1 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
5 2009-10-09 Richard Guenther <rguenther@suse.de>
8 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
10 (lto_wrapper_exit): New function.
12 (fatal_perror): Likewise.
13 (fork_execute): Use global args_name, do not free it.
14 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
15 * lto-streamer.h: Remove duplicate prototypes.
17 2009-10-09 Richard Guenther <rguenther@suse.de>
19 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
20 before calling stmt_can_throw_external.
22 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
24 PR tree-optimization/40071
25 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
26 pointer if the original data reference doesn't conflict with the
27 created vector data reference. Fix long line.
29 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
31 * config/i386/i386.md (any_div): New code iterator.
32 (u): Handle div and udiv.
34 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
36 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
37 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
38 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
39 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
41 2009-10-08 Joseph Myers <joseph@codesourcery.com>
43 * gcc.c (main): Remove trailing "." from diagnostics.
45 2009-10-08 Cary Coutant <ccoutant@google.com>
47 Add support for debugging with ICF (Identical Code Folding).
48 * calls.c (debug.h): New #include.
49 (emit_call_1): Call virtual_call_token debug hook.
50 * common.opt (-fenable-icf-debug): New option.
51 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
52 locations in the source).
53 (poc_label_num): New variable.
54 (dcall_entry, vcall_entry): New typedefs.
55 (dcall_table, vcall_table): New variables.
56 (struct vcall_insn): New type.
57 (vcall_insn_table): New variable.
58 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
59 (size_of_dcall_table): New function.
60 (output_dcall_table): New function.
61 (size_of_vcall_table): New function.
62 (output_vcall_table): New function.
63 (dwarf2out_direct_call): New function.
64 (vcall_insn_table_hash): New function.
65 (vcall_insn_table_eq): New function.
66 (dwarf2out_virtual_call_token): New function.
67 (dwarf2out_virtual_call): New function.
68 (dwarf2out_init): Allocate new tables and sections.
69 (prune_unused_types): Mark DIEs referenced from direct call table.
70 (dwarf2out_finish): Output direct and virtual call tables.
71 * final.c (final_scan_insn): Call direct_call and virtual_call
73 * debug.h (struct gcc_debug_hooks): Add direct_call,
74 virtual_call_token, virtual_call hooks.
75 (debug_nothing_uid): New function.
76 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
77 (debug_nothing_uid): New function.
78 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
79 * sdbout.c (sdb_debug_hooks): Likewise.
80 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
81 * doc/invoke.texi (-fenable-icf-debug): New option.
83 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
86 * regmove.c (regmove_backward_pass): Replace src with dst in the
87 debug insn, and check for dst before rather than after.
89 2009-10-08 Janis Johnson <janis187@us.ibm.com>
91 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
92 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
94 2009-10-08 Jan Hubicka <jh@suse.cz>
97 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
98 do not mark cgraph nodes as needed.
99 (record_references_in_initializer): Add new only_vars parameter.
100 * cgraph.h (record_references_in_initializer): New parameter.
101 * varasm.c (assemble_variable): Update call.
102 * varpool.c (varpool_analyze_pending_decls): Always look for
105 2009-10-08 Anatoly Sokolov <aesok@post.ru>
107 * config/avr/avr.c (last_insn_address) Remove variable.
108 (expand_prologue): Don't initialise last_insn_address variable.
109 (final_prescan_insn): Don't output insn size.
110 * config/avr/avr.opt (msize): Remove switch.
111 * doc/invoke.texi (AVR Options): Remove documentation of -msize
114 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
116 * combine.c (label_tick_ebb_start): Fix comment.
117 (combine_instructions): Set label_tick and label_tick_ebb_start before
118 calling setup_incoming_promotions. Start them from 1. Increment
119 label_tick instead of deriving it from the BB index. Rather than
120 comparing ticks use the block from the previous iteration to decide
121 whether to start a new EBB. Remove empty lines before function.
123 2009-10-08 Michael Matz <matz@suse.de>
126 * builtins.c (fold_builtin_isascii): Use fold_build2.
127 (fold_builtin_isdigit): Ditto.
128 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
129 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
130 remove_useless_stmts_cond, remove_useless_stmts_tf,
131 remove_useless_stmts_tc, remove_useless_stmts_bind,
132 remove_useless_stmts_goto, remove_useless_stmts_label,
133 remove_useless_stmts_1, remove_useless_stmts,
134 pass_remove_useless_stmts): Remove.
135 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
136 * passes.c (init_optimization_passes): Don't add
137 pass_remove_useless_stmts.
138 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
139 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
141 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
142 for static constants.
143 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
144 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
146 2009-10-08 Richard Guenther <rguenther@suse.de>
148 * gimple.c (free_gimple_type_tables): New function.
149 * gimple.h (free_gimple_type_tables): Declare.
151 2009-10-07 Mark Heffernan <meheff@google.com>
153 * ipa-prop.c (ipa_print_node_params) Only print
154 names of named arguments.
156 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
158 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
159 being statically linked.
161 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
163 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
165 2009-10-08 Jan Hubicka <jh@suse.cz>
168 * ipa.c (cgraph_externally_visible_p,
169 function_and_variable_visibility,
170 whole_program_function_and_variable_visibility): Skip non-finalized
173 2009-10-08 Nick Clifton <nickc@redhat.com>
175 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
178 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
181 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
183 2009-10-07 Joseph Myers <joseph@codesourcery.com>
186 * c-common.c (c_fully_fold_internal): Strip nops from the result
187 of recursive calls to c_fully_fold_internal.
188 (c_wrap_maybe_const): New.
189 (c_save_expr): Use c_wrap_maybe_const.
190 * c-common.h (c_wrap_maybe_const): Declare.
191 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
192 build_binary_op): Use c_wrap_maybe_const.
194 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
196 * real.c: Fix comment to reflect actual exponent size.
198 2009-10-08 Ben Elliston <bje@au.ibm.com>
200 * config/rs6000/a2.md: Add FSF comment header.
202 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
204 * config/i386/i386.md (any_extend): New code iterator.
205 (u, s): New code attributes.
207 (DWIH): Rewrite as code iterator for SI and DI modes.
208 (DWI): Rewrite as mode attribute.
209 (dwi): New mode attribute.
210 (di): Depend on SI mode and DI mode.
211 (doubleint_general_operand): Remove mode attribute.
213 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
216 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
217 (*sub<mode>3_doubleword): Ditto.
219 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
220 using SWIM248 mode iterator.
221 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
222 using SWI48 mode iterator.
223 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
224 patterns using DWIH mode iterator and any_extend code iterator.
225 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
226 using any_extend code iterator.
227 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
228 patterns using DWIH mode iterator and any_extend code iterator.
229 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
230 using any_extend code iterator.
231 (<s>mul<mode>3_highpart): Macroize expander from
232 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
233 and any_extend code iterator.
234 (*<s>muldi3_highpart_1): Macroize insn from
235 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
236 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
237 patterns using any_extend code iterator.
238 (*<s>mulsi3_highpart_zext): Macroize insn from
239 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
241 2009-10-07 Jakub Jelinek <jakub@redhat.com>
243 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
244 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
245 refering to a DIE with DW_AT_const_value.
247 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
250 * ira-lives.c (check_and_make_def_conflict): Process all operands.
252 2009-10-06 Jan Hubicka <jh@suse.cz>
254 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
257 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
259 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
260 *lea_2_rex64): Move before *add<mode>_1 pattern.
262 2009-10-07 Jan Hubicka <jh@suse.cz>
264 * collect2.c (main): Add -fno-whole-program.
265 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
267 2009-10-07 Jan Hubicka <jh@suse.cz>
269 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
270 has no address taken.
271 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
273 (cgraph_clone_node): Clear externally_visible flag for clones.
274 * cgraph.h (cgraph_only_called_directly_p,
275 cgraph_can_remove_if_no_direct_calls_p): New predicates.
276 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
277 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
278 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
279 ipcp_insert_stage): Likwise.
280 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
281 externally_visible flag.
282 (verify_cgraph_node): Verify that inline clones look right.
283 (process_function_and_variable_attributes): Do not set
284 externally_visible flags.
285 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
287 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
289 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
290 clear externally_visible when turning into inline clones
291 (cgraph_mark_inline_edge): Use new predicates.
292 (cgraph_estimate_growth): Likewise.
293 (cgraph_decide_inlining): Likewise.
294 * ipa.c (cgraph_postorder): Likewise.
295 (cgraph_remove_unreachable_nodes): Likewise; sanity check
296 that inline clones are not needed.
297 (cgraph_externally_visible_p): New predicate.
298 (function_and_variable_visibility): Add whole_program parameter;
299 always set externally_visible flag; handle COMDAT function
301 (local_function_and_variable_visibility): New function.
302 (gate_whole_program_function_and_variable_visibility): New function.
303 (whole_program_function_and_variable_visibility): New function.
304 (pass_ipa_whole_program_visibility): New function.
305 * passes.c (init_optimization_passes): Add whole program visibility
307 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
308 not care about needed/reachable flags.
309 * varpool.c: Include flags.h
310 (decide_is_variable_needed): When doing LTO assume whole-program mode.
311 (varpool_finalize_decl): When we are in LTO read-back, all variables
313 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
315 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
317 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
320 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
322 * config.gcc: Don't include the makefile fragments intended for
324 * config/s390/fixdfdi.h: File removed.
325 * config/s390/libgcc-glibc.ver: File removed.
326 * config/s390/s390.h: Remove the fixdfdi.h hack.
327 * config/s390/t-crtstuff: File moved to libgcc dir.
328 * config/s390/t-linux: Likewise.
329 * config/s390/t-tpf: libgcc specific parts removed.
330 * config/s390/t-linux64: Likewise.
332 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
334 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
335 (lto-compress.o): Likewise.
337 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
340 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
341 dllexport to class members here.
342 (i386_pe_determine_dllimport_p): Only check static class data for
344 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
345 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
346 functions for vague linkage.
347 (i386_pe_type_dllexport_p): Fix formatting.
348 (maybe_add_dllexport) New function.
349 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
352 2009-10-07 Ben Elliston <bje@au.ibm.com>
354 * config/rs6000/a2.md: Remove duplicated lines.
356 2009-10-07 Ben Elliston <bje@au.ibm.com>
358 * config.gcc (powerpc*-*-*): Handle a2.
359 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
360 * config/rs6000/a2.md: New file.
361 * config/rs6000/rs6000.opt (mno-update): New.
362 (mupdate): Return to using a mask, not a var.
363 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
364 (enum processor_type): Add PROCESSOR_PPCA2.
365 * config/rs6000/rs6000.c (ppca2_cost): New costs.
366 (rs6000_override_options): Add "a2" to processor_target_table.
367 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
368 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
370 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
372 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
373 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
374 reference to nonexistent gen_truncxfxf2 function.
376 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
378 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
379 (DWIH, g, di, doubleint_general_operand): New mode attributes.
380 (general_operand): Handle TI mode.
381 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
382 using SDWIM mode iterator.
383 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
384 pattern from *add{di,ti}3_1 patterns and corresponding splitters
385 using DWI mode iterator.
386 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
387 patterns using SWI mode iterator.
388 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
389 using SWI48 mode iterator.
390 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
391 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
392 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
393 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
394 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
395 using SDWIM mode iterator.
396 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
397 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
398 using DWI mode iterator.
399 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
400 patterns using SWI mode iterator.
401 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
402 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
403 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
404 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
405 patterns using plusminus code iterator.
406 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
407 sub<mode>3 patterns using plusminus code iterator.
408 * config/i386/i386.c (override_options): Update call to
409 gen_subdi_carry_rex64 for renamed function.
410 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
411 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
412 calls to instruction expanders.
414 2009-10-06 Martin Jambor <mjambor@suse.cz>
417 * opts.c (decode_options): Run IPA-SRA at -O2.
419 2009-10-06 Richard Guenther <rguenther@suse.de>
421 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
423 2009-10-06 Tobias Burnus <burnus@net-b.de>
426 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
427 -flto and -fwhole-program flags can be combined.
429 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
432 * gcc.c (process_command): Check that -o argument was specified.
434 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
436 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
438 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
440 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
441 * doc/invoke.texi (Warning Options): Annotate allowed languages
442 for -Wunsuffixed-float-constants.
444 2009-10-05 Jakub Jelinek <jakub@redhat.com>
446 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
447 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
448 same name and isn't the main variant.
451 * dwarf2out.c (loc_by_reference): Removed.
452 (dw_loc_list_1): New function.
453 (dw_loc_list): Remove toplev argument, add want_address argument.
454 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
455 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
456 want_address == 2 to dw_loc_list. For successful dw_loc_list
457 set have_address to 1 only if want_address is not 0.
459 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
461 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
462 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
463 a code block followed by two pointers.
464 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
465 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
466 (MIPS_MOVE): Likewise.
467 (MIPS_LUI): Likewise.
469 (MIPS_BAL): Likewise.
470 (MIPS_NOP): Likewise.
471 (mips_asm_trampoline_template): Delete.
472 (mips_trampoline_code_size): New function.
473 (mips_trampoline_init): Add shorter sequences for all cases
474 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
475 Calculate the opcodes directly, rather than copying from a template.
476 Only flush the code part of the trampoline.
477 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
479 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
481 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
482 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
483 (INCOMING_RETURN_ADDR_RTX): Likewise.
484 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
486 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
487 with RETURN_ADDR_REGNUM.
488 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
489 * config/mips/mips.c (mips16_build_call_stub): Replace
490 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
491 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
492 (mips_print_operand_punctuation): Likewise.
493 (mips_frame_set): Likewise.
494 (mips16e_output_save_restore): Likewise.
495 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
496 (mips_save_reg_p): Likewise.
497 (mips_return_addr): Likewise.
498 (mips_set_return_address): Likewise.
499 (mips_direct_save_slot_move_p): Likewise.
500 (mips_output_function_prologue): Likewise.
501 (mips_restore_reg): Likewise.
502 (mips_expand_epilogue): Likewise.
503 (mips_epilogue_uses): Likewise.
504 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
505 (*mov<mode>_ra): Use it instead of a hard-coded 31.
506 (clear_hazard_<mode>): Likewise.
507 (call_internal): Likewise.
508 (call_internal_direct): Likewise.
509 (call_direct_split): Likewise.
510 (call_value_internal): Likewise.
511 (call_value_split): Likewise.
512 (call_value_internal_direct): Likewise.
513 (call_value_direct_split): Likewise.
514 (call_value_multiple_internal): Likewise.
515 (call_value_multiple_split): Likewise.
517 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
518 Jakub Jelinek <jakub@redhat.com>
520 PR rtl-optimization/41511
521 * combine.c (record_value_for_reg): Pass explicit values as argument
522 to get_last_value_validate.
523 (get_last_value_validate): Document INSN parameter.
524 For non-readonly MEMs, assume they might have been modified if INSN
525 was in another basic block.
526 (get_last_value): Minor reformatting.
528 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
531 * final.c (asm_str_count): Split out from asm_insn_count.
532 * rtl.h (asm_str_count): New prototype.
533 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
536 2009-10-05 Sriraman Tallam <tmsriram@google.com>
538 * doc/plugins.texi: Change plugin_pass to register_pass_info.
540 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
541 Rafael Espindola <espindola@google.com>
543 * gengtype.c (write_types): Moved call to write_func_for_structure
546 2009-10-05 Richard Guenther <rguenther@suse.de>
549 * lto-cgraph.c (output_cgraph): Output toplevel asms.
550 (input_cgraph_1): Input toplevel asms.
552 2009-10-05 Richard Guenther <rguenther@suse.de>
555 * lto-symtab.c (lto_compatible_attributes_p): Remove.
556 (external_aggregate_decl_p): Likewise.
557 (lto_symtab_compatible): Re-structure. Remove dead code.
558 For variables ignore toplevel qualifiers when comparing types.
559 Issue warnings, not errors for mismatched user-alignment.
561 2009-10-05 Richard Guenther <rguenther@suse.de>
565 * lto-symtab.c (struct lto_symtab_base_def): Remove.
566 (struct lto_symtab_identifier_def): Likewise.
567 (struct lto_symtab_decl_def): Likewise.
568 (struct lto_symtab_entry_def): New.
569 (lto_symtab_identifier_t): Rename to ...
570 (lto_symtab_entry_t): ... this.
571 (lto_symtab_decls): Remove.
572 (lto_symtab_base_hash): Rename to ...
573 (lto_symtab_entry_hash): ... this.
574 (lto_symtab_base_eq): Rename to ...
575 (lto_symtab_entry_eq): ... this.
576 (lto_symtab_base_marked_p): Rename to ...
577 (lto_symtab_entry_marked_p): ... this.
578 (lto_symtab_identifier_marked_p): Remove.
579 (lto_symtab_decl_marked_p): Likewise.
580 (lto_symtab_maybe_init_hash_tables): Rename to ...
581 (lto_symtab_maybe_init_hash_table): ... this.
582 (lto_symtab_set_resolution_and_file_data): Remove.
583 (lto_symtab_register_decl): New function.
584 (lto_symtab_get_identifier): Remove.
585 (lto_symtab_get): New function.
586 (lto_symtab_get_resolution): Adjust.
587 (lto_symtab_get_identifier_decl): Remove.
588 (lto_symtab_set_identifier_decl): Likewise.
589 (lto_symtab_merge_decl): Rename to ...
590 (lto_symtab_merge): ... this. Rewrite.
591 (lto_symtab_merge_var): Remove.
592 (lto_symtab_merge_fn): Likewise.
593 (lto_symtab_prevailing_decl): Adjust.
594 (lto_cgraph_replace_node): New function.
595 (lto_symtab_merge_decls_2): Likewise.
596 (lto_symtab_merge_decls_1): Likewise.
597 (lto_symtab_fixup_var_decls): Likewise.
598 (lto_symtab_resolve_symbols): Likewise.
599 (lto_symtab_merge_decls): Likewise.
600 (lto_symtab_prevailing_decl): Adjust.
601 (lto_symtab_get_symtab_def): Remove.
602 (lto_symtab_get_file_data): Likewise.
603 (lto_symtab_clear_resolution): Adjust.
604 (lto_symtab_clear_resolution): Likewise.
605 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
606 (input_cgraph_1): Likewise.
607 * lto-streamer-in.c (get_resolution): Do not provide fake
608 symbol resolutions here.
609 (deferred_global_decls): Remove.
610 (lto_register_deferred_decls_in_symtab): Likewise.
611 (lto_register_var_decl_in_symtab): Change signature, register
612 variable via lto_symtab_register_decl.
613 (lto_register_function_decl_in_symtab): Likewise.
614 (lto_read_tree): Adjust.
615 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
616 (lto_symtab_merge_var): Likewise.
617 (lto_symtab_merge_fn): Likewise.
618 (lto_symtab_register_decl): Declare.
619 (lto_symtab_merge_decls): Likewise.
621 2009-10-05 Richard Guenther <rguenther@suse.de>
623 PR tree-optimization/23821
624 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
625 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
626 simple IV increments.
628 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
630 * config/arm/arm.c (arm_override_options): Really initialize
631 flag_dwarf2_cfi_asm to 0.
633 2009-10-05 Doug Kwan <dougkwan@google.com>
635 PR rtl-optimization/41574
636 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
637 floating point and we are not doing unsafe math optimizations.
639 2009-10-03 Simon Baldwin <simonb@google.com>
640 Cary Coutant <ccoutant@google.com>
641 Rafael Espindola <espindola@google.com>
642 Richard Guenther <rguenther@suse.de>
643 Jan Hubicka <jh@suse.cz>
644 Doug Kwan <dougkwan@google.com>
645 H.J. Lu <hongjiu.lu@intel.com>
646 Bill Maddox <maddox@google.com>
647 Ryan Mansfield <rmansfield@qnx.com>
648 Diego Novillo <dnovillo@google.com>
649 Ollie Wild <aaw@google.com>
650 Kenneth Zadeck <zadeck@naturalbridge.com>
652 * lto-cgraph.c: New file.
653 * lto-compress.c: New file.
654 * lto-compress.h: New file.
655 * lto-opts.c: New file.
656 * lto-section-in.c: New file.
657 * lto-section-out.c: New file.
658 * lto-streamer-in.c: New file.
659 * lto-streamer-out.c: New file.
660 * lto-streamer.c: New file.
661 * lto-streamer.h: New file.
662 * lto-symtab.c: New file.
663 * lto-wpa-fixup.c: New file.
664 * lto-wrapper.c: New file.
666 2009-10-03 Simon Baldwin <baldwin@google.com>
667 Ben Elliston <bje@au.ibm.com>
668 Rafael Espindola <espindola@google.com>
669 Nathan Froyd <froydnj@codesourcery.com>
670 Jan Hubicka <jh@suse.cz>
671 Doug Kwan <dougkwan@google.com>
672 Diego Novillo <dnovillo@google.com>
673 Kenneth Zadeck <zadeck@naturalbridge.com>
675 * Makefile.in (enable_lto): New.
676 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
677 (LINKER_PLUGIN_API_H): Define.
678 (LTO_SYMTAB_H): Define.
679 (LTO_STREAMER_H): Define.
680 (TREE_VECTORIZER_H): Define.
681 (INCLUDES): Add LIBELFINC.
682 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
683 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
684 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
685 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
686 (native): Add lto-wrapper$(exeext)
687 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
688 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
689 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
690 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
691 (varasm.o): Add dependency on tree-iterator.h.
692 (cgraph.o): Add dependency on cif-code.def.
693 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
694 (ipa-pure-const.o): Likewise.
695 (GTFILES): Add lto-symtab.c.
696 (install-lto-wrapper): New.
697 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
698 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
699 * config.in: Regenerate.
701 2009-10-03 Rafael Espindola <espindola@google.com>
702 Diego Novillo <dnovillo@google.com>
704 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
706 Call execute_ipa_summary_passes for all_regular_ipa_passes and
708 (cgraph_optimize): Make extern.
710 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
711 Kenneth Zadeck <zadeck@naturalbridge.com>
713 * toplev.c (in_lto_p): Declare.
714 * collect2.c (scan_prog_file): Read all the output when reading
716 (enum lto_mode_d): Declare.
718 2009-10-03 Richard Guenther <rguenther@suse.de>
719 Diego Novillo <dnovillo@google.com>
721 * gimple.c: Include target.h and alias.h.
722 (gimple_types): Declare.
723 (type_hash_cache): Declare.
724 (gimple_alloc_stat): Make extern.
725 (gimple_build_eh_must_not_throw): Call
726 gimple_eh_must_not_throw_set_fndecl.
727 (struct type_pair_d): Declare.
728 (type_pair_t): Declare.
729 (type_pair_hash): New.
731 (lookup_type_pair): New.
732 (gimple_force_type_merge): New.
733 (compare_type_names_p): New.
734 (compare_field_offset): New.
735 (gimple_types_compatible_p): New.
736 (struct sccs): Declare.
737 (next_dfs_num): Declare.
738 (iterative_hash_gimple_type): New.
740 (iterative_hash_type_name): New.
741 (iterative_hash_gimple_type): New.
742 (gimple_type_hash): New.
743 (gimple_type_eq): New.
744 (gimple_register_type): New.
745 (print_gimple_types_stats): New.
746 (gimple_signed_or_unsigned_type): New.
747 (gimple_unsigned_type): New.
748 (gimple_signed_type): New.
749 (gimple_get_alias_set): New.
750 (gimple_decl_printable_name): Do not use DMGL_TYPES.
751 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
752 (gimple_force_type_merge): Declare.
753 (gimple_types_compatible_p): Declare.
754 (gimple_register_type): Declare.
755 (print_gimple_types_stats): Declare.
756 (gimple_unsigned_type): Declare.
757 (gimple_signed_type): Declare.
758 (gimple_get_alias_set): Declare.
759 (gimple_eh_must_not_throw_set_fndecl): New.
761 2009-10-03 Jan Hubicka <jh@suse.cz>
762 Kenneth Zadeck <zadeck@naturalbridge.com>
764 * ipa-pure-const.c: Include lto-streamer.h.
765 (register_hooks): Factor out of ...
766 (generate_summary): ... here.
767 (pure_const_write_summary): New.
768 (pure_const_read_summary): New.
769 (pass_ipa_pure_const): Add pure_const_write_summary and
770 pure_const_read_summary.
771 * ipa-reference.c: Include lto-streamer.h.
772 (add_new_function): New.
773 (remove_node_data): New.
774 (duplicate_node_data): New.
775 (ipa_init): Guard against multiple calls.
776 Move hook setup from analyze_function.
777 (write_node_summary_p): New.
778 (ipa_reference_write_summary): New.
779 (ipa_reference_read_summary): New.
780 (pass_ipa_reference): Add ipa_reference_write_summary and
781 ipa_reference_read_summary.
782 * cgraph.h (cgraph_local_info): Add field lto_file_data.
783 (struct cgraph_edge): Add fields lto_stmt_uid and
784 call_stmt_cannot_inline_p.
785 (cgraph_optimize): Declare.
786 (cgraph_decide_is_function_needed): Declare.
787 (reset_inline_failed): Declare.
788 (enum LTO_cgraph_tags): Declare.
789 (LTO_cgraph_tag_names): Declare.
790 (LCC_NOT_FOUND): Define.
792 2009-10-03 Doug Kwan <dougkwan@google.com>
793 Rafael Espindola <espindola@google.com>
794 Jan Hubicka <jh@suse.cz>
795 Diego Novillo <dnovillo@google.com>
796 Kenneth Zadeck <zadeck@naturalbridge.com>
798 * passes.c (all_regular_ipa_passes): New.
799 (all_ipa_passes): Rename to all_small_ipa_passes.
800 (init_optimization_passes): Init all_regular_ipa_passes.
801 * tree-pass.h (all_regular_ipa_passes): New.
802 (all_ipa_passes): Rename to all_small_ipa_passes.
803 * passes.c (all_lto_gen_passes): New.
804 (init_optimization_passes): Initialize all_lto_gen_passes.
805 (execute_ipa_summary_passes): Make non-static.
806 (ipa_write_summaries_1): New.
807 (ipa_write_summaries_2): New.
808 (ipa_write_summaries): New.
809 (ipa_write_summaries_of_cgraph_node_set): New.
810 (ipa_read_summaries_1): New.
811 (ipa_read_summaries): New.
812 (execute_ipa_pass_list): Call cgraph_process_new_functions.
813 (execute_regular_ipa_pass_list): Remove.
814 (init_optimization_passes): Schedule
815 pass_rebuild_cgraph_edges and pass_early_inline outside
816 of pass_all_early_optimizations. Document reason.
817 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
818 pass_ipa_lto_finish_out): New pass.
819 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
820 (execute_all_ipa_transforms): New.
821 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
822 (dump_properties, debug_properties): New.
823 * tree-optimize.c (gate_all_early_local_passes): Return
824 false if we are in lto1.
825 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
826 * tree-pass.h (execute_all_ipa_transforms): Declare.
827 (pass_ipa_function_and_variable_visibility): Declare.
828 (pass_ipa_early_inline): Declare.
829 (pass_ipa_lto_gimple_out): Declare.
830 (pass_ipa_lto_wpa_fixup): Declare.
831 (pass_ipa_lto_finish_out): Declare.
832 (all_small_ipa_passes, all_regular_ipa_passes,
833 all_lto_gen_passes): Declare.
834 (execute_ipa_summary_passes): Declare.
835 (execute_all_ipa_transforms): Declare.
836 (ipa_write_summaries): Declare
837 (ipa_write_summaries_of_cgraph_node_set): Declare.
838 (ipa_read_summaries): Declare.
840 2009-10-03 Doug Kwan <dougkwan@google.com>
841 Ollie Wild <aaw@google.com>
843 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
845 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
846 (lto_mode): New variable.
847 (maybe_run_lto_and_relink): Handle the -fwpa option.
848 (main): Handle the -fwpa option.
849 (maybe_unlink_list): New function.
850 * gcc.c (link_lto_options): Replace -flto with -fwpa.
851 * common.opt (flto): New flag.
852 * toplev.c (flag_generate_lto): Declare.
854 2009-10-03 Simon Baldwin <simonb@google.com>
856 * common.opt (flto-compression-level): New flag.
858 * opts.c: Include lto-opts.h.
859 (handle_option): Call lto_register_user_option for each
860 valid option handled.
861 (decode_options): Clear registered options before the options
864 2009-10-03 Cary Coutant <ccoutant@google.com>
866 * collect2.c (is_elf): New function.
867 (scan_prog_file): Require LTO object to be in ELF format.
869 2009-10-03 Rafael Espindola <espindola@google.com>
871 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
872 libgcc to the linker.
874 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
876 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
877 (collect_execute): Add flags argument. Pass flags to pex_run. Update
879 * collect2.h (collect_execute): Add flags argument.
880 * tlink.c (tlink_execute): Update call to collect_execute.
881 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
882 (use_linker_plugin): New.
883 (use_linker_plugin_spec_function): New.
884 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
885 (linker_plugin_file_spec): New.
886 (lto_wrapper_spec): New.
888 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
889 (static_spec_functions): Add use-linker-plugin.
890 (process_command): Handle -use-linker-plugin.
891 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
892 linker_plugin_file_spec and lto_gcc_spec.
893 (use_linker_plugin_spec_function): New.
895 2009-10-03 Richard Guenther <rguenther@suse.de>
899 * tree.h (is_lang_specific): Include LANG_TYPE.
900 * tree.c (find_decls_types_r): Manually add interesting parts
901 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
903 * gimple.c (type_pair_hash): Make symmetric.
904 (type_pair_eq): Likewise.
905 (lookup_type_pair): Increase initial hashtable size.
906 (gimple_force_type_merge): Rely on type-pair symmetry.
907 (visit): Remove excessive checking code.
908 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
909 (gimple_register_type): Remove getenv calls, shrink initial
913 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
914 inline functions if not generating lto output.
917 * toplev.c (finalize): In WPA mode remove the asm file.
919 2009-10-03 Doug Kwan <dougkwan@google.com>
921 * ipa-inline.c (cgraph_mark_inline): Check
922 edge->call_stmt_cannot_inline_p instead of calling
923 gimple_call_cannot_inline_p.
924 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
925 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
926 (inline_generate_summary): Do nothing in LTRANS.
927 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
928 exists before calling gimple_call_cannot_inline_p.
929 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
930 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
931 Update new_edge->lto_stmt_uid.
932 * cgraphbuild.c (reset_inline_failed): New.
934 * common.opt (fwpa): New flag.
935 (fltrans): New option.
936 * gcc.c (gcc_lto_option_t): New type.
937 (current_lto_option): New variable.
938 (lto_single_spec_function): Remove and is replaced by ..
939 (lto_option_spec_function): New function.
940 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
941 passing the -flto flag.
942 (cc1_options): Separate non-LTO related parts into ..
943 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
944 (lto1_options): New spec for lto FE.
945 (link_lto_options): New spec for handling LTO flags in linker.
946 (invoke_lto_single): Re-format to fit in 80 column. Replace
947 lto-single with lto-option.
948 (static_specs): Add cc1_non_lto_options, lto1_options and
950 (static_spec_function): Replace lto-single with lto-option.
951 (process_command): Handle -flto, -fwpa and -fltran by setting
952 current_lto_option and not passing it to subprocess unconditionally.
954 2009-10-03 Bill Maddox <maddox@google.com>
956 Add `gcc' driver support for link-time code generation (LTO).
958 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
959 (lto_flag, lto_objects, lto_o_file): New variables.
960 (struct lto_object, struct lto_object_list): New structures.
961 (collect_exit, handler): Remove LTO temporary output file on exit.
962 (add_lto_object): New function.
963 (maybe_run_lto_and_relink): New function. Perform link time code
964 generation and relinking for object files containing LTO information.
965 (main): Invoke maybe_run_lto_and_relink().
966 (dump_argv): New function. For debugging, currently disabled.
967 (scan_prog_file): Add LTO information pass.
968 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
970 * toplev.c (compile_file): Emit assembler directive to create
971 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
973 2009-10-03 Diego Novillo <dnovillo@google.com>
975 * c.opt: Add LTO to warn_abi and warn_psabi.
977 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
978 inline function. Ignore language-specific nodes. Update all users.
979 (find_decls_types_r): Do not traverse the subtrees of
980 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
981 * tree.h (is_lang_specific): New.
982 * langhooks.h (struct lang_hooks_for_decls): Remove
983 may_need_assembler_name_p. Update all users.
985 * c-common.c (set_builtin_user_assembler_name): Move ...
986 * builtins.c (set_builtin_user_assembler_name): ... here.
987 (is_builtin_name): Add comment
988 (is_builtin_fn): New.
989 * except.c (output_ttype): Only call
990 lookup_type_for_runtime if TYPE is not a runtime type.
992 * passes.c (register_pass): Call position_pass on
993 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
994 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
995 (TV_IPA_LTO_DECL_IO): Define.
996 (TV_IPA_LTO_CGRAPH_IO): Define.
998 (TV_WHOPR_WPA): Define.
999 (TV_WHOPR_WPA_IO): Define.
1000 (TV_WHOPR_LTRANS): Define.
1001 (TV_WHOPR_WPA_FIXUP): Define.
1002 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
1003 * tree-cfg.c (tree_node_can_be_shared): Make extern.
1004 * tree-flow.h (tree_node_can_be_shared): Declare.
1005 * tree-inline.c (tree_can_inline_p): Check that E has a
1006 statement associated with it.
1007 * tree.c (free_lang_data_in_binf): Factor out of ...
1008 (free_lang_data_in_type): ... here.
1009 Call RECORD_OR_UNION_TYPE_P.
1010 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
1011 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
1012 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
1013 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
1014 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
1015 (gate_free_lang_data): Return true if flag_generate_lto is set.
1016 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
1017 * c-common.h (set_builtin_user_assembler_name): Move ...
1018 * tree.h (set_builtin_user_assembler_name): ... here.
1020 * common.opt (flto-report): New flag.
1021 * opts.c (complain_wrong_lang): Do not complain if running lto1.
1022 * collect2.c (scan_prog_file): Send the error output of
1023 'nm' to HOST_BIT_BUCKET.
1025 2009-10-03 Ollie Wild <aaw@google.com>
1027 * langhooks-def.h (lhd_begin_section): New function declaration.
1028 (lhd_write_section): New function declaration.
1029 (lhd_end_section): New function declaration.
1030 (LANG_HOOKS_BEGIN_SECTION): New macro.
1031 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
1032 (LANG_HOOKS_END_SECTION): New macro.
1033 (LANG_HOOKS_LTO): New macro.
1034 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
1035 * langhooks.c (output.h): Add include.
1036 (saved_section): New static variable.
1037 (lhd_begin_section): New function.
1038 (lhd_write_section_data): New function.
1039 (lhd_end_section): New function.
1040 * langhooks.h (struct lang_hooks_for_lto): New structure.
1041 (struct lang_hooks): Add member lto.
1042 * Makefile.in (langhooks.o): Add dependency on output.h.
1044 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
1046 2009-10-03 Richard Guenther <rguenther@suse.de>
1048 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
1051 2009-10-03 Simon Baldwin <simonb@google.com>
1052 Richard Guenther <rguenther@suse.de>
1053 Janis Johnson <janis187@us.ibm.com>
1054 Doug Kwan <dougkwan@google.com>
1055 Diego Novillo <dnovillo@google.com>
1056 Ramana Radhakrishnan <ramana.r@gmail.com>
1057 Ollie Wild <aaw@google.com>
1059 * doc/install.texi: Add documentation for libelf and --enable-lto.
1060 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
1061 -flto-report, -flto-compression-level and -use-linker-plugin.
1062 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
1063 Add section for LTO Testing.
1065 2009-10-02 Cary Coutant <ccoutant@google.com>
1067 Add support for comdat type sections for DWARF v4.
1068 Merge from dwarf4 branch.
1070 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
1071 (dw_die_ref): Define vector type.
1072 (enum dw_val_class): Add dw_val_class_data8.
1073 (struct dw_val_struct): Add v.val_data8.
1074 (comdat_type_node_ref): New type.
1075 (struct die_struct): Move die_symbol into a union; add new field
1076 die_type_node. Change all uses.
1077 (comdat_type_node): New type.
1078 (skeleton_chain_node): New type.
1079 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
1080 (comdat_type_list): New variable.
1081 (dwarf_tag_name): Add DW_TAG_type_unit.
1082 (dwarf_attr_name): Add DW_AT_signature.
1083 (add_AT_data8): New function.
1084 (replace_child): New function.
1085 (move_all_children): New function.
1086 (print_signature): New function.
1087 (print_die): Print signature information; add dw_val_class_data8.
1088 (attr_checksum): Support dw_val_class_data8.
1089 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
1090 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
1091 (checksum_sleb128, checksum_uleb128): New functions.
1092 (checksum_die_context): New function.
1093 (loc_checksum_ordered): New function.
1094 (attr_checksum_ordered): New function.
1095 (struct checksum_attributes): New structure.
1096 (collect_checksum_attributes): New function.
1097 (die_checksum_ordered): New function.
1098 (generate_type_signature): New function.
1099 (same_dw_val_p): Add dw_val_class_data8.
1100 (is_symbol_die): Use new is_declaration_die function.
1101 (is_declaration_die): New function.
1102 (should_move_die_to_comdat): New function.
1103 (clone_die): New function.
1104 (clone_tree): New function.
1105 (clone_as_declaration): New function.
1106 (copy_declaration_context): New function.
1107 (generate_skeleton_ancestor_tree): New function.
1108 (generate_skeleton_bottom_up): New function.
1109 (generate_skeleton): New function.
1110 (remove_child_or_replace_with_skeleton): New function.
1111 (break_out_comdat_types): New function.
1112 (struct decl_table_entry): New type.
1113 (htab_decl_hash): New function.
1114 (htab_decl_eq): New function.
1115 (htab_decl_del): New function.
1116 (copy_ancestor_tree): New function.
1117 (copy_decls_walk): New function.
1118 (copy_decls_for_unworthy_types): New function.
1119 (build_abbrev_table): Don't assert on missing die_symbol when doing
1120 comdat type sections.
1121 (size_of_die): Use DW_FORM_sig8 for external references. Add
1123 (unmark_dies): Don't assert for unmarked dies when doing comdat
1125 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
1126 (output_signature): New function.
1127 (output_die): Likewise.
1128 (output_compilation_unit_header): Mark output as DWARF version 3
1129 even if generating DWARF 4.
1130 (output_comdat_type_unit): New function.
1131 (output_line_info): Mark output as DWARF version 3 even if generating
1133 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
1135 (dwarf2out_end_source_file): Likewise.
1136 (prune_unused_types_walk_attribs): Don't follow references into
1137 comdat type sections.
1138 (prune_unused_types_mark): When generating type units, do not mark
1139 children of non-defining declarations of types; do mark children of
1141 (prune_unused_types): Process comdat type sections.
1142 (htab_ct_hash): New function.
1143 (htab_ct_eq): New function.
1144 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
1145 Add a pointer to the line table from type unit entries so
1146 DW_AT_decl_file has meaning.
1147 * varasm.c (default_elf_asm_named_section): Use identifier name as
1148 comdat key instead of lang hook.
1150 2009-10-02 Neil Vachharajani <nvachhar@google.com>
1152 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
1154 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
1156 * config/i386/i386.md (SWIM248): New mode iterator.
1157 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
1158 divmodhi4 patterns using SWIM248 macro.
1159 (*divmod<mode>4): Macroize insn_and_split pattern from
1160 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
1161 and their corresponding splitters usign SWIM248 macro. Split SImode
1162 insn to generate cltd and DImode insn to generate cqto instead of
1163 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
1164 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
1165 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
1166 *divmodsi_noext patterns using SWIM248 macro.
1167 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
1168 udivmodhi4 patterns using SWIM248 macro.
1169 (*udivmod<mode>4): Macroize insn_and_split pattern from
1170 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
1171 corresponding splitters using SWIM248 macro.
1172 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
1173 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
1175 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
1177 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
1178 of zero-sized element is zero-sized regardless of its extent.
1180 2009-10-02 Jakub Jelinek <jakub@redhat.com>
1183 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
1184 * configure: Regenerated.
1185 * config.in: Regenerated.
1186 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
1187 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
1188 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
1189 not emitting .eh_frame, emit .cfi_sections .debug_frame
1194 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
1195 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
1197 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
1198 vars use DECL_RTL with resetting it back to NULL afterwards.
1199 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
1200 rtx_equal_p instead of asserting it is a SYMBOL_REF.
1201 (value_format): For dw_val_class_addr only use DW_FORM_addr if
1202 the attribute type allows it, otherwise use DW_FORM_dataN.
1203 (mem_loc_descriptor): Handle CONST_STRING.
1204 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
1205 Handle MEM with CONST_STRING address using add_AT_string.
1206 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
1207 CONST_STRING for const arrays initialized with a string literal.
1208 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
1209 (dwarf2out_finish): Call resolve_addr.
1211 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
1212 Maxim Kuvyrkov <maxim@codesourcery.com>
1214 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
1216 2009-10-02 Nick Clifton <nickc@redhat.com>
1218 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
1219 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
1221 2009-10-01 Jan Hubicka <jh@suse.cz>
1223 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
1224 (cgraph_create_virtual_clone): Just pass redirect_callers
1226 * cgraph.h (cgraph_clone_node): Update prototype.
1227 * ipa-pure-const.c (self_recursive_p): New function.
1228 (propagate): Use it.
1229 * ipa-inline.c (cgraph_clone_inlined_nodes,
1230 cgraph_decide_recursive_inlining): Update.
1232 2009-10-01 David Daney <ddaney@caviumnetworks.com>
1234 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
1235 instructions for TARGET_OCTEON.
1237 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1239 * config/arm/arm.c (arm_override_options): Turn off
1240 flag_dwarf2_cfi_asm for AAPCS variants.
1242 2009-10-01 Martin Jambor <mjambor@suse.cz>
1245 * tree-sra.c (convert_callers): Do not call
1246 compute_inline_parameters on one caller more than once.
1248 2009-10-01 Nick Clifton <nickc@redhat.com>
1250 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
1251 an empty string if not already defined.
1253 2009-10-01 Martin Jambor <mjambor@suse.cz>
1256 * tree-sra.c (is_va_list_type): New function.
1257 (find_var_candidates): Call is_va_list_type.
1258 (find_param_candidates): Check that the type or the type pointed
1259 to are not va_list types.
1261 2009-10-01 Martin Jambor <mjambor@suse.cz>
1264 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
1265 DECL_ARTIFICIAL (param_decl) is true.
1267 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
1269 * tree.h (tree_decl_common::lang_flag_8): New.
1270 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
1272 * c-common.h (RID_CONSTEXPR): New.
1274 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
1276 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
1277 Use ref-all pointers.
1278 (alpha_gimplify_va_arg): Ditto.
1280 2009-09-30 Jakub Jelinek <jakub@redhat.com>
1283 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
1284 before insn counting loop now that BB_END (bb) is counted. Ensure
1285 the return value isn't zero.
1287 2009-09-30 Nick Clifton <nickc@redhat.com>
1289 * config.gcc (sh-symbianelf): Replace definition of extra_objs
1290 with separate definitions of c_target_objs and cxx_target_objs.
1291 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
1293 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
1294 sh_symbian_import_export_class.
1295 * config/sh/sh-protos.h: Fix names of exported symbian functions.
1296 * config/sh/symbian.c: Delete, moving code into...
1297 * config/sh/symbian-base.c: ... here
1298 * config/sh/symbian-c.c: ... and here
1299 * config/sh/symbian-cxx.c: ... and here.
1301 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
1304 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
1305 of plus RTX into register.
1307 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1309 * doc/install.texi: Linguistic and markup fixes.
1310 (Configuration) <--disable-cpp>: Remove description.
1311 <--enable-maintainer-mode>: Autotools files are affected, too.
1312 <--with-sysroot>: Improve description.
1313 (Building): Bump required GNU make version.
1315 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
1317 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
1318 (x86_64-*-*): Ditto.
1320 * config/i386/fma4intrin.h: New file, provide common x86 compiler
1321 intrinisics for FMA4.
1322 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
1323 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
1324 Add FMA4 check and fma4intrin.h.
1325 * config/i386/i386-c.c(ix86_target_macros_internal): Check
1327 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
1328 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
1329 constant for FMA4 support.
1330 (UNSPEC_FMA4_FMADDSUB): Ditto.
1331 (UNSPEC_FMA4_FMSUBADD): Ditto.
1332 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
1333 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
1334 (ix86_expand_fma4_multiple_memory): Ditto.
1335 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
1336 (OPTION_MASK_ISA_FMA4_UNSET): New.
1337 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
1338 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
1339 (ix86_handle_option): Handle -mfma4.
1340 (isa_opts): Handle -mfma4.
1341 (enum pta_flags): Add PTA_FMA4.
1342 (override_options): Add FMA4 support.
1343 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
1344 (IX86_BUILTIN_VFMADDSD): Ditto.
1345 (IX86_BUILTIN_VFMADDPS): Ditto.
1346 (IX86_BUILTIN_VFMADDPD): Ditto.
1347 (IX86_BUILTIN_VFMSUBSS): Ditto.
1348 (IX86_BUILTIN_VFMSUBSD): Ditto.
1349 (IX86_BUILTIN_VFMSUBPS): Ditto.
1350 (IX86_BUILTIN_VFMSUBPD): Ditto.
1351 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
1352 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
1353 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
1354 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
1355 (IX86_BUILTIN_VFNMADDSS): Ditto.
1356 (IX86_BUILTIN_VFNMADDSD): Ditto.
1357 (IX86_BUILTIN_VFNMADDPS): Ditto.
1358 (IX86_BUILTIN_VFNMADDPD): Ditto.
1359 (IX86_BUILTIN_VFNMSUBSS): Ditto.
1360 (IX86_BUILTIN_VFNMSUBSD): Ditto.
1361 (IX86_BUILTIN_VFNMSUBPS): Ditto.
1362 (IX86_BUILTIN_VFNMSUBPD): Ditto.
1363 (IX86_BUILTIN_VFMADDPS256): Ditto.
1364 (IX86_BUILTIN_VFMADDPD256): Ditto.
1365 (IX86_BUILTIN_VFMSUBPS256): Ditto.
1366 (IX86_BUILTIN_VFMSUBPD256): Ditto.
1367 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
1368 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
1369 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
1370 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
1371 (IX86_BUILTIN_VFNMADDPS256): Ditto.
1372 (IX86_BUILTIN_VFNMADDPD256): Ditto.
1373 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
1374 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
1375 (enum multi_arg_type): New enum for describing the various FMA4
1376 intrinsic argument types.
1377 (bdesc_multi_arg): New table for FMA4 intrinsics.
1378 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
1379 (ix86_expand_multi_arg_builtin): New function for creating FMA4
1381 (ix86_expand_builtin): Add FMA4 intrinsic support.
1382 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
1383 operand instructions.
1384 (ix86_expand_fma4_multiple_memory): New function to split the
1385 second memory reference from FMA4 instructions.
1386 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
1387 (ssemodesuffixf2s): Ditto.
1388 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
1390 (fma4_fmsub<mode>4): Ditto.
1391 (fma4_fnmadd<mode>4): Ditto.
1392 (fma4_fnmsub<mode>4): Ditto.
1393 (fma4_vmfmadd<mode>4): Ditto.
1394 (fma4_vmfmsub<mode>4): Ditto.
1395 (fma4_vmfnmadd<mode>4): Ditto.
1396 (fma4_vmfnmsub<mode>4): Ditto.
1397 (fma4_fmadd<mode>4256): Ditto.
1398 (fma4_fmsub<mode>4256): Ditto.
1399 (fma4_fnmadd<mode>4256): Ditto.
1400 (fma4_fnmsub<mode>4256): Ditto.
1401 (fma4_fmaddsubv8sf4): Ditto.
1402 (fma4_fmaddsubv4sf4): Ditto.
1403 (fma4_fmaddsubv4df4): Ditto.
1404 (fma4_fmaddsubv2df4): Ditto.
1405 (fma4_fmsubaddv8sf4): Ditto.
1406 (fma4_fmsubaddv4sf4): Ditto.
1407 (fma4_fmsubaddv4df4): Ditto.
1408 (fma4_fmsubaddv2df4): Ditto.
1409 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
1410 instructions for intrinsics.
1411 (fma4i_fmsub<mode>4): Ditto.
1412 (fma4i_fnmadd<mode>4): Ditto.
1413 (fma4i_fnmsub<mode>4): Ditto.
1414 (fma4i_vmfmadd<mode>4): Ditto.
1415 (fma4i_vmfmsub<mode>4): Ditto.
1416 (fma4i_vmfnmadd<mode>4): Ditto.
1417 (fma4i_vmfnmsub<mode>4): Ditto.
1418 (fma4i_fmadd<mode>4256): Ditto.
1419 (fma4i_fmsub<mode>4256): Ditto.
1420 (fma4i_fnmadd<mode>4256): Ditto.
1421 (fma4i_fnmsub<mode>4256): Ditto.
1422 (fma4i_fmaddsubv8sf4): Ditto.
1423 (fma4i_fmaddsubv4sf4): Ditto.
1424 (fma4i_fmaddsubv4df4): Ditto.
1425 (fma4i_fmaddsubv2df4): Ditto.
1426 (fma4i_fmsubaddv8sf4): Ditto.
1427 (fma4i_fmsubaddv4sf4): Ditto.
1428 (fma4i_fmsubaddv4df4): Ditto.
1429 (fma4i_fmsubaddv2df4): Ditto.
1431 * doc/invoke.texi (-mfma4): Add documentation.
1432 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
1434 2009-09-29 Richard Henderson <rth@redhat.com>
1436 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
1437 an edge to the new destination block.
1439 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1442 * pa.c (hppa_profile_hook): Use
1443 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
1445 2009-09-29 Steve Ellcey <sje@cup.hp.com>
1446 Alexander Monakov <amonakov@ispras.ru>
1449 * config/ia64/predicates.md (not_postinc_destination_operand): New.
1450 (not_postinc_memory_operand): New.
1451 (not_postinc_move_operand): New.
1452 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
1453 (*cmovsi_internal): Ditto.
1455 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
1457 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
1458 restrict issue_rate in first pass when scheduling for register
1461 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
1462 Rafael Avila de Espindola <espindola@google.com>
1464 * gengtype.c (plugin_output): New.
1465 (get_output_file_with_visibility): Return plugin_output for plugins.
1466 (main): Parse and use the -P option.
1467 * gty.texi: Update the command line format.
1469 2009-09-29 Jakub Jelinek <jakub@redhat.com>
1472 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
1474 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
1475 out if !const_ok_for_output.
1478 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
1479 case VAR_LOCATION>: Remove gcc_unreachable ().
1481 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
1483 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
1484 (x86_64-*-*): Ditto.
1485 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
1486 back to smmintrin.h.
1487 * config/i386/cpuid.h: (bit_SSE5): Remove SSE5 bit.
1488 * config/i386/x86intrin.h: Remove SSE5.
1489 * config/i386/mmintrin-common.h: Delete file.
1490 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
1492 2009-09-29 Richard Guenther <rguenther@suse.de>
1494 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
1495 resulting from stack temporaries on STRICT_ALIGNMENT targets.
1497 2009-09-29 Nick Clifton <nickc@redhat.com>
1499 * function.c (current_function_name): If there is no current
1500 function just return "<none>".
1502 2009-09-28 Sriraman Tallam <tmsriram@google.com>
1504 * tree-pass.h (register_pass_info): New structure.
1505 (pass_positioning_ops): Move enum from gcc-plugin.h.
1506 (register_pass): New function.
1507 * gcc-plugin.h (plugin_pass): Delete structure.
1508 (pass_positioning_ops): Delete enum.
1509 * plugin.c (regsiter_pass): Delete function.
1510 (position_pass): Delete function.
1511 (added_pass_nodes): Delete variable.
1512 (prev_added_pass_nodes): Delete variable.
1513 (pass_list_node): Delete structure.
1514 * passes.c (make_pass_instance): New function.
1515 (next_pass_1): Change to call make_pass_instance.
1516 (pass_list_node): Move structure from gcc-plugin.h.
1517 (added_pass_nodes): Move variable from plugin.c.
1518 (prev_added_pass_nodes): Move variable from plugin.c.
1519 (position_pass): New function.
1520 (register_pass): New function.
1522 2009-09-28 Easwaran Raman <eraman@google.com>
1524 * ifcvt.c (noce_try_abs): Recognize pattern and call
1525 expand_one_cmpl_abs_nojump.
1526 * optabs.c (expand_one_cmpl_abs_nojump): New function.
1527 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
1529 2009-09-28 Ian Lance Taylor <iant@google.com>
1532 * c-opts.c (c_common_handle_option): Don't set
1533 warn_jump_misses_init for -Wall.
1534 * doc/invoke.texi (Warning Options): Update documentation.
1536 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1538 * Makefile.in ($(out_object_file)): Depend on
1539 gt-$(basename $(notdir $(out_file))).h.
1541 2009-09-28 Richard Henderson <rth@redhat.com>
1543 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
1544 * except.c (gen_eh_region): Set it.
1545 (duplicate_eh_regions_1): Copy it.
1546 * tree-eh.c (lower_resx): Use it to determine which function
1549 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
1550 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
1551 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
1552 * tree.c (build_common_builtin_nodes): Remove parameter. Build
1553 BUILT_IN_CXA_END_CLEANUP if necessary.
1555 * c-common.c (c_define_builtins): Update call to
1556 build_common_builtin_nodes.
1558 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1560 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
1562 2009-09-28 Michael Matz <matz@suse.de>
1564 * builtins.c (interclass_mathfn_icode): New helper.
1565 (expand_builtin_interclass_mathfn): Use it here, and split folding
1567 (fold_builtin_interclass_mathfn): ... this new folder.
1568 (build_call_nofold_loc): New static helper.
1569 (build_call_nofold): New wrapper macro for above.
1570 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
1571 (expand_builtin_pow): Ditto.
1572 (expand_builtin_memset_args): Ditto.
1573 (expand_builtin_printf): Ditto.
1574 (expand_builtin_fprintf): Ditto.
1575 (expand_builtin_sprintf): Ditto.
1576 (expand_builtin_memory_chk): Ditto.
1577 (expand_builtin_mempcpy_args): Ditto and don't call folders.
1578 (expand_builtin_stpcpy): Ditto.
1579 (expand_builtin_strcmp): Ditto.
1580 (expand_builtin_strncmp): Ditto.
1581 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
1582 (expand_builtin_strcpy_args): Don't call folders.
1583 (expand_builtin_memcmp): Ditto.
1584 (expand_builtin_strncpy): Ditto, and use target.
1585 (expand_builtin_memcpy): Ditto.
1586 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
1587 expand_builtin_strpbrk, expand_builtin_memmove,
1588 expand_builtin_memmove_args, expand_builtin_bcopy,
1589 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
1590 expand_builtin_strspn, expand_builtin_strcspn,
1591 expand_builtin_fputs): Remove these.
1592 (expand_builtin): Don't call the above, change calls to other
1593 expanders that changed prototype.
1594 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
1595 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
1596 fold_builtin_interclass_mathfn.
1597 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
1598 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
1600 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
1601 * passes.c (init_optimization_passes): Move pass_fold_builtins
1602 after last phiopt pass.
1603 * tree-inline.c (fold_marked_statements): When folding builtins
1604 iterate over all instruction potentially generated.
1605 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
1607 (fold_gimple_call): Use it to always fold calls (into potentially
1608 multiple instructions).
1609 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
1610 calls into zero at this time.
1611 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
1612 statements generated by builtin folding.
1614 2009-09-28 Nick Clifton <nickc@redhat.com>
1616 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
1618 2009-09-28 Duncan Sands <baldrick@free.fr>
1620 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
1621 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
1622 (register_callback): Dispatch it.
1623 (invoke_plugin_callbacks): Incorporate in sanity check.
1624 * ggc.h (ggc_register_cache_tab): Add declaration.
1625 * ggc-common.c (ggc_register_root_tab): Simplify.
1626 (const_ggc_cache_tab_t): New typedef.
1627 (extra_cache_vec): New vector of dynamically added cache tables.
1628 (ggc_register_cache_tab): New function.
1629 (ggc_scan_cache_tab): New function.
1630 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
1631 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
1633 2009-09-27 Richard Henderson <rth@redhat.com>
1635 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
1636 which we remove __builtin_stack_restore.
1638 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
1640 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
1641 to test for GRD_INVARIANT.
1642 (simple_rhs_p): Anything that's function_invariant_p is fine.
1644 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
1646 * gengtype.c (main): Use plunge_files instead of plugin_output.
1648 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
1649 Rafael Avila de Espindola <espindola@google.com>
1651 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
1652 Don't print pch related info if it is false.
1653 (main): Don't print pch info in plugin mode.
1655 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
1657 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
1658 with dw_val_class_const_double.
1659 (struct dw_val_struct): Replace val_long_long with val_double and
1660 adjust for above change.
1661 (output_loc_operands): Likewise.
1662 (add_AT_long_long): Rename into...
1663 (add_AT_double): ...this.
1664 (print_die): Replace dw_val_class_long_long with
1665 dw_val_class_const_double and adjust.
1666 (attr_checksum): Likewise.
1667 (same_dw_val_p): Likewise.
1668 (size_of_die): Likewise.
1669 (value_format): Likewise.
1670 (output_die): Likewise.
1671 (loc_descriptor) <CONST_DOUBLE>: Likewise.
1672 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
1673 instead of add_AT_long_long.
1674 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
1675 value with the precision of its type.
1677 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
1680 * c-typeck.c (build_conditional_expr): Use the readonly and
1681 volatile flags of the operand types, not of the operands itself.
1683 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
1685 * collect2.c (main): Look for -brtl before adding libraries.
1687 2009-09-27 Jonathan Gray <jsg@openbsd.org>
1689 * config.gcc: Update OpenBSD targets.
1690 * config/openbsd-stdint.h: New file.
1691 * config/openbsd-libpthread.h: New file.
1692 * config/openbsd.h: Update and break out LIB_SPEC definition.
1693 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
1694 * config/i386/openbsdelf.h: Correct types.
1695 * config/m68k/openbsd.h: Likewise.
1696 * config/mips/openbsd.h: Likewise.
1697 * config/vax/openbsd.h: Likewise.
1699 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
1701 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
1702 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
1703 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
1704 of the length and zero.
1706 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1708 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
1709 (FLAGS_H): Add options.h $(REAL_H).
1710 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
1711 (TREE_VECTORIZER_H): New.
1712 (EBITMAP_H): Renamed from EBIMAP_H.
1713 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
1714 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
1715 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
1716 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
1717 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
1718 (graphite-clast-to-gimple.o, graphite-dependences.o)
1719 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
1720 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
1721 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
1722 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
1723 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
1724 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
1725 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
1726 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
1727 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
1728 updated and fixed as per above changes and per
1729 check_makefile_deps.sh output.
1732 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
1733 * configure: Regenerate.
1735 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1737 * doc/install.texi: Update minimum MPC version to 0.7.
1739 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
1741 * doc/install.texi (Binaries): Remove reference to the binary
1742 distribution CD-ROM from the FSF.
1744 2009-09-26 Michael Matz <matz@suse.de>
1748 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
1749 that are mentioned in the body.
1751 2009-09-26 Michael Matz <matz@suse.de>
1753 PR tree-optimization/41454
1754 * tree-ssa-dom (stmts_to_rescan): Remove variable.
1755 (tree_ssa_dominator_optimize): Don't allocate and free it.
1756 (dom_opt_leave_block): Don't iterate over it.
1757 (eliminate_redundant_computations): Don't return a value.
1758 (cprop_operand, cprop_into_stmt): Ditto.
1759 (optimize_stmt): Don't defer updating stmts.
1761 2009-09-25 Dodji Seketeli <dodji@redhat.com>
1763 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
1764 generic_parameter_die, template_parameter_pack_die,
1765 gen_formal_parameter_die, gen_subprogram_die): Adjust after
1766 renaming DW_TAG_formal_parameter_pack and
1767 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
1768 and DW_TAG_GNU_template_parameter_pack.
1770 2009-09-25 Anatoly Sokolov <aesok@post.ru>
1772 * config/v850/v850.h (FUNCTION_VALUE): Remove.
1773 * config/v850/v850.c (v850_function_value): New function.
1774 (TARGET_FUNCTION_VALUE): Define.
1776 2009-09-25 Jakub Jelinek <jakub@redhat.com>
1778 * tree-vect-stmts.c (vectorizable_call): Call
1779 mark_symbols_for_renaming after vect_finish_stmt_generation.
1781 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
1782 to loc_descriptor_from_tree.
1783 (add_location_or_const_value_attribute): Pass 0 instead of 2
1784 for decl_by_reference_p decls.
1786 2009-09-25 Richard Guenther <rguenther@suse.de>
1789 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
1792 2009-09-25 Ben Elliston <bje@au.ibm.com>
1794 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
1797 2009-09-25 Alan Modra <amodra@bigpond.net.au>
1799 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
1800 form of instruction.
1802 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1805 * fold-const.c (const_binop): Handle complex int division.
1806 * tree-complex.c (expand_complex_div_straight,
1807 expand_complex_div_wide): Update comments.
1809 2009-09-24 DJ Delorie <dj@redhat.com>
1812 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
1813 (reg_class): Likewise.
1814 (REG_CLASS_NAMES): Likewise.
1815 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
1816 (m32c_override_options): Disable -fivopts for M32C.
1818 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1820 * config/rs6000/predicates.md (indexed_or_indirect_operand):
1821 Delete VSX load/store with update support.
1822 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
1823 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
1827 (VStype_load_update): Ditto.
1828 (VStype_store_update): Ditto.
1829 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
1830 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
1832 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
1833 load/store with update builtins.
1835 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
1837 * libgcc2.c (L_trampoline): Prototype for getpagesize
1838 and mprotect in WINNT case.
1840 2009-09-24 Anatoly Sokolov <aesok@post.ru>
1842 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
1843 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
1844 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
1845 'outgoing' argument.
1846 (TARGET_FUNCTION_VALUE): Define.
1848 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
1850 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
1852 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
1855 * common.opt: Initialize dwarf_strict to -1.
1856 * toplev.c (process_options): Catch unset dwarf_strict
1857 and set to 0 for all targets not overriding.
1858 * config/darwin.c (darwin_override_options): Catch unset
1859 dwarf_strict and override to 1.
1861 2009-09-24 Jeff Law <law@redhat.com>
1863 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
1865 2009-09-24 Richard Guenther <rguenther@suse.de>
1867 PR tree-optimization/36143
1868 PR tree-optimization/38747
1869 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
1870 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
1872 2009-09-24 Jakub Jelinek <jakub@redhat.com>
1875 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
1876 return false instead of gcc_unreachable (). For CONST return the
1877 value returned by recursive call instead of always returning true.
1878 (tree_add_const_value_attribute): Return the value returned by
1879 add_const_value_attribute instead of always returning true if rtl
1882 2009-09-23 Justin Seyster <jrseys@gmail.com>
1884 * Makefile.in (PLUGIN_HEADERS): Include real.h.
1886 2009-09-24 Jakub Jelinek <jakub@redhat.com>
1888 * cgraphunit.c (cgraph_lower_function): Revert last change.
1889 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
1890 instead of DECL_NO_STATIC_CHAIN.
1891 * tree-cfg.c (verify_gimple_call): Likewise.
1892 * tree-nested.c (get_chain_decl, get_chain_field,
1893 convert_tramp_reference_op, convert_gimple_call): Likewise.
1894 (convert_all_function_calls): Likewise. Always set or clear
1895 DECL_STATIC_CHAIN initially, for !n->outer clear it.
1896 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
1897 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
1899 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
1900 DECL_NO_STATIC_CHAIN.
1901 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
1902 instead of DECL_NO_STATIC_CHAIN.
1903 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
1904 decl_function_context.
1905 * varasm.c (initializer_constant_valid_p): Likewise.
1906 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
1907 (DECL_STATIC_CHAIN): ... this.
1908 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
1909 instead of DECL_NO_STATIC_CHAIN.
1911 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
1912 Rafael Avila de Espindola <espindola@google.com>
1914 * gengtype.c (nb_plugin_files): Make it unsigned to match
1915 num_gt_files. Adjust other variables to avoid warnings.
1916 (main): Allocate an all zero lang_bitmap before each plugin file name
1917 to match regular file names.
1919 2009-09-23 Richard Henderson <rth@redhat.com>
1921 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
1922 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
1923 static chain passed in memory.
1924 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
1925 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
1926 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
1927 STATIC_CHAIN_REGNUM defined.
1929 * config/picochip/picochip-protos.h: s/class/klass/.
1930 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
1931 (picochip_static_chain): New.
1932 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
1933 (STATIC_CHAIN_INCOMING): Remove.
1935 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
1936 (xtensa_static_chain): New.
1937 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
1938 (STATIC_CHAIN_INCOMING): Remove.
1940 2009-09-23 Anatoly Sokolov <aesok@post.ru>
1942 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
1943 * config/pa/pa-protos.h (function_value): Remove.
1944 * config/pa/pa.c (pa_function_value): Rename from function_value.
1945 Make static, add 'outgoing' argument.
1946 (TARGET_FUNCTION_VALUE): Define.
1948 2009-09-23 Anatoly Sokolov <aesok@post.ru>
1950 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
1951 instead of cfun->machine->is_leaf.
1952 * config/avr/avr.h (machine_function): Remove is_leaf field.
1954 2009-09-23 Jakub Jelinek <jakub@redhat.com>
1957 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
1958 DW_OP_piece after DW_OP_stack_value, adjust size calculations
1959 for it, when DW_OP_stack_value and DW_OP_implicit_value has
1960 the same size, prefer DW_OP_stack_value.
1961 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
1962 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
1964 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
1967 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
1969 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
1972 * cfgexpand.c (convert_debug_memory_address): New.
1973 (expand_debug_expr): Convert base address and offset to the same
1974 mode. Use it to convert addresses to other modes. Accept
1977 2009-09-23 Richard Guenther <rguenther@suse.de>
1979 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
1980 produced for bigendian targets with promoted subregs.
1982 2009-09-23 Richard Guenther <rguenther@suse.de>
1984 * value-prof.c (gimple_ic): Purge old EH edges only after building
1987 2009-09-23 Nick Clifton <nickc@redhat.com>
1989 * config/arc/arc.c (arc_trampoline_init): Fix typo.
1991 2009-09-23 Jakub Jelinek <jakub@redhat.com>
1994 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
1997 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
1998 on non-nested functions.
2000 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2001 Jan Hubicka <jh@suse.cz>
2003 * dwarf2out.c (loc_list_plus_const): Only define if
2004 DWARF2_DEBUGGING_INFO.
2005 (address_of_int_loc_descriptor): Likewise.
2008 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
2010 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
2013 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
2014 constant is more than zero.
2016 2009-09-23 Alan Modra <amodra@bigpond.net.au>
2019 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
2020 call final to emit non-scheduled prologue, instead insert at entry.
2022 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2023 Joseph S. Myers <joseph@codesourcery.com>
2025 * doc/install.texi (*-*-freebsd*): Add proper format codes.
2027 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2028 Rafael Avila de Espindola <espindola@google.com>
2030 * gengtype.c (is_file_equal): New function.
2031 (close_output_files): Use is_file_equal. Free of->buf.
2033 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2034 Rafael Avila de Espindola <espindola@google.com>
2036 * gengtype.c (write_types, write_local): Add the output_header
2037 argument. Update all callers.
2039 2009-09-22 Dodji Seketeli <dodji@redhat.com>
2041 * dwarf2out.c (template_parameter_pack_die,
2042 gen_formal_parameter_pack_die ): New functions.
2043 (make_ith_pack_parameter_name): Remove this function.
2044 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
2045 DW_TAG_formal_parameter_pack.
2046 (gen_generic_params_dies): Represent each template parameter pack
2047 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
2048 represented by usual DW_TAG_template_*_parameter DIEs that are
2049 children of the DW_TAG_template_parameter_pack element DIE.
2050 (generic_parameter_die): This doesn't deal with parameter pack
2051 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
2052 of parameter pack DIEs.
2053 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
2054 in certain cases, e.g. for pack elements.
2055 (gen_formal_types_die, gen_decl_die): Adjust usage of
2056 gen_formal_parameter_die.
2057 (gen_subprogram_die): Represent each function parameter pack by a
2058 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
2059 represented by usual DW_TAG_formal_parameter DIEs that are children
2060 of the DW_TAG_formal_parameter_pack DIE. Remove references to
2061 ____builtin_va_alist decls as no part of the compiler uses those
2063 * langhooks.h (struct lang_hooks_for_decls): Add
2064 function_parm_expanded_from_pack_p, get_generic_function_decl
2065 and function_parameter_pack_p hooks. Fix comment for
2066 get_innermost_generic_parms hook.
2067 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
2068 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
2069 macros and use them to initialize lang_hook.
2071 2009-09-22 Richard Henderson <rth@redhat.com>
2073 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
2074 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
2075 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
2076 on TRAMPOLINE_TEMPLATE.
2077 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
2078 TRAMPOLINE_ADJUST_ADDRESS.
2079 * targhooks.c (default_asm_trampoline_template): Remove.
2080 (default_trampoline_adjust_address): Remove.
2081 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
2082 * targhooks.h: Update decls.
2084 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2086 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
2087 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
2088 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
2090 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
2093 * reload1.c (reload): Reset debug insns with pseudos without
2096 2009-09-22 Janis Johnson <janis187@us.ibm.com>
2098 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
2099 unconditional true for decimal float modes.
2100 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
2101 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
2103 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2105 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
2106 Enable a new case for __FreeBSD__ >= 7.
2107 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
2108 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
2109 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
2110 and USE_LD_AS_NEEDED.
2112 * doc/install.texi (*-*-freebsd*): Update target information.
2114 2009-09-22 Richard Guenther <rguenther@suse.de>
2117 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
2118 arrays really properly.
2120 2009-09-22 Richard Henderson <rth@redhat.com>
2123 * target.h (struct gcc_target): Add asm_out.trampoline_template,
2124 calls.static_chain, calls.trampoline_init,
2125 calls.trampoline_adjust_address.
2126 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2127 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
2128 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2129 * builtins.c (expand_builtin_setjmp_receiver): Use
2130 targetm.calls.static_chain; only clobber registers.
2131 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
2132 set up memory attributes properly for the trampoline block.
2133 (expand_builtin_adjust_trampoline): Use
2134 targetm.calls.trampoline_adjust_address.
2135 * calls.c (prepare_call_address): Add fndecl argument. Use
2136 targetm.calls.static_chain.
2137 * df-scan.c (df_need_static_chain_reg): Remove.
2138 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
2139 consolodate static chain handling.
2140 * doc/tm.texi: Document new hooks.
2141 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
2142 (init_emit_regs): Don't initialize them.
2143 * expr.h (prepare_call_address): Update decl.
2144 * final.c (profile_function): Use targetm.calls.static_chain.
2145 * function.c (expand_function_start): Likewise.
2146 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
2147 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
2148 only clobber registers.
2149 * targhooks.c (default_static_chain): New.
2150 (default_asm_trampoline_template, default_trampoline_init): New.
2151 (default_trampoline_adjust_address): New.
2152 * targhooks.h: Declare them.
2153 * varasm.c (assemble_trampoline_template): Use
2154 targetm.asm_out.trampoline_template. Make the memory block const
2157 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
2158 alpha_initialize_trampoline. Make static. Merge VMS parameter
2159 differences into the TARGET_ABI_OPEN_VMS code block.
2160 (TARGET_TRAMPOLINE_INIT): New.
2161 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
2162 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
2163 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
2164 (INITIALIZE_TRAMPOLINE): Remove.
2166 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
2167 (TRAMPOLINE_TEMPLATE): Merge with ...
2168 (INITIALIZE_TRAMPOLINE): ... this and move ...
2169 * config/arc/arc.c (arc_trampoline_init): ... here.
2170 (TARGET_TRAMPOLINE_INIT): New.
2172 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2173 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2174 (arm_asm_trampoline_template): New.
2175 (arm_trampoline_init, arm_trampoline_adjust_address): New.
2176 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
2177 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
2178 code to arm_asm_trampoline_template.
2179 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
2180 arm_trampoline_adjust_address.
2181 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
2182 adjust for target hook parameters.
2184 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
2187 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
2188 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
2189 (bfin_trampoline_init): Rename from initialize_trampoline;
2190 make static; update for target hook parameters.
2191 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
2192 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
2193 bfin_asm_trampoline_template.
2194 (INITIALIZE_TRAMPOLINE): Remove.
2196 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2197 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
2198 cris_trampoline_init): New.
2199 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
2200 cris_asm_trampoline_template.
2201 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
2202 adjust for target hook parameters.
2204 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
2206 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2207 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
2208 fr30_trampoline_init): New.
2209 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
2210 fr30_asm_trampoline_template.
2211 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
2212 adjust for target hook parameters.
2214 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
2215 (frv_trampoline_init): Rename from frv_initialize_trampoline;
2216 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
2217 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
2218 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
2220 * config/h8300/h8300.c (h8300_trampoline_init): New.
2221 (TARGET_TRAMPOLINE_INIT): New.
2222 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
2223 to h8300_trampoline_init and adjust for hook parameters.
2225 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
2226 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
2227 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
2228 make static; adjust for hook parameters.
2229 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
2231 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2232 (TARGET_TRAMPOLINE_INIT): New.
2233 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
2234 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
2235 iq2000_asm_trampoline_template.
2236 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
2237 (TRAMPOLINE_CODE_SIZE): New.
2238 (TRAMPOLINE_SIZE): Use it.
2239 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
2241 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
2242 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
2243 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
2244 adjust for hook parameters.
2245 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
2247 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
2248 (m32r_trampoline_init): New.
2249 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
2250 m32r_trampoline_init.
2252 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
2253 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
2254 make static; update for hook parameters.
2255 * config/m68hc11/m68hc11-protos.h: Update.
2256 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
2258 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2259 (TARGET_TRAMPOLINE_INIT): New.
2260 (mcore_function_value): Fix typo.
2261 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
2262 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
2263 to mcore_asm_trampoline_template.
2264 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
2266 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
2267 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
2268 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
2269 update for hook parameters.
2270 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
2272 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2273 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2274 mips_trampoline_init): New.
2275 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
2276 mips_asm_trampoline_template.
2277 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
2278 update for hook parameters.
2280 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2281 (TARGET_TRAMPOLINE_INIT): New.
2282 (mmix_trampoline_size): Remove.
2283 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
2284 make static. Remove out-of-date tetra vs octa comment.
2285 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
2286 make static; update for hook parameters.
2287 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
2288 (INITIALIZE_TRAMPOLINE): Remove.
2289 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
2290 (TRAMPOLINE_ALIGNMENT): New.
2291 * gcc/config/mmix/mmix-protos.h: Update.
2293 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2294 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2295 mn10300_trampoline_init): New.
2296 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
2297 mn10300_asm_trampoline_template.
2298 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
2300 * config/moxie/moxie.c (moxie_static_chain,
2301 moxie_asm_trampoline_template, moxie_trampoline_init,
2302 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
2303 TARGET_TRAMPOLINE_INIT): New.
2304 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
2305 moxie_trampoline_init.
2306 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
2307 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
2309 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2310 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2311 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
2312 pa_trampoline_adjust_address): New.
2313 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
2314 pa_asm_trampoline_template.
2315 (TRAMPOLINE_ALIGNMENT): New.
2316 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
2317 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
2318 adjust for hook parameters.
2319 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
2321 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
2322 (TARGET_TRAMPOLINE_INIT): New.
2323 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
2324 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
2326 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
2328 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
2329 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
2330 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
2331 make static; adjust parameters for the hook.
2332 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
2334 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
2335 s390_trampoline_template; make static.
2336 (s390_trampoline_init): Rename from s390_initialize_trampoline;
2337 make static; adjust for target hook.
2338 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
2339 * config/s390/s390-protos.h: Remove trampoline decls.
2340 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
2341 (TRAMPOLINE_TEMPLATE): Remove.
2342 (TRAMPOLINE_ALIGNMENT): New.
2344 * config/score/score-protos.h (score_initialize_trampoline): Remove.
2345 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2346 (TARGET_TRAMPOLINE_INIT): New.
2347 (score_asm_trampoline_template): New.
2348 (score_trampoline_init): Rename from score_initialize_trampoline;
2349 make static; adjust for hook parameters.
2350 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
2351 score[37]_asm_trampoline_template.
2352 (INITIALIZE_TRAMPOLINE): Remove.
2353 * config/score/score3.c (score3_asm_trampoline_template): New.
2354 (score3_trampoline_init): Rename from score3_initialize_trampoline;
2355 adjust for target hook.
2356 * config/score/score7.c (score7_asm_trampoline_template): New.
2357 (score7_trampoline_init): Rename from score7_initialize_trampoline;
2358 adjust for target hook.
2359 * config/score/score3.h, config/score/score7.h: Update.
2361 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
2362 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
2363 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2364 (sh_trampoline_init): Rename from sh_initialize_trampoline;
2365 make static; adjust for target hook parameters.
2366 (sh_trampoline_adjust_address): New.
2367 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
2368 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
2370 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
2371 (sparc32_initialize_trampoline): Rename from
2372 sparc_initialize_trampoline; make static; replace tramp parameter
2373 with m_tramp and update memory accesses.
2374 (sparc64_initialize_trampoline): Similarly.
2375 (sparc_trampoline_init): New.
2376 * config/sparc/sparc-protos.h: Remove trampoline decls.
2377 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
2378 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
2380 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
2381 (array_to_constant): Make ARR parameter const.
2382 (spu_trampoline_init): Rename from spu_initialize_trampoline;
2383 make static; update for hook parameters.
2384 * config/spu/spu-protos.h: Update decls.
2385 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
2387 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
2388 from xstormy16_initialize_trampoline; make static; update for
2390 (TARGET_TRAMPOLINE_INIT): New.
2391 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
2393 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2394 (TARGET_TRAMPOLINE_INIT): New.
2395 (v850_can_eliminate): Make static.
2396 (v850_asm_trampoline_template, v850_trampoline_init): New.
2397 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
2398 v850_asm_trampoline_template.
2399 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
2400 and adjust for target hook parameters.
2402 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2403 (TARGET_TRAMPOLINE_INIT): New.
2404 (vax_asm_trampoline_template, vax_trampoline_init): New.
2405 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
2406 vax_asm_trampoline_template.
2407 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
2409 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2410 (TARGET_TRAMPOLINE_INIT): New.
2411 (xtensa_asm_trampoline_template): Rename from
2412 xtensa_trampoline_template; make static.
2413 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
2414 make static; update for hook parameters.
2415 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
2416 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
2417 (INITIALIZE_TRAMPOLINE): Remove.
2419 * config/i386/i386.c (ix86_function_regparm): Do not issue an
2420 error for nested functions with regparm=3.
2421 (ix86_compute_frame_layout): Adjust frame pointer offset for
2422 ix86_static_chain_on_stack.
2423 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
2424 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
2425 don't reset to UNITS_PER_WORD.
2426 (ix86_emit_leave): Adjust ix86_cfa_state.
2427 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
2428 (ix86_static_chain): New.
2429 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
2430 make static; update for target hook parameters; use ix86_static_chain.
2431 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
2432 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
2433 (INITIALIZE_TRAMPOLINE): Remove.
2434 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
2435 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
2436 to the end. Add static_chain_on_stack.
2437 (ix86_static_chain_on_stack): New.
2439 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
2440 (m68k_output_mi_thunk): Don't use static_chain_rtx.
2441 (m68k_trampoline_init): New.
2442 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
2443 m68k_trampoline_init and adjust for hook parameters.
2444 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
2445 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
2447 2009-09-22 Jakub Jelinek <jakub@redhat.com>
2449 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
2450 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
2452 * reload1.c (reload): Call wrap_constant when substituting
2453 reg for equiv inside of DEBUG_INSNs.
2456 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
2457 add_call_src_coords_attributes, add_high_low_attributes,
2458 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
2459 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
2460 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
2461 when -gdwarf-2 -gstrict-dwarf.
2462 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
2463 -gdwarf-[23] -gstrict-dwarf.
2464 (address_of_int_loc_descriptor, loc_descriptor,
2465 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
2466 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
2467 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
2469 2009-09-22 Richard Guenther <rguenther@suse.de>
2471 PR tree-optimization/41428
2472 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
2473 (ccp_finalize): Pass it to substitute_and_fold.
2475 2009-09-22 Richard Guenther <rguenther@suse.de>
2477 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
2478 (substitute_and_fold): Adjust prototype.
2479 * tree-vrp.c (vrp_evaluate_conditional): Make static.
2480 (simplify_stmt_using_ranges): Likewise.
2481 (fold_predicate_in): Move here from tree-ssa-propagate.c.
2482 (vrp_fold_stmt): New function.
2483 (vrp_finalize): Pass it to substitute_and_fold.
2484 * tree-flow.h (vrp_evaluate_conditional): Remove.
2485 (simplify_stmt_using_ranges): Likewise.
2486 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
2487 * tree-ssa-copy.c (fini_copy_prop): Likewise.
2488 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
2490 (fold_predicate_in): Move to tree-vrp.c.
2491 (substitute_and_fold): Use the callback instead of calling into
2492 tree-vrp.c functions directly.
2494 2009-09-22 Jakub Jelinek <jakub@redhat.com>
2496 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
2497 comparison warning on rs6000.
2500 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
2501 GIMPLE_EH_MUST_NOT_THROW cleanup.
2502 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
2504 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
2507 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
2508 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
2509 LIB_SPEC for darwin10 and later since it always uses the unwinder in
2510 libSystem which is derived from the gcc 4.2.1 unwinder.
2512 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2515 * varasm.c (default_encode_section_info): Copy TLS model into
2516 sym_ref flags regardless of backend support for TLS, for all
2517 model types except TLS_MODEL_EMULATED.
2519 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2522 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
2523 we can handle it correctly.
2525 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
2527 * doc/install.texi (os2): Remove section.
2529 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
2531 * doc/standards.texi (Objective-C): Adjust two URLs.
2533 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
2535 * tree-tailcall.c (process_assignment): Don't check if a
2536 multiplication or an addition are already present.
2537 (find_tail_calls): Combine multiple additions and multiplications.
2538 (adjust_accumulator_values): Emit accumulators.
2540 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
2542 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
2543 xmm register restore.
2545 2009-09-21 Jan Hubicka <jh@suse.cz>
2547 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
2548 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
2551 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
2553 * stor-layout.c (layout_type): Remove obsolete code.
2555 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
2558 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
2560 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2563 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
2564 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
2565 (fold_builtin_2, do_mpc_arg1): Update accordingly.
2566 * fold-const.c (const_binop): Likewise.
2567 * real.h (do_mpc_arg2): Update prototype.
2569 2009-09-20 Jan Hubicka <jh@suse.cz>
2571 * dwarf2out.c (add_const_value_attribute): Return true if successful.
2572 (add_location_or_const_value_attribute): Rewrite using
2574 (tree_add_const_value_attribute): Return true if successful.
2575 (tree_add_const_value_attribute_for_decl): Likewise.
2577 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
2578 (loc_descriptor): ... here;
2579 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2580 (cst_pool_loc_descr): Break out from ...; do not reffer constant
2581 pool items that was not marked for output.
2582 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
2583 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2584 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2585 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
2586 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
2587 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
2588 DW_OP_stack_value to get address of items that are not available
2590 (dw_loc_list): Handle single element lists correctly.
2592 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
2593 Pascal Obry <obry@adacore.com>
2595 * unwind-dw2-fde.c (classify_object_over_fdes):
2596 Cast the constant 1 to _Unwind_Ptr.
2597 (add_fdes): Likewise.
2598 (linear_search_fdes): Likewise.
2600 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
2602 * stor-layout.c (set_sizetype): Avoid useless type copy.
2604 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
2606 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
2608 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
2609 * configure, config.in: Regenerate.
2610 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
2612 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
2613 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
2614 for global data if the output could be used in a shared library.
2615 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
2616 to 0 if TARGET_WRITABLE_EH_FRAME.
2618 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
2620 PR rtl-optimization/39886
2621 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
2622 just when insn is equal to BB_END (bb).
2624 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
2626 * config/mips/mips.opt (mrelax-pic-calls): New option.
2627 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
2629 (mips_unspec_call): Change "unspec_call" expander into this.
2630 (mips_strip_unspec_call): New function.
2631 (mips_got_load): Call mips_unspec_call instead of
2632 gen_unspec_call<mode>.
2633 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
2635 (mips_cfg_in_reorg): New function.
2636 (mips16_lay_out_constants): Use it to decide whether to call
2637 CFG-aware insn splitting.
2638 (r10k_insert_cache_barriers): Move CFG set-up code from here to
2639 mips_reorg. Move DF set-up code from here ...
2640 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
2642 (mips_reorg): Call mips_df_reorg instead of
2643 r10k_insert_cache_barriers. Move CFG set-up code here from
2644 r10k_insert_cache_barriers.
2645 (mips_call_expr_from_insn): New function.
2646 (mips_pic_call_symbol_from_set): Likewise.
2647 (mips_find_pic_call_symbol): Likewise.
2648 (mips_annotate_pic_call_expr): Likewise.
2649 (mips_get_pic_call_symbol): Likewise.
2650 (mips_annotate_pic_calls): Likewise.
2651 (mips_override_options): Disable -mrelax-pic-calls unless PIC
2653 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
2654 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
2655 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
2657 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
2658 (unspec_call<mode>): Remove it.
2659 (sibcall_internal, sibcall_value_internal,
2660 sibcall_value_multiple_internal, call_internal, call_split,
2661 call_value_internal, call_value_split,
2662 call_value_multiple_internal, call_value_multiple_split): Pass
2663 SIZE_OPNO to MIPS_CALL.
2664 (call_internal_direct, call_direct_split,
2665 call_value_internal_direct, call_value_direct_split): Pass -1 as
2666 SIZE_OPNO to MIPS_CALL.
2667 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
2668 * configure: Regenerate.
2669 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
2670 and -mno-relax-pic-calls.
2671 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
2673 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2676 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
2677 in the directory this rule is called from, rather than the
2678 toplevel 'gcc' directory, to fix in-tree build.
2680 2009-09-19 Chris Demetriou <cgd@google.com>
2682 PR preprocessor/28435:
2683 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
2684 to cpplib that the preprocessor output is needed.
2686 2009-09-19 Jakub Jelinek <jakub@redhat.com>
2688 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
2689 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
2690 *return_and_restore_fpregs_<mode>,
2691 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
2694 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
2695 instead of assuming it has always a REG inside of it.
2697 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
2699 * config/freebsd.h: Update comment on types.
2700 (WINT_TYPE): Define.
2702 2009-09-18 Jason Merrill <jason@redhat.com>
2704 * c.opt: Add -fno-deduce-init-list.
2706 2009-09-18 Neil Vachharajani <nvachhar@google.com>
2708 * value-prof.c (interesting_stringop_to_profile_p): Added output
2709 argument to indicate which parameter is the size parameter.
2710 * value-prof.c (gimple_stringop_fixed_value): Use
2711 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
2712 * value-prof.c (gimple_stringops_transform): Update call sites to
2713 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
2715 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
2718 From David Binderman <dcb314@hotmail.com>:
2719 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
2720 local variable f. Remove stale comments.
2721 (ix86_compute_frame_layout): Remove useless local variable total_size.
2722 Remove #if 0'd code.
2723 (legitimate_address_p): Remove useless local variables
2724 reason_rtx and reason.
2725 (ix86_split_copysign_const): Remove useless local variable op1.
2726 (scale_counter): Remove useless local variable piece_size_mask.
2728 2009-09-18 Jakub Jelinek <jakub@redhat.com>
2730 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
2733 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
2736 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
2738 2009-09-17 Jakub Jelinek <jakub@redhat.com>
2740 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
2743 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
2745 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
2746 DW_OP_implicit_value even without dwarf_version 4.
2748 2009-09-17 Jan Hubicka <jh@suse.cz>
2750 * dwarf2out.c: Include tree-pass.h and gimple.h.
2751 (loc_list_plus_const): New function.
2752 (loc_descriptor_from_tree_1): Rename to ...
2753 (loc_descriptor_from_tree): ... remove original.
2754 (loc_list_from_tree): New function.
2755 (add_AT_location_description): Accept location list.
2756 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
2757 (concatn_mem_loc_descriptor): Remove.
2758 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
2760 (secname_for_decl): Move up.
2761 (hidden_reference_p): New function; break out from ...
2762 (loc_by_refernece): ... here; move up.
2763 (dw_loc_list): New function.
2764 (single_element_loc_list): New function.
2765 (single_element_loc_list_p): New function.
2766 (add_loc_descr_to_each): New function.
2767 (add_loc_list): New function.
2768 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
2769 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
2770 add diagnostics why expansion failed.
2771 (add_location_or_const_value_attribute): Support location lists.
2772 (add_bound_info): Likewise.
2773 (descr_info_loc): Update call of loc_descriptor_from_tree.
2774 (gen_variable_die): Work on location lists.
2775 * final.c (pass_final): Add dump file.
2776 * Makefile.in (dwarf2out.o): Add new dependencies.
2778 2009-09-17 Janis Johnson <janis187@us.ibm.com>
2781 * real.c decimal_from_integer, decimal_integer_string): New.
2782 (real_from_integer): Use them as special case for decimal float.
2783 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
2784 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
2785 Do not append zero after the decimal point in string to convert.
2787 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
2789 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
2790 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
2792 2009-09-17 Martin Jambor <mjambor@suse.cz>
2794 * common.opt (fipa-sra): New switch.
2795 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
2796 * timevar.def (TV_IPA_SRA): New timevar.
2797 * params.def (ipa-sra-ptr-growth-factor): New parameter.
2798 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
2799 * tree-sra.c: Include cgraph.c.
2800 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
2801 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
2802 and grp_not_necessarilly_dereferenced.
2803 (func_param_count): New variable.
2804 (encountered_apply_args): New variable.
2805 (bb_dereferences): New variable.
2806 (final_bbs): New variable.
2807 (no_accesses_representant): New variable.
2808 (no_accesses_p): New function.
2809 (dump_access): Dump the new fields.
2810 (sra_initialize): Set encountered_apply_args to false.
2811 (get_ssa_base_param): New function.
2812 (mark_parm_dereference): New function.
2813 (create_access): Caring for INIDRECT_REFs and different handling of
2814 varialble length accesses in early IPA SRA. Store the stmt - a new
2815 parameter - to the new access.
2816 (build_access_from_expr_1): New parameter stmt, passed to
2817 create_access. Handle INDIRECT_REFs.
2818 (build_access_from_expr): Pass the current statement to
2819 build_access_from_expr_1.
2820 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
2822 (build_accesses_from_assign): Pass the current statement to
2823 build_access_from_expr_1. Do not create assign links in IPA-SRA.
2824 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
2825 final_bbs when necessary. Check for calls to __builtin_apply_args.
2826 Fixup EH info if anythng was changed.
2827 (is_unused_scalar_param): New function.
2828 (ptr_parm_has_direct_uses): New function.
2829 (find_param_candidates): New function.
2830 (mark_maybe_modified): New function.
2831 (analyze_modified_params): New function.
2832 (propagate_dereference_distances): New function.
2833 (dump_dereferences_table): New function.
2834 (analyze_caller_dereference_legality): New function.
2835 (unmodified_by_ref_scalar_representative): New function.
2836 (splice_param_accesses): New function.
2837 (decide_one_param_reduction): New function.
2838 (enum ipa_splicing_result): New type.
2839 (splice_all_param_accesses): New function.
2840 (get_param_index): New function.
2841 (turn_representatives_into_adjustments): New function.
2842 (analyze_all_param_acesses): New function.
2843 (get_replaced_param_substitute): New function.
2844 (get_adjustment_for_base): New function.
2845 (replace_removed_params_ssa_names): New function.
2846 (sra_ipa_reset_debug_stmts): New function.
2847 (sra_ipa_modify_expr): New function.
2848 (sra_ipa_modify_assign): New function.
2849 (convert_callers): New function.
2850 (modify_function): New function.
2851 (ipa_sra_preliminary_function_checks): New function.
2852 (ipa_early_sra): New function.
2853 (ipa_early_sra_gate): New function.
2854 (pass_early_ipa_sra): New variable.
2855 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
2857 2009-09-17 Michael Matz <matz@suse.de>
2860 * tree.c (build_type_attribute_qual_variant): Export.
2861 * tree.h (build_type_attribute_qual_variant): Declare.
2862 * tree-inline.c (remap_type_1): Use it to build variants with
2863 the original qualifiers and attributes.
2865 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2867 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
2868 without a fallthrough edge.
2870 2009-09-16 DJ Delorie <dj@redhat.com>
2872 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
2873 chip and ignore the "fast_interrupt" attribute if so.
2875 2009-09-16 Richard Henderson <rth@redhat.com>
2878 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
2881 2009-09-16 Richard Henderson <rth@redhat.com>
2884 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
2885 is set only if DECL_NO_STATIC_CHAIN is unset.
2886 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
2887 (FOR_EACH_NEST_INFO): New.
2888 (walk_all_functions): Use it.
2889 (finalize_nesting_tree): Likewise.
2890 (unnest_nesting_tree): Likewise.
2891 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
2892 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
2893 (convert_gimple_call): Early out if gimple_call_chain already set.
2894 (convert_all_function_calls): Iterate until no new functions
2895 require a static chain.
2896 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
2897 when building a trampoline. Use dump_function_to_file instead
2899 (lower_nested_functions): Open dump_file. Validate that decls
2900 that have DECL_NO_STATIC_CHAIN from the front end don't have that
2901 bit reset by this pass.
2903 2009-09-16 Michael Matz <matz@suse.de>
2906 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
2907 shorten decl_common_unused.
2908 (DECL_RESTRICTED_P): New accessor.
2909 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
2910 to disambiguate marked decls and restrict pointers.
2912 2009-09-16 Richard Henderson <rth@redhat.com>
2915 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
2917 2009-09-16 Jakub Jelinek <jakub@redhat.com>
2919 * integrate.c (set_block_abstract_flags): Call
2920 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
2922 2009-09-16 Richard Guenther <rguenther@suse.de>
2925 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
2928 2009-09-16 DJ Delorie <dj@redhat.com>
2929 Kaz Kojima <kkojima@gcc.gnu.org>
2931 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
2932 (sh_expand_prologue): Update calls to output_stack_adjust.
2933 (sh_expand_epilogue): Likewise.
2935 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
2938 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
2939 trying to limit the extent of searches in the insn stream.
2941 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
2942 Jakub Jelinek <jakub@redhat.com>
2946 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
2948 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
2949 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
2950 (rs6000_savres_strategy): Always save FP registers inline if the
2951 target doesn't support hardware double-precision. Set the above
2952 bits in return value when needed.
2953 (rs6000_savres_routine_sym): Fix computation for cache selector.
2954 Mark the generated symbol as a function. Rename exitp argument to
2955 lr. Move code for determining the name of the symbol...
2956 (rs6000_savres_routine_name): ...here. New function. Add cases for
2957 getting the names right on AIX and 64-bit Linux.
2958 (savres_routine_name): New variable.
2959 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
2960 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
2961 on what the target routine uses as a base register. If savep && lr
2962 describe saving of r0 into memory slot.
2963 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
2964 line calls for AIX ABI.
2965 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
2966 determine FP save/restore functions.
2967 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
2968 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
2970 (rs6000_emit_epilogue): Adjust computation of restore_lr.
2971 Duplicate restoration of LR and execute the appropriate one
2972 depending on whether GPRs are being restored inline. Set r11 from
2973 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
2974 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
2975 Fix out of line calls for AIX ABI.
2976 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
2978 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
2980 (*restore_gpregs_spe): Likewise.
2981 (*return_and_restore_gpregs_spe): Likewise.
2982 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
2983 Define to empty string unconditionally.
2984 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
2985 Define to empty string unconditionally.
2986 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
2989 2009-09-15 Jan Hubicka <jh@suse.cz>
2991 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
2992 * params.def (inline-insns-auto): Likewise.
2994 2009-09-15 Martin Jambor <mjambor@suse.cz>
2996 * ipa-inline.c (estimate_function_body_sizes): Dump info about
2997 individual statements only at TDF_DETAILS dump level. Format
2998 source for 80 characters per line.
3000 2009-09-15 Christian Bruel <christian.bruel@st.com>
3002 * regrename.c (do_replace): Update REG_DEAD notes.
3004 2009-09-15 Revital Eres <eres@il.ibm.com>
3006 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
3007 * targhooks.c (default_builtin_support_vector_misalignment):
3008 New builtin function.
3009 * targhooks.h (default_builtin_support_vector_misalignment):
3011 * target.h (builtin_support_vector_misalignment):
3012 New field in struct gcc_target.
3013 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
3014 new builtin function.
3015 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
3017 * config/rs6000/rs6000.c
3018 (rs6000_builtin_support_vector_misalignment): New function.
3019 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
3021 2009-09-15 Jie Zhang <jie.zhang@analog.com>
3023 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
3025 (bfin_optimize_loop): Likewise.
3026 (bfin_gen_bundles): Likewise.
3027 (workaround_speculation): Likewise.
3028 (find_load): Return NULL_RTX for debug_insn.
3030 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
3032 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
3035 2009-09-14 DJ Delorie <dj@redhat.com>
3037 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
3038 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
3041 2009-09-14 Richard Henderson <rth@redhat.com>
3042 Jakub Jelinek <jakub@redhat.com>
3044 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
3045 * cfgbuild.c (make_edges): Handle asm goto.
3046 * cfglayout.c (fixup_reorder_chain): Likewise.
3047 * cfgrtl.c (patch_jump_insn): Likewise.
3048 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
3049 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
3050 (gimple_build_asm_vec): Add and use labels parameter.
3051 (gimple_build_asm): Remove.
3052 (walk_gimple_asm): Walk labels too.
3053 * gimple.def (GIMPLE_ASM): Update docs.
3054 * gimple.h: Update decls.
3055 (struct gimple_statement_asm): Change nc to use unsigned char;
3057 (gimple_asm_nlabels): New.
3058 (gimple_asm_label_op, gimple_asm_set_label_op): New.
3059 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
3060 into gimple_build_asm_vec.
3061 * jump.c (mark_jump_label_asm): New.
3062 (mark_jump_label): Use it.
3063 (redirect_jump_1): Handle asm goto.
3064 (invert_jump_1): Soft fail if X is null.
3065 * recog.c (extract_asm_operands): New.
3066 (asm_noperands): Use it; handle asm labels.
3067 (decode_asm_operands): Use extract_asm_operands.
3068 (asm_operand_ok): Properly handle empty string.
3069 * reg-stack.c (get_asm_operands_in_out): Rename from
3070 get_asm_operand_n_inputs; use extract_asm_operands; return both
3071 inputs and outputs by reference; update all callers.
3072 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
3073 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
3074 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
3075 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
3076 (extract_asm_operands): Declare.
3077 * stmt.c (expand_asm_operands): Add and use labels parameter.
3078 (check_unique_operand_names): Likewise.
3079 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
3080 (expand_asm_stmt): Handle asm labels.
3081 * tree-cfg.c (make_gimple_asm_edges): New.
3082 (make_edges): Use it.
3083 (cleanup_dead_labels): Handle asm labels.
3084 (is_ctrl_altering_stmt): Likewise.
3085 (gimple_redirect_edge_and_branch): Likewise.
3086 * tree.def (ASM_EXPR): Add 5th operand.
3087 * tree.h (ASM_LABELS): New.
3088 (resolve_asm_operand_names): Update decl.
3090 * c-parser.c (c_parser_asm_statement): Parse asm goto.
3091 (c_parser_asm_goto_operands): New.
3092 * c-tree.h (build_asm_expr): Update decl.
3093 * c-typeck.c (build_asm_expr): Add and use labels parameter.
3094 * doc/extend.texi: Document asm goto.
3096 2009-09-14 Richard Henderson <rth@redhat.com>
3098 * except.h: Update declarations.
3099 (struct pointer_map_t): Forward declare.
3100 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
3101 (struct eh_landing_pad_d, eh_landing_pad): New.
3102 (struct eh_catch_d, eh_catch): New.
3103 (struct eh_region_d): Remove next_region_sharing_label, aka,
3104 label, tree_label, landing_pad, post_landing_pad, resume,
3105 may_contain_throw. Rename region_number to index. Remove
3106 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
3107 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
3108 (VEC(eh_landing_pad,gc)): New.
3109 (struct eh_status): Remove last_region_number. Add lp_array,
3110 throw_stmt_table, ttype_data, ehspec_data.
3111 (ehr_next, FOR_ALL_EH_REGION_AT): New.
3112 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
3113 * except.c (lang_protect_cleanup_actions): Return tree.
3114 (struct ehl_map_entry): Remove.
3115 (init_eh_for_function): Push zero entries for region and lp_array.
3116 (gen_eh_region): Add to region_array immediately.
3117 (gen_eh_region_catch): Operate on eh_catch objects.
3118 (gen_eh_landing_pad): New.
3119 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
3120 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
3121 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
3122 (get_eh_landing_pad_from_number_fn): New.
3123 (get_eh_landing_pad_from_number): New.
3124 (get_eh_region_from_lp_number_fn): New.
3125 (get_eh_region_from_lp_number): New.
3126 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
3127 (get_exception_pointer, get_exception_filter): Remove.
3128 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
3129 (current_function_has_exception_handlers): Simplify.
3130 (bring_to_root, eh_region_replaceable_by_p): Remove.
3131 (replace_region, hash_type_list, hash_eh_region): Remove.
3132 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
3133 (label_to_region_map, num_eh_regions): Remove.
3134 (get_next_region_sharing_label, must_not_throw_labels): Remove.
3135 (find_exception_handler_labels): Remove.
3136 (duplicate_eh_regions_0, find_prev_try): Remove.
3137 (struct duplicate_eh_regions_data): New.
3138 (duplicate_eh_regions_1): Rewrite.
3139 (duplicate_eh_regions): Return a pointer map instead of an
3141 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
3142 (redirect_eh_edge_to_label): Remove.
3143 (eh_region_outermost): Rewrite using eh_region pointers
3144 instead of integers.
3145 (add_ttypes_entry): Update for ttype_data move to eh_status.
3146 (add_ehspec_entry): Rewrite with VEC instead of varray.
3147 (assign_filter_values): Likewise. Export.
3148 (build_post_landing_pads, connect_post_landing_pads): Remove.
3149 (dw2_build_landing_pads): Rewrite to use lp_array.
3150 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
3151 (sjlj_assign_call_site_values): Rewrite to use lp_array.
3152 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
3153 (sjlj_mark_call_sites): Update for landing pad numbers.
3154 (finish_eh_generation): Rewrite.
3155 (gate_handle_eh): Do nothing for no eh tree.
3156 (pass_rtl_eh): Move up near finish_eh_generation.
3157 (remove_eh_landing_pad): New.
3158 (remove_eh_handler): Export.
3159 (remove_eh_region, remove_eh_handler_and_replace): Remove.
3160 (for_each_eh_label): Rewrite to use lp_array.
3161 (make_reg_eh_region_note): New.
3162 (make_reg_eh_region_note_nothrow_nononlocal): New.
3163 (insn_could_throw_p): New.
3164 (copy_reg_eh_region_note_forward): New.
3165 (copy_reg_eh_region_note_backward): New.
3166 (check_handled, add_reachable_handler): Remove.
3167 (reachable_next_level, foreach_reachable_handler): Remove.
3168 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
3169 (get_eh_region_and_lp_from_rtx): New.
3170 (get_eh_region_from_rtx): New.
3171 (can_throw_internal_1, can_throw_external_1): Remove.
3172 (can_throw_internal): Use get_eh_region_from_rtx.
3173 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
3174 (insn_nothrow_p, can_nonlocal_goto): New.
3175 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
3176 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
3177 (add_action_record): Use VEC not varray.
3178 (collect_one_action_chain): Update for eh_region changes.
3179 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
3180 Use get_eh_region_and_lp_from_rtx.
3181 (gate_convert_to_eh_region_ranges): New.
3182 (pass_convert_to_eh_region_ranges): Use it.
3183 (push_uleb128, push_sleb128): Use VEC not varray.
3184 (output_one_function_exception_table): Likewise.
3185 (dump_eh_tree): Update for eh_region changes.
3186 (verify_eh_tree): Likewise.
3187 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
3188 * tree-eh.c: Include target.h.
3189 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
3190 Don't disallow GIMPLE_RESX; adjust argument check.
3191 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
3192 (record_stmt_eh_region): Update for landing pad numbers;
3193 generate a landing pad if necessary.
3194 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
3195 (remove_stmt_from_eh_lp_fn): Similarly.
3196 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
3197 Update for lp numbers; don't special case missing throw_stmt_table.
3198 (lookup_expr_eh_lp): Similarly.
3199 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
3200 (eh_seq, eh_region_may_contain_throw): New.
3201 (struct leh_state): Add ehp_region.
3202 (struct leh_tf_state): Remove eh_label.
3203 (emit_post_landing_pad): New.
3204 (emit_resx, emit_eh_dispatch): New.
3205 (note_eh_region_may_contain_throw): New.
3206 (frob_into_branch_around): Take eh_region not eh label;
3207 emit eh code into eh_seq.
3208 (honor_protect_cleanup_actions): Early exit for no actions. Don't
3209 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
3210 lower_eh_must_not_throw. Emit code to eh_seq.
3211 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
3212 (lower_try_finally_onedest): Likewise.
3213 (lower_try_finally_copy): Likewise.
3214 (lower_try_finally_switch): Likewise.
3215 (lower_try_finally): Initialize ehp_region.
3216 (lower_catch): Update for eh_catch objects.
3217 (lower_eh_filter): Don't handle must_not_throw.
3218 (lower_eh_must_not_throw): New.
3219 (lower_cleanup): Don't set eh_label.
3220 (lower_eh_constructs_2): Resolve eh builtins.
3221 Handle GIMPLE_EH_MUST_NOT_THROW.
3222 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
3223 Add eh_seq to the end of the function body.
3224 (make_eh_dispatch_edges): New.
3225 (make_eh_edge): Remove.
3226 (make_eh_edges): Simplify for landing pads.
3227 (redirect_eh_edge_1): New.
3228 (redirect_eh_edge): Use it.
3229 (redirect_eh_dispatch_edge): New.
3230 (stmt_could_throw_p): Use a switch. Allow RESX.
3231 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
3232 (stmt_can_throw_internal): Likewise.
3233 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
3234 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
3235 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
3236 (gate_refactor_eh): New.
3237 (pass_refactor_eh): Use it.
3238 (lower_resx, execute_lower_resx, pass_lower_resx): New.
3239 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
3240 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
3241 (remove_unreachable_handlers): Rename from
3242 tree_remove_unreachable_handlers; rewrite for landing pads;
3243 call remove_eh_handler directly.
3244 (remove_unreachable_handlers_no_lp): New.
3245 (unsplit_eh, unsplit_all_eh): New.
3246 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
3247 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
3248 (cleanup_empty_eh_unsplit): New.
3249 (cleanup_empty_eh): Rewrite.
3250 (cleanup_all_empty_eh): New.
3251 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
3252 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
3253 (gate_cleanup_eh): New.
3254 (pass_cleanup_eh): Use it.
3255 (verify_eh_edges): Move later in file. Expect one EH edge.
3256 (verify_eh_dispatch_edge): New.
3258 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
3259 (gtype-desc.o): Add TARGET_H.
3260 (tree.o): Use EXCEPT_H, not except.h.
3261 (cfgbuild.o): Add EXPR_H.
3262 (GTFILES): Add vecprim.h.
3263 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
3264 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
3265 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
3266 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
3267 * calls.c (emit_call_1): Use make_reg_eh_region_note.
3268 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
3269 calls to can_throw_internal.
3270 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
3271 (make_edges): Don't handle RESX; use can_nonlocal_goto.
3272 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
3273 (expand_gimple_stmt): Use make_reg_eh_region_note.
3274 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
3275 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
3276 or find_exception_handler_labels.
3277 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
3278 there is exacly one EH edge. Use can_nonlocal_goto and
3280 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
3281 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
3282 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
3283 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
3284 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
3285 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
3286 * dse.c (scan_insn): Use insn_could_throw_p.
3287 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
3288 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
3289 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
3290 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
3291 EXC_PTR_EXPR or FILTER_EXPR.
3292 (tree_expr_nonzero_warnv_p): Likewise.
3293 * function.h: Include vecprim.h, not varray.h
3294 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
3295 move ttype_data and ehspec_data members to struct eh_status; change
3296 action_record_data member to a VEC.
3297 * gcse.c (hash_scan_set): Use can_throw_internal.
3298 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
3299 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
3300 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
3301 (block_may_fallthru): Don't handle RESX_EXPR.
3302 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
3303 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
3304 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
3305 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
3306 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
3307 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
3308 (gimple_size): Likewise.
3309 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
3310 (gimple_build_resx): Use gimple_build_with_ops.
3311 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
3312 (is_gimple_val): Likewise.
3313 (is_gimple_stmt): Remove RESX_EXPR.
3314 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
3315 (GIMPLE_RESX): Reorder with other EH constructs.
3316 * gimple.h (struct gimple_statement_eh_mnt): New.
3317 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
3318 (gimple_eh_filter_must_not_throw): Remove.
3319 (gimple_eh_filter_set_must_not_throw): Remove.
3320 (gimple_eh_must_not_throw_fndecl): New.
3321 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
3322 (is_gimple_resx): New.
3323 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
3324 Don't copy EH_FILTER_MUST_NOT_THROW.
3325 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
3326 * ipa-inline.c (estimate_function_body_sizes): Don't try to
3327 handle must_not_throw_labels specially.
3328 * ipa-pure-const.c (check_call): Update debug statement for LP.
3329 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
3330 * ipa-utils.c (get_base_var): Likewise.
3331 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
3332 * lower-subreg.c (move_eh_region_note): Remove.
3333 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
3334 * omp-low.c (new_omp_context): Update for eh_lp_nr.
3335 (create_task_copyfn): Likewise.
3336 (maybe_catch_exception): Use gimple_build_eh_filter.
3337 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
3338 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
3339 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
3340 and pass_lower_resx.
3341 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
3342 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
3343 can_throw_internal, can_nonlocal_goto.
3344 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
3345 copy_reg_eh_region_note_forward.
3346 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
3347 (emit_output_reload_insns): Likewise.
3348 (copy_eh_notes): Remove.
3349 * rtl.def (RESX): Remove.
3350 * rtl.h: Update declarations.
3351 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
3352 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
3353 (update_eh_label): Remove.
3354 (cleanup_dead_labels_eh): New.
3355 (cleanup_deal_labels): Use it instead of update_eh_label.
3356 (gimple_merge_blocks): Update landing pad data structure when
3357 removing a landing pad label.
3358 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
3359 test; handle GIMPLE_EH_MUST_NOT_THROW.
3360 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
3361 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
3362 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
3363 (verify_stmt): Likewise. Verify landing pads.
3364 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
3365 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
3366 (struct move_stmt_d): Add eh_map.
3367 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
3368 (move_stmt_r): Remap eh region numbers in builtin calls,
3369 resx and eh_dispatch.
3370 (move_block_to_fn): Remove eh_offset parameter. Use
3371 maybe_duplicate_eh_stmt_fn.
3372 (find_outermost_region_in_block): Operate on eh_region pointers
3373 instead of region numbers.
3374 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
3375 duplicate_eh_regions.
3376 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
3377 test earlier. Disallow EH landing pads.
3378 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
3379 * tree-flow.h: Update declarations.
3380 (struct tree_ann_common_d): Replace rn with lp_nr.
3381 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
3382 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
3383 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
3384 resx and eh_dispatch.
3385 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
3386 (copy_edges_for_bb): Use make_eh_dispatch_edges.
3387 (copy_cfg_body): Expect eh_map instead of eh_region_offset
3388 from duplicate_eh_regions.
3389 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
3390 update RESX; handle EH_DISPATCH.
3391 (expand_call_inline): Set eh_lp_nr, not eh_region.
3392 (maybe_inline_call_in_expr): Likewise.
3393 * tree-inline.h (struct copy_body_data): Replace eh_region with
3394 eh_lp_nr, eh_region_offset with eh_map.
3395 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
3396 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
3397 * tree-pretty-print.c (dump_generic_node): Don't handle
3398 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
3399 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
3400 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
3401 EXC_PTR_EXPR, FILTER_EXPR.
3402 * tree-ssa-operands.c (get_expr_operands): Likewise.
3403 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
3404 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
3405 (ao_ref_init_from_vn_reference): Likewise.
3406 * tree-ssa-sink.c (statement_sink_location): Likewise.
3407 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
3408 (mark_virtual_phi_result_for_renaming): Export. Tidy.
3409 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
3410 EXC_PTR_EXPR, FILTER_EXPR.
3411 (is_exception_related): Remove.
3412 (compute_avail): Don't call it.
3413 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
3414 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
3415 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
3416 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
3418 (build_resx): Remove.
3419 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
3420 * tree.h: Update declarations.
3421 (EH_FILTER_MUST_NOT_THROW): Remove.
3422 (struct tree_label_decl): Add eh_landing_pad_nr.
3423 (EH_LANDING_PAD_NR): New.
3424 * value-prof.c (gimple_ic): Tidy variable names. Update for
3425 landing pad numbers.
3426 (gimple_stringop_fixed_value): Tidy variable names. Assert
3427 that neither call stmt can throw.
3428 * vecprim.h (uchar): New.
3429 (VEC(uchar,heap), VEC(uchar,gc)): New.
3431 * c-common.c (c_define_builtins): Update call to
3432 build_common_builtin_nodes.
3433 * c-parser.c (c_parse_file): Don't call
3434 default_init_unwind_resume_libfunc.
3436 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
3438 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
3439 (mips_cprestore_address_p): Likewise.
3440 (mips_save_gp_to_cprestore_slot): Likewise.
3441 (mips_restore_gp): Rename to...
3442 (mips_restore_gp_from_cprestore_slot): ...this.
3443 (mips_must_initialize_gp_p): Declare.
3444 (mips_emit_save_slot_move): Likewise.
3445 (mips_output_load_label): Return nothing.
3446 (mips_eh_uses): Declare.
3447 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
3448 (TARGET_CPRESTORE_DIRECTIVE): New macro.
3449 (TARGET_ABSOLUTE_JUMPS): Likewise.
3450 (EH_USES): Likewise.
3451 (FIRST_PSEUDO_REGISTER): Update comment.
3452 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
3453 (MIPS_CALL): ...here.
3454 (REGISTER_NAMES): Add $cprestore.
3455 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
3456 Add load_label_length, has_inflexible_gp_insn_p,
3457 has_flexible_gp_insn_p, must_initialize_gp_p and
3458 must_restore_gp_when_clobbered_p.
3459 (mips_expand_call): Don't generate split instructions here.
3460 (mips_split_call): Update the call to mips_restore_gp after
3461 the above name change.
3462 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
3463 (mips_find_gp_ref): New function.
3464 (mips_insn_has_inflexible_gp_ref_p): Likewise.
3465 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
3466 (mips_insn_has_flexible_gp_ref_p): Likewise.
3467 (mips_cfun_has_flexible_gp_ref_p): Likewise.
3468 (mips_function_has_gp_insn): Delete.
3469 (mips_global_pointer): Drop the df_regs_ever_live_p check.
3470 Use the new functions above. Only return INVALID_REGNUM
3471 for TARGET_ABSOLUTE_JUMPS.
3472 (mips_must_initialize_gp_p): New function.
3473 (mips_get_cprestore_base_and_offset): New function, extracted from...
3474 (mips_cprestore_slot): ...here. Take a bool parameter.
3475 (mips_cfun_has_cprestore_slot_p): New function.
3476 (mips_cprestore_address_p): Likewise.
3477 (mips_save_gp_to_cprestore_slot): Likewise.
3478 (mips_restore_gp): Rename to...
3479 (mips_restore_gp_from_cprestore_slot): ...this. Assert
3480 epilogue_completed. Update the call to mips_cprestore_slot.
3481 Test cfun->machine->must_restore_gp_when_clobbered_p.
3482 (mips_direct_save_slot_move_p): New function.
3483 (mips_emit_save_slot_move): Likewise.
3484 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
3485 of cfun->machine->global_pointer.
3486 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
3487 (mips_save_reg): Use mips_emit_save_slot_move.
3488 (mips_expand_prologue): Set must_initialize_gp_p.
3489 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
3490 for all cprestore saves. Emit a use_cprestore instruction after
3491 setting up the cprestore slot.
3492 (mips_restore_reg): Use mips_emit_save_slot_move.
3493 (mips_process_load_label): New function.
3494 (mips_load_label_length): Likewise.
3495 (mips_output_load_label): Don't return asm: output it here instead.
