAM_AVG_ALIASED_VOPS): Likewise.
23376 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
23377 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
23378 * tree-ssa-operands.c: Simplify for new virtual operand representation.
23379 (operand_build_cmp, copy_virtual_operands,
23380 create_ssa_artificial_load_stmt, add_to_addressable_set,
23381 gimple_add_to_addresses_taken): Remove public functions.
23382 (unlink_stmt_vdef): New function.
23384 2009-04-03 Alan Modra <amodra@bigpond.net.au>
23386 * config.gcc (powerpc-*-linux*): Merge variants.
23388 2009-04-02 Chao-ying Fu <fu@mips.com>
23389 James Grosbach <james.grosbach@microchip.com>
23391 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
23392 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
23394 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
23395 keep_interrupts_masked_p, use_debug_exception_return_p.
23396 (mips_attribute_table): Add interrupt, use_shadow_register_set,
23397 keep_interrupts_masked, use_debug_exception_return.
23398 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
23399 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
23401 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
23402 (mips_print_operand): Process COP0 registers to print $0 .. $31
23403 correctly for GAS to process.
23404 (mips_interrupt_extra_call_saved_reg_p): New function.
23405 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
23407 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
23408 (mips_compute_frame_info): Add supports for interrupt context that
23409 includes doubleword accumulators and COP0 registers.
23410 (mips_for_each_saved_acc): New function.
23411 (mips_for_each_saved_gpr_and_fpr): Change the function name from
23412 mips_for_each_saved_reg.
23413 (mips_save_reg): Save accumulators.
23414 (mips_kernel_reg_p): A new for_each_rtx callback.
23415 (mips_expand_prologue): Support interrupt handlers.
23416 (mips_restore_reg): Restore accumulators.
23417 (mips_expand_epilogue): Support interrupt handlers.
23418 (mips_can_use_return_insn): Return false for interrupt handlers.
23419 (mips_epilogue_uses): New function.
23420 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
23421 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
23422 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
23423 cop0_move): New instructions.
23424 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
23425 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
23427 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
23429 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
23430 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
23431 interrupt handlers, we use K0 as the temporary register.
23432 (EPILOGUE_USES): Change to a function call.
23433 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
23434 handlers, we use K0 as the temporary register.
23436 * doc/extend.texi (Function Attributes): Document interrupt,
23437 use_shadow_register_set, keep_interrupts_masked,
23438 use_debug_exception_return for MIPS attributes.
23440 2009-04-03 Alan Modra <amodra@bigpond.net.au>
23442 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
23443 Remove a number of t-files from tmake_file.
23444 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
23445 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
23446 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
23447 target_prototype, not TARGET_PROTOTYPE.
23448 (LINK_OS_GNU_SPEC): Define.
23449 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
23450 and darwin-ldoubdle.c.
23452 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
23455 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
23456 (cpp_options): Ditto.
23457 (default_compilers): Ditto.
23458 (display_help): Ditto.
23459 (process_command): Ditto.
23460 (do_spec_1): Ditto.
23461 (set_input): Use lbasename instead of duplicate code.
23462 (save_temps_prefix): New static for -save-temps=obj.
23463 (save_temps_length): Ditto.
23465 * doc/invoke.texi (-save-temps=obj): Document new variant to
23466 -save-temps switch.
23468 2009-04-02 Jeff Law <law@redhat.com>
23470 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
23473 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
23475 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
23476 * configure: Regenerated.
23478 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23480 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
23481 share the argument list.
23483 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23487 2009-02-12 Diego Novillo <dnovillo@google.com>
23489 * varpool.c (debug_varpool): New.
23490 * cgraph.h (debug_varpool): Declare.
23492 2009-04-02 Jan Hubicka <jh@suse.cz>
23494 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
23497 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
23499 * config/i386/i386.c (ix86_abi): Move initialization to ...
23500 (override_options): Here.
23502 2009-04-02 Christian Bruel <christian.bruel@st.com>
23504 * config/sh/sh.c (sh_dwarf_register_span): New function.
23505 (TARGET_DWARF_REGISTER_SPAN): Define.
23506 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
23508 2009-04-02 Ira Rosen <irar@il.ibm.com>
23510 PR tree-optimization/39595
23511 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
23512 interleaved loads group is not greater than the SLP group size.
23514 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23516 * builtins.c (is_builtin_name): New.
23517 (called_as_built_in): Use is_builtin_name.
23518 * tree.h (is_builtin_name): New.
23519 * varasm.c (incorporeal_function_p): Use is_builtin_name
23521 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
23523 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
23525 2009-04-02 Dodji Seketeli <dodji@redhat.com>
23528 * c-decl.c (clone_underlying_type): Move this ...
23529 * c-common.c (set_underlying_type): ... here.
23530 Also, make sure the function properly sets TYPE_STUB_DECL() on
23531 the newly created typedef variant type.
23532 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
23533 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
23536 2009-04-02 Richard Guenther <rguenther@suse.de>
23538 PR tree-optimization/37221
23539 * tree-flow.h (degenerate_phi_result): Declare.
23540 * tree-ssa-dom.c (degenerate_phi_result): Export.
23541 * tree-scalar-evolution.c (analyze_initial_condition): If
23542 the initial condition is defined by a degenerate PHI node
23543 use the degenerate value.
23545 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
23547 PR rtl-optimization/39588
23548 * combine.c (merge_outer_ops): Do not set the constant when this
23550 (simplify_shift_const_1): Do not modify it either in this case.
23552 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
23554 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
23555 tuning is deprecated if -mtune value is set to an Itanium1 variant.
23557 2009-04-01 Janis Johnson <janis187@us.ibm.com>
23560 * c-lex.c (interpret_float): Default (no suffix) is double.
23562 2009-04-1 Xinliang David Li <davidxl@google.com>
23564 * config/i386/i386.c (legitimate_constant_p): Recognize
23565 all one vector constant.
23567 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23569 * config/vax/vax.c: Add #includes to silence warnings.
23570 Change #include order to silence two warnings.
23572 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23574 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
23575 (ASM_SPEC): Pass -k to the assembler for PIC code.
23577 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23579 * config.gcc: Add vax-*-linux* to the switch.
23580 * config/vax/linux.h: New file. (TARGET_VERSION,
23581 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
23583 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23585 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
23586 Use predicate macros instead of GET_CODE() == foo.
23587 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
23588 ashlsi3, rotrsi3, <unnamed>): Likewise.
23590 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23592 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
23593 jbbccihi, jbbccisi): Remova trailing whitespace.
23594 * config/vax/constraints.md: Likewise.
23595 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
23596 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
23597 * config/vax/predicates.md: Likewise.
23598 * config/vax/vax.c (print_operand_address, vax_output_int_move,
23599 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
23600 * config/vax/vax.h: Likewise.
23601 * config/vax/vax.md (nonlocal_goto): Likewise.
23603 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23605 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
23606 (indirectable_address_p, adjacent_operands_p): Add spaces around
23608 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
23610 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23612 * config/vax/vax.c (legitimate_constant_address_p,
23613 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
23614 index_term_p, reg_plus_index_p, legitimate_address_p,
23615 vax_mode_dependent_address_p): Update comments to match functions
23616 modified by the recent int->bool conversion.
23618 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23620 * config/vax/builtins.md: Update copyright message.
23621 * config/vax/constraints.md: Likewise.
23622 * config/vax/netbsd-elf.h: Likewise.
23623 * config/vax/predicates.md: Likewise.
23624 * config/vax/vax-protos.h: Likewise.
23625 * config/vax/vax.c: Likewise.
23626 * config/vax/vax.h: Likewise.
23627 * config/vax/vax.md: Likewise.
23628 * config/vax/vax.opt: Likewise.
23630 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23632 * config/vax/builtins.md (ffssi2, ffssi2_internal,
23633 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
23634 * config/vax/constraints.md (B, R): Likewise.
23635 * config/vax/predicates.md (external_memory_operand,
23636 nonimmediate_addsub_di_operand): Likewise.
23637 * config/vax/vax.c (vax_output_int_add): Likewise.
23638 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
23639 untyped_call): Likewise.
23641 2009-04-01 Matt Thomas <matt@3am-software.com>
23643 * config/vax/predicates.md: New file.
23644 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
23645 external_const_operand, nonsymbolic_operand, external_memory_operand,
23646 indirect_memory_operand, indexed_memory_operand,
23647 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
23648 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
23650 * config/vax/constraints.md: New file.
23651 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
23653 * config/vax/builtins.md: New file.
23654 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
23655 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
23657 * config/vax/vax.opt (mqmath): Add option.
23658 * config/vax/vax.md (isfx): Extend with DI.
23659 (VAXintQH, VAXintQHSD): Define.
23660 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
23661 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
23662 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
23663 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
23664 (movdi): Update constraints and use vax_output_int_move().
23665 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
23666 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
23667 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
23668 nonlocal_goto): New.
23669 (mov<mode>): Extend accepted operand types.
23670 (subdi3_old): Rename from subdi3, change update constraints and use
23671 a new implementation.
23672 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
23673 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
23674 MOVE_RATIO, CLEAR_RATIO): Define.
23675 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
23676 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
23677 (PRINT_OPERAND): Redefine using a function instead of inlined code.
23678 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
23679 (split_quadword_operands): Make static and really allow variable
23681 (print_operand_address): Update for PIC generation.
23682 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
23683 indexable_address_p, fixup_mathdi_operand,
23684 vax_expand_addsub_di_operands, adjacent_operands_p): New.
23685 (vax_float_literal, legitimate_constant_p,
23686 indirectable_constant_address_p, index_term_p,
23687 reg_plus_index_p): Return bool instead of int.
23688 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
23690 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
23692 (vax_output_conditional_branch): Indent.
23693 (legitimate_constant_address_p, indirectable_constant_address_p,
23694 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
23695 vax_mode_dependent_address_p): Return bool instead of int, update for
23697 * config/vax/vax-protos.h (legitimate_constant_address_p,
23698 legitimate_constant_p, legitimate_address_p,
23699 vax_mode_dependent_address_p): Change declaration to bool.
23700 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
23701 vax_expand_addsub_di_operands, vax_output_int_subtract,
23702 vax_output_movmemsi): Declare.
23703 (split_quadword_operands, vax_float_literal): Delete declaration.
23704 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
23705 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
23706 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
23707 ASM_OUTPUT_DWARF_PCREL): Define.
23708 (ASM_SPEC): Change definition to allow PIC generation.
23710 2009-04-01 Steve Ellcey <sje@cup.hp.com>
23712 * doc/sourcebuild.texi: Update front-end requirements.
23714 2009-04-01 Jakub Jelinek <jakub@redhat.com>
23717 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
23718 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
23719 (booldi3_internal3): Use boolean_or_operator instead of
23722 2009-04-01 Joseph Myers <joseph@codesourcery.com>
23725 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
23726 declarator whose size is not an integer constant expression but
23727 folds to an integer constant, then treat it as a constant
23730 2009-04-01 Richard Guenther <rguenther@suse.de>
23732 * fold-const.c (fold_plusminus_mult_expr): Do not fold
23733 i * 4 + 2 to (i * 2 + 1) * 2.
23735 2009-04-01 Jakub Jelinek <jakub@redhat.com>
23738 * c-parser.c (c_parser_asm_statement): Skip until close paren and
23739 return if c_parser_asm_string_literal returned NULL.
23741 2009-04-01 Nick Clifton <nickc@redhat.com>
23743 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
23745 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
23746 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
23747 other typedefs to avoid conflicts with libgcc2.c. Define labels
23748 to gain 16-bit bit-manipulation functions from libgcc2.c and then
23750 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
23751 to gain 16-bit trapping arithmetic functions from libgcc2.c and
23754 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
23756 * varasm.c (default_function_rodata_section): Declare DOT as
23759 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
23760 Andrey Galkin <agalkin@hypercom.com>
23763 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
23764 Make object_name unique for each process.
23766 2009-04-01 Jakub Jelinek <jakub@redhat.com>
23769 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
23770 addressable variables in the parallel that could go out of scope while
23771 running queued tasks.
23773 2009-04-01 Anatoly Sokolov <aesok@post.ru>
23775 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
23776 (CASE_VALUES_THRESHOLD): Redefine.
23777 * config/avr/avr.c (avr_override_options): Remove initialization of
23778 avr_case_values_threshold variable.
23779 (avr_case_values_threshold): Remove variable. Add new function.
23780 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
23781 * config/avr/avr.opt (mno-tablejump): Remove option.
23782 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
23784 2009-04-01 DJ Delorie <dj@redhat.com>
23786 * varasm.c (default_function_rodata_section): Don't assume
23787 anything about where the first '.' in the section name is.
23789 2009-04-01 Alan Modra <amodra@bigpond.net.au>
23791 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
23792 rs6000_emit_stack_tie.
23794 2009-03-31 Ian Lance Taylor <iant@google.com>
23796 * tree-eh.c (tree_remove_unreachable_handlers): Compare
23797 gimple_code with GIMPLE_RESX, not RESX.
23799 2009-03-31 Joseph Myers <joseph@codesourcery.com>
23801 * c-common.c (c_get_ident): New.
23802 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
23804 2009-04-01 Ben Elliston <bje@au.ibm.com>
23806 * config/rs6000/sysv4.opt (msdata): Improve option description.
23808 2009-03-31 Steve Ellcey <sje@cup.hp.com>
23810 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
23811 (divdf3_internal_lat): Remove.
23812 (divxf3_internal_lat): Remove.
23813 (divxf3_internal_thr): Remove.
23814 (divxf): Use divxf3_internal.
23815 * config/ia64/div.md (divsf3_internal_lat): New.
23816 (divdf3_internal_lat): New.
23817 (divxf3_internal): New.
23819 2009-03-31 Joseph Myers <joseph@codesourcery.com>
23822 * Makefile.in (USE_GCC_STDINT): Define.
23823 (stmp-int-hdrs): Install stdint.h if applicable.
23824 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
23826 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
23827 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
23828 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
23829 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
23830 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
23831 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
23832 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
23833 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
23834 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
23835 (c_common_nodes_and_builtins): Initialize
23836 underlying_wchar_type_node. Do not initialize
23837 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
23838 nodes for new types.
23839 (c_stddef_cpp_builtins): Define macros for new types.
23840 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
23842 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
23843 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
23844 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
23845 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
23846 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
23847 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
23848 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
23849 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
23850 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
23851 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
23852 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
23853 int16_type_node, int32_type_node, int64_type_node,
23854 uint8_type_node, uint16_type_node, c_uint32_type_node,
23855 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
23856 int_least32_type_node, int_least64_type_node,
23857 uint_least8_type_node, uint_least16_type_node,
23858 uint_least32_type_node, uint_least64_type_node,
23859 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
23860 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
23861 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
23862 uintptr_type_node): Define.
23863 * c-cppbuiltin.c (builtin_define_constants,
23864 builtin_define_type_minmax): New.
23865 (builtin_define_stdint_macros): Define more macros.
23866 (c_cpp_builtins): Define more limit macros.
23867 (type_suffix): New.
23868 (builtin_define_type_max): Define in terms of
23869 builtin_define_type_minmax. Remove is_long parameter. All
23871 * config.gcc (use_gcc_stdint): Define.
23872 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
23873 Add newlib-stdint.h for generic targets.
23874 * config/glibc-stdint.h, config/newlib-stdint.h,
23875 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
23876 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
23877 * config/score/score.h (UINTPTR_TYPE): Define.
23878 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
23879 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
23880 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
23881 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
23882 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
23883 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
23884 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
23885 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
23886 * config/spu/spu.h (STDINT_LONG32): Define.
23887 * configure.ac (use_gcc_stdint): Substitute.
23888 * configure: Regenerate.
23889 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
23890 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
23891 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
23892 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
23893 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
23894 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
23895 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
23896 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
23897 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
23898 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
23899 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
23900 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
23901 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
23902 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
23903 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
23904 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
23905 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
23906 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
23907 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
23908 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
23909 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
23910 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
23911 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
23912 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
23913 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
23914 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
23915 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
23916 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
23917 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
23919 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
23921 * loop-iv.c (suitable_set_for_replacement): Renamed from
23922 simplify_using_assignment; changed to return bool and to accept new
23923 args DEST and SRC. Return true iff we find a source/destination pair
23924 that can be used to make a replacement, and fill SRC and DEST if so.
23925 Remove arg ALTERED. Don't deal with altered regs here. All callers
23927 (simplify_using_initial_values): Deal with altered regs here and track
23928 more precisely the effect they have on the validity of our expression.
23930 * loop-iv.c (simplify_using_condition): A condition of the form
23931 (EQ REG CONST) can be used to simply make a substitution.
23932 (simplify_using_initial_values): Keep track of conditions we have seen
23933 and keep using them to simplify new expressions, while applying the
23934 same substitutions to them as to the expression.
23936 * simplify-rtx.c (simplify_relational_operation_1): Simplify
23937 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
23940 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
23941 changed. Use this when trying to improve the upper bound.
23942 Generate the comparison by using simplify_gen_relational.
23944 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
23946 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
23948 (simplify_using_assignment, simplify_using_initial_values): Call
23949 replace_in_expr to make replacements. Call replace_single_def_regs
23950 once on the initial version of the expression.
23952 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
23955 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
23957 2009-03-31 Richard Guenther <rguenther@suse.de>
23959 PR middle-end/31029
23960 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
23961 equality comparisons. Fold C - X CMP X if C % 2 == 1.
23963 2009-03-31 Richard Guenther <rguenther@suse.de>
23965 * tree.h (div_if_zero_remainder): Declare.
23966 * fold-const.c (div_if_zero_remainder): Export.
23967 * tree-ssa-forwprop.c
23968 (forward_propagate_addr_into_variable_array_index): Handle
23969 constant array index addition outside of the variable index.
23971 2009-03-31 Joseph Myers <joseph@codesourcery.com>
23974 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
23975 define_splits, floatunssi<mode>2): Require x87 conversions from
23976 DImode to be permitted.
23978 2009-03-31 Joseph Myers <joseph@codesourcery.com>
23980 PR preprocessor/15638
23981 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
23983 2009-03-31 Richard Guenther <rguenther@suse.de>
23985 PR middle-end/23401
23986 PR middle-end/27810
23987 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
23988 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
23989 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
23990 a separate statement.
23991 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
23992 (lookup_tmp_var): Likewise.
23993 (is_gimple_formal_tmp_or_call_rhs): Remove.
23994 (is_gimple_reg_or_call_rhs): Rename to ...
23995 (is_gimple_reg_rhs_or_call): ... this.
23996 (is_gimple_mem_or_call_rhs): Rename to ...
23997 (is_gimple_mem_rhs_or_call): ... this.
23998 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
23999 DECL_GIMPLE_REG_P only if is_formal is true.
24000 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
24001 for non-proper post-modify expression gimplification.
24002 (gimplify_self_mod_expr): For post-modify expressions gimplify
24003 the lvalue to a minimal lvalue.
24004 (rhs_predicate_for): Remove formal temp case.
24005 (gimplify_modify_expr_rhs): Likewise.
24006 (gimplify_addr_expr): Use is_gimple_reg.
24007 (gimplify_expr): Remove formal temp cases.
24008 (gimple_regimplify_operands): Likewise.
24009 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
24010 and FILTER_EXPR like constants.
