1 2009-10-09 Richard Guenther <rguenther@suse.de>
3 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
4 before calling stmt_can_throw_external.
6 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
8 PR tree-optimization/40071
9 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
10 pointer if the original data reference doesn't conflict with the
11 created vector data reference. Fix long line.
13 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
15 * config/i386/i386.md (any_div): New code iterator.
16 (u): Handle div and udiv.
18 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
20 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
21 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
22 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
23 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
25 2009-10-08 Joseph Myers <joseph@codesourcery.com>
27 * gcc.c (main): Remove trailing "." from diagnostics.
29 2009-10-08 Cary Coutant <ccoutant@google.com>
31 Add support for debugging with ICF (Identical Code Folding).
32 * calls.c (debug.h): New #include.
33 (emit_call_1): Call virtual_call_token debug hook.
34 * common.opt (-fenable-icf-debug): New option.
35 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
36 locations in the source).
37 (poc_label_num): New variable.
38 (dcall_entry, vcall_entry): New typedefs.
39 (dcall_table, vcall_table): New variables.
40 (struct vcall_insn): New type.
41 (vcall_insn_table): New variable.
42 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
43 (size_of_dcall_table): New function.
44 (output_dcall_table): New function.
45 (size_of_vcall_table): New function.
46 (output_vcall_table): New function.
47 (dwarf2out_direct_call): New function.
48 (vcall_insn_table_hash): New function.
49 (vcall_insn_table_eq): New function.
50 (dwarf2out_virtual_call_token): New function.
51 (dwarf2out_virtual_call): New function.
52 (dwarf2out_init): Allocate new tables and sections.
53 (prune_unused_types): Mark DIEs referenced from direct call table.
54 (dwarf2out_finish): Output direct and virtual call tables.
55 * final.c (final_scan_insn): Call direct_call and virtual_call
57 * debug.h (struct gcc_debug_hooks): Add direct_call,
58 virtual_call_token, virtual_call hooks.
59 (debug_nothing_uid): New function.
60 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
61 (debug_nothing_uid): New function.
62 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
63 * sdbout.c (sdb_debug_hooks): Likewise.
64 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
65 * doc/invoke.texi (-fenable-icf-debug): New option.
67 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
70 * regmove.c (regmove_backward_pass): Replace src with dst in the
71 debug insn, and check for dst before rather than after.
73 2009-10-08 Janis Johnson <janis187@us.ibm.com>
75 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
76 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
78 2009-10-08 Jan Hubicka <jh@suse.cz>
81 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
82 do not mark cgraph nodes as needed.
83 (record_references_in_initializer): Add new only_vars parameter.
84 * cgraph.h (record_references_in_initializer): New parameter.
85 * varasm.c (assemble_variable): Update call.
86 * varpool.c (varpool_analyze_pending_decls): Always look for
89 2009-10-08 Anatoly Sokolov <aesok@post.ru>
91 * config/avr/avr.c (last_insn_address) Remove variable.
92 (expand_prologue): Don't initialise last_insn_address variable.
93 (final_prescan_insn): Don't output insn size.
94 * config/avr/avr.opt (msize): Remove switch.
95 * doc/invoke.texi (AVR Options): Remove documentation of -msize
98 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
100 * combine.c (label_tick_ebb_start): Fix comment.
101 (combine_instructions): Set label_tick and label_tick_ebb_start before
102 calling setup_incoming_promotions. Start them from 1. Increment
103 label_tick instead of deriving it from the BB index. Rather than
104 comparing ticks use the block from the previous iteration to decide
105 whether to start a new EBB. Remove empty lines before function.
107 2009-10-08 Michael Matz <matz@suse.de>
110 * builtins.c (fold_builtin_isascii): Use fold_build2.
111 (fold_builtin_isdigit): Ditto.
112 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
113 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
114 remove_useless_stmts_cond, remove_useless_stmts_tf,
115 remove_useless_stmts_tc, remove_useless_stmts_bind,
116 remove_useless_stmts_goto, remove_useless_stmts_label,
117 remove_useless_stmts_1, remove_useless_stmts,
118 pass_remove_useless_stmts): Remove.
119 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
120 * passes.c (init_optimization_passes): Don't add
121 pass_remove_useless_stmts.
122 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
123 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
125 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
126 for static constants.
127 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
128 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
130 2009-10-08 Richard Guenther <rguenther@suse.de>
132 * gimple.c (free_gimple_type_tables): New function.
133 * gimple.h (free_gimple_type_tables): Declare.
135 2009-10-07 Mark Heffernan <meheff@google.com>
137 * ipa-prop.c (ipa_print_node_params) Only print
138 names of named arguments.
140 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
142 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
143 being statically linked.
145 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
147 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
149 2009-10-08 Jan Hubicka <jh@suse.cz>
152 * ipa.c (cgraph_externally_visible_p,
153 function_and_variable_visibility,
154 whole_program_function_and_variable_visibility): Skip non-finalized
157 2009-10-08 Nick Clifton <nickc@redhat.com>
159 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
162 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
165 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
167 2009-10-07 Joseph Myers <joseph@codesourcery.com>
170 * c-common.c (c_fully_fold_internal): Strip nops from the result
171 of recursive calls to c_fully_fold_internal.
172 (c_wrap_maybe_const): New.
173 (c_save_expr): Use c_wrap_maybe_const.
174 * c-common.h (c_wrap_maybe_const): Declare.
175 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
176 build_binary_op): Use c_wrap_maybe_const.
178 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
180 * real.c: Fix comment to reflect actual exponent size.
182 2009-10-08 Ben Elliston <bje@au.ibm.com>
184 * config/rs6000/a2.md: Add FSF comment header.
186 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
188 * config/i386/i386.md (any_extend): New code iterator.
189 (u, s): New code attributes.
191 (DWIH): Rewrite as code iterator for SI and DI modes.
192 (DWI): Rewrite as mode attribute.
193 (dwi): New mode attribute.
194 (di): Depend on SI mode and DI mode.
195 (doubleint_general_operand): Remove mode attribute.
197 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
200 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
201 (*sub<mode>3_doubleword): Ditto.
203 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
204 using SWIM248 mode iterator.
205 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
206 using SWI48 mode iterator.
207 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
208 patterns using DWIH mode iterator and any_extend code iterator.
209 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
210 using any_extend code iterator.
211 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
212 patterns using DWIH mode iterator and any_extend code iterator.
213 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
214 using any_extend code iterator.
215 (<s>mul<mode>3_highpart): Macroize expander from
216 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
217 and any_extend code iterator.
218 (*<s>muldi3_highpart_1): Macroize insn from
219 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
220 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
221 patterns using any_extend code iterator.
222 (*<s>mulsi3_highpart_zext): Macroize insn from
223 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
225 2009-10-07 Jakub Jelinek <jakub@redhat.com>
227 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
228 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
229 refering to a DIE with DW_AT_const_value.
231 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
234 * ira-lives.c (check_and_make_def_conflict): Process all operands.
236 2009-10-06 Jan Hubicka <jh@suse.cz>
238 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
241 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
243 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
244 *lea_2_rex64): Move before *add<mode>_1 pattern.
246 2009-10-07 Jan Hubicka <jh@suse.cz>
248 * collect2.c (main): Add -fno-whole-program.
249 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
251 2009-10-07 Jan Hubicka <jh@suse.cz>
253 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
254 has no address taken.
255 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
257 (cgraph_clone_node): Clear externally_visible flag for clones.
258 * cgraph.h (cgraph_only_called_directly_p,
259 cgraph_can_remove_if_no_direct_calls_p): New predicates.
260 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
261 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
262 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
263 ipcp_insert_stage): Likwise.
264 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
265 externally_visible flag.
266 (verify_cgraph_node): Verify that inline clones look right.
267 (process_function_and_variable_attributes): Do not set
268 externally_visible flags.
269 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
271 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
273 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
274 clear externally_visible when turning into inline clones
275 (cgraph_mark_inline_edge): Use new predicates.
276 (cgraph_estimate_growth): Likewise.
277 (cgraph_decide_inlining): Likewise.
278 * ipa.c (cgraph_postorder): Likewise.
279 (cgraph_remove_unreachable_nodes): Likewise; sanity check
280 that inline clones are not needed.
281 (cgraph_externally_visible_p): New predicate.
282 (function_and_variable_visibility): Add whole_program parameter;
283 always set externally_visible flag; handle COMDAT function
285 (local_function_and_variable_visibility): New function.
286 (gate_whole_program_function_and_variable_visibility): New function.
287 (whole_program_function_and_variable_visibility): New function.
288 (pass_ipa_whole_program_visibility): New function.
289 * passes.c (init_optimization_passes): Add whole program visibility
291 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
292 not care about needed/reachable flags.
293 * varpool.c: Include flags.h
294 (decide_is_variable_needed): When doing LTO assume whole-program mode.
295 (varpool_finalize_decl): When we are in LTO read-back, all variables
297 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
299 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
301 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
304 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
306 * config.gcc: Don't include the makefile fragments intended for
308 * config/s390/fixdfdi.h: File removed.
309 * config/s390/libgcc-glibc.ver: File removed.
310 * config/s390/s390.h: Remove the fixdfdi.h hack.
311 * config/s390/t-crtstuff: File moved to libgcc dir.
312 * config/s390/t-linux: Likewise.
313 * config/s390/t-tpf: libgcc specific parts removed.
314 * config/s390/t-linux64: Likewise.
316 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
318 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
319 (lto-compress.o): Likewise.
321 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
324 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
325 dllexport to class members here.
326 (i386_pe_determine_dllimport_p): Only check static class data for
328 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
329 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
330 functions for vague linkage.
331 (i386_pe_type_dllexport_p): Fix formatting.
332 (maybe_add_dllexport) New function.
333 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
336 2009-10-07 Ben Elliston <bje@au.ibm.com>
338 * config/rs6000/a2.md: Remove duplicated lines.
340 2009-10-07 Ben Elliston <bje@au.ibm.com>
342 * config.gcc (powerpc*-*-*): Handle a2.
343 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
344 * config/rs6000/a2.md: New file.
345 * config/rs6000/rs6000.opt (mno-update): New.
346 (mupdate): Return to using a mask, not a var.
347 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
348 (enum processor_type): Add PROCESSOR_PPCA2.
349 * config/rs6000/rs6000.c (ppca2_cost): New costs.
350 (rs6000_override_options): Add "a2" to processor_target_table.
351 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
352 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
354 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
356 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
357 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
358 reference to nonexistent gen_truncxfxf2 function.
360 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
362 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
363 (DWIH, g, di, doubleint_general_operand): New mode attributes.
364 (general_operand): Handle TI mode.
365 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
366 using SDWIM mode iterator.
367 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
368 pattern from *add{di,ti}3_1 patterns and corresponding splitters
369 using DWI mode iterator.
370 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
371 patterns using SWI mode iterator.
372 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
373 using SWI48 mode iterator.
374 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
375 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
376 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
377 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
378 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
379 using SDWIM mode iterator.
380 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
381 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
382 using DWI mode iterator.
383 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
384 patterns using SWI mode iterator.
385 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
386 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
387 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
388 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
389 patterns using plusminus code iterator.
390 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
391 sub<mode>3 patterns using plusminus code iterator.
392 * config/i386/i386.c (override_options): Update call to
393 gen_subdi_carry_rex64 for renamed function.
394 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
395 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
396 calls to instruction expanders.
398 2009-10-06 Martin Jambor <mjambor@suse.cz>
401 * opts.c (decode_options): Run IPA-SRA at -O2.
403 2009-10-06 Richard Guenther <rguenther@suse.de>
405 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
407 2009-10-06 Tobias Burnus <burnus@net-b.de>
410 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
411 -flto and -fwhole-program flags can be combined.
413 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
416 * gcc.c (process_command): Check that -o argument was specified.
418 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
420 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
422 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
424 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
425 * doc/invoke.texi (Warning Options): Annotate allowed languages
426 for -Wunsuffixed-float-constants.
428 2009-10-05 Jakub Jelinek <jakub@redhat.com>
430 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
431 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
432 same name and isn't the main variant.
435 * dwarf2out.c (loc_by_reference): Removed.
436 (dw_loc_list_1): New function.
437 (dw_loc_list): Remove toplev argument, add want_address argument.
438 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
439 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
440 want_address == 2 to dw_loc_list. For successful dw_loc_list
441 set have_address to 1 only if want_address is not 0.
443 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
445 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
446 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
447 a code block followed by two pointers.
448 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
449 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
450 (MIPS_MOVE): Likewise.
451 (MIPS_LUI): Likewise.
453 (MIPS_BAL): Likewise.
454 (MIPS_NOP): Likewise.
455 (mips_asm_trampoline_template): Delete.
456 (mips_trampoline_code_size): New function.
457 (mips_trampoline_init): Add shorter sequences for all cases
458 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
459 Calculate the opcodes directly, rather than copying from a template.
460 Only flush the code part of the trampoline.
461 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
463 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
465 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
466 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
467 (INCOMING_RETURN_ADDR_RTX): Likewise.
468 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
470 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
471 with RETURN_ADDR_REGNUM.
472 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
473 * config/mips/mips.c (mips16_build_call_stub): Replace
474 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
475 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
476 (mips_print_operand_punctuation): Likewise.
477 (mips_frame_set): Likewise.
478 (mips16e_output_save_restore): Likewise.
479 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
480 (mips_save_reg_p): Likewise.
481 (mips_return_addr): Likewise.
482 (mips_set_return_address): Likewise.
483 (mips_direct_save_slot_move_p): Likewise.
484 (mips_output_function_prologue): Likewise.
485 (mips_restore_reg): Likewise.
486 (mips_expand_epilogue): Likewise.
487 (mips_epilogue_uses): Likewise.
488 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
489 (*mov<mode>_ra): Use it instead of a hard-coded 31.
490 (clear_hazard_<mode>): Likewise.
491 (call_internal): Likewise.
492 (call_internal_direct): Likewise.
493 (call_direct_split): Likewise.
494 (call_value_internal): Likewise.
495 (call_value_split): Likewise.
496 (call_value_internal_direct): Likewise.
497 (call_value_direct_split): Likewise.
498 (call_value_multiple_internal): Likewise.
499 (call_value_multiple_split): Likewise.
501 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
502 Jakub Jelinek <jakub@redhat.com>
504 PR rtl-optimization/41511
505 * combine.c (record_value_for_reg): Pass explicit values as argument
506 to get_last_value_validate.
507 (get_last_value_validate): Document INSN parameter.
508 For non-readonly MEMs, assume they might have been modified if INSN
509 was in another basic block.
510 (get_last_value): Minor reformatting.
512 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
515 * final.c (asm_str_count): Split out from asm_insn_count.
516 * rtl.h (asm_str_count): New prototype.
517 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
520 2009-10-05 Sriraman Tallam <tmsriram@google.com>
522 * doc/plugins.texi: Change plugin_pass to register_pass_info.
524 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
525 Rafael Espindola <espindola@google.com>
527 * gengtype.c (write_types): Moved call to write_func_for_structure
530 2009-10-05 Richard Guenther <rguenther@suse.de>
533 * lto-cgraph.c (output_cgraph): Output toplevel asms.
534 (input_cgraph_1): Input toplevel asms.
536 2009-10-05 Richard Guenther <rguenther@suse.de>
539 * lto-symtab.c (lto_compatible_attributes_p): Remove.
540 (external_aggregate_decl_p): Likewise.
541 (lto_symtab_compatible): Re-structure. Remove dead code.
542 For variables ignore toplevel qualifiers when comparing types.
543 Issue warnings, not errors for mismatched user-alignment.
545 2009-10-05 Richard Guenther <rguenther@suse.de>
549 * lto-symtab.c (struct lto_symtab_base_def): Remove.
550 (struct lto_symtab_identifier_def): Likewise.
551 (struct lto_symtab_decl_def): Likewise.
552 (struct lto_symtab_entry_def): New.
553 (lto_symtab_identifier_t): Rename to ...
554 (lto_symtab_entry_t): ... this.
555 (lto_symtab_decls): Remove.
556 (lto_symtab_base_hash): Rename to ...
557 (lto_symtab_entry_hash): ... this.
558 (lto_symtab_base_eq): Rename to ...
559 (lto_symtab_entry_eq): ... this.
560 (lto_symtab_base_marked_p): Rename to ...
561 (lto_symtab_entry_marked_p): ... this.
562 (lto_symtab_identifier_marked_p): Remove.
563 (lto_symtab_decl_marked_p): Likewise.
564 (lto_symtab_maybe_init_hash_tables): Rename to ...
565 (lto_symtab_maybe_init_hash_table): ... this.
566 (lto_symtab_set_resolution_and_file_data): Remove.
567 (lto_symtab_register_decl): New function.
568 (lto_symtab_get_identifier): Remove.
569 (lto_symtab_get): New function.
570 (lto_symtab_get_resolution): Adjust.
571 (lto_symtab_get_identifier_decl): Remove.
572 (lto_symtab_set_identifier_decl): Likewise.
573 (lto_symtab_merge_decl): Rename to ...
574 (lto_symtab_merge): ... this. Rewrite.
575 (lto_symtab_merge_var): Remove.
576 (lto_symtab_merge_fn): Likewise.
577 (lto_symtab_prevailing_decl): Adjust.
578 (lto_cgraph_replace_node): New function.
579 (lto_symtab_merge_decls_2): Likewise.
580 (lto_symtab_merge_decls_1): Likewise.
581 (lto_symtab_fixup_var_decls): Likewise.
582 (lto_symtab_resolve_symbols): Likewise.
583 (lto_symtab_merge_decls): Likewise.
584 (lto_symtab_prevailing_decl): Adjust.
585 (lto_symtab_get_symtab_def): Remove.
586 (lto_symtab_get_file_data): Likewise.
587 (lto_symtab_clear_resolution): Adjust.
588 (lto_symtab_clear_resolution): Likewise.
589 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
590 (input_cgraph_1): Likewise.
591 * lto-streamer-in.c (get_resolution): Do not provide fake
592 symbol resolutions here.
593 (deferred_global_decls): Remove.
594 (lto_register_deferred_decls_in_symtab): Likewise.
595 (lto_register_var_decl_in_symtab): Change signature, register
596 variable via lto_symtab_register_decl.
597 (lto_register_function_decl_in_symtab): Likewise.
598 (lto_read_tree): Adjust.
599 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
600 (lto_symtab_merge_var): Likewise.
601 (lto_symtab_merge_fn): Likewise.
602 (lto_symtab_register_decl): Declare.
603 (lto_symtab_merge_decls): Likewise.
605 2009-10-05 Richard Guenther <rguenther@suse.de>
607 PR tree-optimization/23821
608 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
609 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
610 simple IV increments.
612 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
614 * config/arm/arm.c (arm_override_options): Really initialize
615 flag_dwarf2_cfi_asm to 0.
617 2009-10-05 Doug Kwan <dougkwan@google.com>
619 PR rtl-optimization/41574
620 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
621 floating point and we are not doing unsafe math optimizations.
623 2009-10-03 Simon Baldwin <simonb@google.com>
624 Cary Coutant <ccoutant@google.com>
625 Rafael Espindola <espindola@google.com>
626 Richard Guenther <rguenther@suse.de>
627 Jan Hubicka <jh@suse.cz>
628 Doug Kwan <dougkwan@google.com>
629 H.J. Lu <hongjiu.lu@intel.com>
630 Bill Maddox <maddox@google.com>
631 Ryan Mansfield <rmansfield@qnx.com>
632 Diego Novillo <dnovillo@google.com>
633 Ollie Wild <aaw@google.com>
634 Kenneth Zadeck <zadeck@naturalbridge.com>
636 * lto-cgraph.c: New file.
637 * lto-compress.c: New file.
638 * lto-compress.h: New file.
639 * lto-opts.c: New file.
640 * lto-section-in.c: New file.
641 * lto-section-out.c: New file.
642 * lto-streamer-in.c: New file.
643 * lto-streamer-out.c: New file.
644 * lto-streamer.c: New file.
645 * lto-streamer.h: New file.
646 * lto-symtab.c: New file.
647 * lto-wpa-fixup.c: New file.
648 * lto-wrapper.c: New file.
650 2009-10-03 Simon Baldwin <baldwin@google.com>
651 Ben Elliston <bje@au.ibm.com>
652 Rafael Espindola <espindola@google.com>
653 Nathan Froyd <froydnj@codesourcery.com>
654 Jan Hubicka <jh@suse.cz>
655 Doug Kwan <dougkwan@google.com>
656 Diego Novillo <dnovillo@google.com>
657 Kenneth Zadeck <zadeck@naturalbridge.com>
659 * Makefile.in (enable_lto): New.
660 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
661 (LINKER_PLUGIN_API_H): Define.
662 (LTO_SYMTAB_H): Define.
663 (LTO_STREAMER_H): Define.
664 (TREE_VECTORIZER_H): Define.
665 (INCLUDES): Add LIBELFINC.
666 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
667 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
668 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
669 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
670 (native): Add lto-wrapper$(exeext)
671 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
672 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
673 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
674 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
675 (varasm.o): Add dependency on tree-iterator.h.
676 (cgraph.o): Add dependency on cif-code.def.
677 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
678 (ipa-pure-const.o): Likewise.
679 (GTFILES): Add lto-symtab.c.
680 (install-lto-wrapper): New.
681 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
682 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
683 * config.in: Regenerate.
685 2009-10-03 Rafael Espindola <espindola@google.com>
686 Diego Novillo <dnovillo@google.com>
688 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
690 Call execute_ipa_summary_passes for all_regular_ipa_passes and
692 (cgraph_optimize): Make extern.
694 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
695 Kenneth Zadeck <zadeck@naturalbridge.com>
697 * toplev.c (in_lto_p): Declare.
698 * collect2.c (scan_prog_file): Read all the output when reading
700 (enum lto_mode_d): Declare.
702 2009-10-03 Richard Guenther <rguenther@suse.de>
703 Diego Novillo <dnovillo@google.com>
705 * gimple.c: Include target.h and alias.h.
706 (gimple_types): Declare.
707 (type_hash_cache): Declare.
708 (gimple_alloc_stat): Make extern.
709 (gimple_build_eh_must_not_throw): Call
710 gimple_eh_must_not_throw_set_fndecl.
711 (struct type_pair_d): Declare.
712 (type_pair_t): Declare.
713 (type_pair_hash): New.
715 (lookup_type_pair): New.
716 (gimple_force_type_merge): New.
717 (compare_type_names_p): New.
718 (compare_field_offset): New.
719 (gimple_types_compatible_p): New.
720 (struct sccs): Declare.
721 (next_dfs_num): Declare.
722 (iterative_hash_gimple_type): New.
724 (iterative_hash_type_name): New.
725 (iterative_hash_gimple_type): New.
726 (gimple_type_hash): New.
727 (gimple_type_eq): New.
728 (gimple_register_type): New.
729 (print_gimple_types_stats): New.
730 (gimple_signed_or_unsigned_type): New.
731 (gimple_unsigned_type): New.
732 (gimple_signed_type): New.
733 (gimple_get_alias_set): New.
734 (gimple_decl_printable_name): Do not use DMGL_TYPES.
735 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
736 (gimple_force_type_merge): Declare.
737 (gimple_types_compatible_p): Declare.
738 (gimple_register_type): Declare.
739 (print_gimple_types_stats): Declare.
740 (gimple_unsigned_type): Declare.
741 (gimple_signed_type): Declare.
742 (gimple_get_alias_set): Declare.
743 (gimple_eh_must_not_throw_set_fndecl): New.
745 2009-10-03 Jan Hubicka <jh@suse.cz>
746 Kenneth Zadeck <zadeck@naturalbridge.com>
748 * ipa-pure-const.c: Include lto-streamer.h.
749 (register_hooks): Factor out of ...
750 (generate_summary): ... here.
751 (pure_const_write_summary): New.
752 (pure_const_read_summary): New.
753 (pass_ipa_pure_const): Add pure_const_write_summary and
754 pure_const_read_summary.
755 * ipa-reference.c: Include lto-streamer.h.
756 (add_new_function): New.
757 (remove_node_data): New.
758 (duplicate_node_data): New.
759 (ipa_init): Guard against multiple calls.
760 Move hook setup from analyze_function.
761 (write_node_summary_p): New.
762 (ipa_reference_write_summary): New.
763 (ipa_reference_read_summary): New.
764 (pass_ipa_reference): Add ipa_reference_write_summary and
765 ipa_reference_read_summary.
766 * cgraph.h (cgraph_local_info): Add field lto_file_data.
767 (struct cgraph_edge): Add fields lto_stmt_uid and
768 call_stmt_cannot_inline_p.
769 (cgraph_optimize): Declare.
770 (cgraph_decide_is_function_needed): Declare.
771 (reset_inline_failed): Declare.
772 (enum LTO_cgraph_tags): Declare.
773 (LTO_cgraph_tag_names): Declare.
774 (LCC_NOT_FOUND): Define.
776 2009-10-03 Doug Kwan <dougkwan@google.com>
777 Rafael Espindola <espindola@google.com>
778 Jan Hubicka <jh@suse.cz>
779 Diego Novillo <dnovillo@google.com>
780 Kenneth Zadeck <zadeck@naturalbridge.com>
782 * passes.c (all_regular_ipa_passes): New.
783 (all_ipa_passes): Rename to all_small_ipa_passes.
784 (init_optimization_passes): Init all_regular_ipa_passes.
785 * tree-pass.h (all_regular_ipa_passes): New.
786 (all_ipa_passes): Rename to all_small_ipa_passes.
787 * passes.c (all_lto_gen_passes): New.
788 (init_optimization_passes): Initialize all_lto_gen_passes.
789 (execute_ipa_summary_passes): Make non-static.
790 (ipa_write_summaries_1): New.
791 (ipa_write_summaries_2): New.
792 (ipa_write_summaries): New.
793 (ipa_write_summaries_of_cgraph_node_set): New.
794 (ipa_read_summaries_1): New.
795 (ipa_read_summaries): New.
796 (execute_ipa_pass_list): Call cgraph_process_new_functions.
797 (execute_regular_ipa_pass_list): Remove.
798 (init_optimization_passes): Schedule
799 pass_rebuild_cgraph_edges and pass_early_inline outside
800 of pass_all_early_optimizations. Document reason.
801 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
802 pass_ipa_lto_finish_out): New pass.
803 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
804 (execute_all_ipa_transforms): New.
805 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
806 (dump_properties, debug_properties): New.
807 * tree-optimize.c (gate_all_early_local_passes): Return
808 false if we are in lto1.
809 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
810 * tree-pass.h (execute_all_ipa_transforms): Declare.
811 (pass_ipa_function_and_variable_visibility): Declare.
812 (pass_ipa_early_inline): Declare.
813 (pass_ipa_lto_gimple_out): Declare.
814 (pass_ipa_lto_wpa_fixup): Declare.
815 (pass_ipa_lto_finish_out): Declare.
816 (all_small_ipa_passes, all_regular_ipa_passes,
817 all_lto_gen_passes): Declare.