3496 Use mips_process_load_label.
3497 (mips_adjust_insn_length): Adjust the length of branch instructions
3498 that have length MAX_PIC_BRANCH_LENGTH.
3499 (mips_output_conditional_branch): Update the call to
3500 mips_output_load_label. Assume the branch target is OPERANDS[0]
3501 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
3502 (mips_output_order_conditional_branch): Swap the meaning of
3503 OPERANDS[0] and OPERANDS[1].
3504 (mips_variable_issue): Don't count ghost instructions.
3505 (mips_expand_ghost_gp_insns): New function.
3506 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
3507 (mips_output_mi_thunk): Set must_initialize_gp_p.
3508 (mips_eh_uses): New function.
3509 * config/mips/predicates.md (cprestore_save_slot_operand)
3510 (cprestore_load_slot_operand): New predicates.
3511 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
3512 (UNSPEC_MOVE_GP): Likewise.
3513 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
3514 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
3515 (CPRESTORE_SLOT_REGNUM): New register.
3516 (MAX_PIC_BRANCH_LENGTH): New constant.
3517 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
3518 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
3519 branches. Fix commentary.
3520 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
3521 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
3522 Change type to "ghost".
3523 (loadgp_absolute_<mode>): Likewise.
3524 (loadgp_rtp_<mode>): Likewise.
3525 (copygp_mips16): Likewise.
3526 (loadgp_blockage): Remove redundant mode attribute.
3527 (potential_cprestore): New instruction.
3528 (cprestore): Turn into an unspec set.
3529 (use_cprestore): New instruction.
3530 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
3531 (*branch_fp_inverted): Likewise.
3532 (*branch_order<mode>): Likewise.
3533 (*branch_order<mode>_inverted): Likewise.
3534 (*branch_equality<mode>): Likewise.
3535 (*branch_equality<mode>_inverted): Likewise.
3536 (*branch_bit<bbv><mode>): Likewise.
3537 (*branch_bit<bbv><mode>_inverted): Likewise.
3538 (*branch_equality<mode>_mips16): Remove redundant mode.
3539 (jump): Turn into a define_expand.
3540 (*jump_absolute): New instruction.
3541 (*jump_pic): Likewise.
3542 (*jump_mips16): Rename previously-unnamed pattern. Remove
3543 redundant mode attribute.
3544 (restore_gp): Split on epilogue_completed rather than
3545 reload_completed. Change type to "ghost".
3546 (move_gp<mode>): New instruction.
3547 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
3548 Remove redundant mode attribute.
3549 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
3550 (bc1any4f, bc1any2t, bc1any2f): Likewise.
3551 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
3553 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3556 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
3557 are returned in the same register (vs34 or v2) that Altivec vector
3558 types are returned in.
3559 (rs6000_libcall_value): Ditto.
3562 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
3563 instead of explicit addsi3/adddi3 calls.
3564 (rs6000_split_multireg_move): Ditto.
3565 (rs6000_emit_allocate_stack): Ditto.
3566 (rs6000_emit_prologue): Ditto.
3567 (rs6000_output_mi_thunk): Ditto.
3569 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
3570 size is 64 bits if we can use 64-bit registers.
3572 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
3574 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
3577 From Jie Zhang <jie.zhang@analog.com>:
3578 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
3579 save FP and RETS with saveall attribute.
3580 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
3581 with saveall attribute.
3583 * config/bfin/bfin.c (bfin_expand_builtin,
3584 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
3587 From Jie Zhang <jie.zhang@analog.com>:
3588 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
3589 before use in two places.
3590 * config/bfin/bfin.md (AREG): Define mode iterator.
3591 (reload_in, reload_out): Use mode iterator AREG.
3593 2009-09-14 Richard Guenther <rguenther@suse.de>
3596 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
3597 EH personality path.
3599 2009-09-13 Richard Guenther <rguenther@suse.de>
3600 Rafael Avila de Espindola <espindola@google.com>
3602 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
3603 (LANG_HOOKS_EH_PERSONALITY): Likewise.
3604 (LANG_HOOKS_INITIALIZER): Adjust.
3605 (lhd_pass_through_t): Declare.
3606 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
3608 * langhooks.c (lhd_pass_through_t): New function.
3609 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
3610 dwarf2out_begin_prologue): Use personality from current_function_decl.
3611 * expr.h (get_personality_function): Declare.
3612 * expr.c (get_personality_function): New function.
3613 (build_personality_function): Likewise.
3614 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
3615 (eh_personality_libfunc): Remove.
3616 * optabs.c (build_libfunc_function): New function split out from ...
3617 (init_one_libfunc): ... here.
3618 * tree.h (DECL_FUNCTION_PERSONALITY): New.
3619 (tree_function_decl): Add personality.
3620 (lhd_gcc_personality): Declare.
3621 (build_personality_function): Likewise.
3622 * tree.c (gcc_eh_personality_decl): New.
3623 (lhd_gcc_personality): New function.
3624 * except.h (lang_eh_runtime_type): Remove.
3625 (enum eh_personality_kind): New.
3626 (build_personality_function): Declare.
3627 (function_needs_eh_personality): Declare.
3628 * except.c (lang_eh_runtime_type): Remove.
3629 (function_needs_eh_personality): New function.
3630 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
3631 (sjlj_emit_function_enter, output_function_exception_table):
3632 Use personality from current_function_decl.
3633 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
3634 * tree-inline.c (tree_can_inline_p): Do not inline across different
3636 (expand_call_inline): Likewise. Adjust the callers EH personality.
3637 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
3638 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
3639 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
3640 (c-parser.o): Likewise
3641 * c-tree.h (c_eh_initialized_p): Remove.
3642 (c_maybe_initialize_eh): Likewise.
3643 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
3644 (finish_decl): Don't call c_maybe_initialize_eh.
3645 (c_eh_initialized_p): Remove.
3646 (c_maybe_initialize_eh): Likewise.
3647 * c-parser.c (c_parser_omp_construct): Likewise.
3648 (c_parse_file): Initialize exception handling.
3650 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
3652 * config.gcc (tm_file): Remove i386/biarch32.h
3653 for i?86-w64-mingw* case.
3654 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
3656 * config.host: Set for x64 mingw the option
3657 use_long_long_for_widest_fast_int to yes.
3659 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
3661 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
3662 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
3663 (dbxout_begin_function): Likewise.
3664 * final.c (dwarf2_debug_info_emitted_p): New predicate.
3665 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
3666 set on the function.
3667 (final_end_function): Likewise.
3668 (final_scan_insn): Likewise.
3669 (rest_of_handle_final): Likewise.
3670 * varasm.c (assemble_start_function): Likewise.
3671 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
3673 2009-09-12 Jason Merrill <jason@redhat.com>
3675 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
3676 * opts.c (common_handle_option): constify.
3678 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
3680 * doc/install.texi (avr): Remove obsolete reference site.
3682 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
3684 * doc/install.texi (Binaries): Adjust AIX link.
3686 2009-09-12 Akim Demaille <demaille@gostai.com>
3688 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
3689 Use an imperative sentence.
3691 2009-09-11 Richard Henderson <rth@redhat.com>
3693 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
3694 structure-name and has-tree-operands arguments; update all entries.
3695 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
3697 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
3698 (gsstruct_code_size): New.
3699 (gss_for_code_): New.
3700 (gss_for_code): Remove.
3701 (gimple_size): Rewrite using gsstruct_code_size.
3702 (gimple_statement_structure): Move to gimple.h.
3703 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
3704 (gss_for_code, gimple_statement_structure): New.
3705 (gimple_ops): Use new arrays; tidy.
3707 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3709 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
3710 operand to be a PLUS expression.
3711 * config/pa/pa.c (pa_secondary_reload): Likewise.
3713 2009-09-11 Jakub Jelinek <jakub@redhat.com>
3715 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
3717 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
3720 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
3722 From Jie Zhang <jie.zhang@analog.com>:
3723 * doc/extend.texi (node Function Attributes): Document l2
3725 (node Blackfin Variable Attributes): Document l2 variable attributes.
3727 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
3729 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
3730 to match the system compiler's configuration at inflection point.
3731 Add comment to remark a remaining difference with system compiler.
3733 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
3734 * configure: Regenerate.
3736 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
3738 From Jie Zhang <jie.zhang@analog.com>:
3739 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
3740 (bfin_handle_l2_attribute): New.
3741 (bfin_attribute_table): Add l2 attribute.
3743 2009-09-11 Michael Matz <matz@suse.de>
3746 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
3747 on the local_decls list.
3749 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
3753 * cselib.c (cselib_expand_value_rtx_cb): Document callback
3755 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
3756 for VALUEs, to implement the documented interface.
3757 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
3758 Adjust for VALUEs and anything else, to implement the
3759 documented interface.
3761 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
3763 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
3764 with actual SPE/paired vector modes before using 64-bit alignment.
3765 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
3767 2009-09-10 DJ Delorie <dj@redhat.com>
3769 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
3772 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
3773 * config/mep/mep.c (mep_legitimate_constant_p): New.
3774 * config/mep/mep-protos.h: Prototype it.
3776 2009-09-10 Richard Henderson <rth@redhat.com>
3778 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
3780 2009-09-10 Jason Merrill <jason@redhat.com>
3782 * tree.c (chain_index): New fn.
3783 * tree.h: Declare it.
3785 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3787 * config/sol2-c.c (cmn_err_length_specs): Initialize
3788 scalar_identity_flag.
3790 2009-09-10 Richard Henderson <rth@redhat.com>
3792 * tree.h (struct tree_decl_common): Move align member earlier;
3793 move label_decl_uid member ...
3794 (struct tree_label_decl): ... here.
3795 (LABEL_DECL_UID): Update to match.
3797 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
3800 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
3801 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
3803 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
3804 dest_prev if the edge is complex.
3806 * tree-cfg.c (is_ctrl_stmt): Use a switch.
3808 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
3809 loop latch tests earlier.
3811 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
3812 before GIMPLE_RETURN, not after its predecessor; insert
3815 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
3816 gimple_seq_empty_p to test for no PHI nodes.
3817 * tree-cfg.c (split_critical_edges): Likewise.
3819 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
3821 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
3823 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
3824 introduced by the VTA branch merge.
3826 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
3828 * ira-conflicts.c: Use fputs or putc instead of fprintf
3832 * tree-switch-conversion.c: Ditto.
3834 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
3836 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
3837 introduced by the VTA branch merge.
3839 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
3842 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
3844 PR rtl-optimization/39779
3845 * expr.c (convert_modes): Return when mode == oldmode after
3846 CONST_INTs are processed.
3848 2009-09-10 Nick Clifton <nickc@redhat.com>
3850 * config/mep/mep.c (mep_encode_section_info): Copy weakness
3851 attribute and referring decl when creating renamed symbol.
3853 2009-09-10 Richard Guenther <rguenther@suse.de>
3856 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
3858 (cgraph_finalize_compilation_unit): Compute reachability
3859 before emitting thunks. Properly process aliases before
3860 possibly removing unreachable nodes.
3862 2009-09-10 Richard Guenther <rguenther@suse.de>
3865 * tree.c (struct free_lang_data_d): Add worklist member.
3866 (find_decls_types_r): Push onto the worklist instead of recursing.
3867 Handle TREE_BINFOs properly.
3868 (find_decls_types): New function wrapped around find_decls_types_r
3869 to process the worklist.
3870 (find_decls_types_in_eh_region): Use it.
3871 (find_decls_types_in_node): Likewise.
3872 (find_decls_types_in_var): Likewise.
3873 (free_lang_data_in_cgraph): Likewise. Free the worklist.
3874 * tree.h (RECORD_OR_UNION_TYPE_P): New.
3875 (AGGREGATE_TYPE_P): Adjust.
3877 2009-09-09 Jason Merrill <jason@redhat.com>
3879 * configure.ac: Check glibc version even if we have an in-tree
3882 2009-09-09 Anthony Green <green@moxielogic.com>
3884 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
3885 the constant 0 when appropriate.
3886 * config/moxie/constraints.md: Add constraint O.
3888 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
3889 to pass up to 6 32-bit argument values in registers.
3890 (moxie_function_arg): Ditto.
3891 (moxie_arg_partial_bytes): Ditto.
3892 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
3893 (REG_PARM_STACK_SPACE): Ditto.
3894 (FUNCTION_ARG_REGNO_P): Ditto.
3896 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
3897 instruction to allocate stack space.
3899 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
3901 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
3902 unnecessarily stringent constraints. Fix address
3903 calculation in the splitters.
3905 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
3907 PR rtl-optimization/39779
3908 * expr.c (convert_modes): Return when mode == oldmode after
3909 CONST_INTs are processed.
3911 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
3914 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
3915 (ix86_expand_prologue): Take frame.padding0 into logic of
3917 (ix86_expand_epilogue): Likewise.
3919 2009-09-09 Jakub Jelinek <jakub@redhat.com>
3921 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
3923 (SHLIB_LINK, SHLIB_INSTALL): Use them.
3924 * config/t-slibgcc-libgcc: New file.
3925 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
3927 2009-09-09 Martin Jambor <mjambor@suse.cz>
3929 PR tree-optimization/41089
3930 * tree-sra.c (find_var_candidates): Do not consider va_lists in
3933 2009-09-09 Richard Henderson <rth@redhat.com>
3935 * gimple.h (CASE_GIMPLE_OMP): New.
3936 (is_gimple_omp): Use it.
3937 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
3938 (verify_gimple_debug): Likewise.
3940 2009-09-09 Richard Guenther <rguenther@suse.de>
3942 PR tree-optimization/41101
3943 * tree-ssa-pre.c (maximal_set): Remove.
3944 (compute_antic_aux): Treat the maximal set as implicitly all ones.
3945 Defer all blocks we didn't visit at least one successor.
3946 (add_to_exp_gen): Do not add to the maximal set.
3947 (make_values_for_phi): Likewise.
3948 (compute_avail): Likewise.
3949 (init_pre): Do not allocate the maximal set.
3950 (execute_pre): Do not dump it.
3952 2009-09-09 Martin Jambor <mjambor@suse.cz>
3954 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
3955 an SSA_NAME rather than a is_gimple_variable.
3957 2009-09-09 Richard Guenther <rguenther@suse.de>
3960 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
3961 code dealing with plain pointer bases.
3962 (maybe_fold_offset_to_reference): Likewise.
3963 (maybe_fold_stmt_addition): Adjust.
3965 2009-09-09 Richard Guenther <rguenther@suse.de>
3967 * tree.c (free_lang_data_in_type): Do not free the type variant
3969 (free_lang_data): Merge char_type_node with its properly signed
3971 (pass_ipa_free): Collect after freeing language specific data.
3973 2009-09-09 Michael Matz <matz@suse.de>
3976 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
3977 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
3978 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
3981 2009-09-08 DJ Delorie <dj@redhat.com>
3983 * config/mep/mep.c (conversions[]): Add "ml" pattern.
3985 2009-09-04 Jason Merrill <jason@redhat.com>
3987 * tree.c (tree_find_value): Remove.
3988 * tree.h: Remove prototype.
3989 * varasm.c (assemble_external): Use value_member instead.
3991 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
3993 * toplev.c (process_options): Choose default debugging type when
3994 gtoggle enables debug info and type is unset.
3996 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4000 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
4003 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4005 * configure: Rebuilt with modified libtool.m4.
4007 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4012 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
4014 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4016 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
4017 (remove_statement): Likewise.
4018 (rewrite_use_nonlinear_expr): Adjust.
4019 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
4020 * tree-ssa.c (release_defs_bitset): ... this. New.
4021 * tree-flow.h (release_defs_bitset): Declare.
4023 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4026 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
4027 in the middle block.
4029 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
4031 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
4032 via intptr_t to long type.
4033 (insert_operand_rank): Cast long type via intptr_t to
4035 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
4037 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
4038 from pointer to unsigned via uintptr_t.
4040 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
4041 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
4043 * configure: Regenerated.
4044 * config.in: Regenerated
4045 * system.h (stdint.h): Add include.
4046 (inttypes.h): Likewise.
4047 * Makefile.in (aclocal): Add config/stdint.m4.
4048 * aclocal.m4: Regenerated.
4050 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
4052 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
4054 (note_np_check_stores): New function.
4055 (harmless_null_pointer_p): New function.
4056 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
4057 changed. Take into account whether we're in the shadow of a condjump
4058 that tested NP_REG for NULL.
4059 Lose all code that tested for SEQUENCEs.
4060 (workaround_speculation): Avoid inserting NOPs for loads that are
4061 either always executed or a NULL pointer.
4063 2009-09-08 Jan Hubicka <jh@suse.cz>
4065 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
4066 * params.def (early-inlining-insns): Likewise.
4068 2009-09-08 Jakub Jelinek <jakub@redhat.com>
4070 PR rtl-optimization/41239
4071 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
4072 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
4074 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
4075 across calls, as the calls might not always return normally.
4076 (call_may_noreturn_p): New function.
4077 (deps_analyze_insn): Update last_function_call_may_noreturn list.
4078 (init_deps): Initialize it.
4079 (remove_from_deps): Also remove calls from
4080 last_function_call_may_noreturn list.
4082 2009-09-07 Richard Henderson <rth@redhat.com>
4084 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
4085 more VR->OPERANDS than LHS operands. Free LHS before returning.
4087 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4089 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
4090 (attr "addrtype"): New member "spreg".
4091 Use it if mem_spfp_address_operand is true for the address.
4092 (attr "type"): New entry "stall".
4093 (cpu_unit "load"): New.
4094 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
4096 (insn_reservation "loadsp"): New.
4097 (insn_reservation "load_stall1"): New.
4098 (insn_reservation "load_stall3"): New.
4100 * config/bfin/predicates.md (const1_operand, const3_operand): New.
4101 (mem_p_address_operand): Exclude stack and frame pointer based
4103 (mem_spfp_address_operand): New; match them here.
4104 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
4105 (bfin_reorg): Call it if scheduling insns.
4106 (bfin_gen_bundles): Remove dummy insns created by
4107 add_sched_insns_for_speculation.
4109 From Jie Zhang <jie.zhang@analog.com>:
4110 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
4111 bfin_si_revision, bfin_workarounds): Move these ...
4112 * config/bfin/bfin.h: ... here.
4114 From Mike Frysinger <michael.frysinger@analog.com>
4115 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
4116 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
4117 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
4118 bf547m, bf548m, and bf549m.
4119 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
4120 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
4121 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
4122 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
4123 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
4124 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
4125 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
4126 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
4127 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
4128 bf542m, bf544m, bf547m, bf548m, and bf549m.
4130 From Jie Zhang <jie.zhang@analog.com>:
4131 * config/bfin/predicates.md (p_register_operand): New predicate.
4132 (dp_register_operand): New predicate.
4133 * config/bfin/bfin-protos.h (WA_05000074): Define.
4134 (ENABLE_WA_05000074): Define.
4135 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
4136 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
4137 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
4138 (define_attr addrtype): Allow load/store register to be P register.
4139 (define_attr storereg): New.
4140 (define_cpu_unit anomaly_05000074): New.
4141 (define_insn_reservation dsp32shiftimm): New.
4142 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
4143 (define_insn_reservation loadp): Cannot use slot2.
4144 (define_insn_reservation loadsp): Cannot use slot2.
4145 (define_insn_reservation storep): Cannot use slot2. Does not
4146 apply when working around 05000074.
4147 (define_insn_reservation storep_anomaly_05000074): New.
4148 (define_insn_reservation storei): Does not apply when working
4150 (define_insn_reservation storei_anomaly_05000074): New.
4151 (define_attr length): Add dsp32shiftimm case.
4152 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
4153 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
4154 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
4155 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
4156 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
4158 2009-09-07 Martin Jambor <mjambor@suse.cz>
4161 * tree-sra.c (create_artificial_child_access): Return NULL if
4162 build_ref_for_offset fails.
4163 (propagate_subacesses_accross_link): Allow build_ref_for_offset
4164 and create_artificial_child_access to fail.
4166 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
4169 * unwind-dw2.c (uw_init_context_1): Mark noinline.
4170 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
4171 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
4173 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4175 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
4176 block, ensure it has an exit edge. Emit a barrier after a jump.
4178 2009-09-07 Nick Clifton <nickc@redhat.com>
4180 * gcc.c (this_is_linker_script): New variable. Like
4181 this_is_library_file but for the %T constructor.
4182 (end_going_arg): If this_is_linker_script is set then locate the
4183 script and insert a --script switch before it
4184 (do_spec_2): Initialise this_is_linker_script.
4185 (do_spec_1): Likewise. Handle %T construct.
4186 (eval_spec_function): Preserve this_is_linker_script.
4187 * doc/invoke.texi: Document %T construct in spec files.
4188 * config/m32c/m32c.h (LIB_SPEC): Use it.
4190 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4192 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
4193 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
4194 when volatile flag is set.
4195 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
4197 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
4200 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
4201 (combine_stack_adjustments_for_block): Allow insns between stack
4202 adjustments and stores with corresponding pre-(dec|inc)rement or
4203 pre-modify operation.
4205 2009-09-06 Jakub Jelinek <jakub@redhat.com>
4208 * combine-stack-adj.c (struct csa_memlist): Rename to...
4209 (struct csa_reflist): ... this. Rename mem field to ref.
4210 (free_csa_memlist): Rename to...
4211 (free_csa_reflist): ... this.
4212 (record_one_stack_memref): Rename to...
4213 (record_one_stack_ref): ... this. Handle also REG_P.
4214 (try_apply_stack_adjustment): Handle also REG_P.
4215 (struct record_stack_memrefs_data): Rename to...
4216 (struct record_stack_refs_data): ... this. Rename memlist field to
4218 (record_stack_memrefs): Rename to...
4219 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
4220 subexpressions instead of failing when a MEM contains SP references.
4221 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
4222 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
4224 2009-09-06 Richard Guenther <rguenther@suse.de>
4227 * tree.c (build_array_type): Do not record types marked
4228 with structural equality in the canonical type hashtable.
4230 2009-09-06 Richard Guenther <rguenther@suse.de>
4233 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
4235 2009-09-05 Richard Guenther <rguenther@suse.de>
4238 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
4240 2009-09-05 Richard Guenther <rguenther@suse.de>
4243 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
4245 2009-09-05 Richard Guenther <rguenther@suse.de>
4248 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
4249 before comparing function argument types.
4251 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4254 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
4257 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
4260 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
4262 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
4263 locators before emit_insn is called.
4265 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
4268 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
4269 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
4270 (reginfo_init): Don't call allocate_reg_info.
4272 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
4275 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
4276 NONDEBUG_INSN_P instead of INSN_P.
4278 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4281 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
4283 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4286 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
4287 pattern of the split.
4289 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4291 * toplev.c (process_options): Move setter of flag_var_tracking
4292 before other tests that depend on it. Move down setter of
4293 flag_rename_registers. Don't enable var-tracking-assignments
4294 by default if selective scheduling is enabled. Warn if both
4297 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4299 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
4300 comment. Use switch statement to catch overlaps between rtx
4301 and tree codes. Accept FUNCTION_DECLs in addition to those in...
4302 (IS_DECL_CODE): ... here. Remove.
4303 (check_value_is_not_decl): Remove.
4304 (dv_from_decl, dv_from_value): Check after conversion.
4306 2009-09-04 Richard Guenther <rguenther@suse.de>
4309 * (cgraph_finalize_compilation_unit): Move finalizing aliases
4310 after emitting tunks. Move emitting thunks and ctors from ...
4311 (cgraph_optimize): ... here. Remove redundant
4312 cgraph_analyze_functions.
4313 * varasm.c (find_decl_and_mark_needed): Remove no longer
4315 (finish_aliases_1): Adjust check for thunk aliases.
4317 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
4319 * config/arm/arm.md (ctzsi2): Added braces
4320 to avoid warning that broke booststrap.
4322 2009-09-04 Martin Jambor <mjambor@suse.cz>
4324 PR tree-optimization/41112
4325 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
4326 handle variable-bounded arrays.
4327 (expr_with_var_bounded_array_refs_p): New function.
4328 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
4330 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
4332 * config/s390/2097.md: Removed two incorrect bypasses.
4333 (z10_fsimpdf): Fixed latency.
4334 (z10_fhex): New insn_reservation.
4335 (z10_floaddf): Fixed latency.
4336 (z10_floadsf): Fixed latency.
4337 (z10_ftrunctf): Fixed latency.
4338 (z10_ftruncdf): Fixed latency.
4339 * config/s390/s390.c (z10_cost): Fixed values.
4340 (s390_adjust_priority): Added z10 path.
4341 * config/s390/s390.md (type): Added fhex.
4342 (*mov<mode>_64dfp): Updated type attribute.
4343 (*mov<mode>_64): Updated type attribute.
4344 (*mov<mode>_31): Updated type attribute.
4345 (*mov<mode>"): Likewise.
4346 * config/s390/2084.md (x_fsimpdf): Updated condition.
4348 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
4350 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
4351 RTXs in the predicate for operand 1.
4353 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
4355 * config/arm/arm.md (UNSPEC_RBIT): New constant.
4356 (rbitsi2): New insn.
4357 (ctzsi2): New expand.
4358 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
4360 2009-09-03 Martin Jambor <mjambor@suse.cz>
4362 * tree-sra.c (duplicate_expr_for_different_base): Removed.
4363 (create_artificial_child_access): Use build_ref_for_offset instead
4364 of duplicate_expr_for_different_base.
4365 (propagate_subacesses_accross_link): Likewise.
4367 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
4369 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
4371 (mips16e_collect_argument_saves): Skip debug instructions.
4372 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
4373 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
4374 (r10k_insert_cache_barriers): Likewise.
4375 (mips_reorg_process_insns): Likewise.
4377 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
4380 * ira.c (update_equiv_reg): Remove check on class likely spill.
4382 2009-09-03 Jakub Jelinek <jakub@redhat.com>
4385 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
4386 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
4390 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
4391 the stack slot if it is passed by invisible reference.
4392 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
4393 by invisible reference.
4395 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
4397 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
4398 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
4399 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
4401 * config/bfin/sync.md: New file.
4402 * config/bfin/bfin.md: Include it.
4403 (UNSPEC_ATOMIC): New.
4404 (UNSPEC_ONES): Provide a unique number.
4406 From Jie Zhang <jie.zhang@analog.com>:
4407 * config/bfin/bfin.c (ret_regs): New.
4408 (must_save_fp_p): Don't return true because of frame_pointer_needed.
4409 (must_save_rets_p): New.
4410 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
4411 current_function_is_leaf.
4412 (do_link): Likewise.
4413 (do_unlink): Likewise.
4414 (expand_interrupt_handler_prologue): Use ret_regs array.
4415 (expand_interrupt_handler_epilogue): Use ret_regs array and
4416 pass return register to gen_return_internal.
4417 (bfin_expand_epilogue): Pass return register to
4418 gen_return_internal.
4419 (bfin_expand_call): Explicitly clobber RETS.
4420 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
4421 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
4422 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
4423 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
4425 (return_internal): Take a reg rtx rather than the register number.
4427 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
4429 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
4430 when comparing against estimated_loop_iterations_int return.
4432 2009-09-03 Richard Guenther <rguenther@suse.de>
4434 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
4435 eh_personality_libfunc.
4437 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4439 * tree-parloops.c (separate_decls_in_region): Add space.
4441 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4443 * tree-parloops.c (separate_decls_in_region): Change the condition
4444 checking if there are reductions in the loop.
4446 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4448 PR tree-optimization/38275
4449 * tree-parloops.c (parallelize_loops): Replace profitability condition
4450 for expected number of iterations.
4452 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
4454 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
4455 (bootstrap-debug): Explain conditions in which it becomes default.
4456 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
4459 2009-09-03 Namhyung Kim <namhyung@gmail.com>
4461 * doc/invoke.texi (Optimize Options): Move
4462 -finline-small-functions to the -O2 list.
4464 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
4466 * toplev.c (process_options): Enable var-tracking-assignments
4467 by default if var-tracking is enabled.
4469 2009-09-02 David Daney <ddaney@caviumnetworks.com>
4471 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
4473 * emit-rtl.c (prev_nonnote_insn_bb): New function.
4474 * rtl.h (prev_nonnote_insn_bb): Declare it.
4476 2009-09-03 Diego Novillo <dnovillo@google.com>
4478 * cgraph.c (cgraph_node_for_decl): New.
4479 * cgraph.h (cgraph_node_for_decl): Declare.
4480 * tree.c (host_integerp): Return 0 if T is NULL.
4482 2009-09-03 Diego Novillo <dnovillo@google.com>
4484 * tree.h (struct alias_pair): Move from varasm.c.
4485 (alias_pairs): Likewise.
4486 (TYPE_MAXVAL): Define.
4487 (TYPE_MINVAL): Define.
4488 (iterative_hash_host_wide_int): Declare.
4489 (remove_unreachable_alias_pairs): Declare.
4490 * tree-pass.h (pass_ipa_free_lang_data): Declare.
4491 * diagnostic.c (default_diagnostic_starter): Make extern.
4492 (default_diagnostic_finalizer): Make extern.
4493 * diagnostic.h (default_diagnostic_starter): Declare.
4494 (default_diagnostic_finalizer): Declare.
4495 (default_tree_printer): Declare.
4496 * toplev.c (default_tree_printer): Make extern.
4498 2009-09-03 Richard Guenther <rguenther@suse.de>
4499 Diego Novillo <dnovillo@google.com>
4501 * cgraph.c (cgraph_add_new_function): Remove gimplification.
4502 * cgraphunit.c (cgraph_expand_function): Do not emit
4503 associated thunks from here.
4504 (cgraph_emit_thunks): New.
4505 (cgraph_optimize): Call it.
4506 Return if any IPA pass finds an error.
4507 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
4510 2009-09-03 Simon Baldwin <simonb@google.com>
4511 Rafael Espindola <espindola@google.com>
4512 Richard Guenther <rguenther@suse.de>
4513 Doug Kwan <dougkwan@google.com>
4514 Diego Novillo <dnovillo@google.com>
4516 * tree.c: Include tree-pass.h, langhooks-def.h,
4517 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
4518 (free_lang_data_in_type): New.
4519 (need_assembler_name_p): New.
4520 (free_lang_data_in_block): New.
4521 (free_lang_data_in_decl): New.
4522 (struct free_lang_data_d): New.
4523 (add_tree_to_fld_list): New.
4524 (find_decls_types_r): New.
4525 (get_eh_types_for_runtime): New.
4526 (find_decls_types_in_eh_region): New.
4527 (find_decls_types_in_node): New.
4528 (find_decls_types_in_var): New.
4529 (free_lang_data_in_cgraph): New.
4530 (free_lang_data): New.
4531 (gate_free_lang_data): New.
4532 (pass_ipa_free_lang_data): New.
4534 2009-09-03 Diego Novillo <dnovillo@google.com>
4536 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
4537 * langhooks.h (struct lang_hooks): Add field free_lang_data.
4538 (lang_hooks): Remove const qualifier.
4539 * ipa.c (cgraph_remove_unreachable_nodes): Call
4540 remove_unreachable_alias_pairs.
4541 * except.c (add_type_for_runtime): Check if TYPE has
4542 already been converted.
4543 (lookup_type_for_runtime): Likewise.
4544 (check_handled): Handle converted types.
4545 * varasm.c (remove_unreachable_alias_pairs): New.
4546 * gimple.c: Include demangle.h.
4547 (gimple_decl_printable_name): New.
4548 (gimple_fold_obj_type_ref): New.
4549 * gimple.h (gimple_decl_printable_name): Declare.
4550 (gimple_fold_obj_type_ref): Declare.
4551 * passes.c (init_optimization_passes): Add pass
4552 pass_ipa_free_lang_data.
4553 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
4554 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
4556 2009-09-03 Diego Novillo <dnovillo@google.com>
4558 * c-lang.c (lang_hooks): Remove const qualifier.
4560 2009-09-02 Loren James Rittle <ljrittle@acm.org>
4562 * doc/install.texi (*-*-freebsd*): Update target information.
4564 2009-09-02 Anatoly Sokolov <aesok@post.ru>
4566 * hard-reg-set.h (call_fixed_regs): Remove.
4567 * reginfo.c (call_fixed_regs): Remove.
4568 (init_reg_sets_1): Remove initialization of call_fixed_regs.
4569 (globalize_reg): Don't use call_fixed_regs.
4570 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
4573 2009-09-01 Michael Matz <matz@suse.de>
4575 * expr.h (emit_storent_insn, expand_expr_real_1,
4576 expand_expr_real_2): Declare.
4577 * expr.c (emit_storent_insn, expand_expr_real_1,
4578 expand_expr_real_2): Export.
4579 (store_expr): Setting and evaluating dont_return_target is useless.
4580 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
4581 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
4582 * except.c (expand_resx_expr): Rename to ...
4583 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
4584 * except.h (expand_resx_stmt): Declare.
4585 * stmt.c: Add include gimple.h
4586 (expand_asm_expr): Rename to ...
4587 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
4588 (expand_case): Rewrite to take gimple statement.
4589 * tree.h (expand_asm_stmt): Declare.
4590 (expand_case): Change prototype.
4591 * Makefile.in (stmt.o): Depend on gimple.h.
4592 * builtins.c (expand_builtin_synchronize): Build gimple asm
4593 statement, not an ASM_EXPR.
4594 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
4595 gimple_to_tree, release_stmt_tree): Remove.
4596 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
4597 ggc_free, but hold comparison code and operands separately.
4598 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
4599 (expand_call_stmt, expand_gimple_stmt_1,
4600 expand_gimple_stmt): New helpers.
4601 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
4602 release_stmt_tree. Call expand_gimple_stmt instead.
4603 (expand_gimple_basic_block): Ditto.
4605 * calls.c (emit_call_1): Don't look at EH regions here, make
4606 fntree parameter useless.
4607 (expand_call): New local rettype for TREE_TYPE(exp), use it
4608 throughout. Remove local p, use addr instead.
4609 Don't look at EH regions here.
4611 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
4613 * doc/invoke.texi (-fsched-pressure): Document it.
4614 (-fsched-reg-pressure-heuristic): Remove it.
4616 * reload.c (ira.h): Include.
4617 (find_reloads): Add choosing reload on number of small spilled
4620 * haifa-sched.c (ira.h): Include.
4621 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
4622 saved_reg_pressure, curr_reg_live, saved_reg_live,
4623 region_ref_regs): New variables.
4624 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
4625 initiate_reg_pressure_info, setup_ref_regs,
4626 initiate_bb_reg_pressure_info, save_reg_pressure,
4627 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
4629 (setup_insn_reg_pressure_info): New function.
4630 (rank_for_schedule): Add pressure checking and insn issue time.
4631 Remove comparison of insn reg weights.
4632 (ready_sort): Set insn reg pressure info.
4633 (update_register_pressure, setup_insn_max_reg_pressure,
4634 update_reg_and_insn_max_reg_pressure,
4635 sched_setup_bb_reg_pressure_info): New functions.
4636 (schedule_insn): Add code for printing and updating reg pressure info.
4637 (find_set_reg_weight, find_insn_reg_weight): Remove.
4638 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
4639 (debug_ready_list): Print reg pressure info.
4640 (schedule_block): Ditto. Check insn issue time.
4641 (sched_init): Set up sched_pressure_p. Allocate and set up some
4642 reg pressure related info.
4643 (sched_finish): Free some reg pressure related info.
4644 (fix_tick_ready): Make insn always ready if pressure_p.
4645 (init_h_i_d): Don't call find_insn_reg_weight.
4646 (haifa_finish_h_i_d): Free insn reg pressure info.
4648 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
4649 ira_memory_move_cost, ira_class_hard_regs,
4650 ira_class_hard_regs_num, ira_no_alloc_regs,
4651 ira_available_class_regs, ira_reg_class_cover_size,
4652 ira_reg_class_cover, ira_class_translate): Move to ira.h.
4654 * ira-lives.c (single_reg_class): Check mode to find how many
4655 registers are necessary for operand.
4656 (ira_implicitly_set_insn_hard_regs): New.
4658 * common.opt (fsched-pressure): New options.
4659 (fsched-reg-pressure-heuristic): Remove.
4661 * ira.c (setup_eliminable_regset): Rename to
4662 ira_setup_eliminable_regset. Make it external.
4663 (expand_reg_info): Pass cover class to setup_reg_classes.
4664 (ira): Call resize_reg_info instead of allocate_reg_info.
4666 * sched-deps.c: Include ira.h.
4667 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
4668 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
4669 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
4670 mark_insn_hard_regno_birth, mark_insn_reg_birth,
4671 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
4672 mark_insn_reg_store, mark_insn_reg_clobber,
4673 setup_insn_reg_pressure_info): New.
4674 (sched_analyze_1): Update implicit_reg_pending_uses.
4675 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
4676 Use them to create dependencies. Set insn reg uses and pressure
4677 info. Process reg_pending_uses in one place.
4678 (free_deps): Free implicit sets.
4679 (remove_from_deps): Remove implicit sets if necessary. Check
4680 implicit sets when clearing reg_last_in_use.
4681 (init_deps_global): Clear implicit_reg_pending_clobbers and
4682 implicit_reg_pending_uses.
4684 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
4685 ira_memory_move_cost, ira_class_hard_regs,
4686 ira_class_hard_regs_num, ira_no_alloc_regs,
4687 ira_available_class_regs, ira_reg_class_cover_size,
4688 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
4689 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
4690 ira_implicitly_set_insn_hard_regs): New prototypes.
4692 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
4693 cost_elements_num): New variables.
4694 (allocno_costs, total_costs): Rename to costs and
4695 total_allocno_costs.
4696 (COSTS_OF_ALLOCNO): Rename to COSTS.
4697 (allocno_pref): Rename to pref.
4698 (allocno_pref_buffer): Rename to pref_buffer.
4699 (common_classes): Rename to regno_cover_class.
4701 (record_reg_classes): Set allocno attributes only if allocno_p.
4702 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
4703 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
4704 and COSTS_OF_ALLOCNO.
4705 (print_costs): Rename to print_allocno_costs.
4706 (print_pseudo_costs): New.
4707 (process_bb_node_for_costs): Split into 2 functions with new
4708 function process_bb_for_costs. Pass BB to process_bb_for_costs.
4709 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
4710 new parameter dump_file. Use cost_elements_num instead of
4711 ira_allocnos_num. Make one iteration if preferred classes were
4712 already calculated for scheduler. Make 2 versions of code
4713 depending on allocno_p.
4714 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
4715 regno_cover_class and COSTS instead of common_classes and
4717 (init_costs, finish_costs): New.
4718 (ira_costs): Set up allocno_p and cost_elements_num. Call
4719 init_costs and finish_costs.
4720 (ira_set_pseudo_classes): New.
4722 * rtl.h (allocate_reg_info): Remove.
4723 (resize_reg_info): Change return type.
4724 (reg_cover_class): New.
4725 (setup_reg_classes): Add new parameter.
4727 * sched-int.h (struct deps_reg): New member implicit_sets.
4728 (sched_pressure_p, sched_regno_cover_class): New external definitions.
4729 (INCREASE_BITS): New macro.
4730 (struct reg_pressure_data, struct reg_use_data): New.
4731 (struct _haifa_insn_data): Remove reg_weight. Add members
4732 reg_pressure, reg_use_list, reg_set_list, and
4733 reg_pressure_excess_cost_change.
4734 (struct deps): New member implicit_sets.
4735 (pressure_p): New variable.
4736 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
4737 (struct reg_pressure_data, struct reg_use_data): New.
4738 (INSN_REG_WEIGHT): Remove.
4739 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
4740 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
4741 (sched_init_region_reg_pressure_info,
4742 sched_setup_bb_reg_pressure_info): New prototypes.
4744 * reginfo.c (struct reg_pref): New member coverclass.
4745 (reg_cover_class): New function.
4746 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
4747 (reg_info_size): New variable.
4748 (allocate_reg_info): Make static. Setup reg_info_size.
4749 (resize_reg_info): Use reg_info_size. Return flag of resizing.
4750 (setup_reg_classes): Add a new parameter. Setup cover class too.
4752 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
4755 * sched-rgn.c (deps_join): Set up implicit_sets.
4756 (schedule_region): Set up region and basic blocks pressure
4759 * passes.c (init_optimization_passes): Move
4760 pass_subregs_of_mode_init before pass_sched.
4762 2009-09-02 Martin Jambor <mjambor@suse.cz>
4764 * tree-sra.c (struct access): New field grp_hint.
4765 (dump_access): Dump grp_hint.
4766 (sort_and_splice_var_accesses): Set grp_hint if a group is read
4768 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
4769 those which have been specifically read and somehow written to.
4770 (propagate_subacesses_accross_link): Set grp_hint of right child and
4771 also possibly of the left child.
4773 2009-09-02 Jakub Jelinek <jakub@redhat.com>
4775 * tree-object-size.c (addr_object_size): Always use object_size_type
4776 0 or 2 when determining the pointer pointed object size.
4778 2009-09-02 Richard Guenther <rguenther@suse.de>
4781 2009-08-31 Richard Guenther <rguenther@suse.de>
4783 * builtins.c (fold_builtin_memory_op): Use the alias oracle
4784 to query if the memory regions for memmove overlap.
4785 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
4786 asserts on pointers, instead deal with odd trees.
4787 (ptr_derefs_may_alias_p): Likewise.
4788 (refs_may_alias_p_1): Constructor bases also never alias.
4790 2009-08-01 Christian Bruel <christian.bruel@st.com>
4793 2009-07-31 Christian Bruel <christian.bruel@st.com>
4794 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
4796 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
4798 * doc/invoke.texi (-fvar-tracking-assignments): New.
4799 (-fvar-tracking-assignments-toggle): New.
4800 (-fdump-final-insns=file): Mark filename as optional.
4801 (--param min-nondebug-insn-uid): New.
4802 (-gdwarf-@{version}): Mention version 4.
4803 * opts.c (common_handle_option): Accept it.
4804 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
4805 * regrename.c (regrename_optimize): Drop last. Don't count debug
4806 insns as uses. Don't reject change because of debug insn.
4807 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
4808 from the chain starter, and check for inexact matches in DEBUG_INSNS.
4809 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
4810 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
4811 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
4812 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
4813 * doc/gimple.texi (is_gimple_debug): New.
4814 (gimple_debug_bind_p): New.
4815 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
4816 * doc/install.texi (bootstrap-debug): More details.
4817 (bootstrap-debug-big, bootstrap-debug-lean): Document.
4818 (bootstrap-debug-lib): More details.
4819 (bootstrap-debug-ckovw): Update.
4820 (bootstrap-time): New.
4821 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
4822 (insert_phi_nodes_for): Insert debug stmts.
4823 (rewrite_stmt): Take iterator. Insert debug stmts.
4824 (rewrite_enter_block): Adjust.
4825 (maybe_replace_use_in_debug_stmt): New.
4826 (rewrite_update_stmt): Use it.
4827 (mark_use_interesting): Return early for debug stmts.
4828 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
4829 stmts before replacing stmt.
4830 (move_computations_stmt): Likewise.
4831 * ira-conflicts.c (add_copies): Skip debug insns.
4832 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
4833 (regstat_bb_compute_ri): Skip debug insns.
4834 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
4835 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
4836 check_loop_closed_ssa_stmt): Skip debug stmts.
4837 * tree-tailcall.c (find_tail_calls): Likewise.
4838 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
4839 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
4840 (build_var_debug_value_stat): Declare.
4841 (build_var_debug_value): Define.
4842 (target_for_debug_bind): Declare.
4843 * reload.c (find_equiv_reg): Skip debug insns.
4844 * rtlanal.c (reg_used_between_p): Skip debug insns.
4845 (side_effects_p): Likewise.
4846 (canonicalize_condition): Likewise.
4847 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
4848 insns never depend on debug insns.
4849 (create_ddg_dep_no_link): Likewise.
4850 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
4851 Don't add inter-loop dependencies for debug insns.
4852 (build_intra_loop_deps): Likewise.
4853 (create_ddg): Count debug insns.
4854 * ddg.h (struct ddg::num_debug): New.
4855 (num_backargs): Pair up with previous int field.
4856 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
4857 -fcompare-debug-second.
4858 * final.c (get_attr_length_1): Skip debug insns.
4859 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
4860 * gcc.c (invoke_as): Call compare-debug-dump-opt.
4861 (driver_self_specs): Map -fdump-final-insns to
4862 -fdump-final-insns=..
4863 (get_local_tick): New.
4864 (compare_debug_dump_opt_spec_function): Test for . argument and
4865 compute output name. Compute temp output spec without flag name.
4866 Compute -frandom-seed.
4867 (OPT): Undef after use.
4868 * cfgloopanal.c (num_loop_insns): Skip debug insns.
4869 (average_num_loop_insns): Likewise.
4870 * params.h (MIN_NONDEBUG_INSN_UID): New.
4871 * gimple.def (GIMPLE_DEBUG): New.
4872 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
4873 * auto-inc-dec.c (merge_in_block): Skip debug insns.
4874 (merge_in_block): Fix whitespace.
4875 * toplev.c (flag_var_tracking): Update comment.
4876 (flag_var_tracking_assignments): New.
4877 (flag_var_tracking_assignments_toggle): New.
4878 (process_options): Don't open final insns dump file if we're not
4879 going to write to it. Compute defaults for var_tracking.
4880 * df-scan.c (df_insn_rescan_debug_internal): New.
4881 (df_uses_record): Handle debug insns.
4882 * haifa-sched.c (ready): Initialize n_debug.
4883 (contributes_to_priority): Skip debug insns.
4884 (dep_list_size): New.
4886 (rank_for_schedule): Likewise. Schedule debug insns as soon as
4887 they're ready. Disregard previous debug insns to make decisions.
4888 (queue_insn): Never queue debug insns.
4889 (ready_add, ready_remove_first, ready_remove): Count debug insns.
4890 (schedule_insn): Don't reject debug insns because of issue rate.
4891 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
4892 (queue_to_ready): Skip and discount debug insns.
4893 (choose_ready): Let debug insns through.
4894 (schedule_block): Check boundary debug insns. Discount debug
4895 insns, schedule them early. Adjust whitespace.
4896 (set_priorities): Check for boundary debug insns.
4897 (add_jump_dependencies): Use dep_list_size.
4898 (prev_non_location_insn): New.
4899 (check_cfg): Use it.
4900 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
4902 (remove_unused_ivs): Reset debug stmts.
4903 * modulo-sched.c (const_iteration_count): Skip debug insns.
4904 (res_MII): Discount debug insns.
4905 (loop_single_full_bb_p): Skip debug insns.
4906 (sms_schedule): Likewise.
4907 (sms_schedule_by_order): Likewise.
4908 (ps_has_conflicts): Likewise.
4909 * caller-save.c (refmarker_fn): New.
4910 (save_call_clobbered_regs): Replace regs with saved mem in
4912 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
4913 Call refmarker_fn mark for hardregnos.
4914 (mark_reg_as_referenced): New.
4915 (replace_reg_with_saved_mem): New.
4916 * ipa-pure-const.c (check_stmt): Skip debug stmts.
4917 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
4919 (cse_extended_basic_block): Skip debug insns.
4920 (count_reg_usage): Likewise.
4921 (is_dead_reg): New, split out of...
4922 (set_live_p): ... here.
4923 (insn_live_p): Use it for debug insns.
4924 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
4925 (execute_optimize_stdarg): Likewise.
4926 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
4927 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
4928 changes in debug stmts as changes.
4929 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
4930 (moveup_expr): Don't move across debug insns. Don't move
4931 debug insn if it would create a bookkeeping block.
4932 (moveup_expr_cached): Don't use cache for debug insns that
4933 are heads of blocks.
4934 (compute_av_set_inside_bb): Skip debug insns.
4935 (sel_rank_for_schedule): Schedule debug insns first. Remove
4937 (block_valid_for_bookkeeping_p); Support lax searches.
4938 (create_block_for_bookkeeping): Adjust block numbers when
4939 encountering debug-only blocks.
4940 (find_place_for_bookkeeping): Deal with debug-only blocks.
4941 (generate_bookkeeping_insn): Accept no place to insert.
4942 (remove_temp_moveop_nops): New argument full_tidying.
4943 (prepare_place_to_insert): Deal with debug insns.
4944 (advance_state_on_fence): Debug insns don't start cycles.
4945 (update_boundaries): Take fence as argument. Deal with
4947 (schedule_expr_on_boundary): No full_tidying on debug insns.
4948 (fill_insns): Deal with debug insns.
4949 (track_scheduled_insns_and_blocks): Don't count debug insns.
4950 (need_nop_to_preserve_insn_bb): New, split out of...
4951 (remove_insn_from_stream): ... this.
4952 (fur_orig_expr_not_found): Skip debug insns.
4953 * rtl.def (VALUE): Move up.
4955 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
4956 (nearest_common_dominator_of_uses): Take debug_stmts argument.
4957 Set it if debug stmts are found.
4958 (statement_sink_location): Skip debug stmts. Propagate
4959 moving defs into debug stmts.
4960 * ifcvt.c (first_active_insn): Skip debug insns.
4961 (last_active_insns): Likewise.
4962 (cond_exec_process_insns): Likewise.
4963 (noce_process_if_block): Likewise.
4964 (check_cond_move_block): Likewise.
4965 (cond_move_convert_if_block): Likewise.
4966 (block_jumps_and_fallthru_p): Likewise.
4967 (dead_or_predicable): Likewise.
4968 * dwarf2out.c (debug_str_hash_forced): New.
4969 (find_AT_string): Add comment.
4970 (gen_label_for_indirect_string): New.
4971 (get_debug_string_label): New.
4972 (AT_string_form): Use it.
4973 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
4974 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
4975 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
4976 several operations that cannot be represented with DWARF opcodes.
4977 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
4978 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
4979 (dwarf2out_var_location): Take during-call mark into account.
4980 (output_indirect_string): Update comment. Output if there are
4981 label and references.
4982 (prune_indirect_string): New.
4983 (prune_unused_types): Call it if debug_str_hash_forced.
4984 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
4985 (dw_long_long_const): Remove.
4986 (struct dw_val_struct): Change val_long_long type to rtx.
4987 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
4988 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
4989 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
4990 component instead of HOST_BITS_PER_LONG.
4991 (output_loc_operands): Likewise. For const8* assert
4992 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
4993 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
4994 rather than HOST_BITS_PER_LONG is >= 64.
4995 (add_AT_long_long): Remove val_hi and val_lo arguments, add
4997 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
4998 HOST_BITS_PER_LONG for dw_val_class_long_long.
4999 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
5000 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
5001 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
5003 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
5004 Handle DW_OP_implicit_value.
5005 (extract_int): Move prototype earlier.
5006 (mem_loc_descriptor): For SUBREG punt if inner
5007 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
5008 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
5009 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
5010 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
5011 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
5012 instead of Pmode size.
5013 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
5014 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
5015 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
5016 (concat_loc_descriptor, concatn_loc_descriptor,
5017 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
5018 (add_location_or_const_value_attribute): Likewise. For single
5019 location loc_lists attempt to use add_const_value_attribute
5020 for constant decls. Add DW_AT_const_value even if
5021 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
5023 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
5024 (control_flow_insn_p): Likewise.
5025 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
5026 (separate_decls_in_region_debug_bind): New.
5027 (separate_decls_in_region): Process debug bind stmts afterwards.
5028 * recog.c (verify_changes): Handle debug insns.
5029 (extract_insn): Likewise.
5030 (peephole2_optimize): Skip debug insns.
5031 * dse.c (scan_insn): Skip debug insns.
5032 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
5034 (setup_id_for_insn): Handle debug insns.
5035 (maybe_tidy_empty_bb): Adjust whitespace.
5036 (tidy_control_flow): Skip debug insns.
5037 (sel_remove_insn): Adjust for debug insns.
5038 (sel_estimate_number_of_insns): Skip debug insns.
5039 (create_insn_rtx_from_pattern): Handle debug insns.
5040 (create_copy_of_insn_rtx): Likewise.
5041 * sel-sched-.h (sel_bb_end): Declare.
5042 (sel_bb_empty_or_nop_p): New.
5043 (get_all_loop_exits): Use it.
5044 (_eligible_successor_edge_p): Likewise.
5045 (return_nop_to_pool): Adjust.
5046 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
5047 * ira-lives.c (process_bb_node_lives): Skip debug insns.
5048 * gimple-pretty-print.c (dump_gimple_debug): New.
5049 (dump_gimple_stmt): Use it.
5050 (dump_bb_header): Skip gimple debug stmts.
5051 * regmove.c (optimize_reg_copy_1): Discount debug insns.
5052 (fixup_match_2): Likewise.
5053 (regmove_backward_pass): Likewise. Simplify combined
5054 replacement. Handle debug insns.
5055 * function.c (instantiate_virtual_regs): Handle debug insns.
5056 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
5057 * print-rtl.h: Include cselib.h.
5058 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
5059 * df.h (df_inns_rescan_debug_internal): Declare.
5060 * gcse.c (alloc_hash_table): Estimate n_insns.
5061 (cprop_insn): Don't regard debug insns as changes.
5062 (bypass_conditional_jumps): Skip debug insns.
5063 (one_pre_gcse_pass): Adjust.
5064 (one_code_hoisting_pass): Likewise.
5065 (compute_ld_motion_mems): Skip debug insns.
5066 (one_cprop_pass): Adjust.
5067 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
5068 (if_convertible_stmt_p): Handle debug stmts.
5069 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
5070 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
5071 * ira-build.c (create_bb_allocnos): Skip debug insns.
5072 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
5073 (has_single_use): Likewise.
5074 (single_imm_use): Likewise.
5075 (num_imm_uses): Likewise.
5076 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
5077 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
5078 (create_outofssa_var_map): Likewise.
5079 * lower-subreg.c (adjust_decomposed_uses): New.
5080 (resolve_debug): New.
5081 (decompose_multiword_subregs): Use it.
5082 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
5083 * emit-rtl.c: Include params.h.
5084 (cur_debug_insn_uid): Define.
5085 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
5086 (copy_rtx_if_shared_1): Handle debug insns.
5087 (reset_used_flags): Likewise.
5088 (set_used_flags): LIkewise.
5089 (get_max_insn_count): New.
5090 (next_nondebug_insn): New.
5091 (prev_nondebug_insn): New.
5092 (make_debug_insn_raw): New.
5093 (emit_insn_before_noloc): Handle debug insns.
5094 (emit_jump_insn_before_noloc): Likewise.
5095 (emit_call_insn_before_noloc): Likewise.
5096 (emit_debug_insn_before_noloc): New.
5097 (emit_insn_after_noloc): Handle debug insns.
5098 (emit_jump_insn_after_noloc): Likewise.
5099 (emit_call_insn_after_noloc): Likewise.
5100 (emit_debug_insn_after_noloc): Likewise.
5101 (emit_insn_after): Take loc from earlier non-debug insn.
5102 (emit_jump_insn_after): Likewise.
5103 (emit_call_insn_after): Likewise.
5104 (emit_debug_insn_after_setloc): New.
5105 (emit_debug_insn_after): New.
5106 (emit_insn_before): Take loc from later non-debug insn.
5107 (emit_jump_insn_before): Likewise.
5108 (emit_call_insn_before): Likewise.
5109 (emit_debug_insn_before_setloc): New.
5110 (emit_debug_insn_before): New.
5111 (emit_insn): Handle debug insns.
5112 (emit_debug_insn): New.
5113 (emit_jump_insn): Handle debug insns.
5114 (emit_call_insn): Likewise.
5116 (init_emit): Take min-nondebug-insn-uid into account.
5117 Initialize cur_debug_insn_uid.
5118 (emit_copy_of_insn_after): Handle debug insns.
5119 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
5120 location of single rhs in place.
5121 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
5122 (floor_sdiv_adjust): New.
5123 (cell_sdiv_adjust): New.
5124 (cell_udiv_adjust): New.
5125 (round_sdiv_adjust): New.
5126 (round_udiv_adjust): New.
5127 (wrap_constant): Moved from cselib.
5128 (unwrap_constant): New.
5129 (expand_debug_expr): New.
5130 (expand_debug_locations): New.
5131 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
5133 (gimple_expand_cfg): Expand debug locations.
5134 * cselib.c: Include tree-pass.h.
5135 (struct expand_value_data): New.
5136 (cselib_record_sets_hook): New.
5137 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
5138 (cselib_clear_table): Move, and implemnet in terms of...
5139 (cselib_reset_table_with_next_value): ... this.
5140 (cselib_get_next_unknown_value): New.
5141 (discard_useless_locs): Don't discard preserved values.
5142 (cselib_preserve_value): New.
5143 (cselib_preserved_value_p): New.
5144 (cselib_preserve_definitely): New.
5145 (cselib_clear_preserve): New.
5146 (cselib_preserve_only_values): New.
5147 (new_cselib_val): Take rtx argument. Dump it in details.
5148 (cselib_lookup_mem): Adjust.
5149 (expand_loc): Take regs_active in struct. Adjust. Silence
5150 dumps unless details are requested.
5151 (cselib_expand_value_rtx_cb): New.
5152 (cselib_expand_value_rtx): Rename and reimplment in terms of...
5153 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
5154 without details. Copy more subregs. Try to resolve values
5155 using a callback. Wrap constants.
5156 (cselib_subst_to_values): Adjust.
5157 (cselib_log_lookup): New.
5158 (cselib_lookup): Call it.
5159 (cselib_invalidate_regno): Don't count preserved values as useless.
5160 (cselib_invalidate_mem): Likewise.
5161 (cselib_record_set): Likewise.
5162 (struct set): Renamed to cselib_set, moved to cselib.h.
5163 (cselib_record_sets): Adjust. Call hook.
5164 (cselib_process_insn): Reset table when it would be cleared.
5165 (dump_cselib_val): New.
5166 (dump_cselib_table): New.
5167 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
5168 (remove_forwarder_block): Support moving debug stmts.
5169 * cselib.h (cselib_record_sets_hook): Declare.
5170 (cselib_expand_callback): New type.
5171 (cselib_expand_value_rtx_cb): Declare.
5172 (cselib_reset_table_with_next_value): Declare.
5173 (cselib_get_next_unknown_value): Declare.
5174 (cselib_preserve_value): Declare.
5175 (cselib_preserved_value_p): Declare.
5176 (cselib_preserve_only_values): Declare.
5177 (dump_cselib_table): Declare.
5178 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
5179 (try_crossjump_to_edge): Likewise.
5180 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
5181 dominated blocks when debug stmts are present.
5182 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
5183 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
5184 (set_var_live_on_entry): Likewise.
5185 * loop-invariant.c (find_invariants_bb): Skip debug insns.
5186 * cfglayout.c (curr_location, last_location): Make static.
5187 (set_curr_insn_source_location): Don't avoid bouncing.
5188 (get_curr_insn_source_location): New.
5189 (get_curr_insn_block): New.
5190 (duplicate_insn_chain): Handle debug insns.
5191 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
5193 * common.opt (fcompare-debug): Move to sort order.
5194 (fdump-unnumbered-links): Likewise.
5195 (fvar-tracking-assignments): New.
5196 (fvar-tracking-assignments-toggle): New.
5197 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
5198 because of debug stmts.
5199 (mark_stmt_if_obviously_necessary): Mark debug stmts.
5200 (eliminate_unnecessary_stmts): Walk dominated blocks before
5202 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
5203 * ira.c (memref_used_between_p): Skip debug insns.
5204 (update_equiv_regs): Likewise.
5205 * sched-deps.c (sd_lists_size): Accept empty list.
5206 (sd_init_insn): Mark debug insns.
5207 (sd_finish_insn): Unmark them.
5208 (sd_add_dep): Reject non-debug deps on debug insns.
5209 (fixup_sched_groups): Give debug insns group treatment.
5211 (sched_analyze_reg): Don't mark debug insns for sched before call.
5212 (sched_analyze_2): Handle debug insns.
5213 (sched_analyze_insn): Compute next non-debug insn. Handle debug
5215 (deps_analyze_insn): Handle debug insns.
5216 (deps_start_bb): Skip debug insns.
5217 (init_deps): Initialize last_debug_insn.
5218 * tree-ssa.c (target_for_debug_bind): New.
5219 (find_released_ssa_name): New.
5220 (propagate_var_def_into_debug_stmts): New.
5221 (propagate_defs_into_debug_stmts): New.
5222 (verify_ssa): Skip debug bind stmts without values.
5223 (warn_uninialized_vars): Skip debug stmts.
5224 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
5225 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
5226 (rtx_equal_p): Likewise.
5227 * ira-costs.c (scan_one_insn): Skip debug insns.
5228 (process_bb_node_for_hard_reg_moves): Likewise.
5229 * rtl.h (DEBUG_INSN_P): New.
5230 (NONDEBUG_INSN_P): New.
5231 (MAY_HAVE_DEBUG_INSNS): New.
5232 (INSN_P): Accept debug insns.
5233 (RTX_FRAME_RELATED_P): Likewise.
5234 (INSN_DELETED_P): Likewise
5235 (PAT_VAR_LOCATION_DECL): New.
5236 (PAT_VAR_LOCATION_LOC): New.
5237 (PAT_VAR_OCATION_STATUS): New.
5238 (NOTE_VAR_LOCATION_DECL): Reimplement.
5239 (NOTE_VAR_LOCATION_LOC): Likewise.
5240 (NOTE_VAR_LOCATION_STATUS): Likewise.
5241 (INSN_VAR_LOCATION): New.
5242 (INSN_VAR_LOCATION_DECL): New.
5243 (INSN_VAR_LOCATION_LOC): New.
5244 (INSN_VAR_LOCATION_STATUS): New.
5245 (gen_rtx_UNKNOWN_VAR_LOC): New.
5246 (VAR_LOC_UNKNOWN_P): New.
5247 (NOTE_DURING_CALL_P): New.
5248 (SCHED_GROUP_P): Accept debug insns.
5249 (emit_debug_insn_before): Declare.
5250 (emit_debug_insn_before_noloc): Declare.
5251 (emit_debug_insn_beore_setloc): Declare.
5252 (emit_debug_insn_after): Declare.
5253 (emit_debug_insn_after_noloc): Declare.
5254 (emit_debug_insn_after_setloc): Declare.
5255 (emit_debug_insn): Declare.
5256 (make_debug_insn_raw): Declare.
5257 (prev_nondebug_insn): Declare.
5258 (next_nondebug_insn): Declare.
5259 (delegitimize_mem_from_attrs): Declare.
5260 (get_max_insn_count): Declare.
5261 (wrap_constant): Declare.
5262 (unwrap_constant): Declare.
5263 (get_curr_insn_source_location): Declare.
5264 (get_curr_insn_block): Declare.
5265 * tree-inline.c (insert_debug_decl_map): New.
5266 (processing_debug_stmt): New.
5267 (remap_decl): Don't create new mappings in debug stmts.
5268 (remap_gimple_op_r): Don't add references in debug stmts.
5269 (copy_tree_body_r): Likewise.
5270 (remap_gimple_stmt): Handle debug bind stmts.
5271 (copy_bb): Skip debug stmts.
5272 (copy_edges_for_bb): Likewise.
5273 (copy_debug_stmt): New.
5274 (copy_debug_stmts): New.
5275 (copy_body): Copy debug stmts at the end.
5276 (insert_init_debug_bind): New.
5277 (insert_init_stmt): Take id. Skip and emit debug stmts.
5278 (setup_one_parameter): Remap variable earlier, register debug mapping.
5279 (estimate_num_insns): Skip debug stmts.
5280 (expand_call_inline): Preserve debug_map.
5281 (optimize_inline_calls): Check for no debug_stmts left-overs.
5282 (unsave_expr_now): Preserve debug_map.
5283 (copy_gimple_seq_and_replace_locals): Likewise.
5284 (tree_function_versioning): Check for no debug_stmts left-overs.
5285 Init and destroy debug_map as needed. Split edges unconditionally.
5286 (build_duplicate_type): Init and destroy debug_map as needed.
5287 * tree-inline.h: Include gimple.h instead of pointer-set.h.
5288 (struct copy_body_data): Add debug_stmts and debug_map.
5289 * sched-int.h (struct ready_list): Add n_debug.
5290 (struct deps): Add last_debug_insn.
5291 (DEBUG_INSN_SCHED_P): New.
5292 (BOUNDARY_DEBUG_INSN_P): New.
5293 (SCHEDULE_DEBUG_INSN_P): New.
5294 (sd_iterator_cond): Accept empty list.
5295 * combine.c (create_log_links): Skip debug insns.
5296 (combine_instructions): Likewise.
5297 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
5298 return value is always unshared.
5299 (struct rtx_subst_pair): New.
5300 (auto_adjust_pair): New.
5301 (propagate_for_debug_subst): New.
5302 (propagate_for_debug): New.
5303 (try_combine): Skip debug insns. Propagate removed defs into
5305 (next_nonnote_nondebug_insn): New.
5306 (distribute_notes): Use it. Skip debug insns.
5307 (distribute_links): Skip debug insns.
5308 * tree-outof-ssa.c (set_location_for_edge): Likewise.
5309 * resource.c (mark_target_live_regs): Likewise.
5310 * var-tracking.c: Include cselib.h and target.h.
5311 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
5313 (micro_operation_type_name): New.
5314 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
5315 (struct micro_operation_def): Update comments.
5316 (decl_or_value): New type. Use instead of decls.
5317 (struct emit_note_data_def): Add vars.
5318 (struct attrs_def): Use decl_or_value.
5319 (struct variable_tracking_info_def): Add permp, flooded.
5320 (struct location_chain_def): Update comment.
5321 (struct variable_part_def): Use decl_or_value.
5322 (struct variable_def): Make var_part a variable length array.
5324 (scratch_regs): New.
5325 (cselib_hook_called): New.
5326 (dv_is_decl_p): New.
5327 (dv_is_value_p): New.
5330 (dv_as_opaque): New.
5331 (dv_onepart_p): New.
5333 (IS_DECL_CODE): New.
5334 (check_value_is_not_decl): New.
5335 (dv_from_decl): New.
5336 (dv_from_value): New.
5337 (dv_htab_hash): New.
5338 (variable_htab_hash): Use it.
5339 (variable_htab_eq): Support values.
5340 (variable_htab_free): Free from the right pool.
5341 (attrs_list_member, attrs_list_insert): Use decl_or_value.
5342 (attrs_list_union): Adjust.
5343 (attrs_list_mpdv_union): New.
5344 (tie_break_pointers): New.
5345 (canon_value_cmp): New.
5346 (unshare_variable): Return possibly-modified slot.
5347 (vars_copy_1): Adjust.
5348 (var_reg_decl_set): Adjust. Split out of...
5349 (var_reg_set): ... this.
5350 (get_init_value): Adjust.
5351 (var_reg_delete_and_set): Adjust.
5352 (var_reg_delete): Adjust.
5353 (var_regno_delete): Adjust.
5354 (var_mem_decl_set): Split out of...
5355 (var_mem_set): ... this.
5356 (var_mem_delete_and_set): Adjust.
5357 (var_mem_delete): Adjust.
5361 (variable_union): Adjust. Speed up merge of 1-part vars.
5362 (variable_canonicalize): Use unshared slot.
5363 (VALUED_RECURSED_INTO): New.
5364 (find_loc_in_1pdv): New.
5365 (struct dfset_merge): New.
5366 (insert_into_intersection): New.
5367 (intersect_loc_chains): New.
5369 (canonicalize_loc_order_check): New.
5370 (canonicalize_values_mark): New.
5371 (canonicalize_values_star): New.
5372 (variable_merge_over_cur): New.
5373 (variable_merge_over_src): New.
5374 (dataflow_set_merge): New.
5375 (dataflow_set_equiv_regs): New.
5376 (remove_duplicate_values): New.
5377 (struct dfset_post_merge): New.
5378 (variable_post_merge_new_vals): New.
5379 (variable_post_merge_perm_vals): New.
5380 (dataflow_post_merge_adjust): New.
5381 (find_mem_expr_in_1pdv): New.
5382 (dataflow_set_preserve_mem_locs): New.
5383 (dataflow_set_remove_mem_locs): New.
5384 (dataflow_set_clear_at_call): New.
5385 (onepart_variable_different_p): New.
5386 (variable_different_p): Use it.
5387 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
5388 (track_expr_p): Add need_rtl parameter. Don't generate rtl
5390 (track_loc_p): Pass it true.
5391 (struct count_use_info): New.
5392 (find_use_val): New.
5393 (replace_expr_with_values): New.
5395 (use_type): New, partially split out of...
5396 (count_uses): ... this. Count new micro-ops.
5397 (count_uses_1): Adjust.
5398 (count_stores): Adjust.
5399 (count_with_sets): New.
5400 (VAL_NEEDS_RESOLUTION): New.
5401 (VAL_HOLDS_TRACK_EXPR): New.
5402 (VAL_EXPR_IS_COPIED): New.
5403 (VAL_EXPR_IS_CLOBBERED): New.
5404 (add_uses): Adjust. Generate new micro-ops.
5405 (add_uses_1): Adjust.
5406 (add_stores): Generate new micro-ops.
5407 (add_with_sets): New.
5408 (find_src_status): Adjust.
5409 (find_src_set_src): Adjust.
5410 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
5411 Handle new micro-ops. Canonicalize value equivalances.
5412 (vt_find_locations): Compute total size of hash tables for
5413 dumping. Perform merge for var-tracking-assignments. Don't
5414 disregard single-block loops.
5415 (dump_attrs_list): Handle decl_or_value.
5416 (dump_variable): Take variable. Deal with decl_or_value.
5417 (dump_variable_slot): New.
5418 (dump_vars): Use it.
5419 (dump_dataflow_sets): Adjust.
5420 (set_slot_part): New, extended to support one-part variables
5421 after splitting out of...
5422 (set_variable_part): ... this.
5423 (clobber_slot_part): New, split out of...
5424 (clobber_variable_part): ... this.
5425 (delete_slot_part): New, split out of...
5426 (delete_variable_part): .... this.
5427 (check_wrap_constant): New.
5428 (vt_expand_loc_callback): New.
5429 (vt_expand_loc): New.
5430 (emit_note_insn_var_location): Adjust. Handle values. Handle
5431 EMIT_NOTE_AFTER_CALL_INSN.
5432 (emit_notes_for_differences_1): Adjust. Handle values.
5433 (emit_notes_for_differences_2): Likewise.
5434 (emit_notes_for_differences): Adjust.
5435 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
5436 Adjust. Handle new micro-ops.
5437 (vt_add_function_parameters): Adjust. Create and bind values.
5438 (vt_initialize): Adjust. Initialize scratch_regs and
5439 valvar_pool, flooded and perm.. Initialize and use cselib. Log
5440 operations. Move some code to count_with_sets and add_with_sets.
5441 (delete_debug_insns): New.
5442 (vt_debug_insns_local): New.
5443 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
5445 (var_tracking_main): If var-tracking-assignments is enabled
5446 but var-tracking isn't, delete debug insns and leave. Likewise
5447 if we exceed limits or fail the stack adjustments tests, and
5448 after all var-tracking processing.
5449 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
5450 (dataflow_set): Add traversed_vars.
5451 (value_chain, const_value_chain): New typedefs.
5452 (value_chain_pool, value_chains): New variables.
5453 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
5454 add_value_chains, add_cselib_value_chains, remove_value_chain,
5455 remove_value_chains, remove_cselib_value_chains): New functions.
5456 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
5457 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
5459 (shared_hash_find_slot_unshare, shared_hash_find_slot,
5460 shared_hash_find_slot_noinsert, shared_hash_find): Update.
5461 (dst_can_be_shared): New variable.
5462 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
5463 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
5464 different from set->vars, look up slot again instead of using the
5466 (dataflow_set_init): Initialize traversed_vars.
5467 (variable_union): Use shared_hash_*. Use initially NO_INSERT
5468 lookup if set->vars is shared. Don't keep slot cleared before
5469 calling unshare_variable. Unshare set->vars if needed. Adjust
5470 unshare_variable callers. Clear dst_can_be_shared if needed.
5471 Even ->refcount == 1 vars must be unshared if set->vars is shared
5472 and var needs to be modified.
5473 (dataflow_set_union): Set traversed_vars during canonicalization.
5474 (VALUE_CHANGED, DECL_CHANGED): Define.
5475 (set_dv_changed, dv_changed_p): New static inlines.
5476 (track_expr_p): Clear DECL_CHANGED.
5477 (dump_dataflow_sets): Set it.
5478 (variable_was_changed): Call set_dv_changed.
5479 (emit_note_insn_var_location): Likewise.
5480 (changed_variables_stack): New variable.
5481 (check_changed_vars_1, check_changed_vars_2): New functions.
5482 (emit_notes_for_changes): Do nothing if changed_variables is
5483 empty. Traverse changed_variables with check_changed_vars_1,
5484 call check_changed_vars_2 on each changed_variables_stack entry.
5485 (emit_notes_in_bb): Add SET argument. Just clear it at the
5486 beginning, use it instead of local &set, don't destroy it at the end.
5487 (vt_emit_notes): Call dataflow_set_clear early on all
5488 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
5489 computed set, dataflow_set_clear also VTI(bb)->in when we are
5490 done with the basic block. Initialize changed_variables_stack,
5491 free it afterwards. If ENABLE_CHECKING verify that after noting
5492 differences to an empty set value_chains hash table is empty.
5493 (vt_initialize): Initialize value_chains and value_chain_pool.
5494 (vt_finalize): Delete value_chains htab, free value_chain_pool.
5495 (variable_tracking_main): Call dump_dataflow_sets before calling
5496 vt_emit_notes, not after it.
5497 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
5498 (propagate_var_def_into_debug_stmts): Declare.
5499 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
5500 (df_set_note): Reject debug insns.
5501 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
5502 add notes to debug insns.
5503 (df_note_bb_compute): Adjust. Likewise.
5504 (df_simulate_uses): Skip debug insns.
5505 (df_simulate_initialize_backwards): Likewise.
5506 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
5507 (subst_stack_regs_pat): Reject debug insns.
5508 (convert_regs_1): Handle debug insns.
5509 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
5510 (print-rtl.o): Depend on cselib.h.
5511 (cselib.o): Depend on TREE_PASS_H.
5512 (var-tracking.o): Depend on cselib.h and TARGET_H.
5513 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
5514 (init_ready_list): Skip boundary debug insns.
5515 (add_branch_dependences): Skip debug insns.
5516 (free_block_dependencies): Check for blocks with only debug insns.
5517 (compute_priorities): Likewise.
5518 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
5519 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
5521 (gimple_build_debug_bind_stat): New.
5522 (empty_body_p): Skip debug stmts.
5523 (gimple_has_side_effects): Likewise.
5524 (gimple_rhs_has_side_effects): Likewise.
5525 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
5526 (gimple_build_debug_bind_stat): Declare.
5527 (gimple_build_debug_bind): Define.
5528 (is_gimple_debug): New.
5529 (gimple_debug_bind_p): New.
5530 (gimple_debug_bind_get_var): New.
5531 (gimple_debug_bind_get_value): New.
5532 (gimple_debug_bind_get_value_ptr): New.
5533 (gimple_debug_bind_set_var): New.
5534 (gimple_debug_bind_set_value): New.
5535 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
5536 (gimple_debug_bind_reset_value): New.
5537 (gimple_debug_bind_has_value_p): New.
5538 (gsi_next_nondebug): New.
5539 (gsi_prev_nondebug): New.
5540 (gsi_start_nondebug_bb): New.
5541 (gsi_last_nondebug_bb): New.
5542 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
5543 (print_insn): Handle DEBUG_INSN.
5544 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
5545 of first insn prevail.
5546 (first_stmt): Skip debug stmts.
5547 (first_non_label_stmt): Likewise.
5548 (last_stmt): Likewise.
5549 (has_zero_uses_1): New.
5550 (single_imm_use_1): New.
5551 (verify_gimple_debug): New.
5552 (verify_types_in_gimple_stmt): Handle debug stmts.
5553 (verify_stmt): Likewise.
5554 (debug_loop_num): Skip debug stmts.
5555 (remove_edge_and_dominated_blocks): Remove dominators last.
5556 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
5557 (linearize_expr): Likewise.
5558 * config/i386/i386.c (ix86_delegitimize_address): Call
5559 default implementation.
5560 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
5561 (group_barrier_needed): Skip debug insns.
5562 (emit_insn_group_barriers): Likewise.
5563 (emit_all_insn_group_barriers): Likewise.
5564 (ia64_variable_issue): Handle debug insns.
5565 (ia64_dfa_new_cycle): Likewise.
5566 (final_emit_insn_group_barriers): Skip debug insns.
5567 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
5568 def cfa without frame.
5569 (process_set): Likewise.
5570 (process_for_unwind_directive): Pass frame on.
5571 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
5572 (rs6000_delegitimize_address): New.
5573 (rs6000_debug_adjust_cost): Handle debug insns.
5574 (is_microcoded_insn): Likewise.
5575 (is_cracked_insn): Likewise.
5576 (is_nonpipeline_insn): Likewise.
5577 (insn_must_be_first_in_group): Likewise.
5578 (insn_must_be_last_in_group): Likewise.
5579 (force_new_group): Likewise.
5580 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
5581 contains only debug insns.
5582 (rtl_merge_blocks): Skip debug insns.
5583 (purge_dead_edges): Likewise.
5584 (rtl_block_ends_with_call_p): Skip debug insns.
5585 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
5586 (mark_reg_dependencies): Skip debug insns.
5587 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
5588 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
5589 * tree-ssa-threadedge.c
5590 (record_temporary_equivalences_from_stmts): Skip debug stmts.
5591 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
5592 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
5593 (copyprop_hardreg_forward_1): Handle debug insns.
5594 * reload1.c (reload): Skip debug insns. Replace unassigned
5595 pseudos in debug insns with their equivalences.
5596 (eliminate_regs_in_insn): Skip debug insns.
5597 (emit_input_reload_insns): Skip debug insns at first, adjust
5599 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
5600 (get_indirect_ref_operands): Pass opf_no_vops on.
5601 (get_expr_operands): Likewise. Skip debug stmts.
5602 (parse_ssa_operands): Scan debug insns with opf_no_vops.
5604 2009-09-01 Richard Henderson <rth@redhat.com>
5606 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
5607 stmt_ends_pp_p statements at least once.
5608 * tree-vrp.c (vrp_initialize): Likewise.
5609 (vrp_visit_stmt): Be prepared for non-interesting stmts.
5611 2009-09-01 Dodji Seketeli <dodji@redhat.com>
5614 Fix AIX bootstrap after PR debug/30161
5615 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
5616 that is a GNU extension.
5617 (tmpl_value_parm_die_table): Move the definition of this global
5618 outside #ifdef DWARF2_DEBUGGING_INFO region.
5620 2009-09-01 Richard Guenther <rguenther@suse.de>
5622 * tree.c (tree_expr_size): New function.
5623 * tree.h (tree_expr_size): Declare.
5624 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
5625 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
5626 * langhooks.c (lhd_expr_size): Remove.
5627 * langhooks.h (struct lang_hooks): Remove expr_size.
5628 * explow.c (expr_size): Use tree_expr_size.
5629 (int_expr_size): Likewise.
5630 * langhooks-def.h (lhd_expr_size): Remove.
5631 (LANG_HOOKS_EXPR_SIZE): Likewise.
5632 (LANG_HOOKS_INITIALIZER): Adjust.
5634 2009-09-01 Richard Guenther <rguenther@suse.de>
5636 * tree-flow.h (mark_addressable): Move declaration ...
5637 * tree.h (mark_addressable): ... here.
5638 * stmt.c (expand_asm_operands): Use mark_addressable, not
5639 lang_hooks.mark_addressable.
5640 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
5641 LANG_HOOKS_MARK_ADDRESSABLE.
5642 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
5643 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
5645 2009-08-31 Chris Demetriou <cgd@google.com>
5647 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
5648 vectorize if not TARGET_SSE2.
5650 2009-08-31 DJ Delorie <dj@redhat.com>
5652 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
5653 registers if no coprocessor is enabled.
5655 2009-08-31 Dodji Seketeli <dodji@redhat.com>
5658 * cgraph.h (cgraph_get_node): Declare ...
5659 * cgraph.c (cgraph_get_node): ... new function.
5660 * dwarf2out.c (gen_generic_params_dies,
5661 generic_parameter_die, tree_add_const_value_attribute_for_decl,
5662 make_ith_pack_parameter_name,
5663 append_entry_to_tmpl_value_parm_die_table,
5664 gen_remaining_tmpl_value_param_die_attribute): New functions.
5665 (gen_subprogram_die): Generate debug info for template parameters
5666 if debug info level is higher than DINFO_LEVEL_TERSE.
5667 Use tree_add_const_value_attribute_for_decl instead of
5668 tree_add_const_value_attribute.
5669 (gen_const_die): Use tree_add_const_value_attribute_for_decl
5670 instead of tree_add_const_value_attribute.
5671 (gen_struct_or_union_type_die): Generate debug
5672 info for template parameters if debug info level is higher than
5674 (tree_add_const_value_attribute): Handle integral and pointer
5675 constants. Update comment.
5676 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
5677 (dwarf_attr_name): Support DW_AT_GNU_template_name.
5678 (reference_to_unused): Fix thinko. Remove redundant predicates from
5680 (tree_add_const_value_attribute): Make this work for constant
5682 tree_add_const_value_attribute_for_decl is to be used for variable
5684 (add_location_or_const_value_attribute): Use
5685 tree_add_const_value_attribute_for_decl now.
5686 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
5687 DW_TAG_template_value_param DIEs after function DIEs have been
5689 * langhooks.h (lang_hooks_for_types): Add
5690 get_argument_pack_elems.
5691 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
5692 (lang_hooks): Added get_innermost_generic_parms,
5693 get_innermost_generic_args.
5694 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
5695 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
5696 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
5697 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
5699 2009-08-31 DJ Delorie <dj@redhat.com>
5701 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
5702 it once we start generating the prologue or epilogue.
5703 (mep_call_saves_register): If the frame is locked, re-use
5705 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
5706 (mep_expand_prologue): Call it.
5707 (mep_expand_epilogue): Likewise.
5708 (mep_start_function): Use the same logic as mep_expand_prologue.
5709 (mep_pass_by_reference): Make logic more readable.
5710 (mep_return_in_memory): Zero-sized objects are passed in memory.
5711 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
5713 2009-08-31 Richard Guenther <rguenther@suse.de>
5715 * builtins.c (fold_builtin_memory_op): Use the alias oracle
5716 to query if the memory regions for memmove overlap.
5717 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
5718 asserts on pointers, instead deal with odd trees.
5719 (ptr_derefs_may_alias_p): Likewise.
5720 (refs_may_alias_p_1): Constructor bases also never alias.
5722 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
5724 * doc/install.texi (Final install): Adjust reference on where to
5725 order printed manuals.
5727 2009-08-30 Olivier Hainque <hainque@adacore.com>
5729 * dwarf2out.c (switch_to_frame_table_section): Move
5730 definition prior to first use.
5732 2009-08-30 Richard Guenther <rguenther@suse.de>
5734 PR tree-optimization/41186
5735 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
5736 (ao_ref_init_from_ptr_and_size): New function.
5737 (ref_maybe_used_by_call_p_1): Be more precise tracking
5738 used ranges for builtin functions.
5739 (ref_maybe_used_by_call_p): Adjust.
5740 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
5741 ranges for builtin functions.
5742 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
5744 2009-08-30 Alan Modra <amodra@bigpond.net.au>
5747 * fwprop.c (get_reg_use_in): Delete.
5748 (free_load_extend): New function.
5749 (forward_propagate_subreg): Use it.
5751 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
5753 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
5755 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
5758 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
5761 2009-08-29 Douglas B Rupp <rupp@gnat.com>
5763 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
5764 fini or fini_array section.
5766 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5768 * graphite-dependences.c (graphite_legal_transform_bb): Call
5769 pbb_remove_duplicate_pdrs.
5770 * graphite-poly.c (can_collapse_pdr): Removed.
5771 (pdr_find_duplicate): Removed.
5772 (can_collapse_pdrs): New.
5773 (pbb_remove_duplicate_pdrs): New.
5774 (new_poly_dr): Do not look for duplicates.
5775 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
5776 (PBB_PDR_DUPLICATES_REMOVED): New.
5777 (pbb_remove_duplicate_pdrs): Declared.
5779 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5781 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
5782 the strides by multiplying by PDR_NB_REFS.
5783 * graphite-poly.c (can_collapse_pdr): New.
5784 (pdr_find_duplicate): New.
5785 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
5786 Initialize PDR_NB_REFS.
5787 * graphite-poly.h (struct poly_dr): Add field nb_refs.
5789 (new_poly_dr): Number of subscripts is a graphite_dim_t.
5791 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5794 * graphite-poly.c (apply_poly_transforms): Remove legality test before
5797 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5799 * graphite-dependences.c (pddr_original_scattering): Return NULL
5800 for read-read dependence relations.
5801 * graphite-poly.h (enum poly_dr_type): Fix comment.
5804 (pdr_may_write_p): New.
5806 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5808 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
5809 (struct poly_dr): Same.
5810 (new_poly_dr): Same.
5811 * graphite-poly.c (new_poly_dr): Same.
5812 * graphite-dependences.c (dot_deps): Disable call to system.
5814 2009-08-28 Cary Coutant <ccoutant@google.com>
5817 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
5818 struct/union/enum types local to a function.
5820 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
5821 Sebastian Pop <sebastian.pop@amd.com>
5823 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
5824 pbb_strip_mine_time_depth. Changed the implementation so that
5825 transformation is expressed as a transformation on
5826 time (scatttering) dimensions. Also, ensures that the 2d+1
5827 scheduling format is preserved.
5828 (pbb_strip_mine_profitable_p): Profitability is based on the
5829 iteration number of a given time (scattering) dimension,
5830 and not on a original loop depth dimension.
5831 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
5832 (pbb_do_strip_mine): Call psct_dynamic_dim.
5833 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
5834 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
5835 (pbb_nb_dynamic_scattering_transform): New.
5836 (psct_dynamic_dim): New.
5838 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
5840 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
5841 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
5842 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
5843 * graphite-interchange.c (build_linearized_memory_access): Same.
5844 (memory_stride_in_loop): Same.
5846 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5848 * graphite-dependences.c (pddr_original_scattering): New.
5849 (graphite_legal_transform_dr): Call pddr_original_scattering.
5852 * graphite-dependences.h (dot_deps): Declared.
5853 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
5854 (print_pdr): Print PDR_ID.
5855 * graphite-poly.h (struct poly_dr): Add field id.
5858 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
5860 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5862 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
5863 not delete the original dependence relation.
5865 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5867 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
5868 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
5869 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
5870 (free_poly_ddr): New.
5871 (pddr_is_empty): New.
5872 (dependence_polyhedron_1): Now returns a poly_ddr_p.
5873 (dependence_polyhedron): Same. Remove useless gcc_assert.
5875 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
5876 (graphite_carried_dependence_level_k): Call pddr_is_empty.
5877 * graphite-dependences.h (enum poly_dependence_kind): New.
5878 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
5879 (PDRP_SOURCE): Renamed PDDR_SOURCE.
5880 (PDRP_SINK): Renamed PDDR_SINK.
5881 (PDRP_DDP): Renamed PDDR_DDP.
5883 (free_poly_ddr): Declared.
5884 * graphite-poly.c (new_scop): Use the new hash function names.
5885 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
5886 into original_pddrs.
5887 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
5889 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5891 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
5892 bounds with LT_EXPR to make niter analysis more precise on code
5893 generated by Graphite.
5895 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5897 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
5898 (graphite_legal_transform_bb): Same.
5899 (poly_drs_may_alias_p): Same.
5901 2009-08-28 Richard Guenther <rguenther@suse.de>
5903 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
5905 2009-08-28 Jan Beulich <jbeulich@novell.com>
5907 * config/i386/netware.c: Include langhooks.h.
5908 (i386_nlm_encode_section_info): Simplify.
5909 (netware_override_options): Delete.
5910 * config/i386/netware.h (netware_override_options): Delete
5912 (OVERRIDE_OPTIONS): Delete definition.
5913 (SUBTARGET_OVERRIDE_OPTIONS): Define.
5914 (ASM_COMMENT_START): Define.
5915 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
5917 2009-08-28 Jan Beulich <jbeulich@novell.com>
5919 * configure.ac: For in-tree ld, do a plain version check to
5920 determine whether comdat groups are supported.
5921 * configure: Regenerate.
5923 2009-08-28 Olivier Hainque <hainque@adacore.com>
5925 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
5926 always defined. Reflect definition or absence of such for
5927 COLLECT_EXPORT_LIST. Readability helper.
5928 (scanfilter): New enum, to help control what symbols
5929 are to be considered or ignored by scan_prog_file.
5930 (enum pass): Rename as "scanpass", moved together with scanfilter
5931 prior to scan_prog_file's prototype.
5932 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
5933 Group prototype with the scanpass/scanfilter definitions, factorize
5934 head comments for the several implementations at the prototype.
5935 (main): Reorganize the first pass link control to let AIX
5936 drag only the needed frame tables in executables. Prevent
5937 frame tables collection during the scan aimed at static ctors.
5938 Pre-link and scan for frame tables later to compensate.
5939 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
5940 A C statement to issue assembly directives that create a reference
5941 to the given DWARF table identifier label from the current function
5943 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
5944 to differentiate first time section entry. Only emit a .data
5945 tables start identifier label the first time around.
5946 (switch_to_frame_table_section): New function. Helper for
5947 output_call_frame_info to switch possibly BACK into the eh_frame
5948 or the debug_frame section depending on FOR_EH.
5949 (output_call_frame_info): Use helper to first enter the proper
5951 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
5952 emit a link to the frame table start label from each function
5954 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
5955 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
5956 * config/rs6000/rs6000-protos.h: Declare it.
5957 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
5959 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
5961 * config/sh/sh.c (split_branches): Check the result of
5964 2009-08-27 Steve Ellcey <sje@cup.hp.com>
5966 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
5967 using -pthread -fopenmp
5969 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
5971 * doc/service.texi (service directory): Update URL.
5973 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
5975 PR rtl-optimization/40861
5976 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
5977 extract word from a multi-word subreg for negative byte positions.
5979 2009-08-27 Tristan Gingold <gingold@adacore.com>
5980 Douglas B Rupp <rupp@gnat.com>
5982 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
5983 (SECTION_VMS_OVERLAY): Define.
5984 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
5986 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
5988 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
5989 common_object declarations.
5990 (ia64_section_type_flags): Set section flag for common_object.
5991 * config/ia64/ia64-protos.h
5992 (ia64_vms_output_aligned_decl_common): Declare.
5993 (ia64_vms_elf_asm_named_section): Declare.
5995 2009-08-27 Michael Matz <matz@suse.de>
5997 * expr.c (expand_expr_real_2): New function taking exploded
5998 unary or binary expression, split out from ...
5999 (expand_expr_real_1): ... here. Move over all unary/binary
6000 switch parts to above function, in particular these codes:
6001 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
6002 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
6003 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
6004 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
6005 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
6006 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
6007 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
6008 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
6009 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
6010 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
6011 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
6012 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
6013 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
6014 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
6015 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
6016 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
6017 VEC_PACK_FIX_TRUNC_EXPR.
6018 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
6021 2009-08-27 Richard Guenther <rguenther@suse.de>
6023 * gengtype.c (main): Handle uint64_t.
6024 * ipa-utils.c (get_base_var): Indent properly.
6025 * tree-ssa-live.c (debug_scope_block): New function.
6026 * tree-flow.h (debug_scope_block): Declare.
6027 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
6028 * basic-block.h (enum profile_status): Rename to
6029 enum profile_status_d.
6030 (x_profile_status): Adjust type.
6032 2009-08-27 Dodji Seketeli <dodji@redhat.com>
6035 * dwarf2out.c (get_context_die): Declare this static function.
6036 (gen_type_die_with_usage): Make sure a DIE is a generated for
6037 the context of a typedef.
6039 2009-08-26 Anatoly Sokolov <aesok@post.ru>
6041 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
6044 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
6046 * config/mips/mips-protos.h (mips_output_sync): Declare.
6047 (mips_sync_loop_insns): Likewise.
6048 (mips_output_sync_loop): Replace first two parameters with an rtx.
6049 * config/mips/mips.c (mips_multi_member): New structure.
6050 (mips_multi_members): New variable.
6051 (mips_multi_start): New function.
6052 (mips_multi_add): Likewise.
6053 (mips_multi_add_insn): Likewise.
6054 (mips_multi_add_label): Likewise.
6055 (mips_multi_last_index): Likewise.
6056 (mips_multi_copy_insn): Likewise.
6057 (mips_multi_set_operand): Likewise.
6058 (mips_multi_write): Likewise.
6059 (mips_print_operand_punctuation): Remove '%|' and '%-'.
6060 (mips_init_print_operand_punct): Update accordingly.
6061 (mips_start_ll_sc_sync_block): New function.
6062 (mips_end_ll_sc_sync_block): Likewise.
6063 (mips_output_sync): Likewise.
6064 (mips_sync_insn1_template): Likewise.
6065 (mips_sync_insn2_template): Likewise.
6066 (mips_get_sync_operand): Likewise.
6067 (mips_process_sync_loop): Likewise.
6068 (mips_output_sync_loop): Use mips_process_sync_loop.
6069 (mips_sync_loop_insns): New function.
6070 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
6071 (MIPS_COMPARE_AND_SWAP_12): Likewise.
6072 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
6073 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
6074 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
6075 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
6076 (MIPS_SYNC_OLD_OP_12): Likewise.
6077 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
6078 (MIPS_SYNC_NEW_OP_12): Likewise.
6079 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
6080 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
6081 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
6082 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
6083 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
6084 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
6085 * config/mips/mips.md (sync_mem): New attribute.
6086 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
6087 (sync_exclusive_mask, sync_required_oldval): Likewise.
6088 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
6089 (sync_release_barrier): Likewise.
6090 (length): Handle sync loops.
6091 (sync): Use mips_output_sync.
6092 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
6093 (sync_compare_and_swap<mode>): Set the new sync_* attributes
6094 and use mips_output_sync_loop.
6095 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
6096 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
6097 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
6098 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
6099 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
6100 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
6101 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
6102 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
6103 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
6105 2009-08-26 Richard Guenther <rguenther@suse.de>
6108 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
6109 the types to not match.
6110 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
6112 * tree-ssa.c (useless_type_conversion_p): Conversions to
6113 pointers to unprototyped functions are useless.
6115 2009-08-26 Richard Guenther <rguenther@suse.de>
6117 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
6118 whole-program condition, prepare to be called for non-globals.
6119 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
6120 params build a representative with known type and track its fields.
6122 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
6124 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
6125 clearing by a taken branch.
6126 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
6127 effectively after bbro pass.
6128 (sync_nand<mode>): Ditto.
6129 (sync_old_<fetchop_name><mode>): Ditto.
6130 (sync_old_nand<mode>): Ditto.
6131 (sync_new_<fetchop_name><mode>): Dito.
6132 (sync_new_nand<mode>): Ditto.
6133 (sync_compare_and_swap<mode>_1): Ditto.
6134 (*sync_compare_and_swap<mode>): Ditto.
6135 (sync_lock_test_and_set<mode>_1): Ditto.
6136 ("sync_lock_test_and_set<mode>): Ditto.
6138 2009-08-25 Douglas B Rupp <rupp@gnat.com>
6140 * hwint.h (HOST_LONG_FORMAT): New macro
6141 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
6142 Use HOST_PTR_PRINTF.
6143 * system.h (HOST_PTR_PRINTF): Resurrect old macro
6144 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
6145 (HOST_PTR_PRINTF): Document.
6147 2009-08-25 Jan Hubicka <jh@suse.cz>
6149 * config/i386/bmmintrin.h: Replace by #error.
6152 Michael Meissner <michael.meissner@amd.com>
6153 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6154 Tony Linthicum <tony.linthicum@amd.com>
6156 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
6157 (TARGET_ROUND): New macro for the round/ptest instructions which
6158 are shared between SSE4.1 and SSE5.
6159 (OPTION_MASK_ISA_ROUND): Ditto.
6160 (OPTION_ISA_ROUND): Ditto.
6161 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
6162 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
6164 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
6165 (-mfused-madd): New switch to give users control over whether the
6166 compiler optimizes to use the multiply/add SSE5 instructions.
6168 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
6169 (ix86_handle_option): Turn off 3dnow if -msse5.
6170 (override_options): Add SSE5 support.
6171 (print_operand): %Y prints comparison codes for SSE5 com/pcom
6173 (ix86_expand_sse_movcc): Add SSE5 support.
6174 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
6175 vector type to the next largest size.
6176 (ix86_expand_sse5_pack): New function to use pperm to pack a
6177 vector type to the next smallest size.
6178 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
6179 (IX86_BUILTIN_FMADDSD): Ditto.
6180 (IX86_BUILTIN_FMADDPS): Ditto.
6181 (IX86_BUILTIN_FMADDPD): Ditto.
6182 (IX86_BUILTIN_FMSUBSS): Ditto.
6183 (IX86_BUILTIN_FMSUBSD): Ditto.
6184 (IX86_BUILTIN_FMSUBPS): Ditto.
6185 (IX86_BUILTIN_FMSUBPD): Ditto.
6186 (IX86_BUILTIN_FNMADDSS): Ditto.
6187 (IX86_BUILTIN_FNMADDSD): Ditto.
6188 (IX86_BUILTIN_FNMADDPS): Ditto.
6189 (IX86_BUILTIN_FNMADDPD): Ditto.
6190 (IX86_BUILTIN_FNMSUBSS): Ditto.
6191 (IX86_BUILTIN_FNMSUBSD): Ditto.
6192 (IX86_BUILTIN_FNMSUBPS): Ditto.
6193 (IX86_BUILTIN_FNMSUBPD): Ditto.
6194 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
6195 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
6196 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
6197 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
6198 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
6199 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
6200 (IX86_BUILTIN_PPERM): Ditto.
6201 (IX86_BUILTIN_PERMPS): Ditto.
6202 (IX86_BUILTIN_PERMPD): Ditto.
6203 (IX86_BUILTIN_PMACSSWW): Ditto.
6204 (IX86_BUILTIN_PMACSWW): Ditto.
6205 (IX86_BUILTIN_PMACSSWD): Ditto.
6206 (IX86_BUILTIN_PMACSWD): Ditto.
6207 (IX86_BUILTIN_PMACSSDD): Ditto.
6208 (IX86_BUILTIN_PMACSDD): Ditto.
6209 (IX86_BUILTIN_PMACSSDQL): Ditto.
6210 (IX86_BUILTIN_PMACSSDQH): Ditto.
6211 (IX86_BUILTIN_PMACSDQL): Ditto.
6212 (IX86_BUILTIN_PMACSDQH): Ditto.
6213 (IX86_BUILTIN_PMADCSSWD): Ditto.
6214 (IX86_BUILTIN_PMADCSWD): Ditto.
6215 (IX86_BUILTIN_PHADDBW): Ditto.
6216 (IX86_BUILTIN_PHADDBD): Ditto.
6217 (IX86_BUILTIN_PHADDBQ): Ditto.
6218 (IX86_BUILTIN_PHADDWD): Ditto.
6219 (IX86_BUILTIN_PHADDWQ): Ditto.
6220 (IX86_BUILTIN_PHADDDQ): Ditto.
6221 (IX86_BUILTIN_PHADDUBW): Ditto.
6222 (IX86_BUILTIN_PHADDUBD): Ditto.
6223 (IX86_BUILTIN_PHADDUBQ): Ditto.
6224 (IX86_BUILTIN_PHADDUWD): Ditto.
6225 (IX86_BUILTIN_PHADDUWQ): Ditto.
6226 (IX86_BUILTIN_PHADDUDQ): Ditto.
6227 (IX86_BUILTIN_PHSUBBW): Ditto.
6228 (IX86_BUILTIN_PHSUBWD): Ditto.
6229 (IX86_BUILTIN_PHSUBDQ): Ditto.
6230 (IX86_BUILTIN_PROTB): Ditto.
6231 (IX86_BUILTIN_PROTW): Ditto.
6232 (IX86_BUILTIN_PROTD): Ditto.
6233 (IX86_BUILTIN_PROTQ): Ditto.
6234 (IX86_BUILTIN_PROTB_IMM): Ditto.
6235 (IX86_BUILTIN_PROTW_IMM): Ditto.
6236 (IX86_BUILTIN_PROTD_IMM): Ditto.
6237 (IX86_BUILTIN_PROTQ_IMM): Ditto.
6238 (IX86_BUILTIN_PSHLB): Ditto.
6239 (IX86_BUILTIN_PSHLW): Ditto.
6240 (IX86_BUILTIN_PSHLD): Ditto.
6241 (IX86_BUILTIN_PSHLQ): Ditto.
6242 (IX86_BUILTIN_PSHAB): Ditto.
6243 (IX86_BUILTIN_PSHAW): Ditto.
6244 (IX86_BUILTIN_PSHAD): Ditto.
6245 (IX86_BUILTIN_PSHAQ): Ditto.
6246 (IX86_BUILTIN_FRCZSS): Ditto.
6247 (IX86_BUILTIN_FRCZSD): Ditto.
6248 (IX86_BUILTIN_FRCZPS): Ditto.
6249 (IX86_BUILTIN_FRCZPD): Ditto.
6250 (IX86_BUILTIN_CVTPH2PS): Ditto.
6251 (IX86_BUILTIN_CVTPS2PH): Ditto.
6252 (IX86_BUILTIN_COMEQSS): Ditto.
6253 (IX86_BUILTIN_COMNESS): Ditto.
6254 (IX86_BUILTIN_COMLTSS): Ditto.
6255 (IX86_BUILTIN_COMLESS): Ditto.
6256 (IX86_BUILTIN_COMGTSS): Ditto.
6257 (IX86_BUILTIN_COMGESS): Ditto.
6258 (IX86_BUILTIN_COMUEQSS): Ditto.
6259 (IX86_BUILTIN_COMUNESS): Ditto.
6260 (IX86_BUILTIN_COMULTSS): Ditto.
6261 (IX86_BUILTIN_COMULESS): Ditto.
6262 (IX86_BUILTIN_COMUGTSS): Ditto.
6263 (IX86_BUILTIN_COMUGESS): Ditto.
6264 (IX86_BUILTIN_COMORDSS): Ditto.
6265 (IX86_BUILTIN_COMUNORDSS): Ditto.
6266 (IX86_BUILTIN_COMFALSESS): Ditto.
6267 (IX86_BUILTIN_COMTRUESS): Ditto.
6268 (IX86_BUILTIN_COMEQSD): Ditto.
6269 (IX86_BUILTIN_COMNESD): Ditto.
6270 (IX86_BUILTIN_COMLTSD): Ditto.
6271 (IX86_BUILTIN_COMLESD): Ditto.
6272 (IX86_BUILTIN_COMGTSD): Ditto.
6273 (IX86_BUILTIN_COMGESD): Ditto.
6274 (IX86_BUILTIN_COMUEQSD): Ditto.
6275 (IX86_BUILTIN_COMUNESD): Ditto.
6276 (IX86_BUILTIN_COMULTSD): Ditto.
6277 (IX86_BUILTIN_COMULESD): Ditto.
6278 (IX86_BUILTIN_COMUGTSD): Ditto.
6279 (IX86_BUILTIN_COMUGESD): Ditto.
6280 (IX86_BUILTIN_COMORDSD): Ditto.
6281 (IX86_BUILTIN_COMUNORDSD): Ditto.
6282 (IX86_BUILTIN_COMFALSESD): Ditto.
6283 (IX86_BUILTIN_COMTRUESD): Ditto.
6284 (IX86_BUILTIN_COMEQPS): Ditto.
6285 (IX86_BUILTIN_COMNEPS): Ditto.
6286 (IX86_BUILTIN_COMLTPS): Ditto.
6287 (IX86_BUILTIN_COMLEPS): Ditto.
6288 (IX86_BUILTIN_COMGTPS): Ditto.
6289 (IX86_BUILTIN_COMGEPS): Ditto.
6290 (IX86_BUILTIN_COMUEQPS): Ditto.
6291 (IX86_BUILTIN_COMUNEPS): Ditto.
6292 (IX86_BUILTIN_COMULTPS): Ditto.
6293 (IX86_BUILTIN_COMULEPS): Ditto.
6294 (IX86_BUILTIN_COMUGTPS): Ditto.
6295 (IX86_BUILTIN_COMUGEPS): Ditto.
6296 (IX86_BUILTIN_COMORDPS): Ditto.
6297 (IX86_BUILTIN_COMUNORDPS): Ditto.
6298 (IX86_BUILTIN_COMFALSEPS): Ditto.
6299 (IX86_BUILTIN_COMTRUEPS): Ditto.
6300 (IX86_BUILTIN_COMEQPD): Ditto.
6301 (IX86_BUILTIN_COMNEPD): Ditto.
6302 (IX86_BUILTIN_COMLTPD): Ditto.
6303 (IX86_BUILTIN_COMLEPD): Ditto.
6304 (IX86_BUILTIN_COMGTPD): Ditto.
6305 (IX86_BUILTIN_COMGEPD): Ditto.
6306 (IX86_BUILTIN_COMUEQPD): Ditto.
6307 (IX86_BUILTIN_COMUNEPD): Ditto.
6308 (IX86_BUILTIN_COMULTPD): Ditto.
6309 (IX86_BUILTIN_COMULEPD): Ditto.
6310 (IX86_BUILTIN_COMUGTPD): Ditto.
6311 (IX86_BUILTIN_COMUGEPD): Ditto.
6312 (IX86_BUILTIN_COMORDPD): Ditto.
6313 (IX86_BUILTIN_COMUNORDPD): Ditto.
6314 (IX86_BUILTIN_COMFALSEPD): Ditto.
6315 (IX86_BUILTIN_COMTRUEPD): Ditto.
6316 (IX86_BUILTIN_PCOMEQUB): Ditto.
6317 (IX86_BUILTIN_PCOMNEUB): Ditto.
6318 (IX86_BUILTIN_PCOMLTUB): Ditto.
6319 (IX86_BUILTIN_PCOMLEUB): Ditto.
6320 (IX86_BUILTIN_PCOMGTUB): Ditto.
6321 (IX86_BUILTIN_PCOMGEUB): Ditto.
6322 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
6323 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
6324 (IX86_BUILTIN_PCOMEQUW): Ditto.
6325 (IX86_BUILTIN_PCOMNEUW): Ditto.
6326 (IX86_BUILTIN_PCOMLTUW): Ditto.
6327 (IX86_BUILTIN_PCOMLEUW): Ditto.
6328 (IX86_BUILTIN_PCOMGTUW): Ditto.
6329 (IX86_BUILTIN_PCOMGEUW): Ditto.
6330 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
6331 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
6332 (IX86_BUILTIN_PCOMEQUD): Ditto.
6333 (IX86_BUILTIN_PCOMNEUD): Ditto.
6334 (IX86_BUILTIN_PCOMLTUD): Ditto.
6335 (IX86_BUILTIN_PCOMLEUD): Ditto.
6336 (IX86_BUILTIN_PCOMGTUD): Ditto.
6337 (IX86_BUILTIN_PCOMGEUD): Ditto.
6338 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
6339 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
6340 (IX86_BUILTIN_PCOMEQUQ): Ditto.
6341 (IX86_BUILTIN_PCOMNEUQ): Ditto.
6342 (IX86_BUILTIN_PCOMLTUQ): Ditto.
6343 (IX86_BUILTIN_PCOMLEUQ): Ditto.
6344 (IX86_BUILTIN_PCOMGTUQ): Ditto.
6345 (IX86_BUILTIN_PCOMGEUQ): Ditto.
6346 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
6347 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
6348 (IX86_BUILTIN_PCOMEQB): Ditto.
6349 (IX86_BUILTIN_PCOMNEB): Ditto.
6350 (IX86_BUILTIN_PCOMLTB): Ditto.
6351 (IX86_BUILTIN_PCOMLEB): Ditto.
6352 (IX86_BUILTIN_PCOMGTB): Ditto.
6353 (IX86_BUILTIN_PCOMGEB): Ditto.
6354 (IX86_BUILTIN_PCOMFALSEB): Ditto.
6355 (IX86_BUILTIN_PCOMTRUEB): Ditto.
6356 (IX86_BUILTIN_PCOMEQW): Ditto.
6357 (IX86_BUILTIN_PCOMNEW): Ditto.
6358 (IX86_BUILTIN_PCOMLTW): Ditto.
6359 (IX86_BUILTIN_PCOMLEW): Ditto.
6360 (IX86_BUILTIN_PCOMGTW): Ditto.
6361 (IX86_BUILTIN_PCOMGEW): Ditto.
6362 (IX86_BUILTIN_PCOMFALSEW): Ditto.
6363 (IX86_BUILTIN_PCOMTRUEW): Ditto.
6364 (IX86_BUILTIN_PCOMEQD): Ditto.
6365 (IX86_BUILTIN_PCOMNED): Ditto.
6366 (IX86_BUILTIN_PCOMLTD): Ditto.
6367 (IX86_BUILTIN_PCOMLED): Ditto.
6368 (IX86_BUILTIN_PCOMGTD): Ditto.
6369 (IX86_BUILTIN_PCOMGED): Ditto.
6370 (IX86_BUILTIN_PCOMFALSED): Ditto.
6371 (IX86_BUILTIN_PCOMTRUED): Ditto.
6372 (IX86_BUILTIN_PCOMEQQ): Ditto.
6373 (IX86_BUILTIN_PCOMNEQ): Ditto.
6374 (IX86_BUILTIN_PCOMLTQ): Ditto.
6375 (IX86_BUILTIN_PCOMLEQ): Ditto.
6376 (IX86_BUILTIN_PCOMGTQ): Ditto.
6377 (IX86_BUILTIN_PCOMGEQ): Ditto.
6378 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
6379 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
6380 (enum multi_arg_type): New enum for describing the various SSE5
6381 intrinsic argument types.
6382 (bdesc_multi_arg): New table for SSE5 intrinsics.
6383 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
6384 (ix86_expand_multi_arg_builtin): New function for creating SSE5
6386 (ix86_expand_builtin): Add SSE5 intrinsic support.
6387 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
6388 operand instructions.
6389 (ix86_expand_sse5_multiple_memory): New function to split the
6390 second memory reference from SSE5 instructions.
6391 (type_has_variadic_args_p): Delete in favor of stdarg_p.
6392 (ix86_return_pops_args): Use stdarg_p to determine if the function
6393 has variable arguments.
6394 (ix86_setup_incoming_varargs): Ditto.
6395 (x86_this_parameter): Ditto.
6397 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
6399 (ix86_expand_sse5_pack): Ditto.
6400 (ix86_sse5_valid_op_p): Ditto.
6401 (ix86_expand_sse5_multiple_memory): Ditto.
6403 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
6404 constant for SSE5 support.
6405 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
6406 (UNSPEC_SSE5_TRUEFALSE): Ditto.
6407 (UNSPEC_SSE5_PERMUTE): Ditto.
6408 (UNSPEC_SSE5_ASHIFT): Ditto.
6409 (UNSPEC_SSE5_LSHIFT): Ditto.
6410 (UNSPEC_FRCZ): Ditto.
6411 (UNSPEC_CVTPH2PS): Ditto.
6412 (UNSPEC_CVTPS2PH): Ditto.
6413 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
6415 (COM_FALSE_S): Ditto.
6416 (COM_FALSE_P): Ditto.
6417 (COM_TRUE_S): Ditto.
6418 (COM_TRUE_P): Ditto.
6419 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
6420 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
6422 (memory attribute): Ditto.
6423 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6424 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
6425 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6426 (floor<mode>2): Ditto.
6427 (ceil<mode>2): Ditto.
6428 (btrunc<mode>2): Ditto.
6429 (nearbyintdf2): Ditto.
6430 (nearbyintsf2): Ditto.
6431 (sse_setccsf): Disable if SSE5.
6432 (sse_setccdf): Ditto.
6433 (sse5_setcc<mode>): New support for SSE5 conditional move.
6434 (sse5_pcmov_<mode>): Ditto.
6436 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
6438 (SSEMODEF2P): Ditto.
6439 (ssemodesuffixf4): New mode attribute for SSE5.
6440 (ssemodesuffixf2s): Ditto.
6441 (ssemodesuffixf2c): Ditto.
6442 (sserotatemax): Ditto.
6443 (ssescalarmode): Ditto.
6444 (sse_maskcmpv4sf3): Disable if SSE5.
6445 (sse_maskcmpv2df3): Ditto.
6446 (sse_vmmaskcmpv4sf3): Ditto.
6447 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
6448 (sse5_vmfmadd<mode>4): Ditto.
6449 (sse5_fmsub<mode>4): Ditto.
6450 (sse5_vmfmsub<mode>4): Ditto.
6451 (sse5_fnmadd<mode>4): Ditto.
6452 (sse5_vmfnmadd<mode>4): Ditto.
6453 (sse5_fnmsub<mode>4): Ditto.
6454 (sse5_vmfnmsub<mode>4): Ditto.
6455 (sse5i_fmadd<mode>4): Ditto.
6456 (sse5i_fmsub<mode>4): Ditto.
6457 (sse5i_fnmadd<mode>4): Ditto.
6458 (sse5i_fnmsub<mode>4): Ditto.
6459 (sse5i_vmfmadd<mode>4): Ditto.
6460 (sse5i_vmfmsub<mode>4): Ditto.
6461 (sse5i_vmfnmadd<mode>4): Ditto.
6462 (sse5i_vmfnmsub<mode>4): Ditto.
6463 (mulv16qi3): Add SSE5 support.
6465 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
6466 (sse2_mulv4si3): Disable if SSE5.
6467 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
6468 (sse4_1_roundps): Ditto.
6469 (sse4_1_roundsd): Ditto.
6470 (sse4_1_roundss): Ditto.
6471 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
6473 (sse_maskcmpsf3): Ditto.
6474 (sse_vmmaskcmpv4sf3): Ditto.
6475 (sse2_maskcmpv2df3): Ditto.
6476 (sse2_maskcmpdf3): Ditto.
6477 (sse2_vmmaskcmpv2df3): Ditto.
6478 (sse2_eq<mode>3): Ditto.
6479 (sse2_gt<mode>3): Ditto.
6480 (sse5_pcmov_<mode>): Add SSE5 support.
6481 (vec_unpacku_hi_v16qi): Ditto.
6482 (vec_unpacks_hi_v16qi): Ditto.
6483 (vec_unpacku_lo_v16qi): Ditto.
6484 (vec_unpacks_lo_v16qi): Ditto.
6485 (vec_unpacku_hi_v8hi): Ditto.
6486 (vec_unpacks_hi_v8hi): Ditto.
6487 (vec_unpacku_lo_v8hi): Ditto.
6488 (vec_unpacks_lo_v8hi): Ditto.
6489 (vec_unpacku_hi_v4si): Ditto.
6490 (vec_unpacks_hi_v4si): Ditto.
6491 (vec_unpacku_lo_v4si): Ditto.
6492 (vec_unpacks_lo_v4si): Ditto.
6493 (sse5_pmacsww): New SSE5 intrinsic insn.
6494 (sse5_pmacssww): Ditto.
6495 (sse5_pmacsdd): Ditto.
6496 (sse5_pmacssdd): Ditto.
6497 (sse5_pmacssdql): Ditto.
6498 (sse5_pmacssdqh): Ditto.
6499 (sse5_pmacsdqh): Ditto.
6500 (sse5_pmacsswd): Ditto.
6501 (sse5_pmacswd): Ditto.
6502 (sse5_pmadcsswd): Ditto.
6503 (sse5_pmadcswd): Ditto.
6504 (sse5_pcmov_<move>): Conditional move support on SSE5.
6505 (sse5_phaddbw): New SSE5 intrinsic insn.
6506 (sse5_phaddbd): Ditto.
6507 (sse5_phaddbq): Ditto.
6508 (sse5_phaddwd): Ditto.
6509 (sse5_phaddwq): Ditto.
6510 (sse5_phadddq): Ditto.
6511 (sse5_phaddubw): Ditto.
6512 (sse5_phaddubd): Ditto.
6513 (sse5_phaddubq): Ditto.
6514 (sse5_phadduwd): Ditto.
6515 (sse5_phadduwq): Ditto.
6516 (sse5_phaddudq): Ditto.
6517 (sse5_phsubbw): Ditto.
6518 (sse5_phsubwd): Ditto.
6519 (sse5_phsubdq): Ditto.
6520 (sse5_pperm): Ditto.
6521 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
6522 (sse5_pperm_zero_v16qi_v8hi): Ditto.
6523 (sse5_pperm_sign_v8hi_v4si): Ditto.
6524 (sse5_pperm_zero_v8hi_v4si): Ditto.
6525 (sse5_pperm_sign_v4si_v2di): Ditto.
6526 (sse5_pperm_sign_v4si_v2di): Ditto.