24011 * gimple.c (walk_gimple_op): Fix val_only initialization, use
24013 (is_gimple_formal_tmp_rhs): Remove.
24014 (is_gimple_reg_rhs): Remove special casing.
24015 (is_gimple_mem_rhs): Fix.
24016 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
24017 (is_gimple_formal_tmp_var): Remove.
24018 (is_gimple_formal_tmp_reg): Likewise.
24019 (is_gimple_min_lval): Allow invariant component ref parts.
24020 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
24021 is_gimple_formal_tmp_reg): Remove declarations.
24022 * tree-cfg.c (verify_expr): Verify that variables with address
24023 taken do not have DECL_GIMPLE_REG_P set.
24024 * tree-mudflap.c (mf_build_check_statement_for): Use
24025 force_gimple_operand instead of gimplify_expr.
24027 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
24029 * modulo-sched.c (sms_schedule_by_order): Pass the actual
24030 schedulable rows to compute_split_row.
24032 2009-03-31 Ben Elliston <bje@au.ibm.com>
24035 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
24038 2009-03-31 Alan Modra <amodra@bigpond.net.au>
24040 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
24041 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
24042 * configure: Regenerate.
24043 * config.in: Regenerate.
24044 * config/rs6000/rs6000.opt (mtls-markers): Add.
24045 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
24046 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
24047 (tls_ld_aix, tls_ld_sysv): Likewise.
24048 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
24049 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
24051 2009-03-31 Alan Modra <amodra@bigpond.net.au>
24053 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
24055 2009-03-30 Jan Hubicka <jh@suse.cz>
24057 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
24059 (tree_remove_unreachable_handlers): Cleanup EH predecestor
24060 detection and label handling.
24062 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24064 * ira-int.h (ira_allocno): Rename left_conflicts_num to
24065 left_conflicts_size.
24066 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
24067 ALLOCNO_LEFT_CONFLICTS_SIZE.
24069 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
24070 remove_allocno_from_bucket_and_push,
24071 allocno_spill_priority_compare, push_allocnos_to_stack,
24072 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24073 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
24074 (setup_allocno_left_conflicts_num): Ditto. Rename to
24075 setup_allocno_left_conflicts_size.
24076 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24077 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
24078 setup_allocno_left_conflicts_size instead of
24079 setup_allocno_left_conflicts_num.
24081 * ira-build.c (ira_create_allocno): Use
24082 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
24083 ALLOCNO_LEFT_CONFLICTS_NUM.
24085 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24087 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
24088 instead of DF_LR_OUT.
24090 * ira-lives.c (process_bb_node_lives): Ditto.
24092 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
24093 instead of DF_LR_{OUT,IN}.
24095 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
24097 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
24099 2009-03-30 Jan Hubicka <jh@suse.cz>
24101 * except.c (label_to_region_map): Fix thinko.
24103 2009-03-30 Steve Ellcey <sje@cup.hp.com>
24105 PR middle-end/38237
24106 * tree.h (tree_find_value): New declaration.
24107 * tree.c (tree_find_value): New function.
24108 * varasm.c (assemble_external): Avoid duplicate entries on lists.
24110 2009-03-30 Jakub Jelinek <jakub@redhat.com>
24113 * c-decl.c (struct c_binding): Add locus field.
24114 (bind): Add locus argument, set locus field from it.
24115 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
24116 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
24117 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
24118 implicitly_declare, undeclared_variable, lookup_label,
24119 declare_label, c_make_fname_decl, c_builtin_function,
24120 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
24123 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
24126 * config/i386/i386.c (classify_argument): Check total size of
24129 2009-03-30 Martin Jambor <mjambor@suse.cz>
24131 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
24132 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
24133 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
24136 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
24137 seen_variable_array_ref while also traversing a union.
24139 * tree-inline.c (optimize_inline_calls): Do not call
24140 cgraph_node_remove_callees.
24141 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
24142 (pass_remove_cgraph_callee_edges): New variable.
24143 * passes.c (init_optimization_passes): Add
24144 pass_remove_cgraph_callee_edges after early inlining and before all
24145 late intraprocedural passes.
24147 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
24149 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24151 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
24152 Fix typos in names.
24154 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24156 * combine.c (simplify_comparison): Use have_insn_for.
24157 * dojump.c (do_jump): Likewise.
24159 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24161 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
24162 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
24163 sparc_compare_op0 like sparc_compare_emitted used to be handled.
24164 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
24165 instead of sparc_compare_emitted.
24166 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
24167 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
24168 instead of sparc_compare_emitted.
24170 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24172 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
24173 enter/exit cfglayout mode.
24174 (pass_partition_block): Require it.
24175 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
24176 (combine_instructions): Track basic blocks instead of labels.
24177 (update_cfg_for_uncondjump): New.
24178 (try_combine): Use it. Update jumps after rescanning.
24179 (pass_combine): Require PROP_cfglayout.
24180 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
24182 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24184 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
24185 Provide/destroy PROP_cfglayout respectively.
24186 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
24187 * tree-pass.h (PROP_cfglayout): New.
24189 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24191 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
24192 fold_convert_const_fixed_from_fixed,
24193 fold_convert_const_fixed_from_int,
24194 fold_convert_const_fixed_from_real, fold_negate_const): Do not
24195 set TREE_CONSTANT_OVERFLOW.
24196 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
24197 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
24199 2009-03-30 Ira Rosen <irar@il.ibm.com>
24201 * tree-vect-loop-manip.c: New file.
24202 * tree-vectorizer.c: Update documentation and included files.
24203 (vect_loop_location): Make extern.
24204 (rename_use_op): Move to tree-vect-loop-manip.c
24205 (rename_variables_in_bb, rename_variables_in_loop,
24206 slpeel_update_phis_for_duplicate_loop,
24207 slpeel_update_phi_nodes_for_guard1,
24208 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
24209 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
24210 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
24211 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
24212 find_loop_location): Likewise.
24213 (new_stmt_vec_info): Move to tree-vect-stmts.c.
24214 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
24215 get_vectype_for_scalar_type, vect_is_simple_use,
24216 supportable_widening_operation, supportable_narrowing_operation):
24218 (bb_in_loop_p): Move to tree-vect-loop.c.
24219 (new_loop_vec_info, destroy_loop_vec_info,
24220 reduction_code_for_scalar_code, report_vect_op,
24221 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
24222 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
24223 (vect_supportable_dr_alignment): Likewise.
24224 * tree-vectorizer.h (tree-data-ref.h): Include.
24225 (vect_loop_location): Declare.
24226 Reorganize function declarations according to the new file structure.
24227 * tree-vect-loop.c: New file.
24228 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
24229 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
24230 * tree-vect-data-refs.c: New file.
24231 * tree-vect-patterns.c (timevar.h): Don't include.
24232 * tree-vect-stmts.c: New file.
24233 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
24234 tree-vect-slp.c, tree-vect-loop.c.
24235 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
24236 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
24237 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
24238 (tree-vect-analyze.o): Remove.
24239 (tree-vect-transform.o): Likewise.
24240 (tree-vect-data-refs.o): Add rule.
24241 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
24242 tree-vect-slp.o): Likewise.
24243 (tree-vect-patterns.o): Remove redundant dependencies.
24244 (tree-vectorizer.o): Likewise.
24245 * tree-vect-slp.c: New file.
24247 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24249 * optc-gen.awk: Warn if an option flag has multiple different
24252 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
24254 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
24255 -floop-block): Document dependences on PPL, CLooG and Graphite.
24257 2009-03-30 Joseph Myers <joseph@codesourcery.com>
24259 PR rtl-optimization/323
24260 * c-common.c (c_fully_fold, convert_and_check,
24261 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
24262 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
24263 * c-common.def (EXCESS_PRECISION_EXPR): New.
24264 * c-cppbuiltin.c (builtin_define_float_constants): Define
24265 constants with enough digits for long double.
24266 * c-lex.c (interpret_float): Interpret constant with excess
24267 precision where appropriate.
24268 * c-opts.c (c_common_post_options): Set
24269 flag_excess_precision_cmdline. Give an error for
24270 -fexcess-precision=standard for C++ for processors where the
24271 option is significant.
24272 * c-parser.c (c_parser_conditional_expression): Handle excess
24273 precision in condition.
24274 * c-typeck.c (convert_arguments): Handle arguments with excess
24276 (build_unary_op): Move excess precision outside operation.
24277 (build_conditional_expr): Likewise.
24278 (build_compound_expr): Likewise.
24279 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
24280 (build_modify_expr): Handle excess precision in RHS.
24281 (convert_for_assignment): Handle excess precision in converted
24283 (digest_init, output_init_element, process_init_element): Handle
24284 excess precision in initializer.
24285 (c_finish_return): Handle excess precision in return value.
24286 (build_binary_op): Handle excess precision in operands and add
24287 excess precision as needed for operation.
24288 * common.opt (-fexcess-precision=): New option.
24289 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
24290 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
24291 For standard excess precision, output explicit conversion to and
24292 truncation from XFmode.
24293 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
24294 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
24295 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
24296 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
24297 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
24298 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
24299 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
24300 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
24301 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
24302 define_splits, sqrt<mode>2): Disable where appropriate for
24303 standard excess precision.
24304 * convert.c (convert_to_real): Do not shorten arithmetic to type
24305 for which excess precision would be used.
24306 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
24307 * doc/invoke.texi (-fexcess-precision=): Document option.
24308 (-mfpmath=): Correct index entry.
24309 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
24310 flag_excess_precision): New.
24311 * langhooks.c (lhd_post_options): Set
24312 flag_excess_precision_cmdline.
24313 * opts.c (common_handle_option): Handle -fexcess-precision=.
24314 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
24315 init_excess_precision): New.
24316 (lang_dependent_init_target): Call init_excess_precision.
24317 * tree.c (excess_precision_type): New.
24318 * tree.h (excess_precision_type): Declare.
24320 2009-03-30 Joseph Myers <joseph@codesourcery.com>
24323 * c-typeck.c (build_component_ref): Do not copy qualifiers from
24324 non-lvalue to component.
24326 2009-03-29 Joseph Myers <joseph@codesourcery.com>
24328 PR preprocessor/34695
24329 * Makefile.in (c-opts.o): Depend on c-tree.h.
24330 * c-common.c: Move down include of diagnostic.h.
24331 (done_lexing, c_cpp_error): New.
24332 * c-common.h (done_lexing): Declare.
24333 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
24335 * c-opts.c: Include c-tree.h.
24336 (c_common_init_options): Set preprocessor error callback.
24337 (c_common_handle_option): Do not set preprocessor
24338 inhibit_warnings, warnings_are_errors, warn_system_headers,
24339 pedantic_errors or inhibit_warnings flags.
24340 (c_common_post_options): Do not check cpp_errors (parse_in).
24341 (c_common_finish): Do not output dependencies if there were
24342 errors. Do not check return value of cpp_finish.
24343 * c-ppoutput.c (pp_file_change): Set input_location.
24344 * c-tree.h (c_cpp_error): Declare.
24345 * diagnostic.c (diagnostic_set_info_translated): Also initialize
24347 (diagnostic_build_prefix): Check override_column.
24348 * diagnostic.h (diagnostic_info): Add override_column field.
24349 (diagnostic_override_column): Define.
24351 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
24353 * c-common.c (c_expand_expr, c_staticp): Remove.
24354 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
24355 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
24356 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
24357 * c-gimplify.c (gimplify_compound_literal_expr,
24358 optimize_compound_literals_in_ctor): Remove.
24359 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
24360 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
24361 * c-semantics.c (emit_local_var): Remove.
24363 * langhooks-def.h (lhd_expand_expr): Remove.
24364 * langhooks.c (lhd_expand_expr): Remove.
24365 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
24367 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
24368 handling from c-semantics.c; don't call into langhook.
24369 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
24370 * gimplify.c (gimplify_compound_literal_expr,
24371 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
24372 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
24373 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
24374 as was done in c-gimplify.c.
24375 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
24376 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
24377 Move from c-common.h.
24378 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
24380 * tree.c (staticp): Do not call langhook.
24381 * langhooks.c (lhd_staticp): Delete.
24382 * langhooks-def.h (lhd_staticp): Delete prototype.
24383 (LANG_HOOKS_STATICP): Delete.
24384 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
24386 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
24387 instead of DECL_STMTs.
24389 2009-03-29 Joseph Myers <joseph@codesourcery.com>
24397 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
24399 (fold_call_expr): Return a NOP_EXPR from folding rather than the
24400 contained expression.
24401 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
24402 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
24403 conditional expressions for C.
24404 (decl_constant_value_for_optimization): Move from
24405 decl_constant_value_for_broken_optimization in c-typeck.c. Check
24406 whether optimizing and that the expression is a VAR_DECL not of
24407 array type instead of doing such checks in the caller. Do not
24408 check pedantic. Call gcc_unreachable for C++.
24409 * c-common.def (C_MAYBE_CONST_EXPR): New.
24410 * c-common.h (c_fully_fold, c_save_expr,
24411 decl_constant_value_for_optimization): New prototypes.
24412 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
24413 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
24414 EXPR_INT_CONST_OPERANDS): Define.
24415 * c-convert.c (convert): Strip nops from expression.
24416 * c-decl.c (groktypename): Take extra parameters expr and
24417 expr_const_operands. Update call to grokdeclarator.
24418 (start_decl): Update call to grokdeclarator. Add statement for
24419 expressions used in type of decl.
24420 (grokparm): Update call to grokdeclarator.
24421 (push_parm_decl): Update call to grokdeclarator.
24422 (build_compound_literal): Add parameter non_const and build a
24423 C_MAYBE_COSNT_EXPR if applicable.
24424 (grokdeclarator): Take extra parameters expr and
24425 expr_const_operands. Track expressions used in declaration
24426 specifiers and declarators. Fold array sizes and track whether
24427 they are constant expressions and whether they are integer
24428 constant expressions.
24429 (parser_xref_tag): Set expr and expr_const_operands fields in
24431 (grokfield): Update call to grokdeclarator.
24432 (start_function): Update call to grokdeclarator.
24433 (build_null_declspecs): Set expr and expr_const_operands fields in
24435 (declspecs_add_type): Handle expressions in typeof specifiers.
24436 * c-parser.c (c_parser_declspecs): Set expr and
24437 expr_const_operands fields for declaration specifiers.
24438 (c_parser_enum_specifier): Likewise.
24439 (c_parser_struct_or_union_specifier): Likewise.
24440 (c_parser_typeof_specifier): Likewise. Update call to
24441 groktypename. Fold expression as needed. Return expressions with
24442 type instead of adding statements.
24443 (c_parser_attributes): Update calls to c_parser_expr_list.
24444 (c_parser_statement_after_labels): Fold expression before passing
24445 to objc_build_throw_stmt.
24446 (c_parser_condition): Fold expression.
24447 (c_parser_asm_operands): Fold expression.
24448 (c_parser_conditional_expression): Use c_save_expr. Update call
24449 to build_conditional_expr.
24450 (c_parser_alignof_expression): Update call to groktypename.
24451 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
24452 original_code. Fold expression argument of va_arg. Create
24453 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
24454 argument to va_arg. Update calls to groktypename. Fold array
24455 index for offsetof. Verify that first argument to
24456 __builtin_choose_expr has integer type.
24457 (c_parser_postfix_expression_after_paren_type): Update calls to
24458 groktypename and build_compound_literal. Handle expressions with
24459 side effects in type name.
24460 (c_parser_postfix_expression_after_primary): Update call to
24461 c_parser_expr_list. Set original_code for calls to
24462 __builtin_constant_p.
24463 (c_parser_expr_list): Take extra parameter fold_p. Fold
24464 expressions if requested.
24465 (c_parser_objc_type_name): Update call to groktypename.
24466 (c_parser_objc_synchronized_statement): Fold expression.
24467 (c_parser_objc_receiver): Fold expression.
24468 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
24469 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
24470 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
24471 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
24472 (struct c_typespec): Add elements expr and expr_const_operands.
24473 (struct c_declspecs): Add elements expr and expr_const_operands.
24474 (groktypename, build_conditional_expr, build_compound_literal):
24476 (in_late_binary_op): Declare.
24477 * c-typeck.c (note_integer_operands): New function.
24478 (in_late_binary_op): New variable.
24479 (decl_constant_value_for_broken_optimization): Move to c-common.c
24480 and rename to decl_constant_value_for_optimization.
24481 (default_function_array_conversion): Do not strip nops.
24482 (default_conversion): Do not call
24483 decl_constant_value_for_broken_optimization.
24484 (build_array_ref): Do not fold result.
24485 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
24486 result when operand is a VLA.
24487 (c_expr_sizeof_type): Update call to groktypename. Handle
24488 expressions included in type name. Use C_MAYBE_CONST_EXPR for
24489 result when operand names a VLA type.
24490 (build_function_call): Update call to build_compound_literal.
24491 Only fold result for calls to __builtin_* functions. Strip
24492 NOP_EXPR from INTEGER_CST returned from such functions. Fold
24493 the function designator.
24494 (convert_arguments): Fold arguments. Update call to
24495 convert_for_assignment.
24496 (build_unary_op): Handle increment and decrement of
24497 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
24498 decrement earlier. Fold operand of increment and decrement.
24499 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
24500 built for integer operand. Wrap returns that are INTEGER_CSTs
24501 without being integer constant expressions or that have integer
24502 constant operands without being INTEGER_CSTs.
24503 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
24504 (build_conditional_expr): Add operand ifexp_bcp. Track whether
24505 result is an integer constant expression or can be used in
24506 unevaluated parts of one and avoid folding and wrap as
24507 appropriate. Fold operands before possibly doing -Wsign-compare
24509 (build_compound_expr): Wrap result for C99 if operands can be used
24510 in integer constant expressions.
24511 (build_c_cast): Update call to digest_init. Do not ignore
24512 overflow from casting floating-point constants to integers. Wrap
24513 results that could be confused with integer constant expressions,
24514 null pointer constants or floating-point constants.
24515 (c_cast_expr): Update call to groktypename. Handle expressions
24516 included in type name.
24517 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
24518 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
24519 Update calls to convert_for_assignment.
24520 (convert_for_assignment): Take new parameter
24521 null_pointer_constant. Do not strip nops or call
24522 decl_constant_value_for_broken_optimization. Set
24523 in_late_binary_op for conversions to boolean.
24524 (store_init_value): Update call to digest_init.
24525 (digest_init): Take new parameter null_pointer_constant. Do not
24526 call decl_constant_value_for_broken_optimization. pedwarn for
24527 initializers not constant expressions. Update calls to
24528 convert_for_assignment.
24529 (constructor_nonconst): New.
24530 (struct constructor_stack): Add nonconst element.
24531 (really_start_incremental_init, push_init_level, pop_init_level):
24532 Handle constructor_nonconst and nonconst element.
24533 (set_init_index): Call constant_expression_warning for array
24535 (output_init_element): Fold value. Set constructor_nonconst as
24536 applicable. pedwarn for initializers not constant expressions.
24537 Update call to digest_init. Call constant_expression_warning
24538 where constant initializers are required.
24539 (process_init_element): Use c_save_expr.
24540 (c_finish_goto_ptr): Fold expression.
24541 (c_finish_return): Fold return value. Update call to
24542 convert_for_assignment.
24543 (c_start_case): Fold switch expression.
24544 (c_process_expr_stmt): Fold expression.