818 (execute_ipa_summary_passes): Declare.
819 (execute_all_ipa_transforms): Declare.
820 (ipa_write_summaries): Declare
821 (ipa_write_summaries_of_cgraph_node_set): Declare.
822 (ipa_read_summaries): Declare.
824 2009-10-03 Doug Kwan <dougkwan@google.com>
825 Ollie Wild <aaw@google.com>
827 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
829 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
830 (lto_mode): New variable.
831 (maybe_run_lto_and_relink): Handle the -fwpa option.
832 (main): Handle the -fwpa option.
833 (maybe_unlink_list): New function.
834 * gcc.c (link_lto_options): Replace -flto with -fwpa.
835 * common.opt (flto): New flag.
836 * toplev.c (flag_generate_lto): Declare.
838 2009-10-03 Simon Baldwin <simonb@google.com>
840 * common.opt (flto-compression-level): New flag.
842 * opts.c: Include lto-opts.h.
843 (handle_option): Call lto_register_user_option for each
844 valid option handled.
845 (decode_options): Clear registered options before the options
848 2009-10-03 Cary Coutant <ccoutant@google.com>
850 * collect2.c (is_elf): New function.
851 (scan_prog_file): Require LTO object to be in ELF format.
853 2009-10-03 Rafael Espindola <espindola@google.com>
855 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
856 libgcc to the linker.
858 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
860 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
861 (collect_execute): Add flags argument. Pass flags to pex_run. Update
863 * collect2.h (collect_execute): Add flags argument.
864 * tlink.c (tlink_execute): Update call to collect_execute.
865 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
866 (use_linker_plugin): New.
867 (use_linker_plugin_spec_function): New.
868 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
869 (linker_plugin_file_spec): New.
870 (lto_wrapper_spec): New.
872 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
873 (static_spec_functions): Add use-linker-plugin.
874 (process_command): Handle -use-linker-plugin.
875 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
876 linker_plugin_file_spec and lto_gcc_spec.
877 (use_linker_plugin_spec_function): New.
879 2009-10-03 Richard Guenther <rguenther@suse.de>
883 * tree.h (is_lang_specific): Include LANG_TYPE.
884 * tree.c (find_decls_types_r): Manually add interesting parts
885 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
887 * gimple.c (type_pair_hash): Make symmetric.
888 (type_pair_eq): Likewise.
889 (lookup_type_pair): Increase initial hashtable size.
890 (gimple_force_type_merge): Rely on type-pair symmetry.
891 (visit): Remove excessive checking code.
892 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
893 (gimple_register_type): Remove getenv calls, shrink initial
897 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
898 inline functions if not generating lto output.
901 * toplev.c (finalize): In WPA mode remove the asm file.
903 2009-10-03 Doug Kwan <dougkwan@google.com>
905 * ipa-inline.c (cgraph_mark_inline): Check
906 edge->call_stmt_cannot_inline_p instead of calling
907 gimple_call_cannot_inline_p.
908 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
909 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
910 (inline_generate_summary): Do nothing in LTRANS.
911 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
912 exists before calling gimple_call_cannot_inline_p.
913 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
914 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
915 Update new_edge->lto_stmt_uid.
916 * cgraphbuild.c (reset_inline_failed): New.
918 * common.opt (fwpa): New flag.
919 (fltrans): New option.
920 * gcc.c (gcc_lto_option_t): New type.
921 (current_lto_option): New variable.
922 (lto_single_spec_function): Remove and is replaced by ..
923 (lto_option_spec_function): New function.
924 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
925 passing the -flto flag.
926 (cc1_options): Separate non-LTO related parts into ..
927 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
928 (lto1_options): New spec for lto FE.
929 (link_lto_options): New spec for handling LTO flags in linker.
930 (invoke_lto_single): Re-format to fit in 80 column. Replace
931 lto-single with lto-option.
932 (static_specs): Add cc1_non_lto_options, lto1_options and
934 (static_spec_function): Replace lto-single with lto-option.
935 (process_command): Handle -flto, -fwpa and -fltran by setting
936 current_lto_option and not passing it to subprocess unconditionally.
938 2009-10-03 Bill Maddox <maddox@google.com>
940 Add `gcc' driver support for link-time code generation (LTO).
942 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
943 (lto_flag, lto_objects, lto_o_file): New variables.
944 (struct lto_object, struct lto_object_list): New structures.
945 (collect_exit, handler): Remove LTO temporary output file on exit.
946 (add_lto_object): New function.
947 (maybe_run_lto_and_relink): New function. Perform link time code
948 generation and relinking for object files containing LTO information.
949 (main): Invoke maybe_run_lto_and_relink().
950 (dump_argv): New function. For debugging, currently disabled.
951 (scan_prog_file): Add LTO information pass.
952 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
954 * toplev.c (compile_file): Emit assembler directive to create
955 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
957 2009-10-03 Diego Novillo <dnovillo@google.com>
959 * c.opt: Add LTO to warn_abi and warn_psabi.
961 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
962 inline function. Ignore language-specific nodes. Update all users.
963 (find_decls_types_r): Do not traverse the subtrees of
964 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
965 * tree.h (is_lang_specific): New.
966 * langhooks.h (struct lang_hooks_for_decls): Remove
967 may_need_assembler_name_p. Update all users.
969 * c-common.c (set_builtin_user_assembler_name): Move ...
970 * builtins.c (set_builtin_user_assembler_name): ... here.
971 (is_builtin_name): Add comment
972 (is_builtin_fn): New.
973 * except.c (output_ttype): Only call
974 lookup_type_for_runtime if TYPE is not a runtime type.
976 * passes.c (register_pass): Call position_pass on
977 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
978 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
979 (TV_IPA_LTO_DECL_IO): Define.
980 (TV_IPA_LTO_CGRAPH_IO): Define.
982 (TV_WHOPR_WPA): Define.
983 (TV_WHOPR_WPA_IO): Define.
984 (TV_WHOPR_LTRANS): Define.
985 (TV_WHOPR_WPA_FIXUP): Define.
986 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
987 * tree-cfg.c (tree_node_can_be_shared): Make extern.
988 * tree-flow.h (tree_node_can_be_shared): Declare.
989 * tree-inline.c (tree_can_inline_p): Check that E has a
990 statement associated with it.
991 * tree.c (free_lang_data_in_binf): Factor out of ...
992 (free_lang_data_in_type): ... here.
993 Call RECORD_OR_UNION_TYPE_P.
994 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
995 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
996 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
997 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
998 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
999 (gate_free_lang_data): Return true if flag_generate_lto is set.
1000 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
1001 * c-common.h (set_builtin_user_assembler_name): Move ...
1002 * tree.h (set_builtin_user_assembler_name): ... here.
1004 * common.opt (flto-report): New flag.
1005 * opts.c (complain_wrong_lang): Do not complain if running lto1.
1006 * collect2.c (scan_prog_file): Send the error output of
1007 'nm' to HOST_BIT_BUCKET.
1009 2009-10-03 Ollie Wild <aaw@google.com>
1011 * langhooks-def.h (lhd_begin_section): New function declaration.
1012 (lhd_write_section): New function declaration.
1013 (lhd_end_section): New function declaration.
1014 (LANG_HOOKS_BEGIN_SECTION): New macro.
1015 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
1016 (LANG_HOOKS_END_SECTION): New macro.
1017 (LANG_HOOKS_LTO): New macro.
1018 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
1019 * langhooks.c (output.h): Add include.
1020 (saved_section): New static variable.
1021 (lhd_begin_section): New function.
1022 (lhd_write_section_data): New function.
1023 (lhd_end_section): New function.
1024 * langhooks.h (struct lang_hooks_for_lto): New structure.
1025 (struct lang_hooks): Add member lto.
1026 * Makefile.in (langhooks.o): Add dependency on output.h.
1028 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
1030 2009-10-03 Richard Guenther <rguenther@suse.de>
1032 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
1035 2009-10-03 Simon Baldwin <simonb@google.com>
1036 Richard Guenther <rguenther@suse.de>
1037 Janis Johnson <janis187@us.ibm.com>
1038 Doug Kwan <dougkwan@google.com>
1039 Diego Novillo <dnovillo@google.com>
1040 Ramana Radhakrishnan <ramana.r@gmail.com>
1041 Ollie Wild <aaw@google.com>
1043 * doc/install.texi: Add documentation for libelf and --enable-lto.
1044 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
1045 -flto-report, -flto-compression-level and -use-linker-plugin.
1046 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
1047 Add section for LTO Testing.
1049 2009-10-02 Cary Coutant <ccoutant@google.com>
1051 Add support for comdat type sections for DWARF v4.
1052 Merge from dwarf4 branch.
1054 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
1055 (dw_die_ref): Define vector type.
1056 (enum dw_val_class): Add dw_val_class_data8.
1057 (struct dw_val_struct): Add v.val_data8.
1058 (comdat_type_node_ref): New type.
1059 (struct die_struct): Move die_symbol into a union; add new field
1060 die_type_node. Change all uses.
1061 (comdat_type_node): New type.
1062 (skeleton_chain_node): New type.
1063 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
1064 (comdat_type_list): New variable.
1065 (dwarf_tag_name): Add DW_TAG_type_unit.
1066 (dwarf_attr_name): Add DW_AT_signature.
1067 (add_AT_data8): New function.
1068 (replace_child): New function.
1069 (move_all_children): New function.
1070 (print_signature): New function.
1071 (print_die): Print signature information; add dw_val_class_data8.
1072 (attr_checksum): Support dw_val_class_data8.
1073 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
1074 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
1075 (checksum_sleb128, checksum_uleb128): New functions.
1076 (checksum_die_context): New function.
1077 (loc_checksum_ordered): New function.
1078 (attr_checksum_ordered): New function.
1079 (struct checksum_attributes): New structure.
1080 (collect_checksum_attributes): New function.
1081 (die_checksum_ordered): New function.
1082 (generate_type_signature): New function.
1083 (same_dw_val_p): Add dw_val_class_data8.
1084 (is_symbol_die): Use new is_declaration_die function.
1085 (is_declaration_die): New function.
1086 (should_move_die_to_comdat): New function.
1087 (clone_die): New function.
1088 (clone_tree): New function.
1089 (clone_as_declaration): New function.
1090 (copy_declaration_context): New function.
1091 (generate_skeleton_ancestor_tree): New function.
1092 (generate_skeleton_bottom_up): New function.
1093 (generate_skeleton): New function.
1094 (remove_child_or_replace_with_skeleton): New function.
1095 (break_out_comdat_types): New function.
1096 (struct decl_table_entry): New type.
1097 (htab_decl_hash): New function.
1098 (htab_decl_eq): New function.
1099 (htab_decl_del): New function.
1100 (copy_ancestor_tree): New function.
1101 (copy_decls_walk): New function.
1102 (copy_decls_for_unworthy_types): New function.
1103 (build_abbrev_table): Don't assert on missing die_symbol when doing
1104 comdat type sections.
1105 (size_of_die): Use DW_FORM_sig8 for external references. Add
1107 (unmark_dies): Don't assert for unmarked dies when doing comdat
1109 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
1110 (output_signature): New function.
1111 (output_die): Likewise.
1112 (output_compilation_unit_header): Mark output as DWARF version 3
1113 even if generating DWARF 4.
1114 (output_comdat_type_unit): New function.
1115 (output_line_info): Mark output as DWARF version 3 even if generating
1117 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
1119 (dwarf2out_end_source_file): Likewise.
1120 (prune_unused_types_walk_attribs): Don't follow references into
1121 comdat type sections.
1122 (prune_unused_types_mark): When generating type units, do not mark
1123 children of non-defining declarations of types; do mark children of
1125 (prune_unused_types): Process comdat type sections.
1126 (htab_ct_hash): New function.
1127 (htab_ct_eq): New function.
1128 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
1129 Add a pointer to the line table from type unit entries so
1130 DW_AT_decl_file has meaning.
1131 * varasm.c (default_elf_asm_named_section): Use identifier name as
1132 comdat key instead of lang hook.
1134 2009-10-02 Neil Vachharajani <nvachhar@google.com>
1136 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
1138 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
1140 * config/i386/i386.md (SWIM248): New mode iterator.
1141 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
1142 divmodhi4 patterns using SWIM248 macro.
1143 (*divmod<mode>4): Macroize insn_and_split pattern from
1144 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
1145 and their corresponding splitters usign SWIM248 macro. Split SImode
1146 insn to generate cltd and DImode insn to generate cqto instead of
1147 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
1148 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
1149 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
1150 *divmodsi_noext patterns using SWIM248 macro.
1151 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
1152 udivmodhi4 patterns using SWIM248 macro.
1153 (*udivmod<mode>4): Macroize insn_and_split pattern from
1154 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
1155 corresponding splitters using SWIM248 macro.
1156 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
1157 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
1159 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
1161 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
1162 of zero-sized element is zero-sized regardless of its extent.
1164 2009-10-02 Jakub Jelinek <jakub@redhat.com>
1167 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
1168 * configure: Regenerated.
1169 * config.in: Regenerated.
1170 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
1171 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
1172 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
1173 not emitting .eh_frame, emit .cfi_sections .debug_frame
1178 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
1179 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
1181 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
1182 vars use DECL_RTL with resetting it back to NULL afterwards.
1183 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
1184 rtx_equal_p instead of asserting it is a SYMBOL_REF.
1185 (value_format): For dw_val_class_addr only use DW_FORM_addr if
1186 the attribute type allows it, otherwise use DW_FORM_dataN.
1187 (mem_loc_descriptor): Handle CONST_STRING.
1188 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
1189 Handle MEM with CONST_STRING address using add_AT_string.
1190 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
1191 CONST_STRING for const arrays initialized with a string literal.
1192 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
1193 (dwarf2out_finish): Call resolve_addr.
1195 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
1196 Maxim Kuvyrkov <maxim@codesourcery.com>
1198 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
1200 2009-10-02 Nick Clifton <nickc@redhat.com>
1202 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
1203 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
1205 2009-10-01 Jan Hubicka <jh@suse.cz>
1207 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
1208 (cgraph_create_virtual_clone): Just pass redirect_callers
1210 * cgraph.h (cgraph_clone_node): Update prototype.
1211 * ipa-pure-const.c (self_recursive_p): New function.
1212 (propagate): Use it.
1213 * ipa-inline.c (cgraph_clone_inlined_nodes,
1214 cgraph_decide_recursive_inlining): Update.
1216 2009-10-01 David Daney <ddaney@caviumnetworks.com>
1218 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
1219 instructions for TARGET_OCTEON.
1221 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1223 * config/arm/arm.c (arm_override_options): Turn off
1224 flag_dwarf2_cfi_asm for AAPCS variants.
1226 2009-10-01 Martin Jambor <mjambor@suse.cz>
1229 * tree-sra.c (convert_callers): Do not call
1230 compute_inline_parameters on one caller more than once.
1232 2009-10-01 Nick Clifton <nickc@redhat.com>
1234 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
1235 an empty string if not already defined.
1237 2009-10-01 Martin Jambor <mjambor@suse.cz>
1240 * tree-sra.c (is_va_list_type): New function.
1241 (find_var_candidates): Call is_va_list_type.
1242 (find_param_candidates): Check that the type or the type pointed
1243 to are not va_list types.
1245 2009-10-01 Martin Jambor <mjambor@suse.cz>
1248 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
1249 DECL_ARTIFICIAL (param_decl) is true.
1251 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
1253 * tree.h (tree_decl_common::lang_flag_8): New.
1254 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
1256 * c-common.h (RID_CONSTEXPR): New.
1258 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
1260 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
1261 Use ref-all pointers.
1262 (alpha_gimplify_va_arg): Ditto.
1264 2009-09-30 Jakub Jelinek <jakub@redhat.com>
1267 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
1268 before insn counting loop now that BB_END (bb) is counted. Ensure
1269 the return value isn't zero.
1271 2009-09-30 Nick Clifton <nickc@redhat.com>
1273 * config.gcc (sh-symbianelf): Replace definition of extra_objs
1274 with separate definitions of c_target_objs and cxx_target_objs.
1275 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
1277 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
1278 sh_symbian_import_export_class.
1279 * config/sh/sh-protos.h: Fix names of exported symbian functions.
1280 * config/sh/symbian.c: Delete, moving code into...
1281 * config/sh/symbian-base.c: ... here
1282 * config/sh/symbian-c.c: ... and here
1283 * config/sh/symbian-cxx.c: ... and here.
1285 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
1288 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
1289 of plus RTX into register.
1291 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1293 * doc/install.texi: Linguistic and markup fixes.
1294 (Configuration) <--disable-cpp>: Remove description.
1295 <--enable-maintainer-mode>: Autotools files are affected, too.
1296 <--with-sysroot>: Improve description.
1297 (Building): Bump required GNU make version.
1299 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
1301 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
1302 (x86_64-*-*): Ditto.
1304 * config/i386/fma4intrin.h: New file, provide common x86 compiler
1305 intrinisics for FMA4.
1306 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
1307 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
1308 Add FMA4 check and fma4intrin.h.
1309 * config/i386/i386-c.c(ix86_target_macros_internal): Check
1311 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
1312 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
1313 constant for FMA4 support.
1314 (UNSPEC_FMA4_FMADDSUB): Ditto.
1315 (UNSPEC_FMA4_FMSUBADD): Ditto.
1316 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
1317 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
1318 (ix86_expand_fma4_multiple_memory): Ditto.
1319 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
1320 (OPTION_MASK_ISA_FMA4_UNSET): New.
1321 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
1322 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
1323 (ix86_handle_option): Handle -mfma4.
1324 (isa_opts): Handle -mfma4.
1325 (enum pta_flags): Add PTA_FMA4.
1326 (override_options): Add FMA4 support.
1327 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
1328 (IX86_BUILTIN_VFMADDSD): Ditto.
1329 (IX86_BUILTIN_VFMADDPS): Ditto.
1330 (IX86_BUILTIN_VFMADDPD): Ditto.
1331 (IX86_BUILTIN_VFMSUBSS): Ditto.
1332 (IX86_BUILTIN_VFMSUBSD): Ditto.
1333 (IX86_BUILTIN_VFMSUBPS): Ditto.
1334 (IX86_BUILTIN_VFMSUBPD): Ditto.
1335 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
1336 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
1337 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
1338 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
1339 (IX86_BUILTIN_VFNMADDSS): Ditto.
1340 (IX86_BUILTIN_VFNMADDSD): Ditto.
1341 (IX86_BUILTIN_VFNMADDPS): Ditto.
1342 (IX86_BUILTIN_VFNMADDPD): Ditto.
1343 (IX86_BUILTIN_VFNMSUBSS): Ditto.
1344 (IX86_BUILTIN_VFNMSUBSD): Ditto.
1345 (IX86_BUILTIN_VFNMSUBPS): Ditto.
1346 (IX86_BUILTIN_VFNMSUBPD): Ditto.
1347 (IX86_BUILTIN_VFMADDPS256): Ditto.
1348 (IX86_BUILTIN_VFMADDPD256): Ditto.
1349 (IX86_BUILTIN_VFMSUBPS256): Ditto.
1350 (IX86_BUILTIN_VFMSUBPD256): Ditto.
1351 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
1352 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
1353 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
1354 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
1355 (IX86_BUILTIN_VFNMADDPS256): Ditto.
1356 (IX86_BUILTIN_VFNMADDPD256): Ditto.
1357 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
1358 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
1359 (enum multi_arg_type): New enum for describing the various FMA4
1360 intrinsic argument types.
1361 (bdesc_multi_arg): New table for FMA4 intrinsics.
1362 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
1363 (ix86_expand_multi_arg_builtin): New function for creating FMA4
1365 (ix86_expand_builtin): Add FMA4 intrinsic support.
1366 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
1367 operand instructions.
1368 (ix86_expand_fma4_multiple_memory): New function to split the
1369 second memory reference from FMA4 instructions.
1370 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
1371 (ssemodesuffixf2s): Ditto.
1372 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
1374 (fma4_fmsub<mode>4): Ditto.
1375 (fma4_fnmadd<mode>4): Ditto.
1376 (fma4_fnmsub<mode>4): Ditto.
1377 (fma4_vmfmadd<mode>4): Ditto.
1378 (fma4_vmfmsub<mode>4): Ditto.
1379 (fma4_vmfnmadd<mode>4): Ditto.
1380 (fma4_vmfnmsub<mode>4): Ditto.
1381 (fma4_fmadd<mode>4256): Ditto.
1382 (fma4_fmsub<mode>4256): Ditto.
1383 (fma4_fnmadd<mode>4256): Ditto.
1384 (fma4_fnmsub<mode>4256): Ditto.
1385 (fma4_fmaddsubv8sf4): Ditto.
1386 (fma4_fmaddsubv4sf4): Ditto.
1387 (fma4_fmaddsubv4df4): Ditto.
1388 (fma4_fmaddsubv2df4): Ditto.
1389 (fma4_fmsubaddv8sf4): Ditto.
1390 (fma4_fmsubaddv4sf4): Ditto.
1391 (fma4_fmsubaddv4df4): Ditto.
1392 (fma4_fmsubaddv2df4): Ditto.
1393 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
1394 instructions for intrinsics.
1395 (fma4i_fmsub<mode>4): Ditto.
1396 (fma4i_fnmadd<mode>4): Ditto.
1397 (fma4i_fnmsub<mode>4): Ditto.
1398 (fma4i_vmfmadd<mode>4): Ditto.
1399 (fma4i_vmfmsub<mode>4): Ditto.
1400 (fma4i_vmfnmadd<mode>4): Ditto.
1401 (fma4i_vmfnmsub<mode>4): Ditto.
1402 (fma4i_fmadd<mode>4256): Ditto.
1403 (fma4i_fmsub<mode>4256): Ditto.
1404 (fma4i_fnmadd<mode>4256): Ditto.
1405 (fma4i_fnmsub<mode>4256): Ditto.
1406 (fma4i_fmaddsubv8sf4): Ditto.
1407 (fma4i_fmaddsubv4sf4): Ditto.
1408 (fma4i_fmaddsubv4df4): Ditto.
1409 (fma4i_fmaddsubv2df4): Ditto.
1410 (fma4i_fmsubaddv8sf4): Ditto.
1411 (fma4i_fmsubaddv4sf4): Ditto.
1412 (fma4i_fmsubaddv4df4): Ditto.
1413 (fma4i_fmsubaddv2df4): Ditto.
1415 * doc/invoke.texi (-mfma4): Add documentation.
1416 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
1418 2009-09-29 Richard Henderson <rth@redhat.com>
1420 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
1421 an edge to the new destination block.
1423 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1426 * pa.c (hppa_profile_hook): Use
1427 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
1429 2009-09-29 Steve Ellcey <sje@cup.hp.com>
1430 Alexander Monakov <amonakov@ispras.ru>
1433 * config/ia64/predicates.md (not_postinc_destination_operand): New.
1434 (not_postinc_memory_operand): New.
1435 (not_postinc_move_operand): New.
1436 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
1437 (*cmovsi_internal): Ditto.
1439 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
1441 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
1442 restrict issue_rate in first pass when scheduling for register
1445 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
1446 Rafael Avila de Espindola <espindola@google.com>
1448 * gengtype.c (plugin_output): New.
1449 (get_output_file_with_visibility): Return plugin_output for plugins.
1450 (main): Parse and use the -P option.
1451 * gty.texi: Update the command line format.
1453 2009-09-29 Jakub Jelinek <jakub@redhat.com>
1456 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
1458 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
1459 out if !const_ok_for_output.
1462 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
1463 case VAR_LOCATION>: Remove gcc_unreachable ().
1465 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
1467 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
1468 (x86_64-*-*): Ditto.
1469 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
1470 back to smmintrin.h.
1471 * config/i386/cpuid.h: (bit_SSE5): Remove SSE5 bit.
1472 * config/i386/x86intrin.h: Remove SSE5.
1473 * config/i386/mmintrin-common.h: Delete file.
1474 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
1476 2009-09-29 Richard Guenther <rguenther@suse.de>
1478 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
1479 resulting from stack temporaries on STRICT_ALIGNMENT targets.
1481 2009-09-29 Nick Clifton <nickc@redhat.com>
1483 * function.c (current_function_name): If there is no current
1484 function just return "<none>".
1486 2009-09-28 Sriraman Tallam <tmsriram@google.com>
1488 * tree-pass.h (register_pass_info): New structure.
1489 (pass_positioning_ops): Move enum from gcc-plugin.h.
1490 (register_pass): New function.
1491 * gcc-plugin.h (plugin_pass): Delete structure.
1492 (pass_positioning_ops): Delete enum.
1493 * plugin.c (regsiter_pass): Delete function.
1494 (position_pass): Delete function.
1495 (added_pass_nodes): Delete variable.
1496 (prev_added_pass_nodes): Delete variable.
1497 (pass_list_node): Delete structure.
1498 * passes.c (make_pass_instance): New function.
1499 (next_pass_1): Change to call make_pass_instance.
1500 (pass_list_node): Move structure from gcc-plugin.h.
1501 (added_pass_nodes): Move variable from plugin.c.
1502 (prev_added_pass_nodes): Move variable from plugin.c.
1503 (position_pass): New function.
1504 (register_pass): New function.
1506 2009-09-28 Easwaran Raman <eraman@google.com>
1508 * ifcvt.c (noce_try_abs): Recognize pattern and call
1509 expand_one_cmpl_abs_nojump.
1510 * optabs.c (expand_one_cmpl_abs_nojump): New function.
1511 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
1513 2009-09-28 Ian Lance Taylor <iant@google.com>
1516 * c-opts.c (c_common_handle_option): Don't set
1517 warn_jump_misses_init for -Wall.
1518 * doc/invoke.texi (Warning Options): Update documentation.
1520 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1522 * Makefile.in ($(out_object_file)): Depend on
1523 gt-$(basename $(notdir $(out_file))).h.
1525 2009-09-28 Richard Henderson <rth@redhat.com>
1527 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
1528 * except.c (gen_eh_region): Set it.
1529 (duplicate_eh_regions_1): Copy it.
1530 * tree-eh.c (lower_resx): Use it to determine which function
1533 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
1534 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
1535 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
1536 * tree.c (build_common_builtin_nodes): Remove parameter. Build
1537 BUILT_IN_CXA_END_CLEANUP if necessary.
1539 * c-common.c (c_define_builtins): Update call to
1540 build_common_builtin_nodes.
1542 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1544 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
1546 2009-09-28 Michael Matz <matz@suse.de>
1548 * builtins.c (interclass_mathfn_icode): New helper.
1549 (expand_builtin_interclass_mathfn): Use it here, and split folding
1551 (fold_builtin_interclass_mathfn): ... this new folder.
1552 (build_call_nofold_loc): New static helper.
1553 (build_call_nofold): New wrapper macro for above.
1554 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
1555 (expand_builtin_pow): Ditto.
1556 (expand_builtin_memset_args): Ditto.
1557 (expand_builtin_printf): Ditto.
1558 (expand_builtin_fprintf): Ditto.
