1 2009-10-09 Jakub Jelinek <jakub@redhat.com>
4 * dwarf2out.c (dwarf2out_init): Test whether
5 HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
8 PR rtl-optimization/41646
9 * calls.c (expand_call): For BLKmode types returned in registers
10 avoid likely spilled hard regs in copy_blkmode_from_reg generated
13 2009-10-09 Richard Guenther <rguenther@suse.de>
15 PR tree-optimization/41634
16 * tree-ssa-dom.c (remove_local_expressions_from_table): Assert
17 we remove the correct elements.
18 (optimize_stmt): Make sure to update stmt operands before
19 optimizing redundancies.
21 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
23 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
25 2009-10-09 Richard Guenther <rguenther@suse.de>
28 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
30 (lto_wrapper_exit): New function.
32 (fatal_perror): Likewise.
33 (fork_execute): Use global args_name, do not free it.
34 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
35 * lto-streamer.h: Remove duplicate prototypes.
37 2009-10-09 Richard Guenther <rguenther@suse.de>
39 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
40 before calling stmt_can_throw_external.
42 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
44 PR tree-optimization/40071
45 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
46 pointer if the original data reference doesn't conflict with the
47 created vector data reference. Fix long line.
49 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
51 * config/i386/i386.md (any_div): New code iterator.
52 (u): Handle div and udiv.
54 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
56 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
57 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
58 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
59 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
61 2009-10-08 Joseph Myers <joseph@codesourcery.com>
63 * gcc.c (main): Remove trailing "." from diagnostics.
65 2009-10-08 Cary Coutant <ccoutant@google.com>
67 Add support for debugging with ICF (Identical Code Folding).
68 * calls.c (debug.h): New #include.
69 (emit_call_1): Call virtual_call_token debug hook.
70 * common.opt (-fenable-icf-debug): New option.
71 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
72 locations in the source).
73 (poc_label_num): New variable.
74 (dcall_entry, vcall_entry): New typedefs.
75 (dcall_table, vcall_table): New variables.
76 (struct vcall_insn): New type.
77 (vcall_insn_table): New variable.
78 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
79 (size_of_dcall_table): New function.
80 (output_dcall_table): New function.
81 (size_of_vcall_table): New function.
82 (output_vcall_table): New function.
83 (dwarf2out_direct_call): New function.
84 (vcall_insn_table_hash): New function.
85 (vcall_insn_table_eq): New function.
86 (dwarf2out_virtual_call_token): New function.
87 (dwarf2out_virtual_call): New function.
88 (dwarf2out_init): Allocate new tables and sections.
89 (prune_unused_types): Mark DIEs referenced from direct call table.
90 (dwarf2out_finish): Output direct and virtual call tables.
91 * final.c (final_scan_insn): Call direct_call and virtual_call
93 * debug.h (struct gcc_debug_hooks): Add direct_call,
94 virtual_call_token, virtual_call hooks.
95 (debug_nothing_uid): New function.
96 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
97 (debug_nothing_uid): New function.
98 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
99 (xcoff_debug_hooks): Likewise.
100 * sdbout.c (sdb_debug_hooks): Likewise.
101 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
102 * doc/invoke.texi (-fenable-icf-debug): New option.
104 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
107 * regmove.c (regmove_backward_pass): Replace src with dst in the
108 debug insn, and check for dst before rather than after.
110 2009-10-08 Janis Johnson <janis187@us.ibm.com>
112 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
113 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
115 2009-10-08 Jan Hubicka <jh@suse.cz>
118 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
119 do not mark cgraph nodes as needed.
120 (record_references_in_initializer): Add new only_vars parameter.
121 * cgraph.h (record_references_in_initializer): New parameter.
122 * varasm.c (assemble_variable): Update call.
123 * varpool.c (varpool_analyze_pending_decls): Always look for
126 2009-10-08 Anatoly Sokolov <aesok@post.ru>
128 * config/avr/avr.c (last_insn_address) Remove variable.
129 (expand_prologue): Don't initialise last_insn_address variable.
130 (final_prescan_insn): Don't output insn size.
131 * config/avr/avr.opt (msize): Remove switch.
132 * doc/invoke.texi (AVR Options): Remove documentation of -msize
135 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
137 * combine.c (label_tick_ebb_start): Fix comment.
138 (combine_instructions): Set label_tick and label_tick_ebb_start before
139 calling setup_incoming_promotions. Start them from 1. Increment
140 label_tick instead of deriving it from the BB index. Rather than
141 comparing ticks use the block from the previous iteration to decide
142 whether to start a new EBB. Remove empty lines before function.
144 2009-10-08 Michael Matz <matz@suse.de>
147 * builtins.c (fold_builtin_isascii): Use fold_build2.
148 (fold_builtin_isdigit): Ditto.
149 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
150 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
151 remove_useless_stmts_cond, remove_useless_stmts_tf,
152 remove_useless_stmts_tc, remove_useless_stmts_bind,
153 remove_useless_stmts_goto, remove_useless_stmts_label,
154 remove_useless_stmts_1, remove_useless_stmts,
155 pass_remove_useless_stmts): Remove.
156 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
157 * passes.c (init_optimization_passes): Don't add
158 pass_remove_useless_stmts.
159 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
160 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
162 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
163 for static constants.
164 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
165 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
167 2009-10-08 Richard Guenther <rguenther@suse.de>
169 * gimple.c (free_gimple_type_tables): New function.
170 * gimple.h (free_gimple_type_tables): Declare.
172 2009-10-07 Mark Heffernan <meheff@google.com>
174 * ipa-prop.c (ipa_print_node_params) Only print
175 names of named arguments.
177 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
179 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
180 being statically linked.
182 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
184 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
186 2009-10-08 Jan Hubicka <jh@suse.cz>
189 * ipa.c (cgraph_externally_visible_p,
190 function_and_variable_visibility,
191 whole_program_function_and_variable_visibility): Skip non-finalized
194 2009-10-08 Nick Clifton <nickc@redhat.com>
196 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
199 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
202 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
204 2009-10-07 Joseph Myers <joseph@codesourcery.com>
207 * c-common.c (c_fully_fold_internal): Strip nops from the result
208 of recursive calls to c_fully_fold_internal.
209 (c_wrap_maybe_const): New.
210 (c_save_expr): Use c_wrap_maybe_const.
211 * c-common.h (c_wrap_maybe_const): Declare.
212 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
213 build_binary_op): Use c_wrap_maybe_const.
215 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
217 * real.c: Fix comment to reflect actual exponent size.
219 2009-10-08 Ben Elliston <bje@au.ibm.com>
221 * config/rs6000/a2.md: Add FSF comment header.
223 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
225 * config/i386/i386.md (any_extend): New code iterator.
226 (u, s): New code attributes.
228 (DWIH): Rewrite as code iterator for SI and DI modes.
229 (DWI): Rewrite as mode attribute.
230 (dwi): New mode attribute.
231 (di): Depend on SI mode and DI mode.
232 (doubleint_general_operand): Remove mode attribute.
234 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
237 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
238 (*sub<mode>3_doubleword): Ditto.
240 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
241 using SWIM248 mode iterator.
242 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
243 using SWI48 mode iterator.
244 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
245 patterns using DWIH mode iterator and any_extend code iterator.
246 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
247 using any_extend code iterator.
248 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
249 patterns using DWIH mode iterator and any_extend code iterator.
250 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
251 using any_extend code iterator.
252 (<s>mul<mode>3_highpart): Macroize expander from
253 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
254 and any_extend code iterator.
255 (*<s>muldi3_highpart_1): Macroize insn from
256 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
257 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
258 patterns using any_extend code iterator.
259 (*<s>mulsi3_highpart_zext): Macroize insn from
260 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
262 2009-10-07 Jakub Jelinek <jakub@redhat.com>
264 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
265 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
266 refering to a DIE with DW_AT_const_value.
268 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
271 * ira-lives.c (check_and_make_def_conflict): Process all operands.
273 2009-10-06 Jan Hubicka <jh@suse.cz>
275 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
278 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
280 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
281 *lea_2_rex64): Move before *add<mode>_1 pattern.
283 2009-10-07 Jan Hubicka <jh@suse.cz>
285 * collect2.c (main): Add -fno-whole-program.
286 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
288 2009-10-07 Jan Hubicka <jh@suse.cz>
290 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
291 has no address taken.
292 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
294 (cgraph_clone_node): Clear externally_visible flag for clones.
295 * cgraph.h (cgraph_only_called_directly_p,
296 cgraph_can_remove_if_no_direct_calls_p): New predicates.
297 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
298 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
299 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
300 ipcp_insert_stage): Likwise.
301 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
302 externally_visible flag.
303 (verify_cgraph_node): Verify that inline clones look right.
304 (process_function_and_variable_attributes): Do not set
305 externally_visible flags.
306 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
308 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
310 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
311 clear externally_visible when turning into inline clones
312 (cgraph_mark_inline_edge): Use new predicates.
313 (cgraph_estimate_growth): Likewise.
314 (cgraph_decide_inlining): Likewise.
315 * ipa.c (cgraph_postorder): Likewise.
316 (cgraph_remove_unreachable_nodes): Likewise; sanity check
317 that inline clones are not needed.
318 (cgraph_externally_visible_p): New predicate.
319 (function_and_variable_visibility): Add whole_program parameter;
320 always set externally_visible flag; handle COMDAT function
322 (local_function_and_variable_visibility): New function.
323 (gate_whole_program_function_and_variable_visibility): New function.
324 (whole_program_function_and_variable_visibility): New function.
325 (pass_ipa_whole_program_visibility): New function.
326 * passes.c (init_optimization_passes): Add whole program visibility
328 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
329 not care about needed/reachable flags.
330 * varpool.c: Include flags.h
331 (decide_is_variable_needed): When doing LTO assume whole-program mode.
332 (varpool_finalize_decl): When we are in LTO read-back, all variables
334 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
336 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
338 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
341 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
343 * config.gcc: Don't include the makefile fragments intended for
345 * config/s390/fixdfdi.h: File removed.
346 * config/s390/libgcc-glibc.ver: File removed.
347 * config/s390/s390.h: Remove the fixdfdi.h hack.
348 * config/s390/t-crtstuff: File moved to libgcc dir.
349 * config/s390/t-linux: Likewise.
350 * config/s390/t-tpf: libgcc specific parts removed.
351 * config/s390/t-linux64: Likewise.
353 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
355 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
356 (lto-compress.o): Likewise.
358 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
361 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
362 dllexport to class members here.
363 (i386_pe_determine_dllimport_p): Only check static class data for
365 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
366 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
367 functions for vague linkage.
368 (i386_pe_type_dllexport_p): Fix formatting.
369 (maybe_add_dllexport) New function.
370 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
373 2009-10-07 Ben Elliston <bje@au.ibm.com>
375 * config/rs6000/a2.md: Remove duplicated lines.
377 2009-10-07 Ben Elliston <bje@au.ibm.com>
379 * config.gcc (powerpc*-*-*): Handle a2.
380 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
381 * config/rs6000/a2.md: New file.
382 * config/rs6000/rs6000.opt (mno-update): New.
383 (mupdate): Return to using a mask, not a var.
384 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
385 (enum processor_type): Add PROCESSOR_PPCA2.
386 * config/rs6000/rs6000.c (ppca2_cost): New costs.
387 (rs6000_override_options): Add "a2" to processor_target_table.
388 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
389 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
391 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
393 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
394 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
395 reference to nonexistent gen_truncxfxf2 function.
397 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
399 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
400 (DWIH, g, di, doubleint_general_operand): New mode attributes.
401 (general_operand): Handle TI mode.
402 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
403 using SDWIM mode iterator.
404 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
405 pattern from *add{di,ti}3_1 patterns and corresponding splitters
406 using DWI mode iterator.
407 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
408 patterns using SWI mode iterator.
409 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
410 using SWI48 mode iterator.
411 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
412 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
413 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
414 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
415 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
416 using SDWIM mode iterator.
417 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
418 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
419 using DWI mode iterator.
420 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
421 patterns using SWI mode iterator.
422 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
423 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
424 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
425 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
426 patterns using plusminus code iterator.
427 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
428 sub<mode>3 patterns using plusminus code iterator.
429 * config/i386/i386.c (override_options): Update call to
430 gen_subdi_carry_rex64 for renamed function.
431 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
432 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
433 calls to instruction expanders.
435 2009-10-06 Martin Jambor <mjambor@suse.cz>
438 * opts.c (decode_options): Run IPA-SRA at -O2.
440 2009-10-06 Richard Guenther <rguenther@suse.de>
442 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
444 2009-10-06 Tobias Burnus <burnus@net-b.de>
447 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
448 -flto and -fwhole-program flags can be combined.
450 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
453 * gcc.c (process_command): Check that -o argument was specified.
455 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
457 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
459 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
461 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
462 * doc/invoke.texi (Warning Options): Annotate allowed languages
463 for -Wunsuffixed-float-constants.
465 2009-10-05 Jakub Jelinek <jakub@redhat.com>
467 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
468 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
469 same name and isn't the main variant.
472 * dwarf2out.c (loc_by_reference): Removed.
473 (dw_loc_list_1): New function.
474 (dw_loc_list): Remove toplev argument, add want_address argument.
475 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
476 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
477 want_address == 2 to dw_loc_list. For successful dw_loc_list
478 set have_address to 1 only if want_address is not 0.
480 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
482 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
483 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
484 a code block followed by two pointers.
485 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
486 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
487 (MIPS_MOVE): Likewise.
488 (MIPS_LUI): Likewise.
490 (MIPS_BAL): Likewise.
491 (MIPS_NOP): Likewise.
492 (mips_asm_trampoline_template): Delete.
493 (mips_trampoline_code_size): New function.
494 (mips_trampoline_init): Add shorter sequences for all cases
495 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
496 Calculate the opcodes directly, rather than copying from a template.
497 Only flush the code part of the trampoline.
498 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
500 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
502 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
503 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
504 (INCOMING_RETURN_ADDR_RTX): Likewise.
505 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
507 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
508 with RETURN_ADDR_REGNUM.
509 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
510 * config/mips/mips.c (mips16_build_call_stub): Replace
511 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
512 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
513 (mips_print_operand_punctuation): Likewise.
514 (mips_frame_set): Likewise.
515 (mips16e_output_save_restore): Likewise.
516 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
517 (mips_save_reg_p): Likewise.
518 (mips_return_addr): Likewise.
519 (mips_set_return_address): Likewise.
520 (mips_direct_save_slot_move_p): Likewise.
521 (mips_output_function_prologue): Likewise.
522 (mips_restore_reg): Likewise.
523 (mips_expand_epilogue): Likewise.
524 (mips_epilogue_uses): Likewise.
525 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
526 (*mov<mode>_ra): Use it instead of a hard-coded 31.
527 (clear_hazard_<mode>): Likewise.
528 (call_internal): Likewise.
529 (call_internal_direct): Likewise.
530 (call_direct_split): Likewise.
531 (call_value_internal): Likewise.
532 (call_value_split): Likewise.
533 (call_value_internal_direct): Likewise.
534 (call_value_direct_split): Likewise.
535 (call_value_multiple_internal): Likewise.
536 (call_value_multiple_split): Likewise.
538 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
539 Jakub Jelinek <jakub@redhat.com>
541 PR rtl-optimization/41511
542 * combine.c (record_value_for_reg): Pass explicit values as argument
543 to get_last_value_validate.
544 (get_last_value_validate): Document INSN parameter.
545 For non-readonly MEMs, assume they might have been modified if INSN
546 was in another basic block.
547 (get_last_value): Minor reformatting.
549 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
552 * final.c (asm_str_count): Split out from asm_insn_count.
553 * rtl.h (asm_str_count): New prototype.
554 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
557 2009-10-05 Sriraman Tallam <tmsriram@google.com>
559 * doc/plugins.texi: Change plugin_pass to register_pass_info.
561 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
562 Rafael Espindola <espindola@google.com>
564 * gengtype.c (write_types): Moved call to write_func_for_structure
567 2009-10-05 Richard Guenther <rguenther@suse.de>
570 * lto-cgraph.c (output_cgraph): Output toplevel asms.
571 (input_cgraph_1): Input toplevel asms.
573 2009-10-05 Richard Guenther <rguenther@suse.de>
576 * lto-symtab.c (lto_compatible_attributes_p): Remove.
577 (external_aggregate_decl_p): Likewise.
578 (lto_symtab_compatible): Re-structure. Remove dead code.
579 For variables ignore toplevel qualifiers when comparing types.
580 Issue warnings, not errors for mismatched user-alignment.
582 2009-10-05 Richard Guenther <rguenther@suse.de>
586 * lto-symtab.c (struct lto_symtab_base_def): Remove.
587 (struct lto_symtab_identifier_def): Likewise.
588 (struct lto_symtab_decl_def): Likewise.
589 (struct lto_symtab_entry_def): New.
590 (lto_symtab_identifier_t): Rename to ...
591 (lto_symtab_entry_t): ... this.
592 (lto_symtab_decls): Remove.
593 (lto_symtab_base_hash): Rename to ...
594 (lto_symtab_entry_hash): ... this.
595 (lto_symtab_base_eq): Rename to ...
596 (lto_symtab_entry_eq): ... this.
597 (lto_symtab_base_marked_p): Rename to ...
598 (lto_symtab_entry_marked_p): ... this.
599 (lto_symtab_identifier_marked_p): Remove.
600 (lto_symtab_decl_marked_p): Likewise.
601 (lto_symtab_maybe_init_hash_tables): Rename to ...
602 (lto_symtab_maybe_init_hash_table): ... this.
603 (lto_symtab_set_resolution_and_file_data): Remove.
604 (lto_symtab_register_decl): New function.
605 (lto_symtab_get_identifier): Remove.
606 (lto_symtab_get): New function.
607 (lto_symtab_get_resolution): Adjust.
608 (lto_symtab_get_identifier_decl): Remove.
609 (lto_symtab_set_identifier_decl): Likewise.
610 (lto_symtab_merge_decl): Rename to ...
611 (lto_symtab_merge): ... this. Rewrite.
612 (lto_symtab_merge_var): Remove.
613 (lto_symtab_merge_fn): Likewise.
614 (lto_symtab_prevailing_decl): Adjust.
615 (lto_cgraph_replace_node): New function.
616 (lto_symtab_merge_decls_2): Likewise.
617 (lto_symtab_merge_decls_1): Likewise.
618 (lto_symtab_fixup_var_decls): Likewise.
619 (lto_symtab_resolve_symbols): Likewise.
620 (lto_symtab_merge_decls): Likewise.
621 (lto_symtab_prevailing_decl): Adjust.
622 (lto_symtab_get_symtab_def): Remove.
623 (lto_symtab_get_file_data): Likewise.
624 (lto_symtab_clear_resolution): Adjust.
625 (lto_symtab_clear_resolution): Likewise.
626 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
627 (input_cgraph_1): Likewise.
628 * lto-streamer-in.c (get_resolution): Do not provide fake
629 symbol resolutions here.
630 (deferred_global_decls): Remove.
631 (lto_register_deferred_decls_in_symtab): Likewise.
632 (lto_register_var_decl_in_symtab): Change signature, register
633 variable via lto_symtab_register_decl.
634 (lto_register_function_decl_in_symtab): Likewise.
635 (lto_read_tree): Adjust.
636 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
637 (lto_symtab_merge_var): Likewise.
638 (lto_symtab_merge_fn): Likewise.
639 (lto_symtab_register_decl): Declare.
640 (lto_symtab_merge_decls): Likewise.
642 2009-10-05 Richard Guenther <rguenther@suse.de>
644 PR tree-optimization/23821
645 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
646 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
647 simple IV increments.
649 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
651 * config/arm/arm.c (arm_override_options): Really initialize
652 flag_dwarf2_cfi_asm to 0.
654 2009-10-05 Doug Kwan <dougkwan@google.com>
656 PR rtl-optimization/41574
657 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
658 floating point and we are not doing unsafe math optimizations.
660 2009-10-03 Simon Baldwin <simonb@google.com>
661 Cary Coutant <ccoutant@google.com>
662 Rafael Espindola <espindola@google.com>
663 Richard Guenther <rguenther@suse.de>
664 Jan Hubicka <jh@suse.cz>
665 Doug Kwan <dougkwan@google.com>
666 H.J. Lu <hongjiu.lu@intel.com>
667 Bill Maddox <maddox@google.com>
668 Ryan Mansfield <rmansfield@qnx.com>
669 Diego Novillo <dnovillo@google.com>
670 Ollie Wild <aaw@google.com>
671 Kenneth Zadeck <zadeck@naturalbridge.com>
673 * lto-cgraph.c: New file.
674 * lto-compress.c: New file.
675 * lto-compress.h: New file.
676 * lto-opts.c: New file.
677 * lto-section-in.c: New file.
678 * lto-section-out.c: New file.
679 * lto-streamer-in.c: New file.
680 * lto-streamer-out.c: New file.
681 * lto-streamer.c: New file.
682 * lto-streamer.h: New file.
683 * lto-symtab.c: New file.
684 * lto-wpa-fixup.c: New file.
685 * lto-wrapper.c: New file.
687 2009-10-03 Simon Baldwin <baldwin@google.com>
688 Ben Elliston <bje@au.ibm.com>
689 Rafael Espindola <espindola@google.com>
690 Nathan Froyd <froydnj@codesourcery.com>
691 Jan Hubicka <jh@suse.cz>
692 Doug Kwan <dougkwan@google.com>
693 Diego Novillo <dnovillo@google.com>
694 Kenneth Zadeck <zadeck@naturalbridge.com>
696 * Makefile.in (enable_lto): New.
697 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
698 (LINKER_PLUGIN_API_H): Define.
699 (LTO_SYMTAB_H): Define.
700 (LTO_STREAMER_H): Define.
701 (TREE_VECTORIZER_H): Define.
702 (INCLUDES): Add LIBELFINC.
703 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
704 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
705 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
706 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
707 (native): Add lto-wrapper$(exeext)
708 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
709 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
710 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
711 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
712 (varasm.o): Add dependency on tree-iterator.h.
713 (cgraph.o): Add dependency on cif-code.def.
714 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
715 (ipa-pure-const.o): Likewise.
716 (GTFILES): Add lto-symtab.c.
717 (install-lto-wrapper): New.
718 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
719 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
720 * config.in: Regenerate.
722 2009-10-03 Rafael Espindola <espindola@google.com>
723 Diego Novillo <dnovillo@google.com>
725 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
727 Call execute_ipa_summary_passes for all_regular_ipa_passes and
729 (cgraph_optimize): Make extern.
731 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
732 Kenneth Zadeck <zadeck@naturalbridge.com>
734 * toplev.c (in_lto_p): Declare.
735 * collect2.c (scan_prog_file): Read all the output when reading
737 (enum lto_mode_d): Declare.
739 2009-10-03 Richard Guenther <rguenther@suse.de>
740 Diego Novillo <dnovillo@google.com>
742 * gimple.c: Include target.h and alias.h.
743 (gimple_types): Declare.
744 (type_hash_cache): Declare.
745 (gimple_alloc_stat): Make extern.
746 (gimple_build_eh_must_not_throw): Call
747 gimple_eh_must_not_throw_set_fndecl.
748 (struct type_pair_d): Declare.
749 (type_pair_t): Declare.
750 (type_pair_hash): New.
752 (lookup_type_pair): New.
753 (gimple_force_type_merge): New.
754 (compare_type_names_p): New.
755 (compare_field_offset): New.
756 (gimple_types_compatible_p): New.
757 (struct sccs): Declare.
758 (next_dfs_num): Declare.
759 (iterative_hash_gimple_type): New.
761 (iterative_hash_type_name): New.
762 (iterative_hash_gimple_type): New.
763 (gimple_type_hash): New.
764 (gimple_type_eq): New.
765 (gimple_register_type): New.
766 (print_gimple_types_stats): New.
767 (gimple_signed_or_unsigned_type): New.
768 (gimple_unsigned_type): New.
769 (gimple_signed_type): New.
770 (gimple_get_alias_set): New.
771 (gimple_decl_printable_name): Do not use DMGL_TYPES.
772 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
773 (gimple_force_type_merge): Declare.
774 (gimple_types_compatible_p): Declare.
775 (gimple_register_type): Declare.
776 (print_gimple_types_stats): Declare.
777 (gimple_unsigned_type): Declare.
778 (gimple_signed_type): Declare.
779 (gimple_get_alias_set): Declare.
780 (gimple_eh_must_not_throw_set_fndecl): New.
782 2009-10-03 Jan Hubicka <jh@suse.cz>
783 Kenneth Zadeck <zadeck@naturalbridge.com>
785 * ipa-pure-const.c: Include lto-streamer.h.
786 (register_hooks): Factor out of ...
787 (generate_summary): ... here.
788 (pure_const_write_summary): New.
789 (pure_const_read_summary): New.
790 (pass_ipa_pure_const): Add pure_const_write_summary and
791 pure_const_read_summary.
792 * ipa-reference.c: Include lto-streamer.h.
793 (add_new_function): New.
794 (remove_node_data): New.
795 (duplicate_node_data): New.
796 (ipa_init): Guard against multiple calls.
797 Move hook setup from analyze_function.
798 (write_node_summary_p): New.
799 (ipa_reference_write_summary): New.
800 (ipa_reference_read_summary): New.
801 (pass_ipa_reference): Add ipa_reference_write_summary and
802 ipa_reference_read_summary.
803 * cgraph.h (cgraph_local_info): Add field lto_file_data.
804 (struct cgraph_edge): Add fields lto_stmt_uid and
805 call_stmt_cannot_inline_p.
806 (cgraph_optimize): Declare.
807 (cgraph_decide_is_function_needed): Declare.
808 (reset_inline_failed): Declare.
809 (enum LTO_cgraph_tags): Declare.
810 (LTO_cgraph_tag_names): Declare.
811 (LCC_NOT_FOUND): Define.
813 2009-10-03 Doug Kwan <dougkwan@google.com>
814 Rafael Espindola <espindola@google.com>
815 Jan Hubicka <jh@suse.cz>
816 Diego Novillo <dnovillo@google.com>
817 Kenneth Zadeck <zadeck@naturalbridge.com>
819 * passes.c (all_regular_ipa_passes): New.
820 (all_ipa_passes): Rename to all_small_ipa_passes.
821 (init_optimization_passes): Init all_regular_ipa_passes.
822 * tree-pass.h (all_regular_ipa_passes): New.
823 (all_ipa_passes): Rename to all_small_ipa_passes.
824 * passes.c (all_lto_gen_passes): New.
825 (init_optimization_passes): Initialize all_lto_gen_passes.
826 (execute_ipa_summary_passes): Make non-static.
827 (ipa_write_summaries_1): New.
828 (ipa_write_summaries_2): New.
829 (ipa_write_summaries): New.
830 (ipa_write_summaries_of_cgraph_node_set): New.
831 (ipa_read_summaries_1): New.
832 (ipa_read_summaries): New.
833 (execute_ipa_pass_list): Call cgraph_process_new_functions.
834 (execute_regular_ipa_pass_list): Remove.
835 (init_optimization_passes): Schedule
836 pass_rebuild_cgraph_edges and pass_early_inline outside
837 of pass_all_early_optimizations. Document reason.
838 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
839 pass_ipa_lto_finish_out): New pass.
840 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
841 (execute_all_ipa_transforms): New.
842 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
843 (dump_properties, debug_properties): New.
844 * tree-optimize.c (gate_all_early_local_passes): Return
845 false if we are in lto1.
846 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
847 * tree-pass.h (execute_all_ipa_transforms): Declare.
848 (pass_ipa_function_and_variable_visibility): Declare.
849 (pass_ipa_early_inline): Declare.
850 (pass_ipa_lto_gimple_out): Declare.
851 (pass_ipa_lto_wpa_fixup): Declare.
852 (pass_ipa_lto_finish_out): Declare.
853 (all_small_ipa_passes, all_regular_ipa_passes,
854 all_lto_gen_passes): Declare.
855 (execute_ipa_summary_passes): Declare.
856 (execute_all_ipa_transforms): Declare.
857 (ipa_write_summaries): Declare
858 (ipa_write_summaries_of_cgraph_node_set): Declare.
859 (ipa_read_summaries): Declare.
861 2009-10-03 Doug Kwan <dougkwan@google.com>
862 Ollie Wild <aaw@google.com>
864 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
866 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
867 (lto_mode): New variable.
868 (maybe_run_lto_and_relink): Handle the -fwpa option.
869 (main): Handle the -fwpa option.
870 (maybe_unlink_list): New function.
871 * gcc.c (link_lto_options): Replace -flto with -fwpa.
872 * common.opt (flto): New flag.
873 * toplev.c (flag_generate_lto): Declare.
875 2009-10-03 Simon Baldwin <simonb@google.com>
877 * common.opt (flto-compression-level): New flag.
879 * opts.c: Include lto-opts.h.
880 (handle_option): Call lto_register_user_option for each
881 valid option handled.
882 (decode_options): Clear registered options before the options
885 2009-10-03 Cary Coutant <ccoutant@google.com>
887 * collect2.c (is_elf): New function.
888 (scan_prog_file): Require LTO object to be in ELF format.
890 2009-10-03 Rafael Espindola <espindola@google.com>
892 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
893 libgcc to the linker.
895 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
897 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
898 (collect_execute): Add flags argument. Pass flags to pex_run. Update
900 * collect2.h (collect_execute): Add flags argument.
901 * tlink.c (tlink_execute): Update call to collect_execute.
902 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
903 (use_linker_plugin): New.
904 (use_linker_plugin_spec_function): New.
905 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
906 (linker_plugin_file_spec): New.
907 (lto_wrapper_spec): New.
909 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
910 (static_spec_functions): Add use-linker-plugin.
911 (process_command): Handle -use-linker-plugin.
912 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
913 linker_plugin_file_spec and lto_gcc_spec.
914 (use_linker_plugin_spec_function): New.
916 2009-10-03 Richard Guenther <rguenther@suse.de>
920 * tree.h (is_lang_specific): Include LANG_TYPE.
921 * tree.c (find_decls_types_r): Manually add interesting parts
922 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
924 * gimple.c (type_pair_hash): Make symmetric.
925 (type_pair_eq): Likewise.
926 (lookup_type_pair): Increase initial hashtable size.
927 (gimple_force_type_merge): Rely on type-pair symmetry.
928 (visit): Remove excessive checking code.
929 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
930 (gimple_register_type): Remove getenv calls, shrink initial
934 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
935 inline functions if not generating lto output.
938 * toplev.c (finalize): In WPA mode remove the asm file.
940 2009-10-03 Doug Kwan <dougkwan@google.com>
942 * ipa-inline.c (cgraph_mark_inline): Check
943 edge->call_stmt_cannot_inline_p instead of calling
944 gimple_call_cannot_inline_p.
945 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
946 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
947 (inline_generate_summary): Do nothing in LTRANS.
948 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
949 exists before calling gimple_call_cannot_inline_p.
950 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
951 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
952 Update new_edge->lto_stmt_uid.
953 * cgraphbuild.c (reset_inline_failed): New.
955 * common.opt (fwpa): New flag.
956 (fltrans): New option.
957 * gcc.c (gcc_lto_option_t): New type.
958 (current_lto_option): New variable.
959 (lto_single_spec_function): Remove and is replaced by ..
960 (lto_option_spec_function): New function.
961 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
962 passing the -flto flag.
963 (cc1_options): Separate non-LTO related parts into ..
964 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
965 (lto1_options): New spec for lto FE.
966 (link_lto_options): New spec for handling LTO flags in linker.
967 (invoke_lto_single): Re-format to fit in 80 column. Replace
968 lto-single with lto-option.
969 (static_specs): Add cc1_non_lto_options, lto1_options and
971 (static_spec_function): Replace lto-single with lto-option.
972 (process_command): Handle -flto, -fwpa and -fltran by setting
973 current_lto_option and not passing it to subprocess unconditionally.
975 2009-10-03 Bill Maddox <maddox@google.com>
977 Add `gcc' driver support for link-time code generation (LTO).
979 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
980 (lto_flag, lto_objects, lto_o_file): New variables.
981 (struct lto_object, struct lto_object_list): New structures.
982 (collect_exit, handler): Remove LTO temporary output file on exit.
983 (add_lto_object): New function.
984 (maybe_run_lto_and_relink): New function. Perform link time code
985 generation and relinking for object files containing LTO information.
986 (main): Invoke maybe_run_lto_and_relink().
987 (dump_argv): New function. For debugging, currently disabled.
988 (scan_prog_file): Add LTO information pass.
989 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
991 * toplev.c (compile_file): Emit assembler directive to create
992 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
994 2009-10-03 Diego Novillo <dnovillo@google.com>
996 * c.opt: Add LTO to warn_abi and warn_psabi.
998 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
999 inline function. Ignore language-specific nodes. Update all users.
1000 (find_decls_types_r): Do not traverse the subtrees of
1001 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
1002 * tree.h (is_lang_specific): New.
1003 * langhooks.h (struct lang_hooks_for_decls): Remove
1004 may_need_assembler_name_p. Update all users.
1006 * c-common.c (set_builtin_user_assembler_name): Move ...
1007 * builtins.c (set_builtin_user_assembler_name): ... here.
1008 (is_builtin_name): Add comment
1009 (is_builtin_fn): New.
1010 * except.c (output_ttype): Only call
1011 lookup_type_for_runtime if TYPE is not a runtime type.
1013 * passes.c (register_pass): Call position_pass on
1014 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
1015 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
1016 (TV_IPA_LTO_DECL_IO): Define.
1017 (TV_IPA_LTO_CGRAPH_IO): Define.
1019 (TV_WHOPR_WPA): Define.
1020 (TV_WHOPR_WPA_IO): Define.
1021 (TV_WHOPR_LTRANS): Define.
1022 (TV_WHOPR_WPA_FIXUP): Define.
1023 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
1024 * tree-cfg.c (tree_node_can_be_shared): Make extern.
1025 * tree-flow.h (tree_node_can_be_shared): Declare.
1026 * tree-inline.c (tree_can_inline_p): Check that E has a
1027 statement associated with it.
1028 * tree.c (free_lang_data_in_binf): Factor out of ...
1029 (free_lang_data_in_type): ... here.
1030 Call RECORD_OR_UNION_TYPE_P.
1031 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
1032 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
1033 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
1034 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
1035 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
1036 (gate_free_lang_data): Return true if flag_generate_lto is set.
1037 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
1038 * c-common.h (set_builtin_user_assembler_name): Move ...
1039 * tree.h (set_builtin_user_assembler_name): ... here.
1041 * common.opt (flto-report): New flag.
1042 * opts.c (complain_wrong_lang): Do not complain if running lto1.
1043 * collect2.c (scan_prog_file): Send the error output of
1044 'nm' to HOST_BIT_BUCKET.
1046 2009-10-03 Ollie Wild <aaw@google.com>
1048 * langhooks-def.h (lhd_begin_section): New function declaration.
1049 (lhd_write_section): New function declaration.
1050 (lhd_end_section): New function declaration.
1051 (LANG_HOOKS_BEGIN_SECTION): New macro.
1052 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
1053 (LANG_HOOKS_END_SECTION): New macro.
1054 (LANG_HOOKS_LTO): New macro.
1055 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
1056 * langhooks.c (output.h): Add include.
1057 (saved_section): New static variable.
1058 (lhd_begin_section): New function.
1059 (lhd_write_section_data): New function.
1060 (lhd_end_section): New function.
1061 * langhooks.h (struct lang_hooks_for_lto): New structure.
1062 (struct lang_hooks): Add member lto.
1063 * Makefile.in (langhooks.o): Add dependency on output.h.
1065 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
1067 2009-10-03 Richard Guenther <rguenther@suse.de>
1069 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
1072 2009-10-03 Simon Baldwin <simonb@google.com>
1073 Richard Guenther <rguenther@suse.de>
1074 Janis Johnson <janis187@us.ibm.com>
1075 Doug Kwan <dougkwan@google.com>
1076 Diego Novillo <dnovillo@google.com>
1077 Ramana Radhakrishnan <ramana.r@gmail.com>
1078 Ollie Wild <aaw@google.com>
1080 * doc/install.texi: Add documentation for libelf and --enable-lto.
1081 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
1082 -flto-report, -flto-compression-level and -use-linker-plugin.
1083 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
1084 Add section for LTO Testing.
1086 2009-10-02 Cary Coutant <ccoutant@google.com>
1088 Add support for comdat type sections for DWARF v4.
1089 Merge from dwarf4 branch.
1091 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
1092 (dw_die_ref): Define vector type.
1093 (enum dw_val_class): Add dw_val_class_data8.
1094 (struct dw_val_struct): Add v.val_data8.
1095 (comdat_type_node_ref): New type.
1096 (struct die_struct): Move die_symbol into a union; add new field
1097 die_type_node. Change all uses.
1098 (comdat_type_node): New type.
1099 (skeleton_chain_node): New type.
1100 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
1101 (comdat_type_list): New variable.
1102 (dwarf_tag_name): Add DW_TAG_type_unit.
1103 (dwarf_attr_name): Add DW_AT_signature.
1104 (add_AT_data8): New function.
1105 (replace_child): New function.
1106 (move_all_children): New function.
1107 (print_signature): New function.
1108 (print_die): Print signature information; add dw_val_class_data8.
1109 (attr_checksum): Support dw_val_class_data8.
1110 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
1111 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
1112 (checksum_sleb128, checksum_uleb128): New functions.
1113 (checksum_die_context): New function.
1114 (loc_checksum_ordered): New function.
1115 (attr_checksum_ordered): New function.
1116 (struct checksum_attributes): New structure.
1117 (collect_checksum_attributes): New function.
1118 (die_checksum_ordered): New function.
1119 (generate_type_signature): New function.
1120 (same_dw_val_p): Add dw_val_class_data8.
1121 (is_symbol_die): Use new is_declaration_die function.
1122 (is_declaration_die): New function.
1123 (should_move_die_to_comdat): New function.
1124 (clone_die): New function.
1125 (clone_tree): New function.
1126 (clone_as_declaration): New function.
1127 (copy_declaration_context): New function.
1128 (generate_skeleton_ancestor_tree): New function.
1129 (generate_skeleton_bottom_up): New function.
1130 (generate_skeleton): New function.
1131 (remove_child_or_replace_with_skeleton): New function.
1132 (break_out_comdat_types): New function.
1133 (struct decl_table_entry): New type.
1134 (htab_decl_hash): New function.
1135 (htab_decl_eq): New function.
1136 (htab_decl_del): New function.
1137 (copy_ancestor_tree): New function.
1138 (copy_decls_walk): New function.
1139 (copy_decls_for_unworthy_types): New function.
1140 (build_abbrev_table): Don't assert on missing die_symbol when doing
1141 comdat type sections.
1142 (size_of_die): Use DW_FORM_sig8 for external references. Add
1144 (unmark_dies): Don't assert for unmarked dies when doing comdat
1146 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
1147 (output_signature): New function.
1148 (output_die): Likewise.
1149 (output_compilation_unit_header): Mark output as DWARF version 3
1150 even if generating DWARF 4.
1151 (output_comdat_type_unit): New function.
1152 (output_line_info): Mark output as DWARF version 3 even if generating
1154 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
1156 (dwarf2out_end_source_file): Likewise.
1157 (prune_unused_types_walk_attribs): Don't follow references into
1158 comdat type sections.
1159 (prune_unused_types_mark): When generating type units, do not mark
1160 children of non-defining declarations of types; do mark children of
1162 (prune_unused_types): Process comdat type sections.
1163 (htab_ct_hash): New function.
1164 (htab_ct_eq): New function.
1165 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
1166 Add a pointer to the line table from type unit entries so
1167 DW_AT_decl_file has meaning.
1168 * varasm.c (default_elf_asm_named_section): Use identifier name as
1169 comdat key instead of lang hook.
1171 2009-10-02 Neil Vachharajani <nvachhar@google.com>
1173 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
1175 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
1177 * config/i386/i386.md (SWIM248): New mode iterator.
1178 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
1179 divmodhi4 patterns using SWIM248 macro.
1180 (*divmod<mode>4): Macroize insn_and_split pattern from
1181 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
1182 and their corresponding splitters usign SWIM248 macro. Split SImode
1183 insn to generate cltd and DImode insn to generate cqto instead of
1184 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
1185 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
1186 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
1187 *divmodsi_noext patterns using SWIM248 macro.
1188 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
1189 udivmodhi4 patterns using SWIM248 macro.
1190 (*udivmod<mode>4): Macroize insn_and_split pattern from
1191 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
1192 corresponding splitters using SWIM248 macro.
1193 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
1194 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
1196 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
1198 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
1199 of zero-sized element is zero-sized regardless of its extent.
1201 2009-10-02 Jakub Jelinek <jakub@redhat.com>
1204 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
1205 * configure: Regenerated.
1206 * config.in: Regenerated.
1207 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
1208 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
1209 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
1210 not emitting .eh_frame, emit .cfi_sections .debug_frame
1215 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
1216 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
1218 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
1219 vars use DECL_RTL with resetting it back to NULL afterwards.
1220 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
1221 rtx_equal_p instead of asserting it is a SYMBOL_REF.
1222 (value_format): For dw_val_class_addr only use DW_FORM_addr if
1223 the attribute type allows it, otherwise use DW_FORM_dataN.
1224 (mem_loc_descriptor): Handle CONST_STRING.
1225 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
1226 Handle MEM with CONST_STRING address using add_AT_string.
1227 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
1228 CONST_STRING for const arrays initialized with a string literal.
1229 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
1230 (dwarf2out_finish): Call resolve_addr.
1232 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
1233 Maxim Kuvyrkov <maxim@codesourcery.com>
1235 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
1237 2009-10-02 Nick Clifton <nickc@redhat.com>
1239 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
1240 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
1242 2009-10-01 Jan Hubicka <jh@suse.cz>
1244 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
1245 (cgraph_create_virtual_clone): Just pass redirect_callers
1247 * cgraph.h (cgraph_clone_node): Update prototype.
1248 * ipa-pure-const.c (self_recursive_p): New function.
1249 (propagate): Use it.
1250 * ipa-inline.c (cgraph_clone_inlined_nodes,
1251 cgraph_decide_recursive_inlining): Update.
1253 2009-10-01 David Daney <ddaney@caviumnetworks.com>
1255 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
1256 instructions for TARGET_OCTEON.
1258 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1260 * config/arm/arm.c (arm_override_options): Turn off
1261 flag_dwarf2_cfi_asm for AAPCS variants.
1263 2009-10-01 Martin Jambor <mjambor@suse.cz>
1266 * tree-sra.c (convert_callers): Do not call
1267 compute_inline_parameters on one caller more than once.
1269 2009-10-01 Nick Clifton <nickc@redhat.com>
1271 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
1272 an empty string if not already defined.
1274 2009-10-01 Martin Jambor <mjambor@suse.cz>
1277 * tree-sra.c (is_va_list_type): New function.
1278 (find_var_candidates): Call is_va_list_type.
1279 (find_param_candidates): Check that the type or the type pointed
1280 to are not va_list types.
1282 2009-10-01 Martin Jambor <mjambor@suse.cz>
1285 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
1286 DECL_ARTIFICIAL (param_decl) is true.
1288 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
1290 * tree.h (tree_decl_common::lang_flag_8): New.
1291 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
1293 * c-common.h (RID_CONSTEXPR): New.
1295 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
1297 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
1298 Use ref-all pointers.
1299 (alpha_gimplify_va_arg): Ditto.
1301 2009-09-30 Jakub Jelinek <jakub@redhat.com>
1304 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
1305 before insn counting loop now that BB_END (bb) is counted. Ensure
1306 the return value isn't zero.
1308 2009-09-30 Nick Clifton <nickc@redhat.com>
1310 * config.gcc (sh-symbianelf): Replace definition of extra_objs
1311 with separate definitions of c_target_objs and cxx_target_objs.
1312 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
1314 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
1315 sh_symbian_import_export_class.
1316 * config/sh/sh-protos.h: Fix names of exported symbian functions.
1317 * config/sh/symbian.c: Delete, moving code into...
1318 * config/sh/symbian-base.c: ... here
1319 * config/sh/symbian-c.c: ... and here
1320 * config/sh/symbian-cxx.c: ... and here.
1322 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
1325 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
1326 of plus RTX into register.
1328 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1330 * doc/install.texi: Linguistic and markup fixes.
1331 (Configuration) <--disable-cpp>: Remove description.
1332 <--enable-maintainer-mode>: Autotools files are affected, too.
1333 <--with-sysroot>: Improve description.
1334 (Building): Bump required GNU make version.
1336 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
1338 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
1339 (x86_64-*-*): Ditto.
1341 * config/i386/fma4intrin.h: New file, provide common x86 compiler
1342 intrinisics for FMA4.
1343 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
1344 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
1345 Add FMA4 check and fma4intrin.h.
1346 * config/i386/i386-c.c(ix86_target_macros_internal): Check
1348 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
1349 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
1350 constant for FMA4 support.
1351 (UNSPEC_FMA4_FMADDSUB): Ditto.
1352 (UNSPEC_FMA4_FMSUBADD): Ditto.
1353 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
1354 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
1355 (ix86_expand_fma4_multiple_memory): Ditto.
1356 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
1357 (OPTION_MASK_ISA_FMA4_UNSET): New.
1358 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
1359 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
1360 (ix86_handle_option): Handle -mfma4.
1361 (isa_opts): Handle -mfma4.
1362 (enum pta_flags): Add PTA_FMA4.
1363 (override_options): Add FMA4 support.
1364 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
1365 (IX86_BUILTIN_VFMADDSD): Ditto.
1366 (IX86_BUILTIN_VFMADDPS): Ditto.
1367 (IX86_BUILTIN_VFMADDPD): Ditto.
1368 (IX86_BUILTIN_VFMSUBSS): Ditto.
1369 (IX86_BUILTIN_VFMSUBSD): Ditto.
1370 (IX86_BUILTIN_VFMSUBPS): Ditto.
1371 (IX86_BUILTIN_VFMSUBPD): Ditto.
1372 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
1373 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
1374 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
1375 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
1376 (IX86_BUILTIN_VFNMADDSS): Ditto.
1377 (IX86_BUILTIN_VFNMADDSD): Ditto.
1378 (IX86_BUILTIN_VFNMADDPS): Ditto.
1379 (IX86_BUILTIN_VFNMADDPD): Ditto.
1380 (IX86_BUILTIN_VFNMSUBSS): Ditto.
1381 (IX86_BUILTIN_VFNMSUBSD): Ditto.
1382 (IX86_BUILTIN_VFNMSUBPS): Ditto.
1383 (IX86_BUILTIN_VFNMSUBPD): Ditto.
1384 (IX86_BUILTIN_VFMADDPS256): Ditto.
1385 (IX86_BUILTIN_VFMADDPD256): Ditto.
1386 (IX86_BUILTIN_VFMSUBPS256): Ditto.
1387 (IX86_BUILTIN_VFMSUBPD256): Ditto.
1388 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
1389 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
1390 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
1391 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
1392 (IX86_BUILTIN_VFNMADDPS256): Ditto.
1393 (IX86_BUILTIN_VFNMADDPD256): Ditto.
1394 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
1395 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
1396 (enum multi_arg_type): New enum for describing the various FMA4
1397 intrinsic argument types.
1398 (bdesc_multi_arg): New table for FMA4 intrinsics.
1399 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
1400 (ix86_expand_multi_arg_builtin): New function for creating FMA4
1402 (ix86_expand_builtin): Add FMA4 intrinsic support.
1403 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
1404 operand instructions.
1405 (ix86_expand_fma4_multiple_memory): New function to split the
1406 second memory reference from FMA4 instructions.
1407 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
1408 (ssemodesuffixf2s): Ditto.
1409 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
1411 (fma4_fmsub<mode>4): Ditto.
1412 (fma4_fnmadd<mode>4): Ditto.
1413 (fma4_fnmsub<mode>4): Ditto.
1414 (fma4_vmfmadd<mode>4): Ditto.
1415 (fma4_vmfmsub<mode>4): Ditto.
1416 (fma4_vmfnmadd<mode>4): Ditto.
1417 (fma4_vmfnmsub<mode>4): Ditto.
1418 (fma4_fmadd<mode>4256): Ditto.
1419 (fma4_fmsub<mode>4256): Ditto.
1420 (fma4_fnmadd<mode>4256): Ditto.
1421 (fma4_fnmsub<mode>4256): Ditto.
1422 (fma4_fmaddsubv8sf4): Ditto.
1423 (fma4_fmaddsubv4sf4): Ditto.
1424 (fma4_fmaddsubv4df4): Ditto.
1425 (fma4_fmaddsubv2df4): Ditto.
1426 (fma4_fmsubaddv8sf4): Ditto.
1427 (fma4_fmsubaddv4sf4): Ditto.
1428 (fma4_fmsubaddv4df4): Ditto.
1429 (fma4_fmsubaddv2df4): Ditto.
1430 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
1431 instructions for intrinsics.
1432 (fma4i_fmsub<mode>4): Ditto.
1433 (fma4i_fnmadd<mode>4): Ditto.
1434 (fma4i_fnmsub<mode>4): Ditto.
1435 (fma4i_vmfmadd<mode>4): Ditto.
1436 (fma4i_vmfmsub<mode>4): Ditto.
1437 (fma4i_vmfnmadd<mode>4): Ditto.
1438 (fma4i_vmfnmsub<mode>4): Ditto.
1439 (fma4i_fmadd<mode>4256): Ditto.
1440 (fma4i_fmsub<mode>4256): Ditto.
1441 (fma4i_fnmadd<mode>4256): Ditto.
1442 (fma4i_fnmsub<mode>4256): Ditto.
1443 (fma4i_fmaddsubv8sf4): Ditto.
1444 (fma4i_fmaddsubv4sf4): Ditto.
1445 (fma4i_fmaddsubv4df4): Ditto.
1446 (fma4i_fmaddsubv2df4): Ditto.
1447 (fma4i_fmsubaddv8sf4): Ditto.
1448 (fma4i_fmsubaddv4sf4): Ditto.
1449 (fma4i_fmsubaddv4df4): Ditto.
1450 (fma4i_fmsubaddv2df4): Ditto.
1452 * doc/invoke.texi (-mfma4): Add documentation.
1453 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
1455 2009-09-29 Richard Henderson <rth@redhat.com>
1457 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
1458 an edge to the new destination block.
1460 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1463 * pa.c (hppa_profile_hook): Use
1464 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
1466 2009-09-29 Steve Ellcey <sje@cup.hp.com>
1467 Alexander Monakov <amonakov@ispras.ru>
1470 * config/ia64/predicates.md (not_postinc_destination_operand): New.
1471 (not_postinc_memory_operand): New.
1472 (not_postinc_move_operand): New.
1473 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
1474 (*cmovsi_internal): Ditto.
1476 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
1478 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
1479 restrict issue_rate in first pass when scheduling for register
1482 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
1483 Rafael Avila de Espindola <espindola@google.com>
1485 * gengtype.c (plugin_output): New.
1486 (get_output_file_with_visibility): Return plugin_output for plugins.
1487 (main): Parse and use the -P option.
1488 * gty.texi: Update the command line format.
1490 2009-09-29 Jakub Jelinek <jakub@redhat.com>
1493 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
1495 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
1496 out if !const_ok_for_output.
1499 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
1500 case VAR_LOCATION>: Remove gcc_unreachable ().
1502 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
1504 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
1505 (x86_64-*-*): Ditto.
1506 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
1507 back to smmintrin.h.
1508 * config/i386/cpuid.h: (bit_SSE5): Remove SSE5 bit.
1509 * config/i386/x86intrin.h: Remove SSE5.
1510 * config/i386/mmintrin-common.h: Delete file.
1511 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
1513 2009-09-29 Richard Guenther <rguenther@suse.de>
1515 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
1516 resulting from stack temporaries on STRICT_ALIGNMENT targets.
1518 2009-09-29 Nick Clifton <nickc@redhat.com>
1520 * function.c (current_function_name): If there is no current
1521 function just return "<none>".
1523 2009-09-28 Sriraman Tallam <tmsriram@google.com>
1525 * tree-pass.h (register_pass_info): New structure.
1526 (pass_positioning_ops): Move enum from gcc-plugin.h.
1527 (register_pass): New function.
1528 * gcc-plugin.h (plugin_pass): Delete structure.
1529 (pass_positioning_ops): Delete enum.
1530 * plugin.c (regsiter_pass): Delete function.
1531 (position_pass): Delete function.
1532 (added_pass_nodes): Delete variable.
1533 (prev_added_pass_nodes): Delete variable.
1534 (pass_list_node): Delete structure.
1535 * passes.c (make_pass_instance): New function.
1536 (next_pass_1): Change to call make_pass_instance.
1537 (pass_list_node): Move structure from gcc-plugin.h.
1538 (added_pass_nodes): Move variable from plugin.c.
1539 (prev_added_pass_nodes): Move variable from plugin.c.
1540 (position_pass): New function.
1541 (register_pass): New function.
1543 2009-09-28 Easwaran Raman <eraman@google.com>
1545 * ifcvt.c (noce_try_abs): Recognize pattern and call
1546 expand_one_cmpl_abs_nojump.
1547 * optabs.c (expand_one_cmpl_abs_nojump): New function.
1548 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
1550 2009-09-28 Ian Lance Taylor <iant@google.com>
1553 * c-opts.c (c_common_handle_option): Don't set
1554 warn_jump_misses_init for -Wall.
1555 * doc/invoke.texi (Warning Options): Update documentation.
1557 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1559 * Makefile.in ($(out_object_file)): Depend on
1560 gt-$(basename $(notdir $(out_file))).h.
1562 2009-09-28 Richard Henderson <rth@redhat.com>
1564 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
1565 * except.c (gen_eh_region): Set it.
1566 (duplicate_eh_regions_1): Copy it.
1567 * tree-eh.c (lower_resx): Use it to determine which function
1570 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
1571 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
1572 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
1573 * tree.c (build_common_builtin_nodes): Remove parameter. Build
1574 BUILT_IN_CXA_END_CLEANUP if necessary.
1576 * c-common.c (c_define_builtins): Update call to
1577 build_common_builtin_nodes.
1579 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1581 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
1583 2009-09-28 Michael Matz <matz@suse.de>
1585 * builtins.c (interclass_mathfn_icode): New helper.
1586 (expand_builtin_interclass_mathfn): Use it here, and split folding
1588 (fold_builtin_interclass_mathfn): ... this new folder.
1589 (build_call_nofold_loc): New static helper.
1590 (build_call_nofold): New wrapper macro for above.
1591 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
1592 (expand_builtin_pow): Ditto.
1593 (expand_builtin_memset_args): Ditto.
1594 (expand_builtin_printf): Ditto.
1595 (expand_builtin_fprintf): Ditto.
1596 (expand_builtin_sprintf): Ditto.
1597 (expand_builtin_memory_chk): Ditto.
1598 (expand_builtin_mempcpy_args): Ditto and don't call folders.
1599 (expand_builtin_stpcpy): Ditto.
1600 (expand_builtin_strcmp): Ditto.
1601 (expand_builtin_strncmp): Ditto.
1602 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
1603 (expand_builtin_strcpy_args): Don't call folders.
1604 (expand_builtin_memcmp): Ditto.
1605 (expand_builtin_strncpy): Ditto, and use target.
1606 (expand_builtin_memcpy): Ditto.
1607 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
1608 expand_builtin_strpbrk, expand_builtin_memmove,
1609 expand_builtin_memmove_args, expand_builtin_bcopy,
1610 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
1611 expand_builtin_strspn, expand_builtin_strcspn,
1612 expand_builtin_fputs): Remove these.
1613 (expand_builtin): Don't call the above, change calls to other
1614 expanders that changed prototype.
1615 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
1616 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
1617 fold_builtin_interclass_mathfn.
1618 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
1619 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
1621 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
1622 * passes.c (init_optimization_passes): Move pass_fold_builtins
1623 after last phiopt pass.
1624 * tree-inline.c (fold_marked_statements): When folding builtins
1625 iterate over all instruction potentially generated.
1626 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
1628 (fold_gimple_call): Use it to always fold calls (into potentially
1629 multiple instructions).
1630 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
1631 calls into zero at this time.
1632 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
1633 statements generated by builtin folding.
1635 2009-09-28 Nick Clifton <nickc@redhat.com>
1637 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
1639 2009-09-28 Duncan Sands <baldrick@free.fr>
1641 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
1642 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
1643 (register_callback): Dispatch it.
1644 (invoke_plugin_callbacks): Incorporate in sanity check.
1645 * ggc.h (ggc_register_cache_tab): Add declaration.
1646 * ggc-common.c (ggc_register_root_tab): Simplify.
1647 (const_ggc_cache_tab_t): New typedef.
1648 (extra_cache_vec): New vector of dynamically added cache tables.
1649 (ggc_register_cache_tab): New function.
1650 (ggc_scan_cache_tab): New function.
1651 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
1652 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
1654 2009-09-27 Richard Henderson <rth@redhat.com>
1656 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
1657 which we remove __builtin_stack_restore.
1659 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
1661 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
1662 to test for GRD_INVARIANT.
1663 (simple_rhs_p): Anything that's function_invariant_p is fine.
1665 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
1667 * gengtype.c (main): Use plunge_files instead of plugin_output.
1669 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
1670 Rafael Avila de Espindola <espindola@google.com>
1672 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
1673 Don't print pch related info if it is false.
1674 (main): Don't print pch info in plugin mode.
1676 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
1678 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
1679 with dw_val_class_const_double.
1680 (struct dw_val_struct): Replace val_long_long with val_double and
1681 adjust for above change.
1682 (output_loc_operands): Likewise.
1683 (add_AT_long_long): Rename into...
1684 (add_AT_double): ...this.
1685 (print_die): Replace dw_val_class_long_long with
1686 dw_val_class_const_double and adjust.
1687 (attr_checksum): Likewise.
1688 (same_dw_val_p): Likewise.
1689 (size_of_die): Likewise.
1690 (value_format): Likewise.
1691 (output_die): Likewise.
1692 (loc_descriptor) <CONST_DOUBLE>: Likewise.
1693 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
1694 instead of add_AT_long_long.
1695 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
1696 value with the precision of its type.
1698 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
1701 * c-typeck.c (build_conditional_expr): Use the readonly and
1702 volatile flags of the operand types, not of the operands itself.
1704 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
1706 * collect2.c (main): Look for -brtl before adding libraries.
1708 2009-09-27 Jonathan Gray <jsg@openbsd.org>
1710 * config.gcc: Update OpenBSD targets.
1711 * config/openbsd-stdint.h: New file.
1712 * config/openbsd-libpthread.h: New file.
1713 * config/openbsd.h: Update and break out LIB_SPEC definition.
1714 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
1715 * config/i386/openbsdelf.h: Correct types.
1716 * config/m68k/openbsd.h: Likewise.
1717 * config/mips/openbsd.h: Likewise.
1718 * config/vax/openbsd.h: Likewise.
1720 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
1722 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
1723 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
1724 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
1725 of the length and zero.
1727 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1729 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
1730 (FLAGS_H): Add options.h $(REAL_H).
1731 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
1732 (TREE_VECTORIZER_H): New.
1733 (EBITMAP_H): Renamed from EBIMAP_H.
1734 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
1735 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
1736 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
1737 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
1738 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
1739 (graphite-clast-to-gimple.o, graphite-dependences.o)
1740 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
1741 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
1742 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
1743 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
1744 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
1745 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
1746 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
1747 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
1748 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
1749 updated and fixed as per above changes and per
1750 check_makefile_deps.sh output.
1753 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
1754 * configure: Regenerate.
1756 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1758 * doc/install.texi: Update minimum MPC version to 0.7.
1760 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
1762 * doc/install.texi (Binaries): Remove reference to the binary
1763 distribution CD-ROM from the FSF.
1765 2009-09-26 Michael Matz <matz@suse.de>
1769 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
1770 that are mentioned in the body.
1772 2009-09-26 Michael Matz <matz@suse.de>
1774 PR tree-optimization/41454
1775 * tree-ssa-dom (stmts_to_rescan): Remove variable.
1776 (tree_ssa_dominator_optimize): Don't allocate and free it.
1777 (dom_opt_leave_block): Don't iterate over it.
1778 (eliminate_redundant_computations): Don't return a value.
1779 (cprop_operand, cprop_into_stmt): Ditto.
1780 (optimize_stmt): Don't defer updating stmts.
1782 2009-09-25 Dodji Seketeli <dodji@redhat.com>
1784 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
1785 generic_parameter_die, template_parameter_pack_die,
1786 gen_formal_parameter_die, gen_subprogram_die): Adjust after
1787 renaming DW_TAG_formal_parameter_pack and
1788 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
1789 and DW_TAG_GNU_template_parameter_pack.
1791 2009-09-25 Anatoly Sokolov <aesok@post.ru>
1793 * config/v850/v850.h (FUNCTION_VALUE): Remove.
1794 * config/v850/v850.c (v850_function_value): New function.
1795 (TARGET_FUNCTION_VALUE): Define.
1797 2009-09-25 Jakub Jelinek <jakub@redhat.com>
1799 * tree-vect-stmts.c (vectorizable_call): Call
1800 mark_symbols_for_renaming after vect_finish_stmt_generation.
1802 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
1803 to loc_descriptor_from_tree.
1804 (add_location_or_const_value_attribute): Pass 0 instead of 2
1805 for decl_by_reference_p decls.
1807 2009-09-25 Richard Guenther <rguenther@suse.de>
1810 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
1813 2009-09-25 Ben Elliston <bje@au.ibm.com>
1815 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
1818 2009-09-25 Alan Modra <amodra@bigpond.net.au>
1820 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
1821 form of instruction.
1823 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1826 * fold-const.c (const_binop): Handle complex int division.
1827 * tree-complex.c (expand_complex_div_straight,
1828 expand_complex_div_wide): Update comments.
1830 2009-09-24 DJ Delorie <dj@redhat.com>
1833 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
1834 (reg_class): Likewise.
1835 (REG_CLASS_NAMES): Likewise.
1836 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
1837 (m32c_override_options): Disable -fivopts for M32C.
1839 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1841 * config/rs6000/predicates.md (indexed_or_indirect_operand):
1842 Delete VSX load/store with update support.
1843 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
1844 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
1848 (VStype_load_update): Ditto.
1849 (VStype_store_update): Ditto.
1850 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
1851 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
1853 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
1854 load/store with update builtins.
1856 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
1858 * libgcc2.c (L_trampoline): Prototype for getpagesize
1859 and mprotect in WINNT case.
1861 2009-09-24 Anatoly Sokolov <aesok@post.ru>
1863 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
1864 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
1865 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
1866 'outgoing' argument.
1867 (TARGET_FUNCTION_VALUE): Define.
1869 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
1871 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
1873 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
1876 * common.opt: Initialize dwarf_strict to -1.
1877 * toplev.c (process_options): Catch unset dwarf_strict
1878 and set to 0 for all targets not overriding.
1879 * config/darwin.c (darwin_override_options): Catch unset
1880 dwarf_strict and override to 1.
1882 2009-09-24 Jeff Law <law@redhat.com>
1884 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
1886 2009-09-24 Richard Guenther <rguenther@suse.de>
1888 PR tree-optimization/36143
1889 PR tree-optimization/38747
1890 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
1891 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
1893 2009-09-24 Jakub Jelinek <jakub@redhat.com>
1896 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
1897 return false instead of gcc_unreachable (). For CONST return the
1898 value returned by recursive call instead of always returning true.
1899 (tree_add_const_value_attribute): Return the value returned by
1900 add_const_value_attribute instead of always returning true if rtl
1903 2009-09-23 Justin Seyster <jrseys@gmail.com>
1905 * Makefile.in (PLUGIN_HEADERS): Include real.h.
1907 2009-09-24 Jakub Jelinek <jakub@redhat.com>
1909 * cgraphunit.c (cgraph_lower_function): Revert last change.
1910 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
1911 instead of DECL_NO_STATIC_CHAIN.
1912 * tree-cfg.c (verify_gimple_call): Likewise.
1913 * tree-nested.c (get_chain_decl, get_chain_field,
1914 convert_tramp_reference_op, convert_gimple_call): Likewise.
1915 (convert_all_function_calls): Likewise. Always set or clear
1916 DECL_STATIC_CHAIN initially, for !n->outer clear it.
1917 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
1918 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
1920 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
1921 DECL_NO_STATIC_CHAIN.
1922 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
1923 instead of DECL_NO_STATIC_CHAIN.
1924 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
1925 decl_function_context.
1926 * varasm.c (initializer_constant_valid_p): Likewise.
1927 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
1928 (DECL_STATIC_CHAIN): ... this.
1929 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
1930 instead of DECL_NO_STATIC_CHAIN.
1932 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
1933 Rafael Avila de Espindola <espindola@google.com>
1935 * gengtype.c (nb_plugin_files): Make it unsigned to match
1936 num_gt_files. Adjust other variables to avoid warnings.
1937 (main): Allocate an all zero lang_bitmap before each plugin file name
1938 to match regular file names.
1940 2009-09-23 Richard Henderson <rth@redhat.com>
1942 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
1943 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
1944 static chain passed in memory.
1945 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
1946 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
1947 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
1948 STATIC_CHAIN_REGNUM defined.
1950 * config/picochip/picochip-protos.h: s/class/klass/.
1951 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
1952 (picochip_static_chain): New.
1953 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
1954 (STATIC_CHAIN_INCOMING): Remove.
1956 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
1957 (xtensa_static_chain): New.
1958 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
1959 (STATIC_CHAIN_INCOMING): Remove.
1961 2009-09-23 Anatoly Sokolov <aesok@post.ru>
1963 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
1964 * config/pa/pa-protos.h (function_value): Remove.
1965 * config/pa/pa.c (pa_function_value): Rename from function_value.
1966 Make static, add 'outgoing' argument.
1967 (TARGET_FUNCTION_VALUE): Define.
1969 2009-09-23 Anatoly Sokolov <aesok@post.ru>
1971 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
1972 instead of cfun->machine->is_leaf.
1973 * config/avr/avr.h (machine_function): Remove is_leaf field.
1975 2009-09-23 Jakub Jelinek <jakub@redhat.com>
1978 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
1979 DW_OP_piece after DW_OP_stack_value, adjust size calculations
1980 for it, when DW_OP_stack_value and DW_OP_implicit_value has
1981 the same size, prefer DW_OP_stack_value.
1982 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
1983 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
1985 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
1988 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
1990 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
1993 * cfgexpand.c (convert_debug_memory_address): New.
1994 (expand_debug_expr): Convert base address and offset to the same
1995 mode. Use it to convert addresses to other modes. Accept
1998 2009-09-23 Richard Guenther <rguenther@suse.de>
2000 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
2001 produced for bigendian targets with promoted subregs.
2003 2009-09-23 Richard Guenther <rguenther@suse.de>
2005 * value-prof.c (gimple_ic): Purge old EH edges only after building
2008 2009-09-23 Nick Clifton <nickc@redhat.com>
2010 * config/arc/arc.c (arc_trampoline_init): Fix typo.
2012 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2015 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
2018 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
2019 on non-nested functions.
2021 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2022 Jan Hubicka <jh@suse.cz>
2024 * dwarf2out.c (loc_list_plus_const): Only define if
2025 DWARF2_DEBUGGING_INFO.
2026 (address_of_int_loc_descriptor): Likewise.
2029 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
2031 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
2034 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
2035 constant is more than zero.
2037 2009-09-23 Alan Modra <amodra@bigpond.net.au>
2040 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
2041 call final to emit non-scheduled prologue, instead insert at entry.
2043 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2044 Joseph S. Myers <joseph@codesourcery.com>
2046 * doc/install.texi (*-*-freebsd*): Add proper format codes.
2048 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2049 Rafael Avila de Espindola <espindola@google.com>
2051 * gengtype.c (is_file_equal): New function.
2052 (close_output_files): Use is_file_equal. Free of->buf.
2054 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2055 Rafael Avila de Espindola <espindola@google.com>
2057 * gengtype.c (write_types, write_local): Add the output_header
2058 argument. Update all callers.
2060 2009-09-22 Dodji Seketeli <dodji@redhat.com>
2062 * dwarf2out.c (template_parameter_pack_die,
2063 gen_formal_parameter_pack_die ): New functions.
2064 (make_ith_pack_parameter_name): Remove this function.
2065 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
2066 DW_TAG_formal_parameter_pack.
2067 (gen_generic_params_dies): Represent each template parameter pack
2068 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
2069 represented by usual DW_TAG_template_*_parameter DIEs that are
2070 children of the DW_TAG_template_parameter_pack element DIE.
2071 (generic_parameter_die): This doesn't deal with parameter pack
2072 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
2073 of parameter pack DIEs.
2074 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
2075 in certain cases, e.g. for pack elements.
2076 (gen_formal_types_die, gen_decl_die): Adjust usage of
2077 gen_formal_parameter_die.
2078 (gen_subprogram_die): Represent each function parameter pack by a
2079 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
2080 represented by usual DW_TAG_formal_parameter DIEs that are children
2081 of the DW_TAG_formal_parameter_pack DIE. Remove references to
2082 ____builtin_va_alist decls as no part of the compiler uses those
2084 * langhooks.h (struct lang_hooks_for_decls): Add
2085 function_parm_expanded_from_pack_p, get_generic_function_decl
2086 and function_parameter_pack_p hooks. Fix comment for
2087 get_innermost_generic_parms hook.
2088 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
2089 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
2090 macros and use them to initialize lang_hook.
2092 2009-09-22 Richard Henderson <rth@redhat.com>
2094 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
2095 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
2096 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
2097 on TRAMPOLINE_TEMPLATE.
2098 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
2099 TRAMPOLINE_ADJUST_ADDRESS.
2100 * targhooks.c (default_asm_trampoline_template): Remove.
2101 (default_trampoline_adjust_address): Remove.
2102 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
2103 * targhooks.h: Update decls.
2105 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2107 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
2108 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
2109 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
2111 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
2114 * reload1.c (reload): Reset debug insns with pseudos without
2117 2009-09-22 Janis Johnson <janis187@us.ibm.com>
2119 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
2120 unconditional true for decimal float modes.
2121 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
2122 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
2124 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2126 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
2127 Enable a new case for __FreeBSD__ >= 7.
2128 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
2129 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
2130 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
2131 and USE_LD_AS_NEEDED.
2133 * doc/install.texi (*-*-freebsd*): Update target information.
2135 2009-09-22 Richard Guenther <rguenther@suse.de>
2138 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
2139 arrays really properly.
2141 2009-09-22 Richard Henderson <rth@redhat.com>
2144 * target.h (struct gcc_target): Add asm_out.trampoline_template,
2145 calls.static_chain, calls.trampoline_init,
2146 calls.trampoline_adjust_address.
2147 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2148 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
2149 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2150 * builtins.c (expand_builtin_setjmp_receiver): Use
2151 targetm.calls.static_chain; only clobber registers.
2152 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
2153 set up memory attributes properly for the trampoline block.
2154 (expand_builtin_adjust_trampoline): Use
2155 targetm.calls.trampoline_adjust_address.
2156 * calls.c (prepare_call_address): Add fndecl argument. Use
2157 targetm.calls.static_chain.
2158 * df-scan.c (df_need_static_chain_reg): Remove.
2159 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
2160 consolodate static chain handling.
2161 * doc/tm.texi: Document new hooks.
2162 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
2163 (init_emit_regs): Don't initialize them.
2164 * expr.h (prepare_call_address): Update decl.
2165 * final.c (profile_function): Use targetm.calls.static_chain.
2166 * function.c (expand_function_start): Likewise.
2167 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
2168 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
2169 only clobber registers.
2170 * targhooks.c (default_static_chain): New.
2171 (default_asm_trampoline_template, default_trampoline_init): New.
2172 (default_trampoline_adjust_address): New.
2173 * targhooks.h: Declare them.
2174 * varasm.c (assemble_trampoline_template): Use
2175 targetm.asm_out.trampoline_template. Make the memory block const
2178 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
2179 alpha_initialize_trampoline. Make static. Merge VMS parameter
2180 differences into the TARGET_ABI_OPEN_VMS code block.
2181 (TARGET_TRAMPOLINE_INIT): New.
2182 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
2183 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
2184 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
2185 (INITIALIZE_TRAMPOLINE): Remove.
2187 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
2188 (TRAMPOLINE_TEMPLATE): Merge with ...
2189 (INITIALIZE_TRAMPOLINE): ... this and move ...
2190 * config/arc/arc.c (arc_trampoline_init): ... here.
2191 (TARGET_TRAMPOLINE_INIT): New.
2193 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2194 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2195 (arm_asm_trampoline_template): New.
2196 (arm_trampoline_init, arm_trampoline_adjust_address): New.
2197 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
2198 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
2199 code to arm_asm_trampoline_template.
2200 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
2201 arm_trampoline_adjust_address.
2202 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
2203 adjust for target hook parameters.
2205 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
2208 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
2209 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
2210 (bfin_trampoline_init): Rename from initialize_trampoline;
2211 make static; update for target hook parameters.
2212 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
2213 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
2214 bfin_asm_trampoline_template.
2215 (INITIALIZE_TRAMPOLINE): Remove.
2217 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2218 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
2219 cris_trampoline_init): New.
2220 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
2221 cris_asm_trampoline_template.
2222 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
2223 adjust for target hook parameters.
2225 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
2227 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2228 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
2229 fr30_trampoline_init): New.
2230 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
2231 fr30_asm_trampoline_template.
2232 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
2233 adjust for target hook parameters.
2235 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
2236 (frv_trampoline_init): Rename from frv_initialize_trampoline;
2237 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
2238 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
2239 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
2241 * config/h8300/h8300.c (h8300_trampoline_init): New.
2242 (TARGET_TRAMPOLINE_INIT): New.
2243 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
2244 to h8300_trampoline_init and adjust for hook parameters.
2246 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
2247 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
2248 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
2249 make static; adjust for hook parameters.
2250 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
2252 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2253 (TARGET_TRAMPOLINE_INIT): New.
2254 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
2255 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
2256 iq2000_asm_trampoline_template.
2257 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
2258 (TRAMPOLINE_CODE_SIZE): New.
2259 (TRAMPOLINE_SIZE): Use it.
2260 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
2262 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
2263 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
2264 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
2265 adjust for hook parameters.
2266 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
2268 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
2269 (m32r_trampoline_init): New.
2270 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
2271 m32r_trampoline_init.
2273 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
2274 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
2275 make static; update for hook parameters.
2276 * config/m68hc11/m68hc11-protos.h: Update.
2277 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
2279 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2280 (TARGET_TRAMPOLINE_INIT): New.
2281 (mcore_function_value): Fix typo.
2282 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
2283 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
2284 to mcore_asm_trampoline_template.
2285 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
2287 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
2288 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
2289 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
2290 update for hook parameters.
2291 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
2293 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2294 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2295 mips_trampoline_init): New.
2296 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
2297 mips_asm_trampoline_template.
2298 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
2299 update for hook parameters.
2301 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2302 (TARGET_TRAMPOLINE_INIT): New.
2303 (mmix_trampoline_size): Remove.
2304 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
2305 make static. Remove out-of-date tetra vs octa comment.
2306 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
2307 make static; update for hook parameters.
2308 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
2309 (INITIALIZE_TRAMPOLINE): Remove.
2310 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
2311 (TRAMPOLINE_ALIGNMENT): New.
2312 * gcc/config/mmix/mmix-protos.h: Update.
2314 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2315 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2316 mn10300_trampoline_init): New.
2317 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
2318 mn10300_asm_trampoline_template.
2319 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
2321 * config/moxie/moxie.c (moxie_static_chain,
2322 moxie_asm_trampoline_template, moxie_trampoline_init,
2323 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
2324 TARGET_TRAMPOLINE_INIT): New.
2325 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
2326 moxie_trampoline_init.
2327 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
2328 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
2330 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2331 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2332 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
2333 pa_trampoline_adjust_address): New.
2334 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
2335 pa_asm_trampoline_template.
2336 (TRAMPOLINE_ALIGNMENT): New.
2337 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
2338 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
2339 adjust for hook parameters.
2340 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
2342 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
2343 (TARGET_TRAMPOLINE_INIT): New.
2344 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
2345 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
2347 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
2349 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
2350 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
2351 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
2352 make static; adjust parameters for the hook.
2353 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
2355 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
2356 s390_trampoline_template; make static.
2357 (s390_trampoline_init): Rename from s390_initialize_trampoline;
2358 make static; adjust for target hook.
2359 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
2360 * config/s390/s390-protos.h: Remove trampoline decls.
2361 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
2362 (TRAMPOLINE_TEMPLATE): Remove.
2363 (TRAMPOLINE_ALIGNMENT): New.
2365 * config/score/score-protos.h (score_initialize_trampoline): Remove.
2366 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2367 (TARGET_TRAMPOLINE_INIT): New.
2368 (score_asm_trampoline_template): New.
2369 (score_trampoline_init): Rename from score_initialize_trampoline;
2370 make static; adjust for hook parameters.
2371 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
2372 score[37]_asm_trampoline_template.
2373 (INITIALIZE_TRAMPOLINE): Remove.
2374 * config/score/score3.c (score3_asm_trampoline_template): New.
2375 (score3_trampoline_init): Rename from score3_initialize_trampoline;
2376 adjust for target hook.
2377 * config/score/score7.c (score7_asm_trampoline_template): New.
2378 (score7_trampoline_init): Rename from score7_initialize_trampoline;
2379 adjust for target hook.
2380 * config/score/score3.h, config/score/score7.h: Update.
2382 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
2383 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
2384 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2385 (sh_trampoline_init): Rename from sh_initialize_trampoline;
2386 make static; adjust for target hook parameters.
2387 (sh_trampoline_adjust_address): New.
2388 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
2389 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
2391 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
2392 (sparc32_initialize_trampoline): Rename from
2393 sparc_initialize_trampoline; make static; replace tramp parameter
2394 with m_tramp and update memory accesses.
2395 (sparc64_initialize_trampoline): Similarly.
2396 (sparc_trampoline_init): New.
2397 * config/sparc/sparc-protos.h: Remove trampoline decls.
2398 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
2399 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
2401 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
2402 (array_to_constant): Make ARR parameter const.
2403 (spu_trampoline_init): Rename from spu_initialize_trampoline;
2404 make static; update for hook parameters.
2405 * config/spu/spu-protos.h: Update decls.
2406 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
2408 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
2409 from xstormy16_initialize_trampoline; make static; update for
2411 (TARGET_TRAMPOLINE_INIT): New.
2412 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
2414 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2415 (TARGET_TRAMPOLINE_INIT): New.
2416 (v850_can_eliminate): Make static.
2417 (v850_asm_trampoline_template, v850_trampoline_init): New.
2418 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
2419 v850_asm_trampoline_template.
2420 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
2421 and adjust for target hook parameters.
2423 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2424 (TARGET_TRAMPOLINE_INIT): New.
2425 (vax_asm_trampoline_template, vax_trampoline_init): New.
2426 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
2427 vax_asm_trampoline_template.
2428 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
2430 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2431 (TARGET_TRAMPOLINE_INIT): New.
2432 (xtensa_asm_trampoline_template): Rename from
2433 xtensa_trampoline_template; make static.
2434 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
2435 make static; update for hook parameters.
2436 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
2437 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
2438 (INITIALIZE_TRAMPOLINE): Remove.
2440 * config/i386/i386.c (ix86_function_regparm): Do not issue an
2441 error for nested functions with regparm=3.
2442 (ix86_compute_frame_layout): Adjust frame pointer offset for
2443 ix86_static_chain_on_stack.
2444 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
2445 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
2446 don't reset to UNITS_PER_WORD.
2447 (ix86_emit_leave): Adjust ix86_cfa_state.
2448 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
2449 (ix86_static_chain): New.
2450 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
2451 make static; update for target hook parameters; use ix86_static_chain.
2452 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
2453 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
2454 (INITIALIZE_TRAMPOLINE): Remove.
2455 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
2456 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
2457 to the end. Add static_chain_on_stack.
2458 (ix86_static_chain_on_stack): New.
2460 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
2461 (m68k_output_mi_thunk): Don't use static_chain_rtx.
2462 (m68k_trampoline_init): New.
2463 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
2464 m68k_trampoline_init and adjust for hook parameters.
2465 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
2466 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
2468 2009-09-22 Jakub Jelinek <jakub@redhat.com>
2470 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
2471 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
2473 * reload1.c (reload): Call wrap_constant when substituting
2474 reg for equiv inside of DEBUG_INSNs.
2477 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
2478 add_call_src_coords_attributes, add_high_low_attributes,
2479 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
2480 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
2481 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
2482 when -gdwarf-2 -gstrict-dwarf.
2483 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
2484 -gdwarf-[23] -gstrict-dwarf.
2485 (address_of_int_loc_descriptor, loc_descriptor,
2486 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
2487 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
2488 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
2490 2009-09-22 Richard Guenther <rguenther@suse.de>
2492 PR tree-optimization/41428
2493 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
2494 (ccp_finalize): Pass it to substitute_and_fold.
2496 2009-09-22 Richard Guenther <rguenther@suse.de>
2498 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
2499 (substitute_and_fold): Adjust prototype.
2500 * tree-vrp.c (vrp_evaluate_conditional): Make static.
2501 (simplify_stmt_using_ranges): Likewise.
2502 (fold_predicate_in): Move here from tree-ssa-propagate.c.
2503 (vrp_fold_stmt): New function.
2504 (vrp_finalize): Pass it to substitute_and_fold.
2505 * tree-flow.h (vrp_evaluate_conditional): Remove.
2506 (simplify_stmt_using_ranges): Likewise.
2507 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
2508 * tree-ssa-copy.c (fini_copy_prop): Likewise.
2509 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
2511 (fold_predicate_in): Move to tree-vrp.c.
2512 (substitute_and_fold): Use the callback instead of calling into
2513 tree-vrp.c functions directly.
2515 2009-09-22 Jakub Jelinek <jakub@redhat.com>
2517 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
2518 comparison warning on rs6000.
2521 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
2522 GIMPLE_EH_MUST_NOT_THROW cleanup.
2523 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
2525 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
2528 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
2529 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
2530 LIB_SPEC for darwin10 and later since it always uses the unwinder in
2531 libSystem which is derived from the gcc 4.2.1 unwinder.
2533 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2536 * varasm.c (default_encode_section_info): Copy TLS model into
2537 sym_ref flags regardless of backend support for TLS, for all
2538 model types except TLS_MODEL_EMULATED.
2540 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2543 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
2544 we can handle it correctly.
2546 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
2548 * doc/install.texi (os2): Remove section.
2550 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
2552 * doc/standards.texi (Objective-C): Adjust two URLs.
2554 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
2556 * tree-tailcall.c (process_assignment): Don't check if a
2557 multiplication or an addition are already present.
2558 (find_tail_calls): Combine multiple additions and multiplications.
2559 (adjust_accumulator_values): Emit accumulators.
2561 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
2563 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
2564 xmm register restore.
2566 2009-09-21 Jan Hubicka <jh@suse.cz>
2568 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
2569 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
2572 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
2574 * stor-layout.c (layout_type): Remove obsolete code.
2576 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
2579 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
2581 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2584 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
2585 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
2586 (fold_builtin_2, do_mpc_arg1): Update accordingly.
2587 * fold-const.c (const_binop): Likewise.
2588 * real.h (do_mpc_arg2): Update prototype.
2590 2009-09-20 Jan Hubicka <jh@suse.cz>
2592 * dwarf2out.c (add_const_value_attribute): Return true if successful.
2593 (add_location_or_const_value_attribute): Rewrite using
2595 (tree_add_const_value_attribute): Return true if successful.
2596 (tree_add_const_value_attribute_for_decl): Likewise.
2598 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
2599 (loc_descriptor): ... here;
2600 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2601 (cst_pool_loc_descr): Break out from ...; do not reffer constant
2602 pool items that was not marked for output.
2603 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
2604 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2605 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2606 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
2607 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
2608 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
2609 DW_OP_stack_value to get address of items that are not available
2611 (dw_loc_list): Handle single element lists correctly.
2613 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
2614 Pascal Obry <obry@adacore.com>
2616 * unwind-dw2-fde.c (classify_object_over_fdes):
2617 Cast the constant 1 to _Unwind_Ptr.
2618 (add_fdes): Likewise.
2619 (linear_search_fdes): Likewise.
2621 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
2623 * stor-layout.c (set_sizetype): Avoid useless type copy.
2625 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
2627 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
2629 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
2630 * configure, config.in: Regenerate.
2631 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
2633 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
2634 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
2635 for global data if the output could be used in a shared library.
2636 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
2637 to 0 if TARGET_WRITABLE_EH_FRAME.
2639 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
2641 PR rtl-optimization/39886
2642 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
2643 just when insn is equal to BB_END (bb).
2645 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
2647 * config/mips/mips.opt (mrelax-pic-calls): New option.
2648 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
2650 (mips_unspec_call): Change "unspec_call" expander into this.
2651 (mips_strip_unspec_call): New function.
2652 (mips_got_load): Call mips_unspec_call instead of
2653 gen_unspec_call<mode>.
2654 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
2656 (mips_cfg_in_reorg): New function.
2657 (mips16_lay_out_constants): Use it to decide whether to call
2658 CFG-aware insn splitting.
2659 (r10k_insert_cache_barriers): Move CFG set-up code from here to
2660 mips_reorg. Move DF set-up code from here ...
2661 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
2663 (mips_reorg): Call mips_df_reorg instead of
2664 r10k_insert_cache_barriers. Move CFG set-up code here from
2665 r10k_insert_cache_barriers.
2666 (mips_call_expr_from_insn): New function.
2667 (mips_pic_call_symbol_from_set): Likewise.
2668 (mips_find_pic_call_symbol): Likewise.
2669 (mips_annotate_pic_call_expr): Likewise.
2670 (mips_get_pic_call_symbol): Likewise.
2671 (mips_annotate_pic_calls): Likewise.
2672 (mips_override_options): Disable -mrelax-pic-calls unless PIC
2674 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
2675 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
2676 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
2678 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
2679 (unspec_call<mode>): Remove it.
2680 (sibcall_internal, sibcall_value_internal,
2681 sibcall_value_multiple_internal, call_internal, call_split,
2682 call_value_internal, call_value_split,
2683 call_value_multiple_internal, call_value_multiple_split): Pass
2684 SIZE_OPNO to MIPS_CALL.
2685 (call_internal_direct, call_direct_split,
2686 call_value_internal_direct, call_value_direct_split): Pass -1 as
2687 SIZE_OPNO to MIPS_CALL.
2688 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
2689 * configure: Regenerate.
2690 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
2691 and -mno-relax-pic-calls.
2692 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
2694 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2697 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
2698 in the directory this rule is called from, rather than the
2699 toplevel 'gcc' directory, to fix in-tree build.
2701 2009-09-19 Chris Demetriou <cgd@google.com>
2703 PR preprocessor/28435:
2704 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
2705 to cpplib that the preprocessor output is needed.
2707 2009-09-19 Jakub Jelinek <jakub@redhat.com>
2709 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
2710 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
2711 *return_and_restore_fpregs_<mode>,
2712 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
2715 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
2716 instead of assuming it has always a REG inside of it.
2718 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
2720 * config/freebsd.h: Update comment on types.
2721 (WINT_TYPE): Define.
2723 2009-09-18 Jason Merrill <jason@redhat.com>
2725 * c.opt: Add -fno-deduce-init-list.
2727 2009-09-18 Neil Vachharajani <nvachhar@google.com>
2729 * value-prof.c (interesting_stringop_to_profile_p): Added output
2730 argument to indicate which parameter is the size parameter.
2731 * value-prof.c (gimple_stringop_fixed_value): Use
2732 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
2733 * value-prof.c (gimple_stringops_transform): Update call sites to
2734 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
2736 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
2739 From David Binderman <dcb314@hotmail.com>:
2740 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
2741 local variable f. Remove stale comments.
2742 (ix86_compute_frame_layout): Remove useless local variable total_size.
2743 Remove #if 0'd code.
2744 (legitimate_address_p): Remove useless local variables
2745 reason_rtx and reason.
2746 (ix86_split_copysign_const): Remove useless local variable op1.
2747 (scale_counter): Remove useless local variable piece_size_mask.
2749 2009-09-18 Jakub Jelinek <jakub@redhat.com>
2751 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
2754 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
2757 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
2759 2009-09-17 Jakub Jelinek <jakub@redhat.com>
2761 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
2764 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
2766 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
2767 DW_OP_implicit_value even without dwarf_version 4.
2769 2009-09-17 Jan Hubicka <jh@suse.cz>
2771 * dwarf2out.c: Include tree-pass.h and gimple.h.
2772 (loc_list_plus_const): New function.
2773 (loc_descriptor_from_tree_1): Rename to ...
2774 (loc_descriptor_from_tree): ... remove original.
2775 (loc_list_from_tree): New function.
2776 (add_AT_location_description): Accept location list.
2777 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
2778 (concatn_mem_loc_descriptor): Remove.
2779 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
2781 (secname_for_decl): Move up.
2782 (hidden_reference_p): New function; break out from ...
2783 (loc_by_refernece): ... here; move up.
2784 (dw_loc_list): New function.
2785 (single_element_loc_list): New function.
2786 (single_element_loc_list_p): New function.
2787 (add_loc_descr_to_each): New function.
2788 (add_loc_list): New function.
2789 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
2790 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
2791 add diagnostics why expansion failed.
2792 (add_location_or_const_value_attribute): Support location lists.
2793 (add_bound_info): Likewise.
2794 (descr_info_loc): Update call of loc_descriptor_from_tree.
2795 (gen_variable_die): Work on location lists.
2796 * final.c (pass_final): Add dump file.
2797 * Makefile.in (dwarf2out.o): Add new dependencies.
2799 2009-09-17 Janis Johnson <janis187@us.ibm.com>
2802 * real.c decimal_from_integer, decimal_integer_string): New.
2803 (real_from_integer): Use them as special case for decimal float.
2804 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
2805 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
2806 Do not append zero after the decimal point in string to convert.
2808 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
2810 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
2811 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
2813 2009-09-17 Martin Jambor <mjambor@suse.cz>
2815 * common.opt (fipa-sra): New switch.
2816 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
2817 * timevar.def (TV_IPA_SRA): New timevar.
2818 * params.def (ipa-sra-ptr-growth-factor): New parameter.
2819 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
2820 * tree-sra.c: Include cgraph.c.
2821 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
2822 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
2823 and grp_not_necessarilly_dereferenced.
2824 (func_param_count): New variable.
2825 (encountered_apply_args): New variable.
2826 (bb_dereferences): New variable.
2827 (final_bbs): New variable.
2828 (no_accesses_representant): New variable.
2829 (no_accesses_p): New function.
2830 (dump_access): Dump the new fields.
2831 (sra_initialize): Set encountered_apply_args to false.
2832 (get_ssa_base_param): New function.
2833 (mark_parm_dereference): New function.
2834 (create_access): Caring for INIDRECT_REFs and different handling of
2835 varialble length accesses in early IPA SRA. Store the stmt - a new
2836 parameter - to the new access.
2837 (build_access_from_expr_1): New parameter stmt, passed to
2838 create_access. Handle INDIRECT_REFs.
2839 (build_access_from_expr): Pass the current statement to
2840 build_access_from_expr_1.
2841 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
2843 (build_accesses_from_assign): Pass the current statement to
2844 build_access_from_expr_1. Do not create assign links in IPA-SRA.
2845 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
2846 final_bbs when necessary. Check for calls to __builtin_apply_args.
2847 Fixup EH info if anythng was changed.
2848 (is_unused_scalar_param): New function.
2849 (ptr_parm_has_direct_uses): New function.
2850 (find_param_candidates): New function.
2851 (mark_maybe_modified): New function.
2852 (analyze_modified_params): New function.
2853 (propagate_dereference_distances): New function.
2854 (dump_dereferences_table): New function.
2855 (analyze_caller_dereference_legality): New function.
2856 (unmodified_by_ref_scalar_representative): New function.
2857 (splice_param_accesses): New function.
2858 (decide_one_param_reduction): New function.
2859 (enum ipa_splicing_result): New type.
2860 (splice_all_param_accesses): New function.
2861 (get_param_index): New function.
2862 (turn_representatives_into_adjustments): New function.
2863 (analyze_all_param_acesses): New function.
2864 (get_replaced_param_substitute): New function.
2865 (get_adjustment_for_base): New function.
2866 (replace_removed_params_ssa_names): New function.
2867 (sra_ipa_reset_debug_stmts): New function.
2868 (sra_ipa_modify_expr): New function.
2869 (sra_ipa_modify_assign): New function.
2870 (convert_callers): New function.
2871 (modify_function): New function.
2872 (ipa_sra_preliminary_function_checks): New function.
2873 (ipa_early_sra): New function.
2874 (ipa_early_sra_gate): New function.
2875 (pass_early_ipa_sra): New variable.
2876 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
2878 2009-09-17 Michael Matz <matz@suse.de>
2881 * tree.c (build_type_attribute_qual_variant): Export.
2882 * tree.h (build_type_attribute_qual_variant): Declare.
2883 * tree-inline.c (remap_type_1): Use it to build variants with
2884 the original qualifiers and attributes.
2886 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2888 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
2889 without a fallthrough edge.
2891 2009-09-16 DJ Delorie <dj@redhat.com>
2893 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
2894 chip and ignore the "fast_interrupt" attribute if so.
2896 2009-09-16 Richard Henderson <rth@redhat.com>
2899 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
2902 2009-09-16 Richard Henderson <rth@redhat.com>
2905 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
2906 is set only if DECL_NO_STATIC_CHAIN is unset.
2907 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
2908 (FOR_EACH_NEST_INFO): New.
2909 (walk_all_functions): Use it.
2910 (finalize_nesting_tree): Likewise.
2911 (unnest_nesting_tree): Likewise.
2912 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
2913 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
2914 (convert_gimple_call): Early out if gimple_call_chain already set.
2915 (convert_all_function_calls): Iterate until no new functions
2916 require a static chain.
2917 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
2918 when building a trampoline. Use dump_function_to_file instead
2920 (lower_nested_functions): Open dump_file. Validate that decls
2921 that have DECL_NO_STATIC_CHAIN from the front end don't have that
2922 bit reset by this pass.
2924 2009-09-16 Michael Matz <matz@suse.de>
2927 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
2928 shorten decl_common_unused.
2929 (DECL_RESTRICTED_P): New accessor.
2930 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
2931 to disambiguate marked decls and restrict pointers.
2933 2009-09-16 Richard Henderson <rth@redhat.com>
2936 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
2938 2009-09-16 Jakub Jelinek <jakub@redhat.com>
2940 * integrate.c (set_block_abstract_flags): Call
2941 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
2943 2009-09-16 Richard Guenther <rguenther@suse.de>
2946 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
2949 2009-09-16 DJ Delorie <dj@redhat.com>
2950 Kaz Kojima <kkojima@gcc.gnu.org>
2952 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
2953 (sh_expand_prologue): Update calls to output_stack_adjust.
2954 (sh_expand_epilogue): Likewise.
2956 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
2959 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
2960 trying to limit the extent of searches in the insn stream.
2962 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
2963 Jakub Jelinek <jakub@redhat.com>
2967 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
2969 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
2970 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
2971 (rs6000_savres_strategy): Always save FP registers inline if the
2972 target doesn't support hardware double-precision. Set the above
2973 bits in return value when needed.
2974 (rs6000_savres_routine_sym): Fix computation for cache selector.
2975 Mark the generated symbol as a function. Rename exitp argument to
2976 lr. Move code for determining the name of the symbol...
2977 (rs6000_savres_routine_name): ...here. New function. Add cases for
2978 getting the names right on AIX and 64-bit Linux.
2979 (savres_routine_name): New variable.
2980 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
2981 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
2982 on what the target routine uses as a base register. If savep && lr
2983 describe saving of r0 into memory slot.
2984 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
2985 line calls for AIX ABI.
2986 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
2987 determine FP save/restore functions.
2988 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
2989 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
2991 (rs6000_emit_epilogue): Adjust computation of restore_lr.
2992 Duplicate restoration of LR and execute the appropriate one
2993 depending on whether GPRs are being restored inline. Set r11 from
2994 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
2995 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
2996 Fix out of line calls for AIX ABI.
2997 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
2999 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
3001 (*restore_gpregs_spe): Likewise.
3002 (*return_and_restore_gpregs_spe): Likewise.
3003 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
3004 Define to empty string unconditionally.
3005 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
3006 Define to empty string unconditionally.
3007 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
3010 2009-09-15 Jan Hubicka <jh@suse.cz>
3012 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
3013 * params.def (inline-insns-auto): Likewise.
3015 2009-09-15 Martin Jambor <mjambor@suse.cz>
3017 * ipa-inline.c (estimate_function_body_sizes): Dump info about
3018 individual statements only at TDF_DETAILS dump level. Format
3019 source for 80 characters per line.
3021 2009-09-15 Christian Bruel <christian.bruel@st.com>
3023 * regrename.c (do_replace): Update REG_DEAD notes.
3025 2009-09-15 Revital Eres <eres@il.ibm.com>
3027 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
3028 * targhooks.c (default_builtin_support_vector_misalignment):
3029 New builtin function.
3030 * targhooks.h (default_builtin_support_vector_misalignment):
3032 * target.h (builtin_support_vector_misalignment):
3033 New field in struct gcc_target.
3034 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
3035 new builtin function.
3036 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
3038 * config/rs6000/rs6000.c
3039 (rs6000_builtin_support_vector_misalignment): New function.
3040 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
3042 2009-09-15 Jie Zhang <jie.zhang@analog.com>
3044 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
3046 (bfin_optimize_loop): Likewise.
3047 (bfin_gen_bundles): Likewise.
3048 (workaround_speculation): Likewise.
3049 (find_load): Return NULL_RTX for debug_insn.
3051 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
3053 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
3056 2009-09-14 DJ Delorie <dj@redhat.com>
3058 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
3059 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
3062 2009-09-14 Richard Henderson <rth@redhat.com>
3063 Jakub Jelinek <jakub@redhat.com>
3065 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
3066 * cfgbuild.c (make_edges): Handle asm goto.
3067 * cfglayout.c (fixup_reorder_chain): Likewise.
3068 * cfgrtl.c (patch_jump_insn): Likewise.
3069 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
3070 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
3071 (gimple_build_asm_vec): Add and use labels parameter.
3072 (gimple_build_asm): Remove.
3073 (walk_gimple_asm): Walk labels too.
3074 * gimple.def (GIMPLE_ASM): Update docs.
3075 * gimple.h: Update decls.
3076 (struct gimple_statement_asm): Change nc to use unsigned char;
3078 (gimple_asm_nlabels): New.
3079 (gimple_asm_label_op, gimple_asm_set_label_op): New.
3080 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
3081 into gimple_build_asm_vec.
3082 * jump.c (mark_jump_label_asm): New.
3083 (mark_jump_label): Use it.
3084 (redirect_jump_1): Handle asm goto.
3085 (invert_jump_1): Soft fail if X is null.
3086 * recog.c (extract_asm_operands): New.
3087 (asm_noperands): Use it; handle asm labels.
3088 (decode_asm_operands): Use extract_asm_operands.
3089 (asm_operand_ok): Properly handle empty string.
3090 * reg-stack.c (get_asm_operands_in_out): Rename from
3091 get_asm_operand_n_inputs; use extract_asm_operands; return both
3092 inputs and outputs by reference; update all callers.
3093 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
3094 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
3095 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
3096 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
3097 (extract_asm_operands): Declare.
3098 * stmt.c (expand_asm_operands): Add and use labels parameter.
3099 (check_unique_operand_names): Likewise.
3100 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
3101 (expand_asm_stmt): Handle asm labels.
3102 * tree-cfg.c (make_gimple_asm_edges): New.
3103 (make_edges): Use it.
3104 (cleanup_dead_labels): Handle asm labels.
3105 (is_ctrl_altering_stmt): Likewise.
3106 (gimple_redirect_edge_and_branch): Likewise.
3107 * tree.def (ASM_EXPR): Add 5th operand.
3108 * tree.h (ASM_LABELS): New.
3109 (resolve_asm_operand_names): Update decl.
3111 * c-parser.c (c_parser_asm_statement): Parse asm goto.
3112 (c_parser_asm_goto_operands): New.
3113 * c-tree.h (build_asm_expr): Update decl.
3114 * c-typeck.c (build_asm_expr): Add and use labels parameter.
3115 * doc/extend.texi: Document asm goto.
3117 2009-09-14 Richard Henderson <rth@redhat.com>
3119 * except.h: Update declarations.
3120 (struct pointer_map_t): Forward declare.
3121 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
3122 (struct eh_landing_pad_d, eh_landing_pad): New.
3123 (struct eh_catch_d, eh_catch): New.
3124 (struct eh_region_d): Remove next_region_sharing_label, aka,
3125 label, tree_label, landing_pad, post_landing_pad, resume,
3126 may_contain_throw. Rename region_number to index. Remove
3127 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
3128 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
3129 (VEC(eh_landing_pad,gc)): New.
3130 (struct eh_status): Remove last_region_number. Add lp_array,
3131 throw_stmt_table, ttype_data, ehspec_data.
3132 (ehr_next, FOR_ALL_EH_REGION_AT): New.
3133 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
3134 * except.c (lang_protect_cleanup_actions): Return tree.
3135 (struct ehl_map_entry): Remove.
3136 (init_eh_for_function): Push zero entries for region and lp_array.
3137 (gen_eh_region): Add to region_array immediately.
3138 (gen_eh_region_catch): Operate on eh_catch objects.
3139 (gen_eh_landing_pad): New.
3140 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
3141 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
3142 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
3143 (get_eh_landing_pad_from_number_fn): New.
3144 (get_eh_landing_pad_from_number): New.
3145 (get_eh_region_from_lp_number_fn): New.
3146 (get_eh_region_from_lp_number): New.
3147 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
3148 (get_exception_pointer, get_exception_filter): Remove.
3149 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
3150 (current_function_has_exception_handlers): Simplify.
3151 (bring_to_root, eh_region_replaceable_by_p): Remove.
3152 (replace_region, hash_type_list, hash_eh_region): Remove.
3153 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
3154 (label_to_region_map, num_eh_regions): Remove.
3155 (get_next_region_sharing_label, must_not_throw_labels): Remove.
3156 (find_exception_handler_labels): Remove.
3157 (duplicate_eh_regions_0, find_prev_try): Remove.
3158 (struct duplicate_eh_regions_data): New.
3159 (duplicate_eh_regions_1): Rewrite.
3160 (duplicate_eh_regions): Return a pointer map instead of an
3162 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
3163 (redirect_eh_edge_to_label): Remove.
3164 (eh_region_outermost): Rewrite using eh_region pointers
3165 instead of integers.
3166 (add_ttypes_entry): Update for ttype_data move to eh_status.
3167 (add_ehspec_entry): Rewrite with VEC instead of varray.
3168 (assign_filter_values): Likewise. Export.
3169 (build_post_landing_pads, connect_post_landing_pads): Remove.
3170 (dw2_build_landing_pads): Rewrite to use lp_array.
3171 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
3172 (sjlj_assign_call_site_values): Rewrite to use lp_array.
3173 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
3174 (sjlj_mark_call_sites): Update for landing pad numbers.
3175 (finish_eh_generation): Rewrite.
3176 (gate_handle_eh): Do nothing for no eh tree.
3177 (pass_rtl_eh): Move up near finish_eh_generation.
3178 (remove_eh_landing_pad): New.
3179 (remove_eh_handler): Export.
3180 (remove_eh_region, remove_eh_handler_and_replace): Remove.
3181 (for_each_eh_label): Rewrite to use lp_array.
3182 (make_reg_eh_region_note): New.
3183 (make_reg_eh_region_note_nothrow_nononlocal): New.
3184 (insn_could_throw_p): New.
3185 (copy_reg_eh_region_note_forward): New.
3186 (copy_reg_eh_region_note_backward): New.
3187 (check_handled, add_reachable_handler): Remove.
3188 (reachable_next_level, foreach_reachable_handler): Remove.
3189 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
3190 (get_eh_region_and_lp_from_rtx): New.
3191 (get_eh_region_from_rtx): New.
3192 (can_throw_internal_1, can_throw_external_1): Remove.
3193 (can_throw_internal): Use get_eh_region_from_rtx.
3194 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
3195 (insn_nothrow_p, can_nonlocal_goto): New.
3196 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
3197 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
3198 (add_action_record): Use VEC not varray.
3199 (collect_one_action_chain): Update for eh_region changes.
3200 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
3201 Use get_eh_region_and_lp_from_rtx.
3202 (gate_convert_to_eh_region_ranges): New.
3203 (pass_convert_to_eh_region_ranges): Use it.
3204 (push_uleb128, push_sleb128): Use VEC not varray.
3205 (output_one_function_exception_table): Likewise.
3206 (dump_eh_tree): Update for eh_region changes.
3207 (verify_eh_tree): Likewise.
3208 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
3209 * tree-eh.c: Include target.h.
3210 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
3211 Don't disallow GIMPLE_RESX; adjust argument check.
3212 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
3213 (record_stmt_eh_region): Update for landing pad numbers;
3214 generate a landing pad if necessary.
3215 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
3216 (remove_stmt_from_eh_lp_fn): Similarly.
3217 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
3218 Update for lp numbers; don't special case missing throw_stmt_table.
3219 (lookup_expr_eh_lp): Similarly.
3220 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
3221 (eh_seq, eh_region_may_contain_throw): New.
3222 (struct leh_state): Add ehp_region.
3223 (struct leh_tf_state): Remove eh_label.
3224 (emit_post_landing_pad): New.
3225 (emit_resx, emit_eh_dispatch): New.
3226 (note_eh_region_may_contain_throw): New.
3227 (frob_into_branch_around): Take eh_region not eh label;
3228 emit eh code into eh_seq.
3229 (honor_protect_cleanup_actions): Early exit for no actions. Don't
3230 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
3231 lower_eh_must_not_throw. Emit code to eh_seq.
3232 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
3233 (lower_try_finally_onedest): Likewise.
3234 (lower_try_finally_copy): Likewise.
3235 (lower_try_finally_switch): Likewise.
3236 (lower_try_finally): Initialize ehp_region.
3237 (lower_catch): Update for eh_catch objects.
3238 (lower_eh_filter): Don't handle must_not_throw.
3239 (lower_eh_must_not_throw): New.
3240 (lower_cleanup): Don't set eh_label.
3241 (lower_eh_constructs_2): Resolve eh builtins.
3242 Handle GIMPLE_EH_MUST_NOT_THROW.
3243 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
3244 Add eh_seq to the end of the function body.
3245 (make_eh_dispatch_edges): New.
3246 (make_eh_edge): Remove.
3247 (make_eh_edges): Simplify for landing pads.
3248 (redirect_eh_edge_1): New.
3249 (redirect_eh_edge): Use it.
3250 (redirect_eh_dispatch_edge): New.
3251 (stmt_could_throw_p): Use a switch. Allow RESX.
3252 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
3253 (stmt_can_throw_internal): Likewise.
3254 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
3255 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
3256 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
3257 (gate_refactor_eh): New.
3258 (pass_refactor_eh): Use it.
3259 (lower_resx, execute_lower_resx, pass_lower_resx): New.
3260 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
3261 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
3262 (remove_unreachable_handlers): Rename from
3263 tree_remove_unreachable_handlers; rewrite for landing pads;
3264 call remove_eh_handler directly.
3265 (remove_unreachable_handlers_no_lp): New.
3266 (unsplit_eh, unsplit_all_eh): New.
3267 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
3268 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
3269 (cleanup_empty_eh_unsplit): New.
3270 (cleanup_empty_eh): Rewrite.
3271 (cleanup_all_empty_eh): New.
3272 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
3273 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
3274 (gate_cleanup_eh): New.
3275 (pass_cleanup_eh): Use it.
3276 (verify_eh_edges): Move later in file. Expect one EH edge.
3277 (verify_eh_dispatch_edge): New.
3279 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
3280 (gtype-desc.o): Add TARGET_H.
3281 (tree.o): Use EXCEPT_H, not except.h.
3282 (cfgbuild.o): Add EXPR_H.
3283 (GTFILES): Add vecprim.h.
3284 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
3285 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
3286 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
3287 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
3288 * calls.c (emit_call_1): Use make_reg_eh_region_note.
3289 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
3290 calls to can_throw_internal.
3291 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
3292 (make_edges): Don't handle RESX; use can_nonlocal_goto.
3293 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
3294 (expand_gimple_stmt): Use make_reg_eh_region_note.
3295 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
3296 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
3297 or find_exception_handler_labels.
3298 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
3299 there is exacly one EH edge. Use can_nonlocal_goto and
3301 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
3302 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
3303 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
3304 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
3305 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
3306 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
3307 * dse.c (scan_insn): Use insn_could_throw_p.
3308 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
3309 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
3310 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
3311 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
3312 EXC_PTR_EXPR or FILTER_EXPR.
3313 (tree_expr_nonzero_warnv_p): Likewise.
3314 * function.h: Include vecprim.h, not varray.h
3315 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
3316 move ttype_data and ehspec_data members to struct eh_status; change
3317 action_record_data member to a VEC.
3318 * gcse.c (hash_scan_set): Use can_throw_internal.
3319 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
3320 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
3321 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
3322 (block_may_fallthru): Don't handle RESX_EXPR.
3323 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
3324 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
3325 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
3326 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
3327 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
3328 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
3329 (gimple_size): Likewise.
3330 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
3331 (gimple_build_resx): Use gimple_build_with_ops.
3332 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
3333 (is_gimple_val): Likewise.
3334 (is_gimple_stmt): Remove RESX_EXPR.
3335 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
3336 (GIMPLE_RESX): Reorder with other EH constructs.
3337 * gimple.h (struct gimple_statement_eh_mnt): New.
3338 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
3339 (gimple_eh_filter_must_not_throw): Remove.
3340 (gimple_eh_filter_set_must_not_throw): Remove.
3341 (gimple_eh_must_not_throw_fndecl): New.
3342 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
3343 (is_gimple_resx): New.
3344 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
3345 Don't copy EH_FILTER_MUST_NOT_THROW.
3346 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
3347 * ipa-inline.c (estimate_function_body_sizes): Don't try to
3348 handle must_not_throw_labels specially.
3349 * ipa-pure-const.c (check_call): Update debug statement for LP.
3350 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
3351 * ipa-utils.c (get_base_var): Likewise.
3352 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
3353 * lower-subreg.c (move_eh_region_note): Remove.
3354 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
3355 * omp-low.c (new_omp_context): Update for eh_lp_nr.
3356 (create_task_copyfn): Likewise.
3357 (maybe_catch_exception): Use gimple_build_eh_filter.
3358 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
3359 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
3360 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
3361 and pass_lower_resx.
3362 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
3363 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
3364 can_throw_internal, can_nonlocal_goto.
3365 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
3366 copy_reg_eh_region_note_forward.
3367 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
3368 (emit_output_reload_insns): Likewise.
3369 (copy_eh_notes): Remove.
3370 * rtl.def (RESX): Remove.
3371 * rtl.h: Update declarations.
3372 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
3373 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
3374 (update_eh_label): Remove.
3375 (cleanup_dead_labels_eh): New.
3376 (cleanup_deal_labels): Use it instead of update_eh_label.
3377 (gimple_merge_blocks): Update landing pad data structure when
3378 removing a landing pad label.
3379 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
3380 test; handle GIMPLE_EH_MUST_NOT_THROW.
3381 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
3382 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
3383 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
3384 (verify_stmt): Likewise. Verify landing pads.
3385 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
3386 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
3387 (struct move_stmt_d): Add eh_map.
3388 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
3389 (move_stmt_r): Remap eh region numbers in builtin calls,
3390 resx and eh_dispatch.
3391 (move_block_to_fn): Remove eh_offset parameter. Use
3392 maybe_duplicate_eh_stmt_fn.
3393 (find_outermost_region_in_block): Operate on eh_region pointers
3394 instead of region numbers.
3395 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
3396 duplicate_eh_regions.
3397 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
3398 test earlier. Disallow EH landing pads.
3399 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
3400 * tree-flow.h: Update declarations.
3401 (struct tree_ann_common_d): Replace rn with lp_nr.
3402 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
3403 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
3404 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
3405 resx and eh_dispatch.
3406 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
3407 (copy_edges_for_bb): Use make_eh_dispatch_edges.
3408 (copy_cfg_body): Expect eh_map instead of eh_region_offset
3409 from duplicate_eh_regions.
3410 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
3411 update RESX; handle EH_DISPATCH.
3412 (expand_call_inline): Set eh_lp_nr, not eh_region.
3413 (maybe_inline_call_in_expr): Likewise.
3414 * tree-inline.h (struct copy_body_data): Replace eh_region with
3415 eh_lp_nr, eh_region_offset with eh_map.
3416 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
3417 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
3418 * tree-pretty-print.c (dump_generic_node): Don't handle
3419 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
3420 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
3421 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
3422 EXC_PTR_EXPR, FILTER_EXPR.
3423 * tree-ssa-operands.c (get_expr_operands): Likewise.
3424 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
3425 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
3426 (ao_ref_init_from_vn_reference): Likewise.
3427 * tree-ssa-sink.c (statement_sink_location): Likewise.
3428 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
3429 (mark_virtual_phi_result_for_renaming): Export. Tidy.
3430 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
3431 EXC_PTR_EXPR, FILTER_EXPR.
3432 (is_exception_related): Remove.
3433 (compute_avail): Don't call it.
3434 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
3435 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
3436 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
3437 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
3439 (build_resx): Remove.
3440 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
3441 * tree.h: Update declarations.
3442 (EH_FILTER_MUST_NOT_THROW): Remove.
3443 (struct tree_label_decl): Add eh_landing_pad_nr.
3444 (EH_LANDING_PAD_NR): New.
3445 * value-prof.c (gimple_ic): Tidy variable names. Update for
3446 landing pad numbers.
3447 (gimple_stringop_fixed_value): Tidy variable names. Assert
3448 that neither call stmt can throw.
3449 * vecprim.h (uchar): New.
3450 (VEC(uchar,heap), VEC(uchar,gc)): New.
3452 * c-common.c (c_define_builtins): Update call to
3453 build_common_builtin_nodes.
3454 * c-parser.c (c_parse_file): Don't call
3455 default_init_unwind_resume_libfunc.
3457 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
3459 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
3460 (mips_cprestore_address_p): Likewise.
3461 (mips_save_gp_to_cprestore_slot): Likewise.
3462 (mips_restore_gp): Rename to...
3463 (mips_restore_gp_from_cprestore_slot): ...this.
3464 (mips_must_initialize_gp_p): Declare.
3465 (mips_emit_save_slot_move): Likewise.
3466 (mips_output_load_label): Return nothing.
3467 (mips_eh_uses): Declare.
3468 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
3469 (TARGET_CPRESTORE_DIRECTIVE): New macro.
3470 (TARGET_ABSOLUTE_JUMPS): Likewise.
3471 (EH_USES): Likewise.
3472 (FIRST_PSEUDO_REGISTER): Update comment.
3473 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
3474 (MIPS_CALL): ...here.
3475 (REGISTER_NAMES): Add $cprestore.
3476 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
3477 Add load_label_length, has_inflexible_gp_insn_p,
3478 has_flexible_gp_insn_p, must_initialize_gp_p and
3479 must_restore_gp_when_clobbered_p.
3480 (mips_expand_call): Don't generate split instructions here.
3481 (mips_split_call): Update the call to mips_restore_gp after
3482 the above name change.
3483 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
3484 (mips_find_gp_ref): New function.
3485 (mips_insn_has_inflexible_gp_ref_p): Likewise.
3486 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
3487 (mips_insn_has_flexible_gp_ref_p): Likewise.
3488 (mips_cfun_has_flexible_gp_ref_p): Likewise.
3489 (mips_function_has_gp_insn): Delete.
3490 (mips_global_pointer): Drop the df_regs_ever_live_p check.
3491 Use the new functions above. Only return INVALID_REGNUM
3492 for TARGET_ABSOLUTE_JUMPS.
3493 (mips_must_initialize_gp_p): New function.
3494 (mips_get_cprestore_base_and_offset): New function, extracted from...
3495 (mips_cprestore_slot): ...here. Take a bool parameter.
3496 (mips_cfun_has_cprestore_slot_p): New function.
3497 (mips_cprestore_address_p): Likewise.
3498 (mips_save_gp_to_cprestore_slot): Likewise.
3499 (mips_restore_gp): Rename to...
3500 (mips_restore_gp_from_cprestore_slot): ...this. Assert
3501 epilogue_completed. Update the call to mips_cprestore_slot.
3502 Test cfun->machine->must_restore_gp_when_clobbered_p.
3503 (mips_direct_save_slot_move_p): New function.
3504 (mips_emit_save_slot_move): Likewise.