6527 (sse5_pperm_pack_v2di_v4si): Ditto.
6528 (sse5_pperm_pack_v4si_v8hi): Ditto.
6529 (sse5_pperm_pack_v8hi_v16qi): Ditto.
6530 (sse5_perm<mode>): New SSE5 intrinsic insn.
6531 (rotl<mode>3): Ditto.
6532 (sse5_rotl<mode>3): Ditto.
6533 (sse5_ashl<mode>3): Ditto.
6534 (sse5_lshl<mode>3): Ditto.
6535 (sse5_frcz<mode>2): Ditto.
6536 (sse5s_frcz<mode>2): Ditto.
6537 (sse5_cvtph2ps): Ditto.
6538 (sse5_cvtps2ph): Ditto.
6539 (sse5_vmmaskcmp<mode>3): Ditto.
6540 (sse5_com_tf<mode>3): Ditto.
6541 (sse5_maskcmp<mode>3): Ditto.
6542 (sse5_maskcmp_uns<mode>3): Ditto.
6543 (sse5_maskcmp_uns2<mode>3): Ditto.
6544 (sse5_pcom_tf<mode>3): Ditto.
6546 * config/i386/predicates.md (sse5_comparison_float_operator):
6547 New predicate to match the comparison operators supported by
6548 the SSE5 com instruction.
6549 (ix86_comparison_int_operator): New predicate to match just the
6550 signed int comparisons.
6551 (ix86_comparison_uns_operator): New predicate to match just the
6552 unsigned int comparisons.
6554 * doc/invoke.texi (-msse5): Add documentation.
6555 (-mfused-madd): Ditto.
6557 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
6559 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
6561 (x86_64-*-*): Ditto.
6563 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
6565 * config/i386/bmmintrin.h: New file, provide common x86 compiler
6566 intrinisics for SSE5.
6568 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
6571 * config/i386/mmintrin-common.h: New file, to contain common
6572 instructions between SSE4.1 and SSE5.
6574 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
6575 FOREACH_FUNCTION_ARGS to iterate over the argument list.
6576 (gen_regparm_prefix): Ditto.
6578 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
6579 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
6580 prototype_p to determine if a function is prototyped.
6582 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
6584 * c-common.c (c_common_reswords) add the alignof keyword,
6585 with same RID as __alignof and __alignof__
6587 2009-08-25 Anatoly Sokolov <aesok@post.ru>
6589 * hooks.h (hook_bool_const_int_const_int_true): Declare.
6590 * hooks.c (hook_bool_const_int_const_int_true): New function.
6591 * target.h (struct gcc_target): Add can_eliminate field.
6592 * target-def.h (TARGET_CAN_ELIMINATE): Define.
6593 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
6594 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
6595 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
6596 (elim_table): Revise comment.
6597 * system.h (CAN_ELIMINATE): Poison.
6598 * defaults.h (CAN_ELIMINATE): Remove.
6599 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
6601 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
6602 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
6604 (alpha_vms_can_eliminate): Declare as static, change return type to
6606 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
6608 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
6609 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
6610 (arm_can_eliminate): New function.
6612 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
6613 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
6614 (avr_can_eliminate): Declare as static.
6615 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
6617 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
6618 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
6619 (bfin_can_eliminate): New function.
6621 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
6622 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
6623 (crx_can_eliminate): New function.
6625 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
6626 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
6627 (fr30_can_eliminate): New function.
6629 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
6630 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
6631 (frv_can_eliminate): New function.
6633 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
6634 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
6635 (h8300_can_eliminate): New function.
6637 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
6638 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
6639 (i386_can_eliminate): Declare as static, change return type to bool.
6640 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
6642 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
6643 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
6644 (ia64_can_eliminate): New function.
6646 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
6647 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
6648 (iq2000_can_eliminate): New function.
6650 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
6651 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
6652 (m32r_can_eliminate): New function.
6654 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
6655 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
6656 (m68hc11_can_eliminate): New function.
6658 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
6659 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
6660 (m68k_can_eliminate): New function.
6662 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
6663 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
6664 (mep_can_eliminate): New function.
6666 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
6667 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
6668 (mips_can_eliminate): New function.
6670 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
6671 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
6672 (rs6000_can_eliminate): New function.
6674 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
6675 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
6676 (s390_can_eliminate): Declare as static.
6677 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
6679 * config/score/score.h (CAN_ELIMINATE): Remove macro.
6680 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
6681 (score_can_eliminate): New function.
6683 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
6684 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
6685 (sparc_can_eliminate): Declare as static.
6686 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
6688 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
6689 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
6690 (xstormy16_can_eliminate): New function.
6692 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
6693 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
6694 (v850_can_eliminate): New function.
6696 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
6698 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
6699 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
6700 (*movdfcc_ext[1234]): Disable for IEEE mode.
6702 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
6704 * gimplify.c (prepare_gimple_addressable): New static function.
6705 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
6707 (gimplify_addr_expr): Invoke it similarly on the operand instead of
6708 manually fiddling with it.
6710 2009-08-25 Michael Matz <matz@suse.de>
6712 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
6713 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
6715 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
6716 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
6717 (do_jump): Split out code for simple binary comparisons into ...
6718 (do_jump_1): ... this, taking the individual operands and code.
6719 Change callers to helper function above accordingly.
6720 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
6723 2009-08-25 Michael Matz <matz@suse.de>
6725 * expr.h (struct separate_ops, sepops): New type for passing
6726 around an exploded simple expression.
6727 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
6728 Use this structure instead of expression tree.
6729 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
6730 expression, only its type.
6731 (expand_vec_cond_expr): Take type and individual operands instead
6733 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
6734 expand_vec_shift_expr): Change prototype accordingly.
6735 * tree-vect-stmts.c (vectorizable_condition): Change call of
6736 expand_vec_cond_expr_p to pass only type.
6737 * expr.c (do_store_flags): Change prototype and implementation
6738 to take an exploded expression.
6739 (expand_expr_real_1): New local ops initialized with details
6740 of the full expression. Use it instead of full
6741 expression in calls to do_store_flags, expand_vec_cond_expr,
6742 expand_widen_pattern_expr and expand_vec_shift_expr.
6744 2009-08-25 Michael Matz <matz@suse.de>
6746 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
6747 treeop2 initialized with first three operands of the full expression.
6748 Substitute all TREE_OPERAND (exp, [012]) calls with them.
6750 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
6752 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
6753 (__gthread_objc_condition_allocate): Mark arguments as unused.
6754 (__gthread_objc_condition_deallocate): Likewise.
6755 (__gthread_objc_condition_wait): Likewise.
6756 (__gthread_objc_condition_broadcast): Likewise.
6757 (__gthread_objc_condition_signal): Likewise.
6758 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
6759 (__gthread_objc_thread_id): Likewise.
6761 2009-08-25 Janus Weil <janus@gcc.gnu.org>
6764 * tree-pretty-print.c (print_call_name): Print the correct call name
6765 for procedure pointer components.
6767 2009-08-24 Steve Ellcey <sje@cup.hp.com>
6769 * config/ia64/ia64.c (ia64_promote_function_mode): Call
6770 default_promote_function_mode when not VMS.
6772 2009-08-24 Olivier Hainque <hainque@adacore.com>
6774 * convert.c (convert_to_integer): Don't assume an input pointer is
6775 POINTER_SIZE wide. Fetch from the type instead.
6777 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6779 * configure.ac (AC_PREREQ): Bump to 2.64.
6781 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
6783 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
6784 (process_command): Don't search standard_exec_prefix_1 and
6785 standard_exec_prefix_2.
6787 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6789 * config/arm/arm.c (output_return_instruction): Handle for
6792 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6794 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
6796 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6798 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
6799 (*arm_movdf_vfp): Likewise.
6801 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6803 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
6804 (vashr<mode>3): Rename from ashr<mode>3.
6805 (vlshr<mode>3): Rename from lshr<mode>3.
6807 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
6810 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
6811 (check_format_info_main): Use scalar_identify_flag.
6812 (check_format_types): Check for scalar size identity if
6813 scalar_identify_flag is set.
6814 (printf_length_specs): Extend by new field.
6815 (asm_fprintf_length_specs): Likewise.
6816 (gcc_diag_length_specs): Likewise.
6817 (scanf_length_specs): Likewise.
6818 (strfmon_length_specs): Likewise.
6819 (gcc_gfc_length_specs): Likewise.
6820 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
6821 (ms_printf_flag_specs): Likewise.
6822 * c-format.h (format_length_info): Add new member scalar_identity_flag.
6824 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
6827 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
6828 (*call_value_pop_1): Ditto.
6829 (*sibcall_pop_1): New insn pattern.
6830 (*sibcall_value_pop_1): Ditto.
6832 2009-08-23 Alan Modra <amodra@bigpond.net.au>
6835 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
6838 2009-08-23 Alan Modra <amodra@bigpond.net.au>
6841 * fwprop.c (try_fwprop_subst): Allow multiple sets.
6842 (get_reg_use_in): New function.
6843 (forward_propagate_subreg): Propagate through subreg of zero_extend
6846 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
6848 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
6849 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
6851 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6853 * configure.ac: Remove --with-datarootdir, --with-docdir,
6854 --with-htmldir switches. No need to call AC_SUBST for
6855 datarootdir, docdir, htmldir any more.
6856 * configure: Regenerate.
6857 * doc/install.texi (Configuration): Document --datarootdir,
6858 --docdir, --htmldir, --pdfdir; update documentation for
6859 --infodir, --mandir.
6860 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
6863 * aclocal.m4: Regenerate.
6864 * config.in: Regenerate.
6865 * configure: Regenerate.
6867 2009-08-21 Douglas B Rupp <rupp@gnat.com>
6868 Olivier Hainque <hainque@adacore.com>
6870 * config/ia64/ia64.c: Include libfuncs.h.
6871 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
6872 (ia64_expand_call): Use reg 25 on VMS.
6873 (ia64_initialize_trampoline): Fix for VMS ABI.
6874 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
6875 (ia64_function_arg): Initialize reg 25 on VMS.
6876 Fix OpenVMS ABI issues for varargs.
6877 For OpenVMS, emit the Argument Information register set in the
6878 incoming/sibcall case as well.
6879 (ia64_arg_type): New function.
6880 (ia64_function_arg_advance): Keep track of cum->words.
6881 Fix OpenVMS ABI issues for varargs.
6882 (ia64_function_value): On VMS, promote mode of non-aggregate types.
6883 (ia64_override_options): Set flag_no_common on VMS.
6884 (ia64_init_builtins): Disable FWRITE builtin.
6885 (ia64_asm_output_external): Call DO_CRTL_NAMES.
6886 (ia64_vms_init_libfuncs): Add decc$ routines.
6887 (ia64_vms_valid_pointer_mode): New function.
6888 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
6889 (ia64_promote_function_mode): New function
6890 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
6891 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
6892 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
6893 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
6894 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
6895 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
6896 Suppress trailing '#' if VALUE is numeric.
6897 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
6898 ia64_promote_function_mode.
6899 (TARGET_VALID_POINTER_MODE): Define.
6901 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
6904 * config/rs6000/rs6000.c (rs6000_override_options): Use
6905 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
6908 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
6909 reporting of vector + decimal/boolean/complex error.
6911 2009-08-21 Jakub Jelinek <jakub@redhat.com>
6913 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
6914 __vector double TYPE_DECL.
6916 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
6918 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
6919 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
6920 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
6921 to pointer to enum machine_mode. Update all callers as needed.
6923 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
6925 * config/alpha/alpha.md (exception_receiver): Emit alternative
6926 GP load sequence if flag_reorder_blocks_and_partition is set.
6927 (*exception_receiver_2): Also enable when
6928 flag_reorder_blocks_and_partition is set.
6930 2009-08-20 Matt Rice <ratmice@gmail.com>
6931 Diego Novillo <dnovillo@google.com>
6933 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
6936 2009-08-20 Richard Guenther <rguenther@suse.de>
6938 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
6939 * c-tree.h (c_dup_lang_specific_decl): Remove.
6940 (struct lang_decl, struct lang_type): Move definitions ...
6941 * c-lang.h: ... here. New file.
6942 * c-decl.c: Include c-lang.h.
6943 (c_dup_lang_specific_decl): Remove.
6944 * c-typeck.c: Include c-lang.h.
6945 * Makefile.in (c-decl.o): Add c-lang.h dependency.
6946 (c-typeck.o): Likewise.
6947 * c-config-lang.in (gtfiles): Add c-lang.h.
6948 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
6951 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
6953 * config/alpha/alpha.c (alpha_end_function): Do not clear
6954 crtl->emit structure and free insn locators if cfun->is_thunk is true,
6955 this is now handled in generic code.
6957 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
6959 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
6960 (s390_z10_fix_long_loop_prediction): New function.
6961 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
6962 (s390_reorg): Walk over the INSNs and invoke
6963 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
6965 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
6967 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
6968 "*brx_64bit", "*brx_31bit"): New patterns.
6969 * config/s390/s390.c ('E'): New output modifier.
6971 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6972 Richard Earnshaw <richard.earnshaw@arm.com>
6974 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
6975 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
6977 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6979 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
6981 * pa.c (emit_move_sequence): Check if address of operand1 is valid
6982 for mode mode of operand0 when doing secondary reload for SAR.
6984 2009-08-19 Jakub Jelinek <jakub@redhat.com>
6987 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
6988 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
6990 2009-08-19 Jason Merrill <jason@redhat.com>
6992 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
6993 supported template depth in C++0x.
6995 2009-08-19 Jakub Jelinek <jakub@redhat.com>
6997 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
6998 free_after_compilation.
6999 * config/score/score7.c (score7_output_mi_thunk): Likewise.
7000 * config/score/score3.c (score3_output_mi_thunk): Likewise.
7001 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
7002 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
7003 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
7004 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
7005 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7007 2009-08-19 Ian Lance Taylor <iant@google.com>
7009 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
7010 of (plus (mult (neg B) C) A).
7012 2009-08-18 Michael Matz <matz@suse.de>
7014 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
7015 instead of comparing TYPE_MAIN_VARIANT for equality.
7016 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
7017 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
7018 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
7019 * gimplify.c (goa_lhs_expr_p): Ditto and use
7020 STRIP_USELESS_TYPE_CONVERSION.
7022 2009-08-18 Michael Matz <matz@suse.de>
7024 * tree-ssa-structalias.c (create_variable_info_for): Also mark
7025 first field in a struct.
7026 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
7028 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
7030 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
7031 locators before emit_insn is called. Remove assert that
7033 (alpha_end_function): Clear crtl->emit structure and free insn
7034 locators if cfun->is_thunk is true.
7036 2009-08-18 Jason Merrill <jason@redhat.com>
7038 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
7040 * configure.ac: Test for it.
7041 * configure, config.in: Regenerate.
7042 * doc/install.texi: Document --enable-gnu-unique-object.
7044 2009-08-18 Richard Guenther <rguenther@suse.de>
7047 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
7048 pow(x,y*z) only if x is nonnegative.
7050 2009-08-18 Jakub Jelinek <jakub@redhat.com>
7052 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
7056 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
7057 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
7059 2009-08-17 DJ Delorie <dj@redhat.com>
7061 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
7062 * config/m32c/prologue.md (epilogue_freit): New.
7064 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
7065 (bank_switch_p): Likewise.
7066 (fast_interrupt_p): Likewise.
7067 (interrupt_p): Likewise.
7068 (m32c_conditional_register_usage): Round memregs size up.
7069 (need_to_save): We only need to save $a0 when we use ENTER.
7070 (interrupt_p): Check for fast_interrupt too.
7071 (bank_switch_p): New.
7072 (fast_interrupt_p): New.
7073 (m32c_attribute_table): Add bank_switch and fast_interrupt.
7074 (m32c_emit_prolog): Support bank switching and fast interrupts.
7075 * doc/extend.texi (Function Attributes): Add bank_switch and
7078 2009-08-17 Douglas B Rupp <rupp@gnat.com>
7080 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
7081 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
7083 2009-08-16 Douglas B Rupp <rupp@gnat.com>
7085 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
7086 (menu): Add IA-64/VMS Options.
7087 (IA-64/VMS Options): Likewise.
7089 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7092 * config/mips/mips.md (*lwxs): Use :P for pointer values.
7094 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7096 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
7097 (mips_pop_asm_switch): Likewise.
7098 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
7100 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7101 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
7102 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
7103 (mips_print_operand_punctuation): Use them. Check mips_noreorder
7104 instead of set_noreorder.
7105 (mips_output_function_prologue): Use the new functions.
7106 (mips_output_function_epilogue): Likewise.
7107 (mips_need_noat_wrapper_p): New function, split out from...
7108 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
7109 Use mips_push_asm_switch and mips_pop_asm_switch.
7110 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
7111 and mips_pop_asm_switch.
7112 (ASM_OUTPUT_REG_POP): Likewise.
7113 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
7114 Use mips_pop_asm_switch.
7115 (mips_asm_switch): New structure.
7116 (set_noreorder, set_nomacro): Replace with...
7117 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7118 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
7119 instead of set_nomacro.
7120 (fix_truncsfsi2_macro): Likewise.
7121 (cprestore): Likewise.
7122 (hazard): Use mips_noreorder instead of set_noreorder.
7123 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
7125 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
7127 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
7128 from prev_active_insn.
7130 2009-08-16 Anatoly Sokolov <aesok@post.ru>
7132 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
7133 * config/avr/avr.c (avr_override_options): Initialize
7134 avr_current_arch variable.
7135 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
7136 __AVR_HAVE_16BIT_SP__ according to the device type.
7137 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
7139 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
7140 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
7142 2009-08-16 Dodji Seketeli <dodji@redhat.com>
7145 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
7146 generating inlined subroutine die only. We shouldn't be
7147 called for anything else.
7148 (gen_block_die): Don't generate inline subroutine debug info for
7151 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7153 * graphite-poly.c (print_pbb): Print PBB index.
7155 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7158 * graphite-interchange.c (ppl_max_for_le): Moved...
7159 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
7160 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
7161 ppl_Pointset_Powerset_C_Polyhedron_maximize.
7162 * graphite-ppl.h (ppl_max_for_le): Declared.
7164 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
7166 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
7167 supported on all platforms.
7168 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
7169 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
7170 * c-pragma.c: Likewise.
7171 * target-def.h (TARGET_INITIALIZER): Remove
7172 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7173 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7175 2009-08-14 Douglas B Rupp <rupp@gnat.com>
7177 * config/ia64/fde-vms.c: New file.
7178 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
7179 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
7180 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
7181 (uw_frame_state_for): Only register a personality routine if it is
7182 known to be compatible with our expectations.
7183 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
7184 Declare unw_table_entry stack variable and
7185 mod all calls to _Unwind_FindTableEntry to add arg.
7186 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
7187 (_Unwind_FindTableEntry): Add arg to prototype.
7189 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
7191 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
7192 field 'signal_pfs_loc'.
7193 (uw_frame_state_for): Remove duplicate code dealing with leaf
7194 procedures without unwind info.
7195 If in the frame after unwinding through a signal handler, restore
7196 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
7197 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
7198 'pfs_loc' to the AR.PFS location in the signal context; instead
7199 set 'signal_pfs_loc'.
7200 Manually generate the unwind info for the AR.PFS register.
7201 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
7202 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
7203 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
7204 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
7205 instead set 'signal_pfs_loc'.
7206 Remove code preventing the AR.PFS register from being restored
7207 from the signal context.
7209 2009-08-14 Douglas B Rupp <rupp@gnat.com>
7210 Tristan Gingold <gingold@adacore.com>
7212 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
7213 * config/ia64/t-vms: New file.
7214 * config/ia64/vms64.h: New file.
7215 * config/ia64/vms.h: New file.
7216 * config/ia64/vms-crtinit.asm: New file.
7217 * config/ia64/vms_symvec_libgcc_s.opt: New file.
7218 * config/ia64/vms-unwind.h: New file.
7220 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
7222 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
7225 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7228 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
7230 * real.h (do_mpc_arg2): ... here.
7231 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
7234 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
7236 * final.c (add_debug_prefix_map): Don't use GC memory for
7237 old_prefix and new_prefix.
7239 2009-08-14 Richard Guenther <rguenther@suse.de>
7241 * ipa-prop.c (compute_complex_pass_through): If we cannot
7242 compute a non-varying offset for IPA_JF_ANCESTOR punt.
7244 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7246 * c-lex.c (c_lex_with_flags): Increase size of local variable
7247 to avoid memory clobber.
7249 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
7252 * config/i386/i386.c (ix86_fp_comparison_strategy):
7253 Only enable/disable sahf at function granularity.
7255 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
7257 PR rtl-optimization/41064
7258 * reload1.c (reload_as_needed): Don't call extract_insn
7259 for known invalid replacements after calling
7260 validate_replace_rtx_group and verify_changes.
7262 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
7265 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
7266 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
7267 ix86_expand_fp_vcond.
7268 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
7269 Assert that operation is supported by ix86_expand_int_vcond.
7270 (vcondu<SSEMODE124C8:mode>): Ditto.
7272 2009-08-13 DJ Delorie <dj@redhat.com>
7274 * config/i386/djgpp-stdint.h: New.
7275 * config.gcc (djgpp): Use it.
7277 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
7279 * config/sh/sh.c (sh_override_options): When flag_exceptions or
7280 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
7282 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
7284 * tree-ssa-loop-prefetch.c
7285 (prune_ref_by_group_reuse): Enhance probabilistic analysis
7286 for long-stride pruning.
7287 (compute_miss_rate): New function to compute the probability
7288 that two memory references access different cache lines.
7290 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
7292 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
7294 2009-08-13 Richard Guenther <rguenther@suse.de>
7297 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
7298 use the constant pointer type.
7299 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
7300 of CV qualifiers on the target pointer type.
7301 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
7302 conversion check before restrict check.
7304 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7307 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
7309 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7311 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
7313 2009-08-12 Richard Guenther <rguenther@suse.de>
7315 PR tree-optimization/41011
7316 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
7317 and reference constructing.
7319 2009-08-12 Xinliang David Li <davidxl@google.com>
7321 PR tree-optimization/41012
7322 * tree-flow.h : New external interface.
7323 * gimple-low.c (check_call_arg): Change to public function.
7324 Remove argument mismatch check in lowering.
7325 * tree-inline.h (tree_can_inline_p): Interface change.
7326 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
7328 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
7329 Call change to tree_can_inline_p function.
7330 (cgraph_decide_inlining_incrementally): Ditto.
7332 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
7334 PR tree-optimization/41031
7335 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
7336 on the partition variable rather than promote_mode on the source
7337 type. Assert that the partition variable's type has the same
7338 mode as the source value's.
7340 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
7342 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
7343 for for_return == 2.
7344 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
7346 * calls.c (expand_call): Fix typo.
7347 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
7349 * stmt.c (expand_value_return): Use promote_function_mode to copy out
7351 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
7352 * config/cris/cris.c (cris_promote_function_mode): Likewise.
7353 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
7354 * config/pa/pa.c (pa_promote_function_mode): Likewise.
7356 2009-08-12 Andrew Haley <aph@redhat.com>
7358 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
7360 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7363 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
7365 2009-08-12 Richard Guenther <rguenther@suse.de>
7367 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
7368 * gimplify.c (gimplify_modify_expr): Do not use
7369 lang_hooks.types_compatible_p.
7370 * tree-ssa.c (useless_type_conversion_p): For aggregates
7371 just return false if the canonical types differ.
7373 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7376 * sese.c (convert_for_phi_arg): New.
7377 (add_guard_exit_phis): Use convert_for_phi_arg.
7379 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7381 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
7382 unknown subscript upper bounds.
7384 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7385 Pranav Garg <pranav.garg2107@gmail.com>
7387 * graphite-interchange.c (gather_access_strides): Removed.
7388 (ppl_max_for_le): New.
7389 (build_linearized_memory_access): New.
7390 (memory_stride_in_loop): New.
7391 (pbb_interchange_profitable_p): Reimplemented.
7392 * graphite-ppl.h (ppl_new_id_map): New.
7393 (ppl_interchange): New.
7395 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7397 * graphite-interchange.c (compute_subscript): Removed.
7398 (compute_array_size_cstr): Removed.
7399 (compute_array_size_poly): Removed.
7400 (compute_array_size): Removed.
7401 (gather_access_strides_poly): Removed.
7402 (gather_access_strides): Empty.
7404 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7406 * graphite-dependences.c (dependence_polyhedron_1): Replace
7407 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
7408 (graphite_legal_transform_dr): Same.
7409 (graphite_carried_dependence_level_k): Same.
7410 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
7411 Initialize PDR_NB_SUBSCRIPTS.
7412 (print_pdr_access_layout): Replace pdr_nb_subscripts with
7414 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
7415 (PDR_NB_SUBSCRIPTS): New.
7416 (pdr_nb_subscripts): Removed.
7417 (pdr_dim): Simplified.
7418 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
7419 with PDR_NB_SUBSCRIPTS.
7421 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7423 * graphite-interchange.c (compute_array_size): Remove use of
7425 * graphite-poly.c (new_poly_dr): Remove argument data_container.
7426 Do not initialize PDR_DATA_CONTAINER.
7427 (print_pdr): Do not print PDR_DATA_CONTAINER.
7428 * graphite-poly.h (struct poly_dr): Remove data_container field.
7429 (PDR_DATA_CONTAINER): Removed.
7430 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
7432 (build_poly_dr): Same.
7434 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
7435 Sebastian Pop <sebastian.pop@amd.com>
7437 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
7438 copy of the dependence polyhedron. Free the temporary objects.
7439 (graphite_carried_dependence_level_k): Free unused objects before
7442 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7444 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
7445 Early return without analyzing the data dependences if no
7446 transform has been done. Call restore_scattering if the transform
7448 (graphite-interchange.c): Same.
7449 * graphite-poly.c (print_scattering_function): Test for
7451 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
7452 (apply_poly_transforms): Do not gcc_assert that
7453 the transform is legal.
7454 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
7455 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
7456 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
7457 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
7458 * graphite-poly.h (struct poly_scattering): New.
7459 (struct poly_bb): Add original, transformed, and saved fields.
7460 Remove transformed_scattering, original_scattering,
7461 nb_local_variables and nb_scattering_transform fields.
7462 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
7463 (poly_scattering_new): New.
7464 (poly_scattering_free): New.
7465 (poly_scattering_copy): New.
7466 (store_scattering_pbb): New.
7467 (store_scattering): New.
7468 (restore_scattering_pbb): New.
7469 (restore_scattering): New.
7470 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
7471 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
7473 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7475 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
7478 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7480 * Makefile.in (graphite.o): Depends on PREDICT_H.
7481 * graphite.c: Include predict.h.
7482 (graphite_finalize): Call tree_estimate_probability.
7483 * predict.c (predict_loops): Do not call scev_initialize and
7485 (tree_estimate_probability_bb): New.
7486 (tree_estimate_probability): Do not initialize loops: move that
7487 code to the driver. Call tree_estimate_probability_bb.
7488 (tree_estimate_probability_driver): New.
7489 (pass_profile): Use tree_estimate_probability_driver.
7490 * predict.h (tree_estimate_probability): Declared.
7492 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7494 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
7495 * graphite-dependences.c (graphite_legal_transform): Add time to
7496 TV_GRAPHITE_DATA_DEPS.
7497 (dependency_between_pbbs_p): Same.
7498 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
7500 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
7502 PR rtl-optimization/41033
7503 * alias.c (nonoverlapping_component_refs_p): Punt when strict
7504 aliasing is disabled.
7506 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
7508 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
7509 si_mask_operand, and_load_operand, low_bitmask_operand,
7510 and_reg_operand, and_operand): New predicates.
7511 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
7512 * config/mips/mips.c (and_operands_ok): New function.
7513 * config/mips/mips-protos.h (and_operands_ok): Declare it.
7514 * config/mips/mips.md (move_type): Add ext_ins and logical.
7515 (type): Handle them.
7516 (and<mode>3): Use and_reg_operand as the second operand's predicate.
7517 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
7518 shift_shift. Remove commutative constraint modifier.
7519 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
7521 (*clear_upper32_dext): Remove define_insn_and_split.
7522 (*clear_upper32): Turn this define_insn_and_split ...
7523 (splitter for ANDing register with 0xffff_ffff): .. into this.
7525 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
7527 * combine.c (try_widen_shift_mode): Factor out code to check if an
7528 integer constant is a low-order bitmask from here ...
7529 * rtlanal.c (low_bitmask_len): ... to here.
7530 * rtl.h (low_bitmask_len): Declare.
7532 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
7535 * config/alpha/alpha.md (addsi3): Remove expander.
7536 (addsi3): Rename from *addsi3_internal insn pattern.
7537 (subsi3): Remove expander.
7538 (subsi3): Rename from *subsi3_internal insn pattern.
7540 2009-08-11 Douglas B Rupp <rupp@gnat.com>
7542 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
7545 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
7546 Eric Botcazou <botcazou@adacore.com>
7547 Douglas B Rupp <rupp@gnat.com>
7549 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
7550 that records that fit in 64 bits are returned by immediate value,
7551 as required by OpenVMS Calling Standard.
7552 (function_value): Adjust for above modification.
7553 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
7554 virtual_incoming_args_rtx as base object, not next_arg.
7555 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
7557 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7559 * reload.c (find_reloads_subreg_address): Check the original
7560 req_equiv_mem address to detect the case where an address is
7561 not valid in the outer mode.
7563 2009-08-11 Richard Guenther <rguenther@suse.de>
7566 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
7568 2009-08-10 Douglas B Rupp <rupp@gnat.com>
7570 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
7571 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
7573 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
7574 Douglas B Rupp <rupp@gnat.com>
7576 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
7577 PT_STACK when frame_pointer_needed on OpenVMS.
7578 (alpha_pv_save_size, alpha_using_fp): Remove.
7579 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
7580 with proper processing for PT_NULL.
7581 (alpha_vms_initial_elimination_offset): New function. Support for
7582 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
7583 (alpha_sa_size): Force procedure type to PT_STACK when
7584 frame_pointer_needed on OpenVMS.
7585 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
7586 (alpha_using_fp): Likewise.
7587 (alpha_vms_can_eliminate): Add prototype.
7588 (alpha_vms_initial_elimination_offset): Likewise.
7589 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
7590 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
7592 2009-08-10 Eric Botcazou <botcazou@adacore.com>
7593 Douglas B Rupp <rupp@gnat.com>
7595 * config/alpha/alpha.c (common_object_handler): New function.
7596 (vms_attribute_table): Declare a single attribute "common_object".
7597 (vms_output_aligned_decl_common): New global function.
7598 (SECTION_VMS_OVERLAY): Delete.
7599 (SECTION_VMS_GLOBAL): Likewise.
7600 (SECTION_VMS_INITIALIZE): Likewise.
7601 (vms_asm_named_section): Remove support for above flags.
7602 (vms_section_type_flags): Delete.
7603 (TARGET_SECTION_TYPE_FLAGS): Likewise.
7604 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
7605 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
7606 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
7608 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
7611 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
7612 (sub_ddmmss): Likewise.
7614 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
7617 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
7620 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7623 * reload1.c (reload_as_needed): Use cancel_changes to completely
7624 undo a failed replacement attempt.
7626 2009-08-10 Richard Guenther <rguenther@suse.de>
7629 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
7630 (useless_type_conversion_p): ... here. Require pointer targets
7633 2009-08-10 Dodji Seketeli <dodji@redhat.com>
7636 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
7637 loose the original type of the statement list.
7639 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7641 * config/alpha/alpha.c: Include libfuncs.h
7642 (avms_asm_output_extern): New function.
7643 (alpha_init_libfuncs): Init some decc libfuncs.
7644 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
7645 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
7646 (DO_CRTL_NAMES): Define.
7648 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
7649 (LONG_TYPE_SIZE): Define.
7650 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
7651 (SUBTARGET_SWITCHES): Define malloc64 switch.
7652 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
7653 (MASK_RETURN_ADDR): Define.
7654 doc/invoke.texi (mmalloc64): Document switch.
7656 2009-08-09 Olivier Hainque <hainque@adacore.com>
7657 Douglas B Rupp <rupp@gnat.com>
7659 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
7660 uses_condition_handler.
7661 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
7662 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
7663 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
7664 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
7665 (code_for_builtin): New insn codes for the new alpha_builtins.
7666 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
7667 (alpha_sa_size): Account for uses_condition_handler.
7668 (alpha_expand_prologue): Likewise.
7669 (alpha_start_function): Likewise.
7670 (alpha_expand_epilogue): Likewise.
7671 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
7672 establish/revert expanders.
7673 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
7674 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
7675 New expander, resorting to the alpha.c associated function.
7676 (builtin_revert_vms_condition_handler): Likewise.
7677 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
7678 __gcc_shell_handler, the static VMS condition handler used as
7679 an indirection wrapper to the current dynamically established
7681 * config/alpha/vms-unwind.h: Complete rewrite.
7682 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
7683 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
7685 2009-08-09 Eric Botcazou <botcazou@adacore.com>
7686 Douglas B Rupp <rupp@gnat.com>
7688 * config/alpha/alpha.c (alpha_links): Add 'target' field.
7689 (alpha_need_linkage): Handle aliases. Return function symbol.
7690 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
7691 Use ultimate alias target for the linkage name.
7692 * config/alpha/alpha.md (movmemdi): Use the symbol returned
7693 by alpha_need_linkage for the function symbol.
7694 (setmemdi): Likewise.
7696 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7698 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
7699 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
7700 (ASM_WEAKEN_LABEL): Define.
7701 (CRT_CALL_STATIC_FUNCTION): Define.
7702 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
7703 (ENDFILE_SPEC): Define.
7704 (INIT_SECTION_ASM_OP): Define.
7705 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
7706 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
7708 (MULTILIB_OSDIRNAMES): Define.
7709 (shlib_version): Define.
7710 (SHLIB_EXT): Define.
7711 (SHLIB_OBJS): Define.
7712 (SHLIB_NAME): Define.
7713 (SHLIB_MULTILIB): Define.
7714 (SHLIB_INSTALL): Define.
7715 (SHLIB_SYMVEC): Define.
7716 (SHLIB_SYMVECX2): Define.
7717 (SHLIB_LINK): Define.
7719 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7721 * config/alpha/alpha.c (alpha_initialize_trampoline):
7722 Initialize VMS trampoline IAW ABI for bounded procedure calls.
7723 (alpha_start_function): Emit transfer address on nested functions
7724 for VMS trampoline call.
7725 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
7726 since no longer used.
7727 * config/alpha/vms-tramp.asm: Remove.
7728 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
7729 since now only data initialized at runtime.
7731 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7733 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
7734 (LINK_GCC_C_SEQUENCE_SPEC): Define.
7735 (MD_EXEC_PREFIX): Remove, no longer used.
7736 (MD_STARTFILE_PREFIX): Likewise.
7737 (INCLUDE_DEFAULTS): Likewise.
7738 * config/alpha/t-vms:
7739 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
7741 2009-08-09 Richard Guenther <rguenther@suse.de>
7743 PR tree-optimization/41016
7744 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
7745 (operand_precision): Remove.
7746 (integral_operand_p): Likewise.
7747 (recognize_single_bit_test): Adjust.
7749 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
7751 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
7752 operation overflows. Likewise non-cast unary arithmetic.
7753 If one arm of a conditional expression is always taken,
7754 inhibit evaluation warnings for the other arm. Likewise inhibit
7755 evaluation warnings for the second && or || operand if the first
7756 operand is enough to determine the result.
7757 * c-typeck.c (build_conditional_expr): Apply the same inhibition
7759 (build_binary_op): Prevent duplicate evaluation warnings.
7761 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
7763 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
7764 and destination have different modes, Use promote_mode to
7765 determine the signedness of the conversion. Assert that the
7766 promoted source mode matches the destination mode. Don't pass
7767 the destination and destination mode to expand_expr if the source
7768 mode is different. Simplify conversion logic.
7770 2009-08-09 Ira Rosen <irar@il.ibm.com>
7772 PR tree-optimization/41008
7773 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
7774 from condition only in case it's a comparison. Adjust checks.
7776 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
7778 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
7779 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
7780 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
7781 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
7782 (dump_cand): Handle them.
7783 (struct iv_cand): New members COST_STEP and AINC_USE.
7784 (stmt_after_increment): Likewise.
7785 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
7786 callers changed. Use gimple_uid comparison instead of scanning.
7787 (add_candidate_1): When looking for identical candidates, take
7788 AINC_USE into account. Set it for new candidates.
7789 (force_expr_to_var_cost): Cast target_spill_cost to int.
7790 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
7791 All callers changed. Check for availability of autoinc addressing
7792 modes, both in general for a given mode, and in the specific use case.
7793 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
7795 (get_computation_cost): Likewise.
7796 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
7797 add_autoinc_candidates): New static functions.
7798 (add_candidate): Call add_autoinc_candidates for candidates based on
7800 (find_iv_candidates): Call set_autoinc_for_original_candidates.
7801 (determine_use_iv_cost_address): If we have an autoinc candidate at
7802 the matching use, verify autoinc is possible and subtract the cost
7803 of the candidate's step from the cost.
7804 (determine_iv_cost): Record the cost of the increment in the COST_STEP
7805 member of the candidate.
7806 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
7807 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
7809 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7811 * config.build (ia64-hp-*vms*): New target.
7812 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
7814 * config.gcc (ia64-hp-*vms*): New target.
7815 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
7817 * config.host (ia64-hp-*vms*): New target.
7818 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
7821 2009-08-08 Richard Guenther <rguenther@suse.de>
7823 PR tree-optimization/40991
7824 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
7826 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
7828 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
7829 mode check. Do truncations in an integer mode.
7830 (force_to_mode): Handle subregs for all mode types. Only do
7831 arithmetic simplifications on integer modes.
7833 2009-08-07 Richard Guenther <rguenther@suse.de>
7835 PR tree-optimization/40999
7836 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
7837 (maybe_fold_reference): Lookup constant initializers.
7838 (fold_gimple_assign): Likewise.
7840 2009-08-07 Richard Guenther <rguenther@suse.de>
7842 * tree-ssa.c (useless_type_conversion_p_1): Only for types
7843 that require structural equality defer to the langhook.
7845 2009-08-07 Martin Jambor <mjambor@suse.cz>
7847 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
7849 (struct ipa_pass_through_data): New type.
7850 (struct ipa_ancestor_jf_data): New type.
7851 (union jump_func_value): Removed field formal_id, added fields
7852 pass_through and ancestor.
7853 (struct ipa_param_call_note): Changed type of formal_id to int from
7855 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
7856 operations jump functions and ancestor jump functions.
7857 (compute_complex_pass_through): New function.
7858 (compute_scalar_jump_functions): Call compute_complex_pass_through,
7859 reflect changes in the jump function strucutre.
7860 (update_jump_functions_after_inlining): Ignore complex pass-through
7861 and ancestor jump functions.
7862 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
7863 polynomial pass-through with operation jump functions.
7865 2009-08-07 Jakub Jelinek <jakub@redhat.com>
7867 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
7868 fde->dw_fde_begin as begin label instead of hot/cold label.
7869 Use LLSDAC label instead of LLSDA for second section lsda.
7870 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
7871 label instead of LLSDA if it is true.
7872 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
7874 * except.c (add_call_site, dw2_size_of_call_site_table): Add
7875 SECTION argument. Use it as index into crtl->eh.call_site_record
7877 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
7878 use it to determine how to print table entries instead of using
7879 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
7880 label instead of normal begin label as base.
7881 (sjlj_assign_call_site_values): Adjust add_call_site caller.
7882 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
7883 ensure no EH range spans between sections and that landing pads
7884 are always in the corresponding section.
7885 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
7886 for crtl->eh.call_site_record being an array rather than scalar.
7887 (output_one_function_exception_table): New function, copied
7888 from output_function_exception_table. Adjust
7889 dw2_size_of_call_site_table, dw2_output_call_site_table
7890 callers. For SECOND section use *C suffixed labels.
7891 (output_function_exception_table): Call
7892 output_one_function_exception_table and, when doing hot/cold
7893 partitioning, also another time for the second section.
7894 * opts.c: Include except.h.
7895 (decode_options): Allow -freorder-blocks-and-partition with
7896 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
7897 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
7898 * function.h (struct rtl_eh): Change call_site_record from
7899 scalar into array of 2 elements.
7901 2009-08-07 Martin Jambor <mjambor@suse.cz>
7903 * ipa-prop.c (count_formal_params_1): New function.
7904 (ipa_get_vector_of_formal_parms): New function.
7905 (get_vector_of_formal_parm_types): New function.
7906 (ipa_modify_formal_parameters): New function.
7907 (ipa_modify_call_arguments): New function.
7908 (index_in_adjustments_multiple_times_p): New function.
7909 (ipa_combine_adjustments): New function.
7910 (ipa_dump_param_adjustments): New function.
7911 * ipa-prop.h (struct ipa_parm_adjustment): New type.
7912 (ipa_get_vector_of_formal_parms): Declare.
7913 (ipa_modify_formal_parameters): Declare.
7914 (ipa_modify_call_arguments): Declare.
7915 (ipa_combine_adjustments): Declare.
7916 (ipa_dump_param_adjustments): Declare.
7917 (build_ref_for_offset): Declare.
7918 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
7919 * tree-sra.c: Include ipa-prop.c.
7920 (build_ref_for_offset): Make public.
7922 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
7924 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
7926 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
7928 * gcc/doc/extend.texi (__builtin_extract_return_address)
7929 (__builtin_frob_return_address): Document.
7931 2009-08-06 Paul Brook <paul@codesourcery.com>
7933 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
7934 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
7935 implementation on ARMv6-M.
7937 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
7939 * doc/extend.texi (pcs): Document new attribute for ARM.
7941 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
7943 * arm.c (pcs_attribute_args): Comment out unsupported attribute
7946 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
7948 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
7951 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
7953 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
7955 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
7957 Merge ARM/hard_vfp_branch to trunk.
7959 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
7961 * arm.c (libcall_eq): New function.
7962 (libcall_hash): New function.
7963 (add_libcall): New function.
7964 (arm_libcall_uses_aapcs_base): New function.
7965 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
7966 libcalls using the base PCS.
7967 (arm_init_cumulative_args): Likewise.
7969 2009-07-20 Joseph Myers <joseph@codesourcery.com>
7971 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
7972 Use base ABI for conversion libfuncs between HFmode and SFmode.
7974 2009-05-12 Joseph Myers <joseph@codesourcery.com>
7976 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
7977 V4SImode as representatives of all 64-bit and 128-bit vector
7978 types. Allow vector types without vector modes.
7979 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
7980 without vector modes like BLKmode.
7981 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
7982 BLKmode. Avoid unsupported vector modes or TImode moves for
7984 (aapcs_vfp_allocate_return_reg): Likewise.
7985 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
7986 V8QImode if TARGET_NEON || TARGET_IWMMXT.
7988 2009-05-12 Joseph Myers <joseph@codesourcery.com>
7990 * config/arm/arm.c (arm_handle_pcs_attribute): New.
7991 (arm_get_pcs_model): Pass attribute arguments to
7992 arm_pcs_from_attribute.
7993 (arm_init_cumulative_args): Use base AAPCS for conversions from
7994 floating-point types to DImode.
7995 (arm_attribute_table): Add pcs attribute.
7996 (arm_handle_pcs_attribute): New.
7997 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
7998 conversions from floating-point types to DImode, also declare them
7999 to use base AAPCS and declare functions they call to use base
8000 AAPCS and their RTABI names.
8002 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8004 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
8005 -mfloat-abi=hard not being supported for VFP.
8007 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
8009 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
8010 SYMBOL_REF to hard_libcall_value.
8012 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8013 Richard Earnshaw <rearnsha@arm.com>
8015 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
8016 has been put on the stack, all remaining co-processory arguments for
8017 that co-processor also go on the stack.
8019 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8021 * config/arm/arm.c (arm_return_in_memory): Handle returning
8022 vectors of suitable size in registers also for AAPCS case.
8024 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
8026 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
8028 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
8030 ARM Hard-VFP calling convention
8031 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
8032 * target.h (gcc_target): Add libcall_value to table of call hooks.
8033 * targhooks.h (default_libcall_value): Default implementation.
8034 * targhooks.c (default_libcall_value): Likewise.
8035 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
8036 * optabs.c (expand_unop): Use it.
8037 * expr.h (hard_libcall_value): Pass the function RTX through.
8038 * calls.c (emit_library_call_value_1): Update call to
8040 * explow.c (hard_libcall_value): Use new target hook.
8041 * testsuite/lib/target-supports.exp
8042 (check_effective_target_arm_hard_vfp_ok): New hook.
8043 (check_effective_target_arm_neon_ok): Improve test for neon
8045 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
8046 * config/arm/arm.c: Include cgraph.h
8047 (TARGET_FUNCTION_VALUE): Override default hook.
8048 (arm_pcs_default): New variable.
8049 (arm_override_options): Don't fault hard calling convention with VFP.
8050 Add support for AAPCS variants.
8051 (arm_function_value): Make static. Handle AAPCS variants.
8052 (arm_libcall_value): New function.
8053 (arm_apply_result_size): Handle VFP registers in results.
8054 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
8056 (pcs_attribute_args): New variable.
8057 (arm_pcs_from_attribute): New function.
8058 (arm_get_pcs_model): New function.
8059 (aapcs_vfp_cum_init): New function.
8060 (aapcs_vfp_sub_candidate): New function.
8061 (aapcs_vfp_is_return_candidate): New function.
8062 (aapcs_vfp_is_call_candidate): New function.
8063 (aapcs_vfp_allocate): New function.
8064 (aapcs_vfp_allocate_return_reg): New function.
8065 (aapcs_vfp_advance): New function.
8066 (aapcs_cp_arg_layout): New variable.
8067 (aapcs_select_call_coproc): New function.
8068 (aapcs_select_return_coproc): New function.
8069 (aapcs_allocate_return_reg): New function.
8070 (aapcs_libcall_value): New function.
8071 (aapcs_layout_arg): New function.
8072 (arm_init_cumulative_args): Initialize AAPCS args data.
8073 (arm_function_arg): Handle AAPCS variants using new interface.
8074 (arm_arg_parital_bytes): Likewise.
8075 (arm_function_arg_advance): New function.
8076 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
8077 calling conventions.
8078 (arm_setup_incoming_varargs): Handle new AAPCS args data.
8079 * arm.h (NUM_VFP_ARG_REGS): Define.
8080 (LIBCALL_VALUE): Update.
8081 (FUNCTION_VALUE): Delete.
8082 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
8083 (arm_pcs): New enum.
8084 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
8085 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
8086 (FUNCTION_ARG_REGNO_P): Add VFP regs.
8087 * arm-protos.h (arm_function_arg_advance): Add.
8088 (aapcs_libcall_value): Add.
8089 (arm_function_value): Delete.
8091 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
8092 H.J. Lu <hongjiu.lu@intel.com>
8095 * config/i386/i386.c (standard_sse_mode_p): Remove.
8096 (standard_sse_constant_p): Return 2 for integer mode
8097 vector_all_ones_operand when SSE2 is enabled.
8098 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
8099 (ix86_expand_vector_move): Do not check for negative values from
8100 standard_sse_constant_p.
8102 2009-08-06 Richard Guenther <rguenther@suse.de>
8104 * tree-ssa.c (useless_type_conversion_p_1): Make function and
8105 array type comparisons frontend independent.
8106 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
8107 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
8108 out array reference lower bound and element size operands.
8109 (ao_ref_init_from_vn_reference): Properly compute the offset
8110 for ARRAY_RANGE_REF.
8111 (vn_reference_fold_indirect): Fill out array reference lower
8112 bound and element size operands.
8113 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
8114 a non gimple valued reference operand which can happen for
8115 array reference lower bound or element size.
8116 (create_component_ref_by_pieces_1): Properly generate the
8117 element size operand for array references.
8119 2009-08-06 Richard Guenther <rguenther@suse.de>
8121 PR tree-optimization/40964
8122 * tree.c (iterative_hash_host_wide_int): Export.
8123 * tree.h (iterative_hash_host_wide_int): Declare.
8124 * tree-ssa-structalias.c (heapvar_map): New struct.
8125 (heapvar_map_eq): New function.
8126 (heapvar_map_hash): Likewise.
8127 (heapvar_lookup): Adjust.
8128 (heapvar_insert): Likewise.
8129 (make_constraint_from_heapvar): Allow multiple heap variables
8130 per decl at different offsets.
8131 (init_alias_heapvars): Adjust.
8133 2009-08-04 David Daney <ddaney@caviumnetworks.com>
8135 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
8136 * mips_output_sync_loop (mips_output_sync_loop): Only emit
8137 trailing sync if TARGET_SYNC_AFTER_SC.
8139 2009-08-05 David Daney <ddaney@caviumnetworks.com>
8141 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
8142 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
8143 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
8144 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
8145 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
8146 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
8147 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
8148 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
8149 test_and_set_12): Rewrite calls to mips_output_sync_loop.
8150 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
8151 the prototype declaration match the definition.
8152 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
8153 instructions explicitly. Add barrier_before and operands
8155 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
8156 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
8157 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
8158 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
8159 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
8160 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
8162 2009-08-05 Andrew Pinski <pinskia@gmail.com>
8164 * tree-ssa-alias.c: Fix intervals to use [) syntax.
8166 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
8167 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
8170 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
8173 2009-08-05 Jakub Jelinek <jakub@redhat.com>
8175 PR rtl-optimization/40924
8176 * dse.c (canon_address): Before calling cselib_expand_value_rtx
8177 make sure canon_rtx (mem_address) isn't simpler than
8178 canon_rtx (expanded_mem_address).
8180 2009-08-05 Li Feng <nemokingdom@gmail.com>
8182 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
8184 (build_scop_drs): Build alias set for each SCoP.
8186 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
8188 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
8189 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
8190 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
8191 (MIPS_ARCH_FLOAT_SPEC): Likewise.
8192 (BASE_DRIVER_SELF_SPECS): Likewise.
8194 2009-08-04 Andrew Pinski <pinskia@gmail.com>
8196 * tree-ssa-alias.c: Fix some comment typos.
8198 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
8200 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
8201 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
8203 2009-08-03 Janis Johnson <janis187@us.ibm.com>
8206 * simplify-rtx.c (simplify_binary_operation_1): Disable
8207 simplifications for decimal float operations.
8209 2009-08-03 Jakub Jelinek <jakub@redhat.com>
8212 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
8213 operand of INDIRECT_REF.
8215 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
8217 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
8218 constants referencing TLS symbols.
8220 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
8222 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
8223 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
8225 2009-08-03 Richard Guenther <rguenther@suse.de>
8227 * tree.c (make_vector_type): Build a main variant first,
8228 get the canonical one and then build the variant.
8229 * tree-ssa.c (useless_type_conversion_p_1): Handle
8231 (useless_type_conversion_p): Conversions to pointers to
8232 incomplete record types are useless.
8234 2009-08-03 Richard Guenther <rguenther@suse.de>
8236 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
8237 file will be created.
8238 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
8239 * toplev.c (compile_file): Adjust comment.
8241 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
8243 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
8244 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
8245 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8246 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8247 (sh_promote_function_mode): Fix typo.
8249 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
8251 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
8253 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8255 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
8256 declaration arguments.
8258 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
8260 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
8261 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
8262 (ix86_split_ashl): Ditto.
8263 (ix86_expand_vector_init_one_nonzero): Ditto.
8264 (ix86_expand_vector_set): Ditto.
8265 (ix86_expand_reduc_v4sf): Ditto.
8267 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
8269 * explow.c (promote_function_mode): Remove assert.
8270 * config/sh/sh.c (sh_promote_function_mode): Declare.
8272 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8274 * config/pa/pa.c (pa_promote_function_mode): Declare.
8275 Change to static. Fix promote_mode call.
8277 * gthr-dce.h (CONST_CAST2): Define if not defined.
8278 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
8280 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
8282 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
8284 * expr.c (store_constructor): Use promote_decl_mode. Remove
8285 now write-only variable unsignedp.
8286 (expand_expr_real_1): Use promote_decl_mode.
8287 * expr.h (promote_function_mode, promote_decl_mode): New.
8288 (promote_mode): Remove last argument.
8289 * function.c (assign_temp): Drop last argument of promote_mode.
8290 (assign_parm_find_data_types): Use promote_function_mode.
8291 (assign_parm_setup_reg): Likewise.
8292 (expand_function_end): Use promote_function_mode.
8293 * calls.c (initialize_argument_information): Use promote_function_mode.
8294 (precompute_arguments): Use promote_mode instead of checking if
8295 only PROMOTE_FUNCTION_MODE is defined.
8296 (expand_call): When making sibcall decisions, use promote_function_mode.
8297 Below, remove an if for targetm.calls.promote_function_return and
8298 and use promote_function_mode.
8299 (emit_library_call_value_1): Use promote_function_mode, fix bug
8300 where promote_mode was passed FOR_CALL == 0 for a return value in an
8302 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
8303 * explow.c (promote_function_mode, promote_decl_mode): New.
8304 (promote_mode): Keep only the FOR_CALL == 0 case.
8305 * combine.c (setup_incoming_promotion): Remove test of
8306 promote_function_args. Use promote_function_mode.
8307 * stmt.c (expand_value_return): Use promote_decl_mode.
8308 (expand_decl): Use promote_decl_mode.
8310 * expr.c (store_constructor): Use promote_decl_mode. Remove
8311 now write-only variable unsignedp.
8312 (expand_expr_real_1): Use promote_decl_mode.
8313 * expr.h (promote_function_mode, promote_decl_mode): New.
8314 (promote_mode): Remove last argument.
8315 * function.c (assign_temp): Drop last argument of promote_mode.
8316 (assign_parm_find_data_types): Use promote_function_mode.
8317 (assign_parm_setup_reg): Likewise.
8318 (expand_function_end): Use promote_function_mode.
8319 * calls.c (initialize_argument_information): Use promote_function_mode.
8320 (precompute_arguments): Use promote_mode instead of checking if
8321 only PROMOTE_FUNCTION_MODE is defined.
8322 (expand_call): When making sibcall decisions, use promote_function_mode.
8323 Below, remove an if for targetm.calls.promote_function_return and
8324 and use promote_function_mode.
8325 (emit_library_call_value_1): Use promote_function_mode, fix bug
8326 where promote_mode was passed FOR_CALL == 0 for a return value in an
8328 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
8329 * explow.c (promote_function_mode, promote_decl_mode): New.
8330 (promote_mode): Keep only the FOR_CALL == 0 case.
8331 * combine.c (setup_incoming_promotion): Remove test of
8332 promote_function_args. Use promote_function_mode.
8333 * stmt.c (expand_value_return): Use promote_decl_mode.
8334 (expand_decl): Use promote_decl_mode.
8336 * explow.c (promote_function_mode): Just call the target hook.
8337 * targhooks.c (default_promote_function_mode,
8338 default_promote_function_mode_always_promote): New.
8339 * targhooks.h (default_promote_function_mode,
8340 default_promote_function_mode_always_promote): Declare.
8341 * target.h (promote_function_args, promote_function_return): Remove.
8342 (promote_function_mode): New.
8343 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
8344 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8345 (TARGET_PROMOTE_FUNCTION_MODE): New.
8346 (TARGET_CALLS): Adjust.
8347 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
8348 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
8350 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
8351 * config/s390/s390.c (s390_promote_function_mode): ... here,
8352 with pointer handling.
8353 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8354 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8356 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
8357 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
8358 with pointer handling.
8359 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8360 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8362 * config/sh/sh-protos.h (sh_promote_function_mode): New.
8363 * config/sh/sh.c (sh_promote_function_mode): New.
8364 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8365 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8367 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
8368 * config/cris/cris.c (cris_promote_function_mode): ... here.
8369 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8370 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8372 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
8373 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
8374 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8375 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8377 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
8378 * config/arm/arm.c (arm_promote_function_mode): ... here, without
8379 complex type handling.
8380 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8381 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8383 * config/pa/pa.c (pa_promote_function_mode): New.
8384 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8385 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8387 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
8388 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8389 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
8390 * config/xtensa/xtensa.c: Likewise.
8391 * config/stormy16/stormy16.c: Likewise.
8392 * config/iq2000/iq2000.c: Likewise.
8393 * config/rs6000/rs6000.c: Likewise.
8394 * config/picochip/picochip.c: Likewise.
8395 * config/arc/arc.c: Likewise.
8396 * config/mcore/mcore.c: Likewise.
8397 * config/score/score.c: Likewise.
8398 * config/mips/mips.c: Likewise.
8399 * config/bfin/bfin.c: Likewise.
8400 * config/ia64/ia64.c: Likewise (disabled though).
8402 * config/frv/frv.h: Remove pointless remark.
8404 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
8405 TARGET_PROMOTE_FUNCTION_ARGS,
8406 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
8407 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
8409 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
8411 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
8412 -floop-parallelize-all.
8413 * toplev.c (process_options): Rename flag_graphite_force_parallel to
8414 flag_loop_parallelize_all.
8415 * tree-ssa-loop.c (gate_graphite_transforms): Same.
8416 * graphite.c (graphite_transform_loops): Same.
8418 * graphite-poly.c (apply_poly_transforms): Same.
8420 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
8422 PR tree-optimization/40914
8423 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
8424 if set, then check the delta field of the PMF record.
8425 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
8426 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
8427 call is stored in the delta.
8429 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
8431 * config/mips/mips.md (*clear_upper32_dext): New pattern.
8433 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
8435 * config/i386/bsd.h (ASM_BYTE): New define.
8436 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
8437 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
8438 .byte. Use fputs or putc instead of fprintf where appropriate.
8439 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
8440 fputs or putc instead of fprintf where appropriate.
8441 * config/i386/i386elf.h: Ditto.
8442 * config/i386/sysv4.h: Ditto.
8444 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
8445 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
8446 (*tls_global_dynamic_64): Ditto.
8448 2009-07-31 Christian Bruel <christian.bruel@st.com>
8450 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
8452 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8454 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
8455 Remove dead code for MINUS.
8457 2009-07-31 Anthony Green <green@moxielogic.com>
8459 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
8461 (moxie_expand_epilogue): Ditto for epilogue.
8462 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
8464 (moxie_function_arg): Ditto.
8465 (moxie_pass_by_reference): Ditto.
8466 (moxie_arg_partial_bytes): Ditto.
8467 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
8468 (FUNCTION_ARG_ADVANCE) Ditto.
8469 (REG_PARM_STACK_SPACE) Ditto.
8470 (FUNCTION_ARG_REGNO_P) Dito.
8472 * config.gcc: Add moxie linux config support.
8473 * gcc/config/moxie/uclinux.h: New file.
8475 2009-07-31 DJ Delorie <dj@redhat.com>
8477 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
8478 (UNSPECV_SP_SWITCH_E): New.
8479 (sp_switch_1): Change to an unspec.
8480 (sp_switch_2): Change to an unspec. Don't use post-inc when we
8482 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
8483 reference the new stack's address
8485 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8487 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
8488 graphite-clast-to-gimple.o, graphite-dependences.o,
8489 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
8490 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
8491 (graphite-blocking.o,
8492 graphite-clast-to-gimple.o, graphite-dependences.o,
8493 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
8494 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
8495 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
8496 * cfgloop.h (struct loop): Add can_be_parallel field.
8497 * common.opt (fgraphite-identity): Moved up.
8498 (fgraphite-force-parallel): New flag.
8499 * graphite.c: Rewrite.
8500 * graphite.h: Rewrite.
8501 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
8503 * toplev.c (graphite_out_file): New file descriptor.
8504 (graphite_in_file): New.
8505 (process_options): flag_graphite_force_parallel cannot be used without
8507 * tree-ssa-loop.c: Include toplev.h.
8508 (gate_graphite_transforms): Enable flag_graphite for
8509 flag_graphite_force_parallel.
8511 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8513 * ChangeLog.graphite: New.
8514 * graphite-blocking.c: New.
8515 * graphite-clast-to-gimple.c: New.
8516 * graphite-clast-to-gimple.h: New.
8517 * graphite-dependences.c: New.
8518 * graphite-dependences.h: New.
8519 * graphite-interchange.c: New.
8520 * graphite-poly.c: New.
8521 * graphite-poly.h: New.
8522 * graphite-ppl.c: New.
8523 * graphite-ppl.h: New.
8524 * graphite-scop-detection.c: New.
8525 * graphite-scop-detection.h: New.
8526 * graphite-sese-to-poly.c: New.
8527 * graphite-sese-to-poly.h: New.
8531 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8533 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
8534 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
8536 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8538 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
8539 (scev_is_linear_expression): Return false if the evolution is not
8540 affine multivariate.
8542 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8544 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
8545 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
8547 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8549 * tree-data-ref.c (debug_data_references): New.
8550 (debug_data_reference): New.
8551 * tree-data-ref.h (debug_data_references): Declared.
8552 (debug_data_reference): Declared.
8554 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8556 * tree-data-ref.c (stmt_simple_memref_p: Removed.
8557 * tree-data-ref.h (scop_p): Removed.
8558 (struct data_reference): Remove field scop.
8560 (stmt_simple_memref_p): Removed.
8562 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8564 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
8565 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
8568 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8570 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
8572 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8574 * doc/invoke.texi (-fgraphite-identity): Documented.
8576 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8578 * tree-scalar-evolution.c: Fix comment.
8579 (instantiate_scev_1): Return unknow from scev instantiation if the
8580 result is not above instantiate_below.
8582 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8584 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
8585 static anymore. Instantiate the symbols that may have been introduced
8587 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
8590 2009-07-30 DJ Delorie <dj@redhat.com>
8592 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
8593 .vliw directive to VLIW sections.
8595 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8597 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
8599 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
8600 (AUTOHEADER): New variable.
8601 ($(srcdir)/cstamp-h.in): Use it.
8603 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
8604 Pat Haugen <pthaugen@us.ibm.com>
8605 Revital Eres <ERES@il.ibm.com>
8607 * config/rs6000/vector.md (VEC_F): Add VSX support.
8611 (vector_load_<mode>): Ditto.
8612 (vector_store_<mode>): Ditto.
8613 (vector GPR move split): Ditto.
8614 (vec_reload_and_plus_<mptrsize>): Ditto.
8615 (vec_reload_and_reg_<mptrsize>): Ditto.
8616 (add<mode>3): Ditto.
8617 (sub<mode>3): Ditto.
8618 (mul<mode>3): Ditto.
8619 (neg<mode>2): Ditto.
8620 (abs<mode>2): Ditto.
8621 (smin<mode>3): Ditto.
8622 (smax<mode>3): Ditto.
8623 (vector_eq<mode>): Ditto.
8624 (vector_gt<mode>): Ditto.
8625 (vector_ge<mode>): Ditto.
8626 (vector_gtu<mode>): Ditto.
8627 (vector_select_<mode>_uns): Ditto.
8628 (vector_eq_<mode>_p): Ditto.
8629 (vector_gt_<mode>_p): Ditto.
8630 (vector_ge_<mode>_p): Ditto.
8631 (vector_gtu_<mode>_p): Ditto.
8632 (cr6_test_for_zero): Ditto.
8633 (cr6_test_for_zero_reverse): Ditto.
8634 (cr6_test_for_lt): Ditto.
8635 (cr6_test_for_lt_reverse): Ditto.
8636 (xor<mode>3): Ditto.
8637 (ior<mode>3): Ditto.
8638 (and<mode>3): Ditto.
8639 (one_cmpl<mode>2): Ditto.
8640 (nor<mode>2): Ditto.
8641 (andc<mode>2): Ditto.
8642 (float<VEC_int<mode>2): Ditto.
8643 (unsigned_float<VEC_int><mode>2): Ditto.
8644 (fix_trunc<mode><VEC_int>2): Ditto.
8645 (fixuns_trunc<mode><VEC_int>2): Ditto.
8647 (vec_set<mode>): Ditto.
8648 (vec_extract<mode>): Ditto.
8649 (vec_interleave_highv4sf): Ditto.
8650 (vec_interleave_lowv4sf): Ditto.
8651 (vec_realign_load_<mode>): Ditto.
8652 (vec_shl_<mode>): Ditto.
8653 (vec_shr_<mode>): Ditto.
8654 (div<mode>3): New patterns for VSX.
8655 (vec_interleave_highv2df): Ditto.
8656 (vec_interleave_lowv2df): Ditto.
8657 (vec_pack_trunc_v2df): Ditto.
8658 (vec_pack_sfix_trunc_v2df): Ditto.
8659 (vec_pack_ufix_trunc_v2df): Ditto.
8660 (vec_unpacks_hi_v4sf): Ditto.
8661 (vec_unpacks_lo_v4sf): Ditto.
8662 (vec_unpacks_float_hi_v4si): Ditto.
8663 (vec_unpacks_float_lo_v4si): Ditto.
8664 (vec_unpacku_float_hi_v4si): Ditto.
8665 (vec_unpacku_float_lo_v4si): Ditto.
8666 (movmisalign<mode>): Ditto.
8667 (vector_ceil<mode>2): New patterns for vectorizing math library.
8668 (vector_floor<mode>2): Ditto.
8669 (vector_btrunc<mode>2): Ditto.
8670 (vector_copysign<mode>3): Ditto.
8672 * config/rs6000/predicates.md (easy_vector_constant_msb): New
8673 predicate for setting the high bit in each word, used for copysign.
8675 * config/rs6000/ppc-asm.h (f19): Whitespace.
8676 (f32-f63): Define if VSX.
8677 (v0-v31): Define if Altivec.
8678 (vs0-vs63): Define if VSX.
8680 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
8682 * config/rs6000/power7.md: New file, provide tuning parameters for
8685 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
8686 (rs6000_cpu_cpp_builtins): Ditto.
8687 (altivec_overloaded_builtins): Ditto.
8688 (altivec_resolve_overloaded_builtin): Ditto.
8690 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
8691 debug switch to disable vectorizing simple math builtin
8694 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
8695 Vectorize simple math builtin functions.
8696 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
8697 hook to vectorize math builtins.
8698 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
8699 (rs6000_builtin_conversion): Add VSX/power7 support.
8700 (rs6000_builtin_vec_perm): Ditto.
8701 (vsplits_constant): Add support for loading up a vector constant
8702 with just the high bit set in each part.
8703 (rs6000_expand_vector_init): Add VSX/power7 support.
8704 (rs6000_expand_vector_set): Ditto.
8705 (rs6000_expand_vector_extract): Ditto.
8706 (rs6000_emit_move): Ditto.
8707 (bdesc_3arg): Ditto.
8708 (bdesc_2arg): Ditto.
8709 (bdesc_1arg): Ditto.
8710 (rs6000_expand_ternop_builtin): Ditto.
8711 (altivec_expand_builtin): Ditto.
8712 (rs6000_expand_unop_builtin): Ditto.
8713 (rs6000_init_builtins): Ditto.
8714 (altivec_init_builtins): Ditto.
8715 (builtin_function_type): Ditto.
8716 (rs6000_common_init_builtins): Ditto.
8717 (rs6000_handle_altivec_attribute); Ditto.
8718 (rs6000_mangle_type): Ditto.
8719 (rs6000_vector_mode_supported_p): Ditto.
8720 (rs6000_mode_dependent_address): Altivec addresses with AND -16
8723 * config/rs6000/vsx.md: New file for VSX support.
8725 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
8726 identifing values with just the most significant bit set.
8727 (enum rs6000_builtins): Add builtins for VSX. Add simple math
8728 vectorized builtins.
8730 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
8731 (UNSPEC_VRFIM): Delete.
8732 (splitter for loading up vector with most significant bit): New
8733 splitter for vectorizing copysign.
8734 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
8735 vectorizing simple math functions.
8736 (altivec_vrfip): Add support for vectorizing simple math functions.
8737 (altivec_vrfim): Ditto.
8738 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
8740 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
8741 (power7.md, vsx.md): Include for power7 support.
8742 (copysigndf3): Use VSX instructions if -mvsx.
8743 (negdf2_fpr): Ditto.
8744 (absdf2_fpr): Ditto.
8745 (nabsdf2_fpr): Ditto.
8746 (adddf3_fpr): Ditto.
8747 (subdf3_fpr): Ditto.
8748 (muldf3_fpr): Ditto.
8749 (divdf3_fpr): Ditto.
8750 (fix_truncdfdi2_fpr): Ditto.
8751 (cmpdf_internal1): Ditto.
8752 (fred, fred_fpr): Convert into expander/insn to add VSX support.
8753 (btruncdf2, btruncdf2_fpr): Ditto.
8754 (ceildf2, ceildf2_fpr): Ditto.
8755 (floordf2, floordf2_fpr): Ditto.
8756 (floatdidf2, floatdidf2_fpr): Ditto.
8757 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
8758 (fmsubdf4_fpr): Ditto.
8759 (fnmadddf4_fpr_1): Ditto.
8760 (fnmadddf4_fpr_2): Ditto.
8761 (fnmsubdf4_fpr_1): Ditto.
8762 (fnmsubdf4_fpr_2): Ditto.
8763 (fixuns_truncdfdi2): Add expander for VSX support.
8764 (fix_truncdfdi2): Ditto.
8765 (fix_truncdfsi2): Ditto.
8767 (btruncsf2): Whitespace.
8768 (movdf_hardfloat32): Add support for VSX registers.
8769 (movdf_softfloat32): Ditto.
8770 (movdf_hardfloat64): Ditto.
8771 (movdf_hardfloat64_mfpgpr): Ditto.
8772 (movdf_softfloat64): Ditto.
8773 (movti splitters): Add check for vector registers supporting
8774 TImode in the future.
8775 (bpermd): Add power7 bpermd instruction.
8777 * config/rs6000/altivec.h (vec_div): Define if VSX.
8781 (vec_nearbyint): Ditto.
8784 (all predicates): Use the generic builtin function, and not the V4SF
8785 specific function so that the predicates will work with VSX's V2DF.
8789 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
8790 Document new VSX functions and types.
8792 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
8795 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
8796 "wa", and "j" constraints. Modify "v" to talk about Altivec
8797 instead of just vector.
8799 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
8802 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
8803 location for phi arguments.
8804 (rewrite_update_phi_arguments): Find locations for reaching defs.
8805 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
8806 Add location to add_phi_arg calls.
8807 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
8808 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
8809 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
8810 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
8811 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
8812 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
8813 * tree-phinodes.c (make_phi_node): Initialize location.
8814 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
8815 (add_phi_arg): Add location parameter.
8816 (remove_phi_arg_num): Move location when moving phi argument.
8817 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
8819 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
8820 slpeel_update_phi_nodes_for_guard1,
8821 slpeel_update_phi_nodes_for_guard2,
8822 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
8823 vect_loop_versioning): Set locations.
8824 * tree-parloops.c (create_phi_for_local_result,
8825 transform_to_exit_first_loop, create_parallel_loop): Add locations.
8826 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
8827 * tree-vect-loop.c (get_initial_def_for_induction,
8828 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
8830 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
8831 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
8832 (gimple_phi_arg_set_location): New. Set locus.
8833 (gimple_phi_arg_has_location): New. Check for locus.
8834 (redirect_edge_var_map_location): New. Return locus from var_map.
8835 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
8836 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
8837 combining PHI arguments.
8838 (cond_store_replacement): Set location.
8839 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
8840 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
8841 scop_add_exit_phis_edge): Add locations.
8842 * tree-cfgcleanup.c (remove_forwarder_block,
8843 remove_forwarder_block_with_phi): Add locations.
8844 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
8845 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
8847 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
8848 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
8849 flush_pending_stmts): Add source location.
8850 * lambda-code.c (perfect_nestify): Maintain location stack with argument
8851 stack to preserve locations.
8852 * tree-vect-stmts.c (vectorizable_load): Add location.
8853 * tree-inline.c (copy_phis_for_bb): Copy locus.
8854 (setup_one_parameter): Add call locus to inlined parameter stmts.
8855 (initialize_inlined_parameters): Pass in call location as parameter
8857 (tree_function_versioning): Pass location to setup_one_parameter.
8858 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
8859 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
8860 copy and edge lists.
8861 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
8862 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
8863 locus parameter and override the stmt default if provided.
8864 (new_elim_graph, clear_elim_graph, delete_elim_graph,
8865 elim_graph_add_edge, elim_graph_remove_succ_edge,
8866 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
8867 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
8868 eliminate_phi): Add locus info in elimination graph for each edge and
8870 (insert_backedge_copies): Copy locus if present.
8871 * tree-flow.h (struct _edge_var_map): Add locus field.
8872 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
8873 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
8874 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
8876 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
8878 2009-07-30 Martin Jambor <mjambor@suse.cz>
8880 PR tree-optimization/40570
8881 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
8884 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
8886 * ssa-loop-manip.c: Include langhooks.h.
8887 (rewrite_phi_with_iv): New.
8888 (rewrite_all_phi_nodes_with_iv): New.
8889 (canonicalize_loop_ivs): Move here from tree-parloops.c.
8890 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
8891 * tree-parloops.c (loop_parallel_p): Move out all conditions
8892 except dependency check.
8893 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
8894 (gen_parallel_loop): Call canonicalize_loop_ivs without
8895 reduction_list argument.
8896 (build_new_reduction): New.
8897 (gather_scalar_reductions): New.
8898 (try_get_loop_niter): New.
8899 (try_create_reduction_list): New.
8900 (parallleize_loops): Change the parallel conditions check.
8901 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
8902 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
8904 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
8906 * opt-functions.awk (opt_args): Allow argument to be enclosed in
8908 * doc/options.texi (Option properties): Mention new quoting syntax.
8910 2009-07-29 Douglas B Rupp <rupp@gnat.com>
8912 * config/alpha/alpha.c (alpha_start_function):
8913 Handle VMS_DEBUG_MAIN_POINTER
8914 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
8915 * doc/invoke.texi: Document -mdebug-main switch.
8917 2009-07-29 Richard Henderson <rth@redhat.com>
8919 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
8920 (cgraph_create_edge_including_clones): Likewise.
8921 * tree-inline.c (copy_bb): Operate on the correct edges
8922 when updating the callgraph.
8924 2009-07-29 Douglas B Rupp <rupp@gnat.com>
8926 * config/alpha/vms-cc.c: Deleted.
8927 * config/alpha/vms-ld.c: Deleted.
8928 * config/alpha/t-vms64: Moved to config/vms
8929 * config/alpha/vms-crt0-64.c: Moved to config/vms
8930 * config/alpha/vms-crt0.c: Moved to config/vms
8931 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
8932 * config/alpha/vms-psxcrt0.c: Moved to config/vms
8933 * config/alpha/xm-vms.h: Moved to config/vms
8934 * config/alpha/x-vms: Moved to config/vms
8935 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
8937 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
8938 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
8940 * config/vms/t-vms64: Moved here from config/alpha
8941 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
8942 (argc,argv,envp): Enforce 32bit malloc'ing.
8943 * config/vms/vms-psxcrt0-64.c: Likewise.
8944 * config/vms/vms-crt0.c: Moved here from config/alpha.
8945 * config/vms/vms-psxcrt0.c: Likewise.
8946 * config/vms/vms-crtl-64.h: New file.
8947 * config/vms/vms-crtl.h: New file.
8948 * config/vms/vms.opt: New file.
8949 * config/vms/xm-vms64.h: New file.
8950 * config/vms/xm-vms.h: Moved here from config/alpha.
8951 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
8953 * config/vms/x-vms: Moved here from config/alpha.
8954 (version, VMS_EXTRA_PARTS): Moved to t-vms.
8955 (vms-ld.o, vms-cc.o): Removed.
8956 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
8958 2009-07-29 Douglas B Rupp <rupp@gnat.com>
8960 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
8961 correct stack (obvious VMS fix).
8963 2009-07-29 Douglas B Rupp <rupp@gnat.com>
8965 * dwarf2out.c (output_file_names): Output VMS style file name, size,
8966 date, version info if VMS_DEBUGGING_INFO defined.
8967 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
8968 size, date calculating code moved here.
8970 2009-07-29 Paul Brook <paul@codesourcery.com>
8972 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
8975 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
8978 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
8979 to DImode when generating insq_le insn.
8981 2009-07-28 Douglas B Rupp <rupp@gnat.com>
8983 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
8984 New macro set for VMS_DEBUGGGING_INFO.
8985 (AT_string_form): Use it.
8987 2009-07-28 DJ Delorie <dj@redhat.com>
8989 * config/mep/mep.c (vtext_section): New.
8990 (vftext_section): New.
8991 (ftext_section): New.
8992 (mep_select_section): Add support for functions.
8993 (mep_unique_section): Likewise.
8994 (mep_asm_init_sections): Likewise.
8995 (mep_encode_section_info): Remove it from here.
8997 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
8999 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
9001 * tree.h (TREE_DEPRECATED): Document it is used for types too.
9002 (TYPE_VECTOR_OPAQUE): Use default_def_flag
9004 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9006 * dwarf2out.c (output_file_names): Test new macro
9007 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
9008 (add_comp_dir_attribute): Likewise.
9010 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
9012 * config/i386/mingw-w64.h (LINK_SPEC): Add
9013 separating space between commands.
9015 2009-07-28 Jan Hubicka <jh@suse.cz>
9017 PR tree-optimization/40759
9018 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
9021 2009-07-27 DJ Delorie <dj@redhat.com>
9023 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
9024 types are dword-aligned.
9025 (mep_expand_va_start): Likewise.
9027 2009-07-27 Olivier Hainque <hainque@adacore.com>
9028 Douglas B Rupp <rupp@gnat.com>
9030 * convert.c (convert_to_pointer): Don't assume the target
9031 pointer type is POINTER_SIZE long. Fetch its precision instead.
9033 2009-07-27 Douglas B Rupp <rupp@gnat.com>
9035 * system.h (fopen): Undefine if macro.
9037 2009-07-27 Jakub Jelinek <jakub@redhat.com>
9039 * dwarf2out.c (output_cfi_p): Removed.
9040 (output_cfis): New function.
9041 (output_fde): New function, split from output_call_frame_info.
9042 (output_call_frame_info): Use it.
9043 (dwarf2out_switch_text_section): Use output_cfis.
9045 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9047 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
9048 TARGET_BI_ARCH is specified without enabling SJLJ.
9049 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
9050 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
9052 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
9054 * arm.md (negdi2): Use DImode if forcing a value into a register.
9056 2009-07-26 Ira Rosen <irar@il.ibm.com>
9058 PR tree-optimization/40801
9059 * tree-vect-stmts.c (vectorizable_call): Get previous copy
9060 of vector operand from the previous copy of vector statement.
9061 Pass the correct definition type value to
9062 vect_get_vec_def_for_stmt_copy().
9064 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9066 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
9067 const char ** conversion.
9069 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9071 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
9072 fancy_abort() if !ENABLE_ASSERT_CHECKING.
9073 (gcc_unreachable): Invoke __builtin_unreachable() if
9074 !ENABLE_ASSERT_CHECKING.
9076 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9078 PR rtl-optimization/40445
9079 * emit-rtl.c (next_nonnote_insn_bb): New function.
9080 * rtl.h (next_nonnote_insn_bb): Declare new function.
9081 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
9082 with no successors that is the successor of the ENTRY_BLOCK.
9083 Continue from the top after removing an empty fallthrough block.
9084 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
9085 of next_nonnote_insn.
9087 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9089 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
9091 2009-07-25 Martin Jambor <mjambor@suse.cz>
9093 * c-common.c (c_common_attribute_table): New element for noclone.
9094 (handle_noclone_attribute): New function. Forward-declare.
9095 * tree-inline.c (tree_versionable_function_p): Check for noclone
9097 * doc/extend.texi (Labels as Values): Document need for noclone.
9098 (Function Attributes): Document noclone attribute.
9100 2009-07-25 Jakub Jelinek <jakub@redhat.com>
9102 PR rtl-optimization/34999
9103 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
9104 and dw_fde_switched_cold_to_hot fields.
9105 (output_cfi_p): New function.
9106 (output_call_frame_info): If fde->dw_fde_switched_sections,
9107 output 2 FDEs instead of one with corrupted header.
9108 (dwarf2out_do_cfi_startproc): New function.
9109 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
9110 and fde->dw_fde_switched_cold_to_hot.
9111 (dwarf2out_switch_text_section): Compute
9112 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
9113 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
9114 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
9115 Otherwise, compute fde->dw_fde_switch_cfi.
9117 2009-07-24 Cary Coutant <ccoutant@google.com>
9119 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
9121 2009-07-24 Cary Coutant <ccoutant@google.com>
9123 * cfghooks.c (split_block): Copy discriminator to new block.
9124 * tree-cfg.c (assign_discriminator): Check location of last
9125 instruction in block as well as first.
9127 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
9129 * config/i386/linux.c: Use fputs or putc instead of fprintf
9131 * config/i386/gas.h: Ditto.
9132 * config/i386/x86-64.h: Ditto.
9133 * config/i386/att.h: Ditto.
9135 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9137 * expmed.c (emit_store_flag): Use a recursive call to optimize the
9140 2009-07-24 Martin Jambor <mjambor@suse.cz>
9142 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
9143 (ipa_push_func_to_list_1): Declare.
9144 (ipa_push_func_to_list): New function.
9146 * ipa-prop.c (ipa_push_func_to_list_1): New function.
9147 (ipa_init_func_list): Call ipa_push_func_to_list_1.
9148 (ipa_push_func_to_list): Removed.
9149 (ipa_pop_func_from_list): Clear node_enqueued flag.
9151 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
9153 * config/s390/s390.c (override_options): Default
9154 max-unrolled-insns to 100 for z10 tuning.
9156 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
9158 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
9159 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
9160 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
9161 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
9162 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
9163 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
9164 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
9166 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9168 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
9169 use default set in mingw32.h header.
9170 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
9171 64-bit /mingw/include path.
9172 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
9175 2009-07-23 Neil Vachharajani <nvachhar@google.com>
9177 PR rtl-optimization/40209
9178 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
9180 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
9182 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
9183 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
9184 with the rest of string where appropriate. Use fputs or putc
9185 instead of fprintf where appropriate.
9187 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
9188 Pat Haugen <pthaugen@us.ibm.com>
9189 Revital Eres <ERES@il.ibm.com>
9191 * config/rs6000/vector.md: New file. Move most of the vector
9192 expander support here from altivec.md to allow for the VSX vector
9193 unit in the future. Add support for secondary_reload patterns.
9194 Rewrite the patterns for vector comparison, and vector comparison
9195 predicate instructions so that the RTL expresses the desired
9196 behavior, instead of using unspec.
9198 * config/rs6000/constraints.md ("f" constraint): Use
9199 rs6000_constraints to hold the precalculated register class.
9200 ("d" constraint): Ditto.
9201 ("wd" constraint): New constraint for VSX.
9202 ("wf" constraint): Ditto.
9203 ("ws" constraint): Ditto.
9204 ("wa" constraint): Ditto.
9205 ("wZ" constraint): Ditto.
9206 ("j" constraint): Ditto.
9208 * config/rs6000/predicates.md (vsx_register_operand): New
9210 (vfloat_operand): New predicate for vector.md.
9211 (vint_operand): Ditto.
9212 (vlogical_operand): Ditto.
9213 (easy_fp_constant): If VSX, 0.0 is an easy constant.
9214 (easy_vector_constant): Add VSX support.
9215 (altivec_indexed_or_indirect_operand): New predicate for
9216 recognizing Altivec style memory references with AND -16.
9218 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
9219 for vector secondary reload support.
9220 (rs6000_vector_reg_class): Delete, replacing it with
9222 (rs6000_vsx_reg_class): Ditto.
9223 (rs6000_constraints): New array to hold the register classes of
9224 each of the register constraints that can vary at runtime.
9225 (builtin_mode_to_type): New static array for builtin function type
9227 (builtin_hash_table): New static hash table for builtin function
9229 (TARGET_SECONDARY_RELOAD): Define target hook.
9230 (TARGET_IRA_COVER_CLASSES): Ditto.
9231 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
9232 registers are 128 bits if VSX memory reference instructions are used.
9233 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
9235 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
9236 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
9237 Print several of the scheduling related parameters.
9238 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
9239 rs6000_constraints instead of rs6000_vector_reg_class. Move
9240 -mdebug=reg code to rs6000_debug_reg_global. Add support for
9241 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
9242 Altivec. Add VSX support. Setup for secondary reload support on
9243 Altivec/VSX registers.
9244 (rs6000_override_options): Make power7 set the scheduling groups
9245 like the power5. Add support for new debug switches to override
9246 the scheduling defaults. Temporarily disable -mcpu=power7 from
9247 setting -mvsx. Add support for debug switches -malways-hint,
9248 -msched-groups, and -malign-branch-targets.
9249 (rs6000_buitlin_conversion): Add support for returning unsigned
9250 vector conversion functions to fix regressions due to stricter
9252 (rs6000_builtin_mul_widen_even): Ditto.
9253 (rs6000_builtin_mul_widen_odd): Ditto.
9254 (rs6000_builtin_vec_perm): Ditto.
9255 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
9256 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
9258 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
9260 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
9261 VSX types for bit operations. Changes to accomidate vector.md.
9262 (bdesc_2arg): Ditto.
9263 (bdesc_1arg): Ditto.
9264 (struct builtin_description_predicates): Rewrite predicate
9265 handling so that RTL describes the operation, instead of passing
9266 the instruction to be used as a string argument.
9267 (bdesc_altivec_preds): Ditto.
9268 (altivec_expand_predicate_builtin): Ditto.
9269 (altivec_expand_builtin): Ditto.
9270 (rs6000_expand_ternop_builtin): Use a switch instead of an if
9271 statement for vsldoi support.
9272 (altivec_expand_ld_builtin): Change to use new names from vector.md.
9273 (altivec_expand_st_builtin): Ditto.
9274 (paired_expand_builtin): Whitespace changes.
9275 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
9276 builtin_mode_to_type table for secondary reload. Call
9277 builtin_function_type to build random builtin functions.
9278 (altivec_init_builtins): Change to use builtin_function_type to
9279 create builtin function types dynamically as we need them.
9280 (builtin_hash_function): New support for hashing the tree types
9281 for builtin function as we need it, rather than trying to build
9282 all of the trees that we need. Add initial preliminary VSX support.
9283 (builtin_function_type): Ditto.
9284 (builtin_function_eq): Ditto.
9285 (builtin_hash_struct): Ditto.
9286 (rs6000_init_builtins): Ditto.
9287 (rs6000_common_init_builtins): Ditto.
9288 (altivec_init_builtins): Ditto.
9289 (rs6000_common_init_builtins): Ditto.
9290 (enum reload_reg_type): New enum for simplifing reg classes.
9291 (rs6000_reload_register_type): Simplify register classes into GPR,
9292 Vector, and other registers. Altivec and VSX addresses in reload.
9293 (rs6000_secondary_reload_inner): Ditto.
9294 (rs6000_ira_cover_classes): New target hook, that returns the
9295 appropriate cover classes, based on -mvsx being used or not.
9296 (rs6000_secondary_reload_class): Add VSX support.
9297 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
9298 (get_vsel_insn): Ditto.
9299 (rs6000_emit_vector_compare): Rewrite vector conditional support
9300 so that where we can, we use RTL operators, instead of blindly use
9302 (rs6000_emit_vector_select): Ditto.
9303 (rs6000_emit_vector_cond_expr): Ditto.
9304 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
9305 (create_TOC_reference): Add -mdebug=addr support.
9306 (emit_frame_save): VSX loads/stores need register indexed addressing.
9308 * config/rs6000/rs6000.md: Include vector.md.
9310 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
9312 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
9313 support for V2DI, V2DF in logical, permute, select operations.
9315 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
9316 switch for vsx/power7.
9317 (-mvsx-scalar-memory): Ditto.
9318 (-mvsx-align-128): Ditto.
9319 (-mallow-movmisalign): Ditto.
9320 (-mallow-df-permute): Ditto.
9321 (-msched-groups): Ditto.
9322 (-malways-hint): Ditto.
9323 (-malign-branch-targets): Ditto.
9325 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
9327 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
9328 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
9329 (rs6000_vector_reg_class): Delete.
9330 (rs6000_vsx_reg_class): Ditto.
9331 (enum rs6000_reg_class_enum): New enum for the constraints that
9332 vary based on target switches.
9333 (rs6000_constraints): New array to hold the register class for all
9334 of the register constraints that vary based on the switches used.
9335 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
9336 (enum rs6000_builtins): Add unsigned varients for the builtin
9337 declarations returned by target hooks for expanding multiplies,
9338 select, and permute operations. Add VSX builtins.
9339 (enum rs6000_builtin_type_index): Add entries for VSX.
9340 (V2DI_type_node): Ditto.
9341 (V2DF_type_node): Ditto.
9342 (unsigned_V2DI_type_node): Ditto.
9343 (bool_long_type_node): Ditto.
9344 (intDI_type_internal_node): Ditto.
9345 (uintDI_type_internal_node): Ditto.
9346 (double_type_internal_node): Ditto.
9348 * config/rs6000/altivec.md (whole file): Move all expanders to
9349 vector.md from altivec.md. Rename insn matching functions to be
9351 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
9352 (altivec_vcmp*): Ditto.
9353 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
9354 (VM): New iterator for moves that includes the VSX types.
9355 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
9356 (altivec_vperm_<mode>_uns): New, for unsigned types.
9357 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
9358 (altivec_eq<mode>): Ditto.
9359 (altivec_gt<mode>): Ditto.
9360 (altivec_gtu<mode>): Ditto.
9361 (altivec_eqv4sf): Ditto.
9362 (altivec_gev4sf): Ditto.
9363 (altivec_gtv4sf): Ditto.
9364 (altivec_vcmpbfp_p): Ditto.
9366 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
9368 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
9371 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
9374 * config/i386/i386.c (output_387_ffreep): Rewrite to use
9375 ASM_SHORT instead of .word.
9376 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
9377 instead of .word in asm template.
9379 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
9382 * ira-lives.c (bb_has_abnormal_call_pred): New function.
9383 (process_bb_node_lives): Use it.
9385 * ira.c (setup_cover_and_important_classes): Don't setup
9386 ira_important_class_nums. Add cover classes to the end of
9388 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
9390 (find_reg_class_closure): Use reorder_important_classes.
9392 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
9394 * config/i386/i386.c (i386_ira_cover_classes): New function.
9395 (TARGET_IRA_COVER_CLASSES): Redefine.
9397 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
9398 importance of order of cover classes in the array.
9400 2009-07-22 Diego Novillo <dnovillo@google.com>
9402 * tree-pass.h (TDF_EH): Define.
9403 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
9404 contains TDF_EH, print the EH region number holding GS.
9405 * tree-dump.c (dump_options): Add "eh".
9406 * doc/invoke.texi: Document it.
9408 2009-07-22 Doug Kwan <dougkwan@google.com>
9410 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
9412 2009-07-22 Michael Matz <matz@suse.de>
9414 PR tree-optimization/35229
9415 PR tree-optimization/39300
9417 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
9418 (inhibit_phi_insertion): New function.
9419 (insert_into_preds_of_block): Call it for REFERENCEs.
9420 (init_pre): Initialize and finalize scalar evolutions.
9421 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
9423 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
9425 * config/i386/predicates.md (zero_extended_scalar_load_operand):
9426 Use CONST_VECTOR_NUNITS to determine number of elements.
9428 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
9430 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
9431 (U, W): Constraints are now deprecated and will be removed if we
9433 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
9435 ("prefetch"): Add the stcmh instruction for prefetching.
9436 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
9438 (s390_short_displacement): Return always true if compiling for
9439 machines not providing the long displacement facility.
9440 (s390_mem_constraint): Support the new constraint letter Z.
9441 (s390_check_qrst_address): New function.
9443 2009-07-21 DJ Delorie <dj@redhat.com>
9445 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
9448 2009-07-21 Jason Merrill <jason@redhat.com>
9450 * c-common.c (max_tinst_depth): Increase default to 1024.
9452 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
9454 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
9455 (vec_unpacku_float_lo_v4si): Ditto.
9457 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
9460 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
9461 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
9462 (builtin_description): Add __builtin_ia32_cvtudq2ps.
9463 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
9465 2009-07-21 Jakub Jelinek <jakub@redhat.com>
9467 PR tree-optimization/40813
9468 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
9471 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
9473 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
9474 with a NOP_EXPR if needed.
9476 2009-07-21 Paul Brook <paul@codesourcery.com>
9478 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
9479 Terminate debug dump with newline.
9481 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9483 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
9484 Cast "1" to unsigned HOST_WIDE_INT.
9485 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
9486 deposit length to the maximum length - lsb. Extend length if
9487 HOST_BITS_PER_WIDE_INT is 32.
9489 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
9491 * cgraph.h (constant_pool_htab): New function.
9492 (constant_descriptor_tree): Move from varasm.c.
9493 * varasm.c (constant_pool_htab): New function.
9494 (constant_descriptor_tree): Move to cgraph.h.
9496 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
9498 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
9500 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
9502 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
9505 2009-07-20 Xinliang David Li <davidxl@google.com>
9507 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
9509 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
9511 * config/mips/mips.md (move_type): Add arith.
9512 (type): Handle arith.
9513 (zero_extendsidi2): Rename this into ...
9514 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
9515 (zero_extendsidi2): New expander.
9516 (*zero_extendsidi2_dext): New pattern.
9518 2009-07-20 Nick Clifton <nickc@redhat.com>
9520 * config.gcc (mips64-*-*): Add definition of tm_defines in order
9521 to set MIPS_ABI_DEFAULT.
9522 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
9524 2009-07-20 Jakub Jelinek <jakub@redhat.com>
9526 * tree-object-size.c (addr_object_size): Handle unions with
9527 array in it as last field of structs in __bos (, 1) as __bos (, 0).
9529 PR tree-optimization/40792
9530 * tree.c (build_function_type_skip_args): Remove bogus assert.
9532 2009-07-20 Jan Hubicka <jh@suse.cz>
9533 Martin Jambor <mjambor@suse.cz>
9535 * cgraph.h (combined_args_to_skip): New field.
9536 * cgraph.c (cgraph_create_virtual_clone): Properly handle
9537 combined_args_to_skip and args_to_skip.
9538 * tree-inline.c (update_clone_info): New function.
9539 (tree_function_versioning): Call update_clone_info.
9540 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
9542 (cgraph_materialize_all_clones): More extensive dumping, working
9543 with combined_args_to_skip rather than args_to_skip.
9545 2009-07-20 Ira Rosen <irar@il.ibm.com>
9547 * tree-vectorizer.h (vectorizable_condition): Add parameters.
9548 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
9549 (get_initial_def_for_reduction): Likewise.
9550 (vectorizable_reduction): Skip the check of first operand in case
9551 of COND_EXPR. Add check that it is outer loop vectorization if
9552 nested cycle was detected. Call vectorizable_condition() for
9553 COND_EXPR. If reduction epilogue cannot be created do not fail for
9554 nested cycles (if it is not double reduction). Assert that there
9555 is only one type in the loop in case of COND_EXPR. Call
9556 vectorizable_condition() to vectorize COND_EXPR.
9557 * tree-vect-stmts.c (vectorizable_condition): Update comment.
9558 Add parameters. Allow nested cycles if called from
9559 vectorizable_reduction(). Use reduction vector variable if provided.
9560 (vect_analyze_stmt): Call vectorizable_reduction() before
9561 vectorizable_condition().
9562 (vect_transform_stmt): Update call to vectorizable_condition().
9564 2009-07-20 Christian Bruel <christian.bruel@st.com>
9566 * config/sh/sh.opt (-mfmovd): Resurrect and document.
9567 * doc/invoke.texi (-mfmovd): Likewise.
9568 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
9570 2009-07-20 Jan Hubicka <jh@suse.cz>
9572 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
9573 when handling SSA name.
9575 2009-07-19 Jan Hubicka <jh@suse.cz>
9577 PR tree-optimization/40676
9578 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
9579 virtual PHIs in empty BBs.
9581 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9583 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
9584 re-expanded the compound use gen_lowpart instead to convert to the
9587 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9589 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
9590 OUTER_CONST arguments.
9591 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
9592 the new wider mode will be masked off.
9593 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
9595 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9597 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
9598 high-order bits are zero.
9600 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9602 * combine.c (simplify_shift_const_1): Split code to determine
9604 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
9605 new bits shifted in are identical to the old sign bit.
9607 2009-07-18 Richard Guenther <rguenther@suse.de>
9610 * gimplify.c (gimplify_call_expr): Reject code using results from
9611 functions returning void.
9613 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
9615 * doc/md.texi: Document the new PowerPC "es" constraint.
9616 Document that "m" can include automodified addresses on this target,
9617 and explain how %U must be used. Extend the "Q" and "Z" documentation
9618 to suggest "es" as well as "m".
9619 * config/rs6000/constraints.md (es): New memory constraint.
9620 (Q, Z): Update strings to match new documentation.
9622 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
9624 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
9625 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
9626 * config/rs6000/predicates.md (volatile_mem_operand): Use
9627 offsettable_nonstrict_memref_p.
9628 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
9629 (*floatunssidf2_internal): Likewise.
9630 (*fix_truncdfsi2_internal): Likewise.
9631 (*fix_trunctfsi2_internal): Likewise.
9633 2009-07-17 Anatoly Sokolov <aesok@post.ru>
9635 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
9637 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9639 2009-07-17 Richard Guenther <rguenther@suse.de>
9642 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
9643 (pass_warn_unused_result): Likewise.
9644 (TODO_set_props): Remove.
9645 * omp-low.c (diagnose_omp_structured_block_errors): Change to
9647 (pass_diagnose_omp_blocks): Define.
9648 * c-decl.c (pop_file_scope): Do not finalize the CU here.
9649 (c_gimple_diagnostics_recursively): Remove.
9650 (finish_function): Do not call it.
9651 (c_write_global_declarations): Continue after errors.
9652 Finalize the CU here.
9653 * c-gimplify.c (c_genericize): Do not gimplify here.
9654 * c-common.c (c_warn_unused_result): Move ...
9655 * tree-cfg.c (do_warn_unused_result): ... here.
9656 (run_warn_unused_result): New function.
9657 (gate_warn_unused_result): New function.
9658 (pass_warn_unused_result): New pass.
9659 * c-common.h (c_warn_unused_result): Remove.
9660 * flags.h (flag_warn_unused_result): Declare.
9661 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
9662 * opts.c (flag_warn_unused_result): Initialize to false.
9663 * toplev.c (compile_file): Add comment.
9664 * omp-low.c (create_omp_child_function): Do not register
9665 the function with the frontend.
9666 (diagnose_omp_structured_block_errors): Prepare to be
9667 called as optimization pass.
9668 (gate_diagnose_omp_blocks): New function.
9669 (pass_diagnose_omp_blocks): New pass.
9670 * cgraph.h (cgraph_optimize): Remove.
9671 (cgraph_analyze_function): Likewise.
9672 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
9673 * cgraphunit.c (cgraph_lower_function): Lower nested functions
9674 before their parents here.
9675 (cgraph_finalize_function): Not here.
9676 (cgraph_analyze_function): Gimplify functions here.
9677 (cgraph_finalize_compilation_unit): Continue after errors.
9678 Optimize the callgraph from here.
9679 (cgraph_optimize): Make static.
9680 * langhooks.c (write_global_declarations): Finalize the CU.
9681 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
9682 (gimplify_function_tree): Assert we gimplify only once.
9683 Set PROP_gimple_any property.
9684 * tree-nested.c (gimplify_all_functions): New function.
9685 (lower_nested_functions): Gimplify all nested functions.
9686 * gimple.h (diagnose_omp_structured_block_errors): Remove.
9687 * passes.c (init_optimization_passes): Add pass_warn_unused_result
9688 and pass_diagnose_omp_blocks after gimplification. Do not
9689 set TODO_set_props on all_lowering_passes.
9690 (execute_one_pass): Do not handle TODO_set_props.
9691 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
9692 (gimplify.o): Add tree-pass.h dependency.
9693 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
9694 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
9695 (unsave_r): Likewise.
9696 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
9699 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
9701 * doc/service.texi (Service): Restore previously removed link,
9702 which isn't broken after all.
9704 2009-07-17 Richard Guenther <rguenther@suse.de>
9706 PR tree-optimization/40321
9707 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
9708 PHI nodes to the maximal set.
9709 (make_values_for_phi): Add PHI arguments to the maximal set.
9710 (execute_pre): Dump PHI_GEN and the maximal set.
9712 2009-07-17 Jakub Jelinek <jakub@redhat.com>
9715 * gimplify.c (gimplify_conversion): Don't change non-conversions into
9718 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
9720 * doc/extend.texi (Nested Functions): Replace broken link with
9722 * doc/service.texi (Service): Remove broken link.
9724 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
9727 * builtins.c (expand_builtin_memcmp): Use loc instead of
9728 EXPR_LOCATION (exp).
9729 (expand_builtin_strncmp): Likewise.
9731 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
9732 Manuel López-Ibáñez <manu@gcc.gnu.org>
9735 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
9736 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
9737 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
9738 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
9739 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
9740 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
9741 tree-inline.c, c-common.c, c-common.h, gimple.c,
9742 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
9743 convert.c: Add location argument to fold_{unary,binary,ternary},
9744 fold_build[123], build_call_expr, build_size_arg,
9745 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
9746 fold_build1_initializer, fold_build2_initializer,
9747 fold_build3_initializer, fold_build_call_array,
9748 fold_build_call_array_initializer, fold_single_bit_test,
9749 omit_one_operand, omit_two_operands, invert_truthvalue,
9750 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
9751 combine_comparisons, fold_builtin_*, fold_call_expr,
9752 build_range_check, maybe_fold_offset_to_address, round_up,
9755 2009-07-16 Jason Merrill <jason@redhat.com>
9758 * c-common.c (c_common_reswords): Add __is_standard_layout
9760 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
9761 * doc/implement-cxx.texi: New.
9762 * doc/gcc.texi: Include it.
9764 2009-07-16 DJ Delorie <dj@redhat.com>
9766 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
9767 compares that may be indirectly affected by previous instructions.
9769 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9771 * builtins.c (do_mpc_arg2): New.
9772 (fold_builtin_2): Fold builtin cpow.
9773 * real.h (HAVE_mpc_pow): New.
9775 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
9777 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
9778 comparison to skip unprofitable schedule
9780 2009-07-16 Simon Baldwin <simonb@google.com>
9782 * gcc.c (option_map): New flag -no-canonical-prefixes.
9783 * (display_help): Print help text for new flag.
9784 * (process_command): Move options translation and language specifics
9785 and handle new flag early. Use it to set a function pointer to a
9786 prefix builder. Replace make_relative_prefix calls with calls to
9787 the function pointed to. Ignore new flag in regular options handling.
9788 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
9790 2009-07-15 DJ Delorie <dj@redhat.com>
9792 * config/mep/mep.md (sibcall_internal): Change register to avoid
9794 (sibcall_value_internal): Likewise.
9796 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
9798 PR rtl-optimization/40710
9799 * resource.c (mark_target_live_regs): Reset DF problem to LR.
9801 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
9803 * config/mips/mips.md (*extenddi_truncate<mode>,
9804 *extendsi_truncate<mode>): Change type attribute to move_type
9805 with shift_shift. Split out code handling exts from here ...
9806 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
9808 (*extendhi_truncateqi): Change type attribute to move_type with
9809 shift_shift. Split out code handling exts from here ...
9810 (*extendhi_truncateqi_exts): ... to this new pattern.
9812 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
9814 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
9815 instead of "and" with inverted sign bit mask value. Use
9816 "nonimmediate_operand" for operand 1 and operand 2 predicate.
9817 Allocate registers only for operand 4 and operand 5.
9819 2009-07-15 Jakub Jelinek <jakub@redhat.com>
9822 * fold-const.c (fold_cond_expr_with_comparison): When folding
9823 < and <= to MIN, make sure the MIN uses the same type as the
9824 comparison's operands.
9826 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
9828 * arm.md (ior_xor): New code iterator.
9829 (split for ior/xor with shift and zero-extend): New split pattern.
9830 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
9832 2009-07-15 Richard Guenther <rguenther@suse.de>
9834 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
9837 2009-07-15 Richard Guenther <rguenther@suse.de>
9840 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
9842 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
9844 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
9845 handle 2.6.30 kernel.
9847 2009-07-15 DJ Delorie <dj@redhat.com>
9849 * config/mep/mep.md (sibcall_internal): Change register to allow
9850 for 24-bit addresses.
9851 (sibcall_value_internal): Likewise.
9853 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
9855 * doc/invoke.texi: Added descriptions of the scheduling heuristics
9856 that are enabled/disabled by the flags introduced by a previous patch.
9858 2009-07-14 DJ Delorie <dj@redhat.com>
9860 * config/mep/mep.md (sibcall_internal): Include non-toggling
9862 (sibcall_value_internal): Likewise.
9864 2009-07-14 Taras Glek <tglek@mozilla.com>
9865 Rafael Espindola <espindola@google.com>
9867 * doc/sourcebuild.texi: Document install-plugin target.
9868 * configure.ac: Added install-plugin target to language makefiles.
9869 * configure: Regenerate.
9870 * Makefile.in: (install-plugin): Install more headers,
9871 depend on lang.install-plugin.
9873 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
9875 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
9878 2009-07-14 DJ Delorie <dj@redhat.com>
9880 * config/mep/mep.c (mep_vliw_jmp_match): New function.
9881 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
9882 * config/mep/mep.md (sibcall_internal): Change test from
9883 mep_vliw_mode_match to mep_vliw_jmp_match.
9884 (sibcall_value_internal): Likewise.
9886 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
9888 * config/i386/sse.md (copysign<mode>3): New expander.
9889 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
9890 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
9891 Use ix86_build_const_vector.
9892 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
9893 IX86_BUILTIN_CPYSGNPD.
9894 (builtin_description): Add __builtin_ia32_copysignps and
9895 __builtin_ia32_copysignpd.
9896 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
9897 and BUILT_IN_COPYSIGNF.
9899 2009-07-13 Jason Merrill <jason@redhat.com>
9901 * builtins.c (can_trust_pointer_alignment): New fn.
9902 (get_pointer_alignment): Factor it out from here.
9903 * tree.h: Declare it.
9905 2009-07-14 David Edelsohn <edelsohn@gnu.org>
9907 * config/rs6000/predicates.md (offsettable_mem_operand): Test
9910 2009-07-14 Dodji Seketeli <dodji@redhat.com>
9914 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
9916 2009-07-14 Richard Guenther <rguenther@suse.de>
9917 Andrey Belevantsev <abel@ispras.ru>
9920 * cfgexpand.c (partition_stack_vars): Do not bother to update
9921 alias information when not optimizing.
9923 2009-07-14 Richard Guenther <rguenther@suse.de>
9924 Andrey Belevantsev <abel@ispras.ru>
9926 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
9927 (pt_solution_set): Likewise.
9928 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
9929 * tree-ssa-structalias.c (pt_solution_set): New function.
9930 * final.c (rest_of_clean_state): Free SSA data structures.
9931 * print-rtl.c (print_decl_name): Remove.
9932 (print_mem_expr): Implement in terms of print_generic_expr.
9933 * alias.c (ao_ref_from_mem): New function.
9934 (rtx_refs_may_alias_p): Likewise.
9935 (true_dependence): Query alias-export info.
9936 (canon_true_dependence): Likewise.
9937 (write_dependence_p): Likewise.
9938 * tree-dfa.c (get_ref_base_and_extent): For void types leave
9940 * emit-rtl.c (component_ref_for_mem_expr): Remove.
9941 (mem_expr_equal_p): Use operand_equal_p.
9942 (set_mem_attributes_minus_bitpos): Do not use
9943 component_ref_for_mem_expr.
9944 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
9945 (update_alias_info_with_stack_vars): Likewise.
9946 (partition_stack_vars): Call update_alias_info_with_stack_vars.
9947 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
9948 explicitly nor clear stmt operands.
9949 Free the decl-to-pointer map.
9950 * tree-optimize.c (execute_free_datastructures): Do not free
9951 SSA data structures here.
9952 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
9953 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
9954 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
9956 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
9958 2009-07-13 DJ Delorie <dj@redhat.com>
9960 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
9961 unrolling at the right iteration count.
9963 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
9966 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
9968 * haifa-sched.c (rank_for_schedule): Introduced flags to
9969 enable/disable individual scheduling heuristics.
9970 * common.opt: Introduced flags to enable/disable individual
9971 heuristics in the scheduler.
9972 * doc/invoke.texi: Introduced flags to enable/disable individual
9973 heuristics in the scheduler.
9975 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
9977 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
9978 config/i386/mingw-tls.c.
9979 * config/i386/mingw-tls.c: Removed.
9981 2009-07-13 Ira Rosen <irar@il.ibm.com>
9983 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
9984 checks access only relevant statements.
9985 (vectorizable_reduction): Likewise.
9987 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
9989 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
9990 just for 32-bit case.
9992 2009-07-12 Jan Hubicka <jh@suse.cz>
9994 PR tree-optimization/40585
9995 * except.c (expand_resx_expr): When there already is resume
9996 instruction, produce linked list.
9997 (build_post_landing_pads): Assert that resume is empty.
9998 (connect_post_landing_pads): Handle resume lists.
9999 (dump_eh_tree): Dump resume list.
10001 2009-07-12 Ira Rosen <irar@il.ibm.com>
10003 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
10004 with additional argument.
10005 * tree-vectorizer.h (enum vect_def_type): Add
10006 vect_double_reduction_def.
10007 (vect_is_simple_reduction): Add argument.
10008 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
10010 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
10011 vect_is_simple_reduction with additional argument.
10012 (vect_analyze_loop_operations): Handle exit phi nodes in case of
10014 (reduction_code_for_scalar_code): Handle additional codes by
10015 returning ERROR_MARK for them. Fix comment and indentation.
10016 (vect_is_simple_reduction): Fix comment, add argument to specify
10017 double reduction. Detect double reduction.
10018 (get_initial_def_for_induction): Fix indentation.
10019 (get_initial_def_for_reduction): Fix comment and indentation.
10020 Handle double reduction. Create initial definitions that do not
10021 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
10022 (vect_create_epilog_for_reduction): Fix comment, add argument to
10023 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
10024 epilogue result extraction. Create double reduction phi node and
10025 replace relevant uses.
10026 (vectorizable_reduction): Call vect_is_simple_reduction with
10027 additional argument. Fix indentation. Update epilogue code treatment
10028 according to the changes in reduction_code_for_scalar_code. Check
10029 for double reduction. Call vect_create_epilog_for_reduction with
10030 additional argument.
10031 * tree-vect-stmts.c (process_use): Handle double reduction, update
10033 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
10034 (vect_get_vec_def_for_operand): Likewise.
10036 2009-07-12 Danny Smith <dansmister@gmail.com>
10038 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
10039 dllexport if !TREE_PUBLIC.
10040 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
10042 2009-07-11 Anatoly Sokolov <aesok@post.ru>
10044 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
10045 (avr_extra_arch_macro) Remove declatation.
10046 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
10047 (avr_extra_arch_macro) Declare as static.
10048 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
10050 2009-07-11 Jan Hubicka <jh@suse.cz>
10052 PR middle-end/48388
10053 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
10055 2009-07-11 Jakub Jelinek <jakub@redhat.com>
10058 * dwarf2out.c (dw_fde_struct): Add in_std_section and
10059 cold_in_std_section bits.
10060 (dwarf2out_begin_prologue): Initialize them.
10061 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
10062 if already covered by text_section or cold_text_section range.
10064 PR rtl-optimization/40667
10065 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
10066 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
10067 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
10068 * config/i386/i386.c (ix86_minimum_alignment): New function.
10069 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
10070 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
10071 * emit-rtl.c (gen_reg_rtx): Likewise.
10072 * function.c (assign_parms): Likewise. If nominal_type needs
10073 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
10074 rather than passed_type's alignment.
10077 * function.c (assign_parm_setup_stack): Adjust
10078 MEM_OFFSET (data->stack_parm) if promoted_mode is different
10079 from nominal_mode on big endian.
10081 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
10083 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
10085 2009-07-10 DJ Delorie <dj@redhat.com>
10087 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
10089 2009-07-10 Mark Mitchell <mark@codesourcery.com>
10091 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
10093 (thumb2_cbnz): Likewise.
10095 2009-07-10 David Daney <ddaney@caviumnetworks.com>
10098 * config.gcc (supported_defaults): Add synci.
10099 (with_synci): Add validation.
10100 (all_defaults): Add synci.
10101 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
10104 * config/mips/mips.opt (msynci): New option.
10105 * config/mips/mips.c (mips_override_options): Warn on use of
10106 -msynci for targets that do now support it.
10107 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
10109 * gcc/doc/invoke.texi (-msynci): Document the new option.
10110 * doc/install.texi (--with-synci): Document the new option.
10112 2009-07-10 Richard Guenther <rguenther@suse.de>
10114 PR tree-optimization/40496
10115 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
10116 the PHI result with a compatible type.
10118 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
10122 * c.opt (Wunused-result): New.
10123 * doc/invoke.texi: Document it.
10124 * c-common.c (c_warn_unused_result): Use it.
10126 2009-07-09 DJ Delorie <dj@redhat.com>
10128 * targhooks.c (default_target_can_inline_p): Rename from
10129 default_target_option_can_inline_p.
10130 * targhooks.h (default_target_can_inline_p): Likewise.
10131 * target-def.h (TARGET_CAN_INLINE_P): Rename from
10132 TARGET_OPTION_CAN_INLINE_P.
10133 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
10134 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
10135 (mep_target_can_inline_p): Rename from
10136 mep_target_option_can_inline_p.
10139 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
10140 registers used to pass vectors.
10142 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
10144 2009-07-09 Tom Tromey <tromey@redhat.com>
10146 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
10147 * config/mmix/mmix.c: Include dwarf2.h.
10148 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
10149 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
10150 * config/sh/sh.c: Include dwarf2.h.
10151 * config/i386/i386.c: Include dwarf2.h.
10152 * Makefile.in (DWARF2_H): Remove 'elf'.
10153 * except.c: Include dwarf2.h.
10154 * unwind-dw2.c: Include dwarf2.h.
10155 * dwarf2out.c: Include dwarf2.h.
10156 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
10157 * unwind-dw2-fde.c: Include dwarf2.h.
10158 * dwarf2asm.c: Include dwarf2.h.
10160 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10162 * haifa-sched.c (insn_finishes_cycle_p): New static function.
10163 (max_issue): Use it.
10164 * sched-int.h (struct sched_info: insn_finishes_block_p): New
10166 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
10167 (region_sched_info): Update.
10168 * sched-ebb.c (ebb_sched_info): Update.
10169 * modulo-sched.c (sms_sched_info): Update.
10170 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
10172 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10174 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
10176 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
10178 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
10180 2009-07-09 Jakub Jelinek <jakub@redhat.com>
10182 PR middle-end/40692
10183 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
10184 arg1 with arg01 if arg1 is already INTEGER_CST.
10186 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10188 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
10189 Transform (and (truncate)) into (truncate (and)).
10191 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10193 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
10194 creating LHS paradoxical subregs. Fix surrounding returns to
10195 use NULL_RTX rather than 0.
10197 2009-07-08 DJ Delorie <dj@redhat.com>
10199 * config/mep/mep.c: (mep_option_can_inline_p): New.
10200 (TARGET_OPTION_CAN_INLINE_P): Define.
10202 2009-07-08 Mark Wielaard <mjw@redhat.com>
10205 * dwarf2out.c (add_data_member_location_attribute): When we have
10206 only a constant offset don't emit a new location description using
10207 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
10210 2009-07-08 Richard Henderson <rth@redhat.com>
10213 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
10214 (enum reg_class): Add CLOBBERED_REGS.
10215 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
10216 * config/i386/i386.c (ix86_conditional_register_usage): Moved
10217 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
10218 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
10219 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
10220 force 64-bit sibcalls into R11.
10221 * config/i386/constraints.md (U): New constraint.
10222 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
10223 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
10224 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
10226 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
10228 * basic-block.h (dump_regset, debug_regset): Remove duplicate
10230 * c-objc-common.h (c_initialize_diagnostics): Ditto.
10231 * ebitmap.h (dump_ebitmap): Ditto.
10232 * optabs.h (optab_libfunc): Ditto.
10233 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
10234 * tree-flow.h (vect_can_force_dr_alignment_p,
10235 get_vectype_for_scalar_type): Ditto.
10236 (vectorize_loops): Move prototype to ...
10237 * tree-vectorizer.h: ... here. Also, adjust comment.
10238 (vect_set_verbosity_level): Remove duplicate prototype.
10239 * tree-ssa-loop.c: Include tree-vectorizer.h.
10240 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
10242 2009-07-08 Nick Clifton <nickc@redhat.com>
10244 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
10247 2009-07-08 DJ Delorie <dj@redhat.com>
10249 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
10250 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
10251 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
10253 * config/mep/intrinsics.md: Regenerated.
10254 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
10255 registers when asm() or calls are detected.