24545 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
24546 ensure statement expression is not evaluated in constant expression.
24547 (build_binary_op): Track whether results are integer constant
24548 expressions or may occur in such, disable folding and wrap results
24549 as applicable. Fold operands for -Wsign-compare warnings unless
24551 (c_objc_common_truthvalue_conversion): Handle results folded to
24552 integer constants that are not integer constant expressions.
24553 * doc/extend.texi: Document when typeof operands are evaluated,
24554 that condition of __builtin_choose_expr is an integer constant
24555 expression, and more about use of __builtin_constant_p in
24558 2009-03-29 Richard Guenther <rguenther@suse.de>
24560 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
24561 propagate addresses of array references.
24563 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
24565 * regmove.c (perhaps_ends_bb_p): Remove.
24566 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
24567 from INSN and check that the main loop stays within that basic block.
24568 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
24569 (regmove_forward_pass): Split out from regmove_optimize. Use
24570 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
24571 (regmove_backward_pass): Split out from regmove_optimize. Use
24572 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
24573 (regmove_optimize): Simplify.
24575 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
24578 * config/i386/i386.c (classify_argument): Ignore flexible array
24579 member in struct and warn ABI change.
24581 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
24583 * config/i386/i386-protos.h (ix86_agi_dependent): New.
24585 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
24586 (ix86_adjust_cost): Updated.
24588 2009-03-29 Jan Hubicka <jh@suse.cz>
24590 PR middle-end/28850
24591 * tree-pass.h (pass_cleanup_eh): New function.
24592 (remove_unreachable_regions): Break code handling RTL
24593 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
24594 that can not be reached by runtime.
24595 (can_be_reached_by_runtime): New function.
24596 (label_to_region_map): New function.
24597 (num_eh_regions): New function.
24598 (rtl_remove_unreachable_regions): New function.
24599 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
24600 (remove_eh_region): New function.
24601 * except.h: Include sbitmap and vecprim.
24602 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
24603 num_eh_regions): Declare.
24604 * passes.c (init_optimization_passes): Schedule cleanup_eh.
24605 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
24606 * tree-eh.c (tree_remove_unreachable_handlers): New function.
24607 (tree_empty_eh_handler_p): New function.
24608 (cleanup_empty_eh): New function.
24609 (cleanup_eh): New function.
24610 (pass_cleanup_eh): New function.
24612 2009-03-29 Jan Hubicka <jh@suse.cz>
24614 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
24615 for removed regions.
24617 2009-03-29 Jan Hubicka <jh@suse.cz>
24619 * except.c (dump_eh_tree): Dump all datastructures.
24621 2009-03-29 Jan Hubicka <jh@suse.cz>
24623 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
24624 (duplicate_eh_regions_1): Likewise.
24625 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
24626 vector; call EH verification.
24627 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
24628 Be ready for region being removed.
24630 2009-03-29 Jan Hubicka <jh@suse.cz>
24632 * bitmap.c (bitmap_last_set_bit): New function.
24633 * bitmap.h (bitmap_last_set_bit): Declare.
24635 2009-03-29 David Ayers <ayers@fsfe.org>
24638 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
24639 by calling objc_compare_types and surpress warnings about
24640 incompatible C pointers that are compatible ObjC pointers.
24642 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
24644 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
24645 call initialize_inline_failed.
24646 (initialize_inline_failed): Move it from here ...
24647 * cgraph.c (initialize_inline_failed): ... to here.
24648 (cgraph_create_edge): Call initialize_inline_failed rather than
24649 setting inline_failed directly.
24651 2009-03-29 Ben Elliston <bje@au.ibm.com>
24654 * sysv4.opt (msdata): Improve comment.
24655 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
24656 * sysv4.h (SVR4_ASM_SPEC): Likewise.
24658 2009-03-29 Ben Elliston <bje@au.ibm.com>
24661 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
24662 load and store attributes.
24664 2009-03-29 Ben Elliston <bje@au.ibm.com>
24666 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
24667 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
24668 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
24669 * doc/extend.texi (X86 Built-in Functions): Add index entries for
24670 __builtin_infq and __builtin_huge_valq.
24672 2009-03-28 Anatoly Sokolov <aesok@post.ru>
24674 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
24676 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
24677 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
24679 2009-03-28 Xinliang David Li <davidxl@google.com>
24681 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
24682 (do_dbg_cnt): New function.
24684 2009-03-28 Jan Hubicka <jh@suse.cz>
24686 Merge from pretty-ipa:
24688 2009-03-27 Jan Hubicka <jh@suse.cz>
24690 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
24691 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
24692 * passes.c (function_called_by_processed_nodes_p): New.
24693 * ipa-pure-const.c (check_call): Fix handling of operands.
24694 (analyze_function): Dump debug output for skipped bodies.
24695 (local_pure_const): Use function_called_by_processed_nodes_p.
24696 * dwarf2out.c (reference_to_unused): Use output.
24697 * passes.c (do_per_function_toporder): Likewise.
24699 2008-11-12 Jan Hubicka <jh@suse.cz>
24701 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
24702 * ipa-pure-const.c (funct_state_d): Add can throw field; make
24703 state_set_in_source enum
24704 (check_decl): Ignore memory tags; do not set fake looping flags;
24706 (check_operand, check_tree, check_rhs_var, check_lhs_var,
24707 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
24708 (check_call, analyze_function): Rewrite.
24710 (add_new_function): Update call of analyze_function.
24711 (generate_summary): Add call of analyze_function.
24712 (propagate): Propagate can_throw; handle state_set_in_source correctly.
24713 (local_pure_const): New function.
24714 (pass_local_pure_const): New pass.
24715 * ipa-inline.c (inline_transform): Set after_inlining.
24716 * tree-eh.c (stmt_can_throw_external): New.
24717 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
24718 work with aliasing built.
24719 * tree-flow.h (stmt_can_throw_external): New.
24720 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
24721 and local pure/const pass in early and late optimization queue.
24723 2009-03-28 Martin Jambor <mjambor@suse.cz>
24725 * fold-const.c (get_pointer_modulus_and_residue): New parameter
24727 (fold_binary): Allow function decl aligment consideration is the
24728 second argument is integer constant one.
24729 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
24730 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
24731 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
24733 2009-03-28 Jan Hubicka <jh@suse.cz>
24735 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
24736 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
24737 * function.h (rtl_data): Add nothrow flag.
24738 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
24739 set DECL_NOTHROW for AVAILABLE functions.
24741 2009-03-28 Jakub Jelinek <jakub@redhat.com>
24743 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
24744 following vector keyword has expansion starting with pixel or bool
24745 keyword, expand vector to __vector and pixel or bool to __pixel or
24749 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
24750 warn_if_disallowed_function_p): Removed.
24751 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
24752 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
24753 warning_if_disallowed_function_p.
24754 * flags.h (warn_if_disallowed_function_p,
24755 warn_disallowed_functions): Removed.
24756 * common.opt (Wdisallowed-function-list=): Removed.
24757 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
24759 2009-03-28 Richard Guenther <rguenther@suse.de>
24761 PR tree-optimization/38723
24762 * tree-ssa-pre.c (compute_avail): Add all default definitions to
24765 2009-03-28 Jan Hubicka <jh@suse.cz>
24767 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
24768 test introduced by my previous patch.
24770 2009-03-28 Richard Guenther <rguenther@suse.de>
24772 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
24773 the PHIs value undefined.
24775 2009-03-28 Jan Hubicka <jh@suse.cz>
24777 * tree-pass.h (pass_fixup_cfg): New pass.
24778 * ipa-inline.c (inline_transform): Set
24779 always_inline_functions_inlined/after_inlining.
24780 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
24781 (pass_fixup_cfg): New pass.
24782 * passes.c (init_optimization_passes): Add fixup_cfg.
24784 2009-03-28 Richard Guenther <rguenther@suse.de>
24786 PR tree-optimization/38458
24787 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
24788 argument use the arguments copy-of value.
24790 2009-03-28 Richard Guenther <rguenther@suse.de>
24792 PR tree-optimization/38180
24793 * tree-ssa-ccp.c (get_default_value): Simplify.
24794 (likely_value): Likewise.
24795 (surely_varying_stmt_p): Properly handle VOP case.
24796 (ccp_initialize): Likewise.
24797 (ccp_fold): Handle propagating through *&.
24798 (fold_const_aggregate_ref): Also handle decls.
24800 2009-03-28 Jan Hubicka <jh@suse.cz>
24802 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
24803 * cgraph.h (cgraph_node): Likewise.
24804 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
24805 (cgraph_reset_node): Use process flag.
24806 (cgraph_mark_functions_to_output): Likewise.
24807 (cgraph_expand_function): Likewise.
24808 (cgraph_expand_all_functions): Likewise.
24809 (cgraph_output_in_order): Likewise.
24810 * dwarf2out.c (reference_to_unused): Likewise.
24811 * passes.c do_per_function_toporder): Likewise.
24813 2009-03-28 Jan Hubicka <jh@suse.cz>
24815 Bring from lto-branch:
24817 2008-09-03 Doug Kwan <dougkwan@google.com>
24819 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
24820 enums instead of reason strings.
24821 * cgraph.c (cgraph_create_edge): Same.
24822 (cgraph_inline_failed_string): New function.
24823 * cgraph.h (cgraph_inline_failed_t): New enum type.
24824 (cgraph_inline_failed_string): New prototype.
24825 (struct cgraph_edge): Change type of INLINED_FAILED from constant
24826 char pointer to cgraph_inline_failed_t.
24827 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
24828 (cgraph_default_inline_p): Ditto.
24829 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
24830 to cgraph_inline_failed_t pointer.
24831 * cif-code.def: New file.
24832 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
24834 (cgraph_check_inline_limits): Change type of REASON to pointer to
24835 cgraph_inline_failed_t. Replace reason strings with enums.
24836 (cgraph_default_inline_p): Ditto.
24837 (cgraph_recursive_inlining_p): Ditto.
24838 (update_caller_keys): Change type of FAILED_REASON to
24839 cgraph_inline_failed_t.
24840 (cgraph_set_inline_failed): Change type of REASON to pointer to
24841 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
24842 convert enums to strings for text output.
24843 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
24844 to be of type cgraph_inline_failed_t. Replace reason strings with
24845 enums. Call cgraph_inline_failed_string to covert enums
24846 to strings for text output.
24847 (cgraph_decide_inlining): Replace reason strings with enums.
24848 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
24849 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
24851 * tree-inline.c (expand_call_inline): Change type of REASON
24852 to cgraph_inline_failed_t. Replace reason strings with enums.
24853 Call cgraph_inline_failed_string for text output.
24854 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
24857 2009-03-28 Jan Hubicka <jh@suse.cz>
24859 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
24860 cgraph_clone_node): Remove master clone handling.
24861 (cgraph_is_master_clone, cgraph_master_clone): Remove.
24862 * cgraph.h (master_clone): Remove.
24863 (cgraph_is_master_clone, cgraph_master_clone): Remove.
24864 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
24865 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
24867 2009-03-28 Jan Hubicka <jh@suse.cz>
24869 * cgraph.c (cgraph_function_body_availability): Functions declared
24870 inline are always safe to assume that it is not going to be replaced.
24872 2009-03-28 Richard Guenther <rguenther@suse.de>
24874 PR tree-optimization/38513
24875 * tree-ssa-pre.c (eliminate): Remove redundant stores.
24876 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
24877 EXC_PTR_EXPR and FILTER_EXPR.
24878 (get_ref_from_reference_ops): Likewise.
24880 2009-03-28 Richard Guenther <rguenther@suse.de>
24882 PR tree-optimization/38968
24883 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
24884 Use FLOOR_MOD_EXPR to compute misalignment.
24886 2009-03-28 Richard Guenther <rguenther@suse.de>
24888 PR tree-optimization/37795
24889 * tree.h (combine_comparisons): Declare.
24890 * fold-const.c (combine_comparisons): Export.
24891 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
24893 (ifcombine_iforif): Use combine_comparisons.
24895 2009-03-28 Jan Hubicka <jh@suse.cz>
24897 * tree-eh.c (inlinable_call_p): New function.
24898 (make_eh_edges): Use it.
24899 (verify_eh_edges): Use it.
24900 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
24901 * except.c (reachable_next_level): Add inlinable_function argument
24902 (sjlj_find_directly_reachable_regions): Update.
24903 (add_reachable_handler): Do not set saw_any_handlers.
24904 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
24905 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
24906 Add new inlinable call parameter.
24907 (can_throw_internal, can_throw_external): Update.
24908 * except.h (can_throw_internal_1, can_throw_external_1,
24909 foreach_reachable_handler): Update declaration.
24911 2009-03-28 Joseph Myers <joseph@codesourcery.com>
24913 * config/arm/t-arm-coff, config/h8300/coff.h,
24914 config/i386/i386-aout.h, config/i386/i386-coff.h,
24915 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
24916 config/pdp11/2bsd.h, config/rs6000/aix41.h,
24917 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
24918 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
24919 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
24920 sys-types.h: Remove.
24921 * Makefile.in: Remove protoize and fixproto support and references
24923 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
24924 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
24926 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
24927 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
24928 unprotoize$(exeext).
24929 (rest.encap): Don't depend on $(STMP_FIXPROTO)
24930 (.PHONY): Don't depend on proto.
24931 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
24932 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
24933 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
24934 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
24935 build/gen-protos.o, build/scan.o, xsys-protos.h,
24936 build/fix-header$(build_exeext), build/fix-header.o,
24937 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
24938 stmp-install-fixproto): Remove.
24939 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
24940 SYSCALLS.c or fixproto files.
24941 (install-common): Don't install protoize.
24942 (install-headers-tar, install-headers-cpio, install-headers-cp):
24943 Don't depend on $(STMP_FIXPROTO).
24944 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
24945 install fixproto files or write out fixproto settings.
24946 (uninstall): Don't uninstall protoize.
24947 * config.gcc (use_fixproto): Remove.
24948 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
24949 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
24950 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
24951 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
24952 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
24953 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
24954 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
24955 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
24956 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
24957 * config/t-vxworks (STMP_FIXPROTO): Remove.
24958 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
24959 STMP_FIXPROTO): Remove.
24960 * config.in, configure: Regenerate.
24961 * crtstuff.c (gid_t, uid_t): Don't undefine.
24962 * doc/install.texi: Change m68k-coff to m68k-elf in example.
24963 (arm-*-coff, arm-*-aout: Remove target entries.
24964 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
24965 Remove mention of AIX 4.1.
24966 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
24967 * doc/invoke.texi (Running Protoize): Remove.
24968 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
24969 (Protoize Caveats): Remove.
24970 * tsystem.h: Update comments on headers assumed to exist.
24972 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
24974 * genautomata.c: Add a new year to the copyright. Add a new
24976 (struct insn_reserv_decl): Add comments for member bypass_list.
24977 (find_bypass): Remove.
24978 (insert_bypass): New.
24979 (process_decls): Use insert_bypass.
24980 (output_internal_insn_latency_func): Output all bypasses with the
24981 same input insn in one switch case.
24983 * rtl.def (define_bypass): Describe bypass choice.
24984 * doc/md.texi (define_bypass): Ditto.
24986 2009-03-27 Richard Guenther <rguenther@suse.de>
24988 * gimplify.c (mark_addressable): Export.
24989 * tree-flow.h (mark_addressable): Declare.
24990 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
24991 * tree-ssa.c (verify_phi_args): Verify that address taken
24992 variables have TREE_ADDRESSABLE set.
24994 2009-03-27 Richard Guenther <rguenther@suse.de>
24996 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
24997 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
24998 Do not mark decls TREE_ADDRESSABLE.
24999 (build_fold_addr_expr): Adjust.
25000 (fold_addr_expr): Remove.
25001 (fold_unary): Use build_fold_addr_expr.
25002 (fold_comparison): Likewise.
25003 (split_address_to_core_and_offset): Likewise.
25004 * coverage.c (tree_coverage_counter_addr): Mark the array decl
25006 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
25007 (gimplify_modify_expr_to_memcpy): Mark source and destination
25009 * omp-low.c (create_omp_child_function): Mark the object decl
25011 (lower_rec_input_clauses): Mark the var we take the address of
25013 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
25015 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25017 PR middle-end/39315
25018 * cfgexpand.c (expand_one_stack_var_at): Change alignment
25019 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
25021 2009-03-27 Richard Guenther <rguenther@suse.de>
25023 PR tree-optimization/39120
25024 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
25026 (handle_lhs_call): Process return constraints. Add escape
25027 constraints if necessary.
25028 (handle_const_call): Fill out return constraints. Make nested
25029 case more precise. Avoid consttmp if possible.
25030 (handle_pure_call): Fill out return constraints. Avoid
25031 callused if possible.
25032 (find_func_aliases): Simplify call handling.
25034 2009-03-27 Richard Guenther <rguenther@suse.de>
25036 PR tree-optimization/39120
25037 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
25038 as a representative.
25039 (solve_graph): Do propagate CALLUSED.
25040 (handle_pure_call): Use a scalar constraint from CALLUSED for
25042 (find_what_p_points_to): CALLUSED shall not appear in poins-to
25045 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25048 * c-common.c (handle_aligned_attribute): Properly check alignment
25049 overflow. Use (1U << i) instead of (1 << i).
25051 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
25053 * expr.h (get_mem_align_offset): Updated.
25055 * tree.h (tree_decl_common): Change align to "unsigned int" and
25056 move it before pointer_alias_set.
25058 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25059 Jakub Jelinek <jakub@redhat.com>
25062 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
25063 gr_register_operand with gr_reg_or_0_operand.
25064 (cmpxchg_rel_di): Likewise.
25065 (sync_lock_test_and_set<mode>): Likewise.
25067 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25069 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
25070 (true_regnum): Likewise.
25072 * rtlanal.c (subreg_info): Moved to ...
25073 * rtl.h (subreg_info): Here. New.
25074 (subreg_get_info): New.
25076 * rtlanal.c (subreg_get_info): Make it extern.
25078 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25081 * config/i386/i386.c (ix86_abi): New.
25082 (override_options): Handle -mabi=.
25083 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
25084 (ix86_call_abi_override): Likewise.
25085 (init_cumulative_args): Likewise.
25086 (function_arg_advance): Likewise.
25087 (function_arg_64): Likewise.
25088 (function_arg): Likewise.
25089 (ix86_pass_by_reference): Likewise.
25090 (ix86_function_value_regno_p): Likewise.
25091 (ix86_build_builtin_va_list_abi): Likewise.
25092 (setup_incoming_varargs_64): Likewise.
25093 (is_va_list_char_pointer): Likewise.
25094 (ix86_init_machine_status): Likewise.
25095 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
25096 (ix86_function_type_abi): Return enum calling_abi. Rewrite
25097 for 64bit. Replace DEFAULT_ABI with ix86_abi.
25098 (ix86_function_abi): Make it static and return enum calling_abi.
25099 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
25101 (ix86_fn_abi_va_list): Updated.
25103 * config/i386/i386.h (ix86_abi): New.
25104 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
25105 (CONDITIONAL_REGISTER_USAGE): Likewise.
25106 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
25107 (machine_function): Likewise.
25109 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
25111 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
25112 (STACK_BOUNDARY): Likewise.
25113 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
25115 * config/i386/i386.opt (mabi=): New.
25117 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
25118 return enum calling_abi.