3505 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
3506 of cfun->machine->global_pointer.
3507 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
3508 (mips_save_reg): Use mips_emit_save_slot_move.
3509 (mips_expand_prologue): Set must_initialize_gp_p.
3510 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
3511 for all cprestore saves. Emit a use_cprestore instruction after
3512 setting up the cprestore slot.
3513 (mips_restore_reg): Use mips_emit_save_slot_move.
3514 (mips_process_load_label): New function.
3515 (mips_load_label_length): Likewise.
3516 (mips_output_load_label): Don't return asm: output it here instead.
3517 Use mips_process_load_label.
3518 (mips_adjust_insn_length): Adjust the length of branch instructions
3519 that have length MAX_PIC_BRANCH_LENGTH.
3520 (mips_output_conditional_branch): Update the call to
3521 mips_output_load_label. Assume the branch target is OPERANDS[0]
3522 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
3523 (mips_output_order_conditional_branch): Swap the meaning of
3524 OPERANDS[0] and OPERANDS[1].
3525 (mips_variable_issue): Don't count ghost instructions.
3526 (mips_expand_ghost_gp_insns): New function.
3527 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
3528 (mips_output_mi_thunk): Set must_initialize_gp_p.
3529 (mips_eh_uses): New function.
3530 * config/mips/predicates.md (cprestore_save_slot_operand)
3531 (cprestore_load_slot_operand): New predicates.
3532 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
3533 (UNSPEC_MOVE_GP): Likewise.
3534 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
3535 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
3536 (CPRESTORE_SLOT_REGNUM): New register.
3537 (MAX_PIC_BRANCH_LENGTH): New constant.
3538 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
3539 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
3540 branches. Fix commentary.
3541 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
3542 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
3543 Change type to "ghost".
3544 (loadgp_absolute_<mode>): Likewise.
3545 (loadgp_rtp_<mode>): Likewise.
3546 (copygp_mips16): Likewise.
3547 (loadgp_blockage): Remove redundant mode attribute.
3548 (potential_cprestore): New instruction.
3549 (cprestore): Turn into an unspec set.
3550 (use_cprestore): New instruction.
3551 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
3552 (*branch_fp_inverted): Likewise.
3553 (*branch_order<mode>): Likewise.
3554 (*branch_order<mode>_inverted): Likewise.
3555 (*branch_equality<mode>): Likewise.
3556 (*branch_equality<mode>_inverted): Likewise.
3557 (*branch_bit<bbv><mode>): Likewise.
3558 (*branch_bit<bbv><mode>_inverted): Likewise.
3559 (*branch_equality<mode>_mips16): Remove redundant mode.
3560 (jump): Turn into a define_expand.
3561 (*jump_absolute): New instruction.
3562 (*jump_pic): Likewise.
3563 (*jump_mips16): Rename previously-unnamed pattern. Remove
3564 redundant mode attribute.
3565 (restore_gp): Split on epilogue_completed rather than
3566 reload_completed. Change type to "ghost".
3567 (move_gp<mode>): New instruction.
3568 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
3569 Remove redundant mode attribute.
3570 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
3571 (bc1any4f, bc1any2t, bc1any2f): Likewise.
3572 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
3574 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3577 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
3578 are returned in the same register (vs34 or v2) that Altivec vector
3579 types are returned in.
3580 (rs6000_libcall_value): Ditto.
3583 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
3584 instead of explicit addsi3/adddi3 calls.
3585 (rs6000_split_multireg_move): Ditto.
3586 (rs6000_emit_allocate_stack): Ditto.
3587 (rs6000_emit_prologue): Ditto.
3588 (rs6000_output_mi_thunk): Ditto.
3590 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
3591 size is 64 bits if we can use 64-bit registers.
3593 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
3595 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
3598 From Jie Zhang <jie.zhang@analog.com>:
3599 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
3600 save FP and RETS with saveall attribute.
3601 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
3602 with saveall attribute.
3604 * config/bfin/bfin.c (bfin_expand_builtin,
3605 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
3608 From Jie Zhang <jie.zhang@analog.com>:
3609 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
3610 before use in two places.
3611 * config/bfin/bfin.md (AREG): Define mode iterator.
3612 (reload_in, reload_out): Use mode iterator AREG.
3614 2009-09-14 Richard Guenther <rguenther@suse.de>
3617 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
3618 EH personality path.
3620 2009-09-13 Richard Guenther <rguenther@suse.de>
3621 Rafael Avila de Espindola <espindola@google.com>
3623 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
3624 (LANG_HOOKS_EH_PERSONALITY): Likewise.
3625 (LANG_HOOKS_INITIALIZER): Adjust.
3626 (lhd_pass_through_t): Declare.
3627 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
3629 * langhooks.c (lhd_pass_through_t): New function.
3630 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
3631 dwarf2out_begin_prologue): Use personality from current_function_decl.
3632 * expr.h (get_personality_function): Declare.
3633 * expr.c (get_personality_function): New function.
3634 (build_personality_function): Likewise.
3635 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
3636 (eh_personality_libfunc): Remove.
3637 * optabs.c (build_libfunc_function): New function split out from ...
3638 (init_one_libfunc): ... here.
3639 * tree.h (DECL_FUNCTION_PERSONALITY): New.
3640 (tree_function_decl): Add personality.
3641 (lhd_gcc_personality): Declare.
3642 (build_personality_function): Likewise.
3643 * tree.c (gcc_eh_personality_decl): New.
3644 (lhd_gcc_personality): New function.
3645 * except.h (lang_eh_runtime_type): Remove.
3646 (enum eh_personality_kind): New.
3647 (build_personality_function): Declare.
3648 (function_needs_eh_personality): Declare.
3649 * except.c (lang_eh_runtime_type): Remove.
3650 (function_needs_eh_personality): New function.
3651 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
3652 (sjlj_emit_function_enter, output_function_exception_table):
3653 Use personality from current_function_decl.
3654 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
3655 * tree-inline.c (tree_can_inline_p): Do not inline across different
3657 (expand_call_inline): Likewise. Adjust the callers EH personality.
3658 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
3659 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
3660 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
3661 (c-parser.o): Likewise
3662 * c-tree.h (c_eh_initialized_p): Remove.
3663 (c_maybe_initialize_eh): Likewise.
3664 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
3665 (finish_decl): Don't call c_maybe_initialize_eh.
3666 (c_eh_initialized_p): Remove.
3667 (c_maybe_initialize_eh): Likewise.
3668 * c-parser.c (c_parser_omp_construct): Likewise.
3669 (c_parse_file): Initialize exception handling.
3671 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
3673 * config.gcc (tm_file): Remove i386/biarch32.h
3674 for i?86-w64-mingw* case.
3675 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
3677 * config.host: Set for x64 mingw the option
3678 use_long_long_for_widest_fast_int to yes.
3680 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
3682 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
3683 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
3684 (dbxout_begin_function): Likewise.
3685 * final.c (dwarf2_debug_info_emitted_p): New predicate.
3686 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
3687 set on the function.
3688 (final_end_function): Likewise.
3689 (final_scan_insn): Likewise.
3690 (rest_of_handle_final): Likewise.
3691 * varasm.c (assemble_start_function): Likewise.
3692 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
3694 2009-09-12 Jason Merrill <jason@redhat.com>
3696 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
3697 * opts.c (common_handle_option): constify.
3699 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
3701 * doc/install.texi (avr): Remove obsolete reference site.
3703 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
3705 * doc/install.texi (Binaries): Adjust AIX link.
3707 2009-09-12 Akim Demaille <demaille@gostai.com>
3709 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
3710 Use an imperative sentence.
3712 2009-09-11 Richard Henderson <rth@redhat.com>
3714 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
3715 structure-name and has-tree-operands arguments; update all entries.
3716 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
3718 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
3719 (gsstruct_code_size): New.
3720 (gss_for_code_): New.
3721 (gss_for_code): Remove.
3722 (gimple_size): Rewrite using gsstruct_code_size.
3723 (gimple_statement_structure): Move to gimple.h.
3724 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
3725 (gss_for_code, gimple_statement_structure): New.
3726 (gimple_ops): Use new arrays; tidy.
3728 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3730 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
3731 operand to be a PLUS expression.
3732 * config/pa/pa.c (pa_secondary_reload): Likewise.
3734 2009-09-11 Jakub Jelinek <jakub@redhat.com>
3736 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
3738 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
3741 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
3743 From Jie Zhang <jie.zhang@analog.com>:
3744 * doc/extend.texi (node Function Attributes): Document l2
3746 (node Blackfin Variable Attributes): Document l2 variable attributes.
3748 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
3750 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
3751 to match the system compiler's configuration at inflection point.
3752 Add comment to remark a remaining difference with system compiler.
3754 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
3755 * configure: Regenerate.
3757 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
3759 From Jie Zhang <jie.zhang@analog.com>:
3760 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
3761 (bfin_handle_l2_attribute): New.
3762 (bfin_attribute_table): Add l2 attribute.
3764 2009-09-11 Michael Matz <matz@suse.de>
3767 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
3768 on the local_decls list.
3770 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
3774 * cselib.c (cselib_expand_value_rtx_cb): Document callback
3776 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
3777 for VALUEs, to implement the documented interface.
3778 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
3779 Adjust for VALUEs and anything else, to implement the
3780 documented interface.
3782 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
3784 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
3785 with actual SPE/paired vector modes before using 64-bit alignment.
3786 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
3788 2009-09-10 DJ Delorie <dj@redhat.com>
3790 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
3793 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
3794 * config/mep/mep.c (mep_legitimate_constant_p): New.
3795 * config/mep/mep-protos.h: Prototype it.
3797 2009-09-10 Richard Henderson <rth@redhat.com>
3799 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
3801 2009-09-10 Jason Merrill <jason@redhat.com>
3803 * tree.c (chain_index): New fn.
3804 * tree.h: Declare it.
3806 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3808 * config/sol2-c.c (cmn_err_length_specs): Initialize
3809 scalar_identity_flag.
3811 2009-09-10 Richard Henderson <rth@redhat.com>
3813 * tree.h (struct tree_decl_common): Move align member earlier;
3814 move label_decl_uid member ...
3815 (struct tree_label_decl): ... here.
3816 (LABEL_DECL_UID): Update to match.
3818 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
3821 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
3822 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
3824 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
3825 dest_prev if the edge is complex.
3827 * tree-cfg.c (is_ctrl_stmt): Use a switch.
3829 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
3830 loop latch tests earlier.
3832 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
3833 before GIMPLE_RETURN, not after its predecessor; insert
3836 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
3837 gimple_seq_empty_p to test for no PHI nodes.
3838 * tree-cfg.c (split_critical_edges): Likewise.
3840 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
3842 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
3844 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
3845 introduced by the VTA branch merge.
3847 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
3849 * ira-conflicts.c: Use fputs or putc instead of fprintf
3853 * tree-switch-conversion.c: Ditto.
3855 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
3857 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
3858 introduced by the VTA branch merge.
3860 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
3863 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
3865 PR rtl-optimization/39779
3866 * expr.c (convert_modes): Return when mode == oldmode after
3867 CONST_INTs are processed.
3869 2009-09-10 Nick Clifton <nickc@redhat.com>
3871 * config/mep/mep.c (mep_encode_section_info): Copy weakness
3872 attribute and referring decl when creating renamed symbol.
3874 2009-09-10 Richard Guenther <rguenther@suse.de>
3877 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
3879 (cgraph_finalize_compilation_unit): Compute reachability
3880 before emitting thunks. Properly process aliases before
3881 possibly removing unreachable nodes.
3883 2009-09-10 Richard Guenther <rguenther@suse.de>
3886 * tree.c (struct free_lang_data_d): Add worklist member.
3887 (find_decls_types_r): Push onto the worklist instead of recursing.
3888 Handle TREE_BINFOs properly.
3889 (find_decls_types): New function wrapped around find_decls_types_r
3890 to process the worklist.
3891 (find_decls_types_in_eh_region): Use it.
3892 (find_decls_types_in_node): Likewise.
3893 (find_decls_types_in_var): Likewise.
3894 (free_lang_data_in_cgraph): Likewise. Free the worklist.
3895 * tree.h (RECORD_OR_UNION_TYPE_P): New.
3896 (AGGREGATE_TYPE_P): Adjust.
3898 2009-09-09 Jason Merrill <jason@redhat.com>
3900 * configure.ac: Check glibc version even if we have an in-tree
3903 2009-09-09 Anthony Green <green@moxielogic.com>
3905 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
3906 the constant 0 when appropriate.
3907 * config/moxie/constraints.md: Add constraint O.
3909 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
3910 to pass up to 6 32-bit argument values in registers.
3911 (moxie_function_arg): Ditto.
3912 (moxie_arg_partial_bytes): Ditto.
3913 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
3914 (REG_PARM_STACK_SPACE): Ditto.
3915 (FUNCTION_ARG_REGNO_P): Ditto.
3917 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
3918 instruction to allocate stack space.
3920 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
3922 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
3923 unnecessarily stringent constraints. Fix address
3924 calculation in the splitters.
3926 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
3928 PR rtl-optimization/39779
3929 * expr.c (convert_modes): Return when mode == oldmode after
3930 CONST_INTs are processed.
3932 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
3935 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
3936 (ix86_expand_prologue): Take frame.padding0 into logic of
3938 (ix86_expand_epilogue): Likewise.
3940 2009-09-09 Jakub Jelinek <jakub@redhat.com>
3942 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
3944 (SHLIB_LINK, SHLIB_INSTALL): Use them.
3945 * config/t-slibgcc-libgcc: New file.
3946 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
3948 2009-09-09 Martin Jambor <mjambor@suse.cz>
3950 PR tree-optimization/41089
3951 * tree-sra.c (find_var_candidates): Do not consider va_lists in
3954 2009-09-09 Richard Henderson <rth@redhat.com>
3956 * gimple.h (CASE_GIMPLE_OMP): New.
3957 (is_gimple_omp): Use it.
3958 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
3959 (verify_gimple_debug): Likewise.
3961 2009-09-09 Richard Guenther <rguenther@suse.de>
3963 PR tree-optimization/41101
3964 * tree-ssa-pre.c (maximal_set): Remove.
3965 (compute_antic_aux): Treat the maximal set as implicitly all ones.
3966 Defer all blocks we didn't visit at least one successor.
3967 (add_to_exp_gen): Do not add to the maximal set.
3968 (make_values_for_phi): Likewise.
3969 (compute_avail): Likewise.
3970 (init_pre): Do not allocate the maximal set.
3971 (execute_pre): Do not dump it.
3973 2009-09-09 Martin Jambor <mjambor@suse.cz>
3975 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
3976 an SSA_NAME rather than a is_gimple_variable.
3978 2009-09-09 Richard Guenther <rguenther@suse.de>
3981 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
3982 code dealing with plain pointer bases.
3983 (maybe_fold_offset_to_reference): Likewise.
3984 (maybe_fold_stmt_addition): Adjust.
3986 2009-09-09 Richard Guenther <rguenther@suse.de>
3988 * tree.c (free_lang_data_in_type): Do not free the type variant
3990 (free_lang_data): Merge char_type_node with its properly signed
3992 (pass_ipa_free): Collect after freeing language specific data.
3994 2009-09-09 Michael Matz <matz@suse.de>
3997 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
3998 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
3999 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
4002 2009-09-08 DJ Delorie <dj@redhat.com>
4004 * config/mep/mep.c (conversions[]): Add "ml" pattern.
4006 2009-09-04 Jason Merrill <jason@redhat.com>
4008 * tree.c (tree_find_value): Remove.
4009 * tree.h: Remove prototype.
4010 * varasm.c (assemble_external): Use value_member instead.
4012 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4014 * toplev.c (process_options): Choose default debugging type when
4015 gtoggle enables debug info and type is unset.
4017 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4021 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
4024 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4026 * configure: Rebuilt with modified libtool.m4.
4028 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4033 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
4035 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4037 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
4038 (remove_statement): Likewise.
4039 (rewrite_use_nonlinear_expr): Adjust.
4040 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
4041 * tree-ssa.c (release_defs_bitset): ... this. New.
4042 * tree-flow.h (release_defs_bitset): Declare.
4044 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4047 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
4048 in the middle block.
4050 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
4052 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
4053 via intptr_t to long type.
4054 (insert_operand_rank): Cast long type via intptr_t to
4056 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
4058 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
4059 from pointer to unsigned via uintptr_t.
4061 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
4062 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
4064 * configure: Regenerated.
4065 * config.in: Regenerated
4066 * system.h (stdint.h): Add include.
4067 (inttypes.h): Likewise.
4068 * Makefile.in (aclocal): Add config/stdint.m4.
4069 * aclocal.m4: Regenerated.
4071 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
4073 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
4075 (note_np_check_stores): New function.
4076 (harmless_null_pointer_p): New function.
4077 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
4078 changed. Take into account whether we're in the shadow of a condjump
4079 that tested NP_REG for NULL.
4080 Lose all code that tested for SEQUENCEs.
4081 (workaround_speculation): Avoid inserting NOPs for loads that are
4082 either always executed or a NULL pointer.
4084 2009-09-08 Jan Hubicka <jh@suse.cz>
4086 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
4087 * params.def (early-inlining-insns): Likewise.
4089 2009-09-08 Jakub Jelinek <jakub@redhat.com>
4091 PR rtl-optimization/41239
4092 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
4093 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
4095 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
4096 across calls, as the calls might not always return normally.
4097 (call_may_noreturn_p): New function.
4098 (deps_analyze_insn): Update last_function_call_may_noreturn list.
4099 (init_deps): Initialize it.
4100 (remove_from_deps): Also remove calls from
4101 last_function_call_may_noreturn list.
4103 2009-09-07 Richard Henderson <rth@redhat.com>
4105 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
4106 more VR->OPERANDS than LHS operands. Free LHS before returning.
4108 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4110 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
4111 (attr "addrtype"): New member "spreg".
4112 Use it if mem_spfp_address_operand is true for the address.
4113 (attr "type"): New entry "stall".
4114 (cpu_unit "load"): New.
4115 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
4117 (insn_reservation "loadsp"): New.
4118 (insn_reservation "load_stall1"): New.
4119 (insn_reservation "load_stall3"): New.
4121 * config/bfin/predicates.md (const1_operand, const3_operand): New.
4122 (mem_p_address_operand): Exclude stack and frame pointer based
4124 (mem_spfp_address_operand): New; match them here.
4125 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
4126 (bfin_reorg): Call it if scheduling insns.
4127 (bfin_gen_bundles): Remove dummy insns created by
4128 add_sched_insns_for_speculation.
4130 From Jie Zhang <jie.zhang@analog.com>:
4131 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
4132 bfin_si_revision, bfin_workarounds): Move these ...
4133 * config/bfin/bfin.h: ... here.
4135 From Mike Frysinger <michael.frysinger@analog.com>
4136 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
4137 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
4138 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
4139 bf547m, bf548m, and bf549m.
4140 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
4141 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
4142 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
4143 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
4144 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
4145 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
4146 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
4147 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
4148 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
4149 bf542m, bf544m, bf547m, bf548m, and bf549m.
4151 From Jie Zhang <jie.zhang@analog.com>:
4152 * config/bfin/predicates.md (p_register_operand): New predicate.
4153 (dp_register_operand): New predicate.
4154 * config/bfin/bfin-protos.h (WA_05000074): Define.
4155 (ENABLE_WA_05000074): Define.
4156 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
4157 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
4158 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
4159 (define_attr addrtype): Allow load/store register to be P register.
4160 (define_attr storereg): New.
4161 (define_cpu_unit anomaly_05000074): New.
4162 (define_insn_reservation dsp32shiftimm): New.
4163 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
4164 (define_insn_reservation loadp): Cannot use slot2.
4165 (define_insn_reservation loadsp): Cannot use slot2.
4166 (define_insn_reservation storep): Cannot use slot2. Does not
4167 apply when working around 05000074.
4168 (define_insn_reservation storep_anomaly_05000074): New.
4169 (define_insn_reservation storei): Does not apply when working
4171 (define_insn_reservation storei_anomaly_05000074): New.
4172 (define_attr length): Add dsp32shiftimm case.
4173 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
4174 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
4175 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
4176 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
4177 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
4179 2009-09-07 Martin Jambor <mjambor@suse.cz>
4182 * tree-sra.c (create_artificial_child_access): Return NULL if
4183 build_ref_for_offset fails.
4184 (propagate_subacesses_accross_link): Allow build_ref_for_offset
4185 and create_artificial_child_access to fail.
4187 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
4190 * unwind-dw2.c (uw_init_context_1): Mark noinline.
4191 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
4192 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
4194 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4196 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
4197 block, ensure it has an exit edge. Emit a barrier after a jump.
4199 2009-09-07 Nick Clifton <nickc@redhat.com>
4201 * gcc.c (this_is_linker_script): New variable. Like
4202 this_is_library_file but for the %T constructor.
4203 (end_going_arg): If this_is_linker_script is set then locate the
4204 script and insert a --script switch before it
4205 (do_spec_2): Initialise this_is_linker_script.
4206 (do_spec_1): Likewise. Handle %T construct.
4207 (eval_spec_function): Preserve this_is_linker_script.
4208 * doc/invoke.texi: Document %T construct in spec files.
4209 * config/m32c/m32c.h (LIB_SPEC): Use it.
4211 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4213 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
4214 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
4215 when volatile flag is set.
4216 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
4218 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
4221 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
4222 (combine_stack_adjustments_for_block): Allow insns between stack
4223 adjustments and stores with corresponding pre-(dec|inc)rement or
4224 pre-modify operation.
4226 2009-09-06 Jakub Jelinek <jakub@redhat.com>
4229 * combine-stack-adj.c (struct csa_memlist): Rename to...
4230 (struct csa_reflist): ... this. Rename mem field to ref.
4231 (free_csa_memlist): Rename to...
4232 (free_csa_reflist): ... this.
4233 (record_one_stack_memref): Rename to...
4234 (record_one_stack_ref): ... this. Handle also REG_P.
4235 (try_apply_stack_adjustment): Handle also REG_P.
4236 (struct record_stack_memrefs_data): Rename to...
4237 (struct record_stack_refs_data): ... this. Rename memlist field to
4239 (record_stack_memrefs): Rename to...
4240 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
4241 subexpressions instead of failing when a MEM contains SP references.
4242 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
4243 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
4245 2009-09-06 Richard Guenther <rguenther@suse.de>
4248 * tree.c (build_array_type): Do not record types marked
4249 with structural equality in the canonical type hashtable.
4251 2009-09-06 Richard Guenther <rguenther@suse.de>
4254 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
4256 2009-09-05 Richard Guenther <rguenther@suse.de>
4259 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
4261 2009-09-05 Richard Guenther <rguenther@suse.de>
4264 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
4266 2009-09-05 Richard Guenther <rguenther@suse.de>
4269 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
4270 before comparing function argument types.
4272 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4275 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
4278 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
4281 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
4283 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
4284 locators before emit_insn is called.
4286 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
4289 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
4290 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
4291 (reginfo_init): Don't call allocate_reg_info.
4293 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
4296 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
4297 NONDEBUG_INSN_P instead of INSN_P.
4299 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4302 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
4304 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4307 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
4308 pattern of the split.
4310 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4312 * toplev.c (process_options): Move setter of flag_var_tracking
4313 before other tests that depend on it. Move down setter of
4314 flag_rename_registers. Don't enable var-tracking-assignments
4315 by default if selective scheduling is enabled. Warn if both
4318 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4320 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
4321 comment. Use switch statement to catch overlaps between rtx
4322 and tree codes. Accept FUNCTION_DECLs in addition to those in...
4323 (IS_DECL_CODE): ... here. Remove.
4324 (check_value_is_not_decl): Remove.
4325 (dv_from_decl, dv_from_value): Check after conversion.
4327 2009-09-04 Richard Guenther <rguenther@suse.de>
4330 * (cgraph_finalize_compilation_unit): Move finalizing aliases
4331 after emitting tunks. Move emitting thunks and ctors from ...
4332 (cgraph_optimize): ... here. Remove redundant
4333 cgraph_analyze_functions.
4334 * varasm.c (find_decl_and_mark_needed): Remove no longer
4336 (finish_aliases_1): Adjust check for thunk aliases.
4338 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
4340 * config/arm/arm.md (ctzsi2): Added braces
4341 to avoid warning that broke booststrap.
4343 2009-09-04 Martin Jambor <mjambor@suse.cz>
4345 PR tree-optimization/41112
4346 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
4347 handle variable-bounded arrays.
4348 (expr_with_var_bounded_array_refs_p): New function.
4349 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
4351 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
4353 * config/s390/2097.md: Removed two incorrect bypasses.
4354 (z10_fsimpdf): Fixed latency.
4355 (z10_fhex): New insn_reservation.
4356 (z10_floaddf): Fixed latency.
4357 (z10_floadsf): Fixed latency.
4358 (z10_ftrunctf): Fixed latency.
4359 (z10_ftruncdf): Fixed latency.
4360 * config/s390/s390.c (z10_cost): Fixed values.
4361 (s390_adjust_priority): Added z10 path.
4362 * config/s390/s390.md (type): Added fhex.
4363 (*mov<mode>_64dfp): Updated type attribute.
4364 (*mov<mode>_64): Updated type attribute.
4365 (*mov<mode>_31): Updated type attribute.
4366 (*mov<mode>"): Likewise.
4367 * config/s390/2084.md (x_fsimpdf): Updated condition.
4369 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
4371 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
4372 RTXs in the predicate for operand 1.
4374 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
4376 * config/arm/arm.md (UNSPEC_RBIT): New constant.
4377 (rbitsi2): New insn.
4378 (ctzsi2): New expand.
4379 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
4381 2009-09-03 Martin Jambor <mjambor@suse.cz>
4383 * tree-sra.c (duplicate_expr_for_different_base): Removed.
4384 (create_artificial_child_access): Use build_ref_for_offset instead
4385 of duplicate_expr_for_different_base.
4386 (propagate_subacesses_accross_link): Likewise.
4388 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
4390 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
4392 (mips16e_collect_argument_saves): Skip debug instructions.
4393 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
4394 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
4395 (r10k_insert_cache_barriers): Likewise.
4396 (mips_reorg_process_insns): Likewise.
4398 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
4401 * ira.c (update_equiv_reg): Remove check on class likely spill.
4403 2009-09-03 Jakub Jelinek <jakub@redhat.com>
4406 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
4407 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
4411 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
4412 the stack slot if it is passed by invisible reference.
4413 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
4414 by invisible reference.
4416 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
4418 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
4419 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
4420 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
4422 * config/bfin/sync.md: New file.
4423 * config/bfin/bfin.md: Include it.
4424 (UNSPEC_ATOMIC): New.
4425 (UNSPEC_ONES): Provide a unique number.
4427 From Jie Zhang <jie.zhang@analog.com>:
4428 * config/bfin/bfin.c (ret_regs): New.
4429 (must_save_fp_p): Don't return true because of frame_pointer_needed.
4430 (must_save_rets_p): New.
4431 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
4432 current_function_is_leaf.
4433 (do_link): Likewise.
4434 (do_unlink): Likewise.
4435 (expand_interrupt_handler_prologue): Use ret_regs array.
4436 (expand_interrupt_handler_epilogue): Use ret_regs array and
4437 pass return register to gen_return_internal.
4438 (bfin_expand_epilogue): Pass return register to
4439 gen_return_internal.
4440 (bfin_expand_call): Explicitly clobber RETS.
4441 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
4442 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
4443 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
4444 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
4446 (return_internal): Take a reg rtx rather than the register number.
4448 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
4450 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
4451 when comparing against estimated_loop_iterations_int return.
4453 2009-09-03 Richard Guenther <rguenther@suse.de>
4455 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
4456 eh_personality_libfunc.
4458 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4460 * tree-parloops.c (separate_decls_in_region): Add space.
4462 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4464 * tree-parloops.c (separate_decls_in_region): Change the condition
4465 checking if there are reductions in the loop.
4467 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4469 PR tree-optimization/38275
4470 * tree-parloops.c (parallelize_loops): Replace profitability condition
4471 for expected number of iterations.
4473 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
4475 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
4476 (bootstrap-debug): Explain conditions in which it becomes default.
4477 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
4480 2009-09-03 Namhyung Kim <namhyung@gmail.com>
4482 * doc/invoke.texi (Optimize Options): Move
4483 -finline-small-functions to the -O2 list.
4485 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
4487 * toplev.c (process_options): Enable var-tracking-assignments
4488 by default if var-tracking is enabled.
4490 2009-09-02 David Daney <ddaney@caviumnetworks.com>
4492 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
4494 * emit-rtl.c (prev_nonnote_insn_bb): New function.
4495 * rtl.h (prev_nonnote_insn_bb): Declare it.
4497 2009-09-03 Diego Novillo <dnovillo@google.com>
4499 * cgraph.c (cgraph_node_for_decl): New.
4500 * cgraph.h (cgraph_node_for_decl): Declare.
4501 * tree.c (host_integerp): Return 0 if T is NULL.
4503 2009-09-03 Diego Novillo <dnovillo@google.com>
4505 * tree.h (struct alias_pair): Move from varasm.c.
4506 (alias_pairs): Likewise.
4507 (TYPE_MAXVAL): Define.
4508 (TYPE_MINVAL): Define.
4509 (iterative_hash_host_wide_int): Declare.
4510 (remove_unreachable_alias_pairs): Declare.
4511 * tree-pass.h (pass_ipa_free_lang_data): Declare.
4512 * diagnostic.c (default_diagnostic_starter): Make extern.
4513 (default_diagnostic_finalizer): Make extern.
4514 * diagnostic.h (default_diagnostic_starter): Declare.
4515 (default_diagnostic_finalizer): Declare.
4516 (default_tree_printer): Declare.
4517 * toplev.c (default_tree_printer): Make extern.
4519 2009-09-03 Richard Guenther <rguenther@suse.de>
4520 Diego Novillo <dnovillo@google.com>
4522 * cgraph.c (cgraph_add_new_function): Remove gimplification.
4523 * cgraphunit.c (cgraph_expand_function): Do not emit
4524 associated thunks from here.
4525 (cgraph_emit_thunks): New.
4526 (cgraph_optimize): Call it.
4527 Return if any IPA pass finds an error.
4528 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
4531 2009-09-03 Simon Baldwin <simonb@google.com>
4532 Rafael Espindola <espindola@google.com>
4533 Richard Guenther <rguenther@suse.de>
4534 Doug Kwan <dougkwan@google.com>
4535 Diego Novillo <dnovillo@google.com>
4537 * tree.c: Include tree-pass.h, langhooks-def.h,
4538 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
4539 (free_lang_data_in_type): New.
4540 (need_assembler_name_p): New.
4541 (free_lang_data_in_block): New.
4542 (free_lang_data_in_decl): New.
4543 (struct free_lang_data_d): New.
4544 (add_tree_to_fld_list): New.
4545 (find_decls_types_r): New.
4546 (get_eh_types_for_runtime): New.
4547 (find_decls_types_in_eh_region): New.
4548 (find_decls_types_in_node): New.
4549 (find_decls_types_in_var): New.
4550 (free_lang_data_in_cgraph): New.
4551 (free_lang_data): New.
4552 (gate_free_lang_data): New.
4553 (pass_ipa_free_lang_data): New.
4555 2009-09-03 Diego Novillo <dnovillo@google.com>
4557 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
4558 * langhooks.h (struct lang_hooks): Add field free_lang_data.
4559 (lang_hooks): Remove const qualifier.
4560 * ipa.c (cgraph_remove_unreachable_nodes): Call
4561 remove_unreachable_alias_pairs.
4562 * except.c (add_type_for_runtime): Check if TYPE has
4563 already been converted.
4564 (lookup_type_for_runtime): Likewise.
4565 (check_handled): Handle converted types.
4566 * varasm.c (remove_unreachable_alias_pairs): New.
4567 * gimple.c: Include demangle.h.
4568 (gimple_decl_printable_name): New.
4569 (gimple_fold_obj_type_ref): New.
4570 * gimple.h (gimple_decl_printable_name): Declare.
4571 (gimple_fold_obj_type_ref): Declare.
4572 * passes.c (init_optimization_passes): Add pass
4573 pass_ipa_free_lang_data.
4574 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
4575 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
4577 2009-09-03 Diego Novillo <dnovillo@google.com>
4579 * c-lang.c (lang_hooks): Remove const qualifier.
4581 2009-09-02 Loren James Rittle <ljrittle@acm.org>
4583 * doc/install.texi (*-*-freebsd*): Update target information.
4585 2009-09-02 Anatoly Sokolov <aesok@post.ru>
4587 * hard-reg-set.h (call_fixed_regs): Remove.
4588 * reginfo.c (call_fixed_regs): Remove.
4589 (init_reg_sets_1): Remove initialization of call_fixed_regs.
4590 (globalize_reg): Don't use call_fixed_regs.
4591 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
4594 2009-09-01 Michael Matz <matz@suse.de>
4596 * expr.h (emit_storent_insn, expand_expr_real_1,
4597 expand_expr_real_2): Declare.
4598 * expr.c (emit_storent_insn, expand_expr_real_1,
4599 expand_expr_real_2): Export.
4600 (store_expr): Setting and evaluating dont_return_target is useless.
4601 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
4602 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
4603 * except.c (expand_resx_expr): Rename to ...
4604 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
4605 * except.h (expand_resx_stmt): Declare.
4606 * stmt.c: Add include gimple.h
4607 (expand_asm_expr): Rename to ...
4608 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
4609 (expand_case): Rewrite to take gimple statement.
4610 * tree.h (expand_asm_stmt): Declare.
4611 (expand_case): Change prototype.
4612 * Makefile.in (stmt.o): Depend on gimple.h.
4613 * builtins.c (expand_builtin_synchronize): Build gimple asm
4614 statement, not an ASM_EXPR.
4615 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
4616 gimple_to_tree, release_stmt_tree): Remove.
4617 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
4618 ggc_free, but hold comparison code and operands separately.
4619 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
4620 (expand_call_stmt, expand_gimple_stmt_1,
4621 expand_gimple_stmt): New helpers.
4622 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
4623 release_stmt_tree. Call expand_gimple_stmt instead.
4624 (expand_gimple_basic_block): Ditto.
4626 * calls.c (emit_call_1): Don't look at EH regions here, make
4627 fntree parameter useless.
4628 (expand_call): New local rettype for TREE_TYPE(exp), use it
4629 throughout. Remove local p, use addr instead.
4630 Don't look at EH regions here.
4632 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
4634 * doc/invoke.texi (-fsched-pressure): Document it.
4635 (-fsched-reg-pressure-heuristic): Remove it.
4637 * reload.c (ira.h): Include.
4638 (find_reloads): Add choosing reload on number of small spilled
4641 * haifa-sched.c (ira.h): Include.
4642 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
4643 saved_reg_pressure, curr_reg_live, saved_reg_live,
4644 region_ref_regs): New variables.
4645 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
4646 initiate_reg_pressure_info, setup_ref_regs,
4647 initiate_bb_reg_pressure_info, save_reg_pressure,
4648 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
4650 (setup_insn_reg_pressure_info): New function.
4651 (rank_for_schedule): Add pressure checking and insn issue time.
4652 Remove comparison of insn reg weights.
4653 (ready_sort): Set insn reg pressure info.
4654 (update_register_pressure, setup_insn_max_reg_pressure,
4655 update_reg_and_insn_max_reg_pressure,
4656 sched_setup_bb_reg_pressure_info): New functions.
4657 (schedule_insn): Add code for printing and updating reg pressure info.
4658 (find_set_reg_weight, find_insn_reg_weight): Remove.
4659 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
4660 (debug_ready_list): Print reg pressure info.
4661 (schedule_block): Ditto. Check insn issue time.
4662 (sched_init): Set up sched_pressure_p. Allocate and set up some
4663 reg pressure related info.
4664 (sched_finish): Free some reg pressure related info.
4665 (fix_tick_ready): Make insn always ready if pressure_p.
4666 (init_h_i_d): Don't call find_insn_reg_weight.
4667 (haifa_finish_h_i_d): Free insn reg pressure info.
4669 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
4670 ira_memory_move_cost, ira_class_hard_regs,
4671 ira_class_hard_regs_num, ira_no_alloc_regs,
4672 ira_available_class_regs, ira_reg_class_cover_size,
4673 ira_reg_class_cover, ira_class_translate): Move to ira.h.
4675 * ira-lives.c (single_reg_class): Check mode to find how many
4676 registers are necessary for operand.
4677 (ira_implicitly_set_insn_hard_regs): New.
4679 * common.opt (fsched-pressure): New options.
4680 (fsched-reg-pressure-heuristic): Remove.
4682 * ira.c (setup_eliminable_regset): Rename to
4683 ira_setup_eliminable_regset. Make it external.
4684 (expand_reg_info): Pass cover class to setup_reg_classes.
4685 (ira): Call resize_reg_info instead of allocate_reg_info.
4687 * sched-deps.c: Include ira.h.
4688 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
4689 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
4690 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
4691 mark_insn_hard_regno_birth, mark_insn_reg_birth,
4692 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
4693 mark_insn_reg_store, mark_insn_reg_clobber,
4694 setup_insn_reg_pressure_info): New.
4695 (sched_analyze_1): Update implicit_reg_pending_uses.
4696 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
4697 Use them to create dependencies. Set insn reg uses and pressure
4698 info. Process reg_pending_uses in one place.
4699 (free_deps): Free implicit sets.
4700 (remove_from_deps): Remove implicit sets if necessary. Check
4701 implicit sets when clearing reg_last_in_use.
4702 (init_deps_global): Clear implicit_reg_pending_clobbers and
4703 implicit_reg_pending_uses.
4705 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
4706 ira_memory_move_cost, ira_class_hard_regs,
4707 ira_class_hard_regs_num, ira_no_alloc_regs,
4708 ira_available_class_regs, ira_reg_class_cover_size,
4709 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
4710 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
4711 ira_implicitly_set_insn_hard_regs): New prototypes.
4713 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
4714 cost_elements_num): New variables.
4715 (allocno_costs, total_costs): Rename to costs and
4716 total_allocno_costs.
4717 (COSTS_OF_ALLOCNO): Rename to COSTS.
4718 (allocno_pref): Rename to pref.
4719 (allocno_pref_buffer): Rename to pref_buffer.
4720 (common_classes): Rename to regno_cover_class.
4722 (record_reg_classes): Set allocno attributes only if allocno_p.
4723 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
4724 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
4725 and COSTS_OF_ALLOCNO.
4726 (print_costs): Rename to print_allocno_costs.
4727 (print_pseudo_costs): New.
4728 (process_bb_node_for_costs): Split into 2 functions with new
4729 function process_bb_for_costs. Pass BB to process_bb_for_costs.
4730 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
4731 new parameter dump_file. Use cost_elements_num instead of
4732 ira_allocnos_num. Make one iteration if preferred classes were
4733 already calculated for scheduler. Make 2 versions of code
4734 depending on allocno_p.
4735 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
4736 regno_cover_class and COSTS instead of common_classes and
4738 (init_costs, finish_costs): New.
4739 (ira_costs): Set up allocno_p and cost_elements_num. Call
4740 init_costs and finish_costs.
4741 (ira_set_pseudo_classes): New.
4743 * rtl.h (allocate_reg_info): Remove.
4744 (resize_reg_info): Change return type.
4745 (reg_cover_class): New.
4746 (setup_reg_classes): Add new parameter.
4748 * sched-int.h (struct deps_reg): New member implicit_sets.
4749 (sched_pressure_p, sched_regno_cover_class): New external definitions.
4750 (INCREASE_BITS): New macro.
4751 (struct reg_pressure_data, struct reg_use_data): New.
4752 (struct _haifa_insn_data): Remove reg_weight. Add members
4753 reg_pressure, reg_use_list, reg_set_list, and
4754 reg_pressure_excess_cost_change.
4755 (struct deps): New member implicit_sets.
4756 (pressure_p): New variable.
4757 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
4758 (struct reg_pressure_data, struct reg_use_data): New.
4759 (INSN_REG_WEIGHT): Remove.
4760 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
4761 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
4762 (sched_init_region_reg_pressure_info,
4763 sched_setup_bb_reg_pressure_info): New prototypes.
4765 * reginfo.c (struct reg_pref): New member coverclass.
4766 (reg_cover_class): New function.
4767 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
4768 (reg_info_size): New variable.
4769 (allocate_reg_info): Make static. Setup reg_info_size.
4770 (resize_reg_info): Use reg_info_size. Return flag of resizing.
4771 (setup_reg_classes): Add a new parameter. Setup cover class too.
4773 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
4776 * sched-rgn.c (deps_join): Set up implicit_sets.
4777 (schedule_region): Set up region and basic blocks pressure
4780 * passes.c (init_optimization_passes): Move
4781 pass_subregs_of_mode_init before pass_sched.
4783 2009-09-02 Martin Jambor <mjambor@suse.cz>
4785 * tree-sra.c (struct access): New field grp_hint.
4786 (dump_access): Dump grp_hint.
4787 (sort_and_splice_var_accesses): Set grp_hint if a group is read
4789 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
4790 those which have been specifically read and somehow written to.
4791 (propagate_subacesses_accross_link): Set grp_hint of right child and
4792 also possibly of the left child.
4794 2009-09-02 Jakub Jelinek <jakub@redhat.com>
4796 * tree-object-size.c (addr_object_size): Always use object_size_type
4797 0 or 2 when determining the pointer pointed object size.
4799 2009-09-02 Richard Guenther <rguenther@suse.de>
4802 2009-08-31 Richard Guenther <rguenther@suse.de>
4804 * builtins.c (fold_builtin_memory_op): Use the alias oracle
4805 to query if the memory regions for memmove overlap.
4806 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
4807 asserts on pointers, instead deal with odd trees.
4808 (ptr_derefs_may_alias_p): Likewise.
4809 (refs_may_alias_p_1): Constructor bases also never alias.
4811 2009-08-01 Christian Bruel <christian.bruel@st.com>
4814 2009-07-31 Christian Bruel <christian.bruel@st.com>
4815 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
4817 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
4819 * doc/invoke.texi (-fvar-tracking-assignments): New.
4820 (-fvar-tracking-assignments-toggle): New.
4821 (-fdump-final-insns=file): Mark filename as optional.
4822 (--param min-nondebug-insn-uid): New.
4823 (-gdwarf-@{version}): Mention version 4.
4824 * opts.c (common_handle_option): Accept it.
4825 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
4826 * regrename.c (regrename_optimize): Drop last. Don't count debug
4827 insns as uses. Don't reject change because of debug insn.
4828 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
4829 from the chain starter, and check for inexact matches in DEBUG_INSNS.
4830 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
4831 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
4832 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
4833 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
4834 * doc/gimple.texi (is_gimple_debug): New.
4835 (gimple_debug_bind_p): New.
4836 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
4837 * doc/install.texi (bootstrap-debug): More details.
4838 (bootstrap-debug-big, bootstrap-debug-lean): Document.
4839 (bootstrap-debug-lib): More details.
4840 (bootstrap-debug-ckovw): Update.
4841 (bootstrap-time): New.
4842 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
4843 (insert_phi_nodes_for): Insert debug stmts.
4844 (rewrite_stmt): Take iterator. Insert debug stmts.
4845 (rewrite_enter_block): Adjust.
4846 (maybe_replace_use_in_debug_stmt): New.
4847 (rewrite_update_stmt): Use it.
4848 (mark_use_interesting): Return early for debug stmts.
4849 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
4850 stmts before replacing stmt.
4851 (move_computations_stmt): Likewise.
4852 * ira-conflicts.c (add_copies): Skip debug insns.
4853 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
4854 (regstat_bb_compute_ri): Skip debug insns.
4855 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
4856 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
4857 check_loop_closed_ssa_stmt): Skip debug stmts.
4858 * tree-tailcall.c (find_tail_calls): Likewise.
4859 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
4860 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
4861 (build_var_debug_value_stat): Declare.
4862 (build_var_debug_value): Define.
4863 (target_for_debug_bind): Declare.
4864 * reload.c (find_equiv_reg): Skip debug insns.
4865 * rtlanal.c (reg_used_between_p): Skip debug insns.
4866 (side_effects_p): Likewise.
4867 (canonicalize_condition): Likewise.
4868 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
4869 insns never depend on debug insns.
4870 (create_ddg_dep_no_link): Likewise.
4871 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
4872 Don't add inter-loop dependencies for debug insns.
4873 (build_intra_loop_deps): Likewise.
4874 (create_ddg): Count debug insns.
4875 * ddg.h (struct ddg::num_debug): New.
4876 (num_backargs): Pair up with previous int field.
4877 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
4878 -fcompare-debug-second.
4879 * final.c (get_attr_length_1): Skip debug insns.
4880 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
4881 * gcc.c (invoke_as): Call compare-debug-dump-opt.
4882 (driver_self_specs): Map -fdump-final-insns to
4883 -fdump-final-insns=..
4884 (get_local_tick): New.
4885 (compare_debug_dump_opt_spec_function): Test for . argument and
4886 compute output name. Compute temp output spec without flag name.
4887 Compute -frandom-seed.
4888 (OPT): Undef after use.
4889 * cfgloopanal.c (num_loop_insns): Skip debug insns.
4890 (average_num_loop_insns): Likewise.
4891 * params.h (MIN_NONDEBUG_INSN_UID): New.
4892 * gimple.def (GIMPLE_DEBUG): New.
4893 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
4894 * auto-inc-dec.c (merge_in_block): Skip debug insns.
4895 (merge_in_block): Fix whitespace.
4896 * toplev.c (flag_var_tracking): Update comment.
4897 (flag_var_tracking_assignments): New.
4898 (flag_var_tracking_assignments_toggle): New.
4899 (process_options): Don't open final insns dump file if we're not
4900 going to write to it. Compute defaults for var_tracking.
4901 * df-scan.c (df_insn_rescan_debug_internal): New.
4902 (df_uses_record): Handle debug insns.
4903 * haifa-sched.c (ready): Initialize n_debug.
4904 (contributes_to_priority): Skip debug insns.
4905 (dep_list_size): New.
4907 (rank_for_schedule): Likewise. Schedule debug insns as soon as
4908 they're ready. Disregard previous debug insns to make decisions.
4909 (queue_insn): Never queue debug insns.
4910 (ready_add, ready_remove_first, ready_remove): Count debug insns.
4911 (schedule_insn): Don't reject debug insns because of issue rate.
4912 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
4913 (queue_to_ready): Skip and discount debug insns.
4914 (choose_ready): Let debug insns through.
4915 (schedule_block): Check boundary debug insns. Discount debug
4916 insns, schedule them early. Adjust whitespace.
4917 (set_priorities): Check for boundary debug insns.
4918 (add_jump_dependencies): Use dep_list_size.
4919 (prev_non_location_insn): New.
4920 (check_cfg): Use it.
4921 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
4923 (remove_unused_ivs): Reset debug stmts.
4924 * modulo-sched.c (const_iteration_count): Skip debug insns.
4925 (res_MII): Discount debug insns.
4926 (loop_single_full_bb_p): Skip debug insns.
4927 (sms_schedule): Likewise.
4928 (sms_schedule_by_order): Likewise.
4929 (ps_has_conflicts): Likewise.
4930 * caller-save.c (refmarker_fn): New.
4931 (save_call_clobbered_regs): Replace regs with saved mem in
4933 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
4934 Call refmarker_fn mark for hardregnos.
4935 (mark_reg_as_referenced): New.
4936 (replace_reg_with_saved_mem): New.
4937 * ipa-pure-const.c (check_stmt): Skip debug stmts.
4938 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
4940 (cse_extended_basic_block): Skip debug insns.
4941 (count_reg_usage): Likewise.
4942 (is_dead_reg): New, split out of...
4943 (set_live_p): ... here.
4944 (insn_live_p): Use it for debug insns.
4945 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
4946 (execute_optimize_stdarg): Likewise.
4947 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
4948 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
4949 changes in debug stmts as changes.
4950 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
4951 (moveup_expr): Don't move across debug insns. Don't move
4952 debug insn if it would create a bookkeeping block.
4953 (moveup_expr_cached): Don't use cache for debug insns that
4954 are heads of blocks.
4955 (compute_av_set_inside_bb): Skip debug insns.
4956 (sel_rank_for_schedule): Schedule debug insns first. Remove
4958 (block_valid_for_bookkeeping_p); Support lax searches.
4959 (create_block_for_bookkeeping): Adjust block numbers when
4960 encountering debug-only blocks.
4961 (find_place_for_bookkeeping): Deal with debug-only blocks.
4962 (generate_bookkeeping_insn): Accept no place to insert.
4963 (remove_temp_moveop_nops): New argument full_tidying.
4964 (prepare_place_to_insert): Deal with debug insns.
4965 (advance_state_on_fence): Debug insns don't start cycles.
4966 (update_boundaries): Take fence as argument. Deal with
4968 (schedule_expr_on_boundary): No full_tidying on debug insns.
4969 (fill_insns): Deal with debug insns.
4970 (track_scheduled_insns_and_blocks): Don't count debug insns.
4971 (need_nop_to_preserve_insn_bb): New, split out of...
4972 (remove_insn_from_stream): ... this.
4973 (fur_orig_expr_not_found): Skip debug insns.
4974 * rtl.def (VALUE): Move up.
4976 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
4977 (nearest_common_dominator_of_uses): Take debug_stmts argument.
4978 Set it if debug stmts are found.
4979 (statement_sink_location): Skip debug stmts. Propagate
4980 moving defs into debug stmts.
4981 * ifcvt.c (first_active_insn): Skip debug insns.
4982 (last_active_insns): Likewise.
4983 (cond_exec_process_insns): Likewise.
4984 (noce_process_if_block): Likewise.
4985 (check_cond_move_block): Likewise.
4986 (cond_move_convert_if_block): Likewise.
4987 (block_jumps_and_fallthru_p): Likewise.
4988 (dead_or_predicable): Likewise.
4989 * dwarf2out.c (debug_str_hash_forced): New.
4990 (find_AT_string): Add comment.
4991 (gen_label_for_indirect_string): New.
4992 (get_debug_string_label): New.
4993 (AT_string_form): Use it.
4994 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
4995 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
4996 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
4997 several operations that cannot be represented with DWARF opcodes.
4998 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
4999 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
5000 (dwarf2out_var_location): Take during-call mark into account.
5001 (output_indirect_string): Update comment. Output if there are
5002 label and references.
5003 (prune_indirect_string): New.
5004 (prune_unused_types): Call it if debug_str_hash_forced.
5005 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
5006 (dw_long_long_const): Remove.
5007 (struct dw_val_struct): Change val_long_long type to rtx.
5008 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
5009 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
5010 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
5011 component instead of HOST_BITS_PER_LONG.
5012 (output_loc_operands): Likewise. For const8* assert
5013 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
5014 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
5015 rather than HOST_BITS_PER_LONG is >= 64.
5016 (add_AT_long_long): Remove val_hi and val_lo arguments, add
5018 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
5019 HOST_BITS_PER_LONG for dw_val_class_long_long.
5020 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
5021 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
5022 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
5024 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
5025 Handle DW_OP_implicit_value.
5026 (extract_int): Move prototype earlier.
5027 (mem_loc_descriptor): For SUBREG punt if inner
5028 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
5029 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
5030 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
5031 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
5032 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
5033 instead of Pmode size.
5034 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
5035 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
5036 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
5037 (concat_loc_descriptor, concatn_loc_descriptor,
5038 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
5039 (add_location_or_const_value_attribute): Likewise. For single
5040 location loc_lists attempt to use add_const_value_attribute
5041 for constant decls. Add DW_AT_const_value even if
5042 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
5044 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
5045 (control_flow_insn_p): Likewise.
5046 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
5047 (separate_decls_in_region_debug_bind): New.
5048 (separate_decls_in_region): Process debug bind stmts afterwards.
5049 * recog.c (verify_changes): Handle debug insns.
5050 (extract_insn): Likewise.
5051 (peephole2_optimize): Skip debug insns.
5052 * dse.c (scan_insn): Skip debug insns.
5053 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
5055 (setup_id_for_insn): Handle debug insns.
5056 (maybe_tidy_empty_bb): Adjust whitespace.
5057 (tidy_control_flow): Skip debug insns.
5058 (sel_remove_insn): Adjust for debug insns.
5059 (sel_estimate_number_of_insns): Skip debug insns.
5060 (create_insn_rtx_from_pattern): Handle debug insns.
5061 (create_copy_of_insn_rtx): Likewise.
5062 * sel-sched-.h (sel_bb_end): Declare.
5063 (sel_bb_empty_or_nop_p): New.
5064 (get_all_loop_exits): Use it.
5065 (_eligible_successor_edge_p): Likewise.
5066 (return_nop_to_pool): Adjust.
5067 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
5068 * ira-lives.c (process_bb_node_lives): Skip debug insns.
5069 * gimple-pretty-print.c (dump_gimple_debug): New.
5070 (dump_gimple_stmt): Use it.
5071 (dump_bb_header): Skip gimple debug stmts.
5072 * regmove.c (optimize_reg_copy_1): Discount debug insns.
5073 (fixup_match_2): Likewise.
5074 (regmove_backward_pass): Likewise. Simplify combined
5075 replacement. Handle debug insns.
5076 * function.c (instantiate_virtual_regs): Handle debug insns.
5077 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
5078 * print-rtl.h: Include cselib.h.
5079 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
5080 * df.h (df_inns_rescan_debug_internal): Declare.
5081 * gcse.c (alloc_hash_table): Estimate n_insns.
5082 (cprop_insn): Don't regard debug insns as changes.
5083 (bypass_conditional_jumps): Skip debug insns.
5084 (one_pre_gcse_pass): Adjust.
5085 (one_code_hoisting_pass): Likewise.
5086 (compute_ld_motion_mems): Skip debug insns.
5087 (one_cprop_pass): Adjust.
5088 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
5089 (if_convertible_stmt_p): Handle debug stmts.
5090 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
5091 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
5092 * ira-build.c (create_bb_allocnos): Skip debug insns.
5093 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
5094 (has_single_use): Likewise.
5095 (single_imm_use): Likewise.
5096 (num_imm_uses): Likewise.
5097 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
5098 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
5099 (create_outofssa_var_map): Likewise.
5100 * lower-subreg.c (adjust_decomposed_uses): New.
5101 (resolve_debug): New.
5102 (decompose_multiword_subregs): Use it.
5103 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
5104 * emit-rtl.c: Include params.h.
5105 (cur_debug_insn_uid): Define.
5106 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
5107 (copy_rtx_if_shared_1): Handle debug insns.
5108 (reset_used_flags): Likewise.
5109 (set_used_flags): LIkewise.
5110 (get_max_insn_count): New.
5111 (next_nondebug_insn): New.
5112 (prev_nondebug_insn): New.
5113 (make_debug_insn_raw): New.
5114 (emit_insn_before_noloc): Handle debug insns.
5115 (emit_jump_insn_before_noloc): Likewise.
5116 (emit_call_insn_before_noloc): Likewise.
5117 (emit_debug_insn_before_noloc): New.
5118 (emit_insn_after_noloc): Handle debug insns.
5119 (emit_jump_insn_after_noloc): Likewise.
5120 (emit_call_insn_after_noloc): Likewise.
5121 (emit_debug_insn_after_noloc): Likewise.
5122 (emit_insn_after): Take loc from earlier non-debug insn.
5123 (emit_jump_insn_after): Likewise.
5124 (emit_call_insn_after): Likewise.
5125 (emit_debug_insn_after_setloc): New.
5126 (emit_debug_insn_after): New.
5127 (emit_insn_before): Take loc from later non-debug insn.
5128 (emit_jump_insn_before): Likewise.
5129 (emit_call_insn_before): Likewise.
5130 (emit_debug_insn_before_setloc): New.
5131 (emit_debug_insn_before): New.
5132 (emit_insn): Handle debug insns.
5133 (emit_debug_insn): New.
5134 (emit_jump_insn): Handle debug insns.
5135 (emit_call_insn): Likewise.
5137 (init_emit): Take min-nondebug-insn-uid into account.
5138 Initialize cur_debug_insn_uid.
5139 (emit_copy_of_insn_after): Handle debug insns.
5140 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
5141 location of single rhs in place.
5142 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
5143 (floor_sdiv_adjust): New.
5144 (cell_sdiv_adjust): New.
5145 (cell_udiv_adjust): New.
5146 (round_sdiv_adjust): New.
5147 (round_udiv_adjust): New.
5148 (wrap_constant): Moved from cselib.
5149 (unwrap_constant): New.
5150 (expand_debug_expr): New.
5151 (expand_debug_locations): New.
5152 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
5154 (gimple_expand_cfg): Expand debug locations.
5155 * cselib.c: Include tree-pass.h.
5156 (struct expand_value_data): New.
5157 (cselib_record_sets_hook): New.
5158 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
5159 (cselib_clear_table): Move, and implemnet in terms of...
5160 (cselib_reset_table_with_next_value): ... this.
5161 (cselib_get_next_unknown_value): New.
5162 (discard_useless_locs): Don't discard preserved values.
5163 (cselib_preserve_value): New.
5164 (cselib_preserved_value_p): New.
5165 (cselib_preserve_definitely): New.
5166 (cselib_clear_preserve): New.
5167 (cselib_preserve_only_values): New.
5168 (new_cselib_val): Take rtx argument. Dump it in details.
5169 (cselib_lookup_mem): Adjust.
5170 (expand_loc): Take regs_active in struct. Adjust. Silence
5171 dumps unless details are requested.
5172 (cselib_expand_value_rtx_cb): New.
5173 (cselib_expand_value_rtx): Rename and reimplment in terms of...
5174 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
5175 without details. Copy more subregs. Try to resolve values
5176 using a callback. Wrap constants.
5177 (cselib_subst_to_values): Adjust.
5178 (cselib_log_lookup): New.
5179 (cselib_lookup): Call it.
5180 (cselib_invalidate_regno): Don't count preserved values as useless.
5181 (cselib_invalidate_mem): Likewise.
5182 (cselib_record_set): Likewise.
5183 (struct set): Renamed to cselib_set, moved to cselib.h.
5184 (cselib_record_sets): Adjust. Call hook.
5185 (cselib_process_insn): Reset table when it would be cleared.
5186 (dump_cselib_val): New.
5187 (dump_cselib_table): New.
5188 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
5189 (remove_forwarder_block): Support moving debug stmts.
5190 * cselib.h (cselib_record_sets_hook): Declare.
5191 (cselib_expand_callback): New type.
5192 (cselib_expand_value_rtx_cb): Declare.
5193 (cselib_reset_table_with_next_value): Declare.
5194 (cselib_get_next_unknown_value): Declare.
5195 (cselib_preserve_value): Declare.
5196 (cselib_preserved_value_p): Declare.
5197 (cselib_preserve_only_values): Declare.
5198 (dump_cselib_table): Declare.
5199 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
5200 (try_crossjump_to_edge): Likewise.
5201 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
5202 dominated blocks when debug stmts are present.
5203 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
5204 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
5205 (set_var_live_on_entry): Likewise.
5206 * loop-invariant.c (find_invariants_bb): Skip debug insns.
5207 * cfglayout.c (curr_location, last_location): Make static.
5208 (set_curr_insn_source_location): Don't avoid bouncing.
5209 (get_curr_insn_source_location): New.
5210 (get_curr_insn_block): New.
5211 (duplicate_insn_chain): Handle debug insns.
5212 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
5214 * common.opt (fcompare-debug): Move to sort order.
5215 (fdump-unnumbered-links): Likewise.
5216 (fvar-tracking-assignments): New.
5217 (fvar-tracking-assignments-toggle): New.
5218 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
5219 because of debug stmts.
5220 (mark_stmt_if_obviously_necessary): Mark debug stmts.
5221 (eliminate_unnecessary_stmts): Walk dominated blocks before
5223 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
5224 * ira.c (memref_used_between_p): Skip debug insns.
5225 (update_equiv_regs): Likewise.
5226 * sched-deps.c (sd_lists_size): Accept empty list.
5227 (sd_init_insn): Mark debug insns.
5228 (sd_finish_insn): Unmark them.
5229 (sd_add_dep): Reject non-debug deps on debug insns.
5230 (fixup_sched_groups): Give debug insns group treatment.
5232 (sched_analyze_reg): Don't mark debug insns for sched before call.
5233 (sched_analyze_2): Handle debug insns.
5234 (sched_analyze_insn): Compute next non-debug insn. Handle debug
5236 (deps_analyze_insn): Handle debug insns.
5237 (deps_start_bb): Skip debug insns.
5238 (init_deps): Initialize last_debug_insn.
5239 * tree-ssa.c (target_for_debug_bind): New.
5240 (find_released_ssa_name): New.
5241 (propagate_var_def_into_debug_stmts): New.
5242 (propagate_defs_into_debug_stmts): New.
5243 (verify_ssa): Skip debug bind stmts without values.
5244 (warn_uninialized_vars): Skip debug stmts.
5245 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
5246 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
5247 (rtx_equal_p): Likewise.
5248 * ira-costs.c (scan_one_insn): Skip debug insns.
5249 (process_bb_node_for_hard_reg_moves): Likewise.
5250 * rtl.h (DEBUG_INSN_P): New.
5251 (NONDEBUG_INSN_P): New.
5252 (MAY_HAVE_DEBUG_INSNS): New.
5253 (INSN_P): Accept debug insns.
5254 (RTX_FRAME_RELATED_P): Likewise.
5255 (INSN_DELETED_P): Likewise
5256 (PAT_VAR_LOCATION_DECL): New.
5257 (PAT_VAR_LOCATION_LOC): New.
5258 (PAT_VAR_OCATION_STATUS): New.
5259 (NOTE_VAR_LOCATION_DECL): Reimplement.
5260 (NOTE_VAR_LOCATION_LOC): Likewise.
5261 (NOTE_VAR_LOCATION_STATUS): Likewise.
5262 (INSN_VAR_LOCATION): New.
5263 (INSN_VAR_LOCATION_DECL): New.
5264 (INSN_VAR_LOCATION_LOC): New.
5265 (INSN_VAR_LOCATION_STATUS): New.
5266 (gen_rtx_UNKNOWN_VAR_LOC): New.
5267 (VAR_LOC_UNKNOWN_P): New.
5268 (NOTE_DURING_CALL_P): New.
5269 (SCHED_GROUP_P): Accept debug insns.
5270 (emit_debug_insn_before): Declare.
5271 (emit_debug_insn_before_noloc): Declare.
5272 (emit_debug_insn_beore_setloc): Declare.
5273 (emit_debug_insn_after): Declare.
5274 (emit_debug_insn_after_noloc): Declare.
5275 (emit_debug_insn_after_setloc): Declare.
5276 (emit_debug_insn): Declare.
5277 (make_debug_insn_raw): Declare.
5278 (prev_nondebug_insn): Declare.
5279 (next_nondebug_insn): Declare.
5280 (delegitimize_mem_from_attrs): Declare.
5281 (get_max_insn_count): Declare.
5282 (wrap_constant): Declare.
5283 (unwrap_constant): Declare.
5284 (get_curr_insn_source_location): Declare.
5285 (get_curr_insn_block): Declare.
5286 * tree-inline.c (insert_debug_decl_map): New.
5287 (processing_debug_stmt): New.
5288 (remap_decl): Don't create new mappings in debug stmts.
5289 (remap_gimple_op_r): Don't add references in debug stmts.
5290 (copy_tree_body_r): Likewise.
5291 (remap_gimple_stmt): Handle debug bind stmts.
5292 (copy_bb): Skip debug stmts.
5293 (copy_edges_for_bb): Likewise.
5294 (copy_debug_stmt): New.
5295 (copy_debug_stmts): New.
5296 (copy_body): Copy debug stmts at the end.
5297 (insert_init_debug_bind): New.
5298 (insert_init_stmt): Take id. Skip and emit debug stmts.
5299 (setup_one_parameter): Remap variable earlier, register debug mapping.
5300 (estimate_num_insns): Skip debug stmts.
5301 (expand_call_inline): Preserve debug_map.
5302 (optimize_inline_calls): Check for no debug_stmts left-overs.
5303 (unsave_expr_now): Preserve debug_map.
5304 (copy_gimple_seq_and_replace_locals): Likewise.
5305 (tree_function_versioning): Check for no debug_stmts left-overs.
5306 Init and destroy debug_map as needed. Split edges unconditionally.
5307 (build_duplicate_type): Init and destroy debug_map as needed.
5308 * tree-inline.h: Include gimple.h instead of pointer-set.h.
5309 (struct copy_body_data): Add debug_stmts and debug_map.
5310 * sched-int.h (struct ready_list): Add n_debug.
5311 (struct deps): Add last_debug_insn.
5312 (DEBUG_INSN_SCHED_P): New.
5313 (BOUNDARY_DEBUG_INSN_P): New.
5314 (SCHEDULE_DEBUG_INSN_P): New.
5315 (sd_iterator_cond): Accept empty list.
5316 * combine.c (create_log_links): Skip debug insns.
5317 (combine_instructions): Likewise.
5318 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
5319 return value is always unshared.
5320 (struct rtx_subst_pair): New.
5321 (auto_adjust_pair): New.
5322 (propagate_for_debug_subst): New.
5323 (propagate_for_debug): New.
5324 (try_combine): Skip debug insns. Propagate removed defs into
5326 (next_nonnote_nondebug_insn): New.
5327 (distribute_notes): Use it. Skip debug insns.
5328 (distribute_links): Skip debug insns.
5329 * tree-outof-ssa.c (set_location_for_edge): Likewise.
5330 * resource.c (mark_target_live_regs): Likewise.
5331 * var-tracking.c: Include cselib.h and target.h.
5332 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
5334 (micro_operation_type_name): New.
5335 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
5336 (struct micro_operation_def): Update comments.
5337 (decl_or_value): New type. Use instead of decls.
5338 (struct emit_note_data_def): Add vars.
5339 (struct attrs_def): Use decl_or_value.
5340 (struct variable_tracking_info_def): Add permp, flooded.
5341 (struct location_chain_def): Update comment.
5342 (struct variable_part_def): Use decl_or_value.
5343 (struct variable_def): Make var_part a variable length array.
5345 (scratch_regs): New.
5346 (cselib_hook_called): New.
5347 (dv_is_decl_p): New.
5348 (dv_is_value_p): New.
5351 (dv_as_opaque): New.
5352 (dv_onepart_p): New.
5354 (IS_DECL_CODE): New.
5355 (check_value_is_not_decl): New.
5356 (dv_from_decl): New.
5357 (dv_from_value): New.
5358 (dv_htab_hash): New.
5359 (variable_htab_hash): Use it.
5360 (variable_htab_eq): Support values.
5361 (variable_htab_free): Free from the right pool.
5362 (attrs_list_member, attrs_list_insert): Use decl_or_value.
5363 (attrs_list_union): Adjust.
5364 (attrs_list_mpdv_union): New.
5365 (tie_break_pointers): New.
5366 (canon_value_cmp): New.
5367 (unshare_variable): Return possibly-modified slot.
5368 (vars_copy_1): Adjust.
5369 (var_reg_decl_set): Adjust. Split out of...
5370 (var_reg_set): ... this.
5371 (get_init_value): Adjust.
5372 (var_reg_delete_and_set): Adjust.
5373 (var_reg_delete): Adjust.
5374 (var_regno_delete): Adjust.
5375 (var_mem_decl_set): Split out of...
5376 (var_mem_set): ... this.
5377 (var_mem_delete_and_set): Adjust.
5378 (var_mem_delete): Adjust.
5382 (variable_union): Adjust. Speed up merge of 1-part vars.
5383 (variable_canonicalize): Use unshared slot.
5384 (VALUED_RECURSED_INTO): New.
5385 (find_loc_in_1pdv): New.
5386 (struct dfset_merge): New.
5387 (insert_into_intersection): New.
5388 (intersect_loc_chains): New.
5390 (canonicalize_loc_order_check): New.
5391 (canonicalize_values_mark): New.
5392 (canonicalize_values_star): New.
5393 (variable_merge_over_cur): New.
5394 (variable_merge_over_src): New.
5395 (dataflow_set_merge): New.
5396 (dataflow_set_equiv_regs): New.
5397 (remove_duplicate_values): New.
5398 (struct dfset_post_merge): New.
5399 (variable_post_merge_new_vals): New.
5400 (variable_post_merge_perm_vals): New.
5401 (dataflow_post_merge_adjust): New.
5402 (find_mem_expr_in_1pdv): New.
5403 (dataflow_set_preserve_mem_locs): New.
5404 (dataflow_set_remove_mem_locs): New.
5405 (dataflow_set_clear_at_call): New.
5406 (onepart_variable_different_p): New.
5407 (variable_different_p): Use it.
5408 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
5409 (track_expr_p): Add need_rtl parameter. Don't generate rtl
5411 (track_loc_p): Pass it true.
5412 (struct count_use_info): New.
5413 (find_use_val): New.
5414 (replace_expr_with_values): New.
5416 (use_type): New, partially split out of...
5417 (count_uses): ... this. Count new micro-ops.
5418 (count_uses_1): Adjust.
5419 (count_stores): Adjust.
5420 (count_with_sets): New.
5421 (VAL_NEEDS_RESOLUTION): New.
5422 (VAL_HOLDS_TRACK_EXPR): New.
5423 (VAL_EXPR_IS_COPIED): New.
5424 (VAL_EXPR_IS_CLOBBERED): New.
5425 (add_uses): Adjust. Generate new micro-ops.
5426 (add_uses_1): Adjust.
5427 (add_stores): Generate new micro-ops.
5428 (add_with_sets): New.
5429 (find_src_status): Adjust.
5430 (find_src_set_src): Adjust.
5431 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
5432 Handle new micro-ops. Canonicalize value equivalances.
5433 (vt_find_locations): Compute total size of hash tables for
5434 dumping. Perform merge for var-tracking-assignments. Don't
5435 disregard single-block loops.
5436 (dump_attrs_list): Handle decl_or_value.
5437 (dump_variable): Take variable. Deal with decl_or_value.
5438 (dump_variable_slot): New.
5439 (dump_vars): Use it.
5440 (dump_dataflow_sets): Adjust.
5441 (set_slot_part): New, extended to support one-part variables
5442 after splitting out of...
5443 (set_variable_part): ... this.
5444 (clobber_slot_part): New, split out of...
5445 (clobber_variable_part): ... this.
5446 (delete_slot_part): New, split out of...
5447 (delete_variable_part): .... this.
5448 (check_wrap_constant): New.
5449 (vt_expand_loc_callback): New.
5450 (vt_expand_loc): New.
5451 (emit_note_insn_var_location): Adjust. Handle values. Handle
5452 EMIT_NOTE_AFTER_CALL_INSN.
5453 (emit_notes_for_differences_1): Adjust. Handle values.
5454 (emit_notes_for_differences_2): Likewise.
5455 (emit_notes_for_differences): Adjust.
5456 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
5457 Adjust. Handle new micro-ops.
5458 (vt_add_function_parameters): Adjust. Create and bind values.
5459 (vt_initialize): Adjust. Initialize scratch_regs and
5460 valvar_pool, flooded and perm.. Initialize and use cselib. Log
5461 operations. Move some code to count_with_sets and add_with_sets.
5462 (delete_debug_insns): New.
5463 (vt_debug_insns_local): New.
5464 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
5466 (var_tracking_main): If var-tracking-assignments is enabled
5467 but var-tracking isn't, delete debug insns and leave. Likewise
5468 if we exceed limits or fail the stack adjustments tests, and
5469 after all var-tracking processing.
5470 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
5471 (dataflow_set): Add traversed_vars.
5472 (value_chain, const_value_chain): New typedefs.
5473 (value_chain_pool, value_chains): New variables.
5474 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
5475 add_value_chains, add_cselib_value_chains, remove_value_chain,
5476 remove_value_chains, remove_cselib_value_chains): New functions.
5477 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
5478 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
5480 (shared_hash_find_slot_unshare, shared_hash_find_slot,
5481 shared_hash_find_slot_noinsert, shared_hash_find): Update.
5482 (dst_can_be_shared): New variable.
5483 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
5484 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
5485 different from set->vars, look up slot again instead of using the
5487 (dataflow_set_init): Initialize traversed_vars.
5488 (variable_union): Use shared_hash_*. Use initially NO_INSERT
5489 lookup if set->vars is shared. Don't keep slot cleared before
5490 calling unshare_variable. Unshare set->vars if needed. Adjust
5491 unshare_variable callers. Clear dst_can_be_shared if needed.
5492 Even ->refcount == 1 vars must be unshared if set->vars is shared
5493 and var needs to be modified.
5494 (dataflow_set_union): Set traversed_vars during canonicalization.
5495 (VALUE_CHANGED, DECL_CHANGED): Define.
5496 (set_dv_changed, dv_changed_p): New static inlines.
5497 (track_expr_p): Clear DECL_CHANGED.
5498 (dump_dataflow_sets): Set it.
5499 (variable_was_changed): Call set_dv_changed.
5500 (emit_note_insn_var_location): Likewise.
5501 (changed_variables_stack): New variable.
5502 (check_changed_vars_1, check_changed_vars_2): New functions.
5503 (emit_notes_for_changes): Do nothing if changed_variables is
5504 empty. Traverse changed_variables with check_changed_vars_1,
5505 call check_changed_vars_2 on each changed_variables_stack entry.
5506 (emit_notes_in_bb): Add SET argument. Just clear it at the
5507 beginning, use it instead of local &set, don't destroy it at the end.
5508 (vt_emit_notes): Call dataflow_set_clear early on all
5509 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
5510 computed set, dataflow_set_clear also VTI(bb)->in when we are
5511 done with the basic block. Initialize changed_variables_stack,
5512 free it afterwards. If ENABLE_CHECKING verify that after noting
5513 differences to an empty set value_chains hash table is empty.
5514 (vt_initialize): Initialize value_chains and value_chain_pool.
5515 (vt_finalize): Delete value_chains htab, free value_chain_pool.
5516 (variable_tracking_main): Call dump_dataflow_sets before calling
5517 vt_emit_notes, not after it.
5518 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
5519 (propagate_var_def_into_debug_stmts): Declare.
5520 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
5521 (df_set_note): Reject debug insns.
5522 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
5523 add notes to debug insns.
5524 (df_note_bb_compute): Adjust. Likewise.
5525 (df_simulate_uses): Skip debug insns.
5526 (df_simulate_initialize_backwards): Likewise.
5527 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
5528 (subst_stack_regs_pat): Reject debug insns.
5529 (convert_regs_1): Handle debug insns.
5530 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
5531 (print-rtl.o): Depend on cselib.h.
5532 (cselib.o): Depend on TREE_PASS_H.
5533 (var-tracking.o): Depend on cselib.h and TARGET_H.
5534 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
5535 (init_ready_list): Skip boundary debug insns.
5536 (add_branch_dependences): Skip debug insns.
5537 (free_block_dependencies): Check for blocks with only debug insns.
5538 (compute_priorities): Likewise.
5539 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
5540 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
5542 (gimple_build_debug_bind_stat): New.
5543 (empty_body_p): Skip debug stmts.
5544 (gimple_has_side_effects): Likewise.
5545 (gimple_rhs_has_side_effects): Likewise.
5546 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
5547 (gimple_build_debug_bind_stat): Declare.
5548 (gimple_build_debug_bind): Define.
5549 (is_gimple_debug): New.
5550 (gimple_debug_bind_p): New.
5551 (gimple_debug_bind_get_var): New.
5552 (gimple_debug_bind_get_value): New.
5553 (gimple_debug_bind_get_value_ptr): New.
5554 (gimple_debug_bind_set_var): New.
5555 (gimple_debug_bind_set_value): New.
5556 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
5557 (gimple_debug_bind_reset_value): New.
5558 (gimple_debug_bind_has_value_p): New.
5559 (gsi_next_nondebug): New.
5560 (gsi_prev_nondebug): New.
5561 (gsi_start_nondebug_bb): New.
5562 (gsi_last_nondebug_bb): New.
5563 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
5564 (print_insn): Handle DEBUG_INSN.
5565 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
5566 of first insn prevail.
5567 (first_stmt): Skip debug stmts.
5568 (first_non_label_stmt): Likewise.
5569 (last_stmt): Likewise.
5570 (has_zero_uses_1): New.
5571 (single_imm_use_1): New.
5572 (verify_gimple_debug): New.
5573 (verify_types_in_gimple_stmt): Handle debug stmts.
5574 (verify_stmt): Likewise.
5575 (debug_loop_num): Skip debug stmts.
5576 (remove_edge_and_dominated_blocks): Remove dominators last.
5577 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
5578 (linearize_expr): Likewise.
5579 * config/i386/i386.c (ix86_delegitimize_address): Call
5580 default implementation.
5581 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
5582 (group_barrier_needed): Skip debug insns.
5583 (emit_insn_group_barriers): Likewise.
5584 (emit_all_insn_group_barriers): Likewise.
5585 (ia64_variable_issue): Handle debug insns.
5586 (ia64_dfa_new_cycle): Likewise.
5587 (final_emit_insn_group_barriers): Skip debug insns.
5588 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
5589 def cfa without frame.
5590 (process_set): Likewise.
5591 (process_for_unwind_directive): Pass frame on.
5592 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
5593 (rs6000_delegitimize_address): New.
5594 (rs6000_debug_adjust_cost): Handle debug insns.
5595 (is_microcoded_insn): Likewise.
5596 (is_cracked_insn): Likewise.
5597 (is_nonpipeline_insn): Likewise.
5598 (insn_must_be_first_in_group): Likewise.
5599 (insn_must_be_last_in_group): Likewise.
5600 (force_new_group): Likewise.
5601 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
5602 contains only debug insns.
5603 (rtl_merge_blocks): Skip debug insns.
5604 (purge_dead_edges): Likewise.
5605 (rtl_block_ends_with_call_p): Skip debug insns.
5606 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
5607 (mark_reg_dependencies): Skip debug insns.
5608 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
5609 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
5610 * tree-ssa-threadedge.c
5611 (record_temporary_equivalences_from_stmts): Skip debug stmts.
5612 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
5613 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
5614 (copyprop_hardreg_forward_1): Handle debug insns.
5615 * reload1.c (reload): Skip debug insns. Replace unassigned
5616 pseudos in debug insns with their equivalences.
5617 (eliminate_regs_in_insn): Skip debug insns.
5618 (emit_input_reload_insns): Skip debug insns at first, adjust
5620 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
5621 (get_indirect_ref_operands): Pass opf_no_vops on.
5622 (get_expr_operands): Likewise. Skip debug stmts.
5623 (parse_ssa_operands): Scan debug insns with opf_no_vops.
5625 2009-09-01 Richard Henderson <rth@redhat.com>
5627 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
5628 stmt_ends_pp_p statements at least once.
5629 * tree-vrp.c (vrp_initialize): Likewise.
5630 (vrp_visit_stmt): Be prepared for non-interesting stmts.
5632 2009-09-01 Dodji Seketeli <dodji@redhat.com>
5635 Fix AIX bootstrap after PR debug/30161
5636 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
5637 that is a GNU extension.
5638 (tmpl_value_parm_die_table): Move the definition of this global
5639 outside #ifdef DWARF2_DEBUGGING_INFO region.
5641 2009-09-01 Richard Guenther <rguenther@suse.de>
5643 * tree.c (tree_expr_size): New function.
5644 * tree.h (tree_expr_size): Declare.
5645 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
5646 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
5647 * langhooks.c (lhd_expr_size): Remove.
5648 * langhooks.h (struct lang_hooks): Remove expr_size.
5649 * explow.c (expr_size): Use tree_expr_size.
5650 (int_expr_size): Likewise.
5651 * langhooks-def.h (lhd_expr_size): Remove.
5652 (LANG_HOOKS_EXPR_SIZE): Likewise.
5653 (LANG_HOOKS_INITIALIZER): Adjust.
5655 2009-09-01 Richard Guenther <rguenther@suse.de>
5657 * tree-flow.h (mark_addressable): Move declaration ...
5658 * tree.h (mark_addressable): ... here.
5659 * stmt.c (expand_asm_operands): Use mark_addressable, not
5660 lang_hooks.mark_addressable.
5661 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
5662 LANG_HOOKS_MARK_ADDRESSABLE.
5663 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
5664 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
5666 2009-08-31 Chris Demetriou <cgd@google.com>
5668 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
5669 vectorize if not TARGET_SSE2.
5671 2009-08-31 DJ Delorie <dj@redhat.com>
5673 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
5674 registers if no coprocessor is enabled.
5676 2009-08-31 Dodji Seketeli <dodji@redhat.com>
5679 * cgraph.h (cgraph_get_node): Declare ...
5680 * cgraph.c (cgraph_get_node): ... new function.
5681 * dwarf2out.c (gen_generic_params_dies,
5682 generic_parameter_die, tree_add_const_value_attribute_for_decl,
5683 make_ith_pack_parameter_name,
5684 append_entry_to_tmpl_value_parm_die_table,
5685 gen_remaining_tmpl_value_param_die_attribute): New functions.
5686 (gen_subprogram_die): Generate debug info for template parameters
5687 if debug info level is higher than DINFO_LEVEL_TERSE.
5688 Use tree_add_const_value_attribute_for_decl instead of
5689 tree_add_const_value_attribute.
5690 (gen_const_die): Use tree_add_const_value_attribute_for_decl
5691 instead of tree_add_const_value_attribute.
5692 (gen_struct_or_union_type_die): Generate debug
5693 info for template parameters if debug info level is higher than
5695 (tree_add_const_value_attribute): Handle integral and pointer
5696 constants. Update comment.
5697 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
5698 (dwarf_attr_name): Support DW_AT_GNU_template_name.
5699 (reference_to_unused): Fix thinko. Remove redundant predicates from
5701 (tree_add_const_value_attribute): Make this work for constant
5703 tree_add_const_value_attribute_for_decl is to be used for variable
5705 (add_location_or_const_value_attribute): Use
5706 tree_add_const_value_attribute_for_decl now.
5707 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
5708 DW_TAG_template_value_param DIEs after function DIEs have been
5710 * langhooks.h (lang_hooks_for_types): Add
5711 get_argument_pack_elems.
5712 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
5713 (lang_hooks): Added get_innermost_generic_parms,
5714 get_innermost_generic_args.
5715 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
5716 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
5717 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
5718 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
5720 2009-08-31 DJ Delorie <dj@redhat.com>
5722 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
5723 it once we start generating the prologue or epilogue.
5724 (mep_call_saves_register): If the frame is locked, re-use
5726 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
5727 (mep_expand_prologue): Call it.
5728 (mep_expand_epilogue): Likewise.
5729 (mep_start_function): Use the same logic as mep_expand_prologue.
5730 (mep_pass_by_reference): Make logic more readable.
5731 (mep_return_in_memory): Zero-sized objects are passed in memory.
5732 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
5734 2009-08-31 Richard Guenther <rguenther@suse.de>
5736 * builtins.c (fold_builtin_memory_op): Use the alias oracle
5737 to query if the memory regions for memmove overlap.
5738 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
5739 asserts on pointers, instead deal with odd trees.
5740 (ptr_derefs_may_alias_p): Likewise.
5741 (refs_may_alias_p_1): Constructor bases also never alias.
5743 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
5745 * doc/install.texi (Final install): Adjust reference on where to
5746 order printed manuals.
5748 2009-08-30 Olivier Hainque <hainque@adacore.com>
5750 * dwarf2out.c (switch_to_frame_table_section): Move
5751 definition prior to first use.
5753 2009-08-30 Richard Guenther <rguenther@suse.de>
5755 PR tree-optimization/41186
5756 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
5757 (ao_ref_init_from_ptr_and_size): New function.
5758 (ref_maybe_used_by_call_p_1): Be more precise tracking
5759 used ranges for builtin functions.
5760 (ref_maybe_used_by_call_p): Adjust.
5761 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
5762 ranges for builtin functions.
5763 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
5765 2009-08-30 Alan Modra <amodra@bigpond.net.au>
5768 * fwprop.c (get_reg_use_in): Delete.
5769 (free_load_extend): New function.
5770 (forward_propagate_subreg): Use it.
5772 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
5774 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
5776 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
5779 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
5782 2009-08-29 Douglas B Rupp <rupp@gnat.com>
5784 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
5785 fini or fini_array section.
5787 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5789 * graphite-dependences.c (graphite_legal_transform_bb): Call
5790 pbb_remove_duplicate_pdrs.
5791 * graphite-poly.c (can_collapse_pdr): Removed.
5792 (pdr_find_duplicate): Removed.
5793 (can_collapse_pdrs): New.
5794 (pbb_remove_duplicate_pdrs): New.
5795 (new_poly_dr): Do not look for duplicates.
5796 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
5797 (PBB_PDR_DUPLICATES_REMOVED): New.
5798 (pbb_remove_duplicate_pdrs): Declared.
5800 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5802 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
5803 the strides by multiplying by PDR_NB_REFS.
5804 * graphite-poly.c (can_collapse_pdr): New.
5805 (pdr_find_duplicate): New.
5806 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
5807 Initialize PDR_NB_REFS.
5808 * graphite-poly.h (struct poly_dr): Add field nb_refs.
5810 (new_poly_dr): Number of subscripts is a graphite_dim_t.
5812 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5815 * graphite-poly.c (apply_poly_transforms): Remove legality test before
5818 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5820 * graphite-dependences.c (pddr_original_scattering): Return NULL
5821 for read-read dependence relations.
5822 * graphite-poly.h (enum poly_dr_type): Fix comment.
5825 (pdr_may_write_p): New.
5827 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5829 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
5830 (struct poly_dr): Same.
5831 (new_poly_dr): Same.
5832 * graphite-poly.c (new_poly_dr): Same.
5833 * graphite-dependences.c (dot_deps): Disable call to system.
5835 2009-08-28 Cary Coutant <ccoutant@google.com>
5838 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
5839 struct/union/enum types local to a function.
5841 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
5842 Sebastian Pop <sebastian.pop@amd.com>
5844 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
5845 pbb_strip_mine_time_depth. Changed the implementation so that
5846 transformation is expressed as a transformation on
5847 time (scatttering) dimensions. Also, ensures that the 2d+1
5848 scheduling format is preserved.
5849 (pbb_strip_mine_profitable_p): Profitability is based on the
5850 iteration number of a given time (scattering) dimension,
5851 and not on a original loop depth dimension.
5852 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
5853 (pbb_do_strip_mine): Call psct_dynamic_dim.
5854 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
5855 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
5856 (pbb_nb_dynamic_scattering_transform): New.
5857 (psct_dynamic_dim): New.
5859 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
5861 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
5862 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
5863 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
5864 * graphite-interchange.c (build_linearized_memory_access): Same.
5865 (memory_stride_in_loop): Same.
5867 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5869 * graphite-dependences.c (pddr_original_scattering): New.
5870 (graphite_legal_transform_dr): Call pddr_original_scattering.
5873 * graphite-dependences.h (dot_deps): Declared.
5874 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
5875 (print_pdr): Print PDR_ID.
5876 * graphite-poly.h (struct poly_dr): Add field id.
5879 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
5881 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5883 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
5884 not delete the original dependence relation.
5886 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5888 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
5889 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
5890 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
5891 (free_poly_ddr): New.
5892 (pddr_is_empty): New.
5893 (dependence_polyhedron_1): Now returns a poly_ddr_p.
5894 (dependence_polyhedron): Same. Remove useless gcc_assert.
5896 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
5897 (graphite_carried_dependence_level_k): Call pddr_is_empty.
5898 * graphite-dependences.h (enum poly_dependence_kind): New.
5899 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
5900 (PDRP_SOURCE): Renamed PDDR_SOURCE.
5901 (PDRP_SINK): Renamed PDDR_SINK.
5902 (PDRP_DDP): Renamed PDDR_DDP.
5904 (free_poly_ddr): Declared.
5905 * graphite-poly.c (new_scop): Use the new hash function names.
5906 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
5907 into original_pddrs.
5908 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
5910 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5912 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
5913 bounds with LT_EXPR to make niter analysis more precise on code
5914 generated by Graphite.
5916 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5918 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
5919 (graphite_legal_transform_bb): Same.
5920 (poly_drs_may_alias_p): Same.
5922 2009-08-28 Richard Guenther <rguenther@suse.de>
5924 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
5926 2009-08-28 Jan Beulich <jbeulich@novell.com>
5928 * config/i386/netware.c: Include langhooks.h.
5929 (i386_nlm_encode_section_info): Simplify.
5930 (netware_override_options): Delete.
5931 * config/i386/netware.h (netware_override_options): Delete
5933 (OVERRIDE_OPTIONS): Delete definition.
5934 (SUBTARGET_OVERRIDE_OPTIONS): Define.
5935 (ASM_COMMENT_START): Define.
5936 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
5938 2009-08-28 Jan Beulich <jbeulich@novell.com>
5940 * configure.ac: For in-tree ld, do a plain version check to
5941 determine whether comdat groups are supported.
5942 * configure: Regenerate.
5944 2009-08-28 Olivier Hainque <hainque@adacore.com>
5946 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
5947 always defined. Reflect definition or absence of such for
5948 COLLECT_EXPORT_LIST. Readability helper.
5949 (scanfilter): New enum, to help control what symbols
5950 are to be considered or ignored by scan_prog_file.
5951 (enum pass): Rename as "scanpass", moved together with scanfilter
5952 prior to scan_prog_file's prototype.
5953 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
5954 Group prototype with the scanpass/scanfilter definitions, factorize
5955 head comments for the several implementations at the prototype.
5956 (main): Reorganize the first pass link control to let AIX
5957 drag only the needed frame tables in executables. Prevent
5958 frame tables collection during the scan aimed at static ctors.
5959 Pre-link and scan for frame tables later to compensate.
5960 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
5961 A C statement to issue assembly directives that create a reference
5962 to the given DWARF table identifier label from the current function
5964 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
5965 to differentiate first time section entry. Only emit a .data
5966 tables start identifier label the first time around.
5967 (switch_to_frame_table_section): New function. Helper for
5968 output_call_frame_info to switch possibly BACK into the eh_frame
5969 or the debug_frame section depending on FOR_EH.
5970 (output_call_frame_info): Use helper to first enter the proper
5972 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
5973 emit a link to the frame table start label from each function
5975 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
5976 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
5977 * config/rs6000/rs6000-protos.h: Declare it.
5978 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
5980 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
5982 * config/sh/sh.c (split_branches): Check the result of
5985 2009-08-27 Steve Ellcey <sje@cup.hp.com>
5987 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
5988 using -pthread -fopenmp
5990 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
5992 * doc/service.texi (service directory): Update URL.
5994 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
5996 PR rtl-optimization/40861
5997 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
5998 extract word from a multi-word subreg for negative byte positions.
6000 2009-08-27 Tristan Gingold <gingold@adacore.com>
6001 Douglas B Rupp <rupp@gnat.com>
6003 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
6004 (SECTION_VMS_OVERLAY): Define.
6005 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
6007 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
6009 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
6010 common_object declarations.
6011 (ia64_section_type_flags): Set section flag for common_object.
6012 * config/ia64/ia64-protos.h
6013 (ia64_vms_output_aligned_decl_common): Declare.
6014 (ia64_vms_elf_asm_named_section): Declare.
6016 2009-08-27 Michael Matz <matz@suse.de>
6018 * expr.c (expand_expr_real_2): New function taking exploded
6019 unary or binary expression, split out from ...
6020 (expand_expr_real_1): ... here. Move over all unary/binary
6021 switch parts to above function, in particular these codes:
6022 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
6023 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
6024 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
6025 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
6026 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
6027 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
6028 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
6029 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
6030 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
6031 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
6032 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
6033 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
6034 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
6035 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
6036 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
6037 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
6038 VEC_PACK_FIX_TRUNC_EXPR.
6039 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
6042 2009-08-27 Richard Guenther <rguenther@suse.de>
6044 * gengtype.c (main): Handle uint64_t.
6045 * ipa-utils.c (get_base_var): Indent properly.
6046 * tree-ssa-live.c (debug_scope_block): New function.
6047 * tree-flow.h (debug_scope_block): Declare.
6048 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
6049 * basic-block.h (enum profile_status): Rename to
6050 enum profile_status_d.
6051 (x_profile_status): Adjust type.
6053 2009-08-27 Dodji Seketeli <dodji@redhat.com>
6056 * dwarf2out.c (get_context_die): Declare this static function.
6057 (gen_type_die_with_usage): Make sure a DIE is a generated for
6058 the context of a typedef.
6060 2009-08-26 Anatoly Sokolov <aesok@post.ru>
6062 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
6065 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
6067 * config/mips/mips-protos.h (mips_output_sync): Declare.
6068 (mips_sync_loop_insns): Likewise.
6069 (mips_output_sync_loop): Replace first two parameters with an rtx.
6070 * config/mips/mips.c (mips_multi_member): New structure.
6071 (mips_multi_members): New variable.
6072 (mips_multi_start): New function.
6073 (mips_multi_add): Likewise.
6074 (mips_multi_add_insn): Likewise.
6075 (mips_multi_add_label): Likewise.
6076 (mips_multi_last_index): Likewise.
6077 (mips_multi_copy_insn): Likewise.
6078 (mips_multi_set_operand): Likewise.
6079 (mips_multi_write): Likewise.
6080 (mips_print_operand_punctuation): Remove '%|' and '%-'.
6081 (mips_init_print_operand_punct): Update accordingly.
6082 (mips_start_ll_sc_sync_block): New function.
6083 (mips_end_ll_sc_sync_block): Likewise.
6084 (mips_output_sync): Likewise.
6085 (mips_sync_insn1_template): Likewise.
6086 (mips_sync_insn2_template): Likewise.
6087 (mips_get_sync_operand): Likewise.
6088 (mips_process_sync_loop): Likewise.
6089 (mips_output_sync_loop): Use mips_process_sync_loop.
6090 (mips_sync_loop_insns): New function.
6091 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
6092 (MIPS_COMPARE_AND_SWAP_12): Likewise.
6093 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
6094 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
6095 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
6096 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
6097 (MIPS_SYNC_OLD_OP_12): Likewise.
6098 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
6099 (MIPS_SYNC_NEW_OP_12): Likewise.
6100 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
6101 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
6102 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
6103 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
6104 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
6105 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
6106 * config/mips/mips.md (sync_mem): New attribute.
6107 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
6108 (sync_exclusive_mask, sync_required_oldval): Likewise.
6109 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
6110 (sync_release_barrier): Likewise.
6111 (length): Handle sync loops.
6112 (sync): Use mips_output_sync.
6113 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
6114 (sync_compare_and_swap<mode>): Set the new sync_* attributes
6115 and use mips_output_sync_loop.
6116 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
6117 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
6118 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
6119 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
6120 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
6121 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
6122 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
6123 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
6124 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
6126 2009-08-26 Richard Guenther <rguenther@suse.de>
6129 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
6130 the types to not match.
6131 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
6133 * tree-ssa.c (useless_type_conversion_p): Conversions to
6134 pointers to unprototyped functions are useless.
6136 2009-08-26 Richard Guenther <rguenther@suse.de>
6138 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
6139 whole-program condition, prepare to be called for non-globals.
6140 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
6141 params build a representative with known type and track its fields.
6143 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
6145 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
6146 clearing by a taken branch.
6147 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
6148 effectively after bbro pass.
6149 (sync_nand<mode>): Ditto.
6150 (sync_old_<fetchop_name><mode>): Ditto.
6151 (sync_old_nand<mode>): Ditto.
6152 (sync_new_<fetchop_name><mode>): Dito.
6153 (sync_new_nand<mode>): Ditto.
6154 (sync_compare_and_swap<mode>_1): Ditto.
6155 (*sync_compare_and_swap<mode>): Ditto.
6156 (sync_lock_test_and_set<mode>_1): Ditto.
6157 ("sync_lock_test_and_set<mode>): Ditto.
6159 2009-08-25 Douglas B Rupp <rupp@gnat.com>
6161 * hwint.h (HOST_LONG_FORMAT): New macro
6162 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
6163 Use HOST_PTR_PRINTF.
6164 * system.h (HOST_PTR_PRINTF): Resurrect old macro
6165 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
6166 (HOST_PTR_PRINTF): Document.
6168 2009-08-25 Jan Hubicka <jh@suse.cz>
6170 * config/i386/bmmintrin.h: Replace by #error.
6173 Michael Meissner <michael.meissner@amd.com>
6174 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6175 Tony Linthicum <tony.linthicum@amd.com>
6177 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
6178 (TARGET_ROUND): New macro for the round/ptest instructions which
6179 are shared between SSE4.1 and SSE5.
6180 (OPTION_MASK_ISA_ROUND): Ditto.
6181 (OPTION_ISA_ROUND): Ditto.
6182 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
6183 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
6185 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
6186 (-mfused-madd): New switch to give users control over whether the
6187 compiler optimizes to use the multiply/add SSE5 instructions.
6189 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
6190 (ix86_handle_option): Turn off 3dnow if -msse5.
6191 (override_options): Add SSE5 support.
6192 (print_operand): %Y prints comparison codes for SSE5 com/pcom
6194 (ix86_expand_sse_movcc): Add SSE5 support.
6195 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
6196 vector type to the next largest size.
6197 (ix86_expand_sse5_pack): New function to use pperm to pack a
6198 vector type to the next smallest size.
6199 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
6200 (IX86_BUILTIN_FMADDSD): Ditto.
6201 (IX86_BUILTIN_FMADDPS): Ditto.
6202 (IX86_BUILTIN_FMADDPD): Ditto.
6203 (IX86_BUILTIN_FMSUBSS): Ditto.
6204 (IX86_BUILTIN_FMSUBSD): Ditto.
6205 (IX86_BUILTIN_FMSUBPS): Ditto.
6206 (IX86_BUILTIN_FMSUBPD): Ditto.
6207 (IX86_BUILTIN_FNMADDSS): Ditto.
6208 (IX86_BUILTIN_FNMADDSD): Ditto.
6209 (IX86_BUILTIN_FNMADDPS): Ditto.
6210 (IX86_BUILTIN_FNMADDPD): Ditto.
6211 (IX86_BUILTIN_FNMSUBSS): Ditto.
6212 (IX86_BUILTIN_FNMSUBSD): Ditto.
6213 (IX86_BUILTIN_FNMSUBPS): Ditto.
6214 (IX86_BUILTIN_FNMSUBPD): Ditto.
6215 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
6216 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
6217 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
6218 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
6219 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
6220 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
6221 (IX86_BUILTIN_PPERM): Ditto.
6222 (IX86_BUILTIN_PERMPS): Ditto.
6223 (IX86_BUILTIN_PERMPD): Ditto.
6224 (IX86_BUILTIN_PMACSSWW): Ditto.
6225 (IX86_BUILTIN_PMACSWW): Ditto.
6226 (IX86_BUILTIN_PMACSSWD): Ditto.
6227 (IX86_BUILTIN_PMACSWD): Ditto.
6228 (IX86_BUILTIN_PMACSSDD): Ditto.
6229 (IX86_BUILTIN_PMACSDD): Ditto.
6230 (IX86_BUILTIN_PMACSSDQL): Ditto.
6231 (IX86_BUILTIN_PMACSSDQH): Ditto.
6232 (IX86_BUILTIN_PMACSDQL): Ditto.
6233 (IX86_BUILTIN_PMACSDQH): Ditto.
6234 (IX86_BUILTIN_PMADCSSWD): Ditto.
6235 (IX86_BUILTIN_PMADCSWD): Ditto.
6236 (IX86_BUILTIN_PHADDBW): Ditto.
6237 (IX86_BUILTIN_PHADDBD): Ditto.
6238 (IX86_BUILTIN_PHADDBQ): Ditto.
6239 (IX86_BUILTIN_PHADDWD): Ditto.
6240 (IX86_BUILTIN_PHADDWQ): Ditto.
6241 (IX86_BUILTIN_PHADDDQ): Ditto.
6242 (IX86_BUILTIN_PHADDUBW): Ditto.
6243 (IX86_BUILTIN_PHADDUBD): Ditto.
6244 (IX86_BUILTIN_PHADDUBQ): Ditto.
6245 (IX86_BUILTIN_PHADDUWD): Ditto.
6246 (IX86_BUILTIN_PHADDUWQ): Ditto.
6247 (IX86_BUILTIN_PHADDUDQ): Ditto.
6248 (IX86_BUILTIN_PHSUBBW): Ditto.
6249 (IX86_BUILTIN_PHSUBWD): Ditto.
6250 (IX86_BUILTIN_PHSUBDQ): Ditto.
6251 (IX86_BUILTIN_PROTB): Ditto.
6252 (IX86_BUILTIN_PROTW): Ditto.
6253 (IX86_BUILTIN_PROTD): Ditto.
6254 (IX86_BUILTIN_PROTQ): Ditto.
6255 (IX86_BUILTIN_PROTB_IMM): Ditto.
6256 (IX86_BUILTIN_PROTW_IMM): Ditto.
6257 (IX86_BUILTIN_PROTD_IMM): Ditto.
6258 (IX86_BUILTIN_PROTQ_IMM): Ditto.
6259 (IX86_BUILTIN_PSHLB): Ditto.
6260 (IX86_BUILTIN_PSHLW): Ditto.
6261 (IX86_BUILTIN_PSHLD): Ditto.
6262 (IX86_BUILTIN_PSHLQ): Ditto.
6263 (IX86_BUILTIN_PSHAB): Ditto.
6264 (IX86_BUILTIN_PSHAW): Ditto.
6265 (IX86_BUILTIN_PSHAD): Ditto.
6266 (IX86_BUILTIN_PSHAQ): Ditto.
6267 (IX86_BUILTIN_FRCZSS): Ditto.
6268 (IX86_BUILTIN_FRCZSD): Ditto.
6269 (IX86_BUILTIN_FRCZPS): Ditto.
6270 (IX86_BUILTIN_FRCZPD): Ditto.
6271 (IX86_BUILTIN_CVTPH2PS): Ditto.
6272 (IX86_BUILTIN_CVTPS2PH): Ditto.
6273 (IX86_BUILTIN_COMEQSS): Ditto.
6274 (IX86_BUILTIN_COMNESS): Ditto.
6275 (IX86_BUILTIN_COMLTSS): Ditto.
6276 (IX86_BUILTIN_COMLESS): Ditto.
6277 (IX86_BUILTIN_COMGTSS): Ditto.
6278 (IX86_BUILTIN_COMGESS): Ditto.
6279 (IX86_BUILTIN_COMUEQSS): Ditto.
6280 (IX86_BUILTIN_COMUNESS): Ditto.
6281 (IX86_BUILTIN_COMULTSS): Ditto.
6282 (IX86_BUILTIN_COMULESS): Ditto.
6283 (IX86_BUILTIN_COMUGTSS): Ditto.
6284 (IX86_BUILTIN_COMUGESS): Ditto.
6285 (IX86_BUILTIN_COMORDSS): Ditto.
6286 (IX86_BUILTIN_COMUNORDSS): Ditto.
6287 (IX86_BUILTIN_COMFALSESS): Ditto.
6288 (IX86_BUILTIN_COMTRUESS): Ditto.
6289 (IX86_BUILTIN_COMEQSD): Ditto.
6290 (IX86_BUILTIN_COMNESD): Ditto.
6291 (IX86_BUILTIN_COMLTSD): Ditto.
6292 (IX86_BUILTIN_COMLESD): Ditto.
6293 (IX86_BUILTIN_COMGTSD): Ditto.
6294 (IX86_BUILTIN_COMGESD): Ditto.
6295 (IX86_BUILTIN_COMUEQSD): Ditto.
6296 (IX86_BUILTIN_COMUNESD): Ditto.
6297 (IX86_BUILTIN_COMULTSD): Ditto.
6298 (IX86_BUILTIN_COMULESD): Ditto.
6299 (IX86_BUILTIN_COMUGTSD): Ditto.
6300 (IX86_BUILTIN_COMUGESD): Ditto.
6301 (IX86_BUILTIN_COMORDSD): Ditto.
6302 (IX86_BUILTIN_COMUNORDSD): Ditto.
6303 (IX86_BUILTIN_COMFALSESD): Ditto.
6304 (IX86_BUILTIN_COMTRUESD): Ditto.
6305 (IX86_BUILTIN_COMEQPS): Ditto.
6306 (IX86_BUILTIN_COMNEPS): Ditto.
6307 (IX86_BUILTIN_COMLTPS): Ditto.
6308 (IX86_BUILTIN_COMLEPS): Ditto.
6309 (IX86_BUILTIN_COMGTPS): Ditto.
6310 (IX86_BUILTIN_COMGEPS): Ditto.
6311 (IX86_BUILTIN_COMUEQPS): Ditto.
6312 (IX86_BUILTIN_COMUNEPS): Ditto.
6313 (IX86_BUILTIN_COMULTPS): Ditto.
6314 (IX86_BUILTIN_COMULEPS): Ditto.
6315 (IX86_BUILTIN_COMUGTPS): Ditto.
6316 (IX86_BUILTIN_COMUGEPS): Ditto.
6317 (IX86_BUILTIN_COMORDPS): Ditto.
6318 (IX86_BUILTIN_COMUNORDPS): Ditto.
6319 (IX86_BUILTIN_COMFALSEPS): Ditto.
6320 (IX86_BUILTIN_COMTRUEPS): Ditto.
6321 (IX86_BUILTIN_COMEQPD): Ditto.
6322 (IX86_BUILTIN_COMNEPD): Ditto.
6323 (IX86_BUILTIN_COMLTPD): Ditto.
6324 (IX86_BUILTIN_COMLEPD): Ditto.
6325 (IX86_BUILTIN_COMGTPD): Ditto.
6326 (IX86_BUILTIN_COMGEPD): Ditto.
6327 (IX86_BUILTIN_COMUEQPD): Ditto.
6328 (IX86_BUILTIN_COMUNEPD): Ditto.
6329 (IX86_BUILTIN_COMULTPD): Ditto.
6330 (IX86_BUILTIN_COMULEPD): Ditto.
6331 (IX86_BUILTIN_COMUGTPD): Ditto.
6332 (IX86_BUILTIN_COMUGEPD): Ditto.
6333 (IX86_BUILTIN_COMORDPD): Ditto.
6334 (IX86_BUILTIN_COMUNORDPD): Ditto.
6335 (IX86_BUILTIN_COMFALSEPD): Ditto.
6336 (IX86_BUILTIN_COMTRUEPD): Ditto.
6337 (IX86_BUILTIN_PCOMEQUB): Ditto.
6338 (IX86_BUILTIN_PCOMNEUB): Ditto.
6339 (IX86_BUILTIN_PCOMLTUB): Ditto.
6340 (IX86_BUILTIN_PCOMLEUB): Ditto.
6341 (IX86_BUILTIN_PCOMGTUB): Ditto.
6342 (IX86_BUILTIN_PCOMGEUB): Ditto.
6343 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
6344 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
6345 (IX86_BUILTIN_PCOMEQUW): Ditto.
6346 (IX86_BUILTIN_PCOMNEUW): Ditto.
6347 (IX86_BUILTIN_PCOMLTUW): Ditto.
6348 (IX86_BUILTIN_PCOMLEUW): Ditto.
6349 (IX86_BUILTIN_PCOMGTUW): Ditto.
6350 (IX86_BUILTIN_PCOMGEUW): Ditto.
6351 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
6352 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
6353 (IX86_BUILTIN_PCOMEQUD): Ditto.
6354 (IX86_BUILTIN_PCOMNEUD): Ditto.
6355 (IX86_BUILTIN_PCOMLTUD): Ditto.
6356 (IX86_BUILTIN_PCOMLEUD): Ditto.
6357 (IX86_BUILTIN_PCOMGTUD): Ditto.
6358 (IX86_BUILTIN_PCOMGEUD): Ditto.
6359 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
6360 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
6361 (IX86_BUILTIN_PCOMEQUQ): Ditto.
6362 (IX86_BUILTIN_PCOMNEUQ): Ditto.
6363 (IX86_BUILTIN_PCOMLTUQ): Ditto.
6364 (IX86_BUILTIN_PCOMLEUQ): Ditto.
6365 (IX86_BUILTIN_PCOMGTUQ): Ditto.
6366 (IX86_BUILTIN_PCOMGEUQ): Ditto.
6367 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
6368 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
6369 (IX86_BUILTIN_PCOMEQB): Ditto.
6370 (IX86_BUILTIN_PCOMNEB): Ditto.
6371 (IX86_BUILTIN_PCOMLTB): Ditto.
6372 (IX86_BUILTIN_PCOMLEB): Ditto.
6373 (IX86_BUILTIN_PCOMGTB): Ditto.
6374 (IX86_BUILTIN_PCOMGEB): Ditto.
6375 (IX86_BUILTIN_PCOMFALSEB): Ditto.
6376 (IX86_BUILTIN_PCOMTRUEB): Ditto.
6377 (IX86_BUILTIN_PCOMEQW): Ditto.
6378 (IX86_BUILTIN_PCOMNEW): Ditto.
6379 (IX86_BUILTIN_PCOMLTW): Ditto.
6380 (IX86_BUILTIN_PCOMLEW): Ditto.
6381 (IX86_BUILTIN_PCOMGTW): Ditto.
6382 (IX86_BUILTIN_PCOMGEW): Ditto.
6383 (IX86_BUILTIN_PCOMFALSEW): Ditto.
6384 (IX86_BUILTIN_PCOMTRUEW): Ditto.
6385 (IX86_BUILTIN_PCOMEQD): Ditto.
6386 (IX86_BUILTIN_PCOMNED): Ditto.
6387 (IX86_BUILTIN_PCOMLTD): Ditto.
6388 (IX86_BUILTIN_PCOMLED): Ditto.
6389 (IX86_BUILTIN_PCOMGTD): Ditto.
6390 (IX86_BUILTIN_PCOMGED): Ditto.
6391 (IX86_BUILTIN_PCOMFALSED): Ditto.
6392 (IX86_BUILTIN_PCOMTRUED): Ditto.
6393 (IX86_BUILTIN_PCOMEQQ): Ditto.
6394 (IX86_BUILTIN_PCOMNEQ): Ditto.
6395 (IX86_BUILTIN_PCOMLTQ): Ditto.
6396 (IX86_BUILTIN_PCOMLEQ): Ditto.
6397 (IX86_BUILTIN_PCOMGTQ): Ditto.
6398 (IX86_BUILTIN_PCOMGEQ): Ditto.
6399 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
6400 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
6401 (enum multi_arg_type): New enum for describing the various SSE5
6402 intrinsic argument types.
6403 (bdesc_multi_arg): New table for SSE5 intrinsics.
6404 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
6405 (ix86_expand_multi_arg_builtin): New function for creating SSE5
6407 (ix86_expand_builtin): Add SSE5 intrinsic support.
6408 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
6409 operand instructions.
6410 (ix86_expand_sse5_multiple_memory): New function to split the
6411 second memory reference from SSE5 instructions.
6412 (type_has_variadic_args_p): Delete in favor of stdarg_p.
6413 (ix86_return_pops_args): Use stdarg_p to determine if the function
6414 has variable arguments.
6415 (ix86_setup_incoming_varargs): Ditto.
6416 (x86_this_parameter): Ditto.
6418 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
6420 (ix86_expand_sse5_pack): Ditto.
6421 (ix86_sse5_valid_op_p): Ditto.
6422 (ix86_expand_sse5_multiple_memory): Ditto.
6424 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
6425 constant for SSE5 support.
6426 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
6427 (UNSPEC_SSE5_TRUEFALSE): Ditto.
6428 (UNSPEC_SSE5_PERMUTE): Ditto.
6429 (UNSPEC_SSE5_ASHIFT): Ditto.
6430 (UNSPEC_SSE5_LSHIFT): Ditto.
6431 (UNSPEC_FRCZ): Ditto.
6432 (UNSPEC_CVTPH2PS): Ditto.
6433 (UNSPEC_CVTPS2PH): Ditto.
6434 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
6436 (COM_FALSE_S): Ditto.
6437 (COM_FALSE_P): Ditto.
6438 (COM_TRUE_S): Ditto.
6439 (COM_TRUE_P): Ditto.
6440 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
6441 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
6443 (memory attribute): Ditto.
6444 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6445 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
6446 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6447 (floor<mode>2): Ditto.
6448 (ceil<mode>2): Ditto.
6449 (btrunc<mode>2): Ditto.
6450 (nearbyintdf2): Ditto.
6451 (nearbyintsf2): Ditto.
6452 (sse_setccsf): Disable if SSE5.
6453 (sse_setccdf): Ditto.
6454 (sse5_setcc<mode>): New support for SSE5 conditional move.
6455 (sse5_pcmov_<mode>): Ditto.
6457 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
6459 (SSEMODEF2P): Ditto.
6460 (ssemodesuffixf4): New mode attribute for SSE5.
6461 (ssemodesuffixf2s): Ditto.
6462 (ssemodesuffixf2c): Ditto.
6463 (sserotatemax): Ditto.
6464 (ssescalarmode): Ditto.
6465 (sse_maskcmpv4sf3): Disable if SSE5.
6466 (sse_maskcmpv2df3): Ditto.
6467 (sse_vmmaskcmpv4sf3): Ditto.
6468 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
6469 (sse5_vmfmadd<mode>4): Ditto.
6470 (sse5_fmsub<mode>4): Ditto.
6471 (sse5_vmfmsub<mode>4): Ditto.
6472 (sse5_fnmadd<mode>4): Ditto.
6473 (sse5_vmfnmadd<mode>4): Ditto.
6474 (sse5_fnmsub<mode>4): Ditto.
6475 (sse5_vmfnmsub<mode>4): Ditto.
6476 (sse5i_fmadd<mode>4): Ditto.
6477 (sse5i_fmsub<mode>4): Ditto.
6478 (sse5i_fnmadd<mode>4): Ditto.
6479 (sse5i_fnmsub<mode>4): Ditto.
6480 (sse5i_vmfmadd<mode>4): Ditto.
6481 (sse5i_vmfmsub<mode>4): Ditto.
6482 (sse5i_vmfnmadd<mode>4): Ditto.
6483 (sse5i_vmfnmsub<mode>4): Ditto.
6484 (mulv16qi3): Add SSE5 support.
6486 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
6487 (sse2_mulv4si3): Disable if SSE5.
6488 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
6489 (sse4_1_roundps): Ditto.
6490 (sse4_1_roundsd): Ditto.
6491 (sse4_1_roundss): Ditto.
6492 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
6494 (sse_maskcmpsf3): Ditto.
6495 (sse_vmmaskcmpv4sf3): Ditto.
6496 (sse2_maskcmpv2df3): Ditto.
6497 (sse2_maskcmpdf3): Ditto.
6498 (sse2_vmmaskcmpv2df3): Ditto.
6499 (sse2_eq<mode>3): Ditto.
6500 (sse2_gt<mode>3): Ditto.
6501 (sse5_pcmov_<mode>): Add SSE5 support.
6502 (vec_unpacku_hi_v16qi): Ditto.
6503 (vec_unpacks_hi_v16qi): Ditto.
6504 (vec_unpacku_lo_v16qi): Ditto.
6505 (vec_unpacks_lo_v16qi): Ditto.
6506 (vec_unpacku_hi_v8hi): Ditto.
6507 (vec_unpacks_hi_v8hi): Ditto.
6508 (vec_unpacku_lo_v8hi): Ditto.
6509 (vec_unpacks_lo_v8hi): Ditto.
6510 (vec_unpacku_hi_v4si): Ditto.
6511 (vec_unpacks_hi_v4si): Ditto.
6512 (vec_unpacku_lo_v4si): Ditto.
6513 (vec_unpacks_lo_v4si): Ditto.
6514 (sse5_pmacsww): New SSE5 intrinsic insn.
6515 (sse5_pmacssww): Ditto.
6516 (sse5_pmacsdd): Ditto.
6517 (sse5_pmacssdd): Ditto.
6518 (sse5_pmacssdql): Ditto.
6519 (sse5_pmacssdqh): Ditto.
6520 (sse5_pmacsdqh): Ditto.
6521 (sse5_pmacsswd): Ditto.
6522 (sse5_pmacswd): Ditto.
6523 (sse5_pmadcsswd): Ditto.
6524 (sse5_pmadcswd): Ditto.
6525 (sse5_pcmov_<move>): Conditional move support on SSE5.
6526 (sse5_phaddbw): New SSE5 intrinsic insn.
6527 (sse5_phaddbd): Ditto.
6528 (sse5_phaddbq): Ditto.
6529 (sse5_phaddwd): Ditto.
6530 (sse5_phaddwq): Ditto.
6531 (sse5_phadddq): Ditto.
6532 (sse5_phaddubw): Ditto.
6533 (sse5_phaddubd): Ditto.
6534 (sse5_phaddubq): Ditto.
6535 (sse5_phadduwd): Ditto.
6536 (sse5_phadduwq): Ditto.
6537 (sse5_phaddudq): Ditto.
6538 (sse5_phsubbw): Ditto.
6539 (sse5_phsubwd): Ditto.