10257 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
10260 * gimplify.c (gimplify_expr): Propagate no_warning flag when
10262 * gimple (gimple_build_call_from_tree): Likewise.
10263 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
10264 no_warning flag before warning.
10266 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10268 * tree.c (set_expr_locus): Remove.
10269 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
10270 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
10272 * gimplify.c (internal_get_tmp_var): Likewise.
10273 (gimplify_call_expr): Likewise.
10274 (gimplify_one_sizepos): Likewise.
10276 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
10279 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
10280 to variables for debugging purposes.
10282 2009-06-23 Mark Loeser <mark@halcy0n.com>
10285 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
10287 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10289 * pretty-print.c (pp_base_format): Remove %J.
10290 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
10291 gcc_cxxdiag_char_table): Likewise.
10292 (init_dynamic_diag_info): Likewise.
10294 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10296 * pretty-print.c (pp_base_format): Remove %H.
10297 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
10298 gcc_cxxdiag_char_table): Likewise.
10299 (init_dynamic_diag_info): Likewise.
10300 * config/mep/mep.c (mep_select_section): Likewise.
10302 2009-07-07 Duncan Sands <baldrick@free.fr>
10304 * final.c (pass_clean_state): Give the pass a name.
10305 * passes.c (pass_rest_of_compilation): Likewise.
10306 * tree-optimize.c (pass_all_optimizations): Likewise.
10308 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
10310 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
10311 an extra 'decl' for error_at.
10313 2009-07-07 Jakub Jelinek <jakub@redhat.com>
10315 PR middle-end/40669
10316 * tree-tailcall.c (adjust_return_value_with_ops,
10317 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
10318 if it has complex or vector type.
10320 2009-07-07 Olivier Hainque <hainque@adacore.com>
10322 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
10325 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
10327 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
10329 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10331 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
10332 * c-decl.c: Likewise.
10333 * function.c: Likewise.
10334 * varasm.c: Likewise.
10335 * tree-ssa.c: Likewise.
10336 * c-common.c: Likewise.
10337 * tree-cfg.c: Likewise.
10338 * config/spu/spu.c: Likewise.
10339 * config/ia64/ia64.c: Likewise.
10340 * config/v850/v850.c: Likewise.
10342 2009-07-06 DJ Delorie <dj@redhat.com>
10344 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
10345 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
10346 unspecified accesses to control registers.
10347 * config/mep/intrinsics.md: Regenerate.
10348 * config/mep/intrinsics.h: Regenerate.
10349 * config/mep/mep-intrin.h: Regenerate.
10351 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10353 * c-lex.c: Replace %H by an explicit location. Update all calls.
10354 * c-common.c: Likewise.
10355 * c-decl.c: Likewise.
10356 * c-typeck.c: Likewise.
10357 * fold-const.c: Likewise.
10358 * gimplify.c: Likewise.
10359 * stmt.c: Likewise.
10360 * tree-cfg.c: Likewise.
10361 * tree-ssa-loop-niter.c: Likewise.
10362 * tree-vrp.c: Likewise.
10363 * value-prof.c: Likewise.
10365 2009-07-06 Diego Novillo <dnovillo@google.com>
10367 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
10368 if it has one. Handle cases where VAR does not have an
10369 annotation or cfun is NULL.
10371 2009-07-06 Diego Novillo <dnovillo@google.com>
10373 * tree.c: Include debug.h.
10374 (initialize_tree_contains_struct): New.
10375 (init_ttree): Call it.
10376 (tree_node_structure_for_code): Factor out of ...
10377 (tree_node_structure): ... here.
10378 * treestruct.def (TS_PHI_NODE): Remove.
10379 (TS_GIMPLE_STATEMENT): Remove.
10381 2009-07-06 Diego Novillo <dnovillo@google.com>
10383 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
10384 (debug_tree_chain): Handle cycles.
10386 2009-07-06 Nick Clifton <nickc@redhat.com>
10387 DJ Delorie <dj@redhat.com>
10389 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
10390 __FMOVD_ENABLED__ is defined.
10392 (TARGET_FMOVD): Provide a default definition.
10393 (MASK_FMOVD): Likewise.
10394 (TARGET_CPU_CPP_BUILTINS): Define
10395 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
10396 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
10397 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
10398 (split for DF load from memory into register): Also handle
10399 MEMs which consist of REG+DISP addressing.
10400 (split for DF store from register to memory): Likewise.
10401 (movsf_ie): Always use single fp_mode.
10402 * config/sh/sh.c (sh_override_options): Do not automatically
10403 enable TARGET_MOVD for the SH2A when supporting doubles - leave
10404 that to the -mfmovd command line switch.
10405 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
10406 (fldi_ok): Always allow.
10407 * config/sh/sh.opt (mfmovd): Remove this switch.
10408 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
10410 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
10411 Kaz Kojima <kkojima@gcc.gnu.org>
10413 PR rtl-optimization/30807
10414 * postreload.c (reload_combine): For every new use of REG_SUM,
10415 record the use of BASE.
10417 2009-07-06 Jan Hubicka <jh@suse.cz>
10419 * params.def: Revert my accidental commit at 2009-06-30.
10421 2009-07-04 Ian Lance Taylor <iant@google.com>
10424 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
10426 (mingw_format_attribute_overrides): Likewise.
10428 2009-07-04 Jakub Jelinek <jakub@redhat.com>
10431 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
10432 don't check cfa.reg. Instead of cfa.indirect use
10433 fde && fde->drap_reg != INVALID_REGNUM test.
10435 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
10437 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
10439 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
10442 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
10444 2009-07-03 Richard Guenther <rguenther@suse.de>
10446 PR tree-optimization/40640
10447 * tree-switch-conversion.c (build_arrays): Perform arithmetic
10450 2009-07-03 Jan Hubicka <jh@suse.cz>
10452 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
10453 for size, reduce amount of inlining.
10455 2009-07-03 Richard Guenther <rguenther@suse.de>
10457 PR middle-end/34163
10458 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
10459 if t +- x is known to not overflow and the conversion widens the
10461 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
10463 2009-07-03 Jan Hubicka <jh@suse.cz>
10465 * ipa-pure-const.c (analyze): Update loop optimizer init.
10466 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
10467 try_remove_empty_loop, remove_empty_loops): Remove.
10468 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
10469 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
10470 to mark regular loops as neccesary.
10471 (degenerate_phi_p): New function.
10472 (propagate_necessity, remove_dead_phis): Use it.
10473 (forward_edge_to_pdom): Likewise.
10474 (eliminate_unnecessary_stmts): Take care to remove uses of results of
10475 virtual PHI nodes that became unreachable.
10476 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
10477 * tree-flow.h (remove_empty_loops): Remove.
10478 * passes.c (init_optimization_passes): Remove.
10480 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
10482 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
10483 can_create_pseudo_p.
10484 (*fix_trunc<mode>_i387_1): Ditto.
10485 (*floathi<mode>2_1): Ditto.
10486 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
10487 (*fistdi2_1): Ditto.
10488 (*fist<mode>2_1): Ditto.
10489 (frndintxf2_floor): Ditto.
10490 (*fist<mode>2_floor_1): Ditto.
10491 (frndintxf2_ceil): Ditto.
10492 (*fist<mode>2_ceil_1): Ditto.
10493 (frndintxf2_trunc): Ditto.
10494 (frndintxf2_mask_pm): Ditto.
10495 (fxam<mode>2_i387_with_temp): Ditto.
10496 * config/i386/sse.md (mulv16qi3): Ditto.
10497 (*sse2_mulv4si3): Ditto.
10499 (sse4_2_pcmpestr): Ditto.
10500 (sse4_2_pcmpistr): Ditto.
10502 2009-07-03 Jan Hubicka <jh@suse.cz>
10504 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
10505 (mark_stmt_necessary): Set it.
10506 (mark_operand_necessary): Set it.
10507 (mark_control_dependent_edges_necessary): Set it.
10508 (mark_virtual_phi_result_for_renaming): New function.
10509 (get_live_post_dom): New function.
10510 (forward_edge_to_pdom): New function.
10511 (remove_dead_stmt): Fix handling of control dependences.
10512 (tree_dce_init): Init new bitmap.
10513 (tree_dce_done): Free it.
10515 2009-07-02 Richard Guenther <rguenther@suse.de>
10518 * tree-ssa-structalias.c (new_var_info): Initialize
10521 2009-07-02 Jan Hubicka <jh@suse.cz>
10523 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
10526 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
10528 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
10529 instead of recomputing it. Adjust calls.
10530 (emit_store_flag): Adjust recursive calls.
10532 2009-07-02 Richard Guenther <rguenther@suse.de>
10534 * tree-ssa-live.c (remove_unused_locals): Do not remove
10536 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
10537 of DECL_EXTERNAL for HEAP variables.
10538 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
10539 HEAP variables. Do not adjust RESTRICT vars.
10540 (find_what_var_points_to): Nobody cares if something
10541 points to READONLY.
10543 2009-07-02 Ben Elliston <bje@au.ibm.com>
10545 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
10546 pc_low and pc_high declarations to the top of the function.
10548 2009-07-01 DJ Delorie <dj@redhat.com>
10550 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
10551 registers as fixed.
10552 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
10553 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
10554 unspecified accesses to control registers.
10555 * config/mep/intrinsics.md: Regenerate.
10556 * config/mep/intrinsics.h: Regenerate.
10557 * config/mep/mep-intrin.h: Regenerate.
10559 2009-07-01 Anthony Green <green@moxielogic.com>
10561 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
10562 instruction when possible.
10563 (moxie_expand_prologue): Ditto. Also, save an instruction and
10564 some complexity by popping off of $r12 instead of $sp.
10565 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
10568 2009-07-01 Richard Henderson <rth@redhat.com>
10571 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
10572 contained no insns, reposition note before last insn.
10574 2009-07-01 Richard Henderson <rth@redhat.com>
10577 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
10578 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
10580 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
10583 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
10584 darwin9 for printing reg addresses with %y.
10586 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
10588 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
10589 truncation from operands in binary operations.
10591 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
10594 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
10595 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
10596 subreg of op0 to the original op0.
10598 * expmed.c (store_bit_field_1): Use a temporary as the destination
10599 instead of a paradoxical subreg when we need to truncate the result.
10601 2009-07-01 DJ Delorie <dj@redhat.com>
10603 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
10604 names to VLIW variants.
10605 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
10606 * config/mep/intrinsics.md: Regenerate.
10607 * config/mep/intrinsics.h: Regenerate.
10608 * config/mep/mep-intrin.h: Regenerate.
10610 2009-07-01 Jakub Jelinek <jakub@redhat.com>
10613 * jump.c (returnjump_p): Revert last patch.
10614 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
10616 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10619 * pa.md (casesi32p): Use jump table label to determine the offset
10621 (casesi64p): Likewise.
10623 * pa.c (forward_branch_p): Return bool type. Use instruction
10624 addresses when available. Assert that INSN has a jump label.
10625 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
10628 2009-07-01 Richard Guenther <rguenther@suse.de>
10630 PR tree-optimization/19831
10631 * tree-ssa-dce.c (propagate_necessity): Calls to functions
10632 that only act as barriers do not make any previous stores necessary.
10633 * tree-ssa-structalias.c (handle_lhs_call): Delay making
10634 HEAP variables global, do not add a constraint from nonlocal.
10635 (find_func_aliases): Handle escapes through return statements.
10636 (compute_points_to_sets): Make escaped HEAP variables global.
10638 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
10641 * expmed.c (emit_store_flag): Perform a conversion if necessary,
10642 after reducing a DImode cstore to SImode.
10644 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
10646 * expr.c (expand_expr_real_1): Reinstate fallthrough to
10647 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
10649 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
10651 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
10652 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
10654 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
10655 and umod_optab if TARGET_BSD_DIVMOD.
10656 * config/vax/lib1funcs.asm: New file.
10657 * config/vax/t-linux: New file.
10658 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
10660 2009-06-30 Jakub Jelinek <jakub@redhat.com>
10663 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
10664 to type arguments that have void type.
10667 * dwarf2out.c (gen_formal_parameter_die): Call
10668 equate_decl_number_to_die if node is different from origin.
10670 2009-06-30 Anthony Green <green@moxielogic.com>
10672 Clean up moxie port for --enable-build-with-cxx.
10673 * config/moxie/moxie.c (moxie_function_value): First two
10674 parameters are const_tree, not tree.
10675 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
10676 (REG_CLASS_NAMES): Ditto.
10677 (REGNO_REG_CLASS): Ditto.
10678 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
10679 (moxie_function_value): Fix constyness of arguments.
10681 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
10683 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
10684 finalize_size_functions before further processing.
10685 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
10686 (variable_size): Call self_referential_size on size expressions
10687 that contain a PLACEHOLDER_EXPR.
10688 (size_functions): New static variable.
10689 (copy_self_referential_tree_r): New static function.
10690 (self_referential_size): Likewise.
10691 (finalize_size_functions): New global function.
10692 * tree.c: Include tree-inline.h.
10693 (push_without_duplicates): New static function.
10694 (find_placeholder_in_expr): New global function.
10695 (substitute_in_expr) <tcc_declaration>: Return the replacement object
10697 <tcc_expression>: Likewise.
10698 <tcc_vl_exp>: If the replacement object is a constant, try to inline
10699 the call in the expression.
10700 * tree.h (finalize_size_functions): Declare.
10701 (find_placeholder_in_expr): Likewise.
10702 (FIND_PLACEHOLDER_IN_EXPR): New macro.
10703 (substitute_placeholder_in_expr): Update comment.
10704 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
10706 (copy_tree_body_r): Likewise.
10707 (copy_tree_body): New static function.
10708 (maybe_inline_call_in_expr): New global function.
10709 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
10710 (maybe_inline_call_in_expr): Declare.
10711 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
10712 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
10715 2009-06-30 Richard Guenther <rguenther@suse.de>
10717 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
10719 (propagate_necessity): Do not mark reaching defs of stores
10722 2009-06-30 Jan Hubicka <jh@suse.cz>
10724 * cfgloopanal.c (check_irred): Move into ...
10725 (mark_irreducible_loops): ... here; return true if ireducible
10727 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
10728 (analyze_function): Try to prove loop finiteness.
10729 * cfgloop.h (mark_irreducible_loops): Update prototype.
10730 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
10732 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
10734 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
10736 2009-06-30 Ira Rosen <irar@il.ibm.com>
10738 PR tree-optimization/40542
10739 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
10742 2009-06-30 Martin Jambor <mjambor@suse.cz>
10744 PR tree-optimization/40582
10745 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
10746 than useless_type_conversion_p.
10747 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
10750 2009-06-30 Martin Jambor <mjambor@suse.cz>
10752 PR middle-end/40554
10753 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
10755 2009-06-30 Richard Guenther <rguenther@suse.de>
10757 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
10758 use ao_ref references.
10759 (walk_aliased_vdefs): Likewise.
10760 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
10761 * tree-ssa-dce.c (struct ref_data): Remove.
10762 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
10763 (mark_aliased_reaching_defs_necessary): Adjust.
10764 (mark_all_reaching_defs_necessary_1): Likewise.
10766 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
10769 * expmed.c (emit_cstore): New name of emit_store_flag_1.
10770 (emit_store_flag_1): Extract from emit_store_flag, adjust
10771 calls to (what now is) emit_cstore.
10772 (emit_store_flag): Call emit_store_flag_1 and also use it
10773 for what used to be recursive calls.
10775 2009-06-30 Wei Guozhi <carrot@google.com>
10778 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
10779 if the target bb post dominates from bb.
10780 * config/i386/i386.c (memory_address_length): Check existence of base
10781 register before using it.
10783 2009-06-30 Nick Clifton <nickc@redhat.com>
10784 DJ Delorie <dj@redhat.com>
10786 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
10787 __FMOVD_ENABLED__ is defined.
10789 (TARGET_FMOVD): Provide a default definition.
10790 (MASK_FMOVD): Likewise.
10791 (TARGET_CPU_CPP_BUILTINS): Define
10792 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
10793 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
10794 two fmov instructions depending upon whether TARGET_FMOVD is
10796 (split for DF load from memory into register): Also handle
10797 MEMs which consist of REG+DISP addressing.
10798 (split for DF store from register to memory): Likewise.
10799 * config/sh/sh.opt (mfmovd): Remove this switch.
10800 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
10801 * config/sh/sh.c (sh_override_options): Do not automatically
10802 enable TARGET_MOVD for the SH2A when supporting doubles - leave
10803 that to the -mfmovd command line switch.
10805 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
10807 (fldi_ok): Always allow.
10808 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
10810 2009-06-29 DJ Delorie <dj@redhat.com>
10812 * doc/install.texi (mep-x-elf): Correct chip's full name.
10814 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
10816 * doc/extend.texi: Fix typo.
10818 2009-06-29 Tom Tromey <tromey@redhat.com>
10820 * dwarf2.h: Remove.
10821 * Makefile.in (DWARF2_H): New variable.
10822 (except.o): Use it.
10823 (dwarf2out.o): Likewise.
10824 (dwarf2asm.o): Likewise.
10825 * config/i386/t-i386: Use DWARF2_H.
10826 * except.c: Include elf/dwarf2.h.
10827 * unwind-dw2.c: Include elf/dwarf2.h.
10828 * dwarf2out.c: Include elf/dwarf2.h.
10829 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
10830 <dtprel>: New field.
10831 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
10832 (size_of_loc_descr): Likewise.
10833 (output_loc_operands_raw): Likewise.
10834 (output_loc_operands): Handle new dtprel field.
10835 (loc_checksum): Update.
10836 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
10837 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
10838 * unwind-dw2-fde.c: Include elf/dwarf2.h.
10839 * dwarf2asm.c: Include elf/dwarf2.h.
10840 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
10841 * config/mmix/mmix.c: Include elf/dwarf2.h.
10842 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
10843 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
10844 * config/sh/sh.c: Include elf/dwarf2.h.
10845 * config/i386/i386.c: Include elf/dwarf2.h.
10847 2009-06-29 DJ Delorie <dj@redhat.com>
10849 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
10851 * doc/extend.texi: Add MeP attributes and pragmas.
10852 * doc/invoke.text: Add MeP Options.
10853 * doc/contrib.texi: Add MeP contribution.
10854 * doc/md.texi: Add MeP constraints.
10855 * doc/install.texi: Add MeP target.
10857 2009-06-30 Anatoly Sokolov <aesok@post.ru>
10859 * target.h (struct gcc_target): Add frame_pointer_required field.
10860 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
10861 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
10862 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
10864 * reload1.c (update_eliminables): (Ditto.).
10865 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
10866 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
10867 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
10869 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
10871 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
10872 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10873 (arm_frame_pointer_required): New function.
10875 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
10876 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10877 (avr_frame_pointer_required_p): Declare as static.
10878 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
10880 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
10881 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10882 (bfin_frame_pointer_required): Make as static, change return type
10884 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
10886 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
10887 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10888 (cris_frame_pointer_required): New function.
10890 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
10892 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
10893 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10894 (fr30_frame_pointer_required): New function.
10896 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
10897 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10898 (frv_frame_pointer_required): Make as static, change return type
10900 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
10902 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
10903 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10904 (ix86_frame_pointer_required): Make as static, change return type to
10906 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
10908 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
10909 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10911 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
10913 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
10915 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
10917 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
10918 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10919 (mips_frame_pointer_required): Make as static.
10920 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
10922 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
10923 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10924 (mmix_frame_pointer_required): Mew function.
10926 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
10927 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10929 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
10931 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
10933 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
10935 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
10936 (CAN_ELIMINATE): Redefine.
10937 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10938 (sparc_frame_pointer_required): New function.
10939 (sparc_can_eliminate): New function.
10940 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
10942 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
10943 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10945 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
10946 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10947 (xtensa_frame_pointer_required): Make as static, change return type
10949 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
10952 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
10954 * doc/plugins.texi: Document PLUGIN_START_UNIT.
10955 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
10956 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
10957 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
10958 (register_callback): Handle PLUGIN_START_UNIT.
10959 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
10961 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
10963 * tree.c (process_call_operands): Propagate TREE_READONLY from the
10965 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
10966 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
10968 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
10970 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
10973 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
10975 * doc/extend.texi (Additional Floating Types): __float128 is also
10976 supported on i386 targets.
10978 2009-06-29 Richard Guenther <rguenther@suse.de>
10980 PR middle-end/14187
10981 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
10983 (pt_solutions_same_restrict_base): Declare.
10984 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
10986 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
10987 (make_constraint_from, make_copy_constraint): Move earlier.
10988 (make_constraint_from_heapvar): New function.
10989 (make_constraint_from_restrict): Likewise.
10990 (handle_lhs_call): Use it.
10991 (find_func_aliases): Use it to track conversions to restrict
10992 qualified pointers.
10993 (struct fieldoff): Add only_restrict_pointers flag.
10994 (push_fields_onto_fieldstack): Initialize it.
10995 (create_variable_info_for): Track global restrict qualified pointers.
10996 (intra_create_variable_infos): Use make_constraint_from_heapvar.
10997 Track restrict qualified pointer arguments.
10998 (set_uids_in_ptset): Use varinfo is_global_var flag.
10999 (find_what_var_points_to): Set the vars_contains_restrict flag.
11000 Always create the points-to solution for sets including restrict tags.
11001 (pt_solutions_same_restrict_base): New function.
11002 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
11003 qualified pointers use pt_solutions_same_restrict_base as
11004 additional source for disambiguation.
11006 2009-06-29 Richard Guenther <rguenther@suse.de>
11008 PR middle-end/38212
11009 * alias.c (find_base_decl): Remove.
11010 (get_deref_alias_set_1): Remove restrict handling.
11011 * c-common.c (c_apply_type_quals_to_decl): Do not set
11012 DECL_POINTER_ALIAS_SET.
11013 * gimplify.c (find_single_pointer_decl_1): Remove.
11014 (find_single_pointer_decl): Likewise.
11015 (internal_get_tmp_var): Remove restrict handling.
11016 (gimple_regimplify_operands): Likewise.
11017 * omp-low.c (expand_omp_atomic_pipeline): Do not set
11018 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
11019 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
11020 * tree.c (restrict_base_for_decl): Remove.
11021 (init_ttree): Do not allocate it.
11022 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
11023 LABEL_DECL_UID for label decls.
11024 (copy_node_stat): Do not copy restrict information.
11025 (decl_restrict_base_lookup): Remove.
11026 (decl_restrict_base_insert): Likewise.
11027 (print_restrict_base_statistics): Likewise.
11028 (dump_tree_statistics): Do not call print_restrict_base_statistics.
11029 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
11030 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
11031 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
11032 (LABEL_DECL_UID): Adjust.
11033 (DECL_BASED_ON_RESTRICT_P): Remove.
11034 (DECL_GET_RESTRICT_BASE): Likewise.
11035 (SET_DECL_RESTRICT_BASE): Likewise.
11036 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
11038 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
11039 instead of DECL_POINTER_ALIAS_SET.
11040 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
11041 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
11042 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
11044 2009-06-29 Richard Guenther <rguenther@suse.de>
11046 PR tree-optimization/40579
11047 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
11048 the IL to simplify has constants that overflowed.
11050 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
11052 PR tree-optimization/40550
11053 * tree-vect-generic.c (expand_vector_operations_1): Compute in
11054 vector_compute_type only when the size of vector_compute_type is
11055 less than the size of type.
11057 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
11059 * fold-const.c (contains_label_1): Fix comments.
11060 (contains_label_p): Do not walk trees multiple time.
11062 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11064 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
11065 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
11066 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
11067 ix86_fp_comparison_operator.
11068 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
11069 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
11070 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
11071 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
11072 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
11073 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
11074 (related splits): Change predicate to ix86_fp_comparison_operator.
11075 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
11076 instead of ix86_fp_comparison_codes.
11077 (ix86_trivial_fp_comparison_operator,
11078 ix86_fp_comparison_operator): New.
11079 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
11080 (ix86_expand_compare): Eliminate last two parameters.
11081 (ix86_fp_jump_nontrivial_p): Kill.
11082 * config/i386/i386.c (put_condition_code): Eliminate call to
11083 ix86_fp_comparison_codes and subsequent assertion.
11084 (ix86_fp_comparison_codes): Eliminate.
11085 (ix86_fp_swap_condition): New.
11086 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
11087 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
11088 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
11089 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
11090 and ix86_fp_swap_condition.
11091 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
11092 Use ix86_fp_comparison_strategy.
11093 (ix86_expand_compare): Likewise. Eliminate last two arguments.
11094 (ix86_fp_jump_nontrivial_p): Eliminate.
11095 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
11096 call to ix86_expand_compare.
11097 (ix86_split_fp_branch, ix86_expand_setcc,
11098 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
11099 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
11101 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11103 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
11104 related to jump_clobbers.
11105 * config/arm/arm.md (conds): Remove jump_clob case.
11106 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
11107 splits): Change comparison_operator to arm_comparison_operator.
11108 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
11111 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11113 * dojump.c (do_compare_rtx_and_jump): Try swapping the
11114 condition for floating point modes.
11115 * expmed.c (emit_store_flag_1): Move here a bigger part
11116 of emit_store_flag.
11117 (emit_store_flag): Try swapping the condition for floating point
11119 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
11121 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11123 * expr.c (expand_expr_real_1): Just use do_store_flag.
11124 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
11125 emit_store_flag_force.
11126 * expmed.c (emit_store_flag_force): Copy here trick
11127 previously in expand_expr_real_1. Try reversing the comparison.
11128 (emit_store_flag_1): Work if target is NULL.
11129 (emit_store_flag): Work if target is NULL, using the result mode
11130 from the comparison. Use split_comparison, restructure final part
11131 to simplify conditionals.
11133 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11135 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
11136 * dojump.c (do_jump): Change handling of floating-point
11137 ops to use just do_compare_and_jump.
11138 (split_comparison): New.
11139 (do_compare_rtx_and_jump): Add here logic coming previously
11140 in do_jump, using split_comparison.
11142 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
11145 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
11147 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11149 * tree-ssa-alias.c: Fix unintentional commit.
11151 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11153 * passes.c (execute_one_pass): Fix unintentional commit.
11155 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11157 * df-problems.c (df_set_seen, df_unset_seen): Delete.
11158 (df_rd_local_compute, df_md_local_compute): Inline them.
11160 (df_md_scratch): New.
11161 (df_md_alloc, df_md_free): Allocate/free it.
11162 (df_md_local_compute): Only include live registers in init.
11163 (df_md_transfer_function): Prune the in-set computed by
11164 the confluence function, and the gen-set too.
11166 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11168 PR rtl-optimization/26854
11169 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
11170 * df-problems.c (df_rd_add_problem): Fix comment.
11171 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
11172 df_md_simulate_artificial_defs_at_top,
11173 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
11174 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
11175 df_md_transfer_function, df_md_init, df_md_confluence_0,
11176 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
11177 problem_MD, df_md_add_problem): New.
11178 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
11179 df_md_get_bb_info): New.
11180 (DF_LAST_PROBLEM_PLUS1): Adjust.
11182 * Makefile.in (fwprop.o): Include domwalk.h.
11183 * fwprop.c: Include domwalk.h.
11184 (reg_defs, reg_defs_stack): New.
11185 (bitmap_only_bit_between): Remove.
11186 (process_defs): New.
11187 (process_uses): Use reg_defs and local_md instead of
11188 bitmap_only_bit_between and local_rd.
11189 (single_def_use_enter_block): New, from build_single_def_use_links.
11190 (single_def_use_leave_block): New.
11191 (build_single_def_use_links): Remove code moved to
11192 single_def_use_enter_block, invoke domwalk.
11193 (use_killed_between): Adjust comment.
11195 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11197 * bitmap.h (bitmap_ior_and_into): New.
11198 * bitmap.c (bitmap_ior_and_into): New.
11200 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11202 * domwalk.h (struct dom_walk_data): Remove all callbacks except
11203 before_dom_children_before_stmts and after_dom_children_after_stmts.
11204 Rename the two remaining callbacks to just before_dom_children and
11205 after_dom_children. Remove other GIMPLE statement walking bits.
11206 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
11207 * graphite.c: Do not include domwalk.h.
11208 * tree-into-ssa.c (interesting_blocks): New global.
11209 (struct mark_def_sites_global_data): Remove it and names_to_rename.
11210 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
11211 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
11212 now that they're not domwalk callbacks.
11213 (rewrite_initialize_block): Rename to...
11214 (rewrite_enter_block): ... this, place after called functions. Test
11215 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
11216 (rewrite_finalize_block): Rename to...
11217 (rewrite_leave_block): ... this, place after called functions.
11218 (rewrite_update_init_block): Rename to...
11219 (rewrite_update_enter_block): ... this, place after called functions.
11220 Test interesting_blocks, call rewrite_update_stmt and
11221 rewrite_update_phi_arguments.
11222 (rewrite_update_fini_block): Rename to...
11223 (rewrite_leave_block): ... this, place after called functions.
11224 (rewrite_blocks): Remove last argument, simplify initialization of
11226 (mark_def_sites_initialize_block): Rename to...
11227 (mark_def_sites_block): ... this, call mark_def_sites.
11228 (mark_def_sites_blocks): Remove argument, simplify initialization of
11230 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
11231 (update_ssa): Likewise.
11232 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
11234 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
11235 (dom_opt_initialize_block): Rename to...
11236 (dom_opt_enter_block): ... this, place after called functions. Walk
11237 statements here, inline propagate_to_outgoing_edges.
11238 (dom_opt_finalize_block): Rename to...
11239 (dom_opt_leave_block): ... this, place after called functions.
11240 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
11242 (dse_enter_block, dse_record_phi): New.
11243 (dse_record_phis): Delete.
11244 (dse_finalize_block): Rename to...
11245 (dse_leave_block): ... this.
11246 (tree_ssa_dse): Simplify initialization of walk_data.
11247 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
11248 Adjust initialization of walk_data.
11249 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
11250 * tree-ssa-loop-phiopt.c (get_non_trapping):
11251 Adjust initialization of walk_data.
11252 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
11253 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
11254 it's not a domwalk callback.
11255 (uncprop_initialize_block): Rename to...
11256 (dse_enter_block): ... this, call uncprop_into_successor_phis.
11257 (dse_finalize_block): Rename to...
11258 (dse_leave_block): ... this.
11259 (tree_ssa_uncprop): Simplify initialization of walk_data.
11260 * Makefile.in: Adjust dependencies.
11262 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
11264 * arm.md (casesi): Fix test for Thumb1.
11265 (thumb1_casesi_internal_pic): Likewise.
11266 (thumb1_casesi_dispatch): Likewise.
11268 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
11270 * config/arm/arm-cores.def: Added core cortex-m0.
11271 * config/arm/arm-tune.md: Regenerated.
11272 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
11274 2009-06-26 DJ Delorie <dj@redhat.com>
11276 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
11278 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
11279 the scheduler doesn't tag jump insns.
11281 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
11283 * c-decl.c (merge_decls): Re-indent.
11285 2009-06-26 Janis Johnson <janis187@us.ibm.com>
11288 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
11289 Special-case decimal float constants.
11291 2009-06-26 Richard Henderson <rth@redhat.com>
11293 * function.h (struct function): Add cannot_be_copied_reason,
11294 and cannot_be_copied_set.
11295 * tree-inline.c (has_label_address_in_static_1): Rename from
11296 inline_forbidden_p_2; don't set inline_forbidden_reason here.
11297 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
11298 don't set inline_forbidden_reason.
11299 (copy_forbidden): New function, split out of inline_forbidden_p.
11300 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
11301 (inline_forbidden_p): Use copy_forbidden.
11302 (tree_versionable_function_p): Likewise.
11303 (inlinable_function_p): Merge into tree_inlinable_function_p.
11304 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
11305 * ipa-cp.c (ipcp_versionable_function_p): New function.
11306 (ipcp_cloning_candidate_p): Use it.
11307 (ipcp_node_modifiable_p): Likewise.
11309 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
11311 * builtins.c (expand_builtin_alloca): Handle builtin alloca
11312 that is marked not to be inlined. Remove flag_mudflap use.
11313 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
11314 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
11316 2009-06-26 Steve Ellcey <sje@cup.hp.com>
11319 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
11320 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
11322 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
11324 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
11326 (__mingwthr_remove_key_dtor): Likewise.
11328 2009-06-26 Richard Guenther <rguenther@suse.de>
11330 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
11332 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
11334 PR middle-end/40525
11335 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
11336 try the non-cond_exec path also.
11338 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11341 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
11342 (output_cbranch): Use new functions.
11343 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
11346 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
11347 Pat Haugen <pthaugen@us.ibm.com>
11348 Revital Eres <ERES@il.ibm.com>
11350 * config/rs6000/rs6000.c (print_operand): Correct lossage message
11351 for %c error. Add %x support to print VSX registers as a unified
11352 register set, instead of separate float and altivec registers.
11353 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
11354 %y case, and add support for VSX pre-modify addresses.
11355 (output_toc): Add assert for CONST containing an integer constant
11357 (rs6000_adjust_cost): Add POWER7 support.
11358 (insn_must_be_first_in_group): Ditto.
11359 (insn_must_be_last_in_group): Ditto.
11360 (rs6000_emit_popcount): Ditto.
11361 (rs6000_vector_mode_supported_p): Ditto.
11363 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
11364 Change some of the functions called by macros to being called
11365 through a pointer, so debug functions can be inserted if
11366 -mdebug=addr or -mdebug=cost.
11367 (rs6000_preferred_reload_class_ptr): Ditto.
11368 (rs6000_secondary_reload_class_ptr): Ditto.
11369 (rs6000_secondary_memory_needed_ptr): Ditto.
11370 (rs6000_cannot_change_mode_class_ptr): Ditto.
11371 (rs6000_secondary_reload_inner): Ditto.
11372 (rs6000_legitimize_reload_address): Ditto.
11373 (rs6000_legitimize_reload_address_ptr): Ditto.
11374 (rs6000_mode_dependent_address): Ditto.
11375 (rs6000_mode_dependent_address_ptr): Ditto.
11377 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
11378 function to return true if the mode allows reg + integer
11380 (virtual_stack_registers_memory_p): New function to return true if
11381 the address refers to a virtual stack register.
11382 (rs6000_legitimate_offset_address_p): Move code to say whether a
11383 mode supports reg+int addressing to reg_offset_addressing_ok_p and
11385 (rs6000_legitimate_address_p): Add checks for modes that only can
11386 do reg+reg addressing. Start adding VSX support.
11387 (rs6000_legitimize_reload_address): Ditto.
11388 (rs6000_legitimize_address): Ditto.
11389 (rs6000_debug_legitimate_address_p): New debug functions for
11390 -mdebug=addr and -mdebug=cost.
11391 (rs6000_debug_rtx_costs): Ditto.
11392 (rs6000_debug_address_costs): Ditto.
11393 (rs6000_debug_adjust_cost): Ditto.
11394 (rs6000_debug_legitimize_address): Ditto.
11395 (rs6000_legitimize_reload_address_ptr): Point to call normal
11396 function or debug function. Make functions called via pointer
11398 (rs6000_mode_dependent_address_ptr): Ditto.
11399 (rs6000_secondary_reload_class_ptr): Ditto.
11400 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
11401 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
11402 into a friendlier error.
11403 (rs6000_init_builtins): Add initial VSX support.
11404 (rs6000_adjust_cost): Fix some spacing issues.
11406 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
11407 (REG_CLASS_NAMES): Ditto.
11408 (REG_CLASS_CONTENTS): Ditto.
11409 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
11410 pointer, to add -mdebug=addr support.
11411 (CANNOT_CHANGE_MODE_CLASS): Ditto.
11412 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
11413 -mdebug=addr support.
11414 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
11415 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
11416 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
11418 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
11420 (bswapsi*): Set attribute types for load/store. Add combiner
11421 patterns to eliminate zero extend on 64-bit.
11422 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
11423 stdbrx if the hardware supports those instructions.
11425 2009-06-25 Ian Lance Taylor <iant@google.com>
11427 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
11428 (Link Options): Document -static-libstdc++.
11430 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
11433 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
11434 DATA_ALIGNMENT instead.
11436 2009-06-25 Richard Guenther <rguenther@suse.de>
11438 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
11439 indirect references against the callused/escaped solutions.
11440 (call_may_clobber_ref_p_1): Likewise.
11442 2009-06-25 Martin Jambor <mjambor@suse.cz>
11444 PR tree-optimization/40493
11445 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
11446 (enum unscalarized_data_handling): New type.
11447 (handle_unscalarized_data_in_subtree): Return what has been done.
11448 (load_assign_lhs_subreplacements): Handle left flushes differently.
11449 (sra_modify_assign): Use unscalarized_data_handling, simplified
11450 condition determining whether to remove the statement.
11452 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
11454 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
11455 excerpt - @ should be doubled for texinfo.
11457 2009-06-24 Ian Lance Taylor <iant@google.com>
11459 * config/arc/arc.c: Include "df.h".
11460 (arc_attribute_table): Make static. Move higher in file.
11461 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
11462 (output_shift): Initialize n later to avoid warning.
11463 * config/arm/arm.c (arm_attribute_table): Make static. Move
11465 * config/avr/avr.c (avr_attribute_table): Make static. Move
11467 (reg_class_tab): Change array type from int to enum reg_class.
11468 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
11470 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
11471 (lshrhi3_out): Likewise.
11472 (class_likely_spilled_p): Change return type to bool.
11473 (avr_rtx_costs): Use local code variable with enum type.
11474 * config/avr/avr.md (movmemhi): Use add_reg_note.
11475 (andhi3, andsi3): Don't use AS2 with "and".
11476 (iorhi3, iorsi3): Don't use AS2 with "or".
11477 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
11478 * config/crx/crx.c: Include "df.h".
11479 (crx_attribute_table): Make static.
11480 * config/m32r/m32r.c: Include "df.h".
11481 (m32r_attribute_table): Make static. Move higher in file.
11482 (pop): Use add_reg_note.
11483 (block_move_call): Change 0 to LCT_NORMAL in function call.
11484 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
11485 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
11486 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
11487 declare, not just when TREE_CODE is defined.
11488 * config/m68hc11/m68hc11.c: Include "expr.h".
11489 (m68hc11_attribute_table): Make static. Move higher in file.
11490 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
11492 (m68hc11_register_indirect_p): Likewise.
11493 (m68hc11_function_arg_padding): Change return type to enum
11495 (emit_move_after_reload): Use add_reg_note.
11496 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
11497 (m68hc11_split_logical): Likewise.
11498 (m68hc11_rtx_costs): Add local code_and outer_code variables with
11500 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
11501 to VOIDmode in function call.
11502 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
11504 (m68hc11_split_logical): Update declaration.
11505 (m68hc11_function_arg_padding): Update declaration.
11506 * config/mcore/mcore.c (regno_reg_class): Change form array of int
11507 to array of enum reg_class.
11508 (mcore_attribute_table): Make static. Move higher in file.
11509 (mcore_rtx_costs): Add cast to enum type.
11510 * config/mcore/mcore.h (regno_reg_class): Update declaration.
11511 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
11512 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
11514 * config/sh/predicates.md (trapping_target_operand): Rename and to
11516 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
11518 * config/spu/spu.c (spu_attribute_table): Make static. Move
11520 * config/v850/v850.c (v850_attribute_table): Make static. Move
11522 (v850_rtx_costs): Use local code with enum type.
11523 (expand_epilogue): Add cast.
11524 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
11526 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
11529 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
11530 -m2a-single-only and -m2a-nofpu.
11531 * config/sh/sh.opt: Document m2a generates FPU code.
11533 2009-06-24 Anatoly Sokolov <aesok@post.ru>
11535 * defaults.h (CAN_ELIMINATE): Provide default.
11536 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
11537 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
11538 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
11539 * config/spu/spu.h (CAN_ELIMINATE): Delete.
11540 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
11541 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
11542 * config/cris/cris.h (CAN_ELIMINATE): Delete.
11543 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
11544 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
11545 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
11547 2009-06-24 DJ Delorie <dj@redhat.com>
11549 * mep-ext-cop.cpu: Fix copyright notice.
11550 * mep-default: Fix copyright notice.
11551 * mep-core: Fix copyright notice.
11552 * mep: Fix copyright notice.
11553 * mep-ivc2: Fix copyright notice.
11554 * mep-c5: Fix copyright notice.
11556 2009-06-24 Denis Chertykov <chertykov@gmail.com>
11558 * doc/contrib.texi (Contributors):
11560 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
11562 PR middle-end/40501
11563 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
11564 src and dst operands if necessary.
11566 2009-06-23 DJ Delorie <dj@redhat.com>
11569 * config.gcc: Add mep support.
11570 * recog.c: Resurrect validate_replace_rtx_subexp().
11571 * recog.h: Likewise.
11572 * config/mep/: Add new port:
11573 * config/mep/constraints.md: New file.
11574 * config/mep/default.h: New file.
11575 * config/mep/intrinsics.h: New file.
11576 * config/mep/intrinsics.md: New file.
11577 * config/mep/ivc2-template.h: New file.
11578 * config/mep/mep-c5.cpu: New file.
11579 * config/mep/mep-core.cpu: New file.
11580 * config/mep/mep-default.cpu: New file.
11581 * config/mep/mep-ext-cop.cpu: New file.
11582 * config/mep/mep-intrin.h: New file.
11583 * config/mep/mep-ivc2.cpu: New file.
11584 * config/mep/mep-lib1.asm: New file.
11585 * config/mep/mep-lib2.c: New file.
11586 * config/mep/mep-pragma.c: New file.
11587 * config/mep/mep-protos.h: New file.
11588 * config/mep/mep-tramp.c: New file.
11589 * config/mep/mep.c: New file.
11590 * config/mep/mep.cpu: New file.
11591 * config/mep/mep.h: New file.
11592 * config/mep/mep.md: New file.
11593 * config/mep/mep.opt: New file.
11594 * config/mep/predicates.md: New file.
11595 * config/mep/t-mep: New file.
11597 2009-06-23 Ian Lance Taylor <iant@google.com>
11599 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
11600 from loose_warn into c_loose_warn and from strict_warn into
11601 c_strict_warn. Set and substitute warn_cxxflags. Check for
11602 --enable-build-with-cxx. Set and substitute
11603 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
11604 * Makefile.in (CXXFLAGS): New variable.
11605 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
11606 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
11607 the default is the same as $(STRICT_WARN).
11608 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
11609 (CXX): New variable.
11610 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
11611 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
11612 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
11613 (HOST_LIBS): New variable.
11614 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
11615 (ALL_CXXFLAGS): New variable.
11616 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
11617 * doc/install.texi (Configuration): Document
11618 --enable-build-with-cxx, --with-stage1-ldflags,
11619 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
11620 * configure: Rebuild.
11622 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11624 * config/arm/arm.c (arm_override_options): Fix braces and formatting
11625 from previous commit.
11627 2009-06-23 Ian Lance Taylor <iant@google.com>
11629 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
11631 2009-06-23 Ian Lance Taylor <iant@google.com>
11633 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
11634 with ATTRIBUTE_UNUSED.
11636 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
11637 Pat Haugen <pthaugen@us.ibm.com>
11638 Revital Eres <eres@il.ibm.com>
11640 * config.in (HAVE_AS_POPCNTD): Add default definition.
11641 (HAVE_AS_LWSYNC): Ditto.
11643 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
11645 (gcc_cv_as_powerpc_cmpb): Ditto.
11646 (gcc_cv_as_powerpc_dfp): Ditto.
11647 (gcc_cv_as_powerpc_vsx): Ditto.
11648 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
11649 supporting the popcntd/lwsync instructions.
11650 (gcc_cv_as_powerpc_lwsync): Ditto.
11651 * configure: Regenerate.
11653 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
11654 -mcpu=native and -mcpu=power7.
11655 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
11657 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
11658 a variable instead of a mask to reduce the number of mask bits.
11659 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
11660 (-mbit-word): Ditto.
11661 (-mregnames): Ditto.
11662 * config/rs6000/rs6000.opt (-mupdate): Ditto.
11663 (-mfused-madd): Ditto.
11665 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
11667 (-mvsx): New switch for VSX instructions.
11668 (-misel): Move from a variable to a mask to allow it to be set by
11671 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
11672 function declaration to an array declaration.
11673 (rs6000_hard_regno_nregs): New external array declaration.
11675 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
11676 files included by rs6000.md.
11678 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
11679 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
11681 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
11683 (rs6000_debug_reg): New -mdebug= variables.
11684 (rs6000_debug_addr): Ditto.
11685 (rs6000_debug_cost): Ditto.
11686 (rs6000_pmode): New variable to hold Pmode.
11687 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
11688 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
11689 calculated at compiler start.
11690 (rs6000_hard_regno_nregs): Change function to an array which holds
11691 HARD_REGNO_NREGS calculated at compiler start.
11692 (rs6000_explicit_options): Delete isel field.
11693 (rs6000_vector_unit): New array to hold which vector unit
11694 supports arithmetic options for a given type.
11695 (rs6000_vector_mem): New array to hold which vector unit supports
11696 memory reference operations for a given type.
11697 (rs6000_vector_align): New array to given the alignment of each
11699 (power7_cost): New basic costs for power7.
11700 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
11701 (rs6000_hard_regno_nregs_internal): New function, moved from
11702 HARD_REGNO_NREGS, to calculate the number of registers each hard
11703 register takes for each type.
11704 (rs6000_debug_reg_print): New function for -mdebug=reg support.
11705 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
11706 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
11707 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
11708 unit information here so it is calculated once at compiler startup
11710 (rs6000_override_options): Make -misel a target mask. Add more
11711 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
11712 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
11714 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
11715 (rs6000_handle_option): Move -misel from variable to target mask.
11716 (rs6000_builtin_mask_for_load): Add VSX support.
11717 (rs6000_conditional_register_usage): Ditto.
11718 (USE_ALTIVEC_FOR_ARG_P): Ditto.
11719 (function_arg_boundary): Ditto.
11720 (rs6000_expand_builtin): Ditto.
11721 (def_builtin): Make abort message a little friendlier.
11722 (rs6000_emit_int_cmove): Add support for 64-bit isel.
11724 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
11725 assembler support the popcntd instruction instead of a vsx
11726 instruction to enable power7 support.
11727 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
11728 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
11729 option to the assembler if -mcpu=native.
11730 (ASM_CPU_NATIVE_SPEC): Ditto.
11731 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
11733 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
11734 the lwsync instruction.
11735 (enum processor_type): Add PROCESSOR_POWER7.
11736 (rs6000_debug_reg): New -mdebug= options.
11737 (rs6000_debug_addr): Ditto.
11738 (rs6000_debug_cost): Ditto.
11739 (rs6000_isel): Delete.
11740 (enum rs6000_vector): New enum to say what vector unit we have.
11741 (VECTOR_UNIT_*): New macros to say which vector unit has
11742 arithmetic operations for a given type.
11743 (VECTOR_MEM_*): New macros to say which vector unit has memory
11744 operations for a given type.
11745 (TARGET_LDBRX): Whether the machine supports the ldbrx
11747 (TARGET_ISEL): Delete, -misel moved to be a mask.
11748 (TARGET_ISEL64): New macro for 64-bit isel support.
11749 (UNITS_PER_VSX_WORD): New macro.
11750 (POINTER_SIZE): Move to be an external variable, rather than
11751 calculating whether we are generating 32 ot 64-bit code.
11753 (STACK_BOUNDARY): Add VSX support.
11754 (LOCAL_ALIGNMENT): Ditto.
11755 (SLOW_UNALIGNED_ACCESS): Ditto.
11756 (VSX_REGNO_P): New macro for VSX support.
11757 (VFLOAT_REGNO_P): Ditto.
11758 (VINT_REGNO_P): Ditto.
11759 (VLOGICAL_REGNO_P): Ditto.
11760 (VSX_VECTOR_MODE): Ditto.
11761 (VSX_SCALAR_MODE): Ditto.
11763 (VSX_MOVE_MODE): Ditto.
11764 (VSX_REG_CLASS_P): Ditto.
11765 (HARD_REGNO_NREGS): Instead of calling a function, use an array
11767 (UNITS_PER_SIMD_WORD): Add VSX support.
11768 (MODES_TIEABLE_P): Ditto.
11769 (STARTING_FRAME_OFFSET): Ditto.
11770 (STACK_DYNAMIC_OFFSET): Ditto.
11771 (EPILOGUE_USES): Ditto.
11772 (REGNO_REG_CLASS): Move to array lookup.
11773 (CLASS_MAX_NREGS): Ditto.
11774 (rs6000_vector_reg_class): Add declaration.
11775 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
11776 overlap with the floating point and Altivec registers.
11778 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
11780 * config/rs6000/driver-rs6000.c (asm_names): New static array to
11781 give the appropriate asm switches if -mcpu=native.
11782 (host_detect_local_cpu): Add support for "asm".
11783 (host_detect_local_cpu): Follow GNU code guidelines for name.
11785 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
11786 -mbit-word to a variable instead of being a target mask.
11788 * config/rs6000/sync.md (lwsync): If the assembler supports it,
11789 emit the lwsync instruction instead of emitting the instruction as
11790 an integer constant.
11792 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
11793 fixuns_trundfsi2, move expander into rs6000.md.
11795 * config/rs6000/rs6000.md (cpu): Add power7.
11796 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
11797 (logical predicate patterns): Change the single instruction
11798 primitives that set CR0 to be fast_compare instead of compare.
11800 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
11801 (popcntddi2): Ditto.
11802 (popcount<mode>): Ditto.
11803 (floating multiply/add insns): Name the floating point
11804 multiply/add insns.
11805 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
11806 (isel_unsigned_<mode>): Ditto.
11807 (fixuns_trundfsi2): Move expander here from spe.md.
11808 (smindi3): Define if we have -misel on 64-bit systems.
11813 2009-06-23 Anatoly Sokolov <aesok@post.ru>
11815 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
11817 * config/avr/avr.c (avr_current_device): New variable.
11818 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
11819 (avr_arch, mcu_type_s): Move to avr.h.
11820 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
11821 default_data_section_start fields.
11822 (avr_arch): Moved from avr.c.
11823 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
11824 library_name fields.
11825 (avr_current_device, avr_mcu_types, avr_arch_types,
11826 avr_device_to_arch, avr_device_to_data_start,
11827 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
11828 (EXTRA_SPEC_FUNCTIONS): Define.
11829 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
11830 options mapping. Use device_to_arch and device_to_data_start insted.
11831 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
11832 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
11833 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
11834 * config/avr/driver-avr.c: New file.
11835 * config/avr/avr-devices.c: New file.
11837 2009-06-23 Jakub Jelinek <jakub@redhat.com>
11839 * var-tracking.c (unshare_variable): Force initialized to
11840 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
11841 (set_variable_part): Likewise.
11842 (struct variable_union_info): Remove pos_src field.
11843 (vui_vec, vui_allocated): New variables.
11844 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
11845 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
11846 == 1 use a simpler sorting algorithm. Compute pos field right
11847 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
11848 Avoid quadratic comparison if !flag_var_tracking_uninit.
11849 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
11850 unshare_variable unconditionally.
11851 (dataflow_set_different_2): Removed.
11852 (dataflow_set_different): Don't traverse second hash table.
11853 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
11854 unconditionally to var_reg_set or var_mem_set.
11855 (emit_notes_in_bb): Likewise.
11856 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
11858 (emit_note_insn_var_location): Don't set initialized to
11859 VAR_INIT_STATUS_INITIALIZED early.
11860 (vt_finalize): Free vui_vec if needed, clear vui_vec and
11862 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
11864 * tree-object-size.c (addr_object_size): Instead of checking
11865 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
11866 are no FIELD_DECLs following it.
11868 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
11870 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
11871 order to match bswaps with signed source operands.
11873 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11875 * sdbout.c (sdbout_one_type): Fix braces in switch.
11877 2009-06-23 Richard Guenther <rguenther@suse.de>
11879 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
11881 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
11882 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
11883 var_callused, callused_tree, var_storedanything, storedanything_tree,
11884 var_integer, integer_tree): Remove global variables.
11885 (new_var_info): Do not pass new id, append the new var to the
11886 global variable vector.
11887 (do_ds_constraint): Use is_global_var member of the variable-info.
11888 (new_scalar_tmp_constraint_exp): Adjust.
11889 (create_function_info_for): Likewise.
11890 (create_variable_info_for): Likewise.
11891 (find_what_var_points_to): Remove dead code.
11892 (init_base_vars): Simplify.
11893 (compute_points_to_sets): Adjust.
11895 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
11897 * combine.c (try_combine): Dump information about the insns we're
11900 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
11902 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
11903 check when calling force_to_mode on TRUNCATE's operand.
11905 2009-06-22 Ian Lance Taylor <iant@google.com>
11907 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
11909 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
11911 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
11913 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11915 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
11916 override library linkage flags such as -static-libgcc or
11919 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
11921 * config/m68k/m68k-devices.def: Add line for MCF5221x.
11923 2009-06-22 Ian Lance Taylor <iant@google.com>
11925 * config/linux.opt: Put mglibc ahead of muclibc.
11927 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
11928 for duplicate decls.
11930 2009-06-22 Matthias Klose <doko@ubuntu.com>
11932 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
11934 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
11937 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
11938 instead of NULL if a parser error occurs.
11940 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11942 * dwarf2out.c (dwarf2_debug_hooks): Initialize
11943 non-DWARF2_DEBUGGING_INFO version.
11945 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
11947 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
11948 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
11950 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
11951 (LIBGCC2_TF_CEXT): Define.
11954 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11957 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
11959 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11961 * config/arm/arm.c (arm_override_options): Disable
11962 -mcaller-super-interworking and -mcallee-super-interworking.
11963 * doc/invoke.texi (ARM Options): Document this.
11965 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
11967 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
11968 * config/arm/constraints.md (j): New constraint for movw operands.
11969 (N): Remove thumb2 meaning.
11970 * config/arm/arm.md (*arm_movw): Delete.
11971 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
11972 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
11973 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
11975 2009-06-22 Martin Jambor <mjambor@suse.cz>
11977 PR tree-optimization/40492
11978 * tree-sra.c (sra_modify_assign): Pass zero offsets to
11979 build_ref_for_offset.
11981 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
11983 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
11984 JUMP_TABLE_DATA_P predicates where applicable.
11985 * auto-inc-dec.c: Ditto.
11986 * builtins.c: Ditto.
11987 * caller-save.c: Ditto.
11989 * cfgcleanup.c: Ditto.
11990 * cfglayout.c: Ditto.
11992 * combine.c: Ditto.
11993 * combine-stack-adj.c: Ditto.
11997 * df-scan.c: Ditto.
11999 * dwarf2asm.c: Ditto.
12000 * dwarf2out.c: Ditto.
12001 * emit-rtl.c: Ditto.
12007 * function.c: Ditto.
12010 * genpreds.c: Ditto.
12011 * genrecog.c: Ditto.
12013 * ira-costs.c: Ditto.
12014 * ira-lives.c: Ditto.
12016 * loop-iv.c: Ditto.
12017 * lower-subreg.c: Ditto.
12018 * modulo-sched.c: Ditto.
12020 * postreload.c: Ditto.
12021 * print-rtl.c: Ditto.
12023 * reginfo.c: Ditto.
12024 * regmove.c: Ditto.
12025 * reload1.c: Ditto.
12028 * rtlanal.c: Ditto.
12030 * sched-vis.c: Ditto.
12032 * sel-sched-ir.c: Ditto.
12033 * simplify-rtx.c: Ditto.
12034 * targhooks.c: Ditto.
12035 * var-tracking.c: Ditto.
12036 * vmsdbgout.c: Ditto.
12038 2009-06-22 Matthias Klose <doko@ubuntu.com>
12040 * Makefile.in (install-plugin): Always use DESTDIR.
12042 2009-06-22 Olivier Hainque <hainque@adacore.com>
12044 * config/pa/pa.c (output_call): Don't optimize post call jumps
12045 into return address adjustments if the call may throw.
12047 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
12049 * arm.c (thumb1_output_casesi): New function.
12050 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
12051 optimizing for size or PIC.
12052 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
12053 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
12054 (casesi): Handle Thumb-1 when optimizing for size or PIC.
12055 (thumb1_casesi_internal_pic): New expand rule.
12056 (thumb1_casesi_dispatch): New pattern.
12057 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
12059 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
12060 in the text seciton when PIC or optimizing for size.
12061 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
12062 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
12063 preservation properties of code.
12064 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
12065 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
12066 (__gnu_thumb1_case_si): New function.
12067 * t-arm (LIB1ASMSRC): Define here.
12068 (LIB1ASMFUNCS): Add some common functions.
12069 * t-arm-elf (LIB1ASMSRC): Delete.
12070 (LIB1ASMFUNCS): Append to existing set.
12071 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12072 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12073 * t-symbian (LIB1ASMFUNCS): Likewise.
12074 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12075 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12077 2009-06-21 Richard Guenther <rguenther@suse.de>
12079 PR tree-optimization/38729
12080 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
12081 to loops with a single exit if -fno-expensive-optimizations.
12083 2009-06-21 Jakub Jelinek <jakub@redhat.com>
12085 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
12086 (dataflow_set): Change vars type from htab_t to shared_hash.
12087 (shared_hash_pool, empty_shared_hash): New variables.
12088 (vars_clear): Removed.
12089 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
12090 shared_hash_find_slot_unshare, shared_hash_find_slot,
12091 shared_hash_find_slot_noinsert, shared_hash_find): New
12093 (shared_hash_unshare, shared_hash_destroy): New functions.
12094 (unshare_variable): Unshare set->vars if shared, use
12096 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
12097 (get_init_value, find_src_set_src, dump_dataflow_set,
12098 clobber_variable_part, emit_notes_for_differences): Use
12100 (dataflow_set_init): Remove second argument, set vars to
12101 empty_shared_hash instead of creating a new htab.
12102 (dataflow_set_clear): Call shared_hash_destroy and set vars
12103 to empty_shared_hash instead of calling vars_clear.
12104 (dataflow_set_copy): Don't call vars_copy, instead just share
12105 the src htab with dst.
12106 (variable_union): Use shared_hash_*, use initially NO_INSERT
12107 lookup if set->vars is shared. Don't keep slot cleared before
12108 calling unshare_variable. Unshare set->vars if needed.
12109 Even ->refcount == 1 vars must be unshared if set->vars is shared
12110 and var needs to be modified.
12111 (variable_canonicalize): New function.
12112 (dataflow_set_union): If dst->vars is empty, just share src->vars
12113 with dst->vars and traverse with variable_canonicalize to canonicalize
12114 and unshare what is needed.
12115 (dataflow_set_different): If old_set and new_set use the same shared
12116 htab, they aren't different. If number of htab elements is different,
12117 htabs are different. Use shared_hash_*.
12118 (dataflow_set_destroy): Call shared_hash_destroy instead of
12120 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
12121 second argument to dataflow_set_init.
12122 (vt_initialize): Likewise. Initialize shared_hash_pool and
12123 empty_shared_hash, move bb in/out initialization afterwards.
12124 Use variable_htab_free instead of NULL as changed_variables del hook.
12125 (variable_was_changed): Change type of second argument to pointer to
12126 dataflow_set. When inserting var into changed_variables, bump
12127 refcount. Unshare set->vars if set is shared htab and slot needs to
12129 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
12130 lookup if set->vars is shared. Unshare set->vars if needed.
12131 Even ->refcount == 1 vars must be unshared if set->vars is shared
12132 and var needs to be modified. Adjust variable_was_changed caller.
12133 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
12134 vars must be unshared if set->vars is shared and var needs to be
12135 modified. Adjust variable_was_changed caller.
12136 (emit_note_insn_var_location): Don't pool_free var.
12137 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
12139 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
12140 free_alloc_pool on shared_hash_pool.
12142 2009-06-20 Anthony Green <green@moxielogic.com>
12144 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
12145 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
12147 2009-06-20 Richard Guenther <rguenther@suse.de>
12149 * tree-ssa-structalias.c (find_func_aliases): For memset use
12150 a constraint from NULL if we memset to zero.
12151 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
12152 we explicitly handle that do not read from memory.
12153 (call_may_clobber_ref_p_1): Properly handle builtins that may
12156 2009-06-20 Richard Guenther <rguenther@suse.de>
12158 PR tree-optimization/40495
12159 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
12160 (new_scalar_tmp_constraint_exp): New function.
12161 (process_constraint): Do not create temporary decls.
12162 (process_all_all_constraints): Likewise.
12163 (handle_const_call): Likewise.
12164 (create_function_info_for): Do not set decl.
12166 2009-06-19 Ian Lance Taylor <iant@google.com>
12168 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
12169 (rs6000_attribute_table): Make static; move before use.
12171 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
12173 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
12174 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
12175 Propagate the TREE_READONLY flag without overwriting it.
12176 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
12177 Propagate the TREE_READONLY flag onto the result.
12178 (process_call_operands): Move around. Use correct constant value.
12180 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12183 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
12184 * config/arm/arm.md: Likewise.
12186 2009-06-19 Ian Lance Taylor <iant@google.com>
12188 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
12189 to GIMPLE_ERROR_MARK.
12191 * c-typeck.c (build_conditional_expr): Add op1_original_type and
12192 op2_original_type parameters. Warn about using different enum types.
12193 * c-parser.c (c_parser_conditional_expression): Pass original
12194 types to build_conditional_expr.
12195 * c-tree.h (build_conditional_expr): Update declaration.
12197 2009-06-19 Ian Lance Taylor <iant@google.com>
12199 * config/i386/i386.c (ix86_function_specific_save): Test that
12200 fields match values, rather than testing the values are in a
12203 2009-06-19 Richard Guenther <rguenther@suse.de>
12205 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
12206 ADDR_EXPR pointers.
12207 (ptr_derefs_may_alias_p): Likewise.
12208 (ptr_deref_may_alias_ref_p_1): New function.
12209 (ptr_deref_may_alias_ref_p): Likewise.
12210 (ref_maybe_used_by_call_p_1): Handle builtins that are not
12211 covered by looking at the ESCAPED solution.
12212 (call_may_clobber_ref_p_1): Likewise.
12213 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
12214 Handle NULL_TREE offset. Do not produce redundant constraints.
12215 (process_all_all_constraints): New helper function.
12216 (do_structure_copy): Use it.
12217 (handle_lhs_call): Likewise.
12218 (find_func_aliases): Handle some builtins with pointer arguments
12219 and/or return values explicitly.
12221 2009-06-19 Ian Lance Taylor <iant@google.com>
12223 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
12225 2009-06-19 Ian Lance Taylor <iant@google.com>
12227 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
12229 2009-06-19 Ian Lance Taylor <iant@google.com>
12231 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
12232 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
12235 * c-decl.c (finish_decl): If -Wc++-compat, warn about
12236 uninitialized const.
12238 2009-06-19 Ian Lance Taylor <iant@google.com>
12240 * dse.c (struct store_info): Rename bitmap field to bmap. Change
12243 * c-decl.c (in_struct, struct_types): Remove.
12244 (struct c_binding): Add in_struct field.
12245 (c_binding_ptr): Define type, along with VEC.
12246 (struct c_struct_parse_info): Define.
12247 (struct_parse_info): New static variable.
12248 (bind): Initialize in_struct field.
12249 (start_struct): Remove enclosing_in_struct and
12250 enclosing_struct_types parameters. Add
12251 enclosing_struct_parse_info parameter. Change all callers. Set
12252 struct_parse_info rather than in_struct and struct_types.
12253 (grokfield): If -Wc++-compat and there is a symbol binding for the
12254 field name, set the in_struct flag and push it on the
12255 struct_parse_info->fields vector.
12256 (warn_cxx_compat_finish_struct): New static function.
12257 (finish_struct): Remove enclosing_in_struct and
12258 enclosing_struct_types parameters. Add
12259 enclosing_struct_parse_info parameter. Change all callers. Don't
12260 set C_TYPE_DEFINED_IN_STRUCT here. Call
12261 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
12262 parameter. Only push on struct_types if warn_cxx_compat.
12263 (finish_enum): Only push on struct_types if warn_cxx_compat.
12264 (declspecs_add_type): Add loc parameter. Change all callers.
12265 Change all error calls to error_at. Pass loc, not input_location,
12266 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
12267 defined in a struct. If -Wc++-compat and parsing a struct, record
12268 that a typedef name was used.
12269 * c-parser.c (c_parser_declspecs): Get location to pass to
12270 declspecs_add_type.
12271 (c_parser_struct_or_union_specifier): Update calls to start_struct
12273 * c-tree.h (struct c_struct_parse_info): Declare.
12274 (finish_struct, start_struct): Update declarations.
12275 (declspecs_add_type): Update declaration.
12277 2009-06-19 Ian Lance Taylor <iant@google.com>
12279 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
12280 variable with an anonymous type.
12282 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
12284 * see.c: Remove for real.
12286 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
12288 * optabs.h (enum optab_index): Add new OTI_significand.
12289 (significand_optab): Define corresponding macro.
12290 * optabs.c (init_optabs): Initialize significand_optab.
12291 * genopinit.c (optabs): Implement significand_optab using
12292 significand?f2 patterns.
12293 * builtins.c (expand_builtin_mathfn): Handle
12294 BUILT_IN_SIGNIFICAND{,F,L}.
12295 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
12296 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
12298 * config/i386/i386.md (significandxf2, significand<mode>2): New
12299 expanders to implement significandf, significand and significandl
12300 built-ins as inline x87 intrinsics.
12302 2009-06-18 Anatoly Sokolov <aesok@post.ru>
12304 * config/avr/avr.c (avr_override_options): Remove setting value of
12305 PARAM_INLINE_CALL_COST.
12307 2009-06-18 Richard Henderson <rth@redhat.com>
12310 * tree-pass.h (TDF_ASMNAME): New.
12311 * tree-dump.c (dump_options): Add asmname.
12312 * doc/invoke.texi: Document it.
12314 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
12315 (dump_decl_name): ...here.
12316 (dump_function_name): New flags arg; mind TDF_ASMNAME.
12317 (dump_generic_node): Update dump_function_name calls.
12318 (print_call_name): New flags arg; update all dump calls.
12319 * diagnostic.h (print_call_name): Update.
12320 * gimple-pretty-print.c (dump_gimple_call): Update.
12322 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
12325 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
12327 2009-06-18 Diego Novillo <dnovillo@google.com>
12329 * doc/plugins.texi: Document plugin_is_GPL_compatible.
12330 * plugin.c (str_license): Declare.
12331 (try_init_one_plugin): Assert that the symbol
12332 'plugin_is_GPL_compatible' exists.
12334 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
12337 * Makefile.in (OBJS-common): Remove see.o.
12339 * common.opt (fsee): Mark as preserved for backward compatibility.
12340 * opts.c (common_handle_option): Add OPT_fsee to the backward
12341 compatibility section.
12342 * passes.c (init_optimization_passes, pass_see): Remove pass.
12343 * timevar.def (TV_SEE): Remove.
12344 * tree-pass.h (pass_see): Remove declaration.
12345 * doc/invoke.texi (-fsee): Remove documentation.
12347 2009-06-18 Martin Jambor <mjambor@suse.cz>
12349 * tree-sra.c: Include statistics.h
12350 (sra_stats): New variable.
12351 (sra_initialize): Clear sra_stats.
12352 (create_access_replacement): Increment sra_stats.replacements.
12353 (get_access_replacement): Do not return twice.
12354 (analyze_all_variable_accesses): Increment statistics counter by the
12355 number of scalarized aggregates.
12356 (generate_subtree_copies): Increment sra_stats.subtree_copies.
12357 (sra_modify_expr): Increment sra_stats.exprs.
12358 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
12359 (sra_modify_assign): Increment sra_stats.exprs,
12360 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
12361 (perform_intra_sra): Update statistics counters.
12362 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
12364 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
12366 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
12367 (arm_scalar_mode_supported_p): New function.
12369 2009-06-18 Paul Brook <paul@codesourcery.com>
12370 Sandra Loosemore <sandra@codesourcery.com>
12372 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
12373 (__extendhfsf2, __truncsfhf2): Define.
12374 * config/arm/fp16.c: New file.
12375 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
12376 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
12378 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
12380 * doc/extend.texi (Half-Precision): New section.
12381 * doc/invoke.texi (Option Summary): List -mfp16-format.
12382 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
12383 * config/arm/arm.opt (mfp16-format=): New.
12384 * config/arm/arm.c: Include intl.h.
12385 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
12386 (TARGET_INVALID_RETURN_TYPE): Redefine.
12387 (TARGET_PROMOTED_TYPE): Redefine.
12388 (TARGET_CONVERT_TO_TYPE): Redefine.
12389 (arm_fp16_format): Define.
12390 (all_fpus): Add entry for neon-fp16.
12391 (fp_model_for_fpu): Likewise.
12392 (struct fp16_format): Declare.
12393 (all_fp16_formats): Define.
12394 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
12396 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
12398 (arm_legitimate_index_p): Treat HFmode like HImode.
12399 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
12400 (coproc_secondary_reload_class): Special-case HFmode.
12401 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
12402 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
12403 (arm_init_fp16_builtins): New.
12404 (arm_init_builtins): Call it.
12405 (arm_invalid_parameter_type): New.
12406 (arm_invalid_return_type): New.
12407 (arm_promoted_type): New.
12408 (arm_convert_to_type).
12409 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
12411 (arm_emit_fp16_const): New function.
12412 (arm_mangle_type): Mangle __fp16 as "Dh".
12413 * config/arm/arm.h (TARGET_VFPD32): Make it know about
12415 (TARGET_NEON_FP16): New.
12416 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
12417 (enum fputype): Add FPUTYPE_NEON_FP16.
12418 (enum arm_fp16_format_type): Declare.
12419 (arm_fp16_format): Declare.
12420 (LARGEST_EXPONENT_IS_NORMAL): Define.
12421 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
12422 * config/arm/arm-modes.def (HFmode): Define.
12423 * config/arm/vfp.md: (*movhf_vfp): New.
12424 (extendhfsf2): New.
12426 * config/arm/arm.md: (fpu): Add neon_fp16.
12427 (floatsihf2, floatdihf2): New.
12428 (fix_trunchfsi2, fix_trunchfdi2): New.
12430 (extendhfdf2): New.
12432 (*arm32_movhf): New.
12433 (*thumb1_movhf): New.
12434 (consttable_2): Add check for HFmode constants.
12435 (consttable_4): Handle HFmode constants.
12437 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
12439 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
12441 2009-06-17 Olivier Hainque <hainque@adacore.com>
12443 * collect2.c (main): Use CONST_CAST2 to perform char ** to
12444 const char ** conversion in AIX specific section.
12446 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
12448 * config/i386/i386.c (ix86_special_builtin_type): Remove
12449 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
12450 (bdesc_special_args): Updated.
12451 (ix86_init_mmx_sse_builtins): Likewise.
12452 (ix86_expand_special_args_builtin): Likewise.
12454 2009-06-17 Richard Henderson <rth@redhat.com>
12456 * tree-pretty-print.c (maybe_dump_asm_name): New.
12457 (dump_decl_name): Use it.
12458 (PRINT_FUNCTION_NAME): Merge into...
12459 (dump_function_name): ... here. Use maybe_dump_asm_name.
12461 2009-06-17 Cary Coutant <ccoutant@google.com>
12463 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
12465 * debug.c (struct gcc_debug_hooks): Change placeholder for
12467 (debug_nothing_int_charstar_int): Replaced by...
12468 (debug_nothing_int_charstar_int_bool): ...this.
12469 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
12470 source_line prototype.
12471 (debug_nothing_int_charstar_int): Replaced by...
12472 (debug_nothing_int_charstar_int_bool): ...this.
12473 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
12474 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
12475 Output is_stmt operand when necessary.
12476 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
12477 (notice_source_line): Add is_stmt parameter.
12478 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
12479 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
12481 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
12482 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
12484 2009-06-17 Ian Lance Taylor <iant@google.com>
12486 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
12488 (struct store_by_pieces_d): Rename from store_by_pieces. Change
12491 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
12493 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
12494 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
12495 tree_strip_sign_nop_conversions and
12496 tree_ssa_strip_useless_type_conversions rather than stripping
12497 the operations here.
12498 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
12500 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
12501 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
12502 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
12503 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
12506 2009-06-17 Michael Eager <eager@eagercon.com>
12508 * config/rs6000/constraints.md (register_constraint "d"): New.
12509 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
12510 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
12511 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
12512 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
12513 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
12514 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
12515 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
12516 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
12517 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
12518 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
12520 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
12521 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
12522 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
12523 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
12524 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
12525 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
12526 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
12527 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
12528 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
12529 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
12530 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
12531 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
12532 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
12533 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
12535 2009-06-16 Ian Lance Taylor <iant@google.com>
12537 * profile.c (total_num_never_executed): Don't define.
12538 (compute_branch_probabilities): Don't count or print
12539 num_never_executed.
12540 (init_branch_prob): Don't set total_num_never_executed.
12541 (end_branch_prob): Don't print total_num_never_executed.
12543 2009-06-17 David Daney <ddaney@caviumnetworks.com>
12545 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
12547 2009-06-17 David Edelsohn <edelsohn@gnu.org>
12549 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
12550 (nabstd2_fpr): Same.
12552 2009-06-17 Steve Ellcey <sje@cup.hp.com>
12554 * expr.c (expand_assignment): Change complex type check.
12556 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
12558 * doc/plugins.texi (Building GCC plugins): Added new section.
12560 2009-06-17 Ian Lance Taylor <iant@google.com>
12562 * c-pch.c (get_ident): Don't set size of templ array.
12563 (pch_init): Don't set size of partial_pch array.
12565 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
12566 string constant to intialize an array whose size is the length of
12569 2009-06-17 Richard Guenther <rguenther@suse.de>
12571 PR tree-optimization/40389
12572 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
12573 to addressable types.
12574 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
12576 2009-06-17 Richard Guenther <rguenther@suse.de>
12578 PR middle-end/40460
12579 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
12580 if there is no evolution of left in the loop bail out.
12581 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
12582 chrec_fold_multiply.
12584 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
12585 Janis Johnson <janis187@us.ibm.com>
12588 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
12589 for the symbol ref of a constant that is the source of a move
12590 - nor for any other not-obvious-label-ref constants.
12592 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
12594 * plugin.c (position_pass): Skip newly inserted pass during list
12595 traversal to avoid repeated insertion.
12597 2009-06-16 Ian Lance Taylor <iant@google.com>
12599 * vec.h (VEC_stack_alloc): Define different version if
12600 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
12601 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
12602 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
12603 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
12605 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
12607 * config.gcc (extra_headers): Add ia32intrin.h for x86.
12609 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
12610 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
12611 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
12612 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
12613 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
12614 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
12615 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
12616 (bdesc_special_args): Add __builtin_ia32_rdtsc and
12617 __builtin_ia32_rdtscp.
12618 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
12619 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
12620 and __builtin_ia32_rorhi.
12621 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
12622 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
12623 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
12624 (ix86_expand_args_builtin): Likewise.
12625 (ix86_expand_special_args_builtin): Likewise.
12627 * config/i386/i386.md (UNSPECV_RDTSCP): New.
12628 (UNSPECV_RDTSC): Likewise.
12629 (UNSPECV_RDPMC): Likewise.
12630 (*bsr): Renamed to ...
12632 (*bsr_rex64): Renamed to ...
12635 (*rdpmc): Likewise.
12636 (*rdpmc_rex64): Likewise.
12638 (*rdtsc): Likewise.
12639 (*rdtsc_rex64): Likewise.
12640 (rdtscp): Likewise.
12641 (*rdtscp): Likewise.
12642 (*rdtscp_rex64): Likewise.
12644 * config/i386/ia32intrin.h: New.
12646 * config/i386/x86intrin.h: Include <ia32intrin.h>.
12648 2009-06-16 Ian Lance Taylor <iant@google.com>
12650 * ira-build.c (copy_info_to_removed_store_destinations):
12651 Initialize parent_a.
12653 2009-06-16 Ian Lance Taylor <iant@google.com>
12655 * c-decl.c (grokdeclarator): Change size_varies to bool.
12657 2009-06-16 Ian Lance Taylor <iant@google.com>
12659 * sel-sched.c: Make forward declarations of move_op_hooks and
12660 fur_hooks explicitly extern.
12662 2009-06-16 Ian Lance Taylor <iant@google.com>
12664 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
12665 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
12667 2009-06-16 Ian Lance Taylor <iant@google.com>
12669 * resource.c (mark_referenced_resources): Change
12670 include_delayed_effects parameter to bool. Change all callers.
12671 (mark_end_of_function_resources): Likewise.
12672 * reorg.c (insn_references_resource_p): Likewise.
12673 (insn_sets_resource_p): Likewise.
12674 * resource.h (mark_referenced_resources): Update declaration.
12675 (mark_end_of_function_resources): Update declaration.
12677 2009-06-16 David Edelsohn <edelsohn@gnu.org>
12679 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
12681 2009-06-16 David Edelsohn <edelsohn@gnu.org>
12683 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
12684 GCC can bootstrap on AIX with GNU Binutils 2.20.
12686 2009-06-16 Ian Lance Taylor <iant@google.com>
12688 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
12690 2009-06-16 Ian Lance Taylor <iant@google.com>
12692 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
12693 inline, not extern inline.
12694 (exact_log2): Likewise.
12695 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
12697 (exact_log2): Likewise, but don't test CTZ_HWI.
12699 2009-06-16 Ian Lance Taylor <iant@google.com>
12701 * bitmap.c (bitmap_clear): Don't declare as inline.
12702 * gimple.c (gimplify_assign): Likewise.
12703 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
12704 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
12705 (sched_scan_info): Remove duplicate definition.
12707 2009-06-16 Ian Lance Taylor <iant@google.com>
12709 * c-common.c (skip_evaluation): Don't define.
12710 (c_inhibit_evaluation_warnings): Define global variable.
12711 (overflow_warning): Check c_inhibit_evaluation_warnings rather
12712 than skip_evaluation.
12713 (convert_and_check, warn_for_div_by_zero): Likewise.
12714 * c-common.h (skip_evaluation): Don't declare.
12715 (c_inhibit_evaluation_warnings): Declare.
12716 * c-parser.c (c_parser_typeof_specifier): Set
12717 c_inhibit_evaluation_warnings rather than skip_evaluation.
12718 (c_parser_conditional_expression): Likewise.
12719 (c_parser_binary_expression): Likewise.
12720 (c_parser_sizeof_expression): Likewise.
12721 (c_parser_alignof_expression): Likewise.
12722 * c-typeck.c (build_indirect_ref): Check
12723 c_inhibit_evaluation_warnings rather than skip_evaluation.
12724 (build_conditional_expr, build_binary_op): Likewise.
12726 2009-06-16 Richard Guenther <rguenther@suse.de>
12728 * tree-ssa-alias.c (is_escape_site): Remove.
12729 * tree-ssa-alias.h (enum escape_type): Remove.
12730 (is_escape_site): Likewise.
12731 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
12732 via casts and asms without deferring to is_escape_site.
12734 2009-06-16 Jakub Jelinek <jakub@redhat.com>
12736 PR middle-end/40446
12737 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
12738 use gen_lowpart if op0 has complex mode.
12740 2009-06-16 Richard Guenther <rguenther@suse.de>
12742 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
12743 variables add them to ESCAPED.
12744 (find_func_aliases): Do not make all indirectly stored values escaped.
12746 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
12748 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
12749 make_decl_one_only.
12751 2009-06-16 Martin Jambor <mjambor@suse.cz>
12753 PR tree-optimization/40432
12754 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
12755 check whether we need to force gimple register operand.
12757 2009-06-16 Martin Jambor <mjambor@suse.cz>
12759 PR tree-optimization/40413
12760 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
12761 build_ref_for_offset.
12762 (propagate_subacesses_accross_link): Fix a typo in a comment.
12764 2009-06-16 Ira Rosen <irar@il.ibm.com>
12766 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
12767 with additional parameter.
12768 * tree-vectorizer.h (enum vect_def_type): Add new value
12770 (enum vect_relevant): Add comments.
12771 (vect_is_simple_reduction): Add new argument.
12772 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
12773 Detect nested cycles.
12774 (vect_is_simple_reduction): Update documentation, add an argument to
12775 distinguish inner-loop reduction from nested cycle, detect nested
12776 cycles, fix printings and indentation, don't swap operands in case
12778 (get_initial_def_for_reduction): Handle subtraction.
12779 (vect_create_epilog_for_reduction): Add new argument to specify
12780 reduction variable.
12781 (vect_finalize_reduction): Handle subtraction, fix comments.
12782 (vectorizable_reduction): Handle nested cycles. In case of nested
12783 cycle keep track of the reduction variable position. Call
12784 vect_is_simple_reduction with additional parameter. Use original
12785 statement code in reduction epilogue for nested cycle. Call
12786 vect_create_epilog_for_reduction with additional parameter.
12787 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
12788 inner-loop vectorization.
12789 (vect_recog_widen_sum_pattern): Likewise.
12790 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
12792 (vect_mark_stmts_to_be_vectorized): Likewise.
12793 (vect_get_vec_def_for_operand): Handle nested cycles.
12795 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12797 * doc/invoke.texi (Debugging Options): Fix option index entries
12798 for -fdump-statistics, -frandom-seed add entries for
12799 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
12800 (FRV Options): Fix entries for -mTLS, -mtls.
12801 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
12802 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
12803 (M68hc1x Options): Fix @itemx for -mnominmax.
12804 (MCore Options): Fix entry for -mno-lsim.
12805 (MMIX Options): Fix entry for -mabi=mmixware.
12806 (PDP-11 Options): Fix entry for -mbcopy-builtin.
12808 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
12810 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
12811 Mention the plugin mode of gengtype.
12812 * doc/gty.texi (Source Files Containing Type Information): Likewise.
12813 * gengtype.c: Updated copyright.
12814 (plugin_files, nb_plugin_files) Added new static variables.
12815 (measure_input_list) Care about plugin_files.
12816 (write_rtx_next): Added early return in plugin mode.
12817 (create_file): Updated copyright year in generated file. Added
12819 (oprintf): Added early return if NULL outf.
12820 (get_output_file_with_visibility): Care of plugin_files.
12821 (get_output_file_name): May return null.
12822 (write_local): Added early return.
12823 (put_mangled_filename): Ditto.
12824 (finish_root_table): Added check for base_files.
12825 (write_roots): Care about null when plugins.
12826 (main): Added plugin mode.
12828 2009-06-15 Ian Lance Taylor <iant@google.com>
12830 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
12831 * gcov.c (read_count_file): Add braces around variables declared
12834 * c.opt (Wjump-misses-init): New warning.
12835 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
12836 -Wall and -Wc++-compat if not already set.
12837 (c_common_post_options): Clear warn_jump_misses_init if it was not
12839 * c-decl.c (struct c_binding): Change type field to a union with
12840 new label field. Make it the first field in the struct. Update
12841 references to type to use u.type instead.
12842 (struct c_spot_bindings): Define.
12843 (struct c_goto_bindings): Define.
12844 (c_goto_bindings_p): Define, along with VECs.
12845 (struct c_label_vars): Define.
12846 (struct c_scope): Add has_label_bindings field.
12847 (bind_label, set_spot_bindings): New static functions.
12848 (decl_jump_unsafe, update_spot_bindings): New static functions.
12849 (update_label_decls): New static function.
12850 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
12851 Update binding u.label field to shadowed field.
12852 (c_binding_start_stmt_expr): New function.
12853 (c_binding_end_stmt_expr): New function.
12854 (pushdecl): Don't call c_begin_vm_scope.
12855 (make_label): Add defining and p_label_vars parameters. Change
12857 (lookup_label): Correct test for whether a label has not yet been
12858 defined. Call bind_label rather than bind.
12859 (warn_about_goto): New static function.
12860 (lookup_label_for_goto): New function.
12861 (declare_label): Call bind_label rather than bind.
12862 (check_earlier_gotos): New static function.
12863 (define_label): Don't give errors about jumping into statement
12864 expressions or scopes of variably modified types. Call
12865 set_spot_bindings and check_earlier_gotos. Call bind_label
12866 instead of bind. Don't set label_context_stack_se or
12867 label_context_stack_vm.
12868 (c_get_switch_bindings): New function.
12869 (c_release_switch_bindings): New function.
12870 (c_check_switch_jump_warnings): New function.
12871 (start_function): Don't set label_context_stack_se or
12872 label_context_stack_vm.
12873 (finish_function): Likewise.
12874 * c-typeck.c (label_context_stack_se): Don't define.
12875 (label_context_stack_vm): Don't define.
12876 (c_finish_goto_label): Call lookup_label_for_goto rather than
12877 lookup_label. Don't give errors about jumping into a statement
12878 expression or the scope of a variably modified type. Don't set
12879 label_context_stack_se or label_context_stack_vm.
12880 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
12881 fields. Add bindings field.
12882 (c_start_case): Don't set deleted fields. Set bindings field.
12883 (do_case): Rework order of tests. Don't check blocked_stmt_expr
12884 or blocked_vm. Call c_check_switch_jump_warnings.
12885 (c_finish_case): Don't test blocked_stmt_expr field. Call
12886 c_release_switch_bindings.
12887 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
12888 c_switch_stack. Don't walk label_context_stack_se labels. Don't
12889 set label_context_stack_se. Call c_bindings_start_stmt_expr.
12890 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
12891 c_switch_stack. Don't walk label_context_stack_se labels. Don't
12892 set label_context_stack_se. Call c_bindings_end_stmt_expr.
12893 (c_begin_vm_scope, c_end_vm_scope): Don't define.
12894 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
12895 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
12896 (C_DECL_UNJUMPABLE_VM): Don't define.
12897 (C_DECL_UNDEFINABLE_VM): Don't define.
12898 (struct c_label_list): Don't define.
12899 (struct c_label_context_se): Don't define.
12900 (struct c_label_context_vm): Don't define.
12901 (struct c_spot_bindings): Declare.
12902 (c_bindings_start_stmt_expr): Declare.
12903 (c_bindings_end_stmt_expr): Declare.
12904 (lookup_label_for_goto): Declare.
12905 (c_get_switch_bindings, c_release_switch_bindings): Declare.
12906 (c_check_switch_jump_warnings): Declare.
12907 (label_context_stack_se, label_context_stack_vm): Don't declare.
12908 (c_finish_goto_label): Update declaration.
12909 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
12910 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
12911 (Warning Options): Document -Wjump-misses-init.
12913 2009-06-15 Jakub Jelinek <jakub@redhat.com>
12915 * tree-object-size.c (addr_object_size): Fix a pasto in the last
12918 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
12920 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
12922 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
12924 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
12926 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
12928 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
12930 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
12932 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
12933 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
12934 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
12935 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
12936 * dwarf2asm.c (dw2_force_const_mem): Update call to
12937 make_decl_one_only.
12938 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
12939 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
12940 * langhooks.c (lhd_comdat_group): Remove.
12941 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
12942 * tree.h (DECL_COMDAT_GROUP): New.
12943 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
12944 (tree_decl_with_vis): Add comdat_group. Remove one_only.
12945 (make_decl_one_only): Change signature.
12946 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
12947 make_decl_one_only.
12948 (make_decl_one_only): Change signature.
12949 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
12951 2009-06-15 Richard Guenther <rguenther@suse.de>
12953 PR middle-end/40439
12954 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
12956 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12958 * tree-ssa-math-opts.c: Remove extra divide.
12960 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12962 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
12964 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12966 * passes.c: Add bswap pass.
12967 * tree-pass.h: Add pass_optimize_bswap declaration.
12968 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
12969 Include rtl.h, expr.h and optabs.h for optab_handler check.
12970 (struct symbolic_number, pass_optimize_bswap): New definition.
12971 (do_shift_rotate, verify_symbolic_number_p): New functions.
12972 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
12973 (gate_optimize_bswap): New function.
12974 * tree.c (widest_int_cst_value): New function.
12975 * tree.h (widest_int_cst_value): Prototype added.
12977 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
12979 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
12980 REG_EQUAL/REG_EQUIV notes.
12982 2009-06-14 Richard Guenther <rguenther@suse.de>
12984 PR middle-end/40389
12985 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
12986 has its address taken if NRV was applied and it is addressable.
12987 * tree-ssa-structalias.c (get_constraint_for_address_of): New
12988 function split out from ...
12989 (get_constraint_for_1): ... here.
12990 (handle_rhs_call): Use it to mark the return slot escaped if
12991 it is addressable and NRV was applied.
12993 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
12995 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
12996 Change first argument type to location_t.
12997 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
12998 Do not set input_location.
12999 Use loc instead of input_location throughout.
13001 2009-06-13 Richard Guenther <rguenther@suse.de>
13003 PR tree-optimization/40421
13004 * tree-predcom.c (should_unroll_loop_p): Remove.
13005 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
13007 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
13009 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13010 Add location argument.
13012 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13014 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
13016 * config/s390/s390.c (s390_build_builtin_va_list): Same.
13017 (s390_gimplify_va_arg): Pass location to create_artificial_label.
13018 * config/spu/spu-protos.h: Add location to
13019 spu_resolve_overloaded_builtin.
13020 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
13021 spu_build_builtin_va_list.
13022 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
13023 argument. Pass location to build_function_call_vec.
13024 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
13026 (emit_fpu_switch): Same.
13027 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
13028 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
13029 to build_decl and create_artificial_label.
13030 (xtensa_gimplify_va_arg_expr): Same.
13031 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
13032 (xstormy16_gimplify_va_arg_expr): Same.
13033 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
13034 * config/arm/arm.c (arm_build_builtin_va_list): Same.
13035 * config/mips/mips.c (mips_build_builtin_va_list): Same.
13036 (mips16_build_function_stub): Same.
13037 (mips16_build_call_stub): Same.
13039 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
13042 * arm/constraints.md (Pa, Pb): New constraints.
13043 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
13044 split pattern to deal with them.
13046 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
13048 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
13049 fix index entry for -Xpreprocessor.
13051 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13053 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13054 Add location argument to build_decl call.
13055 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
13056 (rs6000_init_builtins): Same.
13057 (spe_init_builtins): Same.
13058 (rs6000_gimplify_va_arg): Add location argument to
13059 create_artificial_label call.
13061 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
13063 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
13064 * combine-stack-adj.c (pass_stack_adjustments): Use it.
13065 * Makefile.in: Fix GGC dependency for gcse.o.
13067 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13069 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
13070 * gimple-pretty-print.c (dump_gimple_stmt): Same.
13071 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
13073 * c-parser.c (c_parser_binary_expression): Use current column while
13074 building binary operations.
13075 * common.opt (fshow-column): Enable by default.
13076 * tree-vrp.c (check_array_ref): Use warning_at.
13077 (check_array_bounds): Use location from call back if expr has no
13079 * tree.h: Add location argument to maybe_fold_*.
13080 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
13081 (maybe_fold_offset_to_array_ref): Add location argument and use it.
13082 (maybe_fold_offset_to_component_ref): Same.
13083 (maybe_fold_offset_to_reference): Same.
13084 (maybe_fold_offset_to_address): Same.
13085 (maybe_fold_stmt_indirect): Same.
13086 (maybe_fold_stmt_addition): Same.
13087 (fold_stmt_r): Pass location to maybe_fold_*.
13088 (fold_gimple_assign): Same.
13089 * c-tree.h: Add location argument to finish_decl,
13090 default_function_array_conversion, store_init_value.
13091 * c-decl.c (define_label): Use error_at.
13092 (c_make_fname_decl): Pass location to finish_decl.
13093 (finish_decl): New location argument.
13094 (build_compound_literal): Pass location to store_init_value.
13095 (grokdeclarator): Pass location to finish_decl.
13097 * c-typeck.c (array_to_pointer_conversion): New location argument.
13098 (function_to_pointer_conversion): Same.
13099 (default_function_array_conversion): Same.
13100 (parser_build_unary_op): Pass location to overflow_warning.
13101 (parser_build_binary_op): Same. Use warning_at.
13102 (build_unary_op): Pass location to array_to_pointer_conversion.
13103 (build_c_cast): Pass location to digest_init.
13104 (build_modify_expr): New location argument.
13105 (convert_for_assignment): Same.
13106 (store_init_value): Same.
13107 (digest_init): Same.
13108 (output_init_element): Pass location to digest_init and
13109 array_to_pointer_conversion.
13110 (c_finish_return): Pass location to convert_for_assignment.
13111 * gimplify.c (gimplify_conversion): Pass location to
13112 maybe_fold_offset_to_address.
13113 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
13114 to maybe_fold_stmt_addition.
13115 * c-omp.c (c_finish_omp_atomic): Pass new location to
13117 (c_finish_omp_for): Same.
13118 * c-common.c (overflow_warning): New argument.
13119 * c-common.h: New argument to build_modify_expr, overflow_warning.
13120 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
13122 (c_parser_initializer): Pass location to
13123 default_function_array_conversion.
13124 (c_parser_initelt): Same.
13125 (c_parser_initval): Same.
13126 (c_parser_asm_operands): Same.
13127 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
13128 (c_parser_conditional_expression): Same.
13129 (c_parser_binary_expression): Add location info to stack. Use it.
13130 (c_parser_unary_expression): Pass location to
13131 default_function_array_conversion, parser_build_unary_op,
13132 build_indirect_ref, c_parser_postfix_expression_after_primary.
13133 (c_parser_postfix_expression_after_primary): New location argument.
13135 (c_parser_expression_conv): Pass location to
13136 default_function_array_conversion.
13137 (c_parser_expr_list): Same.
13138 (c_parser_omp_atomic): Same.
13139 (c_parser_omp_for_loop): Same.
13140 * c-tree.h: (struct c_declarator): Add comment to id_loc.
13141 (build_array_declarator): New argument.
13142 * c-decl.c (build_array_declarator): Add location argument.
13143 (grokdeclarator): Set id_loc for cdk_array.
13144 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
13145 build_array_declarator.
13146 * tree.c (build_omp_clause): Add location argument.
13147 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
13148 (OMP_CLAUSE_LOCATION): New macro.
13149 (struct tree_omp_clause): Add location field.
13150 (build_omp_clause): Add argument.
13151 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
13152 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
13154 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
13155 (cp_parser_omp_clause_collapse): Same.
13156 (cp_parser_omp_clause_default): Same.
13157 (cp_parser_omp_clause_if): Same.
13158 (cp_parser_omp_clause_nowait): Same.
13159 (cp_parser_omp_clause_num_threads): Same.
13160 (cp_parser_omp_clause_ordered): Same.
13161 (cp_parser_omp_clause_schedule): Same.
13162 (cp_parser_omp_clause_untied): Same.
13163 (cp_parser_omp_for_loop): Same.
13164 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
13165 * c-tree.h (c_start_case): Add location argument.
13166 (c_process_expr_stmt): Same.
13167 (c_finish_goto_*): Same.
13168 * tree-parloops.c (initialize_reductions): Pass location to
13170 (create_parallel_loop): Same.
13171 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
13172 (gfc_trans_omp_reduction_list): Same.
13173 (gfc_trans_omp_clauses): Same.
13174 (gfc_trans_omp_do): Same.
13175 * c-typeck.c (c_finish_goto_label): Same.
13176 (c_finish_goto_ptr): New location argument.
13177 (c_start_case): Same.
13178 (emit_side_effect_warnings): Same.
13179 (c_process_expr_stmt): Same.
13180 (c_finish_stmt_expr): Same.
13181 (c_finish_omp_clauses): Use error_at instead of error.
13182 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
13184 * c-omp.c (c_split_parallel_clauses): New location argument.
13185 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
13186 to build_omp_clause.
13187 (convert_local_reference_stmt): Same.
13188 (convert_gimple_call): Same.
13189 * c-common.h (c_split_parallel_clauses): New argument.
13190 * c-parser.c (c_parser_statement_after_labels): Pass location to
13191 c_finish_goto_label.
13192 (c_parser_switch_statement): Pass location to c_start_case.
13193 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
13194 and c_process_expr_stmt.
13195 (c_parser_omp_variable_list): Add location argument.
13196 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
13197 (c_parser_omp_clause_default): Same.
13198 (c_parser_omp_clause_if): Same.
13199 (c_parser_omp_clause_num_threads): Same.
13200 (-c_parser_omp_clause_ordered): Same.
13201 (c_parser_omp_clause_reduction): Pass location to
13202 c_parser_omp_variable_list.
13203 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
13204 (c_parser_omp_clause_untied): Same.
13205 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
13206 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
13208 * c-tree.h (check_for_loop_decls, undeclared_variable,
13209 build_component_ref, build_array_ref, build_external_ref,
13210 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
13211 build_conditional_expr, build_compound_expr, c_cast_expr,
13212 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
13213 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
13215 * c-semantics.c (build_stmt): Same.
13216 (build_case_label): Same.
13217 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
13218 (undeclared_variable): New argument.
13219 (make_label): Same.
13220 (lookup_label): Pass location on down.
13221 (define_label): Same.
13222 (finish_decl): Same.
13223 (build_compound_literal): Same.
13224 (finish_struct): Same.
13225 (finish_function): Do not set location here.
13226 (check_for_loop_decls): New argument.
13227 * tree.c (save_expr): Set location.
13228 (build_empty_stmt): New argument.
13229 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
13230 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
13231 * builtins.c (gimplify_va_arg_expr): Use locations.
13232 (expand_builtin_sync_operation): Same.
13233 * c-typeck.c (build_component_ref): New argument.
13234 (build_array_ref): Same.
13235 (build_external_ref): Same.
13236 (c_expr_sizeof_expr): Same.
13237 (c_expr_sizeof_type): Same.
13238 (parser_build_unary_op): Same.
13239 (build_conditional_expr): Same.
13240 (build_compound_expr): Pass location on down.
13241 (build_compound_expr): New argument.
13242 (build_c_cast): Same.
13243 (c_cast_expr): Same.
13244 (build_asm_expr): Same.
13245 (c_finish_return): Same.
13246 (c_process_expr_stmt): Pass location on down.
13247 (c_finish_stmt_expr): New argument.
13248 (push_clenaup): Same.
13249 (c_finish_omp_parallel): Same.
13250 (c_finish_omp_task): Same.
13251 * gimplify.c (gimplify_call_expr): Pass location on down.
13252 * c-omp.c (c_finish_omp_master): New argument.
13253 (c_finish_omp_critical): Same.
13254 (c_finish_omp_ordered): Same.
13255 (c_finish_omp_barrier): Same.
13256 (-c_finish_omp_taskwait): Same.
13257 (c_finish_omp_atomic): Same.
13258 (c_finish_omp_flush): Same.
13259 * tree-inline.c (copy_tree_body_r): Pass location on down.
13260 (inline_forbidden_p): Remove use of input_location.
13261 * c-gimplify.c (c_build_bind_expr): New argument.
13262 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
13263 (c_sizeof_or_alignof_type): New argument.
13264 (c_alignof_expr): Same.
13265 (build_va_arg): Same.
13266 (c_add_case_label): Same.
13267 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
13268 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
13269 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
13270 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
13271 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
13272 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
13274 * stub-objc.c (objc_build_selector_expr): Same.
13275 (objc_build_throw_stmt): Same.
13276 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
13277 (c_parser_initelt): Same.
13278 (c_parser_compound_statement): Same.
13279 (c_parser_compound_statement_nostart): Same.
13280 (c_parser_label): Same.
13281 (c_parser_statement_after_labels): Same.
13282 (c_parser_if_body): Same.
13283 (c_parser_else_body): Same.
13284 (c_parser_if_statement): Same.
13285 (c_parser_switch_statement): Same.
13286 (c_parser_while_statement): Same.
13287 (c_parser_do_statement): Same.
13288 (c_parser_for_statement): Same.
13289 (c_parser_asm_statement): Same.
13290 (c_parser_conditional_expression): Same.
13291 (c_parser_binary_expression): Same.
13292 (c_parser_cast_expression): Same.
13293 (c_parser_unary_expression): Same.
13294 (c_parser_sizeof_expression): Same.
13295 (c_parser_alignof_expression): Same.
13296 (c_parser_postfix_expression): Same.
13297 (c_parser_expression): Same.
13298 (c_parser_objc_receiver): Same.
13299 (c_parser_omp_variable_list): Same.
13300 (c_parser_omp_structured_block): Same.
13301 (c_parser_omp_atomic): New argument.
13302 (c_parser_omp_barrier): Same.
13303 (c_parser_omp_critical): Same.
13304 (c_parser_omp_flush): Pass location on down.
13305 (c_parser_omp_for_loop): New argument.
13306 (c_parser_omp_for): Same.
13307 (c_parser_omp_master): Same.
13308 (c_parser_omp_ordered): Same.
13309 (c_parser_omp_sections_scope): Same.
13310 (c_parser_omp_sections): Same.
13311 (c_parser_omp_parallel): Same.
13312 (c_parser_omp_single): Same.
13313 (c_parser_omp_task): Same.
13314 (c_parser_omp_taskwait): Pass location on down.
13315 (c_parser_omp_construct): Same.
13316 (c_parser_omp_threadprivate): Same.
13317 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
13318 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
13319 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
13320 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
13321 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
13322 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
13323 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
13324 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
13325 config/i386/i386.c, stmt.c:
13326 Add location argument to the following function definitions and/or
13327 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
13328 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
13329 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
13330 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
13331 do_case, c_finish_bc_stmt, build_compound_literal,
13332 build_function_call.
13333 * c-decl.c (build_compound_literal): Add location argument.
13334 Make all diagnostic calls use location.
13335 (start_struct): Same.
13336 (finish_struct): Same.
13337 (start_enum): Same.
13338 (build_enumerator): Same.
13339 (start_function): Same.
13340 (grokdeclarator): Make all diagnostic calls use location.
13341 (store_parm_decls_oldstyle): Same.
13342 * c-typeck.c (build_function_call): Add location argument.
13343 Make all diagnostic calls use location.
13345 (c_finish_bc_stmt): Same.
13346 * tree-nested.c (get_trampoline_type): Add argument.
13347 Pass location to build_decl.
13348 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
13349 * rtl.h (RTL_LOCATION): New.
13350 * c-common.c (c_add_case_label): Add location argument.
13351 Make all diagnostic calls use location.
13352 * c-common.h: Add location argument to make_fname_decl, do_case,
13353 c_add_case_label, build_function_call, resolve_overloaded_builtin.
13354 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
13355 Set it appropriately for every case. Pass enum_loc to start_enum
13356 call. Pass value_loc first to build_enumerator. Pass enum_loc to
13358 (c_parser_struct_or_union_specifier): Save location. Use it for
13359 start_struct, finish_struct, and parser_xref_tag.
13361 2009-06-12 Ian Lance Taylor <iant@google.com>
13363 * fold-const.c (fold_unary): Rename local variable and to and_expr.
13365 * c-opts.c (c_common_handle_option): For -Wc++-compat set
13366 cpp_opts->warn_cxx_operator_names.
13368 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
13371 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
13372 is returns NULL and OP is a VCE, look through the VCE.
13374 2009-06-12 Ian Lance Taylor <iant@google.com>
13377 * collect2.c (main): Use CONST_CAST2 in code inside #if
13378 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
13380 2009-06-12 Joey Ye <joey.ye@intel.com>
13382 PR middle-end/39146
13383 * cfgexpand.c (get_decl_align_unit): Update
13384 max_used_stack_slot_alignment with align instead of
13385 stack_alignment_needed.
13387 * function.c (assign_stack_local_1): Update
13388 max_used_stack_slot_alignment with alignment_in_bits instead
13389 of stack_alignment_needed.
13390 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
13393 2009-06-12 Jakub Jelinek <jakub@redhat.com>
13395 * dwarf2out.c (last_var_location_insn): New variable.
13396 (dwarf2out_end_epilogue): Clear last_var_location_insn.
13397 (dwarf2out_var_location): Don't record anything after last real
13398 insn. Only change labels if there were any real instructions
13399 in between last note and this one, or if changed sections.
13401 2009-06-11 Richard Henderson <rth@redhat.com>
13403 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
13404 note when storing the frame pointer in a register.
13405 (FRP): Don't redefine to nothing for epilogue.
13406 (alpha_expand_epilogue): Mark register and sp restores.
13407 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
13409 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
13410 when gen_lowpart is needed.
13412 2009-06-11 Richard Henderson <rth@redhat.com>
13414 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
13416 * dwarf2out.c (need_data_align_sf_opcode): New.
13417 (div_data_align): Move earlier.
13418 (def_cfa_1, reg_save): Use it.
13420 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
13422 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
13423 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
13424 (ix86_handle_option): Handle OPT_mcrc32.
13425 (ix86_target_string): Add -mcrc32.
13426 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
13428 * config/i386/i386.h (TARGET_CRC32): New.
13430 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
13431 (sse4_2_crc32di): Likewise.
13433 * config/i386/i386.opt (mcrc32): New.
13435 * doc/invoke.texi: Document -mcrc32.
13437 2009-06-11 Richard Henderson <rth@redhat.com>
13439 * common.opt (gdwarf-): Accept a version number.
13440 * doc/invoke.texi (gdwarf-): Update docs.
13441 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
13442 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
13443 version level, and record it.
13445 * dwarf2.h (DW_CIE_VERSION): Remove.
13446 * dwarf2out.c (DWARF_VERSION): Remove.
13447 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
13448 (output_call_frame_info): Use CIE version 3 for dwarf3,
13449 or if the return register column is out of range for version 1.
13450 (dwarf_stack_op_name): Add all dwarf3 values.
13451 (DEBUG_PUBTYPES_SECTION): New.
13452 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
13453 encoding change for dwarf3.
13454 (output_die) [dw_val_class_die_ref]: Likewise.
13455 (output_compilation_unit_header): Emit correct version for dwarf3.
13456 (output_line_info): Likewise.
13457 (output_pubnames): Update for DWARF_VERSION removal.
13458 (output_aranges): Likewise.
13459 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
13460 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
13461 (dwarf2out_finish): Likewise.
13463 2009-06-11 David Daney <ddaney@caviumnetworks.com>
13465 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
13468 2009-06-11 David Daney <ddaney@caviumnetworks.com>
13471 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
13472 * builtins.c (expand_builtin_unreachable): New function.
13473 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
13474 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
13475 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
13477 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
13478 searching for missing barriers.
13480 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
13482 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
13483 when -fprofile-generate* was passed.
13484 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
13486 2009-06-11 Anthony Green <green@moxielogic.com>
13488 * config/moxie/moxie.md: Define length attribute for all instructions.
13490 (*b<cond:code>): Support limited branch ranges for new PC-relative
13491 branch instructions.
13492 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
13494 2009-06-11 Jakub Jelinek <jakub@redhat.com>
13496 * config/i386/i386.c (min_insn_size): Use get_attr_length
13497 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
13498 For __asm return 0.
13500 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
13501 instead of emit_insn_before.
13503 2009-06-10 Ian Lance Taylor <iant@google.com>
13506 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
13509 2009-06-10 Revital Eres <eres@il.ibm.com>
13511 * passes.c (init_optimization_passes): Reschedule
13512 predictive-commoning pass before complete unroll pass.
13514 2009-06-10 Martin Jambor <mjambor@suse.cz>
13516 * cgraph.c (cgraph_node_can_be_local_p): New function.
13517 (cgraph_make_node_local): New function.
13518 * cgraph.h (cgraph_node_can_be_local_p): Declare.
13519 (cgraph_make_node_local): Declare.
13521 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
13523 * tree.h (tree_base): Add packed_flag and user_align fields.
13524 Decrease size of spare field.
13525 (TYPE_USER_ALIGN): Use user_align from tree_base.
13526 (DECL_USER_ALIGN): Likewise.
13527 (TYPE_PACKED): Use packed_flag from tree_base.
13528 (DECL_PACKED): Likewise.
13529 (tree_type): Delete packed_flag and user_align fields. Widen
13530 precision field. Widen mode field and shuffle fields to align
13531 mode on an 8-bit boundary.
13532 (tree_decl_common): Delete decl_flag_1 and user_align fields.
13533 Renumber decl_flag_* fields. Fix comments. Widen
13534 decl_common_unused field.
13535 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
13536 (DECL_EXTERNAL): Likewise.
13537 (DECL_BIT_FIELD): Likewise.
13538 (DECL_NONADDRESSABLE_P): Likewise.
13539 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
13540 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
13542 2009-06-10 Ian Lance Taylor <iant@google.com>
13544 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
13545 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
13546 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
13547 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
13548 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
13549 DEF_VEC_ALLOC_FUNC_P.
13550 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
13551 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
13552 DEF_VEC_ALLOC_FUNC_O.
13553 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
13554 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
13555 DEF_VEC_ALLOC_FUNC_I.
13556 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
13557 (vec_stack_p_reserve_exact_1): Declare.
13558 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
13559 (vec_stack_free): Declare.
13560 (VEC_stack_alloc): Define.
13561 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
13562 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
13563 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
13564 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
13566 (stack_vecs): New static variable.
13567 (vec_stack_p_reserve_exact_1): New function.
13568 (vec_stack_o_reserve_1): New static function.
13569 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
13570 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
13571 (vec_stack_free): New function.
13572 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
13573 (VEC_df_ref_stack_alloc): Define.
13574 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
13575 DEF_VEC_ALLOC_P_STACK.
13576 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
13577 (struct df_collection_rec): Change _vec fields to VEC. Remove
13579 (df_free_collection_rec): Adjust for new fields.
13580 (df_insn_rescan): Use new df_collection_rec fields.
13581 (df_notes_rescan, df_canonize_collection_rec): Likewise.
13582 (df_ref_create_structure, df_ref_record): Likewise.
13583 (df_get_conditional_uses, df_get_call_refs): Likewise.
13584 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
13585 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
13586 (df_record_exit_block_uses, df_bb_verify): Likewise.
13587 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
13588 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
13589 Remove count parameter. Change return type to void. Change all
13591 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
13592 Remove count parameter. Change return type to void. Change all
13594 (df_install_refs): Change old_vec parameter to VEC. Remove count
13595 parameter. Change all callers.
13596 (df_install_mws): Change old_vec parameter to VEC. Remove count
13597 parameter. Change all callers.
13598 (df_refs_verify): Change new_rec parameter to VEC. Change call
13600 (df_mws_verify): Likewise.
13602 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
13604 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
13606 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
13608 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
13610 2009-06-10 Anthony Green <green@moxielogic.com>
13612 * config/moxie/crti.asm: New file.
13613 * config/moxie/crtn.asm: New file.
13614 * config/moxie/moxie.c: New file.
13615 * config/moxie/moxie.h: New file.
13616 * config/moxie/sfp-machine.h: New file.
13617 * config/moxie/moxie-protos.h: New file.
13618 * config/moxie/t-moxie: Created.
13619 * config/moxie/t-moxie-softfp: Created.
13620 * config/moxie/moxie.md: Created.
13621 * config/moxie/constraints.md: Created.
13622 * config.gcc: Add moxie support.
13623 * doc/md.texi (Machine Constraints): Add moxie constraints.
13624 * doc/contrib.texi (Contributors): Mention moxie port.
13625 * doc/install.texi (Specific): Mention the moxie port.
13627 2009-06-09 Ian Lance Taylor <iant@google.com>
13629 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
13630 compiling with C++.
13631 * optabs.c (optab_table): Only use designated initializers if
13632 HAVE_DESIGNATED_INITIALIZERS is defined.
13633 (convert_optab_table): Likewise.
13634 (init_optabs): Always call init_insn_codes if
13635 HAVE_DESIGNATED_INITIALIZERS is not defined.
13637 2009-06-09 Ian Lance Taylor <iant@google.com>
13639 * targhooks.c (default_builtin_vectorized_function): Change fn
13640 parameter to unsigned int.
13641 (default_builtin_vectorized_conversion): Change code parameter to
13643 (default_builtin_reciprocal): Change fn parameter to unsigned int.
13644 * targhooks.h: Update declarations.
13645 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
13646 parameter to unsigned int.
13648 * c-typeck.c (comptypes_check_enum_int): New static function.
13649 (comptypes_internal): Add enum_and_int_p parameter. Change all
13651 (comp_target_types): Add location parameter. Change all callers.
13652 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
13653 Change all callers.
13654 (function_types_compatible_p, type_lists_compatible_p): Likewise.
13655 (build_conditional_expr): Add colon_loc parameter. Change all
13657 (convert_for_assignment): Add location parameter. Change all callers.
13658 * c-parser.c (c_parser_conditional_expression): Pass location of
13659 colon to build_conditional_expr.
13660 * c-tree.h (build_conditional_expr): Update declaration.
13662 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
13664 * graphite.c: Revert previous patch.
13666 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
13669 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
13671 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
13673 * tree-ssa-loop-prefetch.c
13674 (loop_prefetch_arrays): Fixed a portability problem in printf format
13677 2009-06-09 Martin Jambor <mjambor@suse.cz>
13679 PR tree-optimization/40351
13680 * tree-sra.c (propagate_subacesses_accross_link): Check that a
13681 refrence to a potential artifical subaccess can be constructed.
13683 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
13685 * config/sh/sh-protos.h (sh_optimization_options): Declare.
13686 (sh_override_options): Likewise.
13687 * config/sh/sh.c: Include params.h.
13688 (sh_optimization_options): New.
13689 (sh_override_options): Likewise.
13690 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
13691 (OVERRIDE_OPTIONS): Use sh_override_options.
13693 2009-06-08 Jakub Jelinek <jakub@redhat.com>
13695 * dwarf2out.c (emit_cfa_remember): New variable.
13696 (add_fde_cfi): If emit_cfa_remember, recurse to add
13697 DW_CFA_remember_state first.
13698 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
13699 instead just set emit_cfa_remember.
13701 2009-06-08 Jan Hubicka <jh@suse.cz>
13704 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
13706 2009-06-08 Jan Hubicka <jh@suse.cz>
13708 PR middle-end/39834
13709 * cgraphunit.c (save_inline_function_body): Do not copy transform
13710 hooks for saved inline bodies.
13711 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
13712 for given function.
13714 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
13716 * jump.c (returnjump_p): Handle delayed branches. Add missing
13719 2009-06-08 Jan Hubicka <jh@suse.cz>
13721 PR middle-end/40102
13722 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
13723 original node might've been modified.
13724 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
13726 2009-06-08 Jakub Jelinek <jakub@redhat.com>
13728 * tree-object-size.c (addr_object_size): Add OSI argument.
13729 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
13730 (compute_builtin_object_size, expr_object_size): Adjust callers.
13731 (plus_stmt_object_size): Call addr_object_size instead of
13732 compute_builtin_object_size.
13734 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
13735 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13737 * tree-ssa-loop-prefetch.c
13738 (gather_memory_references): Introduced a counter for the number of
13740 (anything_to_prefetch_p): Introduced a counter for the number of
13742 (is_loop_prefetching_profitable): New function with a cost model
13744 (loop_prefetch_arrays): Use the new cost model to determine if
13745 prefetching is profitable.
13746 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
13747 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
13748 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
13749 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
13750 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
13751 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
13753 2009-06-08 Michael Matz <matz@suse.de>
13756 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
13757 partitions use the same.
13758 (expand_one_var): Deal with DECL_RTL sometimes begin set also
13759 for basevars of SSA_NAMEs.
13760 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
13761 to not expand them twice.
13762 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
13765 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
13767 * common.opt (fcompare-debug=, fcompare-debug-second): New.
13768 (fdump-final-insns=, gtoggle): New.
13769 * doc/invoke.texi: Document them.
13770 * final.c (rest_of_clean_state): Dump final insn stream.
13771 * gcc.c (invoke_as): Hook in -fcompare-debug.
13772 (static_spec_functions): Add compare-debug-dump-opt,
13773 compare-debug-self-opt and compare-debug-auxbase-opt.
13774 (compare_debug, compare_debug_second, compare_debug_opt): New.
13775 (switches_debug_check, n_switches_debug_check): New.
13776 (debug_auxbase_opt, debug_check_temp_file): New.
13777 (process_command): Handle -fno-compare-debug, -fcompare-debug and
13779 (do_self_spec): Handle arguments after switches.
13780 (do_spec_1): Add .gk extension to temp file basenames for compare.
13781 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
13782 (cc1_options): Use it instead of normal auxbase computation for
13783 the second compare-debug compilation.
13784 (compare_files): New.
13785 (main): Set up and implement compare debug mode.
13786 (compare_debug_dump_opt_spec_function): New.
13787 (compare_debug_self_opt_spec_function): New.
13788 (compare_debug_auxbase_opt_spec_function): New.
13789 * toplev.c (process_options): Handle flag_gtoggle,
13790 flag_dump_final_insns.
13791 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
13792 during -fcompare-debug-second compilation.
13794 2009-06-07 Ian Lance Taylor <iant@google.com>
13796 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
13797 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
13799 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
13800 with no default node. Change warning with %H to warning_at.
13801 Don't clear warn_switch around case checking.
13802 * doc/invoke.texi (Warning Options): Clarify distinction between
13803 -Wswitch and -Wswitch-enum.