1559 (expand_builtin_sprintf): Ditto.
1560 (expand_builtin_memory_chk): Ditto.
1561 (expand_builtin_mempcpy_args): Ditto and don't call folders.
1562 (expand_builtin_stpcpy): Ditto.
1563 (expand_builtin_strcmp): Ditto.
1564 (expand_builtin_strncmp): Ditto.
1565 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
1566 (expand_builtin_strcpy_args): Don't call folders.
1567 (expand_builtin_memcmp): Ditto.
1568 (expand_builtin_strncpy): Ditto, and use target.
1569 (expand_builtin_memcpy): Ditto.
1570 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
1571 expand_builtin_strpbrk, expand_builtin_memmove,
1572 expand_builtin_memmove_args, expand_builtin_bcopy,
1573 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
1574 expand_builtin_strspn, expand_builtin_strcspn,
1575 expand_builtin_fputs): Remove these.
1576 (expand_builtin): Don't call the above, change calls to other
1577 expanders that changed prototype.
1578 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
1579 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
1580 fold_builtin_interclass_mathfn.
1581 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
1582 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
1584 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
1585 * passes.c (init_optimization_passes): Move pass_fold_builtins
1586 after last phiopt pass.
1587 * tree-inline.c (fold_marked_statements): When folding builtins
1588 iterate over all instruction potentially generated.
1589 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
1591 (fold_gimple_call): Use it to always fold calls (into potentially
1592 multiple instructions).
1593 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
1594 calls into zero at this time.
1595 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
1596 statements generated by builtin folding.
1598 2009-09-28 Nick Clifton <nickc@redhat.com>
1600 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
1602 2009-09-28 Duncan Sands <baldrick@free.fr>
1604 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
1605 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
1606 (register_callback): Dispatch it.
1607 (invoke_plugin_callbacks): Incorporate in sanity check.
1608 * ggc.h (ggc_register_cache_tab): Add declaration.
1609 * ggc-common.c (ggc_register_root_tab): Simplify.
1610 (const_ggc_cache_tab_t): New typedef.
1611 (extra_cache_vec): New vector of dynamically added cache tables.
1612 (ggc_register_cache_tab): New function.
1613 (ggc_scan_cache_tab): New function.
1614 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
1615 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
1617 2009-09-27 Richard Henderson <rth@redhat.com>
1619 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
1620 which we remove __builtin_stack_restore.
1622 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
1624 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
1625 to test for GRD_INVARIANT.
1626 (simple_rhs_p): Anything that's function_invariant_p is fine.
1628 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
1630 * gengtype.c (main): Use plunge_files instead of plugin_output.
1632 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
1633 Rafael Avila de Espindola <espindola@google.com>
1635 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
1636 Don't print pch related info if it is false.
1637 (main): Don't print pch info in plugin mode.
1639 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
1641 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
1642 with dw_val_class_const_double.
1643 (struct dw_val_struct): Replace val_long_long with val_double and
1644 adjust for above change.
1645 (output_loc_operands): Likewise.
1646 (add_AT_long_long): Rename into...
1647 (add_AT_double): ...this.
1648 (print_die): Replace dw_val_class_long_long with
1649 dw_val_class_const_double and adjust.
1650 (attr_checksum): Likewise.
1651 (same_dw_val_p): Likewise.
1652 (size_of_die): Likewise.
1653 (value_format): Likewise.
1654 (output_die): Likewise.
1655 (loc_descriptor) <CONST_DOUBLE>: Likewise.
1656 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
1657 instead of add_AT_long_long.
1658 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
1659 value with the precision of its type.
1661 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
1664 * c-typeck.c (build_conditional_expr): Use the readonly and
1665 volatile flags of the operand types, not of the operands itself.
1667 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
1669 * collect2.c (main): Look for -brtl before adding libraries.
1671 2009-09-27 Jonathan Gray <jsg@openbsd.org>
1673 * config.gcc: Update OpenBSD targets.
1674 * config/openbsd-stdint.h: New file.
1675 * config/openbsd-libpthread.h: New file.
1676 * config/openbsd.h: Update and break out LIB_SPEC definition.
1677 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
1678 * config/i386/openbsdelf.h: Correct types.
1679 * config/m68k/openbsd.h: Likewise.
1680 * config/mips/openbsd.h: Likewise.
1681 * config/vax/openbsd.h: Likewise.
1683 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
1685 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
1686 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
1687 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
1688 of the length and zero.
1690 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1692 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
1693 (FLAGS_H): Add options.h $(REAL_H).
1694 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
1695 (TREE_VECTORIZER_H): New.
1696 (EBITMAP_H): Renamed from EBIMAP_H.
1697 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
1698 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
1699 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
1700 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
1701 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
1702 (graphite-clast-to-gimple.o, graphite-dependences.o)
1703 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
1704 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
1705 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
1706 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
1707 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
1708 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
1709 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
1710 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
1711 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
1712 updated and fixed as per above changes and per
1713 check_makefile_deps.sh output.
1716 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
1717 * configure: Regenerate.
1719 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1721 * doc/install.texi: Update minimum MPC version to 0.7.
1723 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
1725 * doc/install.texi (Binaries): Remove reference to the binary
1726 distribution CD-ROM from the FSF.
1728 2009-09-26 Michael Matz <matz@suse.de>
1732 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
1733 that are mentioned in the body.
1735 2009-09-26 Michael Matz <matz@suse.de>
1737 PR tree-optimization/41454
1738 * tree-ssa-dom (stmts_to_rescan): Remove variable.
1739 (tree_ssa_dominator_optimize): Don't allocate and free it.
1740 (dom_opt_leave_block): Don't iterate over it.
1741 (eliminate_redundant_computations): Don't return a value.
1742 (cprop_operand, cprop_into_stmt): Ditto.
1743 (optimize_stmt): Don't defer updating stmts.
1745 2009-09-25 Dodji Seketeli <dodji@redhat.com>
1747 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
1748 generic_parameter_die, template_parameter_pack_die,
1749 gen_formal_parameter_die, gen_subprogram_die): Adjust after
1750 renaming DW_TAG_formal_parameter_pack and
1751 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
1752 and DW_TAG_GNU_template_parameter_pack.
1754 2009-09-25 Anatoly Sokolov <aesok@post.ru>
1756 * config/v850/v850.h (FUNCTION_VALUE): Remove.
1757 * config/v850/v850.c (v850_function_value): New function.
1758 (TARGET_FUNCTION_VALUE): Define.
1760 2009-09-25 Jakub Jelinek <jakub@redhat.com>
1762 * tree-vect-stmts.c (vectorizable_call): Call
1763 mark_symbols_for_renaming after vect_finish_stmt_generation.
1765 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
1766 to loc_descriptor_from_tree.
1767 (add_location_or_const_value_attribute): Pass 0 instead of 2
1768 for decl_by_reference_p decls.
1770 2009-09-25 Richard Guenther <rguenther@suse.de>
1773 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
1776 2009-09-25 Ben Elliston <bje@au.ibm.com>
1778 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
1781 2009-09-25 Alan Modra <amodra@bigpond.net.au>
1783 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
1784 form of instruction.
1786 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1789 * fold-const.c (const_binop): Handle complex int division.
1790 * tree-complex.c (expand_complex_div_straight,
1791 expand_complex_div_wide): Update comments.
1793 2009-09-24 DJ Delorie <dj@redhat.com>
1796 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
1797 (reg_class): Likewise.
1798 (REG_CLASS_NAMES): Likewise.
1799 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
1800 (m32c_override_options): Disable -fivopts for M32C.
1802 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1804 * config/rs6000/predicates.md (indexed_or_indirect_operand):
1805 Delete VSX load/store with update support.
1806 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
1807 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
1811 (VStype_load_update): Ditto.
1812 (VStype_store_update): Ditto.
1813 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
1814 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
1816 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
1817 load/store with update builtins.
1819 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
1821 * libgcc2.c (L_trampoline): Prototype for getpagesize
1822 and mprotect in WINNT case.
1824 2009-09-24 Anatoly Sokolov <aesok@post.ru>
1826 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
1827 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
1828 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
1829 'outgoing' argument.
1830 (TARGET_FUNCTION_VALUE): Define.
1832 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
1834 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
1836 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
1839 * common.opt: Initialize dwarf_strict to -1.
1840 * toplev.c (process_options): Catch unset dwarf_strict
1841 and set to 0 for all targets not overriding.
1842 * config/darwin.c (darwin_override_options): Catch unset
1843 dwarf_strict and override to 1.
1845 2009-09-24 Jeff Law <law@redhat.com>
1847 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
1849 2009-09-24 Richard Guenther <rguenther@suse.de>
1851 PR tree-optimization/36143
1852 PR tree-optimization/38747
1853 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
1854 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
1856 2009-09-24 Jakub Jelinek <jakub@redhat.com>
1859 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
1860 return false instead of gcc_unreachable (). For CONST return the
1861 value returned by recursive call instead of always returning true.
1862 (tree_add_const_value_attribute): Return the value returned by
1863 add_const_value_attribute instead of always returning true if rtl
1866 2009-09-23 Justin Seyster <jrseys@gmail.com>
1868 * Makefile.in (PLUGIN_HEADERS): Include real.h.
1870 2009-09-24 Jakub Jelinek <jakub@redhat.com>
1872 * cgraphunit.c (cgraph_lower_function): Revert last change.
1873 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
1874 instead of DECL_NO_STATIC_CHAIN.
1875 * tree-cfg.c (verify_gimple_call): Likewise.
1876 * tree-nested.c (get_chain_decl, get_chain_field,
1877 convert_tramp_reference_op, convert_gimple_call): Likewise.
1878 (convert_all_function_calls): Likewise. Always set or clear
1879 DECL_STATIC_CHAIN initially, for !n->outer clear it.
1880 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
1881 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
1883 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
1884 DECL_NO_STATIC_CHAIN.
1885 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
1886 instead of DECL_NO_STATIC_CHAIN.
1887 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
1888 decl_function_context.
1889 * varasm.c (initializer_constant_valid_p): Likewise.
1890 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
1891 (DECL_STATIC_CHAIN): ... this.
1892 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
1893 instead of DECL_NO_STATIC_CHAIN.
1895 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
1896 Rafael Avila de Espindola <espindola@google.com>
1898 * gengtype.c (nb_plugin_files): Make it unsigned to match
1899 num_gt_files. Adjust other variables to avoid warnings.
1900 (main): Allocate an all zero lang_bitmap before each plugin file name
1901 to match regular file names.
1903 2009-09-23 Richard Henderson <rth@redhat.com>
1905 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
1906 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
1907 static chain passed in memory.
1908 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
1909 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
1910 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
1911 STATIC_CHAIN_REGNUM defined.
1913 * config/picochip/picochip-protos.h: s/class/klass/.
1914 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
1915 (picochip_static_chain): New.
1916 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
1917 (STATIC_CHAIN_INCOMING): Remove.
1919 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
1920 (xtensa_static_chain): New.
1921 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
1922 (STATIC_CHAIN_INCOMING): Remove.
1924 2009-09-23 Anatoly Sokolov <aesok@post.ru>
1926 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
1927 * config/pa/pa-protos.h (function_value): Remove.
1928 * config/pa/pa.c (pa_function_value): Rename from function_value.
1929 Make static, add 'outgoing' argument.
1930 (TARGET_FUNCTION_VALUE): Define.
1932 2009-09-23 Anatoly Sokolov <aesok@post.ru>
1934 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
1935 instead of cfun->machine->is_leaf.
1936 * config/avr/avr.h (machine_function): Remove is_leaf field.
1938 2009-09-23 Jakub Jelinek <jakub@redhat.com>
1941 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
1942 DW_OP_piece after DW_OP_stack_value, adjust size calculations
1943 for it, when DW_OP_stack_value and DW_OP_implicit_value has
1944 the same size, prefer DW_OP_stack_value.
1945 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
1946 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
1948 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
1951 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
1953 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
1956 * cfgexpand.c (convert_debug_memory_address): New.
1957 (expand_debug_expr): Convert base address and offset to the same
1958 mode. Use it to convert addresses to other modes. Accept
1961 2009-09-23 Richard Guenther <rguenther@suse.de>
1963 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
1964 produced for bigendian targets with promoted subregs.
1966 2009-09-23 Richard Guenther <rguenther@suse.de>
1968 * value-prof.c (gimple_ic): Purge old EH edges only after building
1971 2009-09-23 Nick Clifton <nickc@redhat.com>
1973 * config/arc/arc.c (arc_trampoline_init): Fix typo.
1975 2009-09-23 Jakub Jelinek <jakub@redhat.com>
1978 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
1981 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
1982 on non-nested functions.
1984 2009-09-23 Jakub Jelinek <jakub@redhat.com>
1985 Jan Hubicka <jh@suse.cz>
1987 * dwarf2out.c (loc_list_plus_const): Only define if
1988 DWARF2_DEBUGGING_INFO.
1989 (address_of_int_loc_descriptor): Likewise.
1992 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
1994 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
1997 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
1998 constant is more than zero.
2000 2009-09-23 Alan Modra <amodra@bigpond.net.au>
2003 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
2004 call final to emit non-scheduled prologue, instead insert at entry.
2006 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2007 Joseph S. Myers <joseph@codesourcery.com>
2009 * doc/install.texi (*-*-freebsd*): Add proper format codes.
2011 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2012 Rafael Avila de Espindola <espindola@google.com>
2014 * gengtype.c (is_file_equal): New function.
2015 (close_output_files): Use is_file_equal. Free of->buf.
2017 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2018 Rafael Avila de Espindola <espindola@google.com>
2020 * gengtype.c (write_types, write_local): Add the output_header
2021 argument. Update all callers.
2023 2009-09-22 Dodji Seketeli <dodji@redhat.com>
2025 * dwarf2out.c (template_parameter_pack_die,
2026 gen_formal_parameter_pack_die ): New functions.
2027 (make_ith_pack_parameter_name): Remove this function.
2028 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
2029 DW_TAG_formal_parameter_pack.
2030 (gen_generic_params_dies): Represent each template parameter pack
2031 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
2032 represented by usual DW_TAG_template_*_parameter DIEs that are
2033 children of the DW_TAG_template_parameter_pack element DIE.
2034 (generic_parameter_die): This doesn't deal with parameter pack
2035 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
2036 of parameter pack DIEs.
2037 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
2038 in certain cases, e.g. for pack elements.
2039 (gen_formal_types_die, gen_decl_die): Adjust usage of
2040 gen_formal_parameter_die.
2041 (gen_subprogram_die): Represent each function parameter pack by a
2042 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
2043 represented by usual DW_TAG_formal_parameter DIEs that are children
2044 of the DW_TAG_formal_parameter_pack DIE. Remove references to
2045 ____builtin_va_alist decls as no part of the compiler uses those
2047 * langhooks.h (struct lang_hooks_for_decls): Add
2048 function_parm_expanded_from_pack_p, get_generic_function_decl
2049 and function_parameter_pack_p hooks. Fix comment for
2050 get_innermost_generic_parms hook.
2051 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
2052 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
2053 macros and use them to initialize lang_hook.
2055 2009-09-22 Richard Henderson <rth@redhat.com>
2057 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
2058 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
2059 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
2060 on TRAMPOLINE_TEMPLATE.
2061 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
2062 TRAMPOLINE_ADJUST_ADDRESS.
2063 * targhooks.c (default_asm_trampoline_template): Remove.
2064 (default_trampoline_adjust_address): Remove.
2065 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
2066 * targhooks.h: Update decls.
2068 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2070 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
2071 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
2072 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
2074 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
2077 * reload1.c (reload): Reset debug insns with pseudos without
2080 2009-09-22 Janis Johnson <janis187@us.ibm.com>
2082 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
2083 unconditional true for decimal float modes.
2084 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
2085 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
2087 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2089 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
2090 Enable a new case for __FreeBSD__ >= 7.
2091 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
2092 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
2093 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
2094 and USE_LD_AS_NEEDED.
2096 * doc/install.texi (*-*-freebsd*): Update target information.
2098 2009-09-22 Richard Guenther <rguenther@suse.de>
2101 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
2102 arrays really properly.
2104 2009-09-22 Richard Henderson <rth@redhat.com>
2107 * target.h (struct gcc_target): Add asm_out.trampoline_template,
2108 calls.static_chain, calls.trampoline_init,
2109 calls.trampoline_adjust_address.
2110 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2111 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
2112 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2113 * builtins.c (expand_builtin_setjmp_receiver): Use
2114 targetm.calls.static_chain; only clobber registers.
2115 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
2116 set up memory attributes properly for the trampoline block.
2117 (expand_builtin_adjust_trampoline): Use
2118 targetm.calls.trampoline_adjust_address.
2119 * calls.c (prepare_call_address): Add fndecl argument. Use
2120 targetm.calls.static_chain.
2121 * df-scan.c (df_need_static_chain_reg): Remove.
2122 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
2123 consolodate static chain handling.
2124 * doc/tm.texi: Document new hooks.
2125 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
2126 (init_emit_regs): Don't initialize them.
2127 * expr.h (prepare_call_address): Update decl.
2128 * final.c (profile_function): Use targetm.calls.static_chain.
2129 * function.c (expand_function_start): Likewise.
2130 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
2131 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
2132 only clobber registers.
2133 * targhooks.c (default_static_chain): New.
2134 (default_asm_trampoline_template, default_trampoline_init): New.
2135 (default_trampoline_adjust_address): New.
2136 * targhooks.h: Declare them.
2137 * varasm.c (assemble_trampoline_template): Use
2138 targetm.asm_out.trampoline_template. Make the memory block const
2141 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
2142 alpha_initialize_trampoline. Make static. Merge VMS parameter
2143 differences into the TARGET_ABI_OPEN_VMS code block.
2144 (TARGET_TRAMPOLINE_INIT): New.
2145 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
2146 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
2147 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
2148 (INITIALIZE_TRAMPOLINE): Remove.
2150 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
2151 (TRAMPOLINE_TEMPLATE): Merge with ...
2152 (INITIALIZE_TRAMPOLINE): ... this and move ...
2153 * config/arc/arc.c (arc_trampoline_init): ... here.
2154 (TARGET_TRAMPOLINE_INIT): New.
2156 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2157 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2158 (arm_asm_trampoline_template): New.
2159 (arm_trampoline_init, arm_trampoline_adjust_address): New.
2160 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
2161 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
2162 code to arm_asm_trampoline_template.
2163 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
2164 arm_trampoline_adjust_address.
2165 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
2166 adjust for target hook parameters.
2168 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
2171 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
2172 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
2173 (bfin_trampoline_init): Rename from initialize_trampoline;
2174 make static; update for target hook parameters.
2175 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
2176 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
2177 bfin_asm_trampoline_template.
2178 (INITIALIZE_TRAMPOLINE): Remove.
2180 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2181 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
2182 cris_trampoline_init): New.
2183 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
2184 cris_asm_trampoline_template.
2185 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
2186 adjust for target hook parameters.
2188 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
2190 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2191 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
2192 fr30_trampoline_init): New.
2193 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
2194 fr30_asm_trampoline_template.
2195 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
2196 adjust for target hook parameters.
2198 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
2199 (frv_trampoline_init): Rename from frv_initialize_trampoline;
2200 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
2201 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
2202 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
2204 * config/h8300/h8300.c (h8300_trampoline_init): New.
2205 (TARGET_TRAMPOLINE_INIT): New.
2206 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
2207 to h8300_trampoline_init and adjust for hook parameters.
2209 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
2210 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
2211 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
2212 make static; adjust for hook parameters.
2213 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
2215 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2216 (TARGET_TRAMPOLINE_INIT): New.
2217 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
2218 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
2219 iq2000_asm_trampoline_template.
2220 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
2221 (TRAMPOLINE_CODE_SIZE): New.
2222 (TRAMPOLINE_SIZE): Use it.
2223 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
2225 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
2226 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
2227 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
2228 adjust for hook parameters.
2229 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
2231 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
2232 (m32r_trampoline_init): New.
2233 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
2234 m32r_trampoline_init.
2236 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
2237 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
2238 make static; update for hook parameters.
2239 * config/m68hc11/m68hc11-protos.h: Update.
2240 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
2242 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2243 (TARGET_TRAMPOLINE_INIT): New.
2244 (mcore_function_value): Fix typo.
2245 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
2246 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
2247 to mcore_asm_trampoline_template.
2248 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
2250 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
2251 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
2252 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
2253 update for hook parameters.
2254 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
2256 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2257 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2258 mips_trampoline_init): New.
2259 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
2260 mips_asm_trampoline_template.
2261 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
2262 update for hook parameters.
2264 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2265 (TARGET_TRAMPOLINE_INIT): New.
2266 (mmix_trampoline_size): Remove.
2267 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
2268 make static. Remove out-of-date tetra vs octa comment.
2269 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
2270 make static; update for hook parameters.
2271 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
2272 (INITIALIZE_TRAMPOLINE): Remove.
2273 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
2274 (TRAMPOLINE_ALIGNMENT): New.
2275 * gcc/config/mmix/mmix-protos.h: Update.
2277 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2278 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2279 mn10300_trampoline_init): New.
2280 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
2281 mn10300_asm_trampoline_template.
2282 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
2284 * config/moxie/moxie.c (moxie_static_chain,
2285 moxie_asm_trampoline_template, moxie_trampoline_init,
2286 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
2287 TARGET_TRAMPOLINE_INIT): New.
2288 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
2289 moxie_trampoline_init.
2290 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
2291 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
2293 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2294 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2295 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
2296 pa_trampoline_adjust_address): New.
2297 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
2298 pa_asm_trampoline_template.
2299 (TRAMPOLINE_ALIGNMENT): New.
2300 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
2301 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
2302 adjust for hook parameters.
2303 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
2305 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
2306 (TARGET_TRAMPOLINE_INIT): New.
2307 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
2308 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
2310 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
2312 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
2313 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
2314 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
2315 make static; adjust parameters for the hook.
2316 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
2318 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
2319 s390_trampoline_template; make static.
2320 (s390_trampoline_init): Rename from s390_initialize_trampoline;
2321 make static; adjust for target hook.
2322 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
2323 * config/s390/s390-protos.h: Remove trampoline decls.
2324 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
2325 (TRAMPOLINE_TEMPLATE): Remove.
2326 (TRAMPOLINE_ALIGNMENT): New.
2328 * config/score/score-protos.h (score_initialize_trampoline): Remove.
2329 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2330 (TARGET_TRAMPOLINE_INIT): New.
2331 (score_asm_trampoline_template): New.
2332 (score_trampoline_init): Rename from score_initialize_trampoline;
2333 make static; adjust for hook parameters.
2334 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
2335 score[37]_asm_trampoline_template.
2336 (INITIALIZE_TRAMPOLINE): Remove.
2337 * config/score/score3.c (score3_asm_trampoline_template): New.
2338 (score3_trampoline_init): Rename from score3_initialize_trampoline;
2339 adjust for target hook.
2340 * config/score/score7.c (score7_asm_trampoline_template): New.
2341 (score7_trampoline_init): Rename from score7_initialize_trampoline;
2342 adjust for target hook.
2343 * config/score/score3.h, config/score/score7.h: Update.
2345 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
2346 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
2347 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2348 (sh_trampoline_init): Rename from sh_initialize_trampoline;
2349 make static; adjust for target hook parameters.
2350 (sh_trampoline_adjust_address): New.
2351 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
2352 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
2354 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
2355 (sparc32_initialize_trampoline): Rename from
2356 sparc_initialize_trampoline; make static; replace tramp parameter
2357 with m_tramp and update memory accesses.
2358 (sparc64_initialize_trampoline): Similarly.
2359 (sparc_trampoline_init): New.
2360 * config/sparc/sparc-protos.h: Remove trampoline decls.
2361 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
2362 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
2364 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
2365 (array_to_constant): Make ARR parameter const.
2366 (spu_trampoline_init): Rename from spu_initialize_trampoline;
2367 make static; update for hook parameters.
2368 * config/spu/spu-protos.h: Update decls.
2369 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
2371 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
2372 from xstormy16_initialize_trampoline; make static; update for
2374 (TARGET_TRAMPOLINE_INIT): New.
2375 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
2377 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2378 (TARGET_TRAMPOLINE_INIT): New.
2379 (v850_can_eliminate): Make static.
2380 (v850_asm_trampoline_template, v850_trampoline_init): New.
2381 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
2382 v850_asm_trampoline_template.
2383 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
2384 and adjust for target hook parameters.
2386 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2387 (TARGET_TRAMPOLINE_INIT): New.
2388 (vax_asm_trampoline_template, vax_trampoline_init): New.
2389 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
2390 vax_asm_trampoline_template.
2391 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
2393 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2394 (TARGET_TRAMPOLINE_INIT): New.
2395 (xtensa_asm_trampoline_template): Rename from
2396 xtensa_trampoline_template; make static.
2397 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
2398 make static; update for hook parameters.
2399 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
2400 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
2401 (INITIALIZE_TRAMPOLINE): Remove.
2403 * config/i386/i386.c (ix86_function_regparm): Do not issue an
2404 error for nested functions with regparm=3.
2405 (ix86_compute_frame_layout): Adjust frame pointer offset for
2406 ix86_static_chain_on_stack.
2407 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
2408 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
2409 don't reset to UNITS_PER_WORD.
2410 (ix86_emit_leave): Adjust ix86_cfa_state.
2411 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
2412 (ix86_static_chain): New.
2413 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
2414 make static; update for target hook parameters; use ix86_static_chain.
2415 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
2416 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
2417 (INITIALIZE_TRAMPOLINE): Remove.
2418 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
2419 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
2420 to the end. Add static_chain_on_stack.
2421 (ix86_static_chain_on_stack): New.
2423 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
2424 (m68k_output_mi_thunk): Don't use static_chain_rtx.
2425 (m68k_trampoline_init): New.
2426 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
2427 m68k_trampoline_init and adjust for hook parameters.
2428 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
2429 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
2431 2009-09-22 Jakub Jelinek <jakub@redhat.com>
2433 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
2434 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
2436 * reload1.c (reload): Call wrap_constant when substituting
2437 reg for equiv inside of DEBUG_INSNs.
2440 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
2441 add_call_src_coords_attributes, add_high_low_attributes,
2442 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
2443 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
2444 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
2445 when -gdwarf-2 -gstrict-dwarf.
2446 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
2447 -gdwarf-[23] -gstrict-dwarf.
2448 (address_of_int_loc_descriptor, loc_descriptor,
2449 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
2450 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
2451 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
2453 2009-09-22 Richard Guenther <rguenther@suse.de>
2455 PR tree-optimization/41428
2456 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
2457 (ccp_finalize): Pass it to substitute_and_fold.
2459 2009-09-22 Richard Guenther <rguenther@suse.de>
2461 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
2462 (substitute_and_fold): Adjust prototype.
2463 * tree-vrp.c (vrp_evaluate_conditional): Make static.
2464 (simplify_stmt_using_ranges): Likewise.
2465 (fold_predicate_in): Move here from tree-ssa-propagate.c.