6540 (sse5_phsubdq): Ditto.
6541 (sse5_pperm): Ditto.
6542 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
6543 (sse5_pperm_zero_v16qi_v8hi): Ditto.
6544 (sse5_pperm_sign_v8hi_v4si): Ditto.
6545 (sse5_pperm_zero_v8hi_v4si): Ditto.
6546 (sse5_pperm_sign_v4si_v2di): Ditto.
6547 (sse5_pperm_sign_v4si_v2di): Ditto.
6548 (sse5_pperm_pack_v2di_v4si): Ditto.
6549 (sse5_pperm_pack_v4si_v8hi): Ditto.
6550 (sse5_pperm_pack_v8hi_v16qi): Ditto.
6551 (sse5_perm<mode>): New SSE5 intrinsic insn.
6552 (rotl<mode>3): Ditto.
6553 (sse5_rotl<mode>3): Ditto.
6554 (sse5_ashl<mode>3): Ditto.
6555 (sse5_lshl<mode>3): Ditto.
6556 (sse5_frcz<mode>2): Ditto.
6557 (sse5s_frcz<mode>2): Ditto.
6558 (sse5_cvtph2ps): Ditto.
6559 (sse5_cvtps2ph): Ditto.
6560 (sse5_vmmaskcmp<mode>3): Ditto.
6561 (sse5_com_tf<mode>3): Ditto.
6562 (sse5_maskcmp<mode>3): Ditto.
6563 (sse5_maskcmp_uns<mode>3): Ditto.
6564 (sse5_maskcmp_uns2<mode>3): Ditto.
6565 (sse5_pcom_tf<mode>3): Ditto.
6567 * config/i386/predicates.md (sse5_comparison_float_operator):
6568 New predicate to match the comparison operators supported by
6569 the SSE5 com instruction.
6570 (ix86_comparison_int_operator): New predicate to match just the
6571 signed int comparisons.
6572 (ix86_comparison_uns_operator): New predicate to match just the
6573 unsigned int comparisons.
6575 * doc/invoke.texi (-msse5): Add documentation.
6576 (-mfused-madd): Ditto.
6578 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
6580 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
6582 (x86_64-*-*): Ditto.
6584 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
6586 * config/i386/bmmintrin.h: New file, provide common x86 compiler
6587 intrinisics for SSE5.
6589 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
6592 * config/i386/mmintrin-common.h: New file, to contain common
6593 instructions between SSE4.1 and SSE5.
6595 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
6596 FOREACH_FUNCTION_ARGS to iterate over the argument list.
6597 (gen_regparm_prefix): Ditto.
6599 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
6600 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
6601 prototype_p to determine if a function is prototyped.
6603 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
6605 * c-common.c (c_common_reswords) add the alignof keyword,
6606 with same RID as __alignof and __alignof__
6608 2009-08-25 Anatoly Sokolov <aesok@post.ru>
6610 * hooks.h (hook_bool_const_int_const_int_true): Declare.
6611 * hooks.c (hook_bool_const_int_const_int_true): New function.
6612 * target.h (struct gcc_target): Add can_eliminate field.
6613 * target-def.h (TARGET_CAN_ELIMINATE): Define.
6614 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
6615 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
6616 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
6617 (elim_table): Revise comment.
6618 * system.h (CAN_ELIMINATE): Poison.
6619 * defaults.h (CAN_ELIMINATE): Remove.
6620 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
6622 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
6623 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
6625 (alpha_vms_can_eliminate): Declare as static, change return type to
6627 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
6629 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
6630 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
6631 (arm_can_eliminate): New function.
6633 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
6634 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
6635 (avr_can_eliminate): Declare as static.
6636 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
6638 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
6639 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
6640 (bfin_can_eliminate): New function.
6642 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
6643 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
6644 (crx_can_eliminate): New function.
6646 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
6647 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
6648 (fr30_can_eliminate): New function.
6650 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
6651 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
6652 (frv_can_eliminate): New function.
6654 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
6655 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
6656 (h8300_can_eliminate): New function.
6658 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
6659 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
6660 (i386_can_eliminate): Declare as static, change return type to bool.
6661 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
6663 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
6664 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
6665 (ia64_can_eliminate): New function.
6667 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
6668 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
6669 (iq2000_can_eliminate): New function.
6671 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
6672 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
6673 (m32r_can_eliminate): New function.
6675 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
6676 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
6677 (m68hc11_can_eliminate): New function.
6679 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
6680 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
6681 (m68k_can_eliminate): New function.
6683 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
6684 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
6685 (mep_can_eliminate): New function.
6687 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
6688 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
6689 (mips_can_eliminate): New function.
6691 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
6692 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
6693 (rs6000_can_eliminate): New function.
6695 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
6696 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
6697 (s390_can_eliminate): Declare as static.
6698 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
6700 * config/score/score.h (CAN_ELIMINATE): Remove macro.
6701 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
6702 (score_can_eliminate): New function.
6704 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
6705 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
6706 (sparc_can_eliminate): Declare as static.
6707 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
6709 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
6710 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
6711 (xstormy16_can_eliminate): New function.
6713 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
6714 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
6715 (v850_can_eliminate): New function.
6717 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
6719 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
6720 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
6721 (*movdfcc_ext[1234]): Disable for IEEE mode.
6723 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
6725 * gimplify.c (prepare_gimple_addressable): New static function.
6726 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
6728 (gimplify_addr_expr): Invoke it similarly on the operand instead of
6729 manually fiddling with it.
6731 2009-08-25 Michael Matz <matz@suse.de>
6733 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
6734 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
6736 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
6737 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
6738 (do_jump): Split out code for simple binary comparisons into ...
6739 (do_jump_1): ... this, taking the individual operands and code.
6740 Change callers to helper function above accordingly.
6741 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
6744 2009-08-25 Michael Matz <matz@suse.de>
6746 * expr.h (struct separate_ops, sepops): New type for passing
6747 around an exploded simple expression.
6748 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
6749 Use this structure instead of expression tree.
6750 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
6751 expression, only its type.
6752 (expand_vec_cond_expr): Take type and individual operands instead
6754 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
6755 expand_vec_shift_expr): Change prototype accordingly.
6756 * tree-vect-stmts.c (vectorizable_condition): Change call of
6757 expand_vec_cond_expr_p to pass only type.
6758 * expr.c (do_store_flags): Change prototype and implementation
6759 to take an exploded expression.
6760 (expand_expr_real_1): New local ops initialized with details
6761 of the full expression. Use it instead of full
6762 expression in calls to do_store_flags, expand_vec_cond_expr,
6763 expand_widen_pattern_expr and expand_vec_shift_expr.
6765 2009-08-25 Michael Matz <matz@suse.de>
6767 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
6768 treeop2 initialized with first three operands of the full expression.
6769 Substitute all TREE_OPERAND (exp, [012]) calls with them.
6771 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
6773 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
6774 (__gthread_objc_condition_allocate): Mark arguments as unused.
6775 (__gthread_objc_condition_deallocate): Likewise.
6776 (__gthread_objc_condition_wait): Likewise.
6777 (__gthread_objc_condition_broadcast): Likewise.
6778 (__gthread_objc_condition_signal): Likewise.
6779 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
6780 (__gthread_objc_thread_id): Likewise.
6782 2009-08-25 Janus Weil <janus@gcc.gnu.org>
6785 * tree-pretty-print.c (print_call_name): Print the correct call name
6786 for procedure pointer components.
6788 2009-08-24 Steve Ellcey <sje@cup.hp.com>
6790 * config/ia64/ia64.c (ia64_promote_function_mode): Call
6791 default_promote_function_mode when not VMS.
6793 2009-08-24 Olivier Hainque <hainque@adacore.com>
6795 * convert.c (convert_to_integer): Don't assume an input pointer is
6796 POINTER_SIZE wide. Fetch from the type instead.
6798 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6800 * configure.ac (AC_PREREQ): Bump to 2.64.
6802 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
6804 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
6805 (process_command): Don't search standard_exec_prefix_1 and
6806 standard_exec_prefix_2.
6808 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6810 * config/arm/arm.c (output_return_instruction): Handle for
6813 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6815 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
6817 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6819 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
6820 (*arm_movdf_vfp): Likewise.
6822 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6824 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
6825 (vashr<mode>3): Rename from ashr<mode>3.
6826 (vlshr<mode>3): Rename from lshr<mode>3.
6828 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
6831 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
6832 (check_format_info_main): Use scalar_identify_flag.
6833 (check_format_types): Check for scalar size identity if
6834 scalar_identify_flag is set.
6835 (printf_length_specs): Extend by new field.
6836 (asm_fprintf_length_specs): Likewise.
6837 (gcc_diag_length_specs): Likewise.
6838 (scanf_length_specs): Likewise.
6839 (strfmon_length_specs): Likewise.
6840 (gcc_gfc_length_specs): Likewise.
6841 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
6842 (ms_printf_flag_specs): Likewise.
6843 * c-format.h (format_length_info): Add new member scalar_identity_flag.
6845 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
6848 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
6849 (*call_value_pop_1): Ditto.
6850 (*sibcall_pop_1): New insn pattern.
6851 (*sibcall_value_pop_1): Ditto.
6853 2009-08-23 Alan Modra <amodra@bigpond.net.au>
6856 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
6859 2009-08-23 Alan Modra <amodra@bigpond.net.au>
6862 * fwprop.c (try_fwprop_subst): Allow multiple sets.
6863 (get_reg_use_in): New function.
6864 (forward_propagate_subreg): Propagate through subreg of zero_extend
6867 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
6869 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
6870 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
6872 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6874 * configure.ac: Remove --with-datarootdir, --with-docdir,
6875 --with-htmldir switches. No need to call AC_SUBST for
6876 datarootdir, docdir, htmldir any more.
6877 * configure: Regenerate.
6878 * doc/install.texi (Configuration): Document --datarootdir,
6879 --docdir, --htmldir, --pdfdir; update documentation for
6880 --infodir, --mandir.
6881 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
6884 * aclocal.m4: Regenerate.
6885 * config.in: Regenerate.
6886 * configure: Regenerate.
6888 2009-08-21 Douglas B Rupp <rupp@gnat.com>
6889 Olivier Hainque <hainque@adacore.com>
6891 * config/ia64/ia64.c: Include libfuncs.h.
6892 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
6893 (ia64_expand_call): Use reg 25 on VMS.
6894 (ia64_initialize_trampoline): Fix for VMS ABI.
6895 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
6896 (ia64_function_arg): Initialize reg 25 on VMS.
6897 Fix OpenVMS ABI issues for varargs.
6898 For OpenVMS, emit the Argument Information register set in the
6899 incoming/sibcall case as well.
6900 (ia64_arg_type): New function.
6901 (ia64_function_arg_advance): Keep track of cum->words.
6902 Fix OpenVMS ABI issues for varargs.
6903 (ia64_function_value): On VMS, promote mode of non-aggregate types.
6904 (ia64_override_options): Set flag_no_common on VMS.
6905 (ia64_init_builtins): Disable FWRITE builtin.
6906 (ia64_asm_output_external): Call DO_CRTL_NAMES.
6907 (ia64_vms_init_libfuncs): Add decc$ routines.
6908 (ia64_vms_valid_pointer_mode): New function.
6909 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
6910 (ia64_promote_function_mode): New function
6911 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
6912 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
6913 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
6914 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
6915 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
6916 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
6917 Suppress trailing '#' if VALUE is numeric.
6918 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
6919 ia64_promote_function_mode.
6920 (TARGET_VALID_POINTER_MODE): Define.
6922 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
6925 * config/rs6000/rs6000.c (rs6000_override_options): Use
6926 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
6929 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
6930 reporting of vector + decimal/boolean/complex error.
6932 2009-08-21 Jakub Jelinek <jakub@redhat.com>
6934 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
6935 __vector double TYPE_DECL.
6937 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
6939 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
6940 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
6941 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
6942 to pointer to enum machine_mode. Update all callers as needed.
6944 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
6946 * config/alpha/alpha.md (exception_receiver): Emit alternative
6947 GP load sequence if flag_reorder_blocks_and_partition is set.
6948 (*exception_receiver_2): Also enable when
6949 flag_reorder_blocks_and_partition is set.
6951 2009-08-20 Matt Rice <ratmice@gmail.com>
6952 Diego Novillo <dnovillo@google.com>
6954 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
6957 2009-08-20 Richard Guenther <rguenther@suse.de>
6959 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
6960 * c-tree.h (c_dup_lang_specific_decl): Remove.
6961 (struct lang_decl, struct lang_type): Move definitions ...
6962 * c-lang.h: ... here. New file.
6963 * c-decl.c: Include c-lang.h.
6964 (c_dup_lang_specific_decl): Remove.
6965 * c-typeck.c: Include c-lang.h.
6966 * Makefile.in (c-decl.o): Add c-lang.h dependency.
6967 (c-typeck.o): Likewise.
6968 * c-config-lang.in (gtfiles): Add c-lang.h.
6969 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
6972 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
6974 * config/alpha/alpha.c (alpha_end_function): Do not clear
6975 crtl->emit structure and free insn locators if cfun->is_thunk is true,
6976 this is now handled in generic code.
6978 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
6980 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
6981 (s390_z10_fix_long_loop_prediction): New function.
6982 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
6983 (s390_reorg): Walk over the INSNs and invoke
6984 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
6986 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
6988 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
6989 "*brx_64bit", "*brx_31bit"): New patterns.
6990 * config/s390/s390.c ('E'): New output modifier.
6992 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6993 Richard Earnshaw <richard.earnshaw@arm.com>
6995 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
6996 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
6998 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7000 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
7002 * pa.c (emit_move_sequence): Check if address of operand1 is valid
7003 for mode mode of operand0 when doing secondary reload for SAR.
7005 2009-08-19 Jakub Jelinek <jakub@redhat.com>
7008 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
7009 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
7011 2009-08-19 Jason Merrill <jason@redhat.com>
7013 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
7014 supported template depth in C++0x.
7016 2009-08-19 Jakub Jelinek <jakub@redhat.com>
7018 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
7019 free_after_compilation.
7020 * config/score/score7.c (score7_output_mi_thunk): Likewise.
7021 * config/score/score3.c (score3_output_mi_thunk): Likewise.
7022 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
7023 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
7024 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
7025 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
7026 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7028 2009-08-19 Ian Lance Taylor <iant@google.com>
7030 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
7031 of (plus (mult (neg B) C) A).
7033 2009-08-18 Michael Matz <matz@suse.de>
7035 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
7036 instead of comparing TYPE_MAIN_VARIANT for equality.
7037 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
7038 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
7039 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
7040 * gimplify.c (goa_lhs_expr_p): Ditto and use
7041 STRIP_USELESS_TYPE_CONVERSION.
7043 2009-08-18 Michael Matz <matz@suse.de>
7045 * tree-ssa-structalias.c (create_variable_info_for): Also mark
7046 first field in a struct.
7047 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
7049 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
7051 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
7052 locators before emit_insn is called. Remove assert that
7054 (alpha_end_function): Clear crtl->emit structure and free insn
7055 locators if cfun->is_thunk is true.
7057 2009-08-18 Jason Merrill <jason@redhat.com>
7059 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
7061 * configure.ac: Test for it.
7062 * configure, config.in: Regenerate.
7063 * doc/install.texi: Document --enable-gnu-unique-object.
7065 2009-08-18 Richard Guenther <rguenther@suse.de>
7068 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
7069 pow(x,y*z) only if x is nonnegative.
7071 2009-08-18 Jakub Jelinek <jakub@redhat.com>
7073 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
7077 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
7078 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
7080 2009-08-17 DJ Delorie <dj@redhat.com>
7082 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
7083 * config/m32c/prologue.md (epilogue_freit): New.
7085 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
7086 (bank_switch_p): Likewise.
7087 (fast_interrupt_p): Likewise.
7088 (interrupt_p): Likewise.
7089 (m32c_conditional_register_usage): Round memregs size up.
7090 (need_to_save): We only need to save $a0 when we use ENTER.
7091 (interrupt_p): Check for fast_interrupt too.
7092 (bank_switch_p): New.
7093 (fast_interrupt_p): New.
7094 (m32c_attribute_table): Add bank_switch and fast_interrupt.
7095 (m32c_emit_prolog): Support bank switching and fast interrupts.
7096 * doc/extend.texi (Function Attributes): Add bank_switch and
7099 2009-08-17 Douglas B Rupp <rupp@gnat.com>
7101 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
7102 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
7104 2009-08-16 Douglas B Rupp <rupp@gnat.com>
7106 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
7107 (menu): Add IA-64/VMS Options.
7108 (IA-64/VMS Options): Likewise.
7110 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7113 * config/mips/mips.md (*lwxs): Use :P for pointer values.
7115 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7117 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
7118 (mips_pop_asm_switch): Likewise.
7119 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
7121 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7122 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
7123 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
7124 (mips_print_operand_punctuation): Use them. Check mips_noreorder
7125 instead of set_noreorder.
7126 (mips_output_function_prologue): Use the new functions.
7127 (mips_output_function_epilogue): Likewise.
7128 (mips_need_noat_wrapper_p): New function, split out from...
7129 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
7130 Use mips_push_asm_switch and mips_pop_asm_switch.
7131 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
7132 and mips_pop_asm_switch.
7133 (ASM_OUTPUT_REG_POP): Likewise.
7134 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
7135 Use mips_pop_asm_switch.
7136 (mips_asm_switch): New structure.
7137 (set_noreorder, set_nomacro): Replace with...
7138 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7139 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
7140 instead of set_nomacro.
7141 (fix_truncsfsi2_macro): Likewise.
7142 (cprestore): Likewise.
7143 (hazard): Use mips_noreorder instead of set_noreorder.
7144 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
7146 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
7148 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
7149 from prev_active_insn.
7151 2009-08-16 Anatoly Sokolov <aesok@post.ru>
7153 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
7154 * config/avr/avr.c (avr_override_options): Initialize
7155 avr_current_arch variable.
7156 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
7157 __AVR_HAVE_16BIT_SP__ according to the device type.
7158 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
7160 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
7161 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
7163 2009-08-16 Dodji Seketeli <dodji@redhat.com>
7166 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
7167 generating inlined subroutine die only. We shouldn't be
7168 called for anything else.
7169 (gen_block_die): Don't generate inline subroutine debug info for
7172 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7174 * graphite-poly.c (print_pbb): Print PBB index.
7176 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7179 * graphite-interchange.c (ppl_max_for_le): Moved...
7180 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
7181 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
7182 ppl_Pointset_Powerset_C_Polyhedron_maximize.
7183 * graphite-ppl.h (ppl_max_for_le): Declared.
7185 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
7187 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
7188 supported on all platforms.
7189 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
7190 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
7191 * c-pragma.c: Likewise.
7192 * target-def.h (TARGET_INITIALIZER): Remove
7193 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7194 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7196 2009-08-14 Douglas B Rupp <rupp@gnat.com>
7198 * config/ia64/fde-vms.c: New file.
7199 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
7200 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
7201 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
7202 (uw_frame_state_for): Only register a personality routine if it is
7203 known to be compatible with our expectations.
7204 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
7205 Declare unw_table_entry stack variable and
7206 mod all calls to _Unwind_FindTableEntry to add arg.
7207 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
7208 (_Unwind_FindTableEntry): Add arg to prototype.
7210 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
7212 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
7213 field 'signal_pfs_loc'.
7214 (uw_frame_state_for): Remove duplicate code dealing with leaf
7215 procedures without unwind info.
7216 If in the frame after unwinding through a signal handler, restore
7217 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
7218 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
7219 'pfs_loc' to the AR.PFS location in the signal context; instead
7220 set 'signal_pfs_loc'.
7221 Manually generate the unwind info for the AR.PFS register.
7222 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
7223 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
7224 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
7225 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
7226 instead set 'signal_pfs_loc'.
7227 Remove code preventing the AR.PFS register from being restored
7228 from the signal context.
7230 2009-08-14 Douglas B Rupp <rupp@gnat.com>
7231 Tristan Gingold <gingold@adacore.com>
7233 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
7234 * config/ia64/t-vms: New file.
7235 * config/ia64/vms64.h: New file.
7236 * config/ia64/vms.h: New file.
7237 * config/ia64/vms-crtinit.asm: New file.
7238 * config/ia64/vms_symvec_libgcc_s.opt: New file.
7239 * config/ia64/vms-unwind.h: New file.
7241 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
7243 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
7246 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7249 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
7251 * real.h (do_mpc_arg2): ... here.
7252 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
7255 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
7257 * final.c (add_debug_prefix_map): Don't use GC memory for
7258 old_prefix and new_prefix.
7260 2009-08-14 Richard Guenther <rguenther@suse.de>
7262 * ipa-prop.c (compute_complex_pass_through): If we cannot
7263 compute a non-varying offset for IPA_JF_ANCESTOR punt.
7265 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7267 * c-lex.c (c_lex_with_flags): Increase size of local variable
7268 to avoid memory clobber.
7270 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
7273 * config/i386/i386.c (ix86_fp_comparison_strategy):
7274 Only enable/disable sahf at function granularity.
7276 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
7278 PR rtl-optimization/41064
7279 * reload1.c (reload_as_needed): Don't call extract_insn
7280 for known invalid replacements after calling
7281 validate_replace_rtx_group and verify_changes.
7283 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
7286 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
7287 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
7288 ix86_expand_fp_vcond.
7289 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
7290 Assert that operation is supported by ix86_expand_int_vcond.
7291 (vcondu<SSEMODE124C8:mode>): Ditto.
7293 2009-08-13 DJ Delorie <dj@redhat.com>
7295 * config/i386/djgpp-stdint.h: New.
7296 * config.gcc (djgpp): Use it.
7298 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
7300 * config/sh/sh.c (sh_override_options): When flag_exceptions or
7301 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
7303 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
7305 * tree-ssa-loop-prefetch.c
7306 (prune_ref_by_group_reuse): Enhance probabilistic analysis
7307 for long-stride pruning.
7308 (compute_miss_rate): New function to compute the probability
7309 that two memory references access different cache lines.
7311 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
7313 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
7315 2009-08-13 Richard Guenther <rguenther@suse.de>
7318 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
7319 use the constant pointer type.
7320 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
7321 of CV qualifiers on the target pointer type.
7322 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
7323 conversion check before restrict check.
7325 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7328 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
7330 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7332 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
7334 2009-08-12 Richard Guenther <rguenther@suse.de>
7336 PR tree-optimization/41011
7337 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
7338 and reference constructing.
7340 2009-08-12 Xinliang David Li <davidxl@google.com>
7342 PR tree-optimization/41012
7343 * tree-flow.h : New external interface.
7344 * gimple-low.c (check_call_arg): Change to public function.
7345 Remove argument mismatch check in lowering.
7346 * tree-inline.h (tree_can_inline_p): Interface change.
7347 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
7349 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
7350 Call change to tree_can_inline_p function.
7351 (cgraph_decide_inlining_incrementally): Ditto.
7353 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
7355 PR tree-optimization/41031
7356 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
7357 on the partition variable rather than promote_mode on the source
7358 type. Assert that the partition variable's type has the same
7359 mode as the source value's.
7361 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
7363 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
7364 for for_return == 2.
7365 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
7367 * calls.c (expand_call): Fix typo.
7368 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
7370 * stmt.c (expand_value_return): Use promote_function_mode to copy out
7372 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
7373 * config/cris/cris.c (cris_promote_function_mode): Likewise.
7374 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
7375 * config/pa/pa.c (pa_promote_function_mode): Likewise.
7377 2009-08-12 Andrew Haley <aph@redhat.com>
7379 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
7381 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7384 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
7386 2009-08-12 Richard Guenther <rguenther@suse.de>
7388 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
7389 * gimplify.c (gimplify_modify_expr): Do not use
7390 lang_hooks.types_compatible_p.
7391 * tree-ssa.c (useless_type_conversion_p): For aggregates
7392 just return false if the canonical types differ.
7394 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7397 * sese.c (convert_for_phi_arg): New.
7398 (add_guard_exit_phis): Use convert_for_phi_arg.
7400 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7402 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
7403 unknown subscript upper bounds.
7405 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7406 Pranav Garg <pranav.garg2107@gmail.com>
7408 * graphite-interchange.c (gather_access_strides): Removed.
7409 (ppl_max_for_le): New.
7410 (build_linearized_memory_access): New.
7411 (memory_stride_in_loop): New.
7412 (pbb_interchange_profitable_p): Reimplemented.
7413 * graphite-ppl.h (ppl_new_id_map): New.
7414 (ppl_interchange): New.
7416 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7418 * graphite-interchange.c (compute_subscript): Removed.
7419 (compute_array_size_cstr): Removed.
7420 (compute_array_size_poly): Removed.
7421 (compute_array_size): Removed.
7422 (gather_access_strides_poly): Removed.
7423 (gather_access_strides): Empty.
7425 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7427 * graphite-dependences.c (dependence_polyhedron_1): Replace
7428 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
7429 (graphite_legal_transform_dr): Same.
7430 (graphite_carried_dependence_level_k): Same.
7431 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
7432 Initialize PDR_NB_SUBSCRIPTS.
7433 (print_pdr_access_layout): Replace pdr_nb_subscripts with
7435 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
7436 (PDR_NB_SUBSCRIPTS): New.
7437 (pdr_nb_subscripts): Removed.
7438 (pdr_dim): Simplified.
7439 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
7440 with PDR_NB_SUBSCRIPTS.
7442 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7444 * graphite-interchange.c (compute_array_size): Remove use of
7446 * graphite-poly.c (new_poly_dr): Remove argument data_container.
7447 Do not initialize PDR_DATA_CONTAINER.
7448 (print_pdr): Do not print PDR_DATA_CONTAINER.
7449 * graphite-poly.h (struct poly_dr): Remove data_container field.
7450 (PDR_DATA_CONTAINER): Removed.
7451 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
7453 (build_poly_dr): Same.
7455 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
7456 Sebastian Pop <sebastian.pop@amd.com>
7458 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
7459 copy of the dependence polyhedron. Free the temporary objects.
7460 (graphite_carried_dependence_level_k): Free unused objects before
7463 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7465 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
7466 Early return without analyzing the data dependences if no
7467 transform has been done. Call restore_scattering if the transform
7469 (graphite-interchange.c): Same.
7470 * graphite-poly.c (print_scattering_function): Test for
7472 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
7473 (apply_poly_transforms): Do not gcc_assert that
7474 the transform is legal.
7475 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
7476 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
7477 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
7478 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
7479 * graphite-poly.h (struct poly_scattering): New.
7480 (struct poly_bb): Add original, transformed, and saved fields.
7481 Remove transformed_scattering, original_scattering,
7482 nb_local_variables and nb_scattering_transform fields.
7483 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
7484 (poly_scattering_new): New.
7485 (poly_scattering_free): New.
7486 (poly_scattering_copy): New.
7487 (store_scattering_pbb): New.
7488 (store_scattering): New.
7489 (restore_scattering_pbb): New.
7490 (restore_scattering): New.
7491 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
7492 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
7494 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7496 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
7499 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7501 * Makefile.in (graphite.o): Depends on PREDICT_H.
7502 * graphite.c: Include predict.h.
7503 (graphite_finalize): Call tree_estimate_probability.
7504 * predict.c (predict_loops): Do not call scev_initialize and
7506 (tree_estimate_probability_bb): New.
7507 (tree_estimate_probability): Do not initialize loops: move that
7508 code to the driver. Call tree_estimate_probability_bb.
7509 (tree_estimate_probability_driver): New.
7510 (pass_profile): Use tree_estimate_probability_driver.
7511 * predict.h (tree_estimate_probability): Declared.
7513 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7515 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
7516 * graphite-dependences.c (graphite_legal_transform): Add time to
7517 TV_GRAPHITE_DATA_DEPS.
7518 (dependency_between_pbbs_p): Same.
7519 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
7521 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
7523 PR rtl-optimization/41033
7524 * alias.c (nonoverlapping_component_refs_p): Punt when strict
7525 aliasing is disabled.
7527 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
7529 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
7530 si_mask_operand, and_load_operand, low_bitmask_operand,
7531 and_reg_operand, and_operand): New predicates.
7532 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
7533 * config/mips/mips.c (and_operands_ok): New function.
7534 * config/mips/mips-protos.h (and_operands_ok): Declare it.
7535 * config/mips/mips.md (move_type): Add ext_ins and logical.
7536 (type): Handle them.
7537 (and<mode>3): Use and_reg_operand as the second operand's predicate.
7538 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
7539 shift_shift. Remove commutative constraint modifier.
7540 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
7542 (*clear_upper32_dext): Remove define_insn_and_split.
7543 (*clear_upper32): Turn this define_insn_and_split ...
7544 (splitter for ANDing register with 0xffff_ffff): .. into this.
7546 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
7548 * combine.c (try_widen_shift_mode): Factor out code to check if an
7549 integer constant is a low-order bitmask from here ...
7550 * rtlanal.c (low_bitmask_len): ... to here.
7551 * rtl.h (low_bitmask_len): Declare.
7553 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
7556 * config/alpha/alpha.md (addsi3): Remove expander.
7557 (addsi3): Rename from *addsi3_internal insn pattern.
7558 (subsi3): Remove expander.
7559 (subsi3): Rename from *subsi3_internal insn pattern.
7561 2009-08-11 Douglas B Rupp <rupp@gnat.com>
7563 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
7566 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
7567 Eric Botcazou <botcazou@adacore.com>
7568 Douglas B Rupp <rupp@gnat.com>
7570 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
7571 that records that fit in 64 bits are returned by immediate value,
7572 as required by OpenVMS Calling Standard.
7573 (function_value): Adjust for above modification.
7574 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
7575 virtual_incoming_args_rtx as base object, not next_arg.
7576 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
7578 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7580 * reload.c (find_reloads_subreg_address): Check the original
7581 req_equiv_mem address to detect the case where an address is
7582 not valid in the outer mode.
7584 2009-08-11 Richard Guenther <rguenther@suse.de>
7587 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
7589 2009-08-10 Douglas B Rupp <rupp@gnat.com>
7591 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
7592 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
7594 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
7595 Douglas B Rupp <rupp@gnat.com>
7597 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
7598 PT_STACK when frame_pointer_needed on OpenVMS.
7599 (alpha_pv_save_size, alpha_using_fp): Remove.
7600 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
7601 with proper processing for PT_NULL.
7602 (alpha_vms_initial_elimination_offset): New function. Support for
7603 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
7604 (alpha_sa_size): Force procedure type to PT_STACK when
7605 frame_pointer_needed on OpenVMS.
7606 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
7607 (alpha_using_fp): Likewise.
7608 (alpha_vms_can_eliminate): Add prototype.
7609 (alpha_vms_initial_elimination_offset): Likewise.
7610 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
7611 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
7613 2009-08-10 Eric Botcazou <botcazou@adacore.com>
7614 Douglas B Rupp <rupp@gnat.com>
7616 * config/alpha/alpha.c (common_object_handler): New function.
7617 (vms_attribute_table): Declare a single attribute "common_object".
7618 (vms_output_aligned_decl_common): New global function.
7619 (SECTION_VMS_OVERLAY): Delete.
7620 (SECTION_VMS_GLOBAL): Likewise.
7621 (SECTION_VMS_INITIALIZE): Likewise.
7622 (vms_asm_named_section): Remove support for above flags.
7623 (vms_section_type_flags): Delete.
7624 (TARGET_SECTION_TYPE_FLAGS): Likewise.
7625 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
7626 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
7627 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
7629 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
7632 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
7633 (sub_ddmmss): Likewise.
7635 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
7638 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
7641 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7644 * reload1.c (reload_as_needed): Use cancel_changes to completely
7645 undo a failed replacement attempt.
7647 2009-08-10 Richard Guenther <rguenther@suse.de>
7650 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
7651 (useless_type_conversion_p): ... here. Require pointer targets
7654 2009-08-10 Dodji Seketeli <dodji@redhat.com>
7657 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
7658 loose the original type of the statement list.
7660 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7662 * config/alpha/alpha.c: Include libfuncs.h
7663 (avms_asm_output_extern): New function.
7664 (alpha_init_libfuncs): Init some decc libfuncs.
7665 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
7666 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
7667 (DO_CRTL_NAMES): Define.
7669 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
7670 (LONG_TYPE_SIZE): Define.
7671 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
7672 (SUBTARGET_SWITCHES): Define malloc64 switch.
7673 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
7674 (MASK_RETURN_ADDR): Define.
7675 doc/invoke.texi (mmalloc64): Document switch.
7677 2009-08-09 Olivier Hainque <hainque@adacore.com>
7678 Douglas B Rupp <rupp@gnat.com>
7680 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
7681 uses_condition_handler.
7682 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
7683 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
7684 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
7685 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
7686 (code_for_builtin): New insn codes for the new alpha_builtins.
7687 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
7688 (alpha_sa_size): Account for uses_condition_handler.
7689 (alpha_expand_prologue): Likewise.
7690 (alpha_start_function): Likewise.
7691 (alpha_expand_epilogue): Likewise.
7692 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
7693 establish/revert expanders.
7694 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
7695 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
7696 New expander, resorting to the alpha.c associated function.
7697 (builtin_revert_vms_condition_handler): Likewise.
7698 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
7699 __gcc_shell_handler, the static VMS condition handler used as
7700 an indirection wrapper to the current dynamically established
7702 * config/alpha/vms-unwind.h: Complete rewrite.
7703 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
7704 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
7706 2009-08-09 Eric Botcazou <botcazou@adacore.com>
7707 Douglas B Rupp <rupp@gnat.com>
7709 * config/alpha/alpha.c (alpha_links): Add 'target' field.
7710 (alpha_need_linkage): Handle aliases. Return function symbol.
7711 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
7712 Use ultimate alias target for the linkage name.
7713 * config/alpha/alpha.md (movmemdi): Use the symbol returned
7714 by alpha_need_linkage for the function symbol.
7715 (setmemdi): Likewise.
7717 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7719 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
7720 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
7721 (ASM_WEAKEN_LABEL): Define.
7722 (CRT_CALL_STATIC_FUNCTION): Define.
7723 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
7724 (ENDFILE_SPEC): Define.
7725 (INIT_SECTION_ASM_OP): Define.
7726 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
7727 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
7729 (MULTILIB_OSDIRNAMES): Define.
7730 (shlib_version): Define.
7731 (SHLIB_EXT): Define.
7732 (SHLIB_OBJS): Define.
7733 (SHLIB_NAME): Define.
7734 (SHLIB_MULTILIB): Define.
7735 (SHLIB_INSTALL): Define.
7736 (SHLIB_SYMVEC): Define.
7737 (SHLIB_SYMVECX2): Define.
7738 (SHLIB_LINK): Define.
7740 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7742 * config/alpha/alpha.c (alpha_initialize_trampoline):
7743 Initialize VMS trampoline IAW ABI for bounded procedure calls.
7744 (alpha_start_function): Emit transfer address on nested functions
7745 for VMS trampoline call.
7746 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
7747 since no longer used.
7748 * config/alpha/vms-tramp.asm: Remove.
7749 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
7750 since now only data initialized at runtime.
7752 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7754 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
7755 (LINK_GCC_C_SEQUENCE_SPEC): Define.
7756 (MD_EXEC_PREFIX): Remove, no longer used.
7757 (MD_STARTFILE_PREFIX): Likewise.
7758 (INCLUDE_DEFAULTS): Likewise.
7759 * config/alpha/t-vms:
7760 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
7762 2009-08-09 Richard Guenther <rguenther@suse.de>
7764 PR tree-optimization/41016
7765 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
7766 (operand_precision): Remove.
7767 (integral_operand_p): Likewise.
7768 (recognize_single_bit_test): Adjust.
7770 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
7772 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
7773 operation overflows. Likewise non-cast unary arithmetic.
7774 If one arm of a conditional expression is always taken,
7775 inhibit evaluation warnings for the other arm. Likewise inhibit
7776 evaluation warnings for the second && or || operand if the first
7777 operand is enough to determine the result.
7778 * c-typeck.c (build_conditional_expr): Apply the same inhibition
7780 (build_binary_op): Prevent duplicate evaluation warnings.
7782 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
7784 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
7785 and destination have different modes, Use promote_mode to
7786 determine the signedness of the conversion. Assert that the
7787 promoted source mode matches the destination mode. Don't pass
7788 the destination and destination mode to expand_expr if the source
7789 mode is different. Simplify conversion logic.
7791 2009-08-09 Ira Rosen <irar@il.ibm.com>
7793 PR tree-optimization/41008
7794 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
7795 from condition only in case it's a comparison. Adjust checks.
7797 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
7799 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
7800 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
7801 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
7802 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
7803 (dump_cand): Handle them.
7804 (struct iv_cand): New members COST_STEP and AINC_USE.
7805 (stmt_after_increment): Likewise.
7806 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
7807 callers changed. Use gimple_uid comparison instead of scanning.
7808 (add_candidate_1): When looking for identical candidates, take
7809 AINC_USE into account. Set it for new candidates.
7810 (force_expr_to_var_cost): Cast target_spill_cost to int.
7811 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
7812 All callers changed. Check for availability of autoinc addressing
7813 modes, both in general for a given mode, and in the specific use case.
7814 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
7816 (get_computation_cost): Likewise.
7817 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
7818 add_autoinc_candidates): New static functions.
7819 (add_candidate): Call add_autoinc_candidates for candidates based on
7821 (find_iv_candidates): Call set_autoinc_for_original_candidates.
7822 (determine_use_iv_cost_address): If we have an autoinc candidate at
7823 the matching use, verify autoinc is possible and subtract the cost
7824 of the candidate's step from the cost.
7825 (determine_iv_cost): Record the cost of the increment in the COST_STEP
7826 member of the candidate.
7827 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
7828 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
7830 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7832 * config.build (ia64-hp-*vms*): New target.
7833 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
7835 * config.gcc (ia64-hp-*vms*): New target.
7836 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
7838 * config.host (ia64-hp-*vms*): New target.
7839 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
7842 2009-08-08 Richard Guenther <rguenther@suse.de>
7844 PR tree-optimization/40991
7845 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
7847 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
7849 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
7850 mode check. Do truncations in an integer mode.
7851 (force_to_mode): Handle subregs for all mode types. Only do
7852 arithmetic simplifications on integer modes.
7854 2009-08-07 Richard Guenther <rguenther@suse.de>
7856 PR tree-optimization/40999
7857 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
7858 (maybe_fold_reference): Lookup constant initializers.
7859 (fold_gimple_assign): Likewise.
7861 2009-08-07 Richard Guenther <rguenther@suse.de>
7863 * tree-ssa.c (useless_type_conversion_p_1): Only for types
7864 that require structural equality defer to the langhook.
7866 2009-08-07 Martin Jambor <mjambor@suse.cz>
7868 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
7870 (struct ipa_pass_through_data): New type.
7871 (struct ipa_ancestor_jf_data): New type.
7872 (union jump_func_value): Removed field formal_id, added fields
7873 pass_through and ancestor.
7874 (struct ipa_param_call_note): Changed type of formal_id to int from
7876 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
7877 operations jump functions and ancestor jump functions.
7878 (compute_complex_pass_through): New function.
7879 (compute_scalar_jump_functions): Call compute_complex_pass_through,
7880 reflect changes in the jump function strucutre.
7881 (update_jump_functions_after_inlining): Ignore complex pass-through
7882 and ancestor jump functions.
7883 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
7884 polynomial pass-through with operation jump functions.
7886 2009-08-07 Jakub Jelinek <jakub@redhat.com>
7888 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
7889 fde->dw_fde_begin as begin label instead of hot/cold label.
7890 Use LLSDAC label instead of LLSDA for second section lsda.
7891 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
7892 label instead of LLSDA if it is true.
7893 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
7895 * except.c (add_call_site, dw2_size_of_call_site_table): Add
7896 SECTION argument. Use it as index into crtl->eh.call_site_record
7898 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
7899 use it to determine how to print table entries instead of using
7900 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
7901 label instead of normal begin label as base.
7902 (sjlj_assign_call_site_values): Adjust add_call_site caller.
7903 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
7904 ensure no EH range spans between sections and that landing pads
7905 are always in the corresponding section.
7906 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
7907 for crtl->eh.call_site_record being an array rather than scalar.
7908 (output_one_function_exception_table): New function, copied
7909 from output_function_exception_table. Adjust
7910 dw2_size_of_call_site_table, dw2_output_call_site_table
7911 callers. For SECOND section use *C suffixed labels.
7912 (output_function_exception_table): Call
7913 output_one_function_exception_table and, when doing hot/cold
7914 partitioning, also another time for the second section.
7915 * opts.c: Include except.h.
7916 (decode_options): Allow -freorder-blocks-and-partition with
7917 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
7918 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
7919 * function.h (struct rtl_eh): Change call_site_record from
7920 scalar into array of 2 elements.
7922 2009-08-07 Martin Jambor <mjambor@suse.cz>
7924 * ipa-prop.c (count_formal_params_1): New function.
7925 (ipa_get_vector_of_formal_parms): New function.
7926 (get_vector_of_formal_parm_types): New function.
7927 (ipa_modify_formal_parameters): New function.
7928 (ipa_modify_call_arguments): New function.
7929 (index_in_adjustments_multiple_times_p): New function.
7930 (ipa_combine_adjustments): New function.
7931 (ipa_dump_param_adjustments): New function.
7932 * ipa-prop.h (struct ipa_parm_adjustment): New type.
7933 (ipa_get_vector_of_formal_parms): Declare.
7934 (ipa_modify_formal_parameters): Declare.
7935 (ipa_modify_call_arguments): Declare.
7936 (ipa_combine_adjustments): Declare.
7937 (ipa_dump_param_adjustments): Declare.
7938 (build_ref_for_offset): Declare.
7939 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
7940 * tree-sra.c: Include ipa-prop.c.
7941 (build_ref_for_offset): Make public.
7943 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
7945 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
7947 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
7949 * gcc/doc/extend.texi (__builtin_extract_return_address)
7950 (__builtin_frob_return_address): Document.
7952 2009-08-06 Paul Brook <paul@codesourcery.com>
7954 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
7955 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
7956 implementation on ARMv6-M.
7958 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
7960 * doc/extend.texi (pcs): Document new attribute for ARM.
7962 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
7964 * arm.c (pcs_attribute_args): Comment out unsupported attribute
7967 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
7969 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
7972 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
7974 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
7976 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
7978 Merge ARM/hard_vfp_branch to trunk.
7980 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
7982 * arm.c (libcall_eq): New function.
7983 (libcall_hash): New function.
7984 (add_libcall): New function.
7985 (arm_libcall_uses_aapcs_base): New function.
7986 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
7987 libcalls using the base PCS.
7988 (arm_init_cumulative_args): Likewise.
7990 2009-07-20 Joseph Myers <joseph@codesourcery.com>
7992 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
7993 Use base ABI for conversion libfuncs between HFmode and SFmode.
7995 2009-05-12 Joseph Myers <joseph@codesourcery.com>
7997 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
7998 V4SImode as representatives of all 64-bit and 128-bit vector
7999 types. Allow vector types without vector modes.
8000 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
8001 without vector modes like BLKmode.
8002 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
8003 BLKmode. Avoid unsupported vector modes or TImode moves for
8005 (aapcs_vfp_allocate_return_reg): Likewise.
8006 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
8007 V8QImode if TARGET_NEON || TARGET_IWMMXT.
8009 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8011 * config/arm/arm.c (arm_handle_pcs_attribute): New.
8012 (arm_get_pcs_model): Pass attribute arguments to
8013 arm_pcs_from_attribute.
8014 (arm_init_cumulative_args): Use base AAPCS for conversions from
8015 floating-point types to DImode.
8016 (arm_attribute_table): Add pcs attribute.
8017 (arm_handle_pcs_attribute): New.
8018 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
8019 conversions from floating-point types to DImode, also declare them
8020 to use base AAPCS and declare functions they call to use base
8021 AAPCS and their RTABI names.
8023 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8025 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
8026 -mfloat-abi=hard not being supported for VFP.
8028 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
8030 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
8031 SYMBOL_REF to hard_libcall_value.
8033 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8034 Richard Earnshaw <rearnsha@arm.com>
8036 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
8037 has been put on the stack, all remaining co-processory arguments for
8038 that co-processor also go on the stack.
8040 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8042 * config/arm/arm.c (arm_return_in_memory): Handle returning
8043 vectors of suitable size in registers also for AAPCS case.
8045 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
8047 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
8049 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
8051 ARM Hard-VFP calling convention
8052 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
8053 * target.h (gcc_target): Add libcall_value to table of call hooks.
8054 * targhooks.h (default_libcall_value): Default implementation.
8055 * targhooks.c (default_libcall_value): Likewise.
8056 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
8057 * optabs.c (expand_unop): Use it.
8058 * expr.h (hard_libcall_value): Pass the function RTX through.
8059 * calls.c (emit_library_call_value_1): Update call to
8061 * explow.c (hard_libcall_value): Use new target hook.
8062 * testsuite/lib/target-supports.exp
8063 (check_effective_target_arm_hard_vfp_ok): New hook.
8064 (check_effective_target_arm_neon_ok): Improve test for neon
8066 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
8067 * config/arm/arm.c: Include cgraph.h
8068 (TARGET_FUNCTION_VALUE): Override default hook.
8069 (arm_pcs_default): New variable.
8070 (arm_override_options): Don't fault hard calling convention with VFP.
8071 Add support for AAPCS variants.
8072 (arm_function_value): Make static. Handle AAPCS variants.
8073 (arm_libcall_value): New function.
8074 (arm_apply_result_size): Handle VFP registers in results.
8075 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
8077 (pcs_attribute_args): New variable.
8078 (arm_pcs_from_attribute): New function.
8079 (arm_get_pcs_model): New function.
8080 (aapcs_vfp_cum_init): New function.
8081 (aapcs_vfp_sub_candidate): New function.
8082 (aapcs_vfp_is_return_candidate): New function.
8083 (aapcs_vfp_is_call_candidate): New function.
8084 (aapcs_vfp_allocate): New function.
8085 (aapcs_vfp_allocate_return_reg): New function.
8086 (aapcs_vfp_advance): New function.
8087 (aapcs_cp_arg_layout): New variable.
8088 (aapcs_select_call_coproc): New function.
8089 (aapcs_select_return_coproc): New function.
8090 (aapcs_allocate_return_reg): New function.
8091 (aapcs_libcall_value): New function.
8092 (aapcs_layout_arg): New function.
8093 (arm_init_cumulative_args): Initialize AAPCS args data.
8094 (arm_function_arg): Handle AAPCS variants using new interface.
8095 (arm_arg_parital_bytes): Likewise.
8096 (arm_function_arg_advance): New function.
8097 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
8098 calling conventions.
8099 (arm_setup_incoming_varargs): Handle new AAPCS args data.
8100 * arm.h (NUM_VFP_ARG_REGS): Define.
8101 (LIBCALL_VALUE): Update.
8102 (FUNCTION_VALUE): Delete.
8103 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
8104 (arm_pcs): New enum.
8105 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
8106 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
8107 (FUNCTION_ARG_REGNO_P): Add VFP regs.
8108 * arm-protos.h (arm_function_arg_advance): Add.
8109 (aapcs_libcall_value): Add.
8110 (arm_function_value): Delete.
8112 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
8113 H.J. Lu <hongjiu.lu@intel.com>
8116 * config/i386/i386.c (standard_sse_mode_p): Remove.
8117 (standard_sse_constant_p): Return 2 for integer mode
8118 vector_all_ones_operand when SSE2 is enabled.
8119 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
8120 (ix86_expand_vector_move): Do not check for negative values from
8121 standard_sse_constant_p.
8123 2009-08-06 Richard Guenther <rguenther@suse.de>
8125 * tree-ssa.c (useless_type_conversion_p_1): Make function and
8126 array type comparisons frontend independent.
8127 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
8128 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
8129 out array reference lower bound and element size operands.
8130 (ao_ref_init_from_vn_reference): Properly compute the offset
8131 for ARRAY_RANGE_REF.
8132 (vn_reference_fold_indirect): Fill out array reference lower
8133 bound and element size operands.
8134 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
8135 a non gimple valued reference operand which can happen for
8136 array reference lower bound or element size.
8137 (create_component_ref_by_pieces_1): Properly generate the
8138 element size operand for array references.
8140 2009-08-06 Richard Guenther <rguenther@suse.de>
8142 PR tree-optimization/40964
8143 * tree.c (iterative_hash_host_wide_int): Export.
8144 * tree.h (iterative_hash_host_wide_int): Declare.
8145 * tree-ssa-structalias.c (heapvar_map): New struct.
8146 (heapvar_map_eq): New function.
8147 (heapvar_map_hash): Likewise.
8148 (heapvar_lookup): Adjust.
8149 (heapvar_insert): Likewise.
8150 (make_constraint_from_heapvar): Allow multiple heap variables
8151 per decl at different offsets.
8152 (init_alias_heapvars): Adjust.
8154 2009-08-04 David Daney <ddaney@caviumnetworks.com>
8156 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
8157 * mips_output_sync_loop (mips_output_sync_loop): Only emit
8158 trailing sync if TARGET_SYNC_AFTER_SC.
8160 2009-08-05 David Daney <ddaney@caviumnetworks.com>
8162 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
8163 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
8164 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
8165 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
8166 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
8167 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
8168 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
8169 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
8170 test_and_set_12): Rewrite calls to mips_output_sync_loop.
8171 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
8172 the prototype declaration match the definition.
8173 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
8174 instructions explicitly. Add barrier_before and operands
8176 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
8177 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
8178 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
8179 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
8180 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
8181 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
8183 2009-08-05 Andrew Pinski <pinskia@gmail.com>
8185 * tree-ssa-alias.c: Fix intervals to use [) syntax.
8187 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
8188 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
8191 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
8194 2009-08-05 Jakub Jelinek <jakub@redhat.com>
8196 PR rtl-optimization/40924
8197 * dse.c (canon_address): Before calling cselib_expand_value_rtx
8198 make sure canon_rtx (mem_address) isn't simpler than
8199 canon_rtx (expanded_mem_address).
8201 2009-08-05 Li Feng <nemokingdom@gmail.com>
8203 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
8205 (build_scop_drs): Build alias set for each SCoP.
8207 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
8209 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
8210 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
8211 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
8212 (MIPS_ARCH_FLOAT_SPEC): Likewise.
8213 (BASE_DRIVER_SELF_SPECS): Likewise.
8215 2009-08-04 Andrew Pinski <pinskia@gmail.com>
8217 * tree-ssa-alias.c: Fix some comment typos.
8219 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
8221 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
8222 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
8224 2009-08-03 Janis Johnson <janis187@us.ibm.com>
8227 * simplify-rtx.c (simplify_binary_operation_1): Disable
8228 simplifications for decimal float operations.
8230 2009-08-03 Jakub Jelinek <jakub@redhat.com>
8233 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
8234 operand of INDIRECT_REF.
8236 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
8238 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
8239 constants referencing TLS symbols.
8241 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
8243 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
8244 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
8246 2009-08-03 Richard Guenther <rguenther@suse.de>
8248 * tree.c (make_vector_type): Build a main variant first,
8249 get the canonical one and then build the variant.
8250 * tree-ssa.c (useless_type_conversion_p_1): Handle
8252 (useless_type_conversion_p): Conversions to pointers to
8253 incomplete record types are useless.
8255 2009-08-03 Richard Guenther <rguenther@suse.de>
8257 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
8258 file will be created.
8259 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
8260 * toplev.c (compile_file): Adjust comment.
8262 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
8264 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
8265 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
8266 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8267 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8268 (sh_promote_function_mode): Fix typo.
8270 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
8272 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
8274 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8276 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
8277 declaration arguments.
8279 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
8281 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
8282 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
8283 (ix86_split_ashl): Ditto.
8284 (ix86_expand_vector_init_one_nonzero): Ditto.
8285 (ix86_expand_vector_set): Ditto.
8286 (ix86_expand_reduc_v4sf): Ditto.
8288 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
8290 * explow.c (promote_function_mode): Remove assert.
8291 * config/sh/sh.c (sh_promote_function_mode): Declare.
8293 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8295 * config/pa/pa.c (pa_promote_function_mode): Declare.
8296 Change to static. Fix promote_mode call.
8298 * gthr-dce.h (CONST_CAST2): Define if not defined.
8299 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
8301 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
8303 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
8305 * expr.c (store_constructor): Use promote_decl_mode. Remove
8306 now write-only variable unsignedp.
8307 (expand_expr_real_1): Use promote_decl_mode.
8308 * expr.h (promote_function_mode, promote_decl_mode): New.
8309 (promote_mode): Remove last argument.
8310 * function.c (assign_temp): Drop last argument of promote_mode.
8311 (assign_parm_find_data_types): Use promote_function_mode.
8312 (assign_parm_setup_reg): Likewise.
8313 (expand_function_end): Use promote_function_mode.
8314 * calls.c (initialize_argument_information): Use promote_function_mode.
8315 (precompute_arguments): Use promote_mode instead of checking if
8316 only PROMOTE_FUNCTION_MODE is defined.
8317 (expand_call): When making sibcall decisions, use promote_function_mode.
8318 Below, remove an if for targetm.calls.promote_function_return and
8319 and use promote_function_mode.
8320 (emit_library_call_value_1): Use promote_function_mode, fix bug
8321 where promote_mode was passed FOR_CALL == 0 for a return value in an
8323 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
8324 * explow.c (promote_function_mode, promote_decl_mode): New.
8325 (promote_mode): Keep only the FOR_CALL == 0 case.
8326 * combine.c (setup_incoming_promotion): Remove test of
8327 promote_function_args. Use promote_function_mode.
8328 * stmt.c (expand_value_return): Use promote_decl_mode.
8329 (expand_decl): Use promote_decl_mode.
8331 * expr.c (store_constructor): Use promote_decl_mode. Remove
8332 now write-only variable unsignedp.
8333 (expand_expr_real_1): Use promote_decl_mode.
8334 * expr.h (promote_function_mode, promote_decl_mode): New.
8335 (promote_mode): Remove last argument.
8336 * function.c (assign_temp): Drop last argument of promote_mode.
8337 (assign_parm_find_data_types): Use promote_function_mode.
8338 (assign_parm_setup_reg): Likewise.
8339 (expand_function_end): Use promote_function_mode.
8340 * calls.c (initialize_argument_information): Use promote_function_mode.
8341 (precompute_arguments): Use promote_mode instead of checking if
8342 only PROMOTE_FUNCTION_MODE is defined.
8343 (expand_call): When making sibcall decisions, use promote_function_mode.
8344 Below, remove an if for targetm.calls.promote_function_return and
8345 and use promote_function_mode.
8346 (emit_library_call_value_1): Use promote_function_mode, fix bug
8347 where promote_mode was passed FOR_CALL == 0 for a return value in an
8349 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
8350 * explow.c (promote_function_mode, promote_decl_mode): New.
8351 (promote_mode): Keep only the FOR_CALL == 0 case.
8352 * combine.c (setup_incoming_promotion): Remove test of
8353 promote_function_args. Use promote_function_mode.
8354 * stmt.c (expand_value_return): Use promote_decl_mode.
8355 (expand_decl): Use promote_decl_mode.
8357 * explow.c (promote_function_mode): Just call the target hook.
8358 * targhooks.c (default_promote_function_mode,
8359 default_promote_function_mode_always_promote): New.
8360 * targhooks.h (default_promote_function_mode,
8361 default_promote_function_mode_always_promote): Declare.
8362 * target.h (promote_function_args, promote_function_return): Remove.
8363 (promote_function_mode): New.
8364 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
8365 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8366 (TARGET_PROMOTE_FUNCTION_MODE): New.
8367 (TARGET_CALLS): Adjust.
8368 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
8369 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
8371 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
8372 * config/s390/s390.c (s390_promote_function_mode): ... here,
8373 with pointer handling.
8374 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8375 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8377 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
8378 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
8379 with pointer handling.
8380 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8381 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8383 * config/sh/sh-protos.h (sh_promote_function_mode): New.
8384 * config/sh/sh.c (sh_promote_function_mode): New.
8385 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8386 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8388 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
8389 * config/cris/cris.c (cris_promote_function_mode): ... here.
8390 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8391 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8393 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
8394 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
8395 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8396 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8398 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
8399 * config/arm/arm.c (arm_promote_function_mode): ... here, without
8400 complex type handling.
8401 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8402 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8404 * config/pa/pa.c (pa_promote_function_mode): New.
8405 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8406 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8408 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
8409 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8410 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
8411 * config/xtensa/xtensa.c: Likewise.
8412 * config/stormy16/stormy16.c: Likewise.
8413 * config/iq2000/iq2000.c: Likewise.
8414 * config/rs6000/rs6000.c: Likewise.
8415 * config/picochip/picochip.c: Likewise.
8416 * config/arc/arc.c: Likewise.
8417 * config/mcore/mcore.c: Likewise.
8418 * config/score/score.c: Likewise.
8419 * config/mips/mips.c: Likewise.
8420 * config/bfin/bfin.c: Likewise.
8421 * config/ia64/ia64.c: Likewise (disabled though).
8423 * config/frv/frv.h: Remove pointless remark.
8425 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
8426 TARGET_PROMOTE_FUNCTION_ARGS,
8427 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
8428 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
8430 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
8432 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
8433 -floop-parallelize-all.
8434 * toplev.c (process_options): Rename flag_graphite_force_parallel to
8435 flag_loop_parallelize_all.
8436 * tree-ssa-loop.c (gate_graphite_transforms): Same.
8437 * graphite.c (graphite_transform_loops): Same.
8439 * graphite-poly.c (apply_poly_transforms): Same.
8441 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
8443 PR tree-optimization/40914
8444 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
8445 if set, then check the delta field of the PMF record.
8446 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
8447 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
8448 call is stored in the delta.
8450 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
8452 * config/mips/mips.md (*clear_upper32_dext): New pattern.
8454 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
8456 * config/i386/bsd.h (ASM_BYTE): New define.
8457 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
8458 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
8459 .byte. Use fputs or putc instead of fprintf where appropriate.
8460 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
8461 fputs or putc instead of fprintf where appropriate.
8462 * config/i386/i386elf.h: Ditto.
8463 * config/i386/sysv4.h: Ditto.
8465 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
8466 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
8467 (*tls_global_dynamic_64): Ditto.
8469 2009-07-31 Christian Bruel <christian.bruel@st.com>
8471 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
8473 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8475 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
8476 Remove dead code for MINUS.
8478 2009-07-31 Anthony Green <green@moxielogic.com>
8480 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
8482 (moxie_expand_epilogue): Ditto for epilogue.
8483 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
8485 (moxie_function_arg): Ditto.
8486 (moxie_pass_by_reference): Ditto.
8487 (moxie_arg_partial_bytes): Ditto.
8488 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
8489 (FUNCTION_ARG_ADVANCE) Ditto.
8490 (REG_PARM_STACK_SPACE) Ditto.
8491 (FUNCTION_ARG_REGNO_P) Dito.
8493 * config.gcc: Add moxie linux config support.
8494 * gcc/config/moxie/uclinux.h: New file.
8496 2009-07-31 DJ Delorie <dj@redhat.com>
8498 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
8499 (UNSPECV_SP_SWITCH_E): New.
8500 (sp_switch_1): Change to an unspec.
8501 (sp_switch_2): Change to an unspec. Don't use post-inc when we
8503 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
8504 reference the new stack's address
8506 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8508 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
8509 graphite-clast-to-gimple.o, graphite-dependences.o,
8510 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
8511 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
8512 (graphite-blocking.o,
8513 graphite-clast-to-gimple.o, graphite-dependences.o,
8514 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
8515 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
8516 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
8517 * cfgloop.h (struct loop): Add can_be_parallel field.
8518 * common.opt (fgraphite-identity): Moved up.
8519 (fgraphite-force-parallel): New flag.
8520 * graphite.c: Rewrite.
8521 * graphite.h: Rewrite.
8522 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
8524 * toplev.c (graphite_out_file): New file descriptor.
8525 (graphite_in_file): New.
8526 (process_options): flag_graphite_force_parallel cannot be used without
8528 * tree-ssa-loop.c: Include toplev.h.
8529 (gate_graphite_transforms): Enable flag_graphite for
8530 flag_graphite_force_parallel.
8532 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8534 * ChangeLog.graphite: New.
8535 * graphite-blocking.c: New.
8536 * graphite-clast-to-gimple.c: New.
8537 * graphite-clast-to-gimple.h: New.
8538 * graphite-dependences.c: New.
8539 * graphite-dependences.h: New.
8540 * graphite-interchange.c: New.
8541 * graphite-poly.c: New.
8542 * graphite-poly.h: New.
8543 * graphite-ppl.c: New.
8544 * graphite-ppl.h: New.
8545 * graphite-scop-detection.c: New.
8546 * graphite-scop-detection.h: New.
8547 * graphite-sese-to-poly.c: New.
8548 * graphite-sese-to-poly.h: New.
8552 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8554 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
8555 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
8557 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8559 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
8560 (scev_is_linear_expression): Return false if the evolution is not
8561 affine multivariate.
8563 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8565 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
8566 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
8568 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8570 * tree-data-ref.c (debug_data_references): New.
8571 (debug_data_reference): New.
8572 * tree-data-ref.h (debug_data_references): Declared.
8573 (debug_data_reference): Declared.
8575 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8577 * tree-data-ref.c (stmt_simple_memref_p: Removed.
8578 * tree-data-ref.h (scop_p): Removed.
8579 (struct data_reference): Remove field scop.
8581 (stmt_simple_memref_p): Removed.
8583 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8585 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
8586 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
8589 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8591 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
8593 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8595 * doc/invoke.texi (-fgraphite-identity): Documented.
8597 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8599 * tree-scalar-evolution.c: Fix comment.
8600 (instantiate_scev_1): Return unknow from scev instantiation if the
8601 result is not above instantiate_below.
8603 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8605 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
8606 static anymore. Instantiate the symbols that may have been introduced
8608 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
8611 2009-07-30 DJ Delorie <dj@redhat.com>
8613 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
8614 .vliw directive to VLIW sections.
8616 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8618 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
8620 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
8621 (AUTOHEADER): New variable.
8622 ($(srcdir)/cstamp-h.in): Use it.
8624 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
8625 Pat Haugen <pthaugen@us.ibm.com>
8626 Revital Eres <ERES@il.ibm.com>
8628 * config/rs6000/vector.md (VEC_F): Add VSX support.
8632 (vector_load_<mode>): Ditto.
8633 (vector_store_<mode>): Ditto.
8634 (vector GPR move split): Ditto.
8635 (vec_reload_and_plus_<mptrsize>): Ditto.
8636 (vec_reload_and_reg_<mptrsize>): Ditto.
8637 (add<mode>3): Ditto.
8638 (sub<mode>3): Ditto.
8639 (mul<mode>3): Ditto.
8640 (neg<mode>2): Ditto.
8641 (abs<mode>2): Ditto.
8642 (smin<mode>3): Ditto.
8643 (smax<mode>3): Ditto.
8644 (vector_eq<mode>): Ditto.
8645 (vector_gt<mode>): Ditto.
8646 (vector_ge<mode>): Ditto.
8647 (vector_gtu<mode>): Ditto.
8648 (vector_select_<mode>_uns): Ditto.
8649 (vector_eq_<mode>_p): Ditto.
8650 (vector_gt_<mode>_p): Ditto.
8651 (vector_ge_<mode>_p): Ditto.
8652 (vector_gtu_<mode>_p): Ditto.
8653 (cr6_test_for_zero): Ditto.
8654 (cr6_test_for_zero_reverse): Ditto.
8655 (cr6_test_for_lt): Ditto.
8656 (cr6_test_for_lt_reverse): Ditto.
8657 (xor<mode>3): Ditto.
8658 (ior<mode>3): Ditto.
8659 (and<mode>3): Ditto.
8660 (one_cmpl<mode>2): Ditto.
8661 (nor<mode>2): Ditto.
8662 (andc<mode>2): Ditto.
8663 (float<VEC_int<mode>2): Ditto.
8664 (unsigned_float<VEC_int><mode>2): Ditto.
8665 (fix_trunc<mode><VEC_int>2): Ditto.
8666 (fixuns_trunc<mode><VEC_int>2): Ditto.
8668 (vec_set<mode>): Ditto.
8669 (vec_extract<mode>): Ditto.
8670 (vec_interleave_highv4sf): Ditto.
8671 (vec_interleave_lowv4sf): Ditto.
8672 (vec_realign_load_<mode>): Ditto.
8673 (vec_shl_<mode>): Ditto.
8674 (vec_shr_<mode>): Ditto.
8675 (div<mode>3): New patterns for VSX.
8676 (vec_interleave_highv2df): Ditto.
8677 (vec_interleave_lowv2df): Ditto.
8678 (vec_pack_trunc_v2df): Ditto.
8679 (vec_pack_sfix_trunc_v2df): Ditto.
8680 (vec_pack_ufix_trunc_v2df): Ditto.
8681 (vec_unpacks_hi_v4sf): Ditto.
8682 (vec_unpacks_lo_v4sf): Ditto.
8683 (vec_unpacks_float_hi_v4si): Ditto.
8684 (vec_unpacks_float_lo_v4si): Ditto.
8685 (vec_unpacku_float_hi_v4si): Ditto.
8686 (vec_unpacku_float_lo_v4si): Ditto.
8687 (movmisalign<mode>): Ditto.
8688 (vector_ceil<mode>2): New patterns for vectorizing math library.
8689 (vector_floor<mode>2): Ditto.
8690 (vector_btrunc<mode>2): Ditto.
8691 (vector_copysign<mode>3): Ditto.
8693 * config/rs6000/predicates.md (easy_vector_constant_msb): New
8694 predicate for setting the high bit in each word, used for copysign.
8696 * config/rs6000/ppc-asm.h (f19): Whitespace.
8697 (f32-f63): Define if VSX.
8698 (v0-v31): Define if Altivec.
8699 (vs0-vs63): Define if VSX.
8701 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
8703 * config/rs6000/power7.md: New file, provide tuning parameters for
8706 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
8707 (rs6000_cpu_cpp_builtins): Ditto.
8708 (altivec_overloaded_builtins): Ditto.
8709 (altivec_resolve_overloaded_builtin): Ditto.
8711 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
8712 debug switch to disable vectorizing simple math builtin
8715 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
8716 Vectorize simple math builtin functions.
8717 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
8718 hook to vectorize math builtins.
8719 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
8720 (rs6000_builtin_conversion): Add VSX/power7 support.
8721 (rs6000_builtin_vec_perm): Ditto.
8722 (vsplits_constant): Add support for loading up a vector constant
8723 with just the high bit set in each part.
8724 (rs6000_expand_vector_init): Add VSX/power7 support.
8725 (rs6000_expand_vector_set): Ditto.
8726 (rs6000_expand_vector_extract): Ditto.
8727 (rs6000_emit_move): Ditto.
8728 (bdesc_3arg): Ditto.
8729 (bdesc_2arg): Ditto.
8730 (bdesc_1arg): Ditto.
8731 (rs6000_expand_ternop_builtin): Ditto.
8732 (altivec_expand_builtin): Ditto.
8733 (rs6000_expand_unop_builtin): Ditto.
8734 (rs6000_init_builtins): Ditto.
8735 (altivec_init_builtins): Ditto.
8736 (builtin_function_type): Ditto.
8737 (rs6000_common_init_builtins): Ditto.
8738 (rs6000_handle_altivec_attribute); Ditto.
8739 (rs6000_mangle_type): Ditto.
8740 (rs6000_vector_mode_supported_p): Ditto.
8741 (rs6000_mode_dependent_address): Altivec addresses with AND -16
8744 * config/rs6000/vsx.md: New file for VSX support.
8746 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
8747 identifing values with just the most significant bit set.
8748 (enum rs6000_builtins): Add builtins for VSX. Add simple math
8749 vectorized builtins.
8751 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
8752 (UNSPEC_VRFIM): Delete.
8753 (splitter for loading up vector with most significant bit): New
8754 splitter for vectorizing copysign.
8755 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
8756 vectorizing simple math functions.
8757 (altivec_vrfip): Add support for vectorizing simple math functions.
8758 (altivec_vrfim): Ditto.
8759 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
8761 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
8762 (power7.md, vsx.md): Include for power7 support.
8763 (copysigndf3): Use VSX instructions if -mvsx.
8764 (negdf2_fpr): Ditto.
8765 (absdf2_fpr): Ditto.
8766 (nabsdf2_fpr): Ditto.
8767 (adddf3_fpr): Ditto.
8768 (subdf3_fpr): Ditto.
8769 (muldf3_fpr): Ditto.
8770 (divdf3_fpr): Ditto.
8771 (fix_truncdfdi2_fpr): Ditto.
8772 (cmpdf_internal1): Ditto.
8773 (fred, fred_fpr): Convert into expander/insn to add VSX support.
8774 (btruncdf2, btruncdf2_fpr): Ditto.
8775 (ceildf2, ceildf2_fpr): Ditto.
8776 (floordf2, floordf2_fpr): Ditto.
8777 (floatdidf2, floatdidf2_fpr): Ditto.
8778 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
8779 (fmsubdf4_fpr): Ditto.
8780 (fnmadddf4_fpr_1): Ditto.
8781 (fnmadddf4_fpr_2): Ditto.
8782 (fnmsubdf4_fpr_1): Ditto.
8783 (fnmsubdf4_fpr_2): Ditto.
8784 (fixuns_truncdfdi2): Add expander for VSX support.
8785 (fix_truncdfdi2): Ditto.
8786 (fix_truncdfsi2): Ditto.
8788 (btruncsf2): Whitespace.
8789 (movdf_hardfloat32): Add support for VSX registers.
8790 (movdf_softfloat32): Ditto.
8791 (movdf_hardfloat64): Ditto.
8792 (movdf_hardfloat64_mfpgpr): Ditto.
8793 (movdf_softfloat64): Ditto.
8794 (movti splitters): Add check for vector registers supporting
8795 TImode in the future.
8796 (bpermd): Add power7 bpermd instruction.
8798 * config/rs6000/altivec.h (vec_div): Define if VSX.
8802 (vec_nearbyint): Ditto.
8805 (all predicates): Use the generic builtin function, and not the V4SF
8806 specific function so that the predicates will work with VSX's V2DF.
8810 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
8811 Document new VSX functions and types.
8813 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
8816 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
8817 "wa", and "j" constraints. Modify "v" to talk about Altivec
8818 instead of just vector.
8820 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
8823 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
8824 location for phi arguments.
8825 (rewrite_update_phi_arguments): Find locations for reaching defs.
8826 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
8827 Add location to add_phi_arg calls.
8828 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
8829 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
8830 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
8831 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
8832 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
8833 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
8834 * tree-phinodes.c (make_phi_node): Initialize location.
8835 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
8836 (add_phi_arg): Add location parameter.
8837 (remove_phi_arg_num): Move location when moving phi argument.
8838 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
8840 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
8841 slpeel_update_phi_nodes_for_guard1,
8842 slpeel_update_phi_nodes_for_guard2,
8843 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
8844 vect_loop_versioning): Set locations.
8845 * tree-parloops.c (create_phi_for_local_result,
8846 transform_to_exit_first_loop, create_parallel_loop): Add locations.
8847 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
8848 * tree-vect-loop.c (get_initial_def_for_induction,
8849 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
8851 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
8852 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
8853 (gimple_phi_arg_set_location): New. Set locus.
8854 (gimple_phi_arg_has_location): New. Check for locus.
8855 (redirect_edge_var_map_location): New. Return locus from var_map.
8856 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
8857 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
8858 combining PHI arguments.
8859 (cond_store_replacement): Set location.
8860 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
8861 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
8862 scop_add_exit_phis_edge): Add locations.
8863 * tree-cfgcleanup.c (remove_forwarder_block,
8864 remove_forwarder_block_with_phi): Add locations.
8865 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
8866 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
8868 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
8869 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
8870 flush_pending_stmts): Add source location.
8871 * lambda-code.c (perfect_nestify): Maintain location stack with argument
8872 stack to preserve locations.
8873 * tree-vect-stmts.c (vectorizable_load): Add location.
8874 * tree-inline.c (copy_phis_for_bb): Copy locus.
8875 (setup_one_parameter): Add call locus to inlined parameter stmts.
8876 (initialize_inlined_parameters): Pass in call location as parameter
8878 (tree_function_versioning): Pass location to setup_one_parameter.
8879 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
8880 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
8881 copy and edge lists.
8882 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
8883 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
8884 locus parameter and override the stmt default if provided.
8885 (new_elim_graph, clear_elim_graph, delete_elim_graph,
8886 elim_graph_add_edge, elim_graph_remove_succ_edge,
8887 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
8888 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
8889 eliminate_phi): Add locus info in elimination graph for each edge and
8891 (insert_backedge_copies): Copy locus if present.
8892 * tree-flow.h (struct _edge_var_map): Add locus field.
8893 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
8894 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
8895 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
8897 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
8899 2009-07-30 Martin Jambor <mjambor@suse.cz>
8901 PR tree-optimization/40570
8902 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
8905 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
8907 * ssa-loop-manip.c: Include langhooks.h.
8908 (rewrite_phi_with_iv): New.
8909 (rewrite_all_phi_nodes_with_iv): New.
8910 (canonicalize_loop_ivs): Move here from tree-parloops.c.
8911 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
8912 * tree-parloops.c (loop_parallel_p): Move out all conditions
8913 except dependency check.
8914 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
8915 (gen_parallel_loop): Call canonicalize_loop_ivs without
8916 reduction_list argument.
8917 (build_new_reduction): New.
8918 (gather_scalar_reductions): New.
8919 (try_get_loop_niter): New.
8920 (try_create_reduction_list): New.
8921 (parallleize_loops): Change the parallel conditions check.
8922 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
8923 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
8925 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
8927 * opt-functions.awk (opt_args): Allow argument to be enclosed in
8929 * doc/options.texi (Option properties): Mention new quoting syntax.
8931 2009-07-29 Douglas B Rupp <rupp@gnat.com>
8933 * config/alpha/alpha.c (alpha_start_function):
8934 Handle VMS_DEBUG_MAIN_POINTER
8935 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
8936 * doc/invoke.texi: Document -mdebug-main switch.
8938 2009-07-29 Richard Henderson <rth@redhat.com>
8940 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
8941 (cgraph_create_edge_including_clones): Likewise.
8942 * tree-inline.c (copy_bb): Operate on the correct edges
8943 when updating the callgraph.
8945 2009-07-29 Douglas B Rupp <rupp@gnat.com>
8947 * config/alpha/vms-cc.c: Deleted.
8948 * config/alpha/vms-ld.c: Deleted.
8949 * config/alpha/t-vms64: Moved to config/vms
8950 * config/alpha/vms-crt0-64.c: Moved to config/vms
8951 * config/alpha/vms-crt0.c: Moved to config/vms
8952 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
8953 * config/alpha/vms-psxcrt0.c: Moved to config/vms
8954 * config/alpha/xm-vms.h: Moved to config/vms
8955 * config/alpha/x-vms: Moved to config/vms
8956 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
8958 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
8959 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
8961 * config/vms/t-vms64: Moved here from config/alpha
8962 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
8963 (argc,argv,envp): Enforce 32bit malloc'ing.
8964 * config/vms/vms-psxcrt0-64.c: Likewise.
8965 * config/vms/vms-crt0.c: Moved here from config/alpha.
8966 * config/vms/vms-psxcrt0.c: Likewise.
8967 * config/vms/vms-crtl-64.h: New file.
8968 * config/vms/vms-crtl.h: New file.
8969 * config/vms/vms.opt: New file.
8970 * config/vms/xm-vms64.h: New file.
8971 * config/vms/xm-vms.h: Moved here from config/alpha.
8972 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
8974 * config/vms/x-vms: Moved here from config/alpha.
8975 (version, VMS_EXTRA_PARTS): Moved to t-vms.
8976 (vms-ld.o, vms-cc.o): Removed.
8977 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
8979 2009-07-29 Douglas B Rupp <rupp@gnat.com>
8981 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
8982 correct stack (obvious VMS fix).
8984 2009-07-29 Douglas B Rupp <rupp@gnat.com>
8986 * dwarf2out.c (output_file_names): Output VMS style file name, size,
8987 date, version info if VMS_DEBUGGING_INFO defined.
8988 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
8989 size, date calculating code moved here.
8991 2009-07-29 Paul Brook <paul@codesourcery.com>
8993 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
8996 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
8999 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
9000 to DImode when generating insq_le insn.
9002 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9004 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
9005 New macro set for VMS_DEBUGGGING_INFO.
9006 (AT_string_form): Use it.
9008 2009-07-28 DJ Delorie <dj@redhat.com>
9010 * config/mep/mep.c (vtext_section): New.
9011 (vftext_section): New.
9012 (ftext_section): New.
9013 (mep_select_section): Add support for functions.
9014 (mep_unique_section): Likewise.
9015 (mep_asm_init_sections): Likewise.
9016 (mep_encode_section_info): Remove it from here.
9018 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
9020 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
9022 * tree.h (TREE_DEPRECATED): Document it is used for types too.
9023 (TYPE_VECTOR_OPAQUE): Use default_def_flag
9025 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9027 * dwarf2out.c (output_file_names): Test new macro
9028 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
9029 (add_comp_dir_attribute): Likewise.
9031 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
9033 * config/i386/mingw-w64.h (LINK_SPEC): Add
9034 separating space between commands.
9036 2009-07-28 Jan Hubicka <jh@suse.cz>
9038 PR tree-optimization/40759
9039 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
9042 2009-07-27 DJ Delorie <dj@redhat.com>
9044 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
9045 types are dword-aligned.
9046 (mep_expand_va_start): Likewise.
9048 2009-07-27 Olivier Hainque <hainque@adacore.com>
9049 Douglas B Rupp <rupp@gnat.com>
9051 * convert.c (convert_to_pointer): Don't assume the target
9052 pointer type is POINTER_SIZE long. Fetch its precision instead.
9054 2009-07-27 Douglas B Rupp <rupp@gnat.com>
9056 * system.h (fopen): Undefine if macro.
9058 2009-07-27 Jakub Jelinek <jakub@redhat.com>
9060 * dwarf2out.c (output_cfi_p): Removed.
9061 (output_cfis): New function.
9062 (output_fde): New function, split from output_call_frame_info.
9063 (output_call_frame_info): Use it.
9064 (dwarf2out_switch_text_section): Use output_cfis.
9066 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9068 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
9069 TARGET_BI_ARCH is specified without enabling SJLJ.
9070 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
9071 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
9073 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
9075 * arm.md (negdi2): Use DImode if forcing a value into a register.
9077 2009-07-26 Ira Rosen <irar@il.ibm.com>
9079 PR tree-optimization/40801
9080 * tree-vect-stmts.c (vectorizable_call): Get previous copy
9081 of vector operand from the previous copy of vector statement.
9082 Pass the correct definition type value to
9083 vect_get_vec_def_for_stmt_copy().
9085 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9087 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
9088 const char ** conversion.
9090 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9092 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
9093 fancy_abort() if !ENABLE_ASSERT_CHECKING.
9094 (gcc_unreachable): Invoke __builtin_unreachable() if
9095 !ENABLE_ASSERT_CHECKING.
9097 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9099 PR rtl-optimization/40445
9100 * emit-rtl.c (next_nonnote_insn_bb): New function.
9101 * rtl.h (next_nonnote_insn_bb): Declare new function.
9102 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
9103 with no successors that is the successor of the ENTRY_BLOCK.
9104 Continue from the top after removing an empty fallthrough block.
9105 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
9106 of next_nonnote_insn.
9108 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9110 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
9112 2009-07-25 Martin Jambor <mjambor@suse.cz>
9114 * c-common.c (c_common_attribute_table): New element for noclone.
9115 (handle_noclone_attribute): New function. Forward-declare.
9116 * tree-inline.c (tree_versionable_function_p): Check for noclone
9118 * doc/extend.texi (Labels as Values): Document need for noclone.
9119 (Function Attributes): Document noclone attribute.
9121 2009-07-25 Jakub Jelinek <jakub@redhat.com>
9123 PR rtl-optimization/34999
9124 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
9125 and dw_fde_switched_cold_to_hot fields.
9126 (output_cfi_p): New function.
9127 (output_call_frame_info): If fde->dw_fde_switched_sections,
9128 output 2 FDEs instead of one with corrupted header.
9129 (dwarf2out_do_cfi_startproc): New function.
9130 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
9131 and fde->dw_fde_switched_cold_to_hot.
9132 (dwarf2out_switch_text_section): Compute
9133 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
9134 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
9135 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
9136 Otherwise, compute fde->dw_fde_switch_cfi.
9138 2009-07-24 Cary Coutant <ccoutant@google.com>
9140 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
9142 2009-07-24 Cary Coutant <ccoutant@google.com>
9144 * cfghooks.c (split_block): Copy discriminator to new block.
9145 * tree-cfg.c (assign_discriminator): Check location of last
9146 instruction in block as well as first.
9148 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
9150 * config/i386/linux.c: Use fputs or putc instead of fprintf
9152 * config/i386/gas.h: Ditto.
9153 * config/i386/x86-64.h: Ditto.
9154 * config/i386/att.h: Ditto.
9156 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9158 * expmed.c (emit_store_flag): Use a recursive call to optimize the
9161 2009-07-24 Martin Jambor <mjambor@suse.cz>
9163 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
9164 (ipa_push_func_to_list_1): Declare.
9165 (ipa_push_func_to_list): New function.
9167 * ipa-prop.c (ipa_push_func_to_list_1): New function.
9168 (ipa_init_func_list): Call ipa_push_func_to_list_1.
9169 (ipa_push_func_to_list): Removed.
9170 (ipa_pop_func_from_list): Clear node_enqueued flag.
9172 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
9174 * config/s390/s390.c (override_options): Default
9175 max-unrolled-insns to 100 for z10 tuning.
9177 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
9179 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
9180 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
9181 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
9182 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
9183 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
9184 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
9185 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
9187 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9189 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
9190 use default set in mingw32.h header.
9191 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
9192 64-bit /mingw/include path.
9193 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
9196 2009-07-23 Neil Vachharajani <nvachhar@google.com>
9198 PR rtl-optimization/40209
9199 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
9201 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
9203 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
9204 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
9205 with the rest of string where appropriate. Use fputs or putc
9206 instead of fprintf where appropriate.
9208 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
9209 Pat Haugen <pthaugen@us.ibm.com>
9210 Revital Eres <ERES@il.ibm.com>
9212 * config/rs6000/vector.md: New file. Move most of the vector
9213 expander support here from altivec.md to allow for the VSX vector
9214 unit in the future. Add support for secondary_reload patterns.
9215 Rewrite the patterns for vector comparison, and vector comparison
9216 predicate instructions so that the RTL expresses the desired
9217 behavior, instead of using unspec.
9219 * config/rs6000/constraints.md ("f" constraint): Use
9220 rs6000_constraints to hold the precalculated register class.
9221 ("d" constraint): Ditto.
9222 ("wd" constraint): New constraint for VSX.
9223 ("wf" constraint): Ditto.
9224 ("ws" constraint): Ditto.
9225 ("wa" constraint): Ditto.
9226 ("wZ" constraint): Ditto.
9227 ("j" constraint): Ditto.
9229 * config/rs6000/predicates.md (vsx_register_operand): New
9231 (vfloat_operand): New predicate for vector.md.
9232 (vint_operand): Ditto.
9233 (vlogical_operand): Ditto.
9234 (easy_fp_constant): If VSX, 0.0 is an easy constant.
9235 (easy_vector_constant): Add VSX support.
9236 (altivec_indexed_or_indirect_operand): New predicate for
9237 recognizing Altivec style memory references with AND -16.
9239 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
9240 for vector secondary reload support.
9241 (rs6000_vector_reg_class): Delete, replacing it with
9243 (rs6000_vsx_reg_class): Ditto.
9244 (rs6000_constraints): New array to hold the register classes of
9245 each of the register constraints that can vary at runtime.
9246 (builtin_mode_to_type): New static array for builtin function type
9248 (builtin_hash_table): New static hash table for builtin function
9250 (TARGET_SECONDARY_RELOAD): Define target hook.
9251 (TARGET_IRA_COVER_CLASSES): Ditto.
9252 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
9253 registers are 128 bits if VSX memory reference instructions are used.
9254 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
9256 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
9257 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
9258 Print several of the scheduling related parameters.
9259 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
9260 rs6000_constraints instead of rs6000_vector_reg_class. Move
9261 -mdebug=reg code to rs6000_debug_reg_global. Add support for
9262 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
9263 Altivec. Add VSX support. Setup for secondary reload support on
9264 Altivec/VSX registers.
9265 (rs6000_override_options): Make power7 set the scheduling groups
9266 like the power5. Add support for new debug switches to override
9267 the scheduling defaults. Temporarily disable -mcpu=power7 from
9268 setting -mvsx. Add support for debug switches -malways-hint,
9269 -msched-groups, and -malign-branch-targets.
9270 (rs6000_buitlin_conversion): Add support for returning unsigned
9271 vector conversion functions to fix regressions due to stricter
9273 (rs6000_builtin_mul_widen_even): Ditto.
9274 (rs6000_builtin_mul_widen_odd): Ditto.
9275 (rs6000_builtin_vec_perm): Ditto.
9276 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
9277 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
9279 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
9281 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
9282 VSX types for bit operations. Changes to accomidate vector.md.
9283 (bdesc_2arg): Ditto.
9284 (bdesc_1arg): Ditto.
9285 (struct builtin_description_predicates): Rewrite predicate
9286 handling so that RTL describes the operation, instead of passing
9287 the instruction to be used as a string argument.
9288 (bdesc_altivec_preds): Ditto.
9289 (altivec_expand_predicate_builtin): Ditto.
9290 (altivec_expand_builtin): Ditto.
9291 (rs6000_expand_ternop_builtin): Use a switch instead of an if
9292 statement for vsldoi support.
9293 (altivec_expand_ld_builtin): Change to use new names from vector.md.
9294 (altivec_expand_st_builtin): Ditto.
9295 (paired_expand_builtin): Whitespace changes.
9296 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
9297 builtin_mode_to_type table for secondary reload. Call
9298 builtin_function_type to build random builtin functions.
9299 (altivec_init_builtins): Change to use builtin_function_type to
9300 create builtin function types dynamically as we need them.
9301 (builtin_hash_function): New support for hashing the tree types
9302 for builtin function as we need it, rather than trying to build
9303 all of the trees that we need. Add initial preliminary VSX support.
9304 (builtin_function_type): Ditto.
9305 (builtin_function_eq): Ditto.
9306 (builtin_hash_struct): Ditto.
9307 (rs6000_init_builtins): Ditto.
9308 (rs6000_common_init_builtins): Ditto.
9309 (altivec_init_builtins): Ditto.
9310 (rs6000_common_init_builtins): Ditto.
9311 (enum reload_reg_type): New enum for simplifing reg classes.
9312 (rs6000_reload_register_type): Simplify register classes into GPR,
9313 Vector, and other registers. Altivec and VSX addresses in reload.
9314 (rs6000_secondary_reload_inner): Ditto.
9315 (rs6000_ira_cover_classes): New target hook, that returns the
9316 appropriate cover classes, based on -mvsx being used or not.
9317 (rs6000_secondary_reload_class): Add VSX support.
9318 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
9319 (get_vsel_insn): Ditto.
9320 (rs6000_emit_vector_compare): Rewrite vector conditional support
9321 so that where we can, we use RTL operators, instead of blindly use
9323 (rs6000_emit_vector_select): Ditto.
9324 (rs6000_emit_vector_cond_expr): Ditto.
9325 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
9326 (create_TOC_reference): Add -mdebug=addr support.
9327 (emit_frame_save): VSX loads/stores need register indexed addressing.
9329 * config/rs6000/rs6000.md: Include vector.md.
9331 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
9333 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
9334 support for V2DI, V2DF in logical, permute, select operations.
9336 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
9337 switch for vsx/power7.
9338 (-mvsx-scalar-memory): Ditto.
9339 (-mvsx-align-128): Ditto.
9340 (-mallow-movmisalign): Ditto.
9341 (-mallow-df-permute): Ditto.
9342 (-msched-groups): Ditto.
9343 (-malways-hint): Ditto.
9344 (-malign-branch-targets): Ditto.
9346 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
9348 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
9349 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
9350 (rs6000_vector_reg_class): Delete.
9351 (rs6000_vsx_reg_class): Ditto.
9352 (enum rs6000_reg_class_enum): New enum for the constraints that
9353 vary based on target switches.
9354 (rs6000_constraints): New array to hold the register class for all
9355 of the register constraints that vary based on the switches used.
9356 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
9357 (enum rs6000_builtins): Add unsigned varients for the builtin
9358 declarations returned by target hooks for expanding multiplies,
9359 select, and permute operations. Add VSX builtins.
9360 (enum rs6000_builtin_type_index): Add entries for VSX.
9361 (V2DI_type_node): Ditto.
9362 (V2DF_type_node): Ditto.
9363 (unsigned_V2DI_type_node): Ditto.
9364 (bool_long_type_node): Ditto.
9365 (intDI_type_internal_node): Ditto.
9366 (uintDI_type_internal_node): Ditto.
9367 (double_type_internal_node): Ditto.
9369 * config/rs6000/altivec.md (whole file): Move all expanders to
9370 vector.md from altivec.md. Rename insn matching functions to be
9372 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
9373 (altivec_vcmp*): Ditto.
9374 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
9375 (VM): New iterator for moves that includes the VSX types.
9376 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
9377 (altivec_vperm_<mode>_uns): New, for unsigned types.
9378 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
9379 (altivec_eq<mode>): Ditto.
9380 (altivec_gt<mode>): Ditto.
9381 (altivec_gtu<mode>): Ditto.
9382 (altivec_eqv4sf): Ditto.
9383 (altivec_gev4sf): Ditto.
9384 (altivec_gtv4sf): Ditto.
9385 (altivec_vcmpbfp_p): Ditto.
9387 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
9389 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
9392 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
9395 * config/i386/i386.c (output_387_ffreep): Rewrite to use
9396 ASM_SHORT instead of .word.
9397 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
9398 instead of .word in asm template.
9400 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
9403 * ira-lives.c (bb_has_abnormal_call_pred): New function.
9404 (process_bb_node_lives): Use it.
9406 * ira.c (setup_cover_and_important_classes): Don't setup
9407 ira_important_class_nums. Add cover classes to the end of
9409 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
9411 (find_reg_class_closure): Use reorder_important_classes.
9413 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
9415 * config/i386/i386.c (i386_ira_cover_classes): New function.
9416 (TARGET_IRA_COVER_CLASSES): Redefine.
9418 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
9419 importance of order of cover classes in the array.
9421 2009-07-22 Diego Novillo <dnovillo@google.com>
9423 * tree-pass.h (TDF_EH): Define.
9424 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
9425 contains TDF_EH, print the EH region number holding GS.
9426 * tree-dump.c (dump_options): Add "eh".
9427 * doc/invoke.texi: Document it.
9429 2009-07-22 Doug Kwan <dougkwan@google.com>
9431 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
9433 2009-07-22 Michael Matz <matz@suse.de>
9435 PR tree-optimization/35229
9436 PR tree-optimization/39300
9438 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
9439 (inhibit_phi_insertion): New function.
9440 (insert_into_preds_of_block): Call it for REFERENCEs.
9441 (init_pre): Initialize and finalize scalar evolutions.
9442 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
9444 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
9446 * config/i386/predicates.md (zero_extended_scalar_load_operand):
9447 Use CONST_VECTOR_NUNITS to determine number of elements.
9449 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
9451 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
9452 (U, W): Constraints are now deprecated and will be removed if we
9454 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
9456 ("prefetch"): Add the stcmh instruction for prefetching.
9457 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
9459 (s390_short_displacement): Return always true if compiling for
9460 machines not providing the long displacement facility.
9461 (s390_mem_constraint): Support the new constraint letter Z.
9462 (s390_check_qrst_address): New function.
9464 2009-07-21 DJ Delorie <dj@redhat.com>
9466 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
9469 2009-07-21 Jason Merrill <jason@redhat.com>
9471 * c-common.c (max_tinst_depth): Increase default to 1024.
9473 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
9475 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
9476 (vec_unpacku_float_lo_v4si): Ditto.
9478 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
9481 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
9482 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
9483 (builtin_description): Add __builtin_ia32_cvtudq2ps.
9484 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
9486 2009-07-21 Jakub Jelinek <jakub@redhat.com>
9488 PR tree-optimization/40813
9489 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
9492 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
9494 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
9495 with a NOP_EXPR if needed.
9497 2009-07-21 Paul Brook <paul@codesourcery.com>
9499 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
9500 Terminate debug dump with newline.
9502 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9504 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
9505 Cast "1" to unsigned HOST_WIDE_INT.
9506 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
9507 deposit length to the maximum length - lsb. Extend length if
9508 HOST_BITS_PER_WIDE_INT is 32.
9510 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
9512 * cgraph.h (constant_pool_htab): New function.
9513 (constant_descriptor_tree): Move from varasm.c.
9514 * varasm.c (constant_pool_htab): New function.
9515 (constant_descriptor_tree): Move to cgraph.h.
9517 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
9519 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
9521 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
9523 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
9526 2009-07-20 Xinliang David Li <davidxl@google.com>
9528 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
9530 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
9532 * config/mips/mips.md (move_type): Add arith.
9533 (type): Handle arith.
9534 (zero_extendsidi2): Rename this into ...
9535 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
9536 (zero_extendsidi2): New expander.
9537 (*zero_extendsidi2_dext): New pattern.
9539 2009-07-20 Nick Clifton <nickc@redhat.com>
9541 * config.gcc (mips64-*-*): Add definition of tm_defines in order
9542 to set MIPS_ABI_DEFAULT.
9543 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
9545 2009-07-20 Jakub Jelinek <jakub@redhat.com>
9547 * tree-object-size.c (addr_object_size): Handle unions with
9548 array in it as last field of structs in __bos (, 1) as __bos (, 0).
9550 PR tree-optimization/40792
9551 * tree.c (build_function_type_skip_args): Remove bogus assert.
9553 2009-07-20 Jan Hubicka <jh@suse.cz>
9554 Martin Jambor <mjambor@suse.cz>
9556 * cgraph.h (combined_args_to_skip): New field.
9557 * cgraph.c (cgraph_create_virtual_clone): Properly handle
9558 combined_args_to_skip and args_to_skip.
9559 * tree-inline.c (update_clone_info): New function.
9560 (tree_function_versioning): Call update_clone_info.
9561 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
9563 (cgraph_materialize_all_clones): More extensive dumping, working
9564 with combined_args_to_skip rather than args_to_skip.
9566 2009-07-20 Ira Rosen <irar@il.ibm.com>
9568 * tree-vectorizer.h (vectorizable_condition): Add parameters.
9569 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
9570 (get_initial_def_for_reduction): Likewise.
9571 (vectorizable_reduction): Skip the check of first operand in case
9572 of COND_EXPR. Add check that it is outer loop vectorization if
9573 nested cycle was detected. Call vectorizable_condition() for
9574 COND_EXPR. If reduction epilogue cannot be created do not fail for
9575 nested cycles (if it is not double reduction). Assert that there
9576 is only one type in the loop in case of COND_EXPR. Call
9577 vectorizable_condition() to vectorize COND_EXPR.
9578 * tree-vect-stmts.c (vectorizable_condition): Update comment.
9579 Add parameters. Allow nested cycles if called from
9580 vectorizable_reduction(). Use reduction vector variable if provided.
9581 (vect_analyze_stmt): Call vectorizable_reduction() before
9582 vectorizable_condition().
9583 (vect_transform_stmt): Update call to vectorizable_condition().
9585 2009-07-20 Christian Bruel <christian.bruel@st.com>
9587 * config/sh/sh.opt (-mfmovd): Resurrect and document.
9588 * doc/invoke.texi (-mfmovd): Likewise.
9589 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
9591 2009-07-20 Jan Hubicka <jh@suse.cz>
9593 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
9594 when handling SSA name.
9596 2009-07-19 Jan Hubicka <jh@suse.cz>
9598 PR tree-optimization/40676
9599 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
9600 virtual PHIs in empty BBs.
9602 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9604 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
9605 re-expanded the compound use gen_lowpart instead to convert to the
9608 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9610 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
9611 OUTER_CONST arguments.
9612 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
9613 the new wider mode will be masked off.
9614 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
9616 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9618 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
9619 high-order bits are zero.
9621 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9623 * combine.c (simplify_shift_const_1): Split code to determine
9625 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
9626 new bits shifted in are identical to the old sign bit.
9628 2009-07-18 Richard Guenther <rguenther@suse.de>
9631 * gimplify.c (gimplify_call_expr): Reject code using results from
9632 functions returning void.
9634 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
9636 * doc/md.texi: Document the new PowerPC "es" constraint.
9637 Document that "m" can include automodified addresses on this target,
9638 and explain how %U must be used. Extend the "Q" and "Z" documentation
9639 to suggest "es" as well as "m".
9640 * config/rs6000/constraints.md (es): New memory constraint.
9641 (Q, Z): Update strings to match new documentation.
9643 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
9645 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
9646 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
9647 * config/rs6000/predicates.md (volatile_mem_operand): Use
9648 offsettable_nonstrict_memref_p.
9649 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
9650 (*floatunssidf2_internal): Likewise.
9651 (*fix_truncdfsi2_internal): Likewise.
9652 (*fix_trunctfsi2_internal): Likewise.
9654 2009-07-17 Anatoly Sokolov <aesok@post.ru>
9656 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
9658 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9660 2009-07-17 Richard Guenther <rguenther@suse.de>
9663 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
9664 (pass_warn_unused_result): Likewise.
9665 (TODO_set_props): Remove.
9666 * omp-low.c (diagnose_omp_structured_block_errors): Change to
9668 (pass_diagnose_omp_blocks): Define.
9669 * c-decl.c (pop_file_scope): Do not finalize the CU here.
9670 (c_gimple_diagnostics_recursively): Remove.
9671 (finish_function): Do not call it.
9672 (c_write_global_declarations): Continue after errors.
9673 Finalize the CU here.
9674 * c-gimplify.c (c_genericize): Do not gimplify here.
9675 * c-common.c (c_warn_unused_result): Move ...
9676 * tree-cfg.c (do_warn_unused_result): ... here.
9677 (run_warn_unused_result): New function.
9678 (gate_warn_unused_result): New function.
9679 (pass_warn_unused_result): New pass.
9680 * c-common.h (c_warn_unused_result): Remove.
9681 * flags.h (flag_warn_unused_result): Declare.
9682 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
9683 * opts.c (flag_warn_unused_result): Initialize to false.
9684 * toplev.c (compile_file): Add comment.
9685 * omp-low.c (create_omp_child_function): Do not register
9686 the function with the frontend.
9687 (diagnose_omp_structured_block_errors): Prepare to be
9688 called as optimization pass.
9689 (gate_diagnose_omp_blocks): New function.
9690 (pass_diagnose_omp_blocks): New pass.
9691 * cgraph.h (cgraph_optimize): Remove.
9692 (cgraph_analyze_function): Likewise.
9693 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
9694 * cgraphunit.c (cgraph_lower_function): Lower nested functions
9695 before their parents here.
9696 (cgraph_finalize_function): Not here.
9697 (cgraph_analyze_function): Gimplify functions here.
9698 (cgraph_finalize_compilation_unit): Continue after errors.
9699 Optimize the callgraph from here.
9700 (cgraph_optimize): Make static.
9701 * langhooks.c (write_global_declarations): Finalize the CU.
9702 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
9703 (gimplify_function_tree): Assert we gimplify only once.
9704 Set PROP_gimple_any property.
9705 * tree-nested.c (gimplify_all_functions): New function.
9706 (lower_nested_functions): Gimplify all nested functions.
9707 * gimple.h (diagnose_omp_structured_block_errors): Remove.
9708 * passes.c (init_optimization_passes): Add pass_warn_unused_result
9709 and pass_diagnose_omp_blocks after gimplification. Do not
9710 set TODO_set_props on all_lowering_passes.
9711 (execute_one_pass): Do not handle TODO_set_props.
9712 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
9713 (gimplify.o): Add tree-pass.h dependency.
9714 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
9715 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
9716 (unsave_r): Likewise.
9717 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
9720 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
9722 * doc/service.texi (Service): Restore previously removed link,
9723 which isn't broken after all.
9725 2009-07-17 Richard Guenther <rguenther@suse.de>
9727 PR tree-optimization/40321
9728 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
9729 PHI nodes to the maximal set.
9730 (make_values_for_phi): Add PHI arguments to the maximal set.
9731 (execute_pre): Dump PHI_GEN and the maximal set.
9733 2009-07-17 Jakub Jelinek <jakub@redhat.com>
9736 * gimplify.c (gimplify_conversion): Don't change non-conversions into
9739 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
9741 * doc/extend.texi (Nested Functions): Replace broken link with
9743 * doc/service.texi (Service): Remove broken link.
9745 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
9748 * builtins.c (expand_builtin_memcmp): Use loc instead of
9749 EXPR_LOCATION (exp).
9750 (expand_builtin_strncmp): Likewise.
9752 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
9753 Manuel López-Ibáñez <manu@gcc.gnu.org>
9756 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
9757 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
9758 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
9759 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
9760 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
9761 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
9762 tree-inline.c, c-common.c, c-common.h, gimple.c,
9763 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
9764 convert.c: Add location argument to fold_{unary,binary,ternary},
9765 fold_build[123], build_call_expr, build_size_arg,
9766 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
9767 fold_build1_initializer, fold_build2_initializer,
9768 fold_build3_initializer, fold_build_call_array,
9769 fold_build_call_array_initializer, fold_single_bit_test,
9770 omit_one_operand, omit_two_operands, invert_truthvalue,
9771 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
9772 combine_comparisons, fold_builtin_*, fold_call_expr,
9773 build_range_check, maybe_fold_offset_to_address, round_up,
9776 2009-07-16 Jason Merrill <jason@redhat.com>
9779 * c-common.c (c_common_reswords): Add __is_standard_layout
9781 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
9782 * doc/implement-cxx.texi: New.
9783 * doc/gcc.texi: Include it.
9785 2009-07-16 DJ Delorie <dj@redhat.com>
9787 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
9788 compares that may be indirectly affected by previous instructions.
9790 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9792 * builtins.c (do_mpc_arg2): New.
9793 (fold_builtin_2): Fold builtin cpow.
9794 * real.h (HAVE_mpc_pow): New.
9796 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
9798 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
9799 comparison to skip unprofitable schedule
9801 2009-07-16 Simon Baldwin <simonb@google.com>
9803 * gcc.c (option_map): New flag -no-canonical-prefixes.
9804 * (display_help): Print help text for new flag.
9805 * (process_command): Move options translation and language specifics
9806 and handle new flag early. Use it to set a function pointer to a
9807 prefix builder. Replace make_relative_prefix calls with calls to
9808 the function pointed to. Ignore new flag in regular options handling.
9809 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
9811 2009-07-15 DJ Delorie <dj@redhat.com>
9813 * config/mep/mep.md (sibcall_internal): Change register to avoid
9815 (sibcall_value_internal): Likewise.
9817 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
9819 PR rtl-optimization/40710
9820 * resource.c (mark_target_live_regs): Reset DF problem to LR.
9822 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
9824 * config/mips/mips.md (*extenddi_truncate<mode>,
9825 *extendsi_truncate<mode>): Change type attribute to move_type
9826 with shift_shift. Split out code handling exts from here ...
9827 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
9829 (*extendhi_truncateqi): Change type attribute to move_type with
9830 shift_shift. Split out code handling exts from here ...
9831 (*extendhi_truncateqi_exts): ... to this new pattern.
9833 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
9835 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
9836 instead of "and" with inverted sign bit mask value. Use
9837 "nonimmediate_operand" for operand 1 and operand 2 predicate.
9838 Allocate registers only for operand 4 and operand 5.
9840 2009-07-15 Jakub Jelinek <jakub@redhat.com>
9843 * fold-const.c (fold_cond_expr_with_comparison): When folding
9844 < and <= to MIN, make sure the MIN uses the same type as the
9845 comparison's operands.
9847 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
9849 * arm.md (ior_xor): New code iterator.
9850 (split for ior/xor with shift and zero-extend): New split pattern.
9851 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
9853 2009-07-15 Richard Guenther <rguenther@suse.de>
9855 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
9858 2009-07-15 Richard Guenther <rguenther@suse.de>
9861 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
9863 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
9865 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
9866 handle 2.6.30 kernel.
9868 2009-07-15 DJ Delorie <dj@redhat.com>
9870 * config/mep/mep.md (sibcall_internal): Change register to allow
9871 for 24-bit addresses.
9872 (sibcall_value_internal): Likewise.
9874 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
9876 * doc/invoke.texi: Added descriptions of the scheduling heuristics
9877 that are enabled/disabled by the flags introduced by a previous patch.
9879 2009-07-14 DJ Delorie <dj@redhat.com>
9881 * config/mep/mep.md (sibcall_internal): Include non-toggling
9883 (sibcall_value_internal): Likewise.
9885 2009-07-14 Taras Glek <tglek@mozilla.com>
9886 Rafael Espindola <espindola@google.com>
9888 * doc/sourcebuild.texi: Document install-plugin target.
9889 * configure.ac: Added install-plugin target to language makefiles.
9890 * configure: Regenerate.
9891 * Makefile.in: (install-plugin): Install more headers,
9892 depend on lang.install-plugin.
9894 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
9896 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
9899 2009-07-14 DJ Delorie <dj@redhat.com>
9901 * config/mep/mep.c (mep_vliw_jmp_match): New function.
9902 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
9903 * config/mep/mep.md (sibcall_internal): Change test from
9904 mep_vliw_mode_match to mep_vliw_jmp_match.
9905 (sibcall_value_internal): Likewise.
9907 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
9909 * config/i386/sse.md (copysign<mode>3): New expander.
9910 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
9911 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
9912 Use ix86_build_const_vector.
9913 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
9914 IX86_BUILTIN_CPYSGNPD.
9915 (builtin_description): Add __builtin_ia32_copysignps and
9916 __builtin_ia32_copysignpd.
9917 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
9918 and BUILT_IN_COPYSIGNF.
9920 2009-07-13 Jason Merrill <jason@redhat.com>
9922 * builtins.c (can_trust_pointer_alignment): New fn.
9923 (get_pointer_alignment): Factor it out from here.
9924 * tree.h: Declare it.
9926 2009-07-14 David Edelsohn <edelsohn@gnu.org>
9928 * config/rs6000/predicates.md (offsettable_mem_operand): Test
9931 2009-07-14 Dodji Seketeli <dodji@redhat.com>
9935 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
9937 2009-07-14 Richard Guenther <rguenther@suse.de>
9938 Andrey Belevantsev <abel@ispras.ru>
9941 * cfgexpand.c (partition_stack_vars): Do not bother to update
9942 alias information when not optimizing.
9944 2009-07-14 Richard Guenther <rguenther@suse.de>
9945 Andrey Belevantsev <abel@ispras.ru>
9947 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
9948 (pt_solution_set): Likewise.
9949 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
9950 * tree-ssa-structalias.c (pt_solution_set): New function.
9951 * final.c (rest_of_clean_state): Free SSA data structures.
9952 * print-rtl.c (print_decl_name): Remove.
9953 (print_mem_expr): Implement in terms of print_generic_expr.
9954 * alias.c (ao_ref_from_mem): New function.
9955 (rtx_refs_may_alias_p): Likewise.
9956 (true_dependence): Query alias-export info.
9957 (canon_true_dependence): Likewise.
9958 (write_dependence_p): Likewise.
9959 * tree-dfa.c (get_ref_base_and_extent): For void types leave
9961 * emit-rtl.c (component_ref_for_mem_expr): Remove.
9962 (mem_expr_equal_p): Use operand_equal_p.
9963 (set_mem_attributes_minus_bitpos): Do not use
9964 component_ref_for_mem_expr.
9965 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
9966 (update_alias_info_with_stack_vars): Likewise.
9967 (partition_stack_vars): Call update_alias_info_with_stack_vars.
9968 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
9969 explicitly nor clear stmt operands.
9970 Free the decl-to-pointer map.
9971 * tree-optimize.c (execute_free_datastructures): Do not free
9972 SSA data structures here.
9973 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
9974 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
9975 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
9977 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
9979 2009-07-13 DJ Delorie <dj@redhat.com>
9981 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
9982 unrolling at the right iteration count.
9984 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
9987 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
9989 * haifa-sched.c (rank_for_schedule): Introduced flags to
9990 enable/disable individual scheduling heuristics.
9991 * common.opt: Introduced flags to enable/disable individual
9992 heuristics in the scheduler.
9993 * doc/invoke.texi: Introduced flags to enable/disable individual
9994 heuristics in the scheduler.
9996 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
9998 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
9999 config/i386/mingw-tls.c.
10000 * config/i386/mingw-tls.c: Removed.
10002 2009-07-13 Ira Rosen <irar@il.ibm.com>
10004 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
10005 checks access only relevant statements.
10006 (vectorizable_reduction): Likewise.
10008 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
10010 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
10011 just for 32-bit case.
10013 2009-07-12 Jan Hubicka <jh@suse.cz>
10015 PR tree-optimization/40585
10016 * except.c (expand_resx_expr): When there already is resume
10017 instruction, produce linked list.
10018 (build_post_landing_pads): Assert that resume is empty.
10019 (connect_post_landing_pads): Handle resume lists.
10020 (dump_eh_tree): Dump resume list.
10022 2009-07-12 Ira Rosen <irar@il.ibm.com>
10024 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
10025 with additional argument.
10026 * tree-vectorizer.h (enum vect_def_type): Add
10027 vect_double_reduction_def.
10028 (vect_is_simple_reduction): Add argument.
10029 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
10031 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
10032 vect_is_simple_reduction with additional argument.
10033 (vect_analyze_loop_operations): Handle exit phi nodes in case of
10035 (reduction_code_for_scalar_code): Handle additional codes by
10036 returning ERROR_MARK for them. Fix comment and indentation.
10037 (vect_is_simple_reduction): Fix comment, add argument to specify
10038 double reduction. Detect double reduction.
10039 (get_initial_def_for_induction): Fix indentation.
10040 (get_initial_def_for_reduction): Fix comment and indentation.
10041 Handle double reduction. Create initial definitions that do not
10042 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
10043 (vect_create_epilog_for_reduction): Fix comment, add argument to
10044 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
10045 epilogue result extraction. Create double reduction phi node and
10046 replace relevant uses.
10047 (vectorizable_reduction): Call vect_is_simple_reduction with
10048 additional argument. Fix indentation. Update epilogue code treatment
10049 according to the changes in reduction_code_for_scalar_code. Check
10050 for double reduction. Call vect_create_epilog_for_reduction with
10051 additional argument.
10052 * tree-vect-stmts.c (process_use): Handle double reduction, update
10054 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
10055 (vect_get_vec_def_for_operand): Likewise.
10057 2009-07-12 Danny Smith <dansmister@gmail.com>
10059 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
10060 dllexport if !TREE_PUBLIC.
10061 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
10063 2009-07-11 Anatoly Sokolov <aesok@post.ru>
10065 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
10066 (avr_extra_arch_macro) Remove declatation.
10067 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
10068 (avr_extra_arch_macro) Declare as static.
10069 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
10071 2009-07-11 Jan Hubicka <jh@suse.cz>
10073 PR middle-end/48388
10074 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
10076 2009-07-11 Jakub Jelinek <jakub@redhat.com>
10079 * dwarf2out.c (dw_fde_struct): Add in_std_section and
10080 cold_in_std_section bits.
10081 (dwarf2out_begin_prologue): Initialize them.
10082 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
10083 if already covered by text_section or cold_text_section range.
10085 PR rtl-optimization/40667
10086 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
10087 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
10088 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
10089 * config/i386/i386.c (ix86_minimum_alignment): New function.
10090 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
10091 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
10092 * emit-rtl.c (gen_reg_rtx): Likewise.
10093 * function.c (assign_parms): Likewise. If nominal_type needs
10094 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
10095 rather than passed_type's alignment.
10098 * function.c (assign_parm_setup_stack): Adjust
10099 MEM_OFFSET (data->stack_parm) if promoted_mode is different
10100 from nominal_mode on big endian.
10102 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
10104 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
10106 2009-07-10 DJ Delorie <dj@redhat.com>
10108 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
10110 2009-07-10 Mark Mitchell <mark@codesourcery.com>
10112 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
10114 (thumb2_cbnz): Likewise.
10116 2009-07-10 David Daney <ddaney@caviumnetworks.com>
10119 * config.gcc (supported_defaults): Add synci.
10120 (with_synci): Add validation.
10121 (all_defaults): Add synci.
10122 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
10125 * config/mips/mips.opt (msynci): New option.
10126 * config/mips/mips.c (mips_override_options): Warn on use of
10127 -msynci for targets that do now support it.
10128 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
10130 * gcc/doc/invoke.texi (-msynci): Document the new option.
10131 * doc/install.texi (--with-synci): Document the new option.
10133 2009-07-10 Richard Guenther <rguenther@suse.de>
10135 PR tree-optimization/40496
10136 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
10137 the PHI result with a compatible type.
10139 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
10143 * c.opt (Wunused-result): New.
10144 * doc/invoke.texi: Document it.
10145 * c-common.c (c_warn_unused_result): Use it.
10147 2009-07-09 DJ Delorie <dj@redhat.com>
10149 * targhooks.c (default_target_can_inline_p): Rename from
10150 default_target_option_can_inline_p.
10151 * targhooks.h (default_target_can_inline_p): Likewise.
10152 * target-def.h (TARGET_CAN_INLINE_P): Rename from
10153 TARGET_OPTION_CAN_INLINE_P.
10154 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
10155 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
10156 (mep_target_can_inline_p): Rename from
10157 mep_target_option_can_inline_p.
10160 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
10161 registers used to pass vectors.
10163 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
10165 2009-07-09 Tom Tromey <tromey@redhat.com>
10167 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
10168 * config/mmix/mmix.c: Include dwarf2.h.
10169 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
10170 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
10171 * config/sh/sh.c: Include dwarf2.h.
10172 * config/i386/i386.c: Include dwarf2.h.
10173 * Makefile.in (DWARF2_H): Remove 'elf'.
10174 * except.c: Include dwarf2.h.
10175 * unwind-dw2.c: Include dwarf2.h.
10176 * dwarf2out.c: Include dwarf2.h.
10177 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
10178 * unwind-dw2-fde.c: Include dwarf2.h.
10179 * dwarf2asm.c: Include dwarf2.h.
10181 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10183 * haifa-sched.c (insn_finishes_cycle_p): New static function.
10184 (max_issue): Use it.
10185 * sched-int.h (struct sched_info: insn_finishes_block_p): New
10187 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
10188 (region_sched_info): Update.
10189 * sched-ebb.c (ebb_sched_info): Update.
10190 * modulo-sched.c (sms_sched_info): Update.
10191 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
10193 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10195 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
10197 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
10199 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
10201 2009-07-09 Jakub Jelinek <jakub@redhat.com>
10203 PR middle-end/40692
10204 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
10205 arg1 with arg01 if arg1 is already INTEGER_CST.
10207 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10209 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
10210 Transform (and (truncate)) into (truncate (and)).
10212 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10214 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
10215 creating LHS paradoxical subregs. Fix surrounding returns to
10216 use NULL_RTX rather than 0.
10218 2009-07-08 DJ Delorie <dj@redhat.com>
10220 * config/mep/mep.c: (mep_option_can_inline_p): New.
10221 (TARGET_OPTION_CAN_INLINE_P): Define.
10223 2009-07-08 Mark Wielaard <mjw@redhat.com>
10226 * dwarf2out.c (add_data_member_location_attribute): When we have
10227 only a constant offset don't emit a new location description using
10228 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
10231 2009-07-08 Richard Henderson <rth@redhat.com>
10234 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
10235 (enum reg_class): Add CLOBBERED_REGS.
10236 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
10237 * config/i386/i386.c (ix86_conditional_register_usage): Moved
10238 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
10239 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
10240 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
10241 force 64-bit sibcalls into R11.
10242 * config/i386/constraints.md (U): New constraint.
10243 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
10244 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
10245 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
10247 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
10249 * basic-block.h (dump_regset, debug_regset): Remove duplicate
10251 * c-objc-common.h (c_initialize_diagnostics): Ditto.
10252 * ebitmap.h (dump_ebitmap): Ditto.
10253 * optabs.h (optab_libfunc): Ditto.
10254 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
10255 * tree-flow.h (vect_can_force_dr_alignment_p,
10256 get_vectype_for_scalar_type): Ditto.
10257 (vectorize_loops): Move prototype to ...
10258 * tree-vectorizer.h: ... here. Also, adjust comment.
10259 (vect_set_verbosity_level): Remove duplicate prototype.
10260 * tree-ssa-loop.c: Include tree-vectorizer.h.