25119 (ix86_function_type_abi): Likewise.
25120 (ix86_function_abi): Removed.
25122 * doc/invoke.texi: Document -mabi= option for x86.
25124 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25126 * builtins.c (real_dconstp): Delete.
25127 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
25129 2009-03-27 Dodji Seketeli <dodji@redhat.com>
25130 Jakub Jelinek <jakub@redhat.com>
25133 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
25134 (gen_subprogram_die): When a function is explicit, generate the
25135 DW_AT_explicit attribute.
25136 * langhooks.h (struct lang_hooks_for_decls): Add
25137 function_decl_explicit_p langhook.
25138 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
25139 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
25141 2009-03-27 Jakub Jelinek <jakub@redhat.com>
25143 * builtins.c (fold_builtin_memory_op): Optimize memmove
25144 into memcpy if we can prove source and destination don't overlap.
25146 * tree-inline.c: Include gt-tree-inline.h.
25147 (clone_fn_id_num): New variable.
25148 (clone_function_name): New function.
25149 (tree_function_versioning): Use it.
25150 * Makefile.in (GTFILES): Add tree-inline.c.
25152 2009-03-27 Mark Mitchell <mark@codesourcery.com>
25154 * BASE-VER: Change to 4.5.0.
25156 2009-03-27 Xinliang David Li <davidxl@google.com>
25158 PR tree-optimization/39557
25159 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
25161 2009-03-27 Xinliang David Li <davidxl@google.com>
25163 PR tree-optimization/39548
25164 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
25167 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25169 * c-common.c (pointer_int_sum): Use %wd on return from
25172 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25174 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
25175 on return from tree_low_cst.
25177 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
25180 * ginclude/stdarg.h (va_copy): Define also for
25181 __GXX_EXPERIMENTAL_CXX0X__.
25183 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25186 * builtins.h (c_strlen): Do not warn here.
25187 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
25188 * c-common.c (pointer_int_sum): Take an explicit location.
25189 Warn about offsets out of bounds.
25190 * c-common.h (pointer_int_sum): Adjust declaration.
25192 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25194 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
25197 2009-03-26 Jakub Jelinek <jakub@redhat.com>
25200 * opts.c (warn_if_disallowed_function_p): Don't assume
25201 get_callee_fndecl must return non-NULL.
25203 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
25205 PR rtl-optimization/39522
25206 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
25207 when reg_reloaded_valid is set.
25209 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25211 * config/spu/divv2df3.c: New file.
25212 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
25213 (DPBIT_FUNCS): Filter out _div_df.
25215 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
25217 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
25218 a jump insn, count that jump in the distance to the loop start.
25220 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
25223 * config/sh/sh.c (calc_live_regs): Fix condition for global
25224 registers except PIC_OFFSET_TABLE_REGNUM.
25226 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
25229 * doc/invoke.texi (-mconsole): New.
25231 (-mno-cygwin): New.
25233 (-mnop-fun-dllimport): New.
25237 (sub section "i386 and x86-64 Windows Options"): New.
25239 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
25241 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
25242 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
25244 2009-03-25 Richard Guenther <rguenther@suse.de>
25246 PR middle-end/39497
25247 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
25250 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
25252 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
25253 neither of haifa/selective schedulers are working.
25255 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25257 * doc/invoke.texi (Debugging Options): Fix description of
25258 -fno-merge-debug-strings.
25260 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
25262 * config/cris/libgcc.ver: New version-script.
25263 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
25265 * configure.ac <GAS features, nop mnemonic>: Add pattern
25266 crisv32-*-* for "nop".
25267 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
25268 * configure: Regenerate.
25270 2009-03-24 Ira Rosen <irar@il.ibm.com>
25272 PR tree-optimization/39529
25273 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
25274 mark_sym_for_renaming for the tag copied to the new vector
25277 2009-03-24 Arthur Loiret <aloiret@debian.org>
25279 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
25280 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
25281 EXTRA_SPEC_FUNCTIONS.
25282 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
25283 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
25284 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
25285 -march and -mtune options.
25287 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
25289 * config/m68k/t-rtems: Add m5329 multilib.
25291 2009-03-24 Dodji Seketeli <dodji@redhat.com>
25292 Jakub Jelinek <jakub@redhat.com>
25295 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
25298 2009-03-23 Jakub Jelinek <jakub@redhat.com>
25301 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
25302 instead of c_parser_expression_conv, if original_code isn't one of the
25303 4 allowed comparison codes, fail.
25305 2009-03-23 Richard Guenther <rguenther@suse.de>
25307 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
25308 * tree.h (struct tree_type): Likewise.
25309 * reload.h (struct insn_chain): Likewise.
25310 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
25311 * function.h (struct function): Likewise.
25312 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
25314 2009-03-23 Jakub Jelinek <jakub@redhat.com>
25316 PR tree-optimization/39516
25317 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
25319 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
25321 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
25322 should be set true if BITS_PER_WORD of target is bigger than 32
25324 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
25326 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
25327 Translate -B-options to -rpath-link. Correct existing
25328 rpath-link and conditionalize on !nostdlib.
25330 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25332 * doc/extend.texi (Function Attributes, Variable Attributes):
25334 * doc/invoke.texi (Debugging Options, Optimize Options)
25335 (i386 and x86-64 Options, MCore Options): Likewise.
25337 2009-03-20 Jakub Jelinek <jakub@redhat.com>
25340 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
25341 it for block local namespace aliases.
25342 (gen_decl_die): Pass context_die to gen_namespace_die.
25344 2009-03-19 Jakub Jelinek <jakub@redhat.com>
25347 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
25348 minimum or maximum value.
25350 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
25352 * reginfo.c (globalize_reg): Recompute derived reg sets.
25354 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
25357 * libgcc2.c (mprotect): Do not use signed arguments for
25358 VirtualProtect, use DWORD arguments. Also fix the 'may
25359 be used uninitialized' warning for the np variable.
25361 2009-03-19 Jakub Jelinek <jakub@redhat.com>
25364 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
25365 functions using regparm calling conventions when not optimizing.
25366 (ix86_function_sseregparm): Similarly for sseregparm calling
25369 2009-03-19 Li Feng <nemokingdom@gmail.com>
25371 PR middle-end/39500
25372 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
25373 dependence if the first conflict is after niter iterations.
25375 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
25377 PR middle-end/38609
25378 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
25379 functions with dynamic stack-pointer adjustments.
25381 2009-03-19 Ben Elliston <bje@au.ibm.com>
25383 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
25384 option; change to -msdata=data.
25386 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25388 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
25391 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
25394 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
25396 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
25398 * doc/invoke.texi (Code Gen Options): Expand discussion of
25401 2009-03-18 Jakub Jelinek <jakub@redhat.com>
25403 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
25404 * matrix-reorg.c (struct matrix_info): Likewise.
25405 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
25406 * rtl.h (struct mem_attrs): Likewise.
25407 * df.h (struct df): Likewise.
25408 * tree-data-ref.h (struct data_dependence_relation): Likewise.
25409 * ira-int.h (struct ira_allocno): Likewise.
25410 * df-scan.c (struct df_collection_rec): Likewise.
25411 * ira.c (struct equivalence): Likewise.
25412 * function.c (struct temp_slot): Likewise.
25413 * cfgloop.h (struct loop): Likewise.
25416 * function.c (use_register_for_decl): When not optimizing, disregard
25417 register keyword for variables with types containing methods.
25419 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
25421 PR middle-end/39447
25422 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
25423 (is_simple_operand): Call contains_component_ref_p before calling data
25424 reference analysis that would fail on COMPONENT_REFs.
25426 * tree-vrp.c (search_for_addr_array): Fix formatting.
25428 2009-03-18 Richard Guenther <rguenther@suse.de>
25430 * tree-vect-transform.c (vect_loop_versioning): Fold the
25431 generated comparisons.
25432 * tree-vectorizer.c (set_prologue_iterations): Likewise.
25433 (slpeel_tree_peel_loop_to_edge): Likewise.
25435 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25437 PR middle-end/37805
25438 * opts.c (print_specific_help): In addition to `undocumented',
25439 accept `separate' and `joined' flags if passed alone. Describe
25440 output by the first matched one of those.
25441 (common_handle_option): Skip over empty strings.
25442 * gcc.c (display_help): Fix help string for `--help='.
25443 * doc/invoke.texi (Option Summary, Overall Options): With
25444 `--help=', classes and qualifiers can both be repeated, but
25445 only the latter can be negated. One should not pass only
25446 negated qualifiers. Fix markup and examples.
25449 2008-10-14 Jakub Jelinek <jakub@redhat.com>
25450 PR middle-end/37805
25451 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
25452 and -fhelp=separate.
25454 2009-03-17 Jing Yu <jingyu@google.com>
25456 PR middle-end/39378
25457 * function.h (struct rtl_data): Move is_thunk from here...
25458 (struct function): ...to here.
25459 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
25460 * varasm.c (assemble_start_function): Change is_thunk from crtl to
25462 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
25464 (alpha_does_function_need_gp, alpha_start_function): Likewise.
25465 (alpha_output_function_end_prologue): Likewise.
25466 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
25467 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
25468 (rs6000_output_function_epilogue): Likewise.
25469 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
25471 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
25474 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
25475 from different units in a single alternative.
25476 (*truncdfsf_i387): Ditto.
25477 (*truncxfsf2_mixed): Ditto.
25478 (*truncxfdf2_mixed): Ditto.
25480 2009-03-17 Jakub Jelinek <jakub@redhat.com>
25482 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
25483 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
25486 * tree-ssa-live.c (remove_unused_locals): Don't remove local
25487 unused non-artificial variables when not optimizing.
25490 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
25491 DW_TAG_imported_module even if decl is IMPORTED_DECL with
25492 NAMESPACE_DECL in its DECL_INITIAL.
25494 PR middle-end/39443
25495 * optabs.c (set_user_assembler_libfunc): New function.
25496 * expr.h (set_user_assembler_libfunc): New prototype.
25497 * c-common.c: Include libfuncs.h.
25498 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
25499 for memcmp, memset, memcpy, memmove and abort.
25500 * Makefile.in (c-common.o): Depend on libfuncs.h.
25503 * dwarf2out.c (gen_inlined_enumeration_type_die,
25504 gen_inlined_structure_type_die, gen_inlined_union_type_die,
25505 gen_tagged_type_instantiation_die): Removed.
25506 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
25509 2009-03-17 Janis Johnson <janis187@us.ibm.com>
25512 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
25514 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
25515 (check-parallel-%): Ditto.
25516 (check-consistency): Ditto.
25518 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
25520 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
25521 local variable rhs by NULL_TREE.
25523 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25526 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
25528 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25531 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
25533 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25536 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
25537 for ms->sysv ABI calls only in 64bit mode.
25539 * config/i386/i386.md (untyped_call): Support 32bit.
25541 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
25543 * doc/extend.texi: Replace x86_65 with x86_64.
25545 2009-03-16 Jakub Jelinek <jakub@redhat.com>
25547 PR tree-optimization/39455
25548 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
25549 mismatches for POINTER_TYPE_P (type).
25550 (number_of_iterations_le): Likewise.
25552 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
25554 * config/picochip/picochip.c: Removed profiling support.
25555 * config/picochip/picochip.md: Removed profiling instruction.
25556 * config/picochip/picochip.h: Removed profiling builtin.
25558 2009-03-16 Joseph Myers <joseph@codesourcery.com>
25560 * doc/install.texi (--with-host-libstdcxx): Document.
25562 2009-03-14 Anatoly Sokolov <aesok@post.ru>
25565 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
25566 generate a warning if the function name does not begin with
25567 "__vector" and the function has either the 'signal' or 'interrupt'
25568 attribute, from here to ...
25569 (avr_declare_function_name): ...here. New function.
25570 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
25571 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
25573 2009-03-14 Jakub Jelinek <jakub@redhat.com>
25576 * cse.c (fold_rtx): Don't modify original const_arg1 when
25577 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
25578 separate variable instead.
25579 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
25580 from out of range shift counts.
25581 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
25583 2009-03-13 Catherine Moore <clm@codesourcery.com>
25585 * config/i386/x-mingw32 (host-mingw32.o): Replace
25586 diagnostic.h with $(DIAGNOSTIC_H).
25588 2009-03-12 Jakub Jelinek <jakub@redhat.com>
25591 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
25593 * config/i386/sync.md (sync_compare_and_swap<mode>,
25594 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
25595 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
25597 (sync_double_compare_and_swapdi_pic,
25598 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
25599 cmpxchg8b_pic_memory_operand instead of just memory_operand.
25601 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25604 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
25606 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25609 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
25610 (avx_addsubv4df3): Likewise.
25611 (*avx_addsubv4sf3): Likewise.
25612 (sse3_addsubv4sf3): Likewise.
25614 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25617 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
25619 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
25622 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
25623 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
25624 registers for allocnos created from user-defined variables.
25626 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25629 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
25630 of non-integer mode as well.
25632 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
25634 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
25635 for functions for which the parameter types are unknown.
25637 2009-03-11 Jakub Jelinek <jakub@redhat.com>
25640 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
25641 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
25642 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
25643 * config/i386/i386.c (ix86_local_alignment): For
25644 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
25645 long long variables on the stack to avoid dynamic realignment.
25646 Allow the first argument to be a decl rather than type.
25647 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
25649 2009-03-11 Nick Clifton <nickc@redhat.com>
25652 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
25654 Add description to mno-lsim option.
25655 * config/mcore/mcore.h: Remove comment about deprecated m4align
25657 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
25658 * doc/invoke.texi: Add description of mno-lsim and
25659 mstack-increment options.
25661 * config/fr30/fr30.opt: Document the -mno-lsim option.
25662 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
25663 and -mno-lsim options.
25665 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25667 * fold-const.c (fold_comparison): Only call fold_inf_compare
25668 if the mode supports infinities.
25670 2009-03-11 Jason Merrill <jason@redhat.com>
25673 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
25674 end already did. Notice GIMPLE_CALL modifications of the result.
25675 Don't copy debug information from an ignored decl or a decl from
25678 2009-03-10 Richard Guenther <rguenther@suse.de>
25679 Nathan Froyd <froydnj@codesourcery.com>
25681 PR middle-end/37850
25682 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
25683 (__divMODE3): Likewise.
25685 2009-03-09 Jakub Jelinek <jakub@redhat.com>
25687 PR tree-optimization/39394
25688 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
25689 DECL_SIZE_UNIT of variable length FIELD_DECLs.
25691 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
25693 * recog.c (verfiy_changes): Disallow renaming of hard regs in
25694 inline asms for register asm ("") declarations.
25696 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
25698 * fold-const.c (fold_unary): Fix comment.
25700 2009-03-07 Jan Hubicka <jh@suse.cz>
25703 * tree-inline.c (setup_one_parameter): Do replacement of const
25704 argument by constant in SSA form.
25706 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25708 PR middle-end/38028
25709 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
25710 determine alignment passed to assign_stack_local.
25711 (assign_parms_unsplit_complex): Likewise.
25712 * except.c (sjlj_build_landing_pads): Likewise.
25714 2009-03-06 Jakub Jelinek <jakub@redhat.com>
25716 PR middle-end/39360
25717 * tree-flow.h (add_referenced_var): Return bool instead of void.
25718 * tree-dfa.c (add_referenced_var): Return result of
25719 referenced_var_check_and_insert call.
25720 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
25721 of referenced_var_check_and_insert.
25724 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
25725 (gen_variable_die): Emit DW_AT_location on abstract static variable's
25726 DIE, don't emit it if abstract origin already has it.
25727 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
25728 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
25730 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
25732 * genpreds.c (needs_variable): Fix parentheses at variable name
25734 (write_tm_constrs_h): Indent generated code.
25736 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
25738 * doc/extend.texi (Function Attributes): Add documentation
25739 for isr attributes.
25741 2009-03-06 Jakub Jelinek <jakub@redhat.com>
25744 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
25745 take locus from its DECL_SOURCE_LOCATION instead of input_location.
25747 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
25749 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
25752 2009-03-05 Jakub Jelinek <jakub@redhat.com>
25755 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
25756 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
25758 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
25760 * config/i386/i386.md (R8_REG, R9_REG): New constants.
25761 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
25762 constants instead of magic numbers.
25763 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
25765 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
25766 (x86_64_ms_abi_int_parameter_registers): Ditto.
25767 (x86_64_int_return_registers): Ditto.
25768 (ix86_maybe_switch_abi): Ditto.
25769 (ix86_expand_call): Ditto for clobbered_registers array.
25770 (ix86_hard_regno_mode_ok): Ditto.
25771 (x86_extended_QIreg_mentioned_p): Ditto.
25773 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
25775 PR tree-optimization/39349
25776 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
25778 * combine.c (gen_lowpart_for_combine): Use omode when generating
25781 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
25783 PR rtl-optimization/39235
25784 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
25786 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
25788 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
25790 2009-03-04 Richard Guenther <rguenther@suse.de>
25792 PR tree-optimization/39362
25793 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
25794 that occur in abnormal PHIs should be varying.
25796 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
25798 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
25800 (simple_iv): Take loop as an argument instead of statement.
25801 * tree-scalar-evolution.h (simple_iv): Declaration changed.
25802 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
25804 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
25806 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
25807 * matrix-reorg.c (analyze_transpose): Ditto.
25808 * tree-data-ref.c (dr_analyze_innermost): Ditto.
25809 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
25810 * tree-predcom.c (ref_at_iteration): Ditto.
25811 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
25813 2009-03-04 Richard Guenther <rguenther@suse.de>
25815 PR tree-optimization/39358
25816 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
25817 escaped_id and callused_id.
25818 (solve_graph): Likewise.
25820 2009-03-04 Richard Guenther <rguenther@suse.de>
25822 PR tree-optimization/39339
25823 * tree-sra.c (try_instantiate_multiple_fields): Make it
25824 no longer ICE on the above.
25826 2009-03-03 Joseph Myers <joseph@codesourcery.com>
25828 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
25829 that fits within Pmode.
25831 2009-03-03 Steve Ellcey <sje@cup.hp.com>
25833 PR middle-end/10109
25834 * tm.texi (LIBCALL_VALUE): Update description.
25836 2009-03-03 Steve Ellcey <sje@cup.hp.com>
25838 PR middle-end/34443
25839 * doc/extend.texi (section): Update description.
25841 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
25843 PR middle-end/39345
25844 * tree-inline.c (remapped_type): New.
25845 (can_be_nonlocal): Call remapped_type instead of remap_type.
25847 2009-03-03 Jakub Jelinek <jakub@redhat.com>
25850 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
25851 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
25853 2009-03-03 Richard Guenther <rguenther@suse.de>
25855 PR middle-end/39272
25856 * tree.c (tree_nonartificial_location): New function.
25857 * tree.h (tree_nonartificial_location): Declare.
25858 * builtins.c (expand_builtin_memory_chk): Provide location
25859 of the call location for artificial function pieces.
25860 (maybe_emit_chk_warning): Likewise.
25861 (maybe_emit_sprintf_chk_warning): Likewise.
25862 (maybe_emit_free_warning): Likewise.
25863 * expr.c (expand_expr_real_1): Likewise.