2466 (vrp_fold_stmt): New function.
2467 (vrp_finalize): Pass it to substitute_and_fold.
2468 * tree-flow.h (vrp_evaluate_conditional): Remove.
2469 (simplify_stmt_using_ranges): Likewise.
2470 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
2471 * tree-ssa-copy.c (fini_copy_prop): Likewise.
2472 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
2474 (fold_predicate_in): Move to tree-vrp.c.
2475 (substitute_and_fold): Use the callback instead of calling into
2476 tree-vrp.c functions directly.
2478 2009-09-22 Jakub Jelinek <jakub@redhat.com>
2480 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
2481 comparison warning on rs6000.
2484 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
2485 GIMPLE_EH_MUST_NOT_THROW cleanup.
2486 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
2488 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
2491 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
2492 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
2493 LIB_SPEC for darwin10 and later since it always uses the unwinder in
2494 libSystem which is derived from the gcc 4.2.1 unwinder.
2496 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2499 * varasm.c (default_encode_section_info): Copy TLS model into
2500 sym_ref flags regardless of backend support for TLS, for all
2501 model types except TLS_MODEL_EMULATED.
2503 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2506 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
2507 we can handle it correctly.
2509 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
2511 * doc/install.texi (os2): Remove section.
2513 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
2515 * doc/standards.texi (Objective-C): Adjust two URLs.
2517 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
2519 * tree-tailcall.c (process_assignment): Don't check if a
2520 multiplication or an addition are already present.
2521 (find_tail_calls): Combine multiple additions and multiplications.
2522 (adjust_accumulator_values): Emit accumulators.
2524 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
2526 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
2527 xmm register restore.
2529 2009-09-21 Jan Hubicka <jh@suse.cz>
2531 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
2532 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
2535 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
2537 * stor-layout.c (layout_type): Remove obsolete code.
2539 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
2542 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
2544 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2547 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
2548 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
2549 (fold_builtin_2, do_mpc_arg1): Update accordingly.
2550 * fold-const.c (const_binop): Likewise.
2551 * real.h (do_mpc_arg2): Update prototype.
2553 2009-09-20 Jan Hubicka <jh@suse.cz>
2555 * dwarf2out.c (add_const_value_attribute): Return true if successful.
2556 (add_location_or_const_value_attribute): Rewrite using
2558 (tree_add_const_value_attribute): Return true if successful.
2559 (tree_add_const_value_attribute_for_decl): Likewise.
2561 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
2562 (loc_descriptor): ... here;
2563 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2564 (cst_pool_loc_descr): Break out from ...; do not reffer constant
2565 pool items that was not marked for output.
2566 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
2567 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2568 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2569 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
2570 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
2571 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
2572 DW_OP_stack_value to get address of items that are not available
2574 (dw_loc_list): Handle single element lists correctly.
2576 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
2577 Pascal Obry <obry@adacore.com>
2579 * unwind-dw2-fde.c (classify_object_over_fdes):
2580 Cast the constant 1 to _Unwind_Ptr.
2581 (add_fdes): Likewise.
2582 (linear_search_fdes): Likewise.
2584 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
2586 * stor-layout.c (set_sizetype): Avoid useless type copy.
2588 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
2590 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
2592 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
2593 * configure, config.in: Regenerate.
2594 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
2596 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
2597 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
2598 for global data if the output could be used in a shared library.
2599 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
2600 to 0 if TARGET_WRITABLE_EH_FRAME.
2602 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
2604 PR rtl-optimization/39886
2605 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
2606 just when insn is equal to BB_END (bb).
2608 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
2610 * config/mips/mips.opt (mrelax-pic-calls): New option.
2611 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
2613 (mips_unspec_call): Change "unspec_call" expander into this.
2614 (mips_strip_unspec_call): New function.
2615 (mips_got_load): Call mips_unspec_call instead of
2616 gen_unspec_call<mode>.
2617 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
2619 (mips_cfg_in_reorg): New function.
2620 (mips16_lay_out_constants): Use it to decide whether to call
2621 CFG-aware insn splitting.
2622 (r10k_insert_cache_barriers): Move CFG set-up code from here to
2623 mips_reorg. Move DF set-up code from here ...
2624 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
2626 (mips_reorg): Call mips_df_reorg instead of
2627 r10k_insert_cache_barriers. Move CFG set-up code here from
2628 r10k_insert_cache_barriers.
2629 (mips_call_expr_from_insn): New function.
2630 (mips_pic_call_symbol_from_set): Likewise.
2631 (mips_find_pic_call_symbol): Likewise.
2632 (mips_annotate_pic_call_expr): Likewise.
2633 (mips_get_pic_call_symbol): Likewise.
2634 (mips_annotate_pic_calls): Likewise.
2635 (mips_override_options): Disable -mrelax-pic-calls unless PIC
2637 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
2638 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
2639 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
2641 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
2642 (unspec_call<mode>): Remove it.
2643 (sibcall_internal, sibcall_value_internal,
2644 sibcall_value_multiple_internal, call_internal, call_split,
2645 call_value_internal, call_value_split,
2646 call_value_multiple_internal, call_value_multiple_split): Pass
2647 SIZE_OPNO to MIPS_CALL.
2648 (call_internal_direct, call_direct_split,
2649 call_value_internal_direct, call_value_direct_split): Pass -1 as
2650 SIZE_OPNO to MIPS_CALL.
2651 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
2652 * configure: Regenerate.
2653 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
2654 and -mno-relax-pic-calls.
2655 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
2657 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2660 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
2661 in the directory this rule is called from, rather than the
2662 toplevel 'gcc' directory, to fix in-tree build.
2664 2009-09-19 Chris Demetriou <cgd@google.com>
2666 PR preprocessor/28435:
2667 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
2668 to cpplib that the preprocessor output is needed.
2670 2009-09-19 Jakub Jelinek <jakub@redhat.com>
2672 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
2673 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
2674 *return_and_restore_fpregs_<mode>,
2675 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
2678 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
2679 instead of assuming it has always a REG inside of it.
2681 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
2683 * config/freebsd.h: Update comment on types.
2684 (WINT_TYPE): Define.
2686 2009-09-18 Jason Merrill <jason@redhat.com>
2688 * c.opt: Add -fno-deduce-init-list.
2690 2009-09-18 Neil Vachharajani <nvachhar@google.com>
2692 * value-prof.c (interesting_stringop_to_profile_p): Added output
2693 argument to indicate which parameter is the size parameter.
2694 * value-prof.c (gimple_stringop_fixed_value): Use
2695 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
2696 * value-prof.c (gimple_stringops_transform): Update call sites to
2697 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
2699 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
2702 From David Binderman <dcb314@hotmail.com>:
2703 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
2704 local variable f. Remove stale comments.
2705 (ix86_compute_frame_layout): Remove useless local variable total_size.
2706 Remove #if 0'd code.
2707 (legitimate_address_p): Remove useless local variables
2708 reason_rtx and reason.
2709 (ix86_split_copysign_const): Remove useless local variable op1.
2710 (scale_counter): Remove useless local variable piece_size_mask.
2712 2009-09-18 Jakub Jelinek <jakub@redhat.com>
2714 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
2717 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
2720 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
2722 2009-09-17 Jakub Jelinek <jakub@redhat.com>
2724 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
2727 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
2729 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
2730 DW_OP_implicit_value even without dwarf_version 4.
2732 2009-09-17 Jan Hubicka <jh@suse.cz>
2734 * dwarf2out.c: Include tree-pass.h and gimple.h.
2735 (loc_list_plus_const): New function.
2736 (loc_descriptor_from_tree_1): Rename to ...
2737 (loc_descriptor_from_tree): ... remove original.
2738 (loc_list_from_tree): New function.
2739 (add_AT_location_description): Accept location list.
2740 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
2741 (concatn_mem_loc_descriptor): Remove.
2742 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
2744 (secname_for_decl): Move up.
2745 (hidden_reference_p): New function; break out from ...
2746 (loc_by_refernece): ... here; move up.
2747 (dw_loc_list): New function.
2748 (single_element_loc_list): New function.
2749 (single_element_loc_list_p): New function.
2750 (add_loc_descr_to_each): New function.
2751 (add_loc_list): New function.
2752 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
2753 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
2754 add diagnostics why expansion failed.
2755 (add_location_or_const_value_attribute): Support location lists.
2756 (add_bound_info): Likewise.
2757 (descr_info_loc): Update call of loc_descriptor_from_tree.
2758 (gen_variable_die): Work on location lists.
2759 * final.c (pass_final): Add dump file.
2760 * Makefile.in (dwarf2out.o): Add new dependencies.
2762 2009-09-17 Janis Johnson <janis187@us.ibm.com>
2765 * real.c decimal_from_integer, decimal_integer_string): New.
2766 (real_from_integer): Use them as special case for decimal float.
2767 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
2768 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
2769 Do not append zero after the decimal point in string to convert.
2771 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
2773 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
2774 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
2776 2009-09-17 Martin Jambor <mjambor@suse.cz>
2778 * common.opt (fipa-sra): New switch.
2779 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
2780 * timevar.def (TV_IPA_SRA): New timevar.
2781 * params.def (ipa-sra-ptr-growth-factor): New parameter.
2782 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
2783 * tree-sra.c: Include cgraph.c.
2784 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
2785 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
2786 and grp_not_necessarilly_dereferenced.
2787 (func_param_count): New variable.
2788 (encountered_apply_args): New variable.
2789 (bb_dereferences): New variable.
2790 (final_bbs): New variable.
2791 (no_accesses_representant): New variable.
2792 (no_accesses_p): New function.
2793 (dump_access): Dump the new fields.
2794 (sra_initialize): Set encountered_apply_args to false.
2795 (get_ssa_base_param): New function.
2796 (mark_parm_dereference): New function.
2797 (create_access): Caring for INIDRECT_REFs and different handling of
2798 varialble length accesses in early IPA SRA. Store the stmt - a new
2799 parameter - to the new access.
2800 (build_access_from_expr_1): New parameter stmt, passed to
2801 create_access. Handle INDIRECT_REFs.
2802 (build_access_from_expr): Pass the current statement to
2803 build_access_from_expr_1.
2804 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
2806 (build_accesses_from_assign): Pass the current statement to
2807 build_access_from_expr_1. Do not create assign links in IPA-SRA.
2808 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
2809 final_bbs when necessary. Check for calls to __builtin_apply_args.
2810 Fixup EH info if anythng was changed.
2811 (is_unused_scalar_param): New function.
2812 (ptr_parm_has_direct_uses): New function.
2813 (find_param_candidates): New function.
2814 (mark_maybe_modified): New function.
2815 (analyze_modified_params): New function.
2816 (propagate_dereference_distances): New function.
2817 (dump_dereferences_table): New function.
2818 (analyze_caller_dereference_legality): New function.
2819 (unmodified_by_ref_scalar_representative): New function.
2820 (splice_param_accesses): New function.
2821 (decide_one_param_reduction): New function.
2822 (enum ipa_splicing_result): New type.
2823 (splice_all_param_accesses): New function.
2824 (get_param_index): New function.
2825 (turn_representatives_into_adjustments): New function.
2826 (analyze_all_param_acesses): New function.
2827 (get_replaced_param_substitute): New function.
2828 (get_adjustment_for_base): New function.
2829 (replace_removed_params_ssa_names): New function.
2830 (sra_ipa_reset_debug_stmts): New function.
2831 (sra_ipa_modify_expr): New function.
2832 (sra_ipa_modify_assign): New function.
2833 (convert_callers): New function.
2834 (modify_function): New function.
2835 (ipa_sra_preliminary_function_checks): New function.
2836 (ipa_early_sra): New function.
2837 (ipa_early_sra_gate): New function.
2838 (pass_early_ipa_sra): New variable.
2839 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
2841 2009-09-17 Michael Matz <matz@suse.de>
2844 * tree.c (build_type_attribute_qual_variant): Export.
2845 * tree.h (build_type_attribute_qual_variant): Declare.
2846 * tree-inline.c (remap_type_1): Use it to build variants with
2847 the original qualifiers and attributes.
2849 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2851 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
2852 without a fallthrough edge.
2854 2009-09-16 DJ Delorie <dj@redhat.com>
2856 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
2857 chip and ignore the "fast_interrupt" attribute if so.
2859 2009-09-16 Richard Henderson <rth@redhat.com>
2862 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
2865 2009-09-16 Richard Henderson <rth@redhat.com>
2868 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
2869 is set only if DECL_NO_STATIC_CHAIN is unset.
2870 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
2871 (FOR_EACH_NEST_INFO): New.
2872 (walk_all_functions): Use it.
2873 (finalize_nesting_tree): Likewise.
2874 (unnest_nesting_tree): Likewise.
2875 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
2876 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
2877 (convert_gimple_call): Early out if gimple_call_chain already set.
2878 (convert_all_function_calls): Iterate until no new functions
2879 require a static chain.
2880 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
2881 when building a trampoline. Use dump_function_to_file instead
2883 (lower_nested_functions): Open dump_file. Validate that decls
2884 that have DECL_NO_STATIC_CHAIN from the front end don't have that
2885 bit reset by this pass.
2887 2009-09-16 Michael Matz <matz@suse.de>
2890 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
2891 shorten decl_common_unused.
2892 (DECL_RESTRICTED_P): New accessor.
2893 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
2894 to disambiguate marked decls and restrict pointers.
2896 2009-09-16 Richard Henderson <rth@redhat.com>
2899 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
2901 2009-09-16 Jakub Jelinek <jakub@redhat.com>
2903 * integrate.c (set_block_abstract_flags): Call
2904 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
2906 2009-09-16 Richard Guenther <rguenther@suse.de>
2909 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
2912 2009-09-16 DJ Delorie <dj@redhat.com>
2913 Kaz Kojima <kkojima@gcc.gnu.org>
2915 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
2916 (sh_expand_prologue): Update calls to output_stack_adjust.
2917 (sh_expand_epilogue): Likewise.
2919 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
2922 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
2923 trying to limit the extent of searches in the insn stream.
2925 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
2926 Jakub Jelinek <jakub@redhat.com>
2930 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
2932 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
2933 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
2934 (rs6000_savres_strategy): Always save FP registers inline if the
2935 target doesn't support hardware double-precision. Set the above
2936 bits in return value when needed.
2937 (rs6000_savres_routine_sym): Fix computation for cache selector.
2938 Mark the generated symbol as a function. Rename exitp argument to
2939 lr. Move code for determining the name of the symbol...
2940 (rs6000_savres_routine_name): ...here. New function. Add cases for
2941 getting the names right on AIX and 64-bit Linux.
2942 (savres_routine_name): New variable.
2943 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
2944 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
2945 on what the target routine uses as a base register. If savep && lr
2946 describe saving of r0 into memory slot.
2947 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
2948 line calls for AIX ABI.
2949 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
2950 determine FP save/restore functions.
2951 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
2952 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
2954 (rs6000_emit_epilogue): Adjust computation of restore_lr.
2955 Duplicate restoration of LR and execute the appropriate one
2956 depending on whether GPRs are being restored inline. Set r11 from
2957 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
2958 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
2959 Fix out of line calls for AIX ABI.
2960 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
2962 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
2964 (*restore_gpregs_spe): Likewise.
2965 (*return_and_restore_gpregs_spe): Likewise.
2966 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
2967 Define to empty string unconditionally.
2968 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
2969 Define to empty string unconditionally.
2970 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
2973 2009-09-15 Jan Hubicka <jh@suse.cz>
2975 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
2976 * params.def (inline-insns-auto): Likewise.
2978 2009-09-15 Martin Jambor <mjambor@suse.cz>
2980 * ipa-inline.c (estimate_function_body_sizes): Dump info about
2981 individual statements only at TDF_DETAILS dump level. Format
2982 source for 80 characters per line.
2984 2009-09-15 Christian Bruel <christian.bruel@st.com>
2986 * regrename.c (do_replace): Update REG_DEAD notes.
2988 2009-09-15 Revital Eres <eres@il.ibm.com>
2990 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
2991 * targhooks.c (default_builtin_support_vector_misalignment):
2992 New builtin function.
2993 * targhooks.h (default_builtin_support_vector_misalignment):
2995 * target.h (builtin_support_vector_misalignment):
2996 New field in struct gcc_target.
2997 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
2998 new builtin function.
2999 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
3001 * config/rs6000/rs6000.c
3002 (rs6000_builtin_support_vector_misalignment): New function.
3003 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
3005 2009-09-15 Jie Zhang <jie.zhang@analog.com>
3007 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
3009 (bfin_optimize_loop): Likewise.
3010 (bfin_gen_bundles): Likewise.
3011 (workaround_speculation): Likewise.
3012 (find_load): Return NULL_RTX for debug_insn.
3014 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
3016 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
3019 2009-09-14 DJ Delorie <dj@redhat.com>
3021 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
3022 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
3025 2009-09-14 Richard Henderson <rth@redhat.com>
3026 Jakub Jelinek <jakub@redhat.com>
3028 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
3029 * cfgbuild.c (make_edges): Handle asm goto.
3030 * cfglayout.c (fixup_reorder_chain): Likewise.
3031 * cfgrtl.c (patch_jump_insn): Likewise.
3032 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
3033 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
3034 (gimple_build_asm_vec): Add and use labels parameter.
3035 (gimple_build_asm): Remove.
3036 (walk_gimple_asm): Walk labels too.
3037 * gimple.def (GIMPLE_ASM): Update docs.
3038 * gimple.h: Update decls.
3039 (struct gimple_statement_asm): Change nc to use unsigned char;
3041 (gimple_asm_nlabels): New.
3042 (gimple_asm_label_op, gimple_asm_set_label_op): New.
3043 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
3044 into gimple_build_asm_vec.
3045 * jump.c (mark_jump_label_asm): New.
3046 (mark_jump_label): Use it.
3047 (redirect_jump_1): Handle asm goto.
3048 (invert_jump_1): Soft fail if X is null.
3049 * recog.c (extract_asm_operands): New.
3050 (asm_noperands): Use it; handle asm labels.
3051 (decode_asm_operands): Use extract_asm_operands.
3052 (asm_operand_ok): Properly handle empty string.
3053 * reg-stack.c (get_asm_operands_in_out): Rename from
3054 get_asm_operand_n_inputs; use extract_asm_operands; return both
3055 inputs and outputs by reference; update all callers.
3056 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
3057 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
3058 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
3059 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
3060 (extract_asm_operands): Declare.
3061 * stmt.c (expand_asm_operands): Add and use labels parameter.
3062 (check_unique_operand_names): Likewise.
3063 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
3064 (expand_asm_stmt): Handle asm labels.
3065 * tree-cfg.c (make_gimple_asm_edges): New.
3066 (make_edges): Use it.
3067 (cleanup_dead_labels): Handle asm labels.
3068 (is_ctrl_altering_stmt): Likewise.
3069 (gimple_redirect_edge_and_branch): Likewise.
3070 * tree.def (ASM_EXPR): Add 5th operand.
3071 * tree.h (ASM_LABELS): New.
3072 (resolve_asm_operand_names): Update decl.
3074 * c-parser.c (c_parser_asm_statement): Parse asm goto.
3075 (c_parser_asm_goto_operands): New.
3076 * c-tree.h (build_asm_expr): Update decl.
3077 * c-typeck.c (build_asm_expr): Add and use labels parameter.
3078 * doc/extend.texi: Document asm goto.
3080 2009-09-14 Richard Henderson <rth@redhat.com>
3082 * except.h: Update declarations.
3083 (struct pointer_map_t): Forward declare.
3084 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
3085 (struct eh_landing_pad_d, eh_landing_pad): New.
3086 (struct eh_catch_d, eh_catch): New.
3087 (struct eh_region_d): Remove next_region_sharing_label, aka,
3088 label, tree_label, landing_pad, post_landing_pad, resume,
3089 may_contain_throw. Rename region_number to index. Remove
3090 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
3091 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
3092 (VEC(eh_landing_pad,gc)): New.
3093 (struct eh_status): Remove last_region_number. Add lp_array,
3094 throw_stmt_table, ttype_data, ehspec_data.
3095 (ehr_next, FOR_ALL_EH_REGION_AT): New.
3096 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
3097 * except.c (lang_protect_cleanup_actions): Return tree.
3098 (struct ehl_map_entry): Remove.
3099 (init_eh_for_function): Push zero entries for region and lp_array.
3100 (gen_eh_region): Add to region_array immediately.
3101 (gen_eh_region_catch): Operate on eh_catch objects.
3102 (gen_eh_landing_pad): New.
3103 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
3104 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
3105 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
3106 (get_eh_landing_pad_from_number_fn): New.
3107 (get_eh_landing_pad_from_number): New.
3108 (get_eh_region_from_lp_number_fn): New.
3109 (get_eh_region_from_lp_number): New.
3110 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
3111 (get_exception_pointer, get_exception_filter): Remove.
3112 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
3113 (current_function_has_exception_handlers): Simplify.
3114 (bring_to_root, eh_region_replaceable_by_p): Remove.
3115 (replace_region, hash_type_list, hash_eh_region): Remove.
3116 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
3117 (label_to_region_map, num_eh_regions): Remove.
3118 (get_next_region_sharing_label, must_not_throw_labels): Remove.
3119 (find_exception_handler_labels): Remove.
3120 (duplicate_eh_regions_0, find_prev_try): Remove.
3121 (struct duplicate_eh_regions_data): New.
3122 (duplicate_eh_regions_1): Rewrite.
3123 (duplicate_eh_regions): Return a pointer map instead of an
3125 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
3126 (redirect_eh_edge_to_label): Remove.
3127 (eh_region_outermost): Rewrite using eh_region pointers
3128 instead of integers.
3129 (add_ttypes_entry): Update for ttype_data move to eh_status.
3130 (add_ehspec_entry): Rewrite with VEC instead of varray.
3131 (assign_filter_values): Likewise. Export.
3132 (build_post_landing_pads, connect_post_landing_pads): Remove.
3133 (dw2_build_landing_pads): Rewrite to use lp_array.
3134 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
3135 (sjlj_assign_call_site_values): Rewrite to use lp_array.
3136 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
3137 (sjlj_mark_call_sites): Update for landing pad numbers.
3138 (finish_eh_generation): Rewrite.
3139 (gate_handle_eh): Do nothing for no eh tree.
3140 (pass_rtl_eh): Move up near finish_eh_generation.
3141 (remove_eh_landing_pad): New.
3142 (remove_eh_handler): Export.
3143 (remove_eh_region, remove_eh_handler_and_replace): Remove.
3144 (for_each_eh_label): Rewrite to use lp_array.
3145 (make_reg_eh_region_note): New.
3146 (make_reg_eh_region_note_nothrow_nononlocal): New.
3147 (insn_could_throw_p): New.
3148 (copy_reg_eh_region_note_forward): New.
3149 (copy_reg_eh_region_note_backward): New.
3150 (check_handled, add_reachable_handler): Remove.
3151 (reachable_next_level, foreach_reachable_handler): Remove.
3152 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
3153 (get_eh_region_and_lp_from_rtx): New.
3154 (get_eh_region_from_rtx): New.
3155 (can_throw_internal_1, can_throw_external_1): Remove.
3156 (can_throw_internal): Use get_eh_region_from_rtx.
3157 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
3158 (insn_nothrow_p, can_nonlocal_goto): New.
3159 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
3160 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
3161 (add_action_record): Use VEC not varray.
3162 (collect_one_action_chain): Update for eh_region changes.
3163 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
3164 Use get_eh_region_and_lp_from_rtx.
3165 (gate_convert_to_eh_region_ranges): New.
3166 (pass_convert_to_eh_region_ranges): Use it.
3167 (push_uleb128, push_sleb128): Use VEC not varray.
3168 (output_one_function_exception_table): Likewise.
3169 (dump_eh_tree): Update for eh_region changes.
3170 (verify_eh_tree): Likewise.
3171 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
3172 * tree-eh.c: Include target.h.
3173 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
3174 Don't disallow GIMPLE_RESX; adjust argument check.
3175 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
3176 (record_stmt_eh_region): Update for landing pad numbers;
3177 generate a landing pad if necessary.
3178 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
3179 (remove_stmt_from_eh_lp_fn): Similarly.
3180 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
3181 Update for lp numbers; don't special case missing throw_stmt_table.
3182 (lookup_expr_eh_lp): Similarly.
3183 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
3184 (eh_seq, eh_region_may_contain_throw): New.
3185 (struct leh_state): Add ehp_region.
3186 (struct leh_tf_state): Remove eh_label.
3187 (emit_post_landing_pad): New.
3188 (emit_resx, emit_eh_dispatch): New.
3189 (note_eh_region_may_contain_throw): New.
3190 (frob_into_branch_around): Take eh_region not eh label;
3191 emit eh code into eh_seq.
3192 (honor_protect_cleanup_actions): Early exit for no actions. Don't
3193 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
3194 lower_eh_must_not_throw. Emit code to eh_seq.
3195 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
3196 (lower_try_finally_onedest): Likewise.
3197 (lower_try_finally_copy): Likewise.
3198 (lower_try_finally_switch): Likewise.
3199 (lower_try_finally): Initialize ehp_region.
3200 (lower_catch): Update for eh_catch objects.
3201 (lower_eh_filter): Don't handle must_not_throw.
3202 (lower_eh_must_not_throw): New.
3203 (lower_cleanup): Don't set eh_label.
3204 (lower_eh_constructs_2): Resolve eh builtins.
3205 Handle GIMPLE_EH_MUST_NOT_THROW.
3206 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
3207 Add eh_seq to the end of the function body.
3208 (make_eh_dispatch_edges): New.
3209 (make_eh_edge): Remove.
3210 (make_eh_edges): Simplify for landing pads.
3211 (redirect_eh_edge_1): New.
3212 (redirect_eh_edge): Use it.
3213 (redirect_eh_dispatch_edge): New.
3214 (stmt_could_throw_p): Use a switch. Allow RESX.
3215 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
3216 (stmt_can_throw_internal): Likewise.
3217 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
3218 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
3219 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
3220 (gate_refactor_eh): New.
3221 (pass_refactor_eh): Use it.
3222 (lower_resx, execute_lower_resx, pass_lower_resx): New.
3223 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
3224 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
3225 (remove_unreachable_handlers): Rename from
3226 tree_remove_unreachable_handlers; rewrite for landing pads;
3227 call remove_eh_handler directly.
3228 (remove_unreachable_handlers_no_lp): New.
3229 (unsplit_eh, unsplit_all_eh): New.
3230 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
3231 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
3232 (cleanup_empty_eh_unsplit): New.
3233 (cleanup_empty_eh): Rewrite.
3234 (cleanup_all_empty_eh): New.
3235 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
3236 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
3237 (gate_cleanup_eh): New.
3238 (pass_cleanup_eh): Use it.
3239 (verify_eh_edges): Move later in file. Expect one EH edge.
3240 (verify_eh_dispatch_edge): New.
3242 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
3243 (gtype-desc.o): Add TARGET_H.
3244 (tree.o): Use EXCEPT_H, not except.h.