10261 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
10263 2009-07-08 Nick Clifton <nickc@redhat.com>
10265 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
10268 2009-07-08 DJ Delorie <dj@redhat.com>
10270 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
10271 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
10272 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
10274 * config/mep/intrinsics.md: Regenerated.
10275 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
10276 registers when asm() or calls are detected.
10278 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
10281 * gimplify.c (gimplify_expr): Propagate no_warning flag when
10283 * gimple (gimple_build_call_from_tree): Likewise.
10284 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
10285 no_warning flag before warning.
10287 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10289 * tree.c (set_expr_locus): Remove.
10290 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
10291 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
10293 * gimplify.c (internal_get_tmp_var): Likewise.
10294 (gimplify_call_expr): Likewise.
10295 (gimplify_one_sizepos): Likewise.
10297 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
10300 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
10301 to variables for debugging purposes.
10303 2009-06-23 Mark Loeser <mark@halcy0n.com>
10306 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
10308 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10310 * pretty-print.c (pp_base_format): Remove %J.
10311 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
10312 gcc_cxxdiag_char_table): Likewise.
10313 (init_dynamic_diag_info): Likewise.
10315 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10317 * pretty-print.c (pp_base_format): Remove %H.
10318 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
10319 gcc_cxxdiag_char_table): Likewise.
10320 (init_dynamic_diag_info): Likewise.
10321 * config/mep/mep.c (mep_select_section): Likewise.
10323 2009-07-07 Duncan Sands <baldrick@free.fr>
10325 * final.c (pass_clean_state): Give the pass a name.
10326 * passes.c (pass_rest_of_compilation): Likewise.
10327 * tree-optimize.c (pass_all_optimizations): Likewise.
10329 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
10331 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
10332 an extra 'decl' for error_at.
10334 2009-07-07 Jakub Jelinek <jakub@redhat.com>
10336 PR middle-end/40669
10337 * tree-tailcall.c (adjust_return_value_with_ops,
10338 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
10339 if it has complex or vector type.
10341 2009-07-07 Olivier Hainque <hainque@adacore.com>
10343 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
10346 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
10348 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
10350 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10352 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
10353 * c-decl.c: Likewise.
10354 * function.c: Likewise.
10355 * varasm.c: Likewise.
10356 * tree-ssa.c: Likewise.
10357 * c-common.c: Likewise.
10358 * tree-cfg.c: Likewise.
10359 * config/spu/spu.c: Likewise.
10360 * config/ia64/ia64.c: Likewise.
10361 * config/v850/v850.c: Likewise.
10363 2009-07-06 DJ Delorie <dj@redhat.com>
10365 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
10366 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
10367 unspecified accesses to control registers.
10368 * config/mep/intrinsics.md: Regenerate.
10369 * config/mep/intrinsics.h: Regenerate.
10370 * config/mep/mep-intrin.h: Regenerate.
10372 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10374 * c-lex.c: Replace %H by an explicit location. Update all calls.
10375 * c-common.c: Likewise.
10376 * c-decl.c: Likewise.
10377 * c-typeck.c: Likewise.
10378 * fold-const.c: Likewise.
10379 * gimplify.c: Likewise.
10380 * stmt.c: Likewise.
10381 * tree-cfg.c: Likewise.
10382 * tree-ssa-loop-niter.c: Likewise.
10383 * tree-vrp.c: Likewise.
10384 * value-prof.c: Likewise.
10386 2009-07-06 Diego Novillo <dnovillo@google.com>
10388 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
10389 if it has one. Handle cases where VAR does not have an
10390 annotation or cfun is NULL.
10392 2009-07-06 Diego Novillo <dnovillo@google.com>
10394 * tree.c: Include debug.h.
10395 (initialize_tree_contains_struct): New.
10396 (init_ttree): Call it.
10397 (tree_node_structure_for_code): Factor out of ...
10398 (tree_node_structure): ... here.
10399 * treestruct.def (TS_PHI_NODE): Remove.
10400 (TS_GIMPLE_STATEMENT): Remove.
10402 2009-07-06 Diego Novillo <dnovillo@google.com>
10404 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
10405 (debug_tree_chain): Handle cycles.
10407 2009-07-06 Nick Clifton <nickc@redhat.com>
10408 DJ Delorie <dj@redhat.com>
10410 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
10411 __FMOVD_ENABLED__ is defined.
10413 (TARGET_FMOVD): Provide a default definition.
10414 (MASK_FMOVD): Likewise.
10415 (TARGET_CPU_CPP_BUILTINS): Define
10416 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
10417 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
10418 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
10419 (split for DF load from memory into register): Also handle
10420 MEMs which consist of REG+DISP addressing.
10421 (split for DF store from register to memory): Likewise.
10422 (movsf_ie): Always use single fp_mode.
10423 * config/sh/sh.c (sh_override_options): Do not automatically
10424 enable TARGET_MOVD for the SH2A when supporting doubles - leave
10425 that to the -mfmovd command line switch.
10426 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
10427 (fldi_ok): Always allow.
10428 * config/sh/sh.opt (mfmovd): Remove this switch.
10429 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
10431 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
10432 Kaz Kojima <kkojima@gcc.gnu.org>
10434 PR rtl-optimization/30807
10435 * postreload.c (reload_combine): For every new use of REG_SUM,
10436 record the use of BASE.
10438 2009-07-06 Jan Hubicka <jh@suse.cz>
10440 * params.def: Revert my accidental commit at 2009-06-30.
10442 2009-07-04 Ian Lance Taylor <iant@google.com>
10445 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
10447 (mingw_format_attribute_overrides): Likewise.
10449 2009-07-04 Jakub Jelinek <jakub@redhat.com>
10452 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
10453 don't check cfa.reg. Instead of cfa.indirect use
10454 fde && fde->drap_reg != INVALID_REGNUM test.
10456 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
10458 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
10460 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
10463 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
10465 2009-07-03 Richard Guenther <rguenther@suse.de>
10467 PR tree-optimization/40640
10468 * tree-switch-conversion.c (build_arrays): Perform arithmetic
10471 2009-07-03 Jan Hubicka <jh@suse.cz>
10473 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
10474 for size, reduce amount of inlining.
10476 2009-07-03 Richard Guenther <rguenther@suse.de>
10478 PR middle-end/34163
10479 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
10480 if t +- x is known to not overflow and the conversion widens the
10482 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
10484 2009-07-03 Jan Hubicka <jh@suse.cz>
10486 * ipa-pure-const.c (analyze): Update loop optimizer init.
10487 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
10488 try_remove_empty_loop, remove_empty_loops): Remove.
10489 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
10490 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
10491 to mark regular loops as neccesary.
10492 (degenerate_phi_p): New function.
10493 (propagate_necessity, remove_dead_phis): Use it.
10494 (forward_edge_to_pdom): Likewise.
10495 (eliminate_unnecessary_stmts): Take care to remove uses of results of
10496 virtual PHI nodes that became unreachable.
10497 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
10498 * tree-flow.h (remove_empty_loops): Remove.
10499 * passes.c (init_optimization_passes): Remove.
10501 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
10503 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
10504 can_create_pseudo_p.
10505 (*fix_trunc<mode>_i387_1): Ditto.
10506 (*floathi<mode>2_1): Ditto.
10507 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
10508 (*fistdi2_1): Ditto.
10509 (*fist<mode>2_1): Ditto.
10510 (frndintxf2_floor): Ditto.
10511 (*fist<mode>2_floor_1): Ditto.
10512 (frndintxf2_ceil): Ditto.
10513 (*fist<mode>2_ceil_1): Ditto.
10514 (frndintxf2_trunc): Ditto.
10515 (frndintxf2_mask_pm): Ditto.
10516 (fxam<mode>2_i387_with_temp): Ditto.
10517 * config/i386/sse.md (mulv16qi3): Ditto.
10518 (*sse2_mulv4si3): Ditto.
10520 (sse4_2_pcmpestr): Ditto.
10521 (sse4_2_pcmpistr): Ditto.
10523 2009-07-03 Jan Hubicka <jh@suse.cz>
10525 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
10526 (mark_stmt_necessary): Set it.
10527 (mark_operand_necessary): Set it.
10528 (mark_control_dependent_edges_necessary): Set it.
10529 (mark_virtual_phi_result_for_renaming): New function.
10530 (get_live_post_dom): New function.
10531 (forward_edge_to_pdom): New function.
10532 (remove_dead_stmt): Fix handling of control dependences.
10533 (tree_dce_init): Init new bitmap.
10534 (tree_dce_done): Free it.
10536 2009-07-02 Richard Guenther <rguenther@suse.de>
10539 * tree-ssa-structalias.c (new_var_info): Initialize
10542 2009-07-02 Jan Hubicka <jh@suse.cz>
10544 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
10547 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
10549 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
10550 instead of recomputing it. Adjust calls.
10551 (emit_store_flag): Adjust recursive calls.
10553 2009-07-02 Richard Guenther <rguenther@suse.de>
10555 * tree-ssa-live.c (remove_unused_locals): Do not remove
10557 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
10558 of DECL_EXTERNAL for HEAP variables.
10559 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
10560 HEAP variables. Do not adjust RESTRICT vars.
10561 (find_what_var_points_to): Nobody cares if something
10562 points to READONLY.
10564 2009-07-02 Ben Elliston <bje@au.ibm.com>
10566 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
10567 pc_low and pc_high declarations to the top of the function.
10569 2009-07-01 DJ Delorie <dj@redhat.com>
10571 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
10572 registers as fixed.
10573 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
10574 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
10575 unspecified accesses to control registers.
10576 * config/mep/intrinsics.md: Regenerate.
10577 * config/mep/intrinsics.h: Regenerate.
10578 * config/mep/mep-intrin.h: Regenerate.
10580 2009-07-01 Anthony Green <green@moxielogic.com>
10582 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
10583 instruction when possible.
10584 (moxie_expand_prologue): Ditto. Also, save an instruction and
10585 some complexity by popping off of $r12 instead of $sp.
10586 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
10589 2009-07-01 Richard Henderson <rth@redhat.com>
10592 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
10593 contained no insns, reposition note before last insn.
10595 2009-07-01 Richard Henderson <rth@redhat.com>
10598 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
10599 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
10601 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
10604 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
10605 darwin9 for printing reg addresses with %y.
10607 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
10609 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
10610 truncation from operands in binary operations.
10612 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
10615 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
10616 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
10617 subreg of op0 to the original op0.
10619 * expmed.c (store_bit_field_1): Use a temporary as the destination
10620 instead of a paradoxical subreg when we need to truncate the result.
10622 2009-07-01 DJ Delorie <dj@redhat.com>
10624 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
10625 names to VLIW variants.
10626 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
10627 * config/mep/intrinsics.md: Regenerate.
10628 * config/mep/intrinsics.h: Regenerate.
10629 * config/mep/mep-intrin.h: Regenerate.
10631 2009-07-01 Jakub Jelinek <jakub@redhat.com>
10634 * jump.c (returnjump_p): Revert last patch.
10635 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
10637 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10640 * pa.md (casesi32p): Use jump table label to determine the offset
10642 (casesi64p): Likewise.
10644 * pa.c (forward_branch_p): Return bool type. Use instruction
10645 addresses when available. Assert that INSN has a jump label.
10646 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
10649 2009-07-01 Richard Guenther <rguenther@suse.de>
10651 PR tree-optimization/19831
10652 * tree-ssa-dce.c (propagate_necessity): Calls to functions
10653 that only act as barriers do not make any previous stores necessary.
10654 * tree-ssa-structalias.c (handle_lhs_call): Delay making
10655 HEAP variables global, do not add a constraint from nonlocal.
10656 (find_func_aliases): Handle escapes through return statements.
10657 (compute_points_to_sets): Make escaped HEAP variables global.
10659 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
10662 * expmed.c (emit_store_flag): Perform a conversion if necessary,
10663 after reducing a DImode cstore to SImode.
10665 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
10667 * expr.c (expand_expr_real_1): Reinstate fallthrough to
10668 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
10670 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
10672 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
10673 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
10675 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
10676 and umod_optab if TARGET_BSD_DIVMOD.
10677 * config/vax/lib1funcs.asm: New file.
10678 * config/vax/t-linux: New file.
10679 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
10681 2009-06-30 Jakub Jelinek <jakub@redhat.com>
10684 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
10685 to type arguments that have void type.
10688 * dwarf2out.c (gen_formal_parameter_die): Call
10689 equate_decl_number_to_die if node is different from origin.
10691 2009-06-30 Anthony Green <green@moxielogic.com>
10693 Clean up moxie port for --enable-build-with-cxx.
10694 * config/moxie/moxie.c (moxie_function_value): First two
10695 parameters are const_tree, not tree.
10696 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
10697 (REG_CLASS_NAMES): Ditto.
10698 (REGNO_REG_CLASS): Ditto.
10699 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
10700 (moxie_function_value): Fix constyness of arguments.
10702 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
10704 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
10705 finalize_size_functions before further processing.
10706 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
10707 (variable_size): Call self_referential_size on size expressions
10708 that contain a PLACEHOLDER_EXPR.
10709 (size_functions): New static variable.
10710 (copy_self_referential_tree_r): New static function.
10711 (self_referential_size): Likewise.
10712 (finalize_size_functions): New global function.
10713 * tree.c: Include tree-inline.h.
10714 (push_without_duplicates): New static function.
10715 (find_placeholder_in_expr): New global function.
10716 (substitute_in_expr) <tcc_declaration>: Return the replacement object
10718 <tcc_expression>: Likewise.
10719 <tcc_vl_exp>: If the replacement object is a constant, try to inline
10720 the call in the expression.
10721 * tree.h (finalize_size_functions): Declare.
10722 (find_placeholder_in_expr): Likewise.
10723 (FIND_PLACEHOLDER_IN_EXPR): New macro.
10724 (substitute_placeholder_in_expr): Update comment.
10725 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
10727 (copy_tree_body_r): Likewise.
10728 (copy_tree_body): New static function.
10729 (maybe_inline_call_in_expr): New global function.
10730 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
10731 (maybe_inline_call_in_expr): Declare.
10732 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
10733 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
10736 2009-06-30 Richard Guenther <rguenther@suse.de>
10738 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
10740 (propagate_necessity): Do not mark reaching defs of stores
10743 2009-06-30 Jan Hubicka <jh@suse.cz>
10745 * cfgloopanal.c (check_irred): Move into ...
10746 (mark_irreducible_loops): ... here; return true if ireducible
10748 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
10749 (analyze_function): Try to prove loop finiteness.
10750 * cfgloop.h (mark_irreducible_loops): Update prototype.
10751 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
10753 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
10755 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
10757 2009-06-30 Ira Rosen <irar@il.ibm.com>
10759 PR tree-optimization/40542
10760 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
10763 2009-06-30 Martin Jambor <mjambor@suse.cz>
10765 PR tree-optimization/40582
10766 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
10767 than useless_type_conversion_p.
10768 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
10771 2009-06-30 Martin Jambor <mjambor@suse.cz>
10773 PR middle-end/40554
10774 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
10776 2009-06-30 Richard Guenther <rguenther@suse.de>
10778 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
10779 use ao_ref references.
10780 (walk_aliased_vdefs): Likewise.
10781 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
10782 * tree-ssa-dce.c (struct ref_data): Remove.
10783 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
10784 (mark_aliased_reaching_defs_necessary): Adjust.
10785 (mark_all_reaching_defs_necessary_1): Likewise.
10787 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
10790 * expmed.c (emit_cstore): New name of emit_store_flag_1.
10791 (emit_store_flag_1): Extract from emit_store_flag, adjust
10792 calls to (what now is) emit_cstore.
10793 (emit_store_flag): Call emit_store_flag_1 and also use it
10794 for what used to be recursive calls.
10796 2009-06-30 Wei Guozhi <carrot@google.com>
10799 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
10800 if the target bb post dominates from bb.
10801 * config/i386/i386.c (memory_address_length): Check existence of base
10802 register before using it.
10804 2009-06-30 Nick Clifton <nickc@redhat.com>
10805 DJ Delorie <dj@redhat.com>
10807 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
10808 __FMOVD_ENABLED__ is defined.
10810 (TARGET_FMOVD): Provide a default definition.
10811 (MASK_FMOVD): Likewise.
10812 (TARGET_CPU_CPP_BUILTINS): Define
10813 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
10814 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
10815 two fmov instructions depending upon whether TARGET_FMOVD is
10817 (split for DF load from memory into register): Also handle
10818 MEMs which consist of REG+DISP addressing.
10819 (split for DF store from register to memory): Likewise.
10820 * config/sh/sh.opt (mfmovd): Remove this switch.
10821 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
10822 * config/sh/sh.c (sh_override_options): Do not automatically
10823 enable TARGET_MOVD for the SH2A when supporting doubles - leave
10824 that to the -mfmovd command line switch.
10826 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
10828 (fldi_ok): Always allow.
10829 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
10831 2009-06-29 DJ Delorie <dj@redhat.com>
10833 * doc/install.texi (mep-x-elf): Correct chip's full name.
10835 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
10837 * doc/extend.texi: Fix typo.
10839 2009-06-29 Tom Tromey <tromey@redhat.com>
10841 * dwarf2.h: Remove.
10842 * Makefile.in (DWARF2_H): New variable.
10843 (except.o): Use it.
10844 (dwarf2out.o): Likewise.
10845 (dwarf2asm.o): Likewise.
10846 * config/i386/t-i386: Use DWARF2_H.
10847 * except.c: Include elf/dwarf2.h.
10848 * unwind-dw2.c: Include elf/dwarf2.h.
10849 * dwarf2out.c: Include elf/dwarf2.h.
10850 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
10851 <dtprel>: New field.
10852 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
10853 (size_of_loc_descr): Likewise.
10854 (output_loc_operands_raw): Likewise.
10855 (output_loc_operands): Handle new dtprel field.
10856 (loc_checksum): Update.
10857 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
10858 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
10859 * unwind-dw2-fde.c: Include elf/dwarf2.h.
10860 * dwarf2asm.c: Include elf/dwarf2.h.
10861 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
10862 * config/mmix/mmix.c: Include elf/dwarf2.h.
10863 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
10864 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
10865 * config/sh/sh.c: Include elf/dwarf2.h.
10866 * config/i386/i386.c: Include elf/dwarf2.h.
10868 2009-06-29 DJ Delorie <dj@redhat.com>
10870 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
10872 * doc/extend.texi: Add MeP attributes and pragmas.
10873 * doc/invoke.text: Add MeP Options.
10874 * doc/contrib.texi: Add MeP contribution.
10875 * doc/md.texi: Add MeP constraints.
10876 * doc/install.texi: Add MeP target.
10878 2009-06-30 Anatoly Sokolov <aesok@post.ru>
10880 * target.h (struct gcc_target): Add frame_pointer_required field.
10881 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
10882 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
10883 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
10885 * reload1.c (update_eliminables): (Ditto.).
10886 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
10887 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
10888 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
10890 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
10892 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
10893 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10894 (arm_frame_pointer_required): New function.
10896 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
10897 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10898 (avr_frame_pointer_required_p): Declare as static.
10899 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
10901 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
10902 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10903 (bfin_frame_pointer_required): Make as static, change return type
10905 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
10907 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
10908 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10909 (cris_frame_pointer_required): New function.
10911 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
10913 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
10914 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10915 (fr30_frame_pointer_required): New function.
10917 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
10918 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10919 (frv_frame_pointer_required): Make as static, change return type
10921 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
10923 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
10924 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10925 (ix86_frame_pointer_required): Make as static, change return type to
10927 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
10929 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
10930 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10932 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
10934 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
10936 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
10938 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
10939 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10940 (mips_frame_pointer_required): Make as static.
10941 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
10943 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
10944 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10945 (mmix_frame_pointer_required): Mew function.
10947 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
10948 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10950 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
10952 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
10954 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
10956 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
10957 (CAN_ELIMINATE): Redefine.
10958 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10959 (sparc_frame_pointer_required): New function.
10960 (sparc_can_eliminate): New function.
10961 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
10963 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
10964 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10966 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
10967 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10968 (xtensa_frame_pointer_required): Make as static, change return type
10970 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
10973 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
10975 * doc/plugins.texi: Document PLUGIN_START_UNIT.
10976 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
10977 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
10978 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
10979 (register_callback): Handle PLUGIN_START_UNIT.
10980 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
10982 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
10984 * tree.c (process_call_operands): Propagate TREE_READONLY from the
10986 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
10987 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
10989 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
10991 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
10994 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
10996 * doc/extend.texi (Additional Floating Types): __float128 is also
10997 supported on i386 targets.
10999 2009-06-29 Richard Guenther <rguenther@suse.de>
11001 PR middle-end/14187
11002 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
11004 (pt_solutions_same_restrict_base): Declare.
11005 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
11007 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
11008 (make_constraint_from, make_copy_constraint): Move earlier.
11009 (make_constraint_from_heapvar): New function.
11010 (make_constraint_from_restrict): Likewise.
11011 (handle_lhs_call): Use it.
11012 (find_func_aliases): Use it to track conversions to restrict
11013 qualified pointers.
11014 (struct fieldoff): Add only_restrict_pointers flag.
11015 (push_fields_onto_fieldstack): Initialize it.
11016 (create_variable_info_for): Track global restrict qualified pointers.
11017 (intra_create_variable_infos): Use make_constraint_from_heapvar.
11018 Track restrict qualified pointer arguments.
11019 (set_uids_in_ptset): Use varinfo is_global_var flag.
11020 (find_what_var_points_to): Set the vars_contains_restrict flag.
11021 Always create the points-to solution for sets including restrict tags.
11022 (pt_solutions_same_restrict_base): New function.
11023 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
11024 qualified pointers use pt_solutions_same_restrict_base as
11025 additional source for disambiguation.
11027 2009-06-29 Richard Guenther <rguenther@suse.de>
11029 PR middle-end/38212
11030 * alias.c (find_base_decl): Remove.
11031 (get_deref_alias_set_1): Remove restrict handling.
11032 * c-common.c (c_apply_type_quals_to_decl): Do not set
11033 DECL_POINTER_ALIAS_SET.
11034 * gimplify.c (find_single_pointer_decl_1): Remove.
11035 (find_single_pointer_decl): Likewise.
11036 (internal_get_tmp_var): Remove restrict handling.
11037 (gimple_regimplify_operands): Likewise.
11038 * omp-low.c (expand_omp_atomic_pipeline): Do not set
11039 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
11040 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
11041 * tree.c (restrict_base_for_decl): Remove.
11042 (init_ttree): Do not allocate it.
11043 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
11044 LABEL_DECL_UID for label decls.
11045 (copy_node_stat): Do not copy restrict information.
11046 (decl_restrict_base_lookup): Remove.
11047 (decl_restrict_base_insert): Likewise.
11048 (print_restrict_base_statistics): Likewise.
11049 (dump_tree_statistics): Do not call print_restrict_base_statistics.
11050 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
11051 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
11052 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
11053 (LABEL_DECL_UID): Adjust.
11054 (DECL_BASED_ON_RESTRICT_P): Remove.
11055 (DECL_GET_RESTRICT_BASE): Likewise.
11056 (SET_DECL_RESTRICT_BASE): Likewise.
11057 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
11059 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
11060 instead of DECL_POINTER_ALIAS_SET.
11061 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
11062 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
11063 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
11065 2009-06-29 Richard Guenther <rguenther@suse.de>
11067 PR tree-optimization/40579
11068 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
11069 the IL to simplify has constants that overflowed.
11071 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
11073 PR tree-optimization/40550
11074 * tree-vect-generic.c (expand_vector_operations_1): Compute in
11075 vector_compute_type only when the size of vector_compute_type is
11076 less than the size of type.
11078 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
11080 * fold-const.c (contains_label_1): Fix comments.
11081 (contains_label_p): Do not walk trees multiple time.
11083 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11085 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
11086 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
11087 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
11088 ix86_fp_comparison_operator.
11089 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
11090 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
11091 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
11092 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
11093 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
11094 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
11095 (related splits): Change predicate to ix86_fp_comparison_operator.
11096 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
11097 instead of ix86_fp_comparison_codes.
11098 (ix86_trivial_fp_comparison_operator,
11099 ix86_fp_comparison_operator): New.
11100 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
11101 (ix86_expand_compare): Eliminate last two parameters.
11102 (ix86_fp_jump_nontrivial_p): Kill.
11103 * config/i386/i386.c (put_condition_code): Eliminate call to
11104 ix86_fp_comparison_codes and subsequent assertion.
11105 (ix86_fp_comparison_codes): Eliminate.
11106 (ix86_fp_swap_condition): New.
11107 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
11108 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
11109 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
11110 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
11111 and ix86_fp_swap_condition.
11112 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
11113 Use ix86_fp_comparison_strategy.
11114 (ix86_expand_compare): Likewise. Eliminate last two arguments.
11115 (ix86_fp_jump_nontrivial_p): Eliminate.
11116 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
11117 call to ix86_expand_compare.
11118 (ix86_split_fp_branch, ix86_expand_setcc,
11119 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
11120 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
11122 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11124 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
11125 related to jump_clobbers.
11126 * config/arm/arm.md (conds): Remove jump_clob case.
11127 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
11128 splits): Change comparison_operator to arm_comparison_operator.
11129 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
11132 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11134 * dojump.c (do_compare_rtx_and_jump): Try swapping the
11135 condition for floating point modes.
11136 * expmed.c (emit_store_flag_1): Move here a bigger part
11137 of emit_store_flag.
11138 (emit_store_flag): Try swapping the condition for floating point
11140 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
11142 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11144 * expr.c (expand_expr_real_1): Just use do_store_flag.
11145 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
11146 emit_store_flag_force.
11147 * expmed.c (emit_store_flag_force): Copy here trick
11148 previously in expand_expr_real_1. Try reversing the comparison.
11149 (emit_store_flag_1): Work if target is NULL.
11150 (emit_store_flag): Work if target is NULL, using the result mode
11151 from the comparison. Use split_comparison, restructure final part
11152 to simplify conditionals.
11154 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11156 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
11157 * dojump.c (do_jump): Change handling of floating-point
11158 ops to use just do_compare_and_jump.
11159 (split_comparison): New.
11160 (do_compare_rtx_and_jump): Add here logic coming previously
11161 in do_jump, using split_comparison.
11163 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
11166 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
11168 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11170 * tree-ssa-alias.c: Fix unintentional commit.
11172 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11174 * passes.c (execute_one_pass): Fix unintentional commit.
11176 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11178 * df-problems.c (df_set_seen, df_unset_seen): Delete.
11179 (df_rd_local_compute, df_md_local_compute): Inline them.
11181 (df_md_scratch): New.
11182 (df_md_alloc, df_md_free): Allocate/free it.
11183 (df_md_local_compute): Only include live registers in init.
11184 (df_md_transfer_function): Prune the in-set computed by
11185 the confluence function, and the gen-set too.
11187 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11189 PR rtl-optimization/26854
11190 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
11191 * df-problems.c (df_rd_add_problem): Fix comment.
11192 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
11193 df_md_simulate_artificial_defs_at_top,
11194 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
11195 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
11196 df_md_transfer_function, df_md_init, df_md_confluence_0,
11197 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
11198 problem_MD, df_md_add_problem): New.
11199 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
11200 df_md_get_bb_info): New.
11201 (DF_LAST_PROBLEM_PLUS1): Adjust.
11203 * Makefile.in (fwprop.o): Include domwalk.h.
11204 * fwprop.c: Include domwalk.h.
11205 (reg_defs, reg_defs_stack): New.
11206 (bitmap_only_bit_between): Remove.
11207 (process_defs): New.
11208 (process_uses): Use reg_defs and local_md instead of
11209 bitmap_only_bit_between and local_rd.
11210 (single_def_use_enter_block): New, from build_single_def_use_links.
11211 (single_def_use_leave_block): New.
11212 (build_single_def_use_links): Remove code moved to
11213 single_def_use_enter_block, invoke domwalk.
11214 (use_killed_between): Adjust comment.
11216 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11218 * bitmap.h (bitmap_ior_and_into): New.
11219 * bitmap.c (bitmap_ior_and_into): New.
11221 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11223 * domwalk.h (struct dom_walk_data): Remove all callbacks except
11224 before_dom_children_before_stmts and after_dom_children_after_stmts.
11225 Rename the two remaining callbacks to just before_dom_children and
11226 after_dom_children. Remove other GIMPLE statement walking bits.
11227 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
11228 * graphite.c: Do not include domwalk.h.
11229 * tree-into-ssa.c (interesting_blocks): New global.
11230 (struct mark_def_sites_global_data): Remove it and names_to_rename.
11231 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
11232 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
11233 now that they're not domwalk callbacks.
11234 (rewrite_initialize_block): Rename to...
11235 (rewrite_enter_block): ... this, place after called functions. Test
11236 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
11237 (rewrite_finalize_block): Rename to...
11238 (rewrite_leave_block): ... this, place after called functions.
11239 (rewrite_update_init_block): Rename to...
11240 (rewrite_update_enter_block): ... this, place after called functions.
11241 Test interesting_blocks, call rewrite_update_stmt and
11242 rewrite_update_phi_arguments.
11243 (rewrite_update_fini_block): Rename to...
11244 (rewrite_leave_block): ... this, place after called functions.
11245 (rewrite_blocks): Remove last argument, simplify initialization of
11247 (mark_def_sites_initialize_block): Rename to...
11248 (mark_def_sites_block): ... this, call mark_def_sites.
11249 (mark_def_sites_blocks): Remove argument, simplify initialization of
11251 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
11252 (update_ssa): Likewise.
11253 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
11255 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
11256 (dom_opt_initialize_block): Rename to...
11257 (dom_opt_enter_block): ... this, place after called functions. Walk
11258 statements here, inline propagate_to_outgoing_edges.
11259 (dom_opt_finalize_block): Rename to...
11260 (dom_opt_leave_block): ... this, place after called functions.
11261 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
11263 (dse_enter_block, dse_record_phi): New.
11264 (dse_record_phis): Delete.
11265 (dse_finalize_block): Rename to...
11266 (dse_leave_block): ... this.
11267 (tree_ssa_dse): Simplify initialization of walk_data.
11268 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
11269 Adjust initialization of walk_data.
11270 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
11271 * tree-ssa-loop-phiopt.c (get_non_trapping):
11272 Adjust initialization of walk_data.
11273 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
11274 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
11275 it's not a domwalk callback.
11276 (uncprop_initialize_block): Rename to...
11277 (dse_enter_block): ... this, call uncprop_into_successor_phis.
11278 (dse_finalize_block): Rename to...
11279 (dse_leave_block): ... this.
11280 (tree_ssa_uncprop): Simplify initialization of walk_data.
11281 * Makefile.in: Adjust dependencies.
11283 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
11285 * arm.md (casesi): Fix test for Thumb1.
11286 (thumb1_casesi_internal_pic): Likewise.
11287 (thumb1_casesi_dispatch): Likewise.
11289 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
11291 * config/arm/arm-cores.def: Added core cortex-m0.
11292 * config/arm/arm-tune.md: Regenerated.
11293 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
11295 2009-06-26 DJ Delorie <dj@redhat.com>
11297 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
11299 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
11300 the scheduler doesn't tag jump insns.
11302 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
11304 * c-decl.c (merge_decls): Re-indent.
11306 2009-06-26 Janis Johnson <janis187@us.ibm.com>
11309 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
11310 Special-case decimal float constants.
11312 2009-06-26 Richard Henderson <rth@redhat.com>
11314 * function.h (struct function): Add cannot_be_copied_reason,
11315 and cannot_be_copied_set.
11316 * tree-inline.c (has_label_address_in_static_1): Rename from
11317 inline_forbidden_p_2; don't set inline_forbidden_reason here.
11318 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
11319 don't set inline_forbidden_reason.
11320 (copy_forbidden): New function, split out of inline_forbidden_p.
11321 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
11322 (inline_forbidden_p): Use copy_forbidden.
11323 (tree_versionable_function_p): Likewise.
11324 (inlinable_function_p): Merge into tree_inlinable_function_p.
11325 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
11326 * ipa-cp.c (ipcp_versionable_function_p): New function.
11327 (ipcp_cloning_candidate_p): Use it.
11328 (ipcp_node_modifiable_p): Likewise.
11330 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
11332 * builtins.c (expand_builtin_alloca): Handle builtin alloca
11333 that is marked not to be inlined. Remove flag_mudflap use.
11334 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
11335 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
11337 2009-06-26 Steve Ellcey <sje@cup.hp.com>
11340 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
11341 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
11343 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
11345 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
11347 (__mingwthr_remove_key_dtor): Likewise.
11349 2009-06-26 Richard Guenther <rguenther@suse.de>
11351 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
11353 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
11355 PR middle-end/40525
11356 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
11357 try the non-cond_exec path also.
11359 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11362 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
11363 (output_cbranch): Use new functions.
11364 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
11367 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
11368 Pat Haugen <pthaugen@us.ibm.com>
11369 Revital Eres <ERES@il.ibm.com>
11371 * config/rs6000/rs6000.c (print_operand): Correct lossage message
11372 for %c error. Add %x support to print VSX registers as a unified
11373 register set, instead of separate float and altivec registers.
11374 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
11375 %y case, and add support for VSX pre-modify addresses.
11376 (output_toc): Add assert for CONST containing an integer constant
11378 (rs6000_adjust_cost): Add POWER7 support.
11379 (insn_must_be_first_in_group): Ditto.
11380 (insn_must_be_last_in_group): Ditto.
11381 (rs6000_emit_popcount): Ditto.
11382 (rs6000_vector_mode_supported_p): Ditto.
11384 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
11385 Change some of the functions called by macros to being called
11386 through a pointer, so debug functions can be inserted if
11387 -mdebug=addr or -mdebug=cost.
11388 (rs6000_preferred_reload_class_ptr): Ditto.
11389 (rs6000_secondary_reload_class_ptr): Ditto.
11390 (rs6000_secondary_memory_needed_ptr): Ditto.
11391 (rs6000_cannot_change_mode_class_ptr): Ditto.
11392 (rs6000_secondary_reload_inner): Ditto.
11393 (rs6000_legitimize_reload_address): Ditto.
11394 (rs6000_legitimize_reload_address_ptr): Ditto.
11395 (rs6000_mode_dependent_address): Ditto.
11396 (rs6000_mode_dependent_address_ptr): Ditto.
11398 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
11399 function to return true if the mode allows reg + integer
11401 (virtual_stack_registers_memory_p): New function to return true if
11402 the address refers to a virtual stack register.
11403 (rs6000_legitimate_offset_address_p): Move code to say whether a
11404 mode supports reg+int addressing to reg_offset_addressing_ok_p and
11406 (rs6000_legitimate_address_p): Add checks for modes that only can
11407 do reg+reg addressing. Start adding VSX support.
11408 (rs6000_legitimize_reload_address): Ditto.
11409 (rs6000_legitimize_address): Ditto.
11410 (rs6000_debug_legitimate_address_p): New debug functions for
11411 -mdebug=addr and -mdebug=cost.
11412 (rs6000_debug_rtx_costs): Ditto.
11413 (rs6000_debug_address_costs): Ditto.
11414 (rs6000_debug_adjust_cost): Ditto.
11415 (rs6000_debug_legitimize_address): Ditto.
11416 (rs6000_legitimize_reload_address_ptr): Point to call normal
11417 function or debug function. Make functions called via pointer
11419 (rs6000_mode_dependent_address_ptr): Ditto.
11420 (rs6000_secondary_reload_class_ptr): Ditto.
11421 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
11422 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
11423 into a friendlier error.
11424 (rs6000_init_builtins): Add initial VSX support.
11425 (rs6000_adjust_cost): Fix some spacing issues.
11427 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
11428 (REG_CLASS_NAMES): Ditto.
11429 (REG_CLASS_CONTENTS): Ditto.
11430 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
11431 pointer, to add -mdebug=addr support.
11432 (CANNOT_CHANGE_MODE_CLASS): Ditto.
11433 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
11434 -mdebug=addr support.
11435 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
11436 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
11437 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
11439 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
11441 (bswapsi*): Set attribute types for load/store. Add combiner
11442 patterns to eliminate zero extend on 64-bit.
11443 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
11444 stdbrx if the hardware supports those instructions.
11446 2009-06-25 Ian Lance Taylor <iant@google.com>
11448 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
11449 (Link Options): Document -static-libstdc++.
11451 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
11454 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
11455 DATA_ALIGNMENT instead.
11457 2009-06-25 Richard Guenther <rguenther@suse.de>
11459 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
11460 indirect references against the callused/escaped solutions.
11461 (call_may_clobber_ref_p_1): Likewise.
11463 2009-06-25 Martin Jambor <mjambor@suse.cz>
11465 PR tree-optimization/40493
11466 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
11467 (enum unscalarized_data_handling): New type.
11468 (handle_unscalarized_data_in_subtree): Return what has been done.
11469 (load_assign_lhs_subreplacements): Handle left flushes differently.
11470 (sra_modify_assign): Use unscalarized_data_handling, simplified
11471 condition determining whether to remove the statement.
11473 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
11475 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
11476 excerpt - @ should be doubled for texinfo.
11478 2009-06-24 Ian Lance Taylor <iant@google.com>
11480 * config/arc/arc.c: Include "df.h".
11481 (arc_attribute_table): Make static. Move higher in file.
11482 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
11483 (output_shift): Initialize n later to avoid warning.
11484 * config/arm/arm.c (arm_attribute_table): Make static. Move
11486 * config/avr/avr.c (avr_attribute_table): Make static. Move
11488 (reg_class_tab): Change array type from int to enum reg_class.
11489 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
11491 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
11492 (lshrhi3_out): Likewise.
11493 (class_likely_spilled_p): Change return type to bool.
11494 (avr_rtx_costs): Use local code variable with enum type.
11495 * config/avr/avr.md (movmemhi): Use add_reg_note.
11496 (andhi3, andsi3): Don't use AS2 with "and".
11497 (iorhi3, iorsi3): Don't use AS2 with "or".
11498 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
11499 * config/crx/crx.c: Include "df.h".
11500 (crx_attribute_table): Make static.
11501 * config/m32r/m32r.c: Include "df.h".
11502 (m32r_attribute_table): Make static. Move higher in file.
11503 (pop): Use add_reg_note.
11504 (block_move_call): Change 0 to LCT_NORMAL in function call.
11505 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
11506 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
11507 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
11508 declare, not just when TREE_CODE is defined.
11509 * config/m68hc11/m68hc11.c: Include "expr.h".
11510 (m68hc11_attribute_table): Make static. Move higher in file.
11511 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
11513 (m68hc11_register_indirect_p): Likewise.
11514 (m68hc11_function_arg_padding): Change return type to enum
11516 (emit_move_after_reload): Use add_reg_note.
11517 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
11518 (m68hc11_split_logical): Likewise.
11519 (m68hc11_rtx_costs): Add local code_and outer_code variables with
11521 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
11522 to VOIDmode in function call.
11523 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
11525 (m68hc11_split_logical): Update declaration.
11526 (m68hc11_function_arg_padding): Update declaration.
11527 * config/mcore/mcore.c (regno_reg_class): Change form array of int
11528 to array of enum reg_class.
11529 (mcore_attribute_table): Make static. Move higher in file.
11530 (mcore_rtx_costs): Add cast to enum type.
11531 * config/mcore/mcore.h (regno_reg_class): Update declaration.
11532 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
11533 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
11535 * config/sh/predicates.md (trapping_target_operand): Rename and to
11537 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
11539 * config/spu/spu.c (spu_attribute_table): Make static. Move
11541 * config/v850/v850.c (v850_attribute_table): Make static. Move
11543 (v850_rtx_costs): Use local code with enum type.
11544 (expand_epilogue): Add cast.
11545 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
11547 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
11550 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
11551 -m2a-single-only and -m2a-nofpu.
11552 * config/sh/sh.opt: Document m2a generates FPU code.
11554 2009-06-24 Anatoly Sokolov <aesok@post.ru>
11556 * defaults.h (CAN_ELIMINATE): Provide default.
11557 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
11558 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
11559 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
11560 * config/spu/spu.h (CAN_ELIMINATE): Delete.
11561 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
11562 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
11563 * config/cris/cris.h (CAN_ELIMINATE): Delete.
11564 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
11565 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
11566 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
11568 2009-06-24 DJ Delorie <dj@redhat.com>
11570 * mep-ext-cop.cpu: Fix copyright notice.
11571 * mep-default: Fix copyright notice.
11572 * mep-core: Fix copyright notice.
11573 * mep: Fix copyright notice.
11574 * mep-ivc2: Fix copyright notice.
11575 * mep-c5: Fix copyright notice.
11577 2009-06-24 Denis Chertykov <chertykov@gmail.com>
11579 * doc/contrib.texi (Contributors):
11581 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
11583 PR middle-end/40501
11584 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
11585 src and dst operands if necessary.
11587 2009-06-23 DJ Delorie <dj@redhat.com>
11590 * config.gcc: Add mep support.
11591 * recog.c: Resurrect validate_replace_rtx_subexp().
11592 * recog.h: Likewise.
11593 * config/mep/: Add new port:
11594 * config/mep/constraints.md: New file.
11595 * config/mep/default.h: New file.
11596 * config/mep/intrinsics.h: New file.
11597 * config/mep/intrinsics.md: New file.
11598 * config/mep/ivc2-template.h: New file.
11599 * config/mep/mep-c5.cpu: New file.
11600 * config/mep/mep-core.cpu: New file.
11601 * config/mep/mep-default.cpu: New file.
11602 * config/mep/mep-ext-cop.cpu: New file.
11603 * config/mep/mep-intrin.h: New file.
11604 * config/mep/mep-ivc2.cpu: New file.
11605 * config/mep/mep-lib1.asm: New file.
11606 * config/mep/mep-lib2.c: New file.
11607 * config/mep/mep-pragma.c: New file.
11608 * config/mep/mep-protos.h: New file.
11609 * config/mep/mep-tramp.c: New file.
11610 * config/mep/mep.c: New file.
11611 * config/mep/mep.cpu: New file.
11612 * config/mep/mep.h: New file.
11613 * config/mep/mep.md: New file.
11614 * config/mep/mep.opt: New file.
11615 * config/mep/predicates.md: New file.
11616 * config/mep/t-mep: New file.
11618 2009-06-23 Ian Lance Taylor <iant@google.com>
11620 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
11621 from loose_warn into c_loose_warn and from strict_warn into
11622 c_strict_warn. Set and substitute warn_cxxflags. Check for
11623 --enable-build-with-cxx. Set and substitute
11624 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
11625 * Makefile.in (CXXFLAGS): New variable.
11626 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
11627 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
11628 the default is the same as $(STRICT_WARN).
11629 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
11630 (CXX): New variable.
11631 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
11632 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
11633 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
11634 (HOST_LIBS): New variable.
11635 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
11636 (ALL_CXXFLAGS): New variable.
11637 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
11638 * doc/install.texi (Configuration): Document
11639 --enable-build-with-cxx, --with-stage1-ldflags,
11640 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
11641 * configure: Rebuild.
11643 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11645 * config/arm/arm.c (arm_override_options): Fix braces and formatting
11646 from previous commit.
11648 2009-06-23 Ian Lance Taylor <iant@google.com>
11650 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
11652 2009-06-23 Ian Lance Taylor <iant@google.com>
11654 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
11655 with ATTRIBUTE_UNUSED.
11657 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
11658 Pat Haugen <pthaugen@us.ibm.com>
11659 Revital Eres <eres@il.ibm.com>
11661 * config.in (HAVE_AS_POPCNTD): Add default definition.
11662 (HAVE_AS_LWSYNC): Ditto.
11664 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
11666 (gcc_cv_as_powerpc_cmpb): Ditto.
11667 (gcc_cv_as_powerpc_dfp): Ditto.
11668 (gcc_cv_as_powerpc_vsx): Ditto.
11669 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
11670 supporting the popcntd/lwsync instructions.
11671 (gcc_cv_as_powerpc_lwsync): Ditto.
11672 * configure: Regenerate.
11674 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
11675 -mcpu=native and -mcpu=power7.
11676 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
11678 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
11679 a variable instead of a mask to reduce the number of mask bits.
11680 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
11681 (-mbit-word): Ditto.
11682 (-mregnames): Ditto.
11683 * config/rs6000/rs6000.opt (-mupdate): Ditto.
11684 (-mfused-madd): Ditto.
11686 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
11688 (-mvsx): New switch for VSX instructions.
11689 (-misel): Move from a variable to a mask to allow it to be set by
11692 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
11693 function declaration to an array declaration.
11694 (rs6000_hard_regno_nregs): New external array declaration.
11696 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
11697 files included by rs6000.md.
11699 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
11700 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
11702 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
11704 (rs6000_debug_reg): New -mdebug= variables.
11705 (rs6000_debug_addr): Ditto.
11706 (rs6000_debug_cost): Ditto.
11707 (rs6000_pmode): New variable to hold Pmode.
11708 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
11709 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
11710 calculated at compiler start.
11711 (rs6000_hard_regno_nregs): Change function to an array which holds
11712 HARD_REGNO_NREGS calculated at compiler start.
11713 (rs6000_explicit_options): Delete isel field.
11714 (rs6000_vector_unit): New array to hold which vector unit
11715 supports arithmetic options for a given type.
11716 (rs6000_vector_mem): New array to hold which vector unit supports
11717 memory reference operations for a given type.
11718 (rs6000_vector_align): New array to given the alignment of each
11720 (power7_cost): New basic costs for power7.
11721 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
11722 (rs6000_hard_regno_nregs_internal): New function, moved from
11723 HARD_REGNO_NREGS, to calculate the number of registers each hard
11724 register takes for each type.
11725 (rs6000_debug_reg_print): New function for -mdebug=reg support.
11726 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
11727 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
11728 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
11729 unit information here so it is calculated once at compiler startup
11731 (rs6000_override_options): Make -misel a target mask. Add more
11732 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
11733 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
11735 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
11736 (rs6000_handle_option): Move -misel from variable to target mask.
11737 (rs6000_builtin_mask_for_load): Add VSX support.
11738 (rs6000_conditional_register_usage): Ditto.
11739 (USE_ALTIVEC_FOR_ARG_P): Ditto.
11740 (function_arg_boundary): Ditto.
11741 (rs6000_expand_builtin): Ditto.
11742 (def_builtin): Make abort message a little friendlier.
11743 (rs6000_emit_int_cmove): Add support for 64-bit isel.
11745 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
11746 assembler support the popcntd instruction instead of a vsx
11747 instruction to enable power7 support.
11748 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
11749 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
11750 option to the assembler if -mcpu=native.
11751 (ASM_CPU_NATIVE_SPEC): Ditto.
11752 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
11754 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
11755 the lwsync instruction.
11756 (enum processor_type): Add PROCESSOR_POWER7.
11757 (rs6000_debug_reg): New -mdebug= options.
11758 (rs6000_debug_addr): Ditto.
11759 (rs6000_debug_cost): Ditto.
11760 (rs6000_isel): Delete.
11761 (enum rs6000_vector): New enum to say what vector unit we have.
11762 (VECTOR_UNIT_*): New macros to say which vector unit has
11763 arithmetic operations for a given type.
11764 (VECTOR_MEM_*): New macros to say which vector unit has memory
11765 operations for a given type.
11766 (TARGET_LDBRX): Whether the machine supports the ldbrx
11768 (TARGET_ISEL): Delete, -misel moved to be a mask.
11769 (TARGET_ISEL64): New macro for 64-bit isel support.
11770 (UNITS_PER_VSX_WORD): New macro.
11771 (POINTER_SIZE): Move to be an external variable, rather than
11772 calculating whether we are generating 32 ot 64-bit code.
11774 (STACK_BOUNDARY): Add VSX support.
11775 (LOCAL_ALIGNMENT): Ditto.
11776 (SLOW_UNALIGNED_ACCESS): Ditto.
11777 (VSX_REGNO_P): New macro for VSX support.
11778 (VFLOAT_REGNO_P): Ditto.
11779 (VINT_REGNO_P): Ditto.
11780 (VLOGICAL_REGNO_P): Ditto.
11781 (VSX_VECTOR_MODE): Ditto.
11782 (VSX_SCALAR_MODE): Ditto.
11784 (VSX_MOVE_MODE): Ditto.
11785 (VSX_REG_CLASS_P): Ditto.
11786 (HARD_REGNO_NREGS): Instead of calling a function, use an array
11788 (UNITS_PER_SIMD_WORD): Add VSX support.
11789 (MODES_TIEABLE_P): Ditto.
11790 (STARTING_FRAME_OFFSET): Ditto.
11791 (STACK_DYNAMIC_OFFSET): Ditto.
11792 (EPILOGUE_USES): Ditto.
11793 (REGNO_REG_CLASS): Move to array lookup.
11794 (CLASS_MAX_NREGS): Ditto.
11795 (rs6000_vector_reg_class): Add declaration.
11796 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
11797 overlap with the floating point and Altivec registers.
11799 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
11801 * config/rs6000/driver-rs6000.c (asm_names): New static array to
11802 give the appropriate asm switches if -mcpu=native.
11803 (host_detect_local_cpu): Add support for "asm".
11804 (host_detect_local_cpu): Follow GNU code guidelines for name.
11806 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
11807 -mbit-word to a variable instead of being a target mask.
11809 * config/rs6000/sync.md (lwsync): If the assembler supports it,
11810 emit the lwsync instruction instead of emitting the instruction as
11811 an integer constant.
11813 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
11814 fixuns_trundfsi2, move expander into rs6000.md.
11816 * config/rs6000/rs6000.md (cpu): Add power7.
11817 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
11818 (logical predicate patterns): Change the single instruction
11819 primitives that set CR0 to be fast_compare instead of compare.
11821 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
11822 (popcntddi2): Ditto.
11823 (popcount<mode>): Ditto.
11824 (floating multiply/add insns): Name the floating point
11825 multiply/add insns.
11826 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
11827 (isel_unsigned_<mode>): Ditto.
11828 (fixuns_trundfsi2): Move expander here from spe.md.
11829 (smindi3): Define if we have -misel on 64-bit systems.
11834 2009-06-23 Anatoly Sokolov <aesok@post.ru>
11836 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
11838 * config/avr/avr.c (avr_current_device): New variable.
11839 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
11840 (avr_arch, mcu_type_s): Move to avr.h.
11841 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
11842 default_data_section_start fields.
11843 (avr_arch): Moved from avr.c.
11844 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
11845 library_name fields.
11846 (avr_current_device, avr_mcu_types, avr_arch_types,
11847 avr_device_to_arch, avr_device_to_data_start,
11848 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
11849 (EXTRA_SPEC_FUNCTIONS): Define.
11850 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
11851 options mapping. Use device_to_arch and device_to_data_start insted.
11852 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
11853 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
11854 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
11855 * config/avr/driver-avr.c: New file.
11856 * config/avr/avr-devices.c: New file.
11858 2009-06-23 Jakub Jelinek <jakub@redhat.com>
11860 * var-tracking.c (unshare_variable): Force initialized to
11861 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
11862 (set_variable_part): Likewise.
11863 (struct variable_union_info): Remove pos_src field.
11864 (vui_vec, vui_allocated): New variables.
11865 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
11866 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
11867 == 1 use a simpler sorting algorithm. Compute pos field right
11868 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
11869 Avoid quadratic comparison if !flag_var_tracking_uninit.
11870 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
11871 unshare_variable unconditionally.
11872 (dataflow_set_different_2): Removed.
11873 (dataflow_set_different): Don't traverse second hash table.
11874 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
11875 unconditionally to var_reg_set or var_mem_set.
11876 (emit_notes_in_bb): Likewise.
11877 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
11879 (emit_note_insn_var_location): Don't set initialized to
11880 VAR_INIT_STATUS_INITIALIZED early.
11881 (vt_finalize): Free vui_vec if needed, clear vui_vec and
11883 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
11885 * tree-object-size.c (addr_object_size): Instead of checking
11886 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
11887 are no FIELD_DECLs following it.
11889 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
11891 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
11892 order to match bswaps with signed source operands.
11894 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11896 * sdbout.c (sdbout_one_type): Fix braces in switch.
11898 2009-06-23 Richard Guenther <rguenther@suse.de>
11900 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
11902 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
11903 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
11904 var_callused, callused_tree, var_storedanything, storedanything_tree,
11905 var_integer, integer_tree): Remove global variables.
11906 (new_var_info): Do not pass new id, append the new var to the
11907 global variable vector.
11908 (do_ds_constraint): Use is_global_var member of the variable-info.
11909 (new_scalar_tmp_constraint_exp): Adjust.
11910 (create_function_info_for): Likewise.
11911 (create_variable_info_for): Likewise.
11912 (find_what_var_points_to): Remove dead code.
11913 (init_base_vars): Simplify.
11914 (compute_points_to_sets): Adjust.
11916 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
11918 * combine.c (try_combine): Dump information about the insns we're
11921 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
11923 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
11924 check when calling force_to_mode on TRUNCATE's operand.
11926 2009-06-22 Ian Lance Taylor <iant@google.com>
11928 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
11930 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
11932 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
11934 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11936 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
11937 override library linkage flags such as -static-libgcc or
11940 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
11942 * config/m68k/m68k-devices.def: Add line for MCF5221x.
11944 2009-06-22 Ian Lance Taylor <iant@google.com>
11946 * config/linux.opt: Put mglibc ahead of muclibc.
11948 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
11949 for duplicate decls.
11951 2009-06-22 Matthias Klose <doko@ubuntu.com>
11953 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
11955 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
11958 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
11959 instead of NULL if a parser error occurs.
11961 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11963 * dwarf2out.c (dwarf2_debug_hooks): Initialize
11964 non-DWARF2_DEBUGGING_INFO version.
11966 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
11968 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
11969 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
11971 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
11972 (LIBGCC2_TF_CEXT): Define.
11975 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11978 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
11980 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11982 * config/arm/arm.c (arm_override_options): Disable
11983 -mcaller-super-interworking and -mcallee-super-interworking.
11984 * doc/invoke.texi (ARM Options): Document this.
11986 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
11988 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
11989 * config/arm/constraints.md (j): New constraint for movw operands.
11990 (N): Remove thumb2 meaning.
11991 * config/arm/arm.md (*arm_movw): Delete.
11992 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
11993 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
11994 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
11996 2009-06-22 Martin Jambor <mjambor@suse.cz>
11998 PR tree-optimization/40492
11999 * tree-sra.c (sra_modify_assign): Pass zero offsets to
12000 build_ref_for_offset.
12002 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
12004 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
12005 JUMP_TABLE_DATA_P predicates where applicable.
12006 * auto-inc-dec.c: Ditto.
12007 * builtins.c: Ditto.
12008 * caller-save.c: Ditto.
12010 * cfgcleanup.c: Ditto.
12011 * cfglayout.c: Ditto.
12013 * combine.c: Ditto.
12014 * combine-stack-adj.c: Ditto.
12018 * df-scan.c: Ditto.
12020 * dwarf2asm.c: Ditto.
12021 * dwarf2out.c: Ditto.
12022 * emit-rtl.c: Ditto.
12028 * function.c: Ditto.
12031 * genpreds.c: Ditto.
12032 * genrecog.c: Ditto.
12034 * ira-costs.c: Ditto.
12035 * ira-lives.c: Ditto.
12037 * loop-iv.c: Ditto.
12038 * lower-subreg.c: Ditto.
12039 * modulo-sched.c: Ditto.
12041 * postreload.c: Ditto.
12042 * print-rtl.c: Ditto.
12044 * reginfo.c: Ditto.
12045 * regmove.c: Ditto.
12046 * reload1.c: Ditto.
12049 * rtlanal.c: Ditto.
12051 * sched-vis.c: Ditto.
12053 * sel-sched-ir.c: Ditto.
12054 * simplify-rtx.c: Ditto.
12055 * targhooks.c: Ditto.
12056 * var-tracking.c: Ditto.
12057 * vmsdbgout.c: Ditto.
12059 2009-06-22 Matthias Klose <doko@ubuntu.com>
12061 * Makefile.in (install-plugin): Always use DESTDIR.
12063 2009-06-22 Olivier Hainque <hainque@adacore.com>
12065 * config/pa/pa.c (output_call): Don't optimize post call jumps
12066 into return address adjustments if the call may throw.
12068 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
12070 * arm.c (thumb1_output_casesi): New function.
12071 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
12072 optimizing for size or PIC.
12073 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
12074 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
12075 (casesi): Handle Thumb-1 when optimizing for size or PIC.
12076 (thumb1_casesi_internal_pic): New expand rule.
12077 (thumb1_casesi_dispatch): New pattern.
12078 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
12080 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
12081 in the text seciton when PIC or optimizing for size.
12082 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
12083 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
12084 preservation properties of code.
12085 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
12086 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
12087 (__gnu_thumb1_case_si): New function.
12088 * t-arm (LIB1ASMSRC): Define here.
12089 (LIB1ASMFUNCS): Add some common functions.
12090 * t-arm-elf (LIB1ASMSRC): Delete.
12091 (LIB1ASMFUNCS): Append to existing set.
12092 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12093 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12094 * t-symbian (LIB1ASMFUNCS): Likewise.
12095 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12096 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12098 2009-06-21 Richard Guenther <rguenther@suse.de>
12100 PR tree-optimization/38729
12101 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
12102 to loops with a single exit if -fno-expensive-optimizations.
12104 2009-06-21 Jakub Jelinek <jakub@redhat.com>
12106 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
12107 (dataflow_set): Change vars type from htab_t to shared_hash.
12108 (shared_hash_pool, empty_shared_hash): New variables.
12109 (vars_clear): Removed.
12110 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
12111 shared_hash_find_slot_unshare, shared_hash_find_slot,
12112 shared_hash_find_slot_noinsert, shared_hash_find): New
12114 (shared_hash_unshare, shared_hash_destroy): New functions.
12115 (unshare_variable): Unshare set->vars if shared, use
12117 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
12118 (get_init_value, find_src_set_src, dump_dataflow_set,
12119 clobber_variable_part, emit_notes_for_differences): Use
12121 (dataflow_set_init): Remove second argument, set vars to
12122 empty_shared_hash instead of creating a new htab.
12123 (dataflow_set_clear): Call shared_hash_destroy and set vars
12124 to empty_shared_hash instead of calling vars_clear.
12125 (dataflow_set_copy): Don't call vars_copy, instead just share
12126 the src htab with dst.
12127 (variable_union): Use shared_hash_*, use initially NO_INSERT
12128 lookup if set->vars is shared. Don't keep slot cleared before
12129 calling unshare_variable. Unshare set->vars if needed.
12130 Even ->refcount == 1 vars must be unshared if set->vars is shared
12131 and var needs to be modified.
12132 (variable_canonicalize): New function.
12133 (dataflow_set_union): If dst->vars is empty, just share src->vars
12134 with dst->vars and traverse with variable_canonicalize to canonicalize
12135 and unshare what is needed.
12136 (dataflow_set_different): If old_set and new_set use the same shared
12137 htab, they aren't different. If number of htab elements is different,
12138 htabs are different. Use shared_hash_*.
12139 (dataflow_set_destroy): Call shared_hash_destroy instead of
12141 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
12142 second argument to dataflow_set_init.
12143 (vt_initialize): Likewise. Initialize shared_hash_pool and
12144 empty_shared_hash, move bb in/out initialization afterwards.
12145 Use variable_htab_free instead of NULL as changed_variables del hook.
12146 (variable_was_changed): Change type of second argument to pointer to
12147 dataflow_set. When inserting var into changed_variables, bump
12148 refcount. Unshare set->vars if set is shared htab and slot needs to
12150 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
12151 lookup if set->vars is shared. Unshare set->vars if needed.
12152 Even ->refcount == 1 vars must be unshared if set->vars is shared
12153 and var needs to be modified. Adjust variable_was_changed caller.
12154 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
12155 vars must be unshared if set->vars is shared and var needs to be
12156 modified. Adjust variable_was_changed caller.
12157 (emit_note_insn_var_location): Don't pool_free var.
12158 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
12160 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
12161 free_alloc_pool on shared_hash_pool.
12163 2009-06-20 Anthony Green <green@moxielogic.com>
12165 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
12166 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
12168 2009-06-20 Richard Guenther <rguenther@suse.de>
12170 * tree-ssa-structalias.c (find_func_aliases): For memset use
12171 a constraint from NULL if we memset to zero.
12172 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
12173 we explicitly handle that do not read from memory.
12174 (call_may_clobber_ref_p_1): Properly handle builtins that may
12177 2009-06-20 Richard Guenther <rguenther@suse.de>
12179 PR tree-optimization/40495
12180 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
12181 (new_scalar_tmp_constraint_exp): New function.
12182 (process_constraint): Do not create temporary decls.
12183 (process_all_all_constraints): Likewise.
12184 (handle_const_call): Likewise.
12185 (create_function_info_for): Do not set decl.
12187 2009-06-19 Ian Lance Taylor <iant@google.com>
12189 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
12190 (rs6000_attribute_table): Make static; move before use.
12192 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
12194 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
12195 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
12196 Propagate the TREE_READONLY flag without overwriting it.
12197 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
12198 Propagate the TREE_READONLY flag onto the result.
12199 (process_call_operands): Move around. Use correct constant value.
12201 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12204 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
12205 * config/arm/arm.md: Likewise.
12207 2009-06-19 Ian Lance Taylor <iant@google.com>
12209 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
12210 to GIMPLE_ERROR_MARK.
12212 * c-typeck.c (build_conditional_expr): Add op1_original_type and
12213 op2_original_type parameters. Warn about using different enum types.
12214 * c-parser.c (c_parser_conditional_expression): Pass original
12215 types to build_conditional_expr.
12216 * c-tree.h (build_conditional_expr): Update declaration.
12218 2009-06-19 Ian Lance Taylor <iant@google.com>
12220 * config/i386/i386.c (ix86_function_specific_save): Test that
12221 fields match values, rather than testing the values are in a
12224 2009-06-19 Richard Guenther <rguenther@suse.de>
12226 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
12227 ADDR_EXPR pointers.
12228 (ptr_derefs_may_alias_p): Likewise.
12229 (ptr_deref_may_alias_ref_p_1): New function.
12230 (ptr_deref_may_alias_ref_p): Likewise.
12231 (ref_maybe_used_by_call_p_1): Handle builtins that are not
12232 covered by looking at the ESCAPED solution.
12233 (call_may_clobber_ref_p_1): Likewise.
12234 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
12235 Handle NULL_TREE offset. Do not produce redundant constraints.
12236 (process_all_all_constraints): New helper function.
12237 (do_structure_copy): Use it.
12238 (handle_lhs_call): Likewise.
12239 (find_func_aliases): Handle some builtins with pointer arguments
12240 and/or return values explicitly.
12242 2009-06-19 Ian Lance Taylor <iant@google.com>
12244 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
12246 2009-06-19 Ian Lance Taylor <iant@google.com>
12248 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
12250 2009-06-19 Ian Lance Taylor <iant@google.com>
12252 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
12253 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
12256 * c-decl.c (finish_decl): If -Wc++-compat, warn about
12257 uninitialized const.
12259 2009-06-19 Ian Lance Taylor <iant@google.com>
12261 * dse.c (struct store_info): Rename bitmap field to bmap. Change
12264 * c-decl.c (in_struct, struct_types): Remove.
12265 (struct c_binding): Add in_struct field.
12266 (c_binding_ptr): Define type, along with VEC.
12267 (struct c_struct_parse_info): Define.
12268 (struct_parse_info): New static variable.
12269 (bind): Initialize in_struct field.
12270 (start_struct): Remove enclosing_in_struct and
12271 enclosing_struct_types parameters. Add
12272 enclosing_struct_parse_info parameter. Change all callers. Set
12273 struct_parse_info rather than in_struct and struct_types.
12274 (grokfield): If -Wc++-compat and there is a symbol binding for the
12275 field name, set the in_struct flag and push it on the
12276 struct_parse_info->fields vector.
12277 (warn_cxx_compat_finish_struct): New static function.
12278 (finish_struct): Remove enclosing_in_struct and
12279 enclosing_struct_types parameters. Add
12280 enclosing_struct_parse_info parameter. Change all callers. Don't
12281 set C_TYPE_DEFINED_IN_STRUCT here. Call
12282 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
12283 parameter. Only push on struct_types if warn_cxx_compat.
12284 (finish_enum): Only push on struct_types if warn_cxx_compat.
12285 (declspecs_add_type): Add loc parameter. Change all callers.
12286 Change all error calls to error_at. Pass loc, not input_location,
12287 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
12288 defined in a struct. If -Wc++-compat and parsing a struct, record
12289 that a typedef name was used.
12290 * c-parser.c (c_parser_declspecs): Get location to pass to
12291 declspecs_add_type.
12292 (c_parser_struct_or_union_specifier): Update calls to start_struct
12294 * c-tree.h (struct c_struct_parse_info): Declare.
12295 (finish_struct, start_struct): Update declarations.
12296 (declspecs_add_type): Update declaration.
12298 2009-06-19 Ian Lance Taylor <iant@google.com>
12300 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
12301 variable with an anonymous type.
12303 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
12305 * see.c: Remove for real.
12307 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
12309 * optabs.h (enum optab_index): Add new OTI_significand.
12310 (significand_optab): Define corresponding macro.
12311 * optabs.c (init_optabs): Initialize significand_optab.
12312 * genopinit.c (optabs): Implement significand_optab using
12313 significand?f2 patterns.
12314 * builtins.c (expand_builtin_mathfn): Handle
12315 BUILT_IN_SIGNIFICAND{,F,L}.
12316 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
12317 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
12319 * config/i386/i386.md (significandxf2, significand<mode>2): New
12320 expanders to implement significandf, significand and significandl
12321 built-ins as inline x87 intrinsics.
12323 2009-06-18 Anatoly Sokolov <aesok@post.ru>
12325 * config/avr/avr.c (avr_override_options): Remove setting value of
12326 PARAM_INLINE_CALL_COST.
12328 2009-06-18 Richard Henderson <rth@redhat.com>
12331 * tree-pass.h (TDF_ASMNAME): New.
12332 * tree-dump.c (dump_options): Add asmname.
12333 * doc/invoke.texi: Document it.
12335 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
12336 (dump_decl_name): ...here.
12337 (dump_function_name): New flags arg; mind TDF_ASMNAME.
12338 (dump_generic_node): Update dump_function_name calls.
12339 (print_call_name): New flags arg; update all dump calls.
12340 * diagnostic.h (print_call_name): Update.
12341 * gimple-pretty-print.c (dump_gimple_call): Update.
12343 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
12346 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
12348 2009-06-18 Diego Novillo <dnovillo@google.com>
12350 * doc/plugins.texi: Document plugin_is_GPL_compatible.
12351 * plugin.c (str_license): Declare.
12352 (try_init_one_plugin): Assert that the symbol
12353 'plugin_is_GPL_compatible' exists.
12355 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
12358 * Makefile.in (OBJS-common): Remove see.o.
12360 * common.opt (fsee): Mark as preserved for backward compatibility.
12361 * opts.c (common_handle_option): Add OPT_fsee to the backward
12362 compatibility section.
12363 * passes.c (init_optimization_passes, pass_see): Remove pass.
12364 * timevar.def (TV_SEE): Remove.
12365 * tree-pass.h (pass_see): Remove declaration.
12366 * doc/invoke.texi (-fsee): Remove documentation.
12368 2009-06-18 Martin Jambor <mjambor@suse.cz>
12370 * tree-sra.c: Include statistics.h
12371 (sra_stats): New variable.
12372 (sra_initialize): Clear sra_stats.
12373 (create_access_replacement): Increment sra_stats.replacements.
12374 (get_access_replacement): Do not return twice.
12375 (analyze_all_variable_accesses): Increment statistics counter by the
12376 number of scalarized aggregates.
12377 (generate_subtree_copies): Increment sra_stats.subtree_copies.
12378 (sra_modify_expr): Increment sra_stats.exprs.
12379 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
12380 (sra_modify_assign): Increment sra_stats.exprs,
12381 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
12382 (perform_intra_sra): Update statistics counters.
12383 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
12385 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
12387 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
12388 (arm_scalar_mode_supported_p): New function.
12390 2009-06-18 Paul Brook <paul@codesourcery.com>
12391 Sandra Loosemore <sandra@codesourcery.com>
12393 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
12394 (__extendhfsf2, __truncsfhf2): Define.
12395 * config/arm/fp16.c: New file.
12396 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
12397 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
12399 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
12401 * doc/extend.texi (Half-Precision): New section.
12402 * doc/invoke.texi (Option Summary): List -mfp16-format.
12403 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
12404 * config/arm/arm.opt (mfp16-format=): New.
12405 * config/arm/arm.c: Include intl.h.
12406 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
12407 (TARGET_INVALID_RETURN_TYPE): Redefine.
12408 (TARGET_PROMOTED_TYPE): Redefine.
12409 (TARGET_CONVERT_TO_TYPE): Redefine.
12410 (arm_fp16_format): Define.
12411 (all_fpus): Add entry for neon-fp16.
12412 (fp_model_for_fpu): Likewise.
12413 (struct fp16_format): Declare.
12414 (all_fp16_formats): Define.
12415 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
12417 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
12419 (arm_legitimate_index_p): Treat HFmode like HImode.
12420 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
12421 (coproc_secondary_reload_class): Special-case HFmode.
12422 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
12423 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
12424 (arm_init_fp16_builtins): New.
12425 (arm_init_builtins): Call it.
12426 (arm_invalid_parameter_type): New.
12427 (arm_invalid_return_type): New.
12428 (arm_promoted_type): New.
12429 (arm_convert_to_type).
12430 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
12432 (arm_emit_fp16_const): New function.
12433 (arm_mangle_type): Mangle __fp16 as "Dh".
12434 * config/arm/arm.h (TARGET_VFPD32): Make it know about
12436 (TARGET_NEON_FP16): New.
12437 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
12438 (enum fputype): Add FPUTYPE_NEON_FP16.
12439 (enum arm_fp16_format_type): Declare.
12440 (arm_fp16_format): Declare.
12441 (LARGEST_EXPONENT_IS_NORMAL): Define.
12442 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
12443 * config/arm/arm-modes.def (HFmode): Define.
12444 * config/arm/vfp.md: (*movhf_vfp): New.
12445 (extendhfsf2): New.
12447 * config/arm/arm.md: (fpu): Add neon_fp16.
12448 (floatsihf2, floatdihf2): New.
12449 (fix_trunchfsi2, fix_trunchfdi2): New.
12451 (extendhfdf2): New.
12453 (*arm32_movhf): New.
12454 (*thumb1_movhf): New.
12455 (consttable_2): Add check for HFmode constants.
12456 (consttable_4): Handle HFmode constants.
12458 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
12460 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
12462 2009-06-17 Olivier Hainque <hainque@adacore.com>
12464 * collect2.c (main): Use CONST_CAST2 to perform char ** to
12465 const char ** conversion in AIX specific section.
12467 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
12469 * config/i386/i386.c (ix86_special_builtin_type): Remove
12470 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
12471 (bdesc_special_args): Updated.
12472 (ix86_init_mmx_sse_builtins): Likewise.
12473 (ix86_expand_special_args_builtin): Likewise.
12475 2009-06-17 Richard Henderson <rth@redhat.com>
12477 * tree-pretty-print.c (maybe_dump_asm_name): New.
12478 (dump_decl_name): Use it.
12479 (PRINT_FUNCTION_NAME): Merge into...
12480 (dump_function_name): ... here. Use maybe_dump_asm_name.
12482 2009-06-17 Cary Coutant <ccoutant@google.com>
12484 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
12486 * debug.c (struct gcc_debug_hooks): Change placeholder for
12488 (debug_nothing_int_charstar_int): Replaced by...
12489 (debug_nothing_int_charstar_int_bool): ...this.
12490 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
12491 source_line prototype.
12492 (debug_nothing_int_charstar_int): Replaced by...
12493 (debug_nothing_int_charstar_int_bool): ...this.
12494 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
12495 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
12496 Output is_stmt operand when necessary.
12497 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
12498 (notice_source_line): Add is_stmt parameter.
12499 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
12500 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
12502 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
12503 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
12505 2009-06-17 Ian Lance Taylor <iant@google.com>
12507 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
12509 (struct store_by_pieces_d): Rename from store_by_pieces. Change
12512 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
12514 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
12515 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
12516 tree_strip_sign_nop_conversions and
12517 tree_ssa_strip_useless_type_conversions rather than stripping
12518 the operations here.
12519 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
12521 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
12522 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
12523 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
12524 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
12527 2009-06-17 Michael Eager <eager@eagercon.com>
12529 * config/rs6000/constraints.md (register_constraint "d"): New.
12530 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
12531 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
12532 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
12533 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
12534 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
12535 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
12536 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
12537 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
12538 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
12539 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
12541 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
12542 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
12543 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
12544 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
12545 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
12546 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
12547 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
12548 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
12549 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
12550 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
12551 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
12552 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
12553 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
12554 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
12556 2009-06-16 Ian Lance Taylor <iant@google.com>
12558 * profile.c (total_num_never_executed): Don't define.
12559 (compute_branch_probabilities): Don't count or print
12560 num_never_executed.
12561 (init_branch_prob): Don't set total_num_never_executed.
12562 (end_branch_prob): Don't print total_num_never_executed.
12564 2009-06-17 David Daney <ddaney@caviumnetworks.com>
12566 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
12568 2009-06-17 David Edelsohn <edelsohn@gnu.org>
12570 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
12571 (nabstd2_fpr): Same.
12573 2009-06-17 Steve Ellcey <sje@cup.hp.com>
12575 * expr.c (expand_assignment): Change complex type check.
12577 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
12579 * doc/plugins.texi (Building GCC plugins): Added new section.
12581 2009-06-17 Ian Lance Taylor <iant@google.com>
12583 * c-pch.c (get_ident): Don't set size of templ array.
12584 (pch_init): Don't set size of partial_pch array.
12586 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
12587 string constant to intialize an array whose size is the length of
12590 2009-06-17 Richard Guenther <rguenther@suse.de>
12592 PR tree-optimization/40389
12593 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
12594 to addressable types.
12595 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
12597 2009-06-17 Richard Guenther <rguenther@suse.de>
12599 PR middle-end/40460
12600 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
12601 if there is no evolution of left in the loop bail out.
12602 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
12603 chrec_fold_multiply.
12605 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
12606 Janis Johnson <janis187@us.ibm.com>
12609 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
12610 for the symbol ref of a constant that is the source of a move
12611 - nor for any other not-obvious-label-ref constants.
12613 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
12615 * plugin.c (position_pass): Skip newly inserted pass during list
12616 traversal to avoid repeated insertion.
12618 2009-06-16 Ian Lance Taylor <iant@google.com>
12620 * vec.h (VEC_stack_alloc): Define different version if
12621 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
12622 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
12623 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
12624 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
12626 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
12628 * config.gcc (extra_headers): Add ia32intrin.h for x86.
12630 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
12631 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
12632 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
12633 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
12634 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
12635 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
12636 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
12637 (bdesc_special_args): Add __builtin_ia32_rdtsc and
12638 __builtin_ia32_rdtscp.
12639 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
12640 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
12641 and __builtin_ia32_rorhi.
12642 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
12643 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
12644 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
12645 (ix86_expand_args_builtin): Likewise.
12646 (ix86_expand_special_args_builtin): Likewise.
12648 * config/i386/i386.md (UNSPECV_RDTSCP): New.
12649 (UNSPECV_RDTSC): Likewise.
12650 (UNSPECV_RDPMC): Likewise.
12651 (*bsr): Renamed to ...
12653 (*bsr_rex64): Renamed to ...
12656 (*rdpmc): Likewise.
12657 (*rdpmc_rex64): Likewise.
12659 (*rdtsc): Likewise.
12660 (*rdtsc_rex64): Likewise.
12661 (rdtscp): Likewise.
12662 (*rdtscp): Likewise.
12663 (*rdtscp_rex64): Likewise.
12665 * config/i386/ia32intrin.h: New.
12667 * config/i386/x86intrin.h: Include <ia32intrin.h>.
12669 2009-06-16 Ian Lance Taylor <iant@google.com>
12671 * ira-build.c (copy_info_to_removed_store_destinations):
12672 Initialize parent_a.
12674 2009-06-16 Ian Lance Taylor <iant@google.com>
12676 * c-decl.c (grokdeclarator): Change size_varies to bool.
12678 2009-06-16 Ian Lance Taylor <iant@google.com>
12680 * sel-sched.c: Make forward declarations of move_op_hooks and
12681 fur_hooks explicitly extern.
12683 2009-06-16 Ian Lance Taylor <iant@google.com>
12685 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
12686 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
12688 2009-06-16 Ian Lance Taylor <iant@google.com>
12690 * resource.c (mark_referenced_resources): Change
12691 include_delayed_effects parameter to bool. Change all callers.
12692 (mark_end_of_function_resources): Likewise.
12693 * reorg.c (insn_references_resource_p): Likewise.
12694 (insn_sets_resource_p): Likewise.
12695 * resource.h (mark_referenced_resources): Update declaration.
12696 (mark_end_of_function_resources): Update declaration.
12698 2009-06-16 David Edelsohn <edelsohn@gnu.org>
12700 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
12702 2009-06-16 David Edelsohn <edelsohn@gnu.org>
12704 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
12705 GCC can bootstrap on AIX with GNU Binutils 2.20.
12707 2009-06-16 Ian Lance Taylor <iant@google.com>
12709 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
12711 2009-06-16 Ian Lance Taylor <iant@google.com>
12713 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
12714 inline, not extern inline.
12715 (exact_log2): Likewise.
12716 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
12718 (exact_log2): Likewise, but don't test CTZ_HWI.
12720 2009-06-16 Ian Lance Taylor <iant@google.com>
12722 * bitmap.c (bitmap_clear): Don't declare as inline.
12723 * gimple.c (gimplify_assign): Likewise.
12724 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
12725 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
12726 (sched_scan_info): Remove duplicate definition.
12728 2009-06-16 Ian Lance Taylor <iant@google.com>
12730 * c-common.c (skip_evaluation): Don't define.
12731 (c_inhibit_evaluation_warnings): Define global variable.
12732 (overflow_warning): Check c_inhibit_evaluation_warnings rather
12733 than skip_evaluation.
12734 (convert_and_check, warn_for_div_by_zero): Likewise.
12735 * c-common.h (skip_evaluation): Don't declare.
12736 (c_inhibit_evaluation_warnings): Declare.
12737 * c-parser.c (c_parser_typeof_specifier): Set
12738 c_inhibit_evaluation_warnings rather than skip_evaluation.
12739 (c_parser_conditional_expression): Likewise.
12740 (c_parser_binary_expression): Likewise.
12741 (c_parser_sizeof_expression): Likewise.
12742 (c_parser_alignof_expression): Likewise.
12743 * c-typeck.c (build_indirect_ref): Check
12744 c_inhibit_evaluation_warnings rather than skip_evaluation.
12745 (build_conditional_expr, build_binary_op): Likewise.
12747 2009-06-16 Richard Guenther <rguenther@suse.de>
12749 * tree-ssa-alias.c (is_escape_site): Remove.
12750 * tree-ssa-alias.h (enum escape_type): Remove.
12751 (is_escape_site): Likewise.
12752 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
12753 via casts and asms without deferring to is_escape_site.
12755 2009-06-16 Jakub Jelinek <jakub@redhat.com>
12757 PR middle-end/40446
12758 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
12759 use gen_lowpart if op0 has complex mode.
12761 2009-06-16 Richard Guenther <rguenther@suse.de>
12763 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
12764 variables add them to ESCAPED.
12765 (find_func_aliases): Do not make all indirectly stored values escaped.
12767 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
12769 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
12770 make_decl_one_only.
12772 2009-06-16 Martin Jambor <mjambor@suse.cz>
12774 PR tree-optimization/40432
12775 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
12776 check whether we need to force gimple register operand.
12778 2009-06-16 Martin Jambor <mjambor@suse.cz>
12780 PR tree-optimization/40413
12781 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
12782 build_ref_for_offset.
12783 (propagate_subacesses_accross_link): Fix a typo in a comment.
12785 2009-06-16 Ira Rosen <irar@il.ibm.com>
12787 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
12788 with additional parameter.
12789 * tree-vectorizer.h (enum vect_def_type): Add new value
12791 (enum vect_relevant): Add comments.
12792 (vect_is_simple_reduction): Add new argument.
12793 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
12794 Detect nested cycles.
12795 (vect_is_simple_reduction): Update documentation, add an argument to
12796 distinguish inner-loop reduction from nested cycle, detect nested
12797 cycles, fix printings and indentation, don't swap operands in case
12799 (get_initial_def_for_reduction): Handle subtraction.
12800 (vect_create_epilog_for_reduction): Add new argument to specify
12801 reduction variable.
12802 (vect_finalize_reduction): Handle subtraction, fix comments.
12803 (vectorizable_reduction): Handle nested cycles. In case of nested
12804 cycle keep track of the reduction variable position. Call
12805 vect_is_simple_reduction with additional parameter. Use original
12806 statement code in reduction epilogue for nested cycle. Call
12807 vect_create_epilog_for_reduction with additional parameter.
12808 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
12809 inner-loop vectorization.
12810 (vect_recog_widen_sum_pattern): Likewise.
12811 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
12813 (vect_mark_stmts_to_be_vectorized): Likewise.
12814 (vect_get_vec_def_for_operand): Handle nested cycles.
12816 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12818 * doc/invoke.texi (Debugging Options): Fix option index entries
12819 for -fdump-statistics, -frandom-seed add entries for
12820 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
12821 (FRV Options): Fix entries for -mTLS, -mtls.
12822 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
12823 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
12824 (M68hc1x Options): Fix @itemx for -mnominmax.
12825 (MCore Options): Fix entry for -mno-lsim.
12826 (MMIX Options): Fix entry for -mabi=mmixware.
12827 (PDP-11 Options): Fix entry for -mbcopy-builtin.
12829 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
12831 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
12832 Mention the plugin mode of gengtype.
12833 * doc/gty.texi (Source Files Containing Type Information): Likewise.
12834 * gengtype.c: Updated copyright.
12835 (plugin_files, nb_plugin_files) Added new static variables.
12836 (measure_input_list) Care about plugin_files.
12837 (write_rtx_next): Added early return in plugin mode.
12838 (create_file): Updated copyright year in generated file. Added
12840 (oprintf): Added early return if NULL outf.
12841 (get_output_file_with_visibility): Care of plugin_files.
12842 (get_output_file_name): May return null.
12843 (write_local): Added early return.
12844 (put_mangled_filename): Ditto.
12845 (finish_root_table): Added check for base_files.
12846 (write_roots): Care about null when plugins.
12847 (main): Added plugin mode.
12849 2009-06-15 Ian Lance Taylor <iant@google.com>
12851 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
12852 * gcov.c (read_count_file): Add braces around variables declared
12855 * c.opt (Wjump-misses-init): New warning.
12856 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
12857 -Wall and -Wc++-compat if not already set.
12858 (c_common_post_options): Clear warn_jump_misses_init if it was not
12860 * c-decl.c (struct c_binding): Change type field to a union with
12861 new label field. Make it the first field in the struct. Update
12862 references to type to use u.type instead.
12863 (struct c_spot_bindings): Define.
12864 (struct c_goto_bindings): Define.
12865 (c_goto_bindings_p): Define, along with VECs.
12866 (struct c_label_vars): Define.
12867 (struct c_scope): Add has_label_bindings field.
12868 (bind_label, set_spot_bindings): New static functions.
12869 (decl_jump_unsafe, update_spot_bindings): New static functions.
12870 (update_label_decls): New static function.
12871 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
12872 Update binding u.label field to shadowed field.
12873 (c_binding_start_stmt_expr): New function.
12874 (c_binding_end_stmt_expr): New function.
12875 (pushdecl): Don't call c_begin_vm_scope.
12876 (make_label): Add defining and p_label_vars parameters. Change
12878 (lookup_label): Correct test for whether a label has not yet been
12879 defined. Call bind_label rather than bind.
12880 (warn_about_goto): New static function.
12881 (lookup_label_for_goto): New function.
12882 (declare_label): Call bind_label rather than bind.
12883 (check_earlier_gotos): New static function.
12884 (define_label): Don't give errors about jumping into statement
12885 expressions or scopes of variably modified types. Call
12886 set_spot_bindings and check_earlier_gotos. Call bind_label
12887 instead of bind. Don't set label_context_stack_se or
12888 label_context_stack_vm.
12889 (c_get_switch_bindings): New function.
12890 (c_release_switch_bindings): New function.
12891 (c_check_switch_jump_warnings): New function.
12892 (start_function): Don't set label_context_stack_se or
12893 label_context_stack_vm.
12894 (finish_function): Likewise.
12895 * c-typeck.c (label_context_stack_se): Don't define.
12896 (label_context_stack_vm): Don't define.
12897 (c_finish_goto_label): Call lookup_label_for_goto rather than
12898 lookup_label. Don't give errors about jumping into a statement
12899 expression or the scope of a variably modified type. Don't set
12900 label_context_stack_se or label_context_stack_vm.
12901 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
12902 fields. Add bindings field.
12903 (c_start_case): Don't set deleted fields. Set bindings field.
12904 (do_case): Rework order of tests. Don't check blocked_stmt_expr
12905 or blocked_vm. Call c_check_switch_jump_warnings.
12906 (c_finish_case): Don't test blocked_stmt_expr field. Call
12907 c_release_switch_bindings.
12908 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
12909 c_switch_stack. Don't walk label_context_stack_se labels. Don't
12910 set label_context_stack_se. Call c_bindings_start_stmt_expr.
12911 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
12912 c_switch_stack. Don't walk label_context_stack_se labels. Don't
12913 set label_context_stack_se. Call c_bindings_end_stmt_expr.
12914 (c_begin_vm_scope, c_end_vm_scope): Don't define.
12915 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
12916 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
12917 (C_DECL_UNJUMPABLE_VM): Don't define.
12918 (C_DECL_UNDEFINABLE_VM): Don't define.
12919 (struct c_label_list): Don't define.
12920 (struct c_label_context_se): Don't define.
12921 (struct c_label_context_vm): Don't define.
12922 (struct c_spot_bindings): Declare.
12923 (c_bindings_start_stmt_expr): Declare.
12924 (c_bindings_end_stmt_expr): Declare.
12925 (lookup_label_for_goto): Declare.
12926 (c_get_switch_bindings, c_release_switch_bindings): Declare.
12927 (c_check_switch_jump_warnings): Declare.
12928 (label_context_stack_se, label_context_stack_vm): Don't declare.
12929 (c_finish_goto_label): Update declaration.
12930 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
12931 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
12932 (Warning Options): Document -Wjump-misses-init.
12934 2009-06-15 Jakub Jelinek <jakub@redhat.com>
12936 * tree-object-size.c (addr_object_size): Fix a pasto in the last
12939 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
12941 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
12943 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
12945 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
12947 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
12949 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
12951 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
12953 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
12954 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
12955 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
12956 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
12957 * dwarf2asm.c (dw2_force_const_mem): Update call to
12958 make_decl_one_only.
12959 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
12960 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
12961 * langhooks.c (lhd_comdat_group): Remove.
12962 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
12963 * tree.h (DECL_COMDAT_GROUP): New.
12964 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
12965 (tree_decl_with_vis): Add comdat_group. Remove one_only.
12966 (make_decl_one_only): Change signature.
12967 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
12968 make_decl_one_only.
12969 (make_decl_one_only): Change signature.
12970 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
12972 2009-06-15 Richard Guenther <rguenther@suse.de>
12974 PR middle-end/40439
12975 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
12977 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12979 * tree-ssa-math-opts.c: Remove extra divide.
12981 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12983 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
12985 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12987 * passes.c: Add bswap pass.
12988 * tree-pass.h: Add pass_optimize_bswap declaration.
12989 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
12990 Include rtl.h, expr.h and optabs.h for optab_handler check.
12991 (struct symbolic_number, pass_optimize_bswap): New definition.
12992 (do_shift_rotate, verify_symbolic_number_p): New functions.
12993 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
12994 (gate_optimize_bswap): New function.
12995 * tree.c (widest_int_cst_value): New function.
12996 * tree.h (widest_int_cst_value): Prototype added.
12998 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
13000 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
13001 REG_EQUAL/REG_EQUIV notes.
13003 2009-06-14 Richard Guenther <rguenther@suse.de>
13005 PR middle-end/40389
13006 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
13007 has its address taken if NRV was applied and it is addressable.
13008 * tree-ssa-structalias.c (get_constraint_for_address_of): New
13009 function split out from ...
13010 (get_constraint_for_1): ... here.
13011 (handle_rhs_call): Use it to mark the return slot escaped if
13012 it is addressable and NRV was applied.
13014 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13016 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
13017 Change first argument type to location_t.
13018 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
13019 Do not set input_location.
13020 Use loc instead of input_location throughout.
13022 2009-06-13 Richard Guenther <rguenther@suse.de>
13024 PR tree-optimization/40421
13025 * tree-predcom.c (should_unroll_loop_p): Remove.
13026 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
13028 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
13030 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13031 Add location argument.
13033 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13035 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
13037 * config/s390/s390.c (s390_build_builtin_va_list): Same.
13038 (s390_gimplify_va_arg): Pass location to create_artificial_label.
13039 * config/spu/spu-protos.h: Add location to
13040 spu_resolve_overloaded_builtin.
13041 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
13042 spu_build_builtin_va_list.
13043 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
13044 argument. Pass location to build_function_call_vec.
13045 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
13047 (emit_fpu_switch): Same.
13048 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
13049 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
13050 to build_decl and create_artificial_label.
13051 (xtensa_gimplify_va_arg_expr): Same.
13052 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
13053 (xstormy16_gimplify_va_arg_expr): Same.
13054 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
13055 * config/arm/arm.c (arm_build_builtin_va_list): Same.
13056 * config/mips/mips.c (mips_build_builtin_va_list): Same.
13057 (mips16_build_function_stub): Same.
13058 (mips16_build_call_stub): Same.
13060 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
13063 * arm/constraints.md (Pa, Pb): New constraints.
13064 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
13065 split pattern to deal with them.
13067 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
13069 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
13070 fix index entry for -Xpreprocessor.
13072 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13074 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13075 Add location argument to build_decl call.
13076 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
13077 (rs6000_init_builtins): Same.
13078 (spe_init_builtins): Same.
13079 (rs6000_gimplify_va_arg): Add location argument to
13080 create_artificial_label call.
13082 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
13084 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
13085 * combine-stack-adj.c (pass_stack_adjustments): Use it.
13086 * Makefile.in: Fix GGC dependency for gcse.o.
13088 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13090 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
13091 * gimple-pretty-print.c (dump_gimple_stmt): Same.
13092 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
13094 * c-parser.c (c_parser_binary_expression): Use current column while
13095 building binary operations.
13096 * common.opt (fshow-column): Enable by default.
13097 * tree-vrp.c (check_array_ref): Use warning_at.
13098 (check_array_bounds): Use location from call back if expr has no
13100 * tree.h: Add location argument to maybe_fold_*.
13101 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
13102 (maybe_fold_offset_to_array_ref): Add location argument and use it.
13103 (maybe_fold_offset_to_component_ref): Same.
13104 (maybe_fold_offset_to_reference): Same.
13105 (maybe_fold_offset_to_address): Same.
13106 (maybe_fold_stmt_indirect): Same.
13107 (maybe_fold_stmt_addition): Same.
13108 (fold_stmt_r): Pass location to maybe_fold_*.
13109 (fold_gimple_assign): Same.
13110 * c-tree.h: Add location argument to finish_decl,
13111 default_function_array_conversion, store_init_value.
13112 * c-decl.c (define_label): Use error_at.
13113 (c_make_fname_decl): Pass location to finish_decl.
13114 (finish_decl): New location argument.
13115 (build_compound_literal): Pass location to store_init_value.
13116 (grokdeclarator): Pass location to finish_decl.
13118 * c-typeck.c (array_to_pointer_conversion): New location argument.
13119 (function_to_pointer_conversion): Same.
13120 (default_function_array_conversion): Same.
13121 (parser_build_unary_op): Pass location to overflow_warning.
13122 (parser_build_binary_op): Same. Use warning_at.
13123 (build_unary_op): Pass location to array_to_pointer_conversion.
13124 (build_c_cast): Pass location to digest_init.
13125 (build_modify_expr): New location argument.
13126 (convert_for_assignment): Same.
13127 (store_init_value): Same.
13128 (digest_init): Same.
13129 (output_init_element): Pass location to digest_init and
13130 array_to_pointer_conversion.
13131 (c_finish_return): Pass location to convert_for_assignment.
13132 * gimplify.c (gimplify_conversion): Pass location to
13133 maybe_fold_offset_to_address.
13134 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
13135 to maybe_fold_stmt_addition.
13136 * c-omp.c (c_finish_omp_atomic): Pass new location to
13138 (c_finish_omp_for): Same.
13139 * c-common.c (overflow_warning): New argument.
13140 * c-common.h: New argument to build_modify_expr, overflow_warning.
13141 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
13143 (c_parser_initializer): Pass location to
13144 default_function_array_conversion.
13145 (c_parser_initelt): Same.
13146 (c_parser_initval): Same.
13147 (c_parser_asm_operands): Same.
13148 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
13149 (c_parser_conditional_expression): Same.
13150 (c_parser_binary_expression): Add location info to stack. Use it.
13151 (c_parser_unary_expression): Pass location to
13152 default_function_array_conversion, parser_build_unary_op,
13153 build_indirect_ref, c_parser_postfix_expression_after_primary.
13154 (c_parser_postfix_expression_after_primary): New location argument.
13156 (c_parser_expression_conv): Pass location to
13157 default_function_array_conversion.
13158 (c_parser_expr_list): Same.
13159 (c_parser_omp_atomic): Same.
13160 (c_parser_omp_for_loop): Same.
13161 * c-tree.h: (struct c_declarator): Add comment to id_loc.
13162 (build_array_declarator): New argument.
13163 * c-decl.c (build_array_declarator): Add location argument.
13164 (grokdeclarator): Set id_loc for cdk_array.
13165 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
13166 build_array_declarator.
13167 * tree.c (build_omp_clause): Add location argument.
13168 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
13169 (OMP_CLAUSE_LOCATION): New macro.
13170 (struct tree_omp_clause): Add location field.
13171 (build_omp_clause): Add argument.
13172 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
13173 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
13175 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
13176 (cp_parser_omp_clause_collapse): Same.
13177 (cp_parser_omp_clause_default): Same.
13178 (cp_parser_omp_clause_if): Same.
13179 (cp_parser_omp_clause_nowait): Same.
13180 (cp_parser_omp_clause_num_threads): Same.
13181 (cp_parser_omp_clause_ordered): Same.
13182 (cp_parser_omp_clause_schedule): Same.
13183 (cp_parser_omp_clause_untied): Same.
13184 (cp_parser_omp_for_loop): Same.
13185 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
13186 * c-tree.h (c_start_case): Add location argument.
13187 (c_process_expr_stmt): Same.
13188 (c_finish_goto_*): Same.
13189 * tree-parloops.c (initialize_reductions): Pass location to
13191 (create_parallel_loop): Same.
13192 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
13193 (gfc_trans_omp_reduction_list): Same.
13194 (gfc_trans_omp_clauses): Same.
13195 (gfc_trans_omp_do): Same.
13196 * c-typeck.c (c_finish_goto_label): Same.
13197 (c_finish_goto_ptr): New location argument.
13198 (c_start_case): Same.
13199 (emit_side_effect_warnings): Same.
13200 (c_process_expr_stmt): Same.
13201 (c_finish_stmt_expr): Same.
13202 (c_finish_omp_clauses): Use error_at instead of error.
13203 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
13205 * c-omp.c (c_split_parallel_clauses): New location argument.
13206 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
13207 to build_omp_clause.
13208 (convert_local_reference_stmt): Same.
13209 (convert_gimple_call): Same.
13210 * c-common.h (c_split_parallel_clauses): New argument.
13211 * c-parser.c (c_parser_statement_after_labels): Pass location to
13212 c_finish_goto_label.
13213 (c_parser_switch_statement): Pass location to c_start_case.
13214 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
13215 and c_process_expr_stmt.
13216 (c_parser_omp_variable_list): Add location argument.
13217 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
13218 (c_parser_omp_clause_default): Same.
13219 (c_parser_omp_clause_if): Same.
13220 (c_parser_omp_clause_num_threads): Same.
13221 (-c_parser_omp_clause_ordered): Same.
13222 (c_parser_omp_clause_reduction): Pass location to
13223 c_parser_omp_variable_list.
13224 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
13225 (c_parser_omp_clause_untied): Same.
13226 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
13227 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
13229 * c-tree.h (check_for_loop_decls, undeclared_variable,
13230 build_component_ref, build_array_ref, build_external_ref,
13231 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
13232 build_conditional_expr, build_compound_expr, c_cast_expr,
13233 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
13234 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
13236 * c-semantics.c (build_stmt): Same.
13237 (build_case_label): Same.
13238 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
13239 (undeclared_variable): New argument.
13240 (make_label): Same.
13241 (lookup_label): Pass location on down.
13242 (define_label): Same.
13243 (finish_decl): Same.
13244 (build_compound_literal): Same.
13245 (finish_struct): Same.
13246 (finish_function): Do not set location here.
13247 (check_for_loop_decls): New argument.
13248 * tree.c (save_expr): Set location.
13249 (build_empty_stmt): New argument.
13250 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
13251 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
13252 * builtins.c (gimplify_va_arg_expr): Use locations.
13253 (expand_builtin_sync_operation): Same.
13254 * c-typeck.c (build_component_ref): New argument.
13255 (build_array_ref): Same.
13256 (build_external_ref): Same.
13257 (c_expr_sizeof_expr): Same.
13258 (c_expr_sizeof_type): Same.
13259 (parser_build_unary_op): Same.
13260 (build_conditional_expr): Same.
13261 (build_compound_expr): Pass location on down.
13262 (build_compound_expr): New argument.
13263 (build_c_cast): Same.
13264 (c_cast_expr): Same.
13265 (build_asm_expr): Same.
13266 (c_finish_return): Same.
13267 (c_process_expr_stmt): Pass location on down.
13268 (c_finish_stmt_expr): New argument.
13269 (push_clenaup): Same.
13270 (c_finish_omp_parallel): Same.
13271 (c_finish_omp_task): Same.
13272 * gimplify.c (gimplify_call_expr): Pass location on down.
13273 * c-omp.c (c_finish_omp_master): New argument.
13274 (c_finish_omp_critical): Same.
13275 (c_finish_omp_ordered): Same.
13276 (c_finish_omp_barrier): Same.
13277 (-c_finish_omp_taskwait): Same.
13278 (c_finish_omp_atomic): Same.
13279 (c_finish_omp_flush): Same.
13280 * tree-inline.c (copy_tree_body_r): Pass location on down.
13281 (inline_forbidden_p): Remove use of input_location.
13282 * c-gimplify.c (c_build_bind_expr): New argument.
13283 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
13284 (c_sizeof_or_alignof_type): New argument.
13285 (c_alignof_expr): Same.
13286 (build_va_arg): Same.
13287 (c_add_case_label): Same.
13288 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
13289 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
13290 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
13291 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
13292 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
13293 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
13295 * stub-objc.c (objc_build_selector_expr): Same.
13296 (objc_build_throw_stmt): Same.
13297 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
13298 (c_parser_initelt): Same.
13299 (c_parser_compound_statement): Same.
13300 (c_parser_compound_statement_nostart): Same.
13301 (c_parser_label): Same.
13302 (c_parser_statement_after_labels): Same.
13303 (c_parser_if_body): Same.
13304 (c_parser_else_body): Same.
13305 (c_parser_if_statement): Same.
13306 (c_parser_switch_statement): Same.
13307 (c_parser_while_statement): Same.
13308 (c_parser_do_statement): Same.
13309 (c_parser_for_statement): Same.
13310 (c_parser_asm_statement): Same.
13311 (c_parser_conditional_expression): Same.
13312 (c_parser_binary_expression): Same.
13313 (c_parser_cast_expression): Same.
13314 (c_parser_unary_expression): Same.
13315 (c_parser_sizeof_expression): Same.
13316 (c_parser_alignof_expression): Same.
13317 (c_parser_postfix_expression): Same.
13318 (c_parser_expression): Same.
13319 (c_parser_objc_receiver): Same.
13320 (c_parser_omp_variable_list): Same.
13321 (c_parser_omp_structured_block): Same.
13322 (c_parser_omp_atomic): New argument.
13323 (c_parser_omp_barrier): Same.
13324 (c_parser_omp_critical): Same.
13325 (c_parser_omp_flush): Pass location on down.
13326 (c_parser_omp_for_loop): New argument.
13327 (c_parser_omp_for): Same.
13328 (c_parser_omp_master): Same.
13329 (c_parser_omp_ordered): Same.
13330 (c_parser_omp_sections_scope): Same.
13331 (c_parser_omp_sections): Same.
13332 (c_parser_omp_parallel): Same.
13333 (c_parser_omp_single): Same.
13334 (c_parser_omp_task): Same.
13335 (c_parser_omp_taskwait): Pass location on down.
13336 (c_parser_omp_construct): Same.
13337 (c_parser_omp_threadprivate): Same.
13338 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
13339 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
13340 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
13341 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
13342 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
13343 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
13344 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
13345 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
13346 config/i386/i386.c, stmt.c:
13347 Add location argument to the following function definitions and/or
13348 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
13349 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
13350 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
13351 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
13352 do_case, c_finish_bc_stmt, build_compound_literal,
13353 build_function_call.
13354 * c-decl.c (build_compound_literal): Add location argument.
13355 Make all diagnostic calls use location.
13356 (start_struct): Same.
13357 (finish_struct): Same.
13358 (start_enum): Same.
13359 (build_enumerator): Same.
13360 (start_function): Same.
13361 (grokdeclarator): Make all diagnostic calls use location.
13362 (store_parm_decls_oldstyle): Same.
13363 * c-typeck.c (build_function_call): Add location argument.
13364 Make all diagnostic calls use location.
13366 (c_finish_bc_stmt): Same.
13367 * tree-nested.c (get_trampoline_type): Add argument.
13368 Pass location to build_decl.
13369 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
13370 * rtl.h (RTL_LOCATION): New.
13371 * c-common.c (c_add_case_label): Add location argument.
13372 Make all diagnostic calls use location.
13373 * c-common.h: Add location argument to make_fname_decl, do_case,
13374 c_add_case_label, build_function_call, resolve_overloaded_builtin.
13375 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
13376 Set it appropriately for every case. Pass enum_loc to start_enum
13377 call. Pass value_loc first to build_enumerator. Pass enum_loc to
13379 (c_parser_struct_or_union_specifier): Save location. Use it for
13380 start_struct, finish_struct, and parser_xref_tag.
13382 2009-06-12 Ian Lance Taylor <iant@google.com>
13384 * fold-const.c (fold_unary): Rename local variable and to and_expr.
13386 * c-opts.c (c_common_handle_option): For -Wc++-compat set
13387 cpp_opts->warn_cxx_operator_names.
13389 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
13392 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
13393 is returns NULL and OP is a VCE, look through the VCE.
13395 2009-06-12 Ian Lance Taylor <iant@google.com>
13398 * collect2.c (main): Use CONST_CAST2 in code inside #if
13399 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
13401 2009-06-12 Joey Ye <joey.ye@intel.com>
13403 PR middle-end/39146
13404 * cfgexpand.c (get_decl_align_unit): Update
13405 max_used_stack_slot_alignment with align instead of
13406 stack_alignment_needed.
13408 * function.c (assign_stack_local_1): Update
13409 max_used_stack_slot_alignment with alignment_in_bits instead
13410 of stack_alignment_needed.
13411 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
13414 2009-06-12 Jakub Jelinek <jakub@redhat.com>
13416 * dwarf2out.c (last_var_location_insn): New variable.
13417 (dwarf2out_end_epilogue): Clear last_var_location_insn.
13418 (dwarf2out_var_location): Don't record anything after last real
13419 insn. Only change labels if there were any real instructions
13420 in between last note and this one, or if changed sections.
13422 2009-06-11 Richard Henderson <rth@redhat.com>
13424 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
13425 note when storing the frame pointer in a register.
13426 (FRP): Don't redefine to nothing for epilogue.
13427 (alpha_expand_epilogue): Mark register and sp restores.
13428 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
13430 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
13431 when gen_lowpart is needed.
13433 2009-06-11 Richard Henderson <rth@redhat.com>
13435 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
13437 * dwarf2out.c (need_data_align_sf_opcode): New.
13438 (div_data_align): Move earlier.
13439 (def_cfa_1, reg_save): Use it.
13441 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
13443 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
13444 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
13445 (ix86_handle_option): Handle OPT_mcrc32.
13446 (ix86_target_string): Add -mcrc32.
13447 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
13449 * config/i386/i386.h (TARGET_CRC32): New.
13451 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
13452 (sse4_2_crc32di): Likewise.
13454 * config/i386/i386.opt (mcrc32): New.
13456 * doc/invoke.texi: Document -mcrc32.
13458 2009-06-11 Richard Henderson <rth@redhat.com>
13460 * common.opt (gdwarf-): Accept a version number.
13461 * doc/invoke.texi (gdwarf-): Update docs.
13462 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
13463 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
13464 version level, and record it.
13466 * dwarf2.h (DW_CIE_VERSION): Remove.
13467 * dwarf2out.c (DWARF_VERSION): Remove.
13468 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
13469 (output_call_frame_info): Use CIE version 3 for dwarf3,
13470 or if the return register column is out of range for version 1.
13471 (dwarf_stack_op_name): Add all dwarf3 values.
13472 (DEBUG_PUBTYPES_SECTION): New.
13473 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
13474 encoding change for dwarf3.
13475 (output_die) [dw_val_class_die_ref]: Likewise.
13476 (output_compilation_unit_header): Emit correct version for dwarf3.
13477 (output_line_info): Likewise.
13478 (output_pubnames): Update for DWARF_VERSION removal.
13479 (output_aranges): Likewise.
13480 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
13481 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
13482 (dwarf2out_finish): Likewise.
13484 2009-06-11 David Daney <ddaney@caviumnetworks.com>
13486 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
13489 2009-06-11 David Daney <ddaney@caviumnetworks.com>
13492 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
13493 * builtins.c (expand_builtin_unreachable): New function.
13494 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
13495 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
13496 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
13498 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
13499 searching for missing barriers.
13501 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
13503 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
13504 when -fprofile-generate* was passed.
13505 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
13507 2009-06-11 Anthony Green <green@moxielogic.com>
13509 * config/moxie/moxie.md: Define length attribute for all instructions.
13511 (*b<cond:code>): Support limited branch ranges for new PC-relative
13512 branch instructions.
13513 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
13515 2009-06-11 Jakub Jelinek <jakub@redhat.com>
13517 * config/i386/i386.c (min_insn_size): Use get_attr_length
13518 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
13519 For __asm return 0.
13521 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
13522 instead of emit_insn_before.
13524 2009-06-10 Ian Lance Taylor <iant@google.com>
13527 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
13530 2009-06-10 Revital Eres <eres@il.ibm.com>
13532 * passes.c (init_optimization_passes): Reschedule
13533 predictive-commoning pass before complete unroll pass.
13535 2009-06-10 Martin Jambor <mjambor@suse.cz>
13537 * cgraph.c (cgraph_node_can_be_local_p): New function.
13538 (cgraph_make_node_local): New function.
13539 * cgraph.h (cgraph_node_can_be_local_p): Declare.
13540 (cgraph_make_node_local): Declare.
13542 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
13544 * tree.h (tree_base): Add packed_flag and user_align fields.
13545 Decrease size of spare field.
13546 (TYPE_USER_ALIGN): Use user_align from tree_base.
13547 (DECL_USER_ALIGN): Likewise.
13548 (TYPE_PACKED): Use packed_flag from tree_base.
13549 (DECL_PACKED): Likewise.
13550 (tree_type): Delete packed_flag and user_align fields. Widen
13551 precision field. Widen mode field and shuffle fields to align
13552 mode on an 8-bit boundary.
13553 (tree_decl_common): Delete decl_flag_1 and user_align fields.
13554 Renumber decl_flag_* fields. Fix comments. Widen
13555 decl_common_unused field.
13556 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
13557 (DECL_EXTERNAL): Likewise.
13558 (DECL_BIT_FIELD): Likewise.
13559 (DECL_NONADDRESSABLE_P): Likewise.
13560 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
13561 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
13563 2009-06-10 Ian Lance Taylor <iant@google.com>
13565 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
13566 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
13567 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
13568 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
13569 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
13570 DEF_VEC_ALLOC_FUNC_P.
13571 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
13572 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
13573 DEF_VEC_ALLOC_FUNC_O.
13574 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
13575 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
13576 DEF_VEC_ALLOC_FUNC_I.
13577 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
13578 (vec_stack_p_reserve_exact_1): Declare.
13579 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
13580 (vec_stack_free): Declare.
13581 (VEC_stack_alloc): Define.
13582 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
13583 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
13584 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
13585 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
13587 (stack_vecs): New static variable.
13588 (vec_stack_p_reserve_exact_1): New function.
13589 (vec_stack_o_reserve_1): New static function.
13590 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
13591 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
13592 (vec_stack_free): New function.
13593 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
13594 (VEC_df_ref_stack_alloc): Define.
13595 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
13596 DEF_VEC_ALLOC_P_STACK.
13597 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
13598 (struct df_collection_rec): Change _vec fields to VEC. Remove
13600 (df_free_collection_rec): Adjust for new fields.
13601 (df_insn_rescan): Use new df_collection_rec fields.
13602 (df_notes_rescan, df_canonize_collection_rec): Likewise.
13603 (df_ref_create_structure, df_ref_record): Likewise.
13604 (df_get_conditional_uses, df_get_call_refs): Likewise.
13605 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
13606 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
13607 (df_record_exit_block_uses, df_bb_verify): Likewise.
13608 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
13609 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
13610 Remove count parameter. Change return type to void. Change all
13612 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
13613 Remove count parameter. Change return type to void. Change all
13615 (df_install_refs): Change old_vec parameter to VEC. Remove count
13616 parameter. Change all callers.
13617 (df_install_mws): Change old_vec parameter to VEC. Remove count
13618 parameter. Change all callers.
13619 (df_refs_verify): Change new_rec parameter to VEC. Change call
13621 (df_mws_verify): Likewise.
13623 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
13625 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
13627 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
13629 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
13631 2009-06-10 Anthony Green <green@moxielogic.com>
13633 * config/moxie/crti.asm: New file.
13634 * config/moxie/crtn.asm: New file.
13635 * config/moxie/moxie.c: New file.
13636 * config/moxie/moxie.h: New file.
13637 * config/moxie/sfp-machine.h: New file.
13638 * config/moxie/moxie-protos.h: New file.
13639 * config/moxie/t-moxie: Created.
13640 * config/moxie/t-moxie-softfp: Created.
13641 * config/moxie/moxie.md: Created.
13642 * config/moxie/constraints.md: Created.
13643 * config.gcc: Add moxie support.
13644 * doc/md.texi (Machine Constraints): Add moxie constraints.
13645 * doc/contrib.texi (Contributors): Mention moxie port.
13646 * doc/install.texi (Specific): Mention the moxie port.
13648 2009-06-09 Ian Lance Taylor <iant@google.com>
13650 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
13651 compiling with C++.
13652 * optabs.c (optab_table): Only use designated initializers if
13653 HAVE_DESIGNATED_INITIALIZERS is defined.
13654 (convert_optab_table): Likewise.
13655 (init_optabs): Always call init_insn_codes if
13656 HAVE_DESIGNATED_INITIALIZERS is not defined.
13658 2009-06-09 Ian Lance Taylor <iant@google.com>
13660 * targhooks.c (default_builtin_vectorized_function): Change fn
13661 parameter to unsigned int.
13662 (default_builtin_vectorized_conversion): Change code parameter to
13664 (default_builtin_reciprocal): Change fn parameter to unsigned int.
13665 * targhooks.h: Update declarations.
13666 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
13667 parameter to unsigned int.
13669 * c-typeck.c (comptypes_check_enum_int): New static function.
13670 (comptypes_internal): Add enum_and_int_p parameter. Change all
13672 (comp_target_types): Add location parameter. Change all callers.
13673 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
13674 Change all callers.
13675 (function_types_compatible_p, type_lists_compatible_p): Likewise.
13676 (build_conditional_expr): Add colon_loc parameter. Change all
13678 (convert_for_assignment): Add location parameter. Change all callers.
13679 * c-parser.c (c_parser_conditional_expression): Pass location of
13680 colon to build_conditional_expr.
13681 * c-tree.h (build_conditional_expr): Update declaration.
13683 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
13685 * graphite.c: Revert previous patch.
13687 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
13690 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
13692 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
13694 * tree-ssa-loop-prefetch.c
13695 (loop_prefetch_arrays): Fixed a portability problem in printf format
13698 2009-06-09 Martin Jambor <mjambor@suse.cz>
13700 PR tree-optimization/40351
13701 * tree-sra.c (propagate_subacesses_accross_link): Check that a
13702 refrence to a potential artifical subaccess can be constructed.
13704 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
13706 * config/sh/sh-protos.h (sh_optimization_options): Declare.
13707 (sh_override_options): Likewise.
13708 * config/sh/sh.c: Include params.h.
13709 (sh_optimization_options): New.
13710 (sh_override_options): Likewise.
13711 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
13712 (OVERRIDE_OPTIONS): Use sh_override_options.
13714 2009-06-08 Jakub Jelinek <jakub@redhat.com>
13716 * dwarf2out.c (emit_cfa_remember): New variable.
13717 (add_fde_cfi): If emit_cfa_remember, recurse to add
13718 DW_CFA_remember_state first.
13719 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
13720 instead just set emit_cfa_remember.
13722 2009-06-08 Jan Hubicka <jh@suse.cz>
13725 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
13727 2009-06-08 Jan Hubicka <jh@suse.cz>
13729 PR middle-end/39834
13730 * cgraphunit.c (save_inline_function_body): Do not copy transform
13731 hooks for saved inline bodies.
13732 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
13733 for given function.
13735 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
13737 * jump.c (returnjump_p): Handle delayed branches. Add missing
13740 2009-06-08 Jan Hubicka <jh@suse.cz>
13742 PR middle-end/40102
13743 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
13744 original node might've been modified.
13745 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
13747 2009-06-08 Jakub Jelinek <jakub@redhat.com>
13749 * tree-object-size.c (addr_object_size): Add OSI argument.
13750 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
13751 (compute_builtin_object_size, expr_object_size): Adjust callers.
13752 (plus_stmt_object_size): Call addr_object_size instead of
13753 compute_builtin_object_size.
13755 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
13756 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13758 * tree-ssa-loop-prefetch.c
13759 (gather_memory_references): Introduced a counter for the number of
13761 (anything_to_prefetch_p): Introduced a counter for the number of
13763 (is_loop_prefetching_profitable): New function with a cost model
13765 (loop_prefetch_arrays): Use the new cost model to determine if
13766 prefetching is profitable.
13767 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
13768 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
13769 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
13770 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
13771 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
13772 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
13774 2009-06-08 Michael Matz <matz@suse.de>
13777 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
13778 partitions use the same.
13779 (expand_one_var): Deal with DECL_RTL sometimes begin set also
13780 for basevars of SSA_NAMEs.
13781 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
13782 to not expand them twice.
13783 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
13786 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
13788 * common.opt (fcompare-debug=, fcompare-debug-second): New.
13789 (fdump-final-insns=, gtoggle): New.
13790 * doc/invoke.texi: Document them.
13791 * final.c (rest_of_clean_state): Dump final insn stream.
13792 * gcc.c (invoke_as): Hook in -fcompare-debug.
13793 (static_spec_functions): Add compare-debug-dump-opt,
13794 compare-debug-self-opt and compare-debug-auxbase-opt.
13795 (compare_debug, compare_debug_second, compare_debug_opt): New.
13796 (switches_debug_check, n_switches_debug_check): New.
13797 (debug_auxbase_opt, debug_check_temp_file): New.
13798 (process_command): Handle -fno-compare-debug, -fcompare-debug and
13800 (do_self_spec): Handle arguments after switches.
13801 (do_spec_1): Add .gk extension to temp file basenames for compare.
13802 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
13803 (cc1_options): Use it instead of normal auxbase computation for
13804 the second compare-debug compilation.
13805 (compare_files): New.
13806 (main): Set up and implement compare debug mode.
13807 (compare_debug_dump_opt_spec_function): New.
13808 (compare_debug_self_opt_spec_function): New.
13809 (compare_debug_auxbase_opt_spec_function): New.
13810 * toplev.c (process_options): Handle flag_gtoggle,
13811 flag_dump_final_insns.
13812 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
13813 during -fcompare-debug-second compilation.