25865 2009-03-03 Jakub Jelinek <jakub@redhat.com>
25867 PR tree-optimization/39343
25868 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
25869 COMPONENT_REF t has ARRAY_TYPE.
25871 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
25873 PR middle-end/39335
25874 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
25875 when the type precision of the induction variable should be
25876 larger than the type precision of nit.
25877 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
25878 * graphite.c (graphite_loop_normal_form): Same.
25879 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
25881 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
25883 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
25884 (*call_1_rex64_ms_sysv): Use named constants instead of magic
25885 numbers to describe clobbered registers.
25886 (*call_value_0_rex64_ms_sysv): Ditto.
25887 * config/i386/mmx.md (mmx_emms): Ditto.
25888 (mmx_femms): Ditto.
25890 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
25892 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
25895 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25897 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
25898 (spu_section_type_flags): New function.
25900 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
25902 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
25903 reg_class_contents of FLOAT_REGS into a temporary.
25905 2009-03-02 Richard Guenther <rguenther@suse.de>
25906 Ira Rosen <irar@il.ibm.com>
25908 PR tree-optimization/39318
25909 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
25910 information to the vectorized statement.
25912 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
25914 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
25915 variable. Use defined names instead of magic constants for REX SSE
25918 2009-03-01 Richard Guenther <rguenther@suse.de>
25920 PR tree-optimization/39331
25921 * omp-low.c (lower_send_shared_vars): Do not receive new
25922 values for the reference of DECL_BY_REFERENCE parms or results.
25924 2009-03-01 Jan Hubicka <jh@suse.cz>
25927 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
25928 BLOCK_NONLOCALIZED_VAR): New macros.
25929 (tree_block): Add nonlocalized_vars.
25930 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
25931 gen_decl_die): Add origin argument. Allow generation of die with
25932 origin at hand only.
25933 (gen_member_die, gen_type_die_with_usage, force_decl_die,
25934 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
25936 (gen_block_die): Fix checking for unused blocks.
25937 (process_scope_var): Break out from .... ; work with origins only.
25938 (decls_for_scope) ... here; process nonlocalized list.
25939 (dwarf2out_ignore_block): Look for nonlocalized vars.
25940 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
25942 (dump_scope_block): Dump them.
25943 * tree-inline.c (remap_decls): Handle nonlocalized vars.
25944 (remap_block): Likewise.
25945 (can_be_nonlocal): New predicate.
25946 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
25948 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25950 * configure: Regenerate.
25952 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25954 * optc-gen.awk: No need to duplicate option flags twice.
25955 Reuse help texts for duplicate options which do not have any.
25957 * gcc.c (display_help): Document --version.
25959 * gcc.c (main): If print_help_list and verbose_flag, ensure
25960 driver output comes before subprocess output.
25962 * optc-gen.awk: Assign all remaining fields to help string,
25963 space-separated, for multi-line help in *.opt.
25965 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
25966 -Wno-pedantic-ms-format is for MinGW targets only.
25968 * doc/options.texi (Option file format): Fix bad indentation,
25969 restoring dropped sentence.
25971 2009-02-28 Jan Hubicka <jh@suse.cz>
25973 * tree-inline.c (tree_function_versioning): Output debug info.
25975 2009-02-28 Jan Hubicka <jh@suse.cz>
25978 * tree-inline.c (setup_one_parameter): Do not copy propagate
25979 arguments when not optimizing.
25981 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
25984 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
25985 (avx_addsubv4df3): Likewise.
25986 (*avx_addsubv4sf3): Likewise.
25987 (sse3_addsubv4sf3): Likewise.
25988 (*avx_addsubv2df3): Likewise.
25989 (sse3_addsubv2df3): Likewise.
25990 (avx_unpckhps256): Correct item selectors.
25991 (avx_unpcklps256): Likewise.
25992 (avx_unpckhpd256): Likewise.
25993 (avx_unpcklpd256): Likewise.
25995 2009-02-28 Jan Hubicka <jh@suse.cz>
25997 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
25999 (copy_arguments_for_versioning): If var is declared don't declare it.
26000 (tree_function_versioning): First setup substitutions and then copy
26003 2009-02-27 Jan Hubicka <jh@suse.cz>
26006 * cgraph.h (varpool_output_debug_info): Remove.
26007 * cgraphunit.c (varpool_output_debug_info): Remove.
26008 * dwarf2out.c (deferred_locations_struct): New struct
26009 (deferred_locations): New type.
26010 (deferred_locations_list): New static var.
26011 (deffer_location): New function.
26012 (gen_variable_die): Use it.
26013 (decls_for_scope): Output info on local static vars.
26014 (dwarf2out_finish): Process deferred locations.
26015 * varpool.c (varpool_output_debug_info): Remove.
26017 2009-02-27 Jan Hubicka <jh@suse.cz>
26020 * tree.h (TREE_PROTECTED): Fix comment.
26021 (BLOCK_HANDLER_BLOCK): Remove.
26022 (struct tree_block): Remove handler_block add body_block.
26023 (inlined_function_outer_scope_p): New.
26024 (is_body_block): Remove.
26025 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
26026 * dwarf2out.c (is_inlined_entry_point): Remove.
26027 (add_high_low_attributes): Use inlined_function_outer_scope_p.
26028 (gen_block_die): Use is_inlined_entry_point check. Remove body block
26030 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
26031 * gimplify.c (gimplify_expr): Gimplify body blocks.
26032 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
26033 block with multiple subblocks.
26034 (dump_scope_block): Prettier output; dump more flags and info.
26035 (dump_scope_blocks): New.
26036 (remove_unused_locals): Use dump_scope_blocks.
26037 * tree-flow.h (dump_scope_blocks): Declare.
26038 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
26039 * stmt.c (is_body_block): Remove.
26040 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
26041 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
26043 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
26045 PR middle-end/39308
26046 * graphite.c (graphite_loop_normal_form): Do not call
26047 number_of_iterations_exit from a gcc_assert.
26049 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
26051 * config/s390/s390.c (s390_swap_cmp): Look for conditional
26052 jumps if COND is NULL.
26053 (find_cond_jump): New function.
26054 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
26055 * config/s390/s390.md: Remove z10_cobra attribute value.
26057 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
26059 * config/alpha/alpha.h (alpha_expand_mov): Return false if
26060 force_const_mem returns NULL_RTX.
26062 2009-02-26 Jan Hubicka <jh@suse.cz>
26065 * cgraph.h (varpool_output_debug_info): Remove.
26066 * cgraphunit.c (varpool_output_debug_info): Remove.
26067 * dwarf2out.c (deferred_locations_struct): New struct
26068 (deferred_locations): New type.
26069 (deferred_locations_list): New static var.
26070 (deffer_location): New function.
26071 (gen_variable_die): Use it.
26072 (decls_for_scope): Output info on local static vars.
26073 (dwarf2out_finish): Process deferred locations.
26074 * varpool.c (varpool_output_debug_info): Remove.
26076 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
26078 PR rtl-optimization/39241
26079 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
26080 to subreg_offset_representable_p.
26082 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26084 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
26085 execute function prototype. Get f and nregs from max_reg_num
26086 and get_insns. Remove the first backward pass as it's dead,
26087 guard the forward pass by flag_expensive_optimizations.
26088 (rest_of_handle_regmove): Delete.
26089 (pass_regmove): Replace it with regmove_optimize.
26091 2009-02-25 Martin Jambor <mjambor@suse.cz>
26093 PR tree-optimization/39259
26094 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
26095 calls_alloca function flags.
26096 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
26097 calls are detected.
26099 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26101 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
26102 flags_set_1_rtx, flags_set_1_set): Delete.
26103 (regmove_optimize): Do not call mark_flags_life_zones.
26105 2009-02-24 Julian Brown <julian@codesourcery.com>
26108 * config/arm/arm.c (require_pic_register): Only set
26109 cfun->machine->pic_reg once per function.
26111 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
26113 * doc/invoke.texi (Link Options): Document an easier way to pass
26114 options that take arguments to the GNU linker using -Xlinker and -Wl.
26116 2009-02-24 Steve Ellcey <sje@cup.hp.com>
26119 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
26121 2009-02-24 Richard Guenther <rguenther@suse.de>
26124 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
26126 2009-02-24 Richard Guenther <rguenther@suse.de>
26127 Zdenek Dvorak <ook@ucw.cz>
26129 PR tree-optimization/39233
26130 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
26131 from converting them to a generic type.
26133 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
26135 PR tree-optimization/39260
26136 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
26137 contains a condition with a real type.
26138 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
26140 2009-02-23 Jason Merrill <jason@redhat.com>
26143 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
26144 narrowing_initializer_constant_valid_p.
26145 (narrowing_initializer_constant_valid_p): Don't return
26146 null_pointer_node for adding a pointer to itself.
26148 2009-02-23 Jan Hubicka <jh@suse.cz>
26151 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
26154 2009-02-23 Jan Hubicka <jh@suse.cz>
26156 PR tree-optimization/37709
26157 * tree.c (block_ultimate_origin): Move here from dwarf2out.
26158 * tree.h (block_ultimate_origin): Declare.
26159 * dwarf2out.c (block_ultimate_origin): Move to tree.c
26160 * tree-ssa-live.c (remove_unused_scope_block_p):
26161 Eliminate blocks containig no instructions nor live variables nor
26163 (dump_scope_block): New function.
26164 (remove_unused_locals): Enable removal of dead blocks by default;
26165 enable dumping at TDF_DETAILS.
26167 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26169 * config/i386/i386.c (classify_argument): Don't allow COImode
26171 (function_arg_advance_32): Don't allow OImode.
26172 (function_arg_32): Likewise.
26173 (function_value_32): Likewise.
26174 (return_in_memory_32): Likewise.
26175 (function_arg_64): Remove OImode comment.
26177 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26180 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
26181 ix86_expand_vector_set for V4DImode in 64bit mode only.
26182 (ix86_expand_vector_init_one_var): Likewise.
26184 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
26186 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
26188 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26191 * loop-iv.c: Revert last change.
26192 * emit-rtl.c: Likewise.
26194 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26197 * config/i386/i386.c (type_natural_mode): Remove an extra
26198 space in the warning message.
26199 (function_value_32): Handle 32-byte vector modes.
26200 (return_in_memory_32): Likewise.
26202 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26204 * loop-iv.c (truncate_value): New function.
26205 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
26207 (lowpart_subreg): Move to...
26208 * emit-rtl.c: ...here.
26210 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
26212 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
26213 accidental and undocumented change at revision 140860.
26215 2009-02-21 Joseph Myers <joseph@codesourcery.com>
26217 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
26218 take gimple_seq * arguments.
26219 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
26220 types_compatible_p langhook.
26222 2009-02-20 Mark Mitchell <mark@codesourcery.com>
26223 Joseph Myers <joseph@codesourcery.com>
26225 * config/arm/arm.c (arm_builtin_va_list): New function.
26226 (arm_expand_builtin_va_start): Likewise.
26227 (arm_gimplify_va_arg_expr): Likewise.
26228 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
26229 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
26230 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
26231 (va_list_type): New variable.
26232 (arm_mangle_type): Mangle va_list_type appropriately.
26234 2009-02-20 Jakub Jelinek <jakub@redhat.com>
26236 PR middle-end/39157
26237 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
26238 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
26239 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
26240 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
26241 parameter to 1000 for -O1 by default.
26242 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
26244 * loop-invariant.c: Include params.h.
26245 (move_loop_invariants): Don't call move_single_loop_invariants on
26248 2009-02-20 Jaka Mocnik <jaka@xlab.si>
26250 * calls.c (emit_library_call_value_1): Use slot_offset instead of
26251 offset when calculating bounds for indexing stack_usage_map. Fixes
26252 a buffer overflow with certain target setups.
26254 2009-02-20 Jakub Jelinek <jakub@redhat.com>
26257 * calls.c (expand_call): Clear try_tail_call if caller and callee
26258 disagree in promotion of function return value.
26260 2009-02-19 Jakub Jelinek <jakub@redhat.com>
26263 * c-common.c (c_determine_visibility): If visibility changed and
26264 DECL_RTL has been already set, call make_decl_rtl to update symbol
26267 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
26270 * varasm.c (assemble_variable): Don't check DECL_NAME when
26271 globalizing a variable.
26273 2009-02-19 Joseph Myers <joseph@codesourcery.com>
26276 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
26277 expression before any __builtin_trap call.
26278 * c-typeck.c (build_function_call): Convert and check function
26279 arguments before generating a call to a trap. Evaluate the
26280 function arguments before the trap.
26282 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
26285 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
26286 (UNSPEC_FXAM_MEM): New unspec.
26287 (fxam<mode>2_i387_with_temp): New insn and split pattern.
26288 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
26289 memory using fxam<mode>2_i387_with_temp to remove excess precision.
26291 2009-02-19 Richard Guenther <rguenther@suse.de>
26293 PR tree-optimization/39207
26294 PR tree-optimization/39074
26295 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
26296 storedanything_tree): New.
26297 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
26298 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
26299 (build_succ_graph): Add edges from STOREDANYTHING to all
26301 (init_base_vars): Initialize STOREDANYTHING.
26302 (compute_points_to_sets): Free substitution info after
26303 building the succ graph.
26304 (ipa_pta_execute): Likewise.
26306 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
26308 (do_ds_constraint): Do not add to special var or non-pointer
26310 (type_could_have_pointers): Split out from ...
26311 (could_have_pointers): ... here. For arrays use the element type.
26312 (create_variable_info_for): Initialize may_have_pointers.
26313 (new_var_info): Likewise.
26314 (handle_lhs_call): Make the HEAP variable unknown-sized.
26315 (intra_create_variable_infos): Use a type with pointers for
26316 PARM_NOALIAS, make it unknown-sized.
26318 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
26321 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
26323 2009-02-18 Jason Merrill <jason@redhat.com>
26326 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
26327 value if DECL_EXTERNAL.
26328 * tree-sra.c (sra_walk_gimple_assign): Likewise.
26329 * target.h (gcc_target::binds_local_p): Clarify "module".
26330 * tree.h (TREE_PUBLIC): Clarify "module".
26332 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
26335 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
26336 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
26338 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
26341 * c.opt (Wabi): Support C and ObjC.
26344 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
26346 * config/i386/i386.c (classify_argument): Warn once about the ABI
26347 change when passing union with long double.
26349 * doc/invoke.texi: Update -Wabi for warning psABI changes.
26351 2009-02-18 Joseph Myers <joseph@codesourcery.com>
26354 * c-parser.c (c_parser_compound_statement): Always enter and leave
26357 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26360 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
26362 2009-02-18 Jakub Jelinek <jakub@redhat.com>
26364 PR tree-optimization/36922
26365 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
26366 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
26369 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26371 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
26374 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26376 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
26378 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26380 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
26383 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
26384 Richard Sandiford <rdsandiford@googlemail.com>
26386 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
26387 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
26388 (loongson_biadd): ...this.
26390 2009-02-17 Richard Guenther <rguenther@suse.de>
26392 PR tree-optimization/39202
26393 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
26394 a var make sure to follow existing collapses.
26396 2009-02-17 Richard Guenther <rguenther@suse.de>
26398 PR middle-end/39214
26399 * langhooks.c (lhd_print_error_function): Check for NULL block.
26401 2009-02-17 Richard Guenther <rguenther@suse.de>
26403 PR tree-optimization/39204
26404 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
26407 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
26409 * config/soft-fp/double.h: Update from glibc CVS.
26411 2009-02-17 Richard Guenther <rguenther@suse.de>
26413 PR tree-optimization/39207
26414 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
26415 strict-aliasing warnings for pointers pointing to NULL.
26417 2009-02-16 Joseph Myers <joseph@codesourcery.com>
26420 * c-parser.c (c_parser_braced_init): Call pop_init_level when
26421 skipping until next close brace.
26423 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
26426 * config/i386/i386.c (ix86_expand_push): Set memory alignment
26427 to function argument boundary.
26429 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
26431 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
26432 in the lea_add. Reload eventually constraints it properly.
26433 * config/picochip/constraints.md: Remove the target constraint
26434 "b", since it is not needed anymore.
26436 2009-02-16 Jakub Jelinek <jakub@redhat.com>
26438 * gthr-dce.h: Uglify function parameter and local variable names.
26439 * gthr-gnat.h: Likewise.
26440 * gthr-mipssde.h: Likewise.
26441 * gthr-nks.h: Likewise.
26442 * gthr-posix95.h: Likewise.
26443 * gthr-posix.h: Likewise.
26444 * gthr-rtems.h: Likewise.
26445 * gthr-single.h: Likewise.
26446 * gthr-solaris.h: Likewise.
26447 * gthr-tpf.h: Likewise.
26448 * gthr-vxworks.h: Likewise.
26449 * gthr-win32.h: Likewise.
26451 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
26454 * config/i386/i386.md: Restrict the new peephole2 to move
26455 between MMX/SSE registers.
26457 2009-02-15 Richard Guenther <rguenther@suse.de>
26460 2009-02-13 Richard Guenther <rguenther@suse.de>
26462 * configure.ac: Enable LFS.
26463 * configure: Re-generate.
26464 * config.in: Likewise.
26466 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26468 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
26469 spu_srqwbyte, spu_srqwbytebc): Define.
26470 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
26471 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
26472 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
26473 "shrqby_<mode>"): New insn-and-split patterns.
26474 * config/spu/spu.c (expand_builtin_args): Determine and return
26475 number of operands using spu_builtin_description data.
26476 (spu_expand_builtin_1): Use it.
26478 2009-02-13 Steve Ellcey <sje@cup.hp.com>
26481 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
26484 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26487 * config/i386/i386.c (override_options): Correct warning
26488 messages for -malign-loops, -malign-jumps and -malign-functions.
26490 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26493 * config/i386/i386.md: Restrict the new peephole2 to move
26494 between the general purpose registers.
26496 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26499 * config/i386/i386.c (type_natural_mode): Add a new argument.
26500 Return the original mode and warn ABI change if vector size is 32byte.
26501 (function_arg_advance): Updated.
26502 (function_arg): Likewise.
26503 (ix86_function_value): Likewise.
26504 (ix86_return_in_memory): Likewise.
26505 (ix86_sol10_return_in_memory): Likewise.
26506 (ix86_gimplify_va_arg): Likewise.
26507 (function_arg_32): Don't warn ABX ABI change here.
26508 (function_arg_64): Likewise.
26510 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
26512 * loop-iv.c (implies_p): In the final case, test that operands 0
26513 of the two comparisons match.
26515 * config/bfin/bfin.c (find_prev_insn_start): New function.
26516 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
26517 (find_next_insn_start): Move.
26519 2009-02-13 Richard Guenther <rguenther@suse.de>
26521 * configure.ac: Enable LFS.
26522 * configure: Re-generate.
26523 * config.in: Likewise.
26525 2009-02-13 Joseph Myers <joseph@codesourcery.com>
26528 * c-parser.c (c_parser_parms_list_declarator): Discard pending
26529 sizes on syntax error after some arguments have been parsed.
26531 2009-02-12 Jakub Jelinek <jakub@redhat.com>
26533 * doc/invoke.texi (-fira): Remove.
26535 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26537 * caller-save.c: Replace regclass.c with reginfo.c in comments.
26538 * recog.c: Likewise.
26541 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
26543 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
26544 (umul_ppmm): Likewise.
26545 (count_leading_zeros): Likewise.
26546 (count_trailing_zeros): Likewise.
26547 (UMUL_TIME): Likewise.