13805 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13807 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
13809 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13811 * gbl-ctors.h: Add header guard.
13813 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13815 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
13816 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
13817 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
13818 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
13819 prototypes for removed functions.
13820 (expressions_equal_p): Move to ...
13821 * tree-ssa-sccvn.h: ... here and ...
13822 * matrix-reorg.c: ... adjust includes.
13824 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13826 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
13828 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13830 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
13831 (finish_function): Remove erroneous whitespace.
13833 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13835 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
13836 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
13838 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13840 * errors.c (internal_error): Commentary typo fix.
13841 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
13842 * tree-ssa-pre.c: Ditto.
13844 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13846 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
13847 them is supposed to hold actual statements.
13849 2009-06-06 Ian Lance Taylor <iant@google.com>
13851 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
13852 empty statements can now have attributes.
13854 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
13856 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
13857 * config/mips/mips.md: Ditto.
13859 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
13861 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
13863 (__eabi_uconvert): Likewise.
13865 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
13867 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
13868 CFI_* definitions with IN_GCC.
13870 2009-06-05 David Edelsohn <edelsohn@gnu.org>
13872 * xcoffout.h (xcoffout_source_line): Update prototype.
13874 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13876 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
13877 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
13879 2009-06-05 Jakub Jelinek <jakub@redhat.com>
13881 PR middle-end/40340
13882 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
13883 inlined_function_outer_scope_p blocks for artificial inlines
13885 * tree.c (tree_nonartificial_location): Rewrite using
13886 block_nonartificial_location.
13888 2009-06-05 Revital Eres <eres@il.ibm.com>
13889 Leehod Baruch <leehod@il.ibm.com>
13891 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
13892 (expand_expr_real_1): Remove comment.
13893 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
13894 Vectorize misaligned access when the target supports it.
13895 (vect_supportable_dr_alignment): Check for unaligned access support.
13896 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
13899 2009-06-05 Julian Brown <julian@codesourcery.com>
13901 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
13902 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
13904 2009-06-05 Richard Guenther <rguenther@suse.de>
13907 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
13908 as possibly unused.
13910 2009-06-05 Jakub Jelinek <jakub@redhat.com>
13912 * config/s390/s390.c (global_not_special_regno_p): New static inline.
13913 (save_gprs): Don't tell unwinder when a global register is saved.
13914 (s390_emit_epilogue): Emit needed epilogue unwind info.
13916 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
13918 * dwarf2out.c (deferred_asm_name): New.
13919 (add_name_and_src_coords_attributes): Defer creation of
13920 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
13922 (move_linkage_attr): New.
13923 (dwarf2out_finish): Revisit deferrals and emit attributes at the
13926 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
13928 * tree-nested.c (finalize_nesting_tree_1): Declare the
13929 frame_decl in the binding tree.
13931 2009-06-04 Cary Coutant <ccoutant@google.com>
13933 * basic-block.h (struct basic_block_def): Add discriminator field.
13934 * dbxout.c (dbxout_source_line): Add new parameter. Change all
13936 * debug.c (do_nothing_debug_hooks): Add additional entry.
13937 (debug_nothing_int_charstar_int): New function.
13938 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
13939 (debug_nothing_int_charstar_int): New declaration.
13940 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
13941 discriminator value in .loc directive.
13942 * final.c (last_discriminator): New variable.
13943 (discriminator): New variable.
13944 (final_start_function): Initialize above variables, pass current
13945 discriminator to debug hook.
13946 (notice_source_line): Check for discriminator change.
13947 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
13948 * sdbout.c (sdbout_source_line): New parameter.
13949 * tree-cfg.c (struct locus_discrim_map): New structure type.
13950 (discriminator_per_locus): New hash table.
13951 (build_gimple_cfg): Allocate and free discriminator hash table.
13952 (make_edges): Call assign_discriminator.
13953 (locus_map_hash): New function.
13954 (locus_map_eq): New function.
13955 (next_discriminator_for_locus): New function.
13956 (same_line_p): New function.
13957 (assign_discriminator): New function.
13958 (make_cond_expr_edges): Call assign_discriminator.
13959 (make_gimple_switch_edges): Likewise.
13960 (first_non_label_stmt): New function.
13961 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
13963 * xcoffout.c (xcoffout_source_line): Add new parameter.
13965 * configure.ac (gcc_cv_as_discriminator): New configury check for
13966 gas support for discriminator.
13967 * configure: Regenerate.
13968 * config.in: Regenerate.
13970 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13972 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
13973 val after checking for integers.
13975 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
13977 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
13979 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
13980 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
13981 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
13982 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
13983 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
13984 X64_SSE_REGPARM_MAX.
13985 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
13986 X64_SSE_REGPARM_MAX.
13988 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
13990 * gcc.c (report_times_to_file): New.
13991 (execute): Implement it.
13992 (process_command): Support -time=.
13993 * doc/invoke.texi: Document it.
13995 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
13997 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
13998 that have value exprs.
14000 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14002 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
14003 declarations for constants until...
14004 (dw2_output_indirect_constant_1): ... this point.
14006 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
14009 * arm.md (arm_addsi3): Don't try to split an add with an
14010 eliminable register until after reload has completed.
14012 2009-06-03 Ian Lance Taylor <iant@google.com>
14014 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
14015 * genattrtab.c (write_length_unit_log): Likewise.
14016 * genchecksum.c (dosum): Likewise.
14017 * gengtype.c (write_rtx_next): Likewise.
14018 (finish_root_table, write_roots): Likewise.
14019 * gimple.c (gimple_ops_offset_): Likewise.
14020 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
14021 * config/arc/arc.c (arc_attribute_table): Likewise.
14022 * config/arm/arm.c (arm_attribute_table): Likewise.
14023 * config/avr/avr.c (avr_attribute_table): Likewise.
14024 * config/crx/crx.c (crx_attribute_table): Likewise.
14025 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
14026 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
14027 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
14028 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
14029 * config/sh/sh.c (sh_attribute_table): Likewise.
14030 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
14031 * config/spu/spu.c (spu_attribute_table): Likewise.
14032 * config/v850/v850.c (v850_attribute_table): Likewise.
14034 * config/alpha/alpha.c (vms_attribute_table): Make static.
14035 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
14036 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
14037 * config/mips/mips.c (mips_attribute_table): Likewise.
14039 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
14041 (cc1-checksum.o): Likewise.
14043 2009-06-03 Steve Ellcey <sje@cup.hp.com>
14045 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
14047 2009-06-03 Jakub Jelinek <jakub@redhat.com>
14049 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
14050 insn if it is changing sp. Use gen_add3_insn instead of
14051 conditionally gen_addsi3 and gen_adddi3.
14052 (offset_below_red_zone_p): New static inline function.
14053 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
14054 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
14055 * config/rs6000/ppc-asm.h: Include auto-host.h.
14056 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
14057 CFI_RESTORE): Define.
14058 * config/rs6000/crtresxgpr.asm: Add unwind info.
14059 * config/rs6000/crtresxfpr.asm: Likewise.
14060 * config/rs6000/crtresgpr.asm: Likewise.
14061 * config/rs6000/crtresfpr.asm: Likewise.
14062 * config/rs6000/crtsavgpr.asm: Likewise.
14063 * config/rs6000/crtsavfpr.asm: Likewise.
14065 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
14066 argument of DWARF2_FRAME_REG_OUT macros.
14068 2009-06-03 Julian Brown <julian@codesourcery.com>
14070 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
14071 words or less (including TImode) in core registers.
14073 2009-06-03 Richard Guenther <rguenther@suse.de>
14075 PR middle-end/40328
14076 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
14078 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
14080 * statistics.c (statistics_counter_event): Do not record event
14081 in pass dump if its number == -1.
14082 (curr_statistics_hash): Add assert that we never get passes
14083 with static number == -1.
14085 2009-06-03 Richard Guenther <rguenther@suse.de>
14086 Andrey Belevantsev <abel@ispras.ru>
14088 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
14089 non-BLKmode arrays addressable.
14091 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
14093 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
14094 * config/m68k/m68k.h: ... here.
14096 2009-06-03 Martin Jambor <mjambor@suse.cz>
14098 PR tree-optimization/40323
14099 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
14102 2009-06-03 Richard Guenther <rguenther@suse.de>
14104 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14107 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
14109 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
14110 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
14111 JUMP_TABLE_DATA_P where applicable.
14112 * config/sh/sh.c: Ditto.
14113 * config/sh/sh.h: Ditto.
14114 * config/sh/sh.md: Ditto.
14115 * config/sh/symbian.c: Ditto.
14117 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
14119 * config/i386/driver-i386.c (describe_cache): Optimize
14120 concatenation of strings. Use snprintf instead of sprintf.
14121 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
14122 target when not compiling with GCC.
14124 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
14126 * config/sh/sh.c: Revert last change.
14127 (sh_expand_epilogue): Emit a blockage insn before the frame
14128 pointer adjustment unconditionally.
14130 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14132 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
14133 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
14134 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
14135 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
14136 to COLLECT_GCC_OPTIONS.
14138 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14140 * collect2.c (target_system_root): New variable.
14141 (main): Handle --sysroot=.
14142 (ignore_library): Strip the sysroot from the library path.
14144 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14146 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
14147 (collect2.o): Depend on collect2-aix.h.
14148 (collect2-aix.o): New rule.
14149 * collect2-aix.h: New file.
14150 * collect2-aix.c: Likewise.
14151 * collect2.c: Include collect2-aix.h. Don't undefine
14152 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
14153 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
14154 Use TARGET_AIX_VERSION instead of _AIX51.
14155 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
14156 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
14157 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
14158 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
14159 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
14161 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14163 * collect2.c (ignore_library): Avoid premature post-increment
14164 and null deference.
14166 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14168 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
14169 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
14170 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
14171 CROSS_DIRECTORY_STRUCTURE too.
14172 (LINK_LIBG_SPEC): Likewise.
14173 (LIB_SPEC): Add %R to sysroot paths.
14174 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
14175 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
14176 * config/rs6000/aix51.h: As for aix43.h.
14177 * config/rs6000/aix52.h: Likewise.
14178 * config/rs6000/aix53.h: Likewise.
14179 * config/rs6000/aix61.h: Likewise.
14180 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
14181 to the beginning of sysroot paths.
14183 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14185 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
14186 INSN_LISTs that are out of the REG_NOTE range.
14188 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14190 * loop-unroll.c (struct iv_to_split): Add pointer to next.
14191 (struct var_to_expand): Likewise.
14192 (struct opt_info): Add head and tail for linked lists of the above.
14193 (analyze_insn_to_expand_var): Initialize next.
14194 (analyze_iv_to_split_insn): Likewise.
14195 (analyze_insns_in_loop): Create linked lists.
14196 (allocate_basic_variable): Simplify for use without hash table.
14197 (insert_var_expansion_initialization): Likewise, make it type-safer.
14198 (combine_var_copies_in_loop_exit): Likewise.
14199 (apply_opt_in_copies): Walk lists rather than hash tables.
14200 (release_var_copies): Simplified and inlined by hand into...
14201 (free_opt_info): ... this function.
14203 2009-06-02 Richard Guenther <rguenther@suse.de>
14205 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14208 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14210 * cfgexpand.c (gimple_expand_cfg): Discard the source location
14211 only for builtins that are not overridden.
14213 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14215 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
14218 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14220 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
14222 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14224 * combine.c (move_deaths): Compare LUIDs within the same BB only.
14226 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14228 * common.opt (fdump-unnumbered-links): New.
14229 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
14230 * print-rtl.c (flag_dump_unnumbered_links): New.
14231 (print_rtx): Test it.
14233 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
14235 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
14236 push/pop multiple to 8-byte alignment.
14238 2009-06-01 Jakub Jelinek <jakub@redhat.com>
14240 * config/i386/i386.c (queued_cfa_restores): New static variable.
14241 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
14243 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
14244 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
14245 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
14246 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
14247 note unconditionally.
14248 (ix86_emit_restore_regs_using_mov): Likewise.
14249 (ix86_emit_restore_sse_regs_using_mov): Likewise.
14250 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
14251 it through to ix86_emit_restore_reg_using_pop.
14252 (ix86_emit_leave): Add RED_OFFSET argument. Call
14253 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
14254 instead of adding REG_CFA_OFFSET note unconditionally.
14255 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
14256 the above functions. Call ix86_add_queued_cfa_restore_notes when
14259 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
14260 force output of the label even for dwarf2out_do_cfi_asm.
14261 (add_fde_cfi): If -g2 and above and cfi might change CFA,
14262 force creation of CFI label and chain DW_CFA_set_loc jumping to it
14263 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
14265 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
14266 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
14267 dwarf2out_cfi_label callers.
14268 * tree.h (dwarf2out_cfi_label): Adjust prototype.
14269 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
14270 Adjust dwarf2out_cfi_label callers.
14271 * config/vax/vax.c (vax_output_function_prologue): Likewise.
14273 * config/i386/i386.h (struct machine_cfa_state,
14274 struct machine_function): Guard with ifndef USED_FOR_TARGET
14275 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
14278 * emutls.c (__emutls_get_address): Change arr->size to mean number
14279 of allocated arr->data entries instead of # of slots + 1.
14281 PR middle-end/40316
14282 * recog.c (peep2_reinit_state): New function.
14283 (peephole2_init_state): Use it at the end of a basic block and also
14284 when seeing a RTX_FRAME_RELATED_P insn.
14286 2009-06-01 Steve Ellcey <sje@cup.hp.com>
14288 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
14289 fixuns_truncrfdi2): New.
14290 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
14291 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
14292 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
14293 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
14294 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
14295 *recip_approx): Remove.
14296 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
14297 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
14298 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
14300 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
14303 2009-06-01 Ian Lance Taylor <iant@google.com>
14305 * attribs.c (register_attribute): Use CONST_CAST.
14306 * collect2.c (main): Use CONST_CAST2.
14307 (scan_prog_file): Likewise.
14308 * gcc.c (process_command, main): Likewise.
14309 * toplev.c (toplev_main): Likewise.
14311 * c-typeck.c (handle_warn_cast_qual): New static function,
14312 partially broken out of build_c_cast.
14313 (build_c_cast): Call handle_warn_cast_qual.
14314 * doc/invoke.texi (Warning Options): Document new effect of
14317 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
14319 * diagnostic.c (diagnostic_build_prefix): Always print columns.
14320 (diagnostic_report_current_module): Print columns.
14321 * common.opt (flag_show_column): Enable by default.
14323 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
14325 * alias.c (find_base_term): Check for NULL term before returning.
14327 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14329 Revert due to PR40320:
14330 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14331 * calls.c (emit_library_call_value_1): Don't force_operand for move
14334 2009-06-01 Olivier Hainque <hainque@adacore.com>
14335 Eric Botcazou <ebotcazou@adacore.com>
14337 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
14338 to be processed as a bitfield for constructor output purposes.
14339 * output.h (initializer_constant_valid_for_bitfield_p): Declare
14341 * varasm.c (oc_local_state): New type, output_constructor
14342 local state to support communication with helpers.
14343 (oc_outer_state): New type, output_constructor outer state of
14344 relevance in recursive calls.
14345 (output_constructor_array_range): New output_constructor helper,
14346 extracted code for an array range element.
14347 (output_constructor_regular_field): New output_constructor helper,
14348 extracted code for an element that is not a bitfield.
14349 (output_constructor_bitfield): New output_constructor helper,
14350 extracted code for a bitfield element. Accept an OUTER state
14351 argument for recursive processing. Recurse on record or array
14352 CONSTRUCTOR values, possibly past noop conversions.
14353 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
14354 VALUE is a valid constant-valued expression for use in a static
14355 bit-field initializer.
14356 (output_constructor): Rework to use helpers. Accept and honor an
14357 OUTER state argument for recursive calls. Return total size. Be
14358 prepared for nested constructors initializing bitfields.
14359 (output_constant): Feed OUTER in calls to output_constructor.
14361 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14363 * calls.c (emit_library_call_value_1): Don't force_operand for move
14366 2009-06-01 Nick Clifton <nickc@redhat.com>
14368 * doc/invoke.texi (IA-64 Options): Fix typo.
14370 2009-06-01 Ira Rosen <irar@il.ibm.com>
14372 PR tree-optimization/39129
14373 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
14375 (vect_do_peeling_for_loop_bound): Use
14376 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
14377 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
14378 (vect_loop_versioning): Likewise.
14379 (vect_create_cond_for_alias_checks): Fix indentation.
14380 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
14382 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
14383 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
14384 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
14385 "control flow in loop".
14386 (vect_estimate_min_profitable_iters): Use
14387 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
14388 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
14389 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
14390 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
14391 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
14392 statement belongs to a group of strided accesses with the exact code
14394 (vectorizable_load): Likewise.
14395 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
14396 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
14398 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
14400 * config/freebsd-stdint.h: New file.
14401 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
14402 Add freebsd-stdint.h to tm_file.
14404 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
14406 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
14407 (thumb2_extendhidi2): Likewise.
14409 2009-05-31 Ian Lance Taylor <iant@google.com>
14411 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
14413 2009-05-31 Ian Lance Taylor <iant@google.com>
14415 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
14416 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
14417 (ipa-reference.o): Depend upon gt-ipa-reference.h.
14419 2009-05-31 Jason Merrill <jason@redhat.com>
14421 * tree-pretty-print.c (print_call_name): Take the callee, not the
14422 call itself. Make non-static. Use dump_function_name for functions.
14423 (dump_generic_node): Adjust.
14424 * diagnostic.h: Declare print_call_name.
14425 * gimple-pretty-print.c (dump_gimple_call): Use it.
14427 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
14429 * config/sh/sh.md (ashldi3_std): New define_expand.
14432 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
14435 * config/sh/sh.c: Include debug.h.
14436 (sh_expand_epilogue): Emit a blockage insn before the frame
14437 pointer adjustment also when dwarf2out_do_frame returns true.
14439 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
14441 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
14442 (thumb2_extendqidi2): New pattern.
14444 2009-05-31 Ira Rosen <irar@il.ibm.com>
14446 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
14447 mark phis for renaming.
14448 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
14449 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
14450 Call mark_sym_for_renaming.
14451 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
14452 * tree-vect-loop.c (vect_transform_loop): Remove
14453 vect_memsyms_to_rename initialization and a call to
14454 mark_set_for_renaming.
14456 2009-05-31 Jakub Jelinek <jakub@redhat.com>
14458 PR middle-end/40304
14459 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
14460 frame related even if !set_cfa && style < 0.
14462 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
14464 * config/i386/mingw-tls.c: New file.
14465 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
14466 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
14467 defining _WIN32 but not __CYGWIN__.
14469 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14471 * configure.ac: Add MPC support.
14473 * config.in, configure: Regenerate.
14475 2009-05-29 Richard Henderson <rth@redhat.com>
14477 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
14478 NOTE_INSN_BASIC_BLOCK.
14479 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
14480 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
14481 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
14483 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
14485 (add_cfi): Disable check redefining cfa away from drap.
14486 (lookup_cfa_1): Add remember argument; handle remember/restore.
14487 (lookup_cfa): Pass remember argument.
14488 (cfa_remember): New.
14489 (compute_barrier_args_size_1): Remove sibcall check.
14490 (dwarf2out_frame_debug_def_cfa): New.
14491 (dwarf2out_frame_debug_adjust_cfa): New.
14492 (dwarf2out_frame_debug_cfa_offset): New.
14493 (dwarf2out_frame_debug_cfa_register): New.
14494 (dwarf2out_frame_debug_cfa_restore): New.
14495 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
14496 (dwarf2out_begin_epilogue): New.
14497 (dwarf2out_frame_debug_restore_state): New.
14498 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
14499 DW_CFA_restore_state.
14500 (output_cfi_directive): Likewise.
14501 (convert_cfa_to_fb_loc_list): Likewise.
14502 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
14503 * dwarf2out.h: Update.
14504 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
14505 (copy_insn_1): Early out for null.
14506 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
14507 and dwarf2out_frame_debug_restore_state.
14508 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
14509 (prologue_insn_hash, epilogue_insn_hash): New.
14510 (free_after_compilation): Adjust freeing accordingly.
14511 (record_insns): Create hash table if needed; push insns into
14512 hash instead of array.
14513 (maybe_copy_epilogue_insn): New.
14514 (contains): Search hash table instead of array.
14515 (sibcall_epilogue_contains): Remove.
14516 (thread_prologue_and_epilogue_insns): Split eh_return insns
14517 and mark them as epilogues.
14518 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
14519 scanning in terms of basic blocks.
14520 * insn-notes.def (CFA_RESTORE_STATE): New.
14521 * jump.c (returnjump_p_1): Accept EH_RETURN.
14522 (eh_returnjump_p_1, eh_returnjump_p): New.
14523 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
14524 CFA_REGISTER, CFA_RESTORE): New.
14525 * rtl.def (EH_RETURN): New.
14526 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
14528 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
14529 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
14531 * config/i386/i386.c (gen_push): Update cfa state.
14532 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
14533 add a CFA_ADJUST_CFA note.
14534 (ix86_dwarf_handle_frame_unspec): Remove.
14535 (ix86_expand_prologue): Update cfa state.
14536 (ix86_emit_restore_reg_using_pop): New.
14537 (ix86_emit_restore_regs_using_pop): New.
14538 (ix86_emit_leave): New.
14539 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
14540 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
14541 * config/i386/i386.h (struct machine_cfa_state): New.
14542 (ix86_cfa_state): New.
14543 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
14544 (eh_return_internal): Merge from eh_return_<mode>,
14545 use eh_return rtx, split w/ epilogue.
14547 2009-05-29 Ian Lance Taylor <iant@google.com>
14549 * builtins.c (validate_gimple_arglist): Don't use va_arg with
14551 * calls.c (emit_library_call_value_1): Likewise.
14553 * c-typeck.c (c_build_va_arg): New function.
14554 * c-tree.h (c_build_va_arg): Declare.
14555 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
14556 instead of build_va_arg.
14558 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
14560 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
14561 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
14562 (ptr_difference_cost): Use affine combinations to compute it.
14563 (difference_cost): Likewise.
14564 (get_computation_cost_at): Compute more accurate cost for addresses
14565 if the ratio is a multiplier allowed in addresses.
14566 For non-addresses, consider that an additional offset or symbol is
14569 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14571 * config/i386/i386.c (ix86_decompose_address): Avoid useless
14572 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
14574 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
14575 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
14576 (prefix_rex): For UNIT_MMX don't imply the prefix by default
14578 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
14579 to 1 for TYPE_SSE{IADD1,CVT1}.
14580 (prefix_vex_imm8): Removed.
14581 (length_vex): Only pass 1 as second argument to
14582 ix86_attr_length_vex_default if prefix_extra is 0.
14583 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
14584 (length): For prefix vex computation use length_immediate
14585 attribute instead of prefix_vex_imm8.
14586 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
14587 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
14588 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
14589 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
14590 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
14591 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
14592 a space in between the operands.
14593 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
14594 if one operand is 0xff and the other one si, di, bp or sp.
14595 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
14596 other one si, di, bp or sp.
14597 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
14598 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
14599 type and mode attributes.
14600 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
14601 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
14602 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
14603 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
14604 prefix_data16 attribute iff MODE_DF.
14605 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
14606 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
14607 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
14608 constm128_operand in length_immediate computation.
14609 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
14610 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
14611 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
14612 length_immediate attribute to 1.
14613 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
14614 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
14615 for certain alternatives.
14616 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
14617 prefix_data16 attribute if MODE_V1DF.
14618 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
14619 length_immediate to 1.
14620 (set_got_rex64, set_rip_rex64): Remove length attribute, set
14621 length_address to 4, set mode attribute to MODE_DI.
14622 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
14623 (fxam<mode>2_i387): Set length attribute to 4.
14624 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
14625 *prefetch_3dnow_rex): Override length_address attribute.
14626 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
14628 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
14629 (constm128_operand): Removed.
14630 * config/i386/i386.c (memory_address_length): For
14631 disp && !index && !base in 64-bit mode account for SIB byte if
14632 print_operand_address can't optimize disp32 into disp32(%rip)
14633 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
14634 for fs: or gs: segment.
14635 (ix86_attr_length_immediate_default): When checking if shortform
14636 is possible, truncate immediate to the length of the non-shortened
14638 (ix86_attr_length_address_default): Ignore MEM_P operands
14640 (ix86_attr_length_vex_default): Only check for DImode on
14641 GENERAL_REG_P operands.
14642 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
14643 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
14644 (sse_cvttps2pi): Clear prefix_rep attribute.
14645 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
14647 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
14648 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
14649 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
14650 iff operand 2 is const_int_operand.
14651 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
14652 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
14653 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
14655 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
14657 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
14658 prefix_data16 attribute for movlpd and movhpd instructions.
14659 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
14660 length_immediate for shufpd instruction.
14661 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
14662 (avx_cmpp<avxmodesuffixf2c><mode>3,
14663 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
14664 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
14665 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
14666 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
14667 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
14668 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
14669 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
14670 prefix_data16 attribute for the first alternative to 1.
14671 (*avx_loadlps): Override length_immediate for the first alternative.
14672 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
14673 attributes for second alternative.
14674 (*vec_concatv2sf_sse4_1): Override length_immediate and
14675 prefix_data16 attributes for second alternative.
14676 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
14677 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
14678 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
14679 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
14680 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
14681 prefix_data16 and length_immediate to 1.
14682 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
14684 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
14685 prefix_extra attribute for variants that don't have 0f prefix alone.
14686 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
14687 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
14688 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
14689 *sse4_1_pextrd): Set length_immediate to 1.
14690 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
14691 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
14693 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
14694 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
14695 length_immediate to 1 for second alternative.
14696 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
14697 prefix_extra and length_immediate attributes for the first
14699 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
14701 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
14702 to 1 for the first and third alternative.
14703 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
14705 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
14707 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
14709 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
14710 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
14711 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
14712 *avx_psign<mode>3): Set prefix_extra attribute to 1.
14713 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
14714 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
14715 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
14716 ssse3_psign<mode>3): Override prefix_rex attribute.
14717 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
14718 (ssse3_palignrti): Override length_immediate to 1.
14719 (ssse3_palignrdi): Override length_immediate to 1, override
14720 prefix_rex attribute.
14721 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
14722 (sse4a_extrqi): Override length_immediate to 2.
14723 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
14724 (sse4a_insertq): Override prefix_data16 to 0.
14725 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
14726 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
14727 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
14728 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
14729 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
14730 and length_immediate to 1.
14731 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
14732 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
14733 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
14734 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
14735 and length_immediate to 1.
14736 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
14737 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
14738 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
14739 avx_ptest256): Override prefix_extra to 1.
14740 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
14741 Override prefix_data16 and length_immediate to 1.
14742 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
14743 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
14744 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
14745 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
14746 prefix_data16 to 0 and prefix_extra to 2.
14747 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
14748 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
14750 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
14751 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
14752 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
14753 and prefix_extra to 2.
14754 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
14755 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
14756 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
14757 avx_vpermilvar<mode>3,
14758 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
14759 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
14760 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
14761 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
14762 Override prefix_extra to 1.
14763 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
14764 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
14765 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
14766 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
14767 prefix_extra and length_immediate to 1.
14768 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
14770 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
14771 to 1 for the first alternative.
14772 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
14773 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
14775 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
14776 *movv2sf_internal_avx, *movv2sf_internal): Override
14777 prefix_rep attribute for certain alternatives.
14778 (*mov<mode>_internal): Override prefix_rep or prefix_data16
14779 attributes for certain alternatives.
14780 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
14781 attributes for certain alternatives.
14782 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
14783 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
14784 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
14785 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
14786 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
14787 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
14788 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
14789 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
14790 length_immediate to 1 if operand 2 is const_int_operand.
14791 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
14792 *vec_extractv2si_1): Set length_immediate attribute to 1.
14793 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
14794 using old 3DNOW insn rather than SSE/3DNOW_A.
14795 (mmx_emms, mmx_femms): Clear modrm attribute.
14797 2009-05-29 Martin Jambor <mjambor@suse.cz>
14799 * tree-sra.c: New implementation of SRA.
14801 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
14802 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
14803 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
14804 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
14805 (SRA_MAX_STRUCTURE_COUNT): Removed.
14806 (SRA_FIELD_STRUCTURE_RATIO): Removed.
14807 * doc/invoke.texi (sra-max-structure-size): Removed.
14808 (sra-field-structure-ratio): Removed.
14810 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14812 PR middle-end/40291
14813 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
14816 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
14818 PR rtl-optimization/40101
14819 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
14820 seqno. Adjust comment.
14821 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
14822 inserting bookkeeping before a jump, the jump is not scheduled.
14823 When no positive seqno found, provide a value. Add comment.
14825 2009-05-29 Richard Guenther <rguenther@suse.de>
14827 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
14828 short-cutting on the first component.
14830 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14832 PR middle-end/39958
14833 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
14834 for trees other than decls/types.
14836 2009-05-29 Richard Guenther <rguenther@suse.de>
14838 * tree-ssa-operands.c (get_expr_operands): Do not handle
14839 INDIRECT_REFs in the handled-component case. Remove
14840 unused get_ref_base_and_extent case.
14841 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
14842 tree_low_cst and host_integerp where possible.
14843 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
14844 codes for equivalence.
14845 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
14847 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
14849 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
14850 to tmake_file for i[34567]86-*-cygwin*.
14852 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14855 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
14856 (altivec_categorize_keyword, init_vector_keywords,
14857 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
14860 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
14862 * tree.c (handle_dll_attribute): Check if node is
14863 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
14865 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
14867 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
14869 (thumb2_zero_extendqidi2): Likewise.
14871 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
14873 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
14874 instead of gen_movrt.
14875 * config/sh/sh.md (movrt): Remove.
14877 2009-05-28 Steve Ellcey <sje@cup.hp.com>
14879 * doc/invoke.texi (IA-64 Options):
14880 Add -msdata, -mfused-madd, -mno-inline-float-divide,
14881 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
14882 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
14883 -msched-prefer-non-control-spec-insns,
14884 -msched-stop-bits-after-every-cycle,
14885 -msched-count-spec-in-critical-path,
14886 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
14887 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
14888 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
14889 and -msched-spec-verbose.
14891 2009-05-28 Joseph Myers <joseph@codesourcery.com>
14893 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
14894 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
14896 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
14898 2009-05-28 Richard Guenther <rguenther@suse.de>
14900 * tree-ssa-alias.c (ao_ref_init): New function.
14901 (ao_ref_base): Likewise.
14902 (ao_ref_base_alias_set): Likewise.
14903 (ao_ref_alias_set): Likewise.
14904 (refs_may_alias_p_1): Change signature.
14905 (refs_may_alias_p): Adjust.
14906 (refs_anti_dependent_p): Likewise.
14907 (refs_output_dependent_p): Likewise.
14908 (call_may_clobber_ref_p_1): Change signature.
14909 (call_may_clobber_ref_p): Adjust.
14910 (stmt_may_clobber_ref_p_1): New function split out from ...
14911 (stmt_may_clobber_ref_p): ... here.
14912 (maybe_skip_until): Adjust signature.
14913 (get_continuation_for_phi): Likewise.
14914 (walk_non_aliased_vuses): Likewise.
14915 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
14916 (ao_ref_init): Declare.
14917 (ao_ref_base): Likewise.
14918 (ao_ref_alias_set): Likewise.
14919 (stmt_may_clobber_ref_p_1): Likewise.
14920 (walk_non_aliased_vuses): Adjust.
14921 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
14922 (get_ref_from_reference_ops): remove.
14923 (vn_reference_lookup_2): Adjust signature.
14924 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
14925 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
14926 (vn_reference_lookup): Adjust.
14927 (vn_reference_insert): Likewise.
14928 (vn_reference_insert_pieces): Adjust signature.
14929 (visit_reference_op_call): Adjust.
14930 * tree-ssa-pre.c (get_expr_type): Simplify.
14931 (phi_translate_1): Adjust.
14932 (compute_avail): Likewise.
14933 (translate_vuse_through_block): Do not re-build trees.
14934 (value_dies_in_block_x): Likewise.
14935 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
14937 (vn_reference_lookup_pieces): Adjust declaration.
14938 (vn_reference_insert_pieces): Likewise.
14940 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
14942 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
14943 with checking disabled.
14945 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
14949 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
14950 macro definition for support of three-operand format aligned
14951 .comm directive in assembler on cygwin/pe/mingw target OS.
14952 * configure: Regenerate.
14953 * config.h: Regenerate.
14955 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
14956 aligned form of .comm directive if -mpe-aligned-commons is in effect.
14957 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
14959 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
14960 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
14962 2009-05-28 Ira Rosen <irar@il.ibm.com>
14964 PR tree-optimization/40254
14965 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
14966 in analysis of basic blocks.
14968 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
14970 PR middle-end/33699
14971 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
14972 * target-def.h (TARGET_CONST_ANCHOR): New macro.
14973 (TARGET_INITIALIZER): Use it.
14974 * cse.c (CHEAPER): Move it up to the other macros.
14975 (insert): Rename this ...
14976 (insert_with_costs): ... to this. Add cost parameters. Update
14978 (insert): New function. Call insert_with_costs.
14979 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
14980 find_reg_offset_for_const, try_const_anchors): New functions.
14981 (cse_insn): Call try_const_anchors. Adjust cost of src_related
14982 when using a const-anchor. Call insert_const_anchors.
14983 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
14984 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
14986 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
14988 * tree-inline.c (remap_decls): Enable nonlocalized variables
14989 when not optimizing.
14991 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
14993 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
14994 Simplify other tests involving optimize.
14996 2009-05-27 Tom Tromey <tromey@redhat.com>
14998 * unwind-dw2.c (_Unwind_DebugHook): New function.
14999 (uw_install_context): Call _Unwind_DebugHook.
15001 2009-05-27 Tom Tromey <tromey@redhat.com>
15003 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
15005 2009-05-27 Ian Lance Taylor <iant@google.com>
15007 * Makefile.in (LINKER, LINKER_FLAGS): Define.
15008 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
15009 (ALL_LINKERFLAGS): Define.
15010 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
15011 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15012 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
15013 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15014 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
15015 $(LINKER_FOR_BUILD).
15016 (build/gcov-iov$(build_exeext)): Likewise.
15018 2009-05-27 Julian Brown <julian@codesourcery.com>
15020 * gcse.c (target.h): Include.
15021 (can_assign_to_reg_without_clobbers_p): Check that the target allows
15022 copy of argument to a pseudo register.
15024 2009-05-27 Diego Novillo <dnovillo@google.com>
15026 * tree-ssa-live.c (dump_scope_block): Document arguments.
15027 (dump_scope_blocks): Document.
15028 (debug_scope_blocks): New.
15029 * tree-flow.h (debug_scope_blocks): Declare.
15031 2009-05-21 Denis Chertykov <denisc@overta.ru>
15033 * doc/contrib.texi (Contributors): Add myself to the list.
15035 2009-05-27 Olivier Hainque <hainque@adacore.com>
15037 * expr.c (target_align): New function. Alignment the TARGET of an
15038 assignment may be assume to have.
15039 (highest_pow2_factor_for_target): Use it instead of relying on
15040 immediate tree attributes of TARGET, not necessarily honored when
15041 intermediate bitfields are involved.
15043 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
15046 * config/i386/driver-i386.c (host_detect_local_cpu): Support
15047 AVX, SSE4, AES, PCLMUL and POPCNT.
15049 2009-05-27 Diego Novillo <dnovillo@google.com>
15051 * tree-pretty-print.c (dump_location): New.
15052 (dump_generic_node): Call it.
15053 Factor code to handle BLOCK nodes ...
15054 (dump_block_node): ... here.
15056 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
15058 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
15060 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
15062 * gcc-plugin.h: Include config.h and system.h.
15063 (IN_GCC): Define if not defined.
15065 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
15067 PR middle-end/40249
15068 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
15071 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
15073 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
15075 * config/m32r/m32r.h: Ditto.
15076 * config/m32r/m32r.md: Ditto.
15077 * config/m32r/predicates.md: Ditto.
15079 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
15081 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
15083 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
15086 (Loading plugins): typo.
15087 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
15088 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15089 (Interacting with the GCC Garbage Collector): Added new section.
15090 (Giving information about a plugin): Added new section for
15092 * ggc.h (ggc_register_root_tab): Added declaration.
15093 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
15094 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
15095 (register_callback): Improved comment in declaration.
15096 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
15097 (extra_root_vec) Added static variable for dynamic roots registration.
15098 (ggc_register_root_tab) Added new routine.
15099 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
15100 PLUGIN_GGC_MARKING event.
15101 * ggc-zone.c: Include plugin.h.
15102 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15103 * ggc-page.c: Include plugin.h.
15104 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15105 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
15106 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
15107 (register_callback): check lack of callbacks for
15108 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
15109 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
15110 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
15111 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15112 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
15113 dependency on plugin.h.
15114 (plugin.o): Added dependency on ggc.h...
15116 2009-05-26 Richard Guenther <rguenther@suse.de>
15118 PR middle-end/40248
15120 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
15121 with mismatched comparison modes.
15123 * expr.c (expand_expr_real_1): Expand the operand of a
15124 VIEW_CONVERT_EXPR in its natural mode.
15126 2009-05-26 Ian Lance Taylor <iant@google.com>
15128 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
15129 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
15130 (ALL_COMPILERFLAGS): Define.
15131 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
15132 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15133 (collect2$(exeext), collect2.o): Likewise.
15134 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
15135 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
15136 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
15137 (libbackend.o, intl.o, cppdefault.o): Likewise.
15138 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15139 (build/%.o): Use $(COMPILER_FOR_BUILD).
15140 (build/gen%$(build_exeext)): Likewise.
15141 (build/gcov-iov$(build_exeext)): LIkewise.
15142 * config/t-darwin (darwin.o): Use $(COMPILER).
15143 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
15144 * config/t-sol2 (sol2-c.o): Likewise.
15145 (sol2.o): Likewise.
15146 * config/t-vxworks (vxworks.o): Likewise.
15147 * config/x-darwin (host-darwin.o): Likewise.
15148 * config/x-hpux (host-hpux.o): Likewise.
15149 * config/x-linux (host-linux.o): Likewise.
15150 * config/x-solaris (host-solaris.o): Likewise.
15151 * config/alpha/x-alpha (driver-alpha.o): Likewise.
15152 * config/arm/t-arm (arm-c.o): Likewise.
15153 * config/arm/t-pe (pe.o): Likewise.
15154 * config/arm/t-wince-pe (pe.o): Likewise.
15155 * config/i386/t-cygming (winnt.o): Likewise.
15156 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
15157 * config/i386/t-cygwin (cygwin1.o): Likewise.
15158 (cygwin2.o): Likewise.
15159 * config/i386/t-i386 (i386-c.o): Likewise.
15160 * config/i386/t-interix (winnt.o): Likewise.
15161 * config/i386/t-netware (netware.o): Likewise.
15162 * config/i386/t-nwld (nwld.o): Likewise.
15163 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
15164 * config/i386/x-i386 (driver-i386.o): Likewise.
15165 * config/i386/x-cygwin (host-cygwin.o): Likewise.
15166 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
15167 * config/ia64/t-ia64 (ia64-c.o): Likewise.
15168 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
15169 * config/mips/x-native (driver-native.o): Likewise.
15170 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
15171 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
15172 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
15173 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
15174 * config/score/t-score-elf (score7.o): Likewise.
15175 (score3.o): Likewise.
15176 * config/sh/t-sh (sh-c.o): Likewise.
15177 * config/sh/t-symbian (sh-c.o): Likewise.
15178 (symbian.o): Likewise.
15179 * config/spu/t-spu-elf (spu-c.o): Likewise.
15180 * config/v850/t-v850 (v850-c.o): Likewise.
15181 * config/v850/t-v850e (v850-c.o): Likewise.
15183 2009-05-26 Richard Guenther <rguenther@suse.de>
15185 PR tree-optimization/40122
15186 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
15187 VECTOR_CSTs if possible.
15188 (fold_gimple_assign): Likewise.
15190 2009-05-26 Richard Guenther <rguenther@suse.de>
15192 PR middle-end/40252
15193 * fold-const.c (fold_binary): Use the correct types for building
15196 2009-05-26 Richard Guenther <rguenther@suse.de>
15198 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
15199 redundant calls to merge_alias_info.
15200 (bump_vector_ptr): Likewise.
15201 * tree-ssa-copy.c (merge_alias_info): Remove.
15202 (replace_exp_1): Remove call to merge_alias_info.
15203 (propagate_tree_value): Likewise.
15204 (fini_copy_prop): Propagate points-to info.
15205 * tree-flow.h (merge_alias_info): Remove.
15207 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
15209 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
15211 2009-05-25 Jan Hubicka <jh@suse.cz>
15213 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
15214 * cgraph.h (struct inline_summary): New filed self_wize,
15215 size_inlining_benefit, self_time and time_inlining_benefit.
15216 (struct cgraph_global_info): Replace insns by time ans size fields.
15217 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
15218 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
15219 (ipcp_update_callgraph): Do not touch function bodies.
15220 * ipa-inline.c: Include except.h
15221 (MAX_TIME): New constant.
15222 (overall_insns): Remove.
15223 (leaf_node_p): New.
15224 (overall_size, max_benefit): New static variables.
15225 (cgraph_estimate_time_after_inlining): New function.
15226 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
15227 (cgraph_clone_inlined_nodes): Update size.
15228 (cgraph_mark_inline_edge): Update size.
15229 (cgraph_estimate_growth): Use size info.
15230 (cgraph_check_inline_limits): Check size.
15231 (cgraph_default_inline_p): Likewise.
15232 (cgraph_edge_badness): Compute badness based on benefit and size cost.
15233 (cgraph_decide_recursive_inlining): Check size.
15234 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
15236 (cgraph_decide_inlining): Likewise.
15237 (cgraph_decide_inlining_incrementally): Likewise; honor
15238 PARAM_EARLY_INLINING_INSNS.
15239 (likely_eliminated_by_inlining_p): New predicate.
15240 (estimate_function_body_sizes): New function.
15241 (compute_inline_parameters): Use it.
15242 * except.c (must_not_throw_labels): New function.
15243 * except.h (must_not_throw_labels): Declare.
15244 * tree-inline.c (init_inline_once): Kill inlining_weigths
15245 * tree-ssa-structalias.c: Avoid uninitialized warning.
15246 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
15247 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
15248 (PARAM_INLINE_CALL_COST): Remove.
15249 (PARAM_EARLY_INLINING_INSNS): New.
15251 2009-05-25 Richard Guenther <rguenther@suse.de>
15253 PR tree-optimization/36327
15254 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
15255 callback for reference translation or lookup at the point of may-defs.
15256 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
15257 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
15258 for union COMPONENT_REFs.
15259 (vn_reference_lookup_3): New callback. Lookup from memset
15260 and CONSTRUCTOR assignment, translate through struct copies.
15261 (vn_reference_lookup_pieces): Make sure to not free the
15262 passed operands array. Adjust walk_non_aliased_vuses call.
15263 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
15264 make sure we do not leak memory.
15266 2009-05-25 Richard Guenther <rguenther@suse.de>
15268 * tree-ssa-alias.h (dump_points_to_solution): Declare.
15269 * tree-inline.c (expand_call_inline): Reset the escaped and
15270 callused solutions.
15271 * tree-ssa-structalias.c (pass_build_ealias): New.
15272 * tree-pass.h (pass_build_ealias): Declare.
15273 * passes.c (init_optimization_passes): Add PTA during
15274 early optimizations.
15275 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
15276 and CALLUSED solutions.
15277 (dump_points_to_solution): New function, split out from ...
15278 (dump_points_to_info_for): ... here.
15279 * tree-parloops.c (parallelize_loops): Reset the escaped and
15280 callused solutions.
15282 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15285 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
15286 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
15288 2009-05-25 Ira Rosen <irar@il.ibm.com>
15290 PR tree-optimization/40238
15291 * tree-vect-stmts.c (vect_init_vector): Insert initialization
15292 statements after basic block's labels.
15293 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
15294 to free the allocated memory.
15296 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
15298 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
15299 return address with a USE.
15301 2009-05-24 Richard Guenther <rguenther@suse.de>
15303 PR middle-end/40233
15304 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
15305 array type from the main variant of the inner type.
15307 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
15309 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
15310 definition to bool (from int) to un-break build.
15311 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
15313 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
15315 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
15316 discard_stmt_changes): Delete.
15317 * tree-ssa-operands.c (scb_stack): Delete.
15318 (init_ssa_operands): Do not initialize it.
15319 (fini_ssa_operands): Do not free it.
15320 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
15322 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
15323 update_stmt, remove the others. Fix comments.
15324 * tree-dfa.c (optimize_stack_restore): Likewise.
15325 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
15326 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
15327 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
15328 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
15330 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
15331 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
15332 (dom_opt_finalize_block): Likewise, adjusting access to
15334 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
15335 (stmts_to_rescan): Change item type to gimple.
15336 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
15338 2009-05-24 Ira Rosen <irar@il.ibm.com>
15340 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
15341 * tree-pass.h (pass_slp_vectorize): New pass.
15342 * params.h (SLP_MAX_INSNS_IN_BB): Define.
15343 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
15344 * tree-vectorizer.c (timevar.h): Include.
15345 (user_vect_verbosity_level): Declare.
15346 (vect_location): Fix comment.
15347 (vect_set_verbosity_level): Update user_vect_verbosity_level
15348 instead of vect_verbosity_level.
15349 (vect_set_dump_settings): Add an argument. Ignore user defined
15350 verbosity if dump flags require higher level of verbosity. Print to
15351 stderr only for loop vectorization.
15352 (vectorize_loops): Update call to vect_set_dump_settings.
15353 (execute_vect_slp): New function.
15354 (gate_vect_slp): Likewise.
15355 (struct gimple_opt_pass pass_slp_vectorize): New.
15356 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
15357 access its members.
15358 (vec_info_for_bb): New function.
15359 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
15360 (VECTORIZATION_ENABLED): New macro.
15361 (SLP_ENABLED, SLP_DISABLED): Likewise.
15362 (vect_is_simple_use): Add bb_vec_info argument.
15363 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
15364 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
15365 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
15366 vect_schedule_slp, vect_analyze_slp): Likewise.
15367 (vect_analyze_stmt): Add slp_tree argument.
15368 (find_bb_location): Declare.
15369 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
15370 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
15371 (vect_analyze_loop_operations, vect_analyze_loop,
15372 get_initial_def_for_induction, vect_create_epilog_for_reduction,
15373 vect_finalize_reduction, vectorizable_reduction,
15374 vectorizable_live_operation, vect_transform_loop): Likewise.
15375 * tree-data-ref.c (dr_analyze_innermost): Update comment,
15376 skip evolution analysis if analyzing a basic block.
15377 (dr_analyze_indices): Likewise.
15378 (initialize_data_dependence_relation): Skip the test whether the
15379 object is invariant for basic blocks.
15380 (compute_all_dependences): Skip dependence analysis for data
15381 references in basic blocks.
15382 (find_data_references_in_stmt): Don't fail in case of invariant
15383 access in basic block.
15384 (find_data_references_in_bb): New function.
15385 (find_data_references_in_loop): Move code to
15386 find_data_references_in_bb and add a call to it.
15387 (compute_data_dependences_for_bb): New function.
15388 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
15389 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
15391 (vect_analyze_data_ref_dependence): Check for interleaving in case of
15392 unknown dependence in basic block and fail in case of dependence in
15394 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
15395 dependence instances from either loop or basic block vectorization
15397 (vect_compute_data_ref_alignment): Check if it is loop vectorization
15398 before calling nested_in_vect_loop_p.
15399 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
15400 dependence instances from either loop or basic block vectorization
15402 (vect_verify_datarefs_alignment): Likewise.
15403 (vect_enhance_data_refs_alignment): Adjust function calls.
15404 (vect_analyze_data_refs_alignment): Likewise.
15405 (vect_analyze_group_access): Fix printing. Skip different checks if
15406 DR_STEP is 0. Keep strided stores either in loop or basic block
15407 vectorization data structure. Fix indentation.
15408 (vect_analyze_data_ref_access): Fix comments, allow zero step in
15410 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
15411 dependence instances from either loop or basic block vectorization
15413 (vect_analyze_data_refs): Update comment. Call
15414 compute_data_dependences_for_bb to analyze basic blocks.
15415 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
15416 case of loop vectorization. In case of basic block vectorization use
15417 data-ref itself as a base.
15418 (vect_create_data_ref_ptr): In case of basic block vectorization:
15419 don't advance the pointer, add new statements before the current
15420 statement. Adjust function calls.
15421 (vect_supportable_dr_alignment): Support only aligned accesses in
15422 basic block vectorization.
15423 * common.opt (ftree-slp-vectorize): New flag.
15424 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
15425 (vect_pattern_recog_1): Likewise.
15426 * tree-vect-stmts.c (process_use): Likewise.
15427 (vect_init_vector): Add new statements in the beginning of the basic
15428 block in case of basic block SLP.
15429 (vect_get_vec_def_for_operand): Adjust function calls.
15430 (vect_finish_stmt_generation): Likewise.
15431 (vectorizable_call): Add assert that it is loop vectorization, adjust
15433 (vectorizable_conversion, vectorizable_assignment): Likewise.
15434 (vectorizable_operation): In case of basic block SLP, take
15435 vectorization factor from statement's type and skip the relevance
15436 check. Adjust function calls.
15437 (vectorizable_type_demotion): Add assert that it is loop
15438 vectorization, adjust function calls.
15439 (vectorizable_type_promotion): Likewise.
15440 (vectorizable_store): Check for outer loop only in case of loop
15441 vectorization. Adjust function calls. For basic blocks, skip the
15442 relevance check and don't advance pointers.
15443 (vectorizable_load): Likewise.
15444 (vectorizable_condition): Add assert that it is loop vectorization,
15445 adjust function calls.
15446 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
15447 that it is not reduction, get vector type, call only supported
15448 functions, skip loop specific parts.
15449 (vect_transform_stmt): Check for outer loop only in case of loop
15451 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
15452 (vect_is_simple_use): Fix comment, add new argument, fix conditions
15453 for external definition.
15454 * passes.c (pass_slp_vectorize): New pass.
15455 * tree-vect-slp.c (find_bb_location): New function.
15456 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
15457 check for patterns only in loops.
15458 (vect_build_slp_tree): Add argument, adjust function calls, fail in
15459 case of multiple types in basic block SLP.
15460 (vect_mark_slp_stmts_relevant): New function.
15461 (vect_supported_load_permutation_p): Fix comment.
15462 (vect_analyze_slp_instance): Add argument. In case of basic block
15463 SLP, take vectorization factor from statement's type, check that
15464 unrolling factor is 1. Adjust function call. Save SLP instance in
15465 either loop or basic block vectorization structure. Return FALSE,
15467 (vect_analyze_slp): Add argument. Get strided stores groups from
15468 either loop or basic block vectorization structure. Return FALSE
15469 if basic block SLP failed.
15470 (new_bb_vec_info): New function.
15471 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
15472 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
15473 (vect_schedule_slp): Add argument. Get SLP instances from either
15474 loop or basic block vectorization structure. Set vectorization factor
15475 to be 1 for basic block SLP.
15476 (vect_slp_transform_bb): New function.
15477 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
15479 2009-05-23 Mark Mitchell <mark@codesourcery.com>
15481 * final.c (shorten_branches): Do not align labels for jump tables.
15482 (final_scan_insn): Use JUMP_TABLE_DATA_P.
15484 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
15486 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
15487 Remove outdated reference to flow.c and fix nits.
15488 * doc/gccint.texi: Tweak RTL description.
15489 * doc/rtl.texi: Likewise.
15491 2009-05-23 Denis Chertykov <chertykov@gmail.com>
15493 * config/avr/avr.c: Change my email address.
15494 * config/avr/avr.h: Likewise.
15495 * config/avr/avr.md: Likewise.
15496 * config/avr/avr-protos.h: Likewise.
15497 * config/avr/libgcc.S: Likewise.
15499 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
15501 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
15502 (spu_split_load, spu_split_store): Change return type to int.
15503 (spu_split_convert): Declare.
15504 * config/spu/predicates.md (spu_mem_operand): Remove.
15505 (spu_mov_operand): Update.
15506 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
15507 * config/spu/spu.c (regno_aligned_for_load): Remove.
15508 (reg_aligned_for_addr, spu_expand_load): Define.
15509 (spu_expand_extv): Reimplement and handle MEM.
15510 (spu_expand_insv): Handle MEM.
15511 (spu_sched_reorder): Handle insn's with length 0.
15512 (spu_legitimate_address_p): Reimplement.
15513 (store_with_one_insn_p): Return TRUE for any mode with size
15514 larger than 16 bytes.
15515 (address_needs_split): Define.
15516 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
15518 (spu_convert_move): Define.
15519 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
15520 (spu_split_store): Change all MEM's to TImode.
15521 (spu_init_expanders): Preallocate registers that correspond to
15522 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
15524 (spu_split_convert): Define.
15525 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
15526 (_move<mode>, _movdi, _movti): Update predicate and condition.
15527 (load, store): Change to define_split.
15528 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
15530 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
15531 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
15532 define_insn_and_split of lshr<mode>3.
15533 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
15534 (<v>ashr<mode>3_imm): Define.
15535 (extv, extzv, insv): Allow MEM operands.
15536 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
15537 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
15538 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
15539 (_spu_convert2): Change to define_insn_and_split and remove the
15540 corresponding define_peephole2.
15541 (stack_protect_set, stack_protect_test, stack_protect_test_si):
15542 Change predicates to memory_operand.
15544 2009-05-22 Mark Mitchell <mark@codesourcery.com>
15546 * config/arm/thumb2.md: Add 16-bit multiply instructions.
15548 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
15550 PR tree-optimization/40219
15551 * tree.c (iterative_hash_expr): Make sure the builtin function is
15552 a normal builtin function and not a front end or back end builtin
15553 before indexing into the built_in_decls array.
15555 2009-05-22 Richard Guenther <rguenther@suse.de>
15557 PR middle-end/38964
15558 * alias.c (write_dependence_p): Do not use TBAA for answering
15559 anti-dependence or output-dependence.
15560 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
15561 (emit_pointer_definition): Remove.
15562 (emit_alias_warning): Likewise.
15563 (find_what_var_points_to): Remove TBAA pruning code.
15564 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
15566 (compute_points_to_sets): Remove code computing the set of
15567 dereferenced pointers.
15568 * tree-data-ref.c (dr_may_alias_p): Properly use the split
15569 oracle for querying anti and output dependencies.
15570 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
15571 if TBAA may be applied.
15572 (refs_anti_dependent_p): New function.
15573 (refs_output_dependent_p): Likewise.
15574 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
15575 (refs_output_dependent_p): Likewise.
15576 * doc/tree-ssa.texi (Memory model): New section.
15577 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
15578 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
15579 * cfgexpand.c (expand_gimple_basic_block): Do not handle
15580 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
15581 * expr.c (expand_expr_real_1): Likewise.
15582 * gimple-low.c (lower_stmt): Likewise.
15583 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
15584 (dump_gimple_cdt): Remove.
15585 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
15586 (gimple_size): Likewise.
15587 (walk_gimple_op): Likewise.
15588 (is_gimple_stmt): Likewise.
15589 (walk_stmt_load_store_addr_ops): Likewise.
15590 (gimple_build_cdt): Remove.
15591 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
15592 * gimple.h (gimple_cdt_new_type): Remove.
15593 (gimple_cdt_new_type_ptr): Likewise.
15594 (gimple_cdt_set_new_type): Likewise.
15595 (gimple_cdt_location): Likewise.
15596 (gimple_cdt_location_ptr): Likewise.
15597 (gimple_cdt_set_location): Likewise.
15598 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
15599 * tree-cfg.c (remove_useless_stmts_1): Do not handle
15600 GIMPLE_CHANGE_DYNAMIC_TYPE.
15601 (verify_types_in_gimple_stmt): Likewise.
15602 * tree-inline.c (estimate_num_insns): Likewise.
15603 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
15604 (copy_decl_to_var): Likewise.
15605 (copy_result_decl_to_var): Likewise.
15606 * tree-pretty-print.c (dump_generic_node): Do not handle
15607 CHANGE_DYNAMIC_TYPE_EXPR.
15608 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
15609 * tree-ssa-operands.c (get_expr_operands): Likewise.
15610 * tree-ssa-structalias.c (struct variable_info): Remove
15611 no_tbaa_pruning member.
15612 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
15613 (unify_nodes): Do not copy it.
15614 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
15615 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
15616 (set_uids_in_ptset): Do not check it.
15617 (find_what_var_points_to): Likewise.
15618 (compute_tbaa_pruning): Remove.
15619 (compute_points_to_sets): Do not call it.
15620 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
15621 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
15622 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
15623 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
15624 (DECL_NO_TBAA_P): Likewise.
15625 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
15626 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
15627 (expand_omp_atomic_pipeline): Do not set it.
15628 * print-tree.c (print_node): Do not dump it.
15629 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
15632 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
15635 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
15638 2009-05-22 Mark Mitchell <mark@codesourcery.com>
15640 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
15643 2009-05-22 Ben Elliston <bje@au.ibm.com>
15645 * Makefile.in (bversion.h, s-bversion): New targets.
15646 (TOPLEV_H): Add bversion.h.
15647 * toplev.h: Include "bversion.h".
15648 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
15649 the __format__ attribute only if compiling with the same version
15650 of GCC as the sources (the "build version").
15652 2009-05-22 Ben Elliston <bje@au.ibm.com>
15654 * c-format.c (handle_format_attribute): Fix comment typo.
15656 2009-05-21 Steve Ellcey <sje@cup.hp.com>
15659 * config/ia64/ia64.opt (mfused-madd): New.
15660 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
15661 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
15662 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
15663 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
15664 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
15665 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
15666 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
15667 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
15668 instruction if !TARGET_FUSED_MADD.
15669 (fpma, fpms): Remove colon from name.
15671 2009-05-22 Richard Guenther <rguenther@suse.de>
15673 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
15674 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
15675 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
15677 (create_expression_by_pieces): Only convert if necessary.
15678 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
15679 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
15681 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
15683 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
15684 regular pattern from a template and rename it ...
15685 (*extzv_truncsi_exts): ... to this.
15687 2009-05-21 Richard Guenther <rguenther@suse.de>
15689 * cgraph.h (struct cgraph_node): Remove inline_decl member.
15690 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
15691 (cgraph_default_inline_p): Likewise.
15692 (cgraph_decide_inlining_incrementally): Likewise.
15694 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
15695 Uros Bizjak <ubizjak@gmail.com>
15697 * config/i386/cpuid.h (bit_MOVBE): New.
15699 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
15701 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
15702 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
15703 (ix86_handle_option): Handle OPT_mmovbe.
15704 (ix86_target_string): Add -mmovbe.
15705 (pta_flags): Add PTA_MOVBE.
15706 (processor_alias_table): Add PTA_MOVBE to "atom".
15707 (override_options): Handle PTA_MOVBE.
15709 * config/i386/i386.h (TARGET_MOVBE): New.
15711 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
15712 (*bswapsi_movbe): New.
15713 (*bswapdi_movbe): Likewise.
15714 (bswapdi2): Renamed to ...
15715 (*bswapdi_1): This.
15716 (bswapdi2): New expander.
15718 * config/i386/i386.opt (mmovbe): New.
15720 * doc/invoke.texi: Document -mmovbe.
15722 2009-05-21 Taras Glek <tglek@mozilla.com>
15724 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
15725 * gcc-plugin.h (plugin_init): Updated signature.
15726 * gcc-plugin.h (plugin_name_args): Moved to this header.
15727 * doc/plugins.texi (plugin_init): Updated documention to reflect
15729 * doc/plugins.texi (plugin_name_args): Added to documention.
15731 2009-05-21 Mark Mitchell <mark@codesourcery.com>
15733 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
15734 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
15736 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
15738 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
15739 JUMP_TABLE_DATA_P predicates where applicable.
15740 * config/i386/predicates.md: Ditto.
15741 * config/i386/sse.md: Ditto.
15743 2009-05-21 Jakub Jelinek <jakub@redhat.com>
15745 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
15746 operand2 -128 override length_immediate attribute to 1.
15747 * config/i386/predicates.md (constm128_operand): New predicate.
15749 * config/i386/i386.c (memory_address_length): Handle %r12
15750 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
15752 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
15753 mode look through optional ZERO_EXTEND and SUBREG.
15754 * config/i386/i386.md (R12_REG): New define_constant.
15755 (prefix_data16): For sse unit set also for MODE_TI insns.
15756 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
15757 insns set if operand 1 is ext_QIreg_operand.
15758 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
15759 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
15761 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
15762 mode from MODE_DI to MODE_SI.
15763 (movdi_1_rex64): Override modrm and length_immediate attributes
15764 only for movabs (TYPE_IMOV, alternative 2).
15765 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
15766 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
15767 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
15768 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
15769 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
15770 prefix_rex attribute if DImode.
15771 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
15772 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
15773 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
15774 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
15775 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
15776 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
15777 Likewise. For TYPE_IMOV clear length_immediate attribute.
15778 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
15779 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
15780 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
15781 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
15782 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
15783 or one operand TYPE_ISHIFT.
15784 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
15785 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
15786 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
15787 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
15788 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
15789 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
15790 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
15791 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
15792 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
15793 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
15794 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
15795 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
15796 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
15797 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
15798 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
15799 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
15800 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
15801 set mode attribute, don't override length attribute.
15802 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
15804 (return_internal_long): Set length attribute to 2 instead of 1.
15805 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
15806 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
15807 prefix_rex attribute.
15808 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
15810 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
15812 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15814 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
15816 2009-05-20 Ian Lance Taylor <iant@google.com>
15818 * tree.c (build_tree_list_vec_stat): New function.
15819 (ctor_to_vec): New function.
15820 (build_nt_call_vec): New function.
15821 (build_call_array): Change args to be a const pointer.
15822 (build_call_vec): New function.
15823 * tree.h (build_nt_call_vec): Declare.
15824 (build_tree_list_vec_stat): Declare.
15825 (build_tree_list_vec): Define.
15826 (build_call_array): Update declaration.
15827 (build_call_vec): Declare.
15828 (ctor_to_vec): Declare.
15829 * c-common.c (tree_vector_cache): New static variable.
15830 (make_tree_vector): New function.
15831 (release_tree_vector): New function.
15832 (make_tree_vector_single): New function.
15833 (make_tree_vector_copy): New function.
15834 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
15835 (make_tree_vector_single, make_tree_vector_copy): Declare.
15836 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
15837 (c_parser_expr_list): Don't manage cache here, instead call
15839 (c_parser_release_expr_list): Remove static function.
15840 (c_parser_vec_to_tree_list): Remove static function.
15841 (c_parser_attributes): Call build_tree_list_vec instead of
15842 c_parser_vec_to_tree_list. Call release_tree_vector instead of
15843 c_parser_release_expr_list.
15844 (c_parser_postfix_expression_after_primary): Likewise.
15845 (c_parser_objc_keywordexpr): Likewise.
15847 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
15849 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
15850 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
15851 TARGET_CONVERT_TO_TYPE.
15852 * hooks.c (hook_tree_const_tree_null): Define.
15853 * hooks.h (hook_tree_const_tree_null): Declare.
15854 * target.h (struct gcc_target): Add invalid_parameter_type,
15855 invalid_return_type, promoted_type, and convert_to_type fields.
15856 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
15857 (TARGET_INVALID_RETURN_TYPE): Define.
15858 (TARGET_PROMOTED_TYPE): Define.
15859 (TARGET_CONVERT_TO_TYPE): Define.
15860 (TARGET_INITIALIZER): Update for new fields.
15861 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
15862 (grokparms): Check targetm.invalid_parameter_type.
15863 * c-typeck.c (default_conversion): Check targetm.promoted_type.
15864 * c-convert.c (convert): Check targetm.convert_to_type.
15866 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
15868 * config/mips/mips.md (*extenddi_truncate<mode>,
15869 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
15871 (*extendhi_truncateqi): New define_insn_and_sptit.
15873 2009-05-20 Jakub Jelinek <jakub@redhat.com>
15875 PR middle-end/40204
15876 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
15877 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
15879 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
15881 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
15882 the operand of VIEW_CONVERT_EXPR.
15884 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
15886 * config/i386/driver-i386.c (host_detect_local_cpu): Check
15887 extended family and model for Intel processors. Support Intel Atom.
15889 2009-05-20 Olivier Hainque <hainque@adacore.com>
15891 * gstab.h (stab_code_type): Define, to be used instead of the
15892 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
15894 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
15895 occurrences by stab_code_type.
15896 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
15898 2009-05-20 Martin Jambor <mjambor@suse.cz>
15900 * tree-flow.h (insert_edge_copies_seq): Undeclare.
15901 (sra_insert_before): Likewise.
15902 (sra_insert_after): Likewise.
15903 (sra_init_cache): Likewise.
15904 (sra_type_can_be_decomposed_p): Likewise.
15905 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
15906 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
15907 (sra_insert_before): Likewise.
15908 (sra_insert_after): Likewise.
15909 (sra_init_cache): Likewise.
15910 (insert_edge_copies_seq): Made static and moved upwards.
15912 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
15915 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
15917 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
15918 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
15921 2009-05-20 Richard Guenther <rguenther@suse.de>
15923 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
15924 with mismatched comparison modes.
15926 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15928 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
15929 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
15930 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
15931 with shifts for Thumb2.
15932 (orsi_notsi): New for orn.
15933 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
15934 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
15935 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
15936 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
15937 Don't invert remainder for IOR.
15939 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
15941 PR tree-optimization/40087
15942 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
15943 number_of_iterations_ne): Rename never_infinite argument.
15944 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
15945 number_of_iterations_le): Handle pointer-type ivs when
15946 exit_must_be_taken is false.
15947 (number_of_iterations_cond): Do not always assume that
15948 exit_must_be_taken if the control variable is a pointer.
15950 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
15952 * c-typeck.c (build_binary_op): Allow % on integal vectors.
15953 * doc/extend.texi (Vector Extension): Document that % is allowed too.
15955 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
15957 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
15958 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
15960 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
15963 * c.opt (Wlogical-op): Disabled by default.
15964 * c-opt (c_common_post_options): Do not enable Wlogical-op with
15966 * doc/invoke.texi (Wlogical-op): Likewise.
15968 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
15970 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
15972 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
15973 Propagate the type of the first operand.
15974 <ASSERT_EXPR>: Simplify.
15975 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
15976 Rewrite using the RHS code as discriminant.
15977 <NOP_EXPR>: Turn into CASE_CONVERT.
15978 <PLUS_EXPR>: Propagate the type of the first operand.
15980 2009-05-19 Steve Ellcey <sje@cup.hp.com>
15982 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
15983 (ia64_dconst_0_375): New.
15984 * config/ia64/ia64.c (ia64_override_options): Remove
15985 -minline-sqrt-min-latency warning.
15986 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
15987 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
15988 * config/ia64/ia64.md (*sqrt_approx): Remove.
15989 (sqrtsf2): Remove #if 0.
15990 (sqrtsf2_internal_thr): Rewrite and move to div.md.
15991 (sqrtdf): Remove assert.
15992 (sqrtdf2_internal_thr): Rewrite and move to div.md.
15993 (sqrtxf2): Remove #if 0.
15994 (sqrtxf2_internal_thr): Rewrite and move to div.md.
15995 * div.md (sqrt_approx_rf): New.
15996 (sqrtsf2_internal_thr): New implementation.
15997 (sqrtsf2_internal_lat): New.
15998 (sqrtdf2_internal_thr: New implementation.
15999 (sqrtxf2_internal): New implementation.
16001 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
16002 Hans-Peter Nilsson <hp@axis.com>
16004 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
16005 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
16006 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
16007 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
16008 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
16009 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
16010 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
16011 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
16012 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
16013 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
16014 * c-common.c: ...from here.
16016 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16018 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
16020 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16022 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
16024 2009-05-19 Ben Elliston <bje@au.ibm.com>
16026 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
16027 assignments with memcpy calls.
16028 (add_fdes): Likewise.
16029 (binary_search_unencoded_fdes): Likewise.
16030 (linear_search_fdes): Eliminate type puns.
16032 2009-05-19 Richard Guenther <rguenther@suse.de>
16034 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
16035 not falsely claim to have propagated into all uses.
16037 2009-05-19 Ben Elliston <bje@au.ibm.com>
16039 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
16042 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16044 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
16045 * config/sh/sh.c (sh_legitimate_address_p): Make static.
16046 (TARGET_LEGITIMATE_ADDRESS_P): New.
16047 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16048 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
16050 2009-05-18 Dodji Seketeli <dodji@redhat.com>
16053 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
16054 child of the containing namespace's DIE.
16056 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
16058 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
16059 *zero_extendhi_truncqi): Move after the zero_extend patterns.
16060 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
16063 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
16066 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
16067 gen_align with gen_pad.
16068 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
16069 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
16071 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
16072 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
16074 * config/i386/i386.md (align): Renamed to ...
16075 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
16076 ASM_OUTPUT_MAX_SKIP_PAD.
16078 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
16080 * config.gcc: Fix variable syntax.
16083 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
16084 before calling exact_log2.
16085 (output_iorsi3): Likewise.
16086 (output_xorsi3): Likewise.
16088 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16090 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
16091 for the none zero constant operand except for EQ and NE
16092 comprisons even when the first operand is R0.
16094 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
16096 * config/s390/2064.md: Remove trailing whitespaces.
16097 * config/s390/2084.md: Likewise.
16098 * config/s390/constraints.md: Likewise.
16099 * config/s390/fixdfdi.h: Likewise.
16100 * config/s390/libgcc-glibc.ver: Likewise.
16101 * config/s390/s390-modes.def: Likewise.
16102 * config/s390/s390-protos.h: Likewise.
16103 * config/s390/s390.c: Likewise.
16104 * config/s390/s390.h: Likewise.
16105 * config/s390/s390.md: Likewise.
16106 * config/s390/tpf-unwind.h: Likewise.
16108 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16110 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
16112 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16115 * configure.ac (m68k-*-*): Check if binutils support TLS.
16116 * configure: Regenerate.
16117 * config/m68k/predicates.md (symbolic_operand): Extend comment.
16118 * config/m68k/constraints.md (Cu): New constraint.
16119 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
16120 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
16121 (movsi): Handle TLS symbols.
16122 (addsi3_5200): Handle XTLS symbols, indent.
16123 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
16124 (m68k_tls_reference_p): Declare.
16125 (m68k_legitimize_address): Declare.
16126 (m68k_unwrap_symbol): Declare.
16127 * config/m68k/m68k.opt (mxtls): New option.
16128 * config/m68k/m68k.c (ggc.h): Include.
16129 (m68k_output_dwarf_dtprel): Implement hook.
16130 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
16131 (m68k_expand_prologue): Load GOT pointer when function needs it.
16132 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
16133 (m68k_legitimate_constant_address_p): Same.
16134 (m68k_decompose_address): Handle TLS references.
16135 (m68k_get_gp): New static function.
16136 (enum m68k_reloc): New contants.
16137 (TLS_RELOC_P): New macro.
16138 (m68k_wrap_symbol): New static function.
16139 (m68k_unwrap_symbol): New function.
16140 (m68k_final_prescan_insn_1): New static function.
16141 (m68k_final_prescan_insn): New function.
16142 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
16144 (legitimize_pic_address): Handle TLS references..
16145 (m68k_tls_get_addr, m68k_get_tls_get_addr)
16146 (m68k_libcall_value_in_a0_p)
16147 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
16148 (m68k_call_m68k_read_tp): Helper variables and functions for ...
16149 (m68k_legitimize_tls_address): Handle TLS references.
16150 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
16152 (m68k_legitimize_address): Handle TLS symbols.
16153 (m68k_get_reloc_decoration): New static function.
16154 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
16156 (m68k_output_dwarf_dtprel): Implement hook.
16157 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
16158 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
16159 m68k_call_* routines.
16160 (sched_attr_op_type): Handle TLS symbols.
16161 (gt-m68k.h): Include.
16162 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
16163 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
16165 2009-05-18 Martin Jambor <mjambor@suse.cz>
16167 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
16168 (visit_store_addr_for_mod_analysis): New function.
16169 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
16170 (determine_cst_member_ptr): Use gimple_assign_single_p.
16171 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
16172 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
16173 operands. Don't check number of operands of a NOP_EXPR.
16175 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
16177 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
16179 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
16182 * c-common.c (warn_logical_operator): Don't warn if one of
16183 expression isn't always true or false.
16185 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
16187 * config/i386/biarch32.h: New file.
16188 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
16190 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
16192 * config/mips/mips.md (*zero_extend<mode>_trunchi,
16193 *zero_extend<mode>_truncqi): Merge these into ...
16194 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
16195 Name the pattern following this as *zero_extendhi_truncqi.
16197 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
16199 PR middle-end/39301
16200 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
16201 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
16202 (output_info): Make field HOST_WIDEST_INT.
16203 (print_statistics): Use HOST_WIDEST_INT_PRINT.
16204 (dump_bitmat_statistics): Same.
16206 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
16208 * config.gcc (use_gcc_stdint): Set to wrap.
16209 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
16210 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
16211 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16212 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16213 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16214 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16215 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16216 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16218 2009-05-16 Joseph Myers <joseph@codesourcery.com>
16220 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
16222 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
16223 Move definitions earlier.
16224 (OPT_ARCH64, OPT_ARCH32): Define.
16225 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
16228 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
16231 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
16234 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
16236 * arm.md (movdi2): Copy non-reg values to DImode registers.
16238 2009-05-16 Jakub Jelinek <jakub@redhat.com>
16241 * final.c (label_to_max_skip): New function.
16242 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
16243 CODE_LABEL_NUMBER <= max_labelno.
16244 * output.h (label_to_max_skip): New prototype.
16245 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
16246 (ix86_avoid_jump_mispredicts): ... this. Don't define if
16247 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
16248 Handle CODE_LABELs with >= 16 byte alignment or with
16249 max_skip == (1 << align) - 1.
16250 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
16251 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
16254 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
16255 .p2align 3 if MAX_SKIP is smaller than 7.
16256 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
16258 2009-05-15 Ian Lance Taylor <iant@google.com>
16260 * alias.c (struct alias_set_entry_d): Rename from struct
16261 alias_set_entry. Change all uses.
16262 * except.c (struct call_site_record_d): Rename from struct
16263 call_site_record. Change all uses.
16264 * except.h (struct eh_region_d): Rename from struct eh_region.
16266 * gcse.c (struct hash_table_d): Rename from struct hash_table.
16268 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
16269 ivtype_map_elt. Change all uses.
16270 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
16272 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
16273 * graphite.h (struct name_tree_d): Rename from struct name_tree.
16275 (struct sese_d): Rename from struct sese. Change all uses.
16276 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
16277 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
16278 * optabs.h (struct optab_d): Rename from struct optab. Change all
16280 (struct convert_optab_d): Rename from struct convert_optab.
16282 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
16283 ipa_opt_pass. Change all uses.
16284 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
16287 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
16288 defined as a typedef.
16289 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
16292 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
16295 * fold-const.c (make_range,build_range_check,merge_ranges): Move
16297 (merge_ranges): Returns bool.
16298 * tree.h (make_range): .. to here.
16299 (build_range_check): Likewise.
16300 (merge_ranges): Likewise. Renamed from merge_ranges.
16301 * c-typeck.c (parser_build_binary_op): Update calls to
16302 warn_logical_operator.
16303 * c-common.c (warn_logical_operator): Add new warning.
16304 * c-common.h (warn_logical_operator): Update declaration.
16306 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
16308 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
16310 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16312 * doc/install.texi: Document MPC requirements, flags etc.
16314 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
16315 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
16316 Evaluate constant arguments.
16317 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
16318 (fold_builtin_1): Likewise, also evaluate constant arguments.
16319 Remove superfluous break.
16320 (do_mpc_ckconv): New.
16321 * real.h: Include mpc.h.
16322 * toplev.c (print_version): Output MPC version info if available.
16324 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16326 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
16328 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
16330 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
16333 2009-05-15 Jan Hubicka <jh@suse.cz>
16335 * doc/invoke.texi (max-early-inliner-iterations): New flag.
16336 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
16337 (try_inline): Fix return value.
16338 (cgraph_decide_inlining_incrementally): Honor new value.
16339 (cgraph_early_inlining): Handle indirect inlining.
16340 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
16342 2009-05-15 Jan Hubicka <jh@suse.cz>
16344 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
16345 * cgraphunit.c (cgraph_finalize_function): Set it.
16346 (cgraph_expand_function): Use it.
16348 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16350 * real.c (encode_ieee_half): Define.
16351 (decode_ieee_half): Define.
16352 (ieee_half_format): Define.
16353 (arm_half_format): Define.
16354 * real.h (ieee_half_format): Declare.
16355 (arm_half_format): Declare.
16357 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16359 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
16360 swapped, and reversed optabs exist before trying to use them.
16362 2009-05-15 Paul Brook <paul@codesourcery.com>
16363 Sandra Loosemore <sandra@codesourcery.com>
16365 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
16366 loads. Allow PRE_DEC.
16367 (output_move_neon): Handle PRE_DEC.
16368 (arm_print_operand): Add 'A' for neon structure loads.
16369 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
16370 * config/arm/neon.md (neon_mov): Update comment.
16371 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
16373 (Um): New constraint.
16375 2009-05-15 Jan Hubicka <jh@suse.cz>
16377 Revert the following patch until testsuite fallout is fixed:
16378 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
16379 * cgraph.h (struct inline_summary): New filed self_wize,
16380 size_inlining_benefit, self_time and time_inlining_benefit.
16381 (struct cgraph_global_info): Replace insns by time ans size fields.
16382 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
16383 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
16384 (ipcp_update_callgraph): Do not touch function bodies.
16385 * ipa-inline.c: Include except.h
16386 (MAX_TIME): New constant.
16387 (overall_insns): Remove
16388 (overall_size, max_benefit): New static variables.
16389 (cgraph_estimate_time_after_inlining): New function.
16390 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
16391 (cgraph_clone_inlined_nodes): Update size.
16392 (cgraph_mark_inline_edge): Update size.
16393 (cgraph_estimate_growth): Use size info.
16394 (cgraph_check_inline_limits): Check size.
16395 (cgraph_default_inline_p): Likewise.
16396 (cgraph_edge_badness): Compute badness based on benefit and size cost.
16397 (cgraph_decide_recursive_inlining): Check size.
16398 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
16400 (cgraph_decide_inlining): Likewise.
16401 (cgraph_decide_inlining_incrementally): Likewise; honor
16402 PARAM_EARLY_INLINING_INSNS.
16403 (likely_eliminated_by_inlining_p): New predicate.
16404 (estimate_function_body_sizes): New function.
16405 (compute_inline_parameters): Use it.
16406 * except.c (must_not_throw_labels): New function.
16407 * except.h (must_not_throw_labels): Declare.
16408 * tree-inline.c (init_inline_once): Kill inlining_weigths
16409 * tree-ssa-structalias.c: Avoid uninitialized warning.
16410 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
16411 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
16412 (PARAM_INLINE_CALL_COST): Remove.
16413 (PARAM_EARLY_INLINING_INSNS): New.
16415 2009-05-15 Richard Guenther <rguenther@suse.de>
16417 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
16418 not TODO_update_ssa.
16420 2009-05-15 Richard Guenther <rguenther@suse.de>
16422 PR tree-optimization/39999
16423 * gimple.h (gimple_expr_type): Use the expression type looking
16424 through useless conversions.
16425 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
16426 (vn_nary_op_insert_stmt): Likewise.
16427 (simplify_binary_expression): Likewise.
16429 2009-05-15 Richard Guenther <rguenther@suse.de>
16431 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
16432 New options, enabled by default.
16433 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
16435 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
16436 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
16437 * tree-ssa-structalias.c (gate_tree_pta): New function.
16438 (pass_build_alias): Use it.
16440 2009-05-15 Joseph Myers <joseph@codesourcery.com>
16442 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
16443 recurse on an invariant address if a conversion from a pointer
16444 type to a wider integer type is involved.
16446 2009-05-15 Jan Hubicka <jh@suse.cz>
16448 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
16449 * cgraph.h (struct inline_summary): New filed self_wize,
16450 size_inlining_benefit, self_time and time_inlining_benefit.
16451 (struct cgraph_global_info): Replace insns by time ans size fields.
16452 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
16453 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
16454 (ipcp_update_callgraph): Do not touch function bodies.
16455 * ipa-inline.c: Include except.h
16456 (MAX_TIME): New constant.
16457 (overall_insns): Remove
16458 (overall_size, max_benefit): New static variables.
16459 (cgraph_estimate_time_after_inlining): New function.
16460 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
16461 (cgraph_clone_inlined_nodes): Update size.
16462 (cgraph_mark_inline_edge): Update size.
16463 (cgraph_estimate_growth): Use size info.
16464 (cgraph_check_inline_limits): Check size.
16465 (cgraph_default_inline_p): Likewise.
16466 (cgraph_edge_badness): Compute badness based on benefit and size cost.
16467 (cgraph_decide_recursive_inlining): Check size.
16468 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
16470 (cgraph_decide_inlining): Likewise.
16471 (cgraph_decide_inlining_incrementally): Likewise; honor
16472 PARAM_EARLY_INLINING_INSNS.
16473 (likely_eliminated_by_inlining_p): New predicate.
16474 (estimate_function_body_sizes): New function.
16475 (compute_inline_parameters): Use it.
16476 * except.c (must_not_throw_labels): New function.
16477 * except.h (must_not_throw_labels): Declare.
16478 * tree-inline.c (init_inline_once): Kill inlining_weigths
16479 * tree-ssa-structalias.c: Avoid uninitialized warning.
16480 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
16481 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
16482 (PARAM_INLINE_CALL_COST): Remove.
16483 (PARAM_EARLY_INLINING_INSNS): New.
16484 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
16485 (inline-call-cost): Remove.
16486 (early-inlining-insns): New.
16488 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
16490 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
16492 (print_int_cst_bounds_in_octal_p): Likewise.
16493 (dbxout_type): Adjust calls to above functions. Be prepared to deal
16495 * dwarf2out.c (base_type_die): Likewise.
16496 (is_subrange_type): Delete.
16497 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
16498 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
16499 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
16500 if the destination type is boolean.
16501 (build_range_check): Do not special-case subtypes.
16502 (fold_sign_changed_comparison): Likewise.
16503 (fold_unary): Likewise.
16504 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
16505 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
16506 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
16507 * tree.c (subrange_type_for_debug_p): New predicate based on the
16508 former is_subrange_type.
16509 * tree.h (subrange_type_for_debug_p): Declare.
16510 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
16511 (convert_affine_scev): Remove call to above function.
16512 (chrec_convert_aggressive): Likewise.
16513 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
16514 false for conversions involving subtypes.
16515 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
16516 (vrp_val_min): Likewise.
16517 (needs_overflow_infinity): Likewise.
16518 (extract_range_from_unary_expr): Likewise.
16520 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
16522 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
16523 * config/frv/frv.c: Likewise.
16524 * config/s390/s390.c: Likewise.
16525 * config/sparc/sparc.h: Likewise.
16526 * config/i386/i386.h: Likewise.
16527 * config/i386/i386.c: Likewise.
16528 * config/crx/crx.c: Likewise.
16529 * config/m68hc11/m68hc11.h: Likewise.
16530 * config/iq2000/iq2000.c: Likewise.
16531 * config/mn10300/mn10300.h: Likewise.
16532 * config/mn10300/mn10300.c: Likewise.
16533 * config/m68k/m68k.c: Likewise.
16534 * config/rs6000/rs6000.c: Likewise.
16535 * config/rs6000/xcoff.h: Likewise.
16536 * config/rs6000/linux64.h: Likewise.
16537 * config/rs6000/sysv4.h: Likewise.
16538 * config/score/score3.c: Likewise.
16539 * config/score/score7.c: Likewise.
16540 * config/score/score.c: Likewise.
16541 * config/arm/arm.md: Likewise.
16542 * config/mips/mips.c: Likewise.
16543 * config/mips/mips.md: Likewise.
16544 * config/bfin/bfin.h: Likewise.
16545 * config/pa/pa.c: Likewise.
16546 * config/pa/constraints.md: Likewise.
16548 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
16549 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
16550 * config/pdp11/pdp11.h: Use memory_address_p instead.
16552 2009-05-14 Ian Lance Taylor <iant@google.com>
16554 * passes.c (finish_optimization_passes): Change i to int.
16555 * plugin.c (plugins_active_p): Change event to int.
16556 (dump_active_plugins): Likewise.
16557 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
16559 * tree.c (tree_range_check_failed): Change c to unsigned int.
16560 (omp_clause_range_check_failed): Likewise.
16561 (build_common_builtin_nodes): Change mode to int. Add cast.
16562 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
16563 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
16565 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
16566 ++ or -- with a variable of enum type.
16568 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16571 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
16573 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16575 * store-motion.c: Do not include params.h
16576 * Makefile.in: Fix dependencies for various files.
16578 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16580 * auto-inc-dec.c: Fix pass description, remove apparent
16581 accidental duplication.
16583 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
16585 PR middle-end/40147
16586 * ipa-utils.h (memory_identifier_string): Moved to ...
16587 * tree.h (memory_identifier_string): Here. Add GTY(()).
16589 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
16591 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
16592 in the former documentation of...
16593 (GO_IF_LEGITIMATE_ADDRESS): ... this.
16594 * ira-conflicts.c (get_dup_num): Use address_operand.
16595 * targhooks.c (default_legitimate_address_p): New.
16596 * targhooks.h (default_legitimate_address_p): New.
16597 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
16599 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
16600 * target.h (struct target): Add legitimate_address_p.
16601 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
16602 (TARGET_INITIALIZER): Include it.
16604 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16605 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
16606 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
16607 (TARGET_LEGITIMATE_ADDRESS_P): New.
16609 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16610 (REG_OK_STRICT_P): Delete.
16611 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
16612 (frv_legitimate_address_p_1): ... this.
16613 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
16614 (frv_legitimate_address_p_1): ... the renamed old
16615 frv_legitimate_address_p.
16616 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
16617 (TARGET_LEGITIMATE_ADDRESS_P): New.
16619 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16620 * config/s390/s390-protos.h (legitimate_address_p): Remove.
16621 * config/s390/s390.c (legitimate_address_p): Rename to...
16622 (s390_legitimate_address_p): ... this, make static.
16623 (legitimize_address): Adjust call.
16624 (TARGET_LEGITIMATE_ADDRESS_P): New.
16625 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
16627 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16628 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
16629 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
16630 (TARGET_LEGITIMATE_ADDRESS_P): New.
16632 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16633 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
16634 * config/spu/spu.c (spu_legitimate_address): Rename to...
16635 (spu_legitimate_address_p): ... this, make static.
16636 (TARGET_LEGITIMATE_ADDRESS_P): New.
16638 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16639 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
16640 * config/sparc/sparc.c (legitimate_address_p): Rename to...
16641 (sparc_legitimate_address_p): ... this, make static and return bool.
16642 (legitimize_address): Adjust call.
16643 (TARGET_LEGITIMATE_ADDRESS_P): New.
16645 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16646 * config/i386/i386-protos.h (legitimate_address_p): Remove.
16647 * config/i386/i386.c (legitimate_address_p): Rename to...
16648 (ix86_legitimate_address_p): ... this, make static.
16649 (constant_address_p): Move after it, adjust call.
16650 (TARGET_LEGITIMATE_ADDRESS_P): New.
16652 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16653 * config/avr/avr-protos.h (legitimate_address_p): Remove.
16654 * config/avr/avr.c (legitimate_address_p): Rename to...
16655 (avr_legitimate_address_p): ... this, make static.
16656 (legitimize_address): Adjust call.
16657 (TARGET_LEGITIMATE_ADDRESS_P): New.
16659 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16660 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
16661 * config/crx/crx.c (crx_legitimate_address_p): Make static.
16662 (TARGET_LEGITIMATE_ADDRESS_P): New.
16664 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16665 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
16666 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
16667 (TARGET_LEGITIMATE_ADDRESS_P): New.
16669 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16670 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
16672 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
16674 (TARGET_LEGITIMATE_ADDRESS_P): New.
16676 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16677 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
16679 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
16681 (m68hc11_legitimate_address_p): ... this, make static.
16682 (go_if_legitimate_address_internal): Rename to...
16683 (m68hc11_legitimate_address_p_1): ... this.
16684 (legitimize_address): Adjust call.
16685 (TARGET_LEGITIMATE_ADDRESS_P): New.
16687 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16688 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
16689 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
16690 (TARGET_LEGITIMATE_ADDRESS_P): New.
16692 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16693 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
16694 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
16695 (mn10300_legitimate_address_p): ... this, make static.
16696 (TARGET_LEGITIMATE_ADDRESS_P): New.
16698 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16699 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
16700 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
16701 (TARGET_LEGITIMATE_ADDRESS_P): New.
16703 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16704 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
16705 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
16706 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16707 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
16708 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
16709 (rs6000_legitimate_address_p): ... this, make static.
16710 (TARGET_LEGITIMATE_ADDRESS_P): New.
16711 (REG_MODE_OK_FOR_BASE_P): Delete.
16712 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
16714 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16715 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
16717 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
16718 static, adjust types.
16719 (TARGET_LEGITIMATE_ADDRESS_P): New.
16721 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16722 * config/score/score.c (score_address_p): Rename to...
16723 (score_legitimate_address_p): ... this.
16724 (TARGET_LEGITIMATE_ADDRESS_P): New.
16725 * config/score/score3.c (score3_address_p): Rename to...
16726 (score3_legitimate_address_p): ... this.
16727 * config/score/score7.c (score7_address_p): Rename to...
16728 (score7_legitimate_address_p): ... this.
16730 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
16731 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
16732 GO_IF_LEGITIMATE_ADDRESS): Delete.
16733 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
16734 thumb2_legitimate_address_p): Delete.
16735 (arm_legitimate_address_p): Rename to...
16736 (arm_legitimate_address_outer_p): ... this.
16737 * config/arm/constraints.md ("Uq"): Adjust call.
16738 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
16739 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
16741 (arm_legitimate_address_outer_p): ... this.
16742 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
16744 (TARGET_LEGITIMATE_ADDRESS_P): New.
16746 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16747 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
16748 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
16749 (TARGET_LEGITIMATE_ADDRESS_P): New.
16751 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16752 * config/vax/vax-protos.h (legitimate_address_p): Remove.
16753 * config/vax/vax.c (legitimate_address_p): Rename to...
16754 (vax_legitimate_address_p): ... this, make static.
16755 (TARGET_LEGITIMATE_ADDRESS_P): New.
16757 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16758 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
16759 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
16760 (TARGET_LEGITIMATE_ADDRESS_P): New.
16762 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16763 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
16764 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
16765 (mmix_legitimate_address_p): ... this, make static.
16766 (TARGET_LEGITIMATE_ADDRESS_P): New.
16768 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16769 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
16770 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
16771 (TARGET_LEGITIMATE_ADDRESS_P): New.
16773 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
16775 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
16776 of MODE_COMPLEX_INT.
16778 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
16780 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
16781 LCT_NORMAL in function call.
16782 * mips-tdump.c (print_file_desc): Add cast to enum type.
16783 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
16784 (mark_stabs): Add casts to enum types.
16785 (parse_stabs_common): Add casts to enum types.
16787 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
16789 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
16790 Check for invalid values of LETTER.
16792 2009-05-13 Taras Glek <tglek@mozilla.com>
16794 * attribs.c (register_attribute): moved out attribute registration
16795 into register_attribute.
16796 * doc/plugins.texi: Documented register_attribute and
16798 * gcc-plugin.h: Added forward decl for register_attribute.
16799 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
16800 * plugin.c (register_callback, invoke_plugin_callbacks): Added
16801 PLUGIN_ATTRIBUTES boilerplate.
16803 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
16805 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
16806 values even in sentinel and empty entries.
16807 (ms_printf_flag_specs): Likewise.
16808 (ms_scanf_flag_specs): Likewise.
16809 (ms_strftime_flag_specs): Likewise.
16810 (ms_print_char_table): Likewise.
16811 (ms_scan_char_table): Likewise.
16812 (ms_time_char_table): Likewise.
16814 2009-05-13 Doug Kwan <dougkwan@google.com>
16816 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
16818 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
16820 * config/mips/mips.md (store): Add attributes for QI and HI.
16822 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
16823 (truncdi<mode>2): ... this new pattern.
16825 2009-05-13 Brad Hards <bradh@kde.org>
16827 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
16829 2009-05-14 Jakub Jelinek <jakub@redhat.com>
16830 Ben Elliston <bje@au.ibm.com>
16832 PR middle-end/40035
16833 * dse.c (check_mem_read_rtx): Guard against width == -1.
16835 2009-05-13 Michael Matz <matz@suse.de>
16837 PR middle-end/39976
16838 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
16839 (trivially_conflicts_p): New function.
16840 (insert_backedge_copies): Use it.
16842 2009-05-13 Janis Johnson <janis187@us.ibm.com>
16844 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
16845 (handle_stdc_pragma): Use new enum constant names.
16846 (handle_pragma_float_const_decimal64): Ditto.
16848 2009-05-13 Ian Lance Taylor <iant@google.com>
16850 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
16853 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
16855 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
16856 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
16858 * config/m68k/m68k.h (FL_UCLINUX): Define.
16860 2009-05-13 Jan Hubicka <jh@suse.cz>
16862 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
16864 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
16866 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
16867 unless -fschedule-insns is specified.
16869 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
16872 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
16873 TARGET_EXPAND_CBRANCHDI4.
16874 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
16875 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
16876 (cmpeqdi): Fix comment.
16878 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
16880 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
16881 (sh_legitimate_address_p): Likewise.
16882 * config/sh/sh.c (sh_legitimate_index_p): New.
16883 (sh_legitimate_address_p): Likewise.
16884 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
16885 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
16886 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
16887 (MAYBE_BASE_REGISTER_RTX_P): New macro.
16888 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
16889 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
16890 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
16891 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
16892 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
16894 2009-05-12 Jan Hubicka <jh@suse.cz>
16896 * tree-inline.c (estimate_operator_cost): Add operands;
16897 when division happens by constant, it is cheap.
16898 (estimate_num_insns): Loads and stores are not having cost of 0;
16899 EH magic stuff is cheap; when computing runtime cost of switch,
16900 use log2 base of amount of its cases; builtin_expect has cost of 0;
16901 compute cost for moving return value of call.
16902 (init_inline_once): Initialize time_based flags.
16903 * tree-inline.h (eni_weights_d): Add time_based flag.
16905 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
16907 * df-core.c: Update head documentation.
16909 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
16912 * rs6000.c (rs6000_generate_compare): Use op1b instead of
16913 shadowing exisiting variable op1.
16915 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
16918 * config/i386/driver-i386.c (processor_signatures): New enum.
16919 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
16920 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
16921 processor signature to detect geode processor.
16923 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
16927 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
16929 * optabs.c (prepare_cmp_insn): Temporarily disable test that
16930 causes spurious differences between trunk and cond-optab branch.
16932 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
16934 * dojump.c (compare_from_rtx): Delete.
16935 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
16936 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
16937 if the comparison does not satisfy the predicate; test predicates for
16938 operands 2 and 3 of a cstore pattern. Don't try cstore optab
16939 further if one existing pattern fails.
16940 * expr.h (compare_from_rtx): Delete.
16941 (prepare_operand): Declare it.
16942 * optabs.c: Change "lib call" to "libcall" throughout.
16943 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
16944 HAVE_conditional_trap, emit_cmp_insn): Delete.
16945 (can_compare_p): Delete cmp_optab case.
16946 (prepare_float_lib_cmp): Return an rtx and a machine mode.
16947 Accept other parameters by value.
16948 (prepare_operand): Make non-static.
16949 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
16950 other parameters by value. Try to widen operands here based on
16951 an optab_methods argument and looking at cbranch_optab.
16952 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
16953 loop. Use cbranch_optab directly.
16954 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
16955 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
16957 (emit_conditional_move, emit_conditional_add): Inline what's needed
16958 of compare_from_rtx, using new prepare_cmp_insn for the rest.
16959 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
16960 with COMPARE. Move cmov_optab and cstore_optab above
16961 with cbranch_optab, move cmp_optab down with ucmp_optab,
16962 remove tst_otpab. Do not initialize trap_rtx.
16963 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
16964 for trap code. Do not check HAVE_conditional_trap. Use
16965 prepare_cmp_insn. Accept no predicate for operand 3.
16966 * optabs.h (OTI_cmp): Mark as used only for libcalls.
16967 (OTI_ctrap, ctrap_optab): New.
16968 (tst_optab): Delete.
16969 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
16970 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
16971 with lookup of ctrap_optab.
16972 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
16974 (ctrap_optab): New.
16976 * combine.c (combine_simplify_rtx, simplify_set): Do not
16977 special case comparing against zero for cc0 machines.
16978 * simplify-rtx.c (simplify_binary_operation_1): Never remove
16979 COMPARE on cc0 machines.
16980 (simplify_relational_operation): Return a new expression when
16981 a COMPARE could be removed.
16982 * final.c (final_scan_insn): Compare cc_status values
16983 against LHS of a (compare FOO (const_int 0)) cc0 source.
16984 Also check if cc_status.value is the full compare.
16986 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
16987 (cstoreMM4): Document.
16988 (conditional_trap): Document ctrapMM4 instead.
16989 (sync_compare_and_swapMM): Refer to cbranchcc4.
16990 (Dependent Patterns): Eliminate obsolete information referring to
16991 the old jump optimization phase.
16992 (Canonicalization): Include cbranchcc4 case, omit canonicalization
16993 of compares with 0 on cc0 machines.
16994 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
16995 avoiding references to cc0. Remove text about storing operands
16997 * doc/tm.texi (Condition Codes): Include blurb on different
16998 condition code representations, separate into subsections for
16999 CC0, MODE_CC and conditional execution.
17001 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
17002 alpha_emit_setcc): Accept operands and a machine mode.
17003 * config/alpha/alpha.c (alpha_emit_conditional_branch):
17004 Get code/op0/op1 from operands, use machine mode argument
17005 instead of alpha_compare.fp_p. Emit the branch here.
17006 (alpha_emit_setcc): Likewise, and return boolean.
17007 (alpha_emit_conditional_move): Likewise. Assert that
17008 cmp_op_mode == cmp_mode, and simplify accordingly.
17009 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
17010 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
17011 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
17013 (stack probe test): Use cbranchdi4.
17014 * config/alpha/predicates.md (alpha_cbranch_operator): New.
17016 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
17017 * config/arc/arc.h (movsicc, movsfcc): Use it.
17018 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
17019 (cbranchsi4, cstoresi4): New.
17020 (cmpsi, bCC and sCC expanders): Remove.
17022 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
17023 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
17024 * config/arm/predicates.md (arm_comparison_operator): Only include
17025 floating-point operators if there is a hardware floating-point unit.
17026 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
17027 deferring to cbranch_cc and cstore_cc respectively.
17028 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
17029 cbranch_cc, cstore_cc): New.
17030 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
17032 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
17034 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
17035 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
17037 (adjust_insn_length): Adjust calls.
17038 (avr_reorg): Handle (compare (foo) (const_int 0)).
17039 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
17040 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
17041 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
17042 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
17044 (cbranchqi4, cbranchhi4, cbranchsi4): New.
17045 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
17047 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
17048 (cbranchsi4, cstorebi4, cstoresi4): New.
17049 (movbisi): This insn is duplicate, split it to zero_extend.
17050 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
17051 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
17052 (bfin_optimize_loop): Use cbranch expander.
17053 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
17054 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
17055 (bfin_bimode_comparison_operator): ... this.
17056 (bfin_direct_comparison_operator): New.
17058 * config/cris/cris.c (cris_normal_notice_update_cc): Look
17059 inside (compare FOO (const_int 0)).
17060 (cris_rtx_costs): Handle ZERO_EXTRACT.
17061 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
17062 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
17063 (*tstdi_v32): Delete.
17064 (*cmpdi_non_v32): Add M alternative for operand 1.
17065 (cmpsi, cmp<mode>): Make private.
17066 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
17068 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
17070 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
17071 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
17072 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
17073 (cc_reg_operand): New.
17074 (any_cond): Delete.
17075 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
17076 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
17077 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
17078 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
17079 crx_expand_scond): Delete.
17081 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
17083 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
17084 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
17086 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
17087 cstoresi4, cstoresf4, cstoredf4): New.
17088 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
17089 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17090 Receive the entire operands array.
17091 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
17092 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
17093 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17094 Get test/op0/op1 from the operands array.
17095 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
17097 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
17098 (h8300_expand_store): New.
17099 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
17101 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
17102 (h8300_expand_store): New.
17103 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
17104 or do not try to produce (set (cc0) REG).
17105 (peepholes): Wrap arguments with COMPARE. Add a peephole to
17106 change a compare into a move to a scratch register. Disable some
17107 peepholes when comparing with zero.
17108 (tstsi, tsthi, tstsi, cmpqi): Make private.
17110 (bCC, sCC): Delete.
17111 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
17114 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
17115 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
17116 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
17117 (ix86_emit_i387_log1p): Use cbranchxf2.
17118 (ix86_expand_setcc): Return void.
17119 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
17120 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
17121 cmp<MODEF>, cmpcc): Remove.
17122 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
17123 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
17124 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
17125 (sCC and bCC expanders): Remove.
17126 (stack_protect_test): Use cbranchcc4.
17128 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
17130 (ia64_expand_compare): Accept three rtx by reference and return void.
17131 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
17132 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
17133 from *expr. Update *expr with the BImode comparison to do.
17134 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
17135 cmptf, bCC, sCC, conditional_trap): Delete.
17136 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
17137 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
17138 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
17139 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
17140 * config/ia64/predicates.md (ia64_cbranch_operator): New.
17142 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
17143 type of last argument.
17144 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
17145 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
17146 use machine mode argument instead of branch_type. Remove dead
17147 code for floating-point comparisons.
17148 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
17149 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
17151 (cbranchsi4, cstoresi4): New.
17152 * config/iq2000/predicates.md (reg_or_const_operand): New.
17154 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
17155 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
17156 (b<code>_op): Rewrite to...
17157 (bcc_op): ... this, using match_operator.
17158 (s<code>_op): Rewrite to...
17159 (scc_op): ... this, using match_operator.
17160 (s<code>_24_op): Rewrite to...
17161 (scc_op_24): ... this, using match_operator.
17162 (s<code>_<mode>): Rewrite to...
17163 (cstore<mode>4): ... this, using match_operator.
17164 (s<code>_<mode>_24): Rewrite to...
17165 (cstore<mode>4_24): ... this, using match_operator.
17166 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
17167 m32c_unpend_compare, m32c_expand_scc): Delete.
17168 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
17169 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
17170 (m32c_expand_movcc): Change NE to EQ if necessary.
17171 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
17173 * config/m32r/m32r-protos.h (gen_cond_store): New.
17174 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
17175 (gen_cond_store): New, from sCC patterns.
17176 (m32r_expand_block_move): Use cbranchsi4.
17177 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
17178 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
17179 (cbranchsi4, cstoresi4): New.
17181 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
17183 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
17184 (m68hc11_notice_update_cc): Look into a compare with 0.
17185 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
17187 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
17188 cmphi, cmpqi, bCC): Delete.
17189 (cbranchsi4, cbranchhi4, cbranchqi4): New.
17190 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
17191 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
17194 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
17195 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
17196 * config/m68k/constraints.md (H): New.
17197 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
17198 the define_insn below.
17199 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
17200 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
17201 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
17202 patterns): Wrap RHS with COMPARE.
17203 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
17204 (*cmpdi_internal): Name this pattern.
17205 (cmpdi): Change to define_insn.
17206 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
17207 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
17208 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
17210 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
17211 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
17212 (conditional_trap): Change to...
17213 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
17214 (*conditional_trap): Use the ordered_comparison_operator and
17215 const1_operand predicates.
17216 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
17217 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
17218 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
17219 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
17221 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
17222 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
17223 (mcore_gen_compare): New.
17224 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
17225 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
17226 (mcore_gen_compare): ... this.
17227 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
17228 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
17229 (stack probe pattern): Use cbranchsi4.
17231 * config/mips/predicates.md (mips_cstore_operator): New.
17232 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
17233 * config/mips/mips.md (any_cond): Delete.
17234 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
17236 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
17237 fixuns_truncsfdi2): Use cbranch patterns.
17238 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
17239 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
17240 Adjust call to mips_expand_conditional_branch.
17241 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
17243 * config/mips/mips-protos.h (mips_expand_conditional_branch,
17244 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
17245 * config/mips/mips.c (cmp_operands): Delete.
17246 (mips_emit_compare): Get comparison operands from *op0/*op1.
17247 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
17248 that it succeeds. Use op0/op1 instead of cmp_operands.
17249 (mips_expand_conditional_branch, mips_expand_conditional_move,
17250 mips_expand_conditional_trap): Likewise.
17251 (mips_block_move_loop): Use cbranch patterns.
17252 * config/mips/mips.h (cmp_operands): Delete.
17254 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
17255 (mmix_gen_compare_reg): Just return a register in the right CC mode.
17256 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
17257 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
17258 (*cmpcc_folded): Rename to...
17259 (*cmpdi_folded): this.
17260 (*cmpcc): Rename to...
17262 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
17265 (cbranchdf4): New. Handle invalid comparisons here.
17266 * config/mmix/predicates.md (float_comparison_operator): New.
17268 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
17269 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
17270 * config/mn10300/mn10300.md (tst): Delete.
17271 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
17272 Name these patterns and wrap RHS in a compare.
17273 (*cmpsi): Make this pattern private. Include tst.
17274 (*cmpsf): Make this pattern private.
17275 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
17276 (compare with zero peepholes): Likewise.
17278 (cbranchsi4, cbranchsf4): New.
17279 (casesi): Use cbranchsi4.
17281 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
17282 hppa_branch_type): Delete.
17283 (return_addr_rtx): Use cbranchsi4.
17284 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
17285 Emit CCFPmode comparison here.
17286 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
17287 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
17288 hppa_branch_type): Delete.
17289 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
17290 (movsicc, movdicc): Remove references to hppa_compare_op0,
17291 hppa_compare_op1 and compare_from_rtx.
17292 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
17293 (casesi): Use cbranchsi4.
17295 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
17296 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
17297 * config/pdp11/pdp11.md (register_or_const0_operand): New.
17298 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
17299 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
17301 (cbranchdf4, cbranchhi4, cbranchqi4): New.
17302 (*branch, *branch_inverted): New.
17304 * config/picochip/picochip.md (cbranchhi4): Use
17305 ordered_comparison_operator.
17306 (cmphi, bCC): Remove.
17308 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
17309 (trap_comparison_operator): Delete.
17310 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
17311 rs6000_emit_cbranch): Accept mode and operands.
17312 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
17313 rs6000_compare_fp_p): Delete.
17314 (rs6000_generate_compare): Accept mode and comparison. Extract code
17315 and op0/op1 from there. Replace references to rs6000_compare_op0
17316 and rs6000_compare_op1.
17317 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
17318 extract result from passed operands.
17319 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
17320 extract loc from passed operands.
17321 (rs6000_emit_cmove): Likewise.
17322 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
17323 rs6000_compare_fp_p): Delete.
17324 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
17325 (cbranch<GPR>4, cbranch<FP>4): New.
17326 (cstore<mode>4): New. Consolidate here all choices about when to use
17327 portable or specialized sCC sequences.
17328 (stack_protect_test): Use cbranchsi4.
17329 (conditional_trap): Replace with ctrap<GPR>4.
17330 (conditional trap insn): Replace trap_comparison_operator with
17331 ordered_comparison_operator.
17333 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
17334 (s390_emit_prologue): Use ctrap.
17335 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
17336 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
17337 New predicates replacing...
17338 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
17339 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
17340 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
17341 (add<mode>cc): Do not use s390_compare_op0/op1.
17342 (s<code>): Change to...
17343 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
17344 (seq): Change to...
17345 (cstorecc4): ... this. Handle EQ or NE equally.
17346 (*sne): Un-privatize for use in cstorecc4.
17347 (b<code>): Change to...
17348 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
17349 (conditional_trap): Replace with...
17350 (ctrap<GPR>4, ctrap<FP>4): ... these.
17351 (stack_protect): Use cbranchcc4.
17353 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
17354 * config/score/score-protos.h (score_gen_cmp): Delete.
17355 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
17356 (score_block_move-loop): Use cbranchsi4.
17357 * config/score/score.md (cbranchsi4): New.
17358 (cmpsi, bCC): Delete.
17359 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
17360 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
17361 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
17362 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
17363 * config/score/score3.h (score3_gen_cmp): Delete.
17364 * config/score/score7.h (score7_gen_cmp): Delete.
17366 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
17367 (sh_emit_scc_to_t): ... this. Return void.
17368 (from_compare): Rename to...
17369 (sh_emit_compare_and_branch): ... this.
17370 (sh_emit_compare_and_set): New.
17371 (sh_expand_t_scc): Accept operands.
17372 * config/sh/predicates.md (sh_float_comparison_operator): New.
17373 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
17374 (prepare_scc_operands): Rename to...
17375 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
17377 (sh_emit_cheap_store_flag): New.
17378 (sh_emit_set_t_insn): New.
17379 (from_compare): Rename to...
17380 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
17381 handling of TARGET_SH2E floating point to avoid recursive call.
17382 Generate branch here.
17383 (sh_emit_compare_and_set): New.
17384 (sh_expand_t_scc): Get op0/op1 from arguments.
17385 (sh_emit_cheap_store_flag): New.
17386 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
17388 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
17389 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
17390 (movsicc, movdicc): Do nothing when it recreated operands from
17391 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
17392 prepare_scc_operands (now sh_emit_scc_to_t).
17393 (udivdi3): Use cstoresi4.
17394 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
17395 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
17396 (cbranchint4_media, cbranchfp4_media): New.
17397 (casesi): Use cbranchdi4.
17398 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
17400 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
17401 (movnegt): Remove second operand.
17402 (cbranchsf4, cbranchdf4): New.
17403 (stack_protect): Use cbranchdi4/cbranchsi4.
17405 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
17406 (gen_compare_reg): Accept comparison, extract part of it to...
17407 (gen_compare_reg_1): ... this.
17408 (gen_compare_operator): Delete.
17409 (gen_v9_scc): Accept separate destination, comparison code and arms.
17410 Do not use sparc_compare_op0/sparc_compare_op1.
17411 (emit_scc_insn, emit_conditional_branch_insn): New.
17412 (emit_v9_brxx): Make static. Remove useless assertion.
17413 (sparc_emit_float_lib_cmp): Return RTL instead of calling
17415 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
17416 * config/sparc/sparc-protos.h (gen_compare_reg,
17417 sparc_emit_float_lib_cmp): Adjust prototype.
17418 (emit_scc_insn, emit_conditional_branch_insn): New.
17419 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
17420 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
17421 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
17422 iterators to the top.
17423 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
17424 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
17425 snedi_special_trunc): Delete.
17426 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
17427 and snedi_special_trunc.
17428 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
17429 cbranchdi4, cbranch<F:mode>4): New.
17430 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
17431 here. Use gen_compare_reg instead of gen_compare_operator.
17432 (conditional_trap): Replace with...
17433 (ctrapsi4, ctrapdi4): ... this.
17434 (stack_protect_test): Use cbranchcc4.
17436 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
17438 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
17439 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
17440 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
17441 from operands[0] or operands[3] depending on is_set.
17442 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
17443 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
17444 cmpdf, bCC), sCC: Remove.
17445 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
17446 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
17448 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
17449 spu_emit_branch_or_set.
17451 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
17453 * config/stormy16/stormy16.h (xstormy16_compare_op0,
17454 xstormy16_compare_op1): Delete.
17455 * config/stormy16/stormy16.c (xstormy16_compare_op0,
17456 xstormy16_compare_op1): Delete.
17457 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
17459 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
17460 (cmphi, cmpsi, bCC): Remove.
17462 * config/v850/v850.md (tstsi, cmpsi): Fold into...
17463 (*cmpsi): ... this one.
17464 (cbranchsi4, cstoresi4): New.
17465 (bCC expanders): Delete.
17466 (sCC insns): Fold into...
17467 (*setcc): ... this one.
17468 (casesi): Do not use gen_cmpsi and gen_bgtu.
17469 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
17470 (movsicc): Simplify.
17471 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
17473 * config/vax/vax-protos.h (cond_name): New.
17474 (vax_output_conditional_branch): Remove.
17475 * config/vax/vax.c (cond_name): New.
17476 (vax_output_conditional_branch): Remove.
17477 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
17478 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
17479 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
17480 (bit<VAXint>): Wrap source with (compare).
17481 (b<code> and following unnamed pattern): Rename to *branch and
17482 *branch_reversed. Change macroization to match_operator.
17483 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
17485 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
17486 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
17487 Change last argument to machine_mode.
17488 (xtensa_expand_scc): Add machine_mode argument.
17489 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
17490 (gen_conditional_move, xtensa_expand_conditional_branch,
17491 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
17492 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
17493 Adjust operand numbers.
17494 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
17496 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
17497 (cmpsi, cmpsf, b<code>, s<code>): Delete.
17498 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
17500 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17502 * optabs.c (prepare_cmp_insn): Temporarily disable test that
17503 causes spurious differences between trunk and cond-optab branch.
17505 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
17508 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
17510 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
17512 * tree.c (iterative_hash_pointer): Delete.
17513 (iterative_hash_expr): Short-circuit handling of NULL pointer.
17514 Hash UIDs and versions of SSA names. Don't special-case built-in
17515 function declarations.
17517 2009-05-11 Ian Lance Taylor <iant@google.com>
17520 * graphite.c: Force -Wc++-compat to only be a warning before
17521 #including "cloog/cloog.h".
17523 2009-05-11 Martin Jambor <mjambor@suse.cz>
17525 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
17527 2009-05-11 Jan Hubicka <jh@suse.cz>
17529 * tree-ssa-loop-ivcanon.c: Include target.h
17530 (struct loop_size): new structure.
17531 (constant_after_peeling): New predicate.
17532 (tree_estimate_loop_size): New function.
17533 (estimated_unrolled_size): Rewrite for new estimates.
17534 (try_unroll_loop_completely): Use new estimates.
17535 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
17537 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
17539 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
17540 libcpp interface change.
17541 (spu_macro_to_expand): Likewise.
17543 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
17545 PR tree-optimization/40026
17546 * gimplify.c (gimplify_init_constructor): Change initial conditional
17547 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
17548 optimize_compound_literals_in_ctor.
17550 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
17552 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
17554 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
17556 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
17558 * tree-vect-data-refs.c (vect_analyze_group_access): Use
17559 HOST_WIDE_INT for gap.
17561 2009-05-11 Ira Rosen <irar@il.ibm.com>
17563 PR tree-optimization/40074
17564 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
17565 account in group size and step comparison.
17567 2009-05-11 Richard Guenther <rguenther@suse.de>
17569 * passes.c (init_optimization_passes): Strip now incorrect comment.
17570 (execute_function_todo): Do not set PROP_alias.
17571 * tree-pass.h (PROP_alias): Remove.
17572 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
17573 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
17574 * tree-nrv.c (pass_return_slot): Likewise.
17575 * tree-object-size.c (pass_object_sizes): Likewise.
17576 * tree-ssa-dom.c (pass_dominator): Likewise.
17577 (pass_phi_only_cprop): Likewise.
17578 * tree-ssa-dse.c (pass_dse): Likewise.
17579 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
17580 (pass_cselim): Likewise.
17581 * tree-ssa-pre.c (pass_pre): Likewise.
17582 (pass_fre): Likewise.
17583 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
17584 * tree-ssa-sink.c (pass_sink_code): Likewise.
17585 * tree-stdarg.c (pass_stdarg): Likewise.
17586 * tree-tailcall.c (pass_tail_calls): Likewise.
17587 * tree-vrp.c (pass_vrp): Likewise.
17589 2009-05-10 Ian Lance Taylor <iant@google.com>
17591 * basic-block.h (enum profile_status): Break out of struct
17592 control_flow_graph.
17593 * cgraph.h (struct inline_summary): Break out of struct
17595 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
17596 of struct cgraph_order_sort.
17597 * combine.c (enum undo_kind): New enum, broken out of struct undo.
17598 * cse.c (struct branch_path): Break out of struct
17599 cse_basic_block_data.
17600 * except.h (enum eh_region_type): Break out of struct eh_region.
17601 * gcc.c (enum add_del): Break out of struct modify_target.
17602 * genrecog.c (enum decision_type): Break out of struct decision_test.
17603 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
17605 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
17606 * regmove.c (enum match_use): New enum, broken out of struct match.