13815 2009-06-07 Ian Lance Taylor <iant@google.com>
13817 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
13818 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
13820 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
13821 with no default node. Change warning with %H to warning_at.
13822 Don't clear warn_switch around case checking.
13823 * doc/invoke.texi (Warning Options): Clarify distinction between
13824 -Wswitch and -Wswitch-enum.
13826 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13828 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
13830 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13832 * gbl-ctors.h: Add header guard.
13834 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13836 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
13837 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
13838 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
13839 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
13840 prototypes for removed functions.
13841 (expressions_equal_p): Move to ...
13842 * tree-ssa-sccvn.h: ... here and ...
13843 * matrix-reorg.c: ... adjust includes.
13845 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13847 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
13849 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13851 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
13852 (finish_function): Remove erroneous whitespace.
13854 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13856 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
13857 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
13859 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13861 * errors.c (internal_error): Commentary typo fix.
13862 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
13863 * tree-ssa-pre.c: Ditto.
13865 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13867 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
13868 them is supposed to hold actual statements.
13870 2009-06-06 Ian Lance Taylor <iant@google.com>
13872 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
13873 empty statements can now have attributes.
13875 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
13877 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
13878 * config/mips/mips.md: Ditto.
13880 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
13882 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
13884 (__eabi_uconvert): Likewise.
13886 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
13888 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
13889 CFI_* definitions with IN_GCC.
13891 2009-06-05 David Edelsohn <edelsohn@gnu.org>
13893 * xcoffout.h (xcoffout_source_line): Update prototype.
13895 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13897 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
13898 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
13900 2009-06-05 Jakub Jelinek <jakub@redhat.com>
13902 PR middle-end/40340
13903 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
13904 inlined_function_outer_scope_p blocks for artificial inlines
13906 * tree.c (tree_nonartificial_location): Rewrite using
13907 block_nonartificial_location.
13909 2009-06-05 Revital Eres <eres@il.ibm.com>
13910 Leehod Baruch <leehod@il.ibm.com>
13912 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
13913 (expand_expr_real_1): Remove comment.
13914 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
13915 Vectorize misaligned access when the target supports it.
13916 (vect_supportable_dr_alignment): Check for unaligned access support.
13917 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
13920 2009-06-05 Julian Brown <julian@codesourcery.com>
13922 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
13923 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
13925 2009-06-05 Richard Guenther <rguenther@suse.de>
13928 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
13929 as possibly unused.
13931 2009-06-05 Jakub Jelinek <jakub@redhat.com>
13933 * config/s390/s390.c (global_not_special_regno_p): New static inline.
13934 (save_gprs): Don't tell unwinder when a global register is saved.
13935 (s390_emit_epilogue): Emit needed epilogue unwind info.
13937 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
13939 * dwarf2out.c (deferred_asm_name): New.
13940 (add_name_and_src_coords_attributes): Defer creation of
13941 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
13943 (move_linkage_attr): New.
13944 (dwarf2out_finish): Revisit deferrals and emit attributes at the
13947 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
13949 * tree-nested.c (finalize_nesting_tree_1): Declare the
13950 frame_decl in the binding tree.
13952 2009-06-04 Cary Coutant <ccoutant@google.com>
13954 * basic-block.h (struct basic_block_def): Add discriminator field.
13955 * dbxout.c (dbxout_source_line): Add new parameter. Change all
13957 * debug.c (do_nothing_debug_hooks): Add additional entry.
13958 (debug_nothing_int_charstar_int): New function.
13959 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
13960 (debug_nothing_int_charstar_int): New declaration.
13961 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
13962 discriminator value in .loc directive.
13963 * final.c (last_discriminator): New variable.
13964 (discriminator): New variable.
13965 (final_start_function): Initialize above variables, pass current
13966 discriminator to debug hook.
13967 (notice_source_line): Check for discriminator change.
13968 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
13969 * sdbout.c (sdbout_source_line): New parameter.
13970 * tree-cfg.c (struct locus_discrim_map): New structure type.
13971 (discriminator_per_locus): New hash table.
13972 (build_gimple_cfg): Allocate and free discriminator hash table.
13973 (make_edges): Call assign_discriminator.
13974 (locus_map_hash): New function.
13975 (locus_map_eq): New function.
13976 (next_discriminator_for_locus): New function.
13977 (same_line_p): New function.
13978 (assign_discriminator): New function.
13979 (make_cond_expr_edges): Call assign_discriminator.
13980 (make_gimple_switch_edges): Likewise.
13981 (first_non_label_stmt): New function.
13982 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
13984 * xcoffout.c (xcoffout_source_line): Add new parameter.
13986 * configure.ac (gcc_cv_as_discriminator): New configury check for
13987 gas support for discriminator.
13988 * configure: Regenerate.
13989 * config.in: Regenerate.
13991 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13993 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
13994 val after checking for integers.
13996 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
13998 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
14000 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
14001 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
14002 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
14003 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
14004 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
14005 X64_SSE_REGPARM_MAX.
14006 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
14007 X64_SSE_REGPARM_MAX.
14009 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14011 * gcc.c (report_times_to_file): New.
14012 (execute): Implement it.
14013 (process_command): Support -time=.
14014 * doc/invoke.texi: Document it.
14016 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14018 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
14019 that have value exprs.
14021 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14023 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
14024 declarations for constants until...
14025 (dw2_output_indirect_constant_1): ... this point.
14027 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
14030 * arm.md (arm_addsi3): Don't try to split an add with an
14031 eliminable register until after reload has completed.
14033 2009-06-03 Ian Lance Taylor <iant@google.com>
14035 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
14036 * genattrtab.c (write_length_unit_log): Likewise.
14037 * genchecksum.c (dosum): Likewise.
14038 * gengtype.c (write_rtx_next): Likewise.
14039 (finish_root_table, write_roots): Likewise.
14040 * gimple.c (gimple_ops_offset_): Likewise.
14041 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
14042 * config/arc/arc.c (arc_attribute_table): Likewise.
14043 * config/arm/arm.c (arm_attribute_table): Likewise.
14044 * config/avr/avr.c (avr_attribute_table): Likewise.
14045 * config/crx/crx.c (crx_attribute_table): Likewise.
14046 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
14047 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
14048 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
14049 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
14050 * config/sh/sh.c (sh_attribute_table): Likewise.
14051 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
14052 * config/spu/spu.c (spu_attribute_table): Likewise.
14053 * config/v850/v850.c (v850_attribute_table): Likewise.
14055 * config/alpha/alpha.c (vms_attribute_table): Make static.
14056 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
14057 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
14058 * config/mips/mips.c (mips_attribute_table): Likewise.
14060 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
14062 (cc1-checksum.o): Likewise.
14064 2009-06-03 Steve Ellcey <sje@cup.hp.com>
14066 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
14068 2009-06-03 Jakub Jelinek <jakub@redhat.com>
14070 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
14071 insn if it is changing sp. Use gen_add3_insn instead of
14072 conditionally gen_addsi3 and gen_adddi3.
14073 (offset_below_red_zone_p): New static inline function.
14074 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
14075 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
14076 * config/rs6000/ppc-asm.h: Include auto-host.h.
14077 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
14078 CFI_RESTORE): Define.
14079 * config/rs6000/crtresxgpr.asm: Add unwind info.
14080 * config/rs6000/crtresxfpr.asm: Likewise.
14081 * config/rs6000/crtresgpr.asm: Likewise.
14082 * config/rs6000/crtresfpr.asm: Likewise.
14083 * config/rs6000/crtsavgpr.asm: Likewise.
14084 * config/rs6000/crtsavfpr.asm: Likewise.
14086 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
14087 argument of DWARF2_FRAME_REG_OUT macros.
14089 2009-06-03 Julian Brown <julian@codesourcery.com>
14091 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
14092 words or less (including TImode) in core registers.
14094 2009-06-03 Richard Guenther <rguenther@suse.de>
14096 PR middle-end/40328
14097 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
14099 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
14101 * statistics.c (statistics_counter_event): Do not record event
14102 in pass dump if its number == -1.
14103 (curr_statistics_hash): Add assert that we never get passes
14104 with static number == -1.
14106 2009-06-03 Richard Guenther <rguenther@suse.de>
14107 Andrey Belevantsev <abel@ispras.ru>
14109 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
14110 non-BLKmode arrays addressable.
14112 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
14114 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
14115 * config/m68k/m68k.h: ... here.
14117 2009-06-03 Martin Jambor <mjambor@suse.cz>
14119 PR tree-optimization/40323
14120 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
14123 2009-06-03 Richard Guenther <rguenther@suse.de>
14125 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14128 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
14130 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
14131 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
14132 JUMP_TABLE_DATA_P where applicable.
14133 * config/sh/sh.c: Ditto.
14134 * config/sh/sh.h: Ditto.
14135 * config/sh/sh.md: Ditto.
14136 * config/sh/symbian.c: Ditto.
14138 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
14140 * config/i386/driver-i386.c (describe_cache): Optimize
14141 concatenation of strings. Use snprintf instead of sprintf.
14142 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
14143 target when not compiling with GCC.
14145 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
14147 * config/sh/sh.c: Revert last change.
14148 (sh_expand_epilogue): Emit a blockage insn before the frame
14149 pointer adjustment unconditionally.
14151 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14153 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
14154 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
14155 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
14156 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
14157 to COLLECT_GCC_OPTIONS.
14159 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14161 * collect2.c (target_system_root): New variable.
14162 (main): Handle --sysroot=.
14163 (ignore_library): Strip the sysroot from the library path.
14165 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14167 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
14168 (collect2.o): Depend on collect2-aix.h.
14169 (collect2-aix.o): New rule.
14170 * collect2-aix.h: New file.
14171 * collect2-aix.c: Likewise.
14172 * collect2.c: Include collect2-aix.h. Don't undefine
14173 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
14174 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
14175 Use TARGET_AIX_VERSION instead of _AIX51.
14176 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
14177 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
14178 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
14179 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
14180 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
14182 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14184 * collect2.c (ignore_library): Avoid premature post-increment
14185 and null deference.
14187 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14189 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
14190 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
14191 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
14192 CROSS_DIRECTORY_STRUCTURE too.
14193 (LINK_LIBG_SPEC): Likewise.
14194 (LIB_SPEC): Add %R to sysroot paths.
14195 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
14196 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
14197 * config/rs6000/aix51.h: As for aix43.h.
14198 * config/rs6000/aix52.h: Likewise.
14199 * config/rs6000/aix53.h: Likewise.
14200 * config/rs6000/aix61.h: Likewise.
14201 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
14202 to the beginning of sysroot paths.
14204 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14206 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
14207 INSN_LISTs that are out of the REG_NOTE range.
14209 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14211 * loop-unroll.c (struct iv_to_split): Add pointer to next.
14212 (struct var_to_expand): Likewise.
14213 (struct opt_info): Add head and tail for linked lists of the above.
14214 (analyze_insn_to_expand_var): Initialize next.
14215 (analyze_iv_to_split_insn): Likewise.
14216 (analyze_insns_in_loop): Create linked lists.
14217 (allocate_basic_variable): Simplify for use without hash table.
14218 (insert_var_expansion_initialization): Likewise, make it type-safer.
14219 (combine_var_copies_in_loop_exit): Likewise.
14220 (apply_opt_in_copies): Walk lists rather than hash tables.
14221 (release_var_copies): Simplified and inlined by hand into...
14222 (free_opt_info): ... this function.
14224 2009-06-02 Richard Guenther <rguenther@suse.de>
14226 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14229 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14231 * cfgexpand.c (gimple_expand_cfg): Discard the source location
14232 only for builtins that are not overridden.
14234 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14236 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
14239 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14241 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
14243 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14245 * combine.c (move_deaths): Compare LUIDs within the same BB only.
14247 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14249 * common.opt (fdump-unnumbered-links): New.
14250 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
14251 * print-rtl.c (flag_dump_unnumbered_links): New.
14252 (print_rtx): Test it.
14254 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
14256 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
14257 push/pop multiple to 8-byte alignment.
14259 2009-06-01 Jakub Jelinek <jakub@redhat.com>
14261 * config/i386/i386.c (queued_cfa_restores): New static variable.
14262 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
14264 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
14265 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
14266 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
14267 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
14268 note unconditionally.
14269 (ix86_emit_restore_regs_using_mov): Likewise.
14270 (ix86_emit_restore_sse_regs_using_mov): Likewise.
14271 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
14272 it through to ix86_emit_restore_reg_using_pop.
14273 (ix86_emit_leave): Add RED_OFFSET argument. Call
14274 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
14275 instead of adding REG_CFA_OFFSET note unconditionally.
14276 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
14277 the above functions. Call ix86_add_queued_cfa_restore_notes when
14280 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
14281 force output of the label even for dwarf2out_do_cfi_asm.
14282 (add_fde_cfi): If -g2 and above and cfi might change CFA,
14283 force creation of CFI label and chain DW_CFA_set_loc jumping to it
14284 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
14286 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
14287 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
14288 dwarf2out_cfi_label callers.
14289 * tree.h (dwarf2out_cfi_label): Adjust prototype.
14290 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
14291 Adjust dwarf2out_cfi_label callers.
14292 * config/vax/vax.c (vax_output_function_prologue): Likewise.
14294 * config/i386/i386.h (struct machine_cfa_state,
14295 struct machine_function): Guard with ifndef USED_FOR_TARGET
14296 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
14299 * emutls.c (__emutls_get_address): Change arr->size to mean number
14300 of allocated arr->data entries instead of # of slots + 1.
14302 PR middle-end/40316
14303 * recog.c (peep2_reinit_state): New function.
14304 (peephole2_init_state): Use it at the end of a basic block and also
14305 when seeing a RTX_FRAME_RELATED_P insn.
14307 2009-06-01 Steve Ellcey <sje@cup.hp.com>
14309 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
14310 fixuns_truncrfdi2): New.
14311 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
14312 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
14313 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
14314 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
14315 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
14316 *recip_approx): Remove.
14317 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
14318 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
14319 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
14321 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
14324 2009-06-01 Ian Lance Taylor <iant@google.com>
14326 * attribs.c (register_attribute): Use CONST_CAST.
14327 * collect2.c (main): Use CONST_CAST2.
14328 (scan_prog_file): Likewise.
14329 * gcc.c (process_command, main): Likewise.
14330 * toplev.c (toplev_main): Likewise.
14332 * c-typeck.c (handle_warn_cast_qual): New static function,
14333 partially broken out of build_c_cast.
14334 (build_c_cast): Call handle_warn_cast_qual.
14335 * doc/invoke.texi (Warning Options): Document new effect of
14338 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
14340 * diagnostic.c (diagnostic_build_prefix): Always print columns.
14341 (diagnostic_report_current_module): Print columns.
14342 * common.opt (flag_show_column): Enable by default.
14344 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
14346 * alias.c (find_base_term): Check for NULL term before returning.
14348 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14350 Revert due to PR40320:
14351 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14352 * calls.c (emit_library_call_value_1): Don't force_operand for move
14355 2009-06-01 Olivier Hainque <hainque@adacore.com>
14356 Eric Botcazou <ebotcazou@adacore.com>
14358 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
14359 to be processed as a bitfield for constructor output purposes.
14360 * output.h (initializer_constant_valid_for_bitfield_p): Declare
14362 * varasm.c (oc_local_state): New type, output_constructor
14363 local state to support communication with helpers.
14364 (oc_outer_state): New type, output_constructor outer state of
14365 relevance in recursive calls.
14366 (output_constructor_array_range): New output_constructor helper,
14367 extracted code for an array range element.
14368 (output_constructor_regular_field): New output_constructor helper,
14369 extracted code for an element that is not a bitfield.
14370 (output_constructor_bitfield): New output_constructor helper,
14371 extracted code for a bitfield element. Accept an OUTER state
14372 argument for recursive processing. Recurse on record or array
14373 CONSTRUCTOR values, possibly past noop conversions.
14374 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
14375 VALUE is a valid constant-valued expression for use in a static
14376 bit-field initializer.
14377 (output_constructor): Rework to use helpers. Accept and honor an
14378 OUTER state argument for recursive calls. Return total size. Be
14379 prepared for nested constructors initializing bitfields.
14380 (output_constant): Feed OUTER in calls to output_constructor.
14382 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14384 * calls.c (emit_library_call_value_1): Don't force_operand for move
14387 2009-06-01 Nick Clifton <nickc@redhat.com>
14389 * doc/invoke.texi (IA-64 Options): Fix typo.
14391 2009-06-01 Ira Rosen <irar@il.ibm.com>
14393 PR tree-optimization/39129
14394 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
14396 (vect_do_peeling_for_loop_bound): Use
14397 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
14398 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
14399 (vect_loop_versioning): Likewise.
14400 (vect_create_cond_for_alias_checks): Fix indentation.
14401 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
14403 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
14404 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
14405 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
14406 "control flow in loop".
14407 (vect_estimate_min_profitable_iters): Use
14408 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
14409 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
14410 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
14411 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
14412 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
14413 statement belongs to a group of strided accesses with the exact code
14415 (vectorizable_load): Likewise.
14416 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
14417 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
14419 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
14421 * config/freebsd-stdint.h: New file.
14422 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
14423 Add freebsd-stdint.h to tm_file.
14425 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
14427 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
14428 (thumb2_extendhidi2): Likewise.
14430 2009-05-31 Ian Lance Taylor <iant@google.com>
14432 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
14434 2009-05-31 Ian Lance Taylor <iant@google.com>
14436 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
14437 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
14438 (ipa-reference.o): Depend upon gt-ipa-reference.h.
14440 2009-05-31 Jason Merrill <jason@redhat.com>
14442 * tree-pretty-print.c (print_call_name): Take the callee, not the
14443 call itself. Make non-static. Use dump_function_name for functions.
14444 (dump_generic_node): Adjust.
14445 * diagnostic.h: Declare print_call_name.
14446 * gimple-pretty-print.c (dump_gimple_call): Use it.
14448 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
14450 * config/sh/sh.md (ashldi3_std): New define_expand.
14453 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
14456 * config/sh/sh.c: Include debug.h.
14457 (sh_expand_epilogue): Emit a blockage insn before the frame
14458 pointer adjustment also when dwarf2out_do_frame returns true.
14460 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
14462 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
14463 (thumb2_extendqidi2): New pattern.
14465 2009-05-31 Ira Rosen <irar@il.ibm.com>
14467 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
14468 mark phis for renaming.
14469 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
14470 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
14471 Call mark_sym_for_renaming.
14472 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
14473 * tree-vect-loop.c (vect_transform_loop): Remove
14474 vect_memsyms_to_rename initialization and a call to
14475 mark_set_for_renaming.
14477 2009-05-31 Jakub Jelinek <jakub@redhat.com>
14479 PR middle-end/40304
14480 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
14481 frame related even if !set_cfa && style < 0.
14483 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
14485 * config/i386/mingw-tls.c: New file.
14486 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
14487 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
14488 defining _WIN32 but not __CYGWIN__.
14490 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14492 * configure.ac: Add MPC support.
14494 * config.in, configure: Regenerate.
14496 2009-05-29 Richard Henderson <rth@redhat.com>
14498 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
14499 NOTE_INSN_BASIC_BLOCK.
14500 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
14501 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
14502 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
14504 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
14506 (add_cfi): Disable check redefining cfa away from drap.
14507 (lookup_cfa_1): Add remember argument; handle remember/restore.
14508 (lookup_cfa): Pass remember argument.
14509 (cfa_remember): New.
14510 (compute_barrier_args_size_1): Remove sibcall check.
14511 (dwarf2out_frame_debug_def_cfa): New.
14512 (dwarf2out_frame_debug_adjust_cfa): New.
14513 (dwarf2out_frame_debug_cfa_offset): New.
14514 (dwarf2out_frame_debug_cfa_register): New.
14515 (dwarf2out_frame_debug_cfa_restore): New.
14516 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
14517 (dwarf2out_begin_epilogue): New.
14518 (dwarf2out_frame_debug_restore_state): New.
14519 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
14520 DW_CFA_restore_state.
14521 (output_cfi_directive): Likewise.
14522 (convert_cfa_to_fb_loc_list): Likewise.
14523 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
14524 * dwarf2out.h: Update.
14525 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
14526 (copy_insn_1): Early out for null.
14527 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
14528 and dwarf2out_frame_debug_restore_state.
14529 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
14530 (prologue_insn_hash, epilogue_insn_hash): New.
14531 (free_after_compilation): Adjust freeing accordingly.
14532 (record_insns): Create hash table if needed; push insns into
14533 hash instead of array.
14534 (maybe_copy_epilogue_insn): New.
14535 (contains): Search hash table instead of array.
14536 (sibcall_epilogue_contains): Remove.
14537 (thread_prologue_and_epilogue_insns): Split eh_return insns
14538 and mark them as epilogues.
14539 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
14540 scanning in terms of basic blocks.
14541 * insn-notes.def (CFA_RESTORE_STATE): New.
14542 * jump.c (returnjump_p_1): Accept EH_RETURN.
14543 (eh_returnjump_p_1, eh_returnjump_p): New.
14544 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
14545 CFA_REGISTER, CFA_RESTORE): New.
14546 * rtl.def (EH_RETURN): New.
14547 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
14549 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
14550 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
14552 * config/i386/i386.c (gen_push): Update cfa state.
14553 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
14554 add a CFA_ADJUST_CFA note.
14555 (ix86_dwarf_handle_frame_unspec): Remove.
14556 (ix86_expand_prologue): Update cfa state.
14557 (ix86_emit_restore_reg_using_pop): New.
14558 (ix86_emit_restore_regs_using_pop): New.
14559 (ix86_emit_leave): New.
14560 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
14561 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
14562 * config/i386/i386.h (struct machine_cfa_state): New.
14563 (ix86_cfa_state): New.
14564 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
14565 (eh_return_internal): Merge from eh_return_<mode>,
14566 use eh_return rtx, split w/ epilogue.
14568 2009-05-29 Ian Lance Taylor <iant@google.com>
14570 * builtins.c (validate_gimple_arglist): Don't use va_arg with
14572 * calls.c (emit_library_call_value_1): Likewise.
14574 * c-typeck.c (c_build_va_arg): New function.
14575 * c-tree.h (c_build_va_arg): Declare.
14576 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
14577 instead of build_va_arg.
14579 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
14581 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
14582 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
14583 (ptr_difference_cost): Use affine combinations to compute it.
14584 (difference_cost): Likewise.
14585 (get_computation_cost_at): Compute more accurate cost for addresses
14586 if the ratio is a multiplier allowed in addresses.
14587 For non-addresses, consider that an additional offset or symbol is
14590 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14592 * config/i386/i386.c (ix86_decompose_address): Avoid useless
14593 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
14595 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
14596 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
14597 (prefix_rex): For UNIT_MMX don't imply the prefix by default
14599 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
14600 to 1 for TYPE_SSE{IADD1,CVT1}.
14601 (prefix_vex_imm8): Removed.
14602 (length_vex): Only pass 1 as second argument to
14603 ix86_attr_length_vex_default if prefix_extra is 0.
14604 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
14605 (length): For prefix vex computation use length_immediate
14606 attribute instead of prefix_vex_imm8.
14607 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
14608 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
14609 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
14610 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
14611 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
14612 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
14613 a space in between the operands.
14614 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
14615 if one operand is 0xff and the other one si, di, bp or sp.
14616 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
14617 other one si, di, bp or sp.
14618 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
14619 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
14620 type and mode attributes.
14621 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
14622 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
14623 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
14624 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
14625 prefix_data16 attribute iff MODE_DF.
14626 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
14627 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
14628 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
14629 constm128_operand in length_immediate computation.
14630 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
14631 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
14632 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
14633 length_immediate attribute to 1.
14634 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
14635 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
14636 for certain alternatives.
14637 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
14638 prefix_data16 attribute if MODE_V1DF.
14639 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
14640 length_immediate to 1.
14641 (set_got_rex64, set_rip_rex64): Remove length attribute, set
14642 length_address to 4, set mode attribute to MODE_DI.
14643 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
14644 (fxam<mode>2_i387): Set length attribute to 4.
14645 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
14646 *prefetch_3dnow_rex): Override length_address attribute.
14647 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
14649 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
14650 (constm128_operand): Removed.
14651 * config/i386/i386.c (memory_address_length): For
14652 disp && !index && !base in 64-bit mode account for SIB byte if
14653 print_operand_address can't optimize disp32 into disp32(%rip)
14654 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
14655 for fs: or gs: segment.
14656 (ix86_attr_length_immediate_default): When checking if shortform
14657 is possible, truncate immediate to the length of the non-shortened
14659 (ix86_attr_length_address_default): Ignore MEM_P operands
14661 (ix86_attr_length_vex_default): Only check for DImode on
14662 GENERAL_REG_P operands.
14663 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
14664 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
14665 (sse_cvttps2pi): Clear prefix_rep attribute.
14666 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
14668 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
14669 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
14670 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
14671 iff operand 2 is const_int_operand.
14672 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
14673 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
14674 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
14676 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
14678 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
14679 prefix_data16 attribute for movlpd and movhpd instructions.
14680 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
14681 length_immediate for shufpd instruction.
14682 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
14683 (avx_cmpp<avxmodesuffixf2c><mode>3,
14684 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
14685 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
14686 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
14687 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
14688 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
14689 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
14690 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
14691 prefix_data16 attribute for the first alternative to 1.
14692 (*avx_loadlps): Override length_immediate for the first alternative.
14693 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
14694 attributes for second alternative.
14695 (*vec_concatv2sf_sse4_1): Override length_immediate and
14696 prefix_data16 attributes for second alternative.
14697 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
14698 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
14699 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
14700 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
14701 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
14702 prefix_data16 and length_immediate to 1.
14703 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
14705 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
14706 prefix_extra attribute for variants that don't have 0f prefix alone.
14707 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
14708 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
14709 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
14710 *sse4_1_pextrd): Set length_immediate to 1.
14711 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
14712 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
14714 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
14715 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
14716 length_immediate to 1 for second alternative.
14717 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
14718 prefix_extra and length_immediate attributes for the first
14720 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
14722 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
14723 to 1 for the first and third alternative.
14724 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
14726 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
14728 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
14730 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
14731 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
14732 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
14733 *avx_psign<mode>3): Set prefix_extra attribute to 1.
14734 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
14735 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
14736 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
14737 ssse3_psign<mode>3): Override prefix_rex attribute.
14738 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
14739 (ssse3_palignrti): Override length_immediate to 1.
14740 (ssse3_palignrdi): Override length_immediate to 1, override
14741 prefix_rex attribute.
14742 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
14743 (sse4a_extrqi): Override length_immediate to 2.
14744 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
14745 (sse4a_insertq): Override prefix_data16 to 0.
14746 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
14747 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
14748 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
14749 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
14750 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
14751 and length_immediate to 1.
14752 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
14753 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
14754 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
14755 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
14756 and length_immediate to 1.
14757 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
14758 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
14759 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
14760 avx_ptest256): Override prefix_extra to 1.
14761 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
14762 Override prefix_data16 and length_immediate to 1.
14763 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
14764 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
14765 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
14766 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
14767 prefix_data16 to 0 and prefix_extra to 2.
14768 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
14769 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
14771 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
14772 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
14773 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
14774 and prefix_extra to 2.
14775 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
14776 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
14777 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
14778 avx_vpermilvar<mode>3,
14779 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
14780 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
14781 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
14782 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
14783 Override prefix_extra to 1.
14784 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
14785 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
14786 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
14787 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
14788 prefix_extra and length_immediate to 1.
14789 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
14791 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
14792 to 1 for the first alternative.
14793 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
14794 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
14796 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
14797 *movv2sf_internal_avx, *movv2sf_internal): Override
14798 prefix_rep attribute for certain alternatives.
14799 (*mov<mode>_internal): Override prefix_rep or prefix_data16
14800 attributes for certain alternatives.
14801 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
14802 attributes for certain alternatives.
14803 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
14804 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
14805 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
14806 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
14807 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
14808 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
14809 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
14810 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
14811 length_immediate to 1 if operand 2 is const_int_operand.
14812 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
14813 *vec_extractv2si_1): Set length_immediate attribute to 1.
14814 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
14815 using old 3DNOW insn rather than SSE/3DNOW_A.
14816 (mmx_emms, mmx_femms): Clear modrm attribute.
14818 2009-05-29 Martin Jambor <mjambor@suse.cz>
14820 * tree-sra.c: New implementation of SRA.
14822 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
14823 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
14824 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
14825 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
14826 (SRA_MAX_STRUCTURE_COUNT): Removed.
14827 (SRA_FIELD_STRUCTURE_RATIO): Removed.
14828 * doc/invoke.texi (sra-max-structure-size): Removed.
14829 (sra-field-structure-ratio): Removed.
14831 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14833 PR middle-end/40291
14834 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
14837 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
14839 PR rtl-optimization/40101
14840 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
14841 seqno. Adjust comment.
14842 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
14843 inserting bookkeeping before a jump, the jump is not scheduled.
14844 When no positive seqno found, provide a value. Add comment.
14846 2009-05-29 Richard Guenther <rguenther@suse.de>
14848 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
14849 short-cutting on the first component.
14851 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14853 PR middle-end/39958
14854 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
14855 for trees other than decls/types.
14857 2009-05-29 Richard Guenther <rguenther@suse.de>
14859 * tree-ssa-operands.c (get_expr_operands): Do not handle
14860 INDIRECT_REFs in the handled-component case. Remove
14861 unused get_ref_base_and_extent case.
14862 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
14863 tree_low_cst and host_integerp where possible.
14864 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
14865 codes for equivalence.
14866 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
14868 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
14870 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
14871 to tmake_file for i[34567]86-*-cygwin*.
14873 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14876 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
14877 (altivec_categorize_keyword, init_vector_keywords,
14878 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
14881 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
14883 * tree.c (handle_dll_attribute): Check if node is
14884 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
14886 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
14888 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
14890 (thumb2_zero_extendqidi2): Likewise.
14892 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
14894 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
14895 instead of gen_movrt.
14896 * config/sh/sh.md (movrt): Remove.
14898 2009-05-28 Steve Ellcey <sje@cup.hp.com>
14900 * doc/invoke.texi (IA-64 Options):
14901 Add -msdata, -mfused-madd, -mno-inline-float-divide,
14902 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
14903 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
14904 -msched-prefer-non-control-spec-insns,
14905 -msched-stop-bits-after-every-cycle,
14906 -msched-count-spec-in-critical-path,
14907 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
14908 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
14909 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
14910 and -msched-spec-verbose.
14912 2009-05-28 Joseph Myers <joseph@codesourcery.com>
14914 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
14915 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
14917 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
14919 2009-05-28 Richard Guenther <rguenther@suse.de>
14921 * tree-ssa-alias.c (ao_ref_init): New function.
14922 (ao_ref_base): Likewise.
14923 (ao_ref_base_alias_set): Likewise.
14924 (ao_ref_alias_set): Likewise.
14925 (refs_may_alias_p_1): Change signature.
14926 (refs_may_alias_p): Adjust.
14927 (refs_anti_dependent_p): Likewise.
14928 (refs_output_dependent_p): Likewise.
14929 (call_may_clobber_ref_p_1): Change signature.
14930 (call_may_clobber_ref_p): Adjust.
14931 (stmt_may_clobber_ref_p_1): New function split out from ...
14932 (stmt_may_clobber_ref_p): ... here.
14933 (maybe_skip_until): Adjust signature.
14934 (get_continuation_for_phi): Likewise.
14935 (walk_non_aliased_vuses): Likewise.
14936 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
14937 (ao_ref_init): Declare.
14938 (ao_ref_base): Likewise.
14939 (ao_ref_alias_set): Likewise.
14940 (stmt_may_clobber_ref_p_1): Likewise.
14941 (walk_non_aliased_vuses): Adjust.
14942 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
14943 (get_ref_from_reference_ops): remove.
14944 (vn_reference_lookup_2): Adjust signature.
14945 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
14946 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
14947 (vn_reference_lookup): Adjust.
14948 (vn_reference_insert): Likewise.
14949 (vn_reference_insert_pieces): Adjust signature.
14950 (visit_reference_op_call): Adjust.
14951 * tree-ssa-pre.c (get_expr_type): Simplify.
14952 (phi_translate_1): Adjust.
14953 (compute_avail): Likewise.
14954 (translate_vuse_through_block): Do not re-build trees.
14955 (value_dies_in_block_x): Likewise.
14956 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
14958 (vn_reference_lookup_pieces): Adjust declaration.
14959 (vn_reference_insert_pieces): Likewise.
14961 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
14963 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
14964 with checking disabled.
14966 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
14970 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
14971 macro definition for support of three-operand format aligned
14972 .comm directive in assembler on cygwin/pe/mingw target OS.
14973 * configure: Regenerate.
14974 * config.h: Regenerate.
14976 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
14977 aligned form of .comm directive if -mpe-aligned-commons is in effect.
14978 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
14980 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
14981 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
14983 2009-05-28 Ira Rosen <irar@il.ibm.com>
14985 PR tree-optimization/40254
14986 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
14987 in analysis of basic blocks.
14989 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
14991 PR middle-end/33699
14992 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
14993 * target-def.h (TARGET_CONST_ANCHOR): New macro.
14994 (TARGET_INITIALIZER): Use it.
14995 * cse.c (CHEAPER): Move it up to the other macros.
14996 (insert): Rename this ...
14997 (insert_with_costs): ... to this. Add cost parameters. Update
14999 (insert): New function. Call insert_with_costs.
15000 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
15001 find_reg_offset_for_const, try_const_anchors): New functions.
15002 (cse_insn): Call try_const_anchors. Adjust cost of src_related
15003 when using a const-anchor. Call insert_const_anchors.
15004 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
15005 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
15007 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
15009 * tree-inline.c (remap_decls): Enable nonlocalized variables
15010 when not optimizing.
15012 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
15014 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
15015 Simplify other tests involving optimize.
15017 2009-05-27 Tom Tromey <tromey@redhat.com>
15019 * unwind-dw2.c (_Unwind_DebugHook): New function.
15020 (uw_install_context): Call _Unwind_DebugHook.
15022 2009-05-27 Tom Tromey <tromey@redhat.com>
15024 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
15026 2009-05-27 Ian Lance Taylor <iant@google.com>
15028 * Makefile.in (LINKER, LINKER_FLAGS): Define.
15029 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
15030 (ALL_LINKERFLAGS): Define.
15031 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
15032 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15033 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
15034 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15035 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
15036 $(LINKER_FOR_BUILD).
15037 (build/gcov-iov$(build_exeext)): Likewise.
15039 2009-05-27 Julian Brown <julian@codesourcery.com>
15041 * gcse.c (target.h): Include.
15042 (can_assign_to_reg_without_clobbers_p): Check that the target allows
15043 copy of argument to a pseudo register.
15045 2009-05-27 Diego Novillo <dnovillo@google.com>
15047 * tree-ssa-live.c (dump_scope_block): Document arguments.
15048 (dump_scope_blocks): Document.
15049 (debug_scope_blocks): New.
15050 * tree-flow.h (debug_scope_blocks): Declare.
15052 2009-05-21 Denis Chertykov <denisc@overta.ru>
15054 * doc/contrib.texi (Contributors): Add myself to the list.
15056 2009-05-27 Olivier Hainque <hainque@adacore.com>
15058 * expr.c (target_align): New function. Alignment the TARGET of an
15059 assignment may be assume to have.
15060 (highest_pow2_factor_for_target): Use it instead of relying on
15061 immediate tree attributes of TARGET, not necessarily honored when
15062 intermediate bitfields are involved.
15064 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
15067 * config/i386/driver-i386.c (host_detect_local_cpu): Support
15068 AVX, SSE4, AES, PCLMUL and POPCNT.
15070 2009-05-27 Diego Novillo <dnovillo@google.com>
15072 * tree-pretty-print.c (dump_location): New.
15073 (dump_generic_node): Call it.
15074 Factor code to handle BLOCK nodes ...
15075 (dump_block_node): ... here.
15077 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
15079 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
15081 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
15083 * gcc-plugin.h: Include config.h and system.h.
15084 (IN_GCC): Define if not defined.
15086 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
15088 PR middle-end/40249
15089 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
15092 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
15094 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
15096 * config/m32r/m32r.h: Ditto.
15097 * config/m32r/m32r.md: Ditto.
15098 * config/m32r/predicates.md: Ditto.
15100 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
15102 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
15104 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
15107 (Loading plugins): typo.
15108 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
15109 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15110 (Interacting with the GCC Garbage Collector): Added new section.
15111 (Giving information about a plugin): Added new section for
15113 * ggc.h (ggc_register_root_tab): Added declaration.
15114 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
15115 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
15116 (register_callback): Improved comment in declaration.
15117 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
15118 (extra_root_vec) Added static variable for dynamic roots registration.
15119 (ggc_register_root_tab) Added new routine.
15120 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
15121 PLUGIN_GGC_MARKING event.
15122 * ggc-zone.c: Include plugin.h.
15123 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15124 * ggc-page.c: Include plugin.h.
15125 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15126 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
15127 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
15128 (register_callback): check lack of callbacks for
15129 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
15130 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
15131 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
15132 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15133 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
15134 dependency on plugin.h.
15135 (plugin.o): Added dependency on ggc.h...
15137 2009-05-26 Richard Guenther <rguenther@suse.de>
15139 PR middle-end/40248
15141 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
15142 with mismatched comparison modes.
15144 * expr.c (expand_expr_real_1): Expand the operand of a
15145 VIEW_CONVERT_EXPR in its natural mode.
15147 2009-05-26 Ian Lance Taylor <iant@google.com>
15149 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
15150 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
15151 (ALL_COMPILERFLAGS): Define.
15152 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
15153 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15154 (collect2$(exeext), collect2.o): Likewise.
15155 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
15156 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
15157 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
15158 (libbackend.o, intl.o, cppdefault.o): Likewise.
15159 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15160 (build/%.o): Use $(COMPILER_FOR_BUILD).
15161 (build/gen%$(build_exeext)): Likewise.
15162 (build/gcov-iov$(build_exeext)): LIkewise.
15163 * config/t-darwin (darwin.o): Use $(COMPILER).
15164 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
15165 * config/t-sol2 (sol2-c.o): Likewise.
15166 (sol2.o): Likewise.
15167 * config/t-vxworks (vxworks.o): Likewise.
15168 * config/x-darwin (host-darwin.o): Likewise.
15169 * config/x-hpux (host-hpux.o): Likewise.
15170 * config/x-linux (host-linux.o): Likewise.
15171 * config/x-solaris (host-solaris.o): Likewise.
15172 * config/alpha/x-alpha (driver-alpha.o): Likewise.
15173 * config/arm/t-arm (arm-c.o): Likewise.
15174 * config/arm/t-pe (pe.o): Likewise.
15175 * config/arm/t-wince-pe (pe.o): Likewise.
15176 * config/i386/t-cygming (winnt.o): Likewise.
15177 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
15178 * config/i386/t-cygwin (cygwin1.o): Likewise.
15179 (cygwin2.o): Likewise.
15180 * config/i386/t-i386 (i386-c.o): Likewise.
15181 * config/i386/t-interix (winnt.o): Likewise.
15182 * config/i386/t-netware (netware.o): Likewise.
15183 * config/i386/t-nwld (nwld.o): Likewise.
15184 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
15185 * config/i386/x-i386 (driver-i386.o): Likewise.
15186 * config/i386/x-cygwin (host-cygwin.o): Likewise.
15187 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
15188 * config/ia64/t-ia64 (ia64-c.o): Likewise.
15189 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
15190 * config/mips/x-native (driver-native.o): Likewise.
15191 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
15192 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
15193 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
15194 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
15195 * config/score/t-score-elf (score7.o): Likewise.
15196 (score3.o): Likewise.
15197 * config/sh/t-sh (sh-c.o): Likewise.
15198 * config/sh/t-symbian (sh-c.o): Likewise.
15199 (symbian.o): Likewise.
15200 * config/spu/t-spu-elf (spu-c.o): Likewise.
15201 * config/v850/t-v850 (v850-c.o): Likewise.
15202 * config/v850/t-v850e (v850-c.o): Likewise.
15204 2009-05-26 Richard Guenther <rguenther@suse.de>
15206 PR tree-optimization/40122
15207 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
15208 VECTOR_CSTs if possible.
15209 (fold_gimple_assign): Likewise.
15211 2009-05-26 Richard Guenther <rguenther@suse.de>
15213 PR middle-end/40252
15214 * fold-const.c (fold_binary): Use the correct types for building
15217 2009-05-26 Richard Guenther <rguenther@suse.de>
15219 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
15220 redundant calls to merge_alias_info.
15221 (bump_vector_ptr): Likewise.
15222 * tree-ssa-copy.c (merge_alias_info): Remove.
15223 (replace_exp_1): Remove call to merge_alias_info.
15224 (propagate_tree_value): Likewise.
15225 (fini_copy_prop): Propagate points-to info.
15226 * tree-flow.h (merge_alias_info): Remove.
15228 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
15230 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
15232 2009-05-25 Jan Hubicka <jh@suse.cz>
15234 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
15235 * cgraph.h (struct inline_summary): New filed self_wize,
15236 size_inlining_benefit, self_time and time_inlining_benefit.
15237 (struct cgraph_global_info): Replace insns by time ans size fields.
15238 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
15239 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
15240 (ipcp_update_callgraph): Do not touch function bodies.
15241 * ipa-inline.c: Include except.h
15242 (MAX_TIME): New constant.
15243 (overall_insns): Remove.
15244 (leaf_node_p): New.
15245 (overall_size, max_benefit): New static variables.
15246 (cgraph_estimate_time_after_inlining): New function.
15247 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
15248 (cgraph_clone_inlined_nodes): Update size.
15249 (cgraph_mark_inline_edge): Update size.
15250 (cgraph_estimate_growth): Use size info.
15251 (cgraph_check_inline_limits): Check size.
15252 (cgraph_default_inline_p): Likewise.
15253 (cgraph_edge_badness): Compute badness based on benefit and size cost.
15254 (cgraph_decide_recursive_inlining): Check size.
15255 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
15257 (cgraph_decide_inlining): Likewise.
15258 (cgraph_decide_inlining_incrementally): Likewise; honor
15259 PARAM_EARLY_INLINING_INSNS.
15260 (likely_eliminated_by_inlining_p): New predicate.
15261 (estimate_function_body_sizes): New function.
15262 (compute_inline_parameters): Use it.
15263 * except.c (must_not_throw_labels): New function.
15264 * except.h (must_not_throw_labels): Declare.
15265 * tree-inline.c (init_inline_once): Kill inlining_weigths
15266 * tree-ssa-structalias.c: Avoid uninitialized warning.
15267 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
15268 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
15269 (PARAM_INLINE_CALL_COST): Remove.
15270 (PARAM_EARLY_INLINING_INSNS): New.
15272 2009-05-25 Richard Guenther <rguenther@suse.de>
15274 PR tree-optimization/36327
15275 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
15276 callback for reference translation or lookup at the point of may-defs.
15277 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
15278 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
15279 for union COMPONENT_REFs.
15280 (vn_reference_lookup_3): New callback. Lookup from memset
15281 and CONSTRUCTOR assignment, translate through struct copies.
15282 (vn_reference_lookup_pieces): Make sure to not free the
15283 passed operands array. Adjust walk_non_aliased_vuses call.
15284 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
15285 make sure we do not leak memory.
15287 2009-05-25 Richard Guenther <rguenther@suse.de>
15289 * tree-ssa-alias.h (dump_points_to_solution): Declare.
15290 * tree-inline.c (expand_call_inline): Reset the escaped and
15291 callused solutions.
15292 * tree-ssa-structalias.c (pass_build_ealias): New.
15293 * tree-pass.h (pass_build_ealias): Declare.
15294 * passes.c (init_optimization_passes): Add PTA during
15295 early optimizations.
15296 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
15297 and CALLUSED solutions.
15298 (dump_points_to_solution): New function, split out from ...
15299 (dump_points_to_info_for): ... here.
15300 * tree-parloops.c (parallelize_loops): Reset the escaped and
15301 callused solutions.
15303 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15306 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
15307 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
15309 2009-05-25 Ira Rosen <irar@il.ibm.com>
15311 PR tree-optimization/40238
15312 * tree-vect-stmts.c (vect_init_vector): Insert initialization
15313 statements after basic block's labels.
15314 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
15315 to free the allocated memory.
15317 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
15319 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
15320 return address with a USE.
15322 2009-05-24 Richard Guenther <rguenther@suse.de>
15324 PR middle-end/40233
15325 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
15326 array type from the main variant of the inner type.
15328 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
15330 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
15331 definition to bool (from int) to un-break build.
15332 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
15334 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
15336 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
15337 discard_stmt_changes): Delete.
15338 * tree-ssa-operands.c (scb_stack): Delete.
15339 (init_ssa_operands): Do not initialize it.
15340 (fini_ssa_operands): Do not free it.
15341 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
15343 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
15344 update_stmt, remove the others. Fix comments.
15345 * tree-dfa.c (optimize_stack_restore): Likewise.
15346 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
15347 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
15348 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
15349 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
15351 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
15352 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
15353 (dom_opt_finalize_block): Likewise, adjusting access to
15355 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
15356 (stmts_to_rescan): Change item type to gimple.
15357 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
15359 2009-05-24 Ira Rosen <irar@il.ibm.com>
15361 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
15362 * tree-pass.h (pass_slp_vectorize): New pass.
15363 * params.h (SLP_MAX_INSNS_IN_BB): Define.
15364 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
15365 * tree-vectorizer.c (timevar.h): Include.
15366 (user_vect_verbosity_level): Declare.
15367 (vect_location): Fix comment.
15368 (vect_set_verbosity_level): Update user_vect_verbosity_level
15369 instead of vect_verbosity_level.
15370 (vect_set_dump_settings): Add an argument. Ignore user defined
15371 verbosity if dump flags require higher level of verbosity. Print to
15372 stderr only for loop vectorization.
15373 (vectorize_loops): Update call to vect_set_dump_settings.
15374 (execute_vect_slp): New function.
15375 (gate_vect_slp): Likewise.
15376 (struct gimple_opt_pass pass_slp_vectorize): New.
15377 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
15378 access its members.
15379 (vec_info_for_bb): New function.
15380 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
15381 (VECTORIZATION_ENABLED): New macro.
15382 (SLP_ENABLED, SLP_DISABLED): Likewise.
15383 (vect_is_simple_use): Add bb_vec_info argument.
15384 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
15385 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
15386 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
15387 vect_schedule_slp, vect_analyze_slp): Likewise.
15388 (vect_analyze_stmt): Add slp_tree argument.
15389 (find_bb_location): Declare.
15390 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
15391 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
15392 (vect_analyze_loop_operations, vect_analyze_loop,
15393 get_initial_def_for_induction, vect_create_epilog_for_reduction,
15394 vect_finalize_reduction, vectorizable_reduction,
15395 vectorizable_live_operation, vect_transform_loop): Likewise.
15396 * tree-data-ref.c (dr_analyze_innermost): Update comment,
15397 skip evolution analysis if analyzing a basic block.
15398 (dr_analyze_indices): Likewise.
15399 (initialize_data_dependence_relation): Skip the test whether the
15400 object is invariant for basic blocks.
15401 (compute_all_dependences): Skip dependence analysis for data
15402 references in basic blocks.
15403 (find_data_references_in_stmt): Don't fail in case of invariant
15404 access in basic block.
15405 (find_data_references_in_bb): New function.
15406 (find_data_references_in_loop): Move code to
15407 find_data_references_in_bb and add a call to it.
15408 (compute_data_dependences_for_bb): New function.
15409 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
15410 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
15412 (vect_analyze_data_ref_dependence): Check for interleaving in case of
15413 unknown dependence in basic block and fail in case of dependence in
15415 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
15416 dependence instances from either loop or basic block vectorization
15418 (vect_compute_data_ref_alignment): Check if it is loop vectorization
15419 before calling nested_in_vect_loop_p.
15420 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
15421 dependence instances from either loop or basic block vectorization
15423 (vect_verify_datarefs_alignment): Likewise.
15424 (vect_enhance_data_refs_alignment): Adjust function calls.
15425 (vect_analyze_data_refs_alignment): Likewise.
15426 (vect_analyze_group_access): Fix printing. Skip different checks if
15427 DR_STEP is 0. Keep strided stores either in loop or basic block
15428 vectorization data structure. Fix indentation.
15429 (vect_analyze_data_ref_access): Fix comments, allow zero step in
15431 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
15432 dependence instances from either loop or basic block vectorization
15434 (vect_analyze_data_refs): Update comment. Call
15435 compute_data_dependences_for_bb to analyze basic blocks.
15436 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
15437 case of loop vectorization. In case of basic block vectorization use
15438 data-ref itself as a base.
15439 (vect_create_data_ref_ptr): In case of basic block vectorization:
15440 don't advance the pointer, add new statements before the current
15441 statement. Adjust function calls.
15442 (vect_supportable_dr_alignment): Support only aligned accesses in
15443 basic block vectorization.
15444 * common.opt (ftree-slp-vectorize): New flag.
15445 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
15446 (vect_pattern_recog_1): Likewise.
15447 * tree-vect-stmts.c (process_use): Likewise.
15448 (vect_init_vector): Add new statements in the beginning of the basic
15449 block in case of basic block SLP.
15450 (vect_get_vec_def_for_operand): Adjust function calls.
15451 (vect_finish_stmt_generation): Likewise.
15452 (vectorizable_call): Add assert that it is loop vectorization, adjust
15454 (vectorizable_conversion, vectorizable_assignment): Likewise.
15455 (vectorizable_operation): In case of basic block SLP, take
15456 vectorization factor from statement's type and skip the relevance
15457 check. Adjust function calls.
15458 (vectorizable_type_demotion): Add assert that it is loop
15459 vectorization, adjust function calls.
15460 (vectorizable_type_promotion): Likewise.
15461 (vectorizable_store): Check for outer loop only in case of loop
15462 vectorization. Adjust function calls. For basic blocks, skip the
15463 relevance check and don't advance pointers.
15464 (vectorizable_load): Likewise.
15465 (vectorizable_condition): Add assert that it is loop vectorization,
15466 adjust function calls.
15467 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
15468 that it is not reduction, get vector type, call only supported
15469 functions, skip loop specific parts.
15470 (vect_transform_stmt): Check for outer loop only in case of loop
15472 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
15473 (vect_is_simple_use): Fix comment, add new argument, fix conditions
15474 for external definition.
15475 * passes.c (pass_slp_vectorize): New pass.
15476 * tree-vect-slp.c (find_bb_location): New function.
15477 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
15478 check for patterns only in loops.
15479 (vect_build_slp_tree): Add argument, adjust function calls, fail in
15480 case of multiple types in basic block SLP.
15481 (vect_mark_slp_stmts_relevant): New function.
15482 (vect_supported_load_permutation_p): Fix comment.
15483 (vect_analyze_slp_instance): Add argument. In case of basic block
15484 SLP, take vectorization factor from statement's type, check that
15485 unrolling factor is 1. Adjust function call. Save SLP instance in
15486 either loop or basic block vectorization structure. Return FALSE,
15488 (vect_analyze_slp): Add argument. Get strided stores groups from
15489 either loop or basic block vectorization structure. Return FALSE
15490 if basic block SLP failed.
15491 (new_bb_vec_info): New function.
15492 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
15493 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
15494 (vect_schedule_slp): Add argument. Get SLP instances from either
15495 loop or basic block vectorization structure. Set vectorization factor
15496 to be 1 for basic block SLP.
15497 (vect_slp_transform_bb): New function.
15498 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
15500 2009-05-23 Mark Mitchell <mark@codesourcery.com>
15502 * final.c (shorten_branches): Do not align labels for jump tables.
15503 (final_scan_insn): Use JUMP_TABLE_DATA_P.
15505 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
15507 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
15508 Remove outdated reference to flow.c and fix nits.
15509 * doc/gccint.texi: Tweak RTL description.
15510 * doc/rtl.texi: Likewise.
15512 2009-05-23 Denis Chertykov <chertykov@gmail.com>
15514 * config/avr/avr.c: Change my email address.
15515 * config/avr/avr.h: Likewise.
15516 * config/avr/avr.md: Likewise.
15517 * config/avr/avr-protos.h: Likewise.
15518 * config/avr/libgcc.S: Likewise.
15520 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
15522 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
15523 (spu_split_load, spu_split_store): Change return type to int.
15524 (spu_split_convert): Declare.
15525 * config/spu/predicates.md (spu_mem_operand): Remove.
15526 (spu_mov_operand): Update.
15527 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
15528 * config/spu/spu.c (regno_aligned_for_load): Remove.
15529 (reg_aligned_for_addr, spu_expand_load): Define.
15530 (spu_expand_extv): Reimplement and handle MEM.
15531 (spu_expand_insv): Handle MEM.
15532 (spu_sched_reorder): Handle insn's with length 0.
15533 (spu_legitimate_address_p): Reimplement.
15534 (store_with_one_insn_p): Return TRUE for any mode with size
15535 larger than 16 bytes.
15536 (address_needs_split): Define.
15537 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
15539 (spu_convert_move): Define.
15540 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
15541 (spu_split_store): Change all MEM's to TImode.
15542 (spu_init_expanders): Preallocate registers that correspond to
15543 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
15545 (spu_split_convert): Define.
15546 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
15547 (_move<mode>, _movdi, _movti): Update predicate and condition.
15548 (load, store): Change to define_split.
15549 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
15551 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
15552 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
15553 define_insn_and_split of lshr<mode>3.
15554 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
15555 (<v>ashr<mode>3_imm): Define.
15556 (extv, extzv, insv): Allow MEM operands.
15557 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
15558 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
15559 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
15560 (_spu_convert2): Change to define_insn_and_split and remove the
15561 corresponding define_peephole2.
15562 (stack_protect_set, stack_protect_test, stack_protect_test_si):
15563 Change predicates to memory_operand.
15565 2009-05-22 Mark Mitchell <mark@codesourcery.com>
15567 * config/arm/thumb2.md: Add 16-bit multiply instructions.
15569 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
15571 PR tree-optimization/40219
15572 * tree.c (iterative_hash_expr): Make sure the builtin function is
15573 a normal builtin function and not a front end or back end builtin
15574 before indexing into the built_in_decls array.
15576 2009-05-22 Richard Guenther <rguenther@suse.de>
15578 PR middle-end/38964
15579 * alias.c (write_dependence_p): Do not use TBAA for answering
15580 anti-dependence or output-dependence.
15581 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
15582 (emit_pointer_definition): Remove.
15583 (emit_alias_warning): Likewise.
15584 (find_what_var_points_to): Remove TBAA pruning code.
15585 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
15587 (compute_points_to_sets): Remove code computing the set of
15588 dereferenced pointers.
15589 * tree-data-ref.c (dr_may_alias_p): Properly use the split
15590 oracle for querying anti and output dependencies.
15591 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
15592 if TBAA may be applied.
15593 (refs_anti_dependent_p): New function.
15594 (refs_output_dependent_p): Likewise.
15595 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
15596 (refs_output_dependent_p): Likewise.
15597 * doc/tree-ssa.texi (Memory model): New section.
15598 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
15599 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
15600 * cfgexpand.c (expand_gimple_basic_block): Do not handle
15601 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
15602 * expr.c (expand_expr_real_1): Likewise.
15603 * gimple-low.c (lower_stmt): Likewise.
15604 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
15605 (dump_gimple_cdt): Remove.
15606 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
15607 (gimple_size): Likewise.
15608 (walk_gimple_op): Likewise.
15609 (is_gimple_stmt): Likewise.
15610 (walk_stmt_load_store_addr_ops): Likewise.
15611 (gimple_build_cdt): Remove.
15612 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
15613 * gimple.h (gimple_cdt_new_type): Remove.
15614 (gimple_cdt_new_type_ptr): Likewise.
15615 (gimple_cdt_set_new_type): Likewise.
15616 (gimple_cdt_location): Likewise.
15617 (gimple_cdt_location_ptr): Likewise.
15618 (gimple_cdt_set_location): Likewise.
15619 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
15620 * tree-cfg.c (remove_useless_stmts_1): Do not handle
15621 GIMPLE_CHANGE_DYNAMIC_TYPE.
15622 (verify_types_in_gimple_stmt): Likewise.
15623 * tree-inline.c (estimate_num_insns): Likewise.
15624 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
15625 (copy_decl_to_var): Likewise.
15626 (copy_result_decl_to_var): Likewise.
15627 * tree-pretty-print.c (dump_generic_node): Do not handle
15628 CHANGE_DYNAMIC_TYPE_EXPR.
15629 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
15630 * tree-ssa-operands.c (get_expr_operands): Likewise.
15631 * tree-ssa-structalias.c (struct variable_info): Remove
15632 no_tbaa_pruning member.
15633 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
15634 (unify_nodes): Do not copy it.
15635 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
15636 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
15637 (set_uids_in_ptset): Do not check it.
15638 (find_what_var_points_to): Likewise.
15639 (compute_tbaa_pruning): Remove.
15640 (compute_points_to_sets): Do not call it.
15641 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
15642 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
15643 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
15644 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
15645 (DECL_NO_TBAA_P): Likewise.
15646 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
15647 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
15648 (expand_omp_atomic_pipeline): Do not set it.
15649 * print-tree.c (print_node): Do not dump it.
15650 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
15653 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
15656 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
15659 2009-05-22 Mark Mitchell <mark@codesourcery.com>
15661 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
15664 2009-05-22 Ben Elliston <bje@au.ibm.com>
15666 * Makefile.in (bversion.h, s-bversion): New targets.
15667 (TOPLEV_H): Add bversion.h.
15668 * toplev.h: Include "bversion.h".
15669 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
15670 the __format__ attribute only if compiling with the same version
15671 of GCC as the sources (the "build version").
15673 2009-05-22 Ben Elliston <bje@au.ibm.com>
15675 * c-format.c (handle_format_attribute): Fix comment typo.
15677 2009-05-21 Steve Ellcey <sje@cup.hp.com>
15680 * config/ia64/ia64.opt (mfused-madd): New.
15681 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
15682 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
15683 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
15684 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
15685 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
15686 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
15687 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
15688 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
15689 instruction if !TARGET_FUSED_MADD.
15690 (fpma, fpms): Remove colon from name.
15692 2009-05-22 Richard Guenther <rguenther@suse.de>
15694 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
15695 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
15696 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
15698 (create_expression_by_pieces): Only convert if necessary.
15699 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
15700 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
15702 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
15704 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
15705 regular pattern from a template and rename it ...
15706 (*extzv_truncsi_exts): ... to this.
15708 2009-05-21 Richard Guenther <rguenther@suse.de>
15710 * cgraph.h (struct cgraph_node): Remove inline_decl member.
15711 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
15712 (cgraph_default_inline_p): Likewise.
15713 (cgraph_decide_inlining_incrementally): Likewise.
15715 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
15716 Uros Bizjak <ubizjak@gmail.com>
15718 * config/i386/cpuid.h (bit_MOVBE): New.
15720 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
15722 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
15723 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
15724 (ix86_handle_option): Handle OPT_mmovbe.
15725 (ix86_target_string): Add -mmovbe.
15726 (pta_flags): Add PTA_MOVBE.
15727 (processor_alias_table): Add PTA_MOVBE to "atom".
15728 (override_options): Handle PTA_MOVBE.
15730 * config/i386/i386.h (TARGET_MOVBE): New.
15732 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
15733 (*bswapsi_movbe): New.
15734 (*bswapdi_movbe): Likewise.
15735 (bswapdi2): Renamed to ...
15736 (*bswapdi_1): This.
15737 (bswapdi2): New expander.
15739 * config/i386/i386.opt (mmovbe): New.
15741 * doc/invoke.texi: Document -mmovbe.
15743 2009-05-21 Taras Glek <tglek@mozilla.com>
15745 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
15746 * gcc-plugin.h (plugin_init): Updated signature.
15747 * gcc-plugin.h (plugin_name_args): Moved to this header.
15748 * doc/plugins.texi (plugin_init): Updated documention to reflect
15750 * doc/plugins.texi (plugin_name_args): Added to documention.
15752 2009-05-21 Mark Mitchell <mark@codesourcery.com>
15754 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
15755 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
15757 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
15759 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
15760 JUMP_TABLE_DATA_P predicates where applicable.
15761 * config/i386/predicates.md: Ditto.
15762 * config/i386/sse.md: Ditto.
15764 2009-05-21 Jakub Jelinek <jakub@redhat.com>
15766 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
15767 operand2 -128 override length_immediate attribute to 1.
15768 * config/i386/predicates.md (constm128_operand): New predicate.
15770 * config/i386/i386.c (memory_address_length): Handle %r12
15771 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
15773 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
15774 mode look through optional ZERO_EXTEND and SUBREG.
15775 * config/i386/i386.md (R12_REG): New define_constant.
15776 (prefix_data16): For sse unit set also for MODE_TI insns.
15777 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
15778 insns set if operand 1 is ext_QIreg_operand.
15779 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
15780 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
15782 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
15783 mode from MODE_DI to MODE_SI.
15784 (movdi_1_rex64): Override modrm and length_immediate attributes
15785 only for movabs (TYPE_IMOV, alternative 2).
15786 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
15787 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
15788 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
15789 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
15790 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
15791 prefix_rex attribute if DImode.
15792 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
15793 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
15794 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
15795 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
15796 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
15797 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
15798 Likewise. For TYPE_IMOV clear length_immediate attribute.
15799 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
15800 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
15801 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
15802 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
15803 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
15804 or one operand TYPE_ISHIFT.
15805 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
15806 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
15807 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
15808 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
15809 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
15810 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
15811 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
15812 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
15813 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
15814 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
15815 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
15816 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
15817 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
15818 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
15819 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
15820 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
15821 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
15822 set mode attribute, don't override length attribute.
15823 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
15825 (return_internal_long): Set length attribute to 2 instead of 1.
15826 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
15827 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
15828 prefix_rex attribute.
15829 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
15831 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
15833 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15835 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
15837 2009-05-20 Ian Lance Taylor <iant@google.com>
15839 * tree.c (build_tree_list_vec_stat): New function.
15840 (ctor_to_vec): New function.
15841 (build_nt_call_vec): New function.
15842 (build_call_array): Change args to be a const pointer.
15843 (build_call_vec): New function.
15844 * tree.h (build_nt_call_vec): Declare.
15845 (build_tree_list_vec_stat): Declare.
15846 (build_tree_list_vec): Define.
15847 (build_call_array): Update declaration.
15848 (build_call_vec): Declare.
15849 (ctor_to_vec): Declare.
15850 * c-common.c (tree_vector_cache): New static variable.
15851 (make_tree_vector): New function.
15852 (release_tree_vector): New function.
15853 (make_tree_vector_single): New function.
15854 (make_tree_vector_copy): New function.
15855 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
15856 (make_tree_vector_single, make_tree_vector_copy): Declare.
15857 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
15858 (c_parser_expr_list): Don't manage cache here, instead call
15860 (c_parser_release_expr_list): Remove static function.
15861 (c_parser_vec_to_tree_list): Remove static function.
15862 (c_parser_attributes): Call build_tree_list_vec instead of
15863 c_parser_vec_to_tree_list. Call release_tree_vector instead of
15864 c_parser_release_expr_list.
15865 (c_parser_postfix_expression_after_primary): Likewise.
15866 (c_parser_objc_keywordexpr): Likewise.
15868 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
15870 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
15871 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
15872 TARGET_CONVERT_TO_TYPE.
15873 * hooks.c (hook_tree_const_tree_null): Define.
15874 * hooks.h (hook_tree_const_tree_null): Declare.
15875 * target.h (struct gcc_target): Add invalid_parameter_type,
15876 invalid_return_type, promoted_type, and convert_to_type fields.
15877 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
15878 (TARGET_INVALID_RETURN_TYPE): Define.
15879 (TARGET_PROMOTED_TYPE): Define.
15880 (TARGET_CONVERT_TO_TYPE): Define.
15881 (TARGET_INITIALIZER): Update for new fields.
15882 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
15883 (grokparms): Check targetm.invalid_parameter_type.
15884 * c-typeck.c (default_conversion): Check targetm.promoted_type.
15885 * c-convert.c (convert): Check targetm.convert_to_type.
15887 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
15889 * config/mips/mips.md (*extenddi_truncate<mode>,
15890 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
15892 (*extendhi_truncateqi): New define_insn_and_sptit.
15894 2009-05-20 Jakub Jelinek <jakub@redhat.com>
15896 PR middle-end/40204
15897 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
15898 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
15900 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
15902 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
15903 the operand of VIEW_CONVERT_EXPR.
15905 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
15907 * config/i386/driver-i386.c (host_detect_local_cpu): Check
15908 extended family and model for Intel processors. Support Intel Atom.
15910 2009-05-20 Olivier Hainque <hainque@adacore.com>
15912 * gstab.h (stab_code_type): Define, to be used instead of the
15913 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
15915 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
15916 occurrences by stab_code_type.
15917 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
15919 2009-05-20 Martin Jambor <mjambor@suse.cz>
15921 * tree-flow.h (insert_edge_copies_seq): Undeclare.
15922 (sra_insert_before): Likewise.
15923 (sra_insert_after): Likewise.
15924 (sra_init_cache): Likewise.
15925 (sra_type_can_be_decomposed_p): Likewise.
15926 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
15927 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
15928 (sra_insert_before): Likewise.
15929 (sra_insert_after): Likewise.
15930 (sra_init_cache): Likewise.
15931 (insert_edge_copies_seq): Made static and moved upwards.
15933 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
15936 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
15938 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
15939 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
15942 2009-05-20 Richard Guenther <rguenther@suse.de>
15944 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
15945 with mismatched comparison modes.
15947 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15949 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
15950 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
15951 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
15952 with shifts for Thumb2.
15953 (orsi_notsi): New for orn.
15954 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
15955 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
15956 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
15957 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
15958 Don't invert remainder for IOR.
15960 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
15962 PR tree-optimization/40087
15963 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
15964 number_of_iterations_ne): Rename never_infinite argument.
15965 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
15966 number_of_iterations_le): Handle pointer-type ivs when
15967 exit_must_be_taken is false.
15968 (number_of_iterations_cond): Do not always assume that
15969 exit_must_be_taken if the control variable is a pointer.
15971 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
15973 * c-typeck.c (build_binary_op): Allow % on integal vectors.
15974 * doc/extend.texi (Vector Extension): Document that % is allowed too.
15976 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
15978 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
15979 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
15981 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
15984 * c.opt (Wlogical-op): Disabled by default.
15985 * c-opt (c_common_post_options): Do not enable Wlogical-op with
15987 * doc/invoke.texi (Wlogical-op): Likewise.
15989 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
15991 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
15993 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
15994 Propagate the type of the first operand.
15995 <ASSERT_EXPR>: Simplify.
15996 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
15997 Rewrite using the RHS code as discriminant.
15998 <NOP_EXPR>: Turn into CASE_CONVERT.
15999 <PLUS_EXPR>: Propagate the type of the first operand.
16001 2009-05-19 Steve Ellcey <sje@cup.hp.com>
16003 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
16004 (ia64_dconst_0_375): New.
16005 * config/ia64/ia64.c (ia64_override_options): Remove
16006 -minline-sqrt-min-latency warning.
16007 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
16008 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
16009 * config/ia64/ia64.md (*sqrt_approx): Remove.
16010 (sqrtsf2): Remove #if 0.
16011 (sqrtsf2_internal_thr): Rewrite and move to div.md.
16012 (sqrtdf): Remove assert.
16013 (sqrtdf2_internal_thr): Rewrite and move to div.md.
16014 (sqrtxf2): Remove #if 0.
16015 (sqrtxf2_internal_thr): Rewrite and move to div.md.
16016 * div.md (sqrt_approx_rf): New.
16017 (sqrtsf2_internal_thr): New implementation.
16018 (sqrtsf2_internal_lat): New.
16019 (sqrtdf2_internal_thr: New implementation.
16020 (sqrtxf2_internal): New implementation.
16022 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
16023 Hans-Peter Nilsson <hp@axis.com>
16025 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
16026 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
16027 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
16028 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
16029 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
16030 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
16031 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
16032 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
16033 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
16034 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
16035 * c-common.c: ...from here.
16037 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16039 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
16041 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16043 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
16045 2009-05-19 Ben Elliston <bje@au.ibm.com>
16047 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
16048 assignments with memcpy calls.
16049 (add_fdes): Likewise.
16050 (binary_search_unencoded_fdes): Likewise.
16051 (linear_search_fdes): Eliminate type puns.
16053 2009-05-19 Richard Guenther <rguenther@suse.de>
16055 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
16056 not falsely claim to have propagated into all uses.
16058 2009-05-19 Ben Elliston <bje@au.ibm.com>
16060 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
16063 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16065 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
16066 * config/sh/sh.c (sh_legitimate_address_p): Make static.
16067 (TARGET_LEGITIMATE_ADDRESS_P): New.
16068 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16069 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
16071 2009-05-18 Dodji Seketeli <dodji@redhat.com>
16074 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
16075 child of the containing namespace's DIE.
16077 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
16079 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
16080 *zero_extendhi_truncqi): Move after the zero_extend patterns.
16081 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
16084 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
16087 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
16088 gen_align with gen_pad.
16089 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
16090 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
16092 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
16093 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
16095 * config/i386/i386.md (align): Renamed to ...
16096 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
16097 ASM_OUTPUT_MAX_SKIP_PAD.
16099 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
16101 * config.gcc: Fix variable syntax.
16104 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
16105 before calling exact_log2.
16106 (output_iorsi3): Likewise.
16107 (output_xorsi3): Likewise.
16109 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16111 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
16112 for the none zero constant operand except for EQ and NE
16113 comprisons even when the first operand is R0.
16115 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
16117 * config/s390/2064.md: Remove trailing whitespaces.
16118 * config/s390/2084.md: Likewise.
16119 * config/s390/constraints.md: Likewise.
16120 * config/s390/fixdfdi.h: Likewise.
16121 * config/s390/libgcc-glibc.ver: Likewise.
16122 * config/s390/s390-modes.def: Likewise.
16123 * config/s390/s390-protos.h: Likewise.
16124 * config/s390/s390.c: Likewise.
16125 * config/s390/s390.h: Likewise.
16126 * config/s390/s390.md: Likewise.
16127 * config/s390/tpf-unwind.h: Likewise.
16129 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16131 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
16133 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16136 * configure.ac (m68k-*-*): Check if binutils support TLS.
16137 * configure: Regenerate.
16138 * config/m68k/predicates.md (symbolic_operand): Extend comment.
16139 * config/m68k/constraints.md (Cu): New constraint.
16140 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
16141 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
16142 (movsi): Handle TLS symbols.
16143 (addsi3_5200): Handle XTLS symbols, indent.
16144 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
16145 (m68k_tls_reference_p): Declare.
16146 (m68k_legitimize_address): Declare.
16147 (m68k_unwrap_symbol): Declare.
16148 * config/m68k/m68k.opt (mxtls): New option.
16149 * config/m68k/m68k.c (ggc.h): Include.
16150 (m68k_output_dwarf_dtprel): Implement hook.
16151 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
16152 (m68k_expand_prologue): Load GOT pointer when function needs it.
16153 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
16154 (m68k_legitimate_constant_address_p): Same.
16155 (m68k_decompose_address): Handle TLS references.
16156 (m68k_get_gp): New static function.
16157 (enum m68k_reloc): New contants.
16158 (TLS_RELOC_P): New macro.
16159 (m68k_wrap_symbol): New static function.
16160 (m68k_unwrap_symbol): New function.
16161 (m68k_final_prescan_insn_1): New static function.
16162 (m68k_final_prescan_insn): New function.
16163 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
16165 (legitimize_pic_address): Handle TLS references..
16166 (m68k_tls_get_addr, m68k_get_tls_get_addr)
16167 (m68k_libcall_value_in_a0_p)
16168 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
16169 (m68k_call_m68k_read_tp): Helper variables and functions for ...
16170 (m68k_legitimize_tls_address): Handle TLS references.
16171 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
16173 (m68k_legitimize_address): Handle TLS symbols.
16174 (m68k_get_reloc_decoration): New static function.
16175 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
16177 (m68k_output_dwarf_dtprel): Implement hook.
16178 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
16179 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
16180 m68k_call_* routines.
16181 (sched_attr_op_type): Handle TLS symbols.
16182 (gt-m68k.h): Include.
16183 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
16184 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
16186 2009-05-18 Martin Jambor <mjambor@suse.cz>
16188 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
16189 (visit_store_addr_for_mod_analysis): New function.
16190 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
16191 (determine_cst_member_ptr): Use gimple_assign_single_p.
16192 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
16193 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
16194 operands. Don't check number of operands of a NOP_EXPR.
16196 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
16198 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
16200 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
16203 * c-common.c (warn_logical_operator): Don't warn if one of
16204 expression isn't always true or false.
16206 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
16208 * config/i386/biarch32.h: New file.
16209 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
16211 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
16213 * config/mips/mips.md (*zero_extend<mode>_trunchi,
16214 *zero_extend<mode>_truncqi): Merge these into ...
16215 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
16216 Name the pattern following this as *zero_extendhi_truncqi.
16218 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
16220 PR middle-end/39301
16221 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
16222 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
16223 (output_info): Make field HOST_WIDEST_INT.
16224 (print_statistics): Use HOST_WIDEST_INT_PRINT.
16225 (dump_bitmat_statistics): Same.
16227 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
16229 * config.gcc (use_gcc_stdint): Set to wrap.
16230 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
16231 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
16232 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16233 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16234 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16235 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16236 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16237 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16239 2009-05-16 Joseph Myers <joseph@codesourcery.com>
16241 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
16243 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
16244 Move definitions earlier.
16245 (OPT_ARCH64, OPT_ARCH32): Define.
16246 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
16249 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
16252 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
16255 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
16257 * arm.md (movdi2): Copy non-reg values to DImode registers.
16259 2009-05-16 Jakub Jelinek <jakub@redhat.com>
16262 * final.c (label_to_max_skip): New function.
16263 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
16264 CODE_LABEL_NUMBER <= max_labelno.
16265 * output.h (label_to_max_skip): New prototype.
16266 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
16267 (ix86_avoid_jump_mispredicts): ... this. Don't define if
16268 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
16269 Handle CODE_LABELs with >= 16 byte alignment or with
16270 max_skip == (1 << align) - 1.
16271 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
16272 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
16275 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
16276 .p2align 3 if MAX_SKIP is smaller than 7.
16277 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
16279 2009-05-15 Ian Lance Taylor <iant@google.com>
16281 * alias.c (struct alias_set_entry_d): Rename from struct
16282 alias_set_entry. Change all uses.
16283 * except.c (struct call_site_record_d): Rename from struct
16284 call_site_record. Change all uses.
16285 * except.h (struct eh_region_d): Rename from struct eh_region.
16287 * gcse.c (struct hash_table_d): Rename from struct hash_table.
16289 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
16290 ivtype_map_elt. Change all uses.
16291 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
16293 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
16294 * graphite.h (struct name_tree_d): Rename from struct name_tree.
16296 (struct sese_d): Rename from struct sese. Change all uses.
16297 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
16298 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
16299 * optabs.h (struct optab_d): Rename from struct optab. Change all
16301 (struct convert_optab_d): Rename from struct convert_optab.
16303 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
16304 ipa_opt_pass. Change all uses.
16305 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
16308 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
16309 defined as a typedef.
16310 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
16313 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
16316 * fold-const.c (make_range,build_range_check,merge_ranges): Move
16318 (merge_ranges): Returns bool.
16319 * tree.h (make_range): .. to here.
16320 (build_range_check): Likewise.
16321 (merge_ranges): Likewise. Renamed from merge_ranges.
16322 * c-typeck.c (parser_build_binary_op): Update calls to
16323 warn_logical_operator.
16324 * c-common.c (warn_logical_operator): Add new warning.
16325 * c-common.h (warn_logical_operator): Update declaration.
16327 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
16329 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
16331 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16333 * doc/install.texi: Document MPC requirements, flags etc.
16335 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
16336 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
16337 Evaluate constant arguments.
16338 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
16339 (fold_builtin_1): Likewise, also evaluate constant arguments.
16340 Remove superfluous break.
16341 (do_mpc_ckconv): New.
16342 * real.h: Include mpc.h.
16343 * toplev.c (print_version): Output MPC version info if available.
16345 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16347 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
16349 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
16351 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
16354 2009-05-15 Jan Hubicka <jh@suse.cz>
16356 * doc/invoke.texi (max-early-inliner-iterations): New flag.
16357 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
16358 (try_inline): Fix return value.
16359 (cgraph_decide_inlining_incrementally): Honor new value.
16360 (cgraph_early_inlining): Handle indirect inlining.
16361 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
16363 2009-05-15 Jan Hubicka <jh@suse.cz>
16365 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
16366 * cgraphunit.c (cgraph_finalize_function): Set it.
16367 (cgraph_expand_function): Use it.
16369 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16371 * real.c (encode_ieee_half): Define.
16372 (decode_ieee_half): Define.
16373 (ieee_half_format): Define.
16374 (arm_half_format): Define.
16375 * real.h (ieee_half_format): Declare.
16376 (arm_half_format): Declare.
16378 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16380 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
16381 swapped, and reversed optabs exist before trying to use them.
16383 2009-05-15 Paul Brook <paul@codesourcery.com>
16384 Sandra Loosemore <sandra@codesourcery.com>
16386 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
16387 loads. Allow PRE_DEC.
16388 (output_move_neon): Handle PRE_DEC.
16389 (arm_print_operand): Add 'A' for neon structure loads.
16390 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
16391 * config/arm/neon.md (neon_mov): Update comment.
16392 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
16394 (Um): New constraint.
16396 2009-05-15 Jan Hubicka <jh@suse.cz>
16398 Revert the following patch until testsuite fallout is fixed:
16399 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
16400 * cgraph.h (struct inline_summary): New filed self_wize,
16401 size_inlining_benefit, self_time and time_inlining_benefit.
16402 (struct cgraph_global_info): Replace insns by time ans size fields.
16403 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
16404 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
16405 (ipcp_update_callgraph): Do not touch function bodies.
16406 * ipa-inline.c: Include except.h
16407 (MAX_TIME): New constant.
16408 (overall_insns): Remove
16409 (overall_size, max_benefit): New static variables.
16410 (cgraph_estimate_time_after_inlining): New function.
16411 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
16412 (cgraph_clone_inlined_nodes): Update size.
16413 (cgraph_mark_inline_edge): Update size.
16414 (cgraph_estimate_growth): Use size info.
16415 (cgraph_check_inline_limits): Check size.
16416 (cgraph_default_inline_p): Likewise.
16417 (cgraph_edge_badness): Compute badness based on benefit and size cost.
16418 (cgraph_decide_recursive_inlining): Check size.
16419 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
16421 (cgraph_decide_inlining): Likewise.
16422 (cgraph_decide_inlining_incrementally): Likewise; honor
16423 PARAM_EARLY_INLINING_INSNS.
16424 (likely_eliminated_by_inlining_p): New predicate.
16425 (estimate_function_body_sizes): New function.
16426 (compute_inline_parameters): Use it.
16427 * except.c (must_not_throw_labels): New function.
16428 * except.h (must_not_throw_labels): Declare.
16429 * tree-inline.c (init_inline_once): Kill inlining_weigths
16430 * tree-ssa-structalias.c: Avoid uninitialized warning.
16431 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
16432 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
16433 (PARAM_INLINE_CALL_COST): Remove.
16434 (PARAM_EARLY_INLINING_INSNS): New.
16436 2009-05-15 Richard Guenther <rguenther@suse.de>
16438 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
16439 not TODO_update_ssa.
16441 2009-05-15 Richard Guenther <rguenther@suse.de>
16443 PR tree-optimization/39999
16444 * gimple.h (gimple_expr_type): Use the expression type looking
16445 through useless conversions.
16446 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
16447 (vn_nary_op_insert_stmt): Likewise.
16448 (simplify_binary_expression): Likewise.
16450 2009-05-15 Richard Guenther <rguenther@suse.de>
16452 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
16453 New options, enabled by default.
16454 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
16456 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
16457 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
16458 * tree-ssa-structalias.c (gate_tree_pta): New function.
16459 (pass_build_alias): Use it.
16461 2009-05-15 Joseph Myers <joseph@codesourcery.com>
16463 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
16464 recurse on an invariant address if a conversion from a pointer
16465 type to a wider integer type is involved.
16467 2009-05-15 Jan Hubicka <jh@suse.cz>
16469 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
16470 * cgraph.h (struct inline_summary): New filed self_wize,
16471 size_inlining_benefit, self_time and time_inlining_benefit.
16472 (struct cgraph_global_info): Replace insns by time ans size fields.
16473 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
16474 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
16475 (ipcp_update_callgraph): Do not touch function bodies.
16476 * ipa-inline.c: Include except.h
16477 (MAX_TIME): New constant.
16478 (overall_insns): Remove
16479 (overall_size, max_benefit): New static variables.
16480 (cgraph_estimate_time_after_inlining): New function.
16481 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
16482 (cgraph_clone_inlined_nodes): Update size.
16483 (cgraph_mark_inline_edge): Update size.
16484 (cgraph_estimate_growth): Use size info.
16485 (cgraph_check_inline_limits): Check size.
16486 (cgraph_default_inline_p): Likewise.
16487 (cgraph_edge_badness): Compute badness based on benefit and size cost.
16488 (cgraph_decide_recursive_inlining): Check size.
16489 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
16491 (cgraph_decide_inlining): Likewise.
16492 (cgraph_decide_inlining_incrementally): Likewise; honor
16493 PARAM_EARLY_INLINING_INSNS.
16494 (likely_eliminated_by_inlining_p): New predicate.
16495 (estimate_function_body_sizes): New function.
16496 (compute_inline_parameters): Use it.
16497 * except.c (must_not_throw_labels): New function.
16498 * except.h (must_not_throw_labels): Declare.
16499 * tree-inline.c (init_inline_once): Kill inlining_weigths
16500 * tree-ssa-structalias.c: Avoid uninitialized warning.
16501 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
16502 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
16503 (PARAM_INLINE_CALL_COST): Remove.
16504 (PARAM_EARLY_INLINING_INSNS): New.
16505 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
16506 (inline-call-cost): Remove.
16507 (early-inlining-insns): New.
16509 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
16511 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
16513 (print_int_cst_bounds_in_octal_p): Likewise.
16514 (dbxout_type): Adjust calls to above functions. Be prepared to deal
16516 * dwarf2out.c (base_type_die): Likewise.
16517 (is_subrange_type): Delete.
16518 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
16519 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
16520 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
16521 if the destination type is boolean.
16522 (build_range_check): Do not special-case subtypes.
16523 (fold_sign_changed_comparison): Likewise.
16524 (fold_unary): Likewise.
16525 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
16526 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
16527 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
16528 * tree.c (subrange_type_for_debug_p): New predicate based on the
16529 former is_subrange_type.
16530 * tree.h (subrange_type_for_debug_p): Declare.
16531 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
16532 (convert_affine_scev): Remove call to above function.
16533 (chrec_convert_aggressive): Likewise.
16534 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
16535 false for conversions involving subtypes.
16536 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
16537 (vrp_val_min): Likewise.
16538 (needs_overflow_infinity): Likewise.
16539 (extract_range_from_unary_expr): Likewise.
16541 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
16543 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
16544 * config/frv/frv.c: Likewise.
16545 * config/s390/s390.c: Likewise.
16546 * config/sparc/sparc.h: Likewise.
16547 * config/i386/i386.h: Likewise.
16548 * config/i386/i386.c: Likewise.
16549 * config/crx/crx.c: Likewise.
16550 * config/m68hc11/m68hc11.h: Likewise.
16551 * config/iq2000/iq2000.c: Likewise.
16552 * config/mn10300/mn10300.h: Likewise.
16553 * config/mn10300/mn10300.c: Likewise.
16554 * config/m68k/m68k.c: Likewise.
16555 * config/rs6000/rs6000.c: Likewise.
16556 * config/rs6000/xcoff.h: Likewise.
16557 * config/rs6000/linux64.h: Likewise.
16558 * config/rs6000/sysv4.h: Likewise.
16559 * config/score/score3.c: Likewise.
16560 * config/score/score7.c: Likewise.
16561 * config/score/score.c: Likewise.
16562 * config/arm/arm.md: Likewise.
16563 * config/mips/mips.c: Likewise.
16564 * config/mips/mips.md: Likewise.
16565 * config/bfin/bfin.h: Likewise.
16566 * config/pa/pa.c: Likewise.
16567 * config/pa/constraints.md: Likewise.
16569 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
16570 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
16571 * config/pdp11/pdp11.h: Use memory_address_p instead.
16573 2009-05-14 Ian Lance Taylor <iant@google.com>
16575 * passes.c (finish_optimization_passes): Change i to int.
16576 * plugin.c (plugins_active_p): Change event to int.
16577 (dump_active_plugins): Likewise.
16578 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
16580 * tree.c (tree_range_check_failed): Change c to unsigned int.
16581 (omp_clause_range_check_failed): Likewise.
16582 (build_common_builtin_nodes): Change mode to int. Add cast.
16583 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
16584 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
16586 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
16587 ++ or -- with a variable of enum type.
16589 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16592 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
16594 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16596 * store-motion.c: Do not include params.h
16597 * Makefile.in: Fix dependencies for various files.
16599 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16601 * auto-inc-dec.c: Fix pass description, remove apparent
16602 accidental duplication.
16604 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
16606 PR middle-end/40147
16607 * ipa-utils.h (memory_identifier_string): Moved to ...
16608 * tree.h (memory_identifier_string): Here. Add GTY(()).
16610 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
16612 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
16613 in the former documentation of...
16614 (GO_IF_LEGITIMATE_ADDRESS): ... this.
16615 * ira-conflicts.c (get_dup_num): Use address_operand.
16616 * targhooks.c (default_legitimate_address_p): New.
16617 * targhooks.h (default_legitimate_address_p): New.
16618 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
16620 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
16621 * target.h (struct target): Add legitimate_address_p.
16622 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
16623 (TARGET_INITIALIZER): Include it.
16625 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16626 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
16627 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
16628 (TARGET_LEGITIMATE_ADDRESS_P): New.
16630 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16631 (REG_OK_STRICT_P): Delete.
16632 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
16633 (frv_legitimate_address_p_1): ... this.
16634 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
16635 (frv_legitimate_address_p_1): ... the renamed old
16636 frv_legitimate_address_p.
16637 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
16638 (TARGET_LEGITIMATE_ADDRESS_P): New.
16640 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16641 * config/s390/s390-protos.h (legitimate_address_p): Remove.
16642 * config/s390/s390.c (legitimate_address_p): Rename to...
16643 (s390_legitimate_address_p): ... this, make static.
16644 (legitimize_address): Adjust call.
16645 (TARGET_LEGITIMATE_ADDRESS_P): New.
16646 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
16648 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16649 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
16650 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
16651 (TARGET_LEGITIMATE_ADDRESS_P): New.
16653 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16654 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
16655 * config/spu/spu.c (spu_legitimate_address): Rename to...
16656 (spu_legitimate_address_p): ... this, make static.
16657 (TARGET_LEGITIMATE_ADDRESS_P): New.
16659 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16660 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
16661 * config/sparc/sparc.c (legitimate_address_p): Rename to...
16662 (sparc_legitimate_address_p): ... this, make static and return bool.
16663 (legitimize_address): Adjust call.
16664 (TARGET_LEGITIMATE_ADDRESS_P): New.
16666 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16667 * config/i386/i386-protos.h (legitimate_address_p): Remove.
16668 * config/i386/i386.c (legitimate_address_p): Rename to...
16669 (ix86_legitimate_address_p): ... this, make static.
16670 (constant_address_p): Move after it, adjust call.
16671 (TARGET_LEGITIMATE_ADDRESS_P): New.
16673 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16674 * config/avr/avr-protos.h (legitimate_address_p): Remove.
16675 * config/avr/avr.c (legitimate_address_p): Rename to...
16676 (avr_legitimate_address_p): ... this, make static.
16677 (legitimize_address): Adjust call.
16678 (TARGET_LEGITIMATE_ADDRESS_P): New.
16680 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16681 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
16682 * config/crx/crx.c (crx_legitimate_address_p): Make static.
16683 (TARGET_LEGITIMATE_ADDRESS_P): New.
16685 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16686 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
16687 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
16688 (TARGET_LEGITIMATE_ADDRESS_P): New.
16690 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16691 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
16693 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
16695 (TARGET_LEGITIMATE_ADDRESS_P): New.
16697 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16698 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
16700 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
16702 (m68hc11_legitimate_address_p): ... this, make static.
16703 (go_if_legitimate_address_internal): Rename to...
16704 (m68hc11_legitimate_address_p_1): ... this.
16705 (legitimize_address): Adjust call.
16706 (TARGET_LEGITIMATE_ADDRESS_P): New.
16708 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16709 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
16710 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
16711 (TARGET_LEGITIMATE_ADDRESS_P): New.
16713 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16714 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
16715 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
16716 (mn10300_legitimate_address_p): ... this, make static.
16717 (TARGET_LEGITIMATE_ADDRESS_P): New.
16719 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16720 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
16721 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
16722 (TARGET_LEGITIMATE_ADDRESS_P): New.
16724 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16725 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
16726 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
16727 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16728 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
16729 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
16730 (rs6000_legitimate_address_p): ... this, make static.
16731 (TARGET_LEGITIMATE_ADDRESS_P): New.
16732 (REG_MODE_OK_FOR_BASE_P): Delete.
16733 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
16735 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16736 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
16738 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
16739 static, adjust types.
16740 (TARGET_LEGITIMATE_ADDRESS_P): New.
16742 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16743 * config/score/score.c (score_address_p): Rename to...
16744 (score_legitimate_address_p): ... this.
16745 (TARGET_LEGITIMATE_ADDRESS_P): New.
16746 * config/score/score3.c (score3_address_p): Rename to...
16747 (score3_legitimate_address_p): ... this.
16748 * config/score/score7.c (score7_address_p): Rename to...
16749 (score7_legitimate_address_p): ... this.
16751 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
16752 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
16753 GO_IF_LEGITIMATE_ADDRESS): Delete.
16754 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
16755 thumb2_legitimate_address_p): Delete.
16756 (arm_legitimate_address_p): Rename to...
16757 (arm_legitimate_address_outer_p): ... this.
16758 * config/arm/constraints.md ("Uq"): Adjust call.
16759 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
16760 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
16762 (arm_legitimate_address_outer_p): ... this.
16763 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
16765 (TARGET_LEGITIMATE_ADDRESS_P): New.
16767 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16768 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
16769 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
16770 (TARGET_LEGITIMATE_ADDRESS_P): New.
16772 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16773 * config/vax/vax-protos.h (legitimate_address_p): Remove.
16774 * config/vax/vax.c (legitimate_address_p): Rename to...
16775 (vax_legitimate_address_p): ... this, make static.
16776 (TARGET_LEGITIMATE_ADDRESS_P): New.
16778 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16779 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
16780 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
16781 (TARGET_LEGITIMATE_ADDRESS_P): New.
16783 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16784 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
16785 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
16786 (mmix_legitimate_address_p): ... this, make static.
16787 (TARGET_LEGITIMATE_ADDRESS_P): New.
16789 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16790 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
16791 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
16792 (TARGET_LEGITIMATE_ADDRESS_P): New.
16794 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
16796 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
16797 of MODE_COMPLEX_INT.
16799 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
16801 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
16802 LCT_NORMAL in function call.
16803 * mips-tdump.c (print_file_desc): Add cast to enum type.
16804 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
16805 (mark_stabs): Add casts to enum types.
16806 (parse_stabs_common): Add casts to enum types.
16808 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
16810 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
16811 Check for invalid values of LETTER.
16813 2009-05-13 Taras Glek <tglek@mozilla.com>
16815 * attribs.c (register_attribute): moved out attribute registration
16816 into register_attribute.
16817 * doc/plugins.texi: Documented register_attribute and
16819 * gcc-plugin.h: Added forward decl for register_attribute.
16820 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
16821 * plugin.c (register_callback, invoke_plugin_callbacks): Added
16822 PLUGIN_ATTRIBUTES boilerplate.
16824 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
16826 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
16827 values even in sentinel and empty entries.
16828 (ms_printf_flag_specs): Likewise.
16829 (ms_scanf_flag_specs): Likewise.
16830 (ms_strftime_flag_specs): Likewise.
16831 (ms_print_char_table): Likewise.
16832 (ms_scan_char_table): Likewise.
16833 (ms_time_char_table): Likewise.
16835 2009-05-13 Doug Kwan <dougkwan@google.com>
16837 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
16839 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
16841 * config/mips/mips.md (store): Add attributes for QI and HI.
16843 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
16844 (truncdi<mode>2): ... this new pattern.
16846 2009-05-13 Brad Hards <bradh@kde.org>
16848 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
16850 2009-05-14 Jakub Jelinek <jakub@redhat.com>
16851 Ben Elliston <bje@au.ibm.com>
16853 PR middle-end/40035
16854 * dse.c (check_mem_read_rtx): Guard against width == -1.
16856 2009-05-13 Michael Matz <matz@suse.de>
16858 PR middle-end/39976
16859 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
16860 (trivially_conflicts_p): New function.
16861 (insert_backedge_copies): Use it.
16863 2009-05-13 Janis Johnson <janis187@us.ibm.com>
16865 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
16866 (handle_stdc_pragma): Use new enum constant names.
16867 (handle_pragma_float_const_decimal64): Ditto.
16869 2009-05-13 Ian Lance Taylor <iant@google.com>
16871 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
16874 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
16876 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
16877 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
16879 * config/m68k/m68k.h (FL_UCLINUX): Define.
16881 2009-05-13 Jan Hubicka <jh@suse.cz>
16883 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
16885 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
16887 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
16888 unless -fschedule-insns is specified.
16890 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
16893 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
16894 TARGET_EXPAND_CBRANCHDI4.
16895 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
16896 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
16897 (cmpeqdi): Fix comment.
16899 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
16901 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
16902 (sh_legitimate_address_p): Likewise.
16903 * config/sh/sh.c (sh_legitimate_index_p): New.
16904 (sh_legitimate_address_p): Likewise.
16905 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
16906 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
16907 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
16908 (MAYBE_BASE_REGISTER_RTX_P): New macro.
16909 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
16910 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
16911 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
16912 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
16913 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
16915 2009-05-12 Jan Hubicka <jh@suse.cz>
16917 * tree-inline.c (estimate_operator_cost): Add operands;
16918 when division happens by constant, it is cheap.
16919 (estimate_num_insns): Loads and stores are not having cost of 0;
16920 EH magic stuff is cheap; when computing runtime cost of switch,
16921 use log2 base of amount of its cases; builtin_expect has cost of 0;
16922 compute cost for moving return value of call.
16923 (init_inline_once): Initialize time_based flags.
16924 * tree-inline.h (eni_weights_d): Add time_based flag.
16926 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
16928 * df-core.c: Update head documentation.
16930 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
16933 * rs6000.c (rs6000_generate_compare): Use op1b instead of
16934 shadowing exisiting variable op1.
16936 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
16939 * config/i386/driver-i386.c (processor_signatures): New enum.
16940 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
16941 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
16942 processor signature to detect geode processor.
16944 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
16948 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
16950 * optabs.c (prepare_cmp_insn): Temporarily disable test that
16951 causes spurious differences between trunk and cond-optab branch.
16953 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
16955 * dojump.c (compare_from_rtx): Delete.
16956 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
16957 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
16958 if the comparison does not satisfy the predicate; test predicates for
16959 operands 2 and 3 of a cstore pattern. Don't try cstore optab
16960 further if one existing pattern fails.
16961 * expr.h (compare_from_rtx): Delete.
16962 (prepare_operand): Declare it.
16963 * optabs.c: Change "lib call" to "libcall" throughout.
16964 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
16965 HAVE_conditional_trap, emit_cmp_insn): Delete.
16966 (can_compare_p): Delete cmp_optab case.
16967 (prepare_float_lib_cmp): Return an rtx and a machine mode.
16968 Accept other parameters by value.
16969 (prepare_operand): Make non-static.
16970 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
16971 other parameters by value. Try to widen operands here based on
16972 an optab_methods argument and looking at cbranch_optab.
16973 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
16974 loop. Use cbranch_optab directly.
16975 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
16976 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
16978 (emit_conditional_move, emit_conditional_add): Inline what's needed
16979 of compare_from_rtx, using new prepare_cmp_insn for the rest.
16980 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
16981 with COMPARE. Move cmov_optab and cstore_optab above
16982 with cbranch_optab, move cmp_optab down with ucmp_optab,
16983 remove tst_otpab. Do not initialize trap_rtx.
16984 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
16985 for trap code. Do not check HAVE_conditional_trap. Use
16986 prepare_cmp_insn. Accept no predicate for operand 3.
16987 * optabs.h (OTI_cmp): Mark as used only for libcalls.
16988 (OTI_ctrap, ctrap_optab): New.
16989 (tst_optab): Delete.
16990 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
16991 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
16992 with lookup of ctrap_optab.
16993 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
16995 (ctrap_optab): New.
16997 * combine.c (combine_simplify_rtx, simplify_set): Do not
16998 special case comparing against zero for cc0 machines.
16999 * simplify-rtx.c (simplify_binary_operation_1): Never remove
17000 COMPARE on cc0 machines.
17001 (simplify_relational_operation): Return a new expression when
17002 a COMPARE could be removed.
17003 * final.c (final_scan_insn): Compare cc_status values
17004 against LHS of a (compare FOO (const_int 0)) cc0 source.
17005 Also check if cc_status.value is the full compare.
17007 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
17008 (cstoreMM4): Document.
17009 (conditional_trap): Document ctrapMM4 instead.
17010 (sync_compare_and_swapMM): Refer to cbranchcc4.
17011 (Dependent Patterns): Eliminate obsolete information referring to
17012 the old jump optimization phase.
17013 (Canonicalization): Include cbranchcc4 case, omit canonicalization
17014 of compares with 0 on cc0 machines.
17015 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
17016 avoiding references to cc0. Remove text about storing operands
17018 * doc/tm.texi (Condition Codes): Include blurb on different
17019 condition code representations, separate into subsections for
17020 CC0, MODE_CC and conditional execution.
17022 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
17023 alpha_emit_setcc): Accept operands and a machine mode.
17024 * config/alpha/alpha.c (alpha_emit_conditional_branch):
17025 Get code/op0/op1 from operands, use machine mode argument
17026 instead of alpha_compare.fp_p. Emit the branch here.
17027 (alpha_emit_setcc): Likewise, and return boolean.
17028 (alpha_emit_conditional_move): Likewise. Assert that
17029 cmp_op_mode == cmp_mode, and simplify accordingly.
17030 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
17031 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
17032 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
17034 (stack probe test): Use cbranchdi4.
17035 * config/alpha/predicates.md (alpha_cbranch_operator): New.
17037 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
17038 * config/arc/arc.h (movsicc, movsfcc): Use it.
17039 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
17040 (cbranchsi4, cstoresi4): New.
17041 (cmpsi, bCC and sCC expanders): Remove.
17043 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
17044 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
17045 * config/arm/predicates.md (arm_comparison_operator): Only include
17046 floating-point operators if there is a hardware floating-point unit.
17047 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
17048 deferring to cbranch_cc and cstore_cc respectively.
17049 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
17050 cbranch_cc, cstore_cc): New.
17051 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
17053 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
17055 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
17056 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
17058 (adjust_insn_length): Adjust calls.
17059 (avr_reorg): Handle (compare (foo) (const_int 0)).
17060 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
17061 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
17062 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
17063 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
17065 (cbranchqi4, cbranchhi4, cbranchsi4): New.
17066 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
17068 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
17069 (cbranchsi4, cstorebi4, cstoresi4): New.
17070 (movbisi): This insn is duplicate, split it to zero_extend.
17071 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
17072 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
17073 (bfin_optimize_loop): Use cbranch expander.
17074 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
17075 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
17076 (bfin_bimode_comparison_operator): ... this.
17077 (bfin_direct_comparison_operator): New.
17079 * config/cris/cris.c (cris_normal_notice_update_cc): Look
17080 inside (compare FOO (const_int 0)).
17081 (cris_rtx_costs): Handle ZERO_EXTRACT.
17082 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
17083 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
17084 (*tstdi_v32): Delete.
17085 (*cmpdi_non_v32): Add M alternative for operand 1.
17086 (cmpsi, cmp<mode>): Make private.
17087 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
17089 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
17091 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
17092 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
17093 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
17094 (cc_reg_operand): New.
17095 (any_cond): Delete.
17096 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
17097 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
17098 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
17099 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
17100 crx_expand_scond): Delete.
17102 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
17104 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
17105 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
17107 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
17108 cstoresi4, cstoresf4, cstoredf4): New.
17109 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
17110 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17111 Receive the entire operands array.
17112 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
17113 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
17114 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17115 Get test/op0/op1 from the operands array.
17116 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
17118 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
17119 (h8300_expand_store): New.
17120 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
17122 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
17123 (h8300_expand_store): New.
17124 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
17125 or do not try to produce (set (cc0) REG).
17126 (peepholes): Wrap arguments with COMPARE. Add a peephole to
17127 change a compare into a move to a scratch register. Disable some
17128 peepholes when comparing with zero.
17129 (tstsi, tsthi, tstsi, cmpqi): Make private.
17131 (bCC, sCC): Delete.
17132 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
17135 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
17136 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
17137 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
17138 (ix86_emit_i387_log1p): Use cbranchxf2.
17139 (ix86_expand_setcc): Return void.
17140 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
17141 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
17142 cmp<MODEF>, cmpcc): Remove.
17143 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
17144 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
17145 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
17146 (sCC and bCC expanders): Remove.
17147 (stack_protect_test): Use cbranchcc4.
17149 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
17151 (ia64_expand_compare): Accept three rtx by reference and return void.
17152 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
17153 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
17154 from *expr. Update *expr with the BImode comparison to do.
17155 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
17156 cmptf, bCC, sCC, conditional_trap): Delete.
17157 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
17158 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
17159 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
17160 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
17161 * config/ia64/predicates.md (ia64_cbranch_operator): New.
17163 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
17164 type of last argument.
17165 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
17166 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
17167 use machine mode argument instead of branch_type. Remove dead
17168 code for floating-point comparisons.
17169 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
17170 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
17172 (cbranchsi4, cstoresi4): New.
17173 * config/iq2000/predicates.md (reg_or_const_operand): New.
17175 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
17176 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
17177 (b<code>_op): Rewrite to...
17178 (bcc_op): ... this, using match_operator.
17179 (s<code>_op): Rewrite to...
17180 (scc_op): ... this, using match_operator.
17181 (s<code>_24_op): Rewrite to...
17182 (scc_op_24): ... this, using match_operator.
17183 (s<code>_<mode>): Rewrite to...
17184 (cstore<mode>4): ... this, using match_operator.
17185 (s<code>_<mode>_24): Rewrite to...
17186 (cstore<mode>4_24): ... this, using match_operator.
17187 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
17188 m32c_unpend_compare, m32c_expand_scc): Delete.
17189 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
17190 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
17191 (m32c_expand_movcc): Change NE to EQ if necessary.
17192 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
17194 * config/m32r/m32r-protos.h (gen_cond_store): New.
17195 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
17196 (gen_cond_store): New, from sCC patterns.
17197 (m32r_expand_block_move): Use cbranchsi4.
17198 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
17199 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
17200 (cbranchsi4, cstoresi4): New.
17202 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
17204 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
17205 (m68hc11_notice_update_cc): Look into a compare with 0.
17206 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
17208 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
17209 cmphi, cmpqi, bCC): Delete.
17210 (cbranchsi4, cbranchhi4, cbranchqi4): New.
17211 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
17212 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
17215 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
17216 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
17217 * config/m68k/constraints.md (H): New.
17218 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
17219 the define_insn below.
17220 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
17221 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
17222 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
17223 patterns): Wrap RHS with COMPARE.
17224 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
17225 (*cmpdi_internal): Name this pattern.
17226 (cmpdi): Change to define_insn.
17227 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
17228 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
17229 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
17231 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
17232 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
17233 (conditional_trap): Change to...
17234 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
17235 (*conditional_trap): Use the ordered_comparison_operator and
17236 const1_operand predicates.
17237 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
17238 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
17239 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
17240 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
17242 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
17243 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
17244 (mcore_gen_compare): New.
17245 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
17246 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
17247 (mcore_gen_compare): ... this.
17248 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
17249 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
17250 (stack probe pattern): Use cbranchsi4.
17252 * config/mips/predicates.md (mips_cstore_operator): New.
17253 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
17254 * config/mips/mips.md (any_cond): Delete.
17255 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
17257 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
17258 fixuns_truncsfdi2): Use cbranch patterns.
17259 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
17260 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
17261 Adjust call to mips_expand_conditional_branch.
17262 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
17264 * config/mips/mips-protos.h (mips_expand_conditional_branch,
17265 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
17266 * config/mips/mips.c (cmp_operands): Delete.
17267 (mips_emit_compare): Get comparison operands from *op0/*op1.
17268 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
17269 that it succeeds. Use op0/op1 instead of cmp_operands.
17270 (mips_expand_conditional_branch, mips_expand_conditional_move,
17271 mips_expand_conditional_trap): Likewise.
17272 (mips_block_move_loop): Use cbranch patterns.
17273 * config/mips/mips.h (cmp_operands): Delete.
17275 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
17276 (mmix_gen_compare_reg): Just return a register in the right CC mode.
17277 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
17278 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
17279 (*cmpcc_folded): Rename to...
17280 (*cmpdi_folded): this.
17281 (*cmpcc): Rename to...
17283 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
17286 (cbranchdf4): New. Handle invalid comparisons here.
17287 * config/mmix/predicates.md (float_comparison_operator): New.
17289 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
17290 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
17291 * config/mn10300/mn10300.md (tst): Delete.
17292 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
17293 Name these patterns and wrap RHS in a compare.
17294 (*cmpsi): Make this pattern private. Include tst.
17295 (*cmpsf): Make this pattern private.
17296 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
17297 (compare with zero peepholes): Likewise.
17299 (cbranchsi4, cbranchsf4): New.
17300 (casesi): Use cbranchsi4.
17302 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
17303 hppa_branch_type): Delete.
17304 (return_addr_rtx): Use cbranchsi4.
17305 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
17306 Emit CCFPmode comparison here.
17307 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
17308 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
17309 hppa_branch_type): Delete.
17310 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
17311 (movsicc, movdicc): Remove references to hppa_compare_op0,
17312 hppa_compare_op1 and compare_from_rtx.
17313 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
17314 (casesi): Use cbranchsi4.
17316 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
17317 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
17318 * config/pdp11/pdp11.md (register_or_const0_operand): New.
17319 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
17320 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
17322 (cbranchdf4, cbranchhi4, cbranchqi4): New.
17323 (*branch, *branch_inverted): New.
17325 * config/picochip/picochip.md (cbranchhi4): Use
17326 ordered_comparison_operator.
17327 (cmphi, bCC): Remove.
17329 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
17330 (trap_comparison_operator): Delete.
17331 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
17332 rs6000_emit_cbranch): Accept mode and operands.
17333 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
17334 rs6000_compare_fp_p): Delete.
17335 (rs6000_generate_compare): Accept mode and comparison. Extract code
17336 and op0/op1 from there. Replace references to rs6000_compare_op0
17337 and rs6000_compare_op1.
17338 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
17339 extract result from passed operands.
17340 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
17341 extract loc from passed operands.
17342 (rs6000_emit_cmove): Likewise.
17343 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
17344 rs6000_compare_fp_p): Delete.
17345 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
17346 (cbranch<GPR>4, cbranch<FP>4): New.
17347 (cstore<mode>4): New. Consolidate here all choices about when to use
17348 portable or specialized sCC sequences.
17349 (stack_protect_test): Use cbranchsi4.
17350 (conditional_trap): Replace with ctrap<GPR>4.
17351 (conditional trap insn): Replace trap_comparison_operator with
17352 ordered_comparison_operator.
17354 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
17355 (s390_emit_prologue): Use ctrap.
17356 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
17357 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
17358 New predicates replacing...
17359 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
17360 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
17361 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
17362 (add<mode>cc): Do not use s390_compare_op0/op1.
17363 (s<code>): Change to...
17364 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
17365 (seq): Change to...
17366 (cstorecc4): ... this. Handle EQ or NE equally.
17367 (*sne): Un-privatize for use in cstorecc4.
17368 (b<code>): Change to...
17369 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
17370 (conditional_trap): Replace with...
17371 (ctrap<GPR>4, ctrap<FP>4): ... these.
17372 (stack_protect): Use cbranchcc4.
17374 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
17375 * config/score/score-protos.h (score_gen_cmp): Delete.
17376 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
17377 (score_block_move-loop): Use cbranchsi4.
17378 * config/score/score.md (cbranchsi4): New.
17379 (cmpsi, bCC): Delete.
17380 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
17381 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
17382 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
17383 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
17384 * config/score/score3.h (score3_gen_cmp): Delete.
17385 * config/score/score7.h (score7_gen_cmp): Delete.
17387 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
17388 (sh_emit_scc_to_t): ... this. Return void.
17389 (from_compare): Rename to...
17390 (sh_emit_compare_and_branch): ... this.
17391 (sh_emit_compare_and_set): New.
17392 (sh_expand_t_scc): Accept operands.
17393 * config/sh/predicates.md (sh_float_comparison_operator): New.
17394 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
17395 (prepare_scc_operands): Rename to...
17396 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
17398 (sh_emit_cheap_store_flag): New.
17399 (sh_emit_set_t_insn): New.
17400 (from_compare): Rename to...
17401 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
17402 handling of TARGET_SH2E floating point to avoid recursive call.
17403 Generate branch here.
17404 (sh_emit_compare_and_set): New.
17405 (sh_expand_t_scc): Get op0/op1 from arguments.
17406 (sh_emit_cheap_store_flag): New.
17407 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
17409 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
17410 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
17411 (movsicc, movdicc): Do nothing when it recreated operands from
17412 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
17413 prepare_scc_operands (now sh_emit_scc_to_t).
17414 (udivdi3): Use cstoresi4.
17415 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
17416 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
17417 (cbranchint4_media, cbranchfp4_media): New.
17418 (casesi): Use cbranchdi4.
17419 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
17421 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
17422 (movnegt): Remove second operand.
17423 (cbranchsf4, cbranchdf4): New.
17424 (stack_protect): Use cbranchdi4/cbranchsi4.
17426 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
17427 (gen_compare_reg): Accept comparison, extract part of it to...
17428 (gen_compare_reg_1): ... this.
17429 (gen_compare_operator): Delete.
17430 (gen_v9_scc): Accept separate destination, comparison code and arms.
17431 Do not use sparc_compare_op0/sparc_compare_op1.
17432 (emit_scc_insn, emit_conditional_branch_insn): New.
17433 (emit_v9_brxx): Make static. Remove useless assertion.
17434 (sparc_emit_float_lib_cmp): Return RTL instead of calling
17436 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
17437 * config/sparc/sparc-protos.h (gen_compare_reg,
17438 sparc_emit_float_lib_cmp): Adjust prototype.
17439 (emit_scc_insn, emit_conditional_branch_insn): New.
17440 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
17441 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
17442 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
17443 iterators to the top.
17444 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
17445 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
17446 snedi_special_trunc): Delete.
17447 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
17448 and snedi_special_trunc.
17449 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
17450 cbranchdi4, cbranch<F:mode>4): New.
17451 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
17452 here. Use gen_compare_reg instead of gen_compare_operator.
17453 (conditional_trap): Replace with...
17454 (ctrapsi4, ctrapdi4): ... this.
17455 (stack_protect_test): Use cbranchcc4.
17457 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
17459 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
17460 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
17461 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
17462 from operands[0] or operands[3] depending on is_set.
17463 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
17464 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
17465 cmpdf, bCC), sCC: Remove.
17466 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
17467 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
17469 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
17470 spu_emit_branch_or_set.
17472 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
17474 * config/stormy16/stormy16.h (xstormy16_compare_op0,
17475 xstormy16_compare_op1): Delete.
17476 * config/stormy16/stormy16.c (xstormy16_compare_op0,
17477 xstormy16_compare_op1): Delete.
17478 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
17480 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
17481 (cmphi, cmpsi, bCC): Remove.
17483 * config/v850/v850.md (tstsi, cmpsi): Fold into...
17484 (*cmpsi): ... this one.
17485 (cbranchsi4, cstoresi4): New.
17486 (bCC expanders): Delete.
17487 (sCC insns): Fold into...
17488 (*setcc): ... this one.
17489 (casesi): Do not use gen_cmpsi and gen_bgtu.
17490 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
17491 (movsicc): Simplify.
17492 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
17494 * config/vax/vax-protos.h (cond_name): New.
17495 (vax_output_conditional_branch): Remove.
17496 * config/vax/vax.c (cond_name): New.
17497 (vax_output_conditional_branch): Remove.
17498 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
17499 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
17500 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
17501 (bit<VAXint>): Wrap source with (compare).
17502 (b<code> and following unnamed pattern): Rename to *branch and
17503 *branch_reversed. Change macroization to match_operator.
17504 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
17506 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
17507 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
17508 Change last argument to machine_mode.
17509 (xtensa_expand_scc): Add machine_mode argument.
17510 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
17511 (gen_conditional_move, xtensa_expand_conditional_branch,
17512 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
17513 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
17514 Adjust operand numbers.
17515 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
17517 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
17518 (cmpsi, cmpsf, b<code>, s<code>): Delete.
17519 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
17521 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17523 * optabs.c (prepare_cmp_insn): Temporarily disable test that
17524 causes spurious differences between trunk and cond-optab branch.
17526 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
17529 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
17531 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
17533 * tree.c (iterative_hash_pointer): Delete.
17534 (iterative_hash_expr): Short-circuit handling of NULL pointer.
17535 Hash UIDs and versions of SSA names. Don't special-case built-in
17536 function declarations.
17538 2009-05-11 Ian Lance Taylor <iant@google.com>
17541 * graphite.c: Force -Wc++-compat to only be a warning before
17542 #including "cloog/cloog.h".
17544 2009-05-11 Martin Jambor <mjambor@suse.cz>
17546 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
17548 2009-05-11 Jan Hubicka <jh@suse.cz>
17550 * tree-ssa-loop-ivcanon.c: Include target.h
17551 (struct loop_size): new structure.
17552 (constant_after_peeling): New predicate.
17553 (tree_estimate_loop_size): New function.
17554 (estimated_unrolled_size): Rewrite for new estimates.
17555 (try_unroll_loop_completely): Use new estimates.
17556 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
17558 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
17560 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
17561 libcpp interface change.
17562 (spu_macro_to_expand): Likewise.
17564 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
17566 PR tree-optimization/40026
17567 * gimplify.c (gimplify_init_constructor): Change initial conditional
17568 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
17569 optimize_compound_literals_in_ctor.
17571 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
17573 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
17575 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
17577 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
17579 * tree-vect-data-refs.c (vect_analyze_group_access): Use
17580 HOST_WIDE_INT for gap.
17582 2009-05-11 Ira Rosen <irar@il.ibm.com>
17584 PR tree-optimization/40074
17585 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
17586 account in group size and step comparison.
17588 2009-05-11 Richard Guenther <rguenther@suse.de>
17590 * passes.c (init_optimization_passes): Strip now incorrect comment.
17591 (execute_function_todo): Do not set PROP_alias.
17592 * tree-pass.h (PROP_alias): Remove.
17593 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
17594 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
17595 * tree-nrv.c (pass_return_slot): Likewise.
17596 * tree-object-size.c (pass_object_sizes): Likewise.
17597 * tree-ssa-dom.c (pass_dominator): Likewise.
17598 (pass_phi_only_cprop): Likewise.
17599 * tree-ssa-dse.c (pass_dse): Likewise.
17600 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
17601 (pass_cselim): Likewise.
17602 * tree-ssa-pre.c (pass_pre): Likewise.
17603 (pass_fre): Likewise.
17604 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
17605 * tree-ssa-sink.c (pass_sink_code): Likewise.
17606 * tree-stdarg.c (pass_stdarg): Likewise.
17607 * tree-tailcall.c (pass_tail_calls): Likewise.
17608 * tree-vrp.c (pass_vrp): Likewise.
17610 2009-05-10 Ian Lance Taylor <iant@google.com>
17612 * basic-block.h (enum profile_status): Break out of struct
17613 control_flow_graph.
17614 * cgraph.h (struct inline_summary): Break out of struct
17616 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
17617 of struct cgraph_order_sort.
17618 * combine.c (enum undo_kind): New enum, broken out of struct undo.
17619 * cse.c (struct branch_path): Break out of struct
17620 cse_basic_block_data.
17621 * except.h (enum eh_region_type): Break out of struct eh_region.
17622 * gcc.c (enum add_del): Break out of struct modify_target.