26549 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26551 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
26552 soft-fp/t-softfp to tmake_file.
26554 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
26555 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
26556 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
26557 IA64_BUILTIN_INFQ]: New.
26558 (ia64_init_builtins): Initialize __builtin_infq,
26559 __builtin_fabsq and __builtin_copysignq if not HPUX.
26560 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
26561 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
26563 * config/ia64/lib1funcs.asm (__divtf3): Define only if
26565 (__fixtfti): Likewise.
26566 (__fixunstfti): Likewise.
26567 (__floattitf): Likewise.
26569 * config/ia64/libgcc-glibc.ver: New.
26570 * config/ia64/t-fprules-softfp: Likewise.
26571 * config/ia64/sfp-machine.h: Likewise.
26573 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
26574 (LIBGCC2_TF_CEXT): Likewise.
26575 (TF_SIZE): Likewise.
26576 (TARGET_INIT_LIBFUNCS): Likewise.
26578 * config/ia64/t-glibc (SHLINB_MAPFILES):
26579 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
26581 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26583 * config/i386/i386.c (construct_container): Rewrite processing
26584 BLKmode with X86_64_SSE_CLASS.
26586 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
26589 * config/i386/i386.md: Replace simplify_replace_rtx with
26590 replace_rtx in the new peephole2.
26592 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
26594 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
26595 loop unrolling do not happen at -O2.
26597 2009-02-12 Michael Matz <matz@suse.de>
26599 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
26601 2009-02-12 Jakub Jelinek <jakub@redhat.com>
26603 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
26606 2009-02-12 Ben Elliston <bje@au.ibm.com>
26608 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
26609 patterns when updating the back chain. Missed in the 2009-02-10
26612 2009-02-11 Janis Johnson <janis187@us.ibm.com>
26614 * doc/extend.texi (Decimal Floating Types): Update identifier of
26615 draft TR and list of missing support.
26617 2009-02-11 Jakub Jelinek <jakub@redhat.com>
26619 PR middle-end/39154
26620 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
26621 bit to variable length decl's flags, add it also to its
26622 pointer replacement variable.
26624 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
26625 Jakub Jelinek <jakub@redhat.com>
26628 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
26629 (memory_blockage): New expander.
26630 (*memory_blockage): New insn pattern.
26631 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
26632 instead of general blockage at the end of function prologue when
26633 frame pointer is used to access red zone area. Do not emit blockage
26634 when profiling, it is emitted in generic code.
26635 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
26636 function epilogue when frame pointer is used to access red zone area.
26638 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
26641 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
26642 by arithmetic with memory operands.
26643 * config/i386/predicates.md (commutative_operator): New.
26645 2009-02-10 Janis Johnson <janis187@us.ibm.com>
26647 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
26650 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
26652 * alias.h (record_alias_subset): Declare.
26653 * alias.c (record_alias_subset): Make global.
26655 2009-02-10 Nick Clifton <nickc@redhat.com>
26657 * tree-parloops.c: Change license to GPLv3.
26658 * ipa-struct-reorg.c: Change license to GPLv3.
26659 * ipa-struct-reorg.h: Change license to GPLv3.
26661 2009-02-10 Steve Ellcey <sje@cup.hp.com>
26664 * c-decl.c (start_struct): Return NULL on error.
26666 2009-02-10 Jakub Jelinek <jakub@redhat.com>
26668 PR middle-end/39124
26669 * cfgloopmanip.c (remove_path): Call remove_bbs after
26670 cancel_loop_tree, not before it.
26673 * function.h (struct function): Add has_local_explicit_reg_vars bit.
26674 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
26675 VAR_DECLs were seen.
26676 * tree-ssa-live.c (remove_unused_locals): Recompute
26677 cfun->has_local_explicit_reg_vars.
26678 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
26679 copies or clearings if cfun->has_local_explicit_reg_vars.
26681 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
26684 * config/i386/i386.c (expand_prologue): Emit blockage at the end
26685 of function prologue when frame pointer is used to access
26688 2009-02-10 Richard Guenther <rguenther@suse.de>
26690 PR middle-end/39127
26691 * gimplify.c (gimple_regimplify_operands): Always look if
26692 we need to create a temporary.
26694 2009-02-10 Richard Guenther <rguenther@suse.de>
26696 PR tree-optimization/39132
26697 * tree-loop-distribution.c (todo): New global var.
26698 (generate_memset_zero): Trigger TODO_rebuild_alias.
26699 (tree_loop_distribution): Return todo.
26701 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
26704 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
26705 (x86_64_reg_class_name): Removed.
26706 (classify_argument): Return 0 if bytes > 32. Return 0 if the
26707 first one isn't X86_64_SSE_CLASS or any other ones aren't
26708 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
26709 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
26710 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
26711 and 3 X86_64_SSEUP_CLASS.
26712 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
26713 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
26715 2009-02-10 Ben Elliston <bje@au.ibm.com>
26717 * config/rs6000/rs6000.md (allocate_stack): Always use an update
26718 form instruction to update the stack back chain word, even if the
26719 user has disabled the generation of update instructions.
26720 (movdi_<mode>_update_stack): New.
26721 (movsi_update_stack): Likewise.
26722 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
26723 always use an update form instruction to update the stack back
26726 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
26728 PR middle-end/38953
26729 * graphite.c (if_region_set_false_region): After moving a region in
26730 the false branch of a condition, remove the empty dummy basic block.
26731 (gloog): Remove wrong fix for PR38953.
26733 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26735 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
26736 generation due to implicit sign extension.
26738 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
26740 PR middle-end/38981
26741 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
26742 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
26744 2009-02-09 Richard Guenther <rguenther@suse.de>
26746 PR middle-end/35202
26747 * convert.c (convert_to_real): Disable (float)fn((double)x)
26748 to fnf(x) conversion if errno differences may occur and
26749 -fmath-errno is set.
26751 2009-02-07 Anatoly Sokolov <aesok@post.ru>
26753 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
26754 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
26755 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
26757 2009-02-06 Joseph Myers <joseph@codesourcery.com>
26760 * c-common.c (handle_alias_attribute): Disallow attribute for
26761 anything not a FUNCTION_DECL or VAR_DECL.
26763 2009-02-06 Janis Johnson <janis187@us.ibm.com>
26766 * real.c (do_compare): Special-case compare of zero against
26767 decimal float value.
26769 2009-02-06 Joseph Myers <joseph@codesourcery.com>
26772 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
26773 as indicating flexible array members unless the field itself is
26774 being declarared as the incomplete array.
26776 2009-02-06 Jan Hubicka <jh@suse.cz>
26778 PR tree-optimization/38844
26779 * ipa-inline.c (try_inline): Stop inlining recursion when edge
26780 is already inlined.
26782 2009-02-06 Richard Guenther <rguenther@suse.de>
26784 PR middle-end/38977
26785 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
26786 fork because we may expand it as __gcov_fork.
26788 2009-02-06 Nick Clifton <nickc@redhat.com>
26790 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
26792 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
26794 PR tree-optimization/35659
26795 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
26796 vn_phi_eq): Shortcut if hashcode does not match.
26797 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
26799 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
26800 and avoid iterative_hash_expr.
26801 (FOR_EACH_VALUE_ID_IN_SET): New.
26802 (value_id_compare): Remove.
26803 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
26804 sort expressions by value id.
26806 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
26809 * config/sh/predicates.md (general_movsrc_operand): Don't check
26810 the subreg of system registers here.
26812 2009-02-05 Jakub Jelinek <jakub@redhat.com>
26815 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
26816 on the copied decl.
26818 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
26820 PR rtl-optimization/39110
26821 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
26822 addresses, not aligned ones.
26824 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
26825 Richard Guenther <rguenther@suse.de>
26827 PR tree-optimization/39100
26828 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
26829 comment says and add edges.
26831 2009-02-05 Joseph Myers <joseph@codesourcery.com>
26834 * c-common.c (handle_tls_model_attribute): Ignore attribute for
26835 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
26837 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
26839 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
26840 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
26841 register_bb_in_sese, new_sese, free_sese): Moved.
26842 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
26843 outermost_loop_in_scop, build_scop_iteration_domain,
26844 expand_scalar_variables_ssa_name, get_vdef_before_scop,
26845 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
26846 Use loop_in_sese_p instead of loop_in_scop_p.
26847 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
26848 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
26849 (scopdet_basic_block_info): Fix bug in scop detection.
26850 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
26851 eq_loop_to_cloog_loop): Remove.
26852 (nb_loops_around_loop_in_scop, nb_loop
26853 ref_nb_loops): Moved here...
26854 * graphite.h (ref_nb_loops): ... from here.
26855 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
26856 (loop_domain_dim, loop_iteration_vector_dim): Remove.
26857 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
26859 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
26860 Hans-Peter Nilsson <hp@axis.com>
26862 PR rtl-optimization/37889
26863 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
26864 Move offset handling from PLUS to before the switch. Use new
26865 arguments when considering SYMBOL_REFs too.
26866 (rtx_addr_can_trap_p): Pass dummy offset and size.
26867 (enum may_trap_p_flags): Remove.
26868 (may_trap_p_1): Pass size from MEM_SIZE.
26870 PR rtl-optimization/38921
26871 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
26872 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
26873 * rtlanal.c (may_trap_after_code_motion_p): Delete.
26874 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
26876 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
26878 AVX Programming Reference (January, 2009)
26879 * config/i386/sse.md (*vpclmulqdq): New.
26881 2009-02-04 Jakub Jelinek <jakub@redhat.com>
26883 PR tree-optimization/38977
26884 PR gcov-profile/38292
26885 * calls.c (special_function_p): Disregard __builtin_ prefix.
26887 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
26889 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
26890 non-indexable addresses even before reload.
26892 2009-02-03 Joseph Myers <joseph@codesourcery.com>
26895 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
26896 as having variable size. Do not give an error for unnamed
26897 parameters with [*] declarators. Give a warning for type names
26898 with [*] declarators and mark them as variable size.
26899 * c-parser.c (c_parser_sizeof_expression): Do not give an error
26900 for sizeof applied to [*] type names.
26902 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
26905 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
26907 2009-02-03 Jakub Jelinek <jakub@redhat.com>
26909 * gcc.c (process_command): Update copyright notice dates.
26910 * gcov.c (print_version): Likewise.
26911 * gcov-dump.c (print_version): Likewise.
26912 * mips-tfile.c (main): Likewise.
26913 * mips-tdump.c (main): Likewise.
26915 2009-02-03 Joseph Myers <joseph@codesourcery.com>
26918 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
26919 for composite type involving a zero-length array type.
26921 2009-02-03 Jakub Jelinek <jakub@redhat.com>
26924 * function.c (match_asm_constraints_1): Skip over
26925 initial optional % in the constraint.
26927 PR inline-asm/39059
26928 * c-parser.c (c_parser_postfix_expression): If fixed point is not
26929 supported, don't accept FIXED_CSTs.
26930 * c-decl.c (finish_declspecs): Error if fixed point is not supported
26931 and _Sat is used without _Fract/_Accum. Set specs->type to
26932 integer_type_node for cts_fract/cts_accum if fixed point is not
26935 2009-02-02 Catherine Moore <clm@codesourcery.com>
26937 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
26939 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
26941 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
26942 (ABI_HAS_64BIT_SYMBOLS): Use it.
26943 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
26945 2009-02-02 Paul Brook <paul@codesourcery.com>
26947 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
26949 2009-02-02 Jakub Jelinek <jakub@redhat.com>
26951 PR inline-asm/39058
26952 * recog.h (asm_operand_ok): Add constraints argument.
26953 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
26954 recurse on matching constraint.
26955 (check_asm_operands): Pass constraints as 3rd argument to
26956 asm_operand_ok. Don't look up matching constraint here.
26957 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
26960 2009-02-02 Ben Elliston <bje@au.ibm.com>
26962 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
26963 TARGET_NARROW_VOLATILE_BITFIELD macro names.
26965 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26967 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
26968 information. Remove some obsolete information. Reorganize.
26970 * config/pa/fptr.c: Revert license to GPL 2.
26971 * config/pa/milli64.S: Likewise.
26973 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
26976 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
26977 LIBRARY name in, instead of hard-coding it.
26978 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
26979 extra target make frag to tmake_files according to EH model.
26980 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
26981 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
26982 frags that define makefile variable EH_MODEL appropriately.
26983 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
26984 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
26985 to "-sjlj" according to type of EH configured.
26986 (LIBGCC_SONAME): Concatenate it to shared library base name.
26987 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
26988 to "_sjlj" according to type of EH configured.
26989 (LIBGCC_SONAME): Concatenate it to shared library base name.
26990 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
26991 (SHLIB_LINK): Add missing semicolon to if-else construct.
26992 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
26993 string value of "pe_dll" command-line option.
26994 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
26995 (SHLIB_SONAME): Use it when overriding t-cygming default.
26996 (SHLIB_IMPLIB): Override t-cygming default.
26997 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
26998 string value of "pe_dll" command-line option.
27000 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
27003 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
27004 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
27006 2009-01-31 Richard Guenther <rguenther@suse.de>
27008 PR tree-optimization/38937
27009 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
27010 computing the transitive closure.
27012 2009-01-30 Richard Guenther <rguenther@suse.de>
27014 PR tree-optimization/39041
27015 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
27016 Propagate variable indices only if the types match for this stmt.
27018 2009-01-30 Jakub Jelinek <jakub@redhat.com>
27021 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
27022 inline but never defined.
27024 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
27026 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
27027 (*insv_h_di_reg_extimm): New insn.
27028 (*insv_l<mode>_reg_extimm): New insn.
27030 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
27032 * config/picochip/picochip.c (flag_conserve_stack): set
27033 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
27034 fconserve-stack. Reduce call-overhead used by inliner.
27036 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
27039 * common.opt (flag_conserve_stack): Initialised to zero.
27041 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
27044 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
27045 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
27048 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
27050 * ira-color.c (allocno_reload_assign): Update comments.
27051 * regmove.c (regmove_optimize): Likewise.
27055 2009-01-29 Robert Millan <rmh@aybabtu.com>
27057 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
27058 * config/i386/kopensolaris-gnu.h: New file. Undefine
27059 `MD_UNWIND_SUPPORT'.
27060 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
27062 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
27064 PR tree-optimization/39007
27065 * tree-loop-distribution.c (generate_builtin): Use
27066 recompute_dominator to compute the immediate dominator of the
27067 basic block just after the loop.
27069 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
27071 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
27072 (ASM_OUTPUT_DWARF_PCREL): Define.
27074 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
27076 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
27077 * doc/passes.texi: Remove entries about regclass, local-alloc, and
27078 global. Modify entries about regmove and IRA.
27080 * ra-conflict.c: Remove the file.
27082 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
27084 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
27085 (pass_regclass_init): Rename to pass_reginfo_init.
27087 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
27089 * toplev.h (flag_ira): Remove.
27091 * caller-save.c (setup_save_areas): Remove flag_ira.
27093 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
27095 * global.c: Remove the file.
27097 * opts.c (decode_options): Remove flag_ira.
27099 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
27101 * regmove.c: Modify file description.
27102 (find_use_as_address, try_auto_increment): Define them only if
27103 AUTO_INC_DEC is defined.
27104 (replacement_quality, replace_in_call_usage, fixup_match_1,
27105 stable_and_no_regs_but_for_p): Remove.
27106 (reg_set_in_bb): Make it static.
27107 (regmove_optimize): Remove flag_ira and code which worked for
27110 * local-alloc.c: Remove the file.
27112 * common.opt (fira): Remove.
27114 * ira.c: Include except.h.
27115 (eliminable_regset): Move from global.c.
27116 (mark_elimination): Ditto. Remove flag_ira.
27117 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
27118 equiv_mem_modified, validate_equiv_mem_from_store,
27119 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
27120 contains_replace_regs, memref_referenced_p, memref_used_between_p,
27121 no_equiv, recorded_label_ref): Move from local-alloc.c.
27122 (update_equiv_regs): Ditto. Make it static.
27123 (print_insn_chain, print_insn_chains): Move it from global.c.
27124 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
27125 (build_insn_chain): Ditto. Make it static.
27126 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
27127 Rename to init_live_subregs.
27128 (gate_ira): Remove flag_ira.
27130 * regclass.c: Rename reginfo.c. Change file description.
27131 (FORBIDDEN_INC_DEC_CLASSES): Remove.
27132 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
27133 (init_reg_sets_1): Remove code for evaluation of
27134 reg_class_superclasses and losing_caller_save_reg_set.
27135 (init_regs): Remove init_reg_autoinc.
27136 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
27137 ok_for_base_p_nonstrict): Remove.
27138 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
27139 (pass_regclass_init): Rename to pass_reginfo_init. Modify
27140 corresponding entries.
27141 (dump_regclass, record_operand_costs, scan_one_insn,
27142 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
27143 record_address_regs, auto_inc_dec_reg_p): Remove.
27144 (gt-regclass.h): Rename to gt-reginfo.h.
27146 * rtl.h (dump_global_regs, retry_global_alloc,
27147 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
27149 * Makefile.in (RA_H): Remove.
27150 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
27151 Rename regclass.o to reginfo.o.
27152 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
27154 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
27155 (GTFILES): Rename regclass.c to reginfo.c.
27157 * passes.c (init_optimization_passes): Remove pass_local_alloc and
27158 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
27160 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
27161 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
27163 (finish_spills): Ditto. Remove code for !flag_ira.
27165 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
27167 PR middle-end/35854
27168 * doc/invoke.texi (rtl debug options): Complete rewrite.
27169 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
27171 * mode-switching.c (pass_mode_switching): Rename pass from
27172 "mode-sw" to "mode_sw".
27173 * except.c (pass_convert_to_eh_ranges): Rename pass from
27174 "eh-ranges" to "eh_ranges".
27175 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
27179 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
27180 Alexander Monakov <amonakov@ispras.ru>
27182 PR middle-end/38857
27183 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
27185 (move_exprs_to_boundary): Change return type and pass through
27186 should_move from move_op. Relax assert. Update usage ...
27187 (schedule_expr_on_boundary): ... here. Use should_move instead of
27189 (move_op_orig_expr_found): Indicate that insn was disconnected from
27191 (code_motion_process_successors): Do not call after_merge_succs
27192 callback if original expression was not found when traversing any of
27194 (code_motion_path_driver): Change return type. Update prototype.
27195 (move_op): Update comment. Add a new parameter (should_move). Update
27196 prototype. Set *should_move based on indication provided by
27197 move_op_orig_expr_found.
27199 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
27201 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
27202 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
27203 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
27204 * config/rs6000/rs6000.c (rs6000_override_options): Default
27205 avoid-indexed-addresses on for Power6, off for everything else.
27206 (avoiding_indexed_address_p): New function.
27207 (rs6000_legitimize_address): Use it.
27208 (rs6000_legitimate_address): Likewise.
27209 * config/rs6000/rs6000.md (movXX_updateX): Likewise
27211 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
27213 PR tree-optimization/38997
27214 * tree-loop-distribution.c (generate_memset_zero): Use
27215 POINTER_PLUS_EXPR for a pointer addition.
27217 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
27219 * config/s390/s390.md (bswap<mode>2): New pattern added.
27221 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27223 * config/s390/s390.md (*tls_load_31): Added type attribute.
27225 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27227 * config/s390/s390.md: Fix a few comments.