17607 * sched-int.h (enum post_call_group): New enum, broken out of
17609 (struct deps_reg): Break out of struct deps.
17610 * target.h (struct asm_int_op): Break out of struct gcc_target.
17611 * tree-eh.c (struct goto_queue_node): Break out of struct
17613 * tree-inline.h (enum copy_body_cge_which): Break out of
17615 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
17617 * c-decl.c (in_struct, struct_types): New static variables.
17618 (pushtag): Add loc parameter. Change all callers.
17619 (lookup_tag): Add ploc parameter. Change all callers.
17620 (check_compound_literal_type): New function.
17621 (parser_xref_tag): Add loc parameter. Change all callers. If
17622 -Wc++-compat, warn about struct/union/enum types defined within a
17624 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
17625 and loc parameters. Change all callers. Change error calls to
17626 error_at, using loc. For a redefinition, if the location of the
17627 original definition is known, report it. Set in_struct and
17628 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
17629 (finish_struct): Add new parameters enclosing_in_struct and
17630 enclosing_struct_types. Change all callers. Set
17631 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
17632 in the struct. If in a struct, add this struct to struct_types.
17633 (start_enum): Add loc parameter. Change all callers. Use
17634 error_at for errors, using loc. For a redefinition, if the
17635 location of the original definition is known, report it. If in a
17636 struct, add this enum type to struct_types. If -Wc++-compat warn
17637 if in sizeof, typeof, or alignof.
17638 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
17639 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
17640 (c_parser_enum_specifier): Get enum location for start_enum.
17641 (c_parser_struct_or_union_specifier): Get struct location for
17642 start_struct. Save in_struct and struct_types status between
17643 start_struct and finish_struct.
17644 (c_parser_cast_expression): Get location of cast.
17645 (c_parser_alignof_expression): Get location of type.
17646 (c_parser_postfix_expression): Likewise.
17647 (c_parser_postfix_expression_after_paren_type): Add type_loc
17648 parameter. Change all callers. Call check_compound_literal_type.
17649 Use type_loc for error about variable size type.
17650 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
17651 of an enum constant from an enum type defined in a struct or union.
17652 (c_cast_expr): Add loc parameter. Change all callers. If
17653 -Wc++-compat, warn about defining a type in a cast.
17654 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
17655 (start_enum, start_struct, finish_struct): Update declarations.
17656 (parser_xref_tag, c_cast_expr): Update declarations.
17657 (check_compound_literal_type): Declare.
17659 2009-05-11 Ben Elliston <bje@au.ibm.com>
17661 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
17662 for recent libcpp interface change.
17663 (rs6000_macro_to_expand): Likewise.
17665 2009-05-10 Michael Matz <matz@suse.de>
17668 * config/arm/arm.c (require_pic_register): Emit on entry edge,
17669 not at entry of function.
17671 2009-05-10 Richard Guenther <rguenther@suse.de>
17673 PR tree-optimization/40081
17675 * tree-sra.c (instantiate_element): Instantiate scalar replacements
17676 using the main variant of the element type. Do not fiddle with
17677 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
17679 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
17680 structs with volatile fields.
17682 2009-05-10 Jan Hubicka <jh@suse.cz>
17684 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
17685 (estimate_move_cost): Assert that it does not get called for
17687 (estimate_num_insns): Skip VOID types in argument handling.
17688 (optimize_inline_calls): Delete unreachable blocks and verify that
17689 callgraph is valid.
17691 2009-05-10 Jan Hubicka <jh@suse.cz>
17693 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
17694 * cgraph.c (cgraph_mark_address_taken_node): New function.
17695 (dump_cgraph_node): Dump new flag.
17696 * cgraph.h (struct cgraph_node): Add address_taken.
17697 (cgraph_mark_address_taken_node): New function.
17698 * ipa.c (cgraph_postorder): Prioritize functions with address taken
17699 since new direct calls can be born.
17701 2009-05-10 Joseph Myers <joseph@codesourcery.com>
17703 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
17704 tok->val.node.node.
17706 2009-05-10 Jan Hubicka <jh@suse.cz>
17708 PR middle-end/40084
17709 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
17711 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
17712 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
17713 * tree-inline.c (copy_bb): Set frequency correctly.
17714 (fold_marked_statements): Update call to
17715 cgraph_update_edges_for_call_stmt.
17717 2009-05-10 Joseph Myers <joseph@codesourcery.com>
17719 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
17720 identifiers in diagnostics.
17721 * config/arm/arm.c (arm_handle_fndecl_attribute,
17722 arm_handle_isr_attribute): Likewise.
17723 * config/avr/avr.c (avr_handle_progmem_attribute,
17724 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
17725 * config/bfin/bfin.c (handle_int_attribute,
17726 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
17727 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
17728 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
17730 * config/darwin.c (darwin_handle_kext_attribute,
17731 darwin_handle_weak_import_attribute): Likewise.
17732 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
17733 h8300_handle_eightbit_data_attribute,
17734 h8300_handle_tiny_data_attribute): Likewise.
17735 * config/i386/i386.c (ix86_handle_cconv_attribute,
17736 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
17737 * config/i386/winnt.c (ix86_handle_shared_attribute,
17738 ix86_handle_selectany_attribute): Likewise.
17739 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
17740 * config/m32c/m32c.c (function_vector_handler): Likewise.
17741 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
17742 m68hc11_handle_fntype_attribute): Likewise.
17743 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
17744 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
17745 * config/mips/mips.c (mips_insert_attributes,
17746 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
17747 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
17748 rs6000_handle_struct_attribute): Likewise.
17749 * config/sh/sh.c (sh_insert_attributes,
17750 sh_handle_resbank_handler_attribute,
17751 sh_handle_interrupt_handler_attribute,
17752 sh2a_handle_function_vector_handler_attribute,
17753 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
17755 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
17756 * config/spu/spu.c (spu_handle_fndecl_attribute,
17757 spu_handle_vector_attribute): Likewise.
17758 * config/stormy16/stormy16.c
17759 (xstormy16_handle_interrupt_attribute): Likewise.
17760 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
17761 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
17763 2009-05-10 Joseph Myers <joseph@codesourcery.com>
17765 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
17766 (pp_translate_identifiers): New.
17767 (pp_identifier): Only conditionally translate identifier to locale
17769 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
17770 (pp_base_tree_identifier): Only conditionally translate identifier
17771 to locale character set.
17772 * c-pretty-print.c (M_): Define.
17773 (pp_c_type_specifier, pp_c_primary_expression): Mark English
17774 fragments for conditional translation with M_.
17775 * tree-pretty-print.c (maybe_init_pretty_print): Disable
17776 identifier translation.
17778 2009-05-10 Richard Guenther <rguenther@suse.de>
17780 PR tree-optimization/40081
17781 * tree-sra.c (instantiate_element): Instantiate scalar replacements
17782 using the main variant of the element type. Do not fiddle with
17783 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
17785 2009-05-09 Jan Hubicka <jh@suse.cz>
17787 PR middle-end/40080
17788 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
17789 indirect calls; verify cgraph afterwards.
17791 2009-05-09 Jan Hubicka <jh@suse.cz>
17794 * ipa.c (update_inlined_to_pointer): New function.
17795 (cgraph_remove_unreachable_nodes): Use it.
17797 2009-05-09 Jan Hubicka <jh@suse.cz>
17799 * tree-eh.c (struct leh_state): Remove prev_try.
17800 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
17801 not track prev_try.
17802 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
17803 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
17804 remove_eh_handler_and_replace, foreach_reachable_handler,
17805 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
17806 * except.h (struct eh_region): Remove eh_region_u_cleanup.
17807 (gen_eh_region_cleanup): Update prototype.
17809 2009-05-09 Jan Hubicka <jh@suse.cz>
17811 PR middle-end/40043
17812 * except.c (copy_eh_region): Always set prev_try.
17813 (redirect_eh_edge_to_label): Find outer try.
17814 (foreach_reachable_handler): When looking for prev try
17815 handle case where previous try is not going to be taken.
17817 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
17819 PR tree-optimization/40049
17820 * tree-vect-stmts.c (vectorizable_operation): If the machine has
17821 only vector/vector shifts, convert the type of the constant to the
17822 appropriate type to avoid building incorrect trees, which
17823 eventually have problems with garbage collection.
17825 2009-05-08 Joseph Myers <joseph@codesourcery.com>
17827 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
17828 -1 for complex floating-point types if honoring signed zeros.
17830 2009-05-08 Jan Hubicka <jh@suse.cz>
17832 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
17833 argument; handle correctly when profile is absent.
17834 (build_cgraph_edges): Update.
17835 (rebuild_cgraph_edges): Update.
17836 * cgraph.c: Do not include varray.h.
17837 (cgraph_set_call_stmt_including_clones): New function.
17838 (cgraph_create_edge_including_clones): Likewise
17839 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
17840 (cgraph_update_edges_for_call_stmt): Handle clones.
17841 (cgraph_remove_node): Handle clone tree.
17842 (cgraph_remove_node_and_inline_clones): New function.
17843 (dump_cgraph_node): Dump clone tree.
17844 (cgraph_clone_node): Handle clone tree.
17845 (clone_function_name): Bring here from tree-inline.c.
17846 (cgraph_create_virtual_clone): New function.
17847 * cgraph.h (ipa_replace_map): Move here from ipa.h.
17848 (cgraph_clone_info): New function.
17849 (strut cgraph_node): Add clone_info and new clone tree pointers.
17850 (cgraph_remove_node_and_inline_clones,
17851 cgraph_set_call_stmt_including_clones,
17852 cgraph_create_edge_including_clones,
17853 cgraph_create_virtual_clone): Declare.
17854 (cgraph_function_versioning): Use VEC argument.
17855 (compute_call_stmt_bb_frequency): Update prototype.
17856 (cgraph_materialize_all_clones): New function.
17857 * ipa-cp.c (ipcp_update_cloned_node): Remove.
17858 (ipcp_create_replace_map): Update to VECtors.
17859 (ipcp_update_callgraph): Use virtual clones.
17860 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
17861 (ipcp_update_profiling): Do not update local profiling.
17862 (ipcp_insert_stage): Use VECtors and virtual clones.
17863 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
17864 (clone_of_p): New function.
17865 (cgraph_preserve_function_body_p): Use clone tree.
17866 (cgraph_optimize): Materialize clones.
17867 (cgraph_function_versioning): Update for VECtors.
17868 (save_inline_function_body): Use clone tree.
17869 (cgraph_materialize_clone): New function.
17870 (cgraph_materialize_all_clones): Likewise.
17871 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
17872 * ipa.c: Include gimple.h.
17873 (cgraph_remove_unreachable_nodes): Use clone tree.
17874 * ipa-prop.c (ipa_note_param_call): Update call to
17875 compute_call_stmt_bb_frequencycall.
17876 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
17877 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
17878 (copy_bb): Handle updating of clone tree; add new edge when new call
17880 (expand_call_inline): Be strict about every call having edge.
17881 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
17882 (delete_unreachable_blocks_update_callgraph): New function.
17883 (tree_function_versioning): Use VECtors; always remove unreachable
17884 blocks and fold conditionals.
17885 * tree-inline.h: Do not include varray.h.
17886 (tree_function_versioning): Remove.
17887 * Makefile.in (GTFILES): Remove tree-inline.c
17888 * passes.c (do_per_function): Do only functions having body.
17889 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
17892 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
17893 Andrew Morrow <acm@google.com>
17896 * c-common.c (c_common_attribute_table): Permit deprecated
17897 attribute to take an optional argument.
17898 (handle_deprecated_attribute): If the optional argument to
17899 __attribute__((deprecated)) is not a string ignore the attribute
17900 and emit a warning.
17902 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
17903 * c-typeck.c (build_component_ref): Likewise.
17904 (build_external_ref): Likewise.
17906 * toplev.c (warn_deprecated_use): Add an attribute argument.
17907 Emit the message associated with __attribute__((deprecated)).
17909 * toplev.h (warn_deprecated_use): Updated.
17911 * doc/extend.texi: Document new optional parameter to
17912 __attribute__((deprecated))
17914 2009-05-08 Michael Eager <eager@eagercon.com>
17916 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
17917 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
17919 2009-05-08 Richard Guenther <rguenther@suse.de>
17921 PR tree-optimization/40062
17922 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
17923 Avoid exponential behavior.
17925 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
17927 PR rtl-optimization/33928
17929 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
17930 process_uses, build_single_def_use_links): New.
17931 (update_df): Update use_def_ref.
17932 (forward_propagate_into): Use get_def_for_use instead of use-def
17934 (fwprop_init): Call build_single_def_use_links and let it initialize
17936 (fwprop_done): Free use_def_ref.
17937 (fwprop_addr): Eliminate duplicate call to df_set_flags.
17938 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
17939 df_rd_simulate_one_insn): New.
17940 (df_rd_bb_local_compute_process_def): Update head comment.
17941 (df_chain_create_bb): Use the new RD simulation functions.
17942 * df.h (df_rd_simulate_artificial_defs_at_top,
17943 df_rd_simulate_one_insn): New.
17944 * opts.c (decode_options): Enable fwprop at -O1.
17945 * doc/invoke.texi (-fforward-propagate): Document this.
17947 2009-05-08 Joseph Myers <joseph@codesourcery.com>
17950 * c-typeck.c (build_binary_op): Handle arithmetic between one real
17951 and one complex operand specially.
17952 * tree-complex.c (some_nonzerop): Do not identify a real value as
17953 zero if flag_signed_zeros.
17955 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
17957 PR rtl-optimization/33928
17958 * loop-invariant.c (record_use): Fix && vs. || mishap.
17960 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
17962 PR rtl-optimization/33928
17963 * loop-invariant.c (struct use): Add addr_use_p.
17964 (struct def): Add n_addr_uses.
17965 (struct invariant): Add cheap_address.
17966 (create_new_invariant): Set cheap_address.
17967 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
17968 (record_uses): Pass df_ref to record_use.
17969 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
17972 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
17974 * config/sh/sh.c: Do not include c-pragma.h.
17976 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
17978 * config/spu/spu.c: Remove include of c-common.h.
17980 2009-05-07 Janis Johnson <janis187@us.ibm.com>
17983 * c-common.h (mark_valid_location_for_stdc_pragma,
17984 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
17985 clear_float_const_decimal64, float_const_decimal64_p): New.
17986 * c.opt (Wunsuffixed-float-constants): New.
17987 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
17988 unsuffixed float constant, handle new warning.
17989 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
17990 * c-decl.c (c_scope): New flag float_const_decimal64.
17991 (set_float_const_decimal64, clear_float_const_decimal64,
17992 float_const_decimal64_p): New.
17993 (push_scope): Set new flag.
17994 * c-parser.c (c_parser_translation_unit): Mark when it's valid
17995 to use STDC pragmas.
17996 (c_parser_external_declaration): Ditto.
17997 (c_parser_compound_statement_nostart): Ditto.
17998 * c-pragma.c (valid_location_for_stdc_pragma,
17999 mark_valid_location_for_stdc_pragma,
18000 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
18001 handle_pragma_float_const_decimal64): New.
18002 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
18003 * cp/semantics.c (valid_location_for_stdc_pragma_p,
18004 set_float_const_decimal64, clear_float_const_decimal64,
18005 float_const_decimal64_p): New dummy functions.
18006 * doc/extend.texi (Decimal Float): Remove statement that the
18007 pragma, and suffix for double constants, are not supported.
18008 * doc/invoke.texi (Warning Options): List new option.
18009 (-Wunsuffixed-float-constants): New.
18011 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
18013 * config/i386/i386.c: Do not include c-common.h.
18015 2009-05-07 Mark Heffernan <meheff@google.com>
18017 * doc/invoke.texi (Debugging Options): Document change of debugging
18019 * opts.c (decode_options): Make dump_base_name relative to
18020 aux_base_name directory.
18022 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
18024 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
18025 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
18027 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
18029 * Makefile.in (install-plugin): Simplify a bit.
18031 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
18033 * Makefile.in (OBJS-common): Add regcprop.o.
18035 * timevar.def (TV_CPROP_REGISTERS): New.
18036 * regrename.c (regrename_optimize): Return 0.
18037 (rest_of_handle_regrename): Delete.
18038 (pass_rename_registers): Point to regrename_optimize.
18039 (struct value_data_entry, struct value_data,
18040 kill_value_one_regno, kill_value_regno, kill_value,
18041 set_value_regno, init_value_data, kill_clobbered_value,
18042 kill_set_value, kill_autoinc_value, copy_value,
18043 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
18044 replace_oldest_value_reg, replace_oldest_value_addr,
18045 replace_oldest_value_mem, copyprop_hardreg_forward_1,
18046 debug_value_data, validate_value_data): Move...
18047 * regcprop.c: ... here.
18048 (rest_of_handle_cprop): Delete.
18049 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
18051 2009-05-07 Jakub Jelinek <jakub@redhat.com>
18053 PR middle-end/40057
18054 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
18055 GEN_INT for 1 << bitnum.
18056 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
18057 build_int_cst_type.
18059 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
18061 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
18062 Remove wrong description of "nand" operation.
18064 2009-05-06 Richard Guenther <rguenther@suse.de>
18065 Adam Nemet <anemet@caviumnetworks.com>
18067 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
18068 comment. Add that if LHS is not a gimple register, then RHS1 has
18069 to be a single object (GIMPLE_SINGLE_RHS).
18071 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
18073 * expr.c (get_def_for_expr): Move it up in the file.
18074 (store_field): When expanding a bit-field store, look at the
18075 defining gimple stmt for the masking conversion.
18077 2009-05-06 Janis Johnson <janis187@us.ibm.com>
18079 PR middle-end/39986
18080 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
18081 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
18082 32-bit memcpy into long.
18084 2009-05-06 Jakub Jelinek <jakub@redhat.com>
18086 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
18087 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
18089 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
18090 instead of appending DW_OP_deref*.
18092 2009-05-06 Michael Matz <matz@suse.de>
18094 PR middle-end/40021
18095 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
18096 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
18098 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
18100 * Makefile.in (install-plugin): Fix srcdir handling.
18102 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
18104 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
18105 when processing for not_regs_needed bitmap.
18106 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
18107 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
18108 handling it for rhs.
18110 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18112 * config/i386/i386.md (unnamed inc/dec peephole): Use
18113 optimize_insn_for_size_p instead of optimize_size.
18114 * config/i386/predicates.md (incdec_operand): Likewise.
18115 (aligned_operand): Likewise.
18116 * config/i386/sse.md (divv8sf3): Likewise.
18117 (sqrtv8sf2): Likewise.
18119 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18121 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
18123 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
18125 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18127 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
18128 ssemodesuffixf2c with avxmodesuffixf2c.
18130 2009-05-06 Joseph Myers <joseph@codesourcery.com>
18133 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
18135 2009-05-05 Jakub Jelinek <jakub@redhat.com>
18137 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
18138 (struct tree_base): Adjust spacing for 8 bit boundaries.
18139 (struct tree_decl_common): Add decl_by_reference_flag bit.
18140 (DECL_BY_REFERENCE): Adjust.
18141 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
18142 print DECL_BY_REFERENCE bit.
18143 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
18144 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
18145 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
18146 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
18149 PR middle-end/39666
18150 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
18151 range of the type, but default label is missing, add it with one
18152 of the existing labels instead of adding a new label for it.
18154 2009-05-05 Joseph Myers <joseph@codesourcery.com>
18158 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
18160 * Makefile.in (enable_plugin, plugin_includedir): New.
18161 (install): Depend on install-plugin.
18162 (PLUGIN_HEADERS): New.
18163 (install-plugin): New.
18164 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
18166 2009-05-05 Richard Guenther <rguenther@suse.de>
18168 PR tree-optimization/40022
18169 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
18171 (phivn_valid_p): Fix tuplification error, simplify.
18172 (phiprop_insert_phi): Add dumps.
18173 (propagate_with_phi): Simplify.
18175 2009-05-05 Richard Guenther <rguenther@suse.de>
18177 PR middle-end/40023
18178 * builtins.c (gimplify_va_arg_expr): Properly build the address.
18180 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
18182 * tree.h (strip_float_extensions): Remove duplicate declaration.
18183 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
18184 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
18185 block_ultimate_origin): Rearrange the declarations line to match the
18186 comment that indicates the .c file which the functions are defined.
18187 (dwarf2out_*, set_decl_rtl): Add comment.
18188 (get_base_address): Adjust comment.
18189 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
18190 declarations line and add comment.
18191 (is_builtin_name): Add blank after function name, for clarity.
18193 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18195 * attribs.c (decl_attributes): Use %qE for identifiers in
18197 * cgraphunit.c (verify_cgraph_node): Translate function names to
18198 locale character set in diagnostics.
18199 * coverage.c (get_coverage_counts): Use %qE for identifiers in
18201 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
18202 Document that functions are named in UTF-8.
18203 * expr.c (expand_expr_real_1): Translate function names to locale
18204 character set in diagnostics.
18205 * gimplify.c (omp_notice_variable, omp_is_private,
18206 gimplify_scan_omp_clauses): Use %qE for identifiers in
18208 * langhooks.c (lhd_print_error_function): Translate function names
18209 to locale character set.
18210 * langhooks.h (decl_printable_name): Document that return value is
18211 in internal character set.
18212 * stmt.c: Include pretty-print.h
18213 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
18215 (resolve_operand_name_1): Translate named operand name to locale
18217 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
18219 * toplev.c (announce_function): Translate function names to locale
18221 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
18222 (default_tree_printer): Use pp_identifier or translate identifiers
18223 to locale character set. Mark "<anonymous>" for translation.
18224 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
18225 for identifiers in diagnostics.
18226 * tree.c (handle_dll_attribute): Use %qE for identifiers in
18228 * varasm.c (output_constructor): Use %qE for identifiers in
18231 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
18233 * configure.ac: use ` ` instead of $()
18234 * configure: Regenerate.
18236 2009-05-05 Ben Elliston <bje@au.ibm.com>
18238 * config/pa/linux-atomic.c: Eliminate conditional include of
18239 errno.h on non-LP64 systems to simplify build requirements.
18241 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18243 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
18245 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
18246 and pass value to identifier_to_locale.
18247 (warn_variable_length_array): Make name a tree.
18248 (grokdeclarator): Separate diagnostic texts for named and unnamed
18249 declarators. Use %qE for named declarators.
18250 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
18252 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
18253 identifiers in diagnostics.
18254 * c-typeck.c (push_member_name, start_init): Pass identifiers to
18255 identifier_to_locale. Mark "anonymous" strings for translation.
18257 2009-05-04 Michael Eager <eager@eagercon.com>
18259 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
18260 address for DImode/DFmode only if double-precision FP regs.
18262 2009-05-04 Michael Eager <eager@eagercon.com>
18264 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
18265 TARGET_SINGLE_FLOAT check.
18267 2009-05-04 Michael Eager <eager@eagercon.com>
18269 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
18271 2009-05-04 Michael Eager <eager@eagercon.com>
18273 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
18274 * config/rs6000/t-xilinx: New
18276 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
18278 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
18279 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
18280 * gcc/explow.c (memory_address): Use target hook.
18281 * gcc/targhooks.c (default_legitimize_address): New.
18282 * gcc/targhooks.h (default_legitimize_address): New.
18283 * gcc/target.h (legitimize_address): New.
18284 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
18285 (TARGET_INITIALIZER): Include it.
18286 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
18288 * config/bfin/bfin-protos.h (legitimize_address): Remove.
18289 * config/bfin/bfin.c (legitimize_address): Remove.
18290 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
18291 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
18293 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
18294 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
18296 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
18297 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
18298 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
18299 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
18300 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
18301 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
18302 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
18303 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
18304 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
18305 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
18306 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
18307 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
18308 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
18309 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
18310 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
18311 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
18312 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
18313 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
18314 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
18315 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
18316 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
18317 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
18318 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
18320 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
18321 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
18322 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
18323 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
18324 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
18325 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
18326 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
18327 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
18328 (thumb_legitimize_address): Delete.
18329 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
18330 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
18331 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
18332 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
18333 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
18334 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
18336 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
18339 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
18340 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
18341 * config/m32r/m32r.c (m32r_legitimize_address): New.
18342 * config/m68k/m68k.c (m68k_legitimize_address): New.
18343 * config/score/score.c (score_legitimize_address): Standardize.
18344 * config/score/score3.c (score3_legitimize_address): Standardize.
18345 * config/score/score3.h (score3_legitimize_address): Adjust.
18346 * config/score/score7.c (score7_legitimize_address): Standardize.
18347 * config/score/score7.h (score7_legitimize_address): Adjust.
18348 * config/sh/sh.c (sh_legitimize_address): New.
18349 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
18351 * gcc/config/s390/s390.c (legitimize_address): Rename to...
18352 (s390_legitimize_address): ... this.
18353 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
18354 (sparc_legitimize_address): ... this.
18355 * gcc/config/i386/i386.c (legitimize_address): Rename to...
18356 (ix86_legitimize_address): ... this.
18357 * gcc/config/avr/avr.c (legitimize_address): Rename to...
18358 (avr_legitimize_address): ... this.
18359 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
18360 (mn10300_legitimize_address): ... this.
18361 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
18362 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
18363 (alpha_expand_mov): Adjust call.
18365 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
18366 * config/spu/spu.c (spu_legitimize_address): Likewise.
18367 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
18368 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
18370 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18372 * intl.c (locale_encoding, locale_utf8): New.
18373 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
18374 * intl.h (locale_encoding, locale_utf8): Declare.
18375 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
18376 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
18378 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
18380 (pp_tree_identifier): Define to call pp_base_tree_identifier.
18381 (pp_base_tree_identifier): Declare as function.
18382 (identifier_to_locale): Declare.
18383 * Makefile.in (pretty-print.o): Update dependencies.
18384 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
18386 2009-05-04 Richard Guenther <rguenther@suse.de>
18388 PR middle-end/40015
18389 * builtins.c (fold_builtin_memory_op): Do not decay to element
18390 type if the size matches the whole array.
18392 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
18394 * expmed.c (synth_mult): When trying out a shift, pass the result
18397 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
18399 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
18400 (shiftsub1_cost): New.
18401 (init_expmed): Compute shiftsub1_cost.
18402 (synth_mult): Optimize multiplications by constants of the form
18403 -(2^^m-1) for some constant positive integer m.
18405 2009-05-03 Richard Guenther <rguenther@suse.de>
18408 * c-typeck.c (array_to_pointer_conversion): Do not built
18409 ADDR_EXPRs of arrays of pointer-to-element type.
18410 * c-gimplify.c (c_gimplify_expr): Revert change fixing
18411 up wrong ADDR_EXPRs after-the-fact.
18412 * c-common.c (strict_aliasing_warning): Strip pointer
18413 conversions for obtaining the original type.
18414 * builtins.c (fold_builtin_memset): Handle array types.
18415 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
18418 2009-05-03 Richard Guenther <rguenther@suse.de>
18420 PR middle-end/23329
18421 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
18422 Do not lose casts from array types with unknown extent to array
18423 types with known extent.
18424 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
18425 alias set compatibility.
18427 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
18429 * flags.h (extra_warnings): Delete.
18430 * toplev.c (process_options): Handle Wuninitialized here.
18431 * opts.c (extra_warnings): Delete.
18432 (set_Wextra): Delete.
18433 (common_handle_option): -Wextra can be handled automatically.
18434 * c-opts.c (c_common_handle_option): Delete obsolete code.
18435 (c_common_post_options): Simplify comment.
18436 * common.opt (W): Add Var.
18438 (Wuninitialized): Initialize to -1.
18440 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
18441 Richard Guenther <rguenther@suse.de>
18443 * expr.c (get_def_for_expr): New function.
18444 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
18445 SSA rather than trees.
18446 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
18447 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
18449 2009-05-03 Joseph Myers <joseph@codesourcery.com>
18451 * c-common.c (reswords): Add _Imaginary.
18452 * c-common.c (enum rid): Add RID_IMAGINARY.
18454 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
18456 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
18457 Patch by Richard Guenther.
18459 2009-05-03 Anatoly Sokolov <aesok@post.ru>
18461 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
18462 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
18463 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
18464 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
18465 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
18466 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
18467 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
18468 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
18469 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
18470 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
18471 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
18472 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
18473 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
18474 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
18475 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
18476 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
18477 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
18478 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
18480 2009-05-02 Richard Guenther <rguenther@suse.de>
18482 PR tree-optimization/39940
18483 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
18486 2009-05-02 Richard Guenther <rguenther@suse.de>
18488 PR middle-end/40001
18489 * tree-ssa.c (execute_update_addresses_taken): Properly check
18490 if we can mark a variable DECL_GIMPLE_REG_P.
18491 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
18492 back to the end of the function.
18493 (is_gimple_reg_type): Remove complex type special casing.
18494 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
18497 2009-05-02 Ben Elliston <bje@au.ibm.com>
18499 * doc/collect2.texi (Collect2): Document search path behaviour
18500 when configured with --with-ld.
18502 2009-05-02 Jan Hubicka <jh@suse.cz>
18504 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
18505 parameter; update callers.
18506 (coalesce_cost_edge): EH edges are costier because they needs
18507 splitting even if not critical and even more costier when there are
18508 multiple EH predecestors.
18510 2009-05-02 Jan Hubicka <jh@suse.cz>
18512 * except.c (remove_eh_handler_and_replace): Handle updating after
18513 removing TRY blocks.
18515 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
18517 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
18519 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
18521 * varasm.c: Do not include c-pragma.h.
18522 * attribs.c: Do not incude c-common.h.
18524 2009-05-01 Michael Matz <matz@suse.de>
18526 * calls.c (initialize_argument_information): Handle SSA names like
18527 decls with a non MEM_P DECL_RTL.
18529 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
18531 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
18532 * ipa-utils.c: Likewise.
18533 * ipa-type-escape.c: Likewise.
18534 * cgraphunit.c Do not include c-common.h.
18535 * ipa-pure-const.c: Likewise.
18536 * tree-if-conv.c: Likewise.
18537 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
18538 * ipa-struct-reorg.c: Likewise.
18539 * tree-nomudflap.c: Likewise.
18540 * tree-ssa-structalias.c: Likewise.
18542 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
18544 * store-motion.c: Many cleanups to make this pass a first-class
18545 citizen instead of an appendix to gcse load motion. Add TODO list
18546 to make this pass faster/cleaner/better.
18548 (struct ls_expr): Post gcse.c-split cleanups.
18549 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
18550 "stores" field to "avail_stores".
18551 (pre_ldst_mems): Rename to store_motion_mems.
18552 (pre_ldst_table): Rename to store_motion_mems_table.
18553 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
18554 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
18555 (ldst_entry): Rename to st_expr_entry, update users.
18556 (free_ldst_entry): Rename to free_st_expr_entry, update users.
18557 (free_ldst_mems): Rename to free_store_motion_mems, update users.
18558 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
18560 (first_ls_expr): Rename to first_st_expr, update users.
18561 (next_ls_expr): Rename to next_st_expr, update users.
18562 (print_ldst_list): Rename to print_store_motion_mems. Print names of
18563 fields properly for store motion instead of names inherited from load
18565 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
18566 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
18569 (ae_kill): Rename to st_kill, update users.
18570 (ae_gen): Rename to st_avloc, update users.
18571 (transp): Rename to st_transp, update users.
18572 (pre_insert_map): Rename to st_insert_map, update users.
18573 (pre_delete_map): Rename to st_delete_map, update users.
18574 (insert_store, build_store_vectors, free_store_memory,
18575 one_store_motion_pass): Update for abovementioned changes.
18577 (gcse_subst_count, gcse_create_count): Remove.
18578 (one_store_motion_pass): New statistics counters "n_stores_deleted"
18579 and "n_stores_created", local variables.
18581 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
18584 (regvec, compute_store_table_current_insn): Remove.
18585 (reg_set_info, reg_clear_last_set): Remove.
18586 (compute_store_table): Use DF caches instead of local dataflow
18589 2009-05-01 Joseph Myers <joseph@codesourcery.com>
18591 * c-objc-common.c (c_tree_printer): Print identifiers with
18592 pp_identifier, not pp_string. Mark "({anonymous})" for
18594 * c-pretty-print.c (pp_c_ws_string): New.
18595 (pp_c_cv_qualifier, pp_c_type_specifier,
18596 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
18597 pp_c_storage_class_specifier, pp_c_function_specifier,
18598 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
18599 pp_c_primary_expression, pp_c_postfix_expression,
18600 pp_c_unary_expression, pp_c_shift_expression,
18601 pp_c_relational_expression, pp_c_equality_expression,
18602 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
18603 use pp_string and pp_c_ws_string in place of pp_identifier and
18604 pp_c_identifier for non-identifiers. Mark English strings for
18606 * c-pretty-print.h (pp_c_ws_string): Declare.
18608 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
18609 Roland McGrath <roland@redhat.com>
18611 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
18612 (ENABLE_LD_BUILDID): New configuration option.
18613 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
18614 (LINK_BUILDID_SPEC): New macro.
18615 (init_spec): If defined, prepend it between LINK_EH_SPEC and
18617 * doc/install.texi: Document --enable-linker-build-id option.
18618 * configure: Rebuild.
18619 * config.in: Rebuild.
18621 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
18623 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
18624 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
18625 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
18626 MIPS_GP_SAVE_AREA_SIZE.
18627 * config/mips/mips.c (struct mips_frame_info): Update comment
18628 before arg_pointer_offset and hard_frame_pointer_offset.
18629 (mips_compute_frame_info): Update diagram before function: to
18630 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
18631 indicate the position of frame_pointer_rtx with -fstack-protector and
18632 to show args_size. Don't allocate cprestore area for leaf functions
18633 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
18635 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
18637 2009-04-30 Michael Matz <matz@suse.de>
18639 PR tree-optimization/39955
18640 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
18642 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
18644 * ira.c (setup_cover_and_important_classes): Use safe macro
18645 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
18647 * genpreds.c (write_tm_preds_h): Output suitable definition of
18648 REG_CLASS_FOR_CONSTRAINT.
18650 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
18652 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
18654 * bitmap.c (bitmap_descriptor): Likewise.
18655 * ggc-common.c (loc_descriptor): Likewise.
18656 * varray.c (varray_descriptor): Likewise.
18657 * vec.c (vec_descriptor): Likewise.
18659 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
18661 * Makefile.in (dce.o): Add $(EXCEPT_H).
18662 * dce.c: Include except.h and delete redundant vector definitions.
18663 (deletable_insn_p): Return false for non-call insns that can throw
18666 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
18668 * gcse.c (ae_gen): Remove.
18669 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
18670 and make non-static function to make it available in store-motion.c.
18671 Update call sites with search-and-replace.
18672 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
18673 extract_mentioned_regs, extract_mentioned_regs_helper,
18674 find_moveable_store, compute_store_table, load_kills_store, find_loads,
18675 store_killed_in_insn, store_killed_after, store_killed_before,
18676 build_store_vectors, insert_insn_start_basic_block, insert-store,
18677 remove_reachable_equiv_notes, replace_store_insn, delete_store,
18678 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
18679 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
18680 * store-motion.c: ...new file. Also copy data structures from gcse.c
18681 and clean up to remove parts not used by store motion.
18682 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
18683 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
18685 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18688 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
18689 when optimizing for size.
18691 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
18693 * gcse.c (gcse_constant_p): Fix typo in last change.
18695 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
18697 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
18699 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
18701 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
18703 2009-04-29 James E. Wilson <wilson@codesourcery.com>
18705 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
18706 CONST_HIGH_PART result.
18708 2009-04-29 Anatoly Sokolov <aesok@post.ru>
18710 * config/avr/avr.c (initial_elimination_offset): Rename to
18711 avr_initial_elimination_offset.
18712 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
18713 change return type to bool.
18714 (avr_can_eliminate): New function.
18715 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
18716 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
18717 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
18718 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
18719 avr_initial_elimination_offset.
18720 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
18721 (avr_initial_elimination_offset): Define.
18723 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
18724 Steven Bosscher <steven@gcc.gnu.org>
18726 PR rtl-optimization/39938
18727 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
18728 * cfgrtl.c: Include insn-attr.h.
18729 (rest_of_pass_free_cfg): New function.
18730 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
18731 * resource.c (init_resource_info): Remove call to df_analyze.
18733 2009-04-29 Richard Guenther <rguenther@suse.de>
18736 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
18737 allow conversion to signed integers.
18739 2009-04-29 Richard Guenther <rguenther@suse.de>
18741 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
18742 shifts of floating point vectors if the shift amount is
18743 a constant multiple of the element size.
18745 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
18746 Michael Matz <matz@suse.de>
18748 PR middle-end/39927
18750 * tree-outof-ssa.c (emit_partition_copy): New function.
18751 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
18752 insert_part_to_rtx_on_edge): Perform the partition base var
18753 copy using emit_partition_copy.
18754 (insert_value_copy_on_edge): Convert constants to the right mode.
18755 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
18756 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
18758 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18760 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
18761 scan backwards to try to find a constant to initialize it.
18763 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
18764 insn before the loop_end instruction, don't look past labels.
18766 2009-04-29 Richard Guenther <rguenther@suse.de>
18768 PR middle-end/39937
18769 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
18770 loose type conversions.
18771 (forward_propagate_addr_expr): Fix tuplification bug. Remove
18772 stmts only if there are no uses of its definition.
18774 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18776 * config/bfin/bfin.h (splitting_loops): Declare.
18777 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
18778 Reorder bit definitions to be ascending.
18779 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
18780 * config/bfin/bfin.c (splitting_loops): New variable.
18781 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
18782 (struct loop_info): Remove members INIT and LOOP_INIT.
18783 (bfin_optimize_loop): Don't set them. Reorder the code that generates
18784 the LSETUP sequence. Allow LC to be loaded from any register, but
18785 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
18786 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
18788 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
18789 of reload_completed.
18792 * config/bfin/bfin.md (movsi_insn): Refine constraints.
18794 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
18796 * Makefile.in (PLUGIN_VERSION_H): New.
18797 (OBJS-common): Remove plugin-version.o.
18798 (plugin.o): Depend on (PLUGIN_VERSION_H).
18799 (plugin-version.o): Remove.
18800 * configure: Regenerate
18801 * configure.ac: Create plugin-version.h.
18802 * gcc-plugin.h (plugin_gcc_version): Remove.
18803 (plugin_default_version_check): Change signature.
18804 * plugin-version.c: Remove.
18805 * plugin.c: Include plugin-version.h.
18806 (str_plugin_gcc_version_name): Remove.
18807 (try_init_one_plugin): Pass gcc version to plugin_init.
18808 (plugin_default_version_check): Both gcc and plugin versions are now
18811 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18813 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
18814 problematic last insns. Test for TYPE_CALL rather than CALL_P.
18815 Remove special case testing for last insn of inner loops. Don't fail
18816 if the loop ends with a jump, emit an extra nop instead.
18818 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
18819 DREGS rather than comparing directly. Remove code that tries to
18820 account for latencies.
18822 2009-04-29 Richard Guenther <rguenther@suse.de>
18824 PR tree-optimization/39941
18825 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
18826 eliminating an indirect call.
18828 2009-04-29 Richard Guenther <rguenther@suse.de>
18830 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
18831 parameter. Allow invariants as base if !require_lvalue.
18832 (verify_gimple_assign_single): Adjust.
18834 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18836 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
18837 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
18838 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
18839 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
18840 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
18842 * config/bfin/bfin.c (bfin_expand_builtin,
18843 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
18845 2009-04-28 Richard Guenther <rguenther@suse.de>
18847 * tree-vect-loop.c (get_initial_def_for_induction): Use
18848 correct types for pointer increment.
18850 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18852 * toplev.c (print_version): Update GMP version string calculation.
18854 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
18856 PR rtl-optimization/39938
18857 * resource.c (init_resource_info): Add call to df_analyze.
18859 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
18861 * config/alpha/alpha.md (usegp): Cast the result of
18862 alpha_find_lo_sum_using_gp to enum attr_usegp.
18863 * config/alpha/alpha.c (override_options): Remove end-of-structure
18864 marker element from cpu_table. Use array size of cpu_table to handle
18865 -mcpu and -mtune options.
18866 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
18868 2009-04-28 Joseph Myers <joseph@codesourcery.com>
18870 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
18871 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
18872 tune_32 and tune_64.
18873 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
18874 support on PowerPC.
18875 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
18876 * config/rs6000/option-defaults.h: ... here. New file.
18877 (OPT_64, OPT_32): Define.
18878 (MASK_64BIT): Define to 0 if not already defined.
18879 (OPT_ARCH64, OPT_ARCH32): Define.
18880 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
18883 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18885 * config/arm/arm.c (arm_override_options): Emit error on using
18888 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
18890 PR rtl-optimization/39914
18891 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
18892 registers for allocnos created from user-defined variables only
18893 when not optimizing.
18895 2009-04-28 Richard Guenther <rguenther@suse.de>
18897 PR middle-end/39937
18898 * fold-const.c (fold_binary): Use distribute_real_division only
18901 2009-04-28 Steve Ellcey <sje@cup.hp.com>
18903 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
18904 add hpux-stdint.h to tm_file.
18905 (hppa[12]*-*-hpux11*): Ditto.
18906 (ia64*-*-hpux*): Ditto.
18907 * config/hpux-stdint.h: New.
18908 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
18909 __STDC_EXT__ for all compiles.
18910 * config/pa/pa-hpux.h: Ditto.
18911 * config/pa/pa-hpux10.h: Ditto.
18912 * config/pa/pa-hpux11.h: Ditto.
18914 2009-04-28 Catherine Moore <clm@codesourcery.com>
18916 * debug.h (set_name): Add comment.
18918 2009-04-28 Andrew Pinski <pinskia@gmail.com>
18921 * config/darwin.c (machopic_gen_offset): Check
18922 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
18923 * config/arm/arm.c (require_pic_register): Likewise.
18925 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
18927 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
18928 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
18929 m32c_promote_prototypes): Delete.
18931 2009-04-28 Michael Matz <matz@suse.de>
18933 PR middle-end/39922
18934 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
18937 2009-04-28 Richard Guenther <rguenther@suse.de>
18939 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
18941 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18943 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
18944 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
18945 * config/arm/arm-tune.md: Regenerate.
18947 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
18949 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
18950 block if there are complex incoming edges.
18951 (sel_merge_blocks): Remove useless assert.
18952 (sel_redirect_edge_and_branch): Check that edge was redirected.
18953 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
18954 (sel_find_rgns): Delete declaration.
18955 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
18956 the region when it is not a preheader.
18958 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
18961 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
18963 2009-04-28 Richard Guenther <rguenther@suse.de>
18965 * tree.h (SSA_NAME_VALUE): Remove.
18966 (struct tree_ssa_name): Remove value_handle member.
18967 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
18968 array for jump threading.
18969 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
18971 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
18972 * tree-flow.h (threadedge_initialize_values): Declare.
18973 (threadedge_finalize_values): Likewise.
18974 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
18975 (SSA_NAME_VALUE): Define.
18976 (threadedge_initialize_values): New function.
18977 (threadedge_finalize_values): Likewise.
18978 * tree-ssa-dom.c (ssa_name_values): New global variable.
18979 (SSA_NAME_VALUE): Define.
18980 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
18982 2009-04-28 Ira Rosen <irar@il.ibm.com>
18984 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
18985 Use REPORT_VECTORIZED_LOCATIONS instead
18986 REPORT_VECTORIZED_LOOPS.
18987 * tree-vectorizer.c (vect_verbosity_level): Make static.
18988 (vect_loop_location): Rename to vect_location.
18989 (vect_set_verbosity_level): Update comment.
18990 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
18992 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
18993 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
18994 instead REPORT_UNVECTORIZED_LOOPS.
18995 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
18996 and vect_loop_def to vect_external_def and vect_internal_def.
18997 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
18998 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
18999 REPORT_UNVECTORIZED_LOCATIONS.
19000 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
19001 and vect_used_in_loop and to vect_unused_in_scope and
19002 vect_used_in_scope.
19003 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
19004 (vect_verbosity_level): Remove declaration.
19005 (vect_analyze_operations): Likewise.
19006 (vect_analyze_stmt): Declare.
19007 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
19008 REPORT_UNVECTORIZED_LOCATIONS.
19009 (vect_get_loop_niters): Fix indentation.
19010 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
19011 (vect_analyze_loop_operations): New function.
19012 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
19013 vect_analyze_operations.
19014 (vect_is_simple_reduction): Use new names.
19015 (vectorizable_live_operation, vect_transform_loop): Likewise.
19016 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
19017 to specify whether the data references can be a part of interleaving
19019 (vect_analyze_data_ref_dependence): Use new names.
19020 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
19021 (vect_create_addr_base_for_vector_ref): Remove redundant code.
19022 * tree-vect-patterns.c (widened_name_p): Use new names.
19023 (vect_recog_dot_prod_pattern): Likewise.
19024 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
19025 (process_use, vect_mark_stmts_to_be_vectorized,
19026 vect_model_simple_cost, vect_model_store_cost,
19027 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
19028 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
19029 vectorizable_operation, vectorizable_type_demotion,
19030 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
19031 vectorizable_condition): Likewise.
19032 (vect_analyze_operations): Split into vect_analyze_loop_operations
19034 (vect_analyze_stmt): ... new function.
19035 (new_stmt_vec_info): Use new names.
19036 (vect_is_simple_use): Use new names and fix comment.
19037 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
19038 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
19040 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19043 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
19044 and integer modes for x87 operands. Do not ICE for unsupported size,
19045 generate error instead. Generate error for unsupported operand types.
19046 ['z']: Do not handle HImode memory operands specially. Warning
19047 for floating-point operands. Fallthru to 'Z' for unsupported operand
19048 types. Do not ICE for unsupported size, generate error instead.
19049 (output_387_binary_op): Use %Z to output operands.
19050 (output_fp_compare): Ditto.
19051 (output_387_reg_move): Ditto.
19053 2009-04-28 Ben Elliston <bje@au.ibm.com>
19058 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19060 * builtins.c (c_strlen): Do not warn here.
19061 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
19062 * c-common.c (pointer_int_sum): Take an explicit location.
19063 Warn about offsets out of bounds.
19064 * c-common.h (pointer_int_sum): Adjust declaration.
19066 2009-04-27 Ian Lance Taylor <iant@google.com>
19068 * collect2.c (is_ctor_dtor): Change type of ret field in struct
19070 * dce.c (run_fast_df_dce): Change type of old_flags to int.
19071 * df-core.c (df_set_flags): Change return type to int. Change
19072 type of old_flags to int.
19073 (df_clear_flags): Likewise.
19074 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
19075 (df_get_conditional_uses): Likewise.
19076 * df.h (df_set_flags, df_clear_flags): Update declarations.
19077 * dwarf2out.c (struct indirect_string_node): Change type of form
19078 field to enum dwarf_form.
19079 (AT_string_form): Change return type to enum dwarf_form.
19080 * fixed-value.c (fixed_compare): Add cast to enum type.
19081 * fwprop.c (update_df): Change 0 to VOIDmode.
19082 * gensupport.c: Change 0 to UNKNOWN.
19083 * gimple.h (gimple_cond_code): Add cast to enum type.
19084 * haifa-sched.c (reemit_notes): Add cast to enum type.
19085 * hooks.c (hook_int_void_no_regs): Remove function.
19086 * hooks.h (hook_int_void_no_regs): Remove declaration.
19087 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
19088 * predict.c (combine_predictions_for_insn): Add casts to enum type.
19089 * real.c (real_arithmetic): Add cast to enum type.
19090 (real_compare): Likewise.
19091 * target.h (struct gcc_target): Change return type of
19092 branch_target_register_class to enum reg_class.
19093 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
19094 default_branch_target_register_class.
19095 * targhooks.c (default_branch_target_register_class): New function.
19096 * targhooks.h (default_branch_target_register_class): Declare.
19097 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
19098 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
19100 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
19102 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
19103 vect_uninitialized_def. Change 0 to ERROR_MARK.
19104 * tree-vect-stmts.c (supportable_widening_operation): Don't
19105 initialize icode1 and icode2.
19106 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
19107 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
19109 (cmn_err_flag_specs): Change 0 to STD_C89.
19110 (cmn_err_char_table): Likewise.
19111 * config/arm/arm.c (get_arm_condition_code): Change type of code
19112 to enum arm_cond_code.
19113 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
19114 (IWMMXT_BUILTIN2): Likewise.
19115 (neon_builtin_type_bits): Don't define typedef.
19116 (neon_builtin_datum): Change type of bits field to int.
19117 (arm_expand_neon_args): Add cast to enum type.
19118 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
19120 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
19121 casts to enum type.
19122 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
19124 * config/mips/mips.md (jal_macro): Return enum constant.
19125 (single_insn): Likewise.
19126 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
19128 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
19129 casts to enum type.
19130 * config/s390/s390.c (s390_tune_flags): Change type to int.
19131 (s390_arch_flags): Likewise.
19132 (s390_handle_arch_option): Change flags field of struct pta to int.
19133 * config/s390/s390.h (s390_tune_flags): Update declaration.
19134 (s390_arch_flags): Likewise.
19135 * config/sh/sh.c (prepare_move_operands): Compare
19136 tls_symbolic_operand result with enum constant.
19137 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
19138 (sh_expand_prologue): Add cast to enum type.
19139 (sh_expand_epilogue): Likewise.
19140 (tls_symbolic_operand): Change return type to enum tls_model.
19141 (fpscr_set_from_mem): Add cast to enum type.
19142 (legitimize_pic_address): Compare tls_symbolic_operand result with
19144 (sh_target_reg_class): Change return type to enum reg_class.
19145 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
19147 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
19148 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
19149 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
19150 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
19151 (delayed_branch, tls_call_delay): Likewise.
19152 (eligible_for_sibcall_delay): Likewise.
19153 (eligible_for_return_delay): Likewise.
19154 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
19155 (spu_expand_builtin_1): Likewise.
19157 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
19158 for all types of conversions.
19159 (output_init_element): Issue -Wc++-compat warning if needed when
19160 initializing a bitfield with enum type.
19161 * c-parser.c (c_parser_expression): Set original_type to
19162 original_type of right hand operand of comma operator.
19164 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19166 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
19168 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
19169 * doc/cpp.texi (Standard Predefined Macros)
19170 (Implementation-defined behavior): Likewise.
19171 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
19172 * doc/gimple.texi (GIMPLE Exception Handling)
19173 (@code{GIMPLE_ASSIGN}): Likewise.
19174 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
19175 * doc/invoke.texi (Warning Options, Optimize Options)
19176 (AVR Options, Darwin Options): Likewise.
19177 (Optimize Options): Reformulate -fwhole-program description.
19178 * doc/loop.texi (Lambda): Likewise.
19179 * doc/md.texi (Output Template, Define Constraints)
19180 (Standard Names, Insn Splitting): Likewise.
19181 * doc/options.texi (Option properties): Likewise.
19182 * doc/passes.texi (Tree-SSA passes): Likewise.
19183 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
19184 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
19185 (File Names and DBX): Likewise.
19186 * doc/trouble.texi (Incompatibilities): Likewise.
19188 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19190 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
19191 instruction is correct.
19193 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19195 Allow non-constant arguments to conversion intrinsics.
19196 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
19197 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
19198 * spu.c (print_operand): Handle 'v' and 'w'.
19199 (exp2_immediate_p, spu_gen_exp2): Define.
19200 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
19201 spu_convtf_1): Update parameter descriptions.
19202 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
19203 * constraints.md ('v', 'w'): New.
19204 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
19206 (i2f, I2F): New define_mode_attr.
19207 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
19208 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
19209 fixuns_truncv4sfv4si2): Update to use mode attribute.
19210 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
19211 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
19212 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
19213 patterns for combine.
19215 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
19217 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
19218 (cprop, hoist, pre, store_motion): New debug counters.
19219 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
19220 is not an RTL pass anymore.
19221 (pass_profiling): Remove extern decl for pass removed in 2005.
19222 (pass_gcse, pass_jump_bypass): Remove.
19223 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
19224 to 0 for clean state.
19225 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
19226 * cse.c (gate_handle_cse_after_global_opts,
19227 rest_of_handle_cse_after_global_opts): New functions.
19228 (pass_cse_after_global_opts): New pass, does local CSE.
19229 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
19230 (TV_CPROP): New timevar.
19231 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
19232 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
19233 (gcse_main, recompute_all_luids): Remove.
19234 (compute_hash_table_work): Call max_reg_num instead of reading
19236 (cprop_jump): Don't set run_jump_opt_after_gcse.
19237 (constprop_register): Always allow to alter jumps.
19238 (cprop_insn): Likewise.
19239 (do_local_cprop): Likewise.
19240 (local_cprop_pass): Likewise. Return non-zero if something changed.
19241 (cprop): Remove function, fold interesting bits into one_cprop_pass.
19242 (find_implicit_sets): Add note about missed optimization opportunity.
19243 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
19244 pass_rtl_cprop execute function.
19245 Don't bother tracking the pass number, each pass gets its own dumpfile
19247 Always allow to alter jumpsand bypass jumps.
19248 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
19249 will just find no suitable set.
19250 (pre_edge_insert): Fix dumping, this function is for PRE only.
19251 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
19252 pass_rtl_pre execute function.
19253 (hoist_code): Return non-zero if something changed. Keep track of
19254 substitutions and insertions for statistics gathering similar to PRE.
19255 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
19256 called from the pass_rtl_hoist execute function. Show pass statistics.
19257 (compute_store_table): Use max_reg_num directly instead of using the
19258 formerly global max_gcse_regno.
19259 (build_store_vectors): Likewise.
19260 (replace_store_insn): Fix dumping.
19261 (store_motion): Rename to ...
19262 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
19263 pass, called from the pass_rtl_store_motion execute function. Keep
19264 track of substitutions and insertions for statistics gathering similar
19266 (bypass_jumps): Remove, fold interesting bits into ...
19267 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
19268 from the pass_rtl_cprop execute function.
19269 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
19270 pass_jump_bypass): Remove.
19271 (gate_handle_gcse, rest_of_handle_gcse): Remove.
19272 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
19273 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
19274 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
19275 (gate_rtl_store_motion, execute_rtl_store_motion,
19276 pass_rtl_store_motion): New.
19277 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
19278 make it clear that -fcse-skip-blocks is a no-op for backward compat.
19279 * passes.c (init_optimization_passes): Remove pass_gcse and
19280 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
19281 and cse_after_global_opts in place of pass_gcse. Schedule cprop
19282 instead of pass_jump_bypass.
19284 2009-04-27 Richard Guenther <rguenther@suse.de>
19286 PR middle-end/39928
19287 * gimplify.c (gimplify_expr): If we are required to create
19288 a temporary make sure it ends up as register.
19290 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
19293 * config/i386/i386.c (construct_container): Don't call
19294 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
19295 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
19297 2009-04-27 Michael Matz <matz@suse.de>
19299 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
19300 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
19301 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
19302 (dump_replaceable_exprs): Take a bitmap.
19303 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
19305 (expand_gimple_basic_block): Likewise.
19306 * tree-ssa-ter.c (struct temp_expr_table_d): Make
19307 replaceable_expressions member a bitmap.
19308 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
19309 (mark_replaceable): Likewise.
19310 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
19311 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
19313 2009-04-27 Richard Guenther <rguenther@suse.de>
19315 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
19316 (verify_stmts): Dispatch to gimple/type verification code.
19317 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
19318 issue with call argument types.
19320 2009-04-27 Michael Matz <matz@suse.de>
19322 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
19323 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
19326 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
19327 Eric Botcazou <ebotcazou@adacore.com>
19329 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
19330 a label's basic block.
19331 (mark_target_live_regs): Tidy and rework obsolete comments.
19332 Change back DF problem to LIVE. If a label starts a basic block,
19333 assume that all registers that used to be live then still are.
19334 (init_resource_info): If a label starts a basic block, set its
19335 BLOCK_FOR_INSN accordingly.
19336 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
19338 2009-04-27 Richard Guenther <rguenther@suse.de>
19340 * tree-flow-inline.h (function_ann): Remove.
19341 (get_function_ann): Likewise.
19342 * tree-dfa.c (create_function_ann): Remove.
19343 * tree-flow.h (struct static_var_ann_d): Remove.
19344 (struct function_ann_d): Likewise.
19345 (union tree_ann_d): Remove fdecl member.
19346 (function_ann_t): Remove.
19347 (function_ann, get_function_ann, create_function_ann): Remove
19350 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
19352 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
19354 2009-04-27 Jan Hubicka <jh@suse.cz>
19356 * ipa-pure-const.c (struct funct_state_d): New fields
19357 state_previously_known, looping_previously_known; remove
19358 state_set_in_source.
19359 (analyze_function): Use new fields.
19360 (propagate): Avoid assumption that state_set_in_source imply
19363 * tree-ssa-loop-niter.c (finite_loop_p): New function.
19364 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
19365 * cfgloop.h (finite_loop_p): Declare.
19367 2009-04-26 Michael Matz <matz@suse.de>
19369 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
19371 2009-04-26 Michael Matz <matz@suse.de>
19373 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
19374 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
19375 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
19376 pass_mark_used_blocks): Remove.
19377 * tree-optimize.c (pass_free_datastructures,
19378 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
19379 * passes.c (init_optimization_passes): Don't call
19380 pass_mark_used_blocks, remove dead code.
19382 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
19384 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
19385 * tree-ssa-live.h (register_ssa_partition): Likewise.
19387 2009-04-26 Michael Matz <matz@suse.de>
19390 * builtins.c (fold_builtin_next_arg): Handle SSA names.
19391 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
19392 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
19394 (compare_pairs): Swap cost comparison.
19395 (coalesce_ssa_name): Don't use change_partition_var.
19396 * tree-nrv.c (struct nrv_data): Add modified member.
19397 (finalize_nrv_r): Set it.
19398 (tree_nrv): Use it to update statements.
19399 (pass_nrv): Require PROP_ssa.
19400 * tree-mudflap.c (mf_decl_cache_locals,
19401 mf_build_check_statement_for): Use make_rename_temp.
19402 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
19403 * alias.c (find_base_decl): Handle SSA names.
19404 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
19405 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
19406 * rtl.h (set_reg_attrs_for_parm): Declare.
19407 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
19408 to "optimized", remove unused locals at finish.
19409 (execute_free_datastructures): Make global, call
19410 delete_tree_cfg_annotations.
19411 (execute_free_cfg_annotations): Don't call
19412 delete_tree_cfg_annotations.
19414 * ssaexpand.h: New file.
19415 * expr.c (toplevel): Include ssaexpand.h.
19416 (expand_assignment): Handle SSA names the same as register variables.
19417 (expand_expr_real_1): Expand SSA names.
19418 * cfgexpand.c (toplevel): Include ssaexpand.h.
19419 (SA): New global variable.
19420 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
19421 (SSAVAR): New macro.
19422 (set_rtl): New helper function.
19423 (add_stack_var): Deal with SSA names, use set_rtl.
19424 (expand_one_stack_var_at): Likewise.
19425 (expand_one_stack_var): Deal with SSA names.
19426 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
19427 before unique numbers.
19428 (expand_stack_vars): Use set_rtl.
19429 (expand_one_var): Accept SSA names, add asserts for them, feed them
19430 to above subroutines.
19431 (expand_used_vars): Expand all partitions (without default defs),
19432 then only the local decls (ignoring those expanded already).
19433 (expand_gimple_cond): Remove edges when jumpif() expands an
19434 unconditional jump.
19435 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
19436 or remove abnormal edges. Ignore insns setting the LHS of a TERed
19438 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
19439 members of SA; deal with PARM_DECL partitions here; expand
19440 all PHI nodes, free tree datastructures and SA. Commit instructions
19441 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
19442 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
19443 info and statements at start, collect garbage at finish.
19444 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
19445 (VAR_ANN_PARTITION) Remove.
19446 (change_partition_var): Don't declare.
19447 (partition_to_var): Always return SSA names.
19448 (var_to_partition): Only accept SSA names.
19449 (register_ssa_partition): Only check argument.
19450 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
19452 (delete_var_map): Don't free it.
19453 (var_union): Only accept SSA names, simplify.
19454 (partition_view_init): Mark only useful SSA names as used.
19455 (partition_view_fini): Only deal with SSA names.
19456 (change_partition_var): Remove.
19457 (dump_var_map): Use ssa_name instead of partition_to_var member.
19458 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
19460 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
19461 (struct _elim_graph): New member const_dests; nodes member vector of
19463 (set_location_for_edge): New static helper.
19464 (create_temp): Remove.
19465 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
19466 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
19467 (new_elim_graph): Allocate const_dests member.
19468 (clean_elim_graph): Truncate const_dests member.
19469 (delete_elim_graph): Free const_dests member.
19470 (elim_graph_size): Adapt to new type of nodes member.
19471 (elim_graph_add_node): Likewise.
19472 (eliminate_name): Likewise.
19473 (eliminate_build): Don't take basic block argument, deal only with
19474 partition numbers, not variables.
19475 (get_temp_reg): New static helper.
19476 (elim_create): Use it, deal with RTL temporaries instead of trees.
19477 (eliminate_phi): Adjust all calls to new signature.
19478 (assign_vars, replace_use_variable, replace_def_variable): Remove.
19479 (rewrite_trees): Only do checking.
19480 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
19481 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
19482 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
19483 contains_tree_r, MAX_STMTS_IN_LATCH,
19484 process_single_block_loop_latch, analyze_edges_for_bb,
19485 perform_edge_inserts): Remove.
19486 (expand_phi_nodes): New global function.
19487 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
19488 functions, initialize new parameter, remember partitions having a
19490 (finish_out_of_ssa): New global function.
19491 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
19492 don't reset in_ssa_p here, don't disable TER when mudflap.
19493 (pass_del_ssa): Remove.
19494 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
19496 (execute_free_datastructures): Declare.
19497 * Makefile.in (SSAEXPAND_H): New variable.
19498 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
19499 * basic-block.h (commit_one_edge_insertion): Declare.
19500 * passes.c (init_optimization_passes): Move pass_nrv and
19501 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
19502 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
19503 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
19504 (redirect_branch_edge): Deal with super block when expanding, split
19505 out jump patching itself into ...
19506 (patch_jump_insn): ... here, new static helper.
19508 2009-04-26 Michael Matz <matz@suse.de>
19510 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
19511 beyond num_ssa_names.
19512 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
19513 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
19515 2009-04-26 Jakub Jelinek <jakub@redhat.com>
19517 PR inline-asm/39543
19518 * fwprop.c (forward_propagate_asm): New function.
19519 (forward_propagate_and_simplify): Propagate also into __asm, if it
19520 doesn't increase the number of referenced registers.
19523 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
19525 2009-04-26 Jakub Jelinek <jakub@redhat.com>
19527 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
19528 note_nonlocal_vla_type for nonlocal VLAs.
19529 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
19530 contains_remapped_vars, remap_vla_decls): New functions.
19531 (convert_nonlocal_reference_stmt): If not optimizing, call
19532 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
19533 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
19534 if it wasn't found in var_map.
19535 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
19536 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
19537 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
19539 * gimplify.c (nonlocal_vlas): New variable.
19540 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
19542 (gimplify_body): Create and destroy nonlocal_vlas.
19544 * dwarf2out.c (loc_descr_plus_const): New function.
19545 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
19546 mem_loc_descriptor, loc_descriptor_from_tree_1,
19547 descr_info_loc, gen_variable_die): Use it.
19549 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
19550 !TREE_STATIC VAR_DECLs.
19551 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
19552 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
19553 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
19554 DECL_BY_REFERENCE is valid.
19555 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
19556 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
19557 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
19558 Copy DECL_BY_REFERENCE.
19559 (struct nesting_copy_body_data): New type.
19560 (nesting_copy_decl): New function.
19561 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
19562 if they have variable length.
19564 2009-04-26 Michael Matz <matz@suse.de>
19566 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
19567 mark new temporaries for renaming.
19569 2009-04-26 Joseph Myers <joseph@codesourcery.com>
19572 * c-decl.c (global_bindings_p): Return negative value.
19573 (c_variable_size): New. Based on variable_size from
19575 (grokdeclarator): Call c_variable_size not variable_size.
19577 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
19579 * config/i386/i386.c (print_operand) ['z']: Fix typo.
19581 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
19583 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
19584 Redefine it to just use mingw/include.
19585 (ASM_SPEC): Rules for -m32 and -m64.
19586 (LINK_SPEC): Use Likewise.
19587 (SPEC_32): New define.
19588 (SPEC_64): Likewise.
19589 (SUB_LINK_SPEC): Likewise.
19590 (MULTILIB_DEFAULTS): New define.
19591 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
19592 Add multilib options.
19593 (MULTILIB_DIRNAMES): Likewise.
19594 (MULTILIB_OSDIRNAMES): Likewise.
19595 (LIBGCC): Likewise.
19596 (INSTALL_LIBGCC): Likewise.
19598 2009-04-26 Joseph Myers <joseph@codesourcery.com>
19601 * c-tree.h (enum c_inline_static_type): New.
19602 (record_inline_static): Declare.
19603 * c-decl.c (struct c_inline_static, c_inline_statics,
19604 record_inline_static, check_inline_statics): New.
19605 (pop_file_scope): Call check_inline_statics.
19606 (start_decl): Call record_inline_static instead of pedwarning
19607 directly for static in inline function.
19608 * c-typeck.c (build_external_ref): Call record_inline_static
19609 instead of pedwarning directly for static referenced in inline
19612 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
19614 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
19615 not new but only being rescanned.
19616 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
19617 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
19618 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
19619 record_set_info, compute_set, grealloc): Remove.
19620 (recompute_all_luids): New function.
19621 (gcse_main): Don't compute sets, and don't do related memory
19622 allocations/free-ing. If something changed before the end of the
19623 pass, update LUIDs using recompute_all_luids.
19624 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
19625 (free_gcse_mem): Don't free it either.
19626 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
19627 Use the df insn LUIDs.
19628 (load_killed_in_block): Likewise.
19629 (compute_hash_table_work): Don't compute reg_set_in_block.
19630 (compute_transp): Use DF_REG_DEF_CHAINs.
19631 (local_cprop_pass): Don't use compute_sets and related functions.
19632 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
19633 Use get_max_uid() instead of max_cuid.
19634 (insert_insn_end_basic_block, pre_insert_copy_insn,
19635 update_ld_motion_stores): Don't try to
19636 keep reg_set tables up to date.
19637 (pre_insert_copies): Use df insn LUIDs.
19638 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
19639 (reg_set_info): Don't use extra bitmap argument.
19640 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
19641 information to compute regs_set_in_block.
19642 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
19643 (bypass_jumps): Don't use compute_sets and friends.
19645 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19648 * opts.c (undocumented_msg): Do not leave blank even with
19651 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19653 * c-decl.c (build_enumerator): Allow values folding to integer
19654 constants but not integer constant expressions with a pedwarn if
19657 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19660 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
19661 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
19662 type is an integer constant.
19664 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
19667 * config/i386/i386.c (print_operand) ['z']: Revert handling of
19670 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19673 * c-decl.c (grokdeclarator): Diagnose declarations of functions
19674 with variably modified return type and no storage class
19675 specifiers, except for the case of nested functions. Distinguish
19676 extern declarations of functions with variably modified return
19677 types from those of objects with variably modified types.
19679 2009-04-25 Jan Hubicka <jh@suse.cz>
19681 * tree.c (list_equal_p): New function.
19682 * tree.h (list_equal_p): Declare.
19683 * coretypes.h (edge_def, edge, const_edge, basic_block_def
19684 basic_block_def, basic_block, const_basic_block): New.
19685 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
19686 (redirect_eh_edge): New function.
19687 (make_eh_edge_update_phi): EH edges are not abnormal.
19688 * except.c: Include tree-flow.h.
19689 (list_match): New function.
19690 (eh_region_replaceable_by_p): New function.
19691 (replace_region): New function.
19692 (hash_type_list): New function.
19693 (hash_eh_region): New function.
19694 (eh_regions_equal_p): New function.
19695 (merge_peers): New function.
19696 (remove_unreachable_regions): Verify EH tree when checking;
19698 (copy_eh_region_1): New function.
19699 (copy_eh_region): New function.
19700 (push_reachable_handler): New function.
19701 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
19702 regions without label but with live RESX.
19703 * except.h (redirect_eh_edge_to_label): New.
19704 * tree-flow.h (redirect_eh_edge): New.
19705 * coretypes.h (edge_def, edge, const_edge, basic_block_def
19706 basic_block_def, basic_block, const_basic_block): Remove.
19707 * Makefile.in (except.o): Add dependency on tree-flow.h
19708 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
19709 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
19712 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
19715 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
19716 on the destination of memcpy.
19718 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
19720 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
19721 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
19722 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
19724 2009-04-25 Jan Hubicka <jh@suse.cz>
19726 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
19727 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
19728 to be reached by different label than left.
19729 (update_eh_edges): Update comment; remove edge_to_remove if possible
19730 and return true if suceeded.
19731 (cleanup_empty_eh): Accept sharing map; handle shared regions.
19732 (cleanup_eh): Compute sharing map.
19733 * except.c (remove_eh_handler_and_replace): Add argument if we should
19735 (remove_unreachable_regions): Update for label sharing.
19736 (label_to_region_map): Likewise.
19737 (get_next_region_sharing_label): New function.
19738 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
19740 (remove_eh_handler): Update.
19741 (remove_eh_region_and_replace_by_outer_of): New function.
19742 * except.h (struct eh_region): Add next_region_sharing_label.
19743 (remove_eh_region_and_replace_by_outer_of,
19744 get_next_region_sharing_label): Declare.
19745 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
19747 2009-04-25 Jan Hubicka <jh@suse.cz>
19749 * tree-cfg.c (split_critical_edges): Split also edges where we can't
19750 insert code even if they are not critical.
19752 2009-04-25 Jan Hubicka <jh@suse.cz>
19754 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
19755 (gimple_can_remove_branch_p): EH edges won't remove branch by
19757 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
19758 updating of non-abnormal EH edges.
19759 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
19760 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
19761 (split_critical_edges): Split also edges where emitting code on them
19762 will lead to splitting later.
19764 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
19765 H.J. Lu <hongjiu.lu@intel.com>
19768 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
19769 the configured assembler supports fildq and fistpq mnemonics.
19770 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
19771 * configure: Regenerated.
19772 * config.in: Ditto.
19774 * config/i386/i386.c (print_operand): Handle 'Z'.
19775 ['z']: Remove handling of special fild/fist suffixes.
19776 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
19777 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
19778 suffix of fild insn.
19779 (*floatsi<mode>2_vector_mixed): Ditto.
19780 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
19781 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
19782 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
19783 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
19784 * config/i386/gas.h (GAS_MNEMONICS): Remove.
19786 2009-04-25 Ben Elliston <bje@au.ibm.com>
19788 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
19789 the source of a set operation.
19791 2009-04-25 Anatoly Sokolov <aesok@post.ru>
19793 * target.h (struct gcc_target): Add case_values_threshold field.
19794 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
19795 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
19796 * targhooks.c (default_case_values_threshold): New function.
19797 * targhooks.h (default_case_values_threshold): Declare function.
19798 * stmt.c (expand_case): Use case_values_threshold target hook.
19799 * expr.h (case_values_threshold): Remove declartation.
19800 * expr.c (case_values_threshold): Remove function.
19801 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
19803 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
19804 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
19805 (avr_case_values_threshold): Declare as static.
19806 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
19808 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
19809 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
19810 (mn10300_case_values_threshold): New function.
19812 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
19814 * ira.c (setup_cover_and_important_classes): Add enum cast.
19816 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
19818 * genpreds.c (write_enum_constraint_num): Output definition of
19819 CONSTRAINT_NUM_DEFINED_P macro.
19820 * ira.c (setup_cover_and_important_classes): Use
19821 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
19823 2009-04-24 DJ Delorie <dj@redhat.com>
19825 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
19826 __SH2A_SINGLE_ONLY__ also.
19828 2009-04-24 Steve Ellcey <sje@cup.hp.com>
19830 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
19831 (movdf_internal): Ditto.
19832 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
19833 SFmode and DFmode constants.
19834 (ia64_print_operand): Add 'G' format for printing
19835 floating point constants.
19837 2009-04-24 Richard Guenther <rguenther@suse.de>
19839 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
19840 from unsigned additions.
19842 2009-04-24 Joseph Myers <joseph@codesourcery.com>
19844 * c-typeck.c (set_init_index): Allow array designators that are
19845 not integer constant expressions with a pedwarn if pedantic.
19847 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
19849 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
19850 zero if no overlap in nonzero bits between the operands.
19852 2009-04-24 Ian Lance Taylor <iant@google.com>
19854 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
19855 (record_dead_and_set_regs): Likewise.
19856 * df.h (struct df_mw_hardreg): Change flags field to int.
19857 (struct df_base_ref): Likewise.
19858 (struct df): Change changeable_flags field to int.
19859 * df-scan.c (df_defs_record): Change clobber_flags to int.
19860 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
19861 constants rather than #define macros.
19862 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
19863 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
19864 (enum dwarf_calling_convention): Likewise.
19865 (enum dwarf_line_number_x_ops): Likewise.
19866 (enum dwarf_call_frame_info): Likewise.
19867 (enum dwarf_source_language): Likewise.
19868 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
19869 (add_calling_convention_attribute): Likewise.
19870 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
19871 (combine_comparisons): Change compcode to int. Add cast to enum type.
19872 * genrecog.c (maybe_both_true_2): Change c to int.
19873 (write_switch): Likewise. Add cast to enum type.
19874 * gimplify.c (gimplify_omp_for): Handle return values from
19875 gimplify_expr using MIN rather than bitwise or.
19876 (gimplify_expr): Add cast to enum type.
19877 * ipa-prop.c (update_jump_functions_after_inlining): Change
19878 IPA_BOTTOM to IPA_JF_UNKNOWN.
19879 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
19880 Add casts to enum type.
19881 (setup_cover_and_important_classes): Change cl to int. Add casts
19883 (setup_class_translate): Change cl and mode to int.
19884 (ira_init_once): Change mode to int.
19885 (free_register_move_costs): Likewise.
19886 (setup_prohibited_mode_move_regs): Add casts to enum type.
19887 * langhooks.c (add_builtin_function_common): Rework assertion that
19888 value fits bitfield.
19889 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
19890 * omega.c (omega_do_elimination): Avoid math on enum types.
19891 * optabs.c (expand_vec_shift_expr): Remove casts to int.
19892 * opts.c (set_debug_level): Change 2 to enum constant. Use new
19893 int local to handle integral_argment value.
19894 * regmove.c (try_auto_increment): Change PUT_MODE to
19896 * reload.c (push_secondary_reload): Add casts to enum type.
19897 (secondary_reload_class, find_valid_class): Likewise.
19898 * reload1.c (emit_input_reload_insns): Likewise.
19899 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
19900 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
19901 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
19903 * tree.c (build_common_builtin_nodes): Add casts to enum type.
19904 * tree-complex.c (complex_lattice_t): Typedef to int rather than
19906 (expand_complex_libcall): Add casts to enum type.
19907 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
19908 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
19909 with ERROR_MARK, not NUM_TREE_CODES.
19910 (vect_create_epilog_for_reduction): Likewise.
19911 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
19912 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
19913 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
19915 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
19916 vect_unused_in_loop. Change 0 to loop_vect.
19917 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
19918 * var-tracking.c (get_init_value): Change return type to enum
19920 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
19921 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
19923 (arm_override_options): Add casts to enum type.
19924 (arm_emit_tls_decoration): Likewise.
19925 * config/i386/i386.c (ix86_function_specific_restore): Add casts
19927 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
19928 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
19929 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
19931 * config/s390/s390.c (code_for_builtin_64): Change to array of
19933 (code_for_builtin_31): Likewise.
19934 (s390_expand_builtin): Change code_for_builtin to enum insn_code
19936 * config/sparc/sparc.c (sparc_override_options): Change value
19937 field in struct code_model to enum cmodel. In initializer change
19938 0 to NULL and add cast to enum type.
19940 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
19941 Change all callers. Issue a -Wc++-compat warning using
19942 lhs_origtype if necessary.
19943 (convert_for_assignment): Issue -Wc++-compat warnings about
19944 invalid conversions to enum type on assignment.
19945 * c-common.h (build_modify_expr): Update declaration.
19947 2009-04-24 Nick Clifton <nickc@redhat.com>
19949 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
19950 (function_arg_advance): Likewise.
19951 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
19954 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
19956 * config/s390/constraints.md ('I', 'J'): Fix condition.
19958 2009-04-24 Diego Novillo <dnovillo@google.com>
19960 * gengtype-parse.c (parse_error): Add newline after message.
19962 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
19964 * config/i386/sse.md (avxmodesuffixs): Removed.
19965 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
19966 (*avx_pinsr<ssevecsize>): This.
19968 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
19970 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
19971 follow chains of regs with a single definition, and allow expressions
19972 that are function_invariant_p.
19973 (simple_rhs_p): Allow expressions that are function_invariant_p.
19975 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
19977 PR middle-end/39867
19978 * fold-const.c (fold_cond_expr_with_comparison): When folding
19979 > and >= to MAX, make sure the MAX uses the same type as the
19980 comparison's operands.
19982 2009-04-24 Nick Clifton <nickc@redhat.com>
19984 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
19985 addressing for DImode accesses.
19986 (frv_print_operand_address): Handle PLUS case.
19987 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
19989 2009-04-24 Jakub Jelinek <jakub@redhat.com>
19991 PR rtl-optimization/39794
19992 * alias.c (canon_true_dependence): Add x_addr argument.
19993 * rtl.h (canon_true_dependence): Adjust prototype.
19994 * cse.c (check_dependence): Adjust canon_true_dependence callers.
19995 * cselib.c (cselib_invalidate_mem): Likewise.
19996 * gcse.c (compute_transp): Likewise.
19997 * dse.c (scan_reads_nospill): Likewise.
19998 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
19999 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
20000 canon_base_addr of the group, plus optional offset.
20001 (struct group_info): Rename canon_base_mem to
20003 (get_group_info): Set canon_base_addr to canon_rtx of base, not
20004 canon_rtx of base_mem.
20006 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
20008 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
20009 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
20011 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20013 * config/spu/spu-builtins.h: Delete file.
20015 * config/spu/spu.h (enum spu_builtin_type): Move here from
20017 (struct spu_builtin_description): Likewise. Add GTY marker.
20018 Do not use enum spu_function_code or enum insn_code.
20019 (spu_builtins): Add extern declaration.
20021 * config/spu/spu.c: Do not include "spu-builtins.h".
20022 (enum spu_function_code, enum spu_builtin_type_index,
20023 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
20024 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
20025 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
20026 unsigned_V2DI_type_node): Move here from spu-builtins.h.
20027 (spu_builtin_types): Make static. Add GTY marker.
20028 (spu_builtins): Add extern declaration with GTY marker.
20029 Include "gt-spu.h".
20031 * config/spu/spu-c.c: Do not include "spu-builtins.h".
20032 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
20033 Check programmatically whether all parameters are scalar.
20035 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
20037 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
20039 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
20040 assignment from the constructor either if the target is volatile.
20042 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
20044 * config/arm/arm.md (insv): Do not share operands[0].
20046 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
20048 * config/vxlib-tls.c (active_tls_threads): Delete.
20049 (delete_hook_installed): New.
20050 (tls_delete_hook): Don't delete the delete hook.
20051 (tls_destructor): Delete it here.
20052 (__gthread_set_specific): Adjust installing the delete hook.
20053 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
20054 __gthread_leave_tsd_dtor_context.
20056 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
20058 * c-format.c (gcc_tdiag_char_table): Add support for %E.
20060 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
20062 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
20064 (alpha_rtx_costs): Ditto.
20065 (emit_unlikely_jump): Use add_reg_note.
20066 (emit_frame_store_1): Ditto.
20067 (alpha_expand_prologue): Ditto.
20068 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20069 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
20071 2009-04-23 Nick Clifton <nickc@redhat.com>
20073 * config/v850/v850.md (epilogue): Remove suppressed code.
20074 (return): Rename to return_simple and remove test of frame size.
20075 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
20076 to gen_return_simple.
20078 2009-04-22 Jing Yu <jingyu@google.com>
20081 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
20083 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
20086 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
20087 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
20088 value is a VECTOR_CST, the element type is the element type of the
20091 2009-04-22 DJ Delorie <dj@redhat.com>
20093 * config/m32c/m32c.h: Update GTY annotations to new syntax.
20095 2009-04-22 Jakub Jelinek <jakub@redhat.com>
20097 * alias.c (find_base_term): Move around LO_SUM case, so that
20098 CONST falls through into PLUS/MINUS handling.
20101 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
20102 into 0, use omit_one_operand.
20104 2009-04-23 Ben Elliston <bje@au.ibm.com>
20106 * config/rs6000/linux-unwind.h (get_regs): Remove type
20107 puns. Change the type of `pc' to an array of unsigned ints and
20108 update all users. Constify frame24.
20110 2009-04-22 DJ Delorie <dj@redhat.com>
20112 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
20113 declarations before code.
20114 (current_function_special_page_vector): Likewise.
20115 (m32c_expand_insv): Silence a warning.
20117 2009-04-21 Taras Glek <tglek@mozilla.com>
20119 * alias.c: Update GTY annotations to new syntax.
20120 * basic-block.h: Likewise.
20121 * bitmap.h: Likewise.
20122 * c-common.h: Likewise.
20123 * c-decl.c: Likewise.
20124 * c-parser.c: Likewise.
20125 * c-pragma.c: Likewise.
20126 * c-tree.h: Likewise.
20127 * cfgloop.h: Likewise.
20128 * cgraph.h: Likewise.
20129 * config/alpha/alpha.c: Likewise.
20130 * config/arm/arm.h: Likewise.
20131 * config/avr/avr.h: Likewise.
20132 * config/bfin/bfin.c: Likewise.
20133 * config/cris/cris.c: Likewise.
20134 * config/darwin.c: Likewise.
20135 * config/frv/frv.c: Likewise.
20136 * config/i386/i386.c: Likewise.
20137 * config/i386/i386.h: Likewise.
20138 * config/i386/winnt.c: Likewise.
20139 * config/ia64/ia64.h: Likewise.
20140 * config/iq2000/iq2000.c: Likewise.
20141 * config/mips/mips.c: Likewise.
20142 * config/mmix/mmix.h: Likewise.
20143 * config/pa/pa.c: Likewise.
20144 * config/pa/pa.h: Likewise.
20145 * config/rs6000/rs6000.c: Likewise.
20146 * config/s390/s390.c: Likewise.
20147 * config/sparc/sparc.c: Likewise.
20148 * config/xtensa/xtensa.c: Likewise.
20149 * cselib.h: Likewise.
20150 * dbxout.c: Likewise.
20151 * dwarf2out.c: Likewise.
20152 * except.c: Likewise.
20153 * except.h: Likewise.
20154 * fixed-value.h: Likewise.
20155 * function.c: Likewise.
20156 * function.h: Likewise.
20157 * gimple.h: Likewise.
20158 * integrate.c: Likewise.
20159 * optabs.c: Likewise.
20160 * output.h: Likewise.
20161 * real.h: Likewise.
20163 * stringpool.c: Likewise.
20164 * tree-data-ref.c: Likewise.
20165 * tree-flow.h: Likewise.
20166 * tree-scalar-evolution.c: Likewise.
20167 * tree-ssa-address.c: Likewise.
20168 * tree-ssa-alias.h: Likewise.
20169 * tree-ssa-operands.h: Likewise.
20170 * tree.c: Likewise.
20171 * tree.h: Likewise.
20172 * varasm.c: Likewise.
20173 * varray.h: Likewise.
20175 * coretypes.h: Do not define GTY macro if it is already defined.
20176 * doc/gty.texi: Update GTY documentation to new syntax.
20177 * gengtype-lex.l: Enforce attribute-like syntax for GTY
20178 annotations on structs.
20179 * gengtype-parse.c: Likewise.
20181 2009-04-22 Mark Heffernan <meheff@google.com>
20183 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
20185 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20187 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
20190 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20192 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
20193 the same as a PLUS without a shift. Increase the cost of a
20196 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20198 * Makefile.in: Update dependencies.
20199 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
20200 * errors.h: Remove bogus comment about compatibility.
20201 (warning): Update declaration.
20202 * genautomata.c: Update all calls to warning.
20203 * gimple.c: Do not include errors.h. Include toplev.h.
20204 * tree-ssa-structalias.c: Do not include errors.h.
20205 * omega.c: Likewise.
20206 * tree-ssa-reassoc.c: Likewise.
20207 * config/spu/spu-c.c: Likewise.
20208 * config/spu/t-spu-elf: Update dependencies.
20210 2009-04-22 Richard Guenther <rguenther@suse.de>
20212 PR tree-optimization/39824
20213 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
20214 make sure the types are compatible.
20216 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20219 * c-common.c (c_parse_error): Take a token_flags parameter.
20220 Use token_type for the token type instead.
20221 Pass token_flags to cpp_type2name.
20222 * c-common.h (c_parse_error): Update declaration.
20223 * c-parser.c (c_parser_error): Pass 0 as token flags.
20225 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
20227 PR rtl-optimization/39580
20228 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
20230 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20232 * function.c (expand_function_end): Do not emit a jump to the "naked"
20233 return label for fall-through returns.
20234 * except.c (sjlj_emit_function_exit): Always place the call to the
20235 unregister function at the location installed by expand_function_end.
20237 2009-04-22 Richard Guenther <rguenther@suse.de>
20239 PR tree-optimization/39845
20240 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
20241 (gen_inbound_check): Likewise.
20243 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
20245 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
20247 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
20248 * config/vxlib.c (__gthread_once): Add race guard for PPC.
20250 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20252 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
20253 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
20254 shift counts to avoid out-of-bounds array accesses.
20256 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20258 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
20259 (Pmode): Move above.
20261 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
20263 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
20264 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
20265 GET_CODE macro. Use IN_RANGE macro where appropriate.
20266 * config/alpha/alpha.h: Ditto.
20267 * config/alpha/alpha.md: Ditto.
20268 * config/alpha/constraints.md: Ditto.
20269 * config/alpha/predicates.md: Ditto.
20271 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20273 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
20274 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20275 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20276 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20277 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20278 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20279 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20280 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20281 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20282 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20283 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20284 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20285 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20286 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20287 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20288 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20289 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20290 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20291 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20292 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20293 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20294 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20295 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20296 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20297 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20298 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20299 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20301 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
20303 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
20304 references from comments.
20305 * cfgbuild.c: (count_basic_blocks): Delete.
20306 (find_basic_blocks_1): Delete.
20307 (find_basic_blocks): Delete.
20308 * except.c (finish_eh_generation): Make static. Move comment from
20309 except.h here. Remove find_basic_blocks references from comments.
20310 * except.h (finish_eh_generation): Delete.
20311 * basic-block.h (find_basic_blocks): Delete.
20312 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
20314 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
20316 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
20317 (sdbout_parms): Likewise.
20319 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
20321 * config/sh/sh.c (prepare_cbranch_operands): Use
20322 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
20323 (expand_cbranchdi4): Likewise.
20324 (from_compare): Add cast to enum type.
20325 (expand_cbranchsi4): Use add_reg_note.
20326 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
20327 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
20328 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
20329 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20330 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
20331 instead of CODE_FOR_nothing.
20332 (cbranchdi4): Likewise. Fix the order of arguments for
20334 (push_fpscr): Use add_reg_note.
20335 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
20336 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
20338 2009-04-21 Joseph Myers <joseph@codesourcery.com>
20340 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
20341 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
20342 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
20343 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
20344 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
20345 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
20346 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
20347 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
20348 config/alpha/x-vms, config/arc/t-arc,
20349 config/arm/README-interworking, config/arm/arm-c.c,
20350 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
20351 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
20352 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
20353 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
20354 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
20355 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
20356 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
20357 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
20358 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
20359 config/cris/t-elfmulti, config/crx/t-crx,
20360 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
20361 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
20362 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
20363 config/h8300/t-h8300, config/i386/athlon.md,
20364 config/i386/darwin-libgcc.10.4.ver,
20365 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
20366 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
20367 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
20368 config/i386/t-linux64, config/i386/t-nwld,
20369 config/i386/t-rtems-i386, config/i386/t-sol2-10,
20370 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
20371 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
20372 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
20373 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
20374 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
20375 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
20376 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
20377 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
20378 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
20379 config/m68k/t-uclinux, config/mcore/t-mcore,
20380 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
20381 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
20382 config/mips/crtn.asm, config/mips/irix-crti.asm,
20383 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
20384 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
20385 config/mips/mips-fixed.md, config/mips/sb1.md,
20386 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
20387 config/mips/t-iris6, config/mips/t-isa3264,
20388 config/mips/t-libgcc-mips16, config/mips/t-linux64,
20389 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
20390 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
20391 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
20392 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
20393 config/mn10300/t-linux, config/mn10300/t-mn10300,
20394 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
20395 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
20396 config/picochip/libgccExtras/clzsi2.asm,
20397 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
20398 config/rs6000/darwin-libgcc.10.4.ver,
20399 config/rs6000/darwin-libgcc.10.5.ver,
20400 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
20401 config/rs6000/t-aix43, config/rs6000/t-aix52,
20402 config/rs6000/t-darwin, config/rs6000/t-fprules,
20403 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
20404 config/rs6000/t-lynx, config/rs6000/t-netbsd,
20405 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
20406 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
20407 config/rs6000/t-rtems, config/rs6000/t-spe,
20408 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
20409 config/score/t-score-elf, config/sh/divcost-analysis,
20410 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
20411 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
20412 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
20413 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
20414 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
20415 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
20416 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
20417 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
20418 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
20419 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
20420 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
20421 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
20422 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
20423 limitx.h, version.c, xcoff.h: Add copyright and license notices.
20424 * config/h8300/genmova.sh: Include copyright and license notices
20425 in generated output.
20426 * config/h8300/mova.md: Regenerate.
20427 * doc/install.texi2html: Include word "Copyright" in copyright
20428 notice and use name "Free Software Foundation, Inc.".
20429 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
20430 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
20431 ChangeLog-2007, ChangeLog-2008: Correct dates.
20433 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
20435 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
20436 NE_EXPR operations as well.
20437 * c-parser.c (c_parser_condition): Do not set location information on
20439 (c_parser_conditional_expression): Likewise.
20440 (c_parser_binary_expression): Set location information on operators.
20441 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
20442 TRUTH_NOT_EXPR has been folded.
20443 * fold-const.c (fold_truth_not_expr): Copy location information from
20444 the incoming expression to the outgoing one.
20445 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
20446 recursive calls on the LHS of the operator but pass that of the
20447 operator to recursive calls on the RHS of the operator. Set it
20449 (shortcut_cond_expr): Set the locus of the operator on the second
20450 COND_EXPR and that of the expression on the first in degenerate cases.
20451 Pass the locus of the expression to calls to shortcut_cond_r.
20452 Set the locus of the 'then' block on the associated jump, if any.
20453 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
20454 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
20455 expression to call to gimplify_boolean_expr.
20457 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
20459 * config.gcc: Add additional configuration for
20460 i686-w64-mingw* and x86_64-w64-mingw* triplet.
20461 * config/i386/mingw-w64.h: New mingw-w64 specific header.
20462 (CPP_SPEC): Redefine for allowing -municode option.
20463 (STARTFILE_SPEC): Likewise.
20464 * config/i386/t-mingw-w64: New.
20465 * config/i386/mingw-w64.opt: New.
20466 (municode): Add new target option.
20467 * doc/invoke.texi (municode): Add documentation for new option.
20469 2009-04-21 Ian Lance Taylor <iant@google.com>
20471 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
20472 Correct test for number of arguments.
20473 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
20475 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
20477 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
20478 argument of emit_library_call.
20480 2009-04-21 Richard Guenther <rguenther@suse.de>
20482 PR middle-end/39829
20483 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
20484 inside VIEW_CONVERT_EXPRs.
20486 2009-04-21 Martin Jambor <mjambor@suse.cz>
20488 * tree-switch-conversion.c (build_constructors): Split a long line.
20489 (constructor_contains_same_values_p): New function.
20490 (build_one_array): Create assigns of constants if possible, do not
20491 call mark_sym_for_renaming, call update_stmt.
20492 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
20493 make_rename_temp. Do not call mark_symbols_for_renaming, call
20495 (gen_def_assigns): Do not call mark_symbols_for_renaming or
20496 find_new_referenced_vars, call update_stmt.
20497 (gen_inbound_check): Use create_tmp_var and create ssa names manually
20498 instead of calling make_rename_temp. Do not call
20499 find_new_referenced_vars or mark_symbols_for_renaming, call
20502 2009-04-21 Richard Guenther <rguenther@suse.de>
20504 PR tree-optimization/39827
20505 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
20506 (tree_ssa_phiprop): Pass the correct array size.
20508 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
20510 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
20512 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
20515 * c-typeck.c (lvalue_p): Move declaration ...
20516 * c-common.h (lvalue_p): ... to here.
20517 * c-common.c (candidate_equal_p): New.
20518 (add_tlist): Use it.
20519 (merge_tlist): Use it.
20520 (warn_for_collisions_1): Likewise.
20521 (warning_candidate_p): Accept more candidates.
20522 (verify_tree): A warning candidate can be an expression. Use
20525 2009-04-21 Ben Elliston <bje@au.ibm.com>
20528 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
20529 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
20530 options. Remove -mcall-solaris documentation.
20532 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20535 * doc/invoke.texi (-Wlong-long): Update description.
20536 * c-lex (interpret_integer): Only warn if there was no previous
20537 overflow and -Wlong-long is enabled.
20538 * c-decl.c (declspecs_add_type): Drop redundant flags.
20539 * c.opt (Wlong-long): Init to -1.
20540 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
20541 and front-end warn_long_long. Wlong-long only depends on other
20542 flags if it is uninitialized.
20543 * c-parser.c (disable_extension_diagnostics): warn_long_long is
20544 the same for CPP and FE.
20545 (restore_extension_diagnostics): Likewise.
20547 2009-04-20 Ian Lance Taylor <iant@google.com>
20549 Fix enum conversions which are invalid in C++:
20550 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
20551 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
20552 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
20553 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
20554 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
20555 (dbxout_parms): Likewise.
20556 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
20557 (df_clear_flags): Likewise.
20558 * df-problems.c (df_rd_bb_local_compute_process_def): Change
20559 top_flag parameter to int.
20560 (df_chain_create_bb_process_use): Likewise.
20561 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
20563 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
20564 (df_ref_create_structure, df_def_record_1): Likewise.
20565 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
20566 (df_notes_rescan): Change 0 to VOIDmode in function call.
20567 (df_get_call_refs, df_insn_refs_collect): Likewise.
20568 (df_bb_regs_collect): Likewise.
20569 (df_entry_block_defs_collect): Likewise.
20570 (df_exit_block_uses_collect): Likewise.
20571 * df.h: Update declarations.
20572 * double-int.c (double_int_divmod): Add cast to enum type.
20573 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
20574 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
20575 (based_loc_descr): Likewise.
20576 (loc_descriptor_from_tree_1): Change first_op and second_op to
20577 enum dwarf_location_atom. Add cast to enum type.
20578 * expmed.c (init_expmed): Change 0 to SET in function call.
20579 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
20580 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
20581 (do_store_flag): Likewise.
20582 * fixed-value.h (struct fixed_value): Change mode to enum
20584 * function.c (assign_parms): Change 0 to VOIDmode in function call.
20585 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
20587 (insert_insn_decl, insert_decl, insert_state): Likewise.
20588 (automata_list_finish): Likewise.
20589 * genrecog.c (process_define_predicate): Add cast to enum type.
20590 * gensupport.c (init_predicate_table): Add cast to enum type.
20591 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
20593 (gimple_build_call_1, gimple_build_label): Likewise.
20594 (gimple_build_goto, gimple_build_asm_1): Likewise.
20595 (gimple_build_switch_1, gimple_build_cdt): Likewise.
20596 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
20597 (enum fallback): Rename from enum fallback_t.
20598 (fallback_t): Typedef as int.
20599 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
20600 GSI_SAME_STMT in function call.
20601 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
20603 (setup_reg_class_relations): Likewise.
20604 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
20605 (setup_prohibited_class_mode_regs): Add cast to enum type.
20606 (setup_prohibited_mode_move_regs): Likewise.
20607 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
20608 (record_address_regs): Change i to enum reg_class.
20609 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
20610 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
20611 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
20612 (GET_MODE_2XWIDER_MODE): Likewise.
20613 (GET_CLASS_NARROWEST_MODE): Likewise.
20614 * omp-low.c (expand_omp_for): Add cast to enum type.
20615 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
20616 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
20617 * postreload.c (reload_cse_simplify_operands): Change rclass local
20619 * predict.c (combine_predictions_for_insn): Change best_predictor
20620 and predictor to enum br_predictor.
20621 (combine_predictions_for_bb): Likewise.
20622 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
20623 use SET_PREDICT_EXPR_OUTCOME.
20624 * real.c (real_arithmetic): Change icode to code in function call.
20625 * reginfo.c (init_move_cost): Add casts to enum type.
20626 (init_reg_sets_1, init_fake_stack_mems): Likewise.
20627 * regmove.c (regclass_compatible_p): Change class0 and class1 to
20629 * reload.c (find_valid_class): Add casts to enum type.
20630 (push_reload): Change 0 to NO_REGS in function call.
20631 (find_reloads): Change this_alternative to array of enum
20632 reg_class. Remove some now-unnecessary casts.
20633 (make_memloc): Change 0 to VOIDmode in function call.
20634 * reload1.c (reload): Change 0 to VOIDmode in function call.
20635 (eliminate_regs_1, elimination_effects): Likewise.
20636 (eliminate_regs_in_insn): Likewise.
20637 (emit_input_reload_insns): Add cast to enum type.
20638 (delete_output_reload): Change 0 to VOIDmode in function call.
20639 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
20640 to enum type in function call.
20641 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
20642 (SET_PREDICT_EXPR_OUTCOME): Define.
20643 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
20644 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
20645 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
20646 (dump_function): Likewise.
20647 * tree-dump.h: Update declarations.
20648 * tree-pass.h: Update declarations.
20649 * varasm.c (assemble_integer): Change mclass to enum mode_class.
20650 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
20652 (arm_rtx_costs_1): Correct parenthesization.
20653 (arm_rtx_costs): Add casts to enum type.
20654 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
20655 (vfp_emit_fstmd): Use add_rg_note.
20656 (emit_multi_reg_push, emit_sfm): Likewise.
20657 (thumb_set_frame_pointer): Likewise.
20658 (arm_expand_prologue): Likewise.
20659 (arm_regno_class): Change return type to enum reg_class.
20660 (thumb1_expand_prologue): Use add_reg_note.
20661 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
20662 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
20664 * config/arm/gentune.sh: Add cast to enum type.
20665 * config/arm/arm-tune.md: Rebuild.
20666 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
20667 (ix86_split_fp_branch, predict_jump): Likewise.
20668 (ix86_expand_multi_arg_builtin): Change sub_code from enum
20669 insn_code to enum rtx_code.
20670 (ix86_builtin_vectorized_function): Add cast to enum type.
20671 * config/i386/i386.md (truncdfsf2): Change slot to enum
20673 (truncxf<mode>2, isinf<mode>2): Likewise.
20674 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
20676 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
20677 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
20678 (insert_bundle_state): Change 1 to INSERT in function call.
20679 (ia64_add_bundle_selector_before): Likewise.
20680 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
20681 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
20682 (restore_stack_nonlocal): Likewise.
20683 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
20685 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
20687 (mips_rtx_costs): Likewise.
20688 (mips_override_options): Add casts to enum type.
20689 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
20691 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
20692 (store_reg, set_reg_plus_d): Likewise.
20693 (hppa_expand_prologue, hppa_profile_hook): Likewise.
20694 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
20696 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
20698 (emit_unlikely_jump): Use add_reg_note.
20699 (rs6000_emit_allocate_stack): Likewise.
20700 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
20701 (output_toc): Change 1 to INSERT in function call.
20702 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
20703 (rs6000_initialize_trampoline): Likewise.
20704 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
20706 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
20707 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
20708 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
20709 (save_gprs): Use add_reg_note.
20710 (s390_emit_prologue): Likewise.
20711 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20712 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
20713 (sparc_fold_builtin): Add cast to enum type.
20714 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
20716 (spu_expand_prologue): Use add_reg_note.
20717 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
20719 2009-04-20 Ian Lance Taylor <iant@google.com>
20721 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
20722 (c_parser_postfix_expression_after_primary): Get VEC for list of
20723 arguments. Get original types of arguments. Call
20724 build_function_call_vec.
20725 (cached_expr_list_1, cached_expr_list_2): New static variables.
20726 (c_parser_expr_list): Change return type to VEC *. Add
20727 p_orig_types parameter. Change all callers.
20728 (c_parser_release_expr): New static function.
20729 (c_parser_vec_to_tree_list): New static function.
20730 * c-typeck.c (build_function_call): Rewrite to build a VEC and
20731 call build_function_call_vec.
20732 (build_function_call_vec): New function, based on old
20733 build_function_call.
20734 (convert_arguments): Remove nargs and argarray parameters. Change
20735 values to a VEC. Add origtypes parameter.
20736 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
20737 (convert_for_assignment): Add origtype parameter. Change all
20738 callers. If warn_cxx_compat, check for conversion to an enum
20739 type when calling a function.
20740 (store_init_value): Add origtype parameter. Change all callers.
20741 (digest_init): Likewise.
20742 (struct init_node): Add origtype field.
20743 (add_pending_init): Add origtype parameter. Change all callers.
20744 (output_init_element): Likewise.
20745 (output_pending_init_elements): Pass origtype from init_node to
20746 output_init_element.
20747 (process_init_element): Pass origtype from c_expr to
20748 output_init_element.
20749 (c_finish_return): Add origtype parameter. Change all callers.
20750 * c-common.c (sync_resolve_size): Change params to VEC *. Change
20752 (sync_resolve_params): Likewise.
20753 (sync_resolve_return): Change params to first_param. Change caller.
20754 (resolve_overloaded_builtins): Change params to VEC *. Change
20755 callers. Save first parameter around call to build_function_call_vec.
20756 * c-decl.c (finish_decl): Add origtype parameter. Change all
20757 callers. Call build_function_call_vec rather than
20758 build_function_call for cleanup.
20759 * c-tree.h: Update declarations.
20760 * c-common.h: Update declarations.
20761 * stub-objc.c (objc_rewrite_function_call): Change parameter from
20762 params to first_param.
20763 * target.h (struct gcc_target): Change resolve_overloaded_builtin
20764 params parameter from tree to void *.
20765 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
20766 Change arglist parameter to have type void *, and to be a pointer
20768 * config/rs6000/rs6000-protos.h
20769 (altivec_resolve_overloaded_builtin): Update declaration.
20770 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
20771 fnargs parameter to have type void *, and to be a pointer to a
20772 VEC. Call build_function_call_vec instead of
20773 build_function_call.
20774 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
20776 2009-04-20 Joey Ye <joey.ye@intel.com>
20777 Xuepeng Guo <xuepeng.guo@intel.com>
20778 H.J. Lu <hongjiu.lu@intel.com>
20780 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
20782 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
20783 (IX86_LEA_PRIORITY): Likewise.
20784 (distance_non_agu_define): New function.
20785 (distance_agu_use): Likewise.
20786 (ix86_lea_for_add_ok): Likewise.
20787 (ix86_dep_by_shift_count): Likewise.
20789 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
20790 should split for LEA.
20792 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
20794 (ix86_dep_by_shift_count): Likewise.
20796 2009-04-20 Richard Guenther <rguenther@suse.de>
20798 * expr.c (handled_component_p): Move ...
20799 * tree.h (handled_component_p): ... here.
20800 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
20801 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
20802 and REALPART_EXPR to be in one group.
20804 2009-04-20 Richard Guenther <rguenther@suse.de>
20806 * basic-block.h (get_all_dominated_blocks): Declare.
20807 * dominance.c (get_all_dominated_blocks): New function.
20808 * tree-cfg.c (get_all_dominated_blocks): Remove.
20809 (remove_edge_and_dominated_blocks): Adjust.
20810 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
20811 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
20812 instead of recursing.
20814 2009-04-20 Doug Kwan <dougkwan@google.com>
20816 * cgraph.h (cgraph_node_ptr): New type for vector functions.
20817 (struct cgraph_node_set_def): New type.
20818 (cgraph_node_set) New type. Also declare vector functions.
20819 (struct cgraph_node_set_element_def): New type.
20820 (cgraph_node_set_element): Ditto.
20821 (cgraph_node_set_iterator): New iterator type.
20822 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
20823 cgraph_node_set_remove, dump_cgraph_node_set,
20824 debug_cgraph_node_set): New prototypes.
20825 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
20826 cgraph_node_set_size): New inlines.
20827 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
20828 including cgraph.h.
20829 (struct ipa_opt_pass): Add struct cgraph_node_set_def
20830 argument to function 'write_summary'.
20831 * ipa.c: Include ggc.h.
20832 (hash_cgraph_node_set_element,
20833 eq_cgraph_node_set_element, cgraph_node_set_new,
20834 cgraph_node_set_add, cgraph_node_set_remove,
20835 cgraph_node_set_find, dump_cgraph_node_set,
20836 debug_cgraph_node_set): New functions.
20837 * Makefile.in (ipa.o): Add dependency on GGC_H.
20839 2009-04-20 Ira Rosen <irar@il.ibm.com>
20841 PR tree-optimization/39675
20842 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
20843 check of the return code of vect_schedule_slp. Check that
20844 stmt_vec_info still exists for the statement, before checking its
20845 vectorization type.
20847 2009-04-20 Michael Matz <matz@suse.de>
20849 * Makefile.in (generated_files): Take out $(simple_generated_c).
20851 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
20853 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
20854 (UINTPTR_TYPE): Likewise.
20856 2009-04-19 Joseph Myers <joseph@codesourcery.com>
20859 * c-typeck.c (digest_init): Check for initializing an array with a
20862 2009-04-19 Joseph Myers <joseph@codesourcery.com>
20865 * c-semantics.c (pop_stmt_list): Propagate
20866 STATEMENT_LIST_HAS_LABEL to parent statement list.
20868 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
20870 * config/mips/mips.h (mips_tune_attr): New macro.
20871 * config/mips/mips.md (cpu): Use it.
20873 2009-04-19 Joseph Myers <joseph@codesourcery.com>
20876 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
20879 2009-04-19 Diego Novillo <dnovillo@google.com>
20881 * toplev.c (compile_file): Move call to coverage_finish ...
20882 * cgraphunit.c (ipa_passes): ... here.
20883 Call cgraph_process_new_functions.
20884 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
20885 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
20887 2009-04-19 Jan Hubicka <jh@suse.cz>
20889 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
20891 (dump_cgraph_node): Dump can throw external flag.
20892 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
20894 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
20898 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
20899 * common.opt (Wlogical-op): Move from here...
20900 * c.opt (Wlogical-op): ... to here.
20901 * c-typeck.c (parser_build_binary_op): Update call to
20902 warn_logical_operator.
20903 * c-opts.c (c_common_post_options): Enable warn_logical_op with
20905 * c-common.c (warn_logical_op): Update.
20906 * c-common.h (warn_logical_op): Update declaration.
20908 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
20910 * tree.c (protected_set_expr_location): Fix formatting.
20912 2009-04-18 Joseph Myers <joseph@codesourcery.com>
20915 * c-typeck.c (readonly_warning): new.
20916 (build_unary_op, build_modify_expr): Use readonly_warning for
20917 storing into something readonly but not const-qualified.
20919 2009-04-18 Joseph Myers <joseph@codesourcery.com>
20922 * c-typeck.c (build_unary_op): Check for taking address of
20923 expression of type void.
20925 2009-04-18 Joseph Myers <joseph@codesourcery.com>
20928 * c-typeck.c (build_function_call): Check for calling a function
20929 with qualified void return types. Call require_complete_type when
20932 2009-04-18 Jan Hubicka <jh@suse.cz>
20934 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
20936 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
20937 can_throw_external flag.
20938 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
20939 * ipa-pure-const.c (ignore_edge): New function.
20940 (propagate): Compute order for NOTHROW computation; set NOTHROWs
20941 only over can_throw_external edges.
20942 (local_pure_const): Add nothrow flag.
20943 * ipa-utils.c (searchc): Add ignore_edge callback.
20944 (ipa_utils_reduced_inorder): Add ignore_edge callback.
20945 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
20946 (set_nothrow_function_flags): Update cgraph.
20947 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
20949 2009-04-18 Richard Guenther <rguenther@suse.de>
20951 PR middle-end/39804
20952 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
20953 (fold_stmt): ... this and ...
20954 (fold_stmt_inplace): ... this.
20955 (fold_stmt_1): Fold references in calls and asms.
20956 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
20958 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
20960 * tree-vrp.c (ssa_name_nonzero_p): Remove.
20961 * tree.h: Remove the prototype for ssa_name_nonzero_p.
20963 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
20965 * tree.c (function_args_count): Remove.
20966 * tree.h: Remove the prototype for function_args_count.
20968 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
20970 * tree-iterator.c (expr_only): Remove.
20971 * tree.h: Remove the prototype for expr_only.
20973 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
20975 * reginfo.c (cannot_change_mode_set_regs): Remove.
20976 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
20978 2009-04-08 Anatoly Sokolov <aesok@post.ru>
20980 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
20981 whether operands 0 and 1 overlaps.
20983 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
20985 PR middle-end/36902
20986 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
20987 pointer. Use warning_at instead of warning.
20988 (search_for_addr_array): Likewise.
20989 (check_array_bounds): Likewise.
20990 (check_all_array_refs): Check that the incoming edge is not in the
20991 list of edges to be removed.
20992 (check_all_array_refs): Avoid the temporal pointer.
20993 (vrp_visit_cond_stmt): Fix typo.
20994 (simplify_switch_using_ranges): Handle the case where the switch
20995 index is an integer constant.
20997 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
20999 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
21001 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21003 * doc/extend.texi, doc/invoke.texi: Fix typos.
21005 2009-04-17 Cary Coutant <ccoutant@google.com>
21007 * tree-flow-inline.h (get_lineno): Fix inverted test.
21009 2009-04-17 Diego Novillo <dnovillo@google.com>
21011 * tree-ssa-pre.c (create_expression_by_pieces): Remove
21012 assertion for AVAIL_OUT.
21014 2009-04-17 Mike Frysinger <vapier@gentoo.org>
21017 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
21018 * config/sh/linux-atomic.asm: Likewise.
21020 2009-04-17 Diego Novillo <dnovillo@google.com>
21022 * except.c (debug_eh_tree): New.
21023 (struct eh_region, struct eh_status): Move ...
21024 * except.h: ... here.
21025 (add_type_for_runtime): Declare extern.
21026 (lookup_type_for_runtime): Likewise.
21027 (debug_eh_tree): Declare.
21028 * Makefile.in (GTFILES): List except.h before except.c
21030 2009-04-17 Diego Novillo <dnovillo@google.com>
21032 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
21033 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
21034 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
21035 (find_vars_r): ... here.
21036 * tree-flow.h (find_referenced_vars_in): Declare.
21037 * tree-ssa-pre.c (create_expression_by_pieces): Assert
21038 that AVAIL_OUT exists for BLOCK.
21039 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
21040 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
21041 (tree-parloops.o): Likewise.
21043 2009-04-17 Simon Baldwin <simonb@google.com>
21045 * toplev.c (default_tree_printer): Add handling for %E format.
21047 2009-04-17 Diego Novillo <dnovillo@google.com>
21049 * tree-pretty-print.c (dump_generic_node): Add break after
21050 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
21051 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
21052 FUNCTION_TYPE together. Call print_struct_decl when printing
21053 structures and TDF_SLIM is not given.
21054 (print_struct_decl): Fix logic for detecting recursion.
21056 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21059 * gcc.c (create_at_file): New.
21060 (compile_input_file_p): New.
21061 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
21062 * main.c (main): Update call to toplev_main.
21063 * toplev.c (toplev_main): Change signature. Call expandargv.
21064 * toplev.h (toplev_main): Change signature.
21066 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21068 * dwarf2out.c (field_byte_offset): Use the type size as the field size
21069 if the latter is not constant.
21071 2009-04-17 David Edelsohn <edelsohn@gnu.org>
21073 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
21075 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21077 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
21078 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
21080 2009-04-17 Richard Guenther <rguenther@suse.de>
21082 * tree-ssa-structalias.c (get_constraint_for_component_ref):
21083 Handle component references view-converting an invariant address.
21085 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
21087 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
21088 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
21089 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
21090 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
21091 Use @deftypevr rather than @deftypevar.
21093 2009-04-17 Richard Guenther <rguenther@suse.de>
21095 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
21096 (get_prop_source_stmt): Likewise.
21097 (can_propagate_from): Likewise.
21099 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
21101 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
21102 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
21103 (--with-multilib-list): Add default value.
21104 * configure: Regenerate.
21105 * Makefile.in (TM_ENDIAN_CONFIG): Define.
21106 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
21107 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
21108 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
21109 Don't add default cpu to multilib list unnecessarily, but do enable
21110 the relevant compiler option..
21111 Add support for --with-multilib-list=<blank> and
21112 --with-multilib-list=!<somelib> to supress unwanted multilibs.
21113 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
21114 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
21115 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
21116 TM_MULTILIB_CONFIG.
21117 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
21118 (MULTILIB_OSDIRNAMES): New variable.
21119 * config/sh/t-1e: Delete file.
21120 * config/sh/t-mlib-sh1: Delete file.
21121 * config/sh/t-mlib-sh2: Delete file.
21122 * config/sh/t-mlib-sh2a: Delete file.
21123 * config/sh/t-mlib-sh2a-nofpu: Delete file.
21124 * config/sh/t-mlib-sh2a-single: Delete file.
21125 * config/sh/t-mlib-sh2a-single-only: Delete file.
21126 * config/sh/t-mlib-sh2e: Delete file.
21127 * config/sh/t-mlib-sh3e: Delete file.
21128 * config/sh/t-mlib-sh4: Delete file.
21129 * config/sh/t-mlib-sh4-nofpu: Delete file.
21130 * config/sh/t-mlib-sh4-single: Delete file.
21131 * config/sh/t-mlib-sh4-single-only: Delete file.
21132 * config/sh/t-mlib-sh4a: Delete file.
21133 * config/sh/t-mlib-sh4a-nofpu: Delete file.
21134 * config/sh/t-mlib-sh4a-single: Delete file.
21135 * config/sh/t-mlib-sh4a-single-only: Delete file.
21136 * config/sh/t-mlib-sh4al: Delete file.
21137 * config/sh/t-mlib-sh5-32media: Delete file.
21138 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
21139 * config/sh/t-mlib-sh5-64media: Delete file.
21140 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
21141 * config/sh/t-mlib-sh5-compact: Delete file.
21142 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
21143 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
21144 * doc/install.texi (Options specification): Add
21145 --with-multilib-list and --with-endian.
21147 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21149 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
21151 (OBJS-common): Add plugin-version.o.
21152 (plugin-version.o): New.
21153 * gcc-plugin.h (plugin_gcc_version): New.
21154 (plugin_default_version_check): New.
21155 (plugin_init_func, plugin_init): Add version argument.
21156 * plugin-version.c: New.
21157 * plugin.c (str_plugin_gcc_version_name): New.
21158 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
21159 pass it to the init function.
21160 (plugin_default_version_check): New.
21162 2009-04-17 Richard Guenther <rguenther@suse.de>
21164 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
21165 for decl-vs-decl disambiguation.
21167 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
21169 * config/s390/s390.h (s390_tune_attr): New macro definition.
21170 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
21172 2009-04-17 Richard Guenther <rguenther@suse.de>
21174 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
21175 (fold_stmt_r): Likewise.
21176 (maybe_fold_reference): New function.
21177 (fold_gimple_assign): Handle cases fold_stmt_r did.
21178 (fold_stmt): Do not use fold_stmt_r.
21179 (fold_stmt_inplace): Likewise.
21181 2009-04-17 Richard Guenther <rguenther@suse.de>
21183 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
21184 (record_equivalences_from_stmt): Remove useless checks and
21186 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
21187 the type is already suitable.
21189 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
21191 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
21193 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
21195 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
21196 (CMPtype): Define as __gcc_CMPtype.
21198 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
21200 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
21201 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
21203 2009-04-17 Richard Guenther <rguenther@suse.de>
21205 PR tree-optimization/39746
21206 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
21207 special-casing for builtins and static variable use/def.
21208 (call_may_clobber_ref_p_1): Likewise.
21210 2009-04-16 Ian Lance Taylor <iant@google.com>
21212 * df.h: Include "timevar.h".
21213 (struct df_problem): Change tv_id field to timevar_id_t.
21214 * tree-pass.h: Include "timevar.h".