17623 * genrecog.c (enum decision_type): Break out of struct decision_test.
17624 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
17626 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
17627 * regmove.c (enum match_use): New enum, broken out of struct match.
17628 * sched-int.h (enum post_call_group): New enum, broken out of
17630 (struct deps_reg): Break out of struct deps.
17631 * target.h (struct asm_int_op): Break out of struct gcc_target.
17632 * tree-eh.c (struct goto_queue_node): Break out of struct
17634 * tree-inline.h (enum copy_body_cge_which): Break out of
17636 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
17638 * c-decl.c (in_struct, struct_types): New static variables.
17639 (pushtag): Add loc parameter. Change all callers.
17640 (lookup_tag): Add ploc parameter. Change all callers.
17641 (check_compound_literal_type): New function.
17642 (parser_xref_tag): Add loc parameter. Change all callers. If
17643 -Wc++-compat, warn about struct/union/enum types defined within a
17645 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
17646 and loc parameters. Change all callers. Change error calls to
17647 error_at, using loc. For a redefinition, if the location of the
17648 original definition is known, report it. Set in_struct and
17649 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
17650 (finish_struct): Add new parameters enclosing_in_struct and
17651 enclosing_struct_types. Change all callers. Set
17652 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
17653 in the struct. If in a struct, add this struct to struct_types.
17654 (start_enum): Add loc parameter. Change all callers. Use
17655 error_at for errors, using loc. For a redefinition, if the
17656 location of the original definition is known, report it. If in a
17657 struct, add this enum type to struct_types. If -Wc++-compat warn
17658 if in sizeof, typeof, or alignof.
17659 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
17660 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
17661 (c_parser_enum_specifier): Get enum location for start_enum.
17662 (c_parser_struct_or_union_specifier): Get struct location for
17663 start_struct. Save in_struct and struct_types status between
17664 start_struct and finish_struct.
17665 (c_parser_cast_expression): Get location of cast.
17666 (c_parser_alignof_expression): Get location of type.
17667 (c_parser_postfix_expression): Likewise.
17668 (c_parser_postfix_expression_after_paren_type): Add type_loc
17669 parameter. Change all callers. Call check_compound_literal_type.
17670 Use type_loc for error about variable size type.
17671 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
17672 of an enum constant from an enum type defined in a struct or union.
17673 (c_cast_expr): Add loc parameter. Change all callers. If
17674 -Wc++-compat, warn about defining a type in a cast.
17675 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
17676 (start_enum, start_struct, finish_struct): Update declarations.
17677 (parser_xref_tag, c_cast_expr): Update declarations.
17678 (check_compound_literal_type): Declare.
17680 2009-05-11 Ben Elliston <bje@au.ibm.com>
17682 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
17683 for recent libcpp interface change.
17684 (rs6000_macro_to_expand): Likewise.
17686 2009-05-10 Michael Matz <matz@suse.de>
17689 * config/arm/arm.c (require_pic_register): Emit on entry edge,
17690 not at entry of function.
17692 2009-05-10 Richard Guenther <rguenther@suse.de>
17694 PR tree-optimization/40081
17696 * tree-sra.c (instantiate_element): Instantiate scalar replacements
17697 using the main variant of the element type. Do not fiddle with
17698 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
17700 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
17701 structs with volatile fields.
17703 2009-05-10 Jan Hubicka <jh@suse.cz>
17705 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
17706 (estimate_move_cost): Assert that it does not get called for
17708 (estimate_num_insns): Skip VOID types in argument handling.
17709 (optimize_inline_calls): Delete unreachable blocks and verify that
17710 callgraph is valid.
17712 2009-05-10 Jan Hubicka <jh@suse.cz>
17714 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
17715 * cgraph.c (cgraph_mark_address_taken_node): New function.
17716 (dump_cgraph_node): Dump new flag.
17717 * cgraph.h (struct cgraph_node): Add address_taken.
17718 (cgraph_mark_address_taken_node): New function.
17719 * ipa.c (cgraph_postorder): Prioritize functions with address taken
17720 since new direct calls can be born.
17722 2009-05-10 Joseph Myers <joseph@codesourcery.com>
17724 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
17725 tok->val.node.node.
17727 2009-05-10 Jan Hubicka <jh@suse.cz>
17729 PR middle-end/40084
17730 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
17732 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
17733 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
17734 * tree-inline.c (copy_bb): Set frequency correctly.
17735 (fold_marked_statements): Update call to
17736 cgraph_update_edges_for_call_stmt.
17738 2009-05-10 Joseph Myers <joseph@codesourcery.com>
17740 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
17741 identifiers in diagnostics.
17742 * config/arm/arm.c (arm_handle_fndecl_attribute,
17743 arm_handle_isr_attribute): Likewise.
17744 * config/avr/avr.c (avr_handle_progmem_attribute,
17745 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
17746 * config/bfin/bfin.c (handle_int_attribute,
17747 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
17748 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
17749 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
17751 * config/darwin.c (darwin_handle_kext_attribute,
17752 darwin_handle_weak_import_attribute): Likewise.
17753 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
17754 h8300_handle_eightbit_data_attribute,
17755 h8300_handle_tiny_data_attribute): Likewise.
17756 * config/i386/i386.c (ix86_handle_cconv_attribute,
17757 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
17758 * config/i386/winnt.c (ix86_handle_shared_attribute,
17759 ix86_handle_selectany_attribute): Likewise.
17760 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
17761 * config/m32c/m32c.c (function_vector_handler): Likewise.
17762 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
17763 m68hc11_handle_fntype_attribute): Likewise.
17764 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
17765 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
17766 * config/mips/mips.c (mips_insert_attributes,
17767 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
17768 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
17769 rs6000_handle_struct_attribute): Likewise.
17770 * config/sh/sh.c (sh_insert_attributes,
17771 sh_handle_resbank_handler_attribute,
17772 sh_handle_interrupt_handler_attribute,
17773 sh2a_handle_function_vector_handler_attribute,
17774 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
17776 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
17777 * config/spu/spu.c (spu_handle_fndecl_attribute,
17778 spu_handle_vector_attribute): Likewise.
17779 * config/stormy16/stormy16.c
17780 (xstormy16_handle_interrupt_attribute): Likewise.
17781 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
17782 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
17784 2009-05-10 Joseph Myers <joseph@codesourcery.com>
17786 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
17787 (pp_translate_identifiers): New.
17788 (pp_identifier): Only conditionally translate identifier to locale
17790 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
17791 (pp_base_tree_identifier): Only conditionally translate identifier
17792 to locale character set.
17793 * c-pretty-print.c (M_): Define.
17794 (pp_c_type_specifier, pp_c_primary_expression): Mark English
17795 fragments for conditional translation with M_.
17796 * tree-pretty-print.c (maybe_init_pretty_print): Disable
17797 identifier translation.
17799 2009-05-10 Richard Guenther <rguenther@suse.de>
17801 PR tree-optimization/40081
17802 * tree-sra.c (instantiate_element): Instantiate scalar replacements
17803 using the main variant of the element type. Do not fiddle with
17804 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
17806 2009-05-09 Jan Hubicka <jh@suse.cz>
17808 PR middle-end/40080
17809 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
17810 indirect calls; verify cgraph afterwards.
17812 2009-05-09 Jan Hubicka <jh@suse.cz>
17815 * ipa.c (update_inlined_to_pointer): New function.
17816 (cgraph_remove_unreachable_nodes): Use it.
17818 2009-05-09 Jan Hubicka <jh@suse.cz>
17820 * tree-eh.c (struct leh_state): Remove prev_try.
17821 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
17822 not track prev_try.
17823 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
17824 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
17825 remove_eh_handler_and_replace, foreach_reachable_handler,
17826 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
17827 * except.h (struct eh_region): Remove eh_region_u_cleanup.
17828 (gen_eh_region_cleanup): Update prototype.
17830 2009-05-09 Jan Hubicka <jh@suse.cz>
17832 PR middle-end/40043
17833 * except.c (copy_eh_region): Always set prev_try.
17834 (redirect_eh_edge_to_label): Find outer try.
17835 (foreach_reachable_handler): When looking for prev try
17836 handle case where previous try is not going to be taken.
17838 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
17840 PR tree-optimization/40049
17841 * tree-vect-stmts.c (vectorizable_operation): If the machine has
17842 only vector/vector shifts, convert the type of the constant to the
17843 appropriate type to avoid building incorrect trees, which
17844 eventually have problems with garbage collection.
17846 2009-05-08 Joseph Myers <joseph@codesourcery.com>
17848 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
17849 -1 for complex floating-point types if honoring signed zeros.
17851 2009-05-08 Jan Hubicka <jh@suse.cz>
17853 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
17854 argument; handle correctly when profile is absent.
17855 (build_cgraph_edges): Update.
17856 (rebuild_cgraph_edges): Update.
17857 * cgraph.c: Do not include varray.h.
17858 (cgraph_set_call_stmt_including_clones): New function.
17859 (cgraph_create_edge_including_clones): Likewise
17860 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
17861 (cgraph_update_edges_for_call_stmt): Handle clones.
17862 (cgraph_remove_node): Handle clone tree.
17863 (cgraph_remove_node_and_inline_clones): New function.
17864 (dump_cgraph_node): Dump clone tree.
17865 (cgraph_clone_node): Handle clone tree.
17866 (clone_function_name): Bring here from tree-inline.c.
17867 (cgraph_create_virtual_clone): New function.
17868 * cgraph.h (ipa_replace_map): Move here from ipa.h.
17869 (cgraph_clone_info): New function.
17870 (strut cgraph_node): Add clone_info and new clone tree pointers.
17871 (cgraph_remove_node_and_inline_clones,
17872 cgraph_set_call_stmt_including_clones,
17873 cgraph_create_edge_including_clones,
17874 cgraph_create_virtual_clone): Declare.
17875 (cgraph_function_versioning): Use VEC argument.
17876 (compute_call_stmt_bb_frequency): Update prototype.
17877 (cgraph_materialize_all_clones): New function.
17878 * ipa-cp.c (ipcp_update_cloned_node): Remove.
17879 (ipcp_create_replace_map): Update to VECtors.
17880 (ipcp_update_callgraph): Use virtual clones.
17881 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
17882 (ipcp_update_profiling): Do not update local profiling.
17883 (ipcp_insert_stage): Use VECtors and virtual clones.
17884 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
17885 (clone_of_p): New function.
17886 (cgraph_preserve_function_body_p): Use clone tree.
17887 (cgraph_optimize): Materialize clones.
17888 (cgraph_function_versioning): Update for VECtors.
17889 (save_inline_function_body): Use clone tree.
17890 (cgraph_materialize_clone): New function.
17891 (cgraph_materialize_all_clones): Likewise.
17892 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
17893 * ipa.c: Include gimple.h.
17894 (cgraph_remove_unreachable_nodes): Use clone tree.
17895 * ipa-prop.c (ipa_note_param_call): Update call to
17896 compute_call_stmt_bb_frequencycall.
17897 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
17898 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
17899 (copy_bb): Handle updating of clone tree; add new edge when new call
17901 (expand_call_inline): Be strict about every call having edge.
17902 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
17903 (delete_unreachable_blocks_update_callgraph): New function.
17904 (tree_function_versioning): Use VECtors; always remove unreachable
17905 blocks and fold conditionals.
17906 * tree-inline.h: Do not include varray.h.
17907 (tree_function_versioning): Remove.
17908 * Makefile.in (GTFILES): Remove tree-inline.c
17909 * passes.c (do_per_function): Do only functions having body.
17910 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
17913 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
17914 Andrew Morrow <acm@google.com>
17917 * c-common.c (c_common_attribute_table): Permit deprecated
17918 attribute to take an optional argument.
17919 (handle_deprecated_attribute): If the optional argument to
17920 __attribute__((deprecated)) is not a string ignore the attribute
17921 and emit a warning.
17923 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
17924 * c-typeck.c (build_component_ref): Likewise.
17925 (build_external_ref): Likewise.
17927 * toplev.c (warn_deprecated_use): Add an attribute argument.
17928 Emit the message associated with __attribute__((deprecated)).
17930 * toplev.h (warn_deprecated_use): Updated.
17932 * doc/extend.texi: Document new optional parameter to
17933 __attribute__((deprecated))
17935 2009-05-08 Michael Eager <eager@eagercon.com>
17937 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
17938 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
17940 2009-05-08 Richard Guenther <rguenther@suse.de>
17942 PR tree-optimization/40062
17943 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
17944 Avoid exponential behavior.
17946 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
17948 PR rtl-optimization/33928
17950 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
17951 process_uses, build_single_def_use_links): New.
17952 (update_df): Update use_def_ref.
17953 (forward_propagate_into): Use get_def_for_use instead of use-def
17955 (fwprop_init): Call build_single_def_use_links and let it initialize
17957 (fwprop_done): Free use_def_ref.
17958 (fwprop_addr): Eliminate duplicate call to df_set_flags.
17959 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
17960 df_rd_simulate_one_insn): New.
17961 (df_rd_bb_local_compute_process_def): Update head comment.
17962 (df_chain_create_bb): Use the new RD simulation functions.
17963 * df.h (df_rd_simulate_artificial_defs_at_top,
17964 df_rd_simulate_one_insn): New.
17965 * opts.c (decode_options): Enable fwprop at -O1.
17966 * doc/invoke.texi (-fforward-propagate): Document this.
17968 2009-05-08 Joseph Myers <joseph@codesourcery.com>
17971 * c-typeck.c (build_binary_op): Handle arithmetic between one real
17972 and one complex operand specially.
17973 * tree-complex.c (some_nonzerop): Do not identify a real value as
17974 zero if flag_signed_zeros.
17976 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
17978 PR rtl-optimization/33928
17979 * loop-invariant.c (record_use): Fix && vs. || mishap.
17981 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
17983 PR rtl-optimization/33928
17984 * loop-invariant.c (struct use): Add addr_use_p.
17985 (struct def): Add n_addr_uses.
17986 (struct invariant): Add cheap_address.
17987 (create_new_invariant): Set cheap_address.
17988 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
17989 (record_uses): Pass df_ref to record_use.
17990 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
17993 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
17995 * config/sh/sh.c: Do not include c-pragma.h.
17997 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
17999 * config/spu/spu.c: Remove include of c-common.h.
18001 2009-05-07 Janis Johnson <janis187@us.ibm.com>
18004 * c-common.h (mark_valid_location_for_stdc_pragma,
18005 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
18006 clear_float_const_decimal64, float_const_decimal64_p): New.
18007 * c.opt (Wunsuffixed-float-constants): New.
18008 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
18009 unsuffixed float constant, handle new warning.
18010 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
18011 * c-decl.c (c_scope): New flag float_const_decimal64.
18012 (set_float_const_decimal64, clear_float_const_decimal64,
18013 float_const_decimal64_p): New.
18014 (push_scope): Set new flag.
18015 * c-parser.c (c_parser_translation_unit): Mark when it's valid
18016 to use STDC pragmas.
18017 (c_parser_external_declaration): Ditto.
18018 (c_parser_compound_statement_nostart): Ditto.
18019 * c-pragma.c (valid_location_for_stdc_pragma,
18020 mark_valid_location_for_stdc_pragma,
18021 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
18022 handle_pragma_float_const_decimal64): New.
18023 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
18024 * cp/semantics.c (valid_location_for_stdc_pragma_p,
18025 set_float_const_decimal64, clear_float_const_decimal64,
18026 float_const_decimal64_p): New dummy functions.
18027 * doc/extend.texi (Decimal Float): Remove statement that the
18028 pragma, and suffix for double constants, are not supported.
18029 * doc/invoke.texi (Warning Options): List new option.
18030 (-Wunsuffixed-float-constants): New.
18032 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
18034 * config/i386/i386.c: Do not include c-common.h.
18036 2009-05-07 Mark Heffernan <meheff@google.com>
18038 * doc/invoke.texi (Debugging Options): Document change of debugging
18040 * opts.c (decode_options): Make dump_base_name relative to
18041 aux_base_name directory.
18043 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
18045 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
18046 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
18048 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
18050 * Makefile.in (install-plugin): Simplify a bit.
18052 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
18054 * Makefile.in (OBJS-common): Add regcprop.o.
18056 * timevar.def (TV_CPROP_REGISTERS): New.
18057 * regrename.c (regrename_optimize): Return 0.
18058 (rest_of_handle_regrename): Delete.
18059 (pass_rename_registers): Point to regrename_optimize.
18060 (struct value_data_entry, struct value_data,
18061 kill_value_one_regno, kill_value_regno, kill_value,
18062 set_value_regno, init_value_data, kill_clobbered_value,
18063 kill_set_value, kill_autoinc_value, copy_value,
18064 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
18065 replace_oldest_value_reg, replace_oldest_value_addr,
18066 replace_oldest_value_mem, copyprop_hardreg_forward_1,
18067 debug_value_data, validate_value_data): Move...
18068 * regcprop.c: ... here.
18069 (rest_of_handle_cprop): Delete.
18070 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
18072 2009-05-07 Jakub Jelinek <jakub@redhat.com>
18074 PR middle-end/40057
18075 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
18076 GEN_INT for 1 << bitnum.
18077 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
18078 build_int_cst_type.
18080 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
18082 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
18083 Remove wrong description of "nand" operation.
18085 2009-05-06 Richard Guenther <rguenther@suse.de>
18086 Adam Nemet <anemet@caviumnetworks.com>
18088 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
18089 comment. Add that if LHS is not a gimple register, then RHS1 has
18090 to be a single object (GIMPLE_SINGLE_RHS).
18092 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
18094 * expr.c (get_def_for_expr): Move it up in the file.
18095 (store_field): When expanding a bit-field store, look at the
18096 defining gimple stmt for the masking conversion.
18098 2009-05-06 Janis Johnson <janis187@us.ibm.com>
18100 PR middle-end/39986
18101 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
18102 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
18103 32-bit memcpy into long.
18105 2009-05-06 Jakub Jelinek <jakub@redhat.com>
18107 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
18108 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
18110 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
18111 instead of appending DW_OP_deref*.
18113 2009-05-06 Michael Matz <matz@suse.de>
18115 PR middle-end/40021
18116 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
18117 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
18119 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
18121 * Makefile.in (install-plugin): Fix srcdir handling.
18123 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
18125 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
18126 when processing for not_regs_needed bitmap.
18127 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
18128 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
18129 handling it for rhs.
18131 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18133 * config/i386/i386.md (unnamed inc/dec peephole): Use
18134 optimize_insn_for_size_p instead of optimize_size.
18135 * config/i386/predicates.md (incdec_operand): Likewise.
18136 (aligned_operand): Likewise.
18137 * config/i386/sse.md (divv8sf3): Likewise.
18138 (sqrtv8sf2): Likewise.
18140 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18142 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
18144 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
18146 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18148 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
18149 ssemodesuffixf2c with avxmodesuffixf2c.
18151 2009-05-06 Joseph Myers <joseph@codesourcery.com>
18154 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
18156 2009-05-05 Jakub Jelinek <jakub@redhat.com>
18158 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
18159 (struct tree_base): Adjust spacing for 8 bit boundaries.
18160 (struct tree_decl_common): Add decl_by_reference_flag bit.
18161 (DECL_BY_REFERENCE): Adjust.
18162 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
18163 print DECL_BY_REFERENCE bit.
18164 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
18165 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
18166 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
18167 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
18170 PR middle-end/39666
18171 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
18172 range of the type, but default label is missing, add it with one
18173 of the existing labels instead of adding a new label for it.
18175 2009-05-05 Joseph Myers <joseph@codesourcery.com>
18179 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
18181 * Makefile.in (enable_plugin, plugin_includedir): New.
18182 (install): Depend on install-plugin.
18183 (PLUGIN_HEADERS): New.
18184 (install-plugin): New.
18185 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
18187 2009-05-05 Richard Guenther <rguenther@suse.de>
18189 PR tree-optimization/40022
18190 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
18192 (phivn_valid_p): Fix tuplification error, simplify.
18193 (phiprop_insert_phi): Add dumps.
18194 (propagate_with_phi): Simplify.
18196 2009-05-05 Richard Guenther <rguenther@suse.de>
18198 PR middle-end/40023
18199 * builtins.c (gimplify_va_arg_expr): Properly build the address.
18201 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
18203 * tree.h (strip_float_extensions): Remove duplicate declaration.
18204 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
18205 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
18206 block_ultimate_origin): Rearrange the declarations line to match the
18207 comment that indicates the .c file which the functions are defined.
18208 (dwarf2out_*, set_decl_rtl): Add comment.
18209 (get_base_address): Adjust comment.
18210 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
18211 declarations line and add comment.
18212 (is_builtin_name): Add blank after function name, for clarity.
18214 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18216 * attribs.c (decl_attributes): Use %qE for identifiers in
18218 * cgraphunit.c (verify_cgraph_node): Translate function names to
18219 locale character set in diagnostics.
18220 * coverage.c (get_coverage_counts): Use %qE for identifiers in
18222 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
18223 Document that functions are named in UTF-8.
18224 * expr.c (expand_expr_real_1): Translate function names to locale
18225 character set in diagnostics.
18226 * gimplify.c (omp_notice_variable, omp_is_private,
18227 gimplify_scan_omp_clauses): Use %qE for identifiers in
18229 * langhooks.c (lhd_print_error_function): Translate function names
18230 to locale character set.
18231 * langhooks.h (decl_printable_name): Document that return value is
18232 in internal character set.
18233 * stmt.c: Include pretty-print.h
18234 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
18236 (resolve_operand_name_1): Translate named operand name to locale
18238 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
18240 * toplev.c (announce_function): Translate function names to locale
18242 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
18243 (default_tree_printer): Use pp_identifier or translate identifiers
18244 to locale character set. Mark "<anonymous>" for translation.
18245 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
18246 for identifiers in diagnostics.
18247 * tree.c (handle_dll_attribute): Use %qE for identifiers in
18249 * varasm.c (output_constructor): Use %qE for identifiers in
18252 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
18254 * configure.ac: use ` ` instead of $()
18255 * configure: Regenerate.
18257 2009-05-05 Ben Elliston <bje@au.ibm.com>
18259 * config/pa/linux-atomic.c: Eliminate conditional include of
18260 errno.h on non-LP64 systems to simplify build requirements.
18262 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18264 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
18266 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
18267 and pass value to identifier_to_locale.
18268 (warn_variable_length_array): Make name a tree.
18269 (grokdeclarator): Separate diagnostic texts for named and unnamed
18270 declarators. Use %qE for named declarators.
18271 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
18273 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
18274 identifiers in diagnostics.
18275 * c-typeck.c (push_member_name, start_init): Pass identifiers to
18276 identifier_to_locale. Mark "anonymous" strings for translation.
18278 2009-05-04 Michael Eager <eager@eagercon.com>
18280 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
18281 address for DImode/DFmode only if double-precision FP regs.
18283 2009-05-04 Michael Eager <eager@eagercon.com>
18285 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
18286 TARGET_SINGLE_FLOAT check.
18288 2009-05-04 Michael Eager <eager@eagercon.com>
18290 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
18292 2009-05-04 Michael Eager <eager@eagercon.com>
18294 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
18295 * config/rs6000/t-xilinx: New
18297 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
18299 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
18300 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
18301 * gcc/explow.c (memory_address): Use target hook.
18302 * gcc/targhooks.c (default_legitimize_address): New.
18303 * gcc/targhooks.h (default_legitimize_address): New.
18304 * gcc/target.h (legitimize_address): New.
18305 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
18306 (TARGET_INITIALIZER): Include it.
18307 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
18309 * config/bfin/bfin-protos.h (legitimize_address): Remove.
18310 * config/bfin/bfin.c (legitimize_address): Remove.
18311 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
18312 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
18314 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
18315 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
18317 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
18318 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
18319 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
18320 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
18321 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
18322 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
18323 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
18324 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
18325 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
18326 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
18327 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
18328 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
18329 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
18330 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
18331 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
18332 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
18333 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
18334 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
18335 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
18336 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
18337 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
18338 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
18339 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
18341 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
18342 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
18343 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
18344 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
18345 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
18346 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
18347 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
18348 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
18349 (thumb_legitimize_address): Delete.
18350 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
18351 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
18352 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
18353 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
18354 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
18355 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
18357 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
18360 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
18361 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
18362 * config/m32r/m32r.c (m32r_legitimize_address): New.
18363 * config/m68k/m68k.c (m68k_legitimize_address): New.
18364 * config/score/score.c (score_legitimize_address): Standardize.
18365 * config/score/score3.c (score3_legitimize_address): Standardize.
18366 * config/score/score3.h (score3_legitimize_address): Adjust.
18367 * config/score/score7.c (score7_legitimize_address): Standardize.
18368 * config/score/score7.h (score7_legitimize_address): Adjust.
18369 * config/sh/sh.c (sh_legitimize_address): New.
18370 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
18372 * gcc/config/s390/s390.c (legitimize_address): Rename to...
18373 (s390_legitimize_address): ... this.
18374 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
18375 (sparc_legitimize_address): ... this.
18376 * gcc/config/i386/i386.c (legitimize_address): Rename to...
18377 (ix86_legitimize_address): ... this.
18378 * gcc/config/avr/avr.c (legitimize_address): Rename to...
18379 (avr_legitimize_address): ... this.
18380 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
18381 (mn10300_legitimize_address): ... this.
18382 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
18383 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
18384 (alpha_expand_mov): Adjust call.
18386 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
18387 * config/spu/spu.c (spu_legitimize_address): Likewise.
18388 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
18389 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
18391 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18393 * intl.c (locale_encoding, locale_utf8): New.
18394 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
18395 * intl.h (locale_encoding, locale_utf8): Declare.
18396 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
18397 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
18399 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
18401 (pp_tree_identifier): Define to call pp_base_tree_identifier.
18402 (pp_base_tree_identifier): Declare as function.
18403 (identifier_to_locale): Declare.
18404 * Makefile.in (pretty-print.o): Update dependencies.
18405 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
18407 2009-05-04 Richard Guenther <rguenther@suse.de>
18409 PR middle-end/40015
18410 * builtins.c (fold_builtin_memory_op): Do not decay to element
18411 type if the size matches the whole array.
18413 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
18415 * expmed.c (synth_mult): When trying out a shift, pass the result
18418 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
18420 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
18421 (shiftsub1_cost): New.
18422 (init_expmed): Compute shiftsub1_cost.
18423 (synth_mult): Optimize multiplications by constants of the form
18424 -(2^^m-1) for some constant positive integer m.
18426 2009-05-03 Richard Guenther <rguenther@suse.de>
18429 * c-typeck.c (array_to_pointer_conversion): Do not built
18430 ADDR_EXPRs of arrays of pointer-to-element type.
18431 * c-gimplify.c (c_gimplify_expr): Revert change fixing
18432 up wrong ADDR_EXPRs after-the-fact.
18433 * c-common.c (strict_aliasing_warning): Strip pointer
18434 conversions for obtaining the original type.
18435 * builtins.c (fold_builtin_memset): Handle array types.
18436 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
18439 2009-05-03 Richard Guenther <rguenther@suse.de>
18441 PR middle-end/23329
18442 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
18443 Do not lose casts from array types with unknown extent to array
18444 types with known extent.
18445 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
18446 alias set compatibility.
18448 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
18450 * flags.h (extra_warnings): Delete.
18451 * toplev.c (process_options): Handle Wuninitialized here.
18452 * opts.c (extra_warnings): Delete.
18453 (set_Wextra): Delete.
18454 (common_handle_option): -Wextra can be handled automatically.
18455 * c-opts.c (c_common_handle_option): Delete obsolete code.
18456 (c_common_post_options): Simplify comment.
18457 * common.opt (W): Add Var.
18459 (Wuninitialized): Initialize to -1.
18461 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
18462 Richard Guenther <rguenther@suse.de>
18464 * expr.c (get_def_for_expr): New function.
18465 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
18466 SSA rather than trees.
18467 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
18468 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
18470 2009-05-03 Joseph Myers <joseph@codesourcery.com>
18472 * c-common.c (reswords): Add _Imaginary.
18473 * c-common.c (enum rid): Add RID_IMAGINARY.
18475 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
18477 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
18478 Patch by Richard Guenther.
18480 2009-05-03 Anatoly Sokolov <aesok@post.ru>
18482 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
18483 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
18484 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
18485 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
18486 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
18487 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
18488 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
18489 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
18490 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
18491 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
18492 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
18493 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
18494 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
18495 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
18496 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
18497 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
18498 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
18499 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
18501 2009-05-02 Richard Guenther <rguenther@suse.de>
18503 PR tree-optimization/39940
18504 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
18507 2009-05-02 Richard Guenther <rguenther@suse.de>
18509 PR middle-end/40001
18510 * tree-ssa.c (execute_update_addresses_taken): Properly check
18511 if we can mark a variable DECL_GIMPLE_REG_P.
18512 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
18513 back to the end of the function.
18514 (is_gimple_reg_type): Remove complex type special casing.
18515 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
18518 2009-05-02 Ben Elliston <bje@au.ibm.com>
18520 * doc/collect2.texi (Collect2): Document search path behaviour
18521 when configured with --with-ld.
18523 2009-05-02 Jan Hubicka <jh@suse.cz>
18525 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
18526 parameter; update callers.
18527 (coalesce_cost_edge): EH edges are costier because they needs
18528 splitting even if not critical and even more costier when there are
18529 multiple EH predecestors.
18531 2009-05-02 Jan Hubicka <jh@suse.cz>
18533 * except.c (remove_eh_handler_and_replace): Handle updating after
18534 removing TRY blocks.
18536 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
18538 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
18540 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
18542 * varasm.c: Do not include c-pragma.h.
18543 * attribs.c: Do not incude c-common.h.
18545 2009-05-01 Michael Matz <matz@suse.de>
18547 * calls.c (initialize_argument_information): Handle SSA names like
18548 decls with a non MEM_P DECL_RTL.
18550 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
18552 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
18553 * ipa-utils.c: Likewise.
18554 * ipa-type-escape.c: Likewise.
18555 * cgraphunit.c Do not include c-common.h.
18556 * ipa-pure-const.c: Likewise.
18557 * tree-if-conv.c: Likewise.
18558 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
18559 * ipa-struct-reorg.c: Likewise.
18560 * tree-nomudflap.c: Likewise.
18561 * tree-ssa-structalias.c: Likewise.
18563 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
18565 * store-motion.c: Many cleanups to make this pass a first-class
18566 citizen instead of an appendix to gcse load motion. Add TODO list
18567 to make this pass faster/cleaner/better.
18569 (struct ls_expr): Post gcse.c-split cleanups.
18570 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
18571 "stores" field to "avail_stores".
18572 (pre_ldst_mems): Rename to store_motion_mems.
18573 (pre_ldst_table): Rename to store_motion_mems_table.
18574 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
18575 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
18576 (ldst_entry): Rename to st_expr_entry, update users.
18577 (free_ldst_entry): Rename to free_st_expr_entry, update users.
18578 (free_ldst_mems): Rename to free_store_motion_mems, update users.
18579 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
18581 (first_ls_expr): Rename to first_st_expr, update users.
18582 (next_ls_expr): Rename to next_st_expr, update users.
18583 (print_ldst_list): Rename to print_store_motion_mems. Print names of
18584 fields properly for store motion instead of names inherited from load
18586 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
18587 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
18590 (ae_kill): Rename to st_kill, update users.
18591 (ae_gen): Rename to st_avloc, update users.
18592 (transp): Rename to st_transp, update users.
18593 (pre_insert_map): Rename to st_insert_map, update users.
18594 (pre_delete_map): Rename to st_delete_map, update users.
18595 (insert_store, build_store_vectors, free_store_memory,
18596 one_store_motion_pass): Update for abovementioned changes.
18598 (gcse_subst_count, gcse_create_count): Remove.
18599 (one_store_motion_pass): New statistics counters "n_stores_deleted"
18600 and "n_stores_created", local variables.
18602 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
18605 (regvec, compute_store_table_current_insn): Remove.
18606 (reg_set_info, reg_clear_last_set): Remove.
18607 (compute_store_table): Use DF caches instead of local dataflow
18610 2009-05-01 Joseph Myers <joseph@codesourcery.com>
18612 * c-objc-common.c (c_tree_printer): Print identifiers with
18613 pp_identifier, not pp_string. Mark "({anonymous})" for
18615 * c-pretty-print.c (pp_c_ws_string): New.
18616 (pp_c_cv_qualifier, pp_c_type_specifier,
18617 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
18618 pp_c_storage_class_specifier, pp_c_function_specifier,
18619 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
18620 pp_c_primary_expression, pp_c_postfix_expression,
18621 pp_c_unary_expression, pp_c_shift_expression,
18622 pp_c_relational_expression, pp_c_equality_expression,
18623 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
18624 use pp_string and pp_c_ws_string in place of pp_identifier and
18625 pp_c_identifier for non-identifiers. Mark English strings for
18627 * c-pretty-print.h (pp_c_ws_string): Declare.
18629 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
18630 Roland McGrath <roland@redhat.com>
18632 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
18633 (ENABLE_LD_BUILDID): New configuration option.
18634 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
18635 (LINK_BUILDID_SPEC): New macro.
18636 (init_spec): If defined, prepend it between LINK_EH_SPEC and
18638 * doc/install.texi: Document --enable-linker-build-id option.
18639 * configure: Rebuild.
18640 * config.in: Rebuild.
18642 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
18644 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
18645 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
18646 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
18647 MIPS_GP_SAVE_AREA_SIZE.
18648 * config/mips/mips.c (struct mips_frame_info): Update comment
18649 before arg_pointer_offset and hard_frame_pointer_offset.
18650 (mips_compute_frame_info): Update diagram before function: to
18651 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
18652 indicate the position of frame_pointer_rtx with -fstack-protector and
18653 to show args_size. Don't allocate cprestore area for leaf functions
18654 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
18656 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
18658 2009-04-30 Michael Matz <matz@suse.de>
18660 PR tree-optimization/39955
18661 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
18663 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
18665 * ira.c (setup_cover_and_important_classes): Use safe macro
18666 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
18668 * genpreds.c (write_tm_preds_h): Output suitable definition of
18669 REG_CLASS_FOR_CONSTRAINT.
18671 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
18673 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
18675 * bitmap.c (bitmap_descriptor): Likewise.
18676 * ggc-common.c (loc_descriptor): Likewise.
18677 * varray.c (varray_descriptor): Likewise.
18678 * vec.c (vec_descriptor): Likewise.
18680 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
18682 * Makefile.in (dce.o): Add $(EXCEPT_H).
18683 * dce.c: Include except.h and delete redundant vector definitions.
18684 (deletable_insn_p): Return false for non-call insns that can throw
18687 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
18689 * gcse.c (ae_gen): Remove.
18690 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
18691 and make non-static function to make it available in store-motion.c.
18692 Update call sites with search-and-replace.
18693 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
18694 extract_mentioned_regs, extract_mentioned_regs_helper,
18695 find_moveable_store, compute_store_table, load_kills_store, find_loads,
18696 store_killed_in_insn, store_killed_after, store_killed_before,
18697 build_store_vectors, insert_insn_start_basic_block, insert-store,
18698 remove_reachable_equiv_notes, replace_store_insn, delete_store,
18699 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
18700 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
18701 * store-motion.c: ...new file. Also copy data structures from gcse.c
18702 and clean up to remove parts not used by store motion.
18703 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
18704 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
18706 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18709 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
18710 when optimizing for size.
18712 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
18714 * gcse.c (gcse_constant_p): Fix typo in last change.
18716 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
18718 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
18720 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
18722 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
18724 2009-04-29 James E. Wilson <wilson@codesourcery.com>
18726 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
18727 CONST_HIGH_PART result.
18729 2009-04-29 Anatoly Sokolov <aesok@post.ru>
18731 * config/avr/avr.c (initial_elimination_offset): Rename to
18732 avr_initial_elimination_offset.
18733 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
18734 change return type to bool.
18735 (avr_can_eliminate): New function.
18736 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
18737 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
18738 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
18739 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
18740 avr_initial_elimination_offset.
18741 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
18742 (avr_initial_elimination_offset): Define.
18744 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
18745 Steven Bosscher <steven@gcc.gnu.org>
18747 PR rtl-optimization/39938
18748 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
18749 * cfgrtl.c: Include insn-attr.h.
18750 (rest_of_pass_free_cfg): New function.
18751 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
18752 * resource.c (init_resource_info): Remove call to df_analyze.
18754 2009-04-29 Richard Guenther <rguenther@suse.de>
18757 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
18758 allow conversion to signed integers.
18760 2009-04-29 Richard Guenther <rguenther@suse.de>
18762 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
18763 shifts of floating point vectors if the shift amount is
18764 a constant multiple of the element size.
18766 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
18767 Michael Matz <matz@suse.de>
18769 PR middle-end/39927
18771 * tree-outof-ssa.c (emit_partition_copy): New function.
18772 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
18773 insert_part_to_rtx_on_edge): Perform the partition base var
18774 copy using emit_partition_copy.
18775 (insert_value_copy_on_edge): Convert constants to the right mode.
18776 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
18777 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
18779 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18781 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
18782 scan backwards to try to find a constant to initialize it.
18784 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
18785 insn before the loop_end instruction, don't look past labels.
18787 2009-04-29 Richard Guenther <rguenther@suse.de>
18789 PR middle-end/39937
18790 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
18791 loose type conversions.
18792 (forward_propagate_addr_expr): Fix tuplification bug. Remove
18793 stmts only if there are no uses of its definition.
18795 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18797 * config/bfin/bfin.h (splitting_loops): Declare.
18798 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
18799 Reorder bit definitions to be ascending.
18800 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
18801 * config/bfin/bfin.c (splitting_loops): New variable.
18802 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
18803 (struct loop_info): Remove members INIT and LOOP_INIT.
18804 (bfin_optimize_loop): Don't set them. Reorder the code that generates
18805 the LSETUP sequence. Allow LC to be loaded from any register, but
18806 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
18807 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
18809 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
18810 of reload_completed.
18813 * config/bfin/bfin.md (movsi_insn): Refine constraints.
18815 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
18817 * Makefile.in (PLUGIN_VERSION_H): New.
18818 (OBJS-common): Remove plugin-version.o.
18819 (plugin.o): Depend on (PLUGIN_VERSION_H).
18820 (plugin-version.o): Remove.
18821 * configure: Regenerate
18822 * configure.ac: Create plugin-version.h.
18823 * gcc-plugin.h (plugin_gcc_version): Remove.
18824 (plugin_default_version_check): Change signature.
18825 * plugin-version.c: Remove.
18826 * plugin.c: Include plugin-version.h.
18827 (str_plugin_gcc_version_name): Remove.
18828 (try_init_one_plugin): Pass gcc version to plugin_init.
18829 (plugin_default_version_check): Both gcc and plugin versions are now
18832 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18834 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
18835 problematic last insns. Test for TYPE_CALL rather than CALL_P.
18836 Remove special case testing for last insn of inner loops. Don't fail
18837 if the loop ends with a jump, emit an extra nop instead.
18839 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
18840 DREGS rather than comparing directly. Remove code that tries to
18841 account for latencies.
18843 2009-04-29 Richard Guenther <rguenther@suse.de>
18845 PR tree-optimization/39941
18846 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
18847 eliminating an indirect call.
18849 2009-04-29 Richard Guenther <rguenther@suse.de>
18851 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
18852 parameter. Allow invariants as base if !require_lvalue.
18853 (verify_gimple_assign_single): Adjust.
18855 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18857 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
18858 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
18859 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
18860 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
18861 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
18863 * config/bfin/bfin.c (bfin_expand_builtin,
18864 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
18866 2009-04-28 Richard Guenther <rguenther@suse.de>
18868 * tree-vect-loop.c (get_initial_def_for_induction): Use
18869 correct types for pointer increment.
18871 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18873 * toplev.c (print_version): Update GMP version string calculation.
18875 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
18877 PR rtl-optimization/39938
18878 * resource.c (init_resource_info): Add call to df_analyze.
18880 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
18882 * config/alpha/alpha.md (usegp): Cast the result of
18883 alpha_find_lo_sum_using_gp to enum attr_usegp.
18884 * config/alpha/alpha.c (override_options): Remove end-of-structure
18885 marker element from cpu_table. Use array size of cpu_table to handle
18886 -mcpu and -mtune options.
18887 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
18889 2009-04-28 Joseph Myers <joseph@codesourcery.com>
18891 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
18892 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
18893 tune_32 and tune_64.
18894 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
18895 support on PowerPC.
18896 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
18897 * config/rs6000/option-defaults.h: ... here. New file.
18898 (OPT_64, OPT_32): Define.
18899 (MASK_64BIT): Define to 0 if not already defined.
18900 (OPT_ARCH64, OPT_ARCH32): Define.
18901 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
18904 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18906 * config/arm/arm.c (arm_override_options): Emit error on using
18909 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
18911 PR rtl-optimization/39914
18912 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
18913 registers for allocnos created from user-defined variables only
18914 when not optimizing.
18916 2009-04-28 Richard Guenther <rguenther@suse.de>
18918 PR middle-end/39937
18919 * fold-const.c (fold_binary): Use distribute_real_division only
18922 2009-04-28 Steve Ellcey <sje@cup.hp.com>
18924 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
18925 add hpux-stdint.h to tm_file.
18926 (hppa[12]*-*-hpux11*): Ditto.
18927 (ia64*-*-hpux*): Ditto.
18928 * config/hpux-stdint.h: New.
18929 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
18930 __STDC_EXT__ for all compiles.
18931 * config/pa/pa-hpux.h: Ditto.
18932 * config/pa/pa-hpux10.h: Ditto.
18933 * config/pa/pa-hpux11.h: Ditto.
18935 2009-04-28 Catherine Moore <clm@codesourcery.com>
18937 * debug.h (set_name): Add comment.
18939 2009-04-28 Andrew Pinski <pinskia@gmail.com>
18942 * config/darwin.c (machopic_gen_offset): Check
18943 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
18944 * config/arm/arm.c (require_pic_register): Likewise.
18946 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
18948 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
18949 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
18950 m32c_promote_prototypes): Delete.
18952 2009-04-28 Michael Matz <matz@suse.de>
18954 PR middle-end/39922
18955 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
18958 2009-04-28 Richard Guenther <rguenther@suse.de>
18960 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
18962 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18964 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
18965 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
18966 * config/arm/arm-tune.md: Regenerate.
18968 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
18970 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
18971 block if there are complex incoming edges.
18972 (sel_merge_blocks): Remove useless assert.
18973 (sel_redirect_edge_and_branch): Check that edge was redirected.
18974 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
18975 (sel_find_rgns): Delete declaration.
18976 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
18977 the region when it is not a preheader.
18979 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
18982 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
18984 2009-04-28 Richard Guenther <rguenther@suse.de>
18986 * tree.h (SSA_NAME_VALUE): Remove.
18987 (struct tree_ssa_name): Remove value_handle member.
18988 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
18989 array for jump threading.
18990 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
18992 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
18993 * tree-flow.h (threadedge_initialize_values): Declare.
18994 (threadedge_finalize_values): Likewise.
18995 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
18996 (SSA_NAME_VALUE): Define.
18997 (threadedge_initialize_values): New function.
18998 (threadedge_finalize_values): Likewise.
18999 * tree-ssa-dom.c (ssa_name_values): New global variable.
19000 (SSA_NAME_VALUE): Define.
19001 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
19003 2009-04-28 Ira Rosen <irar@il.ibm.com>
19005 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
19006 Use REPORT_VECTORIZED_LOCATIONS instead
19007 REPORT_VECTORIZED_LOOPS.
19008 * tree-vectorizer.c (vect_verbosity_level): Make static.
19009 (vect_loop_location): Rename to vect_location.
19010 (vect_set_verbosity_level): Update comment.
19011 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
19013 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
19014 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
19015 instead REPORT_UNVECTORIZED_LOOPS.
19016 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
19017 and vect_loop_def to vect_external_def and vect_internal_def.
19018 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
19019 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
19020 REPORT_UNVECTORIZED_LOCATIONS.
19021 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
19022 and vect_used_in_loop and to vect_unused_in_scope and
19023 vect_used_in_scope.
19024 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
19025 (vect_verbosity_level): Remove declaration.
19026 (vect_analyze_operations): Likewise.
19027 (vect_analyze_stmt): Declare.
19028 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
19029 REPORT_UNVECTORIZED_LOCATIONS.
19030 (vect_get_loop_niters): Fix indentation.
19031 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
19032 (vect_analyze_loop_operations): New function.
19033 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
19034 vect_analyze_operations.
19035 (vect_is_simple_reduction): Use new names.
19036 (vectorizable_live_operation, vect_transform_loop): Likewise.
19037 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
19038 to specify whether the data references can be a part of interleaving
19040 (vect_analyze_data_ref_dependence): Use new names.
19041 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
19042 (vect_create_addr_base_for_vector_ref): Remove redundant code.
19043 * tree-vect-patterns.c (widened_name_p): Use new names.
19044 (vect_recog_dot_prod_pattern): Likewise.
19045 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
19046 (process_use, vect_mark_stmts_to_be_vectorized,
19047 vect_model_simple_cost, vect_model_store_cost,
19048 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
19049 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
19050 vectorizable_operation, vectorizable_type_demotion,
19051 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
19052 vectorizable_condition): Likewise.
19053 (vect_analyze_operations): Split into vect_analyze_loop_operations
19055 (vect_analyze_stmt): ... new function.
19056 (new_stmt_vec_info): Use new names.
19057 (vect_is_simple_use): Use new names and fix comment.
19058 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
19059 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
19061 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19064 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
19065 and integer modes for x87 operands. Do not ICE for unsupported size,
19066 generate error instead. Generate error for unsupported operand types.
19067 ['z']: Do not handle HImode memory operands specially. Warning
19068 for floating-point operands. Fallthru to 'Z' for unsupported operand
19069 types. Do not ICE for unsupported size, generate error instead.
19070 (output_387_binary_op): Use %Z to output operands.
19071 (output_fp_compare): Ditto.
19072 (output_387_reg_move): Ditto.
19074 2009-04-28 Ben Elliston <bje@au.ibm.com>
19079 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19081 * builtins.c (c_strlen): Do not warn here.
19082 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
19083 * c-common.c (pointer_int_sum): Take an explicit location.
19084 Warn about offsets out of bounds.
19085 * c-common.h (pointer_int_sum): Adjust declaration.
19087 2009-04-27 Ian Lance Taylor <iant@google.com>
19089 * collect2.c (is_ctor_dtor): Change type of ret field in struct
19091 * dce.c (run_fast_df_dce): Change type of old_flags to int.
19092 * df-core.c (df_set_flags): Change return type to int. Change
19093 type of old_flags to int.
19094 (df_clear_flags): Likewise.
19095 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
19096 (df_get_conditional_uses): Likewise.
19097 * df.h (df_set_flags, df_clear_flags): Update declarations.
19098 * dwarf2out.c (struct indirect_string_node): Change type of form
19099 field to enum dwarf_form.
19100 (AT_string_form): Change return type to enum dwarf_form.
19101 * fixed-value.c (fixed_compare): Add cast to enum type.
19102 * fwprop.c (update_df): Change 0 to VOIDmode.
19103 * gensupport.c: Change 0 to UNKNOWN.
19104 * gimple.h (gimple_cond_code): Add cast to enum type.
19105 * haifa-sched.c (reemit_notes): Add cast to enum type.
19106 * hooks.c (hook_int_void_no_regs): Remove function.
19107 * hooks.h (hook_int_void_no_regs): Remove declaration.
19108 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
19109 * predict.c (combine_predictions_for_insn): Add casts to enum type.
19110 * real.c (real_arithmetic): Add cast to enum type.
19111 (real_compare): Likewise.
19112 * target.h (struct gcc_target): Change return type of
19113 branch_target_register_class to enum reg_class.
19114 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
19115 default_branch_target_register_class.
19116 * targhooks.c (default_branch_target_register_class): New function.
19117 * targhooks.h (default_branch_target_register_class): Declare.
19118 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
19119 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
19121 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
19123 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
19124 vect_uninitialized_def. Change 0 to ERROR_MARK.
19125 * tree-vect-stmts.c (supportable_widening_operation): Don't
19126 initialize icode1 and icode2.
19127 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
19128 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
19130 (cmn_err_flag_specs): Change 0 to STD_C89.
19131 (cmn_err_char_table): Likewise.
19132 * config/arm/arm.c (get_arm_condition_code): Change type of code
19133 to enum arm_cond_code.
19134 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
19135 (IWMMXT_BUILTIN2): Likewise.
19136 (neon_builtin_type_bits): Don't define typedef.
19137 (neon_builtin_datum): Change type of bits field to int.
19138 (arm_expand_neon_args): Add cast to enum type.
19139 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
19141 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
19142 casts to enum type.
19143 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
19145 * config/mips/mips.md (jal_macro): Return enum constant.
19146 (single_insn): Likewise.
19147 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
19149 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
19150 casts to enum type.
19151 * config/s390/s390.c (s390_tune_flags): Change type to int.
19152 (s390_arch_flags): Likewise.
19153 (s390_handle_arch_option): Change flags field of struct pta to int.
19154 * config/s390/s390.h (s390_tune_flags): Update declaration.
19155 (s390_arch_flags): Likewise.
19156 * config/sh/sh.c (prepare_move_operands): Compare
19157 tls_symbolic_operand result with enum constant.
19158 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
19159 (sh_expand_prologue): Add cast to enum type.
19160 (sh_expand_epilogue): Likewise.
19161 (tls_symbolic_operand): Change return type to enum tls_model.
19162 (fpscr_set_from_mem): Add cast to enum type.
19163 (legitimize_pic_address): Compare tls_symbolic_operand result with
19165 (sh_target_reg_class): Change return type to enum reg_class.
19166 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
19168 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
19169 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
19170 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
19171 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
19172 (delayed_branch, tls_call_delay): Likewise.
19173 (eligible_for_sibcall_delay): Likewise.
19174 (eligible_for_return_delay): Likewise.
19175 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
19176 (spu_expand_builtin_1): Likewise.
19178 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
19179 for all types of conversions.
19180 (output_init_element): Issue -Wc++-compat warning if needed when
19181 initializing a bitfield with enum type.
19182 * c-parser.c (c_parser_expression): Set original_type to
19183 original_type of right hand operand of comma operator.
19185 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19187 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
19189 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
19190 * doc/cpp.texi (Standard Predefined Macros)
19191 (Implementation-defined behavior): Likewise.
19192 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
19193 * doc/gimple.texi (GIMPLE Exception Handling)
19194 (@code{GIMPLE_ASSIGN}): Likewise.
19195 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
19196 * doc/invoke.texi (Warning Options, Optimize Options)
19197 (AVR Options, Darwin Options): Likewise.
19198 (Optimize Options): Reformulate -fwhole-program description.
19199 * doc/loop.texi (Lambda): Likewise.
19200 * doc/md.texi (Output Template, Define Constraints)
19201 (Standard Names, Insn Splitting): Likewise.
19202 * doc/options.texi (Option properties): Likewise.
19203 * doc/passes.texi (Tree-SSA passes): Likewise.
19204 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
19205 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
19206 (File Names and DBX): Likewise.
19207 * doc/trouble.texi (Incompatibilities): Likewise.
19209 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19211 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
19212 instruction is correct.
19214 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19216 Allow non-constant arguments to conversion intrinsics.
19217 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
19218 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
19219 * spu.c (print_operand): Handle 'v' and 'w'.
19220 (exp2_immediate_p, spu_gen_exp2): Define.
19221 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
19222 spu_convtf_1): Update parameter descriptions.
19223 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
19224 * constraints.md ('v', 'w'): New.
19225 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
19227 (i2f, I2F): New define_mode_attr.
19228 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
19229 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
19230 fixuns_truncv4sfv4si2): Update to use mode attribute.
19231 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
19232 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
19233 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
19234 patterns for combine.
19236 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
19238 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
19239 (cprop, hoist, pre, store_motion): New debug counters.
19240 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
19241 is not an RTL pass anymore.
19242 (pass_profiling): Remove extern decl for pass removed in 2005.
19243 (pass_gcse, pass_jump_bypass): Remove.
19244 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
19245 to 0 for clean state.
19246 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
19247 * cse.c (gate_handle_cse_after_global_opts,
19248 rest_of_handle_cse_after_global_opts): New functions.
19249 (pass_cse_after_global_opts): New pass, does local CSE.
19250 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
19251 (TV_CPROP): New timevar.
19252 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
19253 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
19254 (gcse_main, recompute_all_luids): Remove.
19255 (compute_hash_table_work): Call max_reg_num instead of reading
19257 (cprop_jump): Don't set run_jump_opt_after_gcse.
19258 (constprop_register): Always allow to alter jumps.
19259 (cprop_insn): Likewise.
19260 (do_local_cprop): Likewise.
19261 (local_cprop_pass): Likewise. Return non-zero if something changed.
19262 (cprop): Remove function, fold interesting bits into one_cprop_pass.
19263 (find_implicit_sets): Add note about missed optimization opportunity.
19264 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
19265 pass_rtl_cprop execute function.
19266 Don't bother tracking the pass number, each pass gets its own dumpfile
19268 Always allow to alter jumpsand bypass jumps.
19269 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
19270 will just find no suitable set.
19271 (pre_edge_insert): Fix dumping, this function is for PRE only.
19272 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
19273 pass_rtl_pre execute function.
19274 (hoist_code): Return non-zero if something changed. Keep track of
19275 substitutions and insertions for statistics gathering similar to PRE.
19276 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
19277 called from the pass_rtl_hoist execute function. Show pass statistics.
19278 (compute_store_table): Use max_reg_num directly instead of using the
19279 formerly global max_gcse_regno.
19280 (build_store_vectors): Likewise.
19281 (replace_store_insn): Fix dumping.
19282 (store_motion): Rename to ...
19283 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
19284 pass, called from the pass_rtl_store_motion execute function. Keep
19285 track of substitutions and insertions for statistics gathering similar
19287 (bypass_jumps): Remove, fold interesting bits into ...
19288 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
19289 from the pass_rtl_cprop execute function.
19290 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
19291 pass_jump_bypass): Remove.
19292 (gate_handle_gcse, rest_of_handle_gcse): Remove.
19293 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
19294 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
19295 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
19296 (gate_rtl_store_motion, execute_rtl_store_motion,
19297 pass_rtl_store_motion): New.
19298 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
19299 make it clear that -fcse-skip-blocks is a no-op for backward compat.
19300 * passes.c (init_optimization_passes): Remove pass_gcse and
19301 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
19302 and cse_after_global_opts in place of pass_gcse. Schedule cprop
19303 instead of pass_jump_bypass.
19305 2009-04-27 Richard Guenther <rguenther@suse.de>
19307 PR middle-end/39928
19308 * gimplify.c (gimplify_expr): If we are required to create
19309 a temporary make sure it ends up as register.
19311 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
19314 * config/i386/i386.c (construct_container): Don't call
19315 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
19316 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
19318 2009-04-27 Michael Matz <matz@suse.de>
19320 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
19321 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
19322 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
19323 (dump_replaceable_exprs): Take a bitmap.
19324 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
19326 (expand_gimple_basic_block): Likewise.
19327 * tree-ssa-ter.c (struct temp_expr_table_d): Make
19328 replaceable_expressions member a bitmap.
19329 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
19330 (mark_replaceable): Likewise.
19331 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
19332 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
19334 2009-04-27 Richard Guenther <rguenther@suse.de>
19336 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
19337 (verify_stmts): Dispatch to gimple/type verification code.
19338 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
19339 issue with call argument types.
19341 2009-04-27 Michael Matz <matz@suse.de>
19343 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
19344 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
19347 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
19348 Eric Botcazou <ebotcazou@adacore.com>
19350 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
19351 a label's basic block.
19352 (mark_target_live_regs): Tidy and rework obsolete comments.
19353 Change back DF problem to LIVE. If a label starts a basic block,
19354 assume that all registers that used to be live then still are.
19355 (init_resource_info): If a label starts a basic block, set its
19356 BLOCK_FOR_INSN accordingly.
19357 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
19359 2009-04-27 Richard Guenther <rguenther@suse.de>
19361 * tree-flow-inline.h (function_ann): Remove.
19362 (get_function_ann): Likewise.
19363 * tree-dfa.c (create_function_ann): Remove.
19364 * tree-flow.h (struct static_var_ann_d): Remove.
19365 (struct function_ann_d): Likewise.
19366 (union tree_ann_d): Remove fdecl member.
19367 (function_ann_t): Remove.
19368 (function_ann, get_function_ann, create_function_ann): Remove
19371 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
19373 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
19375 2009-04-27 Jan Hubicka <jh@suse.cz>
19377 * ipa-pure-const.c (struct funct_state_d): New fields
19378 state_previously_known, looping_previously_known; remove
19379 state_set_in_source.
19380 (analyze_function): Use new fields.
19381 (propagate): Avoid assumption that state_set_in_source imply
19384 * tree-ssa-loop-niter.c (finite_loop_p): New function.
19385 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
19386 * cfgloop.h (finite_loop_p): Declare.
19388 2009-04-26 Michael Matz <matz@suse.de>
19390 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
19392 2009-04-26 Michael Matz <matz@suse.de>
19394 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
19395 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
19396 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
19397 pass_mark_used_blocks): Remove.
19398 * tree-optimize.c (pass_free_datastructures,
19399 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
19400 * passes.c (init_optimization_passes): Don't call
19401 pass_mark_used_blocks, remove dead code.
19403 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
19405 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
19406 * tree-ssa-live.h (register_ssa_partition): Likewise.
19408 2009-04-26 Michael Matz <matz@suse.de>
19411 * builtins.c (fold_builtin_next_arg): Handle SSA names.
19412 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
19413 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
19415 (compare_pairs): Swap cost comparison.
19416 (coalesce_ssa_name): Don't use change_partition_var.
19417 * tree-nrv.c (struct nrv_data): Add modified member.
19418 (finalize_nrv_r): Set it.
19419 (tree_nrv): Use it to update statements.
19420 (pass_nrv): Require PROP_ssa.
19421 * tree-mudflap.c (mf_decl_cache_locals,
19422 mf_build_check_statement_for): Use make_rename_temp.
19423 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
19424 * alias.c (find_base_decl): Handle SSA names.
19425 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
19426 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
19427 * rtl.h (set_reg_attrs_for_parm): Declare.
19428 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
19429 to "optimized", remove unused locals at finish.
19430 (execute_free_datastructures): Make global, call
19431 delete_tree_cfg_annotations.
19432 (execute_free_cfg_annotations): Don't call
19433 delete_tree_cfg_annotations.
19435 * ssaexpand.h: New file.
19436 * expr.c (toplevel): Include ssaexpand.h.
19437 (expand_assignment): Handle SSA names the same as register variables.
19438 (expand_expr_real_1): Expand SSA names.
19439 * cfgexpand.c (toplevel): Include ssaexpand.h.
19440 (SA): New global variable.
19441 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
19442 (SSAVAR): New macro.
19443 (set_rtl): New helper function.
19444 (add_stack_var): Deal with SSA names, use set_rtl.
19445 (expand_one_stack_var_at): Likewise.
19446 (expand_one_stack_var): Deal with SSA names.
19447 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
19448 before unique numbers.
19449 (expand_stack_vars): Use set_rtl.
19450 (expand_one_var): Accept SSA names, add asserts for them, feed them
19451 to above subroutines.
19452 (expand_used_vars): Expand all partitions (without default defs),
19453 then only the local decls (ignoring those expanded already).
19454 (expand_gimple_cond): Remove edges when jumpif() expands an
19455 unconditional jump.
19456 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
19457 or remove abnormal edges. Ignore insns setting the LHS of a TERed
19459 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
19460 members of SA; deal with PARM_DECL partitions here; expand
19461 all PHI nodes, free tree datastructures and SA. Commit instructions
19462 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
19463 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
19464 info and statements at start, collect garbage at finish.
19465 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
19466 (VAR_ANN_PARTITION) Remove.
19467 (change_partition_var): Don't declare.
19468 (partition_to_var): Always return SSA names.
19469 (var_to_partition): Only accept SSA names.
19470 (register_ssa_partition): Only check argument.
19471 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
19473 (delete_var_map): Don't free it.
19474 (var_union): Only accept SSA names, simplify.
19475 (partition_view_init): Mark only useful SSA names as used.
19476 (partition_view_fini): Only deal with SSA names.
19477 (change_partition_var): Remove.
19478 (dump_var_map): Use ssa_name instead of partition_to_var member.
19479 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
19481 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
19482 (struct _elim_graph): New member const_dests; nodes member vector of
19484 (set_location_for_edge): New static helper.
19485 (create_temp): Remove.
19486 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
19487 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
19488 (new_elim_graph): Allocate const_dests member.
19489 (clean_elim_graph): Truncate const_dests member.
19490 (delete_elim_graph): Free const_dests member.
19491 (elim_graph_size): Adapt to new type of nodes member.
19492 (elim_graph_add_node): Likewise.
19493 (eliminate_name): Likewise.
19494 (eliminate_build): Don't take basic block argument, deal only with
19495 partition numbers, not variables.
19496 (get_temp_reg): New static helper.
19497 (elim_create): Use it, deal with RTL temporaries instead of trees.
19498 (eliminate_phi): Adjust all calls to new signature.
19499 (assign_vars, replace_use_variable, replace_def_variable): Remove.
19500 (rewrite_trees): Only do checking.
19501 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
19502 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
19503 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
19504 contains_tree_r, MAX_STMTS_IN_LATCH,
19505 process_single_block_loop_latch, analyze_edges_for_bb,
19506 perform_edge_inserts): Remove.
19507 (expand_phi_nodes): New global function.
19508 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
19509 functions, initialize new parameter, remember partitions having a
19511 (finish_out_of_ssa): New global function.
19512 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
19513 don't reset in_ssa_p here, don't disable TER when mudflap.
19514 (pass_del_ssa): Remove.
19515 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
19517 (execute_free_datastructures): Declare.
19518 * Makefile.in (SSAEXPAND_H): New variable.
19519 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
19520 * basic-block.h (commit_one_edge_insertion): Declare.
19521 * passes.c (init_optimization_passes): Move pass_nrv and
19522 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
19523 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
19524 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
19525 (redirect_branch_edge): Deal with super block when expanding, split
19526 out jump patching itself into ...
19527 (patch_jump_insn): ... here, new static helper.
19529 2009-04-26 Michael Matz <matz@suse.de>
19531 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
19532 beyond num_ssa_names.
19533 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
19534 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
19536 2009-04-26 Jakub Jelinek <jakub@redhat.com>
19538 PR inline-asm/39543
19539 * fwprop.c (forward_propagate_asm): New function.
19540 (forward_propagate_and_simplify): Propagate also into __asm, if it
19541 doesn't increase the number of referenced registers.
19544 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
19546 2009-04-26 Jakub Jelinek <jakub@redhat.com>
19548 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
19549 note_nonlocal_vla_type for nonlocal VLAs.
19550 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
19551 contains_remapped_vars, remap_vla_decls): New functions.
19552 (convert_nonlocal_reference_stmt): If not optimizing, call
19553 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
19554 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
19555 if it wasn't found in var_map.
19556 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
19557 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
19558 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
19560 * gimplify.c (nonlocal_vlas): New variable.
19561 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
19563 (gimplify_body): Create and destroy nonlocal_vlas.
19565 * dwarf2out.c (loc_descr_plus_const): New function.
19566 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
19567 mem_loc_descriptor, loc_descriptor_from_tree_1,
19568 descr_info_loc, gen_variable_die): Use it.
19570 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
19571 !TREE_STATIC VAR_DECLs.
19572 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
19573 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
19574 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
19575 DECL_BY_REFERENCE is valid.
19576 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
19577 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
19578 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
19579 Copy DECL_BY_REFERENCE.
19580 (struct nesting_copy_body_data): New type.
19581 (nesting_copy_decl): New function.
19582 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
19583 if they have variable length.
19585 2009-04-26 Michael Matz <matz@suse.de>
19587 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
19588 mark new temporaries for renaming.
19590 2009-04-26 Joseph Myers <joseph@codesourcery.com>
19593 * c-decl.c (global_bindings_p): Return negative value.
19594 (c_variable_size): New. Based on variable_size from
19596 (grokdeclarator): Call c_variable_size not variable_size.
19598 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
19600 * config/i386/i386.c (print_operand) ['z']: Fix typo.
19602 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
19604 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
19605 Redefine it to just use mingw/include.
19606 (ASM_SPEC): Rules for -m32 and -m64.
19607 (LINK_SPEC): Use Likewise.
19608 (SPEC_32): New define.
19609 (SPEC_64): Likewise.
19610 (SUB_LINK_SPEC): Likewise.
19611 (MULTILIB_DEFAULTS): New define.
19612 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
19613 Add multilib options.
19614 (MULTILIB_DIRNAMES): Likewise.
19615 (MULTILIB_OSDIRNAMES): Likewise.
19616 (LIBGCC): Likewise.
19617 (INSTALL_LIBGCC): Likewise.
19619 2009-04-26 Joseph Myers <joseph@codesourcery.com>
19622 * c-tree.h (enum c_inline_static_type): New.
19623 (record_inline_static): Declare.
19624 * c-decl.c (struct c_inline_static, c_inline_statics,
19625 record_inline_static, check_inline_statics): New.
19626 (pop_file_scope): Call check_inline_statics.
19627 (start_decl): Call record_inline_static instead of pedwarning
19628 directly for static in inline function.
19629 * c-typeck.c (build_external_ref): Call record_inline_static
19630 instead of pedwarning directly for static referenced in inline
19633 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
19635 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
19636 not new but only being rescanned.
19637 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
19638 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
19639 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
19640 record_set_info, compute_set, grealloc): Remove.
19641 (recompute_all_luids): New function.
19642 (gcse_main): Don't compute sets, and don't do related memory
19643 allocations/free-ing. If something changed before the end of the
19644 pass, update LUIDs using recompute_all_luids.
19645 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
19646 (free_gcse_mem): Don't free it either.
19647 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
19648 Use the df insn LUIDs.
19649 (load_killed_in_block): Likewise.
19650 (compute_hash_table_work): Don't compute reg_set_in_block.
19651 (compute_transp): Use DF_REG_DEF_CHAINs.
19652 (local_cprop_pass): Don't use compute_sets and related functions.
19653 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
19654 Use get_max_uid() instead of max_cuid.
19655 (insert_insn_end_basic_block, pre_insert_copy_insn,
19656 update_ld_motion_stores): Don't try to
19657 keep reg_set tables up to date.
19658 (pre_insert_copies): Use df insn LUIDs.
19659 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
19660 (reg_set_info): Don't use extra bitmap argument.
19661 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
19662 information to compute regs_set_in_block.
19663 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
19664 (bypass_jumps): Don't use compute_sets and friends.
19666 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19669 * opts.c (undocumented_msg): Do not leave blank even with
19672 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19674 * c-decl.c (build_enumerator): Allow values folding to integer
19675 constants but not integer constant expressions with a pedwarn if
19678 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19681 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
19682 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
19683 type is an integer constant.
19685 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
19688 * config/i386/i386.c (print_operand) ['z']: Revert handling of
19691 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19694 * c-decl.c (grokdeclarator): Diagnose declarations of functions
19695 with variably modified return type and no storage class
19696 specifiers, except for the case of nested functions. Distinguish
19697 extern declarations of functions with variably modified return
19698 types from those of objects with variably modified types.
19700 2009-04-25 Jan Hubicka <jh@suse.cz>
19702 * tree.c (list_equal_p): New function.
19703 * tree.h (list_equal_p): Declare.
19704 * coretypes.h (edge_def, edge, const_edge, basic_block_def
19705 basic_block_def, basic_block, const_basic_block): New.
19706 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
19707 (redirect_eh_edge): New function.
19708 (make_eh_edge_update_phi): EH edges are not abnormal.
19709 * except.c: Include tree-flow.h.
19710 (list_match): New function.
19711 (eh_region_replaceable_by_p): New function.
19712 (replace_region): New function.
19713 (hash_type_list): New function.
19714 (hash_eh_region): New function.
19715 (eh_regions_equal_p): New function.
19716 (merge_peers): New function.
19717 (remove_unreachable_regions): Verify EH tree when checking;
19719 (copy_eh_region_1): New function.
19720 (copy_eh_region): New function.
19721 (push_reachable_handler): New function.
19722 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
19723 regions without label but with live RESX.
19724 * except.h (redirect_eh_edge_to_label): New.
19725 * tree-flow.h (redirect_eh_edge): New.
19726 * coretypes.h (edge_def, edge, const_edge, basic_block_def
19727 basic_block_def, basic_block, const_basic_block): Remove.
19728 * Makefile.in (except.o): Add dependency on tree-flow.h
19729 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
19730 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
19733 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
19736 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
19737 on the destination of memcpy.
19739 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
19741 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
19742 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
19743 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
19745 2009-04-25 Jan Hubicka <jh@suse.cz>
19747 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
19748 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
19749 to be reached by different label than left.
19750 (update_eh_edges): Update comment; remove edge_to_remove if possible
19751 and return true if suceeded.
19752 (cleanup_empty_eh): Accept sharing map; handle shared regions.
19753 (cleanup_eh): Compute sharing map.
19754 * except.c (remove_eh_handler_and_replace): Add argument if we should
19756 (remove_unreachable_regions): Update for label sharing.
19757 (label_to_region_map): Likewise.
19758 (get_next_region_sharing_label): New function.
19759 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
19761 (remove_eh_handler): Update.
19762 (remove_eh_region_and_replace_by_outer_of): New function.
19763 * except.h (struct eh_region): Add next_region_sharing_label.
19764 (remove_eh_region_and_replace_by_outer_of,
19765 get_next_region_sharing_label): Declare.
19766 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
19768 2009-04-25 Jan Hubicka <jh@suse.cz>
19770 * tree-cfg.c (split_critical_edges): Split also edges where we can't
19771 insert code even if they are not critical.
19773 2009-04-25 Jan Hubicka <jh@suse.cz>
19775 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
19776 (gimple_can_remove_branch_p): EH edges won't remove branch by
19778 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
19779 updating of non-abnormal EH edges.
19780 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
19781 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
19782 (split_critical_edges): Split also edges where emitting code on them
19783 will lead to splitting later.
19785 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
19786 H.J. Lu <hongjiu.lu@intel.com>
19789 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
19790 the configured assembler supports fildq and fistpq mnemonics.
19791 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
19792 * configure: Regenerated.
19793 * config.in: Ditto.
19795 * config/i386/i386.c (print_operand): Handle 'Z'.
19796 ['z']: Remove handling of special fild/fist suffixes.
19797 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
19798 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
19799 suffix of fild insn.
19800 (*floatsi<mode>2_vector_mixed): Ditto.
19801 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
19802 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
19803 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
19804 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
19805 * config/i386/gas.h (GAS_MNEMONICS): Remove.
19807 2009-04-25 Ben Elliston <bje@au.ibm.com>
19809 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
19810 the source of a set operation.
19812 2009-04-25 Anatoly Sokolov <aesok@post.ru>
19814 * target.h (struct gcc_target): Add case_values_threshold field.
19815 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
19816 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
19817 * targhooks.c (default_case_values_threshold): New function.
19818 * targhooks.h (default_case_values_threshold): Declare function.
19819 * stmt.c (expand_case): Use case_values_threshold target hook.
19820 * expr.h (case_values_threshold): Remove declartation.
19821 * expr.c (case_values_threshold): Remove function.
19822 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
19824 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
19825 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
19826 (avr_case_values_threshold): Declare as static.
19827 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
19829 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
19830 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
19831 (mn10300_case_values_threshold): New function.
19833 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
19835 * ira.c (setup_cover_and_important_classes): Add enum cast.
19837 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
19839 * genpreds.c (write_enum_constraint_num): Output definition of
19840 CONSTRAINT_NUM_DEFINED_P macro.
19841 * ira.c (setup_cover_and_important_classes): Use
19842 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
19844 2009-04-24 DJ Delorie <dj@redhat.com>
19846 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
19847 __SH2A_SINGLE_ONLY__ also.
19849 2009-04-24 Steve Ellcey <sje@cup.hp.com>
19851 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
19852 (movdf_internal): Ditto.
19853 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
19854 SFmode and DFmode constants.
19855 (ia64_print_operand): Add 'G' format for printing
19856 floating point constants.
19858 2009-04-24 Richard Guenther <rguenther@suse.de>
19860 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
19861 from unsigned additions.
19863 2009-04-24 Joseph Myers <joseph@codesourcery.com>
19865 * c-typeck.c (set_init_index): Allow array designators that are
19866 not integer constant expressions with a pedwarn if pedantic.
19868 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
19870 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
19871 zero if no overlap in nonzero bits between the operands.
19873 2009-04-24 Ian Lance Taylor <iant@google.com>
19875 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
19876 (record_dead_and_set_regs): Likewise.
19877 * df.h (struct df_mw_hardreg): Change flags field to int.
19878 (struct df_base_ref): Likewise.
19879 (struct df): Change changeable_flags field to int.
19880 * df-scan.c (df_defs_record): Change clobber_flags to int.
19881 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
19882 constants rather than #define macros.
19883 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
19884 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
19885 (enum dwarf_calling_convention): Likewise.
19886 (enum dwarf_line_number_x_ops): Likewise.
19887 (enum dwarf_call_frame_info): Likewise.
19888 (enum dwarf_source_language): Likewise.
19889 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
19890 (add_calling_convention_attribute): Likewise.
19891 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
19892 (combine_comparisons): Change compcode to int. Add cast to enum type.
19893 * genrecog.c (maybe_both_true_2): Change c to int.
19894 (write_switch): Likewise. Add cast to enum type.
19895 * gimplify.c (gimplify_omp_for): Handle return values from
19896 gimplify_expr using MIN rather than bitwise or.
19897 (gimplify_expr): Add cast to enum type.
19898 * ipa-prop.c (update_jump_functions_after_inlining): Change
19899 IPA_BOTTOM to IPA_JF_UNKNOWN.
19900 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
19901 Add casts to enum type.
19902 (setup_cover_and_important_classes): Change cl to int. Add casts
19904 (setup_class_translate): Change cl and mode to int.
19905 (ira_init_once): Change mode to int.
19906 (free_register_move_costs): Likewise.
19907 (setup_prohibited_mode_move_regs): Add casts to enum type.
19908 * langhooks.c (add_builtin_function_common): Rework assertion that
19909 value fits bitfield.
19910 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
19911 * omega.c (omega_do_elimination): Avoid math on enum types.
19912 * optabs.c (expand_vec_shift_expr): Remove casts to int.
19913 * opts.c (set_debug_level): Change 2 to enum constant. Use new
19914 int local to handle integral_argment value.
19915 * regmove.c (try_auto_increment): Change PUT_MODE to
19917 * reload.c (push_secondary_reload): Add casts to enum type.
19918 (secondary_reload_class, find_valid_class): Likewise.
19919 * reload1.c (emit_input_reload_insns): Likewise.
19920 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
19921 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
19922 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
19924 * tree.c (build_common_builtin_nodes): Add casts to enum type.
19925 * tree-complex.c (complex_lattice_t): Typedef to int rather than
19927 (expand_complex_libcall): Add casts to enum type.
19928 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
19929 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
19930 with ERROR_MARK, not NUM_TREE_CODES.
19931 (vect_create_epilog_for_reduction): Likewise.
19932 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
19933 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
19934 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
19936 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
19937 vect_unused_in_loop. Change 0 to loop_vect.
19938 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
19939 * var-tracking.c (get_init_value): Change return type to enum
19941 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
19942 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
19944 (arm_override_options): Add casts to enum type.
19945 (arm_emit_tls_decoration): Likewise.
19946 * config/i386/i386.c (ix86_function_specific_restore): Add casts
19948 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
19949 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
19950 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
19952 * config/s390/s390.c (code_for_builtin_64): Change to array of
19954 (code_for_builtin_31): Likewise.
19955 (s390_expand_builtin): Change code_for_builtin to enum insn_code
19957 * config/sparc/sparc.c (sparc_override_options): Change value
19958 field in struct code_model to enum cmodel. In initializer change
19959 0 to NULL and add cast to enum type.
19961 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
19962 Change all callers. Issue a -Wc++-compat warning using
19963 lhs_origtype if necessary.
19964 (convert_for_assignment): Issue -Wc++-compat warnings about
19965 invalid conversions to enum type on assignment.
19966 * c-common.h (build_modify_expr): Update declaration.
19968 2009-04-24 Nick Clifton <nickc@redhat.com>
19970 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
19971 (function_arg_advance): Likewise.
19972 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
19975 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
19977 * config/s390/constraints.md ('I', 'J'): Fix condition.
19979 2009-04-24 Diego Novillo <dnovillo@google.com>
19981 * gengtype-parse.c (parse_error): Add newline after message.
19983 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
19985 * config/i386/sse.md (avxmodesuffixs): Removed.
19986 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
19987 (*avx_pinsr<ssevecsize>): This.
19989 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
19991 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
19992 follow chains of regs with a single definition, and allow expressions
19993 that are function_invariant_p.
19994 (simple_rhs_p): Allow expressions that are function_invariant_p.
19996 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
19998 PR middle-end/39867
19999 * fold-const.c (fold_cond_expr_with_comparison): When folding
20000 > and >= to MAX, make sure the MAX uses the same type as the
20001 comparison's operands.
20003 2009-04-24 Nick Clifton <nickc@redhat.com>
20005 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
20006 addressing for DImode accesses.
20007 (frv_print_operand_address): Handle PLUS case.
20008 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
20010 2009-04-24 Jakub Jelinek <jakub@redhat.com>
20012 PR rtl-optimization/39794
20013 * alias.c (canon_true_dependence): Add x_addr argument.
20014 * rtl.h (canon_true_dependence): Adjust prototype.
20015 * cse.c (check_dependence): Adjust canon_true_dependence callers.
20016 * cselib.c (cselib_invalidate_mem): Likewise.
20017 * gcse.c (compute_transp): Likewise.
20018 * dse.c (scan_reads_nospill): Likewise.
20019 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
20020 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
20021 canon_base_addr of the group, plus optional offset.
20022 (struct group_info): Rename canon_base_mem to
20024 (get_group_info): Set canon_base_addr to canon_rtx of base, not
20025 canon_rtx of base_mem.
20027 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
20029 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
20030 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
20032 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20034 * config/spu/spu-builtins.h: Delete file.
20036 * config/spu/spu.h (enum spu_builtin_type): Move here from
20038 (struct spu_builtin_description): Likewise. Add GTY marker.
20039 Do not use enum spu_function_code or enum insn_code.
20040 (spu_builtins): Add extern declaration.
20042 * config/spu/spu.c: Do not include "spu-builtins.h".
20043 (enum spu_function_code, enum spu_builtin_type_index,
20044 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
20045 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
20046 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
20047 unsigned_V2DI_type_node): Move here from spu-builtins.h.
20048 (spu_builtin_types): Make static. Add GTY marker.
20049 (spu_builtins): Add extern declaration with GTY marker.
20050 Include "gt-spu.h".
20052 * config/spu/spu-c.c: Do not include "spu-builtins.h".
20053 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
20054 Check programmatically whether all parameters are scalar.
20056 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
20058 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
20060 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
20061 assignment from the constructor either if the target is volatile.
20063 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
20065 * config/arm/arm.md (insv): Do not share operands[0].
20067 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
20069 * config/vxlib-tls.c (active_tls_threads): Delete.
20070 (delete_hook_installed): New.
20071 (tls_delete_hook): Don't delete the delete hook.
20072 (tls_destructor): Delete it here.
20073 (__gthread_set_specific): Adjust installing the delete hook.
20074 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
20075 __gthread_leave_tsd_dtor_context.
20077 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
20079 * c-format.c (gcc_tdiag_char_table): Add support for %E.
20081 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
20083 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
20085 (alpha_rtx_costs): Ditto.
20086 (emit_unlikely_jump): Use add_reg_note.
20087 (emit_frame_store_1): Ditto.
20088 (alpha_expand_prologue): Ditto.
20089 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20090 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
20092 2009-04-23 Nick Clifton <nickc@redhat.com>
20094 * config/v850/v850.md (epilogue): Remove suppressed code.
20095 (return): Rename to return_simple and remove test of frame size.
20096 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
20097 to gen_return_simple.
20099 2009-04-22 Jing Yu <jingyu@google.com>
20102 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
20104 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
20107 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
20108 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
20109 value is a VECTOR_CST, the element type is the element type of the
20112 2009-04-22 DJ Delorie <dj@redhat.com>
20114 * config/m32c/m32c.h: Update GTY annotations to new syntax.
20116 2009-04-22 Jakub Jelinek <jakub@redhat.com>
20118 * alias.c (find_base_term): Move around LO_SUM case, so that
20119 CONST falls through into PLUS/MINUS handling.
20122 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
20123 into 0, use omit_one_operand.
20125 2009-04-23 Ben Elliston <bje@au.ibm.com>
20127 * config/rs6000/linux-unwind.h (get_regs): Remove type
20128 puns. Change the type of `pc' to an array of unsigned ints and
20129 update all users. Constify frame24.
20131 2009-04-22 DJ Delorie <dj@redhat.com>
20133 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
20134 declarations before code.
20135 (current_function_special_page_vector): Likewise.
20136 (m32c_expand_insv): Silence a warning.
20138 2009-04-21 Taras Glek <tglek@mozilla.com>
20140 * alias.c: Update GTY annotations to new syntax.
20141 * basic-block.h: Likewise.
20142 * bitmap.h: Likewise.
20143 * c-common.h: Likewise.
20144 * c-decl.c: Likewise.
20145 * c-parser.c: Likewise.
20146 * c-pragma.c: Likewise.
20147 * c-tree.h: Likewise.
20148 * cfgloop.h: Likewise.
20149 * cgraph.h: Likewise.
20150 * config/alpha/alpha.c: Likewise.
20151 * config/arm/arm.h: Likewise.
20152 * config/avr/avr.h: Likewise.
20153 * config/bfin/bfin.c: Likewise.
20154 * config/cris/cris.c: Likewise.
20155 * config/darwin.c: Likewise.
20156 * config/frv/frv.c: Likewise.
20157 * config/i386/i386.c: Likewise.
20158 * config/i386/i386.h: Likewise.
20159 * config/i386/winnt.c: Likewise.
20160 * config/ia64/ia64.h: Likewise.
20161 * config/iq2000/iq2000.c: Likewise.
20162 * config/mips/mips.c: Likewise.
20163 * config/mmix/mmix.h: Likewise.
20164 * config/pa/pa.c: Likewise.
20165 * config/pa/pa.h: Likewise.
20166 * config/rs6000/rs6000.c: Likewise.
20167 * config/s390/s390.c: Likewise.
20168 * config/sparc/sparc.c: Likewise.
20169 * config/xtensa/xtensa.c: Likewise.
20170 * cselib.h: Likewise.
20171 * dbxout.c: Likewise.
20172 * dwarf2out.c: Likewise.
20173 * except.c: Likewise.
20174 * except.h: Likewise.
20175 * fixed-value.h: Likewise.
20176 * function.c: Likewise.
20177 * function.h: Likewise.
20178 * gimple.h: Likewise.
20179 * integrate.c: Likewise.
20180 * optabs.c: Likewise.
20181 * output.h: Likewise.
20182 * real.h: Likewise.
20184 * stringpool.c: Likewise.
20185 * tree-data-ref.c: Likewise.
20186 * tree-flow.h: Likewise.
20187 * tree-scalar-evolution.c: Likewise.
20188 * tree-ssa-address.c: Likewise.
20189 * tree-ssa-alias.h: Likewise.
20190 * tree-ssa-operands.h: Likewise.
20191 * tree.c: Likewise.
20192 * tree.h: Likewise.
20193 * varasm.c: Likewise.
20194 * varray.h: Likewise.
20196 * coretypes.h: Do not define GTY macro if it is already defined.
20197 * doc/gty.texi: Update GTY documentation to new syntax.
20198 * gengtype-lex.l: Enforce attribute-like syntax for GTY
20199 annotations on structs.
20200 * gengtype-parse.c: Likewise.
20202 2009-04-22 Mark Heffernan <meheff@google.com>
20204 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
20206 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20208 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
20211 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20213 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
20214 the same as a PLUS without a shift. Increase the cost of a
20217 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20219 * Makefile.in: Update dependencies.
20220 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
20221 * errors.h: Remove bogus comment about compatibility.
20222 (warning): Update declaration.
20223 * genautomata.c: Update all calls to warning.
20224 * gimple.c: Do not include errors.h. Include toplev.h.
20225 * tree-ssa-structalias.c: Do not include errors.h.
20226 * omega.c: Likewise.
20227 * tree-ssa-reassoc.c: Likewise.
20228 * config/spu/spu-c.c: Likewise.
20229 * config/spu/t-spu-elf: Update dependencies.
20231 2009-04-22 Richard Guenther <rguenther@suse.de>
20233 PR tree-optimization/39824
20234 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
20235 make sure the types are compatible.
20237 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20240 * c-common.c (c_parse_error): Take a token_flags parameter.
20241 Use token_type for the token type instead.
20242 Pass token_flags to cpp_type2name.
20243 * c-common.h (c_parse_error): Update declaration.
20244 * c-parser.c (c_parser_error): Pass 0 as token flags.
20246 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
20248 PR rtl-optimization/39580
20249 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
20251 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20253 * function.c (expand_function_end): Do not emit a jump to the "naked"
20254 return label for fall-through returns.
20255 * except.c (sjlj_emit_function_exit): Always place the call to the
20256 unregister function at the location installed by expand_function_end.
20258 2009-04-22 Richard Guenther <rguenther@suse.de>
20260 PR tree-optimization/39845
20261 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
20262 (gen_inbound_check): Likewise.
20264 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
20266 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
20268 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
20269 * config/vxlib.c (__gthread_once): Add race guard for PPC.
20271 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20273 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
20274 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
20275 shift counts to avoid out-of-bounds array accesses.
20277 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20279 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
20280 (Pmode): Move above.
20282 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
20284 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
20285 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
20286 GET_CODE macro. Use IN_RANGE macro where appropriate.
20287 * config/alpha/alpha.h: Ditto.
20288 * config/alpha/alpha.md: Ditto.
20289 * config/alpha/constraints.md: Ditto.
20290 * config/alpha/predicates.md: Ditto.
20292 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20294 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
20295 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20296 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20297 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20298 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20299 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20300 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20301 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20302 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20303 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20304 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20305 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20306 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20307 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20308 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20309 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20310 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20311 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20312 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20313 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20314 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20315 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20316 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20317 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20318 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20319 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20320 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20322 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
20324 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
20325 references from comments.
20326 * cfgbuild.c: (count_basic_blocks): Delete.
20327 (find_basic_blocks_1): Delete.
20328 (find_basic_blocks): Delete.
20329 * except.c (finish_eh_generation): Make static. Move comment from
20330 except.h here. Remove find_basic_blocks references from comments.
20331 * except.h (finish_eh_generation): Delete.
20332 * basic-block.h (find_basic_blocks): Delete.
20333 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
20335 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
20337 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
20338 (sdbout_parms): Likewise.
20340 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
20342 * config/sh/sh.c (prepare_cbranch_operands): Use
20343 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
20344 (expand_cbranchdi4): Likewise.
20345 (from_compare): Add cast to enum type.
20346 (expand_cbranchsi4): Use add_reg_note.
20347 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
20348 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
20349 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
20350 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20351 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
20352 instead of CODE_FOR_nothing.
20353 (cbranchdi4): Likewise. Fix the order of arguments for
20355 (push_fpscr): Use add_reg_note.
20356 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
20357 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
20359 2009-04-21 Joseph Myers <joseph@codesourcery.com>
20361 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
20362 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
20363 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
20364 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
20365 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
20366 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
20367 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
20368 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
20369 config/alpha/x-vms, config/arc/t-arc,
20370 config/arm/README-interworking, config/arm/arm-c.c,
20371 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
20372 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
20373 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
20374 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
20375 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
20376 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
20377 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
20378 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
20379 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
20380 config/cris/t-elfmulti, config/crx/t-crx,
20381 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
20382 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
20383 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
20384 config/h8300/t-h8300, config/i386/athlon.md,
20385 config/i386/darwin-libgcc.10.4.ver,
20386 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
20387 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
20388 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
20389 config/i386/t-linux64, config/i386/t-nwld,
20390 config/i386/t-rtems-i386, config/i386/t-sol2-10,
20391 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
20392 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
20393 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
20394 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
20395 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
20396 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
20397 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
20398 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
20399 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
20400 config/m68k/t-uclinux, config/mcore/t-mcore,
20401 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
20402 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
20403 config/mips/crtn.asm, config/mips/irix-crti.asm,
20404 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
20405 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
20406 config/mips/mips-fixed.md, config/mips/sb1.md,
20407 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
20408 config/mips/t-iris6, config/mips/t-isa3264,
20409 config/mips/t-libgcc-mips16, config/mips/t-linux64,
20410 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
20411 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
20412 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
20413 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
20414 config/mn10300/t-linux, config/mn10300/t-mn10300,
20415 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
20416 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
20417 config/picochip/libgccExtras/clzsi2.asm,
20418 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
20419 config/rs6000/darwin-libgcc.10.4.ver,
20420 config/rs6000/darwin-libgcc.10.5.ver,
20421 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
20422 config/rs6000/t-aix43, config/rs6000/t-aix52,
20423 config/rs6000/t-darwin, config/rs6000/t-fprules,
20424 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
20425 config/rs6000/t-lynx, config/rs6000/t-netbsd,
20426 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
20427 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
20428 config/rs6000/t-rtems, config/rs6000/t-spe,
20429 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
20430 config/score/t-score-elf, config/sh/divcost-analysis,
20431 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
20432 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
20433 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
20434 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
20435 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
20436 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
20437 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
20438 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
20439 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
20440 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
20441 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
20442 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
20443 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
20444 limitx.h, version.c, xcoff.h: Add copyright and license notices.
20445 * config/h8300/genmova.sh: Include copyright and license notices
20446 in generated output.
20447 * config/h8300/mova.md: Regenerate.
20448 * doc/install.texi2html: Include word "Copyright" in copyright
20449 notice and use name "Free Software Foundation, Inc.".
20450 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
20451 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
20452 ChangeLog-2007, ChangeLog-2008: Correct dates.
20454 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
20456 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
20457 NE_EXPR operations as well.
20458 * c-parser.c (c_parser_condition): Do not set location information on
20460 (c_parser_conditional_expression): Likewise.
20461 (c_parser_binary_expression): Set location information on operators.
20462 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
20463 TRUTH_NOT_EXPR has been folded.
20464 * fold-const.c (fold_truth_not_expr): Copy location information from
20465 the incoming expression to the outgoing one.
20466 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
20467 recursive calls on the LHS of the operator but pass that of the
20468 operator to recursive calls on the RHS of the operator. Set it
20470 (shortcut_cond_expr): Set the locus of the operator on the second
20471 COND_EXPR and that of the expression on the first in degenerate cases.
20472 Pass the locus of the expression to calls to shortcut_cond_r.
20473 Set the locus of the 'then' block on the associated jump, if any.
20474 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
20475 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
20476 expression to call to gimplify_boolean_expr.
20478 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
20480 * config.gcc: Add additional configuration for
20481 i686-w64-mingw* and x86_64-w64-mingw* triplet.
20482 * config/i386/mingw-w64.h: New mingw-w64 specific header.
20483 (CPP_SPEC): Redefine for allowing -municode option.
20484 (STARTFILE_SPEC): Likewise.
20485 * config/i386/t-mingw-w64: New.
20486 * config/i386/mingw-w64.opt: New.
20487 (municode): Add new target option.
20488 * doc/invoke.texi (municode): Add documentation for new option.
20490 2009-04-21 Ian Lance Taylor <iant@google.com>
20492 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
20493 Correct test for number of arguments.
20494 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
20496 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
20498 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
20499 argument of emit_library_call.
20501 2009-04-21 Richard Guenther <rguenther@suse.de>
20503 PR middle-end/39829
20504 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
20505 inside VIEW_CONVERT_EXPRs.
20507 2009-04-21 Martin Jambor <mjambor@suse.cz>
20509 * tree-switch-conversion.c (build_constructors): Split a long line.
20510 (constructor_contains_same_values_p): New function.
20511 (build_one_array): Create assigns of constants if possible, do not
20512 call mark_sym_for_renaming, call update_stmt.
20513 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
20514 make_rename_temp. Do not call mark_symbols_for_renaming, call
20516 (gen_def_assigns): Do not call mark_symbols_for_renaming or
20517 find_new_referenced_vars, call update_stmt.
20518 (gen_inbound_check): Use create_tmp_var and create ssa names manually
20519 instead of calling make_rename_temp. Do not call
20520 find_new_referenced_vars or mark_symbols_for_renaming, call
20523 2009-04-21 Richard Guenther <rguenther@suse.de>
20525 PR tree-optimization/39827
20526 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
20527 (tree_ssa_phiprop): Pass the correct array size.
20529 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
20531 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
20533 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
20536 * c-typeck.c (lvalue_p): Move declaration ...
20537 * c-common.h (lvalue_p): ... to here.
20538 * c-common.c (candidate_equal_p): New.
20539 (add_tlist): Use it.
20540 (merge_tlist): Use it.
20541 (warn_for_collisions_1): Likewise.
20542 (warning_candidate_p): Accept more candidates.
20543 (verify_tree): A warning candidate can be an expression. Use
20546 2009-04-21 Ben Elliston <bje@au.ibm.com>
20549 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
20550 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
20551 options. Remove -mcall-solaris documentation.
20553 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20556 * doc/invoke.texi (-Wlong-long): Update description.
20557 * c-lex (interpret_integer): Only warn if there was no previous
20558 overflow and -Wlong-long is enabled.
20559 * c-decl.c (declspecs_add_type): Drop redundant flags.
20560 * c.opt (Wlong-long): Init to -1.
20561 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
20562 and front-end warn_long_long. Wlong-long only depends on other
20563 flags if it is uninitialized.
20564 * c-parser.c (disable_extension_diagnostics): warn_long_long is
20565 the same for CPP and FE.
20566 (restore_extension_diagnostics): Likewise.
20568 2009-04-20 Ian Lance Taylor <iant@google.com>
20570 Fix enum conversions which are invalid in C++:
20571 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
20572 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
20573 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
20574 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
20575 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
20576 (dbxout_parms): Likewise.
20577 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
20578 (df_clear_flags): Likewise.
20579 * df-problems.c (df_rd_bb_local_compute_process_def): Change
20580 top_flag parameter to int.
20581 (df_chain_create_bb_process_use): Likewise.
20582 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
20584 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
20585 (df_ref_create_structure, df_def_record_1): Likewise.
20586 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
20587 (df_notes_rescan): Change 0 to VOIDmode in function call.
20588 (df_get_call_refs, df_insn_refs_collect): Likewise.
20589 (df_bb_regs_collect): Likewise.
20590 (df_entry_block_defs_collect): Likewise.
20591 (df_exit_block_uses_collect): Likewise.
20592 * df.h: Update declarations.
20593 * double-int.c (double_int_divmod): Add cast to enum type.
20594 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
20595 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
20596 (based_loc_descr): Likewise.
20597 (loc_descriptor_from_tree_1): Change first_op and second_op to
20598 enum dwarf_location_atom. Add cast to enum type.
20599 * expmed.c (init_expmed): Change 0 to SET in function call.
20600 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
20601 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
20602 (do_store_flag): Likewise.
20603 * fixed-value.h (struct fixed_value): Change mode to enum
20605 * function.c (assign_parms): Change 0 to VOIDmode in function call.
20606 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
20608 (insert_insn_decl, insert_decl, insert_state): Likewise.
20609 (automata_list_finish): Likewise.
20610 * genrecog.c (process_define_predicate): Add cast to enum type.
20611 * gensupport.c (init_predicate_table): Add cast to enum type.
20612 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
20614 (gimple_build_call_1, gimple_build_label): Likewise.
20615 (gimple_build_goto, gimple_build_asm_1): Likewise.
20616 (gimple_build_switch_1, gimple_build_cdt): Likewise.
20617 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
20618 (enum fallback): Rename from enum fallback_t.
20619 (fallback_t): Typedef as int.
20620 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
20621 GSI_SAME_STMT in function call.
20622 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
20624 (setup_reg_class_relations): Likewise.
20625 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
20626 (setup_prohibited_class_mode_regs): Add cast to enum type.
20627 (setup_prohibited_mode_move_regs): Likewise.
20628 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
20629 (record_address_regs): Change i to enum reg_class.
20630 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
20631 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
20632 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
20633 (GET_MODE_2XWIDER_MODE): Likewise.
20634 (GET_CLASS_NARROWEST_MODE): Likewise.
20635 * omp-low.c (expand_omp_for): Add cast to enum type.
20636 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
20637 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
20638 * postreload.c (reload_cse_simplify_operands): Change rclass local
20640 * predict.c (combine_predictions_for_insn): Change best_predictor
20641 and predictor to enum br_predictor.
20642 (combine_predictions_for_bb): Likewise.
20643 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
20644 use SET_PREDICT_EXPR_OUTCOME.
20645 * real.c (real_arithmetic): Change icode to code in function call.
20646 * reginfo.c (init_move_cost): Add casts to enum type.
20647 (init_reg_sets_1, init_fake_stack_mems): Likewise.
20648 * regmove.c (regclass_compatible_p): Change class0 and class1 to
20650 * reload.c (find_valid_class): Add casts to enum type.
20651 (push_reload): Change 0 to NO_REGS in function call.
20652 (find_reloads): Change this_alternative to array of enum
20653 reg_class. Remove some now-unnecessary casts.
20654 (make_memloc): Change 0 to VOIDmode in function call.
20655 * reload1.c (reload): Change 0 to VOIDmode in function call.
20656 (eliminate_regs_1, elimination_effects): Likewise.
20657 (eliminate_regs_in_insn): Likewise.
20658 (emit_input_reload_insns): Add cast to enum type.
20659 (delete_output_reload): Change 0 to VOIDmode in function call.
20660 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
20661 to enum type in function call.
20662 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
20663 (SET_PREDICT_EXPR_OUTCOME): Define.
20664 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
20665 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
20666 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
20667 (dump_function): Likewise.
20668 * tree-dump.h: Update declarations.
20669 * tree-pass.h: Update declarations.
20670 * varasm.c (assemble_integer): Change mclass to enum mode_class.
20671 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
20673 (arm_rtx_costs_1): Correct parenthesization.
20674 (arm_rtx_costs): Add casts to enum type.
20675 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
20676 (vfp_emit_fstmd): Use add_rg_note.
20677 (emit_multi_reg_push, emit_sfm): Likewise.
20678 (thumb_set_frame_pointer): Likewise.
20679 (arm_expand_prologue): Likewise.
20680 (arm_regno_class): Change return type to enum reg_class.
20681 (thumb1_expand_prologue): Use add_reg_note.
20682 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
20683 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
20685 * config/arm/gentune.sh: Add cast to enum type.
20686 * config/arm/arm-tune.md: Rebuild.
20687 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
20688 (ix86_split_fp_branch, predict_jump): Likewise.
20689 (ix86_expand_multi_arg_builtin): Change sub_code from enum
20690 insn_code to enum rtx_code.
20691 (ix86_builtin_vectorized_function): Add cast to enum type.
20692 * config/i386/i386.md (truncdfsf2): Change slot to enum
20694 (truncxf<mode>2, isinf<mode>2): Likewise.
20695 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
20697 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
20698 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
20699 (insert_bundle_state): Change 1 to INSERT in function call.
20700 (ia64_add_bundle_selector_before): Likewise.
20701 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
20702 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
20703 (restore_stack_nonlocal): Likewise.
20704 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
20706 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
20708 (mips_rtx_costs): Likewise.
20709 (mips_override_options): Add casts to enum type.
20710 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
20712 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
20713 (store_reg, set_reg_plus_d): Likewise.
20714 (hppa_expand_prologue, hppa_profile_hook): Likewise.
20715 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
20717 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
20719 (emit_unlikely_jump): Use add_reg_note.
20720 (rs6000_emit_allocate_stack): Likewise.
20721 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
20722 (output_toc): Change 1 to INSERT in function call.
20723 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
20724 (rs6000_initialize_trampoline): Likewise.
20725 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
20727 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
20728 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
20729 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
20730 (save_gprs): Use add_reg_note.
20731 (s390_emit_prologue): Likewise.
20732 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20733 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
20734 (sparc_fold_builtin): Add cast to enum type.
20735 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
20737 (spu_expand_prologue): Use add_reg_note.
20738 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
20740 2009-04-20 Ian Lance Taylor <iant@google.com>
20742 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
20743 (c_parser_postfix_expression_after_primary): Get VEC for list of
20744 arguments. Get original types of arguments. Call
20745 build_function_call_vec.
20746 (cached_expr_list_1, cached_expr_list_2): New static variables.
20747 (c_parser_expr_list): Change return type to VEC *. Add
20748 p_orig_types parameter. Change all callers.
20749 (c_parser_release_expr): New static function.
20750 (c_parser_vec_to_tree_list): New static function.
20751 * c-typeck.c (build_function_call): Rewrite to build a VEC and
20752 call build_function_call_vec.
20753 (build_function_call_vec): New function, based on old
20754 build_function_call.
20755 (convert_arguments): Remove nargs and argarray parameters. Change
20756 values to a VEC. Add origtypes parameter.
20757 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
20758 (convert_for_assignment): Add origtype parameter. Change all
20759 callers. If warn_cxx_compat, check for conversion to an enum
20760 type when calling a function.
20761 (store_init_value): Add origtype parameter. Change all callers.
20762 (digest_init): Likewise.
20763 (struct init_node): Add origtype field.
20764 (add_pending_init): Add origtype parameter. Change all callers.
20765 (output_init_element): Likewise.
20766 (output_pending_init_elements): Pass origtype from init_node to
20767 output_init_element.
20768 (process_init_element): Pass origtype from c_expr to
20769 output_init_element.
20770 (c_finish_return): Add origtype parameter. Change all callers.
20771 * c-common.c (sync_resolve_size): Change params to VEC *. Change
20773 (sync_resolve_params): Likewise.
20774 (sync_resolve_return): Change params to first_param. Change caller.
20775 (resolve_overloaded_builtins): Change params to VEC *. Change
20776 callers. Save first parameter around call to build_function_call_vec.
20777 * c-decl.c (finish_decl): Add origtype parameter. Change all
20778 callers. Call build_function_call_vec rather than
20779 build_function_call for cleanup.
20780 * c-tree.h: Update declarations.
20781 * c-common.h: Update declarations.
20782 * stub-objc.c (objc_rewrite_function_call): Change parameter from
20783 params to first_param.
20784 * target.h (struct gcc_target): Change resolve_overloaded_builtin
20785 params parameter from tree to void *.
20786 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
20787 Change arglist parameter to have type void *, and to be a pointer
20789 * config/rs6000/rs6000-protos.h
20790 (altivec_resolve_overloaded_builtin): Update declaration.
20791 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
20792 fnargs parameter to have type void *, and to be a pointer to a
20793 VEC. Call build_function_call_vec instead of
20794 build_function_call.
20795 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
20797 2009-04-20 Joey Ye <joey.ye@intel.com>
20798 Xuepeng Guo <xuepeng.guo@intel.com>
20799 H.J. Lu <hongjiu.lu@intel.com>
20801 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
20803 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
20804 (IX86_LEA_PRIORITY): Likewise.
20805 (distance_non_agu_define): New function.
20806 (distance_agu_use): Likewise.
20807 (ix86_lea_for_add_ok): Likewise.
20808 (ix86_dep_by_shift_count): Likewise.
20810 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
20811 should split for LEA.
20813 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
20815 (ix86_dep_by_shift_count): Likewise.
20817 2009-04-20 Richard Guenther <rguenther@suse.de>
20819 * expr.c (handled_component_p): Move ...
20820 * tree.h (handled_component_p): ... here.
20821 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
20822 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
20823 and REALPART_EXPR to be in one group.
20825 2009-04-20 Richard Guenther <rguenther@suse.de>
20827 * basic-block.h (get_all_dominated_blocks): Declare.
20828 * dominance.c (get_all_dominated_blocks): New function.
20829 * tree-cfg.c (get_all_dominated_blocks): Remove.
20830 (remove_edge_and_dominated_blocks): Adjust.
20831 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
20832 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
20833 instead of recursing.
20835 2009-04-20 Doug Kwan <dougkwan@google.com>
20837 * cgraph.h (cgraph_node_ptr): New type for vector functions.
20838 (struct cgraph_node_set_def): New type.
20839 (cgraph_node_set) New type. Also declare vector functions.
20840 (struct cgraph_node_set_element_def): New type.
20841 (cgraph_node_set_element): Ditto.
20842 (cgraph_node_set_iterator): New iterator type.
20843 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
20844 cgraph_node_set_remove, dump_cgraph_node_set,
20845 debug_cgraph_node_set): New prototypes.
20846 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
20847 cgraph_node_set_size): New inlines.
20848 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
20849 including cgraph.h.
20850 (struct ipa_opt_pass): Add struct cgraph_node_set_def
20851 argument to function 'write_summary'.
20852 * ipa.c: Include ggc.h.
20853 (hash_cgraph_node_set_element,
20854 eq_cgraph_node_set_element, cgraph_node_set_new,
20855 cgraph_node_set_add, cgraph_node_set_remove,
20856 cgraph_node_set_find, dump_cgraph_node_set,
20857 debug_cgraph_node_set): New functions.
20858 * Makefile.in (ipa.o): Add dependency on GGC_H.
20860 2009-04-20 Ira Rosen <irar@il.ibm.com>
20862 PR tree-optimization/39675
20863 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
20864 check of the return code of vect_schedule_slp. Check that
20865 stmt_vec_info still exists for the statement, before checking its
20866 vectorization type.
20868 2009-04-20 Michael Matz <matz@suse.de>
20870 * Makefile.in (generated_files): Take out $(simple_generated_c).
20872 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
20874 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
20875 (UINTPTR_TYPE): Likewise.
20877 2009-04-19 Joseph Myers <joseph@codesourcery.com>
20880 * c-typeck.c (digest_init): Check for initializing an array with a
20883 2009-04-19 Joseph Myers <joseph@codesourcery.com>
20886 * c-semantics.c (pop_stmt_list): Propagate
20887 STATEMENT_LIST_HAS_LABEL to parent statement list.
20889 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
20891 * config/mips/mips.h (mips_tune_attr): New macro.
20892 * config/mips/mips.md (cpu): Use it.
20894 2009-04-19 Joseph Myers <joseph@codesourcery.com>
20897 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
20900 2009-04-19 Diego Novillo <dnovillo@google.com>
20902 * toplev.c (compile_file): Move call to coverage_finish ...
20903 * cgraphunit.c (ipa_passes): ... here.
20904 Call cgraph_process_new_functions.
20905 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
20906 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
20908 2009-04-19 Jan Hubicka <jh@suse.cz>
20910 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
20912 (dump_cgraph_node): Dump can throw external flag.
20913 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
20915 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
20919 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
20920 * common.opt (Wlogical-op): Move from here...
20921 * c.opt (Wlogical-op): ... to here.
20922 * c-typeck.c (parser_build_binary_op): Update call to
20923 warn_logical_operator.
20924 * c-opts.c (c_common_post_options): Enable warn_logical_op with
20926 * c-common.c (warn_logical_op): Update.
20927 * c-common.h (warn_logical_op): Update declaration.
20929 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
20931 * tree.c (protected_set_expr_location): Fix formatting.
20933 2009-04-18 Joseph Myers <joseph@codesourcery.com>
20936 * c-typeck.c (readonly_warning): new.
20937 (build_unary_op, build_modify_expr): Use readonly_warning for
20938 storing into something readonly but not const-qualified.
20940 2009-04-18 Joseph Myers <joseph@codesourcery.com>
20943 * c-typeck.c (build_unary_op): Check for taking address of
20944 expression of type void.
20946 2009-04-18 Joseph Myers <joseph@codesourcery.com>
20949 * c-typeck.c (build_function_call): Check for calling a function
20950 with qualified void return types. Call require_complete_type when
20953 2009-04-18 Jan Hubicka <jh@suse.cz>
20955 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
20957 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
20958 can_throw_external flag.
20959 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
20960 * ipa-pure-const.c (ignore_edge): New function.
20961 (propagate): Compute order for NOTHROW computation; set NOTHROWs
20962 only over can_throw_external edges.
20963 (local_pure_const): Add nothrow flag.
20964 * ipa-utils.c (searchc): Add ignore_edge callback.
20965 (ipa_utils_reduced_inorder): Add ignore_edge callback.
20966 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
20967 (set_nothrow_function_flags): Update cgraph.
20968 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
20970 2009-04-18 Richard Guenther <rguenther@suse.de>
20972 PR middle-end/39804
20973 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
20974 (fold_stmt): ... this and ...
20975 (fold_stmt_inplace): ... this.
20976 (fold_stmt_1): Fold references in calls and asms.
20977 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
20979 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
20981 * tree-vrp.c (ssa_name_nonzero_p): Remove.
20982 * tree.h: Remove the prototype for ssa_name_nonzero_p.
20984 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
20986 * tree.c (function_args_count): Remove.
20987 * tree.h: Remove the prototype for function_args_count.
20989 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
20991 * tree-iterator.c (expr_only): Remove.
20992 * tree.h: Remove the prototype for expr_only.
20994 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
20996 * reginfo.c (cannot_change_mode_set_regs): Remove.
20997 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
20999 2009-04-08 Anatoly Sokolov <aesok@post.ru>
21001 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
21002 whether operands 0 and 1 overlaps.
21004 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
21006 PR middle-end/36902
21007 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
21008 pointer. Use warning_at instead of warning.
21009 (search_for_addr_array): Likewise.
21010 (check_array_bounds): Likewise.
21011 (check_all_array_refs): Check that the incoming edge is not in the
21012 list of edges to be removed.
21013 (check_all_array_refs): Avoid the temporal pointer.
21014 (vrp_visit_cond_stmt): Fix typo.
21015 (simplify_switch_using_ranges): Handle the case where the switch
21016 index is an integer constant.
21018 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
21020 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
21022 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21024 * doc/extend.texi, doc/invoke.texi: Fix typos.
21026 2009-04-17 Cary Coutant <ccoutant@google.com>
21028 * tree-flow-inline.h (get_lineno): Fix inverted test.
21030 2009-04-17 Diego Novillo <dnovillo@google.com>
21032 * tree-ssa-pre.c (create_expression_by_pieces): Remove
21033 assertion for AVAIL_OUT.
21035 2009-04-17 Mike Frysinger <vapier@gentoo.org>
21038 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
21039 * config/sh/linux-atomic.asm: Likewise.
21041 2009-04-17 Diego Novillo <dnovillo@google.com>
21043 * except.c (debug_eh_tree): New.
21044 (struct eh_region, struct eh_status): Move ...
21045 * except.h: ... here.
21046 (add_type_for_runtime): Declare extern.
21047 (lookup_type_for_runtime): Likewise.
21048 (debug_eh_tree): Declare.
21049 * Makefile.in (GTFILES): List except.h before except.c
21051 2009-04-17 Diego Novillo <dnovillo@google.com>
21053 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
21054 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
21055 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
21056 (find_vars_r): ... here.
21057 * tree-flow.h (find_referenced_vars_in): Declare.
21058 * tree-ssa-pre.c (create_expression_by_pieces): Assert
21059 that AVAIL_OUT exists for BLOCK.
21060 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
21061 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
21062 (tree-parloops.o): Likewise.
21064 2009-04-17 Simon Baldwin <simonb@google.com>
21066 * toplev.c (default_tree_printer): Add handling for %E format.
21068 2009-04-17 Diego Novillo <dnovillo@google.com>
21070 * tree-pretty-print.c (dump_generic_node): Add break after
21071 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
21072 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
21073 FUNCTION_TYPE together. Call print_struct_decl when printing
21074 structures and TDF_SLIM is not given.
21075 (print_struct_decl): Fix logic for detecting recursion.
21077 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21080 * gcc.c (create_at_file): New.
21081 (compile_input_file_p): New.
21082 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
21083 * main.c (main): Update call to toplev_main.
21084 * toplev.c (toplev_main): Change signature. Call expandargv.
21085 * toplev.h (toplev_main): Change signature.
21087 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21089 * dwarf2out.c (field_byte_offset): Use the type size as the field size
21090 if the latter is not constant.
21092 2009-04-17 David Edelsohn <edelsohn@gnu.org>
21094 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
21096 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21098 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
21099 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
21101 2009-04-17 Richard Guenther <rguenther@suse.de>
21103 * tree-ssa-structalias.c (get_constraint_for_component_ref):
21104 Handle component references view-converting an invariant address.
21106 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
21108 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
21109 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
21110 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
21111 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
21112 Use @deftypevr rather than @deftypevar.
21114 2009-04-17 Richard Guenther <rguenther@suse.de>
21116 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
21117 (get_prop_source_stmt): Likewise.
21118 (can_propagate_from): Likewise.
21120 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
21122 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
21123 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
21124 (--with-multilib-list): Add default value.
21125 * configure: Regenerate.
21126 * Makefile.in (TM_ENDIAN_CONFIG): Define.
21127 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
21128 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
21129 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
21130 Don't add default cpu to multilib list unnecessarily, but do enable
21131 the relevant compiler option..
21132 Add support for --with-multilib-list=<blank> and
21133 --with-multilib-list=!<somelib> to supress unwanted multilibs.
21134 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
21135 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
21136 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
21137 TM_MULTILIB_CONFIG.
21138 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
21139 (MULTILIB_OSDIRNAMES): New variable.
21140 * config/sh/t-1e: Delete file.
21141 * config/sh/t-mlib-sh1: Delete file.
21142 * config/sh/t-mlib-sh2: Delete file.
21143 * config/sh/t-mlib-sh2a: Delete file.
21144 * config/sh/t-mlib-sh2a-nofpu: Delete file.
21145 * config/sh/t-mlib-sh2a-single: Delete file.
21146 * config/sh/t-mlib-sh2a-single-only: Delete file.
21147 * config/sh/t-mlib-sh2e: Delete file.
21148 * config/sh/t-mlib-sh3e: Delete file.
21149 * config/sh/t-mlib-sh4: Delete file.
21150 * config/sh/t-mlib-sh4-nofpu: Delete file.
21151 * config/sh/t-mlib-sh4-single: Delete file.
21152 * config/sh/t-mlib-sh4-single-only: Delete file.
21153 * config/sh/t-mlib-sh4a: Delete file.
21154 * config/sh/t-mlib-sh4a-nofpu: Delete file.
21155 * config/sh/t-mlib-sh4a-single: Delete file.
21156 * config/sh/t-mlib-sh4a-single-only: Delete file.
21157 * config/sh/t-mlib-sh4al: Delete file.
21158 * config/sh/t-mlib-sh5-32media: Delete file.
21159 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
21160 * config/sh/t-mlib-sh5-64media: Delete file.
21161 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
21162 * config/sh/t-mlib-sh5-compact: Delete file.
21163 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
21164 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
21165 * doc/install.texi (Options specification): Add
21166 --with-multilib-list and --with-endian.
21168 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21170 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
21172 (OBJS-common): Add plugin-version.o.
21173 (plugin-version.o): New.
21174 * gcc-plugin.h (plugin_gcc_version): New.
21175 (plugin_default_version_check): New.
21176 (plugin_init_func, plugin_init): Add version argument.
21177 * plugin-version.c: New.
21178 * plugin.c (str_plugin_gcc_version_name): New.
21179 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
21180 pass it to the init function.
21181 (plugin_default_version_check): New.
21183 2009-04-17 Richard Guenther <rguenther@suse.de>
21185 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
21186 for decl-vs-decl disambiguation.
21188 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
21190 * config/s390/s390.h (s390_tune_attr): New macro definition.
21191 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
21193 2009-04-17 Richard Guenther <rguenther@suse.de>
21195 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
21196 (fold_stmt_r): Likewise.
21197 (maybe_fold_reference): New function.
21198 (fold_gimple_assign): Handle cases fold_stmt_r did.
21199 (fold_stmt): Do not use fold_stmt_r.
21200 (fold_stmt_inplace): Likewise.
21202 2009-04-17 Richard Guenther <rguenther@suse.de>
21204 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
21205 (record_equivalences_from_stmt): Remove useless checks and
21207 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
21208 the type is already suitable.
21210 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
21212 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
21214 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
21216 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
21217 (CMPtype): Define as __gcc_CMPtype.
21219 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
21221 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
21222 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
21224 2009-04-17 Richard Guenther <rguenther@suse.de>
21226 PR tree-optimization/39746
21227 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
21228 special-casing for builtins and static variable use/def.
21229 (call_may_clobber_ref_p_1): Likewise.
21231 2009-04-16 Ian Lance Taylor <iant@google.com>
21233 * df.h: Include "timevar.h".
21234 (struct df_problem): Change tv_id field to timevar_id_t.