3245 (cfgbuild.o): Add EXPR_H.
3246 (GTFILES): Add vecprim.h.
3247 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
3248 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
3249 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
3250 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
3251 * calls.c (emit_call_1): Use make_reg_eh_region_note.
3252 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
3253 calls to can_throw_internal.
3254 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
3255 (make_edges): Don't handle RESX; use can_nonlocal_goto.
3256 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
3257 (expand_gimple_stmt): Use make_reg_eh_region_note.
3258 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
3259 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
3260 or find_exception_handler_labels.
3261 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
3262 there is exacly one EH edge. Use can_nonlocal_goto and
3264 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
3265 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
3266 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
3267 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
3268 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
3269 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
3270 * dse.c (scan_insn): Use insn_could_throw_p.
3271 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
3272 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
3273 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
3274 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
3275 EXC_PTR_EXPR or FILTER_EXPR.
3276 (tree_expr_nonzero_warnv_p): Likewise.
3277 * function.h: Include vecprim.h, not varray.h
3278 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
3279 move ttype_data and ehspec_data members to struct eh_status; change
3280 action_record_data member to a VEC.
3281 * gcse.c (hash_scan_set): Use can_throw_internal.
3282 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
3283 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
3284 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
3285 (block_may_fallthru): Don't handle RESX_EXPR.
3286 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
3287 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
3288 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
3289 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
3290 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
3291 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
3292 (gimple_size): Likewise.
3293 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
3294 (gimple_build_resx): Use gimple_build_with_ops.
3295 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
3296 (is_gimple_val): Likewise.
3297 (is_gimple_stmt): Remove RESX_EXPR.
3298 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
3299 (GIMPLE_RESX): Reorder with other EH constructs.
3300 * gimple.h (struct gimple_statement_eh_mnt): New.
3301 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
3302 (gimple_eh_filter_must_not_throw): Remove.
3303 (gimple_eh_filter_set_must_not_throw): Remove.
3304 (gimple_eh_must_not_throw_fndecl): New.
3305 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
3306 (is_gimple_resx): New.
3307 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
3308 Don't copy EH_FILTER_MUST_NOT_THROW.
3309 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
3310 * ipa-inline.c (estimate_function_body_sizes): Don't try to
3311 handle must_not_throw_labels specially.
3312 * ipa-pure-const.c (check_call): Update debug statement for LP.
3313 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
3314 * ipa-utils.c (get_base_var): Likewise.
3315 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
3316 * lower-subreg.c (move_eh_region_note): Remove.
3317 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
3318 * omp-low.c (new_omp_context): Update for eh_lp_nr.
3319 (create_task_copyfn): Likewise.
3320 (maybe_catch_exception): Use gimple_build_eh_filter.
3321 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
3322 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
3323 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
3324 and pass_lower_resx.
3325 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
3326 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
3327 can_throw_internal, can_nonlocal_goto.
3328 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
3329 copy_reg_eh_region_note_forward.
3330 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
3331 (emit_output_reload_insns): Likewise.
3332 (copy_eh_notes): Remove.
3333 * rtl.def (RESX): Remove.
3334 * rtl.h: Update declarations.
3335 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
3336 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
3337 (update_eh_label): Remove.
3338 (cleanup_dead_labels_eh): New.
3339 (cleanup_deal_labels): Use it instead of update_eh_label.
3340 (gimple_merge_blocks): Update landing pad data structure when
3341 removing a landing pad label.
3342 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
3343 test; handle GIMPLE_EH_MUST_NOT_THROW.
3344 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
3345 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
3346 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
3347 (verify_stmt): Likewise. Verify landing pads.
3348 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
3349 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
3350 (struct move_stmt_d): Add eh_map.
3351 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
3352 (move_stmt_r): Remap eh region numbers in builtin calls,
3353 resx and eh_dispatch.
3354 (move_block_to_fn): Remove eh_offset parameter. Use
3355 maybe_duplicate_eh_stmt_fn.
3356 (find_outermost_region_in_block): Operate on eh_region pointers
3357 instead of region numbers.
3358 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
3359 duplicate_eh_regions.
3360 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
3361 test earlier. Disallow EH landing pads.
3362 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
3363 * tree-flow.h: Update declarations.
3364 (struct tree_ann_common_d): Replace rn with lp_nr.
3365 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
3366 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
3367 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
3368 resx and eh_dispatch.
3369 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
3370 (copy_edges_for_bb): Use make_eh_dispatch_edges.
3371 (copy_cfg_body): Expect eh_map instead of eh_region_offset
3372 from duplicate_eh_regions.
3373 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
3374 update RESX; handle EH_DISPATCH.
3375 (expand_call_inline): Set eh_lp_nr, not eh_region.
3376 (maybe_inline_call_in_expr): Likewise.
3377 * tree-inline.h (struct copy_body_data): Replace eh_region with
3378 eh_lp_nr, eh_region_offset with eh_map.
3379 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
3380 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
3381 * tree-pretty-print.c (dump_generic_node): Don't handle
3382 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
3383 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
3384 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
3385 EXC_PTR_EXPR, FILTER_EXPR.
3386 * tree-ssa-operands.c (get_expr_operands): Likewise.
3387 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
3388 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
3389 (ao_ref_init_from_vn_reference): Likewise.
3390 * tree-ssa-sink.c (statement_sink_location): Likewise.
3391 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
3392 (mark_virtual_phi_result_for_renaming): Export. Tidy.
3393 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
3394 EXC_PTR_EXPR, FILTER_EXPR.
3395 (is_exception_related): Remove.
3396 (compute_avail): Don't call it.
3397 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
3398 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
3399 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
3400 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
3402 (build_resx): Remove.
3403 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
3404 * tree.h: Update declarations.
3405 (EH_FILTER_MUST_NOT_THROW): Remove.
3406 (struct tree_label_decl): Add eh_landing_pad_nr.
3407 (EH_LANDING_PAD_NR): New.
3408 * value-prof.c (gimple_ic): Tidy variable names. Update for
3409 landing pad numbers.
3410 (gimple_stringop_fixed_value): Tidy variable names. Assert
3411 that neither call stmt can throw.
3412 * vecprim.h (uchar): New.
3413 (VEC(uchar,heap), VEC(uchar,gc)): New.
3415 * c-common.c (c_define_builtins): Update call to
3416 build_common_builtin_nodes.
3417 * c-parser.c (c_parse_file): Don't call
3418 default_init_unwind_resume_libfunc.
3420 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
3422 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
3423 (mips_cprestore_address_p): Likewise.
3424 (mips_save_gp_to_cprestore_slot): Likewise.
3425 (mips_restore_gp): Rename to...
3426 (mips_restore_gp_from_cprestore_slot): ...this.
3427 (mips_must_initialize_gp_p): Declare.
3428 (mips_emit_save_slot_move): Likewise.
3429 (mips_output_load_label): Return nothing.
3430 (mips_eh_uses): Declare.
3431 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
3432 (TARGET_CPRESTORE_DIRECTIVE): New macro.
3433 (TARGET_ABSOLUTE_JUMPS): Likewise.
3434 (EH_USES): Likewise.
3435 (FIRST_PSEUDO_REGISTER): Update comment.
3436 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
3437 (MIPS_CALL): ...here.
3438 (REGISTER_NAMES): Add $cprestore.
3439 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
3440 Add load_label_length, has_inflexible_gp_insn_p,
3441 has_flexible_gp_insn_p, must_initialize_gp_p and
3442 must_restore_gp_when_clobbered_p.
3443 (mips_expand_call): Don't generate split instructions here.
3444 (mips_split_call): Update the call to mips_restore_gp after
3445 the above name change.
3446 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
3447 (mips_find_gp_ref): New function.
3448 (mips_insn_has_inflexible_gp_ref_p): Likewise.
3449 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
3450 (mips_insn_has_flexible_gp_ref_p): Likewise.
3451 (mips_cfun_has_flexible_gp_ref_p): Likewise.
3452 (mips_function_has_gp_insn): Delete.
3453 (mips_global_pointer): Drop the df_regs_ever_live_p check.
3454 Use the new functions above. Only return INVALID_REGNUM
3455 for TARGET_ABSOLUTE_JUMPS.
3456 (mips_must_initialize_gp_p): New function.
3457 (mips_get_cprestore_base_and_offset): New function, extracted from...
3458 (mips_cprestore_slot): ...here. Take a bool parameter.
3459 (mips_cfun_has_cprestore_slot_p): New function.
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. Assert
3464 epilogue_completed. Update the call to mips_cprestore_slot.
3465 Test cfun->machine->must_restore_gp_when_clobbered_p.
3466 (mips_direct_save_slot_move_p): New function.
3467 (mips_emit_save_slot_move): Likewise.
3468 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
3469 of cfun->machine->global_pointer.
3470 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
3471 (mips_save_reg): Use mips_emit_save_slot_move.
3472 (mips_expand_prologue): Set must_initialize_gp_p.
3473 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
3474 for all cprestore saves. Emit a use_cprestore instruction after
3475 setting up the cprestore slot.
3476 (mips_restore_reg): Use mips_emit_save_slot_move.
3477 (mips_process_load_label): New function.
3478 (mips_load_label_length): Likewise.
3479 (mips_output_load_label): Don't return asm: output it here instead.
3480 Use mips_process_load_label.
3481 (mips_adjust_insn_length): Adjust the length of branch instructions
3482 that have length MAX_PIC_BRANCH_LENGTH.
3483 (mips_output_conditional_branch): Update the call to
3484 mips_output_load_label. Assume the branch target is OPERANDS[0]
3485 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
3486 (mips_output_order_conditional_branch): Swap the meaning of
3487 OPERANDS[0] and OPERANDS[1].
3488 (mips_variable_issue): Don't count ghost instructions.
3489 (mips_expand_ghost_gp_insns): New function.
3490 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
3491 (mips_output_mi_thunk): Set must_initialize_gp_p.
3492 (mips_eh_uses): New function.
3493 * config/mips/predicates.md (cprestore_save_slot_operand)
3494 (cprestore_load_slot_operand): New predicates.
3495 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
3496 (UNSPEC_MOVE_GP): Likewise.
3497 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
3498 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
3499 (CPRESTORE_SLOT_REGNUM): New register.
3500 (MAX_PIC_BRANCH_LENGTH): New constant.
3501 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
3502 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
3503 branches. Fix commentary.
3504 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
3505 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
3506 Change type to "ghost".
3507 (loadgp_absolute_<mode>): Likewise.
3508 (loadgp_rtp_<mode>): Likewise.
3509 (copygp_mips16): Likewise.
3510 (loadgp_blockage): Remove redundant mode attribute.
3511 (potential_cprestore): New instruction.
3512 (cprestore): Turn into an unspec set.
3513 (use_cprestore): New instruction.
3514 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
3515 (*branch_fp_inverted): Likewise.
3516 (*branch_order<mode>): Likewise.
3517 (*branch_order<mode>_inverted): Likewise.
3518 (*branch_equality<mode>): Likewise.
3519 (*branch_equality<mode>_inverted): Likewise.
3520 (*branch_bit<bbv><mode>): Likewise.
3521 (*branch_bit<bbv><mode>_inverted): Likewise.
3522 (*branch_equality<mode>_mips16): Remove redundant mode.
3523 (jump): Turn into a define_expand.
3524 (*jump_absolute): New instruction.
3525 (*jump_pic): Likewise.
3526 (*jump_mips16): Rename previously-unnamed pattern. Remove
3527 redundant mode attribute.
3528 (restore_gp): Split on epilogue_completed rather than
3529 reload_completed. Change type to "ghost".
3530 (move_gp<mode>): New instruction.
3531 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
3532 Remove redundant mode attribute.
3533 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
3534 (bc1any4f, bc1any2t, bc1any2f): Likewise.
3535 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
3537 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3540 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
3541 are returned in the same register (vs34 or v2) that Altivec vector
3542 types are returned in.
3543 (rs6000_libcall_value): Ditto.
3546 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
3547 instead of explicit addsi3/adddi3 calls.
3548 (rs6000_split_multireg_move): Ditto.
3549 (rs6000_emit_allocate_stack): Ditto.
3550 (rs6000_emit_prologue): Ditto.
3551 (rs6000_output_mi_thunk): Ditto.
3553 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
3554 size is 64 bits if we can use 64-bit registers.
3556 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
3558 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
3561 From Jie Zhang <jie.zhang@analog.com>:
3562 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
3563 save FP and RETS with saveall attribute.
3564 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
3565 with saveall attribute.
3567 * config/bfin/bfin.c (bfin_expand_builtin,
3568 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
3571 From Jie Zhang <jie.zhang@analog.com>:
3572 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
3573 before use in two places.
3574 * config/bfin/bfin.md (AREG): Define mode iterator.
3575 (reload_in, reload_out): Use mode iterator AREG.
3577 2009-09-14 Richard Guenther <rguenther@suse.de>
3580 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
3581 EH personality path.
3583 2009-09-13 Richard Guenther <rguenther@suse.de>
3584 Rafael Avila de Espindola <espindola@google.com>
3586 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
3587 (LANG_HOOKS_EH_PERSONALITY): Likewise.
3588 (LANG_HOOKS_INITIALIZER): Adjust.
3589 (lhd_pass_through_t): Declare.
3590 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
3592 * langhooks.c (lhd_pass_through_t): New function.
3593 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
3594 dwarf2out_begin_prologue): Use personality from current_function_decl.
3595 * expr.h (get_personality_function): Declare.
3596 * expr.c (get_personality_function): New function.
3597 (build_personality_function): Likewise.
3598 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
3599 (eh_personality_libfunc): Remove.
3600 * optabs.c (build_libfunc_function): New function split out from ...
3601 (init_one_libfunc): ... here.
3602 * tree.h (DECL_FUNCTION_PERSONALITY): New.
3603 (tree_function_decl): Add personality.
3604 (lhd_gcc_personality): Declare.
3605 (build_personality_function): Likewise.
3606 * tree.c (gcc_eh_personality_decl): New.
3607 (lhd_gcc_personality): New function.
3608 * except.h (lang_eh_runtime_type): Remove.
3609 (enum eh_personality_kind): New.
3610 (build_personality_function): Declare.
3611 (function_needs_eh_personality): Declare.
3612 * except.c (lang_eh_runtime_type): Remove.
3613 (function_needs_eh_personality): New function.
3614 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
3615 (sjlj_emit_function_enter, output_function_exception_table):
3616 Use personality from current_function_decl.
3617 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
3618 * tree-inline.c (tree_can_inline_p): Do not inline across different
3620 (expand_call_inline): Likewise. Adjust the callers EH personality.
3621 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
3622 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
3623 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
3624 (c-parser.o): Likewise
3625 * c-tree.h (c_eh_initialized_p): Remove.
3626 (c_maybe_initialize_eh): Likewise.
3627 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
3628 (finish_decl): Don't call c_maybe_initialize_eh.
3629 (c_eh_initialized_p): Remove.
3630 (c_maybe_initialize_eh): Likewise.
3631 * c-parser.c (c_parser_omp_construct): Likewise.
3632 (c_parse_file): Initialize exception handling.
3634 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
3636 * config.gcc (tm_file): Remove i386/biarch32.h
3637 for i?86-w64-mingw* case.
3638 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
3640 * config.host: Set for x64 mingw the option
3641 use_long_long_for_widest_fast_int to yes.
3643 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
3645 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
3646 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
3647 (dbxout_begin_function): Likewise.
3648 * final.c (dwarf2_debug_info_emitted_p): New predicate.
3649 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
3650 set on the function.
3651 (final_end_function): Likewise.
3652 (final_scan_insn): Likewise.
3653 (rest_of_handle_final): Likewise.
3654 * varasm.c (assemble_start_function): Likewise.
3655 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
3657 2009-09-12 Jason Merrill <jason@redhat.com>
3659 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
3660 * opts.c (common_handle_option): constify.
3662 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
3664 * doc/install.texi (avr): Remove obsolete reference site.
3666 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
3668 * doc/install.texi (Binaries): Adjust AIX link.
3670 2009-09-12 Akim Demaille <demaille@gostai.com>
3672 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
3673 Use an imperative sentence.
3675 2009-09-11 Richard Henderson <rth@redhat.com>
3677 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
3678 structure-name and has-tree-operands arguments; update all entries.
3679 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
3681 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
3682 (gsstruct_code_size): New.
3683 (gss_for_code_): New.
3684 (gss_for_code): Remove.
3685 (gimple_size): Rewrite using gsstruct_code_size.
3686 (gimple_statement_structure): Move to gimple.h.
3687 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
3688 (gss_for_code, gimple_statement_structure): New.
3689 (gimple_ops): Use new arrays; tidy.
3691 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3693 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
3694 operand to be a PLUS expression.
3695 * config/pa/pa.c (pa_secondary_reload): Likewise.
3697 2009-09-11 Jakub Jelinek <jakub@redhat.com>
3699 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
3701 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
3704 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
3706 From Jie Zhang <jie.zhang@analog.com>:
3707 * doc/extend.texi (node Function Attributes): Document l2
3709 (node Blackfin Variable Attributes): Document l2 variable attributes.
3711 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
3713 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
3714 to match the system compiler's configuration at inflection point.
3715 Add comment to remark a remaining difference with system compiler.
3717 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
3718 * configure: Regenerate.
3720 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
3722 From Jie Zhang <jie.zhang@analog.com>:
3723 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
3724 (bfin_handle_l2_attribute): New.
3725 (bfin_attribute_table): Add l2 attribute.
3727 2009-09-11 Michael Matz <matz@suse.de>
3730 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
3731 on the local_decls list.
3733 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
3737 * cselib.c (cselib_expand_value_rtx_cb): Document callback
3739 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
3740 for VALUEs, to implement the documented interface.
3741 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
3742 Adjust for VALUEs and anything else, to implement the
3743 documented interface.
3745 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
3747 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
3748 with actual SPE/paired vector modes before using 64-bit alignment.
3749 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
3751 2009-09-10 DJ Delorie <dj@redhat.com>
3753 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
3756 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
3757 * config/mep/mep.c (mep_legitimate_constant_p): New.
3758 * config/mep/mep-protos.h: Prototype it.
3760 2009-09-10 Richard Henderson <rth@redhat.com>
3762 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
3764 2009-09-10 Jason Merrill <jason@redhat.com>
3766 * tree.c (chain_index): New fn.
3767 * tree.h: Declare it.
3769 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3771 * config/sol2-c.c (cmn_err_length_specs): Initialize
3772 scalar_identity_flag.
3774 2009-09-10 Richard Henderson <rth@redhat.com>
3776 * tree.h (struct tree_decl_common): Move align member earlier;
3777 move label_decl_uid member ...
3778 (struct tree_label_decl): ... here.
3779 (LABEL_DECL_UID): Update to match.
3781 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
3784 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
3785 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
3787 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
3788 dest_prev if the edge is complex.
3790 * tree-cfg.c (is_ctrl_stmt): Use a switch.
3792 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
3793 loop latch tests earlier.
3795 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
3796 before GIMPLE_RETURN, not after its predecessor; insert
3799 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
3800 gimple_seq_empty_p to test for no PHI nodes.
3801 * tree-cfg.c (split_critical_edges): Likewise.
3803 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
3805 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
3807 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
3808 introduced by the VTA branch merge.
3810 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
3812 * ira-conflicts.c: Use fputs or putc instead of fprintf
3816 * tree-switch-conversion.c: Ditto.
3818 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
3820 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
3821 introduced by the VTA branch merge.
3823 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
3826 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
3828 PR rtl-optimization/39779
3829 * expr.c (convert_modes): Return when mode == oldmode after
3830 CONST_INTs are processed.
3832 2009-09-10 Nick Clifton <nickc@redhat.com>
3834 * config/mep/mep.c (mep_encode_section_info): Copy weakness
3835 attribute and referring decl when creating renamed symbol.
3837 2009-09-10 Richard Guenther <rguenther@suse.de>
3840 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
3842 (cgraph_finalize_compilation_unit): Compute reachability
3843 before emitting thunks. Properly process aliases before
3844 possibly removing unreachable nodes.
3846 2009-09-10 Richard Guenther <rguenther@suse.de>
3849 * tree.c (struct free_lang_data_d): Add worklist member.
3850 (find_decls_types_r): Push onto the worklist instead of recursing.
3851 Handle TREE_BINFOs properly.
3852 (find_decls_types): New function wrapped around find_decls_types_r
3853 to process the worklist.
3854 (find_decls_types_in_eh_region): Use it.
3855 (find_decls_types_in_node): Likewise.
3856 (find_decls_types_in_var): Likewise.
3857 (free_lang_data_in_cgraph): Likewise. Free the worklist.
3858 * tree.h (RECORD_OR_UNION_TYPE_P): New.
3859 (AGGREGATE_TYPE_P): Adjust.
3861 2009-09-09 Jason Merrill <jason@redhat.com>
3863 * configure.ac: Check glibc version even if we have an in-tree
3866 2009-09-09 Anthony Green <green@moxielogic.com>
3868 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
3869 the constant 0 when appropriate.
3870 * config/moxie/constraints.md: Add constraint O.
3872 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
3873 to pass up to 6 32-bit argument values in registers.
3874 (moxie_function_arg): Ditto.
3875 (moxie_arg_partial_bytes): Ditto.
3876 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
3877 (REG_PARM_STACK_SPACE): Ditto.
3878 (FUNCTION_ARG_REGNO_P): Ditto.
3880 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
3881 instruction to allocate stack space.
3883 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
3885 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
3886 unnecessarily stringent constraints. Fix address
3887 calculation in the splitters.
3889 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
3891 PR rtl-optimization/39779
3892 * expr.c (convert_modes): Return when mode == oldmode after
3893 CONST_INTs are processed.
3895 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
3898 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
3899 (ix86_expand_prologue): Take frame.padding0 into logic of
3901 (ix86_expand_epilogue): Likewise.
3903 2009-09-09 Jakub Jelinek <jakub@redhat.com>
3905 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
3907 (SHLIB_LINK, SHLIB_INSTALL): Use them.
3908 * config/t-slibgcc-libgcc: New file.
3909 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
3911 2009-09-09 Martin Jambor <mjambor@suse.cz>
3913 PR tree-optimization/41089
3914 * tree-sra.c (find_var_candidates): Do not consider va_lists in
3917 2009-09-09 Richard Henderson <rth@redhat.com>
3919 * gimple.h (CASE_GIMPLE_OMP): New.
3920 (is_gimple_omp): Use it.
3921 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
3922 (verify_gimple_debug): Likewise.
3924 2009-09-09 Richard Guenther <rguenther@suse.de>
3926 PR tree-optimization/41101
3927 * tree-ssa-pre.c (maximal_set): Remove.
3928 (compute_antic_aux): Treat the maximal set as implicitly all ones.
3929 Defer all blocks we didn't visit at least one successor.
3930 (add_to_exp_gen): Do not add to the maximal set.
3931 (make_values_for_phi): Likewise.
3932 (compute_avail): Likewise.
3933 (init_pre): Do not allocate the maximal set.
3934 (execute_pre): Do not dump it.
3936 2009-09-09 Martin Jambor <mjambor@suse.cz>
3938 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
3939 an SSA_NAME rather than a is_gimple_variable.
3941 2009-09-09 Richard Guenther <rguenther@suse.de>
3944 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
3945 code dealing with plain pointer bases.
3946 (maybe_fold_offset_to_reference): Likewise.
3947 (maybe_fold_stmt_addition): Adjust.
3949 2009-09-09 Richard Guenther <rguenther@suse.de>
3951 * tree.c (free_lang_data_in_type): Do not free the type variant
3953 (free_lang_data): Merge char_type_node with its properly signed
3955 (pass_ipa_free): Collect after freeing language specific data.
3957 2009-09-09 Michael Matz <matz@suse.de>
3960 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
3961 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
3962 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
3965 2009-09-08 DJ Delorie <dj@redhat.com>
3967 * config/mep/mep.c (conversions[]): Add "ml" pattern.
3969 2009-09-04 Jason Merrill <jason@redhat.com>
3971 * tree.c (tree_find_value): Remove.
3972 * tree.h: Remove prototype.
3973 * varasm.c (assemble_external): Use value_member instead.
3975 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
3977 * toplev.c (process_options): Choose default debugging type when
3978 gtoggle enables debug info and type is unset.
3980 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
3984 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
3987 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
3989 * configure: Rebuilt with modified libtool.m4.
3991 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
3996 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
3998 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4000 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
4001 (remove_statement): Likewise.
4002 (rewrite_use_nonlinear_expr): Adjust.
4003 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
4004 * tree-ssa.c (release_defs_bitset): ... this. New.
4005 * tree-flow.h (release_defs_bitset): Declare.
4007 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4010 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
4011 in the middle block.
4013 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
4015 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
4016 via intptr_t to long type.
4017 (insert_operand_rank): Cast long type via intptr_t to
4019 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
4021 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
4022 from pointer to unsigned via uintptr_t.
4024 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
4025 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
4027 * configure: Regenerated.
4028 * config.in: Regenerated
4029 * system.h (stdint.h): Add include.
4030 (inttypes.h): Likewise.
4031 * Makefile.in (aclocal): Add config/stdint.m4.
4032 * aclocal.m4: Regenerated.
4034 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
4036 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
4038 (note_np_check_stores): New function.
4039 (harmless_null_pointer_p): New function.
4040 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
4041 changed. Take into account whether we're in the shadow of a condjump
4042 that tested NP_REG for NULL.
4043 Lose all code that tested for SEQUENCEs.
4044 (workaround_speculation): Avoid inserting NOPs for loads that are
4045 either always executed or a NULL pointer.
4047 2009-09-08 Jan Hubicka <jh@suse.cz>
4049 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
4050 * params.def (early-inlining-insns): Likewise.
4052 2009-09-08 Jakub Jelinek <jakub@redhat.com>
4054 PR rtl-optimization/41239
4055 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
4056 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
4058 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
4059 across calls, as the calls might not always return normally.
4060 (call_may_noreturn_p): New function.
4061 (deps_analyze_insn): Update last_function_call_may_noreturn list.
4062 (init_deps): Initialize it.
4063 (remove_from_deps): Also remove calls from
4064 last_function_call_may_noreturn list.
4066 2009-09-07 Richard Henderson <rth@redhat.com>
4068 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
4069 more VR->OPERANDS than LHS operands. Free LHS before returning.
4071 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4073 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
4074 (attr "addrtype"): New member "spreg".
4075 Use it if mem_spfp_address_operand is true for the address.
4076 (attr "type"): New entry "stall".
4077 (cpu_unit "load"): New.
4078 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
4080 (insn_reservation "loadsp"): New.
4081 (insn_reservation "load_stall1"): New.
4082 (insn_reservation "load_stall3"): New.
4084 * config/bfin/predicates.md (const1_operand, const3_operand): New.
4085 (mem_p_address_operand): Exclude stack and frame pointer based
4087 (mem_spfp_address_operand): New; match them here.
4088 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
4089 (bfin_reorg): Call it if scheduling insns.