21215 (struct opt_pass): Change tv_id field to timevar_id_t.
21216 * timevar.h (timevar_id_t): Define TV_NONE.
21217 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
21218 TV_NONE rather than tv_id != 0.
21219 (execute_one_pass): Likewise.
21220 * Makefile.in (DF_H): Add $(TIMEVAR_H).
21221 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
21222 dependencies to $(TREE_PASS_H).
21223 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
21225 (pass_branch_target_load_optimize2): Likewise.
21226 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
21227 (pass_outof_cfg_layout_mode): Likewise.
21228 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
21229 (pass_rebuild_cgraph_edges): Likewise.
21230 (pass_remove_cgraph_callee_edges): Likewise.
21231 * df-core.c (pass_df_initialize_opt): Likewise.
21232 (pass_df_initialize_no_opt): Likewise.
21233 (pass_df_finish): Likewise.
21234 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
21235 * except.c (pass_set_nothrow_function_flags): Likewise.
21236 (pass_convert_to_eh_region_ranges): Likewise.
21237 * final.c (pass_compute_alignments): Likewise.
21238 * function.c (pass_instantiate_virtual_regs): Likewise.
21239 (pass_init_function): Likewise.
21240 (pass_leaf_regs): Likewise.
21241 (pass_match_asm_constraints): Likewise.
21242 * gimple-low.c (pass_lower_cf): Likewise.
21243 (pass_mark_used_blocks): Likewise.
21244 * init-regs.c (pass_initialize_regs): Likewise.
21245 * integrate.c (pass_initial_value_sets): Likewise.
21246 * ira.c (pass_ira): Likewise.
21247 * jump.c (pass_cleanup_barriers): Likewise.
21248 * omp-low.c (pass_expand_omp): Likewise.
21249 (pass_lower_omp): Likewise.
21250 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
21251 * recog.c (pass_split_all_insns): Likewise.
21252 (pass_split_after_reload): Likewise.
21253 (pass_split_before_regstack): Likewise.
21254 (pass_split_before_sched2): Likewise.
21255 (pass_split_for_shorten_branches): Likewise.
21256 * reginfo.c (pass_reginfo_init): Likewise.
21257 (pass_subregs_of_mode_init): Likewise.
21258 (pass_subregs_of_mode_finish): Likewise.
21259 * passes.c (pass_postreload): Likewise.
21260 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
21261 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
21262 (pass_warn_function_return): Likewise.
21263 (pass_warn_function_noreturn): Likewise.
21264 * tree-complex.c (pass_lower_complex): Likewise.
21265 (pass_lower_complex_O0): Likewise.
21266 * tree-if-conv.c (pass_if_conversion): Likewise.
21267 * tree-into-ssa.c (pass_build_ssa): Likewise.
21268 * tree-mudflap.c (pass_mudflap_1): Likewise.
21269 (pass_mudflap_2): Likewise.
21270 * tree-nomudflap.c (pass_mudflap_1): Likewise.
21271 (pass_mudflap_2): Likewise.
21272 * tree-nrv.c (pass_return_slot): Likewise.
21273 * tree-object-size.c (pass_object_sizes): Likewise.
21274 * tree-optimize.c (pass_all_optimizations): Likewise.
21275 (pass_early_local_passes): Likewise.
21276 (pass_all_early_optimizations): Likewise.
21277 (pass_cleanup_cfg): Likewise.
21278 (pass_cleanup_cfg_post_optimizing): Likewise.
21279 (pass_free_datastructures): Likewise.
21280 (pass_free_cfg_annotations): Likewise.
21281 (pass_fixup_cfg): Likewise.
21282 (pass_init_datastructures): Likewise.
21283 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
21284 (pass_late_warn_uninitialized): Likewise.
21285 (pass_update_address_taken): Likewise.
21286 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
21287 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
21288 (pass_cse_sincos): Likewise.
21289 (pass_convert_to_rsqrt): Likewise.
21290 * tree-ssa-structalias.c (pass_build_alias): Likewise.
21291 * tree-stdarg.c (pass_stdarg): Likewise.
21292 * tree-tailcall.c (pass_tail_recursion): Likewise.
21293 (pass_tail_calls): Likewise.
21294 * tree-vect-generic.c (pass_lower_vector): Likewise.
21295 (pass_lower_vector_ssa): Likewise.
21296 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
21298 2009-04-16 Joseph Myers <joseph@codesourcery.com>
21300 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
21302 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
21304 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
21305 logical and signext.
21307 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
21310 * config/sh/predicates.md (arith_operand): Check if the operand
21311 of TRUNCATE is a REG.
21313 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21315 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
21316 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
21318 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21320 * tree-iterator.c (tsi_split_statement_list_after,
21321 tsi_split_statement_list_before): Remove.
21322 * tree-iterator.h: Remove the prototypes for
21323 tsi_split_statement_list_after and tsi_split_statement_list_before.
21325 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21327 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
21328 * tree-ssa-propagate.h: Remove the prototype for
21329 stmt_makes_single_load.
21331 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21333 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
21334 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
21336 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21338 * tree-iterator.c (EXPR_LAST_BODY): Remove.
21340 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21342 * except.c (eh_region_outer_p): Remove.
21343 * except.h: Remove the prototype for eh_region_outer_p.
21345 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21347 * function.c (current_function_assembler_name): Remove.
21348 * function.h: Remove the prototype for
21349 current_function_assembler_name.
21351 2009-04-16 Ian Lance Taylor <iant@google.com>
21353 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
21354 (add_reg_note): Call alloc_reg_note.
21355 * rtl.h (alloc_reg_note): Declare.
21356 * combine.c (try_combine): Use alloc_reg_note.
21357 (recog_for_combine, move_deaths): Likewise.
21358 (distribute_notes): Use alloc_reg_note and add_reg_note.
21359 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
21360 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
21361 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
21363 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
21365 PR rtl-optimization/39762
21366 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
21367 ira_may_move_out_cost): Add comments about way of their usage.
21368 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
21370 * ira-conflicts.c (process_regs_for_copy): Use function
21371 ira_get_register_move_cost instead of global
21372 ira_register_move_cost.
21374 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
21375 color_pass, move_spill_restore, update_curr_costs): Ditto.
21377 * ira-lives.c (process_single_reg_class_operands): Ditto.
21379 * ira-emit.c (emit_move_list): Ditto.
21381 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
21382 (record_reg_classes): Ditto. Use functions
21383 ira_get_register_move_cost and ira_get_may_move_cost instead of
21384 global vars ira_register_move_cost, ira_may_move_out_cost and
21385 ira_may_move_in_cost.
21386 (record_address_regs): Don't call ira_init_register_move_cost.
21387 Use function ira_get_may_move_cost instead of global
21388 ira_may_move_in_cost.
21389 (process_bb_node_for_hard_reg_moves): Use function
21390 ira_get_register_move_cost instead of global ira_register_move_cost.
21391 (ira_costs): Don't call ira_init_register_move_cost.
21393 2009-04-16 Richard Guenther <rguenther@suse.de>
21395 * tree-cfg.c (verify_gimple_assign_binary):
21396 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
21397 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
21398 (create_general_new_stmt): Note that this function is broken.
21400 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21402 * common.opt (fhelp): Add Var(help_flag).
21403 * gcc-plugin.h (plugin_info): Add help.
21404 * plugin.c (plugin_name_args): Add help.
21405 (register_plugin_info): Set plugin->help.
21406 (print_help_one_plugin): New.
21407 (print_plugins_help): New.
21408 * plugin.h (print_plugins_help): New.
21409 * toplev.c (toplev_main): Call print_plugins_help if needed.
21411 2009-04-16 Richard Guenther <rguenther@suse.de>
21413 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
21414 (gimple_ior_addresses_taken_1): New function.
21415 (gimple_ior_addresses_taken): Likewise.
21416 * gimple.h (struct gimple_statement_with_ops_base): Remove
21417 addresses_taken member.
21418 (gimple_ior_addresses_taken): Declare.
21419 (gimple_addresses_taken, gimple_addresses_taken_ptr,
21420 gimple_set_addresses_taken): Remove.
21421 * ipa-reference.c (mark_address): New function.
21422 (scan_stmt_for_static_refs): Use it for marking addresses taken.
21423 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
21424 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
21425 (gimple_add_to_addresses_taken): Remove.
21426 (get_tmr_operands): Call mark_address_taken.
21427 (get_asm_expr_operands): Likewise.
21428 (get_expr_operands): Likewise.
21429 (build_ssa_operands): Do not clear the addresses_taken bitmap.
21430 (free_stmt_operands): Do not free it.
21431 * tree-ssa.c (delete_tree_ssa): Likewise.
21432 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
21434 2009-04-16 Richard Guenther <rguenther@suse.de>
21436 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
21437 (walk_stmt_load_store_ops): Likewise.
21438 * gimple.c (get_base_loadstore): New function.
21439 (walk_stmt_load_store_addr_ops): Likewise.
21440 (walk_stmt_load_store_ops): Likewise.
21441 * ipa-pure-const.c (check_op): Simplify.
21442 (check_load, check_store): New functions.
21443 (check_stmt): Use walk_stmt_load_store_ops.
21444 * ipa-reference.c (mark_load): Adjust signature.
21445 (mark_store): Likewise.
21446 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
21448 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21450 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
21451 (plugin_info): New.
21452 * opts.c (common_handle_option): Don't call print_version.
21453 * plugin.c (plugin_name_args): Add version.
21454 (register_plugin_info): New.
21455 (register_callback): Handle PLUGIN_INFO.
21456 (try_init_one_plugin): New.
21457 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
21459 (finalize_one_plugin): New.
21460 (finalize_plugins): New.
21461 (print_one_plugin): New.
21462 (print_plugins_versions): New.
21463 * plugin.h (print_plugins_versions): New.
21464 (finalize_plugins): New.
21465 * toplev.c (compile_file): Don't call initialize_plugins.
21466 (print_version): Call print_plugins_versions.
21467 (toplev_main): Call initialize_plugins. Print version if needed.
21468 Call finalize_plugins.
21470 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21472 * common.opt (fversion): New.
21473 * gcc.c (print_version): New.
21474 (process_command): Don't print the version. Just set print_version.
21475 (main): Print version. Call subprocesses if print_version and
21476 verbose_flag are set.
21477 * opts.c (common_handle_option): Handle OPT_fversion.
21479 2009-04-16 Richard Guenther <rguenther@suse.de>
21480 Ira Rosen <irar@il.ibm.com>
21482 PR tree-optimization/39698
21483 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
21484 type of the reduction variable. Only generate the def if
21487 * omp-low.c (expand_omp_for_generic): When converting to a pointer
21488 make sure to first convert to an integer of the same precision.
21489 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
21490 the type of the evolution correctly in computing the new
21491 induction variable base.
21493 2009-04-16 Richard Guenther <rguenther@suse.de>
21495 PR middle-end/39625
21496 * tree-cfg.c (make_blocks): Split statements with to-be
21497 abnormal SSA names on the lhs.
21499 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
21501 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
21502 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
21503 * c-typeck.c (really_start_incremental_init): Likewise.
21504 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
21505 (TARGET_INITIALIZER): Remove it.
21506 * target.h (struct target): Remove vector_opaque_p.
21507 * tree.c (build_opaque_vector_type): New.
21508 * tree.h (TYPE_VECTOR_OPAQUE): New.
21509 (build_opaque_vector_type): Declare.
21510 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
21511 * config/rs6000/rs6000.c (build_opaque_vector_type,
21512 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
21513 (rs6000_init_builtins): Use build_opaque_vector_type for
21514 opaque_V4SI_type_node.
21516 2009-04-15 Catherine Moore <clm@codesourcery.com>
21518 * debug.h (set_name): Declare.
21519 * dwarf2out.c (dwarf2out_set_name): Declare.
21520 (dwarf2_debug_hooks): Add set_name.
21521 (find_AT_string): New.
21522 (add_AT_string): Call find_AT_string.
21523 (dwarf2out_set_name): New.
21524 * cp/decl.c (grokdeclarator): Call set_name.
21525 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
21526 * debug.c (do_nothing_debug_hooks): Likewise.
21527 * dbxout.c (dbx_debug_hooks): Likewise.
21528 * sdbout.c (sdb_debug_hooks): Likewise.
21530 2009-04-15 Michael Eager <eager@eagercon.com>
21532 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
21533 reg for single-precision FPU.
21534 * config/rs6000/rs6000.md (movsi_internal1): Only for
21535 !TARGET_SINGLE_FPU.
21536 (movsi_internal1_single): New. Add pattern to move SI values to/from
21537 single-precision FP regs.
21539 2009-04-15 Richard Guenther <rguenther@suse.de>
21541 * omp-low.c (lower_rec_input_clauses): Build correct address
21543 (expand_omp_for_generic): Fix multiplication type.
21544 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
21545 (generate_memset_zero): Fix types.
21546 * tree-profile.c (prepare_instrumented_value): Correctly
21549 2009-04-15 Ian Lance Taylor <iant@google.com>
21551 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
21552 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
21553 for -Wall and for -Wc++-compat.
21554 (c_common_post_options): For C++, set warn_enum_compare if not
21556 * c-tree.h (struct c_expr): Add field original_type.
21557 (build_external_ref): Update declaration.
21558 * c-parser.c (c_parser_braced_init): Set original_type.
21559 (c_parser_initelt): Likewise.
21560 (c_parser_expr_no_commas): Likewise.
21561 (c_parser_conditional_expression): Likewise.
21562 (c_parser_cast_expression): Likewise.
21563 (c_parser_unary_expression): Likewise. Pull setting of
21564 original_code to top of function.
21565 (c_parser_sizeof_expression): Set original_type.
21566 (c_parser_alignof_expression): Likewise.
21567 (c_parser_postfix_expression): Likewise. Pull setting of
21568 original_code to top of function.
21569 (c_parser_postfix_expression_after_paren_type): Set original_type.
21570 (c_parser_postfix_expression_after_primary): Likewise.
21571 (c_parser_expression): Likewise.
21572 * c-typeck.c (build_external_ref): Add type parameter. Change all
21574 (c_expr_sizeof_expr): Set original_type field.
21575 (parser_build_unary_op): Likewise.
21576 (parser_build_binary_op): Likewise. Optionally warn about
21577 comparisons of enums of different types.
21578 (digest_init): Set original_type field.
21579 (really_start_incremental_init): Likewise.
21580 (push_init_level, pop_init_level): Likewise.
21581 * doc/invoke.texi (Warning Options): -Wenum-compare now
21584 2009-04-15 Richard Guenther <rguenther@suse.de>
21586 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
21587 out a necessary conversion.
21588 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
21589 names we didn't value number.
21590 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
21592 2009-04-15 Richard Guenther <rguenther@suse.de>
21594 PR tree-optimization/39764
21595 * tree-ssa-ccp.c (get_value): Canonicalize value with
21596 canonicalize_float_value.
21598 2009-04-15 Jan Hubicka <jh@suse.cz>
21600 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
21601 Wrong version of patch.
21603 2009-04-15 Jan Hubicka <jh@suse.cz>
21605 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
21607 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
21609 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
21610 our distinct integral and vector types.
21612 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
21614 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
21615 * init.c (build_vtbl_address): Remove call to assemble_external.
21617 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
21619 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
21620 output for other floating point modes.
21622 2009-04-14 Diego Novillo <dnovillo@google.com>
21624 * diagnostic.c (diagnostic_report_diagnostic): Do not
21625 warn about loaded plugins for DK_ERROR and DK_WARNING.
21626 * c-decl.c (declspecs_add_type): Move call to
21627 invoke_plugin_callbacks ...
21628 * c-parser.c (c_parser_declspecs): ... here.
21629 * plugin.c (dump_active_plugins): Tidy output.
21631 2009-04-14 Diego Novillo <dnovillo@google.com>
21632 Le-Chun Wu <lcwu@google.com>
21634 * configure.ac: Add --enable-plugin support.
21635 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
21636 * Makefile.in (PLUGIN_H): Define.
21637 Export ENABLE_PLUGIN and GMPINC to site.exp.
21638 Add PLUGINLIBS to link command.
21639 Add/modify dependencies for plugin.o and files including plugin.h.
21641 * config.in: Regenerate.
21643 * opts.c (common_handle_option): Handle OPT_fplugin_ and
21646 2009-04-14 Le-Chun Wu <lcwu@google.com>
21648 * tree-pass.h (register_one_dump_file): Add a prototype for
21649 register_one_dump_file.
21650 * toplev.c (compile_file): Call initialize_plugins.
21651 (do_compile): Call invoke_plugin_callbacks.
21652 (toplev_main): Call invoke_plugin_callbacks.
21653 * common.opt: Add -fplugin= and -fplugin-arg-.
21654 * gcc-plugin.h: New public header file for plugins to include.
21655 * plugin.c: New source file.
21656 * plugin.h: New internal header file.
21657 * passes.c (register_one_dump_file): Make it external.
21659 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
21661 2009-04-14 Diego Novillo <dnovillo@google.com>
21663 * doc/plugins.texi: New.
21664 * doc/gccint.texi: Add reference to Plugins chapter.
21665 * doc/invoke.texi: Document -fplugin and -fplugin-arg
21666 * diagnostic.c (diagnostic_report_diagnostic): Warn about
21667 loaded plugins, if any.
21668 * timevar.def (TV_PLUGIN_INIT): Define.
21669 (TV_PLUGIN_RUN): Define.
21670 * plugin.c: Include timevar.h
21671 (plugins_active_p): New.
21672 (dump_active_plugins): New.
21673 (debug_active_plugins): New.
21675 2009-04-14 Joseph Myers <joseph@codesourcery.com>
21677 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
21679 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
21681 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
21683 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
21684 the same as a minus without a shift.
21686 2009-04-14 Nick Clifton <nickc@redhat.com>
21688 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
21689 comparisons with small integers will always produce a short
21692 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
21695 2008-12-19 Diego Novillo <dnovillo@google.com>
21697 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
21699 2009-04-14 Richard Guenther <rguenther@suse.de>
21701 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
21703 (verify_gimple_assign_binary): Likewise. Handle shifts and
21705 (verify_gimple_phi): Print the mismatched argument position.
21706 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
21708 (vect_update_init_of_dr): Likewise.
21709 * matrix-reorg.c (transform_access_sites): Do what the
21711 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
21713 2009-04-13 Michael Eager <eager@eagercon.com>
21715 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
21716 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
21717 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
21718 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
21719 remove duplicate config
21721 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
21723 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
21724 file_name:line_number type locator of the call site.
21726 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
21728 * genautomata.c: Put blank after comma.
21729 (automaton_decls): New.
21730 (struct unit_usage): Add comments to member next.
21731 (store_alt_unit_usage): Keep the list ordered.
21732 (unit_present_on_list_p, equal_alternatives_p): New.
21733 (check_regexp_units_distribution): Check units distribution
21734 correctness correctly.
21735 (main): Don't write automata if error is found. Return correct
21738 * config/m68k/cf.md (cfv4_ds): Remove.
21739 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
21740 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
21742 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
21743 power4-load-ext, power4-store, power4-store-update,
21744 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
21745 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
21746 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
21747 power4-sqrt, power4-isync): Modify reservation to make correct
21748 unit distribution to automata.
21750 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
21751 power5-store-update, power5-two, power5-three, power5-lmul,
21752 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
21754 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
21756 * except.c (pass_set_nothrow_function_flags): Set name and add
21758 (set_nothrow_function_flags): Mention in the dump file when
21759 changing a function to nothrow.
21761 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
21764 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
21765 instead of unsigned long.
21767 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21769 * config/arm/arm.c (return_used_this_function): Remove.
21770 (arm_output_function_prologue): Remove use of
21771 return_used_this_function.
21772 (output_return_instruction): Replace use of
21773 return_used_this_function
21774 by cfun->machine->return_used_this_function.
21775 (arm_output_epilogue): Likewise.
21776 (arm_output_function_epilogue): Likewise.
21777 (thumb_unexpanded_epilogue): Likewise.
21778 * config/arm/arm.h (struct machine_function):
21779 New member return_used_this_function.
21781 2009-04-12 Mark Mitchell <mark@codesourcery.com>
21783 * doc/install.texi: Correct description of default directory for
21784 --with-gxx-include-dir.
21786 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
21788 * fold-const.c (build_range_check): Properly deal with enumeral and
21789 boolean base types.
21791 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
21793 * doc/invoke.texi (max_gcse_passes): Remove documentation.
21794 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
21795 * params.h (MAX_GCSE_PASSES): Remove.
21796 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
21797 in sequence. Remove ability to run multiple passes.
21798 (bypass_jumps): Report run as third CPROP pass.
21800 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
21802 PR middle-end/39651
21803 * except.c (can_throw_external): Look at each insn in a SEQUENCE
21804 when deciding whether the whole SEQUENCE can throw.
21806 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
21809 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
21810 offseted label references.
21812 2009-04-11 Jan Hubicka <jh@suse.cz>
21814 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
21816 2009-04-11 Richard Guenther <rguenther@suse.de>
21818 PR middle-end/39732
21819 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
21820 return variables as TREE_ADDRESSABLE.
21822 2009-04-11 Richard Guenther <rguenther@suse.de>
21824 PR tree-optimization/39713
21825 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
21826 reference trees have SSA_NAME operands.
21828 2009-04-11 Richard Guenther <rguenther@suse.de>
21831 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
21832 address expressions.
21834 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
21836 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
21837 match changes in Cygwin 1.7
21838 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
21839 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
21841 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
21843 PR tree-optimization/39701
21844 * doc/invoke.texi (Optimization Options): Document change in
21845 meaning and initialization of -fdelete-null-pointer-checks.
21847 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
21849 PR middle-end/39701
21850 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
21852 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
21855 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
21857 2009-04-10 Chao-ying Fu <fu@mips.com>
21859 * doc/tm.texi (Instruction Output): Document
21860 TARGET_ASM_FINAL_POSTSCAN_INSN.
21861 * target.h (final_postscan_insn): New field in asm_out.
21862 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
21863 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
21864 * final.c (final_scan_insn): Call
21865 targetm.asm_out.final_postscan_insn after outputting
21866 an asm macro and a normal instruction.
21868 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
21869 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
21870 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
21871 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
21872 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
21874 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
21876 PR middle-end/39701
21877 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
21878 variables as non-NULL even with -fdelete-null-pointer-checks.
21880 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
21882 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
21884 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
21887 * config/i386/i386.c (classify_argument): Handle SCmode with
21888 (bit_offset % 64) != 0.
21890 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
21892 * doc/invoke.texi (Optimize Options): Add cross-reference to
21893 -Q --help=optimizers examples.
21895 2009-04-10 Ben Elliston <bje@au.ibm.com>
21898 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
21899 regalign for the reg == fpr and TDmode case.
21901 2009-04-09 David Ayers <ayers@fsfe.org>
21904 * objc/objc-act.c (warn_with_method): Remove helper function.
21905 (check_duplicates): Call warning and inform directly.
21906 (really_start_method): Likewise.
21908 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
21910 * expmed.c (expand_divmod): Always use a comparison for a division
21911 by a large unsigned integer.
21913 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
21914 for things others than variables or functions as nonzero.
21916 2009-04-09 Nick Clifton <nickc@redhat.com>
21918 * unwind-compat.c: Change copyright header to refer to version
21919 3 of the GNU General Public License with version 3.1 of the
21920 GCC Runtime Library Exception and to point readers at the
21921 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
21922 * config/alpha/crtfastmath.c: Likewise.
21923 * config/alpha/linux-unwind.h: Likewise.
21924 * config/alpha/qrnnd.asm: Likewise.
21925 * config/alpha/vms-crt0-64.c: Likewise.
21926 * config/alpha/vms-crt0.c: Likewise.
21927 * config/alpha/vms-dwarf2.asm: Likewise.
21928 * config/alpha/vms-dwarf2eh.asm: Likewise.
21929 * config/alpha/vms-psxcrt0-64.c: Likewise.
21930 * config/alpha/vms-psxcrt0.c: Likewise.
21931 * config/alpha/vms_tramp.asm: Likewise.
21932 * config/arc/initfini.c: Likewise.
21933 * config/arc/lib1funcs.asm: Likewise.
21934 * config/arm/bpabi-v6m.S: Likewise.
21935 * config/arm/bpabi.S: Likewise.
21936 * config/arm/bpabi.c: Likewise.
21937 * config/arm/crti.asm: Likewise.
21938 * config/arm/crtn.asm: Likewise.
21939 * config/arm/ieee754-df.S: Likewise.
21940 * config/arm/ieee754-sf.S: Likewise.
21941 * config/arm/lib1funcs.asm: Likewise.
21942 * config/arm/libunwind.S: Likewise.
21943 * config/arm/linux-atomic.c: Likewise.
21944 * config/arm/mmintrin.h: Likewise.
21945 * config/arm/pr-support.c: Likewise.
21946 * config/arm/unaligned-funcs.c: Likewise.
21947 * config/arm/unwind-arm.c: Likewise.
21948 * config/arm/unwind-arm.h: Likewise.
21949 * config/avr/libgcc.S: Likewise.
21950 * config/bfin/crti.s: Likewise.
21951 * config/bfin/crtlibid.s: Likewise.
21952 * config/bfin/crtn.s: Likewise.
21953 * config/bfin/lib1funcs.asm: Likewise.
21954 * config/bfin/linux-unwind.h: Likewise.
21955 * config/cris/arit.c: Likewise.
21956 * config/cris/cris_abi_symbol.c: Likewise.
21957 * config/darwin-64.c: Likewise.
21958 * config/darwin-crt2.c: Likewise.
21959 * config/darwin-crt3.c: Likewise.
21960 * config/darwin.h: Likewise.
21961 * config/dbxelf.h: Likewise.
21962 * config/dfp-bit.c: Likewise.
21963 * config/dfp-bit.h: Likewise.
21964 * config/elfos.h: Likewise.
21965 * config/fixed-bit.c: Likewise.
21966 * config/fixed-bit.h: Likewise.
21967 * config/fp-bit.c: Likewise.
21968 * config/fp-bit.h: Likewise.
21969 * config/fr30/crti.asm: Likewise.
21970 * config/fr30/crtn.asm: Likewise.
21971 * config/fr30/lib1funcs.asm: Likewise.
21972 * config/freebsd-spec.h: Likewise.
21973 * config/frv/cmovd.c: Likewise.
21974 * config/frv/cmovh.c: Likewise.
21975 * config/frv/cmovw.c: Likewise.
21976 * config/frv/frvbegin.c: Likewise.
21977 * config/frv/frvend.c: Likewise.
21978 * config/frv/lib1funcs.asm: Likewise.
21979 * config/glibc-stdint.h: Likewise.
21980 * config/h8300/clzhi2.c: Likewise.
21981 * config/h8300/crti.asm: Likewise.
21982 * config/h8300/crtn.asm: Likewise.
21983 * config/h8300/ctzhi2.c: Likewise.
21984 * config/h8300/fixunssfsi.c: Likewise.
21985 * config/h8300/lib1funcs.asm: Likewise.
21986 * config/h8300/parityhi2.c: Likewise.
21987 * config/h8300/popcounthi2.c: Likewise.
21988 * config/i386/ammintrin.h: Likewise.
21989 * config/i386/att.h: Likewise.
21990 * config/i386/avxintrin.h: Likewise.
21991 * config/i386/biarch64.h: Likewise.
21992 * config/i386/bmmintrin.h: Likewise.
21993 * config/i386/cpuid.h: Likewise.
21994 * config/i386/cross-stdarg.h: Likewise.
21995 * config/i386/crtfastmath.c: Likewise.
21996 * config/i386/crtprec.c: Likewise.
21997 * config/i386/cygming-crtbegin.c: Likewise.
21998 * config/i386/cygming-crtend.c: Likewise.
21999 * config/i386/cygwin.asm: Likewise.
22000 * config/i386/emmintrin.h: Likewise.
22001 * config/i386/gmm_malloc.h: Likewise.
22002 * config/i386/gthr-win32.c: Likewise.
22003 * config/i386/i386.h: Likewise.
22004 * config/i386/immintrin.h: Likewise.
22005 * config/i386/linux-unwind.h: Likewise.
22006 * config/i386/linux64.h: Likewise.
22007 * config/i386/mm3dnow.h: Likewise.
22008 * config/i386/mmintrin-common.h: Likewise.
22009 * config/i386/mmintrin.h: Likewise.
22010 * config/i386/nmmintrin.h: Likewise.
22011 * config/i386/pmm_malloc.h: Likewise.
22012 * config/i386/pmmintrin.h: Likewise.
22013 * config/i386/smmintrin.h: Likewise.
22014 * config/i386/sol2-c1.asm: Likewise.
22015 * config/i386/sol2-ci.asm: Likewise.
22016 * config/i386/sol2-cn.asm: Likewise.
22017 * config/i386/sol2-gc1.asm: Likewise.
22018 * config/i386/tmmintrin.h: Likewise.
22019 * config/i386/unix.h: Likewise.
22020 * config/i386/w32-unwind.h: Likewise.
22021 * config/i386/wmmintrin.h: Likewise.
22022 * config/i386/x86-64.h: Likewise.
22023 * config/i386/x86intrin.h: Likewise.
22024 * config/i386/xmmintrin.h: Likewise.
22025 * config/ia64/crtbegin.asm: Likewise.
22026 * config/ia64/crtend.asm: Likewise.
22027 * config/ia64/crtfastmath.c: Likewise.
22028 * config/ia64/crti.asm: Likewise.
22029 * config/ia64/crtn.asm: Likewise.
22030 * config/ia64/fde-glibc.c: Likewise.
22031 * config/ia64/lib1funcs.asm: Likewise.
22032 * config/ia64/linux-unwind.h: Likewise.
22033 * config/ia64/quadlib.c: Likewise.
22034 * config/ia64/unwind-ia64.c: Likewise.
22035 * config/linux.h: Likewise.
22036 * config/m32c/m32c-lib1.S: Likewise.
22037 * config/m32c/m32c-lib2-trapv.c: Likewise.
22038 * config/m32c/m32c-lib2.c: Likewise.
22039 * config/m32r/initfini.c: Likewise.
22040 * config/m68hc11/larith.asm: Likewise.
22041 * config/m68hc11/m68hc11-crt0.S: Likewise.
22042 * config/m68k/cf.md: Likewise.
22043 * config/m68k/crti.s: Likewise.
22044 * config/m68k/crtn.s: Likewise.
22045 * config/m68k/lb1sf68.asm: Likewise.
22046 * config/m68k/linux-unwind.h: Likewise.
22047 * config/mcore/crti.asm: Likewise.
22048 * config/mcore/crtn.asm: Likewise.
22049 * config/mcore/lib1.asm: Likewise.
22050 * config/mips/linux-unwind.h: Likewise.
22051 * config/mips/loongson.h: Likewise.
22052 * config/mips/mips16.S: Likewise.
22053 * config/mmix/crti.asm: Likewise.
22054 * config/mmix/crtn.asm: Likewise.
22055 * config/pa/fptr.c: Likewise.
22056 * config/pa/hpux-unwind.h: Likewise.
22057 * config/pa/lib2funcs.asm: Likewise.
22058 * config/pa/linux-atomic.c: Likewise.
22059 * config/pa/linux-unwind.h: Likewise.
22060 * config/pa/milli64.S: Likewise.
22061 * config/pa/quadlib.c: Likewise.
22062 * config/pa/stublib.c: Likewise.
22063 * config/picochip/libgccExtras/adddi3.asm: Likewise.
22064 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
22065 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
22066 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
22067 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
22068 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
22069 * config/picochip/libgccExtras/divmod15.asm: Likewise.
22070 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
22071 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
22072 * config/picochip/libgccExtras/longjmp.asm: Likewise.
22073 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
22074 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
22075 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
22076 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
22077 * config/picochip/libgccExtras/setjmp.asm: Likewise.
22078 * config/picochip/libgccExtras/subdi3.asm: Likewise.
22079 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
22080 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
22081 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
22082 * config/rs6000/750cl.h: Likewise.
22083 * config/rs6000/altivec.h: Likewise.
22084 * config/rs6000/biarch64.h: Likewise.
22085 * config/rs6000/crtresfpr.asm: Likewise.
22086 * config/rs6000/crtresgpr.asm: Likewise.
22087 * config/rs6000/crtresxfpr.asm: Likewise.
22088 * config/rs6000/crtresxgpr.asm: Likewise.
22089 * config/rs6000/crtsavfpr.asm: Likewise.
22090 * config/rs6000/crtsavgpr.asm: Likewise.
22091 * config/rs6000/darwin-asm.h: Likewise.
22092 * config/rs6000/darwin-fallback.c: Likewise.
22093 * config/rs6000/darwin-fpsave.asm: Likewise.
22094 * config/rs6000/darwin-ldouble.c: Likewise.
22095 * config/rs6000/darwin-tramp.asm: Likewise.
22096 * config/rs6000/darwin-unwind.h: Likewise.
22097 * config/rs6000/darwin-vecsave.asm: Likewise.
22098 * config/rs6000/darwin-world.asm: Likewise.
22099 * config/rs6000/e500crtres32gpr.asm: Likewise.
22100 * config/rs6000/e500crtres64gpr.asm: Likewise.
22101 * config/rs6000/e500crtres64gprctr.asm: Likewise.
22102 * config/rs6000/e500crtrest32gpr.asm: Likewise.
22103 * config/rs6000/e500crtrest64gpr.asm: Likewise.
22104 * config/rs6000/e500crtresx32gpr.asm: Likewise.
22105 * config/rs6000/e500crtresx64gpr.asm: Likewise.
22106 * config/rs6000/e500crtsav32gpr.asm: Likewise.
22107 * config/rs6000/e500crtsav64gpr.asm: Likewise.
22108 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
22109 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
22110 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
22111 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
22112 * config/rs6000/eabi-ci.asm: Likewise.
22113 * config/rs6000/eabi-cn.asm: Likewise.
22114 * config/rs6000/eabi.asm: Likewise.
22115 * config/rs6000/linux-unwind.h: Likewise.
22116 * config/rs6000/linux64.h: Likewise.
22117 * config/rs6000/paired.h: Likewise.
22118 * config/rs6000/paired.md: Likewise.
22119 * config/rs6000/ppc64-fp.c: Likewise.
22120 * config/rs6000/ppu_intrinsics.h: Likewise.
22121 * config/rs6000/rs6000.h: Likewise.
22122 * config/rs6000/si2vmx.h: Likewise.
22123 * config/rs6000/sol-ci.asm: Likewise.
22124 * config/rs6000/sol-cn.asm: Likewise.
22125 * config/rs6000/spe.h: Likewise.
22126 * config/rs6000/spu2vmx.h: Likewise.
22127 * config/rs6000/sysv4.h: Likewise.
22128 * config/rs6000/tramp.asm: Likewise.
22129 * config/rs6000/vec_types.h: Likewise.
22130 * config/s390/linux-unwind.h: Likewise.
22131 * config/s390/tpf-unwind.h: Likewise.
22132 * config/score/crti.asm: Likewise.
22133 * config/score/crtn.asm: Likewise.
22134 * config/sh/crt1.asm: Likewise.
22135 * config/sh/crti.asm: Likewise.
22136 * config/sh/crtn.asm: Likewise.
22137 * config/sh/divtab-sh4-300.c: Likewise.
22138 * config/sh/divtab-sh4.c: Likewise.
22139 * config/sh/divtab.c: Likewise.
22140 * config/sh/lib1funcs-4-300.asm: Likewise.
22141 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
22142 * config/sh/lib1funcs.asm: Likewise.
22143 * config/sh/lib1funcs.h: Likewise.
22144 * config/sh/linux-atomic.asm: Likewise.
22145 * config/sh/linux-unwind.h: Likewise.
22146 * config/sh/shmedia.h: Likewise.
22147 * config/sh/sshmedia.h: Likewise.
22148 * config/sh/ushmedia.h: Likewise.
22149 * config/sparc/crtfastmath.c: Likewise.
22150 * config/sparc/linux-unwind.h: Likewise.
22151 * config/sparc/sol2-c1.asm: Likewise.
22152 * config/sparc/sol2-ci.asm: Likewise.
22153 * config/sparc/sol2-cn.asm: Likewise.
22154 * config/spu/divmodti4.c: Likewise.
22155 * config/spu/divv2df3.c: Likewise.
22156 * config/spu/float_disf.c: Likewise.
22157 * config/spu/float_unsdidf.c: Likewise.
22158 * config/spu/float_unsdisf.c: Likewise.
22159 * config/spu/float_unssidf.c: Likewise.
22160 * config/spu/mfc_multi_tag_release.c: Likewise.
22161 * config/spu/mfc_multi_tag_reserve.c: Likewise.
22162 * config/spu/mfc_tag_release.c: Likewise.
22163 * config/spu/mfc_tag_reserve.c: Likewise.
22164 * config/spu/mfc_tag_table.c: Likewise.
22165 * config/spu/multi3.c: Likewise.
22166 * config/spu/spu_internals.h: Likewise.
22167 * config/spu/spu_intrinsics.h: Likewise.
22168 * config/spu/spu_mfcio.h: Likewise.
22169 * config/spu/vec_types.h: Likewise.
22170 * config/spu/vmx2spu.h: Likewise.
22171 * config/stormy16/stormy16-lib2.c: Likewise.
22172 * config/svr4.h: Likewise.
22173 * config/sync.c: Likewise.
22174 * config/v850/lib1funcs.asm: Likewise.
22175 * config/vxlib-tls.c: Likewise.
22176 * config/vxlib.c: Likewise.
22177 * config/vxworks-dummy.h: Likewise.
22178 * config/xtensa/crti.asm: Likewise.
22179 * config/xtensa/crtn.asm: Likewise.
22180 * config/xtensa/ieee754-df.S: Likewise.
22181 * config/xtensa/ieee754-sf.S: Likewise.
22182 * config/xtensa/lib1funcs.asm: Likewise.
22183 * config/xtensa/lib2funcs.S: Likewise.
22184 * config/xtensa/linux-unwind.h: Likewise.
22185 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
22186 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
22187 * coretypes.h: Likewise.
22188 * crtstuff.c: Likewise.
22189 * defaults.h: Likewise.
22190 * dwarf2.h: Likewise.
22191 * emutls.c: Likewise.
22192 * gbl-ctors.h: Likewise.
22193 * gcov-io.h: Likewise.
22194 * ginclude/float.h: Likewise.
22195 * ginclude/iso646.h: Likewise.
22196 * ginclude/stdarg.h: Likewise.
22197 * ginclude/stdbool.h: Likewise.
22198 * ginclude/stddef.h: Likewise.
22199 * ginclude/stdfix.h: Likewise.
22200 * ginclude/stdint-gcc.h: Likewise.
22201 * ginclude/tgmath.h: Likewise.
22202 * gthr-aix.h: Likewise.
22203 * gthr-dce.h: Likewise.
22204 * gthr-gnat.c: Likewise.
22205 * gthr-gnat.h: Likewise.
22206 * gthr-lynx.h: Likewise.
22207 * gthr-mipssde.h: Likewise.
22208 * gthr-nks.h: Likewise.
22209 * gthr-posix.c: Likewise.
22210 * gthr-posix.h: Likewise.
22211 * gthr-posix95.h: Likewise.
22212 * gthr-rtems.h: Likewise.
22213 * gthr-single.h: Likewise.
22214 * gthr-solaris.h: Likewise.
22215 * gthr-tpf.h: Likewise.
22216 * gthr-vxworks.h: Likewise.
22217 * gthr-win32.h: Likewise.
22218 * gthr.h: Likewise.
22219 * libgcc2.c: Likewise.
22220 * libgcc2.h: Likewise.
22221 * libgcov.c: Likewise.
22222 * tsystem.h: Likewise.
22223 * typeclass.h: Likewise.
22224 * unwind-c.c: Likewise.
22225 * unwind-compat.h: Likewise.
22226 * unwind-dw2-fde-compat.c: Likewise.
22227 * unwind-dw2-fde-darwin.c: Likewise.
22228 * unwind-dw2-fde-glibc.c: Likewise.
22229 * unwind-dw2-fde.c: Likewise.
22230 * unwind-dw2-fde.h: Likewise.
22231 * unwind-dw2.c: Likewise.
22232 * unwind-dw2.h: Likewise.
22233 * unwind-generic.h: Likewise.
22234 * unwind-pe.h: Likewise.
22235 * unwind-sjlj.c: Likewise.
22236 * unwind.inc: Likewise.
22237 * config/arm/neon-gen.ml: Change generated copyright header to
22238 refer to version 3 of the GNU General Public License with
22239 version 3.1 of the GCC Runtime Library Exception and to point
22240 readers at the COPYING3 and COPYING3.RUNTIME files and the
22241 FSF's license web page.
22242 * config/arm/arm_neon.h: Regenerate.
22244 2009-04-09 Jakub Jelinek <jakub@redhat.com>
22246 * config/cris/cris.md: Change copyright header to refer to version
22247 3 of the GNU General Public License.
22248 * doc/install.texi2html: Change copyright header to refer to version
22249 3 of the GNU General Public License and to point readers at the
22250 COPYING3 file and the FSF's license web page.
22251 * config/vax/linux.h: Likewise.
22253 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
22255 * config/i386/i386.md (cmpcc): New.
22256 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
22257 (sync_compare_and_swap_cc*): Delete.
22259 * config/s390/s390.c (s390_compare_emitted): Remove.
22260 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
22261 s390_compare_emitted used to be handled. Assert that modes match.
22262 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
22263 refer to sync_compare_and_swap_ccsi.
22264 * config/s390/s390.h (s390_compare_emitted): Remove.
22265 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
22266 instead of s390_compare_emitted.
22267 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
22268 instead of s390_compare_emitted.
22269 * config/s390/s390.md (cmpcc): New.
22270 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
22271 CC_REGNUM, do not pretend it's set.
22272 (sync_compare_and_swap_cc*): Delete.
22273 * config/s390/predicates.md (cc_reg_operand): New.
22275 * expr.c (sync_compare_and_swap_cc): Delete.
22276 * optabs.h (sync_compare_and_swap_cc): Delete.
22277 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
22278 is being used with can_compare_p.
22279 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
22280 (find_cc_set): New.
22281 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
22282 look for a MODE_CC set instead. Use emit_store_flag.
22283 (expand_compare_and_swap_loop): Likewise, with some additional
22284 complication to avoid a force_reg when useless. Use
22285 emit_cmp_and_jump_insns.
22286 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
22287 * doc/md.texi (sync_compare_and_swap_cc): Merge with
22288 sync_compare_and_swap documentation.
22290 2009-04-09 Jan Hubicka <jh@suse.cz>
22292 * except.c (find_prev_try): Break out from ....
22293 (duplicate_eh_regions): ... here; properly update prev_try pointers
22294 when duplication part of tree.
22295 (dump_eh_tree): Improve dumping.
22296 (verify_eh_region): New.
22297 (verify_eh_tree): Use it.
22299 2009-04-06 Richard Guenther <rguenther@suse.de>
22301 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
22302 &ARRAY addresses by adjusting their types and prepending
22304 * tree-cfg.c (verify_gimple_assign_single): Verify that
22305 addresses are correct.
22307 2009-04-09 Richard Guenther <rguenther@suse.de>
22309 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
22310 indices into an array reference if possible.
22311 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
22312 Fold POINTER_PLUS_EXPR statements with invariant address.
22314 2009-04-09 Alan Modra <amodra@bigpond.net.au>
22317 * config.gcc (powerpc64-*-linux*): Always build biarch.
22319 2009-04-09 Joseph Myers <joseph@codesourcery.com>
22322 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
22323 it and pedwarn if this results in an INTEGER_CST.
22325 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22327 * doc/install.texi: Update minimum GMP version. Remove obsolete
22328 text in MPFR section.
22330 2009-04-08 Jakub Jelinek <jakub@redhat.com>
22332 * dwarf2out.c (class_scope_p): New static inline.
22333 (class_or_namespace_scope_p): Use it.
22334 (gen_variable_die): Use DW_TAG_member tag for static data member
22335 declarations instead of DW_TAG_variable.
22337 PR middle-end/39573
22338 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
22341 2009-04-08 Richard Guenther <rguenther@suse.de>
22343 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
22344 valueize random data.
22346 2009-04-08 David Edelsohn <edelsohn@gnu.org>
22348 * config.gcc (aix tm_file): Add aix-stdint.h.
22349 (aix tm clause use_gcc_stdint): Set to wrap.
22350 * config/rs6000/aix-stdint.h: New file.
22352 2009-04-08 Richard Guenther <rguenther@suse.de>
22354 PR middle-end/36291
22355 * tree-dfa.c (add_referenced_var): Do not recurse into
22356 global initializers.
22357 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
22359 (fold_const_aggregate_ref): Likewise.
22361 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
22363 * recog.c (ordered_comparison_operator): New.
22364 * gensupport.c (std_preds): Add it.
22365 * doc/md.texi (Machine-Independent Predicates): Document it.
22367 2009-04-08 Jan Hubicka <jh@suse.cz>
22369 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
22370 * function.h (rtl_eh): Remove exception_handler_label_map.
22371 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
22372 remove_exception_handler_label, for_each_eh_label_1): Remove.
22373 (rtl_remove_unreachable_regions): Remove.
22374 (convert_from_eh_region_ranges): Do not remove unreachable regions.
22375 (find_exception_handler_labels): Don't build the hashtable.
22376 (maybe_remove_eh_handler): Remove.
22377 (for_each_eh_label): Rewrite to walk the tree.
22378 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
22379 * except.h (maybe_remove_eh_handler): Remove.
22380 * passes.c (init_optimization_passes): Schedule second EH cleanup
22382 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
22383 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
22385 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
22387 * genoutput.c (validate_optab_operands): New.
22388 (gen_insn, gen_expand): Call it.
22390 * genflags.c (gen_insn): Detect misused iterators.
22391 (main): Pass line_no to gen_insn, exit with status 1 on error.
22393 * genextract.c (line_no): Make global.
22394 (VEC_safe_set_locstr): Change assertion to error message.
22395 (main): Exit with status 1 on error.
22397 2009-04-08 Joseph Myers <joseph@codesourcery.com>
22401 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
22402 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
22403 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
22404 * c-convert.c (convert): Do not call fold on results of conversion
22405 functions when the result is a C_MAYBE_CONST_EXPR.
22406 * c-parser.c (c_parser_postfix_expression): Do not fold condition
22407 of __builtin_choose_expr.
22408 * c-typeck.c (remove_c_maybe_const_expr): New.
22409 (build_unary_op, build_conditional_expr, build_compound_expr,
22410 build_binary_op, c_objc_common_truthvalue_conversion): Call
22411 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
22414 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
22416 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
22417 CODE to produce a new one. Add a prototype to use fold_convert_const
22419 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
22422 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
22423 mix declarations and code.
22425 2009-04-08 Ben Elliston <bje@au.ibm.com>
22427 * gcc.c: Replace `CC' with `GCC' throughout.
22429 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
22431 * doc/invoke.texi: Document Atom support.
22433 2009-04-07 Jason Merrill <jason@redhat.com>
22436 * c-common.h, c-common.c: Add flag_pretty_templates.
22437 * c-opts.c (c_common_handle_option): Set it.
22438 * c.opt: Add -fno-pretty-templates.
22439 * doc/invoke.texi (C++ Dialect Options): Likewise.
22441 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
22443 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
22444 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
22445 (ia64_expand_builtin): Likewise.
22447 2009-04-07 Martin Jambor <mjambor@suse.cz>
22449 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
22450 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
22451 ADDR_EXPRS are include too.
22453 2009-04-07 Richard Guenther <rguenther@suse.de>
22455 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
22456 decls are only used if passes as parameters or if they are
22457 local statics and the call is not to a builtin.
22458 (call_may_clobber_ref_p_1): Likewise.
22460 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22462 * expr.c (do_store_flag): Remove last argument. Simplify code
22463 to avoid duplication of tests already done by can_compare_p.
22464 (expand_expr_real_1): Adjust caller.
22466 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22468 * optabs.c (can_compare_p): Test the predicate of a
22469 cbranch and cstore pattern.
22471 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22473 * expr.c (convert_move): Use emit_store_flag instead of
22476 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22478 * config/i386/i386.c (ix86_compare_emitted): Remove.
22479 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
22480 ix86_compare_op0 like ix86_compare_emitted used to be handled.
22481 * config/i386/i386.h (ix86_compare_emitted): Remove.
22482 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
22483 instead of ix86_compare_emitted.
22484 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
22486 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
22488 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
22489 Add t-sysroot-suffix to tmake_file.
22490 * config/print-sysroot-suffix.sh: New file.
22491 * config/t-sysroot-suffix: New file.
22493 2009-04-07 Ben Elliston <bje@au.ibm.com>
22495 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
22496 as the latter produces a warning when the target does not support
22499 2009-04-07 Ben Elliston <bje@au.ibm.com>
22501 * dfp.c: Replace type punning assignments with memcpy throughout.
22502 * Makefile.in (dfp.o-warn): Remove.
22504 2009-04-07 Alan Modra <amodra@bigpond.net.au>
22507 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
22508 Include soft-fp/t-softfp after rs6000/t-linux64.
22510 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
22512 * stor-layout.c (set_sizetype): Use the full precision of their
22513 machine mode for bitsize types.
22515 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
22517 * config/i386/i386.md: Revert 2 accidental checkins.
22519 2009-04-06 Joey Ye <joey.ye@intel.com>
22520 Xuepeng Guo <xuepeng.guo@intel.com>
22521 H.J. Lu <hongjiu.lu@intel.com>
22523 Atom pipeline model, tuning and insn selection.
22524 * config.gcc (atom): Add atom config options and target.
22526 * config/i386/atom.md: New.
22528 * config/i386/i386.c (atom_cost): New cost.
22529 (m_ATOM): New macro flag.
22530 (initial_ix86_tune_features): Set m_ATOM.
22531 (x86_accumulate_outgoing_args): Likewise.
22532 (x86_arch_always_fancy_math_387): Likewise.
22533 (processor_target): Add Atom cost.
22534 (cpu_names): Add Atom cpu name.
22535 (override_options): Set Atom ISA.
22536 (ix86_issue_rate): New case PROCESSOR_ATOM.
22537 (ix86_adjust_cost): Likewise.
22539 * config/i386/i386.h (TARGET_ATOM): New target macro.
22540 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
22541 (TARGET_OPT_AGU): New target option.
22542 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
22543 (processor_type): Add PROCESSOR_ATOM.
22545 * config/i386/i386.md (cpu): Add new value "atom".
22546 (use_carry, movu): New attr.
22547 (atom.md): Include atom.md.
22548 (adddi3_carry_rex64): Set attr "use_carry".
22549 (addqi3_carry): Likewise.
22550 (addhi3_carry): Likewise.
22551 (addsi3_carry): Likewise.
22552 (*addsi3_carry_zext): Likewise.
22553 (subdi3_carry_rex64): Likewise.
22554 (subqi3_carry): Likewise.
22555 (subhi3_carry): Likewise.
22556 (subsi3_carry): Likewise.
22557 (x86_movdicc_0_m1_rex64): Likewise.
22558 (*x86_movdicc_0_m1_se): Likewise.
22559 (x86_movsicc_0_m1): Likewise.
22560 (*x86_movsicc_0_m1_se): Likewise.
22561 (*adddi_1_rex64): Emit add insn as much as possible.
22562 (*addsi_1): Likewise.
22563 (return_internal): Set atom_unit.
22564 (return_internal_long): Likewise.
22565 (return_pop_internal): Likewise.
22566 (*rcpsf2_sse): Set atom_sse_attr attr.
22567 (*qrt<mode>2_sse): Likewise.
22568 (*prefetch_sse): Likewise.
22570 * config/i386/i386-c.c (ix86_target_macros_internal): New case
22572 (ix86_target_macros_internal): Likewise.
22574 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
22575 (*prefetch_sse_rex): Likewise.
22576 (sse_rcpv4sf2): Likewise.
22577 (sse_vmrcpv4sf2): Likewise.
22578 (sse_sqrtv4sf2): Likewise.
22579 (<sse>_vmsqrt<mode>2): Likewise.
22580 (sse_ldmxcsr): Likewise.
22581 (sse_stmxcsr): Likewise.
22582 (*sse_sfence): Likewise.
22583 (sse2_clflush): Likewise.
22584 (*sse2_mfence): Likewise.
22585 (*sse2_lfence): Likewise.
22586 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
22587 (<sse>_movup<ssemodesuffixf2c>): Likewise.
22588 (avx_movdqu<avxmodesuffix>): Likewise.
22589 (avx_lddqu<avxmodesuffix>): Likewise.
22590 (sse2_movntv2di): Change attr "type" to "ssemov".
22591 (sse2_movntsi): Likewise.
22592 (rsqrtv8sf2): Change attr "type" to "sseadd".
22593 (sse3_addsubv2df3): Set attr "atom_unit".
22594 (sse3_h<plusminus_insn>v4sf3): Likewise.
22595 (*sse2_pmaddwd): Likewise.
22596 (*vec_extractv2di_1_rex64): Likewise.
22597 (*vec_extractv2di_1_avx): Likewise.
22598 (sse2_psadbw): Likewise.
22599 (ssse3_phaddwv8hi3): Likewise.
22600 (ssse3_phaddwv4hi3): Likewise.
22601 (ssse3_phadddv4si3): Likewise.
22602 (ssse3_phadddv2si3): Likewise.
22603 (ssse3_phaddswv8hi3): Likewise.
22604 (ssse3_phaddswv4hi3): Likewise.
22605 (ssse3_phsubwv8hi3): Likewise.
22606 (ssse3_phsubwv4hi3): Likewise.
22607 (ssse3_phsubdv4si3): Likewise.
22608 (ssse3_phsubdv2si3): Likewise.
22609 (ssse3_phsubswv8hi3): Likewise.
22610 (ssse3_phsubswv4hi3): Likewise.
22611 (ssse3_pmaddubsw128): Likewise.
22612 (sse3_pmaddubsw: Likewise.
22613 (ssse3_palignrti): Likewise.
22614 (ssse3_palignrdi): Likewise.
22616 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
22618 * doc/install.texi (Specific): Fix two cross-references to MinGW.
22620 2009-04-06 Richard Guenther <rguenther@suse.de>
22622 PR tree-optimization/28868
22623 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
22624 of which PHI results we inserted.
22625 (insert_into_preds_of_block): Record inserted PHIs.
22626 (eliminate): Eliminate redundant PHI nodes.
22627 (init_pre): Init inserted_phi_names.
22629 2009-04-06 Richard Guenther <rguenther@suse.de>
22631 PR tree-optimization/39643
22632 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
22633 IMAGPART_EXPRs of complex constants.
22634 (execute_fold_all_builtins): If we folded a call queue
22635 TODO_update_address_taken.
22637 2009-04-06 Jan Hubicka <jh@suse.cz>
22639 PR middle-end/39659
22640 * except.c (remove_unreachable_regions): Propagate may_contain_throw
22643 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
22645 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
22647 (ic_invalidate_array): Likewise.
22649 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
22651 * calls.c (emit_library_call_value_1): Fix a problem with parameter
22652 alignment for library calls.
22654 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
22656 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
22657 (mingw32 tm clause use_gcc_stdint): Set to wrap.
22658 * config/i386/mingw-stdint.h: New file.
22660 2009-04-05 Richard Guenther <rguenther@suse.de>
22662 PR tree-optimization/39648
22663 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
22664 our &A vs. &A[0] IL deficiencies.
22666 2009-04-04 Jan Hubicka <jh@suse.cz>
22668 * except.c (sjlj_find_directly_reachable_regions): Be ready for
22669 removed toplevel regions.
22670 (sjlj_mark_call_sites): Likewise.
22672 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
22674 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
22675 (cygwin tm clause use_gcc_stdint): Set to wrap.
22676 * config/i386/cygwin-stdint.h: New file.
22678 2009-04-04 Richard Guenther <rguenther@suse.de>
22680 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
22681 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
22682 single-argument PHIs if we are in loop-closed SSA form.
22683 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
22684 for the pre-condition.
22685 (slpeel_tree_peel_loop_to_edge): Likewise.
22686 (vect_build_loop_niters): Take an optional sequence to append stmts.
22687 (vect_generate_tmps_on_preheader): Likewise.
22688 (vect_do_peeling_for_loop_bound): Take extra guards for the
22690 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
22691 the cost model check.
22692 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
22693 guards if we are going to peel. Do not apply versioning in that case.
22694 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
22695 (vect_do_peeling_for_loop_bound): Likewise.
22696 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
22697 loop bound only record extra pre-conditions, do not apply loop
22700 2009-04-04 Richard Guenther <rguenther@suse.de>
22702 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
22705 2009-04-04 Jan Hubicka <jh@suse.cz>
22707 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
22708 last_basic_block for size of bb->index indexed array.
22709 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
22710 compute_out, link_btr_uses, build_btr_def_use_webs,
22711 build_btr_def_use_webs, migrate_btr_defs): Likewise.
22713 2009-04-04 Jan Hubicka <jh@suse.cz>
22715 * except.c (remove_eh_handler_and_replace): Break out from ...
22716 (remove_eh_handler): ... here.
22717 (bring_to_root): New function.
22718 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
22719 handled ones, bring others to root of tree.
22721 2009-04-04 Jan Hubicka <jh@suse.cz>
22723 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
22724 (all_phis_safe_to_merge): New function.
22725 (update_info): New structure.
22726 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
22727 (cleanup_empty_eh): Update SSA if possible.
22729 2009-04-04 Richard Guenther <rguenther@suse.de>
22731 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
22732 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
22733 (append_vuse): Likewise.
22735 2009-04-04 Jakub Jelinek <jakub@redhat.com>
22737 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
22738 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
22739 instead of REG_UNSAVED for DW_CFA_undefined.
22740 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
22741 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
22744 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
22747 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
22749 2009-04-04 Richard Guenther <rguenther@suse.de>
22751 PR tree-optimization/8781
22752 PR tree-optimization/37892
22753 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
22754 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
22755 (valueize_refs): Call it for *& valueizations.
22756 (shared_reference_ops_from_ref): Rename to ...
22757 (valueize_shared_reference_ops_from_ref): ... this and valueize.
22758 (shared_reference_ops_from_call): Rename to ...
22759 (valueize_shared_reference_ops_from_call): ... this and valueize.
22760 (vn_reference_lookup): Update.
22761 (visit_reference_op_call): Likewise.
22762 * tree-ssa-pre.c (phi_translate_1): Fold *&.
22763 (eliminate): Value-replace the call address in call statements.
22765 2009-04-04 Richard Guenther <rguenther@suse.de>
22767 PR tree-optimization/39636
22768 * tree-ssa-forwprop.c
22769 (forward_propagate_addr_into_variable_array_index): Check for
22770 GIMPLE_ASSIGN before accessing the rhs code.
22772 2009-04-03 Jason Merrill <jason@redhat.com>
22774 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
22776 2009-04-03 Steve Ellcey <sje@cup.hp.com>
22778 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
22779 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
22780 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
22781 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
22782 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
22783 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
22784 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
22785 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
22786 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
22787 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
22788 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
22789 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
22790 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
22791 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
22792 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
22793 Use fr_reg_or_fp01_operand instead of fr_register_operand
22795 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
22796 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
22797 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
22799 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
22801 PR rtl-optimization/39607
22802 PR rtl-optimization/39631
22806 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
22807 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
22808 instead of DF_LR_OUT.
22809 * ira-lives.c (process_bb_node_lives): Ditto.
22810 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
22811 instead of DF_LR_{OUT,IN}.
22812 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
22813 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
22815 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
22817 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
22818 (execute_lower_omp): Always run but take the short way out if -fopenmp
22820 (gate_lower_omp): Remove, forcing the pass manager to always run the
22821 pass and always set PROP_gimple_lomp.
22822 (pass_lower_omp): Remove gate function.
22823 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
22824 PROP_trees. Instead, require it.
22825 * ipa-cp.c (pass_ipa_cp): Likewise.
22826 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
22827 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
22828 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
22829 and PROP_gimple_leh.
22831 2009-04-03 Richard Guenther <rguenther@suse.de>
22833 PR middle-end/13146
22834 PR tree-optimization/23940
22835 PR tree-optimization/33237
22836 PR middle-end/33974
22837 PR middle-end/34093
22838 PR tree-optimization/36201
22839 PR tree-optimization/36230
22840 PR tree-optimization/38049
22841 PR tree-optimization/38207
22842 PR tree-optimization/38230
22843 PR tree-optimization/38301
22844 PR tree-optimization/38585
22845 PR middle-end/38895
22846 PR tree-optimization/38985
22847 PR tree-optimization/39299
22848 * tree-ssa-structalias.h: Remove.
22849 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
22850 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
22851 (struct vuse_element_d): Remove.
22852 (struct vuse_vec_d): Likewise.
22853 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
22854 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
22855 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
22856 VUSE_ELEMENT_VAR): Likewise.
22857 (struct voptype_d): Likewise.
22858 (NUM_VOP_FREE_BUCKETS): Likewise.
22859 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
22860 (struct stmt_operands_d): Remove.
22861 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
22862 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
22863 VDEF_NUM, VDEF_VECT): Likewise.
22864 (copy_virtual_operands): Remove.
22865 (operand_build_cmp): Likewise.
22866 (create_ssa_artificial_load_stmt): Likewise.
22867 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
22868 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
22869 vuse_index and mayuse_index members. Pack and move done and iter_type
22870 members to the front.
22871 (SSA_OP_VMAYUSE): Remove.
22872 (SSA_OP_VIRTUAL_USES): Adjust.
22873 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
22874 (unlink_stmt_vdef): Declare.
22875 (add_to_addressable_set): Remove.
22876 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
22877 (vrp_visit_stmt): Likewise.
22878 * doc/tree-ssa.texi (Alias analysis): Update.
22879 * doc/invoke.texi (max-aliased-vops): Remove docs.
22880 (avg-aliased-vops): Likewise.
22881 * tree-into-ssa.c (syms_to_rename): Remove.
22882 (need_to_update_vops_p): Likewise.
22883 (need_to_initialize_update_ssa_p): Rename to ...
22884 (update_ssa_initialized_fn): ... this. Track function we are
22886 (symbol_marked_for_renaming): Simplify.
22887 (add_new_name_mapping): Do not set need_to_update_vops_p.
22888 (dump_currdefs): Use SYMS_TO_RENAME.
22889 (rewrite_update_stmt): Always walk all uses/defs.
22890 (dump_update_ssa): Adjust.
22891 (init_update_ssa): Take function argument. Track what we are
22893 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
22894 (create_new_def_for): Initialize for cfun, assert we are initialized
22896 (mark_sym_for_renaming): Simplify.
22897 (mark_set_for_renaming): Do not initialize update-ssa.
22898 (need_ssa_update_p): Simplify. Take function argument.
22899 (name_mappings_registered_p): Assert we ask for the correct function.
22900 (name_registered_for_update_p): Likewise.
22901 (ssa_names_to_replace): Likewise.
22902 (release_ssa_name_after_update_ssa): Likewise.
22903 (update_ssa): Likewise. Use SYMS_TO_RENAME.
22904 (dump_decl_set): Do not print a newline.
22905 (debug_decl_set): Do it here.
22906 (dump_update_ssa): And here.
22907 * tree-ssa-loop-im.c (move_computations): Adjust.
22908 (movement_possibility): Likewise.
22909 (determine_max_movement): Likewise.
22910 (gather_mem_refs_stmt): Likewise.
22911 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
22912 or NAME_MEMORY_TAG.
22913 * tree-complex.c (update_all_vops): Remove.
22914 (expand_complex_move): Adjust.
22915 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
22916 Simplify test for memory referencing statement. Exclude
22917 non-invariant ADDR_EXPRs.
22918 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
22919 * tree-loop-distribution.c (generate_memset_zero): Adjust.
22920 (rdg_flag_uses): Likewise.
22921 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
22923 (tree_optimize_tail_calls_1): Also split the
22924 edge from the entry block if we have degenerate PHI nodes in
22925 the first basic block.
22926 * tree.c (init_ttree): Remove memory-tag related code.
22927 (tree_code_size): Likewise.
22928 (tree_node_structure): Likewise.
22929 (build7_stat): Re-write to be build6_stat.
22930 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
22931 (SSA_VAR_P): Adjust.
22932 (struct tree_memory_tag): Remove.
22933 (struct tree_memory_partition_tag): Likewise.
22934 (union tree_node): Adjust.
22935 (build7): Re-write to be build6.
22936 * tree-pass.h (pass_reset_cc_flags): Remove.
22937 (TODO_update_address_taken): New flag.
22938 (pass_simple_dse): Remove.
22939 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
22940 * params.h (MAX_ALIASED_VOPS): Remove.
22941 (AVG_ALIASED_VOPS): Likewise.
22942 * omp-low.c (expand_omp_taskreg): Update SSA form.
22943 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
22944 aliases the lhs in a copy stmt.
22945 * tree-ssa-dse.c (struct address_walk_data): Remove.
22946 (memory_ssa_name_same): Likewise.
22947 (memory_address_same): Likewise.
22948 (get_kill_of_stmt_lhs): Likewise.
22949 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
22950 unused stores. Look through PHI nodes into post-dominated regions.
22951 (dse_optimize_stmt): Simplify. Properly remove stores.
22952 (tree_ssa_dse): Compute dominators.
22953 (execute_simple_dse): Remove.
22954 (pass_simple_dse): Likewise.
22955 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
22956 gimple_loaded_syms and gimple_stored_syms computation.
22957 * toplev.c (dump_memory_report): Dump alias and pta stats.
22958 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
22959 (vn_reference_eq): Likewise.
22960 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
22961 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
22962 valueize_vuses): Remove.
22963 (get_def_ref_stmt_vuses): Simplify. Rename to ...
22964 (get_def_ref_stmt_vuse): ... this.
22965 (vn_reference_lookup_2): New function.
22966 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
22967 walking equivalent vuses. Simplify.
22968 (vn_reference_lookup): Likewise.
22969 (vn_reference_insert): Likewise.
22970 (vn_reference_insert_pieces): Likewise.
22971 (visit_reference_op_call): Simplify.
22972 (visit_reference_op_load): Likewise.
22973 (visit_reference_op_store): Likewise.
22974 (init_scc_vn): Remove shared_lookup_vuses initialization.
22975 (free_scc_vn): Remove shared_lookup_vuses freeing.
22976 (sort_vuses, sort_vuses_heap): Remove.
22977 (get_ref_from_reference_ops): Export.
22978 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
22979 vector with single vuse pointer.
22980 (vn_reference_lookup_pieces, vn_reference_lookup,
22981 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
22982 (shared_vuses_from_stmt): Remove.
22983 (get_ref_from_reference_ops): Declare.
22984 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
22985 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
22986 memory-tag related code.
22987 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
22988 (likely_value): Add comment, skip static-chain of call statements.
22989 (surely_varying_stmt_p): Adjust.
22990 (gimplify_and_update_call_from_tree): Likewise.
22991 (execute_fold_all_builtins): Do not rebuild alias info.
22992 (gimplify_and_update_call_from_tree): Properly update VOPs.
22993 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
22994 (copy_ref_info): Remove memory-tag related code.
22995 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
22996 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
22997 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
22999 * tree-ssa-dom.c (gimple_p): Remove typedef.
23000 (eliminate_redundant_computations): Adjust.
23001 (record_equivalences_from_stmt): Likewise.
23002 (avail_expr_hash): Likewise.
23003 (avail_expr_eq): Likewise.
23004 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
23005 (stmt_makes_single_load): Likewise.
23006 (stmt_makes_single_store): Likewise.
23007 * tree-ssa-alias.c: Rewrite completely.
23008 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
23009 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
23010 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
23011 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
23012 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
23013 Remove public functions.
23014 (pass_reset_cc_flags): Remove.
23015 (pass_build_alias): Move ...
23016 * tree-ssa-structalias.c (pass_build_alias): ... here.
23017 * tree-ssa-alias.c (may_be_aliased): Move ...
23018 * tree-flow-inline.h (may_be_aliased): ... here.
23019 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
23020 count_uses_and_derefs): Move ...
23021 * gimple.c: ... here.
23022 * gimple.h (count_uses_and_derefs): Declare.
23023 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
23024 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
23025 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
23026 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
23027 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
23028 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
23029 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
23031 * tree-dfa.c (refs_may_alias_p): Move ...
23032 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
23033 * tree-ssa-alias.h: New file.
23034 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
23035 (statement_sink_location): Likewise.
23036 * opts.c (decode_options): Do not adjust max-aliased-vops or
23037 avg-aliased-vops values.
23038 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
23039 (TV_CALL_CLOBBER): Likewise.
23040 (TV_FLOW_SENSITIVE): Likewise.
23041 (TV_FLOW_INSENSITIVE): Likewise.
23042 (TV_MEMORY_PARTITIONING): Likewise.
23043 (TV_ALIAS_STMT_WALK): New timevar.
23044 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
23045 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
23046 (get_address_description): Remove memory-tag related code.
23047 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
23048 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
23049 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
23050 and immediate uses in statements. Document.
23051 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
23052 (dump_symbols): Remove.
23053 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
23054 * alias.c (get_deref_alias_set): New function split out from ...
23055 (get_alias_set): ... here.
23056 * alias.h (get_deref_alias_set): Declare.
23057 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
23058 type parameter. Remove restrict pointer handling. Create a
23059 ref-all pointer in case type-based alias sets do not conflict.
23060 (vect_analyze_data_refs): Remove SMT related code.
23061 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
23062 (vectorizable_load): Likewise.
23063 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
23064 (DR_SYMBOL_TAG, DR_VOPS): Remove.
23065 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
23066 Ignore vops and SMTs.
23067 (dr_analyze_alias): Likewise..
23068 (free_data_ref): Likewise.
23069 (create_data_ref): Likewise.
23070 (analyze_all_data_dependences): Likewise.
23071 (get_references_in_stmt): Adjust.
23072 * tree-flow-inline.h (gimple_aliases_computed_p,
23073 gimple_addressable_vars, gimple_call_clobbered_vars,
23074 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
23075 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
23076 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
23077 gimple_mem_ref_stats): Remove.
23078 (gimple_vop): New function.
23079 (op_iter_next_use): Remove vuses and mayuses cases.
23080 (op_iter_next_def): Remove vdefs case.
23081 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
23082 (clear_and_done_ssa_iter): Do not set removed fields.
23083 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
23084 Assert we are not iterating over vuses or vdefs if not also
23085 iterating over uses or defs.
23086 (op_iter_init_use): Likewise.
23087 (op_iter_init_def): Likewise.
23088 (op_iter_next_vdef): Remove.
23089 (op_iter_next_mustdef): Likewise.
23090 (op_iter_init_vdef): Likewise.
23091 (compare_ssa_operands_equal): Likewise.
23092 (link_use_stmts_after): Handle vuse operand.
23093 (is_call_used): Use is_call_clobbered.
23094 (is_call_clobbered): Global variables are always call clobbered,
23095 query the call-clobbers bitmap.
23096 (mark_call_clobbered): Ignore global variables.
23097 (clear_call_clobbered): Likewise.
23098 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
23099 virtual operands sanity check.
23100 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
23102 (TARGET_MEM_REF): Remove TMR_TAG operand.
23103 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
23104 Remove call-clobber related code.
23105 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
23106 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
23107 partitions or escape reason.
23108 (get_single_def_stmt, get_single_def_stmt_from_phi,
23109 get_single_def_stmt_with_phi): Remove.
23110 (dump_referenced_vars): Tidy.
23111 (get_ref_base_and_extent): Allow bare decls.
23112 (collect_dfa_stats): Adjust.
23113 * graphite.c (rename_variables_in_stmt): Adjust.
23114 (graphite_copy_stmts_from_block): Likewise.
23115 (translate_clast): Likewise.
23116 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
23118 (translate_vuse_through_block): Use the oracle.
23119 (phi_translate_1): Adjust.
23120 (value_dies_in_block_x): Use the oracle. Cache the outcome
23122 (valid_in_sets): Check if the VUSE for
23123 a REFERENCE is available.
23124 (eliminate): Do not remove stmts during elimination,
23125 instead queue and remove them afterwards.
23126 (do_pre): Do not rebuild alias info.
23127 (pass_pre): Run TODO_rebuild_alias before PRE.
23128 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
23129 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
23130 (mark_all_v_defs_stmt): Remove.
23131 (mark_all_v_defs_seq): Adjust.
23132 (sra_replace): Likewise.
23133 (scalarize_use): Likewise.
23134 (scalarize_copy): Likewise.
23135 (scalarize_init): Likewise.
23136 (scalarize_ldst): Likewise.
23137 (todoflags): Remove.
23138 (tree_sra): Do not rebuild alias info.
23139 (tree_sra_early): Adjust.
23140 (pass_sra): Run TODO_update_address_taken before SRA.
23141 * tree-predcom.c (set_alias_info): Remove.
23142 (prepare_initializers_chain): Do not call it.
23143 (mark_virtual_ops_for_renaming): Adjust.
23144 (mark_virtual_ops_for_renaming_list): Remove.
23145 (initialize_root_vars): Adjust.
23146 (initialize_root_vars_lm): Likewise.
23147 (prepare_initializers_chain): Likewise.
23148 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
23149 (may_propagate_copy_into_stmt): Likewise.
23150 (merge_alias_info): Do nothing for now.
23151 (propagate_tree_value_into_stmt): Adjust.
23152 (stmt_may_generate_copy): Likewise.
23153 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
23154 not mark symbols for renaming.
23155 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
23156 with the same statement, make sure to update the new pointed-to one.
23157 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
23158 call statements, do not mark symbols for renaming.
23159 (mark_operand_necessary): Dump something.
23160 (ref_may_be_aliased): New function.
23161 (mark_aliased_reaching_defs_necessary_1): New helper function.
23162 (mark_aliased_reaching_defs_necessary): Likewise.
23163 (mark_all_reaching_defs_necessary_1): Likewise.
23164 (mark_all_reaching_defs_necessary): Likewise.
23165 (propagate_necessity): Do not process virtual PHIs. For
23166 non-aliased loads mark all reaching definitions as necessary.
23167 For aliased loads and stores mark the immediate dominating
23168 aliased clobbers as necessary.
23169 (visited): New global static.
23170 (perform_tree_ssa_dce): Free visited bitmap after propagating
23172 (remove_dead_phis): Perform simple dead virtual PHI removal.
23173 (remove_dead_stmt): Properly unlink virtual operands when
23175 (eliminate_unnecessary_stmts): Schedule PHI removal after
23177 * tree-ssa-ter.c (is_replaceable_p): Adjust.
23178 (process_replaceable): Likewise.
23179 (find_replaceable_in_bb): Likewise.
23180 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
23181 based on the single gimple vop.
23182 (verify_flow_insensitive_alias_info): Remove.
23183 (verify_flow_sensitive_alias_info): Likewise.
23184 (verify_call_clobbering): Likewise.
23185 (verify_memory_partitions): Likewise.
23186 (verify_alias_info): Likewise.
23187 (verify_ssa): Adjust..
23188 (execute_update_addresses_taken): Export. Update SSA
23189 manually. Optimize only when optimizing. Use a local bitmap.
23190 (pass_update_address_taken): Remove TODO_update_ssa, add
23192 (pass_update_address_taken): Just use TODO_update_address_taken.
23193 (init_tree_ssa): Do not initialize addressable_vars.
23194 (verify_ssa): Verify new VUSE / VDEF properties.
23195 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
23196 Do not call verify_alias_info.
23197 (delete_tree_ssa): Clear the VUSE, VDEF operands.
23198 Do not free the loaded and stored syms bitmaps. Reset the escaped
23199 and callused solutions. Do not free addressable_vars.
23200 Remove memory-tag related code.
23201 (warn_uninitialized_var): Aliases are always available.
23202 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
23203 * lambda-code.c (can_put_in_inner_loop): Adjust.
23204 (can_put_after_inner_loop): Likewise.
23205 (perfect_nestify): Likewise.
23206 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
23207 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
23208 (vectorizable_conversion): Do not mark symbols for renaming.
23209 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
23210 (expand_call_inline): Unlink the calls virtual operands before
23212 (tree_function_versioning): Do not call update_ssa if we are not
23213 updating clones. Simplify.
23214 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
23215 (propagate_with_phi): Likewise..
23216 * tree-outof-ssa.c (create_temp): Remove memory tag and call
23217 clobber code. Assert we are not aliased or global.
23218 * tree-flow.h: Include tree-ssa-alias.h
23219 (enum escape_type): Remove.
23220 (struct mem_sym_stats_d): Likewise.
23221 (struct mem_ref_stats_d): Likewise.
23222 (struct gimple_df): Add vop member. Remove global_var,
23223 call_clobbered_vars, call_used_vars, addressable_vars,
23224 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
23225 escaped and callused members.
23226 (struct ptr_info_def): Remove all members, add points-to solution
23228 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
23229 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
23230 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
23231 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
23232 (tree-ssa-alias.o): Likewise.
23233 (toplev.o): Add tree-ssa-alias.h
23234 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
23235 * gimple.c (gimple_set_bb): Fix off-by-one error.
23236 (is_gimple_reg): Do not handle memory tags.
23237 (gimple_copy): Also copy virtual operands.
23238 Delay updating the statement. Do not reset loaded and stored syms.
23239 (gimple_set_stored_syms): Remove.
23240 (gimple_set_loaded_syms): Likewise.
23241 (gimple_call_copy_skip_args): Copy the virtual operands
23242 and mark the new statement modified.
23243 * tree-ssa-structalias.c (may_alias_p): Remove.
23244 (set_uids_in_ptset): Take the alias set to prune with as
23245 parameter. Fold in the alias test of may_alias_p.
23246 (compute_points_to_sets): Compute whether a ptr is dereferenced
23247 in a local sbitmap.
23248 (process_constraint): Deal with &ANYTHING on the lhs, reject all
23249 other ADDRESSOF constraints on the lhs.
23250 (get_constraint_for_component_ref): Assert that we don't get
23251 ADDRESSOF constraints from the base of the reference.
23252 Properly generate UNKNOWN_OFFSET for DEREF if needed.
23253 (struct variable_info): Remove collapsed_to member.
23254 (get_varinfo_fc): Remove.
23255 (new_var_info): Do not set collapsed_to.
23256 (dump_constraint): Do not follow cycles.
23257 (dump_constraint_graph): Likewise.
23258 (build_pred_graph): Likewise.
23259 (build_succ_graph): Likewise.
23260 (rewrite_constraints): Likewise.
23261 (do_simple_structure_copy): Remove.
23262 (do_rhs_deref_structure_copy): Remove.
23263 (do_lhs_deref_structure_copy): Remove.
23264 (collapse_rest_of_var): Remove.
23265 (do_structure_copy): Re-implement.
23266 (pta_stats): New global variable.
23267 (dump_pta_stats): New function.
23268 (struct constraint_expr): Make offset signed.
23269 (UNKNOWN_OFFSET): Define special value.
23270 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
23271 (solution_set_expand): New helper function split out from ...
23272 (do_sd_constraint): ... here.
23273 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
23274 (do_ds_constraint): Likewise.
23275 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
23276 and CALLUSED = *CALLUSED.
23277 (set_union_with_increment): Make inc argument signed.
23278 (type_safe): Remove.
23279 (get_constraint_for_ptr_offset): Handle unknown and negative
23281 (first_vi_for_offset): Handle offsets before start. Bail
23282 out early for offsets beyond the variable extent.
23283 (first_or_preceding_vi_for_offset): New function.
23284 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
23285 Together with ESCAPED = *ESCAPED this properly computes reachability.
23286 (find_what_var_points_to): New function.
23287 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
23288 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
23289 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
23290 pt_solutions_intersect): New functions.
23291 (compute_call_used_vars): Remove.
23292 (compute_may_aliases): New main entry into PTA computation.
23293 * gimple.h (gimple_p): New typedef.
23294 (struct gimple_statement_base): Remove references_memory_p.
23295 (struct gimple_statement_with_memory_ops_base): Remove
23296 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
23298 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
23299 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
23300 gimple_set_references_memory): Remove.
23301 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
23302 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
23304 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
23305 (verify_expr): Allow RESULT_DECL.
23306 (gimple_duplicate_bb): Do not copy virtual operands.
23307 (gimple_duplicate_sese_region): Adjust.
23308 (gimple_duplicate_sese_tail): Likewise.
23309 (mark_virtual_ops_in_region): Remove.
23310 (move_sese_region_to_fn): Do not call it.
23311 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
23312 and pass_simple_dse.
23313 (execute_function_todo): Handle TODO_update_address_taken,
23314 call execute_update_addresses_taken for TODO_rebuild_alias.
23315 (execute_todo): Adjust.
23316 (execute_one_pass): Init dump files early.
23317 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
23319 (create_general_new_stmt): Clear vops.
23320 * tree-ssa-reassoc.c (get_rank): Adjust.
23321 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
23322 symbols for renaming.
23323 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
23324 (PARAM_AVG_ALIASED_VOPS): Likewise.
23325 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
23326 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
23327 * tree-ssa-operands.c: Simplify for new virtual operand representation.
23328 (operand_build_cmp, copy_virtual_operands,
23329 create_ssa_artificial_load_stmt, add_to_addressable_set,
23330 gimple_add_to_addresses_taken): Remove public functions.
23331 (unlink_stmt_vdef): New function.
23333 2009-04-03 Alan Modra <amodra@bigpond.net.au>
23335 * config.gcc (powerpc-*-linux*): Merge variants.
23337 2009-04-02 Chao-ying Fu <fu@mips.com>
23338 James Grosbach <james.grosbach@microchip.com>
23340 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
23341 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
23343 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
23344 keep_interrupts_masked_p, use_debug_exception_return_p.
23345 (mips_attribute_table): Add interrupt, use_shadow_register_set,
23346 keep_interrupts_masked, use_debug_exception_return.
23347 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
23348 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
23350 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
23351 (mips_print_operand): Process COP0 registers to print $0 .. $31
23352 correctly for GAS to process.
23353 (mips_interrupt_extra_call_saved_reg_p): New function.
23354 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
23356 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
23357 (mips_compute_frame_info): Add supports for interrupt context that
23358 includes doubleword accumulators and COP0 registers.
23359 (mips_for_each_saved_acc): New function.
23360 (mips_for_each_saved_gpr_and_fpr): Change the function name from
23361 mips_for_each_saved_reg.
23362 (mips_save_reg): Save accumulators.
23363 (mips_kernel_reg_p): A new for_each_rtx callback.
23364 (mips_expand_prologue): Support interrupt handlers.
23365 (mips_restore_reg): Restore accumulators.
23366 (mips_expand_epilogue): Support interrupt handlers.
23367 (mips_can_use_return_insn): Return false for interrupt handlers.
23368 (mips_epilogue_uses): New function.
23369 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
23370 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
23371 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
23372 cop0_move): New instructions.
23373 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
23374 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
23376 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
23378 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
23379 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
23380 interrupt handlers, we use K0 as the temporary register.
23381 (EPILOGUE_USES): Change to a function call.
23382 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
23383 handlers, we use K0 as the temporary register.
23385 * doc/extend.texi (Function Attributes): Document interrupt,
23386 use_shadow_register_set, keep_interrupts_masked,
23387 use_debug_exception_return for MIPS attributes.
23389 2009-04-03 Alan Modra <amodra@bigpond.net.au>
23391 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
23392 Remove a number of t-files from tmake_file.
23393 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
23394 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
23395 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
23396 target_prototype, not TARGET_PROTOTYPE.
23397 (LINK_OS_GNU_SPEC): Define.
23398 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
23399 and darwin-ldoubdle.c.
23401 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
23404 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
23405 (cpp_options): Ditto.
23406 (default_compilers): Ditto.
23407 (display_help): Ditto.
23408 (process_command): Ditto.
23409 (do_spec_1): Ditto.
23410 (set_input): Use lbasename instead of duplicate code.
23411 (save_temps_prefix): New static for -save-temps=obj.
23412 (save_temps_length): Ditto.
23414 * doc/invoke.texi (-save-temps=obj): Document new variant to
23415 -save-temps switch.
23417 2009-04-02 Jeff Law <law@redhat.com>
23419 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
23422 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
23424 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
23425 * configure: Regenerated.
23427 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23429 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
23430 share the argument list.
23432 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23436 2009-02-12 Diego Novillo <dnovillo@google.com>
23438 * varpool.c (debug_varpool): New.
23439 * cgraph.h (debug_varpool): Declare.
23441 2009-04-02 Jan Hubicka <jh@suse.cz>
23443 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
23446 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
23448 * config/i386/i386.c (ix86_abi): Move initialization to ...
23449 (override_options): Here.
23451 2009-04-02 Christian Bruel <christian.bruel@st.com>
23453 * config/sh/sh.c (sh_dwarf_register_span): New function.
23454 (TARGET_DWARF_REGISTER_SPAN): Define.
23455 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
23457 2009-04-02 Ira Rosen <irar@il.ibm.com>
23459 PR tree-optimization/39595
23460 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
23461 interleaved loads group is not greater than the SLP group size.
23463 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23465 * builtins.c (is_builtin_name): New.
23466 (called_as_built_in): Use is_builtin_name.
23467 * tree.h (is_builtin_name): New.
23468 * varasm.c (incorporeal_function_p): Use is_builtin_name
23470 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
23472 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
23474 2009-04-02 Dodji Seketeli <dodji@redhat.com>
23477 * c-decl.c (clone_underlying_type): Move this ...
23478 * c-common.c (set_underlying_type): ... here.
23479 Also, make sure the function properly sets TYPE_STUB_DECL() on
23480 the newly created typedef variant type.
23481 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
23482 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
23485 2009-04-02 Richard Guenther <rguenther@suse.de>
23487 PR tree-optimization/37221
23488 * tree-flow.h (degenerate_phi_result): Declare.
23489 * tree-ssa-dom.c (degenerate_phi_result): Export.
23490 * tree-scalar-evolution.c (analyze_initial_condition): If
23491 the initial condition is defined by a degenerate PHI node
23492 use the degenerate value.
23494 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
23496 PR rtl-optimization/39588
23497 * combine.c (merge_outer_ops): Do not set the constant when this
23499 (simplify_shift_const_1): Do not modify it either in this case.
23501 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
23503 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
23504 tuning is deprecated if -mtune value is set to an Itanium1 variant.
23506 2009-04-01 Janis Johnson <janis187@us.ibm.com>
23509 * c-lex.c (interpret_float): Default (no suffix) is double.
23511 2009-04-1 Xinliang David Li <davidxl@google.com>
23513 * config/i386/i386.c (legitimate_constant_p): Recognize
23514 all one vector constant.
23516 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23518 * config/vax/vax.c: Add #includes to silence warnings.
23519 Change #include order to silence two warnings.
23521 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23523 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
23524 (ASM_SPEC): Pass -k to the assembler for PIC code.
23526 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23528 * config.gcc: Add vax-*-linux* to the switch.
23529 * config/vax/linux.h: New file. (TARGET_VERSION,
23530 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
23532 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23534 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
23535 Use predicate macros instead of GET_CODE() == foo.
23536 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
23537 ashlsi3, rotrsi3, <unnamed>): Likewise.
23539 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23541 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
23542 jbbccihi, jbbccisi): Remova trailing whitespace.
23543 * config/vax/constraints.md: Likewise.
23544 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
23545 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
23546 * config/vax/predicates.md: Likewise.
23547 * config/vax/vax.c (print_operand_address, vax_output_int_move,
23548 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
23549 * config/vax/vax.h: Likewise.
23550 * config/vax/vax.md (nonlocal_goto): Likewise.
23552 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23554 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
23555 (indirectable_address_p, adjacent_operands_p): Add spaces around
23557 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
23559 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23561 * config/vax/vax.c (legitimate_constant_address_p,
23562 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
23563 index_term_p, reg_plus_index_p, legitimate_address_p,
23564 vax_mode_dependent_address_p): Update comments to match functions
23565 modified by the recent int->bool conversion.
23567 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23569 * config/vax/builtins.md: Update copyright message.
23570 * config/vax/constraints.md: Likewise.
23571 * config/vax/netbsd-elf.h: Likewise.
23572 * config/vax/predicates.md: Likewise.
23573 * config/vax/vax-protos.h: Likewise.
23574 * config/vax/vax.c: Likewise.
23575 * config/vax/vax.h: Likewise.
23576 * config/vax/vax.md: Likewise.
23577 * config/vax/vax.opt: Likewise.
23579 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23581 * config/vax/builtins.md (ffssi2, ffssi2_internal,
23582 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
23583 * config/vax/constraints.md (B, R): Likewise.
23584 * config/vax/predicates.md (external_memory_operand,
23585 nonimmediate_addsub_di_operand): Likewise.
23586 * config/vax/vax.c (vax_output_int_add): Likewise.
23587 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
23588 untyped_call): Likewise.
23590 2009-04-01 Matt Thomas <matt@3am-software.com>
23592 * config/vax/predicates.md: New file.
23593 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
23594 external_const_operand, nonsymbolic_operand, external_memory_operand,
23595 indirect_memory_operand, indexed_memory_operand,
23596 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
23597 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
23599 * config/vax/constraints.md: New file.
23600 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
23602 * config/vax/builtins.md: New file.
23603 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
23604 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
23606 * config/vax/vax.opt (mqmath): Add option.
23607 * config/vax/vax.md (isfx): Extend with DI.
23608 (VAXintQH, VAXintQHSD): Define.
23609 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
23610 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
23611 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
23612 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
23613 (movdi): Update constraints and use vax_output_int_move().
23614 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
23615 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
23616 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
23617 nonlocal_goto): New.
23618 (mov<mode>): Extend accepted operand types.
23619 (subdi3_old): Rename from subdi3, change update constraints and use
23620 a new implementation.
23621 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
23622 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
23623 MOVE_RATIO, CLEAR_RATIO): Define.
23624 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
23625 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
23626 (PRINT_OPERAND): Redefine using a function instead of inlined code.
23627 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
23628 (split_quadword_operands): Make static and really allow variable
23630 (print_operand_address): Update for PIC generation.
23631 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
23632 indexable_address_p, fixup_mathdi_operand,
23633 vax_expand_addsub_di_operands, adjacent_operands_p): New.
23634 (vax_float_literal, legitimate_constant_p,
23635 indirectable_constant_address_p, index_term_p,
23636 reg_plus_index_p): Return bool instead of int.
23637 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
23639 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
23641 (vax_output_conditional_branch): Indent.
23642 (legitimate_constant_address_p, indirectable_constant_address_p,
23643 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
23644 vax_mode_dependent_address_p): Return bool instead of int, update for
23646 * config/vax/vax-protos.h (legitimate_constant_address_p,
23647 legitimate_constant_p, legitimate_address_p,
23648 vax_mode_dependent_address_p): Change declaration to bool.
23649 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
23650 vax_expand_addsub_di_operands, vax_output_int_subtract,
23651 vax_output_movmemsi): Declare.
23652 (split_quadword_operands, vax_float_literal): Delete declaration.
23653 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
23654 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
23655 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
23656 ASM_OUTPUT_DWARF_PCREL): Define.
23657 (ASM_SPEC): Change definition to allow PIC generation.
23659 2009-04-01 Steve Ellcey <sje@cup.hp.com>
23661 * doc/sourcebuild.texi: Update front-end requirements.
23663 2009-04-01 Jakub Jelinek <jakub@redhat.com>
23666 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
23667 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
23668 (booldi3_internal3): Use boolean_or_operator instead of
23671 2009-04-01 Joseph Myers <joseph@codesourcery.com>
23674 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
23675 declarator whose size is not an integer constant expression but
23676 folds to an integer constant, then treat it as a constant
23679 2009-04-01 Richard Guenther <rguenther@suse.de>
23681 * fold-const.c (fold_plusminus_mult_expr): Do not fold
23682 i * 4 + 2 to (i * 2 + 1) * 2.
23684 2009-04-01 Jakub Jelinek <jakub@redhat.com>
23687 * c-parser.c (c_parser_asm_statement): Skip until close paren and
23688 return if c_parser_asm_string_literal returned NULL.
23690 2009-04-01 Nick Clifton <nickc@redhat.com>
23692 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
23694 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
23695 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
23696 other typedefs to avoid conflicts with libgcc2.c. Define labels
23697 to gain 16-bit bit-manipulation functions from libgcc2.c and then
23699 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
23700 to gain 16-bit trapping arithmetic functions from libgcc2.c and
23703 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
23705 * varasm.c (default_function_rodata_section): Declare DOT as
23708 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
23709 Andrey Galkin <agalkin@hypercom.com>
23712 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
23713 Make object_name unique for each process.
23715 2009-04-01 Jakub Jelinek <jakub@redhat.com>
23718 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
23719 addressable variables in the parallel that could go out of scope while
23720 running queued tasks.
23722 2009-04-01 Anatoly Sokolov <aesok@post.ru>
23724 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
23725 (CASE_VALUES_THRESHOLD): Redefine.
23726 * config/avr/avr.c (avr_override_options): Remove initialization of
23727 avr_case_values_threshold variable.
23728 (avr_case_values_threshold): Remove variable. Add new function.
23729 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
23730 * config/avr/avr.opt (mno-tablejump): Remove option.
23731 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
23733 2009-04-01 DJ Delorie <dj@redhat.com>
23735 * varasm.c (default_function_rodata_section): Don't assume
23736 anything about where the first '.' in the section name is.
23738 2009-04-01 Alan Modra <amodra@bigpond.net.au>
23740 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
23741 rs6000_emit_stack_tie.
23743 2009-03-31 Ian Lance Taylor <iant@google.com>
23745 * tree-eh.c (tree_remove_unreachable_handlers): Compare
23746 gimple_code with GIMPLE_RESX, not RESX.
23748 2009-03-31 Joseph Myers <joseph@codesourcery.com>
23750 * c-common.c (c_get_ident): New.
23751 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
23753 2009-04-01 Ben Elliston <bje@au.ibm.com>
23755 * config/rs6000/sysv4.opt (msdata): Improve option description.
23757 2009-03-31 Steve Ellcey <sje@cup.hp.com>
23759 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
23760 (divdf3_internal_lat): Remove.
23761 (divxf3_internal_lat): Remove.
23762 (divxf3_internal_thr): Remove.
23763 (divxf): Use divxf3_internal.
23764 * config/ia64/div.md (divsf3_internal_lat): New.
23765 (divdf3_internal_lat): New.
23766 (divxf3_internal): New.
23768 2009-03-31 Joseph Myers <joseph@codesourcery.com>
23771 * Makefile.in (USE_GCC_STDINT): Define.
23772 (stmp-int-hdrs): Install stdint.h if applicable.
23773 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
23775 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
23776 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
23777 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
23778 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
23779 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
23780 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
23781 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
23782 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
23783 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
23784 (c_common_nodes_and_builtins): Initialize
23785 underlying_wchar_type_node. Do not initialize
23786 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
23787 nodes for new types.
23788 (c_stddef_cpp_builtins): Define macros for new types.
23789 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
23791 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
23792 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
23793 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
23794 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
23795 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
23796 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
23797 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
23798 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
23799 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
23800 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
23801 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
23802 int16_type_node, int32_type_node, int64_type_node,
23803 uint8_type_node, uint16_type_node, c_uint32_type_node,
23804 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
23805 int_least32_type_node, int_least64_type_node,
23806 uint_least8_type_node, uint_least16_type_node,
23807 uint_least32_type_node, uint_least64_type_node,
23808 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
23809 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
23810 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
23811 uintptr_type_node): Define.
23812 * c-cppbuiltin.c (builtin_define_constants,
23813 builtin_define_type_minmax): New.
23814 (builtin_define_stdint_macros): Define more macros.
23815 (c_cpp_builtins): Define more limit macros.
23816 (type_suffix): New.
23817 (builtin_define_type_max): Define in terms of
23818 builtin_define_type_minmax. Remove is_long parameter. All
23820 * config.gcc (use_gcc_stdint): Define.
23821 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
23822 Add newlib-stdint.h for generic targets.
23823 * config/glibc-stdint.h, config/newlib-stdint.h,
23824 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
23825 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
23826 * config/score/score.h (UINTPTR_TYPE): Define.
23827 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
23828 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
23829 UINT64_TYPE, 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 * config/spu/spu.h (STDINT_LONG32): Define.
23836 * configure.ac (use_gcc_stdint): Substitute.
23837 * configure: Regenerate.
23838 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
23839 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
23840 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
23841 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
23842 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
23843 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
23844 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
23845 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
23846 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
23847 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
23848 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
23849 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
23850 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
23851 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
23852 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
23853 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
23854 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
23855 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
23856 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
23857 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
23858 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
23859 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
23860 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
23861 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
23862 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
23863 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
23864 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
23865 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
23866 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
23868 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
23870 * loop-iv.c (suitable_set_for_replacement): Renamed from
23871 simplify_using_assignment; changed to return bool and to accept new
23872 args DEST and SRC. Return true iff we find a source/destination pair
23873 that can be used to make a replacement, and fill SRC and DEST if so.
23874 Remove arg ALTERED. Don't deal with altered regs here. All callers
23876 (simplify_using_initial_values): Deal with altered regs here and track
23877 more precisely the effect they have on the validity of our expression.
23879 * loop-iv.c (simplify_using_condition): A condition of the form
23880 (EQ REG CONST) can be used to simply make a substitution.
23881 (simplify_using_initial_values): Keep track of conditions we have seen
23882 and keep using them to simplify new expressions, while applying the
23883 same substitutions to them as to the expression.
23885 * simplify-rtx.c (simplify_relational_operation_1): Simplify
23886 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
23889 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
23890 changed. Use this when trying to improve the upper bound.
23891 Generate the comparison by using simplify_gen_relational.
23893 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
23895 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
23897 (simplify_using_assignment, simplify_using_initial_values): Call
23898 replace_in_expr to make replacements. Call replace_single_def_regs
23899 once on the initial version of the expression.
23901 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
23904 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
23906 2009-03-31 Richard Guenther <rguenther@suse.de>
23908 PR middle-end/31029
23909 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
23910 equality comparisons. Fold C - X CMP X if C % 2 == 1.
23912 2009-03-31 Richard Guenther <rguenther@suse.de>
23914 * tree.h (div_if_zero_remainder): Declare.
23915 * fold-const.c (div_if_zero_remainder): Export.
23916 * tree-ssa-forwprop.c
23917 (forward_propagate_addr_into_variable_array_index): Handle
23918 constant array index addition outside of the variable index.
23920 2009-03-31 Joseph Myers <joseph@codesourcery.com>
23923 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
23924 define_splits, floatunssi<mode>2): Require x87 conversions from
23925 DImode to be permitted.
23927 2009-03-31 Joseph Myers <joseph@codesourcery.com>
23929 PR preprocessor/15638
23930 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
23932 2009-03-31 Richard Guenther <rguenther@suse.de>
23934 PR middle-end/23401
23935 PR middle-end/27810
23936 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
23937 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
23938 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
23939 a separate statement.
23940 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
23941 (lookup_tmp_var): Likewise.
23942 (is_gimple_formal_tmp_or_call_rhs): Remove.
23943 (is_gimple_reg_or_call_rhs): Rename to ...
23944 (is_gimple_reg_rhs_or_call): ... this.
23945 (is_gimple_mem_or_call_rhs): Rename to ...
23946 (is_gimple_mem_rhs_or_call): ... this.
23947 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
23948 DECL_GIMPLE_REG_P only if is_formal is true.
23949 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
23950 for non-proper post-modify expression gimplification.
23951 (gimplify_self_mod_expr): For post-modify expressions gimplify
23952 the lvalue to a minimal lvalue.
23953 (rhs_predicate_for): Remove formal temp case.
23954 (gimplify_modify_expr_rhs): Likewise.
23955 (gimplify_addr_expr): Use is_gimple_reg.
23956 (gimplify_expr): Remove formal temp cases.
23957 (gimple_regimplify_operands): Likewise.
23958 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
23959 and FILTER_EXPR like constants.
23960 * gimple.c (walk_gimple_op): Fix val_only initialization, use
23962 (is_gimple_formal_tmp_rhs): Remove.
23963 (is_gimple_reg_rhs): Remove special casing.
23964 (is_gimple_mem_rhs): Fix.
23965 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
23966 (is_gimple_formal_tmp_var): Remove.
23967 (is_gimple_formal_tmp_reg): Likewise.
23968 (is_gimple_min_lval): Allow invariant component ref parts.
23969 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
23970 is_gimple_formal_tmp_reg): Remove declarations.
23971 * tree-cfg.c (verify_expr): Verify that variables with address
23972 taken do not have DECL_GIMPLE_REG_P set.
23973 * tree-mudflap.c (mf_build_check_statement_for): Use
23974 force_gimple_operand instead of gimplify_expr.
23976 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
23978 * modulo-sched.c (sms_schedule_by_order): Pass the actual
23979 schedulable rows to compute_split_row.
23981 2009-03-31 Ben Elliston <bje@au.ibm.com>
23984 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
23987 2009-03-31 Alan Modra <amodra@bigpond.net.au>
23989 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
23990 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
23991 * configure: Regenerate.
23992 * config.in: Regenerate.
23993 * config/rs6000/rs6000.opt (mtls-markers): Add.
23994 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
23995 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
23996 (tls_ld_aix, tls_ld_sysv): Likewise.
23997 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
23998 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
24000 2009-03-31 Alan Modra <amodra@bigpond.net.au>
24002 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
24004 2009-03-30 Jan Hubicka <jh@suse.cz>
24006 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
24008 (tree_remove_unreachable_handlers): Cleanup EH predecestor
24009 detection and label handling.
24011 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24013 * ira-int.h (ira_allocno): Rename left_conflicts_num to
24014 left_conflicts_size.
24015 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
24016 ALLOCNO_LEFT_CONFLICTS_SIZE.
24018 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
24019 remove_allocno_from_bucket_and_push,
24020 allocno_spill_priority_compare, push_allocnos_to_stack,
24021 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24022 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
24023 (setup_allocno_left_conflicts_num): Ditto. Rename to
24024 setup_allocno_left_conflicts_size.
24025 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24026 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
24027 setup_allocno_left_conflicts_size instead of
24028 setup_allocno_left_conflicts_num.
24030 * ira-build.c (ira_create_allocno): Use
24031 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
24032 ALLOCNO_LEFT_CONFLICTS_NUM.
24034 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24036 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
24037 instead of DF_LR_OUT.
24039 * ira-lives.c (process_bb_node_lives): Ditto.
24041 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
24042 instead of DF_LR_{OUT,IN}.
24044 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
24046 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
24048 2009-03-30 Jan Hubicka <jh@suse.cz>
24050 * except.c (label_to_region_map): Fix thinko.
24052 2009-03-30 Steve Ellcey <sje@cup.hp.com>
24054 PR middle-end/38237
24055 * tree.h (tree_find_value): New declaration.
24056 * tree.c (tree_find_value): New function.
24057 * varasm.c (assemble_external): Avoid duplicate entries on lists.
24059 2009-03-30 Jakub Jelinek <jakub@redhat.com>
24062 * c-decl.c (struct c_binding): Add locus field.
24063 (bind): Add locus argument, set locus field from it.
24064 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
24065 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
24066 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
24067 implicitly_declare, undeclared_variable, lookup_label,
24068 declare_label, c_make_fname_decl, c_builtin_function,
24069 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
24072 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
24075 * config/i386/i386.c (classify_argument): Check total size of
24078 2009-03-30 Martin Jambor <mjambor@suse.cz>
24080 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
24081 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
24082 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
24085 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
24086 seen_variable_array_ref while also traversing a union.
24088 * tree-inline.c (optimize_inline_calls): Do not call
24089 cgraph_node_remove_callees.
24090 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
24091 (pass_remove_cgraph_callee_edges): New variable.
24092 * passes.c (init_optimization_passes): Add
24093 pass_remove_cgraph_callee_edges after early inlining and before all
24094 late intraprocedural passes.
24096 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
24098 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24100 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
24101 Fix typos in names.
24103 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24105 * combine.c (simplify_comparison): Use have_insn_for.
24106 * dojump.c (do_jump): Likewise.
24108 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24110 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
24111 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
24112 sparc_compare_op0 like sparc_compare_emitted used to be handled.
24113 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
24114 instead of sparc_compare_emitted.
24115 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
24116 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
24117 instead of sparc_compare_emitted.
24119 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24121 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
24122 enter/exit cfglayout mode.
24123 (pass_partition_block): Require it.
24124 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
24125 (combine_instructions): Track basic blocks instead of labels.
24126 (update_cfg_for_uncondjump): New.
24127 (try_combine): Use it. Update jumps after rescanning.
24128 (pass_combine): Require PROP_cfglayout.
24129 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
24131 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24133 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
24134 Provide/destroy PROP_cfglayout respectively.
24135 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
24136 * tree-pass.h (PROP_cfglayout): New.
24138 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24140 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
24141 fold_convert_const_fixed_from_fixed,
24142 fold_convert_const_fixed_from_int,
24143 fold_convert_const_fixed_from_real, fold_negate_const): Do not
24144 set TREE_CONSTANT_OVERFLOW.
24145 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
24146 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
24148 2009-03-30 Ira Rosen <irar@il.ibm.com>
24150 * tree-vect-loop-manip.c: New file.
24151 * tree-vectorizer.c: Update documentation and included files.
24152 (vect_loop_location): Make extern.
24153 (rename_use_op): Move to tree-vect-loop-manip.c
24154 (rename_variables_in_bb, rename_variables_in_loop,
24155 slpeel_update_phis_for_duplicate_loop,
24156 slpeel_update_phi_nodes_for_guard1,
24157 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
24158 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
24159 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
24160 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
24161 find_loop_location): Likewise.
24162 (new_stmt_vec_info): Move to tree-vect-stmts.c.
24163 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
24164 get_vectype_for_scalar_type, vect_is_simple_use,
24165 supportable_widening_operation, supportable_narrowing_operation):
24167 (bb_in_loop_p): Move to tree-vect-loop.c.
24168 (new_loop_vec_info, destroy_loop_vec_info,
24169 reduction_code_for_scalar_code, report_vect_op,
24170 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
24171 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
24172 (vect_supportable_dr_alignment): Likewise.
24173 * tree-vectorizer.h (tree-data-ref.h): Include.
24174 (vect_loop_location): Declare.
24175 Reorganize function declarations according to the new file structure.
24176 * tree-vect-loop.c: New file.
24177 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
24178 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
24179 * tree-vect-data-refs.c: New file.
24180 * tree-vect-patterns.c (timevar.h): Don't include.
24181 * tree-vect-stmts.c: New file.
24182 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
24183 tree-vect-slp.c, tree-vect-loop.c.
24184 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
24185 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
24186 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
24187 (tree-vect-analyze.o): Remove.
24188 (tree-vect-transform.o): Likewise.
24189 (tree-vect-data-refs.o): Add rule.
24190 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
24191 tree-vect-slp.o): Likewise.
24192 (tree-vect-patterns.o): Remove redundant dependencies.
24193 (tree-vectorizer.o): Likewise.
24194 * tree-vect-slp.c: New file.
24196 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24198 * optc-gen.awk: Warn if an option flag has multiple different
24201 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
24203 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
24204 -floop-block): Document dependences on PPL, CLooG and Graphite.
24206 2009-03-30 Joseph Myers <joseph@codesourcery.com>
24208 PR rtl-optimization/323
24209 * c-common.c (c_fully_fold, convert_and_check,
24210 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
24211 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
24212 * c-common.def (EXCESS_PRECISION_EXPR): New.
24213 * c-cppbuiltin.c (builtin_define_float_constants): Define
24214 constants with enough digits for long double.
24215 * c-lex.c (interpret_float): Interpret constant with excess
24216 precision where appropriate.
24217 * c-opts.c (c_common_post_options): Set
24218 flag_excess_precision_cmdline. Give an error for
24219 -fexcess-precision=standard for C++ for processors where the
24220 option is significant.
24221 * c-parser.c (c_parser_conditional_expression): Handle excess
24222 precision in condition.
24223 * c-typeck.c (convert_arguments): Handle arguments with excess
24225 (build_unary_op): Move excess precision outside operation.
24226 (build_conditional_expr): Likewise.
24227 (build_compound_expr): Likewise.
24228 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
24229 (build_modify_expr): Handle excess precision in RHS.
24230 (convert_for_assignment): Handle excess precision in converted
24232 (digest_init, output_init_element, process_init_element): Handle
24233 excess precision in initializer.
24234 (c_finish_return): Handle excess precision in return value.
24235 (build_binary_op): Handle excess precision in operands and add
24236 excess precision as needed for operation.
24237 * common.opt (-fexcess-precision=): New option.
24238 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
24239 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
24240 For standard excess precision, output explicit conversion to and
24241 truncation from XFmode.
24242 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
24243 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
24244 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
24245 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
24246 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
24247 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
24248 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
24249 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
24250 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
24251 define_splits, sqrt<mode>2): Disable where appropriate for
24252 standard excess precision.
24253 * convert.c (convert_to_real): Do not shorten arithmetic to type
24254 for which excess precision would be used.
24255 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
24256 * doc/invoke.texi (-fexcess-precision=): Document option.
24257 (-mfpmath=): Correct index entry.
24258 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
24259 flag_excess_precision): New.
24260 * langhooks.c (lhd_post_options): Set
24261 flag_excess_precision_cmdline.
24262 * opts.c (common_handle_option): Handle -fexcess-precision=.
24263 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
24264 init_excess_precision): New.
24265 (lang_dependent_init_target): Call init_excess_precision.
24266 * tree.c (excess_precision_type): New.
24267 * tree.h (excess_precision_type): Declare.
24269 2009-03-30 Joseph Myers <joseph@codesourcery.com>
24272 * c-typeck.c (build_component_ref): Do not copy qualifiers from
24273 non-lvalue to component.
24275 2009-03-29 Joseph Myers <joseph@codesourcery.com>
24277 PR preprocessor/34695
24278 * Makefile.in (c-opts.o): Depend on c-tree.h.
24279 * c-common.c: Move down include of diagnostic.h.
24280 (done_lexing, c_cpp_error): New.
24281 * c-common.h (done_lexing): Declare.
24282 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
24284 * c-opts.c: Include c-tree.h.
24285 (c_common_init_options): Set preprocessor error callback.
24286 (c_common_handle_option): Do not set preprocessor
24287 inhibit_warnings, warnings_are_errors, warn_system_headers,
24288 pedantic_errors or inhibit_warnings flags.
24289 (c_common_post_options): Do not check cpp_errors (parse_in).
24290 (c_common_finish): Do not output dependencies if there were
24291 errors. Do not check return value of cpp_finish.
24292 * c-ppoutput.c (pp_file_change): Set input_location.
24293 * c-tree.h (c_cpp_error): Declare.
24294 * diagnostic.c (diagnostic_set_info_translated): Also initialize
24296 (diagnostic_build_prefix): Check override_column.
24297 * diagnostic.h (diagnostic_info): Add override_column field.
24298 (diagnostic_override_column): Define.
24300 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
24302 * c-common.c (c_expand_expr, c_staticp): Remove.
24303 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
24304 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
24305 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
24306 * c-gimplify.c (gimplify_compound_literal_expr,
24307 optimize_compound_literals_in_ctor): Remove.
24308 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
24309 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
24310 * c-semantics.c (emit_local_var): Remove.
24312 * langhooks-def.h (lhd_expand_expr): Remove.
24313 * langhooks.c (lhd_expand_expr): Remove.
24314 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
24316 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
24317 handling from c-semantics.c; don't call into langhook.
24318 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
24319 * gimplify.c (gimplify_compound_literal_expr,
24320 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
24321 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
24322 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
24323 as was done in c-gimplify.c.
24324 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
24325 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
24326 Move from c-common.h.
24327 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
24329 * tree.c (staticp): Do not call langhook.
24330 * langhooks.c (lhd_staticp): Delete.
24331 * langhooks-def.h (lhd_staticp): Delete prototype.
24332 (LANG_HOOKS_STATICP): Delete.
24333 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
24335 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
24336 instead of DECL_STMTs.
24338 2009-03-29 Joseph Myers <joseph@codesourcery.com>
24346 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
24348 (fold_call_expr): Return a NOP_EXPR from folding rather than the
24349 contained expression.
24350 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
24351 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
24352 conditional expressions for C.
24353 (decl_constant_value_for_optimization): Move from
24354 decl_constant_value_for_broken_optimization in c-typeck.c. Check
24355 whether optimizing and that the expression is a VAR_DECL not of
24356 array type instead of doing such checks in the caller. Do not
24357 check pedantic. Call gcc_unreachable for C++.
24358 * c-common.def (C_MAYBE_CONST_EXPR): New.
24359 * c-common.h (c_fully_fold, c_save_expr,
24360 decl_constant_value_for_optimization): New prototypes.
24361 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
24362 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
24363 EXPR_INT_CONST_OPERANDS): Define.
24364 * c-convert.c (convert): Strip nops from expression.
24365 * c-decl.c (groktypename): Take extra parameters expr and
24366 expr_const_operands. Update call to grokdeclarator.
24367 (start_decl): Update call to grokdeclarator. Add statement for
24368 expressions used in type of decl.
24369 (grokparm): Update call to grokdeclarator.
24370 (push_parm_decl): Update call to grokdeclarator.
24371 (build_compound_literal): Add parameter non_const and build a
24372 C_MAYBE_COSNT_EXPR if applicable.
24373 (grokdeclarator): Take extra parameters expr and
24374 expr_const_operands. Track expressions used in declaration
24375 specifiers and declarators. Fold array sizes and track whether
24376 they are constant expressions and whether they are integer
24377 constant expressions.
24378 (parser_xref_tag): Set expr and expr_const_operands fields in
24380 (grokfield): Update call to grokdeclarator.
24381 (start_function): Update call to grokdeclarator.
24382 (build_null_declspecs): Set expr and expr_const_operands fields in
24384 (declspecs_add_type): Handle expressions in typeof specifiers.
24385 * c-parser.c (c_parser_declspecs): Set expr and
24386 expr_const_operands fields for declaration specifiers.
24387 (c_parser_enum_specifier): Likewise.
24388 (c_parser_struct_or_union_specifier): Likewise.
24389 (c_parser_typeof_specifier): Likewise. Update call to
24390 groktypename. Fold expression as needed. Return expressions with
24391 type instead of adding statements.
24392 (c_parser_attributes): Update calls to c_parser_expr_list.
24393 (c_parser_statement_after_labels): Fold expression before passing
24394 to objc_build_throw_stmt.
24395 (c_parser_condition): Fold expression.
24396 (c_parser_asm_operands): Fold expression.
24397 (c_parser_conditional_expression): Use c_save_expr. Update call
24398 to build_conditional_expr.
24399 (c_parser_alignof_expression): Update call to groktypename.
24400 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
24401 original_code. Fold expression argument of va_arg. Create
24402 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
24403 argument to va_arg. Update calls to groktypename. Fold array
24404 index for offsetof. Verify that first argument to
24405 __builtin_choose_expr has integer type.
24406 (c_parser_postfix_expression_after_paren_type): Update calls to
24407 groktypename and build_compound_literal. Handle expressions with
24408 side effects in type name.
24409 (c_parser_postfix_expression_after_primary): Update call to
24410 c_parser_expr_list. Set original_code for calls to
24411 __builtin_constant_p.
24412 (c_parser_expr_list): Take extra parameter fold_p. Fold
24413 expressions if requested.
24414 (c_parser_objc_type_name): Update call to groktypename.
24415 (c_parser_objc_synchronized_statement): Fold expression.
24416 (c_parser_objc_receiver): Fold expression.
24417 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
24418 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
24419 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
24420 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
24421 (struct c_typespec): Add elements expr and expr_const_operands.
24422 (struct c_declspecs): Add elements expr and expr_const_operands.
24423 (groktypename, build_conditional_expr, build_compound_literal):
24425 (in_late_binary_op): Declare.
24426 * c-typeck.c (note_integer_operands): New function.
24427 (in_late_binary_op): New variable.
24428 (decl_constant_value_for_broken_optimization): Move to c-common.c
24429 and rename to decl_constant_value_for_optimization.
24430 (default_function_array_conversion): Do not strip nops.
24431 (default_conversion): Do not call
24432 decl_constant_value_for_broken_optimization.
24433 (build_array_ref): Do not fold result.
24434 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
24435 result when operand is a VLA.
24436 (c_expr_sizeof_type): Update call to groktypename. Handle
24437 expressions included in type name. Use C_MAYBE_CONST_EXPR for
24438 result when operand names a VLA type.
24439 (build_function_call): Update call to build_compound_literal.
24440 Only fold result for calls to __builtin_* functions. Strip
24441 NOP_EXPR from INTEGER_CST returned from such functions. Fold
24442 the function designator.
24443 (convert_arguments): Fold arguments. Update call to
24444 convert_for_assignment.
24445 (build_unary_op): Handle increment and decrement of
24446 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
24447 decrement earlier. Fold operand of increment and decrement.