21235 * tree-pass.h: Include "timevar.h".
21236 (struct opt_pass): Change tv_id field to timevar_id_t.
21237 * timevar.h (timevar_id_t): Define TV_NONE.
21238 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
21239 TV_NONE rather than tv_id != 0.
21240 (execute_one_pass): Likewise.
21241 * Makefile.in (DF_H): Add $(TIMEVAR_H).
21242 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
21243 dependencies to $(TREE_PASS_H).
21244 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
21246 (pass_branch_target_load_optimize2): Likewise.
21247 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
21248 (pass_outof_cfg_layout_mode): Likewise.
21249 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
21250 (pass_rebuild_cgraph_edges): Likewise.
21251 (pass_remove_cgraph_callee_edges): Likewise.
21252 * df-core.c (pass_df_initialize_opt): Likewise.
21253 (pass_df_initialize_no_opt): Likewise.
21254 (pass_df_finish): Likewise.
21255 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
21256 * except.c (pass_set_nothrow_function_flags): Likewise.
21257 (pass_convert_to_eh_region_ranges): Likewise.
21258 * final.c (pass_compute_alignments): Likewise.
21259 * function.c (pass_instantiate_virtual_regs): Likewise.
21260 (pass_init_function): Likewise.
21261 (pass_leaf_regs): Likewise.
21262 (pass_match_asm_constraints): Likewise.
21263 * gimple-low.c (pass_lower_cf): Likewise.
21264 (pass_mark_used_blocks): Likewise.
21265 * init-regs.c (pass_initialize_regs): Likewise.
21266 * integrate.c (pass_initial_value_sets): Likewise.
21267 * ira.c (pass_ira): Likewise.
21268 * jump.c (pass_cleanup_barriers): Likewise.
21269 * omp-low.c (pass_expand_omp): Likewise.
21270 (pass_lower_omp): Likewise.
21271 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
21272 * recog.c (pass_split_all_insns): Likewise.
21273 (pass_split_after_reload): Likewise.
21274 (pass_split_before_regstack): Likewise.
21275 (pass_split_before_sched2): Likewise.
21276 (pass_split_for_shorten_branches): Likewise.
21277 * reginfo.c (pass_reginfo_init): Likewise.
21278 (pass_subregs_of_mode_init): Likewise.
21279 (pass_subregs_of_mode_finish): Likewise.
21280 * passes.c (pass_postreload): Likewise.
21281 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
21282 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
21283 (pass_warn_function_return): Likewise.
21284 (pass_warn_function_noreturn): Likewise.
21285 * tree-complex.c (pass_lower_complex): Likewise.
21286 (pass_lower_complex_O0): Likewise.
21287 * tree-if-conv.c (pass_if_conversion): Likewise.
21288 * tree-into-ssa.c (pass_build_ssa): Likewise.
21289 * tree-mudflap.c (pass_mudflap_1): Likewise.
21290 (pass_mudflap_2): Likewise.
21291 * tree-nomudflap.c (pass_mudflap_1): Likewise.
21292 (pass_mudflap_2): Likewise.
21293 * tree-nrv.c (pass_return_slot): Likewise.
21294 * tree-object-size.c (pass_object_sizes): Likewise.
21295 * tree-optimize.c (pass_all_optimizations): Likewise.
21296 (pass_early_local_passes): Likewise.
21297 (pass_all_early_optimizations): Likewise.
21298 (pass_cleanup_cfg): Likewise.
21299 (pass_cleanup_cfg_post_optimizing): Likewise.
21300 (pass_free_datastructures): Likewise.
21301 (pass_free_cfg_annotations): Likewise.
21302 (pass_fixup_cfg): Likewise.
21303 (pass_init_datastructures): Likewise.
21304 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
21305 (pass_late_warn_uninitialized): Likewise.
21306 (pass_update_address_taken): Likewise.
21307 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
21308 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
21309 (pass_cse_sincos): Likewise.
21310 (pass_convert_to_rsqrt): Likewise.
21311 * tree-ssa-structalias.c (pass_build_alias): Likewise.
21312 * tree-stdarg.c (pass_stdarg): Likewise.
21313 * tree-tailcall.c (pass_tail_recursion): Likewise.
21314 (pass_tail_calls): Likewise.
21315 * tree-vect-generic.c (pass_lower_vector): Likewise.
21316 (pass_lower_vector_ssa): Likewise.
21317 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
21319 2009-04-16 Joseph Myers <joseph@codesourcery.com>
21321 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
21323 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
21325 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
21326 logical and signext.
21328 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
21331 * config/sh/predicates.md (arith_operand): Check if the operand
21332 of TRUNCATE is a REG.
21334 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21336 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
21337 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
21339 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21341 * tree-iterator.c (tsi_split_statement_list_after,
21342 tsi_split_statement_list_before): Remove.
21343 * tree-iterator.h: Remove the prototypes for
21344 tsi_split_statement_list_after and tsi_split_statement_list_before.
21346 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21348 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
21349 * tree-ssa-propagate.h: Remove the prototype for
21350 stmt_makes_single_load.
21352 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21354 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
21355 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
21357 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21359 * tree-iterator.c (EXPR_LAST_BODY): Remove.
21361 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21363 * except.c (eh_region_outer_p): Remove.
21364 * except.h: Remove the prototype for eh_region_outer_p.
21366 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21368 * function.c (current_function_assembler_name): Remove.
21369 * function.h: Remove the prototype for
21370 current_function_assembler_name.
21372 2009-04-16 Ian Lance Taylor <iant@google.com>
21374 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
21375 (add_reg_note): Call alloc_reg_note.
21376 * rtl.h (alloc_reg_note): Declare.
21377 * combine.c (try_combine): Use alloc_reg_note.
21378 (recog_for_combine, move_deaths): Likewise.
21379 (distribute_notes): Use alloc_reg_note and add_reg_note.
21380 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
21381 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
21382 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
21384 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
21386 PR rtl-optimization/39762
21387 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
21388 ira_may_move_out_cost): Add comments about way of their usage.
21389 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
21391 * ira-conflicts.c (process_regs_for_copy): Use function
21392 ira_get_register_move_cost instead of global
21393 ira_register_move_cost.
21395 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
21396 color_pass, move_spill_restore, update_curr_costs): Ditto.
21398 * ira-lives.c (process_single_reg_class_operands): Ditto.
21400 * ira-emit.c (emit_move_list): Ditto.
21402 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
21403 (record_reg_classes): Ditto. Use functions
21404 ira_get_register_move_cost and ira_get_may_move_cost instead of
21405 global vars ira_register_move_cost, ira_may_move_out_cost and
21406 ira_may_move_in_cost.
21407 (record_address_regs): Don't call ira_init_register_move_cost.
21408 Use function ira_get_may_move_cost instead of global
21409 ira_may_move_in_cost.
21410 (process_bb_node_for_hard_reg_moves): Use function
21411 ira_get_register_move_cost instead of global ira_register_move_cost.
21412 (ira_costs): Don't call ira_init_register_move_cost.
21414 2009-04-16 Richard Guenther <rguenther@suse.de>
21416 * tree-cfg.c (verify_gimple_assign_binary):
21417 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
21418 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
21419 (create_general_new_stmt): Note that this function is broken.
21421 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21423 * common.opt (fhelp): Add Var(help_flag).
21424 * gcc-plugin.h (plugin_info): Add help.
21425 * plugin.c (plugin_name_args): Add help.
21426 (register_plugin_info): Set plugin->help.
21427 (print_help_one_plugin): New.
21428 (print_plugins_help): New.
21429 * plugin.h (print_plugins_help): New.
21430 * toplev.c (toplev_main): Call print_plugins_help if needed.
21432 2009-04-16 Richard Guenther <rguenther@suse.de>
21434 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
21435 (gimple_ior_addresses_taken_1): New function.
21436 (gimple_ior_addresses_taken): Likewise.
21437 * gimple.h (struct gimple_statement_with_ops_base): Remove
21438 addresses_taken member.
21439 (gimple_ior_addresses_taken): Declare.
21440 (gimple_addresses_taken, gimple_addresses_taken_ptr,
21441 gimple_set_addresses_taken): Remove.
21442 * ipa-reference.c (mark_address): New function.
21443 (scan_stmt_for_static_refs): Use it for marking addresses taken.
21444 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
21445 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
21446 (gimple_add_to_addresses_taken): Remove.
21447 (get_tmr_operands): Call mark_address_taken.
21448 (get_asm_expr_operands): Likewise.
21449 (get_expr_operands): Likewise.
21450 (build_ssa_operands): Do not clear the addresses_taken bitmap.
21451 (free_stmt_operands): Do not free it.
21452 * tree-ssa.c (delete_tree_ssa): Likewise.
21453 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
21455 2009-04-16 Richard Guenther <rguenther@suse.de>
21457 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
21458 (walk_stmt_load_store_ops): Likewise.
21459 * gimple.c (get_base_loadstore): New function.
21460 (walk_stmt_load_store_addr_ops): Likewise.
21461 (walk_stmt_load_store_ops): Likewise.
21462 * ipa-pure-const.c (check_op): Simplify.
21463 (check_load, check_store): New functions.
21464 (check_stmt): Use walk_stmt_load_store_ops.
21465 * ipa-reference.c (mark_load): Adjust signature.
21466 (mark_store): Likewise.
21467 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
21469 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21471 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
21472 (plugin_info): New.
21473 * opts.c (common_handle_option): Don't call print_version.
21474 * plugin.c (plugin_name_args): Add version.
21475 (register_plugin_info): New.
21476 (register_callback): Handle PLUGIN_INFO.
21477 (try_init_one_plugin): New.
21478 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
21480 (finalize_one_plugin): New.
21481 (finalize_plugins): New.
21482 (print_one_plugin): New.
21483 (print_plugins_versions): New.
21484 * plugin.h (print_plugins_versions): New.
21485 (finalize_plugins): New.
21486 * toplev.c (compile_file): Don't call initialize_plugins.
21487 (print_version): Call print_plugins_versions.
21488 (toplev_main): Call initialize_plugins. Print version if needed.
21489 Call finalize_plugins.
21491 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21493 * common.opt (fversion): New.
21494 * gcc.c (print_version): New.
21495 (process_command): Don't print the version. Just set print_version.
21496 (main): Print version. Call subprocesses if print_version and
21497 verbose_flag are set.
21498 * opts.c (common_handle_option): Handle OPT_fversion.
21500 2009-04-16 Richard Guenther <rguenther@suse.de>
21501 Ira Rosen <irar@il.ibm.com>
21503 PR tree-optimization/39698
21504 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
21505 type of the reduction variable. Only generate the def if
21508 * omp-low.c (expand_omp_for_generic): When converting to a pointer
21509 make sure to first convert to an integer of the same precision.
21510 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
21511 the type of the evolution correctly in computing the new
21512 induction variable base.
21514 2009-04-16 Richard Guenther <rguenther@suse.de>
21516 PR middle-end/39625
21517 * tree-cfg.c (make_blocks): Split statements with to-be
21518 abnormal SSA names on the lhs.
21520 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
21522 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
21523 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
21524 * c-typeck.c (really_start_incremental_init): Likewise.
21525 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
21526 (TARGET_INITIALIZER): Remove it.
21527 * target.h (struct target): Remove vector_opaque_p.
21528 * tree.c (build_opaque_vector_type): New.
21529 * tree.h (TYPE_VECTOR_OPAQUE): New.
21530 (build_opaque_vector_type): Declare.
21531 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
21532 * config/rs6000/rs6000.c (build_opaque_vector_type,
21533 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
21534 (rs6000_init_builtins): Use build_opaque_vector_type for
21535 opaque_V4SI_type_node.
21537 2009-04-15 Catherine Moore <clm@codesourcery.com>
21539 * debug.h (set_name): Declare.
21540 * dwarf2out.c (dwarf2out_set_name): Declare.
21541 (dwarf2_debug_hooks): Add set_name.
21542 (find_AT_string): New.
21543 (add_AT_string): Call find_AT_string.
21544 (dwarf2out_set_name): New.
21545 * cp/decl.c (grokdeclarator): Call set_name.
21546 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
21547 * debug.c (do_nothing_debug_hooks): Likewise.
21548 * dbxout.c (dbx_debug_hooks): Likewise.
21549 * sdbout.c (sdb_debug_hooks): Likewise.
21551 2009-04-15 Michael Eager <eager@eagercon.com>
21553 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
21554 reg for single-precision FPU.
21555 * config/rs6000/rs6000.md (movsi_internal1): Only for
21556 !TARGET_SINGLE_FPU.
21557 (movsi_internal1_single): New. Add pattern to move SI values to/from
21558 single-precision FP regs.
21560 2009-04-15 Richard Guenther <rguenther@suse.de>
21562 * omp-low.c (lower_rec_input_clauses): Build correct address
21564 (expand_omp_for_generic): Fix multiplication type.
21565 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
21566 (generate_memset_zero): Fix types.
21567 * tree-profile.c (prepare_instrumented_value): Correctly
21570 2009-04-15 Ian Lance Taylor <iant@google.com>
21572 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
21573 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
21574 for -Wall and for -Wc++-compat.
21575 (c_common_post_options): For C++, set warn_enum_compare if not
21577 * c-tree.h (struct c_expr): Add field original_type.
21578 (build_external_ref): Update declaration.
21579 * c-parser.c (c_parser_braced_init): Set original_type.
21580 (c_parser_initelt): Likewise.
21581 (c_parser_expr_no_commas): Likewise.
21582 (c_parser_conditional_expression): Likewise.
21583 (c_parser_cast_expression): Likewise.
21584 (c_parser_unary_expression): Likewise. Pull setting of
21585 original_code to top of function.
21586 (c_parser_sizeof_expression): Set original_type.
21587 (c_parser_alignof_expression): Likewise.
21588 (c_parser_postfix_expression): Likewise. Pull setting of
21589 original_code to top of function.
21590 (c_parser_postfix_expression_after_paren_type): Set original_type.
21591 (c_parser_postfix_expression_after_primary): Likewise.
21592 (c_parser_expression): Likewise.
21593 * c-typeck.c (build_external_ref): Add type parameter. Change all
21595 (c_expr_sizeof_expr): Set original_type field.
21596 (parser_build_unary_op): Likewise.
21597 (parser_build_binary_op): Likewise. Optionally warn about
21598 comparisons of enums of different types.
21599 (digest_init): Set original_type field.
21600 (really_start_incremental_init): Likewise.
21601 (push_init_level, pop_init_level): Likewise.
21602 * doc/invoke.texi (Warning Options): -Wenum-compare now
21605 2009-04-15 Richard Guenther <rguenther@suse.de>
21607 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
21608 out a necessary conversion.
21609 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
21610 names we didn't value number.
21611 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
21613 2009-04-15 Richard Guenther <rguenther@suse.de>
21615 PR tree-optimization/39764
21616 * tree-ssa-ccp.c (get_value): Canonicalize value with
21617 canonicalize_float_value.
21619 2009-04-15 Jan Hubicka <jh@suse.cz>
21621 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
21622 Wrong version of patch.
21624 2009-04-15 Jan Hubicka <jh@suse.cz>
21626 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
21628 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
21630 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
21631 our distinct integral and vector types.
21633 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
21635 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
21636 * init.c (build_vtbl_address): Remove call to assemble_external.
21638 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
21640 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
21641 output for other floating point modes.
21643 2009-04-14 Diego Novillo <dnovillo@google.com>
21645 * diagnostic.c (diagnostic_report_diagnostic): Do not
21646 warn about loaded plugins for DK_ERROR and DK_WARNING.
21647 * c-decl.c (declspecs_add_type): Move call to
21648 invoke_plugin_callbacks ...
21649 * c-parser.c (c_parser_declspecs): ... here.
21650 * plugin.c (dump_active_plugins): Tidy output.
21652 2009-04-14 Diego Novillo <dnovillo@google.com>
21653 Le-Chun Wu <lcwu@google.com>
21655 * configure.ac: Add --enable-plugin support.
21656 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
21657 * Makefile.in (PLUGIN_H): Define.
21658 Export ENABLE_PLUGIN and GMPINC to site.exp.
21659 Add PLUGINLIBS to link command.
21660 Add/modify dependencies for plugin.o and files including plugin.h.
21662 * config.in: Regenerate.
21664 * opts.c (common_handle_option): Handle OPT_fplugin_ and
21667 2009-04-14 Le-Chun Wu <lcwu@google.com>
21669 * tree-pass.h (register_one_dump_file): Add a prototype for
21670 register_one_dump_file.
21671 * toplev.c (compile_file): Call initialize_plugins.
21672 (do_compile): Call invoke_plugin_callbacks.
21673 (toplev_main): Call invoke_plugin_callbacks.
21674 * common.opt: Add -fplugin= and -fplugin-arg-.
21675 * gcc-plugin.h: New public header file for plugins to include.
21676 * plugin.c: New source file.
21677 * plugin.h: New internal header file.
21678 * passes.c (register_one_dump_file): Make it external.
21680 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
21682 2009-04-14 Diego Novillo <dnovillo@google.com>
21684 * doc/plugins.texi: New.
21685 * doc/gccint.texi: Add reference to Plugins chapter.
21686 * doc/invoke.texi: Document -fplugin and -fplugin-arg
21687 * diagnostic.c (diagnostic_report_diagnostic): Warn about
21688 loaded plugins, if any.
21689 * timevar.def (TV_PLUGIN_INIT): Define.
21690 (TV_PLUGIN_RUN): Define.
21691 * plugin.c: Include timevar.h
21692 (plugins_active_p): New.
21693 (dump_active_plugins): New.
21694 (debug_active_plugins): New.
21696 2009-04-14 Joseph Myers <joseph@codesourcery.com>
21698 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
21700 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
21702 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
21704 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
21705 the same as a minus without a shift.
21707 2009-04-14 Nick Clifton <nickc@redhat.com>
21709 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
21710 comparisons with small integers will always produce a short
21713 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
21716 2008-12-19 Diego Novillo <dnovillo@google.com>
21718 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
21720 2009-04-14 Richard Guenther <rguenther@suse.de>
21722 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
21724 (verify_gimple_assign_binary): Likewise. Handle shifts and
21726 (verify_gimple_phi): Print the mismatched argument position.
21727 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
21729 (vect_update_init_of_dr): Likewise.
21730 * matrix-reorg.c (transform_access_sites): Do what the
21732 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
21734 2009-04-13 Michael Eager <eager@eagercon.com>
21736 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
21737 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
21738 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
21739 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
21740 remove duplicate config
21742 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
21744 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
21745 file_name:line_number type locator of the call site.
21747 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
21749 * genautomata.c: Put blank after comma.
21750 (automaton_decls): New.
21751 (struct unit_usage): Add comments to member next.
21752 (store_alt_unit_usage): Keep the list ordered.
21753 (unit_present_on_list_p, equal_alternatives_p): New.
21754 (check_regexp_units_distribution): Check units distribution
21755 correctness correctly.
21756 (main): Don't write automata if error is found. Return correct
21759 * config/m68k/cf.md (cfv4_ds): Remove.
21760 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
21761 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
21763 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
21764 power4-load-ext, power4-store, power4-store-update,
21765 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
21766 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
21767 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
21768 power4-sqrt, power4-isync): Modify reservation to make correct
21769 unit distribution to automata.
21771 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
21772 power5-store-update, power5-two, power5-three, power5-lmul,
21773 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
21775 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
21777 * except.c (pass_set_nothrow_function_flags): Set name and add
21779 (set_nothrow_function_flags): Mention in the dump file when
21780 changing a function to nothrow.
21782 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
21785 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
21786 instead of unsigned long.
21788 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21790 * config/arm/arm.c (return_used_this_function): Remove.
21791 (arm_output_function_prologue): Remove use of
21792 return_used_this_function.
21793 (output_return_instruction): Replace use of
21794 return_used_this_function
21795 by cfun->machine->return_used_this_function.
21796 (arm_output_epilogue): Likewise.
21797 (arm_output_function_epilogue): Likewise.
21798 (thumb_unexpanded_epilogue): Likewise.
21799 * config/arm/arm.h (struct machine_function):
21800 New member return_used_this_function.
21802 2009-04-12 Mark Mitchell <mark@codesourcery.com>
21804 * doc/install.texi: Correct description of default directory for
21805 --with-gxx-include-dir.
21807 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
21809 * fold-const.c (build_range_check): Properly deal with enumeral and
21810 boolean base types.
21812 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
21814 * doc/invoke.texi (max_gcse_passes): Remove documentation.
21815 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
21816 * params.h (MAX_GCSE_PASSES): Remove.
21817 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
21818 in sequence. Remove ability to run multiple passes.
21819 (bypass_jumps): Report run as third CPROP pass.
21821 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
21823 PR middle-end/39651
21824 * except.c (can_throw_external): Look at each insn in a SEQUENCE
21825 when deciding whether the whole SEQUENCE can throw.
21827 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
21830 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
21831 offseted label references.
21833 2009-04-11 Jan Hubicka <jh@suse.cz>
21835 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
21837 2009-04-11 Richard Guenther <rguenther@suse.de>
21839 PR middle-end/39732
21840 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
21841 return variables as TREE_ADDRESSABLE.
21843 2009-04-11 Richard Guenther <rguenther@suse.de>
21845 PR tree-optimization/39713
21846 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
21847 reference trees have SSA_NAME operands.
21849 2009-04-11 Richard Guenther <rguenther@suse.de>
21852 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
21853 address expressions.
21855 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
21857 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
21858 match changes in Cygwin 1.7
21859 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
21860 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
21862 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
21864 PR tree-optimization/39701
21865 * doc/invoke.texi (Optimization Options): Document change in
21866 meaning and initialization of -fdelete-null-pointer-checks.
21868 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
21870 PR middle-end/39701
21871 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
21873 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
21876 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
21878 2009-04-10 Chao-ying Fu <fu@mips.com>
21880 * doc/tm.texi (Instruction Output): Document
21881 TARGET_ASM_FINAL_POSTSCAN_INSN.
21882 * target.h (final_postscan_insn): New field in asm_out.
21883 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
21884 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
21885 * final.c (final_scan_insn): Call
21886 targetm.asm_out.final_postscan_insn after outputting
21887 an asm macro and a normal instruction.
21889 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
21890 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
21891 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
21892 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
21893 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
21895 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
21897 PR middle-end/39701
21898 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
21899 variables as non-NULL even with -fdelete-null-pointer-checks.
21901 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
21903 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
21905 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
21908 * config/i386/i386.c (classify_argument): Handle SCmode with
21909 (bit_offset % 64) != 0.
21911 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
21913 * doc/invoke.texi (Optimize Options): Add cross-reference to
21914 -Q --help=optimizers examples.
21916 2009-04-10 Ben Elliston <bje@au.ibm.com>
21919 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
21920 regalign for the reg == fpr and TDmode case.
21922 2009-04-09 David Ayers <ayers@fsfe.org>
21925 * objc/objc-act.c (warn_with_method): Remove helper function.
21926 (check_duplicates): Call warning and inform directly.
21927 (really_start_method): Likewise.
21929 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
21931 * expmed.c (expand_divmod): Always use a comparison for a division
21932 by a large unsigned integer.
21934 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
21935 for things others than variables or functions as nonzero.
21937 2009-04-09 Nick Clifton <nickc@redhat.com>
21939 * unwind-compat.c: Change copyright header to refer to version
21940 3 of the GNU General Public License with version 3.1 of the
21941 GCC Runtime Library Exception and to point readers at the
21942 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
21943 * config/alpha/crtfastmath.c: Likewise.
21944 * config/alpha/linux-unwind.h: Likewise.
21945 * config/alpha/qrnnd.asm: Likewise.
21946 * config/alpha/vms-crt0-64.c: Likewise.
21947 * config/alpha/vms-crt0.c: Likewise.
21948 * config/alpha/vms-dwarf2.asm: Likewise.
21949 * config/alpha/vms-dwarf2eh.asm: Likewise.
21950 * config/alpha/vms-psxcrt0-64.c: Likewise.
21951 * config/alpha/vms-psxcrt0.c: Likewise.
21952 * config/alpha/vms_tramp.asm: Likewise.
21953 * config/arc/initfini.c: Likewise.
21954 * config/arc/lib1funcs.asm: Likewise.
21955 * config/arm/bpabi-v6m.S: Likewise.
21956 * config/arm/bpabi.S: Likewise.
21957 * config/arm/bpabi.c: Likewise.
21958 * config/arm/crti.asm: Likewise.
21959 * config/arm/crtn.asm: Likewise.
21960 * config/arm/ieee754-df.S: Likewise.
21961 * config/arm/ieee754-sf.S: Likewise.
21962 * config/arm/lib1funcs.asm: Likewise.
21963 * config/arm/libunwind.S: Likewise.
21964 * config/arm/linux-atomic.c: Likewise.
21965 * config/arm/mmintrin.h: Likewise.
21966 * config/arm/pr-support.c: Likewise.
21967 * config/arm/unaligned-funcs.c: Likewise.
21968 * config/arm/unwind-arm.c: Likewise.
21969 * config/arm/unwind-arm.h: Likewise.
21970 * config/avr/libgcc.S: Likewise.
21971 * config/bfin/crti.s: Likewise.
21972 * config/bfin/crtlibid.s: Likewise.
21973 * config/bfin/crtn.s: Likewise.
21974 * config/bfin/lib1funcs.asm: Likewise.
21975 * config/bfin/linux-unwind.h: Likewise.
21976 * config/cris/arit.c: Likewise.
21977 * config/cris/cris_abi_symbol.c: Likewise.
21978 * config/darwin-64.c: Likewise.
21979 * config/darwin-crt2.c: Likewise.
21980 * config/darwin-crt3.c: Likewise.
21981 * config/darwin.h: Likewise.
21982 * config/dbxelf.h: Likewise.
21983 * config/dfp-bit.c: Likewise.
21984 * config/dfp-bit.h: Likewise.
21985 * config/elfos.h: Likewise.
21986 * config/fixed-bit.c: Likewise.
21987 * config/fixed-bit.h: Likewise.
21988 * config/fp-bit.c: Likewise.
21989 * config/fp-bit.h: Likewise.
21990 * config/fr30/crti.asm: Likewise.
21991 * config/fr30/crtn.asm: Likewise.
21992 * config/fr30/lib1funcs.asm: Likewise.
21993 * config/freebsd-spec.h: Likewise.
21994 * config/frv/cmovd.c: Likewise.
21995 * config/frv/cmovh.c: Likewise.
21996 * config/frv/cmovw.c: Likewise.
21997 * config/frv/frvbegin.c: Likewise.
21998 * config/frv/frvend.c: Likewise.
21999 * config/frv/lib1funcs.asm: Likewise.
22000 * config/glibc-stdint.h: Likewise.
22001 * config/h8300/clzhi2.c: Likewise.
22002 * config/h8300/crti.asm: Likewise.
22003 * config/h8300/crtn.asm: Likewise.
22004 * config/h8300/ctzhi2.c: Likewise.
22005 * config/h8300/fixunssfsi.c: Likewise.
22006 * config/h8300/lib1funcs.asm: Likewise.
22007 * config/h8300/parityhi2.c: Likewise.
22008 * config/h8300/popcounthi2.c: Likewise.
22009 * config/i386/ammintrin.h: Likewise.
22010 * config/i386/att.h: Likewise.
22011 * config/i386/avxintrin.h: Likewise.
22012 * config/i386/biarch64.h: Likewise.
22013 * config/i386/bmmintrin.h: Likewise.
22014 * config/i386/cpuid.h: Likewise.
22015 * config/i386/cross-stdarg.h: Likewise.
22016 * config/i386/crtfastmath.c: Likewise.
22017 * config/i386/crtprec.c: Likewise.
22018 * config/i386/cygming-crtbegin.c: Likewise.
22019 * config/i386/cygming-crtend.c: Likewise.
22020 * config/i386/cygwin.asm: Likewise.
22021 * config/i386/emmintrin.h: Likewise.
22022 * config/i386/gmm_malloc.h: Likewise.
22023 * config/i386/gthr-win32.c: Likewise.
22024 * config/i386/i386.h: Likewise.
22025 * config/i386/immintrin.h: Likewise.
22026 * config/i386/linux-unwind.h: Likewise.
22027 * config/i386/linux64.h: Likewise.
22028 * config/i386/mm3dnow.h: Likewise.
22029 * config/i386/mmintrin-common.h: Likewise.
22030 * config/i386/mmintrin.h: Likewise.
22031 * config/i386/nmmintrin.h: Likewise.
22032 * config/i386/pmm_malloc.h: Likewise.
22033 * config/i386/pmmintrin.h: Likewise.
22034 * config/i386/smmintrin.h: Likewise.
22035 * config/i386/sol2-c1.asm: Likewise.
22036 * config/i386/sol2-ci.asm: Likewise.
22037 * config/i386/sol2-cn.asm: Likewise.
22038 * config/i386/sol2-gc1.asm: Likewise.
22039 * config/i386/tmmintrin.h: Likewise.
22040 * config/i386/unix.h: Likewise.
22041 * config/i386/w32-unwind.h: Likewise.
22042 * config/i386/wmmintrin.h: Likewise.
22043 * config/i386/x86-64.h: Likewise.
22044 * config/i386/x86intrin.h: Likewise.
22045 * config/i386/xmmintrin.h: Likewise.
22046 * config/ia64/crtbegin.asm: Likewise.
22047 * config/ia64/crtend.asm: Likewise.
22048 * config/ia64/crtfastmath.c: Likewise.
22049 * config/ia64/crti.asm: Likewise.
22050 * config/ia64/crtn.asm: Likewise.
22051 * config/ia64/fde-glibc.c: Likewise.
22052 * config/ia64/lib1funcs.asm: Likewise.
22053 * config/ia64/linux-unwind.h: Likewise.
22054 * config/ia64/quadlib.c: Likewise.
22055 * config/ia64/unwind-ia64.c: Likewise.
22056 * config/linux.h: Likewise.
22057 * config/m32c/m32c-lib1.S: Likewise.
22058 * config/m32c/m32c-lib2-trapv.c: Likewise.
22059 * config/m32c/m32c-lib2.c: Likewise.
22060 * config/m32r/initfini.c: Likewise.
22061 * config/m68hc11/larith.asm: Likewise.
22062 * config/m68hc11/m68hc11-crt0.S: Likewise.
22063 * config/m68k/cf.md: Likewise.
22064 * config/m68k/crti.s: Likewise.
22065 * config/m68k/crtn.s: Likewise.
22066 * config/m68k/lb1sf68.asm: Likewise.
22067 * config/m68k/linux-unwind.h: Likewise.
22068 * config/mcore/crti.asm: Likewise.
22069 * config/mcore/crtn.asm: Likewise.
22070 * config/mcore/lib1.asm: Likewise.
22071 * config/mips/linux-unwind.h: Likewise.
22072 * config/mips/loongson.h: Likewise.
22073 * config/mips/mips16.S: Likewise.
22074 * config/mmix/crti.asm: Likewise.
22075 * config/mmix/crtn.asm: Likewise.
22076 * config/pa/fptr.c: Likewise.
22077 * config/pa/hpux-unwind.h: Likewise.
22078 * config/pa/lib2funcs.asm: Likewise.
22079 * config/pa/linux-atomic.c: Likewise.
22080 * config/pa/linux-unwind.h: Likewise.
22081 * config/pa/milli64.S: Likewise.
22082 * config/pa/quadlib.c: Likewise.
22083 * config/pa/stublib.c: Likewise.
22084 * config/picochip/libgccExtras/adddi3.asm: Likewise.
22085 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
22086 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
22087 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
22088 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
22089 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
22090 * config/picochip/libgccExtras/divmod15.asm: Likewise.
22091 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
22092 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
22093 * config/picochip/libgccExtras/longjmp.asm: Likewise.
22094 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
22095 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
22096 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
22097 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
22098 * config/picochip/libgccExtras/setjmp.asm: Likewise.
22099 * config/picochip/libgccExtras/subdi3.asm: Likewise.
22100 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
22101 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
22102 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
22103 * config/rs6000/750cl.h: Likewise.
22104 * config/rs6000/altivec.h: Likewise.
22105 * config/rs6000/biarch64.h: Likewise.
22106 * config/rs6000/crtresfpr.asm: Likewise.
22107 * config/rs6000/crtresgpr.asm: Likewise.
22108 * config/rs6000/crtresxfpr.asm: Likewise.
22109 * config/rs6000/crtresxgpr.asm: Likewise.
22110 * config/rs6000/crtsavfpr.asm: Likewise.
22111 * config/rs6000/crtsavgpr.asm: Likewise.
22112 * config/rs6000/darwin-asm.h: Likewise.
22113 * config/rs6000/darwin-fallback.c: Likewise.
22114 * config/rs6000/darwin-fpsave.asm: Likewise.
22115 * config/rs6000/darwin-ldouble.c: Likewise.
22116 * config/rs6000/darwin-tramp.asm: Likewise.
22117 * config/rs6000/darwin-unwind.h: Likewise.
22118 * config/rs6000/darwin-vecsave.asm: Likewise.
22119 * config/rs6000/darwin-world.asm: Likewise.
22120 * config/rs6000/e500crtres32gpr.asm: Likewise.
22121 * config/rs6000/e500crtres64gpr.asm: Likewise.
22122 * config/rs6000/e500crtres64gprctr.asm: Likewise.
22123 * config/rs6000/e500crtrest32gpr.asm: Likewise.
22124 * config/rs6000/e500crtrest64gpr.asm: Likewise.
22125 * config/rs6000/e500crtresx32gpr.asm: Likewise.
22126 * config/rs6000/e500crtresx64gpr.asm: Likewise.
22127 * config/rs6000/e500crtsav32gpr.asm: Likewise.
22128 * config/rs6000/e500crtsav64gpr.asm: Likewise.
22129 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
22130 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
22131 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
22132 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
22133 * config/rs6000/eabi-ci.asm: Likewise.
22134 * config/rs6000/eabi-cn.asm: Likewise.
22135 * config/rs6000/eabi.asm: Likewise.
22136 * config/rs6000/linux-unwind.h: Likewise.
22137 * config/rs6000/linux64.h: Likewise.
22138 * config/rs6000/paired.h: Likewise.
22139 * config/rs6000/paired.md: Likewise.
22140 * config/rs6000/ppc64-fp.c: Likewise.
22141 * config/rs6000/ppu_intrinsics.h: Likewise.
22142 * config/rs6000/rs6000.h: Likewise.
22143 * config/rs6000/si2vmx.h: Likewise.
22144 * config/rs6000/sol-ci.asm: Likewise.
22145 * config/rs6000/sol-cn.asm: Likewise.
22146 * config/rs6000/spe.h: Likewise.
22147 * config/rs6000/spu2vmx.h: Likewise.
22148 * config/rs6000/sysv4.h: Likewise.
22149 * config/rs6000/tramp.asm: Likewise.
22150 * config/rs6000/vec_types.h: Likewise.
22151 * config/s390/linux-unwind.h: Likewise.
22152 * config/s390/tpf-unwind.h: Likewise.
22153 * config/score/crti.asm: Likewise.
22154 * config/score/crtn.asm: Likewise.
22155 * config/sh/crt1.asm: Likewise.
22156 * config/sh/crti.asm: Likewise.
22157 * config/sh/crtn.asm: Likewise.
22158 * config/sh/divtab-sh4-300.c: Likewise.
22159 * config/sh/divtab-sh4.c: Likewise.
22160 * config/sh/divtab.c: Likewise.
22161 * config/sh/lib1funcs-4-300.asm: Likewise.
22162 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
22163 * config/sh/lib1funcs.asm: Likewise.
22164 * config/sh/lib1funcs.h: Likewise.
22165 * config/sh/linux-atomic.asm: Likewise.
22166 * config/sh/linux-unwind.h: Likewise.
22167 * config/sh/shmedia.h: Likewise.
22168 * config/sh/sshmedia.h: Likewise.
22169 * config/sh/ushmedia.h: Likewise.
22170 * config/sparc/crtfastmath.c: Likewise.
22171 * config/sparc/linux-unwind.h: Likewise.
22172 * config/sparc/sol2-c1.asm: Likewise.
22173 * config/sparc/sol2-ci.asm: Likewise.
22174 * config/sparc/sol2-cn.asm: Likewise.
22175 * config/spu/divmodti4.c: Likewise.
22176 * config/spu/divv2df3.c: Likewise.
22177 * config/spu/float_disf.c: Likewise.
22178 * config/spu/float_unsdidf.c: Likewise.
22179 * config/spu/float_unsdisf.c: Likewise.
22180 * config/spu/float_unssidf.c: Likewise.
22181 * config/spu/mfc_multi_tag_release.c: Likewise.
22182 * config/spu/mfc_multi_tag_reserve.c: Likewise.
22183 * config/spu/mfc_tag_release.c: Likewise.
22184 * config/spu/mfc_tag_reserve.c: Likewise.
22185 * config/spu/mfc_tag_table.c: Likewise.
22186 * config/spu/multi3.c: Likewise.
22187 * config/spu/spu_internals.h: Likewise.
22188 * config/spu/spu_intrinsics.h: Likewise.
22189 * config/spu/spu_mfcio.h: Likewise.
22190 * config/spu/vec_types.h: Likewise.
22191 * config/spu/vmx2spu.h: Likewise.
22192 * config/stormy16/stormy16-lib2.c: Likewise.
22193 * config/svr4.h: Likewise.
22194 * config/sync.c: Likewise.
22195 * config/v850/lib1funcs.asm: Likewise.
22196 * config/vxlib-tls.c: Likewise.
22197 * config/vxlib.c: Likewise.
22198 * config/vxworks-dummy.h: Likewise.
22199 * config/xtensa/crti.asm: Likewise.
22200 * config/xtensa/crtn.asm: Likewise.
22201 * config/xtensa/ieee754-df.S: Likewise.
22202 * config/xtensa/ieee754-sf.S: Likewise.
22203 * config/xtensa/lib1funcs.asm: Likewise.
22204 * config/xtensa/lib2funcs.S: Likewise.
22205 * config/xtensa/linux-unwind.h: Likewise.
22206 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
22207 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
22208 * coretypes.h: Likewise.
22209 * crtstuff.c: Likewise.
22210 * defaults.h: Likewise.
22211 * dwarf2.h: Likewise.
22212 * emutls.c: Likewise.
22213 * gbl-ctors.h: Likewise.
22214 * gcov-io.h: Likewise.
22215 * ginclude/float.h: Likewise.
22216 * ginclude/iso646.h: Likewise.
22217 * ginclude/stdarg.h: Likewise.
22218 * ginclude/stdbool.h: Likewise.
22219 * ginclude/stddef.h: Likewise.
22220 * ginclude/stdfix.h: Likewise.
22221 * ginclude/stdint-gcc.h: Likewise.
22222 * ginclude/tgmath.h: Likewise.
22223 * gthr-aix.h: Likewise.
22224 * gthr-dce.h: Likewise.
22225 * gthr-gnat.c: Likewise.
22226 * gthr-gnat.h: Likewise.
22227 * gthr-lynx.h: Likewise.
22228 * gthr-mipssde.h: Likewise.
22229 * gthr-nks.h: Likewise.
22230 * gthr-posix.c: Likewise.
22231 * gthr-posix.h: Likewise.
22232 * gthr-posix95.h: Likewise.
22233 * gthr-rtems.h: Likewise.
22234 * gthr-single.h: Likewise.
22235 * gthr-solaris.h: Likewise.
22236 * gthr-tpf.h: Likewise.
22237 * gthr-vxworks.h: Likewise.
22238 * gthr-win32.h: Likewise.
22239 * gthr.h: Likewise.
22240 * libgcc2.c: Likewise.
22241 * libgcc2.h: Likewise.
22242 * libgcov.c: Likewise.
22243 * tsystem.h: Likewise.
22244 * typeclass.h: Likewise.
22245 * unwind-c.c: Likewise.
22246 * unwind-compat.h: Likewise.
22247 * unwind-dw2-fde-compat.c: Likewise.
22248 * unwind-dw2-fde-darwin.c: Likewise.
22249 * unwind-dw2-fde-glibc.c: Likewise.
22250 * unwind-dw2-fde.c: Likewise.
22251 * unwind-dw2-fde.h: Likewise.
22252 * unwind-dw2.c: Likewise.
22253 * unwind-dw2.h: Likewise.
22254 * unwind-generic.h: Likewise.
22255 * unwind-pe.h: Likewise.
22256 * unwind-sjlj.c: Likewise.
22257 * unwind.inc: Likewise.
22258 * config/arm/neon-gen.ml: Change generated copyright header to
22259 refer to version 3 of the GNU General Public License with
22260 version 3.1 of the GCC Runtime Library Exception and to point
22261 readers at the COPYING3 and COPYING3.RUNTIME files and the
22262 FSF's license web page.
22263 * config/arm/arm_neon.h: Regenerate.
22265 2009-04-09 Jakub Jelinek <jakub@redhat.com>
22267 * config/cris/cris.md: Change copyright header to refer to version
22268 3 of the GNU General Public License.
22269 * doc/install.texi2html: Change copyright header to refer to version
22270 3 of the GNU General Public License and to point readers at the
22271 COPYING3 file and the FSF's license web page.
22272 * config/vax/linux.h: Likewise.
22274 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
22276 * config/i386/i386.md (cmpcc): New.
22277 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
22278 (sync_compare_and_swap_cc*): Delete.
22280 * config/s390/s390.c (s390_compare_emitted): Remove.
22281 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
22282 s390_compare_emitted used to be handled. Assert that modes match.
22283 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
22284 refer to sync_compare_and_swap_ccsi.
22285 * config/s390/s390.h (s390_compare_emitted): Remove.
22286 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
22287 instead of s390_compare_emitted.
22288 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
22289 instead of s390_compare_emitted.
22290 * config/s390/s390.md (cmpcc): New.
22291 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
22292 CC_REGNUM, do not pretend it's set.
22293 (sync_compare_and_swap_cc*): Delete.
22294 * config/s390/predicates.md (cc_reg_operand): New.
22296 * expr.c (sync_compare_and_swap_cc): Delete.
22297 * optabs.h (sync_compare_and_swap_cc): Delete.
22298 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
22299 is being used with can_compare_p.
22300 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
22301 (find_cc_set): New.
22302 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
22303 look for a MODE_CC set instead. Use emit_store_flag.
22304 (expand_compare_and_swap_loop): Likewise, with some additional
22305 complication to avoid a force_reg when useless. Use
22306 emit_cmp_and_jump_insns.
22307 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
22308 * doc/md.texi (sync_compare_and_swap_cc): Merge with
22309 sync_compare_and_swap documentation.
22311 2009-04-09 Jan Hubicka <jh@suse.cz>
22313 * except.c (find_prev_try): Break out from ....
22314 (duplicate_eh_regions): ... here; properly update prev_try pointers
22315 when duplication part of tree.
22316 (dump_eh_tree): Improve dumping.
22317 (verify_eh_region): New.
22318 (verify_eh_tree): Use it.
22320 2009-04-06 Richard Guenther <rguenther@suse.de>
22322 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
22323 &ARRAY addresses by adjusting their types and prepending
22325 * tree-cfg.c (verify_gimple_assign_single): Verify that
22326 addresses are correct.
22328 2009-04-09 Richard Guenther <rguenther@suse.de>
22330 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
22331 indices into an array reference if possible.
22332 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
22333 Fold POINTER_PLUS_EXPR statements with invariant address.
22335 2009-04-09 Alan Modra <amodra@bigpond.net.au>
22338 * config.gcc (powerpc64-*-linux*): Always build biarch.
22340 2009-04-09 Joseph Myers <joseph@codesourcery.com>
22343 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
22344 it and pedwarn if this results in an INTEGER_CST.
22346 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22348 * doc/install.texi: Update minimum GMP version. Remove obsolete
22349 text in MPFR section.
22351 2009-04-08 Jakub Jelinek <jakub@redhat.com>
22353 * dwarf2out.c (class_scope_p): New static inline.
22354 (class_or_namespace_scope_p): Use it.
22355 (gen_variable_die): Use DW_TAG_member tag for static data member
22356 declarations instead of DW_TAG_variable.
22358 PR middle-end/39573
22359 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
22362 2009-04-08 Richard Guenther <rguenther@suse.de>
22364 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
22365 valueize random data.
22367 2009-04-08 David Edelsohn <edelsohn@gnu.org>
22369 * config.gcc (aix tm_file): Add aix-stdint.h.
22370 (aix tm clause use_gcc_stdint): Set to wrap.
22371 * config/rs6000/aix-stdint.h: New file.
22373 2009-04-08 Richard Guenther <rguenther@suse.de>
22375 PR middle-end/36291
22376 * tree-dfa.c (add_referenced_var): Do not recurse into
22377 global initializers.
22378 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
22380 (fold_const_aggregate_ref): Likewise.
22382 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
22384 * recog.c (ordered_comparison_operator): New.
22385 * gensupport.c (std_preds): Add it.
22386 * doc/md.texi (Machine-Independent Predicates): Document it.
22388 2009-04-08 Jan Hubicka <jh@suse.cz>
22390 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
22391 * function.h (rtl_eh): Remove exception_handler_label_map.
22392 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
22393 remove_exception_handler_label, for_each_eh_label_1): Remove.
22394 (rtl_remove_unreachable_regions): Remove.
22395 (convert_from_eh_region_ranges): Do not remove unreachable regions.
22396 (find_exception_handler_labels): Don't build the hashtable.
22397 (maybe_remove_eh_handler): Remove.
22398 (for_each_eh_label): Rewrite to walk the tree.
22399 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
22400 * except.h (maybe_remove_eh_handler): Remove.
22401 * passes.c (init_optimization_passes): Schedule second EH cleanup
22403 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
22404 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
22406 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
22408 * genoutput.c (validate_optab_operands): New.
22409 (gen_insn, gen_expand): Call it.
22411 * genflags.c (gen_insn): Detect misused iterators.
22412 (main): Pass line_no to gen_insn, exit with status 1 on error.
22414 * genextract.c (line_no): Make global.
22415 (VEC_safe_set_locstr): Change assertion to error message.
22416 (main): Exit with status 1 on error.
22418 2009-04-08 Joseph Myers <joseph@codesourcery.com>
22422 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
22423 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
22424 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
22425 * c-convert.c (convert): Do not call fold on results of conversion
22426 functions when the result is a C_MAYBE_CONST_EXPR.
22427 * c-parser.c (c_parser_postfix_expression): Do not fold condition
22428 of __builtin_choose_expr.
22429 * c-typeck.c (remove_c_maybe_const_expr): New.
22430 (build_unary_op, build_conditional_expr, build_compound_expr,
22431 build_binary_op, c_objc_common_truthvalue_conversion): Call
22432 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
22435 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
22437 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
22438 CODE to produce a new one. Add a prototype to use fold_convert_const
22440 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
22443 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
22444 mix declarations and code.
22446 2009-04-08 Ben Elliston <bje@au.ibm.com>
22448 * gcc.c: Replace `CC' with `GCC' throughout.
22450 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
22452 * doc/invoke.texi: Document Atom support.
22454 2009-04-07 Jason Merrill <jason@redhat.com>
22457 * c-common.h, c-common.c: Add flag_pretty_templates.
22458 * c-opts.c (c_common_handle_option): Set it.
22459 * c.opt: Add -fno-pretty-templates.
22460 * doc/invoke.texi (C++ Dialect Options): Likewise.
22462 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
22464 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
22465 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
22466 (ia64_expand_builtin): Likewise.
22468 2009-04-07 Martin Jambor <mjambor@suse.cz>
22470 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
22471 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
22472 ADDR_EXPRS are include too.
22474 2009-04-07 Richard Guenther <rguenther@suse.de>
22476 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
22477 decls are only used if passes as parameters or if they are
22478 local statics and the call is not to a builtin.
22479 (call_may_clobber_ref_p_1): Likewise.
22481 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22483 * expr.c (do_store_flag): Remove last argument. Simplify code
22484 to avoid duplication of tests already done by can_compare_p.
22485 (expand_expr_real_1): Adjust caller.
22487 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22489 * optabs.c (can_compare_p): Test the predicate of a
22490 cbranch and cstore pattern.
22492 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22494 * expr.c (convert_move): Use emit_store_flag instead of
22497 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22499 * config/i386/i386.c (ix86_compare_emitted): Remove.
22500 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
22501 ix86_compare_op0 like ix86_compare_emitted used to be handled.
22502 * config/i386/i386.h (ix86_compare_emitted): Remove.
22503 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
22504 instead of ix86_compare_emitted.
22505 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
22507 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
22509 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
22510 Add t-sysroot-suffix to tmake_file.
22511 * config/print-sysroot-suffix.sh: New file.
22512 * config/t-sysroot-suffix: New file.
22514 2009-04-07 Ben Elliston <bje@au.ibm.com>
22516 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
22517 as the latter produces a warning when the target does not support
22520 2009-04-07 Ben Elliston <bje@au.ibm.com>
22522 * dfp.c: Replace type punning assignments with memcpy throughout.
22523 * Makefile.in (dfp.o-warn): Remove.
22525 2009-04-07 Alan Modra <amodra@bigpond.net.au>
22528 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
22529 Include soft-fp/t-softfp after rs6000/t-linux64.
22531 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
22533 * stor-layout.c (set_sizetype): Use the full precision of their
22534 machine mode for bitsize types.
22536 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
22538 * config/i386/i386.md: Revert 2 accidental checkins.
22540 2009-04-06 Joey Ye <joey.ye@intel.com>
22541 Xuepeng Guo <xuepeng.guo@intel.com>
22542 H.J. Lu <hongjiu.lu@intel.com>
22544 Atom pipeline model, tuning and insn selection.
22545 * config.gcc (atom): Add atom config options and target.
22547 * config/i386/atom.md: New.
22549 * config/i386/i386.c (atom_cost): New cost.
22550 (m_ATOM): New macro flag.
22551 (initial_ix86_tune_features): Set m_ATOM.
22552 (x86_accumulate_outgoing_args): Likewise.
22553 (x86_arch_always_fancy_math_387): Likewise.
22554 (processor_target): Add Atom cost.
22555 (cpu_names): Add Atom cpu name.
22556 (override_options): Set Atom ISA.
22557 (ix86_issue_rate): New case PROCESSOR_ATOM.
22558 (ix86_adjust_cost): Likewise.
22560 * config/i386/i386.h (TARGET_ATOM): New target macro.
22561 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
22562 (TARGET_OPT_AGU): New target option.
22563 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
22564 (processor_type): Add PROCESSOR_ATOM.
22566 * config/i386/i386.md (cpu): Add new value "atom".
22567 (use_carry, movu): New attr.
22568 (atom.md): Include atom.md.
22569 (adddi3_carry_rex64): Set attr "use_carry".
22570 (addqi3_carry): Likewise.
22571 (addhi3_carry): Likewise.
22572 (addsi3_carry): Likewise.
22573 (*addsi3_carry_zext): Likewise.
22574 (subdi3_carry_rex64): Likewise.
22575 (subqi3_carry): Likewise.
22576 (subhi3_carry): Likewise.
22577 (subsi3_carry): Likewise.
22578 (x86_movdicc_0_m1_rex64): Likewise.
22579 (*x86_movdicc_0_m1_se): Likewise.
22580 (x86_movsicc_0_m1): Likewise.
22581 (*x86_movsicc_0_m1_se): Likewise.
22582 (*adddi_1_rex64): Emit add insn as much as possible.
22583 (*addsi_1): Likewise.
22584 (return_internal): Set atom_unit.
22585 (return_internal_long): Likewise.
22586 (return_pop_internal): Likewise.
22587 (*rcpsf2_sse): Set atom_sse_attr attr.
22588 (*qrt<mode>2_sse): Likewise.
22589 (*prefetch_sse): Likewise.
22591 * config/i386/i386-c.c (ix86_target_macros_internal): New case
22593 (ix86_target_macros_internal): Likewise.
22595 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
22596 (*prefetch_sse_rex): Likewise.
22597 (sse_rcpv4sf2): Likewise.
22598 (sse_vmrcpv4sf2): Likewise.
22599 (sse_sqrtv4sf2): Likewise.
22600 (<sse>_vmsqrt<mode>2): Likewise.
22601 (sse_ldmxcsr): Likewise.
22602 (sse_stmxcsr): Likewise.
22603 (*sse_sfence): Likewise.
22604 (sse2_clflush): Likewise.
22605 (*sse2_mfence): Likewise.
22606 (*sse2_lfence): Likewise.
22607 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
22608 (<sse>_movup<ssemodesuffixf2c>): Likewise.
22609 (avx_movdqu<avxmodesuffix>): Likewise.
22610 (avx_lddqu<avxmodesuffix>): Likewise.
22611 (sse2_movntv2di): Change attr "type" to "ssemov".
22612 (sse2_movntsi): Likewise.
22613 (rsqrtv8sf2): Change attr "type" to "sseadd".
22614 (sse3_addsubv2df3): Set attr "atom_unit".
22615 (sse3_h<plusminus_insn>v4sf3): Likewise.
22616 (*sse2_pmaddwd): Likewise.
22617 (*vec_extractv2di_1_rex64): Likewise.
22618 (*vec_extractv2di_1_avx): Likewise.
22619 (sse2_psadbw): Likewise.
22620 (ssse3_phaddwv8hi3): Likewise.
22621 (ssse3_phaddwv4hi3): Likewise.
22622 (ssse3_phadddv4si3): Likewise.
22623 (ssse3_phadddv2si3): Likewise.
22624 (ssse3_phaddswv8hi3): Likewise.
22625 (ssse3_phaddswv4hi3): Likewise.
22626 (ssse3_phsubwv8hi3): Likewise.
22627 (ssse3_phsubwv4hi3): Likewise.
22628 (ssse3_phsubdv4si3): Likewise.
22629 (ssse3_phsubdv2si3): Likewise.
22630 (ssse3_phsubswv8hi3): Likewise.
22631 (ssse3_phsubswv4hi3): Likewise.
22632 (ssse3_pmaddubsw128): Likewise.
22633 (sse3_pmaddubsw: Likewise.
22634 (ssse3_palignrti): Likewise.
22635 (ssse3_palignrdi): Likewise.
22637 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
22639 * doc/install.texi (Specific): Fix two cross-references to MinGW.
22641 2009-04-06 Richard Guenther <rguenther@suse.de>
22643 PR tree-optimization/28868
22644 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
22645 of which PHI results we inserted.
22646 (insert_into_preds_of_block): Record inserted PHIs.
22647 (eliminate): Eliminate redundant PHI nodes.
22648 (init_pre): Init inserted_phi_names.
22650 2009-04-06 Richard Guenther <rguenther@suse.de>
22652 PR tree-optimization/39643
22653 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
22654 IMAGPART_EXPRs of complex constants.
22655 (execute_fold_all_builtins): If we folded a call queue
22656 TODO_update_address_taken.
22658 2009-04-06 Jan Hubicka <jh@suse.cz>
22660 PR middle-end/39659
22661 * except.c (remove_unreachable_regions): Propagate may_contain_throw
22664 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
22666 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
22668 (ic_invalidate_array): Likewise.
22670 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
22672 * calls.c (emit_library_call_value_1): Fix a problem with parameter
22673 alignment for library calls.
22675 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
22677 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
22678 (mingw32 tm clause use_gcc_stdint): Set to wrap.
22679 * config/i386/mingw-stdint.h: New file.
22681 2009-04-05 Richard Guenther <rguenther@suse.de>
22683 PR tree-optimization/39648
22684 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
22685 our &A vs. &A[0] IL deficiencies.
22687 2009-04-04 Jan Hubicka <jh@suse.cz>
22689 * except.c (sjlj_find_directly_reachable_regions): Be ready for
22690 removed toplevel regions.
22691 (sjlj_mark_call_sites): Likewise.
22693 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
22695 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
22696 (cygwin tm clause use_gcc_stdint): Set to wrap.
22697 * config/i386/cygwin-stdint.h: New file.
22699 2009-04-04 Richard Guenther <rguenther@suse.de>
22701 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
22702 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
22703 single-argument PHIs if we are in loop-closed SSA form.
22704 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
22705 for the pre-condition.
22706 (slpeel_tree_peel_loop_to_edge): Likewise.
22707 (vect_build_loop_niters): Take an optional sequence to append stmts.
22708 (vect_generate_tmps_on_preheader): Likewise.
22709 (vect_do_peeling_for_loop_bound): Take extra guards for the
22711 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
22712 the cost model check.
22713 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
22714 guards if we are going to peel. Do not apply versioning in that case.
22715 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
22716 (vect_do_peeling_for_loop_bound): Likewise.
22717 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
22718 loop bound only record extra pre-conditions, do not apply loop
22721 2009-04-04 Richard Guenther <rguenther@suse.de>
22723 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
22726 2009-04-04 Jan Hubicka <jh@suse.cz>
22728 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
22729 last_basic_block for size of bb->index indexed array.
22730 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
22731 compute_out, link_btr_uses, build_btr_def_use_webs,
22732 build_btr_def_use_webs, migrate_btr_defs): Likewise.
22734 2009-04-04 Jan Hubicka <jh@suse.cz>
22736 * except.c (remove_eh_handler_and_replace): Break out from ...
22737 (remove_eh_handler): ... here.
22738 (bring_to_root): New function.
22739 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
22740 handled ones, bring others to root of tree.
22742 2009-04-04 Jan Hubicka <jh@suse.cz>
22744 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
22745 (all_phis_safe_to_merge): New function.
22746 (update_info): New structure.
22747 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
22748 (cleanup_empty_eh): Update SSA if possible.
22750 2009-04-04 Richard Guenther <rguenther@suse.de>
22752 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
22753 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
22754 (append_vuse): Likewise.
22756 2009-04-04 Jakub Jelinek <jakub@redhat.com>
22758 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
22759 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
22760 instead of REG_UNSAVED for DW_CFA_undefined.
22761 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
22762 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
22765 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
22768 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
22770 2009-04-04 Richard Guenther <rguenther@suse.de>
22772 PR tree-optimization/8781
22773 PR tree-optimization/37892
22774 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
22775 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
22776 (valueize_refs): Call it for *& valueizations.
22777 (shared_reference_ops_from_ref): Rename to ...
22778 (valueize_shared_reference_ops_from_ref): ... this and valueize.
22779 (shared_reference_ops_from_call): Rename to ...
22780 (valueize_shared_reference_ops_from_call): ... this and valueize.
22781 (vn_reference_lookup): Update.
22782 (visit_reference_op_call): Likewise.
22783 * tree-ssa-pre.c (phi_translate_1): Fold *&.
22784 (eliminate): Value-replace the call address in call statements.
22786 2009-04-04 Richard Guenther <rguenther@suse.de>
22788 PR tree-optimization/39636
22789 * tree-ssa-forwprop.c
22790 (forward_propagate_addr_into_variable_array_index): Check for
22791 GIMPLE_ASSIGN before accessing the rhs code.
22793 2009-04-03 Jason Merrill <jason@redhat.com>
22795 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
22797 2009-04-03 Steve Ellcey <sje@cup.hp.com>
22799 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
22800 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
22801 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
22802 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
22803 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
22804 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
22805 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
22806 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
22807 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
22808 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
22809 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
22810 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
22811 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
22812 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
22813 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
22814 Use fr_reg_or_fp01_operand instead of fr_register_operand
22816 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
22817 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
22818 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
22820 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
22822 PR rtl-optimization/39607
22823 PR rtl-optimization/39631
22827 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
22828 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
22829 instead of DF_LR_OUT.
22830 * ira-lives.c (process_bb_node_lives): Ditto.
22831 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
22832 instead of DF_LR_{OUT,IN}.
22833 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
22834 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
22836 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
22838 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
22839 (execute_lower_omp): Always run but take the short way out if -fopenmp
22841 (gate_lower_omp): Remove, forcing the pass manager to always run the
22842 pass and always set PROP_gimple_lomp.
22843 (pass_lower_omp): Remove gate function.
22844 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
22845 PROP_trees. Instead, require it.
22846 * ipa-cp.c (pass_ipa_cp): Likewise.
22847 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
22848 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
22849 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
22850 and PROP_gimple_leh.
22852 2009-04-03 Richard Guenther <rguenther@suse.de>
22854 PR middle-end/13146
22855 PR tree-optimization/23940
22856 PR tree-optimization/33237
22857 PR middle-end/33974
22858 PR middle-end/34093
22859 PR tree-optimization/36201
22860 PR tree-optimization/36230
22861 PR tree-optimization/38049
22862 PR tree-optimization/38207
22863 PR tree-optimization/38230
22864 PR tree-optimization/38301
22865 PR tree-optimization/38585
22866 PR middle-end/38895
22867 PR tree-optimization/38985
22868 PR tree-optimization/39299
22869 * tree-ssa-structalias.h: Remove.
22870 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
22871 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
22872 (struct vuse_element_d): Remove.
22873 (struct vuse_vec_d): Likewise.
22874 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
22875 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
22876 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
22877 VUSE_ELEMENT_VAR): Likewise.
22878 (struct voptype_d): Likewise.
22879 (NUM_VOP_FREE_BUCKETS): Likewise.
22880 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
22881 (struct stmt_operands_d): Remove.
22882 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
22883 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
22884 VDEF_NUM, VDEF_VECT): Likewise.
22885 (copy_virtual_operands): Remove.
22886 (operand_build_cmp): Likewise.
22887 (create_ssa_artificial_load_stmt): Likewise.
22888 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
22889 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
22890 vuse_index and mayuse_index members. Pack and move done and iter_type
22891 members to the front.
22892 (SSA_OP_VMAYUSE): Remove.
22893 (SSA_OP_VIRTUAL_USES): Adjust.
22894 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
22895 (unlink_stmt_vdef): Declare.
22896 (add_to_addressable_set): Remove.
22897 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
22898 (vrp_visit_stmt): Likewise.
22899 * doc/tree-ssa.texi (Alias analysis): Update.
22900 * doc/invoke.texi (max-aliased-vops): Remove docs.
22901 (avg-aliased-vops): Likewise.
22902 * tree-into-ssa.c (syms_to_rename): Remove.
22903 (need_to_update_vops_p): Likewise.
22904 (need_to_initialize_update_ssa_p): Rename to ...
22905 (update_ssa_initialized_fn): ... this. Track function we are
22907 (symbol_marked_for_renaming): Simplify.
22908 (add_new_name_mapping): Do not set need_to_update_vops_p.
22909 (dump_currdefs): Use SYMS_TO_RENAME.
22910 (rewrite_update_stmt): Always walk all uses/defs.
22911 (dump_update_ssa): Adjust.
22912 (init_update_ssa): Take function argument. Track what we are
22914 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
22915 (create_new_def_for): Initialize for cfun, assert we are initialized
22917 (mark_sym_for_renaming): Simplify.
22918 (mark_set_for_renaming): Do not initialize update-ssa.
22919 (need_ssa_update_p): Simplify. Take function argument.
22920 (name_mappings_registered_p): Assert we ask for the correct function.
22921 (name_registered_for_update_p): Likewise.
22922 (ssa_names_to_replace): Likewise.
22923 (release_ssa_name_after_update_ssa): Likewise.
22924 (update_ssa): Likewise. Use SYMS_TO_RENAME.
22925 (dump_decl_set): Do not print a newline.
22926 (debug_decl_set): Do it here.
22927 (dump_update_ssa): And here.
22928 * tree-ssa-loop-im.c (move_computations): Adjust.
22929 (movement_possibility): Likewise.
22930 (determine_max_movement): Likewise.
22931 (gather_mem_refs_stmt): Likewise.
22932 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
22933 or NAME_MEMORY_TAG.
22934 * tree-complex.c (update_all_vops): Remove.
22935 (expand_complex_move): Adjust.
22936 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
22937 Simplify test for memory referencing statement. Exclude
22938 non-invariant ADDR_EXPRs.
22939 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
22940 * tree-loop-distribution.c (generate_memset_zero): Adjust.
22941 (rdg_flag_uses): Likewise.
22942 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
22944 (tree_optimize_tail_calls_1): Also split the
22945 edge from the entry block if we have degenerate PHI nodes in
22946 the first basic block.
22947 * tree.c (init_ttree): Remove memory-tag related code.
22948 (tree_code_size): Likewise.
22949 (tree_node_structure): Likewise.
22950 (build7_stat): Re-write to be build6_stat.
22951 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
22952 (SSA_VAR_P): Adjust.
22953 (struct tree_memory_tag): Remove.
22954 (struct tree_memory_partition_tag): Likewise.
22955 (union tree_node): Adjust.
22956 (build7): Re-write to be build6.
22957 * tree-pass.h (pass_reset_cc_flags): Remove.
22958 (TODO_update_address_taken): New flag.
22959 (pass_simple_dse): Remove.
22960 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
22961 * params.h (MAX_ALIASED_VOPS): Remove.
22962 (AVG_ALIASED_VOPS): Likewise.
22963 * omp-low.c (expand_omp_taskreg): Update SSA form.
22964 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
22965 aliases the lhs in a copy stmt.
22966 * tree-ssa-dse.c (struct address_walk_data): Remove.
22967 (memory_ssa_name_same): Likewise.
22968 (memory_address_same): Likewise.
22969 (get_kill_of_stmt_lhs): Likewise.
22970 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
22971 unused stores. Look through PHI nodes into post-dominated regions.
22972 (dse_optimize_stmt): Simplify. Properly remove stores.
22973 (tree_ssa_dse): Compute dominators.
22974 (execute_simple_dse): Remove.
22975 (pass_simple_dse): Likewise.
22976 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
22977 gimple_loaded_syms and gimple_stored_syms computation.
22978 * toplev.c (dump_memory_report): Dump alias and pta stats.
22979 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
22980 (vn_reference_eq): Likewise.
22981 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
22982 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
22983 valueize_vuses): Remove.
22984 (get_def_ref_stmt_vuses): Simplify. Rename to ...
22985 (get_def_ref_stmt_vuse): ... this.
22986 (vn_reference_lookup_2): New function.
22987 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
22988 walking equivalent vuses. Simplify.
22989 (vn_reference_lookup): Likewise.
22990 (vn_reference_insert): Likewise.
22991 (vn_reference_insert_pieces): Likewise.
22992 (visit_reference_op_call): Simplify.
22993 (visit_reference_op_load): Likewise.
22994 (visit_reference_op_store): Likewise.
22995 (init_scc_vn): Remove shared_lookup_vuses initialization.
22996 (free_scc_vn): Remove shared_lookup_vuses freeing.
22997 (sort_vuses, sort_vuses_heap): Remove.
22998 (get_ref_from_reference_ops): Export.
22999 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
23000 vector with single vuse pointer.
23001 (vn_reference_lookup_pieces, vn_reference_lookup,
23002 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
23003 (shared_vuses_from_stmt): Remove.
23004 (get_ref_from_reference_ops): Declare.
23005 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
23006 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
23007 memory-tag related code.
23008 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
23009 (likely_value): Add comment, skip static-chain of call statements.
23010 (surely_varying_stmt_p): Adjust.
23011 (gimplify_and_update_call_from_tree): Likewise.
23012 (execute_fold_all_builtins): Do not rebuild alias info.
23013 (gimplify_and_update_call_from_tree): Properly update VOPs.
23014 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
23015 (copy_ref_info): Remove memory-tag related code.
23016 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
23017 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
23018 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
23020 * tree-ssa-dom.c (gimple_p): Remove typedef.
23021 (eliminate_redundant_computations): Adjust.
23022 (record_equivalences_from_stmt): Likewise.
23023 (avail_expr_hash): Likewise.
23024 (avail_expr_eq): Likewise.
23025 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
23026 (stmt_makes_single_load): Likewise.
23027 (stmt_makes_single_store): Likewise.
23028 * tree-ssa-alias.c: Rewrite completely.
23029 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
23030 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
23031 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
23032 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
23033 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
23034 Remove public functions.
23035 (pass_reset_cc_flags): Remove.
23036 (pass_build_alias): Move ...
23037 * tree-ssa-structalias.c (pass_build_alias): ... here.
23038 * tree-ssa-alias.c (may_be_aliased): Move ...
23039 * tree-flow-inline.h (may_be_aliased): ... here.
23040 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
23041 count_uses_and_derefs): Move ...
23042 * gimple.c: ... here.
23043 * gimple.h (count_uses_and_derefs): Declare.
23044 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
23045 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
23046 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
23047 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
23048 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
23049 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
23050 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
23052 * tree-dfa.c (refs_may_alias_p): Move ...
23053 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
23054 * tree-ssa-alias.h: New file.
23055 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
23056 (statement_sink_location): Likewise.
23057 * opts.c (decode_options): Do not adjust max-aliased-vops or
23058 avg-aliased-vops values.
23059 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
23060 (TV_CALL_CLOBBER): Likewise.
23061 (TV_FLOW_SENSITIVE): Likewise.
23062 (TV_FLOW_INSENSITIVE): Likewise.
23063 (TV_MEMORY_PARTITIONING): Likewise.
23064 (TV_ALIAS_STMT_WALK): New timevar.
23065 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
23066 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
23067 (get_address_description): Remove memory-tag related code.
23068 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
23069 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
23070 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
23071 and immediate uses in statements. Document.
23072 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
23073 (dump_symbols): Remove.
23074 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
23075 * alias.c (get_deref_alias_set): New function split out from ...
23076 (get_alias_set): ... here.
23077 * alias.h (get_deref_alias_set): Declare.
23078 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
23079 type parameter. Remove restrict pointer handling. Create a
23080 ref-all pointer in case type-based alias sets do not conflict.
23081 (vect_analyze_data_refs): Remove SMT related code.
23082 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
23083 (vectorizable_load): Likewise.
23084 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
23085 (DR_SYMBOL_TAG, DR_VOPS): Remove.
23086 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
23087 Ignore vops and SMTs.
23088 (dr_analyze_alias): Likewise..
23089 (free_data_ref): Likewise.
23090 (create_data_ref): Likewise.
23091 (analyze_all_data_dependences): Likewise.
23092 (get_references_in_stmt): Adjust.
23093 * tree-flow-inline.h (gimple_aliases_computed_p,
23094 gimple_addressable_vars, gimple_call_clobbered_vars,
23095 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
23096 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
23097 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
23098 gimple_mem_ref_stats): Remove.
23099 (gimple_vop): New function.
23100 (op_iter_next_use): Remove vuses and mayuses cases.
23101 (op_iter_next_def): Remove vdefs case.
23102 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
23103 (clear_and_done_ssa_iter): Do not set removed fields.
23104 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
23105 Assert we are not iterating over vuses or vdefs if not also
23106 iterating over uses or defs.
23107 (op_iter_init_use): Likewise.
23108 (op_iter_init_def): Likewise.
23109 (op_iter_next_vdef): Remove.
23110 (op_iter_next_mustdef): Likewise.
23111 (op_iter_init_vdef): Likewise.
23112 (compare_ssa_operands_equal): Likewise.
23113 (link_use_stmts_after): Handle vuse operand.
23114 (is_call_used): Use is_call_clobbered.
23115 (is_call_clobbered): Global variables are always call clobbered,
23116 query the call-clobbers bitmap.
23117 (mark_call_clobbered): Ignore global variables.
23118 (clear_call_clobbered): Likewise.
23119 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
23120 virtual operands sanity check.
23121 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
23123 (TARGET_MEM_REF): Remove TMR_TAG operand.
23124 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
23125 Remove call-clobber related code.
23126 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
23127 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
23128 partitions or escape reason.
23129 (get_single_def_stmt, get_single_def_stmt_from_phi,
23130 get_single_def_stmt_with_phi): Remove.
23131 (dump_referenced_vars): Tidy.
23132 (get_ref_base_and_extent): Allow bare decls.
23133 (collect_dfa_stats): Adjust.
23134 * graphite.c (rename_variables_in_stmt): Adjust.
23135 (graphite_copy_stmts_from_block): Likewise.
23136 (translate_clast): Likewise.
23137 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
23139 (translate_vuse_through_block): Use the oracle.
23140 (phi_translate_1): Adjust.
23141 (value_dies_in_block_x): Use the oracle. Cache the outcome
23143 (valid_in_sets): Check if the VUSE for
23144 a REFERENCE is available.
23145 (eliminate): Do not remove stmts during elimination,
23146 instead queue and remove them afterwards.
23147 (do_pre): Do not rebuild alias info.
23148 (pass_pre): Run TODO_rebuild_alias before PRE.
23149 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
23150 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
23151 (mark_all_v_defs_stmt): Remove.
23152 (mark_all_v_defs_seq): Adjust.
23153 (sra_replace): Likewise.
23154 (scalarize_use): Likewise.
23155 (scalarize_copy): Likewise.
23156 (scalarize_init): Likewise.
23157 (scalarize_ldst): Likewise.
23158 (todoflags): Remove.
23159 (tree_sra): Do not rebuild alias info.
23160 (tree_sra_early): Adjust.
23161 (pass_sra): Run TODO_update_address_taken before SRA.
23162 * tree-predcom.c (set_alias_info): Remove.
23163 (prepare_initializers_chain): Do not call it.
23164 (mark_virtual_ops_for_renaming): Adjust.
23165 (mark_virtual_ops_for_renaming_list): Remove.
23166 (initialize_root_vars): Adjust.
23167 (initialize_root_vars_lm): Likewise.
23168 (prepare_initializers_chain): Likewise.
23169 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
23170 (may_propagate_copy_into_stmt): Likewise.
23171 (merge_alias_info): Do nothing for now.
23172 (propagate_tree_value_into_stmt): Adjust.
23173 (stmt_may_generate_copy): Likewise.
23174 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
23175 not mark symbols for renaming.
23176 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
23177 with the same statement, make sure to update the new pointed-to one.
23178 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
23179 call statements, do not mark symbols for renaming.
23180 (mark_operand_necessary): Dump something.
23181 (ref_may_be_aliased): New function.
23182 (mark_aliased_reaching_defs_necessary_1): New helper function.
23183 (mark_aliased_reaching_defs_necessary): Likewise.
23184 (mark_all_reaching_defs_necessary_1): Likewise.
23185 (mark_all_reaching_defs_necessary): Likewise.
23186 (propagate_necessity): Do not process virtual PHIs. For
23187 non-aliased loads mark all reaching definitions as necessary.
23188 For aliased loads and stores mark the immediate dominating
23189 aliased clobbers as necessary.
23190 (visited): New global static.
23191 (perform_tree_ssa_dce): Free visited bitmap after propagating
23193 (remove_dead_phis): Perform simple dead virtual PHI removal.
23194 (remove_dead_stmt): Properly unlink virtual operands when
23196 (eliminate_unnecessary_stmts): Schedule PHI removal after
23198 * tree-ssa-ter.c (is_replaceable_p): Adjust.
23199 (process_replaceable): Likewise.
23200 (find_replaceable_in_bb): Likewise.
23201 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
23202 based on the single gimple vop.
23203 (verify_flow_insensitive_alias_info): Remove.
23204 (verify_flow_sensitive_alias_info): Likewise.
23205 (verify_call_clobbering): Likewise.
23206 (verify_memory_partitions): Likewise.
23207 (verify_alias_info): Likewise.
23208 (verify_ssa): Adjust..
23209 (execute_update_addresses_taken): Export. Update SSA
23210 manually. Optimize only when optimizing. Use a local bitmap.
23211 (pass_update_address_taken): Remove TODO_update_ssa, add
23213 (pass_update_address_taken): Just use TODO_update_address_taken.
23214 (init_tree_ssa): Do not initialize addressable_vars.
23215 (verify_ssa): Verify new VUSE / VDEF properties.
23216 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
23217 Do not call verify_alias_info.
23218 (delete_tree_ssa): Clear the VUSE, VDEF operands.
23219 Do not free the loaded and stored syms bitmaps. Reset the escaped
23220 and callused solutions. Do not free addressable_vars.
23221 Remove memory-tag related code.
23222 (warn_uninitialized_var): Aliases are always available.
23223 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
23224 * lambda-code.c (can_put_in_inner_loop): Adjust.
23225 (can_put_after_inner_loop): Likewise.
23226 (perfect_nestify): Likewise.
23227 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
23228 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
23229 (vectorizable_conversion): Do not mark symbols for renaming.
23230 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
23231 (expand_call_inline): Unlink the calls virtual operands before
23233 (tree_function_versioning): Do not call update_ssa if we are not
23234 updating clones. Simplify.
23235 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
23236 (propagate_with_phi): Likewise..
23237 * tree-outof-ssa.c (create_temp): Remove memory tag and call
23238 clobber code. Assert we are not aliased or global.
23239 * tree-flow.h: Include tree-ssa-alias.h
23240 (enum escape_type): Remove.
23241 (struct mem_sym_stats_d): Likewise.
23242 (struct mem_ref_stats_d): Likewise.
23243 (struct gimple_df): Add vop member. Remove global_var,
23244 call_clobbered_vars, call_used_vars, addressable_vars,
23245 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
23246 escaped and callused members.
23247 (struct ptr_info_def): Remove all members, add points-to solution
23249 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
23250 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
23251 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
23252 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
23253 (tree-ssa-alias.o): Likewise.
23254 (toplev.o): Add tree-ssa-alias.h
23255 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
23256 * gimple.c (gimple_set_bb): Fix off-by-one error.
23257 (is_gimple_reg): Do not handle memory tags.
23258 (gimple_copy): Also copy virtual operands.
23259 Delay updating the statement. Do not reset loaded and stored syms.
23260 (gimple_set_stored_syms): Remove.
23261 (gimple_set_loaded_syms): Likewise.
23262 (gimple_call_copy_skip_args): Copy the virtual operands
23263 and mark the new statement modified.
23264 * tree-ssa-structalias.c (may_alias_p): Remove.
23265 (set_uids_in_ptset): Take the alias set to prune with as
23266 parameter. Fold in the alias test of may_alias_p.
23267 (compute_points_to_sets): Compute whether a ptr is dereferenced
23268 in a local sbitmap.
23269 (process_constraint): Deal with &ANYTHING on the lhs, reject all
23270 other ADDRESSOF constraints on the lhs.
23271 (get_constraint_for_component_ref): Assert that we don't get
23272 ADDRESSOF constraints from the base of the reference.
23273 Properly generate UNKNOWN_OFFSET for DEREF if needed.
23274 (struct variable_info): Remove collapsed_to member.
23275 (get_varinfo_fc): Remove.
23276 (new_var_info): Do not set collapsed_to.
23277 (dump_constraint): Do not follow cycles.
23278 (dump_constraint_graph): Likewise.
23279 (build_pred_graph): Likewise.
23280 (build_succ_graph): Likewise.
23281 (rewrite_constraints): Likewise.
23282 (do_simple_structure_copy): Remove.
23283 (do_rhs_deref_structure_copy): Remove.
23284 (do_lhs_deref_structure_copy): Remove.
23285 (collapse_rest_of_var): Remove.
23286 (do_structure_copy): Re-implement.
23287 (pta_stats): New global variable.
23288 (dump_pta_stats): New function.
23289 (struct constraint_expr): Make offset signed.
23290 (UNKNOWN_OFFSET): Define special value.
23291 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
23292 (solution_set_expand): New helper function split out from ...
23293 (do_sd_constraint): ... here.
23294 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
23295 (do_ds_constraint): Likewise.
23296 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
23297 and CALLUSED = *CALLUSED.
23298 (set_union_with_increment): Make inc argument signed.
23299 (type_safe): Remove.
23300 (get_constraint_for_ptr_offset): Handle unknown and negative
23302 (first_vi_for_offset): Handle offsets before start. Bail
23303 out early for offsets beyond the variable extent.
23304 (first_or_preceding_vi_for_offset): New function.
23305 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
23306 Together with ESCAPED = *ESCAPED this properly computes reachability.
23307 (find_what_var_points_to): New function.
23308 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
23309 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
23310 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
23311 pt_solutions_intersect): New functions.
23312 (compute_call_used_vars): Remove.
23313 (compute_may_aliases): New main entry into PTA computation.
23314 * gimple.h (gimple_p): New typedef.
23315 (struct gimple_statement_base): Remove references_memory_p.
23316 (struct gimple_statement_with_memory_ops_base): Remove
23317 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
23319 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
23320 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
23321 gimple_set_references_memory): Remove.
23322 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
23323 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
23325 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
23326 (verify_expr): Allow RESULT_DECL.
23327 (gimple_duplicate_bb): Do not copy virtual operands.
23328 (gimple_duplicate_sese_region): Adjust.
23329 (gimple_duplicate_sese_tail): Likewise.
23330 (mark_virtual_ops_in_region): Remove.
23331 (move_sese_region_to_fn): Do not call it.
23332 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
23333 and pass_simple_dse.
23334 (execute_function_todo): Handle TODO_update_address_taken,
23335 call execute_update_addresses_taken for TODO_rebuild_alias.
23336 (execute_todo): Adjust.
23337 (execute_one_pass): Init dump files early.
23338 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
23340 (create_general_new_stmt): Clear vops.
23341 * tree-ssa-reassoc.c (get_rank): Adjust.
23342 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
23343 symbols for renaming.
23344 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
23345 (PARAM_AVG_ALIASED_VOPS): Likewise.
23346 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
23347 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
23348 * tree-ssa-operands.c: Simplify for new virtual operand representation.
23349 (operand_build_cmp, copy_virtual_operands,
23350 create_ssa_artificial_load_stmt, add_to_addressable_set,
23351 gimple_add_to_addresses_taken): Remove public functions.
23352 (unlink_stmt_vdef): New function.
23354 2009-04-03 Alan Modra <amodra@bigpond.net.au>
23356 * config.gcc (powerpc-*-linux*): Merge variants.
23358 2009-04-02 Chao-ying Fu <fu@mips.com>
23359 James Grosbach <james.grosbach@microchip.com>
23361 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
23362 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
23364 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
23365 keep_interrupts_masked_p, use_debug_exception_return_p.
23366 (mips_attribute_table): Add interrupt, use_shadow_register_set,
23367 keep_interrupts_masked, use_debug_exception_return.
23368 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
23369 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
23371 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
23372 (mips_print_operand): Process COP0 registers to print $0 .. $31
23373 correctly for GAS to process.
23374 (mips_interrupt_extra_call_saved_reg_p): New function.
23375 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
23377 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
23378 (mips_compute_frame_info): Add supports for interrupt context that
23379 includes doubleword accumulators and COP0 registers.
23380 (mips_for_each_saved_acc): New function.
23381 (mips_for_each_saved_gpr_and_fpr): Change the function name from
23382 mips_for_each_saved_reg.
23383 (mips_save_reg): Save accumulators.
23384 (mips_kernel_reg_p): A new for_each_rtx callback.
23385 (mips_expand_prologue): Support interrupt handlers.
23386 (mips_restore_reg): Restore accumulators.
23387 (mips_expand_epilogue): Support interrupt handlers.
23388 (mips_can_use_return_insn): Return false for interrupt handlers.
23389 (mips_epilogue_uses): New function.
23390 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
23391 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
23392 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
23393 cop0_move): New instructions.
23394 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
23395 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
23397 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
23399 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
23400 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
23401 interrupt handlers, we use K0 as the temporary register.
23402 (EPILOGUE_USES): Change to a function call.
23403 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
23404 handlers, we use K0 as the temporary register.
23406 * doc/extend.texi (Function Attributes): Document interrupt,
23407 use_shadow_register_set, keep_interrupts_masked,
23408 use_debug_exception_return for MIPS attributes.
23410 2009-04-03 Alan Modra <amodra@bigpond.net.au>
23412 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
23413 Remove a number of t-files from tmake_file.
23414 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
23415 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
23416 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
23417 target_prototype, not TARGET_PROTOTYPE.
23418 (LINK_OS_GNU_SPEC): Define.
23419 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
23420 and darwin-ldoubdle.c.
23422 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
23425 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
23426 (cpp_options): Ditto.
23427 (default_compilers): Ditto.
23428 (display_help): Ditto.
23429 (process_command): Ditto.
23430 (do_spec_1): Ditto.
23431 (set_input): Use lbasename instead of duplicate code.
23432 (save_temps_prefix): New static for -save-temps=obj.
23433 (save_temps_length): Ditto.
23435 * doc/invoke.texi (-save-temps=obj): Document new variant to
23436 -save-temps switch.
23438 2009-04-02 Jeff Law <law@redhat.com>
23440 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
23443 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
23445 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
23446 * configure: Regenerated.
23448 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23450 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
23451 share the argument list.
23453 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23457 2009-02-12 Diego Novillo <dnovillo@google.com>
23459 * varpool.c (debug_varpool): New.
23460 * cgraph.h (debug_varpool): Declare.
23462 2009-04-02 Jan Hubicka <jh@suse.cz>
23464 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
23467 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
23469 * config/i386/i386.c (ix86_abi): Move initialization to ...
23470 (override_options): Here.
23472 2009-04-02 Christian Bruel <christian.bruel@st.com>
23474 * config/sh/sh.c (sh_dwarf_register_span): New function.
23475 (TARGET_DWARF_REGISTER_SPAN): Define.
23476 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
23478 2009-04-02 Ira Rosen <irar@il.ibm.com>
23480 PR tree-optimization/39595
23481 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
23482 interleaved loads group is not greater than the SLP group size.
23484 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23486 * builtins.c (is_builtin_name): New.
23487 (called_as_built_in): Use is_builtin_name.
23488 * tree.h (is_builtin_name): New.
23489 * varasm.c (incorporeal_function_p): Use is_builtin_name
23491 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
23493 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
23495 2009-04-02 Dodji Seketeli <dodji@redhat.com>
23498 * c-decl.c (clone_underlying_type): Move this ...
23499 * c-common.c (set_underlying_type): ... here.
23500 Also, make sure the function properly sets TYPE_STUB_DECL() on
23501 the newly created typedef variant type.
23502 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
23503 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
23506 2009-04-02 Richard Guenther <rguenther@suse.de>
23508 PR tree-optimization/37221
23509 * tree-flow.h (degenerate_phi_result): Declare.
23510 * tree-ssa-dom.c (degenerate_phi_result): Export.
23511 * tree-scalar-evolution.c (analyze_initial_condition): If
23512 the initial condition is defined by a degenerate PHI node
23513 use the degenerate value.
23515 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
23517 PR rtl-optimization/39588
23518 * combine.c (merge_outer_ops): Do not set the constant when this
23520 (simplify_shift_const_1): Do not modify it either in this case.
23522 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
23524 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
23525 tuning is deprecated if -mtune value is set to an Itanium1 variant.
23527 2009-04-01 Janis Johnson <janis187@us.ibm.com>
23530 * c-lex.c (interpret_float): Default (no suffix) is double.
23532 2009-04-1 Xinliang David Li <davidxl@google.com>
23534 * config/i386/i386.c (legitimate_constant_p): Recognize
23535 all one vector constant.
23537 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23539 * config/vax/vax.c: Add #includes to silence warnings.
23540 Change #include order to silence two warnings.
23542 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23544 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
23545 (ASM_SPEC): Pass -k to the assembler for PIC code.
23547 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23549 * config.gcc: Add vax-*-linux* to the switch.
23550 * config/vax/linux.h: New file. (TARGET_VERSION,
23551 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
23553 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23555 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
23556 Use predicate macros instead of GET_CODE() == foo.
23557 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
23558 ashlsi3, rotrsi3, <unnamed>): Likewise.
23560 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23562 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
23563 jbbccihi, jbbccisi): Remova trailing whitespace.
23564 * config/vax/constraints.md: Likewise.
23565 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
23566 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
23567 * config/vax/predicates.md: Likewise.
23568 * config/vax/vax.c (print_operand_address, vax_output_int_move,
23569 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
23570 * config/vax/vax.h: Likewise.
23571 * config/vax/vax.md (nonlocal_goto): Likewise.
23573 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23575 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
23576 (indirectable_address_p, adjacent_operands_p): Add spaces around
23578 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
23580 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23582 * config/vax/vax.c (legitimate_constant_address_p,
23583 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
23584 index_term_p, reg_plus_index_p, legitimate_address_p,
23585 vax_mode_dependent_address_p): Update comments to match functions
23586 modified by the recent int->bool conversion.
23588 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23590 * config/vax/builtins.md: Update copyright message.
23591 * config/vax/constraints.md: Likewise.
23592 * config/vax/netbsd-elf.h: Likewise.
23593 * config/vax/predicates.md: Likewise.
23594 * config/vax/vax-protos.h: Likewise.
23595 * config/vax/vax.c: Likewise.
23596 * config/vax/vax.h: Likewise.
23597 * config/vax/vax.md: Likewise.
23598 * config/vax/vax.opt: Likewise.
23600 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23602 * config/vax/builtins.md (ffssi2, ffssi2_internal,
23603 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
23604 * config/vax/constraints.md (B, R): Likewise.
23605 * config/vax/predicates.md (external_memory_operand,
23606 nonimmediate_addsub_di_operand): Likewise.
23607 * config/vax/vax.c (vax_output_int_add): Likewise.
23608 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
23609 untyped_call): Likewise.
23611 2009-04-01 Matt Thomas <matt@3am-software.com>
23613 * config/vax/predicates.md: New file.
23614 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
23615 external_const_operand, nonsymbolic_operand, external_memory_operand,
23616 indirect_memory_operand, indexed_memory_operand,
23617 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
23618 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
23620 * config/vax/constraints.md: New file.
23621 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
23623 * config/vax/builtins.md: New file.
23624 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
23625 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
23627 * config/vax/vax.opt (mqmath): Add option.
23628 * config/vax/vax.md (isfx): Extend with DI.
23629 (VAXintQH, VAXintQHSD): Define.
23630 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
23631 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
23632 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
23633 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
23634 (movdi): Update constraints and use vax_output_int_move().
23635 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
23636 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
23637 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
23638 nonlocal_goto): New.
23639 (mov<mode>): Extend accepted operand types.
23640 (subdi3_old): Rename from subdi3, change update constraints and use
23641 a new implementation.
23642 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
23643 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
23644 MOVE_RATIO, CLEAR_RATIO): Define.
23645 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
23646 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
23647 (PRINT_OPERAND): Redefine using a function instead of inlined code.
23648 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
23649 (split_quadword_operands): Make static and really allow variable
23651 (print_operand_address): Update for PIC generation.
23652 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
23653 indexable_address_p, fixup_mathdi_operand,
23654 vax_expand_addsub_di_operands, adjacent_operands_p): New.
23655 (vax_float_literal, legitimate_constant_p,
23656 indirectable_constant_address_p, index_term_p,
23657 reg_plus_index_p): Return bool instead of int.
23658 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
23660 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
23662 (vax_output_conditional_branch): Indent.
23663 (legitimate_constant_address_p, indirectable_constant_address_p,
23664 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
23665 vax_mode_dependent_address_p): Return bool instead of int, update for
23667 * config/vax/vax-protos.h (legitimate_constant_address_p,
23668 legitimate_constant_p, legitimate_address_p,
23669 vax_mode_dependent_address_p): Change declaration to bool.
23670 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
23671 vax_expand_addsub_di_operands, vax_output_int_subtract,
23672 vax_output_movmemsi): Declare.
23673 (split_quadword_operands, vax_float_literal): Delete declaration.
23674 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
23675 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
23676 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
23677 ASM_OUTPUT_DWARF_PCREL): Define.
23678 (ASM_SPEC): Change definition to allow PIC generation.
23680 2009-04-01 Steve Ellcey <sje@cup.hp.com>
23682 * doc/sourcebuild.texi: Update front-end requirements.
23684 2009-04-01 Jakub Jelinek <jakub@redhat.com>
23687 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
23688 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
23689 (booldi3_internal3): Use boolean_or_operator instead of
23692 2009-04-01 Joseph Myers <joseph@codesourcery.com>
23695 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
23696 declarator whose size is not an integer constant expression but
23697 folds to an integer constant, then treat it as a constant
23700 2009-04-01 Richard Guenther <rguenther@suse.de>
23702 * fold-const.c (fold_plusminus_mult_expr): Do not fold
23703 i * 4 + 2 to (i * 2 + 1) * 2.
23705 2009-04-01 Jakub Jelinek <jakub@redhat.com>
23708 * c-parser.c (c_parser_asm_statement): Skip until close paren and
23709 return if c_parser_asm_string_literal returned NULL.
23711 2009-04-01 Nick Clifton <nickc@redhat.com>
23713 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
23715 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
23716 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
23717 other typedefs to avoid conflicts with libgcc2.c. Define labels
23718 to gain 16-bit bit-manipulation functions from libgcc2.c and then
23720 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
23721 to gain 16-bit trapping arithmetic functions from libgcc2.c and
23724 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
23726 * varasm.c (default_function_rodata_section): Declare DOT as
23729 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
23730 Andrey Galkin <agalkin@hypercom.com>
23733 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
23734 Make object_name unique for each process.
23736 2009-04-01 Jakub Jelinek <jakub@redhat.com>
23739 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
23740 addressable variables in the parallel that could go out of scope while
23741 running queued tasks.
23743 2009-04-01 Anatoly Sokolov <aesok@post.ru>
23745 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
23746 (CASE_VALUES_THRESHOLD): Redefine.
23747 * config/avr/avr.c (avr_override_options): Remove initialization of
23748 avr_case_values_threshold variable.
23749 (avr_case_values_threshold): Remove variable. Add new function.
23750 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
23751 * config/avr/avr.opt (mno-tablejump): Remove option.
23752 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
23754 2009-04-01 DJ Delorie <dj@redhat.com>
23756 * varasm.c (default_function_rodata_section): Don't assume
23757 anything about where the first '.' in the section name is.
23759 2009-04-01 Alan Modra <amodra@bigpond.net.au>
23761 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
23762 rs6000_emit_stack_tie.
23764 2009-03-31 Ian Lance Taylor <iant@google.com>
23766 * tree-eh.c (tree_remove_unreachable_handlers): Compare
23767 gimple_code with GIMPLE_RESX, not RESX.
23769 2009-03-31 Joseph Myers <joseph@codesourcery.com>
23771 * c-common.c (c_get_ident): New.
23772 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
23774 2009-04-01 Ben Elliston <bje@au.ibm.com>
23776 * config/rs6000/sysv4.opt (msdata): Improve option description.
23778 2009-03-31 Steve Ellcey <sje@cup.hp.com>
23780 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
23781 (divdf3_internal_lat): Remove.
23782 (divxf3_internal_lat): Remove.
23783 (divxf3_internal_thr): Remove.
23784 (divxf): Use divxf3_internal.
23785 * config/ia64/div.md (divsf3_internal_lat): New.
23786 (divdf3_internal_lat): New.
23787 (divxf3_internal): New.
23789 2009-03-31 Joseph Myers <joseph@codesourcery.com>
23792 * Makefile.in (USE_GCC_STDINT): Define.
23793 (stmp-int-hdrs): Install stdint.h if applicable.
23794 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
23796 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
23797 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
23798 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
23799 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
23800 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
23801 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
23802 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
23803 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
23804 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
23805 (c_common_nodes_and_builtins): Initialize
23806 underlying_wchar_type_node. Do not initialize
23807 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
23808 nodes for new types.
23809 (c_stddef_cpp_builtins): Define macros for new types.
23810 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
23812 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
23813 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
23814 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
23815 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
23816 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
23817 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
23818 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
23819 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
23820 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
23821 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
23822 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
23823 int16_type_node, int32_type_node, int64_type_node,
23824 uint8_type_node, uint16_type_node, c_uint32_type_node,
23825 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
23826 int_least32_type_node, int_least64_type_node,
23827 uint_least8_type_node, uint_least16_type_node,
23828 uint_least32_type_node, uint_least64_type_node,
23829 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
23830 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
23831 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
23832 uintptr_type_node): Define.
23833 * c-cppbuiltin.c (builtin_define_constants,
23834 builtin_define_type_minmax): New.
23835 (builtin_define_stdint_macros): Define more macros.
23836 (c_cpp_builtins): Define more limit macros.
23837 (type_suffix): New.
23838 (builtin_define_type_max): Define in terms of
23839 builtin_define_type_minmax. Remove is_long parameter. All
23841 * config.gcc (use_gcc_stdint): Define.
23842 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
23843 Add newlib-stdint.h for generic targets.
23844 * config/glibc-stdint.h, config/newlib-stdint.h,
23845 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
23846 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
23847 * config/score/score.h (UINTPTR_TYPE): Define.
23848 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
23849 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
23850 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
23851 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
23852 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
23853 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
23854 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
23855 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
23856 * config/spu/spu.h (STDINT_LONG32): Define.
23857 * configure.ac (use_gcc_stdint): Substitute.
23858 * configure: Regenerate.
23859 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
23860 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
23861 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
23862 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
23863 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
23864 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
23865 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
23866 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
23867 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
23868 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
23869 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
23870 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
23871 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
23872 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
23873 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
23874 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
23875 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
23876 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
23877 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
23878 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
23879 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
23880 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
23881 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
23882 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
23883 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
23884 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
23885 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
23886 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
23887 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
23889 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
23891 * loop-iv.c (suitable_set_for_replacement): Renamed from
23892 simplify_using_assignment; changed to return bool and to accept new
23893 args DEST and SRC. Return true iff we find a source/destination pair
23894 that can be used to make a replacement, and fill SRC and DEST if so.
23895 Remove arg ALTERED. Don't deal with altered regs here. All callers
23897 (simplify_using_initial_values): Deal with altered regs here and track
23898 more precisely the effect they have on the validity of our expression.
23900 * loop-iv.c (simplify_using_condition): A condition of the form
23901 (EQ REG CONST) can be used to simply make a substitution.
23902 (simplify_using_initial_values): Keep track of conditions we have seen
23903 and keep using them to simplify new expressions, while applying the
23904 same substitutions to them as to the expression.
23906 * simplify-rtx.c (simplify_relational_operation_1): Simplify
23907 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
23910 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
23911 changed. Use this when trying to improve the upper bound.
23912 Generate the comparison by using simplify_gen_relational.
23914 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
23916 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
23918 (simplify_using_assignment, simplify_using_initial_values): Call
23919 replace_in_expr to make replacements. Call replace_single_def_regs
23920 once on the initial version of the expression.
23922 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
23925 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
23927 2009-03-31 Richard Guenther <rguenther@suse.de>
23929 PR middle-end/31029
23930 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
23931 equality comparisons. Fold C - X CMP X if C % 2 == 1.
23933 2009-03-31 Richard Guenther <rguenther@suse.de>
23935 * tree.h (div_if_zero_remainder): Declare.
23936 * fold-const.c (div_if_zero_remainder): Export.
23937 * tree-ssa-forwprop.c
23938 (forward_propagate_addr_into_variable_array_index): Handle
23939 constant array index addition outside of the variable index.
23941 2009-03-31 Joseph Myers <joseph@codesourcery.com>
23944 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
23945 define_splits, floatunssi<mode>2): Require x87 conversions from
23946 DImode to be permitted.
23948 2009-03-31 Joseph Myers <joseph@codesourcery.com>
23950 PR preprocessor/15638
23951 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
23953 2009-03-31 Richard Guenther <rguenther@suse.de>
23955 PR middle-end/23401
23956 PR middle-end/27810
23957 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
23958 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
23959 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
23960 a separate statement.
23961 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
23962 (lookup_tmp_var): Likewise.
23963 (is_gimple_formal_tmp_or_call_rhs): Remove.
23964 (is_gimple_reg_or_call_rhs): Rename to ...
23965 (is_gimple_reg_rhs_or_call): ... this.
23966 (is_gimple_mem_or_call_rhs): Rename to ...
23967 (is_gimple_mem_rhs_or_call): ... this.
23968 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
23969 DECL_GIMPLE_REG_P only if is_formal is true.
23970 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
23971 for non-proper post-modify expression gimplification.
23972 (gimplify_self_mod_expr): For post-modify expressions gimplify
23973 the lvalue to a minimal lvalue.
23974 (rhs_predicate_for): Remove formal temp case.
23975 (gimplify_modify_expr_rhs): Likewise.
23976 (gimplify_addr_expr): Use is_gimple_reg.
23977 (gimplify_expr): Remove formal temp cases.
23978 (gimple_regimplify_operands): Likewise.
23979 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
23980 and FILTER_EXPR like constants.
23981 * gimple.c (walk_gimple_op): Fix val_only initialization, use
23983 (is_gimple_formal_tmp_rhs): Remove.
23984 (is_gimple_reg_rhs): Remove special casing.
23985 (is_gimple_mem_rhs): Fix.
23986 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
23987 (is_gimple_formal_tmp_var): Remove.
23988 (is_gimple_formal_tmp_reg): Likewise.
23989 (is_gimple_min_lval): Allow invariant component ref parts.
23990 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
23991 is_gimple_formal_tmp_reg): Remove declarations.
23992 * tree-cfg.c (verify_expr): Verify that variables with address
23993 taken do not have DECL_GIMPLE_REG_P set.
23994 * tree-mudflap.c (mf_build_check_statement_for): Use
23995 force_gimple_operand instead of gimplify_expr.
23997 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
23999 * modulo-sched.c (sms_schedule_by_order): Pass the actual
24000 schedulable rows to compute_split_row.
24002 2009-03-31 Ben Elliston <bje@au.ibm.com>
24005 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
24008 2009-03-31 Alan Modra <amodra@bigpond.net.au>
24010 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
24011 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
24012 * configure: Regenerate.
24013 * config.in: Regenerate.
24014 * config/rs6000/rs6000.opt (mtls-markers): Add.
24015 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
24016 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
24017 (tls_ld_aix, tls_ld_sysv): Likewise.
24018 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
24019 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
24021 2009-03-31 Alan Modra <amodra@bigpond.net.au>
24023 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
24025 2009-03-30 Jan Hubicka <jh@suse.cz>
24027 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
24029 (tree_remove_unreachable_handlers): Cleanup EH predecestor
24030 detection and label handling.
24032 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24034 * ira-int.h (ira_allocno): Rename left_conflicts_num to
24035 left_conflicts_size.
24036 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
24037 ALLOCNO_LEFT_CONFLICTS_SIZE.
24039 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
24040 remove_allocno_from_bucket_and_push,
24041 allocno_spill_priority_compare, push_allocnos_to_stack,
24042 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24043 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
24044 (setup_allocno_left_conflicts_num): Ditto. Rename to
24045 setup_allocno_left_conflicts_size.
24046 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24047 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
24048 setup_allocno_left_conflicts_size instead of
24049 setup_allocno_left_conflicts_num.
24051 * ira-build.c (ira_create_allocno): Use
24052 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
24053 ALLOCNO_LEFT_CONFLICTS_NUM.
24055 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24057 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
24058 instead of DF_LR_OUT.
24060 * ira-lives.c (process_bb_node_lives): Ditto.
24062 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
24063 instead of DF_LR_{OUT,IN}.
24065 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
24067 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
24069 2009-03-30 Jan Hubicka <jh@suse.cz>
24071 * except.c (label_to_region_map): Fix thinko.
24073 2009-03-30 Steve Ellcey <sje@cup.hp.com>
24075 PR middle-end/38237
24076 * tree.h (tree_find_value): New declaration.
24077 * tree.c (tree_find_value): New function.
24078 * varasm.c (assemble_external): Avoid duplicate entries on lists.
24080 2009-03-30 Jakub Jelinek <jakub@redhat.com>
24083 * c-decl.c (struct c_binding): Add locus field.
24084 (bind): Add locus argument, set locus field from it.
24085 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
24086 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
24087 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
24088 implicitly_declare, undeclared_variable, lookup_label,
24089 declare_label, c_make_fname_decl, c_builtin_function,
24090 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
24093 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
24096 * config/i386/i386.c (classify_argument): Check total size of
24099 2009-03-30 Martin Jambor <mjambor@suse.cz>
24101 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
24102 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
24103 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
24106 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
24107 seen_variable_array_ref while also traversing a union.
24109 * tree-inline.c (optimize_inline_calls): Do not call
24110 cgraph_node_remove_callees.
24111 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
24112 (pass_remove_cgraph_callee_edges): New variable.
24113 * passes.c (init_optimization_passes): Add
24114 pass_remove_cgraph_callee_edges after early inlining and before all
24115 late intraprocedural passes.
24117 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
24119 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24121 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
24122 Fix typos in names.
24124 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24126 * combine.c (simplify_comparison): Use have_insn_for.
24127 * dojump.c (do_jump): Likewise.
24129 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24131 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
24132 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
24133 sparc_compare_op0 like sparc_compare_emitted used to be handled.
24134 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
24135 instead of sparc_compare_emitted.
24136 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
24137 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
24138 instead of sparc_compare_emitted.
24140 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24142 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
24143 enter/exit cfglayout mode.
24144 (pass_partition_block): Require it.
24145 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
24146 (combine_instructions): Track basic blocks instead of labels.
24147 (update_cfg_for_uncondjump): New.
24148 (try_combine): Use it. Update jumps after rescanning.
24149 (pass_combine): Require PROP_cfglayout.
24150 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
24152 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24154 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
24155 Provide/destroy PROP_cfglayout respectively.
24156 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
24157 * tree-pass.h (PROP_cfglayout): New.
24159 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24161 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
24162 fold_convert_const_fixed_from_fixed,
24163 fold_convert_const_fixed_from_int,
24164 fold_convert_const_fixed_from_real, fold_negate_const): Do not
24165 set TREE_CONSTANT_OVERFLOW.
24166 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
24167 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
24169 2009-03-30 Ira Rosen <irar@il.ibm.com>
24171 * tree-vect-loop-manip.c: New file.
24172 * tree-vectorizer.c: Update documentation and included files.
24173 (vect_loop_location): Make extern.
24174 (rename_use_op): Move to tree-vect-loop-manip.c
24175 (rename_variables_in_bb, rename_variables_in_loop,
24176 slpeel_update_phis_for_duplicate_loop,
24177 slpeel_update_phi_nodes_for_guard1,
24178 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
24179 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
24180 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
24181 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
24182 find_loop_location): Likewise.
24183 (new_stmt_vec_info): Move to tree-vect-stmts.c.
24184 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
24185 get_vectype_for_scalar_type, vect_is_simple_use,
24186 supportable_widening_operation, supportable_narrowing_operation):
24188 (bb_in_loop_p): Move to tree-vect-loop.c.
24189 (new_loop_vec_info, destroy_loop_vec_info,
24190 reduction_code_for_scalar_code, report_vect_op,
24191 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
24192 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
24193 (vect_supportable_dr_alignment): Likewise.
24194 * tree-vectorizer.h (tree-data-ref.h): Include.
24195 (vect_loop_location): Declare.
24196 Reorganize function declarations according to the new file structure.
24197 * tree-vect-loop.c: New file.
24198 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
24199 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
24200 * tree-vect-data-refs.c: New file.
24201 * tree-vect-patterns.c (timevar.h): Don't include.
24202 * tree-vect-stmts.c: New file.
24203 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
24204 tree-vect-slp.c, tree-vect-loop.c.
24205 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
24206 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
24207 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
24208 (tree-vect-analyze.o): Remove.
24209 (tree-vect-transform.o): Likewise.
24210 (tree-vect-data-refs.o): Add rule.
24211 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
24212 tree-vect-slp.o): Likewise.
24213 (tree-vect-patterns.o): Remove redundant dependencies.
24214 (tree-vectorizer.o): Likewise.
24215 * tree-vect-slp.c: New file.
24217 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24219 * optc-gen.awk: Warn if an option flag has multiple different
24222 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
24224 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
24225 -floop-block): Document dependences on PPL, CLooG and Graphite.
24227 2009-03-30 Joseph Myers <joseph@codesourcery.com>
24229 PR rtl-optimization/323
24230 * c-common.c (c_fully_fold, convert_and_check,
24231 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
24232 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
24233 * c-common.def (EXCESS_PRECISION_EXPR): New.
24234 * c-cppbuiltin.c (builtin_define_float_constants): Define
24235 constants with enough digits for long double.
24236 * c-lex.c (interpret_float): Interpret constant with excess
24237 precision where appropriate.
24238 * c-opts.c (c_common_post_options): Set
24239 flag_excess_precision_cmdline. Give an error for
24240 -fexcess-precision=standard for C++ for processors where the
24241 option is significant.
24242 * c-parser.c (c_parser_conditional_expression): Handle excess
24243 precision in condition.
24244 * c-typeck.c (convert_arguments): Handle arguments with excess
24246 (build_unary_op): Move excess precision outside operation.
24247 (build_conditional_expr): Likewise.
24248 (build_compound_expr): Likewise.
24249 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
24250 (build_modify_expr): Handle excess precision in RHS.
24251 (convert_for_assignment): Handle excess precision in converted
24253 (digest_init, output_init_element, process_init_element): Handle
24254 excess precision in initializer.
24255 (c_finish_return): Handle excess precision in return value.
24256 (build_binary_op): Handle excess precision in operands and add
24257 excess precision as needed for operation.
24258 * common.opt (-fexcess-precision=): New option.
24259 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
24260 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
24261 For standard excess precision, output explicit conversion to and
24262 truncation from XFmode.
24263 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
24264 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
24265 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
24266 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
24267 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
24268 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
24269 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
24270 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
24271 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
24272 define_splits, sqrt<mode>2): Disable where appropriate for
24273 standard excess precision.
24274 * convert.c (convert_to_real): Do not shorten arithmetic to type
24275 for which excess precision would be used.
24276 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
24277 * doc/invoke.texi (-fexcess-precision=): Document option.
24278 (-mfpmath=): Correct index entry.
24279 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
24280 flag_excess_precision): New.
24281 * langhooks.c (lhd_post_options): Set
24282 flag_excess_precision_cmdline.
24283 * opts.c (common_handle_option): Handle -fexcess-precision=.
24284 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
24285 init_excess_precision): New.
24286 (lang_dependent_init_target): Call init_excess_precision.
24287 * tree.c (excess_precision_type): New.
24288 * tree.h (excess_precision_type): Declare.
24290 2009-03-30 Joseph Myers <joseph@codesourcery.com>
24293 * c-typeck.c (build_component_ref): Do not copy qualifiers from
24294 non-lvalue to component.
24296 2009-03-29 Joseph Myers <joseph@codesourcery.com>
24298 PR preprocessor/34695
24299 * Makefile.in (c-opts.o): Depend on c-tree.h.
24300 * c-common.c: Move down include of diagnostic.h.
24301 (done_lexing, c_cpp_error): New.
24302 * c-common.h (done_lexing): Declare.
24303 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
24305 * c-opts.c: Include c-tree.h.
24306 (c_common_init_options): Set preprocessor error callback.
24307 (c_common_handle_option): Do not set preprocessor
24308 inhibit_warnings, warnings_are_errors, warn_system_headers,
24309 pedantic_errors or inhibit_warnings flags.
24310 (c_common_post_options): Do not check cpp_errors (parse_in).
24311 (c_common_finish): Do not output dependencies if there were
24312 errors. Do not check return value of cpp_finish.
24313 * c-ppoutput.c (pp_file_change): Set input_location.
24314 * c-tree.h (c_cpp_error): Declare.
24315 * diagnostic.c (diagnostic_set_info_translated): Also initialize
24317 (diagnostic_build_prefix): Check override_column.
24318 * diagnostic.h (diagnostic_info): Add override_column field.
24319 (diagnostic_override_column): Define.
24321 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
24323 * c-common.c (c_expand_expr, c_staticp): Remove.
24324 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
24325 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
24326 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
24327 * c-gimplify.c (gimplify_compound_literal_expr,
24328 optimize_compound_literals_in_ctor): Remove.
24329 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
24330 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
24331 * c-semantics.c (emit_local_var): Remove.
24333 * langhooks-def.h (lhd_expand_expr): Remove.
24334 * langhooks.c (lhd_expand_expr): Remove.
24335 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
24337 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
24338 handling from c-semantics.c; don't call into langhook.
24339 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
24340 * gimplify.c (gimplify_compound_literal_expr,
24341 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
24342 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
24343 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
24344 as was done in c-gimplify.c.
24345 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
24346 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
24347 Move from c-common.h.
24348 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
24350 * tree.c (staticp): Do not call langhook.
24351 * langhooks.c (lhd_staticp): Delete.
24352 * langhooks-def.h (lhd_staticp): Delete prototype.
24353 (LANG_HOOKS_STATICP): Delete.
24354 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
24356 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
24357 instead of DECL_STMTs.
24359 2009-03-29 Joseph Myers <joseph@codesourcery.com>
24367 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
24369 (fold_call_expr): Return a NOP_EXPR from folding rather than the
24370 contained expression.
24371 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
24372 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
24373 conditional expressions for C.
24374 (decl_constant_value_for_optimization): Move from
24375 decl_constant_value_for_broken_optimization in c-typeck.c. Check
24376 whether optimizing and that the expression is a VAR_DECL not of
24377 array type instead of doing such checks in the caller. Do not
24378 check pedantic. Call gcc_unreachable for C++.
24379 * c-common.def (C_MAYBE_CONST_EXPR): New.
24380 * c-common.h (c_fully_fold, c_save_expr,
24381 decl_constant_value_for_optimization): New prototypes.
24382 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
24383 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
24384 EXPR_INT_CONST_OPERANDS): Define.
24385 * c-convert.c (convert): Strip nops from expression.
24386 * c-decl.c (groktypename): Take extra parameters expr and
24387 expr_const_operands. Update call to grokdeclarator.
24388 (start_decl): Update call to grokdeclarator. Add statement for
24389 expressions used in type of decl.
24390 (grokparm): Update call to grokdeclarator.
24391 (push_parm_decl): Update call to grokdeclarator.
24392 (build_compound_literal): Add parameter non_const and build a
24393 C_MAYBE_COSNT_EXPR if applicable.
24394 (grokdeclarator): Take extra parameters expr and
24395 expr_const_operands. Track expressions used in declaration
24396 specifiers and declarators. Fold array sizes and track whether
24397 they are constant expressions and whether they are integer
24398 constant expressions.
24399 (parser_xref_tag): Set expr and expr_const_operands fields in
24401 (grokfield): Update call to grokdeclarator.
24402 (start_function): Update call to grokdeclarator.
24403 (build_null_declspecs): Set expr and expr_const_operands fields in
24405 (declspecs_add_type): Handle expressions in typeof specifiers.
24406 * c-parser.c (c_parser_declspecs): Set expr and
24407 expr_const_operands fields for declaration specifiers.
24408 (c_parser_enum_specifier): Likewise.
24409 (c_parser_struct_or_union_specifier): Likewise.
24410 (c_parser_typeof_specifier): Likewise. Update call to
24411 groktypename. Fold expression as needed. Return expressions with
24412 type instead of adding statements.
24413 (c_parser_attributes): Update calls to c_parser_expr_list.
24414 (c_parser_statement_after_labels): Fold expression before passing
24415 to objc_build_throw_stmt.
24416 (c_parser_condition): Fold expression.
24417 (c_parser_asm_operands): Fold expression.
24418 (c_parser_conditional_expression): Use c_save_expr. Update call
24419 to build_conditional_expr.
24420 (c_parser_alignof_expression): Update call to groktypename.
24421 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
24422 original_code. Fold expression argument of va_arg. Create
24423 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
24424 argument to va_arg. Update calls to groktypename. Fold array
24425 index for offsetof. Verify that first argument to
24426 __builtin_choose_expr has integer type.
24427 (c_parser_postfix_expression_after_paren_type): Update calls to
24428 groktypename and build_compound_literal. Handle expressions with
24429 side effects in type name.
24430 (c_parser_postfix_expression_after_primary): Update call to
24431 c_parser_expr_list. Set original_code for calls to
24432 __builtin_constant_p.
24433 (c_parser_expr_list): Take extra parameter fold_p. Fold
24434 expressions if requested.
24435 (c_parser_objc_type_name): Update call to groktypename.
24436 (c_parser_objc_synchronized_statement): Fold expression.
24437 (c_parser_objc_receiver): Fold expression.
24438 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
24439 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
24440 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
24441 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
24442 (struct c_typespec): Add elements expr and expr_const_operands.
24443 (struct c_declspecs): Add elements expr and expr_const_operands.
24444 (groktypename, build_conditional_expr, build_compound_literal):
24446 (in_late_binary_op): Declare.
24447 * c-typeck.c (note_integer_operands): New function.
24448 (in_late_binary_op): New variable.
24449 (decl_constant_value_for_broken_optimization): Move to c-common.c
24450 and rename to decl_constant_value_for_optimization.
24451 (default_function_array_conversion): Do not strip nops.
24452 (default_conversion): Do not call
24453 decl_constant_value_for_broken_optimization.
24454 (build_array_ref): Do not fold result.
24455 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
24456 result when operand is a VLA.
24457 (c_expr_sizeof_type): Update call to groktypename. Handle
24458 expressions included in type name. Use C_MAYBE_CONST_EXPR for
24459 result when operand names a VLA type.
24460 (build_function_call): Update call to build_compound_literal.
24461 Only fold result for calls to __builtin_* functions. Strip
24462 NOP_EXPR from INTEGER_CST returned from such functions. Fold
24463 the function designator.
24464 (convert_arguments): Fold arguments. Update call to
24465 convert_for_assignment.