4090 (bfin_gen_bundles): Remove dummy insns created by
4091 add_sched_insns_for_speculation.
4093 From Jie Zhang <jie.zhang@analog.com>:
4094 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
4095 bfin_si_revision, bfin_workarounds): Move these ...
4096 * config/bfin/bfin.h: ... here.
4098 From Mike Frysinger <michael.frysinger@analog.com>
4099 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
4100 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
4101 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
4102 bf547m, bf548m, and bf549m.
4103 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
4104 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
4105 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
4106 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
4107 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
4108 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
4109 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
4110 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
4111 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
4112 bf542m, bf544m, bf547m, bf548m, and bf549m.
4114 From Jie Zhang <jie.zhang@analog.com>:
4115 * config/bfin/predicates.md (p_register_operand): New predicate.
4116 (dp_register_operand): New predicate.
4117 * config/bfin/bfin-protos.h (WA_05000074): Define.
4118 (ENABLE_WA_05000074): Define.
4119 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
4120 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
4121 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
4122 (define_attr addrtype): Allow load/store register to be P register.
4123 (define_attr storereg): New.
4124 (define_cpu_unit anomaly_05000074): New.
4125 (define_insn_reservation dsp32shiftimm): New.
4126 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
4127 (define_insn_reservation loadp): Cannot use slot2.
4128 (define_insn_reservation loadsp): Cannot use slot2.
4129 (define_insn_reservation storep): Cannot use slot2. Does not
4130 apply when working around 05000074.
4131 (define_insn_reservation storep_anomaly_05000074): New.
4132 (define_insn_reservation storei): Does not apply when working
4134 (define_insn_reservation storei_anomaly_05000074): New.
4135 (define_attr length): Add dsp32shiftimm case.
4136 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
4137 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
4138 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
4139 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
4140 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
4142 2009-09-07 Martin Jambor <mjambor@suse.cz>
4145 * tree-sra.c (create_artificial_child_access): Return NULL if
4146 build_ref_for_offset fails.
4147 (propagate_subacesses_accross_link): Allow build_ref_for_offset
4148 and create_artificial_child_access to fail.
4150 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
4153 * unwind-dw2.c (uw_init_context_1): Mark noinline.
4154 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
4155 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
4157 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4159 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
4160 block, ensure it has an exit edge. Emit a barrier after a jump.
4162 2009-09-07 Nick Clifton <nickc@redhat.com>
4164 * gcc.c (this_is_linker_script): New variable. Like
4165 this_is_library_file but for the %T constructor.
4166 (end_going_arg): If this_is_linker_script is set then locate the
4167 script and insert a --script switch before it
4168 (do_spec_2): Initialise this_is_linker_script.
4169 (do_spec_1): Likewise. Handle %T construct.
4170 (eval_spec_function): Preserve this_is_linker_script.
4171 * doc/invoke.texi: Document %T construct in spec files.
4172 * config/m32c/m32c.h (LIB_SPEC): Use it.
4174 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4176 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
4177 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
4178 when volatile flag is set.
4179 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
4181 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
4184 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
4185 (combine_stack_adjustments_for_block): Allow insns between stack
4186 adjustments and stores with corresponding pre-(dec|inc)rement or
4187 pre-modify operation.
4189 2009-09-06 Jakub Jelinek <jakub@redhat.com>
4192 * combine-stack-adj.c (struct csa_memlist): Rename to...
4193 (struct csa_reflist): ... this. Rename mem field to ref.
4194 (free_csa_memlist): Rename to...
4195 (free_csa_reflist): ... this.
4196 (record_one_stack_memref): Rename to...
4197 (record_one_stack_ref): ... this. Handle also REG_P.
4198 (try_apply_stack_adjustment): Handle also REG_P.
4199 (struct record_stack_memrefs_data): Rename to...
4200 (struct record_stack_refs_data): ... this. Rename memlist field to
4202 (record_stack_memrefs): Rename to...
4203 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
4204 subexpressions instead of failing when a MEM contains SP references.
4205 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
4206 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
4208 2009-09-06 Richard Guenther <rguenther@suse.de>
4211 * tree.c (build_array_type): Do not record types marked
4212 with structural equality in the canonical type hashtable.
4214 2009-09-06 Richard Guenther <rguenther@suse.de>
4217 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
4219 2009-09-05 Richard Guenther <rguenther@suse.de>
4222 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
4224 2009-09-05 Richard Guenther <rguenther@suse.de>
4227 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
4229 2009-09-05 Richard Guenther <rguenther@suse.de>
4232 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
4233 before comparing function argument types.
4235 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4238 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
4241 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
4244 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
4246 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
4247 locators before emit_insn is called.
4249 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
4252 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
4253 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
4254 (reginfo_init): Don't call allocate_reg_info.
4256 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
4259 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
4260 NONDEBUG_INSN_P instead of INSN_P.
4262 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4265 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
4267 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4270 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
4271 pattern of the split.
4273 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4275 * toplev.c (process_options): Move setter of flag_var_tracking
4276 before other tests that depend on it. Move down setter of
4277 flag_rename_registers. Don't enable var-tracking-assignments
4278 by default if selective scheduling is enabled. Warn if both
4281 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4283 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
4284 comment. Use switch statement to catch overlaps between rtx
4285 and tree codes. Accept FUNCTION_DECLs in addition to those in...
4286 (IS_DECL_CODE): ... here. Remove.
4287 (check_value_is_not_decl): Remove.
4288 (dv_from_decl, dv_from_value): Check after conversion.
4290 2009-09-04 Richard Guenther <rguenther@suse.de>
4293 * (cgraph_finalize_compilation_unit): Move finalizing aliases
4294 after emitting tunks. Move emitting thunks and ctors from ...
4295 (cgraph_optimize): ... here. Remove redundant
4296 cgraph_analyze_functions.
4297 * varasm.c (find_decl_and_mark_needed): Remove no longer
4299 (finish_aliases_1): Adjust check for thunk aliases.
4301 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
4303 * config/arm/arm.md (ctzsi2): Added braces
4304 to avoid warning that broke booststrap.
4306 2009-09-04 Martin Jambor <mjambor@suse.cz>
4308 PR tree-optimization/41112
4309 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
4310 handle variable-bounded arrays.
4311 (expr_with_var_bounded_array_refs_p): New function.
4312 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
4314 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
4316 * config/s390/2097.md: Removed two incorrect bypasses.
4317 (z10_fsimpdf): Fixed latency.
4318 (z10_fhex): New insn_reservation.
4319 (z10_floaddf): Fixed latency.
4320 (z10_floadsf): Fixed latency.
4321 (z10_ftrunctf): Fixed latency.
4322 (z10_ftruncdf): Fixed latency.
4323 * config/s390/s390.c (z10_cost): Fixed values.
4324 (s390_adjust_priority): Added z10 path.
4325 * config/s390/s390.md (type): Added fhex.
4326 (*mov<mode>_64dfp): Updated type attribute.
4327 (*mov<mode>_64): Updated type attribute.
4328 (*mov<mode>_31): Updated type attribute.
4329 (*mov<mode>"): Likewise.
4330 * config/s390/2084.md (x_fsimpdf): Updated condition.
4332 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
4334 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
4335 RTXs in the predicate for operand 1.
4337 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
4339 * config/arm/arm.md (UNSPEC_RBIT): New constant.
4340 (rbitsi2): New insn.
4341 (ctzsi2): New expand.
4342 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
4344 2009-09-03 Martin Jambor <mjambor@suse.cz>
4346 * tree-sra.c (duplicate_expr_for_different_base): Removed.
4347 (create_artificial_child_access): Use build_ref_for_offset instead
4348 of duplicate_expr_for_different_base.
4349 (propagate_subacesses_accross_link): Likewise.
4351 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
4353 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
4355 (mips16e_collect_argument_saves): Skip debug instructions.
4356 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
4357 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
4358 (r10k_insert_cache_barriers): Likewise.
4359 (mips_reorg_process_insns): Likewise.
4361 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
4364 * ira.c (update_equiv_reg): Remove check on class likely spill.
4366 2009-09-03 Jakub Jelinek <jakub@redhat.com>
4369 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
4370 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
4374 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
4375 the stack slot if it is passed by invisible reference.
4376 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
4377 by invisible reference.
4379 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
4381 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
4382 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
4383 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
4385 * config/bfin/sync.md: New file.
4386 * config/bfin/bfin.md: Include it.
4387 (UNSPEC_ATOMIC): New.
4388 (UNSPEC_ONES): Provide a unique number.
4390 From Jie Zhang <jie.zhang@analog.com>:
4391 * config/bfin/bfin.c (ret_regs): New.
4392 (must_save_fp_p): Don't return true because of frame_pointer_needed.
4393 (must_save_rets_p): New.
4394 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
4395 current_function_is_leaf.
4396 (do_link): Likewise.
4397 (do_unlink): Likewise.
4398 (expand_interrupt_handler_prologue): Use ret_regs array.
4399 (expand_interrupt_handler_epilogue): Use ret_regs array and
4400 pass return register to gen_return_internal.
4401 (bfin_expand_epilogue): Pass return register to
4402 gen_return_internal.
4403 (bfin_expand_call): Explicitly clobber RETS.
4404 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
4405 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
4406 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
4407 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
4409 (return_internal): Take a reg rtx rather than the register number.
4411 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
4413 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
4414 when comparing against estimated_loop_iterations_int return.
4416 2009-09-03 Richard Guenther <rguenther@suse.de>
4418 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
4419 eh_personality_libfunc.
4421 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4423 * tree-parloops.c (separate_decls_in_region): Add space.
4425 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4427 * tree-parloops.c (separate_decls_in_region): Change the condition
4428 checking if there are reductions in the loop.
4430 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4432 PR tree-optimization/38275
4433 * tree-parloops.c (parallelize_loops): Replace profitability condition
4434 for expected number of iterations.
4436 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
4438 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
4439 (bootstrap-debug): Explain conditions in which it becomes default.
4440 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
4443 2009-09-03 Namhyung Kim <namhyung@gmail.com>
4445 * doc/invoke.texi (Optimize Options): Move
4446 -finline-small-functions to the -O2 list.
4448 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
4450 * toplev.c (process_options): Enable var-tracking-assignments
4451 by default if var-tracking is enabled.
4453 2009-09-02 David Daney <ddaney@caviumnetworks.com>
4455 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
4457 * emit-rtl.c (prev_nonnote_insn_bb): New function.
4458 * rtl.h (prev_nonnote_insn_bb): Declare it.
4460 2009-09-03 Diego Novillo <dnovillo@google.com>
4462 * cgraph.c (cgraph_node_for_decl): New.
4463 * cgraph.h (cgraph_node_for_decl): Declare.
4464 * tree.c (host_integerp): Return 0 if T is NULL.
4466 2009-09-03 Diego Novillo <dnovillo@google.com>
4468 * tree.h (struct alias_pair): Move from varasm.c.
4469 (alias_pairs): Likewise.
4470 (TYPE_MAXVAL): Define.
4471 (TYPE_MINVAL): Define.
4472 (iterative_hash_host_wide_int): Declare.
4473 (remove_unreachable_alias_pairs): Declare.
4474 * tree-pass.h (pass_ipa_free_lang_data): Declare.
4475 * diagnostic.c (default_diagnostic_starter): Make extern.
4476 (default_diagnostic_finalizer): Make extern.
4477 * diagnostic.h (default_diagnostic_starter): Declare.
4478 (default_diagnostic_finalizer): Declare.
4479 (default_tree_printer): Declare.
4480 * toplev.c (default_tree_printer): Make extern.
4482 2009-09-03 Richard Guenther <rguenther@suse.de>
4483 Diego Novillo <dnovillo@google.com>
4485 * cgraph.c (cgraph_add_new_function): Remove gimplification.
4486 * cgraphunit.c (cgraph_expand_function): Do not emit
4487 associated thunks from here.
4488 (cgraph_emit_thunks): New.
4489 (cgraph_optimize): Call it.
4490 Return if any IPA pass finds an error.
4491 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
4494 2009-09-03 Simon Baldwin <simonb@google.com>
4495 Rafael Espindola <espindola@google.com>
4496 Richard Guenther <rguenther@suse.de>
4497 Doug Kwan <dougkwan@google.com>
4498 Diego Novillo <dnovillo@google.com>
4500 * tree.c: Include tree-pass.h, langhooks-def.h,
4501 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
4502 (free_lang_data_in_type): New.
4503 (need_assembler_name_p): New.
4504 (free_lang_data_in_block): New.
4505 (free_lang_data_in_decl): New.
4506 (struct free_lang_data_d): New.
4507 (add_tree_to_fld_list): New.
4508 (find_decls_types_r): New.
4509 (get_eh_types_for_runtime): New.
4510 (find_decls_types_in_eh_region): New.
4511 (find_decls_types_in_node): New.
4512 (find_decls_types_in_var): New.
4513 (free_lang_data_in_cgraph): New.
4514 (free_lang_data): New.
4515 (gate_free_lang_data): New.
4516 (pass_ipa_free_lang_data): New.
4518 2009-09-03 Diego Novillo <dnovillo@google.com>
4520 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
4521 * langhooks.h (struct lang_hooks): Add field free_lang_data.
4522 (lang_hooks): Remove const qualifier.
4523 * ipa.c (cgraph_remove_unreachable_nodes): Call
4524 remove_unreachable_alias_pairs.
4525 * except.c (add_type_for_runtime): Check if TYPE has
4526 already been converted.
4527 (lookup_type_for_runtime): Likewise.
4528 (check_handled): Handle converted types.
4529 * varasm.c (remove_unreachable_alias_pairs): New.
4530 * gimple.c: Include demangle.h.
4531 (gimple_decl_printable_name): New.
4532 (gimple_fold_obj_type_ref): New.
4533 * gimple.h (gimple_decl_printable_name): Declare.
4534 (gimple_fold_obj_type_ref): Declare.
4535 * passes.c (init_optimization_passes): Add pass
4536 pass_ipa_free_lang_data.
4537 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
4538 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
4540 2009-09-03 Diego Novillo <dnovillo@google.com>
4542 * c-lang.c (lang_hooks): Remove const qualifier.
4544 2009-09-02 Loren James Rittle <ljrittle@acm.org>
4546 * doc/install.texi (*-*-freebsd*): Update target information.
4548 2009-09-02 Anatoly Sokolov <aesok@post.ru>
4550 * hard-reg-set.h (call_fixed_regs): Remove.
4551 * reginfo.c (call_fixed_regs): Remove.
4552 (init_reg_sets_1): Remove initialization of call_fixed_regs.
4553 (globalize_reg): Don't use call_fixed_regs.
4554 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
4557 2009-09-01 Michael Matz <matz@suse.de>
4559 * expr.h (emit_storent_insn, expand_expr_real_1,
4560 expand_expr_real_2): Declare.
4561 * expr.c (emit_storent_insn, expand_expr_real_1,
4562 expand_expr_real_2): Export.
4563 (store_expr): Setting and evaluating dont_return_target is useless.
4564 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
4565 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
4566 * except.c (expand_resx_expr): Rename to ...
4567 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
4568 * except.h (expand_resx_stmt): Declare.
4569 * stmt.c: Add include gimple.h
4570 (expand_asm_expr): Rename to ...
4571 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
4572 (expand_case): Rewrite to take gimple statement.
4573 * tree.h (expand_asm_stmt): Declare.
4574 (expand_case): Change prototype.
4575 * Makefile.in (stmt.o): Depend on gimple.h.
4576 * builtins.c (expand_builtin_synchronize): Build gimple asm
4577 statement, not an ASM_EXPR.
4578 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
4579 gimple_to_tree, release_stmt_tree): Remove.
4580 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
4581 ggc_free, but hold comparison code and operands separately.
4582 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
4583 (expand_call_stmt, expand_gimple_stmt_1,
4584 expand_gimple_stmt): New helpers.
4585 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
4586 release_stmt_tree. Call expand_gimple_stmt instead.
4587 (expand_gimple_basic_block): Ditto.
4589 * calls.c (emit_call_1): Don't look at EH regions here, make
4590 fntree parameter useless.
4591 (expand_call): New local rettype for TREE_TYPE(exp), use it
4592 throughout. Remove local p, use addr instead.
4593 Don't look at EH regions here.
4595 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
4597 * doc/invoke.texi (-fsched-pressure): Document it.
4598 (-fsched-reg-pressure-heuristic): Remove it.
4600 * reload.c (ira.h): Include.
4601 (find_reloads): Add choosing reload on number of small spilled
4604 * haifa-sched.c (ira.h): Include.
4605 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
4606 saved_reg_pressure, curr_reg_live, saved_reg_live,
4607 region_ref_regs): New variables.
4608 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
4609 initiate_reg_pressure_info, setup_ref_regs,
4610 initiate_bb_reg_pressure_info, save_reg_pressure,
4611 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
4613 (setup_insn_reg_pressure_info): New function.
4614 (rank_for_schedule): Add pressure checking and insn issue time.
4615 Remove comparison of insn reg weights.
4616 (ready_sort): Set insn reg pressure info.
4617 (update_register_pressure, setup_insn_max_reg_pressure,
4618 update_reg_and_insn_max_reg_pressure,
4619 sched_setup_bb_reg_pressure_info): New functions.
4620 (schedule_insn): Add code for printing and updating reg pressure info.
4621 (find_set_reg_weight, find_insn_reg_weight): Remove.
4622 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
4623 (debug_ready_list): Print reg pressure info.
4624 (schedule_block): Ditto. Check insn issue time.
4625 (sched_init): Set up sched_pressure_p. Allocate and set up some
4626 reg pressure related info.
4627 (sched_finish): Free some reg pressure related info.
4628 (fix_tick_ready): Make insn always ready if pressure_p.
4629 (init_h_i_d): Don't call find_insn_reg_weight.
4630 (haifa_finish_h_i_d): Free insn reg pressure info.
4632 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
4633 ira_memory_move_cost, ira_class_hard_regs,
4634 ira_class_hard_regs_num, ira_no_alloc_regs,
4635 ira_available_class_regs, ira_reg_class_cover_size,
4636 ira_reg_class_cover, ira_class_translate): Move to ira.h.
4638 * ira-lives.c (single_reg_class): Check mode to find how many
4639 registers are necessary for operand.
4640 (ira_implicitly_set_insn_hard_regs): New.
4642 * common.opt (fsched-pressure): New options.
4643 (fsched-reg-pressure-heuristic): Remove.
4645 * ira.c (setup_eliminable_regset): Rename to
4646 ira_setup_eliminable_regset. Make it external.
4647 (expand_reg_info): Pass cover class to setup_reg_classes.
4648 (ira): Call resize_reg_info instead of allocate_reg_info.
4650 * sched-deps.c: Include ira.h.
4651 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
4652 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
4653 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
4654 mark_insn_hard_regno_birth, mark_insn_reg_birth,
4655 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
4656 mark_insn_reg_store, mark_insn_reg_clobber,
4657 setup_insn_reg_pressure_info): New.
4658 (sched_analyze_1): Update implicit_reg_pending_uses.
4659 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
4660 Use them to create dependencies. Set insn reg uses and pressure
4661 info. Process reg_pending_uses in one place.
4662 (free_deps): Free implicit sets.
4663 (remove_from_deps): Remove implicit sets if necessary. Check
4664 implicit sets when clearing reg_last_in_use.
4665 (init_deps_global): Clear implicit_reg_pending_clobbers and
4666 implicit_reg_pending_uses.
4668 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
4669 ira_memory_move_cost, ira_class_hard_regs,
4670 ira_class_hard_regs_num, ira_no_alloc_regs,
4671 ira_available_class_regs, ira_reg_class_cover_size,
4672 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
4673 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
4674 ira_implicitly_set_insn_hard_regs): New prototypes.
4676 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
4677 cost_elements_num): New variables.
4678 (allocno_costs, total_costs): Rename to costs and
4679 total_allocno_costs.
4680 (COSTS_OF_ALLOCNO): Rename to COSTS.
4681 (allocno_pref): Rename to pref.
4682 (allocno_pref_buffer): Rename to pref_buffer.
4683 (common_classes): Rename to regno_cover_class.
4685 (record_reg_classes): Set allocno attributes only if allocno_p.
4686 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
4687 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
4688 and COSTS_OF_ALLOCNO.
4689 (print_costs): Rename to print_allocno_costs.
4690 (print_pseudo_costs): New.
4691 (process_bb_node_for_costs): Split into 2 functions with new
4692 function process_bb_for_costs. Pass BB to process_bb_for_costs.
4693 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
4694 new parameter dump_file. Use cost_elements_num instead of
4695 ira_allocnos_num. Make one iteration if preferred classes were
4696 already calculated for scheduler. Make 2 versions of code
4697 depending on allocno_p.
4698 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
4699 regno_cover_class and COSTS instead of common_classes and
4701 (init_costs, finish_costs): New.
4702 (ira_costs): Set up allocno_p and cost_elements_num. Call
4703 init_costs and finish_costs.
4704 (ira_set_pseudo_classes): New.
4706 * rtl.h (allocate_reg_info): Remove.
4707 (resize_reg_info): Change return type.
4708 (reg_cover_class): New.
4709 (setup_reg_classes): Add new parameter.
4711 * sched-int.h (struct deps_reg): New member implicit_sets.
4712 (sched_pressure_p, sched_regno_cover_class): New external definitions.
4713 (INCREASE_BITS): New macro.
4714 (struct reg_pressure_data, struct reg_use_data): New.
4715 (struct _haifa_insn_data): Remove reg_weight. Add members
4716 reg_pressure, reg_use_list, reg_set_list, and
4717 reg_pressure_excess_cost_change.
4718 (struct deps): New member implicit_sets.
4719 (pressure_p): New variable.
4720 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
4721 (struct reg_pressure_data, struct reg_use_data): New.
4722 (INSN_REG_WEIGHT): Remove.
4723 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
4724 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
4725 (sched_init_region_reg_pressure_info,
4726 sched_setup_bb_reg_pressure_info): New prototypes.
4728 * reginfo.c (struct reg_pref): New member coverclass.
4729 (reg_cover_class): New function.
4730 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
4731 (reg_info_size): New variable.
4732 (allocate_reg_info): Make static. Setup reg_info_size.
4733 (resize_reg_info): Use reg_info_size. Return flag of resizing.
4734 (setup_reg_classes): Add a new parameter. Setup cover class too.
4736 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
4739 * sched-rgn.c (deps_join): Set up implicit_sets.
4740 (schedule_region): Set up region and basic blocks pressure
4743 * passes.c (init_optimization_passes): Move
4744 pass_subregs_of_mode_init before pass_sched.
4746 2009-09-02 Martin Jambor <mjambor@suse.cz>
4748 * tree-sra.c (struct access): New field grp_hint.
4749 (dump_access): Dump grp_hint.
4750 (sort_and_splice_var_accesses): Set grp_hint if a group is read
4752 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
4753 those which have been specifically read and somehow written to.
4754 (propagate_subacesses_accross_link): Set grp_hint of right child and
4755 also possibly of the left child.
4757 2009-09-02 Jakub Jelinek <jakub@redhat.com>
4759 * tree-object-size.c (addr_object_size): Always use object_size_type
4760 0 or 2 when determining the pointer pointed object size.
4762 2009-09-02 Richard Guenther <rguenther@suse.de>
4765 2009-08-31 Richard Guenther <rguenther@suse.de>
4767 * builtins.c (fold_builtin_memory_op): Use the alias oracle
4768 to query if the memory regions for memmove overlap.
4769 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
4770 asserts on pointers, instead deal with odd trees.
4771 (ptr_derefs_may_alias_p): Likewise.
4772 (refs_may_alias_p_1): Constructor bases also never alias.
4774 2009-08-01 Christian Bruel <christian.bruel@st.com>
4777 2009-07-31 Christian Bruel <christian.bruel@st.com>
4778 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
4780 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
4782 * doc/invoke.texi (-fvar-tracking-assignments): New.
4783 (-fvar-tracking-assignments-toggle): New.
4784 (-fdump-final-insns=file): Mark filename as optional.
4785 (--param min-nondebug-insn-uid): New.
4786 (-gdwarf-@{version}): Mention version 4.
4787 * opts.c (common_handle_option): Accept it.
4788 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
4789 * regrename.c (regrename_optimize): Drop last. Don't count debug
4790 insns as uses. Don't reject change because of debug insn.
4791 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
4792 from the chain starter, and check for inexact matches in DEBUG_INSNS.
4793 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
4794 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
4795 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
4796 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
4797 * doc/gimple.texi (is_gimple_debug): New.
4798 (gimple_debug_bind_p): New.
4799 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
4800 * doc/install.texi (bootstrap-debug): More details.
4801 (bootstrap-debug-big, bootstrap-debug-lean): Document.
4802 (bootstrap-debug-lib): More details.
4803 (bootstrap-debug-ckovw): Update.
4804 (bootstrap-time): New.
4805 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
4806 (insert_phi_nodes_for): Insert debug stmts.
4807 (rewrite_stmt): Take iterator. Insert debug stmts.
4808 (rewrite_enter_block): Adjust.
4809 (maybe_replace_use_in_debug_stmt): New.
4810 (rewrite_update_stmt): Use it.
4811 (mark_use_interesting): Return early for debug stmts.
4812 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
4813 stmts before replacing stmt.
4814 (move_computations_stmt): Likewise.
4815 * ira-conflicts.c (add_copies): Skip debug insns.
4816 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
4817 (regstat_bb_compute_ri): Skip debug insns.
4818 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
4819 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
4820 check_loop_closed_ssa_stmt): Skip debug stmts.
4821 * tree-tailcall.c (find_tail_calls): Likewise.
4822 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
4823 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
4824 (build_var_debug_value_stat): Declare.
4825 (build_var_debug_value): Define.
4826 (target_for_debug_bind): Declare.
4827 * reload.c (find_equiv_reg): Skip debug insns.
4828 * rtlanal.c (reg_used_between_p): Skip debug insns.
4829 (side_effects_p): Likewise.
4830 (canonicalize_condition): Likewise.
4831 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
4832 insns never depend on debug insns.
4833 (create_ddg_dep_no_link): Likewise.
4834 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
4835 Don't add inter-loop dependencies for debug insns.
4836 (build_intra_loop_deps): Likewise.
4837 (create_ddg): Count debug insns.
4838 * ddg.h (struct ddg::num_debug): New.
4839 (num_backargs): Pair up with previous int field.
4840 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
4841 -fcompare-debug-second.
4842 * final.c (get_attr_length_1): Skip debug insns.
4843 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
4844 * gcc.c (invoke_as): Call compare-debug-dump-opt.
4845 (driver_self_specs): Map -fdump-final-insns to
4846 -fdump-final-insns=..
4847 (get_local_tick): New.
4848 (compare_debug_dump_opt_spec_function): Test for . argument and
4849 compute output name. Compute temp output spec without flag name.
4850 Compute -frandom-seed.
4851 (OPT): Undef after use.
4852 * cfgloopanal.c (num_loop_insns): Skip debug insns.