24448 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
24449 built for integer operand. Wrap returns that are INTEGER_CSTs
24450 without being integer constant expressions or that have integer
24451 constant operands without being INTEGER_CSTs.
24452 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
24453 (build_conditional_expr): Add operand ifexp_bcp. Track whether
24454 result is an integer constant expression or can be used in
24455 unevaluated parts of one and avoid folding and wrap as
24456 appropriate. Fold operands before possibly doing -Wsign-compare
24458 (build_compound_expr): Wrap result for C99 if operands can be used
24459 in integer constant expressions.
24460 (build_c_cast): Update call to digest_init. Do not ignore
24461 overflow from casting floating-point constants to integers. Wrap
24462 results that could be confused with integer constant expressions,
24463 null pointer constants or floating-point constants.
24464 (c_cast_expr): Update call to groktypename. Handle expressions
24465 included in type name.
24466 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
24467 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
24468 Update calls to convert_for_assignment.
24469 (convert_for_assignment): Take new parameter
24470 null_pointer_constant. Do not strip nops or call
24471 decl_constant_value_for_broken_optimization. Set
24472 in_late_binary_op for conversions to boolean.
24473 (store_init_value): Update call to digest_init.
24474 (digest_init): Take new parameter null_pointer_constant. Do not
24475 call decl_constant_value_for_broken_optimization. pedwarn for
24476 initializers not constant expressions. Update calls to
24477 convert_for_assignment.
24478 (constructor_nonconst): New.
24479 (struct constructor_stack): Add nonconst element.
24480 (really_start_incremental_init, push_init_level, pop_init_level):
24481 Handle constructor_nonconst and nonconst element.
24482 (set_init_index): Call constant_expression_warning for array
24484 (output_init_element): Fold value. Set constructor_nonconst as
24485 applicable. pedwarn for initializers not constant expressions.
24486 Update call to digest_init. Call constant_expression_warning
24487 where constant initializers are required.
24488 (process_init_element): Use c_save_expr.
24489 (c_finish_goto_ptr): Fold expression.
24490 (c_finish_return): Fold return value. Update call to
24491 convert_for_assignment.
24492 (c_start_case): Fold switch expression.
24493 (c_process_expr_stmt): Fold expression.
24494 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
24495 ensure statement expression is not evaluated in constant expression.
24496 (build_binary_op): Track whether results are integer constant
24497 expressions or may occur in such, disable folding and wrap results
24498 as applicable. Fold operands for -Wsign-compare warnings unless
24500 (c_objc_common_truthvalue_conversion): Handle results folded to
24501 integer constants that are not integer constant expressions.
24502 * doc/extend.texi: Document when typeof operands are evaluated,
24503 that condition of __builtin_choose_expr is an integer constant
24504 expression, and more about use of __builtin_constant_p in
24507 2009-03-29 Richard Guenther <rguenther@suse.de>
24509 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
24510 propagate addresses of array references.
24512 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
24514 * regmove.c (perhaps_ends_bb_p): Remove.
24515 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
24516 from INSN and check that the main loop stays within that basic block.
24517 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
24518 (regmove_forward_pass): Split out from regmove_optimize. Use
24519 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
24520 (regmove_backward_pass): Split out from regmove_optimize. Use
24521 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
24522 (regmove_optimize): Simplify.
24524 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
24527 * config/i386/i386.c (classify_argument): Ignore flexible array
24528 member in struct and warn ABI change.
24530 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
24532 * config/i386/i386-protos.h (ix86_agi_dependent): New.
24534 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
24535 (ix86_adjust_cost): Updated.
24537 2009-03-29 Jan Hubicka <jh@suse.cz>
24539 PR middle-end/28850
24540 * tree-pass.h (pass_cleanup_eh): New function.
24541 (remove_unreachable_regions): Break code handling RTL
24542 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
24543 that can not be reached by runtime.
24544 (can_be_reached_by_runtime): New function.
24545 (label_to_region_map): New function.
24546 (num_eh_regions): New function.
24547 (rtl_remove_unreachable_regions): New function.
24548 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
24549 (remove_eh_region): New function.
24550 * except.h: Include sbitmap and vecprim.
24551 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
24552 num_eh_regions): Declare.
24553 * passes.c (init_optimization_passes): Schedule cleanup_eh.
24554 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
24555 * tree-eh.c (tree_remove_unreachable_handlers): New function.
24556 (tree_empty_eh_handler_p): New function.
24557 (cleanup_empty_eh): New function.
24558 (cleanup_eh): New function.
24559 (pass_cleanup_eh): New function.
24561 2009-03-29 Jan Hubicka <jh@suse.cz>
24563 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
24564 for removed regions.
24566 2009-03-29 Jan Hubicka <jh@suse.cz>
24568 * except.c (dump_eh_tree): Dump all datastructures.
24570 2009-03-29 Jan Hubicka <jh@suse.cz>
24572 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
24573 (duplicate_eh_regions_1): Likewise.
24574 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
24575 vector; call EH verification.
24576 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
24577 Be ready for region being removed.
24579 2009-03-29 Jan Hubicka <jh@suse.cz>
24581 * bitmap.c (bitmap_last_set_bit): New function.
24582 * bitmap.h (bitmap_last_set_bit): Declare.
24584 2009-03-29 David Ayers <ayers@fsfe.org>
24587 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
24588 by calling objc_compare_types and surpress warnings about
24589 incompatible C pointers that are compatible ObjC pointers.
24591 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
24593 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
24594 call initialize_inline_failed.
24595 (initialize_inline_failed): Move it from here ...
24596 * cgraph.c (initialize_inline_failed): ... to here.
24597 (cgraph_create_edge): Call initialize_inline_failed rather than
24598 setting inline_failed directly.
24600 2009-03-29 Ben Elliston <bje@au.ibm.com>
24603 * sysv4.opt (msdata): Improve comment.
24604 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
24605 * sysv4.h (SVR4_ASM_SPEC): Likewise.
24607 2009-03-29 Ben Elliston <bje@au.ibm.com>
24610 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
24611 load and store attributes.
24613 2009-03-29 Ben Elliston <bje@au.ibm.com>
24615 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
24616 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
24617 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
24618 * doc/extend.texi (X86 Built-in Functions): Add index entries for
24619 __builtin_infq and __builtin_huge_valq.
24621 2009-03-28 Anatoly Sokolov <aesok@post.ru>
24623 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
24625 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
24626 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
24628 2009-03-28 Xinliang David Li <davidxl@google.com>
24630 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
24631 (do_dbg_cnt): New function.
24633 2009-03-28 Jan Hubicka <jh@suse.cz>
24635 Merge from pretty-ipa:
24637 2009-03-27 Jan Hubicka <jh@suse.cz>
24639 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
24640 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
24641 * passes.c (function_called_by_processed_nodes_p): New.
24642 * ipa-pure-const.c (check_call): Fix handling of operands.
24643 (analyze_function): Dump debug output for skipped bodies.
24644 (local_pure_const): Use function_called_by_processed_nodes_p.
24645 * dwarf2out.c (reference_to_unused): Use output.
24646 * passes.c (do_per_function_toporder): Likewise.
24648 2008-11-12 Jan Hubicka <jh@suse.cz>
24650 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
24651 * ipa-pure-const.c (funct_state_d): Add can throw field; make
24652 state_set_in_source enum
24653 (check_decl): Ignore memory tags; do not set fake looping flags;
24655 (check_operand, check_tree, check_rhs_var, check_lhs_var,
24656 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
24657 (check_call, analyze_function): Rewrite.
24659 (add_new_function): Update call of analyze_function.
24660 (generate_summary): Add call of analyze_function.
24661 (propagate): Propagate can_throw; handle state_set_in_source correctly.
24662 (local_pure_const): New function.
24663 (pass_local_pure_const): New pass.
24664 * ipa-inline.c (inline_transform): Set after_inlining.
24665 * tree-eh.c (stmt_can_throw_external): New.
24666 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
24667 work with aliasing built.
24668 * tree-flow.h (stmt_can_throw_external): New.
24669 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
24670 and local pure/const pass in early and late optimization queue.
24672 2009-03-28 Martin Jambor <mjambor@suse.cz>
24674 * fold-const.c (get_pointer_modulus_and_residue): New parameter
24676 (fold_binary): Allow function decl aligment consideration is the
24677 second argument is integer constant one.
24678 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
24679 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
24680 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
24682 2009-03-28 Jan Hubicka <jh@suse.cz>
24684 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
24685 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
24686 * function.h (rtl_data): Add nothrow flag.
24687 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
24688 set DECL_NOTHROW for AVAILABLE functions.
24690 2009-03-28 Jakub Jelinek <jakub@redhat.com>
24692 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
24693 following vector keyword has expansion starting with pixel or bool
24694 keyword, expand vector to __vector and pixel or bool to __pixel or
24698 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
24699 warn_if_disallowed_function_p): Removed.
24700 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
24701 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
24702 warning_if_disallowed_function_p.
24703 * flags.h (warn_if_disallowed_function_p,
24704 warn_disallowed_functions): Removed.
24705 * common.opt (Wdisallowed-function-list=): Removed.
24706 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
24708 2009-03-28 Richard Guenther <rguenther@suse.de>
24710 PR tree-optimization/38723
24711 * tree-ssa-pre.c (compute_avail): Add all default definitions to
24714 2009-03-28 Jan Hubicka <jh@suse.cz>
24716 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
24717 test introduced by my previous patch.
24719 2009-03-28 Richard Guenther <rguenther@suse.de>
24721 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
24722 the PHIs value undefined.
24724 2009-03-28 Jan Hubicka <jh@suse.cz>
24726 * tree-pass.h (pass_fixup_cfg): New pass.
24727 * ipa-inline.c (inline_transform): Set
24728 always_inline_functions_inlined/after_inlining.
24729 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
24730 (pass_fixup_cfg): New pass.
24731 * passes.c (init_optimization_passes): Add fixup_cfg.
24733 2009-03-28 Richard Guenther <rguenther@suse.de>
24735 PR tree-optimization/38458
24736 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
24737 argument use the arguments copy-of value.
24739 2009-03-28 Richard Guenther <rguenther@suse.de>
24741 PR tree-optimization/38180
24742 * tree-ssa-ccp.c (get_default_value): Simplify.
24743 (likely_value): Likewise.
24744 (surely_varying_stmt_p): Properly handle VOP case.
24745 (ccp_initialize): Likewise.
24746 (ccp_fold): Handle propagating through *&.
24747 (fold_const_aggregate_ref): Also handle decls.
24749 2009-03-28 Jan Hubicka <jh@suse.cz>
24751 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
24752 * cgraph.h (cgraph_node): Likewise.
24753 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
24754 (cgraph_reset_node): Use process flag.
24755 (cgraph_mark_functions_to_output): Likewise.
24756 (cgraph_expand_function): Likewise.
24757 (cgraph_expand_all_functions): Likewise.
24758 (cgraph_output_in_order): Likewise.
24759 * dwarf2out.c (reference_to_unused): Likewise.
24760 * passes.c do_per_function_toporder): Likewise.
24762 2009-03-28 Jan Hubicka <jh@suse.cz>
24764 Bring from lto-branch:
24766 2008-09-03 Doug Kwan <dougkwan@google.com>
24768 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
24769 enums instead of reason strings.
24770 * cgraph.c (cgraph_create_edge): Same.
24771 (cgraph_inline_failed_string): New function.
24772 * cgraph.h (cgraph_inline_failed_t): New enum type.
24773 (cgraph_inline_failed_string): New prototype.
24774 (struct cgraph_edge): Change type of INLINED_FAILED from constant
24775 char pointer to cgraph_inline_failed_t.
24776 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
24777 (cgraph_default_inline_p): Ditto.
24778 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
24779 to cgraph_inline_failed_t pointer.
24780 * cif-code.def: New file.
24781 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
24783 (cgraph_check_inline_limits): Change type of REASON to pointer to
24784 cgraph_inline_failed_t. Replace reason strings with enums.
24785 (cgraph_default_inline_p): Ditto.
24786 (cgraph_recursive_inlining_p): Ditto.
24787 (update_caller_keys): Change type of FAILED_REASON to
24788 cgraph_inline_failed_t.
24789 (cgraph_set_inline_failed): Change type of REASON to pointer to
24790 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
24791 convert enums to strings for text output.
24792 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
24793 to be of type cgraph_inline_failed_t. Replace reason strings with
24794 enums. Call cgraph_inline_failed_string to covert enums
24795 to strings for text output.
24796 (cgraph_decide_inlining): Replace reason strings with enums.
24797 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
24798 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
24800 * tree-inline.c (expand_call_inline): Change type of REASON
24801 to cgraph_inline_failed_t. Replace reason strings with enums.
24802 Call cgraph_inline_failed_string for text output.
24803 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
24806 2009-03-28 Jan Hubicka <jh@suse.cz>
24808 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
24809 cgraph_clone_node): Remove master clone handling.
24810 (cgraph_is_master_clone, cgraph_master_clone): Remove.
24811 * cgraph.h (master_clone): Remove.
24812 (cgraph_is_master_clone, cgraph_master_clone): Remove.
24813 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
24814 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
24816 2009-03-28 Jan Hubicka <jh@suse.cz>
24818 * cgraph.c (cgraph_function_body_availability): Functions declared
24819 inline are always safe to assume that it is not going to be replaced.
24821 2009-03-28 Richard Guenther <rguenther@suse.de>
24823 PR tree-optimization/38513
24824 * tree-ssa-pre.c (eliminate): Remove redundant stores.
24825 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
24826 EXC_PTR_EXPR and FILTER_EXPR.
24827 (get_ref_from_reference_ops): Likewise.
24829 2009-03-28 Richard Guenther <rguenther@suse.de>
24831 PR tree-optimization/38968
24832 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
24833 Use FLOOR_MOD_EXPR to compute misalignment.
24835 2009-03-28 Richard Guenther <rguenther@suse.de>
24837 PR tree-optimization/37795
24838 * tree.h (combine_comparisons): Declare.
24839 * fold-const.c (combine_comparisons): Export.
24840 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
24842 (ifcombine_iforif): Use combine_comparisons.
24844 2009-03-28 Jan Hubicka <jh@suse.cz>
24846 * tree-eh.c (inlinable_call_p): New function.
24847 (make_eh_edges): Use it.
24848 (verify_eh_edges): Use it.
24849 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
24850 * except.c (reachable_next_level): Add inlinable_function argument
24851 (sjlj_find_directly_reachable_regions): Update.
24852 (add_reachable_handler): Do not set saw_any_handlers.
24853 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
24854 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
24855 Add new inlinable call parameter.
24856 (can_throw_internal, can_throw_external): Update.
24857 * except.h (can_throw_internal_1, can_throw_external_1,
24858 foreach_reachable_handler): Update declaration.
24860 2009-03-28 Joseph Myers <joseph@codesourcery.com>
24862 * config/arm/t-arm-coff, config/h8300/coff.h,
24863 config/i386/i386-aout.h, config/i386/i386-coff.h,
24864 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
24865 config/pdp11/2bsd.h, config/rs6000/aix41.h,
24866 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
24867 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
24868 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
24869 sys-types.h: Remove.
24870 * Makefile.in: Remove protoize and fixproto support and references
24872 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
24873 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
24875 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
24876 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
24877 unprotoize$(exeext).
24878 (rest.encap): Don't depend on $(STMP_FIXPROTO)
24879 (.PHONY): Don't depend on proto.
24880 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
24881 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
24882 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
24883 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
24884 build/gen-protos.o, build/scan.o, xsys-protos.h,
24885 build/fix-header$(build_exeext), build/fix-header.o,
24886 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
24887 stmp-install-fixproto): Remove.
24888 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
24889 SYSCALLS.c or fixproto files.
24890 (install-common): Don't install protoize.
24891 (install-headers-tar, install-headers-cpio, install-headers-cp):
24892 Don't depend on $(STMP_FIXPROTO).
24893 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
24894 install fixproto files or write out fixproto settings.
24895 (uninstall): Don't uninstall protoize.
24896 * config.gcc (use_fixproto): Remove.
24897 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
24898 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
24899 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
24900 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
24901 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
24902 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
24903 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
24904 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
24905 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
24906 * config/t-vxworks (STMP_FIXPROTO): Remove.
24907 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
24908 STMP_FIXPROTO): Remove.
24909 * config.in, configure: Regenerate.
24910 * crtstuff.c (gid_t, uid_t): Don't undefine.
24911 * doc/install.texi: Change m68k-coff to m68k-elf in example.
24912 (arm-*-coff, arm-*-aout: Remove target entries.
24913 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
24914 Remove mention of AIX 4.1.
24915 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
24916 * doc/invoke.texi (Running Protoize): Remove.
24917 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
24918 (Protoize Caveats): Remove.
24919 * tsystem.h: Update comments on headers assumed to exist.
24921 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
24923 * genautomata.c: Add a new year to the copyright. Add a new
24925 (struct insn_reserv_decl): Add comments for member bypass_list.
24926 (find_bypass): Remove.
24927 (insert_bypass): New.
24928 (process_decls): Use insert_bypass.
24929 (output_internal_insn_latency_func): Output all bypasses with the
24930 same input insn in one switch case.
24932 * rtl.def (define_bypass): Describe bypass choice.
24933 * doc/md.texi (define_bypass): Ditto.
24935 2009-03-27 Richard Guenther <rguenther@suse.de>
24937 * gimplify.c (mark_addressable): Export.
24938 * tree-flow.h (mark_addressable): Declare.
24939 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
24940 * tree-ssa.c (verify_phi_args): Verify that address taken
24941 variables have TREE_ADDRESSABLE set.
24943 2009-03-27 Richard Guenther <rguenther@suse.de>
24945 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
24946 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
24947 Do not mark decls TREE_ADDRESSABLE.
24948 (build_fold_addr_expr): Adjust.
24949 (fold_addr_expr): Remove.
24950 (fold_unary): Use build_fold_addr_expr.
24951 (fold_comparison): Likewise.
24952 (split_address_to_core_and_offset): Likewise.
24953 * coverage.c (tree_coverage_counter_addr): Mark the array decl
24955 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
24956 (gimplify_modify_expr_to_memcpy): Mark source and destination
24958 * omp-low.c (create_omp_child_function): Mark the object decl
24960 (lower_rec_input_clauses): Mark the var we take the address of
24962 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
24964 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
24966 PR middle-end/39315
24967 * cfgexpand.c (expand_one_stack_var_at): Change alignment
24968 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
24970 2009-03-27 Richard Guenther <rguenther@suse.de>
24972 PR tree-optimization/39120
24973 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
24975 (handle_lhs_call): Process return constraints. Add escape
24976 constraints if necessary.
24977 (handle_const_call): Fill out return constraints. Make nested
24978 case more precise. Avoid consttmp if possible.
24979 (handle_pure_call): Fill out return constraints. Avoid
24980 callused if possible.
24981 (find_func_aliases): Simplify call handling.
24983 2009-03-27 Richard Guenther <rguenther@suse.de>
24985 PR tree-optimization/39120
24986 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
24987 as a representative.
24988 (solve_graph): Do propagate CALLUSED.
24989 (handle_pure_call): Use a scalar constraint from CALLUSED for
24991 (find_what_p_points_to): CALLUSED shall not appear in poins-to
24994 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
24997 * c-common.c (handle_aligned_attribute): Properly check alignment
24998 overflow. Use (1U << i) instead of (1 << i).
25000 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
25002 * expr.h (get_mem_align_offset): Updated.
25004 * tree.h (tree_decl_common): Change align to "unsigned int" and
25005 move it before pointer_alias_set.
25007 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25008 Jakub Jelinek <jakub@redhat.com>
25011 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
25012 gr_register_operand with gr_reg_or_0_operand.
25013 (cmpxchg_rel_di): Likewise.
25014 (sync_lock_test_and_set<mode>): Likewise.
25016 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25018 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
25019 (true_regnum): Likewise.
25021 * rtlanal.c (subreg_info): Moved to ...
25022 * rtl.h (subreg_info): Here. New.
25023 (subreg_get_info): New.
25025 * rtlanal.c (subreg_get_info): Make it extern.
25027 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25030 * config/i386/i386.c (ix86_abi): New.
25031 (override_options): Handle -mabi=.
25032 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
25033 (ix86_call_abi_override): Likewise.
25034 (init_cumulative_args): Likewise.
25035 (function_arg_advance): Likewise.
25036 (function_arg_64): Likewise.
25037 (function_arg): Likewise.
25038 (ix86_pass_by_reference): Likewise.
25039 (ix86_function_value_regno_p): Likewise.
25040 (ix86_build_builtin_va_list_abi): Likewise.
25041 (setup_incoming_varargs_64): Likewise.
25042 (is_va_list_char_pointer): Likewise.
25043 (ix86_init_machine_status): Likewise.
25044 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
25045 (ix86_function_type_abi): Return enum calling_abi. Rewrite
25046 for 64bit. Replace DEFAULT_ABI with ix86_abi.
25047 (ix86_function_abi): Make it static and return enum calling_abi.
25048 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
25050 (ix86_fn_abi_va_list): Updated.
25052 * config/i386/i386.h (ix86_abi): New.
25053 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
25054 (CONDITIONAL_REGISTER_USAGE): Likewise.
25055 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
25056 (machine_function): Likewise.
25058 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
25060 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
25061 (STACK_BOUNDARY): Likewise.
25062 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
25064 * config/i386/i386.opt (mabi=): New.
25066 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
25067 return enum calling_abi.
25068 (ix86_function_type_abi): Likewise.
25069 (ix86_function_abi): Removed.
25071 * doc/invoke.texi: Document -mabi= option for x86.
25073 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25075 * builtins.c (real_dconstp): Delete.
25076 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
25078 2009-03-27 Dodji Seketeli <dodji@redhat.com>
25079 Jakub Jelinek <jakub@redhat.com>
25082 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
25083 (gen_subprogram_die): When a function is explicit, generate the
25084 DW_AT_explicit attribute.
25085 * langhooks.h (struct lang_hooks_for_decls): Add
25086 function_decl_explicit_p langhook.
25087 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
25088 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
25090 2009-03-27 Jakub Jelinek <jakub@redhat.com>
25092 * builtins.c (fold_builtin_memory_op): Optimize memmove
25093 into memcpy if we can prove source and destination don't overlap.
25095 * tree-inline.c: Include gt-tree-inline.h.
25096 (clone_fn_id_num): New variable.
25097 (clone_function_name): New function.
25098 (tree_function_versioning): Use it.
25099 * Makefile.in (GTFILES): Add tree-inline.c.
25101 2009-03-27 Mark Mitchell <mark@codesourcery.com>
25103 * BASE-VER: Change to 4.5.0.
25105 2009-03-27 Xinliang David Li <davidxl@google.com>
25107 PR tree-optimization/39557
25108 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
25110 2009-03-27 Xinliang David Li <davidxl@google.com>
25112 PR tree-optimization/39548
25113 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
25116 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25118 * c-common.c (pointer_int_sum): Use %wd on return from
25121 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25123 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
25124 on return from tree_low_cst.
25126 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
25129 * ginclude/stdarg.h (va_copy): Define also for
25130 __GXX_EXPERIMENTAL_CXX0X__.
25132 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25135 * builtins.h (c_strlen): Do not warn here.
25136 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
25137 * c-common.c (pointer_int_sum): Take an explicit location.
25138 Warn about offsets out of bounds.
25139 * c-common.h (pointer_int_sum): Adjust declaration.
25141 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25143 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
25146 2009-03-26 Jakub Jelinek <jakub@redhat.com>
25149 * opts.c (warn_if_disallowed_function_p): Don't assume
25150 get_callee_fndecl must return non-NULL.
25152 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
25154 PR rtl-optimization/39522
25155 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
25156 when reg_reloaded_valid is set.
25158 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25160 * config/spu/divv2df3.c: New file.
25161 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
25162 (DPBIT_FUNCS): Filter out _div_df.
25164 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
25166 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
25167 a jump insn, count that jump in the distance to the loop start.
25169 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
25172 * config/sh/sh.c (calc_live_regs): Fix condition for global
25173 registers except PIC_OFFSET_TABLE_REGNUM.
25175 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
25178 * doc/invoke.texi (-mconsole): New.
25180 (-mno-cygwin): New.
25182 (-mnop-fun-dllimport): New.
25186 (sub section "i386 and x86-64 Windows Options"): New.
25188 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
25190 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
25191 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
25193 2009-03-25 Richard Guenther <rguenther@suse.de>
25195 PR middle-end/39497
25196 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
25199 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
25201 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
25202 neither of haifa/selective schedulers are working.
25204 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25206 * doc/invoke.texi (Debugging Options): Fix description of
25207 -fno-merge-debug-strings.
25209 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
25211 * config/cris/libgcc.ver: New version-script.
25212 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
25214 * configure.ac <GAS features, nop mnemonic>: Add pattern
25215 crisv32-*-* for "nop".
25216 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
25217 * configure: Regenerate.
25219 2009-03-24 Ira Rosen <irar@il.ibm.com>
25221 PR tree-optimization/39529
25222 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
25223 mark_sym_for_renaming for the tag copied to the new vector
25226 2009-03-24 Arthur Loiret <aloiret@debian.org>
25228 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
25229 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
25230 EXTRA_SPEC_FUNCTIONS.
25231 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
25232 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
25233 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
25234 -march and -mtune options.
25236 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
25238 * config/m68k/t-rtems: Add m5329 multilib.
25240 2009-03-24 Dodji Seketeli <dodji@redhat.com>
25241 Jakub Jelinek <jakub@redhat.com>
25244 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
25247 2009-03-23 Jakub Jelinek <jakub@redhat.com>
25250 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
25251 instead of c_parser_expression_conv, if original_code isn't one of the
25252 4 allowed comparison codes, fail.
25254 2009-03-23 Richard Guenther <rguenther@suse.de>
25256 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
25257 * tree.h (struct tree_type): Likewise.
25258 * reload.h (struct insn_chain): Likewise.
25259 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
25260 * function.h (struct function): Likewise.
25261 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
25263 2009-03-23 Jakub Jelinek <jakub@redhat.com>
25265 PR tree-optimization/39516
25266 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
25268 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
25270 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
25271 should be set true if BITS_PER_WORD of target is bigger than 32
25273 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
25275 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
25276 Translate -B-options to -rpath-link. Correct existing
25277 rpath-link and conditionalize on !nostdlib.
25279 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25281 * doc/extend.texi (Function Attributes, Variable Attributes):
25283 * doc/invoke.texi (Debugging Options, Optimize Options)
25284 (i386 and x86-64 Options, MCore Options): Likewise.
25286 2009-03-20 Jakub Jelinek <jakub@redhat.com>
25289 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
25290 it for block local namespace aliases.
25291 (gen_decl_die): Pass context_die to gen_namespace_die.
25293 2009-03-19 Jakub Jelinek <jakub@redhat.com>
25296 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
25297 minimum or maximum value.
25299 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
25301 * reginfo.c (globalize_reg): Recompute derived reg sets.
25303 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
25306 * libgcc2.c (mprotect): Do not use signed arguments for
25307 VirtualProtect, use DWORD arguments. Also fix the 'may
25308 be used uninitialized' warning for the np variable.
25310 2009-03-19 Jakub Jelinek <jakub@redhat.com>
25313 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
25314 functions using regparm calling conventions when not optimizing.
25315 (ix86_function_sseregparm): Similarly for sseregparm calling
25318 2009-03-19 Li Feng <nemokingdom@gmail.com>
25320 PR middle-end/39500
25321 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
25322 dependence if the first conflict is after niter iterations.
25324 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
25326 PR middle-end/38609
25327 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
25328 functions with dynamic stack-pointer adjustments.
25330 2009-03-19 Ben Elliston <bje@au.ibm.com>
25332 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
25333 option; change to -msdata=data.
25335 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25337 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
25340 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
25343 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
25345 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
25347 * doc/invoke.texi (Code Gen Options): Expand discussion of
25350 2009-03-18 Jakub Jelinek <jakub@redhat.com>
25352 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
25353 * matrix-reorg.c (struct matrix_info): Likewise.
25354 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
25355 * rtl.h (struct mem_attrs): Likewise.
25356 * df.h (struct df): Likewise.
25357 * tree-data-ref.h (struct data_dependence_relation): Likewise.
25358 * ira-int.h (struct ira_allocno): Likewise.
25359 * df-scan.c (struct df_collection_rec): Likewise.
25360 * ira.c (struct equivalence): Likewise.
25361 * function.c (struct temp_slot): Likewise.
25362 * cfgloop.h (struct loop): Likewise.
25365 * function.c (use_register_for_decl): When not optimizing, disregard
25366 register keyword for variables with types containing methods.
25368 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
25370 PR middle-end/39447
25371 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
25372 (is_simple_operand): Call contains_component_ref_p before calling data
25373 reference analysis that would fail on COMPONENT_REFs.
25375 * tree-vrp.c (search_for_addr_array): Fix formatting.
25377 2009-03-18 Richard Guenther <rguenther@suse.de>
25379 * tree-vect-transform.c (vect_loop_versioning): Fold the
25380 generated comparisons.
25381 * tree-vectorizer.c (set_prologue_iterations): Likewise.
25382 (slpeel_tree_peel_loop_to_edge): Likewise.
25384 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25386 PR middle-end/37805
25387 * opts.c (print_specific_help): In addition to `undocumented',
25388 accept `separate' and `joined' flags if passed alone. Describe
25389 output by the first matched one of those.
25390 (common_handle_option): Skip over empty strings.
25391 * gcc.c (display_help): Fix help string for `--help='.
25392 * doc/invoke.texi (Option Summary, Overall Options): With
25393 `--help=', classes and qualifiers can both be repeated, but
25394 only the latter can be negated. One should not pass only
25395 negated qualifiers. Fix markup and examples.
25398 2008-10-14 Jakub Jelinek <jakub@redhat.com>
25399 PR middle-end/37805
25400 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
25401 and -fhelp=separate.
25403 2009-03-17 Jing Yu <jingyu@google.com>
25405 PR middle-end/39378
25406 * function.h (struct rtl_data): Move is_thunk from here...
25407 (struct function): ...to here.
25408 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
25409 * varasm.c (assemble_start_function): Change is_thunk from crtl to
25411 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
25413 (alpha_does_function_need_gp, alpha_start_function): Likewise.
25414 (alpha_output_function_end_prologue): Likewise.
25415 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
25416 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
25417 (rs6000_output_function_epilogue): Likewise.
25418 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
25420 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
25423 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
25424 from different units in a single alternative.
25425 (*truncdfsf_i387): Ditto.
25426 (*truncxfsf2_mixed): Ditto.
25427 (*truncxfdf2_mixed): Ditto.
25429 2009-03-17 Jakub Jelinek <jakub@redhat.com>
25431 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
25432 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
25435 * tree-ssa-live.c (remove_unused_locals): Don't remove local
25436 unused non-artificial variables when not optimizing.
25439 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
25440 DW_TAG_imported_module even if decl is IMPORTED_DECL with
25441 NAMESPACE_DECL in its DECL_INITIAL.
25443 PR middle-end/39443
25444 * optabs.c (set_user_assembler_libfunc): New function.
25445 * expr.h (set_user_assembler_libfunc): New prototype.
25446 * c-common.c: Include libfuncs.h.
25447 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
25448 for memcmp, memset, memcpy, memmove and abort.
25449 * Makefile.in (c-common.o): Depend on libfuncs.h.
25452 * dwarf2out.c (gen_inlined_enumeration_type_die,
25453 gen_inlined_structure_type_die, gen_inlined_union_type_die,
25454 gen_tagged_type_instantiation_die): Removed.
25455 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
25458 2009-03-17 Janis Johnson <janis187@us.ibm.com>
25461 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
25463 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
25464 (check-parallel-%): Ditto.
25465 (check-consistency): Ditto.
25467 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
25469 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
25470 local variable rhs by NULL_TREE.
25472 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25475 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
25477 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25480 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
25482 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25485 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
25486 for ms->sysv ABI calls only in 64bit mode.
25488 * config/i386/i386.md (untyped_call): Support 32bit.
25490 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
25492 * doc/extend.texi: Replace x86_65 with x86_64.
25494 2009-03-16 Jakub Jelinek <jakub@redhat.com>
25496 PR tree-optimization/39455
25497 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
25498 mismatches for POINTER_TYPE_P (type).
25499 (number_of_iterations_le): Likewise.
25501 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
25503 * config/picochip/picochip.c: Removed profiling support.
25504 * config/picochip/picochip.md: Removed profiling instruction.
25505 * config/picochip/picochip.h: Removed profiling builtin.
25507 2009-03-16 Joseph Myers <joseph@codesourcery.com>
25509 * doc/install.texi (--with-host-libstdcxx): Document.
25511 2009-03-14 Anatoly Sokolov <aesok@post.ru>
25514 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
25515 generate a warning if the function name does not begin with
25516 "__vector" and the function has either the 'signal' or 'interrupt'
25517 attribute, from here to ...
25518 (avr_declare_function_name): ...here. New function.
25519 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
25520 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
25522 2009-03-14 Jakub Jelinek <jakub@redhat.com>
25525 * cse.c (fold_rtx): Don't modify original const_arg1 when
25526 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
25527 separate variable instead.
25528 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
25529 from out of range shift counts.
25530 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
25532 2009-03-13 Catherine Moore <clm@codesourcery.com>
25534 * config/i386/x-mingw32 (host-mingw32.o): Replace
25535 diagnostic.h with $(DIAGNOSTIC_H).
25537 2009-03-12 Jakub Jelinek <jakub@redhat.com>
25540 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
25542 * config/i386/sync.md (sync_compare_and_swap<mode>,
25543 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
25544 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
25546 (sync_double_compare_and_swapdi_pic,
25547 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
25548 cmpxchg8b_pic_memory_operand instead of just memory_operand.
25550 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25553 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
25555 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25558 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
25559 (avx_addsubv4df3): Likewise.
25560 (*avx_addsubv4sf3): Likewise.
25561 (sse3_addsubv4sf3): Likewise.
25563 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25566 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
25568 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
25571 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
25572 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
25573 registers for allocnos created from user-defined variables.
25575 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25578 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
25579 of non-integer mode as well.
25581 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
25583 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
25584 for functions for which the parameter types are unknown.
25586 2009-03-11 Jakub Jelinek <jakub@redhat.com>
25589 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
25590 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
25591 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
25592 * config/i386/i386.c (ix86_local_alignment): For
25593 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
25594 long long variables on the stack to avoid dynamic realignment.
25595 Allow the first argument to be a decl rather than type.
25596 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
25598 2009-03-11 Nick Clifton <nickc@redhat.com>
25601 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
25603 Add description to mno-lsim option.
25604 * config/mcore/mcore.h: Remove comment about deprecated m4align
25606 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
25607 * doc/invoke.texi: Add description of mno-lsim and
25608 mstack-increment options.
25610 * config/fr30/fr30.opt: Document the -mno-lsim option.
25611 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
25612 and -mno-lsim options.
25614 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25616 * fold-const.c (fold_comparison): Only call fold_inf_compare
25617 if the mode supports infinities.
25619 2009-03-11 Jason Merrill <jason@redhat.com>
25622 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
25623 end already did. Notice GIMPLE_CALL modifications of the result.
25624 Don't copy debug information from an ignored decl or a decl from
25627 2009-03-10 Richard Guenther <rguenther@suse.de>
25628 Nathan Froyd <froydnj@codesourcery.com>
25630 PR middle-end/37850
25631 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
25632 (__divMODE3): Likewise.
25634 2009-03-09 Jakub Jelinek <jakub@redhat.com>
25636 PR tree-optimization/39394
25637 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
25638 DECL_SIZE_UNIT of variable length FIELD_DECLs.
25640 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
25642 * recog.c (verfiy_changes): Disallow renaming of hard regs in
25643 inline asms for register asm ("") declarations.
25645 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
25647 * fold-const.c (fold_unary): Fix comment.
25649 2009-03-07 Jan Hubicka <jh@suse.cz>
25652 * tree-inline.c (setup_one_parameter): Do replacement of const
25653 argument by constant in SSA form.
25655 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25657 PR middle-end/38028
25658 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
25659 determine alignment passed to assign_stack_local.
25660 (assign_parms_unsplit_complex): Likewise.
25661 * except.c (sjlj_build_landing_pads): Likewise.
25663 2009-03-06 Jakub Jelinek <jakub@redhat.com>
25665 PR middle-end/39360
25666 * tree-flow.h (add_referenced_var): Return bool instead of void.
25667 * tree-dfa.c (add_referenced_var): Return result of
25668 referenced_var_check_and_insert call.
25669 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
25670 of referenced_var_check_and_insert.
25673 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
25674 (gen_variable_die): Emit DW_AT_location on abstract static variable's
25675 DIE, don't emit it if abstract origin already has it.
25676 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
25677 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
25679 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
25681 * genpreds.c (needs_variable): Fix parentheses at variable name
25683 (write_tm_constrs_h): Indent generated code.
25685 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
25687 * doc/extend.texi (Function Attributes): Add documentation
25688 for isr attributes.
25690 2009-03-06 Jakub Jelinek <jakub@redhat.com>
25693 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
25694 take locus from its DECL_SOURCE_LOCATION instead of input_location.
25696 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
25698 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
25701 2009-03-05 Jakub Jelinek <jakub@redhat.com>
25704 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
25705 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
25707 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
25709 * config/i386/i386.md (R8_REG, R9_REG): New constants.
25710 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
25711 constants instead of magic numbers.
25712 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
25714 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
25715 (x86_64_ms_abi_int_parameter_registers): Ditto.
25716 (x86_64_int_return_registers): Ditto.
25717 (ix86_maybe_switch_abi): Ditto.
25718 (ix86_expand_call): Ditto for clobbered_registers array.
25719 (ix86_hard_regno_mode_ok): Ditto.
25720 (x86_extended_QIreg_mentioned_p): Ditto.
25722 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
25724 PR tree-optimization/39349
25725 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
25727 * combine.c (gen_lowpart_for_combine): Use omode when generating
25730 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
25732 PR rtl-optimization/39235
25733 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
25735 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
25737 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
25739 2009-03-04 Richard Guenther <rguenther@suse.de>
25741 PR tree-optimization/39362
25742 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
25743 that occur in abnormal PHIs should be varying.
25745 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
25747 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
25749 (simple_iv): Take loop as an argument instead of statement.
25750 * tree-scalar-evolution.h (simple_iv): Declaration changed.
25751 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
25753 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
25755 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
25756 * matrix-reorg.c (analyze_transpose): Ditto.
25757 * tree-data-ref.c (dr_analyze_innermost): Ditto.
25758 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
25759 * tree-predcom.c (ref_at_iteration): Ditto.
25760 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
25762 2009-03-04 Richard Guenther <rguenther@suse.de>
25764 PR tree-optimization/39358
25765 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
25766 escaped_id and callused_id.
25767 (solve_graph): Likewise.
25769 2009-03-04 Richard Guenther <rguenther@suse.de>
25771 PR tree-optimization/39339
25772 * tree-sra.c (try_instantiate_multiple_fields): Make it
25773 no longer ICE on the above.
25775 2009-03-03 Joseph Myers <joseph@codesourcery.com>
25777 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
25778 that fits within Pmode.
25780 2009-03-03 Steve Ellcey <sje@cup.hp.com>
25782 PR middle-end/10109
25783 * tm.texi (LIBCALL_VALUE): Update description.
25785 2009-03-03 Steve Ellcey <sje@cup.hp.com>
25787 PR middle-end/34443
25788 * doc/extend.texi (section): Update description.
25790 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
25792 PR middle-end/39345
25793 * tree-inline.c (remapped_type): New.
25794 (can_be_nonlocal): Call remapped_type instead of remap_type.
25796 2009-03-03 Jakub Jelinek <jakub@redhat.com>
25799 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
25800 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
25802 2009-03-03 Richard Guenther <rguenther@suse.de>
25804 PR middle-end/39272
25805 * tree.c (tree_nonartificial_location): New function.
25806 * tree.h (tree_nonartificial_location): Declare.
25807 * builtins.c (expand_builtin_memory_chk): Provide location
25808 of the call location for artificial function pieces.
25809 (maybe_emit_chk_warning): Likewise.
25810 (maybe_emit_sprintf_chk_warning): Likewise.
25811 (maybe_emit_free_warning): Likewise.
25812 * expr.c (expand_expr_real_1): Likewise.
25814 2009-03-03 Jakub Jelinek <jakub@redhat.com>
25816 PR tree-optimization/39343
25817 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
25818 COMPONENT_REF t has ARRAY_TYPE.
25820 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
25822 PR middle-end/39335
25823 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
25824 when the type precision of the induction variable should be
25825 larger than the type precision of nit.
25826 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
25827 * graphite.c (graphite_loop_normal_form): Same.
25828 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
25830 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
25832 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
25833 (*call_1_rex64_ms_sysv): Use named constants instead of magic
25834 numbers to describe clobbered registers.
25835 (*call_value_0_rex64_ms_sysv): Ditto.
25836 * config/i386/mmx.md (mmx_emms): Ditto.
25837 (mmx_femms): Ditto.
25839 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
25841 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
25844 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25846 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
25847 (spu_section_type_flags): New function.
25849 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
25851 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
25852 reg_class_contents of FLOAT_REGS into a temporary.
25854 2009-03-02 Richard Guenther <rguenther@suse.de>
25855 Ira Rosen <irar@il.ibm.com>
25857 PR tree-optimization/39318
25858 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
25859 information to the vectorized statement.
25861 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
25863 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
25864 variable. Use defined names instead of magic constants for REX SSE
25867 2009-03-01 Richard Guenther <rguenther@suse.de>
25869 PR tree-optimization/39331
25870 * omp-low.c (lower_send_shared_vars): Do not receive new
25871 values for the reference of DECL_BY_REFERENCE parms or results.
25873 2009-03-01 Jan Hubicka <jh@suse.cz>
25876 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
25877 BLOCK_NONLOCALIZED_VAR): New macros.
25878 (tree_block): Add nonlocalized_vars.
25879 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
25880 gen_decl_die): Add origin argument. Allow generation of die with
25881 origin at hand only.
25882 (gen_member_die, gen_type_die_with_usage, force_decl_die,
25883 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
25885 (gen_block_die): Fix checking for unused blocks.
25886 (process_scope_var): Break out from .... ; work with origins only.
25887 (decls_for_scope) ... here; process nonlocalized list.
25888 (dwarf2out_ignore_block): Look for nonlocalized vars.
25889 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
25891 (dump_scope_block): Dump them.
25892 * tree-inline.c (remap_decls): Handle nonlocalized vars.
25893 (remap_block): Likewise.
25894 (can_be_nonlocal): New predicate.
25895 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
25897 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25899 * configure: Regenerate.
25901 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25903 * optc-gen.awk: No need to duplicate option flags twice.
25904 Reuse help texts for duplicate options which do not have any.
25906 * gcc.c (display_help): Document --version.
25908 * gcc.c (main): If print_help_list and verbose_flag, ensure
25909 driver output comes before subprocess output.
25911 * optc-gen.awk: Assign all remaining fields to help string,
25912 space-separated, for multi-line help in *.opt.
25914 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
25915 -Wno-pedantic-ms-format is for MinGW targets only.
25917 * doc/options.texi (Option file format): Fix bad indentation,
25918 restoring dropped sentence.
25920 2009-02-28 Jan Hubicka <jh@suse.cz>
25922 * tree-inline.c (tree_function_versioning): Output debug info.
25924 2009-02-28 Jan Hubicka <jh@suse.cz>
25927 * tree-inline.c (setup_one_parameter): Do not copy propagate
25928 arguments when not optimizing.
25930 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
25933 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
25934 (avx_addsubv4df3): Likewise.
25935 (*avx_addsubv4sf3): Likewise.
25936 (sse3_addsubv4sf3): Likewise.
25937 (*avx_addsubv2df3): Likewise.
25938 (sse3_addsubv2df3): Likewise.
25939 (avx_unpckhps256): Correct item selectors.
25940 (avx_unpcklps256): Likewise.
25941 (avx_unpckhpd256): Likewise.
25942 (avx_unpcklpd256): Likewise.
25944 2009-02-28 Jan Hubicka <jh@suse.cz>
25946 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
25948 (copy_arguments_for_versioning): If var is declared don't declare it.
25949 (tree_function_versioning): First setup substitutions and then copy
25952 2009-02-27 Jan Hubicka <jh@suse.cz>
25955 * cgraph.h (varpool_output_debug_info): Remove.
25956 * cgraphunit.c (varpool_output_debug_info): Remove.
25957 * dwarf2out.c (deferred_locations_struct): New struct
25958 (deferred_locations): New type.
25959 (deferred_locations_list): New static var.
25960 (deffer_location): New function.
25961 (gen_variable_die): Use it.
25962 (decls_for_scope): Output info on local static vars.
25963 (dwarf2out_finish): Process deferred locations.
25964 * varpool.c (varpool_output_debug_info): Remove.
25966 2009-02-27 Jan Hubicka <jh@suse.cz>
25969 * tree.h (TREE_PROTECTED): Fix comment.
25970 (BLOCK_HANDLER_BLOCK): Remove.
25971 (struct tree_block): Remove handler_block add body_block.
25972 (inlined_function_outer_scope_p): New.
25973 (is_body_block): Remove.
25974 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
25975 * dwarf2out.c (is_inlined_entry_point): Remove.
25976 (add_high_low_attributes): Use inlined_function_outer_scope_p.
25977 (gen_block_die): Use is_inlined_entry_point check. Remove body block
25979 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
25980 * gimplify.c (gimplify_expr): Gimplify body blocks.
25981 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
25982 block with multiple subblocks.
25983 (dump_scope_block): Prettier output; dump more flags and info.
25984 (dump_scope_blocks): New.
25985 (remove_unused_locals): Use dump_scope_blocks.
25986 * tree-flow.h (dump_scope_blocks): Declare.
25987 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
25988 * stmt.c (is_body_block): Remove.
25989 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
25990 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
25992 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
25994 PR middle-end/39308
25995 * graphite.c (graphite_loop_normal_form): Do not call
25996 number_of_iterations_exit from a gcc_assert.
25998 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
26000 * config/s390/s390.c (s390_swap_cmp): Look for conditional
26001 jumps if COND is NULL.
26002 (find_cond_jump): New function.
26003 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
26004 * config/s390/s390.md: Remove z10_cobra attribute value.
26006 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
26008 * config/alpha/alpha.h (alpha_expand_mov): Return false if
26009 force_const_mem returns NULL_RTX.
26011 2009-02-26 Jan Hubicka <jh@suse.cz>
26014 * cgraph.h (varpool_output_debug_info): Remove.
26015 * cgraphunit.c (varpool_output_debug_info): Remove.
26016 * dwarf2out.c (deferred_locations_struct): New struct
26017 (deferred_locations): New type.
26018 (deferred_locations_list): New static var.
26019 (deffer_location): New function.
26020 (gen_variable_die): Use it.
26021 (decls_for_scope): Output info on local static vars.
26022 (dwarf2out_finish): Process deferred locations.
26023 * varpool.c (varpool_output_debug_info): Remove.
26025 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
26027 PR rtl-optimization/39241
26028 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
26029 to subreg_offset_representable_p.
26031 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26033 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
26034 execute function prototype. Get f and nregs from max_reg_num
26035 and get_insns. Remove the first backward pass as it's dead,
26036 guard the forward pass by flag_expensive_optimizations.
26037 (rest_of_handle_regmove): Delete.
26038 (pass_regmove): Replace it with regmove_optimize.
26040 2009-02-25 Martin Jambor <mjambor@suse.cz>
26042 PR tree-optimization/39259
26043 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
26044 calls_alloca function flags.
26045 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
26046 calls are detected.
26048 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26050 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
26051 flags_set_1_rtx, flags_set_1_set): Delete.
26052 (regmove_optimize): Do not call mark_flags_life_zones.
26054 2009-02-24 Julian Brown <julian@codesourcery.com>
26057 * config/arm/arm.c (require_pic_register): Only set
26058 cfun->machine->pic_reg once per function.
26060 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
26062 * doc/invoke.texi (Link Options): Document an easier way to pass
26063 options that take arguments to the GNU linker using -Xlinker and -Wl.
26065 2009-02-24 Steve Ellcey <sje@cup.hp.com>
26068 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
26070 2009-02-24 Richard Guenther <rguenther@suse.de>
26073 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
26075 2009-02-24 Richard Guenther <rguenther@suse.de>
26076 Zdenek Dvorak <ook@ucw.cz>
26078 PR tree-optimization/39233
26079 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
26080 from converting them to a generic type.
26082 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
26084 PR tree-optimization/39260
26085 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
26086 contains a condition with a real type.
26087 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
26089 2009-02-23 Jason Merrill <jason@redhat.com>
26092 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
26093 narrowing_initializer_constant_valid_p.
26094 (narrowing_initializer_constant_valid_p): Don't return
26095 null_pointer_node for adding a pointer to itself.
26097 2009-02-23 Jan Hubicka <jh@suse.cz>
26100 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
26103 2009-02-23 Jan Hubicka <jh@suse.cz>
26105 PR tree-optimization/37709
26106 * tree.c (block_ultimate_origin): Move here from dwarf2out.
26107 * tree.h (block_ultimate_origin): Declare.
26108 * dwarf2out.c (block_ultimate_origin): Move to tree.c
26109 * tree-ssa-live.c (remove_unused_scope_block_p):
26110 Eliminate blocks containig no instructions nor live variables nor
26112 (dump_scope_block): New function.
26113 (remove_unused_locals): Enable removal of dead blocks by default;
26114 enable dumping at TDF_DETAILS.
26116 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26118 * config/i386/i386.c (classify_argument): Don't allow COImode
26120 (function_arg_advance_32): Don't allow OImode.
26121 (function_arg_32): Likewise.
26122 (function_value_32): Likewise.
26123 (return_in_memory_32): Likewise.
26124 (function_arg_64): Remove OImode comment.
26126 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26129 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
26130 ix86_expand_vector_set for V4DImode in 64bit mode only.
26131 (ix86_expand_vector_init_one_var): Likewise.
26133 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
26135 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
26137 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26140 * loop-iv.c: Revert last change.
26141 * emit-rtl.c: Likewise.
26143 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26146 * config/i386/i386.c (type_natural_mode): Remove an extra
26147 space in the warning message.
26148 (function_value_32): Handle 32-byte vector modes.
26149 (return_in_memory_32): Likewise.
26151 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26153 * loop-iv.c (truncate_value): New function.
26154 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
26156 (lowpart_subreg): Move to...
26157 * emit-rtl.c: ...here.
26159 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
26161 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
26162 accidental and undocumented change at revision 140860.
26164 2009-02-21 Joseph Myers <joseph@codesourcery.com>
26166 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
26167 take gimple_seq * arguments.
26168 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
26169 types_compatible_p langhook.
26171 2009-02-20 Mark Mitchell <mark@codesourcery.com>
26172 Joseph Myers <joseph@codesourcery.com>
26174 * config/arm/arm.c (arm_builtin_va_list): New function.
26175 (arm_expand_builtin_va_start): Likewise.
26176 (arm_gimplify_va_arg_expr): Likewise.
26177 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
26178 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
26179 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
26180 (va_list_type): New variable.
26181 (arm_mangle_type): Mangle va_list_type appropriately.
26183 2009-02-20 Jakub Jelinek <jakub@redhat.com>
26185 PR middle-end/39157
26186 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
26187 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
26188 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
26189 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
26190 parameter to 1000 for -O1 by default.
26191 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
26193 * loop-invariant.c: Include params.h.
26194 (move_loop_invariants): Don't call move_single_loop_invariants on
26197 2009-02-20 Jaka Mocnik <jaka@xlab.si>
26199 * calls.c (emit_library_call_value_1): Use slot_offset instead of
26200 offset when calculating bounds for indexing stack_usage_map. Fixes
26201 a buffer overflow with certain target setups.
26203 2009-02-20 Jakub Jelinek <jakub@redhat.com>
26206 * calls.c (expand_call): Clear try_tail_call if caller and callee
26207 disagree in promotion of function return value.
26209 2009-02-19 Jakub Jelinek <jakub@redhat.com>
26212 * c-common.c (c_determine_visibility): If visibility changed and
26213 DECL_RTL has been already set, call make_decl_rtl to update symbol
26216 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
26219 * varasm.c (assemble_variable): Don't check DECL_NAME when
26220 globalizing a variable.
26222 2009-02-19 Joseph Myers <joseph@codesourcery.com>
26225 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
26226 expression before any __builtin_trap call.
26227 * c-typeck.c (build_function_call): Convert and check function
26228 arguments before generating a call to a trap. Evaluate the
26229 function arguments before the trap.
26231 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
26234 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
26235 (UNSPEC_FXAM_MEM): New unspec.
26236 (fxam<mode>2_i387_with_temp): New insn and split pattern.
26237 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
26238 memory using fxam<mode>2_i387_with_temp to remove excess precision.
26240 2009-02-19 Richard Guenther <rguenther@suse.de>
26242 PR tree-optimization/39207
26243 PR tree-optimization/39074
26244 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
26245 storedanything_tree): New.
26246 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
26247 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
26248 (build_succ_graph): Add edges from STOREDANYTHING to all
26250 (init_base_vars): Initialize STOREDANYTHING.
26251 (compute_points_to_sets): Free substitution info after
26252 building the succ graph.
26253 (ipa_pta_execute): Likewise.
26255 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
26257 (do_ds_constraint): Do not add to special var or non-pointer
26259 (type_could_have_pointers): Split out from ...
26260 (could_have_pointers): ... here. For arrays use the element type.
26261 (create_variable_info_for): Initialize may_have_pointers.
26262 (new_var_info): Likewise.
26263 (handle_lhs_call): Make the HEAP variable unknown-sized.
26264 (intra_create_variable_infos): Use a type with pointers for
26265 PARM_NOALIAS, make it unknown-sized.
26267 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
26270 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
26272 2009-02-18 Jason Merrill <jason@redhat.com>
26275 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
26276 value if DECL_EXTERNAL.
26277 * tree-sra.c (sra_walk_gimple_assign): Likewise.
26278 * target.h (gcc_target::binds_local_p): Clarify "module".
26279 * tree.h (TREE_PUBLIC): Clarify "module".
26281 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
26284 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
26285 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
26287 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
26290 * c.opt (Wabi): Support C and ObjC.
26293 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
26295 * config/i386/i386.c (classify_argument): Warn once about the ABI
26296 change when passing union with long double.
26298 * doc/invoke.texi: Update -Wabi for warning psABI changes.
26300 2009-02-18 Joseph Myers <joseph@codesourcery.com>
26303 * c-parser.c (c_parser_compound_statement): Always enter and leave
26306 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26309 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
26311 2009-02-18 Jakub Jelinek <jakub@redhat.com>
26313 PR tree-optimization/36922
26314 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
26315 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
26318 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26320 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
26323 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26325 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
26327 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26329 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
26332 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
26333 Richard Sandiford <rdsandiford@googlemail.com>
26335 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
26336 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
26337 (loongson_biadd): ...this.
26339 2009-02-17 Richard Guenther <rguenther@suse.de>
26341 PR tree-optimization/39202
26342 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
26343 a var make sure to follow existing collapses.
26345 2009-02-17 Richard Guenther <rguenther@suse.de>
26347 PR middle-end/39214
26348 * langhooks.c (lhd_print_error_function): Check for NULL block.
26350 2009-02-17 Richard Guenther <rguenther@suse.de>
26352 PR tree-optimization/39204
26353 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
26356 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
26358 * config/soft-fp/double.h: Update from glibc CVS.
26360 2009-02-17 Richard Guenther <rguenther@suse.de>
26362 PR tree-optimization/39207
26363 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
26364 strict-aliasing warnings for pointers pointing to NULL.
26366 2009-02-16 Joseph Myers <joseph@codesourcery.com>
26369 * c-parser.c (c_parser_braced_init): Call pop_init_level when
26370 skipping until next close brace.
26372 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
26375 * config/i386/i386.c (ix86_expand_push): Set memory alignment
26376 to function argument boundary.
26378 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
26380 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
26381 in the lea_add. Reload eventually constraints it properly.
26382 * config/picochip/constraints.md: Remove the target constraint
26383 "b", since it is not needed anymore.
26385 2009-02-16 Jakub Jelinek <jakub@redhat.com>
26387 * gthr-dce.h: Uglify function parameter and local variable names.
26388 * gthr-gnat.h: Likewise.
26389 * gthr-mipssde.h: Likewise.
26390 * gthr-nks.h: Likewise.
26391 * gthr-posix95.h: Likewise.
26392 * gthr-posix.h: Likewise.
26393 * gthr-rtems.h: Likewise.
26394 * gthr-single.h: Likewise.
26395 * gthr-solaris.h: Likewise.
26396 * gthr-tpf.h: Likewise.
26397 * gthr-vxworks.h: Likewise.
26398 * gthr-win32.h: Likewise.
26400 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
26403 * config/i386/i386.md: Restrict the new peephole2 to move
26404 between MMX/SSE registers.
26406 2009-02-15 Richard Guenther <rguenther@suse.de>
26409 2009-02-13 Richard Guenther <rguenther@suse.de>
26411 * configure.ac: Enable LFS.
26412 * configure: Re-generate.
26413 * config.in: Likewise.
26415 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26417 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
26418 spu_srqwbyte, spu_srqwbytebc): Define.
26419 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
26420 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
26421 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
26422 "shrqby_<mode>"): New insn-and-split patterns.
26423 * config/spu/spu.c (expand_builtin_args): Determine and return
26424 number of operands using spu_builtin_description data.
26425 (spu_expand_builtin_1): Use it.
26427 2009-02-13 Steve Ellcey <sje@cup.hp.com>
26430 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
26433 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26436 * config/i386/i386.c (override_options): Correct warning
26437 messages for -malign-loops, -malign-jumps and -malign-functions.
26439 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26442 * config/i386/i386.md: Restrict the new peephole2 to move
26443 between the general purpose registers.
26445 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26448 * config/i386/i386.c (type_natural_mode): Add a new argument.
26449 Return the original mode and warn ABI change if vector size is 32byte.
26450 (function_arg_advance): Updated.
26451 (function_arg): Likewise.
26452 (ix86_function_value): Likewise.
26453 (ix86_return_in_memory): Likewise.
26454 (ix86_sol10_return_in_memory): Likewise.
26455 (ix86_gimplify_va_arg): Likewise.
26456 (function_arg_32): Don't warn ABX ABI change here.
26457 (function_arg_64): Likewise.
26459 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
26461 * loop-iv.c (implies_p): In the final case, test that operands 0
26462 of the two comparisons match.
26464 * config/bfin/bfin.c (find_prev_insn_start): New function.
26465 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
26466 (find_next_insn_start): Move.
26468 2009-02-13 Richard Guenther <rguenther@suse.de>
26470 * configure.ac: Enable LFS.
26471 * configure: Re-generate.
26472 * config.in: Likewise.
26474 2009-02-13 Joseph Myers <joseph@codesourcery.com>
26477 * c-parser.c (c_parser_parms_list_declarator): Discard pending
26478 sizes on syntax error after some arguments have been parsed.
26480 2009-02-12 Jakub Jelinek <jakub@redhat.com>
26482 * doc/invoke.texi (-fira): Remove.
26484 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26486 * caller-save.c: Replace regclass.c with reginfo.c in comments.
26487 * recog.c: Likewise.
26490 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
26492 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
26493 (umul_ppmm): Likewise.
26494 (count_leading_zeros): Likewise.
26495 (count_trailing_zeros): Likewise.
26496 (UMUL_TIME): Likewise.
26498 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26500 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
26501 soft-fp/t-softfp to tmake_file.
26503 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
26504 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
26505 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
26506 IA64_BUILTIN_INFQ]: New.
26507 (ia64_init_builtins): Initialize __builtin_infq,
26508 __builtin_fabsq and __builtin_copysignq if not HPUX.
26509 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
26510 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
26512 * config/ia64/lib1funcs.asm (__divtf3): Define only if
26514 (__fixtfti): Likewise.
26515 (__fixunstfti): Likewise.
26516 (__floattitf): Likewise.
26518 * config/ia64/libgcc-glibc.ver: New.
26519 * config/ia64/t-fprules-softfp: Likewise.
26520 * config/ia64/sfp-machine.h: Likewise.
26522 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
26523 (LIBGCC2_TF_CEXT): Likewise.
26524 (TF_SIZE): Likewise.
26525 (TARGET_INIT_LIBFUNCS): Likewise.
26527 * config/ia64/t-glibc (SHLINB_MAPFILES):
26528 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
26530 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26532 * config/i386/i386.c (construct_container): Rewrite processing
26533 BLKmode with X86_64_SSE_CLASS.
26535 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
26538 * config/i386/i386.md: Replace simplify_replace_rtx with
26539 replace_rtx in the new peephole2.
26541 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
26543 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
26544 loop unrolling do not happen at -O2.
26546 2009-02-12 Michael Matz <matz@suse.de>
26548 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
26550 2009-02-12 Jakub Jelinek <jakub@redhat.com>
26552 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
26555 2009-02-12 Ben Elliston <bje@au.ibm.com>
26557 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
26558 patterns when updating the back chain. Missed in the 2009-02-10
26561 2009-02-11 Janis Johnson <janis187@us.ibm.com>
26563 * doc/extend.texi (Decimal Floating Types): Update identifier of
26564 draft TR and list of missing support.
26566 2009-02-11 Jakub Jelinek <jakub@redhat.com>
26568 PR middle-end/39154
26569 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
26570 bit to variable length decl's flags, add it also to its
26571 pointer replacement variable.
26573 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
26574 Jakub Jelinek <jakub@redhat.com>
26577 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
26578 (memory_blockage): New expander.
26579 (*memory_blockage): New insn pattern.
26580 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
26581 instead of general blockage at the end of function prologue when
26582 frame pointer is used to access red zone area. Do not emit blockage
26583 when profiling, it is emitted in generic code.
26584 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
26585 function epilogue when frame pointer is used to access red zone area.
26587 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
26590 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
26591 by arithmetic with memory operands.
26592 * config/i386/predicates.md (commutative_operator): New.
26594 2009-02-10 Janis Johnson <janis187@us.ibm.com>
26596 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
26599 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
26601 * alias.h (record_alias_subset): Declare.
26602 * alias.c (record_alias_subset): Make global.
26604 2009-02-10 Nick Clifton <nickc@redhat.com>
26606 * tree-parloops.c: Change license to GPLv3.
26607 * ipa-struct-reorg.c: Change license to GPLv3.
26608 * ipa-struct-reorg.h: Change license to GPLv3.
26610 2009-02-10 Steve Ellcey <sje@cup.hp.com>
26613 * c-decl.c (start_struct): Return NULL on error.
26615 2009-02-10 Jakub Jelinek <jakub@redhat.com>
26617 PR middle-end/39124
26618 * cfgloopmanip.c (remove_path): Call remove_bbs after
26619 cancel_loop_tree, not before it.
26622 * function.h (struct function): Add has_local_explicit_reg_vars bit.
26623 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
26624 VAR_DECLs were seen.
26625 * tree-ssa-live.c (remove_unused_locals): Recompute
26626 cfun->has_local_explicit_reg_vars.
26627 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
26628 copies or clearings if cfun->has_local_explicit_reg_vars.
26630 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
26633 * config/i386/i386.c (expand_prologue): Emit blockage at the end
26634 of function prologue when frame pointer is used to access
26637 2009-02-10 Richard Guenther <rguenther@suse.de>
26639 PR middle-end/39127
26640 * gimplify.c (gimple_regimplify_operands): Always look if
26641 we need to create a temporary.
26643 2009-02-10 Richard Guenther <rguenther@suse.de>
26645 PR tree-optimization/39132
26646 * tree-loop-distribution.c (todo): New global var.
26647 (generate_memset_zero): Trigger TODO_rebuild_alias.
26648 (tree_loop_distribution): Return todo.
26650 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
26653 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
26654 (x86_64_reg_class_name): Removed.
26655 (classify_argument): Return 0 if bytes > 32. Return 0 if the
26656 first one isn't X86_64_SSE_CLASS or any other ones aren't
26657 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
26658 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
26659 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
26660 and 3 X86_64_SSEUP_CLASS.
26661 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
26662 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
26664 2009-02-10 Ben Elliston <bje@au.ibm.com>
26666 * config/rs6000/rs6000.md (allocate_stack): Always use an update
26667 form instruction to update the stack back chain word, even if the
26668 user has disabled the generation of update instructions.
26669 (movdi_<mode>_update_stack): New.
26670 (movsi_update_stack): Likewise.
26671 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
26672 always use an update form instruction to update the stack back
26675 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
26677 PR middle-end/38953
26678 * graphite.c (if_region_set_false_region): After moving a region in
26679 the false branch of a condition, remove the empty dummy basic block.
26680 (gloog): Remove wrong fix for PR38953.
26682 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26684 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
26685 generation due to implicit sign extension.
26687 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
26689 PR middle-end/38981
26690 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
26691 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
26693 2009-02-09 Richard Guenther <rguenther@suse.de>
26695 PR middle-end/35202
26696 * convert.c (convert_to_real): Disable (float)fn((double)x)
26697 to fnf(x) conversion if errno differences may occur and
26698 -fmath-errno is set.
26700 2009-02-07 Anatoly Sokolov <aesok@post.ru>
26702 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
26703 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
26704 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
26706 2009-02-06 Joseph Myers <joseph@codesourcery.com>
26709 * c-common.c (handle_alias_attribute): Disallow attribute for
26710 anything not a FUNCTION_DECL or VAR_DECL.
26712 2009-02-06 Janis Johnson <janis187@us.ibm.com>
26715 * real.c (do_compare): Special-case compare of zero against
26716 decimal float value.
26718 2009-02-06 Joseph Myers <joseph@codesourcery.com>
26721 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
26722 as indicating flexible array members unless the field itself is
26723 being declarared as the incomplete array.
26725 2009-02-06 Jan Hubicka <jh@suse.cz>
26727 PR tree-optimization/38844
26728 * ipa-inline.c (try_inline): Stop inlining recursion when edge
26729 is already inlined.
26731 2009-02-06 Richard Guenther <rguenther@suse.de>
26733 PR middle-end/38977
26734 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
26735 fork because we may expand it as __gcov_fork.
26737 2009-02-06 Nick Clifton <nickc@redhat.com>
26739 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
26741 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
26743 PR tree-optimization/35659
26744 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
26745 vn_phi_eq): Shortcut if hashcode does not match.
26746 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
26748 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
26749 and avoid iterative_hash_expr.
26750 (FOR_EACH_VALUE_ID_IN_SET): New.
26751 (value_id_compare): Remove.
26752 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
26753 sort expressions by value id.
26755 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
26758 * config/sh/predicates.md (general_movsrc_operand): Don't check
26759 the subreg of system registers here.
26761 2009-02-05 Jakub Jelinek <jakub@redhat.com>
26764 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
26765 on the copied decl.
26767 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
26769 PR rtl-optimization/39110
26770 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
26771 addresses, not aligned ones.
26773 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
26774 Richard Guenther <rguenther@suse.de>
26776 PR tree-optimization/39100
26777 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
26778 comment says and add edges.
26780 2009-02-05 Joseph Myers <joseph@codesourcery.com>
26783 * c-common.c (handle_tls_model_attribute): Ignore attribute for
26784 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
26786 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
26788 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
26789 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
26790 register_bb_in_sese, new_sese, free_sese): Moved.
26791 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
26792 outermost_loop_in_scop, build_scop_iteration_domain,
26793 expand_scalar_variables_ssa_name, get_vdef_before_scop,
26794 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
26795 Use loop_in_sese_p instead of loop_in_scop_p.
26796 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
26797 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
26798 (scopdet_basic_block_info): Fix bug in scop detection.
26799 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
26800 eq_loop_to_cloog_loop): Remove.
26801 (nb_loops_around_loop_in_scop, nb_loop
26802 ref_nb_loops): Moved here...
26803 * graphite.h (ref_nb_loops): ... from here.
26804 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
26805 (loop_domain_dim, loop_iteration_vector_dim): Remove.
26806 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
26808 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
26809 Hans-Peter Nilsson <hp@axis.com>
26811 PR rtl-optimization/37889
26812 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
26813 Move offset handling from PLUS to before the switch. Use new
26814 arguments when considering SYMBOL_REFs too.
26815 (rtx_addr_can_trap_p): Pass dummy offset and size.
26816 (enum may_trap_p_flags): Remove.
26817 (may_trap_p_1): Pass size from MEM_SIZE.
26819 PR rtl-optimization/38921
26820 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
26821 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
26822 * rtlanal.c (may_trap_after_code_motion_p): Delete.
26823 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
26825 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
26827 AVX Programming Reference (January, 2009)
26828 * config/i386/sse.md (*vpclmulqdq): New.
26830 2009-02-04 Jakub Jelinek <jakub@redhat.com>
26832 PR tree-optimization/38977
26833 PR gcov-profile/38292
26834 * calls.c (special_function_p): Disregard __builtin_ prefix.
26836 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
26838 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
26839 non-indexable addresses even before reload.
26841 2009-02-03 Joseph Myers <joseph@codesourcery.com>
26844 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
26845 as having variable size. Do not give an error for unnamed
26846 parameters with [*] declarators. Give a warning for type names
26847 with [*] declarators and mark them as variable size.
26848 * c-parser.c (c_parser_sizeof_expression): Do not give an error
26849 for sizeof applied to [*] type names.
26851 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
26854 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
26856 2009-02-03 Jakub Jelinek <jakub@redhat.com>
26858 * gcc.c (process_command): Update copyright notice dates.
26859 * gcov.c (print_version): Likewise.
26860 * gcov-dump.c (print_version): Likewise.
26861 * mips-tfile.c (main): Likewise.
26862 * mips-tdump.c (main): Likewise.
26864 2009-02-03 Joseph Myers <joseph@codesourcery.com>
26867 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
26868 for composite type involving a zero-length array type.
26870 2009-02-03 Jakub Jelinek <jakub@redhat.com>
26873 * function.c (match_asm_constraints_1): Skip over
26874 initial optional % in the constraint.
26876 PR inline-asm/39059
26877 * c-parser.c (c_parser_postfix_expression): If fixed point is not
26878 supported, don't accept FIXED_CSTs.
26879 * c-decl.c (finish_declspecs): Error if fixed point is not supported
26880 and _Sat is used without _Fract/_Accum. Set specs->type to
26881 integer_type_node for cts_fract/cts_accum if fixed point is not
26884 2009-02-02 Catherine Moore <clm@codesourcery.com>
26886 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
26888 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
26890 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
26891 (ABI_HAS_64BIT_SYMBOLS): Use it.
26892 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
26894 2009-02-02 Paul Brook <paul@codesourcery.com>
26896 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
26898 2009-02-02 Jakub Jelinek <jakub@redhat.com>
26900 PR inline-asm/39058
26901 * recog.h (asm_operand_ok): Add constraints argument.
26902 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
26903 recurse on matching constraint.
26904 (check_asm_operands): Pass constraints as 3rd argument to
26905 asm_operand_ok. Don't look up matching constraint here.
26906 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
26909 2009-02-02 Ben Elliston <bje@au.ibm.com>
26911 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
26912 TARGET_NARROW_VOLATILE_BITFIELD macro names.
26914 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26916 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
26917 information. Remove some obsolete information. Reorganize.
26919 * config/pa/fptr.c: Revert license to GPL 2.
26920 * config/pa/milli64.S: Likewise.
26922 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
26925 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
26926 LIBRARY name in, instead of hard-coding it.
26927 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
26928 extra target make frag to tmake_files according to EH model.
26929 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
26930 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
26931 frags that define makefile variable EH_MODEL appropriately.
26932 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
26933 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
26934 to "-sjlj" according to type of EH configured.
26935 (LIBGCC_SONAME): Concatenate it to shared library base name.
26936 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
26937 to "_sjlj" according to type of EH configured.
26938 (LIBGCC_SONAME): Concatenate it to shared library base name.
26939 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
26940 (SHLIB_LINK): Add missing semicolon to if-else construct.
26941 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
26942 string value of "pe_dll" command-line option.
26943 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
26944 (SHLIB_SONAME): Use it when overriding t-cygming default.
26945 (SHLIB_IMPLIB): Override t-cygming default.
26946 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
26947 string value of "pe_dll" command-line option.
26949 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
26952 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
26953 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
26955 2009-01-31 Richard Guenther <rguenther@suse.de>
26957 PR tree-optimization/38937
26958 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
26959 computing the transitive closure.
26961 2009-01-30 Richard Guenther <rguenther@suse.de>
26963 PR tree-optimization/39041
26964 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
26965 Propagate variable indices only if the types match for this stmt.
26967 2009-01-30 Jakub Jelinek <jakub@redhat.com>
26970 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
26971 inline but never defined.
26973 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
26975 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
26976 (*insv_h_di_reg_extimm): New insn.
26977 (*insv_l<mode>_reg_extimm): New insn.
26979 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
26981 * config/picochip/picochip.c (flag_conserve_stack): set
26982 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
26983 fconserve-stack. Reduce call-overhead used by inliner.
26985 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
26988 * common.opt (flag_conserve_stack): Initialised to zero.
26990 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
26993 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
26994 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
26997 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
26999 * ira-color.c (allocno_reload_assign): Update comments.
27000 * regmove.c (regmove_optimize): Likewise.
27004 2009-01-29 Robert Millan <rmh@aybabtu.com>
27006 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
27007 * config/i386/kopensolaris-gnu.h: New file. Undefine
27008 `MD_UNWIND_SUPPORT'.
27009 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
27011 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
27013 PR tree-optimization/39007
27014 * tree-loop-distribution.c (generate_builtin): Use
27015 recompute_dominator to compute the immediate dominator of the
27016 basic block just after the loop.
27018 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
27020 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
27021 (ASM_OUTPUT_DWARF_PCREL): Define.
27023 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
27025 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
27026 * doc/passes.texi: Remove entries about regclass, local-alloc, and
27027 global. Modify entries about regmove and IRA.
27029 * ra-conflict.c: Remove the file.
27031 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
27033 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
27034 (pass_regclass_init): Rename to pass_reginfo_init.
27036 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
27038 * toplev.h (flag_ira): Remove.
27040 * caller-save.c (setup_save_areas): Remove flag_ira.
27042 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
27044 * global.c: Remove the file.
27046 * opts.c (decode_options): Remove flag_ira.
27048 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
27050 * regmove.c: Modify file description.
27051 (find_use_as_address, try_auto_increment): Define them only if
27052 AUTO_INC_DEC is defined.
27053 (replacement_quality, replace_in_call_usage, fixup_match_1,
27054 stable_and_no_regs_but_for_p): Remove.
27055 (reg_set_in_bb): Make it static.
27056 (regmove_optimize): Remove flag_ira and code which worked for
27059 * local-alloc.c: Remove the file.
27061 * common.opt (fira): Remove.
27063 * ira.c: Include except.h.
27064 (eliminable_regset): Move from global.c.
27065 (mark_elimination): Ditto. Remove flag_ira.
27066 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
27067 equiv_mem_modified, validate_equiv_mem_from_store,
27068 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
27069 contains_replace_regs, memref_referenced_p, memref_used_between_p,
27070 no_equiv, recorded_label_ref): Move from local-alloc.c.
27071 (update_equiv_regs): Ditto. Make it static.
27072 (print_insn_chain, print_insn_chains): Move it from global.c.
27073 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
27074 (build_insn_chain): Ditto. Make it static.
27075 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
27076 Rename to init_live_subregs.
27077 (gate_ira): Remove flag_ira.
27079 * regclass.c: Rename reginfo.c. Change file description.
27080 (FORBIDDEN_INC_DEC_CLASSES): Remove.
27081 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
27082 (init_reg_sets_1): Remove code for evaluation of
27083 reg_class_superclasses and losing_caller_save_reg_set.
27084 (init_regs): Remove init_reg_autoinc.
27085 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
27086 ok_for_base_p_nonstrict): Remove.
27087 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
27088 (pass_regclass_init): Rename to pass_reginfo_init. Modify
27089 corresponding entries.
27090 (dump_regclass, record_operand_costs, scan_one_insn,
27091 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
27092 record_address_regs, auto_inc_dec_reg_p): Remove.
27093 (gt-regclass.h): Rename to gt-reginfo.h.
27095 * rtl.h (dump_global_regs, retry_global_alloc,
27096 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
27098 * Makefile.in (RA_H): Remove.
27099 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
27100 Rename regclass.o to reginfo.o.
27101 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
27103 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
27104 (GTFILES): Rename regclass.c to reginfo.c.
27106 * passes.c (init_optimization_passes): Remove pass_local_alloc and
27107 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
27109 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
27110 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
27112 (finish_spills): Ditto. Remove code for !flag_ira.
27114 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
27116 PR middle-end/35854
27117 * doc/invoke.texi (rtl debug options): Complete rewrite.
27118 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
27120 * mode-switching.c (pass_mode_switching): Rename pass from
27121 "mode-sw" to "mode_sw".
27122 * except.c (pass_convert_to_eh_ranges): Rename pass from
27123 "eh-ranges" to "eh_ranges".
27124 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
27128 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
27129 Alexander Monakov <amonakov@ispras.ru>
27131 PR middle-end/38857
27132 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
27134 (move_exprs_to_boundary): Change return type and pass through
27135 should_move from move_op. Relax assert. Update usage ...
27136 (schedule_expr_on_boundary): ... here. Use should_move instead of
27138 (move_op_orig_expr_found): Indicate that insn was disconnected from
27140 (code_motion_process_successors): Do not call after_merge_succs
27141 callback if original expression was not found when traversing any of
27143 (code_motion_path_driver): Change return type. Update prototype.
27144 (move_op): Update comment. Add a new parameter (should_move). Update
27145 prototype. Set *should_move based on indication provided by
27146 move_op_orig_expr_found.
27148 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
27150 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
27151 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
27152 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
27153 * config/rs6000/rs6000.c (rs6000_override_options): Default
27154 avoid-indexed-addresses on for Power6, off for everything else.
27155 (avoiding_indexed_address_p): New function.
27156 (rs6000_legitimize_address): Use it.
27157 (rs6000_legitimate_address): Likewise.
27158 * config/rs6000/rs6000.md (movXX_updateX): Likewise
27160 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
27162 PR tree-optimization/38997
27163 * tree-loop-distribution.c (generate_memset_zero): Use
27164 POINTER_PLUS_EXPR for a pointer addition.
27166 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
27168 * config/s390/s390.md (bswap<mode>2): New pattern added.
27170 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27172 * config/s390/s390.md (*tls_load_31): Added type attribute.
27174 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27176 * config/s390/s390.md: Fix a few comments.
27178 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27180 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
27181 (*tm<mode>_full): Fixed z10prop attribute.
27182 (*tst<mode>_extimm): Fixed z10prop attribute.
27183 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
27184 (*tstqiCCT_cconly): Fixed z10prop attribute.
27185 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
27186 (*movsi_larl): Fixed z10prop attribute.
27187 (*movsi_zarch): Fixed z10prop attribute.
27188 (*movsi_eas): Fixed z10prop attribute.
27189 (*movhi): Fixed z10prop attribute.
27190 (*movqi): Fixed z10prop attribute.
27191 (*movstrictqi): Fixed z10prop attribute.
27192 (*mov<mode>): Fixed z10prop attribute.
27193 (*movcc): Fixed z10prop attribute.
27194 (*sethighpartdi_64): Fixed z10prop attribute.
27195 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
27196 (*negdi2_sign_cc): Fixed z10prop attribute.
27197 (*negdi2_sign): Fixed z10prop attribute.
27198 (*absdi2_sign_cc): Fixed z10prop attribute.
27199 (*absdi2_sign): Fixed z10prop attribute.
27200 (*negabsdi2_sign_cc): Fixed z10prop attribute.
27201 (*negabsdi2_sign): Fixed z10prop attribute.
27202 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
27203 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
27204 (doloop_si64): Fixed z10prop attribute.
27205 (doloop_si31): Fixed z10prop attribute.
27206 (doloop_long): Fixed z10prop attribute.
27207 (indirect_jump): Fixed z10prop attribute.
27208 (nop): Fixed z10prop attribute.
27209 (main_base_64): Fixed z10prop attribute.
27210 (reload_base_64): Fixed z10prop attribute.
27212 2009-01-28 Jakub Jelinek <jakub@redhat.com>
27214 PR rtl-optimization/38740
27215 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
27217 * config/mips/mips.c (mips_reorg): Likewise.
27219 2009-01-28 Richard Guenther <rguenther@suse.de>
27221 PR tree-optimization/38926
27222 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
27223 with the correct value id to a value.
27224 (do_regular_insertion): Use the value number of edoubleprime
27225 for the value number of the expr.
27228 2008-08-21 Richard Guenther <rguenther@suse.de>
27230 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
27231 a PHI ask VN if it is already available.
27232 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
27233 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
27235 2009-01-28 Jakub Jelinek <jakub@redhat.com>
27237 PR middle-end/38934
27238 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
27239 set to varying whenever max has TREE_OVERFLOW set, similarly
27240 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
27242 2009-01-28 Richard Guenther <rguenther@suse.de>
27244 PR middle-end/38908
27245 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
27246 uninitialized aggregate uses in call arguments.
27248 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
27250 PR tree-optimization/38984
27251 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
27252 the nothing_id variable if -fno-delete-null-pointer-checks.
27254 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
27257 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
27258 (set_got_offset_rex64): Ditto.
27260 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
27263 * doc/extend.texi: Improve local variable with asm reg.
27265 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
27267 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
27268 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
27269 was not supplied then set warn_packed_bitfield_compat to the
27270 default value of 1.
27271 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
27274 2009-01-27 Richard Guenther <rguenther@suse.de>
27276 PR tree-optimization/38503
27277 * cfgexpand.c (expand_gimple_basic_block): Ignore
27278 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
27279 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
27280 variables that cannot have TBAA applied.
27281 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
27284 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
27286 PR middle-end/38969
27287 * calls.c (initialize_argument_information): Do not wrap complex
27288 arguments in SAVE_EXPR.
27290 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
27292 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
27293 (INSTALL_LIBGCC): Revert typo commit.
27295 2009-01-26 Richard Guenther <rguenther@suse.de>
27297 PR tree-optimization/38745
27298 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
27299 from special handling.
27301 2009-01-26 Richard Guenther <rguenther@suse.de>
27303 PR tree-optimization/38745
27304 * tree-ssa.c (execute_update_addresses_taken): Do not include
27305 variables that cannot possibly be a register in not_reg_needs.
27306 Do not clear TREE_ADDRESSABLE on vars that may not become
27308 * tree-ssa.c (update_alias_info_1): Include those in the set
27309 of addressable vars.
27311 2009-01-26 Richard Guenther <rguenther@suse.de>
27313 PR middle-end/38851
27314 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
27315 * tree-ssa-dse.c: Include langhooks.h
27316 (execute_simple_dse): Remove stores with zero size.
27318 2009-01-24 Jakub Jelinek <jakub@redhat.com>
27321 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
27324 2009-01-24 Julian Brown <julian@codesourcery.com>
27326 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
27327 config/arm/linux-atomic.c.
27328 * config/arm/linux-atomic.c: New.
27330 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
27332 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
27333 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
27334 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
27336 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
27339 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
27342 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
27344 PR tree-optimization/38953
27345 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
27346 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
27347 (gloog): Split the exit of the scop when the scop exit is a loop exit.
27348 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
27351 2009-01-24 Paul Brook <paul@codesourcery.com>
27353 * config/arm/neon.md (neon_type): Move to arm.md.
27354 (neon_mov<VSTRUCT>): Add neon_type attribute.
27355 * config/arm/arm.md (neon_type): Move to here.
27356 (conds): Add "unconditioal" and use as default for NEON insns.
27358 2009-01-24 Ben Elliston <bje@au.ibm.com>
27360 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
27361 void *' warning from -Wc++-compat.
27362 * Makefile.in (dominance.o-warn): Remove.
27364 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
27366 PR tree-optimization/38932
27367 * fold-const.c (fold_unary_ignore_overflow): New.
27368 * tree.h (fold_unary_ignore_overflow): Declare.
27369 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
27370 * tree-ssa-sccvn.c (visit_reference_op_load,
27371 simplify_unary_expression): Likewise.
27373 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
27375 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
27376 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
27377 regardless of their type.
27378 * c-common.c (handle_packed_attribute): Don't ignore packed on
27380 * c.opt (Wpacked-bitfield-compat): New warning option.
27381 * stor-layout.c (place_field): Warn if offset of a field changed.
27382 * doc/extend.texi (packed): Mention the ABI change.
27383 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
27384 (Warning Options): Add it to the list.
27386 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
27388 * c-opts.c (c_common_post_options): Fix a typo in comments.
27390 2009-01-22 Steve Ellcey <sje@cup.hp.com>
27392 PR middle-end/38615
27393 * gimplify.c (gimplify_init_constructor): Fix promotion of const
27394 variables to static.
27395 * doc/invoke.texi (-fmerge-all-constants): Update description.
27397 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
27400 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
27401 (*movdi_1_rex64): Use type "mmx" for alternative 5.
27403 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
27405 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
27407 (LOCAL_ALIGNMENT): Similarly.
27409 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
27410 Joseph Myers <joseph@codesourcery.com>
27412 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
27413 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
27414 * config/arm/arm-tune.md: Regenerate.
27415 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
27418 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
27420 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
27421 version number to five.
27423 2009-01-22 Dodji Seketeli <dodji@redhat.com>
27426 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
27427 * c-common.c (set_underlying_type): Likewise.
27428 (is_typedef_decl ): Likewise
27430 (set_underlying_type): Likewise.
27431 (is_typedef_type): Likewise.
27433 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
27435 PR middle-end/38587
27436 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
27439 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
27442 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
27443 (LIBGCC_SPEC): Don't define.
27444 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
27446 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
27448 PR rtl-optimization/38879
27449 * alias.c (base_alias_check): Unaligned access via AND address can
27450 alias all surrounding object types except those with sizes equal
27451 or wider than the size of unaligned access.
27453 2009-01-21 Dodji Seketeli <dodji@redhat.com>
27456 * c-decl.c (clone_underlying_type): Move this ...
27457 * c-common.c (set_underlying_type): ... here.
27458 Also, make sure the function properly sets TYPE_STUB_DECL() on
27459 the newly created typedef variant type.
27460 (is_typedef_decl ): New entry point.
27461 * tree.h: Added a new member member_types_needing_access_check to
27462 struct tree_decl_non_common.
27463 (set_underlying_type): New entry point.
27464 (is_typedef_type): Likewise.
27466 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
27468 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
27469 Check whether two instructions have memory references that
27470 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
27471 are helper functions for traversing.
27472 * alias.h (insn_alias_sets_confilict_p): New prototypes.
27473 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
27474 not to draw dependency edge for instructions with non-conflicting
27477 2009-01-20 Joseph Myers <joseph@codesourcery.com>
27480 * longlong.h: Update copyright years. Use soft-fp license notice.
27481 Sync __clz_tab declaration with glibc.
27483 2009-01-20 Steve Ellcey <sje@cup.hp.com>
27486 * doc/extend.texi (syscall_linkage): New.
27487 (version_id): Modify.
27489 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
27490 Richard Guenther <rguenther@suse.de>
27492 PR tree-optimization/38747
27493 PR tree-optimization/38748
27494 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
27495 conversion if the base address is an indirect reference and the
27496 aliasing sets could cause issues.
27498 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
27500 * common.opt (fgraphite, fgraphite-identity): Add comment for
27501 explaining why these options are not documented.
27503 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
27505 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
27506 gimple_call_lhs is NULL.
27508 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
27511 * emit-rtl.c (adjust_address_1): Make sure memref is never
27514 2009-01-20 Ben Elliston <bje@au.ibm.com>
27516 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
27517 const qualifier from arg parameter. Remove unnecessary cast to char *.
27518 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
27519 const qualifier from arg 2.
27521 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
27523 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
27525 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
27528 * rtl.h (reinit_regs): New prototype.
27529 * regclass.c: Include ira.h.
27530 (reinit_regs): New.
27531 * Makefile.in (regclass.o): Add ira.h.
27532 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
27534 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
27537 * c-common.c (handle_aligned_attribute): Use
27538 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
27539 default alignment value.
27541 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
27543 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
27544 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
27546 * doc/extend.texi: Update __attribute__ ((aligned)). Document
27547 __BIGGEST_ALIGNMENT__.
27549 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
27551 2009-01-18 Richard Guenther <rguenther@suse.de>
27553 PR tree-optimization/38819
27554 * tree-flow.h (operation_could_trap_helper_p): Declare.
27555 * tree-eh.c (operation_could_trap_helper_p): Export.
27556 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
27557 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
27558 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
27559 are about to insert a possibly trapping instruction and fail
27562 2009-01-18 Andreas Schwab <schwab@suse.de>
27564 * doc/install.texi (Configuration): Remove obsolete paragraph
27565 about use of --with-gnu-ld with --with-gnu-as.
27567 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
27569 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
27570 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
27571 Follow spelling conventions.
27573 2009-01-18 Ben Elliston <bje@au.ibm.com>
27575 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
27576 C++ warning about implicit conversion from void * to struct
27578 (bitmap_obstack_free): Likewise for bitmap_element *.
27579 * Makefile.in (bitmap.o-warn): Remove.
27581 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
27583 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
27585 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
27586 Tobias Grosser <tobi.grosser@amd.com>
27588 * graphite.c (graphite_trans_scop_block): Do not block single
27591 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
27593 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
27594 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
27595 test with assertion.
27597 2009-01-16 Richard Guenther <rguenther@suse.de>
27599 PR tree-optimization/38835
27600 PR middle-end/36227
27601 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
27602 and INT + PTR -> (INT)(PTR p+ INT) folding.
27603 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
27605 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
27608 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
27609 the subreg from a lowpart subreg if it is also casting the value.
27611 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
27612 Tobias Grosser <tobi.grosser@amd.com>
27614 * graphite.c (compare_prefix_loops): New.
27615 (build_scop_canonical_schedules): Rewritten.
27616 (graphite_transform_loops): Move build_scop_canonical_schedules
27617 after build_scop_iteration_domain.
27619 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
27620 Tobias Grosser <tobi.grosser@amd.com>
27622 * graphite.c (add_conditions_to_domain): Add the loops to
27623 the dimension of the iteration domain. Do copy the domain
27624 only when it exists.
27625 (build_scop_conditions_1): Do not call add_conditions_to_domain.
27626 (add_conditions_to_constraints): New.
27627 (can_generate_code_stmt, can_generate_code): Removed.
27628 (gloog): Do not call can_generate_code.
27629 (graphite_transform_loops): Call add_conditions_to_constraints
27630 after building the iteration domain.
27632 2009-01-16 Jakub Jelinek <jakub@redhat.com>
27634 PR tree-optimization/38789
27635 * tree-ssa-threadedge.c
27636 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
27637 __builtin_constant_p.
27639 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
27641 * dce.c (delete_unmarked_insns): Reversed the order that insns are
27642 examined before deleting them.
27644 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
27646 * function.c (aggregate_value_p): Correctly extract the function
27647 type from CALL_EXPR_FN lookup.
27649 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
27651 * config/picochip/picochip.c (picochip_override_options): Revert
27652 CFI asm flag disable commited previously.
27654 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
27655 Tobias Grosser <tobi.grosser@amd.com>
27656 Jan Sjodin <jan.sjodin@amd.com>
27658 * graphite.c (scan_tree_for_params): On substractions negate
27659 all the coefficients of the term.
27660 (clast_to_gcc_expression_red): New. Handle reduction expressions
27661 of more than two operands.
27662 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
27663 (get_vdef_before_scop): Handle also the case of default definitions.
27665 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
27667 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
27668 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
27669 Also use them when walking CALL_INSN_FUNCTION_USAGE.
27671 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
27672 Joey Ye <joey.ye@intel.com>
27674 PR middle-end/37843
27675 * cfgexpand.c (expand_stack_alignment): Don't update stack
27676 boundary nor check incoming stack boundary here.
27677 (gimple_expand_cfg): Update stack boundary and check incoming
27678 stack boundary here.
27680 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
27682 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
27684 2009-01-14 Jakub Jelinek <jakub@redhat.com>
27686 PR rtl-optimization/38245
27687 * calls.c (expand_call): Add stack arguments to
27688 CALL_INSN_FUNCTION_USAGE even for pure calls (when
27689 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
27690 in regs and partially in memory or BLKmode arguments.
27691 (emit_library_call_value_1): Add stack arguments to
27692 CALL_INSN_FUNCTION_USAGE even for pure calls (when
27693 ACCUMULATE_OUTGOING_ARGS).
27694 * dce.c: Include tm_p.h.
27695 (find_call_stack_args): New function.
27696 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
27698 (mark_insn): Call find_call_stack_args for CALL_Ps.
27699 (prescan_insns_for_dce): Walk insns backwards in bb rather than
27700 forwards. Allocate and free arg_stores bitmap if needed, pass it
27701 down to deletable_insn_p, don't mark stores set in arg_stores
27702 bitmap, clear the bitmap at the beginning of each bb.
27703 * Makefile.in (dce.o): Depend on $(TM_P_H).
27705 2009-01-14 Michael Meissner <gnu@the-meissners.org>
27708 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
27709 to make sure the insn is a conditional test (bug 22599). Reformat a
27712 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
27714 PR middle-end/38431
27715 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
27716 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
27717 (gloog): Do not call cleanup_tree_cfg.
27718 (graphite_transform_loops): Call cleanup_tree_cfg after all
27719 scops have been code generated.
27721 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
27722 * doc/gty.texi (Invoking the garbage collector): Added new node
27723 and section documenting ggc_collect.
27725 2009-01-14 Richard Guenther <rguenther@suse.de>
27727 PR tree-optimization/38826
27728 PR middle-end/38477
27729 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
27730 initialization notes only if we actually emitted a warning.
27731 (intra_create_variable_infos): Add constraints for a result decl
27732 that is passed by hidden reference.
27733 (build_pred_graph): Mark all related variables non-direct on
27736 2009-01-14 Nick Clifton <nickc@redhat.com>
27738 * ira-conflicts.c: Include addresses.h for the definition of
27740 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
27741 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
27743 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
27746 * Makefile.in (ira-lives.o): Add except.h.
27748 * ira-lives.c: Include except.h.
27749 (process_bb_node_lives): Process can_throw_internal.
27751 2009-01-13 Jakub Jelinek <jakub@redhat.com>
27753 PR rtl-optimization/38774
27754 * combine.c (simplify_set): When undoing cc_use change, don't do
27755 PUT_CODE on the newly created comparison, but instead put back the
27758 2009-01-13 Joseph Myers <joseph@codesourcery.com>
27760 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
27761 values. Remove duplicate arm8 entry.
27763 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
27765 PR tree-optimization/38786
27766 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
27767 the SSA_NAME case of expand_scalar_variables_expr.
27768 Set the type of an expression to the type of its assign statement.
27769 (expand_scalar_variables_expr): Also gather the scalar computation
27770 used to index the memory access. Do not pass loop_p.
27771 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
27772 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
27773 the gimple_stmt_iterator where it inserts new code.
27774 Do not pass loop_p.
27775 (copy_bb_and_scalar_dependences): Do not pass loop_p.
27776 (translate_clast): Update call to copy_bb_and_scalar_dependences.
27778 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
27780 * graphite.h (debug_value): Removed.
27781 * graphite.c (debug_value): Removed.
27783 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
27785 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
27786 ldrd/strd with two 32-bit instructions.
27788 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
27790 * config/arm/arm.c (struct processors): Pass for speed down into
27791 cost helper functions.
27792 (const_ok_for_op): Handle COMPARE and inequality nodes.
27793 (arm_rtx_costs_1): Rewrite.
27794 (arm_size_rtx_costs): Update prototype.
27795 (arm_rtx_costs): Pass speed down to helper functions.
27796 (arm_slowmul_rtx_costs): Rework cost calculations.
27797 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
27798 (arm_9e_rtx_costs): Likewise.
27800 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
27802 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
27803 relocations of local symbols wider than UNITS_PER_WORD are not valid.
27804 (alpha_legitimize_address): Do not split local symbols wider than
27805 UNITS_PER_WORD into HIGH/LO_SUM parts.
27807 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
27810 * gcc.c (process_command): Replace call to execvp with calls
27811 to pex_one and exit.
27813 2009-01-03 Anatoly Sokolov <aesok@post.ru>
27816 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
27817 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
27818 variant for devices with 3-byte PC.
27819 (__tablejump_elpm__): New.
27821 2009-01-12 Jakub Jelinek <jakub@redhat.com>
27824 * c-parser.c (c_parser_postfix_expression): Allow `->' in
27825 offsetof member-designator, handle it as `[0].'.
27827 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27829 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
27830 function when not using named sections on targets with named sections
27831 if branch distance is less than 262132.
27833 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
27835 * combine.c (combine_instructions): Recompute
27836 optimize_this_for_speed_p for each BB in the main combine loop.
27838 2009-01-12 Tomas Bily <tbily@suse.cz>
27841 * tree-loop-distribution.c (prop_phis): New function.
27842 (generate_builtin): Call prop_phis.
27844 2009-01-12 Jakub Jelinek <jakub@redhat.com>
27846 PR tree-optimization/38807
27847 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
27848 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
27850 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
27852 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
27853 subreg of op0 to the original op0.
27855 2009-01-11 Laurent GUERBY <laurent@guerby.net>
27857 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
27859 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
27862 * mips-tfile.c (parse_def): Fix parsing of def strings
27863 starting with digits.
27865 2009-01-10 Jakub Jelinek <jakub@redhat.com>
27868 * config/arm/arm.c (arm_is_long_call_p): Don't call
27869 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
27871 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
27873 * regrename.c (regrename_optimize): Fix dumping.
27874 (find_oldest_value_reg): Preserve REG_POINTER.
27875 (copy_hardreg_forward_1): Likewise.
27877 2009-01-09 Diego Novillo <dnovillo@google.com>
27879 * gimple.h (struct gimple_statement_base) <uid>: Document
27880 the restrictions on its use.
27881 (gimple_uid): Tidy.
27882 (gimple_set_uid): Tidy.
27884 2009-01-09 Jakub Jelinek <jakub@redhat.com>
27886 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
27887 zero guard even if align_bytes != 0 and count is smaller than
27890 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
27892 PR rtl-optimization/38495
27893 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
27894 (add_range_and_copies_from_move_list): Print all added ranges.
27895 Add ranges to memory optimized destination.
27897 2009-01-09 Jakub Jelinek <jakub@redhat.com>
27901 * config/i386/i386.c (override_options): Reject
27902 -mstringop-strategy=rep_8byte with -m32.
27903 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
27904 to 1. Do count comparison against epilogue_size_needed at compile
27905 time even when count_exp was constant forced into register. For
27906 size_needed don't jump to epilogue, instead just avoid aligning
27907 and invoke the body algorithm. If need_zero_guard, add zero guard
27908 even if count is non-zero, but smaller than size_needed + number of
27909 bytes that could be stored for alignment.
27910 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
27911 to 1. If need_zero_guard, add zero guard even if count is non-zero,
27912 but smaller than size_needed + number of bytes that could be stored
27913 for alignment. Compare size_needed with epilogue_size_needed instead
27914 of desired_align - align, don't adjust size_needed, pass
27915 epilogue_size_needed to the epilogue expanders.
27918 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
27920 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27922 * pa.c (last_address): Change to unsigned.
27923 (update_total_code_bytes): Change argument to unsigned. Don't
27924 check if insn addresses are set.
27925 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
27926 addresses are not set.
27927 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
27929 2009-01-09 Nick Clifton <nickc@redhat.com>
27931 * config/sh/symbian.c: Replace uses of DECL_INLINE with
27932 DECL_DECLARED_INLINE_P.
27934 2009-01-09 Jakub Jelinek <jakub@redhat.com>
27936 PR middle-end/38347
27937 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
27938 GET_MODE (op0) in operand_subword_force calls.
27940 PR middle-end/38771
27941 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
27942 fold_convert arg0 operands to TREE_TYPE (op0) first.
27944 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
27946 * params.def (ira-max-conflict-table-size): Decrease default value
27949 2009-01-08 Jakub Jelinek <jakub@redhat.com>
27951 PR tree-optimization/37031
27952 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
27954 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
27955 allocate it using gc instead of heap, use VEC_quick_push instead of
27957 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
27958 instead of heap, use VEC_quick_push instead of VEC_safe_push.
27959 * tree-data-ref.h (struct access_matrix): Change matrix to gc
27960 allocated vector from heap allocated.
27961 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
27962 * tree-loop-linear.c (linear_transform_loops): Allocate nest
27963 vector only after perfect_loop_nest_depth call.
27965 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
27966 Jan Sjodin <jan.sjodin@amd.com>
27968 PR tree-optimization/38559
27969 * graphite.c (debug_value, copy_constraint,
27970 swap_constraint_variables, scale_constraint_variable, ): New.
27971 (get_lower_bound, get_upper_bound): Removed.
27972 (graphite_trans_bb_strip_mine): Clean up this code that works
27973 only for constant number of iterations. Fully copy upper and
27974 lower bound constraints, not only the constant part of them.
27975 * graphite.h (debug_value): Declared.
27977 2009-01-08 Ira Rosen <irar@il.ibm.com>
27979 PR tree-optimization/37194
27980 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
27981 Don't add the cost of cost model guard in prologue to scalar
27982 outside cost in case of known number of iterations.
27984 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
27985 Alan Modra <amodra@bigpond.net.au>
27987 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
27988 non-word-aligned REG+CONST addressing.
27990 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
27993 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
27994 free_after_compilation when outputting a thunk.
27995 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
27996 Do not call free_after_compilation here.
27998 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28000 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
28001 (ix86_valid_target_attribute_inner_p): Ditto.
28003 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
28005 PR tree-optimization/38492
28006 PR tree-optimization/38498
28007 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
28008 * tree-chrec.h (scev_is_linear_expression): Declared.
28009 * graphite.c (graphite_cannot_represent_loop_niter): New.
28010 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
28011 (graphite_loop_normal_form): Use gcc_assert.
28012 (scan_tree_for_params): Use CASE_CONVERT.
28013 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
28014 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
28015 Use gcc_assert. Discard scops that contain unhandled cases.
28016 (build_scop_conditions): Return a boolean status for unhandled cases.
28017 (strip_mine_profitable_p): Print the loop number, not its depth.
28018 (is_interchange_valid): Pass the depth of the loop nest, don't
28019 recompute it wrongly.
28020 (graphite_trans_bb_block): Same.
28021 (graphite_trans_bb_block): Print tentative of loop blocking.
28022 (graphite_trans_scop_block): Do not print that the loop has been
28024 (graphite_transform_loops): Do not handle scops that contain condition
28027 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
28029 AVX Programming Reference (December, 2008)
28030 * config/i386/avxintrin.h (_mm256_stream_si256): New.
28031 (_mm256_stream_pd): Likewise.
28032 (_mm256_stream_ps): Likewise.
28034 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
28035 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
28036 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
28037 (bdesc_special_args): Add __builtin_ia32_movntdq256,
28038 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
28039 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
28040 (ix86_expand_special_args_builtin): Likewise.
28042 * config/i386/sse.md (AVXMODEDI): New.
28043 (avx_movnt<mode>): Likewise.
28044 (avx_movnt<mode>): Likewise.
28045 (<sse>_movnt<mode>): Remove AVX support.
28046 (sse2_movntv2di): Likewise.
28048 2009-01-07 Richard Guenther <rguenther@suse.de>
28050 PR middle-end/38751
28051 * fold-const.c (extract_muldiv): Remove obsolete comment.
28052 (fold_plusminus_mult_expr): Undo MINUS_EXPR
28053 to PLUS_EXPR canonicalization for the canonicalization.
28055 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
28057 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
28058 hosted cross-compilers generating less efficient code.
28060 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28062 * function.h (rtl_data): Add a dbr_scheduled_p field.
28063 * reorg.c (dbr_schedule): Set it.
28064 (gate_handle_delay_slots): Check it.
28065 * config/mips/mips.c (mips_base_delayed_branch): Delete.
28066 (mips_reorg): Check flag_delayed_branch instead of
28067 mips_base_delayed_branch.
28068 (mips_override_options): Don't set mips_base_delayed_branch
28069 or flag_delayed_branch.
28071 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28073 PR rtl-optimization/38426.
28074 * ira.c (ira): Set current_function_is_leaf earlier.
28076 2009-01-06 Jakub Jelinek <jakub@redhat.com>
28078 PR rtl-optimization/38722
28079 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
28080 too early, only set a flag and modify after last possible
28083 2009-01-06 Janis Johnson <janis187@us.ibm.com>
28086 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
28087 * real.c (decimal_single_format): Correct values of emin and emax.
28088 (decimal_double_format): Ditto.
28089 (decimal_quad_format): Ditto.
28090 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
28091 computation of DECnn_MIN and DECnn_MAX for corrected values of
28092 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
28093 __DECnn_MIN__, and adjust its computation for the corrected value
28096 2009-01-06 Jan Hubicka <jh@suse.cz>
28099 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
28101 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
28103 * doc/contrib.texi (Contributors): Slightly adjust the end note.
28104 Add Robert Clark to the list of testers.
28106 2009-01-06 Jan Hubicka <jh@suse.cz>
28107 Kai Tietz <kai.tietz@onevision.com>
28109 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
28110 * config/i386/i386.c (ix86_expand_call): Add clobbers.
28112 2009-01-06 Jan Hubicka <jh@suse.cz>
28113 Kai Tietz <kai.tietz@onevision.com>
28115 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
28117 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
28118 (ix86_nsaved_regs): Count only general purpose regs.
28119 (ix86_nsaved_sseregs): New.
28120 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
28121 to 16 for w64; compute padding and size of sse reg save area.
28122 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
28123 general purpose regs.
28124 (ix86_emit_save_sse_regs_using_mov): New.
28125 (ix86_expand_prologue): Save SSE regs if needed.
28126 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
28127 (ix86_emit_restore_sse_regs_using_mov): New.
28128 (ix86_expand_epilogue): Save SSE regs if needed.
28130 2009-01-06 Jan Hubicka <jh@suse.cz>
28131 Kai Tietz <kai.tietz@onevision.com>
28133 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
28134 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
28135 functions when accumulate outgoing args is off.
28137 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28140 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
28141 before using pseudos_have_intersected_live_ranges_p.
28143 * ira-int.h (ira_assert): Always define.
28145 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28147 AVX Programming Reference (December, 2008)
28148 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
28149 (_mm256_permute2_pd): Likewise.
28150 (_mm_permute2_ps): Likewise.
28151 (_mm256_permute2_ps): Likewise.
28152 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
28153 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
28155 * config/i386/i386.c (ix86_builtins): Remove
28156 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
28157 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
28158 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
28159 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
28160 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
28161 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
28162 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
28163 __builtin_ia32_vpermil2ps256.
28164 (ix86_init_mmx_sse_builtins): Updated.
28165 (ix86_expand_args_builtin): Likewise.
28167 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28169 * pa.c (output_call): Relocate non-jump insns in the delay slot of
28170 long absolute calls when generating PA 2.0 code.
28172 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
28174 PR rtl-optimization/38583
28175 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
28177 * params.def (ira-max-conflict-table-size): New.
28179 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
28181 * ira.h (ira_conflicts_p): New external definition.
28183 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
28184 table. Report this. Return result of building.
28185 (ira_build_conflicts): Use ira_conflicts_p. Check result of
28186 building conflict table.
28188 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
28189 (ira_color): Use ira_conflicts_p.
28191 * global.c: Include ira.h.
28192 (pseudo_for_reload_consideration_p, build_insn_chain): Use
28195 * Makefile.in (global.o): Add ira.h.
28197 * ira-build.c (mark_all_loops_for_removal,
28198 propagate_some_info_from_allocno): New.
28199 (remove_unnecessary_allocnos): Call
28200 propagate_some_info_from_allocno.
28201 (remove_low_level_allocnos): New.
28202 (remove_unnecessary_regions): Add parameter. Call
28203 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
28204 parameter to remove_unnecessary_regions.
28205 (ira_build): Remove all regions but root if the conflict table was
28206 not built. Update conflict hard regs for allocnos crossing calls.
28208 * ira.c (ira_conflicts_p): New global.
28209 (ira): Define and use ira_conflicts_p.
28211 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
28212 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
28213 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
28215 2009-01-06 Ben Elliston <bje@au.ibm.com>
28217 * gengtype-lex.l (YY_NO_INPUT): Define.
28219 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
28222 * c-common.c (handle_vector_size_attribute): Also reject
28223 BOOLEAN_TYPE types.
28225 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
28227 PR tree-optimization/38492
28228 * graphite.c (rename_map_elt, debug_rename_elt,
28229 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
28230 rename_map_elt_info, eq_rename_map_elts,
28231 get_new_name_from_old_name, bb_in_sese_p): Moved around.
28232 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
28233 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
28234 (sese_build_livein_liveouts): New.
28235 (new_sese, free_sese): New.
28236 (new_scop): Call new_sese.
28237 (free_scop): Call free_sese.
28238 (rename_variables_from_edge, rename_phis_end_scop): Removed.
28239 (register_old_new_names): Renamed register_old_and_new_names.
28240 (register_scop_liveout_renames, add_loop_exit_phis,
28241 insert_loop_close_phis, struct igp,
28242 default_liveout_before_guard, add_guard_exit_phis,
28243 insert_guard_phis, copy_renames): New.
28244 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
28245 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
28246 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
28247 (scop_adjust_phis_for_liveouts): New.
28248 (gloog): Call scop_adjust_phis_for_liveouts.
28250 * graphite.h (struct sese): Documented. Added fields liveout,
28251 num_ver and livein.
28252 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
28253 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
28254 (struct scop): Added field liveout_renames.
28255 (SCOP_LIVEOUT_RENAMES): New.
28257 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
28259 PR tree-optimization/38510
28260 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
28261 (translate_clast): Call recompute_all_dominators before
28263 (gloog): Call recompute_all_dominators before graphite_verify.
28265 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
28266 Jan Sjodin <jan.sjodin@amd.com>
28268 PR tree-optimization/38500
28269 * graphite.c (create_sese_edges): Call fix_loop_structure after
28272 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
28274 * config.gcc: Add m32r*-*-rtems*.
28275 * config/m32r/rtems.h: New file.
28277 2009-01-05 Ben Elliston <bje@au.ibm.com>
28279 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
28280 (.po.pox): Likewise.
28281 (po/gcc.pot): Likewise.
28283 2009-01-04 David S. Miller <davem@davemloft.net>
28285 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
28286 (STARTING_FRAME_OFFSET): Always set to zero.
28288 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
28290 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
28291 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
28292 fixed-point types, and vectors of the same.
28294 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
28296 * config/mips/sync.md (*mb_barrier): Rename to...
28297 (*memory_barrier): ...this.
28299 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
28301 * doc/extend.texi (Function Attributes): Move @cindex after @item
28302 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
28303 and put in alphabetical order. Fix 'target' name and put in order.
28304 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
28307 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
28309 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
28310 (memory_barrier): Expand as unspec instead of unspec_volatile.
28311 Remove mem:BLK from insn operands. Use Pmode scratch register.
28312 (*memory_barrier): Define as unspec instead of unspec_volatile.
28313 Use (match_dup 0) as input operand.
28315 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
28316 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
28317 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
28318 scratch register. Remove operand 1.
28319 (*stbar): Define as unspec instead of unspec_volatile.
28320 Use (match_dup 0) as input operand, remove (const_int 8).
28321 (*membar): Define as unspec instead of unspec_volatile.
28322 Use (match_dup 0) as input operand, remove input operand 2.
28324 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
28325 (memory_barrier): Expand as unspec instead of unspec_volatile.
28326 Remove mem:BLK from insn operands. Use Pmode scratch register.
28327 (*memory_barrier): Define as unspec instead of unspec_volatile.
28328 Use (match_dup 0) as input operand.
28330 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
28331 Remove mem:BLK from insn operands. Use Pmode scratch register.
28332 Set volatile flag on operand 0.
28333 (*memory_barrier): New insn pattern.
28335 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
28337 (*memory_barrier): Use (match_dup 0) as input operand.
28339 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
28340 Remove mem:BLK from insn operands. Use Pmode scratch register.
28341 Set volatile flag on operand 0.
28342 (*mb_internal): New insn pattern.
28344 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
28346 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
28348 PR middle-end/38586
28349 * function.c (struct temp_slot): Move to the section of the file
28350 that deals with temp slots. Remove field 'address'.
28351 (temp_slot_address_table): New hash table of address -> temp slot.
28352 (struct temp_slot_address_entry): New struct, items for the table.
28353 (temp_slot_address_compute_hash, temp_slot_address_hash,
28354 temp_slot_address_eq, insert_temp_slot_address): Support functions
28356 (find_temp_slot_from_address): Rewrite to use the new hash table.
28357 (remove_unused_temp_slot_addresses): Remove addresses of temp
28358 slots that have been made available.
28359 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
28360 worker function for remove_unused_temp_slot_addresses.
28361 (assign_stack_temp_for_type): Don't clear the temp slot address list.
28362 Add the temp slot address to the address -> temp slot map.
28363 (update_temp_slot_address): Update via insert_temp_slot_address.
28364 (free_temp_slots): Call remove_unused_temp_slot_addresses.
28365 (pop_temp_slots): Likewise.
28366 (init_temp_slots): Allocate the address -> temp slot map, or empty
28367 the map if it is already allocated.
28368 (prepare_function_start): Initialize temp slot processing.
28370 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
28372 PR middle-end/38584
28373 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
28374 Calculate the size of all stack vars assuming no packing of stack
28375 vars will happen, replacing a quadratic algorithm with a linear one.
28377 2009-01-03 Jakub Jelinek <jakub@redhat.com>
28380 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
28383 2009-01-03 Diego Novillo <dnovillo@google.com>
28385 * doc/contrib.texi: Update contributions.
28387 2009-01-03 Jakub Jelinek <jakub@redhat.com>
28390 * builtins.c (fold_builtin_memory_op): Give up if either operand
28391 is volatile. Set srctype or desttype to non-qualified version
28395 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
28396 and FUNCTION_DECLs.
28398 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
28400 PR rtl-optimization/35805
28401 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
28402 problem if fast dce is able to remove any instructions.
28403 * dce.c (dce_process_block): Fix dump message.
28405 2009-01-02 Mark Mitchell <mark@codesourcery.com>
28408 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
28410 2009-01-02 Jakub Jelinek <jakub@redhat.com>
28412 PR middle-end/38690
28413 * tree-flow.h (op_code_prio, op_prio): New prototypes.
28414 * tree-pretty-print.c (op_code_prio): New function.
28415 (op_prio): No longer static. Use op_code_prio.
28416 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
28417 Use op_prio and op_code_prio to determine if () should be
28418 printed around operand(s) or not.
28420 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
28421 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
28422 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
28423 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
28424 pp_character instead of pp_string for single letter printing.
28426 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
28428 * doc/extend.texi: Fix '#pragma GCC option' typo.
28430 2009-01-02 Richard Guenther <rguenther@suse.de>
28432 * doc/install.texi (--enable-checking): Mention different
28433 default for stage1.
28434 (--enable-stage1-checking): Document.
28436 2009-01-01 Andrew Pinski <pinskia@gmail.com>
28438 PR middle-end/30142
28439 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
28440 case to be an error.
28442 2009-01-02 Ben Elliston <bje@au.ibm.com>
28444 * config/fp-bit.h (pack_d): Constify argument.
28445 * config/fp-bit.c (makenan): Constify return type. Remove casts.
28446 (isnan): Constify argument.
28448 (iszero): Likewise.
28449 (pack_d): Likewise.
28450 (_fpadd_parts): Constify return type.
28451 (_fpmul_parts): Likewise.
28452 (_fpdiv_parts): Likewise.
28454 2009-01-01 Jakub Jelinek <jakub@redhat.com>
28457 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
28458 warn about overwriting initializer with side-effects or
28459 -Woverride-init if !IMPLICIT.
28460 (output_init_element): Likewise. Pass IMPLICIT down to
28462 (process_init_element): Add IMPLICIT argument. Pass it down
28463 to output_init_element.
28464 (push_init_element, pop_init_level, set_designator): Adjust
28465 process_init_element callers.
28466 (set_nonincremental_init, set_nonincremental_init_from_string):
28467 Adjust add_pending_init callers.
28468 (output_pending_init_elements): Adjust output_init_element callers.
28469 * c-tree.h (process_init_element): Adjust prototype.
28470 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
28471 process_init_element callers.
28474 Copyright (C) 2009 Free Software Foundation, Inc.
28476 Copying and distribution of this file, with or without modification,
28477 are permitted in any medium without royalty provided the copyright
28478 notice and this notice are preserved.