27229 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27231 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
27232 (*tm<mode>_full): Fixed z10prop attribute.
27233 (*tst<mode>_extimm): Fixed z10prop attribute.
27234 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
27235 (*tstqiCCT_cconly): Fixed z10prop attribute.
27236 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
27237 (*movsi_larl): Fixed z10prop attribute.
27238 (*movsi_zarch): Fixed z10prop attribute.
27239 (*movsi_eas): Fixed z10prop attribute.
27240 (*movhi): Fixed z10prop attribute.
27241 (*movqi): Fixed z10prop attribute.
27242 (*movstrictqi): Fixed z10prop attribute.
27243 (*mov<mode>): Fixed z10prop attribute.
27244 (*movcc): Fixed z10prop attribute.
27245 (*sethighpartdi_64): Fixed z10prop attribute.
27246 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
27247 (*negdi2_sign_cc): Fixed z10prop attribute.
27248 (*negdi2_sign): Fixed z10prop attribute.
27249 (*absdi2_sign_cc): Fixed z10prop attribute.
27250 (*absdi2_sign): Fixed z10prop attribute.
27251 (*negabsdi2_sign_cc): Fixed z10prop attribute.
27252 (*negabsdi2_sign): Fixed z10prop attribute.
27253 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
27254 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
27255 (doloop_si64): Fixed z10prop attribute.
27256 (doloop_si31): Fixed z10prop attribute.
27257 (doloop_long): Fixed z10prop attribute.
27258 (indirect_jump): Fixed z10prop attribute.
27259 (nop): Fixed z10prop attribute.
27260 (main_base_64): Fixed z10prop attribute.
27261 (reload_base_64): Fixed z10prop attribute.
27263 2009-01-28 Jakub Jelinek <jakub@redhat.com>
27265 PR rtl-optimization/38740
27266 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
27268 * config/mips/mips.c (mips_reorg): Likewise.
27270 2009-01-28 Richard Guenther <rguenther@suse.de>
27272 PR tree-optimization/38926
27273 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
27274 with the correct value id to a value.
27275 (do_regular_insertion): Use the value number of edoubleprime
27276 for the value number of the expr.
27279 2008-08-21 Richard Guenther <rguenther@suse.de>
27281 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
27282 a PHI ask VN if it is already available.
27283 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
27284 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
27286 2009-01-28 Jakub Jelinek <jakub@redhat.com>
27288 PR middle-end/38934
27289 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
27290 set to varying whenever max has TREE_OVERFLOW set, similarly
27291 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
27293 2009-01-28 Richard Guenther <rguenther@suse.de>
27295 PR middle-end/38908
27296 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
27297 uninitialized aggregate uses in call arguments.
27299 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
27301 PR tree-optimization/38984
27302 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
27303 the nothing_id variable if -fno-delete-null-pointer-checks.
27305 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
27308 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
27309 (set_got_offset_rex64): Ditto.
27311 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
27314 * doc/extend.texi: Improve local variable with asm reg.
27316 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
27318 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
27319 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
27320 was not supplied then set warn_packed_bitfield_compat to the
27321 default value of 1.
27322 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
27325 2009-01-27 Richard Guenther <rguenther@suse.de>
27327 PR tree-optimization/38503
27328 * cfgexpand.c (expand_gimple_basic_block): Ignore
27329 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
27330 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
27331 variables that cannot have TBAA applied.
27332 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
27335 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
27337 PR middle-end/38969
27338 * calls.c (initialize_argument_information): Do not wrap complex
27339 arguments in SAVE_EXPR.
27341 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
27343 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
27344 (INSTALL_LIBGCC): Revert typo commit.
27346 2009-01-26 Richard Guenther <rguenther@suse.de>
27348 PR tree-optimization/38745
27349 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
27350 from special handling.
27352 2009-01-26 Richard Guenther <rguenther@suse.de>
27354 PR tree-optimization/38745
27355 * tree-ssa.c (execute_update_addresses_taken): Do not include
27356 variables that cannot possibly be a register in not_reg_needs.
27357 Do not clear TREE_ADDRESSABLE on vars that may not become
27359 * tree-ssa.c (update_alias_info_1): Include those in the set
27360 of addressable vars.
27362 2009-01-26 Richard Guenther <rguenther@suse.de>
27364 PR middle-end/38851
27365 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
27366 * tree-ssa-dse.c: Include langhooks.h
27367 (execute_simple_dse): Remove stores with zero size.
27369 2009-01-24 Jakub Jelinek <jakub@redhat.com>
27372 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
27375 2009-01-24 Julian Brown <julian@codesourcery.com>
27377 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
27378 config/arm/linux-atomic.c.
27379 * config/arm/linux-atomic.c: New.
27381 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
27383 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
27384 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
27385 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
27387 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
27390 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
27393 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
27395 PR tree-optimization/38953
27396 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
27397 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
27398 (gloog): Split the exit of the scop when the scop exit is a loop exit.
27399 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
27402 2009-01-24 Paul Brook <paul@codesourcery.com>
27404 * config/arm/neon.md (neon_type): Move to arm.md.
27405 (neon_mov<VSTRUCT>): Add neon_type attribute.
27406 * config/arm/arm.md (neon_type): Move to here.
27407 (conds): Add "unconditioal" and use as default for NEON insns.
27409 2009-01-24 Ben Elliston <bje@au.ibm.com>
27411 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
27412 void *' warning from -Wc++-compat.
27413 * Makefile.in (dominance.o-warn): Remove.
27415 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
27417 PR tree-optimization/38932
27418 * fold-const.c (fold_unary_ignore_overflow): New.
27419 * tree.h (fold_unary_ignore_overflow): Declare.
27420 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
27421 * tree-ssa-sccvn.c (visit_reference_op_load,
27422 simplify_unary_expression): Likewise.
27424 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
27426 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
27427 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
27428 regardless of their type.
27429 * c-common.c (handle_packed_attribute): Don't ignore packed on
27431 * c.opt (Wpacked-bitfield-compat): New warning option.
27432 * stor-layout.c (place_field): Warn if offset of a field changed.
27433 * doc/extend.texi (packed): Mention the ABI change.
27434 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
27435 (Warning Options): Add it to the list.
27437 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
27439 * c-opts.c (c_common_post_options): Fix a typo in comments.
27441 2009-01-22 Steve Ellcey <sje@cup.hp.com>
27443 PR middle-end/38615
27444 * gimplify.c (gimplify_init_constructor): Fix promotion of const
27445 variables to static.
27446 * doc/invoke.texi (-fmerge-all-constants): Update description.
27448 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
27451 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
27452 (*movdi_1_rex64): Use type "mmx" for alternative 5.
27454 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
27456 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
27458 (LOCAL_ALIGNMENT): Similarly.
27460 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
27461 Joseph Myers <joseph@codesourcery.com>
27463 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
27464 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
27465 * config/arm/arm-tune.md: Regenerate.
27466 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
27469 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
27471 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
27472 version number to five.
27474 2009-01-22 Dodji Seketeli <dodji@redhat.com>
27477 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
27478 * c-common.c (set_underlying_type): Likewise.
27479 (is_typedef_decl ): Likewise
27481 (set_underlying_type): Likewise.
27482 (is_typedef_type): Likewise.
27484 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
27486 PR middle-end/38587
27487 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
27490 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
27493 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
27494 (LIBGCC_SPEC): Don't define.
27495 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
27497 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
27499 PR rtl-optimization/38879
27500 * alias.c (base_alias_check): Unaligned access via AND address can
27501 alias all surrounding object types except those with sizes equal
27502 or wider than the size of unaligned access.
27504 2009-01-21 Dodji Seketeli <dodji@redhat.com>
27507 * c-decl.c (clone_underlying_type): Move this ...
27508 * c-common.c (set_underlying_type): ... here.
27509 Also, make sure the function properly sets TYPE_STUB_DECL() on
27510 the newly created typedef variant type.
27511 (is_typedef_decl ): New entry point.
27512 * tree.h: Added a new member member_types_needing_access_check to
27513 struct tree_decl_non_common.
27514 (set_underlying_type): New entry point.
27515 (is_typedef_type): Likewise.
27517 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
27519 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
27520 Check whether two instructions have memory references that
27521 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
27522 are helper functions for traversing.
27523 * alias.h (insn_alias_sets_confilict_p): New prototypes.
27524 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
27525 not to draw dependency edge for instructions with non-conflicting
27528 2009-01-20 Joseph Myers <joseph@codesourcery.com>
27531 * longlong.h: Update copyright years. Use soft-fp license notice.
27532 Sync __clz_tab declaration with glibc.
27534 2009-01-20 Steve Ellcey <sje@cup.hp.com>
27537 * doc/extend.texi (syscall_linkage): New.
27538 (version_id): Modify.
27540 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
27541 Richard Guenther <rguenther@suse.de>
27543 PR tree-optimization/38747
27544 PR tree-optimization/38748
27545 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
27546 conversion if the base address is an indirect reference and the
27547 aliasing sets could cause issues.
27549 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
27551 * common.opt (fgraphite, fgraphite-identity): Add comment for
27552 explaining why these options are not documented.
27554 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
27556 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
27557 gimple_call_lhs is NULL.
27559 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
27562 * emit-rtl.c (adjust_address_1): Make sure memref is never
27565 2009-01-20 Ben Elliston <bje@au.ibm.com>
27567 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
27568 const qualifier from arg parameter. Remove unnecessary cast to char *.
27569 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
27570 const qualifier from arg 2.
27572 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
27574 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
27576 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
27579 * rtl.h (reinit_regs): New prototype.
27580 * regclass.c: Include ira.h.
27581 (reinit_regs): New.
27582 * Makefile.in (regclass.o): Add ira.h.
27583 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
27585 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
27588 * c-common.c (handle_aligned_attribute): Use
27589 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
27590 default alignment value.
27592 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
27594 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
27595 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
27597 * doc/extend.texi: Update __attribute__ ((aligned)). Document
27598 __BIGGEST_ALIGNMENT__.
27600 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
27602 2009-01-18 Richard Guenther <rguenther@suse.de>
27604 PR tree-optimization/38819
27605 * tree-flow.h (operation_could_trap_helper_p): Declare.
27606 * tree-eh.c (operation_could_trap_helper_p): Export.
27607 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
27608 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
27609 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
27610 are about to insert a possibly trapping instruction and fail
27613 2009-01-18 Andreas Schwab <schwab@suse.de>
27615 * doc/install.texi (Configuration): Remove obsolete paragraph
27616 about use of --with-gnu-ld with --with-gnu-as.
27618 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
27620 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
27621 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
27622 Follow spelling conventions.
27624 2009-01-18 Ben Elliston <bje@au.ibm.com>
27626 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
27627 C++ warning about implicit conversion from void * to struct
27629 (bitmap_obstack_free): Likewise for bitmap_element *.
27630 * Makefile.in (bitmap.o-warn): Remove.
27632 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
27634 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
27636 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
27637 Tobias Grosser <tobi.grosser@amd.com>
27639 * graphite.c (graphite_trans_scop_block): Do not block single
27642 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
27644 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
27645 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
27646 test with assertion.
27648 2009-01-16 Richard Guenther <rguenther@suse.de>
27650 PR tree-optimization/38835
27651 PR middle-end/36227
27652 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
27653 and INT + PTR -> (INT)(PTR p+ INT) folding.
27654 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
27656 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
27659 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
27660 the subreg from a lowpart subreg if it is also casting the value.
27662 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
27663 Tobias Grosser <tobi.grosser@amd.com>
27665 * graphite.c (compare_prefix_loops): New.
27666 (build_scop_canonical_schedules): Rewritten.
27667 (graphite_transform_loops): Move build_scop_canonical_schedules
27668 after build_scop_iteration_domain.
27670 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
27671 Tobias Grosser <tobi.grosser@amd.com>
27673 * graphite.c (add_conditions_to_domain): Add the loops to
27674 the dimension of the iteration domain. Do copy the domain
27675 only when it exists.
27676 (build_scop_conditions_1): Do not call add_conditions_to_domain.
27677 (add_conditions_to_constraints): New.
27678 (can_generate_code_stmt, can_generate_code): Removed.
27679 (gloog): Do not call can_generate_code.
27680 (graphite_transform_loops): Call add_conditions_to_constraints
27681 after building the iteration domain.
27683 2009-01-16 Jakub Jelinek <jakub@redhat.com>
27685 PR tree-optimization/38789
27686 * tree-ssa-threadedge.c
27687 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
27688 __builtin_constant_p.
27690 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
27692 * dce.c (delete_unmarked_insns): Reversed the order that insns are
27693 examined before deleting them.
27695 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
27697 * function.c (aggregate_value_p): Correctly extract the function
27698 type from CALL_EXPR_FN lookup.
27700 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
27702 * config/picochip/picochip.c (picochip_override_options): Revert
27703 CFI asm flag disable commited previously.
27705 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
27706 Tobias Grosser <tobi.grosser@amd.com>
27707 Jan Sjodin <jan.sjodin@amd.com>
27709 * graphite.c (scan_tree_for_params): On substractions negate
27710 all the coefficients of the term.
27711 (clast_to_gcc_expression_red): New. Handle reduction expressions
27712 of more than two operands.
27713 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
27714 (get_vdef_before_scop): Handle also the case of default definitions.
27716 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
27718 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
27719 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
27720 Also use them when walking CALL_INSN_FUNCTION_USAGE.
27722 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
27723 Joey Ye <joey.ye@intel.com>
27725 PR middle-end/37843
27726 * cfgexpand.c (expand_stack_alignment): Don't update stack
27727 boundary nor check incoming stack boundary here.
27728 (gimple_expand_cfg): Update stack boundary and check incoming
27729 stack boundary here.
27731 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
27733 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
27735 2009-01-14 Jakub Jelinek <jakub@redhat.com>
27737 PR rtl-optimization/38245
27738 * calls.c (expand_call): Add stack arguments to
27739 CALL_INSN_FUNCTION_USAGE even for pure calls (when
27740 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
27741 in regs and partially in memory or BLKmode arguments.
27742 (emit_library_call_value_1): Add stack arguments to
27743 CALL_INSN_FUNCTION_USAGE even for pure calls (when
27744 ACCUMULATE_OUTGOING_ARGS).
27745 * dce.c: Include tm_p.h.
27746 (find_call_stack_args): New function.
27747 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
27749 (mark_insn): Call find_call_stack_args for CALL_Ps.
27750 (prescan_insns_for_dce): Walk insns backwards in bb rather than
27751 forwards. Allocate and free arg_stores bitmap if needed, pass it
27752 down to deletable_insn_p, don't mark stores set in arg_stores
27753 bitmap, clear the bitmap at the beginning of each bb.
27754 * Makefile.in (dce.o): Depend on $(TM_P_H).
27756 2009-01-14 Michael Meissner <gnu@the-meissners.org>
27759 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
27760 to make sure the insn is a conditional test (bug 22599). Reformat a
27763 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
27765 PR middle-end/38431
27766 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
27767 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
27768 (gloog): Do not call cleanup_tree_cfg.
27769 (graphite_transform_loops): Call cleanup_tree_cfg after all
27770 scops have been code generated.
27772 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
27773 * doc/gty.texi (Invoking the garbage collector): Added new node
27774 and section documenting ggc_collect.
27776 2009-01-14 Richard Guenther <rguenther@suse.de>
27778 PR tree-optimization/38826
27779 PR middle-end/38477
27780 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
27781 initialization notes only if we actually emitted a warning.
27782 (intra_create_variable_infos): Add constraints for a result decl
27783 that is passed by hidden reference.
27784 (build_pred_graph): Mark all related variables non-direct on
27787 2009-01-14 Nick Clifton <nickc@redhat.com>
27789 * ira-conflicts.c: Include addresses.h for the definition of
27791 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
27792 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
27794 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
27797 * Makefile.in (ira-lives.o): Add except.h.
27799 * ira-lives.c: Include except.h.
27800 (process_bb_node_lives): Process can_throw_internal.
27802 2009-01-13 Jakub Jelinek <jakub@redhat.com>
27804 PR rtl-optimization/38774
27805 * combine.c (simplify_set): When undoing cc_use change, don't do
27806 PUT_CODE on the newly created comparison, but instead put back the
27809 2009-01-13 Joseph Myers <joseph@codesourcery.com>
27811 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
27812 values. Remove duplicate arm8 entry.
27814 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
27816 PR tree-optimization/38786
27817 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
27818 the SSA_NAME case of expand_scalar_variables_expr.
27819 Set the type of an expression to the type of its assign statement.
27820 (expand_scalar_variables_expr): Also gather the scalar computation
27821 used to index the memory access. Do not pass loop_p.
27822 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
27823 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
27824 the gimple_stmt_iterator where it inserts new code.
27825 Do not pass loop_p.
27826 (copy_bb_and_scalar_dependences): Do not pass loop_p.
27827 (translate_clast): Update call to copy_bb_and_scalar_dependences.
27829 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
27831 * graphite.h (debug_value): Removed.
27832 * graphite.c (debug_value): Removed.
27834 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
27836 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
27837 ldrd/strd with two 32-bit instructions.
27839 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
27841 * config/arm/arm.c (struct processors): Pass for speed down into
27842 cost helper functions.
27843 (const_ok_for_op): Handle COMPARE and inequality nodes.
27844 (arm_rtx_costs_1): Rewrite.
27845 (arm_size_rtx_costs): Update prototype.
27846 (arm_rtx_costs): Pass speed down to helper functions.
27847 (arm_slowmul_rtx_costs): Rework cost calculations.
27848 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
27849 (arm_9e_rtx_costs): Likewise.
27851 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
27853 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
27854 relocations of local symbols wider than UNITS_PER_WORD are not valid.
27855 (alpha_legitimize_address): Do not split local symbols wider than
27856 UNITS_PER_WORD into HIGH/LO_SUM parts.
27858 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
27861 * gcc.c (process_command): Replace call to execvp with calls
27862 to pex_one and exit.
27864 2009-01-03 Anatoly Sokolov <aesok@post.ru>
27867 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
27868 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
27869 variant for devices with 3-byte PC.
27870 (__tablejump_elpm__): New.
27872 2009-01-12 Jakub Jelinek <jakub@redhat.com>
27875 * c-parser.c (c_parser_postfix_expression): Allow `->' in
27876 offsetof member-designator, handle it as `[0].'.
27878 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27880 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
27881 function when not using named sections on targets with named sections
27882 if branch distance is less than 262132.
27884 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
27886 * combine.c (combine_instructions): Recompute
27887 optimize_this_for_speed_p for each BB in the main combine loop.
27889 2009-01-12 Tomas Bily <tbily@suse.cz>
27892 * tree-loop-distribution.c (prop_phis): New function.
27893 (generate_builtin): Call prop_phis.
27895 2009-01-12 Jakub Jelinek <jakub@redhat.com>
27897 PR tree-optimization/38807
27898 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
27899 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
27901 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
27903 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
27904 subreg of op0 to the original op0.
27906 2009-01-11 Laurent GUERBY <laurent@guerby.net>
27908 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
27910 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
27913 * mips-tfile.c (parse_def): Fix parsing of def strings
27914 starting with digits.
27916 2009-01-10 Jakub Jelinek <jakub@redhat.com>
27919 * config/arm/arm.c (arm_is_long_call_p): Don't call
27920 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
27922 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
27924 * regrename.c (regrename_optimize): Fix dumping.