4853 (average_num_loop_insns): Likewise.
4854 * params.h (MIN_NONDEBUG_INSN_UID): New.
4855 * gimple.def (GIMPLE_DEBUG): New.
4856 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
4857 * auto-inc-dec.c (merge_in_block): Skip debug insns.
4858 (merge_in_block): Fix whitespace.
4859 * toplev.c (flag_var_tracking): Update comment.
4860 (flag_var_tracking_assignments): New.
4861 (flag_var_tracking_assignments_toggle): New.
4862 (process_options): Don't open final insns dump file if we're not
4863 going to write to it. Compute defaults for var_tracking.
4864 * df-scan.c (df_insn_rescan_debug_internal): New.
4865 (df_uses_record): Handle debug insns.
4866 * haifa-sched.c (ready): Initialize n_debug.
4867 (contributes_to_priority): Skip debug insns.
4868 (dep_list_size): New.
4870 (rank_for_schedule): Likewise. Schedule debug insns as soon as
4871 they're ready. Disregard previous debug insns to make decisions.
4872 (queue_insn): Never queue debug insns.
4873 (ready_add, ready_remove_first, ready_remove): Count debug insns.
4874 (schedule_insn): Don't reject debug insns because of issue rate.
4875 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
4876 (queue_to_ready): Skip and discount debug insns.
4877 (choose_ready): Let debug insns through.
4878 (schedule_block): Check boundary debug insns. Discount debug
4879 insns, schedule them early. Adjust whitespace.
4880 (set_priorities): Check for boundary debug insns.
4881 (add_jump_dependencies): Use dep_list_size.
4882 (prev_non_location_insn): New.
4883 (check_cfg): Use it.
4884 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
4886 (remove_unused_ivs): Reset debug stmts.
4887 * modulo-sched.c (const_iteration_count): Skip debug insns.
4888 (res_MII): Discount debug insns.
4889 (loop_single_full_bb_p): Skip debug insns.
4890 (sms_schedule): Likewise.
4891 (sms_schedule_by_order): Likewise.
4892 (ps_has_conflicts): Likewise.
4893 * caller-save.c (refmarker_fn): New.
4894 (save_call_clobbered_regs): Replace regs with saved mem in
4896 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
4897 Call refmarker_fn mark for hardregnos.
4898 (mark_reg_as_referenced): New.
4899 (replace_reg_with_saved_mem): New.
4900 * ipa-pure-const.c (check_stmt): Skip debug stmts.
4901 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
4903 (cse_extended_basic_block): Skip debug insns.
4904 (count_reg_usage): Likewise.
4905 (is_dead_reg): New, split out of...
4906 (set_live_p): ... here.
4907 (insn_live_p): Use it for debug insns.
4908 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
4909 (execute_optimize_stdarg): Likewise.
4910 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
4911 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
4912 changes in debug stmts as changes.
4913 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
4914 (moveup_expr): Don't move across debug insns. Don't move
4915 debug insn if it would create a bookkeeping block.
4916 (moveup_expr_cached): Don't use cache for debug insns that
4917 are heads of blocks.
4918 (compute_av_set_inside_bb): Skip debug insns.
4919 (sel_rank_for_schedule): Schedule debug insns first. Remove
4921 (block_valid_for_bookkeeping_p); Support lax searches.
4922 (create_block_for_bookkeeping): Adjust block numbers when
4923 encountering debug-only blocks.
4924 (find_place_for_bookkeeping): Deal with debug-only blocks.
4925 (generate_bookkeeping_insn): Accept no place to insert.
4926 (remove_temp_moveop_nops): New argument full_tidying.
4927 (prepare_place_to_insert): Deal with debug insns.
4928 (advance_state_on_fence): Debug insns don't start cycles.
4929 (update_boundaries): Take fence as argument. Deal with
4931 (schedule_expr_on_boundary): No full_tidying on debug insns.
4932 (fill_insns): Deal with debug insns.
4933 (track_scheduled_insns_and_blocks): Don't count debug insns.
4934 (need_nop_to_preserve_insn_bb): New, split out of...
4935 (remove_insn_from_stream): ... this.
4936 (fur_orig_expr_not_found): Skip debug insns.
4937 * rtl.def (VALUE): Move up.
4939 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
4940 (nearest_common_dominator_of_uses): Take debug_stmts argument.
4941 Set it if debug stmts are found.
4942 (statement_sink_location): Skip debug stmts. Propagate
4943 moving defs into debug stmts.
4944 * ifcvt.c (first_active_insn): Skip debug insns.
4945 (last_active_insns): Likewise.
4946 (cond_exec_process_insns): Likewise.
4947 (noce_process_if_block): Likewise.
4948 (check_cond_move_block): Likewise.
4949 (cond_move_convert_if_block): Likewise.
4950 (block_jumps_and_fallthru_p): Likewise.
4951 (dead_or_predicable): Likewise.
4952 * dwarf2out.c (debug_str_hash_forced): New.
4953 (find_AT_string): Add comment.
4954 (gen_label_for_indirect_string): New.
4955 (get_debug_string_label): New.
4956 (AT_string_form): Use it.
4957 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
4958 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
4959 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
4960 several operations that cannot be represented with DWARF opcodes.
4961 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
4962 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
4963 (dwarf2out_var_location): Take during-call mark into account.
4964 (output_indirect_string): Update comment. Output if there are
4965 label and references.
4966 (prune_indirect_string): New.
4967 (prune_unused_types): Call it if debug_str_hash_forced.
4968 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
4969 (dw_long_long_const): Remove.
4970 (struct dw_val_struct): Change val_long_long type to rtx.
4971 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
4972 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
4973 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
4974 component instead of HOST_BITS_PER_LONG.
4975 (output_loc_operands): Likewise. For const8* assert
4976 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
4977 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
4978 rather than HOST_BITS_PER_LONG is >= 64.
4979 (add_AT_long_long): Remove val_hi and val_lo arguments, add
4981 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
4982 HOST_BITS_PER_LONG for dw_val_class_long_long.
4983 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
4984 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
4985 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
4987 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
4988 Handle DW_OP_implicit_value.
4989 (extract_int): Move prototype earlier.
4990 (mem_loc_descriptor): For SUBREG punt if inner
4991 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
4992 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
4993 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
4994 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
4995 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
4996 instead of Pmode size.
4997 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
4998 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
4999 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
5000 (concat_loc_descriptor, concatn_loc_descriptor,
5001 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
5002 (add_location_or_const_value_attribute): Likewise. For single
5003 location loc_lists attempt to use add_const_value_attribute
5004 for constant decls. Add DW_AT_const_value even if
5005 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
5007 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
5008 (control_flow_insn_p): Likewise.
5009 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
5010 (separate_decls_in_region_debug_bind): New.
5011 (separate_decls_in_region): Process debug bind stmts afterwards.
5012 * recog.c (verify_changes): Handle debug insns.
5013 (extract_insn): Likewise.
5014 (peephole2_optimize): Skip debug insns.
5015 * dse.c (scan_insn): Skip debug insns.
5016 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
5018 (setup_id_for_insn): Handle debug insns.
5019 (maybe_tidy_empty_bb): Adjust whitespace.
5020 (tidy_control_flow): Skip debug insns.
5021 (sel_remove_insn): Adjust for debug insns.
5022 (sel_estimate_number_of_insns): Skip debug insns.
5023 (create_insn_rtx_from_pattern): Handle debug insns.
5024 (create_copy_of_insn_rtx): Likewise.
5025 * sel-sched-.h (sel_bb_end): Declare.
5026 (sel_bb_empty_or_nop_p): New.
5027 (get_all_loop_exits): Use it.
5028 (_eligible_successor_edge_p): Likewise.
5029 (return_nop_to_pool): Adjust.
5030 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
5031 * ira-lives.c (process_bb_node_lives): Skip debug insns.
5032 * gimple-pretty-print.c (dump_gimple_debug): New.
5033 (dump_gimple_stmt): Use it.
5034 (dump_bb_header): Skip gimple debug stmts.
5035 * regmove.c (optimize_reg_copy_1): Discount debug insns.
5036 (fixup_match_2): Likewise.
5037 (regmove_backward_pass): Likewise. Simplify combined
5038 replacement. Handle debug insns.
5039 * function.c (instantiate_virtual_regs): Handle debug insns.
5040 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
5041 * print-rtl.h: Include cselib.h.
5042 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
5043 * df.h (df_inns_rescan_debug_internal): Declare.
5044 * gcse.c (alloc_hash_table): Estimate n_insns.
5045 (cprop_insn): Don't regard debug insns as changes.
5046 (bypass_conditional_jumps): Skip debug insns.
5047 (one_pre_gcse_pass): Adjust.
5048 (one_code_hoisting_pass): Likewise.
5049 (compute_ld_motion_mems): Skip debug insns.
5050 (one_cprop_pass): Adjust.
5051 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
5052 (if_convertible_stmt_p): Handle debug stmts.
5053 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
5054 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
5055 * ira-build.c (create_bb_allocnos): Skip debug insns.
5056 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
5057 (has_single_use): Likewise.
5058 (single_imm_use): Likewise.
5059 (num_imm_uses): Likewise.
5060 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
5061 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
5062 (create_outofssa_var_map): Likewise.
5063 * lower-subreg.c (adjust_decomposed_uses): New.
5064 (resolve_debug): New.
5065 (decompose_multiword_subregs): Use it.
5066 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
5067 * emit-rtl.c: Include params.h.
5068 (cur_debug_insn_uid): Define.
5069 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
5070 (copy_rtx_if_shared_1): Handle debug insns.
5071 (reset_used_flags): Likewise.
5072 (set_used_flags): LIkewise.
5073 (get_max_insn_count): New.
5074 (next_nondebug_insn): New.
5075 (prev_nondebug_insn): New.
5076 (make_debug_insn_raw): New.
5077 (emit_insn_before_noloc): Handle debug insns.
5078 (emit_jump_insn_before_noloc): Likewise.
5079 (emit_call_insn_before_noloc): Likewise.
5080 (emit_debug_insn_before_noloc): New.
5081 (emit_insn_after_noloc): Handle debug insns.
5082 (emit_jump_insn_after_noloc): Likewise.
5083 (emit_call_insn_after_noloc): Likewise.
5084 (emit_debug_insn_after_noloc): Likewise.
5085 (emit_insn_after): Take loc from earlier non-debug insn.
5086 (emit_jump_insn_after): Likewise.
5087 (emit_call_insn_after): Likewise.
5088 (emit_debug_insn_after_setloc): New.
5089 (emit_debug_insn_after): New.
5090 (emit_insn_before): Take loc from later non-debug insn.
5091 (emit_jump_insn_before): Likewise.
5092 (emit_call_insn_before): Likewise.
5093 (emit_debug_insn_before_setloc): New.
5094 (emit_debug_insn_before): New.
5095 (emit_insn): Handle debug insns.
5096 (emit_debug_insn): New.
5097 (emit_jump_insn): Handle debug insns.
5098 (emit_call_insn): Likewise.
5100 (init_emit): Take min-nondebug-insn-uid into account.
5101 Initialize cur_debug_insn_uid.
5102 (emit_copy_of_insn_after): Handle debug insns.
5103 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
5104 location of single rhs in place.
5105 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
5106 (floor_sdiv_adjust): New.
5107 (cell_sdiv_adjust): New.
5108 (cell_udiv_adjust): New.
5109 (round_sdiv_adjust): New.
5110 (round_udiv_adjust): New.
5111 (wrap_constant): Moved from cselib.
5112 (unwrap_constant): New.
5113 (expand_debug_expr): New.
5114 (expand_debug_locations): New.
5115 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
5117 (gimple_expand_cfg): Expand debug locations.
5118 * cselib.c: Include tree-pass.h.
5119 (struct expand_value_data): New.
5120 (cselib_record_sets_hook): New.
5121 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
5122 (cselib_clear_table): Move, and implemnet in terms of...
5123 (cselib_reset_table_with_next_value): ... this.
5124 (cselib_get_next_unknown_value): New.
5125 (discard_useless_locs): Don't discard preserved values.
5126 (cselib_preserve_value): New.
5127 (cselib_preserved_value_p): New.
5128 (cselib_preserve_definitely): New.
5129 (cselib_clear_preserve): New.
5130 (cselib_preserve_only_values): New.
5131 (new_cselib_val): Take rtx argument. Dump it in details.
5132 (cselib_lookup_mem): Adjust.
5133 (expand_loc): Take regs_active in struct. Adjust. Silence
5134 dumps unless details are requested.
5135 (cselib_expand_value_rtx_cb): New.
5136 (cselib_expand_value_rtx): Rename and reimplment in terms of...
5137 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
5138 without details. Copy more subregs. Try to resolve values
5139 using a callback. Wrap constants.
5140 (cselib_subst_to_values): Adjust.
5141 (cselib_log_lookup): New.
5142 (cselib_lookup): Call it.
5143 (cselib_invalidate_regno): Don't count preserved values as useless.
5144 (cselib_invalidate_mem): Likewise.
5145 (cselib_record_set): Likewise.
5146 (struct set): Renamed to cselib_set, moved to cselib.h.
5147 (cselib_record_sets): Adjust. Call hook.
5148 (cselib_process_insn): Reset table when it would be cleared.
5149 (dump_cselib_val): New.
5150 (dump_cselib_table): New.
5151 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
5152 (remove_forwarder_block): Support moving debug stmts.
5153 * cselib.h (cselib_record_sets_hook): Declare.
5154 (cselib_expand_callback): New type.
5155 (cselib_expand_value_rtx_cb): Declare.
5156 (cselib_reset_table_with_next_value): Declare.
5157 (cselib_get_next_unknown_value): Declare.
5158 (cselib_preserve_value): Declare.
5159 (cselib_preserved_value_p): Declare.
5160 (cselib_preserve_only_values): Declare.
5161 (dump_cselib_table): Declare.
5162 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
5163 (try_crossjump_to_edge): Likewise.
5164 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
5165 dominated blocks when debug stmts are present.
5166 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
5167 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
5168 (set_var_live_on_entry): Likewise.
5169 * loop-invariant.c (find_invariants_bb): Skip debug insns.
5170 * cfglayout.c (curr_location, last_location): Make static.
5171 (set_curr_insn_source_location): Don't avoid bouncing.
5172 (get_curr_insn_source_location): New.
5173 (get_curr_insn_block): New.
5174 (duplicate_insn_chain): Handle debug insns.
5175 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
5177 * common.opt (fcompare-debug): Move to sort order.
5178 (fdump-unnumbered-links): Likewise.
5179 (fvar-tracking-assignments): New.
5180 (fvar-tracking-assignments-toggle): New.
5181 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
5182 because of debug stmts.
5183 (mark_stmt_if_obviously_necessary): Mark debug stmts.
5184 (eliminate_unnecessary_stmts): Walk dominated blocks before
5186 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
5187 * ira.c (memref_used_between_p): Skip debug insns.
5188 (update_equiv_regs): Likewise.
5189 * sched-deps.c (sd_lists_size): Accept empty list.
5190 (sd_init_insn): Mark debug insns.
5191 (sd_finish_insn): Unmark them.
5192 (sd_add_dep): Reject non-debug deps on debug insns.
5193 (fixup_sched_groups): Give debug insns group treatment.
5195 (sched_analyze_reg): Don't mark debug insns for sched before call.
5196 (sched_analyze_2): Handle debug insns.
5197 (sched_analyze_insn): Compute next non-debug insn. Handle debug
5199 (deps_analyze_insn): Handle debug insns.
5200 (deps_start_bb): Skip debug insns.
5201 (init_deps): Initialize last_debug_insn.
5202 * tree-ssa.c (target_for_debug_bind): New.
5203 (find_released_ssa_name): New.
5204 (propagate_var_def_into_debug_stmts): New.
5205 (propagate_defs_into_debug_stmts): New.
5206 (verify_ssa): Skip debug bind stmts without values.
5207 (warn_uninialized_vars): Skip debug stmts.
5208 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
5209 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
5210 (rtx_equal_p): Likewise.
5211 * ira-costs.c (scan_one_insn): Skip debug insns.
5212 (process_bb_node_for_hard_reg_moves): Likewise.
5213 * rtl.h (DEBUG_INSN_P): New.
5214 (NONDEBUG_INSN_P): New.
5215 (MAY_HAVE_DEBUG_INSNS): New.
5216 (INSN_P): Accept debug insns.
5217 (RTX_FRAME_RELATED_P): Likewise.
5218 (INSN_DELETED_P): Likewise
5219 (PAT_VAR_LOCATION_DECL): New.
5220 (PAT_VAR_LOCATION_LOC): New.
5221 (PAT_VAR_OCATION_STATUS): New.
5222 (NOTE_VAR_LOCATION_DECL): Reimplement.
5223 (NOTE_VAR_LOCATION_LOC): Likewise.
5224 (NOTE_VAR_LOCATION_STATUS): Likewise.
5225 (INSN_VAR_LOCATION): New.
5226 (INSN_VAR_LOCATION_DECL): New.
5227 (INSN_VAR_LOCATION_LOC): New.
5228 (INSN_VAR_LOCATION_STATUS): New.
5229 (gen_rtx_UNKNOWN_VAR_LOC): New.
5230 (VAR_LOC_UNKNOWN_P): New.
5231 (NOTE_DURING_CALL_P): New.
5232 (SCHED_GROUP_P): Accept debug insns.
5233 (emit_debug_insn_before): Declare.
5234 (emit_debug_insn_before_noloc): Declare.
5235 (emit_debug_insn_beore_setloc): Declare.
5236 (emit_debug_insn_after): Declare.
5237 (emit_debug_insn_after_noloc): Declare.
5238 (emit_debug_insn_after_setloc): Declare.
5239 (emit_debug_insn): Declare.
5240 (make_debug_insn_raw): Declare.
5241 (prev_nondebug_insn): Declare.
5242 (next_nondebug_insn): Declare.
5243 (delegitimize_mem_from_attrs): Declare.
5244 (get_max_insn_count): Declare.
5245 (wrap_constant): Declare.
5246 (unwrap_constant): Declare.
5247 (get_curr_insn_source_location): Declare.
5248 (get_curr_insn_block): Declare.
5249 * tree-inline.c (insert_debug_decl_map): New.
5250 (processing_debug_stmt): New.
5251 (remap_decl): Don't create new mappings in debug stmts.
5252 (remap_gimple_op_r): Don't add references in debug stmts.
5253 (copy_tree_body_r): Likewise.
5254 (remap_gimple_stmt): Handle debug bind stmts.
5255 (copy_bb): Skip debug stmts.
5256 (copy_edges_for_bb): Likewise.
5257 (copy_debug_stmt): New.
5258 (copy_debug_stmts): New.
5259 (copy_body): Copy debug stmts at the end.
5260 (insert_init_debug_bind): New.
5261 (insert_init_stmt): Take id. Skip and emit debug stmts.
5262 (setup_one_parameter): Remap variable earlier, register debug mapping.
5263 (estimate_num_insns): Skip debug stmts.
5264 (expand_call_inline): Preserve debug_map.
5265 (optimize_inline_calls): Check for no debug_stmts left-overs.
5266 (unsave_expr_now): Preserve debug_map.
5267 (copy_gimple_seq_and_replace_locals): Likewise.
5268 (tree_function_versioning): Check for no debug_stmts left-overs.
5269 Init and destroy debug_map as needed. Split edges unconditionally.
5270 (build_duplicate_type): Init and destroy debug_map as needed.
5271 * tree-inline.h: Include gimple.h instead of pointer-set.h.
5272 (struct copy_body_data): Add debug_stmts and debug_map.
5273 * sched-int.h (struct ready_list): Add n_debug.
5274 (struct deps): Add last_debug_insn.
5275 (DEBUG_INSN_SCHED_P): New.
5276 (BOUNDARY_DEBUG_INSN_P): New.
5277 (SCHEDULE_DEBUG_INSN_P): New.
5278 (sd_iterator_cond): Accept empty list.
5279 * combine.c (create_log_links): Skip debug insns.
5280 (combine_instructions): Likewise.
5281 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
5282 return value is always unshared.
5283 (struct rtx_subst_pair): New.
5284 (auto_adjust_pair): New.
5285 (propagate_for_debug_subst): New.
5286 (propagate_for_debug): New.
5287 (try_combine): Skip debug insns. Propagate removed defs into
5289 (next_nonnote_nondebug_insn): New.
5290 (distribute_notes): Use it. Skip debug insns.
5291 (distribute_links): Skip debug insns.
5292 * tree-outof-ssa.c (set_location_for_edge): Likewise.
5293 * resource.c (mark_target_live_regs): Likewise.
5294 * var-tracking.c: Include cselib.h and target.h.
5295 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
5297 (micro_operation_type_name): New.
5298 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
5299 (struct micro_operation_def): Update comments.
5300 (decl_or_value): New type. Use instead of decls.
5301 (struct emit_note_data_def): Add vars.
5302 (struct attrs_def): Use decl_or_value.
5303 (struct variable_tracking_info_def): Add permp, flooded.
5304 (struct location_chain_def): Update comment.
5305 (struct variable_part_def): Use decl_or_value.
5306 (struct variable_def): Make var_part a variable length array.
5308 (scratch_regs): New.
5309 (cselib_hook_called): New.
5310 (dv_is_decl_p): New.
5311 (dv_is_value_p): New.
5314 (dv_as_opaque): New.
5315 (dv_onepart_p): New.
5317 (IS_DECL_CODE): New.
5318 (check_value_is_not_decl): New.
5319 (dv_from_decl): New.
5320 (dv_from_value): New.
5321 (dv_htab_hash): New.
5322 (variable_htab_hash): Use it.
5323 (variable_htab_eq): Support values.
5324 (variable_htab_free): Free from the right pool.
5325 (attrs_list_member, attrs_list_insert): Use decl_or_value.
5326 (attrs_list_union): Adjust.
5327 (attrs_list_mpdv_union): New.
5328 (tie_break_pointers): New.
5329 (canon_value_cmp): New.
5330 (unshare_variable): Return possibly-modified slot.
5331 (vars_copy_1): Adjust.
5332 (var_reg_decl_set): Adjust. Split out of...
5333 (var_reg_set): ... this.
5334 (get_init_value): Adjust.
5335 (var_reg_delete_and_set): Adjust.
5336 (var_reg_delete): Adjust.
5337 (var_regno_delete): Adjust.
5338 (var_mem_decl_set): Split out of...
5339 (var_mem_set): ... this.
5340 (var_mem_delete_and_set): Adjust.
5341 (var_mem_delete): Adjust.
5345 (variable_union): Adjust. Speed up merge of 1-part vars.
5346 (variable_canonicalize): Use unshared slot.
5347 (VALUED_RECURSED_INTO): New.
5348 (find_loc_in_1pdv): New.
5349 (struct dfset_merge): New.
5350 (insert_into_intersection): New.
5351 (intersect_loc_chains): New.
5353 (canonicalize_loc_order_check): New.
5354 (canonicalize_values_mark): New.
5355 (canonicalize_values_star): New.
5356 (variable_merge_over_cur): New.
5357 (variable_merge_over_src): New.
5358 (dataflow_set_merge): New.
5359 (dataflow_set_equiv_regs): New.
5360 (remove_duplicate_values): New.
5361 (struct dfset_post_merge): New.
5362 (variable_post_merge_new_vals): New.
5363 (variable_post_merge_perm_vals): New.
5364 (dataflow_post_merge_adjust): New.
5365 (find_mem_expr_in_1pdv): New.
5366 (dataflow_set_preserve_mem_locs): New.
5367 (dataflow_set_remove_mem_locs): New.
5368 (dataflow_set_clear_at_call): New.
5369 (onepart_variable_different_p): New.
5370 (variable_different_p): Use it.
5371 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
5372 (track_expr_p): Add need_rtl parameter. Don't generate rtl
5374 (track_loc_p): Pass it true.
5375 (struct count_use_info): New.
5376 (find_use_val): New.
5377 (replace_expr_with_values): New.
5379 (use_type): New, partially split out of...
5380 (count_uses): ... this. Count new micro-ops.
5381 (count_uses_1): Adjust.
5382 (count_stores): Adjust.
5383 (count_with_sets): New.
5384 (VAL_NEEDS_RESOLUTION): New.
5385 (VAL_HOLDS_TRACK_EXPR): New.
5386 (VAL_EXPR_IS_COPIED): New.
5387 (VAL_EXPR_IS_CLOBBERED): New.
5388 (add_uses): Adjust. Generate new micro-ops.
5389 (add_uses_1): Adjust.
5390 (add_stores): Generate new micro-ops.
5391 (add_with_sets): New.
5392 (find_src_status): Adjust.
5393 (find_src_set_src): Adjust.
5394 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
5395 Handle new micro-ops. Canonicalize value equivalances.
5396 (vt_find_locations): Compute total size of hash tables for
5397 dumping. Perform merge for var-tracking-assignments. Don't
5398 disregard single-block loops.
5399 (dump_attrs_list): Handle decl_or_value.
5400 (dump_variable): Take variable. Deal with decl_or_value.
5401 (dump_variable_slot): New.
5402 (dump_vars): Use it.
5403 (dump_dataflow_sets): Adjust.
5404 (set_slot_part): New, extended to support one-part variables
5405 after splitting out of...
5406 (set_variable_part): ... this.
5407 (clobber_slot_part): New, split out of...
5408 (clobber_variable_part): ... this.
5409 (delete_slot_part): New, split out of...
5410 (delete_variable_part): .... this.
5411 (check_wrap_constant): New.
5412 (vt_expand_loc_callback): New.
5413 (vt_expand_loc): New.
5414 (emit_note_insn_var_location): Adjust. Handle values. Handle
5415 EMIT_NOTE_AFTER_CALL_INSN.
5416 (emit_notes_for_differences_1): Adjust. Handle values.
5417 (emit_notes_for_differences_2): Likewise.
5418 (emit_notes_for_differences): Adjust.
5419 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
5420 Adjust. Handle new micro-ops.
5421 (vt_add_function_parameters): Adjust. Create and bind values.
5422 (vt_initialize): Adjust. Initialize scratch_regs and
5423 valvar_pool, flooded and perm.. Initialize and use cselib. Log
5424 operations. Move some code to count_with_sets and add_with_sets.
5425 (delete_debug_insns): New.
5426 (vt_debug_insns_local): New.
5427 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
5429 (var_tracking_main): If var-tracking-assignments is enabled
5430 but var-tracking isn't, delete debug insns and leave. Likewise
5431 if we exceed limits or fail the stack adjustments tests, and
5432 after all var-tracking processing.
5433 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
5434 (dataflow_set): Add traversed_vars.
5435 (value_chain, const_value_chain): New typedefs.
5436 (value_chain_pool, value_chains): New variables.
5437 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
5438 add_value_chains, add_cselib_value_chains, remove_value_chain,
5439 remove_value_chains, remove_cselib_value_chains): New functions.
5440 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
5441 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
5443 (shared_hash_find_slot_unshare, shared_hash_find_slot,
5444 shared_hash_find_slot_noinsert, shared_hash_find): Update.