24466 (build_unary_op): Handle increment and decrement of
24467 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
24468 decrement earlier. Fold operand of increment and decrement.
24469 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
24470 built for integer operand. Wrap returns that are INTEGER_CSTs
24471 without being integer constant expressions or that have integer
24472 constant operands without being INTEGER_CSTs.
24473 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
24474 (build_conditional_expr): Add operand ifexp_bcp. Track whether
24475 result is an integer constant expression or can be used in
24476 unevaluated parts of one and avoid folding and wrap as
24477 appropriate. Fold operands before possibly doing -Wsign-compare
24479 (build_compound_expr): Wrap result for C99 if operands can be used
24480 in integer constant expressions.
24481 (build_c_cast): Update call to digest_init. Do not ignore
24482 overflow from casting floating-point constants to integers. Wrap
24483 results that could be confused with integer constant expressions,
24484 null pointer constants or floating-point constants.
24485 (c_cast_expr): Update call to groktypename. Handle expressions
24486 included in type name.
24487 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
24488 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
24489 Update calls to convert_for_assignment.
24490 (convert_for_assignment): Take new parameter
24491 null_pointer_constant. Do not strip nops or call
24492 decl_constant_value_for_broken_optimization. Set
24493 in_late_binary_op for conversions to boolean.
24494 (store_init_value): Update call to digest_init.
24495 (digest_init): Take new parameter null_pointer_constant. Do not
24496 call decl_constant_value_for_broken_optimization. pedwarn for
24497 initializers not constant expressions. Update calls to
24498 convert_for_assignment.
24499 (constructor_nonconst): New.
24500 (struct constructor_stack): Add nonconst element.
24501 (really_start_incremental_init, push_init_level, pop_init_level):
24502 Handle constructor_nonconst and nonconst element.
24503 (set_init_index): Call constant_expression_warning for array
24505 (output_init_element): Fold value. Set constructor_nonconst as
24506 applicable. pedwarn for initializers not constant expressions.
24507 Update call to digest_init. Call constant_expression_warning
24508 where constant initializers are required.
24509 (process_init_element): Use c_save_expr.
24510 (c_finish_goto_ptr): Fold expression.
24511 (c_finish_return): Fold return value. Update call to
24512 convert_for_assignment.
24513 (c_start_case): Fold switch expression.
24514 (c_process_expr_stmt): Fold expression.
24515 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
24516 ensure statement expression is not evaluated in constant expression.
24517 (build_binary_op): Track whether results are integer constant
24518 expressions or may occur in such, disable folding and wrap results
24519 as applicable. Fold operands for -Wsign-compare warnings unless
24521 (c_objc_common_truthvalue_conversion): Handle results folded to
24522 integer constants that are not integer constant expressions.
24523 * doc/extend.texi: Document when typeof operands are evaluated,
24524 that condition of __builtin_choose_expr is an integer constant
24525 expression, and more about use of __builtin_constant_p in
24528 2009-03-29 Richard Guenther <rguenther@suse.de>
24530 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
24531 propagate addresses of array references.
24533 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
24535 * regmove.c (perhaps_ends_bb_p): Remove.
24536 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
24537 from INSN and check that the main loop stays within that basic block.
24538 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
24539 (regmove_forward_pass): Split out from regmove_optimize. Use
24540 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
24541 (regmove_backward_pass): Split out from regmove_optimize. Use
24542 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
24543 (regmove_optimize): Simplify.
24545 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
24548 * config/i386/i386.c (classify_argument): Ignore flexible array
24549 member in struct and warn ABI change.
24551 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
24553 * config/i386/i386-protos.h (ix86_agi_dependent): New.
24555 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
24556 (ix86_adjust_cost): Updated.
24558 2009-03-29 Jan Hubicka <jh@suse.cz>
24560 PR middle-end/28850
24561 * tree-pass.h (pass_cleanup_eh): New function.
24562 (remove_unreachable_regions): Break code handling RTL
24563 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
24564 that can not be reached by runtime.
24565 (can_be_reached_by_runtime): New function.
24566 (label_to_region_map): New function.
24567 (num_eh_regions): New function.
24568 (rtl_remove_unreachable_regions): New function.
24569 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
24570 (remove_eh_region): New function.
24571 * except.h: Include sbitmap and vecprim.
24572 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
24573 num_eh_regions): Declare.
24574 * passes.c (init_optimization_passes): Schedule cleanup_eh.
24575 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
24576 * tree-eh.c (tree_remove_unreachable_handlers): New function.
24577 (tree_empty_eh_handler_p): New function.
24578 (cleanup_empty_eh): New function.
24579 (cleanup_eh): New function.
24580 (pass_cleanup_eh): New function.
24582 2009-03-29 Jan Hubicka <jh@suse.cz>
24584 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
24585 for removed regions.
24587 2009-03-29 Jan Hubicka <jh@suse.cz>
24589 * except.c (dump_eh_tree): Dump all datastructures.
24591 2009-03-29 Jan Hubicka <jh@suse.cz>
24593 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
24594 (duplicate_eh_regions_1): Likewise.
24595 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
24596 vector; call EH verification.
24597 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
24598 Be ready for region being removed.
24600 2009-03-29 Jan Hubicka <jh@suse.cz>
24602 * bitmap.c (bitmap_last_set_bit): New function.
24603 * bitmap.h (bitmap_last_set_bit): Declare.
24605 2009-03-29 David Ayers <ayers@fsfe.org>
24608 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
24609 by calling objc_compare_types and surpress warnings about
24610 incompatible C pointers that are compatible ObjC pointers.
24612 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
24614 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
24615 call initialize_inline_failed.
24616 (initialize_inline_failed): Move it from here ...
24617 * cgraph.c (initialize_inline_failed): ... to here.
24618 (cgraph_create_edge): Call initialize_inline_failed rather than
24619 setting inline_failed directly.
24621 2009-03-29 Ben Elliston <bje@au.ibm.com>
24624 * sysv4.opt (msdata): Improve comment.
24625 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
24626 * sysv4.h (SVR4_ASM_SPEC): Likewise.
24628 2009-03-29 Ben Elliston <bje@au.ibm.com>
24631 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
24632 load and store attributes.
24634 2009-03-29 Ben Elliston <bje@au.ibm.com>
24636 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
24637 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
24638 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
24639 * doc/extend.texi (X86 Built-in Functions): Add index entries for
24640 __builtin_infq and __builtin_huge_valq.
24642 2009-03-28 Anatoly Sokolov <aesok@post.ru>
24644 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
24646 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
24647 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
24649 2009-03-28 Xinliang David Li <davidxl@google.com>
24651 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
24652 (do_dbg_cnt): New function.
24654 2009-03-28 Jan Hubicka <jh@suse.cz>
24656 Merge from pretty-ipa:
24658 2009-03-27 Jan Hubicka <jh@suse.cz>
24660 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
24661 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
24662 * passes.c (function_called_by_processed_nodes_p): New.
24663 * ipa-pure-const.c (check_call): Fix handling of operands.
24664 (analyze_function): Dump debug output for skipped bodies.
24665 (local_pure_const): Use function_called_by_processed_nodes_p.
24666 * dwarf2out.c (reference_to_unused): Use output.
24667 * passes.c (do_per_function_toporder): Likewise.
24669 2008-11-12 Jan Hubicka <jh@suse.cz>
24671 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
24672 * ipa-pure-const.c (funct_state_d): Add can throw field; make
24673 state_set_in_source enum
24674 (check_decl): Ignore memory tags; do not set fake looping flags;
24676 (check_operand, check_tree, check_rhs_var, check_lhs_var,
24677 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
24678 (check_call, analyze_function): Rewrite.
24680 (add_new_function): Update call of analyze_function.
24681 (generate_summary): Add call of analyze_function.
24682 (propagate): Propagate can_throw; handle state_set_in_source correctly.
24683 (local_pure_const): New function.
24684 (pass_local_pure_const): New pass.
24685 * ipa-inline.c (inline_transform): Set after_inlining.
24686 * tree-eh.c (stmt_can_throw_external): New.
24687 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
24688 work with aliasing built.
24689 * tree-flow.h (stmt_can_throw_external): New.
24690 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
24691 and local pure/const pass in early and late optimization queue.
24693 2009-03-28 Martin Jambor <mjambor@suse.cz>
24695 * fold-const.c (get_pointer_modulus_and_residue): New parameter
24697 (fold_binary): Allow function decl aligment consideration is the
24698 second argument is integer constant one.
24699 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
24700 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
24701 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
24703 2009-03-28 Jan Hubicka <jh@suse.cz>
24705 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
24706 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
24707 * function.h (rtl_data): Add nothrow flag.
24708 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
24709 set DECL_NOTHROW for AVAILABLE functions.
24711 2009-03-28 Jakub Jelinek <jakub@redhat.com>
24713 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
24714 following vector keyword has expansion starting with pixel or bool
24715 keyword, expand vector to __vector and pixel or bool to __pixel or
24719 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
24720 warn_if_disallowed_function_p): Removed.
24721 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
24722 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
24723 warning_if_disallowed_function_p.
24724 * flags.h (warn_if_disallowed_function_p,
24725 warn_disallowed_functions): Removed.
24726 * common.opt (Wdisallowed-function-list=): Removed.
24727 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
24729 2009-03-28 Richard Guenther <rguenther@suse.de>
24731 PR tree-optimization/38723
24732 * tree-ssa-pre.c (compute_avail): Add all default definitions to
24735 2009-03-28 Jan Hubicka <jh@suse.cz>
24737 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
24738 test introduced by my previous patch.
24740 2009-03-28 Richard Guenther <rguenther@suse.de>
24742 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
24743 the PHIs value undefined.
24745 2009-03-28 Jan Hubicka <jh@suse.cz>
24747 * tree-pass.h (pass_fixup_cfg): New pass.
24748 * ipa-inline.c (inline_transform): Set
24749 always_inline_functions_inlined/after_inlining.
24750 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
24751 (pass_fixup_cfg): New pass.
24752 * passes.c (init_optimization_passes): Add fixup_cfg.
24754 2009-03-28 Richard Guenther <rguenther@suse.de>
24756 PR tree-optimization/38458
24757 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
24758 argument use the arguments copy-of value.
24760 2009-03-28 Richard Guenther <rguenther@suse.de>
24762 PR tree-optimization/38180
24763 * tree-ssa-ccp.c (get_default_value): Simplify.
24764 (likely_value): Likewise.
24765 (surely_varying_stmt_p): Properly handle VOP case.
24766 (ccp_initialize): Likewise.
24767 (ccp_fold): Handle propagating through *&.
24768 (fold_const_aggregate_ref): Also handle decls.
24770 2009-03-28 Jan Hubicka <jh@suse.cz>
24772 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
24773 * cgraph.h (cgraph_node): Likewise.
24774 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
24775 (cgraph_reset_node): Use process flag.
24776 (cgraph_mark_functions_to_output): Likewise.
24777 (cgraph_expand_function): Likewise.
24778 (cgraph_expand_all_functions): Likewise.
24779 (cgraph_output_in_order): Likewise.
24780 * dwarf2out.c (reference_to_unused): Likewise.
24781 * passes.c do_per_function_toporder): Likewise.
24783 2009-03-28 Jan Hubicka <jh@suse.cz>
24785 Bring from lto-branch:
24787 2008-09-03 Doug Kwan <dougkwan@google.com>
24789 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
24790 enums instead of reason strings.
24791 * cgraph.c (cgraph_create_edge): Same.
24792 (cgraph_inline_failed_string): New function.
24793 * cgraph.h (cgraph_inline_failed_t): New enum type.
24794 (cgraph_inline_failed_string): New prototype.
24795 (struct cgraph_edge): Change type of INLINED_FAILED from constant
24796 char pointer to cgraph_inline_failed_t.
24797 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
24798 (cgraph_default_inline_p): Ditto.
24799 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
24800 to cgraph_inline_failed_t pointer.
24801 * cif-code.def: New file.
24802 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
24804 (cgraph_check_inline_limits): Change type of REASON to pointer to
24805 cgraph_inline_failed_t. Replace reason strings with enums.
24806 (cgraph_default_inline_p): Ditto.
24807 (cgraph_recursive_inlining_p): Ditto.
24808 (update_caller_keys): Change type of FAILED_REASON to
24809 cgraph_inline_failed_t.
24810 (cgraph_set_inline_failed): Change type of REASON to pointer to
24811 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
24812 convert enums to strings for text output.
24813 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
24814 to be of type cgraph_inline_failed_t. Replace reason strings with
24815 enums. Call cgraph_inline_failed_string to covert enums
24816 to strings for text output.
24817 (cgraph_decide_inlining): Replace reason strings with enums.
24818 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
24819 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
24821 * tree-inline.c (expand_call_inline): Change type of REASON
24822 to cgraph_inline_failed_t. Replace reason strings with enums.
24823 Call cgraph_inline_failed_string for text output.
24824 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
24827 2009-03-28 Jan Hubicka <jh@suse.cz>
24829 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
24830 cgraph_clone_node): Remove master clone handling.
24831 (cgraph_is_master_clone, cgraph_master_clone): Remove.
24832 * cgraph.h (master_clone): Remove.
24833 (cgraph_is_master_clone, cgraph_master_clone): Remove.
24834 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
24835 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
24837 2009-03-28 Jan Hubicka <jh@suse.cz>
24839 * cgraph.c (cgraph_function_body_availability): Functions declared
24840 inline are always safe to assume that it is not going to be replaced.
24842 2009-03-28 Richard Guenther <rguenther@suse.de>
24844 PR tree-optimization/38513
24845 * tree-ssa-pre.c (eliminate): Remove redundant stores.
24846 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
24847 EXC_PTR_EXPR and FILTER_EXPR.
24848 (get_ref_from_reference_ops): Likewise.
24850 2009-03-28 Richard Guenther <rguenther@suse.de>
24852 PR tree-optimization/38968
24853 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
24854 Use FLOOR_MOD_EXPR to compute misalignment.
24856 2009-03-28 Richard Guenther <rguenther@suse.de>
24858 PR tree-optimization/37795
24859 * tree.h (combine_comparisons): Declare.
24860 * fold-const.c (combine_comparisons): Export.
24861 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
24863 (ifcombine_iforif): Use combine_comparisons.
24865 2009-03-28 Jan Hubicka <jh@suse.cz>
24867 * tree-eh.c (inlinable_call_p): New function.
24868 (make_eh_edges): Use it.
24869 (verify_eh_edges): Use it.
24870 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
24871 * except.c (reachable_next_level): Add inlinable_function argument
24872 (sjlj_find_directly_reachable_regions): Update.
24873 (add_reachable_handler): Do not set saw_any_handlers.
24874 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
24875 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
24876 Add new inlinable call parameter.
24877 (can_throw_internal, can_throw_external): Update.
24878 * except.h (can_throw_internal_1, can_throw_external_1,
24879 foreach_reachable_handler): Update declaration.
24881 2009-03-28 Joseph Myers <joseph@codesourcery.com>
24883 * config/arm/t-arm-coff, config/h8300/coff.h,
24884 config/i386/i386-aout.h, config/i386/i386-coff.h,
24885 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
24886 config/pdp11/2bsd.h, config/rs6000/aix41.h,
24887 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
24888 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
24889 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
24890 sys-types.h: Remove.
24891 * Makefile.in: Remove protoize and fixproto support and references
24893 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
24894 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
24896 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
24897 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
24898 unprotoize$(exeext).
24899 (rest.encap): Don't depend on $(STMP_FIXPROTO)
24900 (.PHONY): Don't depend on proto.
24901 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
24902 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
24903 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
24904 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
24905 build/gen-protos.o, build/scan.o, xsys-protos.h,
24906 build/fix-header$(build_exeext), build/fix-header.o,
24907 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
24908 stmp-install-fixproto): Remove.
24909 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
24910 SYSCALLS.c or fixproto files.
24911 (install-common): Don't install protoize.
24912 (install-headers-tar, install-headers-cpio, install-headers-cp):
24913 Don't depend on $(STMP_FIXPROTO).
24914 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
24915 install fixproto files or write out fixproto settings.
24916 (uninstall): Don't uninstall protoize.
24917 * config.gcc (use_fixproto): Remove.
24918 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
24919 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
24920 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
24921 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
24922 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
24923 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
24924 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
24925 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
24926 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
24927 * config/t-vxworks (STMP_FIXPROTO): Remove.
24928 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
24929 STMP_FIXPROTO): Remove.
24930 * config.in, configure: Regenerate.
24931 * crtstuff.c (gid_t, uid_t): Don't undefine.
24932 * doc/install.texi: Change m68k-coff to m68k-elf in example.
24933 (arm-*-coff, arm-*-aout: Remove target entries.
24934 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
24935 Remove mention of AIX 4.1.
24936 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
24937 * doc/invoke.texi (Running Protoize): Remove.
24938 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
24939 (Protoize Caveats): Remove.
24940 * tsystem.h: Update comments on headers assumed to exist.
24942 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
24944 * genautomata.c: Add a new year to the copyright. Add a new
24946 (struct insn_reserv_decl): Add comments for member bypass_list.
24947 (find_bypass): Remove.
24948 (insert_bypass): New.
24949 (process_decls): Use insert_bypass.
24950 (output_internal_insn_latency_func): Output all bypasses with the
24951 same input insn in one switch case.
24953 * rtl.def (define_bypass): Describe bypass choice.
24954 * doc/md.texi (define_bypass): Ditto.
24956 2009-03-27 Richard Guenther <rguenther@suse.de>
24958 * gimplify.c (mark_addressable): Export.
24959 * tree-flow.h (mark_addressable): Declare.
24960 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
24961 * tree-ssa.c (verify_phi_args): Verify that address taken
24962 variables have TREE_ADDRESSABLE set.
24964 2009-03-27 Richard Guenther <rguenther@suse.de>
24966 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
24967 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
24968 Do not mark decls TREE_ADDRESSABLE.
24969 (build_fold_addr_expr): Adjust.
24970 (fold_addr_expr): Remove.
24971 (fold_unary): Use build_fold_addr_expr.
24972 (fold_comparison): Likewise.
24973 (split_address_to_core_and_offset): Likewise.
24974 * coverage.c (tree_coverage_counter_addr): Mark the array decl
24976 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
24977 (gimplify_modify_expr_to_memcpy): Mark source and destination
24979 * omp-low.c (create_omp_child_function): Mark the object decl
24981 (lower_rec_input_clauses): Mark the var we take the address of
24983 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
24985 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
24987 PR middle-end/39315
24988 * cfgexpand.c (expand_one_stack_var_at): Change alignment
24989 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
24991 2009-03-27 Richard Guenther <rguenther@suse.de>
24993 PR tree-optimization/39120
24994 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
24996 (handle_lhs_call): Process return constraints. Add escape
24997 constraints if necessary.
24998 (handle_const_call): Fill out return constraints. Make nested
24999 case more precise. Avoid consttmp if possible.
25000 (handle_pure_call): Fill out return constraints. Avoid
25001 callused if possible.
25002 (find_func_aliases): Simplify call handling.
25004 2009-03-27 Richard Guenther <rguenther@suse.de>
25006 PR tree-optimization/39120
25007 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
25008 as a representative.
25009 (solve_graph): Do propagate CALLUSED.
25010 (handle_pure_call): Use a scalar constraint from CALLUSED for
25012 (find_what_p_points_to): CALLUSED shall not appear in poins-to
25015 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25018 * c-common.c (handle_aligned_attribute): Properly check alignment
25019 overflow. Use (1U << i) instead of (1 << i).
25021 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
25023 * expr.h (get_mem_align_offset): Updated.
25025 * tree.h (tree_decl_common): Change align to "unsigned int" and
25026 move it before pointer_alias_set.
25028 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25029 Jakub Jelinek <jakub@redhat.com>
25032 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
25033 gr_register_operand with gr_reg_or_0_operand.
25034 (cmpxchg_rel_di): Likewise.
25035 (sync_lock_test_and_set<mode>): Likewise.
25037 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25039 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
25040 (true_regnum): Likewise.
25042 * rtlanal.c (subreg_info): Moved to ...
25043 * rtl.h (subreg_info): Here. New.
25044 (subreg_get_info): New.
25046 * rtlanal.c (subreg_get_info): Make it extern.
25048 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25051 * config/i386/i386.c (ix86_abi): New.
25052 (override_options): Handle -mabi=.
25053 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
25054 (ix86_call_abi_override): Likewise.
25055 (init_cumulative_args): Likewise.
25056 (function_arg_advance): Likewise.
25057 (function_arg_64): Likewise.
25058 (function_arg): Likewise.
25059 (ix86_pass_by_reference): Likewise.
25060 (ix86_function_value_regno_p): Likewise.
25061 (ix86_build_builtin_va_list_abi): Likewise.
25062 (setup_incoming_varargs_64): Likewise.
25063 (is_va_list_char_pointer): Likewise.
25064 (ix86_init_machine_status): Likewise.
25065 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
25066 (ix86_function_type_abi): Return enum calling_abi. Rewrite
25067 for 64bit. Replace DEFAULT_ABI with ix86_abi.
25068 (ix86_function_abi): Make it static and return enum calling_abi.
25069 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
25071 (ix86_fn_abi_va_list): Updated.
25073 * config/i386/i386.h (ix86_abi): New.
25074 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
25075 (CONDITIONAL_REGISTER_USAGE): Likewise.
25076 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
25077 (machine_function): Likewise.
25079 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
25081 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
25082 (STACK_BOUNDARY): Likewise.
25083 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
25085 * config/i386/i386.opt (mabi=): New.
25087 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
25088 return enum calling_abi.
25089 (ix86_function_type_abi): Likewise.
25090 (ix86_function_abi): Removed.
25092 * doc/invoke.texi: Document -mabi= option for x86.
25094 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25096 * builtins.c (real_dconstp): Delete.
25097 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
25099 2009-03-27 Dodji Seketeli <dodji@redhat.com>
25100 Jakub Jelinek <jakub@redhat.com>
25103 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
25104 (gen_subprogram_die): When a function is explicit, generate the
25105 DW_AT_explicit attribute.
25106 * langhooks.h (struct lang_hooks_for_decls): Add
25107 function_decl_explicit_p langhook.
25108 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
25109 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
25111 2009-03-27 Jakub Jelinek <jakub@redhat.com>
25113 * builtins.c (fold_builtin_memory_op): Optimize memmove
25114 into memcpy if we can prove source and destination don't overlap.
25116 * tree-inline.c: Include gt-tree-inline.h.
25117 (clone_fn_id_num): New variable.
25118 (clone_function_name): New function.
25119 (tree_function_versioning): Use it.
25120 * Makefile.in (GTFILES): Add tree-inline.c.
25122 2009-03-27 Mark Mitchell <mark@codesourcery.com>
25124 * BASE-VER: Change to 4.5.0.
25126 2009-03-27 Xinliang David Li <davidxl@google.com>
25128 PR tree-optimization/39557
25129 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
25131 2009-03-27 Xinliang David Li <davidxl@google.com>
25133 PR tree-optimization/39548
25134 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
25137 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25139 * c-common.c (pointer_int_sum): Use %wd on return from
25142 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25144 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
25145 on return from tree_low_cst.
25147 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
25150 * ginclude/stdarg.h (va_copy): Define also for
25151 __GXX_EXPERIMENTAL_CXX0X__.
25153 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25156 * builtins.h (c_strlen): Do not warn here.
25157 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
25158 * c-common.c (pointer_int_sum): Take an explicit location.
25159 Warn about offsets out of bounds.
25160 * c-common.h (pointer_int_sum): Adjust declaration.
25162 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25164 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
25167 2009-03-26 Jakub Jelinek <jakub@redhat.com>
25170 * opts.c (warn_if_disallowed_function_p): Don't assume
25171 get_callee_fndecl must return non-NULL.
25173 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
25175 PR rtl-optimization/39522
25176 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
25177 when reg_reloaded_valid is set.
25179 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25181 * config/spu/divv2df3.c: New file.
25182 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
25183 (DPBIT_FUNCS): Filter out _div_df.
25185 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
25187 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
25188 a jump insn, count that jump in the distance to the loop start.
25190 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
25193 * config/sh/sh.c (calc_live_regs): Fix condition for global
25194 registers except PIC_OFFSET_TABLE_REGNUM.
25196 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
25199 * doc/invoke.texi (-mconsole): New.
25201 (-mno-cygwin): New.
25203 (-mnop-fun-dllimport): New.
25207 (sub section "i386 and x86-64 Windows Options"): New.
25209 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
25211 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
25212 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
25214 2009-03-25 Richard Guenther <rguenther@suse.de>
25216 PR middle-end/39497
25217 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
25220 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
25222 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
25223 neither of haifa/selective schedulers are working.
25225 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25227 * doc/invoke.texi (Debugging Options): Fix description of
25228 -fno-merge-debug-strings.
25230 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
25232 * config/cris/libgcc.ver: New version-script.
25233 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
25235 * configure.ac <GAS features, nop mnemonic>: Add pattern
25236 crisv32-*-* for "nop".
25237 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
25238 * configure: Regenerate.
25240 2009-03-24 Ira Rosen <irar@il.ibm.com>
25242 PR tree-optimization/39529
25243 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
25244 mark_sym_for_renaming for the tag copied to the new vector
25247 2009-03-24 Arthur Loiret <aloiret@debian.org>
25249 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
25250 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
25251 EXTRA_SPEC_FUNCTIONS.
25252 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
25253 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
25254 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
25255 -march and -mtune options.
25257 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
25259 * config/m68k/t-rtems: Add m5329 multilib.
25261 2009-03-24 Dodji Seketeli <dodji@redhat.com>
25262 Jakub Jelinek <jakub@redhat.com>
25265 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
25268 2009-03-23 Jakub Jelinek <jakub@redhat.com>
25271 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
25272 instead of c_parser_expression_conv, if original_code isn't one of the
25273 4 allowed comparison codes, fail.
25275 2009-03-23 Richard Guenther <rguenther@suse.de>
25277 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
25278 * tree.h (struct tree_type): Likewise.
25279 * reload.h (struct insn_chain): Likewise.
25280 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
25281 * function.h (struct function): Likewise.
25282 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
25284 2009-03-23 Jakub Jelinek <jakub@redhat.com>
25286 PR tree-optimization/39516
25287 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
25289 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
25291 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
25292 should be set true if BITS_PER_WORD of target is bigger than 32
25294 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
25296 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
25297 Translate -B-options to -rpath-link. Correct existing
25298 rpath-link and conditionalize on !nostdlib.
25300 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25302 * doc/extend.texi (Function Attributes, Variable Attributes):
25304 * doc/invoke.texi (Debugging Options, Optimize Options)
25305 (i386 and x86-64 Options, MCore Options): Likewise.
25307 2009-03-20 Jakub Jelinek <jakub@redhat.com>
25310 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
25311 it for block local namespace aliases.
25312 (gen_decl_die): Pass context_die to gen_namespace_die.
25314 2009-03-19 Jakub Jelinek <jakub@redhat.com>
25317 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
25318 minimum or maximum value.
25320 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
25322 * reginfo.c (globalize_reg): Recompute derived reg sets.
25324 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
25327 * libgcc2.c (mprotect): Do not use signed arguments for
25328 VirtualProtect, use DWORD arguments. Also fix the 'may
25329 be used uninitialized' warning for the np variable.
25331 2009-03-19 Jakub Jelinek <jakub@redhat.com>
25334 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
25335 functions using regparm calling conventions when not optimizing.
25336 (ix86_function_sseregparm): Similarly for sseregparm calling
25339 2009-03-19 Li Feng <nemokingdom@gmail.com>
25341 PR middle-end/39500
25342 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
25343 dependence if the first conflict is after niter iterations.
25345 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
25347 PR middle-end/38609
25348 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
25349 functions with dynamic stack-pointer adjustments.
25351 2009-03-19 Ben Elliston <bje@au.ibm.com>
25353 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
25354 option; change to -msdata=data.
25356 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25358 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
25361 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
25364 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
25366 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
25368 * doc/invoke.texi (Code Gen Options): Expand discussion of
25371 2009-03-18 Jakub Jelinek <jakub@redhat.com>
25373 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
25374 * matrix-reorg.c (struct matrix_info): Likewise.
25375 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
25376 * rtl.h (struct mem_attrs): Likewise.
25377 * df.h (struct df): Likewise.
25378 * tree-data-ref.h (struct data_dependence_relation): Likewise.
25379 * ira-int.h (struct ira_allocno): Likewise.
25380 * df-scan.c (struct df_collection_rec): Likewise.
25381 * ira.c (struct equivalence): Likewise.
25382 * function.c (struct temp_slot): Likewise.
25383 * cfgloop.h (struct loop): Likewise.
25386 * function.c (use_register_for_decl): When not optimizing, disregard
25387 register keyword for variables with types containing methods.
25389 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
25391 PR middle-end/39447
25392 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
25393 (is_simple_operand): Call contains_component_ref_p before calling data
25394 reference analysis that would fail on COMPONENT_REFs.
25396 * tree-vrp.c (search_for_addr_array): Fix formatting.
25398 2009-03-18 Richard Guenther <rguenther@suse.de>
25400 * tree-vect-transform.c (vect_loop_versioning): Fold the
25401 generated comparisons.
25402 * tree-vectorizer.c (set_prologue_iterations): Likewise.
25403 (slpeel_tree_peel_loop_to_edge): Likewise.
25405 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25407 PR middle-end/37805
25408 * opts.c (print_specific_help): In addition to `undocumented',
25409 accept `separate' and `joined' flags if passed alone. Describe
25410 output by the first matched one of those.
25411 (common_handle_option): Skip over empty strings.
25412 * gcc.c (display_help): Fix help string for `--help='.
25413 * doc/invoke.texi (Option Summary, Overall Options): With
25414 `--help=', classes and qualifiers can both be repeated, but
25415 only the latter can be negated. One should not pass only
25416 negated qualifiers. Fix markup and examples.
25419 2008-10-14 Jakub Jelinek <jakub@redhat.com>
25420 PR middle-end/37805
25421 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
25422 and -fhelp=separate.
25424 2009-03-17 Jing Yu <jingyu@google.com>
25426 PR middle-end/39378
25427 * function.h (struct rtl_data): Move is_thunk from here...
25428 (struct function): ...to here.
25429 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
25430 * varasm.c (assemble_start_function): Change is_thunk from crtl to
25432 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
25434 (alpha_does_function_need_gp, alpha_start_function): Likewise.
25435 (alpha_output_function_end_prologue): Likewise.
25436 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
25437 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
25438 (rs6000_output_function_epilogue): Likewise.
25439 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
25441 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
25444 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
25445 from different units in a single alternative.
25446 (*truncdfsf_i387): Ditto.
25447 (*truncxfsf2_mixed): Ditto.
25448 (*truncxfdf2_mixed): Ditto.
25450 2009-03-17 Jakub Jelinek <jakub@redhat.com>
25452 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
25453 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
25456 * tree-ssa-live.c (remove_unused_locals): Don't remove local
25457 unused non-artificial variables when not optimizing.
25460 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
25461 DW_TAG_imported_module even if decl is IMPORTED_DECL with
25462 NAMESPACE_DECL in its DECL_INITIAL.
25464 PR middle-end/39443
25465 * optabs.c (set_user_assembler_libfunc): New function.
25466 * expr.h (set_user_assembler_libfunc): New prototype.
25467 * c-common.c: Include libfuncs.h.
25468 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
25469 for memcmp, memset, memcpy, memmove and abort.
25470 * Makefile.in (c-common.o): Depend on libfuncs.h.
25473 * dwarf2out.c (gen_inlined_enumeration_type_die,
25474 gen_inlined_structure_type_die, gen_inlined_union_type_die,
25475 gen_tagged_type_instantiation_die): Removed.
25476 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
25479 2009-03-17 Janis Johnson <janis187@us.ibm.com>
25482 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
25484 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
25485 (check-parallel-%): Ditto.
25486 (check-consistency): Ditto.
25488 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
25490 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
25491 local variable rhs by NULL_TREE.
25493 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25496 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
25498 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25501 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
25503 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25506 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
25507 for ms->sysv ABI calls only in 64bit mode.
25509 * config/i386/i386.md (untyped_call): Support 32bit.
25511 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
25513 * doc/extend.texi: Replace x86_65 with x86_64.
25515 2009-03-16 Jakub Jelinek <jakub@redhat.com>
25517 PR tree-optimization/39455
25518 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
25519 mismatches for POINTER_TYPE_P (type).
25520 (number_of_iterations_le): Likewise.
25522 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
25524 * config/picochip/picochip.c: Removed profiling support.
25525 * config/picochip/picochip.md: Removed profiling instruction.
25526 * config/picochip/picochip.h: Removed profiling builtin.
25528 2009-03-16 Joseph Myers <joseph@codesourcery.com>
25530 * doc/install.texi (--with-host-libstdcxx): Document.
25532 2009-03-14 Anatoly Sokolov <aesok@post.ru>
25535 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
25536 generate a warning if the function name does not begin with
25537 "__vector" and the function has either the 'signal' or 'interrupt'
25538 attribute, from here to ...
25539 (avr_declare_function_name): ...here. New function.
25540 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
25541 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
25543 2009-03-14 Jakub Jelinek <jakub@redhat.com>
25546 * cse.c (fold_rtx): Don't modify original const_arg1 when
25547 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
25548 separate variable instead.
25549 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
25550 from out of range shift counts.
25551 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
25553 2009-03-13 Catherine Moore <clm@codesourcery.com>
25555 * config/i386/x-mingw32 (host-mingw32.o): Replace
25556 diagnostic.h with $(DIAGNOSTIC_H).
25558 2009-03-12 Jakub Jelinek <jakub@redhat.com>
25561 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
25563 * config/i386/sync.md (sync_compare_and_swap<mode>,
25564 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
25565 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
25567 (sync_double_compare_and_swapdi_pic,
25568 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
25569 cmpxchg8b_pic_memory_operand instead of just memory_operand.
25571 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25574 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
25576 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25579 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
25580 (avx_addsubv4df3): Likewise.
25581 (*avx_addsubv4sf3): Likewise.
25582 (sse3_addsubv4sf3): Likewise.
25584 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25587 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
25589 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
25592 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
25593 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
25594 registers for allocnos created from user-defined variables.
25596 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25599 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
25600 of non-integer mode as well.
25602 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
25604 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
25605 for functions for which the parameter types are unknown.
25607 2009-03-11 Jakub Jelinek <jakub@redhat.com>
25610 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
25611 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
25612 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
25613 * config/i386/i386.c (ix86_local_alignment): For
25614 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
25615 long long variables on the stack to avoid dynamic realignment.
25616 Allow the first argument to be a decl rather than type.
25617 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
25619 2009-03-11 Nick Clifton <nickc@redhat.com>
25622 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
25624 Add description to mno-lsim option.
25625 * config/mcore/mcore.h: Remove comment about deprecated m4align
25627 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
25628 * doc/invoke.texi: Add description of mno-lsim and
25629 mstack-increment options.
25631 * config/fr30/fr30.opt: Document the -mno-lsim option.
25632 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
25633 and -mno-lsim options.
25635 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25637 * fold-const.c (fold_comparison): Only call fold_inf_compare
25638 if the mode supports infinities.
25640 2009-03-11 Jason Merrill <jason@redhat.com>
25643 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
25644 end already did. Notice GIMPLE_CALL modifications of the result.
25645 Don't copy debug information from an ignored decl or a decl from
25648 2009-03-10 Richard Guenther <rguenther@suse.de>
25649 Nathan Froyd <froydnj@codesourcery.com>
25651 PR middle-end/37850
25652 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
25653 (__divMODE3): Likewise.
25655 2009-03-09 Jakub Jelinek <jakub@redhat.com>
25657 PR tree-optimization/39394
25658 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
25659 DECL_SIZE_UNIT of variable length FIELD_DECLs.
25661 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
25663 * recog.c (verfiy_changes): Disallow renaming of hard regs in
25664 inline asms for register asm ("") declarations.
25666 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
25668 * fold-const.c (fold_unary): Fix comment.
25670 2009-03-07 Jan Hubicka <jh@suse.cz>
25673 * tree-inline.c (setup_one_parameter): Do replacement of const
25674 argument by constant in SSA form.
25676 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25678 PR middle-end/38028
25679 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
25680 determine alignment passed to assign_stack_local.
25681 (assign_parms_unsplit_complex): Likewise.
25682 * except.c (sjlj_build_landing_pads): Likewise.
25684 2009-03-06 Jakub Jelinek <jakub@redhat.com>
25686 PR middle-end/39360
25687 * tree-flow.h (add_referenced_var): Return bool instead of void.
25688 * tree-dfa.c (add_referenced_var): Return result of
25689 referenced_var_check_and_insert call.
25690 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
25691 of referenced_var_check_and_insert.
25694 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
25695 (gen_variable_die): Emit DW_AT_location on abstract static variable's
25696 DIE, don't emit it if abstract origin already has it.
25697 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
25698 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
25700 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
25702 * genpreds.c (needs_variable): Fix parentheses at variable name
25704 (write_tm_constrs_h): Indent generated code.
25706 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
25708 * doc/extend.texi (Function Attributes): Add documentation
25709 for isr attributes.
25711 2009-03-06 Jakub Jelinek <jakub@redhat.com>
25714 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
25715 take locus from its DECL_SOURCE_LOCATION instead of input_location.
25717 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
25719 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
25722 2009-03-05 Jakub Jelinek <jakub@redhat.com>
25725 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
25726 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
25728 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
25730 * config/i386/i386.md (R8_REG, R9_REG): New constants.
25731 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
25732 constants instead of magic numbers.
25733 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
25735 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
25736 (x86_64_ms_abi_int_parameter_registers): Ditto.
25737 (x86_64_int_return_registers): Ditto.
25738 (ix86_maybe_switch_abi): Ditto.
25739 (ix86_expand_call): Ditto for clobbered_registers array.
25740 (ix86_hard_regno_mode_ok): Ditto.
25741 (x86_extended_QIreg_mentioned_p): Ditto.
25743 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
25745 PR tree-optimization/39349
25746 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
25748 * combine.c (gen_lowpart_for_combine): Use omode when generating
25751 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
25753 PR rtl-optimization/39235
25754 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
25756 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
25758 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
25760 2009-03-04 Richard Guenther <rguenther@suse.de>
25762 PR tree-optimization/39362
25763 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
25764 that occur in abnormal PHIs should be varying.
25766 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
25768 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
25770 (simple_iv): Take loop as an argument instead of statement.
25771 * tree-scalar-evolution.h (simple_iv): Declaration changed.
25772 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
25774 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
25776 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
25777 * matrix-reorg.c (analyze_transpose): Ditto.
25778 * tree-data-ref.c (dr_analyze_innermost): Ditto.
25779 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
25780 * tree-predcom.c (ref_at_iteration): Ditto.
25781 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
25783 2009-03-04 Richard Guenther <rguenther@suse.de>
25785 PR tree-optimization/39358
25786 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
25787 escaped_id and callused_id.
25788 (solve_graph): Likewise.
25790 2009-03-04 Richard Guenther <rguenther@suse.de>
25792 PR tree-optimization/39339
25793 * tree-sra.c (try_instantiate_multiple_fields): Make it
25794 no longer ICE on the above.
25796 2009-03-03 Joseph Myers <joseph@codesourcery.com>
25798 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
25799 that fits within Pmode.
25801 2009-03-03 Steve Ellcey <sje@cup.hp.com>
25803 PR middle-end/10109
25804 * tm.texi (LIBCALL_VALUE): Update description.
25806 2009-03-03 Steve Ellcey <sje@cup.hp.com>
25808 PR middle-end/34443
25809 * doc/extend.texi (section): Update description.
25811 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
25813 PR middle-end/39345
25814 * tree-inline.c (remapped_type): New.
25815 (can_be_nonlocal): Call remapped_type instead of remap_type.
25817 2009-03-03 Jakub Jelinek <jakub@redhat.com>
25820 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
25821 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
25823 2009-03-03 Richard Guenther <rguenther@suse.de>
25825 PR middle-end/39272
25826 * tree.c (tree_nonartificial_location): New function.
25827 * tree.h (tree_nonartificial_location): Declare.
25828 * builtins.c (expand_builtin_memory_chk): Provide location
25829 of the call location for artificial function pieces.
25830 (maybe_emit_chk_warning): Likewise.
25831 (maybe_emit_sprintf_chk_warning): Likewise.
25832 (maybe_emit_free_warning): Likewise.
25833 * expr.c (expand_expr_real_1): Likewise.
25835 2009-03-03 Jakub Jelinek <jakub@redhat.com>
25837 PR tree-optimization/39343
25838 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
25839 COMPONENT_REF t has ARRAY_TYPE.
25841 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
25843 PR middle-end/39335
25844 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
25845 when the type precision of the induction variable should be
25846 larger than the type precision of nit.
25847 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
25848 * graphite.c (graphite_loop_normal_form): Same.
25849 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
25851 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
25853 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
25854 (*call_1_rex64_ms_sysv): Use named constants instead of magic
25855 numbers to describe clobbered registers.
25856 (*call_value_0_rex64_ms_sysv): Ditto.
25857 * config/i386/mmx.md (mmx_emms): Ditto.
25858 (mmx_femms): Ditto.
25860 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
25862 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
25865 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25867 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
25868 (spu_section_type_flags): New function.
25870 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
25872 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
25873 reg_class_contents of FLOAT_REGS into a temporary.
25875 2009-03-02 Richard Guenther <rguenther@suse.de>
25876 Ira Rosen <irar@il.ibm.com>
25878 PR tree-optimization/39318
25879 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
25880 information to the vectorized statement.
25882 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
25884 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
25885 variable. Use defined names instead of magic constants for REX SSE
25888 2009-03-01 Richard Guenther <rguenther@suse.de>
25890 PR tree-optimization/39331
25891 * omp-low.c (lower_send_shared_vars): Do not receive new
25892 values for the reference of DECL_BY_REFERENCE parms or results.
25894 2009-03-01 Jan Hubicka <jh@suse.cz>
25897 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
25898 BLOCK_NONLOCALIZED_VAR): New macros.
25899 (tree_block): Add nonlocalized_vars.
25900 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
25901 gen_decl_die): Add origin argument. Allow generation of die with
25902 origin at hand only.
25903 (gen_member_die, gen_type_die_with_usage, force_decl_die,
25904 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
25906 (gen_block_die): Fix checking for unused blocks.
25907 (process_scope_var): Break out from .... ; work with origins only.
25908 (decls_for_scope) ... here; process nonlocalized list.
25909 (dwarf2out_ignore_block): Look for nonlocalized vars.
25910 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
25912 (dump_scope_block): Dump them.
25913 * tree-inline.c (remap_decls): Handle nonlocalized vars.
25914 (remap_block): Likewise.
25915 (can_be_nonlocal): New predicate.
25916 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
25918 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25920 * configure: Regenerate.
25922 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25924 * optc-gen.awk: No need to duplicate option flags twice.
25925 Reuse help texts for duplicate options which do not have any.
25927 * gcc.c (display_help): Document --version.
25929 * gcc.c (main): If print_help_list and verbose_flag, ensure
25930 driver output comes before subprocess output.
25932 * optc-gen.awk: Assign all remaining fields to help string,
25933 space-separated, for multi-line help in *.opt.
25935 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
25936 -Wno-pedantic-ms-format is for MinGW targets only.
25938 * doc/options.texi (Option file format): Fix bad indentation,
25939 restoring dropped sentence.
25941 2009-02-28 Jan Hubicka <jh@suse.cz>
25943 * tree-inline.c (tree_function_versioning): Output debug info.
25945 2009-02-28 Jan Hubicka <jh@suse.cz>
25948 * tree-inline.c (setup_one_parameter): Do not copy propagate
25949 arguments when not optimizing.
25951 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
25954 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
25955 (avx_addsubv4df3): Likewise.
25956 (*avx_addsubv4sf3): Likewise.
25957 (sse3_addsubv4sf3): Likewise.
25958 (*avx_addsubv2df3): Likewise.
25959 (sse3_addsubv2df3): Likewise.
25960 (avx_unpckhps256): Correct item selectors.
25961 (avx_unpcklps256): Likewise.
25962 (avx_unpckhpd256): Likewise.
25963 (avx_unpcklpd256): Likewise.
25965 2009-02-28 Jan Hubicka <jh@suse.cz>
25967 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
25969 (copy_arguments_for_versioning): If var is declared don't declare it.
25970 (tree_function_versioning): First setup substitutions and then copy
25973 2009-02-27 Jan Hubicka <jh@suse.cz>
25976 * cgraph.h (varpool_output_debug_info): Remove.
25977 * cgraphunit.c (varpool_output_debug_info): Remove.
25978 * dwarf2out.c (deferred_locations_struct): New struct
25979 (deferred_locations): New type.
25980 (deferred_locations_list): New static var.
25981 (deffer_location): New function.
25982 (gen_variable_die): Use it.
25983 (decls_for_scope): Output info on local static vars.
25984 (dwarf2out_finish): Process deferred locations.
25985 * varpool.c (varpool_output_debug_info): Remove.
25987 2009-02-27 Jan Hubicka <jh@suse.cz>
25990 * tree.h (TREE_PROTECTED): Fix comment.
25991 (BLOCK_HANDLER_BLOCK): Remove.
25992 (struct tree_block): Remove handler_block add body_block.
25993 (inlined_function_outer_scope_p): New.
25994 (is_body_block): Remove.
25995 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
25996 * dwarf2out.c (is_inlined_entry_point): Remove.
25997 (add_high_low_attributes): Use inlined_function_outer_scope_p.
25998 (gen_block_die): Use is_inlined_entry_point check. Remove body block
26000 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
26001 * gimplify.c (gimplify_expr): Gimplify body blocks.
26002 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
26003 block with multiple subblocks.
26004 (dump_scope_block): Prettier output; dump more flags and info.
26005 (dump_scope_blocks): New.
26006 (remove_unused_locals): Use dump_scope_blocks.
26007 * tree-flow.h (dump_scope_blocks): Declare.
26008 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
26009 * stmt.c (is_body_block): Remove.
26010 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
26011 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
26013 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
26015 PR middle-end/39308
26016 * graphite.c (graphite_loop_normal_form): Do not call
26017 number_of_iterations_exit from a gcc_assert.
26019 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
26021 * config/s390/s390.c (s390_swap_cmp): Look for conditional
26022 jumps if COND is NULL.
26023 (find_cond_jump): New function.
26024 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
26025 * config/s390/s390.md: Remove z10_cobra attribute value.
26027 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
26029 * config/alpha/alpha.h (alpha_expand_mov): Return false if
26030 force_const_mem returns NULL_RTX.
26032 2009-02-26 Jan Hubicka <jh@suse.cz>
26035 * cgraph.h (varpool_output_debug_info): Remove.
26036 * cgraphunit.c (varpool_output_debug_info): Remove.
26037 * dwarf2out.c (deferred_locations_struct): New struct
26038 (deferred_locations): New type.
26039 (deferred_locations_list): New static var.
26040 (deffer_location): New function.
26041 (gen_variable_die): Use it.
26042 (decls_for_scope): Output info on local static vars.
26043 (dwarf2out_finish): Process deferred locations.
26044 * varpool.c (varpool_output_debug_info): Remove.
26046 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
26048 PR rtl-optimization/39241
26049 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
26050 to subreg_offset_representable_p.
26052 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26054 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
26055 execute function prototype. Get f and nregs from max_reg_num
26056 and get_insns. Remove the first backward pass as it's dead,
26057 guard the forward pass by flag_expensive_optimizations.
26058 (rest_of_handle_regmove): Delete.
26059 (pass_regmove): Replace it with regmove_optimize.
26061 2009-02-25 Martin Jambor <mjambor@suse.cz>
26063 PR tree-optimization/39259
26064 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
26065 calls_alloca function flags.
26066 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
26067 calls are detected.
26069 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26071 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
26072 flags_set_1_rtx, flags_set_1_set): Delete.
26073 (regmove_optimize): Do not call mark_flags_life_zones.
26075 2009-02-24 Julian Brown <julian@codesourcery.com>
26078 * config/arm/arm.c (require_pic_register): Only set
26079 cfun->machine->pic_reg once per function.
26081 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
26083 * doc/invoke.texi (Link Options): Document an easier way to pass
26084 options that take arguments to the GNU linker using -Xlinker and -Wl.
26086 2009-02-24 Steve Ellcey <sje@cup.hp.com>
26089 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
26091 2009-02-24 Richard Guenther <rguenther@suse.de>
26094 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
26096 2009-02-24 Richard Guenther <rguenther@suse.de>
26097 Zdenek Dvorak <ook@ucw.cz>
26099 PR tree-optimization/39233
26100 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
26101 from converting them to a generic type.
26103 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
26105 PR tree-optimization/39260
26106 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
26107 contains a condition with a real type.
26108 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
26110 2009-02-23 Jason Merrill <jason@redhat.com>
26113 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
26114 narrowing_initializer_constant_valid_p.
26115 (narrowing_initializer_constant_valid_p): Don't return
26116 null_pointer_node for adding a pointer to itself.
26118 2009-02-23 Jan Hubicka <jh@suse.cz>
26121 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
26124 2009-02-23 Jan Hubicka <jh@suse.cz>
26126 PR tree-optimization/37709
26127 * tree.c (block_ultimate_origin): Move here from dwarf2out.
26128 * tree.h (block_ultimate_origin): Declare.
26129 * dwarf2out.c (block_ultimate_origin): Move to tree.c
26130 * tree-ssa-live.c (remove_unused_scope_block_p):
26131 Eliminate blocks containig no instructions nor live variables nor
26133 (dump_scope_block): New function.
26134 (remove_unused_locals): Enable removal of dead blocks by default;
26135 enable dumping at TDF_DETAILS.
26137 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26139 * config/i386/i386.c (classify_argument): Don't allow COImode
26141 (function_arg_advance_32): Don't allow OImode.
26142 (function_arg_32): Likewise.
26143 (function_value_32): Likewise.
26144 (return_in_memory_32): Likewise.
26145 (function_arg_64): Remove OImode comment.
26147 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26150 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
26151 ix86_expand_vector_set for V4DImode in 64bit mode only.
26152 (ix86_expand_vector_init_one_var): Likewise.
26154 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
26156 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
26158 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26161 * loop-iv.c: Revert last change.
26162 * emit-rtl.c: Likewise.
26164 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26167 * config/i386/i386.c (type_natural_mode): Remove an extra
26168 space in the warning message.
26169 (function_value_32): Handle 32-byte vector modes.
26170 (return_in_memory_32): Likewise.
26172 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26174 * loop-iv.c (truncate_value): New function.
26175 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
26177 (lowpart_subreg): Move to...
26178 * emit-rtl.c: ...here.
26180 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
26182 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
26183 accidental and undocumented change at revision 140860.
26185 2009-02-21 Joseph Myers <joseph@codesourcery.com>
26187 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
26188 take gimple_seq * arguments.
26189 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
26190 types_compatible_p langhook.
26192 2009-02-20 Mark Mitchell <mark@codesourcery.com>
26193 Joseph Myers <joseph@codesourcery.com>
26195 * config/arm/arm.c (arm_builtin_va_list): New function.
26196 (arm_expand_builtin_va_start): Likewise.
26197 (arm_gimplify_va_arg_expr): Likewise.
26198 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
26199 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
26200 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
26201 (va_list_type): New variable.
26202 (arm_mangle_type): Mangle va_list_type appropriately.
26204 2009-02-20 Jakub Jelinek <jakub@redhat.com>
26206 PR middle-end/39157
26207 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
26208 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
26209 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
26210 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
26211 parameter to 1000 for -O1 by default.
26212 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
26214 * loop-invariant.c: Include params.h.
26215 (move_loop_invariants): Don't call move_single_loop_invariants on
26218 2009-02-20 Jaka Mocnik <jaka@xlab.si>
26220 * calls.c (emit_library_call_value_1): Use slot_offset instead of
26221 offset when calculating bounds for indexing stack_usage_map. Fixes
26222 a buffer overflow with certain target setups.
26224 2009-02-20 Jakub Jelinek <jakub@redhat.com>
26227 * calls.c (expand_call): Clear try_tail_call if caller and callee
26228 disagree in promotion of function return value.
26230 2009-02-19 Jakub Jelinek <jakub@redhat.com>
26233 * c-common.c (c_determine_visibility): If visibility changed and
26234 DECL_RTL has been already set, call make_decl_rtl to update symbol
26237 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
26240 * varasm.c (assemble_variable): Don't check DECL_NAME when
26241 globalizing a variable.
26243 2009-02-19 Joseph Myers <joseph@codesourcery.com>
26246 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
26247 expression before any __builtin_trap call.
26248 * c-typeck.c (build_function_call): Convert and check function
26249 arguments before generating a call to a trap. Evaluate the
26250 function arguments before the trap.
26252 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
26255 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
26256 (UNSPEC_FXAM_MEM): New unspec.
26257 (fxam<mode>2_i387_with_temp): New insn and split pattern.
26258 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
26259 memory using fxam<mode>2_i387_with_temp to remove excess precision.
26261 2009-02-19 Richard Guenther <rguenther@suse.de>
26263 PR tree-optimization/39207
26264 PR tree-optimization/39074
26265 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
26266 storedanything_tree): New.
26267 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
26268 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
26269 (build_succ_graph): Add edges from STOREDANYTHING to all
26271 (init_base_vars): Initialize STOREDANYTHING.
26272 (compute_points_to_sets): Free substitution info after
26273 building the succ graph.
26274 (ipa_pta_execute): Likewise.
26276 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
26278 (do_ds_constraint): Do not add to special var or non-pointer
26280 (type_could_have_pointers): Split out from ...
26281 (could_have_pointers): ... here. For arrays use the element type.
26282 (create_variable_info_for): Initialize may_have_pointers.
26283 (new_var_info): Likewise.
26284 (handle_lhs_call): Make the HEAP variable unknown-sized.
26285 (intra_create_variable_infos): Use a type with pointers for
26286 PARM_NOALIAS, make it unknown-sized.
26288 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
26291 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
26293 2009-02-18 Jason Merrill <jason@redhat.com>
26296 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
26297 value if DECL_EXTERNAL.
26298 * tree-sra.c (sra_walk_gimple_assign): Likewise.
26299 * target.h (gcc_target::binds_local_p): Clarify "module".
26300 * tree.h (TREE_PUBLIC): Clarify "module".
26302 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
26305 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
26306 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
26308 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
26311 * c.opt (Wabi): Support C and ObjC.
26314 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
26316 * config/i386/i386.c (classify_argument): Warn once about the ABI
26317 change when passing union with long double.
26319 * doc/invoke.texi: Update -Wabi for warning psABI changes.
26321 2009-02-18 Joseph Myers <joseph@codesourcery.com>
26324 * c-parser.c (c_parser_compound_statement): Always enter and leave
26327 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26330 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
26332 2009-02-18 Jakub Jelinek <jakub@redhat.com>
26334 PR tree-optimization/36922
26335 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
26336 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
26339 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26341 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
26344 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26346 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
26348 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26350 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
26353 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
26354 Richard Sandiford <rdsandiford@googlemail.com>
26356 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
26357 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
26358 (loongson_biadd): ...this.
26360 2009-02-17 Richard Guenther <rguenther@suse.de>
26362 PR tree-optimization/39202
26363 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
26364 a var make sure to follow existing collapses.
26366 2009-02-17 Richard Guenther <rguenther@suse.de>
26368 PR middle-end/39214
26369 * langhooks.c (lhd_print_error_function): Check for NULL block.
26371 2009-02-17 Richard Guenther <rguenther@suse.de>
26373 PR tree-optimization/39204
26374 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
26377 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
26379 * config/soft-fp/double.h: Update from glibc CVS.
26381 2009-02-17 Richard Guenther <rguenther@suse.de>
26383 PR tree-optimization/39207
26384 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
26385 strict-aliasing warnings for pointers pointing to NULL.
26387 2009-02-16 Joseph Myers <joseph@codesourcery.com>
26390 * c-parser.c (c_parser_braced_init): Call pop_init_level when
26391 skipping until next close brace.
26393 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
26396 * config/i386/i386.c (ix86_expand_push): Set memory alignment
26397 to function argument boundary.
26399 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
26401 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
26402 in the lea_add. Reload eventually constraints it properly.
26403 * config/picochip/constraints.md: Remove the target constraint
26404 "b", since it is not needed anymore.
26406 2009-02-16 Jakub Jelinek <jakub@redhat.com>
26408 * gthr-dce.h: Uglify function parameter and local variable names.
26409 * gthr-gnat.h: Likewise.
26410 * gthr-mipssde.h: Likewise.
26411 * gthr-nks.h: Likewise.
26412 * gthr-posix95.h: Likewise.
26413 * gthr-posix.h: Likewise.
26414 * gthr-rtems.h: Likewise.
26415 * gthr-single.h: Likewise.
26416 * gthr-solaris.h: Likewise.
26417 * gthr-tpf.h: Likewise.
26418 * gthr-vxworks.h: Likewise.
26419 * gthr-win32.h: Likewise.
26421 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
26424 * config/i386/i386.md: Restrict the new peephole2 to move
26425 between MMX/SSE registers.
26427 2009-02-15 Richard Guenther <rguenther@suse.de>
26430 2009-02-13 Richard Guenther <rguenther@suse.de>
26432 * configure.ac: Enable LFS.
26433 * configure: Re-generate.
26434 * config.in: Likewise.
26436 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26438 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
26439 spu_srqwbyte, spu_srqwbytebc): Define.
26440 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
26441 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
26442 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
26443 "shrqby_<mode>"): New insn-and-split patterns.
26444 * config/spu/spu.c (expand_builtin_args): Determine and return
26445 number of operands using spu_builtin_description data.
26446 (spu_expand_builtin_1): Use it.
26448 2009-02-13 Steve Ellcey <sje@cup.hp.com>
26451 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
26454 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26457 * config/i386/i386.c (override_options): Correct warning
26458 messages for -malign-loops, -malign-jumps and -malign-functions.
26460 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26463 * config/i386/i386.md: Restrict the new peephole2 to move
26464 between the general purpose registers.
26466 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26469 * config/i386/i386.c (type_natural_mode): Add a new argument.
26470 Return the original mode and warn ABI change if vector size is 32byte.
26471 (function_arg_advance): Updated.
26472 (function_arg): Likewise.
26473 (ix86_function_value): Likewise.
26474 (ix86_return_in_memory): Likewise.
26475 (ix86_sol10_return_in_memory): Likewise.
26476 (ix86_gimplify_va_arg): Likewise.
26477 (function_arg_32): Don't warn ABX ABI change here.
26478 (function_arg_64): Likewise.
26480 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
26482 * loop-iv.c (implies_p): In the final case, test that operands 0
26483 of the two comparisons match.
26485 * config/bfin/bfin.c (find_prev_insn_start): New function.
26486 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
26487 (find_next_insn_start): Move.
26489 2009-02-13 Richard Guenther <rguenther@suse.de>
26491 * configure.ac: Enable LFS.
26492 * configure: Re-generate.
26493 * config.in: Likewise.
26495 2009-02-13 Joseph Myers <joseph@codesourcery.com>
26498 * c-parser.c (c_parser_parms_list_declarator): Discard pending
26499 sizes on syntax error after some arguments have been parsed.
26501 2009-02-12 Jakub Jelinek <jakub@redhat.com>
26503 * doc/invoke.texi (-fira): Remove.
26505 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26507 * caller-save.c: Replace regclass.c with reginfo.c in comments.
26508 * recog.c: Likewise.
26511 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
26513 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
26514 (umul_ppmm): Likewise.
26515 (count_leading_zeros): Likewise.
26516 (count_trailing_zeros): Likewise.
26517 (UMUL_TIME): Likewise.
26519 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26521 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
26522 soft-fp/t-softfp to tmake_file.
26524 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
26525 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
26526 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
26527 IA64_BUILTIN_INFQ]: New.
26528 (ia64_init_builtins): Initialize __builtin_infq,
26529 __builtin_fabsq and __builtin_copysignq if not HPUX.
26530 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
26531 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
26533 * config/ia64/lib1funcs.asm (__divtf3): Define only if
26535 (__fixtfti): Likewise.
26536 (__fixunstfti): Likewise.
26537 (__floattitf): Likewise.
26539 * config/ia64/libgcc-glibc.ver: New.
26540 * config/ia64/t-fprules-softfp: Likewise.
26541 * config/ia64/sfp-machine.h: Likewise.
26543 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
26544 (LIBGCC2_TF_CEXT): Likewise.
26545 (TF_SIZE): Likewise.
26546 (TARGET_INIT_LIBFUNCS): Likewise.
26548 * config/ia64/t-glibc (SHLINB_MAPFILES):
26549 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
26551 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26553 * config/i386/i386.c (construct_container): Rewrite processing
26554 BLKmode with X86_64_SSE_CLASS.
26556 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
26559 * config/i386/i386.md: Replace simplify_replace_rtx with
26560 replace_rtx in the new peephole2.
26562 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
26564 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
26565 loop unrolling do not happen at -O2.
26567 2009-02-12 Michael Matz <matz@suse.de>
26569 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
26571 2009-02-12 Jakub Jelinek <jakub@redhat.com>
26573 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
26576 2009-02-12 Ben Elliston <bje@au.ibm.com>
26578 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
26579 patterns when updating the back chain. Missed in the 2009-02-10
26582 2009-02-11 Janis Johnson <janis187@us.ibm.com>
26584 * doc/extend.texi (Decimal Floating Types): Update identifier of
26585 draft TR and list of missing support.
26587 2009-02-11 Jakub Jelinek <jakub@redhat.com>
26589 PR middle-end/39154
26590 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
26591 bit to variable length decl's flags, add it also to its
26592 pointer replacement variable.
26594 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
26595 Jakub Jelinek <jakub@redhat.com>
26598 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
26599 (memory_blockage): New expander.
26600 (*memory_blockage): New insn pattern.
26601 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
26602 instead of general blockage at the end of function prologue when
26603 frame pointer is used to access red zone area. Do not emit blockage
26604 when profiling, it is emitted in generic code.
26605 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
26606 function epilogue when frame pointer is used to access red zone area.
26608 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
26611 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
26612 by arithmetic with memory operands.
26613 * config/i386/predicates.md (commutative_operator): New.
26615 2009-02-10 Janis Johnson <janis187@us.ibm.com>
26617 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
26620 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
26622 * alias.h (record_alias_subset): Declare.
26623 * alias.c (record_alias_subset): Make global.
26625 2009-02-10 Nick Clifton <nickc@redhat.com>
26627 * tree-parloops.c: Change license to GPLv3.
26628 * ipa-struct-reorg.c: Change license to GPLv3.
26629 * ipa-struct-reorg.h: Change license to GPLv3.
26631 2009-02-10 Steve Ellcey <sje@cup.hp.com>
26634 * c-decl.c (start_struct): Return NULL on error.
26636 2009-02-10 Jakub Jelinek <jakub@redhat.com>
26638 PR middle-end/39124
26639 * cfgloopmanip.c (remove_path): Call remove_bbs after
26640 cancel_loop_tree, not before it.
26643 * function.h (struct function): Add has_local_explicit_reg_vars bit.
26644 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
26645 VAR_DECLs were seen.
26646 * tree-ssa-live.c (remove_unused_locals): Recompute
26647 cfun->has_local_explicit_reg_vars.
26648 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
26649 copies or clearings if cfun->has_local_explicit_reg_vars.
26651 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
26654 * config/i386/i386.c (expand_prologue): Emit blockage at the end
26655 of function prologue when frame pointer is used to access
26658 2009-02-10 Richard Guenther <rguenther@suse.de>
26660 PR middle-end/39127
26661 * gimplify.c (gimple_regimplify_operands): Always look if
26662 we need to create a temporary.
26664 2009-02-10 Richard Guenther <rguenther@suse.de>
26666 PR tree-optimization/39132
26667 * tree-loop-distribution.c (todo): New global var.
26668 (generate_memset_zero): Trigger TODO_rebuild_alias.
26669 (tree_loop_distribution): Return todo.
26671 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
26674 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
26675 (x86_64_reg_class_name): Removed.
26676 (classify_argument): Return 0 if bytes > 32. Return 0 if the
26677 first one isn't X86_64_SSE_CLASS or any other ones aren't
26678 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
26679 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
26680 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
26681 and 3 X86_64_SSEUP_CLASS.
26682 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
26683 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
26685 2009-02-10 Ben Elliston <bje@au.ibm.com>
26687 * config/rs6000/rs6000.md (allocate_stack): Always use an update
26688 form instruction to update the stack back chain word, even if the
26689 user has disabled the generation of update instructions.
26690 (movdi_<mode>_update_stack): New.
26691 (movsi_update_stack): Likewise.
26692 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
26693 always use an update form instruction to update the stack back
26696 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
26698 PR middle-end/38953
26699 * graphite.c (if_region_set_false_region): After moving a region in
26700 the false branch of a condition, remove the empty dummy basic block.
26701 (gloog): Remove wrong fix for PR38953.
26703 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26705 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
26706 generation due to implicit sign extension.
26708 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
26710 PR middle-end/38981
26711 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
26712 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
26714 2009-02-09 Richard Guenther <rguenther@suse.de>
26716 PR middle-end/35202
26717 * convert.c (convert_to_real): Disable (float)fn((double)x)
26718 to fnf(x) conversion if errno differences may occur and
26719 -fmath-errno is set.
26721 2009-02-07 Anatoly Sokolov <aesok@post.ru>
26723 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
26724 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
26725 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
26727 2009-02-06 Joseph Myers <joseph@codesourcery.com>
26730 * c-common.c (handle_alias_attribute): Disallow attribute for
26731 anything not a FUNCTION_DECL or VAR_DECL.
26733 2009-02-06 Janis Johnson <janis187@us.ibm.com>
26736 * real.c (do_compare): Special-case compare of zero against
26737 decimal float value.
26739 2009-02-06 Joseph Myers <joseph@codesourcery.com>
26742 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
26743 as indicating flexible array members unless the field itself is
26744 being declarared as the incomplete array.
26746 2009-02-06 Jan Hubicka <jh@suse.cz>
26748 PR tree-optimization/38844
26749 * ipa-inline.c (try_inline): Stop inlining recursion when edge
26750 is already inlined.
26752 2009-02-06 Richard Guenther <rguenther@suse.de>
26754 PR middle-end/38977
26755 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
26756 fork because we may expand it as __gcov_fork.
26758 2009-02-06 Nick Clifton <nickc@redhat.com>
26760 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
26762 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
26764 PR tree-optimization/35659
26765 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
26766 vn_phi_eq): Shortcut if hashcode does not match.
26767 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
26769 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
26770 and avoid iterative_hash_expr.
26771 (FOR_EACH_VALUE_ID_IN_SET): New.
26772 (value_id_compare): Remove.
26773 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
26774 sort expressions by value id.
26776 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
26779 * config/sh/predicates.md (general_movsrc_operand): Don't check
26780 the subreg of system registers here.
26782 2009-02-05 Jakub Jelinek <jakub@redhat.com>
26785 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
26786 on the copied decl.
26788 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
26790 PR rtl-optimization/39110
26791 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
26792 addresses, not aligned ones.
26794 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
26795 Richard Guenther <rguenther@suse.de>
26797 PR tree-optimization/39100
26798 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
26799 comment says and add edges.
26801 2009-02-05 Joseph Myers <joseph@codesourcery.com>
26804 * c-common.c (handle_tls_model_attribute): Ignore attribute for
26805 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
26807 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
26809 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
26810 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
26811 register_bb_in_sese, new_sese, free_sese): Moved.
26812 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
26813 outermost_loop_in_scop, build_scop_iteration_domain,
26814 expand_scalar_variables_ssa_name, get_vdef_before_scop,
26815 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
26816 Use loop_in_sese_p instead of loop_in_scop_p.
26817 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
26818 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
26819 (scopdet_basic_block_info): Fix bug in scop detection.
26820 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
26821 eq_loop_to_cloog_loop): Remove.
26822 (nb_loops_around_loop_in_scop, nb_loop
26823 ref_nb_loops): Moved here...
26824 * graphite.h (ref_nb_loops): ... from here.
26825 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
26826 (loop_domain_dim, loop_iteration_vector_dim): Remove.
26827 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
26829 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
26830 Hans-Peter Nilsson <hp@axis.com>
26832 PR rtl-optimization/37889
26833 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
26834 Move offset handling from PLUS to before the switch. Use new
26835 arguments when considering SYMBOL_REFs too.
26836 (rtx_addr_can_trap_p): Pass dummy offset and size.
26837 (enum may_trap_p_flags): Remove.
26838 (may_trap_p_1): Pass size from MEM_SIZE.
26840 PR rtl-optimization/38921
26841 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
26842 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
26843 * rtlanal.c (may_trap_after_code_motion_p): Delete.
26844 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
26846 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
26848 AVX Programming Reference (January, 2009)
26849 * config/i386/sse.md (*vpclmulqdq): New.
26851 2009-02-04 Jakub Jelinek <jakub@redhat.com>
26853 PR tree-optimization/38977
26854 PR gcov-profile/38292
26855 * calls.c (special_function_p): Disregard __builtin_ prefix.
26857 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
26859 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
26860 non-indexable addresses even before reload.
26862 2009-02-03 Joseph Myers <joseph@codesourcery.com>
26865 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
26866 as having variable size. Do not give an error for unnamed
26867 parameters with [*] declarators. Give a warning for type names
26868 with [*] declarators and mark them as variable size.
26869 * c-parser.c (c_parser_sizeof_expression): Do not give an error
26870 for sizeof applied to [*] type names.
26872 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
26875 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
26877 2009-02-03 Jakub Jelinek <jakub@redhat.com>
26879 * gcc.c (process_command): Update copyright notice dates.
26880 * gcov.c (print_version): Likewise.
26881 * gcov-dump.c (print_version): Likewise.
26882 * mips-tfile.c (main): Likewise.
26883 * mips-tdump.c (main): Likewise.
26885 2009-02-03 Joseph Myers <joseph@codesourcery.com>
26888 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
26889 for composite type involving a zero-length array type.
26891 2009-02-03 Jakub Jelinek <jakub@redhat.com>
26894 * function.c (match_asm_constraints_1): Skip over
26895 initial optional % in the constraint.
26897 PR inline-asm/39059
26898 * c-parser.c (c_parser_postfix_expression): If fixed point is not
26899 supported, don't accept FIXED_CSTs.
26900 * c-decl.c (finish_declspecs): Error if fixed point is not supported
26901 and _Sat is used without _Fract/_Accum. Set specs->type to
26902 integer_type_node for cts_fract/cts_accum if fixed point is not
26905 2009-02-02 Catherine Moore <clm@codesourcery.com>
26907 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
26909 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
26911 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
26912 (ABI_HAS_64BIT_SYMBOLS): Use it.
26913 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
26915 2009-02-02 Paul Brook <paul@codesourcery.com>
26917 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
26919 2009-02-02 Jakub Jelinek <jakub@redhat.com>
26921 PR inline-asm/39058
26922 * recog.h (asm_operand_ok): Add constraints argument.
26923 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
26924 recurse on matching constraint.
26925 (check_asm_operands): Pass constraints as 3rd argument to
26926 asm_operand_ok. Don't look up matching constraint here.
26927 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
26930 2009-02-02 Ben Elliston <bje@au.ibm.com>
26932 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
26933 TARGET_NARROW_VOLATILE_BITFIELD macro names.
26935 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26937 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
26938 information. Remove some obsolete information. Reorganize.
26940 * config/pa/fptr.c: Revert license to GPL 2.
26941 * config/pa/milli64.S: Likewise.
26943 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
26946 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
26947 LIBRARY name in, instead of hard-coding it.
26948 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
26949 extra target make frag to tmake_files according to EH model.
26950 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
26951 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
26952 frags that define makefile variable EH_MODEL appropriately.
26953 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
26954 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
26955 to "-sjlj" according to type of EH configured.
26956 (LIBGCC_SONAME): Concatenate it to shared library base name.
26957 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
26958 to "_sjlj" according to type of EH configured.
26959 (LIBGCC_SONAME): Concatenate it to shared library base name.
26960 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
26961 (SHLIB_LINK): Add missing semicolon to if-else construct.
26962 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
26963 string value of "pe_dll" command-line option.
26964 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
26965 (SHLIB_SONAME): Use it when overriding t-cygming default.
26966 (SHLIB_IMPLIB): Override t-cygming default.
26967 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
26968 string value of "pe_dll" command-line option.
26970 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
26973 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
26974 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
26976 2009-01-31 Richard Guenther <rguenther@suse.de>
26978 PR tree-optimization/38937
26979 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
26980 computing the transitive closure.
26982 2009-01-30 Richard Guenther <rguenther@suse.de>
26984 PR tree-optimization/39041
26985 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
26986 Propagate variable indices only if the types match for this stmt.
26988 2009-01-30 Jakub Jelinek <jakub@redhat.com>
26991 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
26992 inline but never defined.
26994 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
26996 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
26997 (*insv_h_di_reg_extimm): New insn.
26998 (*insv_l<mode>_reg_extimm): New insn.
27000 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
27002 * config/picochip/picochip.c (flag_conserve_stack): set
27003 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
27004 fconserve-stack. Reduce call-overhead used by inliner.
27006 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
27009 * common.opt (flag_conserve_stack): Initialised to zero.
27011 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
27014 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
27015 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
27018 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
27020 * ira-color.c (allocno_reload_assign): Update comments.
27021 * regmove.c (regmove_optimize): Likewise.
27025 2009-01-29 Robert Millan <rmh@aybabtu.com>
27027 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
27028 * config/i386/kopensolaris-gnu.h: New file. Undefine
27029 `MD_UNWIND_SUPPORT'.
27030 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
27032 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
27034 PR tree-optimization/39007
27035 * tree-loop-distribution.c (generate_builtin): Use
27036 recompute_dominator to compute the immediate dominator of the
27037 basic block just after the loop.
27039 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
27041 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
27042 (ASM_OUTPUT_DWARF_PCREL): Define.
27044 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
27046 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
27047 * doc/passes.texi: Remove entries about regclass, local-alloc, and
27048 global. Modify entries about regmove and IRA.
27050 * ra-conflict.c: Remove the file.
27052 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
27054 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
27055 (pass_regclass_init): Rename to pass_reginfo_init.
27057 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
27059 * toplev.h (flag_ira): Remove.
27061 * caller-save.c (setup_save_areas): Remove flag_ira.
27063 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
27065 * global.c: Remove the file.
27067 * opts.c (decode_options): Remove flag_ira.
27069 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
27071 * regmove.c: Modify file description.
27072 (find_use_as_address, try_auto_increment): Define them only if
27073 AUTO_INC_DEC is defined.
27074 (replacement_quality, replace_in_call_usage, fixup_match_1,
27075 stable_and_no_regs_but_for_p): Remove.
27076 (reg_set_in_bb): Make it static.
27077 (regmove_optimize): Remove flag_ira and code which worked for
27080 * local-alloc.c: Remove the file.
27082 * common.opt (fira): Remove.
27084 * ira.c: Include except.h.
27085 (eliminable_regset): Move from global.c.
27086 (mark_elimination): Ditto. Remove flag_ira.
27087 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
27088 equiv_mem_modified, validate_equiv_mem_from_store,
27089 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
27090 contains_replace_regs, memref_referenced_p, memref_used_between_p,
27091 no_equiv, recorded_label_ref): Move from local-alloc.c.
27092 (update_equiv_regs): Ditto. Make it static.
27093 (print_insn_chain, print_insn_chains): Move it from global.c.
27094 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
27095 (build_insn_chain): Ditto. Make it static.
27096 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
27097 Rename to init_live_subregs.
27098 (gate_ira): Remove flag_ira.
27100 * regclass.c: Rename reginfo.c. Change file description.
27101 (FORBIDDEN_INC_DEC_CLASSES): Remove.
27102 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
27103 (init_reg_sets_1): Remove code for evaluation of
27104 reg_class_superclasses and losing_caller_save_reg_set.
27105 (init_regs): Remove init_reg_autoinc.
27106 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
27107 ok_for_base_p_nonstrict): Remove.
27108 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
27109 (pass_regclass_init): Rename to pass_reginfo_init. Modify
27110 corresponding entries.
27111 (dump_regclass, record_operand_costs, scan_one_insn,
27112 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
27113 record_address_regs, auto_inc_dec_reg_p): Remove.
27114 (gt-regclass.h): Rename to gt-reginfo.h.
27116 * rtl.h (dump_global_regs, retry_global_alloc,
27117 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
27119 * Makefile.in (RA_H): Remove.
27120 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
27121 Rename regclass.o to reginfo.o.
27122 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
27124 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
27125 (GTFILES): Rename regclass.c to reginfo.c.
27127 * passes.c (init_optimization_passes): Remove pass_local_alloc and
27128 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
27130 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
27131 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
27133 (finish_spills): Ditto. Remove code for !flag_ira.
27135 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
27137 PR middle-end/35854
27138 * doc/invoke.texi (rtl debug options): Complete rewrite.
27139 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
27141 * mode-switching.c (pass_mode_switching): Rename pass from
27142 "mode-sw" to "mode_sw".
27143 * except.c (pass_convert_to_eh_ranges): Rename pass from
27144 "eh-ranges" to "eh_ranges".
27145 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
27149 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
27150 Alexander Monakov <amonakov@ispras.ru>
27152 PR middle-end/38857
27153 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
27155 (move_exprs_to_boundary): Change return type and pass through
27156 should_move from move_op. Relax assert. Update usage ...
27157 (schedule_expr_on_boundary): ... here. Use should_move instead of
27159 (move_op_orig_expr_found): Indicate that insn was disconnected from
27161 (code_motion_process_successors): Do not call after_merge_succs
27162 callback if original expression was not found when traversing any of
27164 (code_motion_path_driver): Change return type. Update prototype.
27165 (move_op): Update comment. Add a new parameter (should_move). Update
27166 prototype. Set *should_move based on indication provided by
27167 move_op_orig_expr_found.
27169 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
27171 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
27172 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
27173 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
27174 * config/rs6000/rs6000.c (rs6000_override_options): Default
27175 avoid-indexed-addresses on for Power6, off for everything else.
27176 (avoiding_indexed_address_p): New function.
27177 (rs6000_legitimize_address): Use it.
27178 (rs6000_legitimate_address): Likewise.
27179 * config/rs6000/rs6000.md (movXX_updateX): Likewise
27181 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
27183 PR tree-optimization/38997
27184 * tree-loop-distribution.c (generate_memset_zero): Use
27185 POINTER_PLUS_EXPR for a pointer addition.
27187 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
27189 * config/s390/s390.md (bswap<mode>2): New pattern added.
27191 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27193 * config/s390/s390.md (*tls_load_31): Added type attribute.
27195 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27197 * config/s390/s390.md: Fix a few comments.
27199 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27201 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
27202 (*tm<mode>_full): Fixed z10prop attribute.
27203 (*tst<mode>_extimm): Fixed z10prop attribute.
27204 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
27205 (*tstqiCCT_cconly): Fixed z10prop attribute.
27206 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
27207 (*movsi_larl): Fixed z10prop attribute.
27208 (*movsi_zarch): Fixed z10prop attribute.
27209 (*movsi_eas): Fixed z10prop attribute.
27210 (*movhi): Fixed z10prop attribute.
27211 (*movqi): Fixed z10prop attribute.
27212 (*movstrictqi): Fixed z10prop attribute.
27213 (*mov<mode>): Fixed z10prop attribute.
27214 (*movcc): Fixed z10prop attribute.
27215 (*sethighpartdi_64): Fixed z10prop attribute.
27216 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
27217 (*negdi2_sign_cc): Fixed z10prop attribute.
27218 (*negdi2_sign): Fixed z10prop attribute.
27219 (*absdi2_sign_cc): Fixed z10prop attribute.
27220 (*absdi2_sign): Fixed z10prop attribute.
27221 (*negabsdi2_sign_cc): Fixed z10prop attribute.
27222 (*negabsdi2_sign): Fixed z10prop attribute.
27223 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
27224 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
27225 (doloop_si64): Fixed z10prop attribute.
27226 (doloop_si31): Fixed z10prop attribute.
27227 (doloop_long): Fixed z10prop attribute.
27228 (indirect_jump): Fixed z10prop attribute.
27229 (nop): Fixed z10prop attribute.
27230 (main_base_64): Fixed z10prop attribute.
27231 (reload_base_64): Fixed z10prop attribute.
27233 2009-01-28 Jakub Jelinek <jakub@redhat.com>
27235 PR rtl-optimization/38740
27236 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
27238 * config/mips/mips.c (mips_reorg): Likewise.
27240 2009-01-28 Richard Guenther <rguenther@suse.de>
27242 PR tree-optimization/38926
27243 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
27244 with the correct value id to a value.
27245 (do_regular_insertion): Use the value number of edoubleprime
27246 for the value number of the expr.
27249 2008-08-21 Richard Guenther <rguenther@suse.de>
27251 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
27252 a PHI ask VN if it is already available.
27253 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
27254 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
27256 2009-01-28 Jakub Jelinek <jakub@redhat.com>
27258 PR middle-end/38934
27259 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
27260 set to varying whenever max has TREE_OVERFLOW set, similarly
27261 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
27263 2009-01-28 Richard Guenther <rguenther@suse.de>
27265 PR middle-end/38908
27266 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
27267 uninitialized aggregate uses in call arguments.
27269 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
27271 PR tree-optimization/38984
27272 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
27273 the nothing_id variable if -fno-delete-null-pointer-checks.
27275 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
27278 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
27279 (set_got_offset_rex64): Ditto.
27281 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
27284 * doc/extend.texi: Improve local variable with asm reg.
27286 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
27288 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
27289 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
27290 was not supplied then set warn_packed_bitfield_compat to the
27291 default value of 1.
27292 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
27295 2009-01-27 Richard Guenther <rguenther@suse.de>
27297 PR tree-optimization/38503
27298 * cfgexpand.c (expand_gimple_basic_block): Ignore
27299 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
27300 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
27301 variables that cannot have TBAA applied.
27302 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
27305 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
27307 PR middle-end/38969
27308 * calls.c (initialize_argument_information): Do not wrap complex
27309 arguments in SAVE_EXPR.
27311 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
27313 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
27314 (INSTALL_LIBGCC): Revert typo commit.
27316 2009-01-26 Richard Guenther <rguenther@suse.de>
27318 PR tree-optimization/38745
27319 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
27320 from special handling.
27322 2009-01-26 Richard Guenther <rguenther@suse.de>
27324 PR tree-optimization/38745
27325 * tree-ssa.c (execute_update_addresses_taken): Do not include
27326 variables that cannot possibly be a register in not_reg_needs.
27327 Do not clear TREE_ADDRESSABLE on vars that may not become
27329 * tree-ssa.c (update_alias_info_1): Include those in the set
27330 of addressable vars.
27332 2009-01-26 Richard Guenther <rguenther@suse.de>
27334 PR middle-end/38851
27335 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
27336 * tree-ssa-dse.c: Include langhooks.h
27337 (execute_simple_dse): Remove stores with zero size.
27339 2009-01-24 Jakub Jelinek <jakub@redhat.com>
27342 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
27345 2009-01-24 Julian Brown <julian@codesourcery.com>
27347 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
27348 config/arm/linux-atomic.c.
27349 * config/arm/linux-atomic.c: New.
27351 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
27353 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
27354 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
27355 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
27357 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
27360 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
27363 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
27365 PR tree-optimization/38953
27366 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
27367 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
27368 (gloog): Split the exit of the scop when the scop exit is a loop exit.
27369 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
27372 2009-01-24 Paul Brook <paul@codesourcery.com>
27374 * config/arm/neon.md (neon_type): Move to arm.md.
27375 (neon_mov<VSTRUCT>): Add neon_type attribute.
27376 * config/arm/arm.md (neon_type): Move to here.
27377 (conds): Add "unconditioal" and use as default for NEON insns.
27379 2009-01-24 Ben Elliston <bje@au.ibm.com>
27381 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
27382 void *' warning from -Wc++-compat.
27383 * Makefile.in (dominance.o-warn): Remove.
27385 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
27387 PR tree-optimization/38932
27388 * fold-const.c (fold_unary_ignore_overflow): New.
27389 * tree.h (fold_unary_ignore_overflow): Declare.
27390 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
27391 * tree-ssa-sccvn.c (visit_reference_op_load,
27392 simplify_unary_expression): Likewise.
27394 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
27396 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
27397 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
27398 regardless of their type.
27399 * c-common.c (handle_packed_attribute): Don't ignore packed on
27401 * c.opt (Wpacked-bitfield-compat): New warning option.
27402 * stor-layout.c (place_field): Warn if offset of a field changed.
27403 * doc/extend.texi (packed): Mention the ABI change.
27404 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
27405 (Warning Options): Add it to the list.
27407 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
27409 * c-opts.c (c_common_post_options): Fix a typo in comments.
27411 2009-01-22 Steve Ellcey <sje@cup.hp.com>
27413 PR middle-end/38615
27414 * gimplify.c (gimplify_init_constructor): Fix promotion of const
27415 variables to static.
27416 * doc/invoke.texi (-fmerge-all-constants): Update description.
27418 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
27421 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
27422 (*movdi_1_rex64): Use type "mmx" for alternative 5.
27424 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
27426 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
27428 (LOCAL_ALIGNMENT): Similarly.
27430 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
27431 Joseph Myers <joseph@codesourcery.com>
27433 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
27434 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
27435 * config/arm/arm-tune.md: Regenerate.
27436 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
27439 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
27441 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
27442 version number to five.
27444 2009-01-22 Dodji Seketeli <dodji@redhat.com>
27447 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
27448 * c-common.c (set_underlying_type): Likewise.
27449 (is_typedef_decl ): Likewise
27451 (set_underlying_type): Likewise.
27452 (is_typedef_type): Likewise.
27454 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
27456 PR middle-end/38587
27457 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
27460 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
27463 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
27464 (LIBGCC_SPEC): Don't define.
27465 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
27467 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
27469 PR rtl-optimization/38879
27470 * alias.c (base_alias_check): Unaligned access via AND address can
27471 alias all surrounding object types except those with sizes equal
27472 or wider than the size of unaligned access.
27474 2009-01-21 Dodji Seketeli <dodji@redhat.com>
27477 * c-decl.c (clone_underlying_type): Move this ...
27478 * c-common.c (set_underlying_type): ... here.
27479 Also, make sure the function properly sets TYPE_STUB_DECL() on
27480 the newly created typedef variant type.
27481 (is_typedef_decl ): New entry point.
27482 * tree.h: Added a new member member_types_needing_access_check to
27483 struct tree_decl_non_common.
27484 (set_underlying_type): New entry point.
27485 (is_typedef_type): Likewise.
27487 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
27489 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
27490 Check whether two instructions have memory references that
27491 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
27492 are helper functions for traversing.
27493 * alias.h (insn_alias_sets_confilict_p): New prototypes.
27494 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
27495 not to draw dependency edge for instructions with non-conflicting
27498 2009-01-20 Joseph Myers <joseph@codesourcery.com>
27501 * longlong.h: Update copyright years. Use soft-fp license notice.
27502 Sync __clz_tab declaration with glibc.
27504 2009-01-20 Steve Ellcey <sje@cup.hp.com>
27507 * doc/extend.texi (syscall_linkage): New.
27508 (version_id): Modify.
27510 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
27511 Richard Guenther <rguenther@suse.de>
27513 PR tree-optimization/38747
27514 PR tree-optimization/38748
27515 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
27516 conversion if the base address is an indirect reference and the
27517 aliasing sets could cause issues.
27519 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
27521 * common.opt (fgraphite, fgraphite-identity): Add comment for
27522 explaining why these options are not documented.
27524 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
27526 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
27527 gimple_call_lhs is NULL.
27529 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
27532 * emit-rtl.c (adjust_address_1): Make sure memref is never
27535 2009-01-20 Ben Elliston <bje@au.ibm.com>
27537 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
27538 const qualifier from arg parameter. Remove unnecessary cast to char *.
27539 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
27540 const qualifier from arg 2.
27542 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
27544 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
27546 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
27549 * rtl.h (reinit_regs): New prototype.
27550 * regclass.c: Include ira.h.
27551 (reinit_regs): New.
27552 * Makefile.in (regclass.o): Add ira.h.
27553 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
27555 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
27558 * c-common.c (handle_aligned_attribute): Use
27559 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
27560 default alignment value.
27562 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
27564 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
27565 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
27567 * doc/extend.texi: Update __attribute__ ((aligned)). Document
27568 __BIGGEST_ALIGNMENT__.
27570 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
27572 2009-01-18 Richard Guenther <rguenther@suse.de>
27574 PR tree-optimization/38819
27575 * tree-flow.h (operation_could_trap_helper_p): Declare.
27576 * tree-eh.c (operation_could_trap_helper_p): Export.
27577 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
27578 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
27579 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
27580 are about to insert a possibly trapping instruction and fail
27583 2009-01-18 Andreas Schwab <schwab@suse.de>
27585 * doc/install.texi (Configuration): Remove obsolete paragraph
27586 about use of --with-gnu-ld with --with-gnu-as.
27588 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
27590 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
27591 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
27592 Follow spelling conventions.
27594 2009-01-18 Ben Elliston <bje@au.ibm.com>
27596 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
27597 C++ warning about implicit conversion from void * to struct
27599 (bitmap_obstack_free): Likewise for bitmap_element *.
27600 * Makefile.in (bitmap.o-warn): Remove.
27602 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
27604 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
27606 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
27607 Tobias Grosser <tobi.grosser@amd.com>
27609 * graphite.c (graphite_trans_scop_block): Do not block single
27612 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
27614 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
27615 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
27616 test with assertion.
27618 2009-01-16 Richard Guenther <rguenther@suse.de>
27620 PR tree-optimization/38835
27621 PR middle-end/36227
27622 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
27623 and INT + PTR -> (INT)(PTR p+ INT) folding.
27624 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
27626 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
27629 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
27630 the subreg from a lowpart subreg if it is also casting the value.
27632 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
27633 Tobias Grosser <tobi.grosser@amd.com>
27635 * graphite.c (compare_prefix_loops): New.
27636 (build_scop_canonical_schedules): Rewritten.
27637 (graphite_transform_loops): Move build_scop_canonical_schedules
27638 after build_scop_iteration_domain.
27640 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
27641 Tobias Grosser <tobi.grosser@amd.com>
27643 * graphite.c (add_conditions_to_domain): Add the loops to
27644 the dimension of the iteration domain. Do copy the domain
27645 only when it exists.
27646 (build_scop_conditions_1): Do not call add_conditions_to_domain.
27647 (add_conditions_to_constraints): New.
27648 (can_generate_code_stmt, can_generate_code): Removed.
27649 (gloog): Do not call can_generate_code.
27650 (graphite_transform_loops): Call add_conditions_to_constraints
27651 after building the iteration domain.
27653 2009-01-16 Jakub Jelinek <jakub@redhat.com>
27655 PR tree-optimization/38789
27656 * tree-ssa-threadedge.c
27657 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
27658 __builtin_constant_p.
27660 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
27662 * dce.c (delete_unmarked_insns): Reversed the order that insns are
27663 examined before deleting them.
27665 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
27667 * function.c (aggregate_value_p): Correctly extract the function
27668 type from CALL_EXPR_FN lookup.
27670 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
27672 * config/picochip/picochip.c (picochip_override_options): Revert
27673 CFI asm flag disable commited previously.
27675 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
27676 Tobias Grosser <tobi.grosser@amd.com>
27677 Jan Sjodin <jan.sjodin@amd.com>
27679 * graphite.c (scan_tree_for_params): On substractions negate
27680 all the coefficients of the term.
27681 (clast_to_gcc_expression_red): New. Handle reduction expressions
27682 of more than two operands.
27683 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
27684 (get_vdef_before_scop): Handle also the case of default definitions.
27686 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
27688 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
27689 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
27690 Also use them when walking CALL_INSN_FUNCTION_USAGE.
27692 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
27693 Joey Ye <joey.ye@intel.com>
27695 PR middle-end/37843
27696 * cfgexpand.c (expand_stack_alignment): Don't update stack
27697 boundary nor check incoming stack boundary here.
27698 (gimple_expand_cfg): Update stack boundary and check incoming
27699 stack boundary here.
27701 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
27703 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
27705 2009-01-14 Jakub Jelinek <jakub@redhat.com>
27707 PR rtl-optimization/38245
27708 * calls.c (expand_call): Add stack arguments to
27709 CALL_INSN_FUNCTION_USAGE even for pure calls (when
27710 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
27711 in regs and partially in memory or BLKmode arguments.
27712 (emit_library_call_value_1): Add stack arguments to
27713 CALL_INSN_FUNCTION_USAGE even for pure calls (when
27714 ACCUMULATE_OUTGOING_ARGS).
27715 * dce.c: Include tm_p.h.
27716 (find_call_stack_args): New function.
27717 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
27719 (mark_insn): Call find_call_stack_args for CALL_Ps.
27720 (prescan_insns_for_dce): Walk insns backwards in bb rather than
27721 forwards. Allocate and free arg_stores bitmap if needed, pass it
27722 down to deletable_insn_p, don't mark stores set in arg_stores
27723 bitmap, clear the bitmap at the beginning of each bb.
27724 * Makefile.in (dce.o): Depend on $(TM_P_H).
27726 2009-01-14 Michael Meissner <gnu@the-meissners.org>
27729 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
27730 to make sure the insn is a conditional test (bug 22599). Reformat a
27733 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
27735 PR middle-end/38431
27736 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
27737 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
27738 (gloog): Do not call cleanup_tree_cfg.
27739 (graphite_transform_loops): Call cleanup_tree_cfg after all
27740 scops have been code generated.
27742 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
27743 * doc/gty.texi (Invoking the garbage collector): Added new node
27744 and section documenting ggc_collect.
27746 2009-01-14 Richard Guenther <rguenther@suse.de>
27748 PR tree-optimization/38826
27749 PR middle-end/38477
27750 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
27751 initialization notes only if we actually emitted a warning.
27752 (intra_create_variable_infos): Add constraints for a result decl
27753 that is passed by hidden reference.
27754 (build_pred_graph): Mark all related variables non-direct on
27757 2009-01-14 Nick Clifton <nickc@redhat.com>
27759 * ira-conflicts.c: Include addresses.h for the definition of
27761 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
27762 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
27764 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
27767 * Makefile.in (ira-lives.o): Add except.h.
27769 * ira-lives.c: Include except.h.
27770 (process_bb_node_lives): Process can_throw_internal.
27772 2009-01-13 Jakub Jelinek <jakub@redhat.com>
27774 PR rtl-optimization/38774
27775 * combine.c (simplify_set): When undoing cc_use change, don't do
27776 PUT_CODE on the newly created comparison, but instead put back the
27779 2009-01-13 Joseph Myers <joseph@codesourcery.com>
27781 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
27782 values. Remove duplicate arm8 entry.
27784 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
27786 PR tree-optimization/38786
27787 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
27788 the SSA_NAME case of expand_scalar_variables_expr.
27789 Set the type of an expression to the type of its assign statement.
27790 (expand_scalar_variables_expr): Also gather the scalar computation
27791 used to index the memory access. Do not pass loop_p.
27792 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
27793 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
27794 the gimple_stmt_iterator where it inserts new code.
27795 Do not pass loop_p.
27796 (copy_bb_and_scalar_dependences): Do not pass loop_p.
27797 (translate_clast): Update call to copy_bb_and_scalar_dependences.
27799 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
27801 * graphite.h (debug_value): Removed.
27802 * graphite.c (debug_value): Removed.
27804 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
27806 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
27807 ldrd/strd with two 32-bit instructions.
27809 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
27811 * config/arm/arm.c (struct processors): Pass for speed down into
27812 cost helper functions.
27813 (const_ok_for_op): Handle COMPARE and inequality nodes.
27814 (arm_rtx_costs_1): Rewrite.
27815 (arm_size_rtx_costs): Update prototype.
27816 (arm_rtx_costs): Pass speed down to helper functions.
27817 (arm_slowmul_rtx_costs): Rework cost calculations.
27818 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
27819 (arm_9e_rtx_costs): Likewise.
27821 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
27823 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
27824 relocations of local symbols wider than UNITS_PER_WORD are not valid.
27825 (alpha_legitimize_address): Do not split local symbols wider than
27826 UNITS_PER_WORD into HIGH/LO_SUM parts.
27828 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
27831 * gcc.c (process_command): Replace call to execvp with calls
27832 to pex_one and exit.
27834 2009-01-03 Anatoly Sokolov <aesok@post.ru>
27837 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
27838 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
27839 variant for devices with 3-byte PC.
27840 (__tablejump_elpm__): New.
27842 2009-01-12 Jakub Jelinek <jakub@redhat.com>
27845 * c-parser.c (c_parser_postfix_expression): Allow `->' in
27846 offsetof member-designator, handle it as `[0].'.
27848 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27850 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
27851 function when not using named sections on targets with named sections
27852 if branch distance is less than 262132.
27854 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
27856 * combine.c (combine_instructions): Recompute
27857 optimize_this_for_speed_p for each BB in the main combine loop.
27859 2009-01-12 Tomas Bily <tbily@suse.cz>
27862 * tree-loop-distribution.c (prop_phis): New function.
27863 (generate_builtin): Call prop_phis.
27865 2009-01-12 Jakub Jelinek <jakub@redhat.com>
27867 PR tree-optimization/38807
27868 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
27869 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
27871 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
27873 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
27874 subreg of op0 to the original op0.
27876 2009-01-11 Laurent GUERBY <laurent@guerby.net>
27878 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
27880 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
27883 * mips-tfile.c (parse_def): Fix parsing of def strings
27884 starting with digits.
27886 2009-01-10 Jakub Jelinek <jakub@redhat.com>
27889 * config/arm/arm.c (arm_is_long_call_p): Don't call
27890 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
27892 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
27894 * regrename.c (regrename_optimize): Fix dumping.
27895 (find_oldest_value_reg): Preserve REG_POINTER.
27896 (copy_hardreg_forward_1): Likewise.
27898 2009-01-09 Diego Novillo <dnovillo@google.com>
27900 * gimple.h (struct gimple_statement_base) <uid>: Document
27901 the restrictions on its use.
27902 (gimple_uid): Tidy.
27903 (gimple_set_uid): Tidy.
27905 2009-01-09 Jakub Jelinek <jakub@redhat.com>
27907 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
27908 zero guard even if align_bytes != 0 and count is smaller than
27911 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
27913 PR rtl-optimization/38495
27914 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
27915 (add_range_and_copies_from_move_list): Print all added ranges.
27916 Add ranges to memory optimized destination.
27918 2009-01-09 Jakub Jelinek <jakub@redhat.com>
27922 * config/i386/i386.c (override_options): Reject
27923 -mstringop-strategy=rep_8byte with -m32.
27924 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
27925 to 1. Do count comparison against epilogue_size_needed at compile
27926 time even when count_exp was constant forced into register. For
27927 size_needed don't jump to epilogue, instead just avoid aligning
27928 and invoke the body algorithm. If need_zero_guard, add zero guard
27929 even if count is non-zero, but smaller than size_needed + number of
27930 bytes that could be stored for alignment.
27931 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
27932 to 1. If need_zero_guard, add zero guard even if count is non-zero,
27933 but smaller than size_needed + number of bytes that could be stored
27934 for alignment. Compare size_needed with epilogue_size_needed instead
27935 of desired_align - align, don't adjust size_needed, pass
27936 epilogue_size_needed to the epilogue expanders.
27939 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
27941 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27943 * pa.c (last_address): Change to unsigned.
27944 (update_total_code_bytes): Change argument to unsigned. Don't
27945 check if insn addresses are set.
27946 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
27947 addresses are not set.
27948 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
27950 2009-01-09 Nick Clifton <nickc@redhat.com>
27952 * config/sh/symbian.c: Replace uses of DECL_INLINE with
27953 DECL_DECLARED_INLINE_P.
27955 2009-01-09 Jakub Jelinek <jakub@redhat.com>
27957 PR middle-end/38347
27958 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
27959 GET_MODE (op0) in operand_subword_force calls.
27961 PR middle-end/38771
27962 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
27963 fold_convert arg0 operands to TREE_TYPE (op0) first.
27965 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
27967 * params.def (ira-max-conflict-table-size): Decrease default value
27970 2009-01-08 Jakub Jelinek <jakub@redhat.com>
27972 PR tree-optimization/37031
27973 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
27975 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
27976 allocate it using gc instead of heap, use VEC_quick_push instead of
27978 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
27979 instead of heap, use VEC_quick_push instead of VEC_safe_push.
27980 * tree-data-ref.h (struct access_matrix): Change matrix to gc
27981 allocated vector from heap allocated.
27982 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
27983 * tree-loop-linear.c (linear_transform_loops): Allocate nest
27984 vector only after perfect_loop_nest_depth call.
27986 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
27987 Jan Sjodin <jan.sjodin@amd.com>
27989 PR tree-optimization/38559
27990 * graphite.c (debug_value, copy_constraint,
27991 swap_constraint_variables, scale_constraint_variable, ): New.
27992 (get_lower_bound, get_upper_bound): Removed.
27993 (graphite_trans_bb_strip_mine): Clean up this code that works
27994 only for constant number of iterations. Fully copy upper and
27995 lower bound constraints, not only the constant part of them.
27996 * graphite.h (debug_value): Declared.
27998 2009-01-08 Ira Rosen <irar@il.ibm.com>
28000 PR tree-optimization/37194
28001 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
28002 Don't add the cost of cost model guard in prologue to scalar
28003 outside cost in case of known number of iterations.
28005 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
28006 Alan Modra <amodra@bigpond.net.au>
28008 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
28009 non-word-aligned REG+CONST addressing.
28011 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28014 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
28015 free_after_compilation when outputting a thunk.
28016 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
28017 Do not call free_after_compilation here.
28019 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28021 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
28022 (ix86_valid_target_attribute_inner_p): Ditto.
28024 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
28026 PR tree-optimization/38492
28027 PR tree-optimization/38498
28028 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
28029 * tree-chrec.h (scev_is_linear_expression): Declared.
28030 * graphite.c (graphite_cannot_represent_loop_niter): New.
28031 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
28032 (graphite_loop_normal_form): Use gcc_assert.
28033 (scan_tree_for_params): Use CASE_CONVERT.
28034 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
28035 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
28036 Use gcc_assert. Discard scops that contain unhandled cases.
28037 (build_scop_conditions): Return a boolean status for unhandled cases.
28038 (strip_mine_profitable_p): Print the loop number, not its depth.
28039 (is_interchange_valid): Pass the depth of the loop nest, don't
28040 recompute it wrongly.
28041 (graphite_trans_bb_block): Same.
28042 (graphite_trans_bb_block): Print tentative of loop blocking.
28043 (graphite_trans_scop_block): Do not print that the loop has been
28045 (graphite_transform_loops): Do not handle scops that contain condition
28048 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
28050 AVX Programming Reference (December, 2008)
28051 * config/i386/avxintrin.h (_mm256_stream_si256): New.
28052 (_mm256_stream_pd): Likewise.
28053 (_mm256_stream_ps): Likewise.
28055 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
28056 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
28057 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
28058 (bdesc_special_args): Add __builtin_ia32_movntdq256,
28059 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
28060 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
28061 (ix86_expand_special_args_builtin): Likewise.
28063 * config/i386/sse.md (AVXMODEDI): New.
28064 (avx_movnt<mode>): Likewise.
28065 (avx_movnt<mode>): Likewise.
28066 (<sse>_movnt<mode>): Remove AVX support.
28067 (sse2_movntv2di): Likewise.
28069 2009-01-07 Richard Guenther <rguenther@suse.de>
28071 PR middle-end/38751
28072 * fold-const.c (extract_muldiv): Remove obsolete comment.
28073 (fold_plusminus_mult_expr): Undo MINUS_EXPR
28074 to PLUS_EXPR canonicalization for the canonicalization.
28076 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
28078 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
28079 hosted cross-compilers generating less efficient code.
28081 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28083 * function.h (rtl_data): Add a dbr_scheduled_p field.
28084 * reorg.c (dbr_schedule): Set it.
28085 (gate_handle_delay_slots): Check it.
28086 * config/mips/mips.c (mips_base_delayed_branch): Delete.
28087 (mips_reorg): Check flag_delayed_branch instead of
28088 mips_base_delayed_branch.
28089 (mips_override_options): Don't set mips_base_delayed_branch
28090 or flag_delayed_branch.
28092 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28094 PR rtl-optimization/38426.
28095 * ira.c (ira): Set current_function_is_leaf earlier.
28097 2009-01-06 Jakub Jelinek <jakub@redhat.com>
28099 PR rtl-optimization/38722
28100 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
28101 too early, only set a flag and modify after last possible
28104 2009-01-06 Janis Johnson <janis187@us.ibm.com>
28107 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
28108 * real.c (decimal_single_format): Correct values of emin and emax.
28109 (decimal_double_format): Ditto.
28110 (decimal_quad_format): Ditto.
28111 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
28112 computation of DECnn_MIN and DECnn_MAX for corrected values of
28113 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
28114 __DECnn_MIN__, and adjust its computation for the corrected value
28117 2009-01-06 Jan Hubicka <jh@suse.cz>
28120 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
28122 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
28124 * doc/contrib.texi (Contributors): Slightly adjust the end note.
28125 Add Robert Clark to the list of testers.
28127 2009-01-06 Jan Hubicka <jh@suse.cz>
28128 Kai Tietz <kai.tietz@onevision.com>
28130 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
28131 * config/i386/i386.c (ix86_expand_call): Add clobbers.
28133 2009-01-06 Jan Hubicka <jh@suse.cz>
28134 Kai Tietz <kai.tietz@onevision.com>
28136 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
28138 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
28139 (ix86_nsaved_regs): Count only general purpose regs.
28140 (ix86_nsaved_sseregs): New.
28141 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
28142 to 16 for w64; compute padding and size of sse reg save area.
28143 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
28144 general purpose regs.
28145 (ix86_emit_save_sse_regs_using_mov): New.
28146 (ix86_expand_prologue): Save SSE regs if needed.
28147 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
28148 (ix86_emit_restore_sse_regs_using_mov): New.
28149 (ix86_expand_epilogue): Save SSE regs if needed.
28151 2009-01-06 Jan Hubicka <jh@suse.cz>
28152 Kai Tietz <kai.tietz@onevision.com>
28154 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
28155 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
28156 functions when accumulate outgoing args is off.
28158 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28161 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
28162 before using pseudos_have_intersected_live_ranges_p.
28164 * ira-int.h (ira_assert): Always define.
28166 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28168 AVX Programming Reference (December, 2008)
28169 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
28170 (_mm256_permute2_pd): Likewise.
28171 (_mm_permute2_ps): Likewise.
28172 (_mm256_permute2_ps): Likewise.
28173 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
28174 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
28176 * config/i386/i386.c (ix86_builtins): Remove
28177 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
28178 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
28179 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
28180 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
28181 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
28182 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
28183 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
28184 __builtin_ia32_vpermil2ps256.
28185 (ix86_init_mmx_sse_builtins): Updated.
28186 (ix86_expand_args_builtin): Likewise.
28188 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28190 * pa.c (output_call): Relocate non-jump insns in the delay slot of
28191 long absolute calls when generating PA 2.0 code.
28193 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
28195 PR rtl-optimization/38583
28196 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
28198 * params.def (ira-max-conflict-table-size): New.
28200 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
28202 * ira.h (ira_conflicts_p): New external definition.
28204 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
28205 table. Report this. Return result of building.
28206 (ira_build_conflicts): Use ira_conflicts_p. Check result of
28207 building conflict table.
28209 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
28210 (ira_color): Use ira_conflicts_p.
28212 * global.c: Include ira.h.
28213 (pseudo_for_reload_consideration_p, build_insn_chain): Use
28216 * Makefile.in (global.o): Add ira.h.
28218 * ira-build.c (mark_all_loops_for_removal,
28219 propagate_some_info_from_allocno): New.
28220 (remove_unnecessary_allocnos): Call
28221 propagate_some_info_from_allocno.
28222 (remove_low_level_allocnos): New.
28223 (remove_unnecessary_regions): Add parameter. Call
28224 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
28225 parameter to remove_unnecessary_regions.
28226 (ira_build): Remove all regions but root if the conflict table was
28227 not built. Update conflict hard regs for allocnos crossing calls.
28229 * ira.c (ira_conflicts_p): New global.
28230 (ira): Define and use ira_conflicts_p.
28232 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
28233 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
28234 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
28236 2009-01-06 Ben Elliston <bje@au.ibm.com>
28238 * gengtype-lex.l (YY_NO_INPUT): Define.
28240 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
28243 * c-common.c (handle_vector_size_attribute): Also reject
28244 BOOLEAN_TYPE types.
28246 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
28248 PR tree-optimization/38492
28249 * graphite.c (rename_map_elt, debug_rename_elt,
28250 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
28251 rename_map_elt_info, eq_rename_map_elts,
28252 get_new_name_from_old_name, bb_in_sese_p): Moved around.
28253 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
28254 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
28255 (sese_build_livein_liveouts): New.
28256 (new_sese, free_sese): New.
28257 (new_scop): Call new_sese.
28258 (free_scop): Call free_sese.
28259 (rename_variables_from_edge, rename_phis_end_scop): Removed.
28260 (register_old_new_names): Renamed register_old_and_new_names.
28261 (register_scop_liveout_renames, add_loop_exit_phis,
28262 insert_loop_close_phis, struct igp,
28263 default_liveout_before_guard, add_guard_exit_phis,
28264 insert_guard_phis, copy_renames): New.
28265 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
28266 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
28267 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
28268 (scop_adjust_phis_for_liveouts): New.
28269 (gloog): Call scop_adjust_phis_for_liveouts.
28271 * graphite.h (struct sese): Documented. Added fields liveout,
28272 num_ver and livein.
28273 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
28274 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
28275 (struct scop): Added field liveout_renames.
28276 (SCOP_LIVEOUT_RENAMES): New.
28278 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
28280 PR tree-optimization/38510
28281 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
28282 (translate_clast): Call recompute_all_dominators before
28284 (gloog): Call recompute_all_dominators before graphite_verify.
28286 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
28287 Jan Sjodin <jan.sjodin@amd.com>
28289 PR tree-optimization/38500
28290 * graphite.c (create_sese_edges): Call fix_loop_structure after
28293 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
28295 * config.gcc: Add m32r*-*-rtems*.
28296 * config/m32r/rtems.h: New file.
28298 2009-01-05 Ben Elliston <bje@au.ibm.com>
28300 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
28301 (.po.pox): Likewise.
28302 (po/gcc.pot): Likewise.
28304 2009-01-04 David S. Miller <davem@davemloft.net>
28306 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
28307 (STARTING_FRAME_OFFSET): Always set to zero.
28309 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
28311 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
28312 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
28313 fixed-point types, and vectors of the same.
28315 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
28317 * config/mips/sync.md (*mb_barrier): Rename to...
28318 (*memory_barrier): ...this.
28320 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
28322 * doc/extend.texi (Function Attributes): Move @cindex after @item
28323 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
28324 and put in alphabetical order. Fix 'target' name and put in order.
28325 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
28328 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
28330 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
28331 (memory_barrier): Expand as unspec instead of unspec_volatile.
28332 Remove mem:BLK from insn operands. Use Pmode scratch register.
28333 (*memory_barrier): Define as unspec instead of unspec_volatile.
28334 Use (match_dup 0) as input operand.
28336 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
28337 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
28338 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
28339 scratch register. Remove operand 1.
28340 (*stbar): Define as unspec instead of unspec_volatile.
28341 Use (match_dup 0) as input operand, remove (const_int 8).
28342 (*membar): Define as unspec instead of unspec_volatile.
28343 Use (match_dup 0) as input operand, remove input operand 2.
28345 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
28346 (memory_barrier): Expand as unspec instead of unspec_volatile.
28347 Remove mem:BLK from insn operands. Use Pmode scratch register.
28348 (*memory_barrier): Define as unspec instead of unspec_volatile.
28349 Use (match_dup 0) as input operand.
28351 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
28352 Remove mem:BLK from insn operands. Use Pmode scratch register.
28353 Set volatile flag on operand 0.
28354 (*memory_barrier): New insn pattern.
28356 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
28358 (*memory_barrier): Use (match_dup 0) as input operand.
28360 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
28361 Remove mem:BLK from insn operands. Use Pmode scratch register.
28362 Set volatile flag on operand 0.
28363 (*mb_internal): New insn pattern.
28365 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
28367 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
28369 PR middle-end/38586
28370 * function.c (struct temp_slot): Move to the section of the file
28371 that deals with temp slots. Remove field 'address'.
28372 (temp_slot_address_table): New hash table of address -> temp slot.
28373 (struct temp_slot_address_entry): New struct, items for the table.
28374 (temp_slot_address_compute_hash, temp_slot_address_hash,
28375 temp_slot_address_eq, insert_temp_slot_address): Support functions
28377 (find_temp_slot_from_address): Rewrite to use the new hash table.
28378 (remove_unused_temp_slot_addresses): Remove addresses of temp
28379 slots that have been made available.
28380 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
28381 worker function for remove_unused_temp_slot_addresses.
28382 (assign_stack_temp_for_type): Don't clear the temp slot address list.
28383 Add the temp slot address to the address -> temp slot map.
28384 (update_temp_slot_address): Update via insert_temp_slot_address.
28385 (free_temp_slots): Call remove_unused_temp_slot_addresses.
28386 (pop_temp_slots): Likewise.
28387 (init_temp_slots): Allocate the address -> temp slot map, or empty
28388 the map if it is already allocated.
28389 (prepare_function_start): Initialize temp slot processing.
28391 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
28393 PR middle-end/38584
28394 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
28395 Calculate the size of all stack vars assuming no packing of stack
28396 vars will happen, replacing a quadratic algorithm with a linear one.
28398 2009-01-03 Jakub Jelinek <jakub@redhat.com>
28401 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
28404 2009-01-03 Diego Novillo <dnovillo@google.com>
28406 * doc/contrib.texi: Update contributions.
28408 2009-01-03 Jakub Jelinek <jakub@redhat.com>
28411 * builtins.c (fold_builtin_memory_op): Give up if either operand
28412 is volatile. Set srctype or desttype to non-qualified version
28416 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
28417 and FUNCTION_DECLs.
28419 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
28421 PR rtl-optimization/35805
28422 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
28423 problem if fast dce is able to remove any instructions.
28424 * dce.c (dce_process_block): Fix dump message.
28426 2009-01-02 Mark Mitchell <mark@codesourcery.com>
28429 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
28431 2009-01-02 Jakub Jelinek <jakub@redhat.com>
28433 PR middle-end/38690
28434 * tree-flow.h (op_code_prio, op_prio): New prototypes.
28435 * tree-pretty-print.c (op_code_prio): New function.
28436 (op_prio): No longer static. Use op_code_prio.
28437 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
28438 Use op_prio and op_code_prio to determine if () should be
28439 printed around operand(s) or not.
28441 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
28442 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
28443 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
28444 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
28445 pp_character instead of pp_string for single letter printing.
28447 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
28449 * doc/extend.texi: Fix '#pragma GCC option' typo.
28451 2009-01-02 Richard Guenther <rguenther@suse.de>
28453 * doc/install.texi (--enable-checking): Mention different
28454 default for stage1.
28455 (--enable-stage1-checking): Document.
28457 2009-01-01 Andrew Pinski <pinskia@gmail.com>
28459 PR middle-end/30142
28460 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
28461 case to be an error.
28463 2009-01-02 Ben Elliston <bje@au.ibm.com>
28465 * config/fp-bit.h (pack_d): Constify argument.
28466 * config/fp-bit.c (makenan): Constify return type. Remove casts.
28467 (isnan): Constify argument.
28469 (iszero): Likewise.
28470 (pack_d): Likewise.
28471 (_fpadd_parts): Constify return type.
28472 (_fpmul_parts): Likewise.
28473 (_fpdiv_parts): Likewise.
28475 2009-01-01 Jakub Jelinek <jakub@redhat.com>
28478 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
28479 warn about overwriting initializer with side-effects or
28480 -Woverride-init if !IMPLICIT.
28481 (output_init_element): Likewise. Pass IMPLICIT down to
28483 (process_init_element): Add IMPLICIT argument. Pass it down
28484 to output_init_element.
28485 (push_init_element, pop_init_level, set_designator): Adjust
28486 process_init_element callers.
28487 (set_nonincremental_init, set_nonincremental_init_from_string):
28488 Adjust add_pending_init callers.
28489 (output_pending_init_elements): Adjust output_init_element callers.
28490 * c-tree.h (process_init_element): Adjust prototype.
28491 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
28492 process_init_element callers.
28495 Copyright (C) 2009 Free Software Foundation, Inc.
28497 Copying and distribution of this file, with or without modification,
28498 are permitted in any medium without royalty provided the copyright
28499 notice and this notice are preserved.