27925 (find_oldest_value_reg): Preserve REG_POINTER.
27926 (copy_hardreg_forward_1): Likewise.
27928 2009-01-09 Diego Novillo <dnovillo@google.com>
27930 * gimple.h (struct gimple_statement_base) <uid>: Document
27931 the restrictions on its use.
27932 (gimple_uid): Tidy.
27933 (gimple_set_uid): Tidy.
27935 2009-01-09 Jakub Jelinek <jakub@redhat.com>
27937 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
27938 zero guard even if align_bytes != 0 and count is smaller than
27941 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
27943 PR rtl-optimization/38495
27944 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
27945 (add_range_and_copies_from_move_list): Print all added ranges.
27946 Add ranges to memory optimized destination.
27948 2009-01-09 Jakub Jelinek <jakub@redhat.com>
27952 * config/i386/i386.c (override_options): Reject
27953 -mstringop-strategy=rep_8byte with -m32.
27954 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
27955 to 1. Do count comparison against epilogue_size_needed at compile
27956 time even when count_exp was constant forced into register. For
27957 size_needed don't jump to epilogue, instead just avoid aligning
27958 and invoke the body algorithm. If need_zero_guard, add zero guard
27959 even if count is non-zero, but smaller than size_needed + number of
27960 bytes that could be stored for alignment.
27961 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
27962 to 1. If need_zero_guard, add zero guard even if count is non-zero,
27963 but smaller than size_needed + number of bytes that could be stored
27964 for alignment. Compare size_needed with epilogue_size_needed instead
27965 of desired_align - align, don't adjust size_needed, pass
27966 epilogue_size_needed to the epilogue expanders.
27969 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
27971 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27973 * pa.c (last_address): Change to unsigned.
27974 (update_total_code_bytes): Change argument to unsigned. Don't
27975 check if insn addresses are set.
27976 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
27977 addresses are not set.
27978 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
27980 2009-01-09 Nick Clifton <nickc@redhat.com>
27982 * config/sh/symbian.c: Replace uses of DECL_INLINE with
27983 DECL_DECLARED_INLINE_P.
27985 2009-01-09 Jakub Jelinek <jakub@redhat.com>
27987 PR middle-end/38347
27988 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
27989 GET_MODE (op0) in operand_subword_force calls.
27991 PR middle-end/38771
27992 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
27993 fold_convert arg0 operands to TREE_TYPE (op0) first.
27995 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
27997 * params.def (ira-max-conflict-table-size): Decrease default value
28000 2009-01-08 Jakub Jelinek <jakub@redhat.com>
28002 PR tree-optimization/37031
28003 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
28005 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
28006 allocate it using gc instead of heap, use VEC_quick_push instead of
28008 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
28009 instead of heap, use VEC_quick_push instead of VEC_safe_push.
28010 * tree-data-ref.h (struct access_matrix): Change matrix to gc
28011 allocated vector from heap allocated.
28012 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
28013 * tree-loop-linear.c (linear_transform_loops): Allocate nest
28014 vector only after perfect_loop_nest_depth call.
28016 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
28017 Jan Sjodin <jan.sjodin@amd.com>
28019 PR tree-optimization/38559
28020 * graphite.c (debug_value, copy_constraint,
28021 swap_constraint_variables, scale_constraint_variable, ): New.
28022 (get_lower_bound, get_upper_bound): Removed.
28023 (graphite_trans_bb_strip_mine): Clean up this code that works
28024 only for constant number of iterations. Fully copy upper and
28025 lower bound constraints, not only the constant part of them.
28026 * graphite.h (debug_value): Declared.
28028 2009-01-08 Ira Rosen <irar@il.ibm.com>
28030 PR tree-optimization/37194
28031 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
28032 Don't add the cost of cost model guard in prologue to scalar
28033 outside cost in case of known number of iterations.
28035 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
28036 Alan Modra <amodra@bigpond.net.au>
28038 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
28039 non-word-aligned REG+CONST addressing.
28041 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28044 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
28045 free_after_compilation when outputting a thunk.
28046 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
28047 Do not call free_after_compilation here.
28049 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28051 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
28052 (ix86_valid_target_attribute_inner_p): Ditto.
28054 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
28056 PR tree-optimization/38492
28057 PR tree-optimization/38498
28058 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
28059 * tree-chrec.h (scev_is_linear_expression): Declared.
28060 * graphite.c (graphite_cannot_represent_loop_niter): New.
28061 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
28062 (graphite_loop_normal_form): Use gcc_assert.
28063 (scan_tree_for_params): Use CASE_CONVERT.
28064 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
28065 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
28066 Use gcc_assert. Discard scops that contain unhandled cases.
28067 (build_scop_conditions): Return a boolean status for unhandled cases.
28068 (strip_mine_profitable_p): Print the loop number, not its depth.
28069 (is_interchange_valid): Pass the depth of the loop nest, don't
28070 recompute it wrongly.
28071 (graphite_trans_bb_block): Same.
28072 (graphite_trans_bb_block): Print tentative of loop blocking.
28073 (graphite_trans_scop_block): Do not print that the loop has been
28075 (graphite_transform_loops): Do not handle scops that contain condition
28078 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
28080 AVX Programming Reference (December, 2008)
28081 * config/i386/avxintrin.h (_mm256_stream_si256): New.
28082 (_mm256_stream_pd): Likewise.
28083 (_mm256_stream_ps): Likewise.
28085 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
28086 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
28087 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
28088 (bdesc_special_args): Add __builtin_ia32_movntdq256,
28089 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
28090 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
28091 (ix86_expand_special_args_builtin): Likewise.
28093 * config/i386/sse.md (AVXMODEDI): New.
28094 (avx_movnt<mode>): Likewise.
28095 (avx_movnt<mode>): Likewise.
28096 (<sse>_movnt<mode>): Remove AVX support.
28097 (sse2_movntv2di): Likewise.
28099 2009-01-07 Richard Guenther <rguenther@suse.de>
28101 PR middle-end/38751
28102 * fold-const.c (extract_muldiv): Remove obsolete comment.
28103 (fold_plusminus_mult_expr): Undo MINUS_EXPR
28104 to PLUS_EXPR canonicalization for the canonicalization.
28106 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
28108 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
28109 hosted cross-compilers generating less efficient code.
28111 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28113 * function.h (rtl_data): Add a dbr_scheduled_p field.
28114 * reorg.c (dbr_schedule): Set it.
28115 (gate_handle_delay_slots): Check it.
28116 * config/mips/mips.c (mips_base_delayed_branch): Delete.
28117 (mips_reorg): Check flag_delayed_branch instead of
28118 mips_base_delayed_branch.
28119 (mips_override_options): Don't set mips_base_delayed_branch
28120 or flag_delayed_branch.
28122 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28124 PR rtl-optimization/38426.
28125 * ira.c (ira): Set current_function_is_leaf earlier.
28127 2009-01-06 Jakub Jelinek <jakub@redhat.com>
28129 PR rtl-optimization/38722
28130 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
28131 too early, only set a flag and modify after last possible
28134 2009-01-06 Janis Johnson <janis187@us.ibm.com>
28137 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
28138 * real.c (decimal_single_format): Correct values of emin and emax.
28139 (decimal_double_format): Ditto.
28140 (decimal_quad_format): Ditto.
28141 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
28142 computation of DECnn_MIN and DECnn_MAX for corrected values of
28143 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
28144 __DECnn_MIN__, and adjust its computation for the corrected value
28147 2009-01-06 Jan Hubicka <jh@suse.cz>
28150 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
28152 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
28154 * doc/contrib.texi (Contributors): Slightly adjust the end note.
28155 Add Robert Clark to the list of testers.
28157 2009-01-06 Jan Hubicka <jh@suse.cz>
28158 Kai Tietz <kai.tietz@onevision.com>
28160 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
28161 * config/i386/i386.c (ix86_expand_call): Add clobbers.
28163 2009-01-06 Jan Hubicka <jh@suse.cz>
28164 Kai Tietz <kai.tietz@onevision.com>
28166 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
28168 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
28169 (ix86_nsaved_regs): Count only general purpose regs.
28170 (ix86_nsaved_sseregs): New.
28171 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
28172 to 16 for w64; compute padding and size of sse reg save area.
28173 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
28174 general purpose regs.
28175 (ix86_emit_save_sse_regs_using_mov): New.
28176 (ix86_expand_prologue): Save SSE regs if needed.
28177 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
28178 (ix86_emit_restore_sse_regs_using_mov): New.
28179 (ix86_expand_epilogue): Save SSE regs if needed.
28181 2009-01-06 Jan Hubicka <jh@suse.cz>
28182 Kai Tietz <kai.tietz@onevision.com>
28184 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
28185 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
28186 functions when accumulate outgoing args is off.
28188 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28191 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
28192 before using pseudos_have_intersected_live_ranges_p.
28194 * ira-int.h (ira_assert): Always define.
28196 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28198 AVX Programming Reference (December, 2008)
28199 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
28200 (_mm256_permute2_pd): Likewise.
28201 (_mm_permute2_ps): Likewise.
28202 (_mm256_permute2_ps): Likewise.
28203 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
28204 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
28206 * config/i386/i386.c (ix86_builtins): Remove
28207 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
28208 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
28209 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
28210 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
28211 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
28212 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
28213 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
28214 __builtin_ia32_vpermil2ps256.
28215 (ix86_init_mmx_sse_builtins): Updated.
28216 (ix86_expand_args_builtin): Likewise.
28218 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28220 * pa.c (output_call): Relocate non-jump insns in the delay slot of
28221 long absolute calls when generating PA 2.0 code.
28223 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
28225 PR rtl-optimization/38583
28226 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
28228 * params.def (ira-max-conflict-table-size): New.
28230 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
28232 * ira.h (ira_conflicts_p): New external definition.
28234 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
28235 table. Report this. Return result of building.
28236 (ira_build_conflicts): Use ira_conflicts_p. Check result of
28237 building conflict table.
28239 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
28240 (ira_color): Use ira_conflicts_p.
28242 * global.c: Include ira.h.
28243 (pseudo_for_reload_consideration_p, build_insn_chain): Use
28246 * Makefile.in (global.o): Add ira.h.
28248 * ira-build.c (mark_all_loops_for_removal,
28249 propagate_some_info_from_allocno): New.
28250 (remove_unnecessary_allocnos): Call
28251 propagate_some_info_from_allocno.
28252 (remove_low_level_allocnos): New.
28253 (remove_unnecessary_regions): Add parameter. Call
28254 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
28255 parameter to remove_unnecessary_regions.
28256 (ira_build): Remove all regions but root if the conflict table was
28257 not built. Update conflict hard regs for allocnos crossing calls.
28259 * ira.c (ira_conflicts_p): New global.
28260 (ira): Define and use ira_conflicts_p.
28262 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
28263 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
28264 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
28266 2009-01-06 Ben Elliston <bje@au.ibm.com>
28268 * gengtype-lex.l (YY_NO_INPUT): Define.
28270 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
28273 * c-common.c (handle_vector_size_attribute): Also reject
28274 BOOLEAN_TYPE types.
28276 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
28278 PR tree-optimization/38492
28279 * graphite.c (rename_map_elt, debug_rename_elt,
28280 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
28281 rename_map_elt_info, eq_rename_map_elts,
28282 get_new_name_from_old_name, bb_in_sese_p): Moved around.
28283 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
28284 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
28285 (sese_build_livein_liveouts): New.
28286 (new_sese, free_sese): New.
28287 (new_scop): Call new_sese.
28288 (free_scop): Call free_sese.
28289 (rename_variables_from_edge, rename_phis_end_scop): Removed.
28290 (register_old_new_names): Renamed register_old_and_new_names.
28291 (register_scop_liveout_renames, add_loop_exit_phis,
28292 insert_loop_close_phis, struct igp,
28293 default_liveout_before_guard, add_guard_exit_phis,
28294 insert_guard_phis, copy_renames): New.
28295 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
28296 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
28297 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
28298 (scop_adjust_phis_for_liveouts): New.
28299 (gloog): Call scop_adjust_phis_for_liveouts.
28301 * graphite.h (struct sese): Documented. Added fields liveout,
28302 num_ver and livein.
28303 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
28304 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
28305 (struct scop): Added field liveout_renames.
28306 (SCOP_LIVEOUT_RENAMES): New.
28308 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
28310 PR tree-optimization/38510
28311 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
28312 (translate_clast): Call recompute_all_dominators before
28314 (gloog): Call recompute_all_dominators before graphite_verify.
28316 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
28317 Jan Sjodin <jan.sjodin@amd.com>
28319 PR tree-optimization/38500
28320 * graphite.c (create_sese_edges): Call fix_loop_structure after
28323 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
28325 * config.gcc: Add m32r*-*-rtems*.
28326 * config/m32r/rtems.h: New file.
28328 2009-01-05 Ben Elliston <bje@au.ibm.com>
28330 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
28331 (.po.pox): Likewise.
28332 (po/gcc.pot): Likewise.
28334 2009-01-04 David S. Miller <davem@davemloft.net>
28336 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
28337 (STARTING_FRAME_OFFSET): Always set to zero.
28339 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
28341 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
28342 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
28343 fixed-point types, and vectors of the same.
28345 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
28347 * config/mips/sync.md (*mb_barrier): Rename to...
28348 (*memory_barrier): ...this.
28350 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
28352 * doc/extend.texi (Function Attributes): Move @cindex after @item
28353 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
28354 and put in alphabetical order. Fix 'target' name and put in order.
28355 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
28358 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
28360 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
28361 (memory_barrier): Expand as unspec instead of unspec_volatile.
28362 Remove mem:BLK from insn operands. Use Pmode scratch register.
28363 (*memory_barrier): Define as unspec instead of unspec_volatile.
28364 Use (match_dup 0) as input operand.
28366 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
28367 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
28368 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
28369 scratch register. Remove operand 1.
28370 (*stbar): Define as unspec instead of unspec_volatile.
28371 Use (match_dup 0) as input operand, remove (const_int 8).
28372 (*membar): Define as unspec instead of unspec_volatile.
28373 Use (match_dup 0) as input operand, remove input operand 2.
28375 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
28376 (memory_barrier): Expand as unspec instead of unspec_volatile.
28377 Remove mem:BLK from insn operands. Use Pmode scratch register.
28378 (*memory_barrier): Define as unspec instead of unspec_volatile.
28379 Use (match_dup 0) as input operand.
28381 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
28382 Remove mem:BLK from insn operands. Use Pmode scratch register.
28383 Set volatile flag on operand 0.
28384 (*memory_barrier): New insn pattern.
28386 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
28388 (*memory_barrier): Use (match_dup 0) as input operand.
28390 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
28391 Remove mem:BLK from insn operands. Use Pmode scratch register.
28392 Set volatile flag on operand 0.
28393 (*mb_internal): New insn pattern.
28395 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
28397 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
28399 PR middle-end/38586
28400 * function.c (struct temp_slot): Move to the section of the file
28401 that deals with temp slots. Remove field 'address'.
28402 (temp_slot_address_table): New hash table of address -> temp slot.
28403 (struct temp_slot_address_entry): New struct, items for the table.
28404 (temp_slot_address_compute_hash, temp_slot_address_hash,
28405 temp_slot_address_eq, insert_temp_slot_address): Support functions
28407 (find_temp_slot_from_address): Rewrite to use the new hash table.
28408 (remove_unused_temp_slot_addresses): Remove addresses of temp
28409 slots that have been made available.
28410 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
28411 worker function for remove_unused_temp_slot_addresses.
28412 (assign_stack_temp_for_type): Don't clear the temp slot address list.
28413 Add the temp slot address to the address -> temp slot map.
28414 (update_temp_slot_address): Update via insert_temp_slot_address.
28415 (free_temp_slots): Call remove_unused_temp_slot_addresses.
28416 (pop_temp_slots): Likewise.
28417 (init_temp_slots): Allocate the address -> temp slot map, or empty
28418 the map if it is already allocated.
28419 (prepare_function_start): Initialize temp slot processing.
28421 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
28423 PR middle-end/38584
28424 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
28425 Calculate the size of all stack vars assuming no packing of stack
28426 vars will happen, replacing a quadratic algorithm with a linear one.
28428 2009-01-03 Jakub Jelinek <jakub@redhat.com>
28431 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
28434 2009-01-03 Diego Novillo <dnovillo@google.com>
28436 * doc/contrib.texi: Update contributions.
28438 2009-01-03 Jakub Jelinek <jakub@redhat.com>
28441 * builtins.c (fold_builtin_memory_op): Give up if either operand
28442 is volatile. Set srctype or desttype to non-qualified version
28446 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
28447 and FUNCTION_DECLs.
28449 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
28451 PR rtl-optimization/35805
28452 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
28453 problem if fast dce is able to remove any instructions.
28454 * dce.c (dce_process_block): Fix dump message.
28456 2009-01-02 Mark Mitchell <mark@codesourcery.com>
28459 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
28461 2009-01-02 Jakub Jelinek <jakub@redhat.com>
28463 PR middle-end/38690
28464 * tree-flow.h (op_code_prio, op_prio): New prototypes.
28465 * tree-pretty-print.c (op_code_prio): New function.
28466 (op_prio): No longer static. Use op_code_prio.
28467 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
28468 Use op_prio and op_code_prio to determine if () should be
28469 printed around operand(s) or not.
28471 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
28472 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
28473 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
28474 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
28475 pp_character instead of pp_string for single letter printing.
28477 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
28479 * doc/extend.texi: Fix '#pragma GCC option' typo.
28481 2009-01-02 Richard Guenther <rguenther@suse.de>
28483 * doc/install.texi (--enable-checking): Mention different
28484 default for stage1.
28485 (--enable-stage1-checking): Document.
28487 2009-01-01 Andrew Pinski <pinskia@gmail.com>
28489 PR middle-end/30142
28490 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
28491 case to be an error.
28493 2009-01-02 Ben Elliston <bje@au.ibm.com>
28495 * config/fp-bit.h (pack_d): Constify argument.
28496 * config/fp-bit.c (makenan): Constify return type. Remove casts.
28497 (isnan): Constify argument.
28499 (iszero): Likewise.
28500 (pack_d): Likewise.
28501 (_fpadd_parts): Constify return type.
28502 (_fpmul_parts): Likewise.
28503 (_fpdiv_parts): Likewise.
28505 2009-01-01 Jakub Jelinek <jakub@redhat.com>
28508 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
28509 warn about overwriting initializer with side-effects or
28510 -Woverride-init if !IMPLICIT.
28511 (output_init_element): Likewise. Pass IMPLICIT down to
28513 (process_init_element): Add IMPLICIT argument. Pass it down
28514 to output_init_element.
28515 (push_init_element, pop_init_level, set_designator): Adjust
28516 process_init_element callers.
28517 (set_nonincremental_init, set_nonincremental_init_from_string):
28518 Adjust add_pending_init callers.
28519 (output_pending_init_elements): Adjust output_init_element callers.
28520 * c-tree.h (process_init_element): Adjust prototype.
28521 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
28522 process_init_element callers.
28525 Copyright (C) 2009 Free Software Foundation, Inc.
28527 Copying and distribution of this file, with or without modification,
28528 are permitted in any medium without royalty provided the copyright
28529 notice and this notice are preserved.