5445 (dst_can_be_shared): New variable.
5446 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
5447 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
5448 different from set->vars, look up slot again instead of using the
5450 (dataflow_set_init): Initialize traversed_vars.
5451 (variable_union): Use shared_hash_*. Use initially NO_INSERT
5452 lookup if set->vars is shared. Don't keep slot cleared before
5453 calling unshare_variable. Unshare set->vars if needed. Adjust
5454 unshare_variable callers. Clear dst_can_be_shared if needed.
5455 Even ->refcount == 1 vars must be unshared if set->vars is shared
5456 and var needs to be modified.
5457 (dataflow_set_union): Set traversed_vars during canonicalization.
5458 (VALUE_CHANGED, DECL_CHANGED): Define.
5459 (set_dv_changed, dv_changed_p): New static inlines.
5460 (track_expr_p): Clear DECL_CHANGED.
5461 (dump_dataflow_sets): Set it.
5462 (variable_was_changed): Call set_dv_changed.
5463 (emit_note_insn_var_location): Likewise.
5464 (changed_variables_stack): New variable.
5465 (check_changed_vars_1, check_changed_vars_2): New functions.
5466 (emit_notes_for_changes): Do nothing if changed_variables is
5467 empty. Traverse changed_variables with check_changed_vars_1,
5468 call check_changed_vars_2 on each changed_variables_stack entry.
5469 (emit_notes_in_bb): Add SET argument. Just clear it at the
5470 beginning, use it instead of local &set, don't destroy it at the end.
5471 (vt_emit_notes): Call dataflow_set_clear early on all
5472 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
5473 computed set, dataflow_set_clear also VTI(bb)->in when we are
5474 done with the basic block. Initialize changed_variables_stack,
5475 free it afterwards. If ENABLE_CHECKING verify that after noting
5476 differences to an empty set value_chains hash table is empty.
5477 (vt_initialize): Initialize value_chains and value_chain_pool.
5478 (vt_finalize): Delete value_chains htab, free value_chain_pool.
5479 (variable_tracking_main): Call dump_dataflow_sets before calling
5480 vt_emit_notes, not after it.
5481 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
5482 (propagate_var_def_into_debug_stmts): Declare.
5483 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
5484 (df_set_note): Reject debug insns.
5485 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
5486 add notes to debug insns.
5487 (df_note_bb_compute): Adjust. Likewise.
5488 (df_simulate_uses): Skip debug insns.
5489 (df_simulate_initialize_backwards): Likewise.
5490 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
5491 (subst_stack_regs_pat): Reject debug insns.
5492 (convert_regs_1): Handle debug insns.
5493 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
5494 (print-rtl.o): Depend on cselib.h.
5495 (cselib.o): Depend on TREE_PASS_H.
5496 (var-tracking.o): Depend on cselib.h and TARGET_H.
5497 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
5498 (init_ready_list): Skip boundary debug insns.
5499 (add_branch_dependences): Skip debug insns.
5500 (free_block_dependencies): Check for blocks with only debug insns.
5501 (compute_priorities): Likewise.
5502 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
5503 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
5505 (gimple_build_debug_bind_stat): New.
5506 (empty_body_p): Skip debug stmts.
5507 (gimple_has_side_effects): Likewise.
5508 (gimple_rhs_has_side_effects): Likewise.
5509 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
5510 (gimple_build_debug_bind_stat): Declare.
5511 (gimple_build_debug_bind): Define.
5512 (is_gimple_debug): New.
5513 (gimple_debug_bind_p): New.
5514 (gimple_debug_bind_get_var): New.
5515 (gimple_debug_bind_get_value): New.
5516 (gimple_debug_bind_get_value_ptr): New.
5517 (gimple_debug_bind_set_var): New.
5518 (gimple_debug_bind_set_value): New.
5519 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
5520 (gimple_debug_bind_reset_value): New.
5521 (gimple_debug_bind_has_value_p): New.
5522 (gsi_next_nondebug): New.
5523 (gsi_prev_nondebug): New.
5524 (gsi_start_nondebug_bb): New.
5525 (gsi_last_nondebug_bb): New.
5526 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
5527 (print_insn): Handle DEBUG_INSN.
5528 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
5529 of first insn prevail.
5530 (first_stmt): Skip debug stmts.
5531 (first_non_label_stmt): Likewise.
5532 (last_stmt): Likewise.
5533 (has_zero_uses_1): New.
5534 (single_imm_use_1): New.
5535 (verify_gimple_debug): New.
5536 (verify_types_in_gimple_stmt): Handle debug stmts.
5537 (verify_stmt): Likewise.
5538 (debug_loop_num): Skip debug stmts.
5539 (remove_edge_and_dominated_blocks): Remove dominators last.
5540 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
5541 (linearize_expr): Likewise.
5542 * config/i386/i386.c (ix86_delegitimize_address): Call
5543 default implementation.
5544 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
5545 (group_barrier_needed): Skip debug insns.
5546 (emit_insn_group_barriers): Likewise.
5547 (emit_all_insn_group_barriers): Likewise.
5548 (ia64_variable_issue): Handle debug insns.
5549 (ia64_dfa_new_cycle): Likewise.
5550 (final_emit_insn_group_barriers): Skip debug insns.
5551 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
5552 def cfa without frame.
5553 (process_set): Likewise.
5554 (process_for_unwind_directive): Pass frame on.
5555 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
5556 (rs6000_delegitimize_address): New.
5557 (rs6000_debug_adjust_cost): Handle debug insns.
5558 (is_microcoded_insn): Likewise.
5559 (is_cracked_insn): Likewise.
5560 (is_nonpipeline_insn): Likewise.
5561 (insn_must_be_first_in_group): Likewise.
5562 (insn_must_be_last_in_group): Likewise.
5563 (force_new_group): Likewise.
5564 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
5565 contains only debug insns.
5566 (rtl_merge_blocks): Skip debug insns.
5567 (purge_dead_edges): Likewise.
5568 (rtl_block_ends_with_call_p): Skip debug insns.
5569 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
5570 (mark_reg_dependencies): Skip debug insns.
5571 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
5572 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
5573 * tree-ssa-threadedge.c
5574 (record_temporary_equivalences_from_stmts): Skip debug stmts.
5575 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
5576 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
5577 (copyprop_hardreg_forward_1): Handle debug insns.
5578 * reload1.c (reload): Skip debug insns. Replace unassigned
5579 pseudos in debug insns with their equivalences.
5580 (eliminate_regs_in_insn): Skip debug insns.
5581 (emit_input_reload_insns): Skip debug insns at first, adjust
5583 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
5584 (get_indirect_ref_operands): Pass opf_no_vops on.
5585 (get_expr_operands): Likewise. Skip debug stmts.
5586 (parse_ssa_operands): Scan debug insns with opf_no_vops.
5588 2009-09-01 Richard Henderson <rth@redhat.com>
5590 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
5591 stmt_ends_pp_p statements at least once.
5592 * tree-vrp.c (vrp_initialize): Likewise.
5593 (vrp_visit_stmt): Be prepared for non-interesting stmts.
5595 2009-09-01 Dodji Seketeli <dodji@redhat.com>
5598 Fix AIX bootstrap after PR debug/30161
5599 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
5600 that is a GNU extension.
5601 (tmpl_value_parm_die_table): Move the definition of this global
5602 outside #ifdef DWARF2_DEBUGGING_INFO region.
5604 2009-09-01 Richard Guenther <rguenther@suse.de>
5606 * tree.c (tree_expr_size): New function.
5607 * tree.h (tree_expr_size): Declare.
5608 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
5609 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
5610 * langhooks.c (lhd_expr_size): Remove.
5611 * langhooks.h (struct lang_hooks): Remove expr_size.
5612 * explow.c (expr_size): Use tree_expr_size.
5613 (int_expr_size): Likewise.
5614 * langhooks-def.h (lhd_expr_size): Remove.
5615 (LANG_HOOKS_EXPR_SIZE): Likewise.
5616 (LANG_HOOKS_INITIALIZER): Adjust.
5618 2009-09-01 Richard Guenther <rguenther@suse.de>
5620 * tree-flow.h (mark_addressable): Move declaration ...
5621 * tree.h (mark_addressable): ... here.
5622 * stmt.c (expand_asm_operands): Use mark_addressable, not
5623 lang_hooks.mark_addressable.
5624 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
5625 LANG_HOOKS_MARK_ADDRESSABLE.
5626 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
5627 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
5629 2009-08-31 Chris Demetriou <cgd@google.com>
5631 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
5632 vectorize if not TARGET_SSE2.
5634 2009-08-31 DJ Delorie <dj@redhat.com>
5636 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
5637 registers if no coprocessor is enabled.
5639 2009-08-31 Dodji Seketeli <dodji@redhat.com>
5642 * cgraph.h (cgraph_get_node): Declare ...
5643 * cgraph.c (cgraph_get_node): ... new function.
5644 * dwarf2out.c (gen_generic_params_dies,
5645 generic_parameter_die, tree_add_const_value_attribute_for_decl,
5646 make_ith_pack_parameter_name,
5647 append_entry_to_tmpl_value_parm_die_table,
5648 gen_remaining_tmpl_value_param_die_attribute): New functions.
5649 (gen_subprogram_die): Generate debug info for template parameters
5650 if debug info level is higher than DINFO_LEVEL_TERSE.
5651 Use tree_add_const_value_attribute_for_decl instead of
5652 tree_add_const_value_attribute.
5653 (gen_const_die): Use tree_add_const_value_attribute_for_decl
5654 instead of tree_add_const_value_attribute.
5655 (gen_struct_or_union_type_die): Generate debug
5656 info for template parameters if debug info level is higher than
5658 (tree_add_const_value_attribute): Handle integral and pointer
5659 constants. Update comment.
5660 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
5661 (dwarf_attr_name): Support DW_AT_GNU_template_name.
5662 (reference_to_unused): Fix thinko. Remove redundant predicates from
5664 (tree_add_const_value_attribute): Make this work for constant
5666 tree_add_const_value_attribute_for_decl is to be used for variable
5668 (add_location_or_const_value_attribute): Use
5669 tree_add_const_value_attribute_for_decl now.
5670 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
5671 DW_TAG_template_value_param DIEs after function DIEs have been
5673 * langhooks.h (lang_hooks_for_types): Add
5674 get_argument_pack_elems.
5675 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
5676 (lang_hooks): Added get_innermost_generic_parms,
5677 get_innermost_generic_args.
5678 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
5679 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
5680 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
5681 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
5683 2009-08-31 DJ Delorie <dj@redhat.com>
5685 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
5686 it once we start generating the prologue or epilogue.
5687 (mep_call_saves_register): If the frame is locked, re-use
5689 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
5690 (mep_expand_prologue): Call it.
5691 (mep_expand_epilogue): Likewise.
5692 (mep_start_function): Use the same logic as mep_expand_prologue.
5693 (mep_pass_by_reference): Make logic more readable.
5694 (mep_return_in_memory): Zero-sized objects are passed in memory.
5695 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
5697 2009-08-31 Richard Guenther <rguenther@suse.de>
5699 * builtins.c (fold_builtin_memory_op): Use the alias oracle
5700 to query if the memory regions for memmove overlap.
5701 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
5702 asserts on pointers, instead deal with odd trees.
5703 (ptr_derefs_may_alias_p): Likewise.
5704 (refs_may_alias_p_1): Constructor bases also never alias.
5706 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
5708 * doc/install.texi (Final install): Adjust reference on where to
5709 order printed manuals.
5711 2009-08-30 Olivier Hainque <hainque@adacore.com>
5713 * dwarf2out.c (switch_to_frame_table_section): Move
5714 definition prior to first use.
5716 2009-08-30 Richard Guenther <rguenther@suse.de>
5718 PR tree-optimization/41186
5719 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
5720 (ao_ref_init_from_ptr_and_size): New function.
5721 (ref_maybe_used_by_call_p_1): Be more precise tracking
5722 used ranges for builtin functions.
5723 (ref_maybe_used_by_call_p): Adjust.
5724 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
5725 ranges for builtin functions.
5726 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
5728 2009-08-30 Alan Modra <amodra@bigpond.net.au>
5731 * fwprop.c (get_reg_use_in): Delete.
5732 (free_load_extend): New function.
5733 (forward_propagate_subreg): Use it.
5735 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
5737 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
5739 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
5742 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
5745 2009-08-29 Douglas B Rupp <rupp@gnat.com>
5747 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
5748 fini or fini_array section.
5750 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5752 * graphite-dependences.c (graphite_legal_transform_bb): Call
5753 pbb_remove_duplicate_pdrs.
5754 * graphite-poly.c (can_collapse_pdr): Removed.
5755 (pdr_find_duplicate): Removed.
5756 (can_collapse_pdrs): New.
5757 (pbb_remove_duplicate_pdrs): New.
5758 (new_poly_dr): Do not look for duplicates.
5759 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
5760 (PBB_PDR_DUPLICATES_REMOVED): New.
5761 (pbb_remove_duplicate_pdrs): Declared.
5763 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5765 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
5766 the strides by multiplying by PDR_NB_REFS.
5767 * graphite-poly.c (can_collapse_pdr): New.
5768 (pdr_find_duplicate): New.
5769 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
5770 Initialize PDR_NB_REFS.
5771 * graphite-poly.h (struct poly_dr): Add field nb_refs.
5773 (new_poly_dr): Number of subscripts is a graphite_dim_t.
5775 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5778 * graphite-poly.c (apply_poly_transforms): Remove legality test before
5781 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5783 * graphite-dependences.c (pddr_original_scattering): Return NULL
5784 for read-read dependence relations.
5785 * graphite-poly.h (enum poly_dr_type): Fix comment.
5788 (pdr_may_write_p): New.
5790 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5792 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
5793 (struct poly_dr): Same.
5794 (new_poly_dr): Same.
5795 * graphite-poly.c (new_poly_dr): Same.
5796 * graphite-dependences.c (dot_deps): Disable call to system.
5798 2009-08-28 Cary Coutant <ccoutant@google.com>
5801 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
5802 struct/union/enum types local to a function.
5804 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
5805 Sebastian Pop <sebastian.pop@amd.com>
5807 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
5808 pbb_strip_mine_time_depth. Changed the implementation so that
5809 transformation is expressed as a transformation on
5810 time (scatttering) dimensions. Also, ensures that the 2d+1
5811 scheduling format is preserved.
5812 (pbb_strip_mine_profitable_p): Profitability is based on the
5813 iteration number of a given time (scattering) dimension,
5814 and not on a original loop depth dimension.
5815 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
5816 (pbb_do_strip_mine): Call psct_dynamic_dim.
5817 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
5818 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
5819 (pbb_nb_dynamic_scattering_transform): New.
5820 (psct_dynamic_dim): New.
5822 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
5824 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
5825 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
5826 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
5827 * graphite-interchange.c (build_linearized_memory_access): Same.
5828 (memory_stride_in_loop): Same.
5830 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5832 * graphite-dependences.c (pddr_original_scattering): New.
5833 (graphite_legal_transform_dr): Call pddr_original_scattering.
5836 * graphite-dependences.h (dot_deps): Declared.
5837 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
5838 (print_pdr): Print PDR_ID.
5839 * graphite-poly.h (struct poly_dr): Add field id.
5842 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
5844 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5846 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
5847 not delete the original dependence relation.
5849 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5851 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
5852 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
5853 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
5854 (free_poly_ddr): New.
5855 (pddr_is_empty): New.
5856 (dependence_polyhedron_1): Now returns a poly_ddr_p.
5857 (dependence_polyhedron): Same. Remove useless gcc_assert.
5859 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
5860 (graphite_carried_dependence_level_k): Call pddr_is_empty.
5861 * graphite-dependences.h (enum poly_dependence_kind): New.
5862 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
5863 (PDRP_SOURCE): Renamed PDDR_SOURCE.
5864 (PDRP_SINK): Renamed PDDR_SINK.
5865 (PDRP_DDP): Renamed PDDR_DDP.
5867 (free_poly_ddr): Declared.
5868 * graphite-poly.c (new_scop): Use the new hash function names.
5869 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
5870 into original_pddrs.
5871 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
5873 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5875 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
5876 bounds with LT_EXPR to make niter analysis more precise on code
5877 generated by Graphite.
5879 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5881 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
5882 (graphite_legal_transform_bb): Same.
5883 (poly_drs_may_alias_p): Same.
5885 2009-08-28 Richard Guenther <rguenther@suse.de>
5887 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
5889 2009-08-28 Jan Beulich <jbeulich@novell.com>
5891 * config/i386/netware.c: Include langhooks.h.
5892 (i386_nlm_encode_section_info): Simplify.
5893 (netware_override_options): Delete.
5894 * config/i386/netware.h (netware_override_options): Delete
5896 (OVERRIDE_OPTIONS): Delete definition.
5897 (SUBTARGET_OVERRIDE_OPTIONS): Define.
5898 (ASM_COMMENT_START): Define.
5899 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
5901 2009-08-28 Jan Beulich <jbeulich@novell.com>
5903 * configure.ac: For in-tree ld, do a plain version check to
5904 determine whether comdat groups are supported.
5905 * configure: Regenerate.
5907 2009-08-28 Olivier Hainque <hainque@adacore.com>
5909 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
5910 always defined. Reflect definition or absence of such for
5911 COLLECT_EXPORT_LIST. Readability helper.
5912 (scanfilter): New enum, to help control what symbols
5913 are to be considered or ignored by scan_prog_file.
5914 (enum pass): Rename as "scanpass", moved together with scanfilter
5915 prior to scan_prog_file's prototype.
5916 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
5917 Group prototype with the scanpass/scanfilter definitions, factorize
5918 head comments for the several implementations at the prototype.
5919 (main): Reorganize the first pass link control to let AIX
5920 drag only the needed frame tables in executables. Prevent
5921 frame tables collection during the scan aimed at static ctors.
5922 Pre-link and scan for frame tables later to compensate.
5923 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
5924 A C statement to issue assembly directives that create a reference
5925 to the given DWARF table identifier label from the current function
5927 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
5928 to differentiate first time section entry. Only emit a .data
5929 tables start identifier label the first time around.
5930 (switch_to_frame_table_section): New function. Helper for
5931 output_call_frame_info to switch possibly BACK into the eh_frame
5932 or the debug_frame section depending on FOR_EH.
5933 (output_call_frame_info): Use helper to first enter the proper
5935 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
5936 emit a link to the frame table start label from each function
5938 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
5939 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
5940 * config/rs6000/rs6000-protos.h: Declare it.
5941 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
5943 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
5945 * config/sh/sh.c (split_branches): Check the result of
5948 2009-08-27 Steve Ellcey <sje@cup.hp.com>
5950 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
5951 using -pthread -fopenmp
5953 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
5955 * doc/service.texi (service directory): Update URL.
5957 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
5959 PR rtl-optimization/40861
5960 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
5961 extract word from a multi-word subreg for negative byte positions.
5963 2009-08-27 Tristan Gingold <gingold@adacore.com>
5964 Douglas B Rupp <rupp@gnat.com>
5966 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
5967 (SECTION_VMS_OVERLAY): Define.
5968 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
5970 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
5972 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
5973 common_object declarations.
5974 (ia64_section_type_flags): Set section flag for common_object.
5975 * config/ia64/ia64-protos.h
5976 (ia64_vms_output_aligned_decl_common): Declare.
5977 (ia64_vms_elf_asm_named_section): Declare.
5979 2009-08-27 Michael Matz <matz@suse.de>
5981 * expr.c (expand_expr_real_2): New function taking exploded
5982 unary or binary expression, split out from ...
5983 (expand_expr_real_1): ... here. Move over all unary/binary
5984 switch parts to above function, in particular these codes:
5985 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
5986 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
5987 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
5988 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
5989 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
5990 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
5991 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
5992 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
5993 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
5994 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
5995 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
5996 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
5997 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
5998 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
5999 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
6000 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
6001 VEC_PACK_FIX_TRUNC_EXPR.
6002 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
6005 2009-08-27 Richard Guenther <rguenther@suse.de>
6007 * gengtype.c (main): Handle uint64_t.
6008 * ipa-utils.c (get_base_var): Indent properly.
6009 * tree-ssa-live.c (debug_scope_block): New function.
6010 * tree-flow.h (debug_scope_block): Declare.
6011 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
6012 * basic-block.h (enum profile_status): Rename to
6013 enum profile_status_d.
6014 (x_profile_status): Adjust type.
6016 2009-08-27 Dodji Seketeli <dodji@redhat.com>
6019 * dwarf2out.c (get_context_die): Declare this static function.
6020 (gen_type_die_with_usage): Make sure a DIE is a generated for
6021 the context of a typedef.
6023 2009-08-26 Anatoly Sokolov <aesok@post.ru>
6025 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
6028 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
6030 * config/mips/mips-protos.h (mips_output_sync): Declare.
6031 (mips_sync_loop_insns): Likewise.
6032 (mips_output_sync_loop): Replace first two parameters with an rtx.
6033 * config/mips/mips.c (mips_multi_member): New structure.
6034 (mips_multi_members): New variable.
6035 (mips_multi_start): New function.
6036 (mips_multi_add): Likewise.
6037 (mips_multi_add_insn): Likewise.
6038 (mips_multi_add_label): Likewise.
6039 (mips_multi_last_index): Likewise.
6040 (mips_multi_copy_insn): Likewise.
6041 (mips_multi_set_operand): Likewise.
6042 (mips_multi_write): Likewise.
6043 (mips_print_operand_punctuation): Remove '%|' and '%-'.
6044 (mips_init_print_operand_punct): Update accordingly.
6045 (mips_start_ll_sc_sync_block): New function.
6046 (mips_end_ll_sc_sync_block): Likewise.
6047 (mips_output_sync): Likewise.
6048 (mips_sync_insn1_template): Likewise.
6049 (mips_sync_insn2_template): Likewise.
6050 (mips_get_sync_operand): Likewise.
6051 (mips_process_sync_loop): Likewise.
6052 (mips_output_sync_loop): Use mips_process_sync_loop.
6053 (mips_sync_loop_insns): New function.
6054 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
6055 (MIPS_COMPARE_AND_SWAP_12): Likewise.
6056 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
6057 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
6058 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
6059 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
6060 (MIPS_SYNC_OLD_OP_12): Likewise.
6061 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
6062 (MIPS_SYNC_NEW_OP_12): Likewise.
6063 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
6064 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
6065 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
6066 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
6067 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
6068 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
6069 * config/mips/mips.md (sync_mem): New attribute.
6070 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
6071 (sync_exclusive_mask, sync_required_oldval): Likewise.
6072 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
6073 (sync_release_barrier): Likewise.
6074 (length): Handle sync loops.
6075 (sync): Use mips_output_sync.
6076 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
6077 (sync_compare_and_swap<mode>): Set the new sync_* attributes
6078 and use mips_output_sync_loop.
6079 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
6080 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
6081 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
6082 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
6083 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
6084 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
6085 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
6086 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
6087 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
6089 2009-08-26 Richard Guenther <rguenther@suse.de>
6092 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
6093 the types to not match.
6094 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
6096 * tree-ssa.c (useless_type_conversion_p): Conversions to
6097 pointers to unprototyped functions are useless.
6099 2009-08-26 Richard Guenther <rguenther@suse.de>
6101 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
6102 whole-program condition, prepare to be called for non-globals.
6103 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
6104 params build a representative with known type and track its fields.
6106 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
6108 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
6109 clearing by a taken branch.
6110 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
6111 effectively after bbro pass.
6112 (sync_nand<mode>): Ditto.
6113 (sync_old_<fetchop_name><mode>): Ditto.
6114 (sync_old_nand<mode>): Ditto.
6115 (sync_new_<fetchop_name><mode>): Dito.
6116 (sync_new_nand<mode>): Ditto.
6117 (sync_compare_and_swap<mode>_1): Ditto.
6118 (*sync_compare_and_swap<mode>): Ditto.
6119 (sync_lock_test_and_set<mode>_1): Ditto.
6120 ("sync_lock_test_and_set<mode>): Ditto.
6122 2009-08-25 Douglas B Rupp <rupp@gnat.com>
6124 * hwint.h (HOST_LONG_FORMAT): New macro
6125 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
6126 Use HOST_PTR_PRINTF.
6127 * system.h (HOST_PTR_PRINTF): Resurrect old macro
6128 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
6129 (HOST_PTR_PRINTF): Document.
6131 2009-08-25 Jan Hubicka <jh@suse.cz>
6133 * config/i386/bmmintrin.h: Replace by #error.
6136 Michael Meissner <michael.meissner@amd.com>
6137 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6138 Tony Linthicum <tony.linthicum@amd.com>
6140 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
6141 (TARGET_ROUND): New macro for the round/ptest instructions which
6142 are shared between SSE4.1 and SSE5.
6143 (OPTION_MASK_ISA_ROUND): Ditto.
6144 (OPTION_ISA_ROUND): Ditto.
6145 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
6146 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
6148 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
6149 (-mfused-madd): New switch to give users control over whether the
6150 compiler optimizes to use the multiply/add SSE5 instructions.
6152 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
6153 (ix86_handle_option): Turn off 3dnow if -msse5.
6154 (override_options): Add SSE5 support.
6155 (print_operand): %Y prints comparison codes for SSE5 com/pcom
6157 (ix86_expand_sse_movcc): Add SSE5 support.
6158 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
6159 vector type to the next largest size.
6160 (ix86_expand_sse5_pack): New function to use pperm to pack a
6161 vector type to the next smallest size.
6162 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
6163 (IX86_BUILTIN_FMADDSD): Ditto.
6164 (IX86_BUILTIN_FMADDPS): Ditto.
6165 (IX86_BUILTIN_FMADDPD): Ditto.
6166 (IX86_BUILTIN_FMSUBSS): Ditto.
6167 (IX86_BUILTIN_FMSUBSD): Ditto.
6168 (IX86_BUILTIN_FMSUBPS): Ditto.
6169 (IX86_BUILTIN_FMSUBPD): Ditto.
6170 (IX86_BUILTIN_FNMADDSS): Ditto.
6171 (IX86_BUILTIN_FNMADDSD): Ditto.
6172 (IX86_BUILTIN_FNMADDPS): Ditto.
6173 (IX86_BUILTIN_FNMADDPD): Ditto.
6174 (IX86_BUILTIN_FNMSUBSS): Ditto.
6175 (IX86_BUILTIN_FNMSUBSD): Ditto.
6176 (IX86_BUILTIN_FNMSUBPS): Ditto.
6177 (IX86_BUILTIN_FNMSUBPD): Ditto.
6178 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
6179 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
6180 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
6181 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
6182 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
6183 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
6184 (IX86_BUILTIN_PPERM): Ditto.
6185 (IX86_BUILTIN_PERMPS): Ditto.
6186 (IX86_BUILTIN_PERMPD): Ditto.
6187 (IX86_BUILTIN_PMACSSWW): Ditto.
6188 (IX86_BUILTIN_PMACSWW): Ditto.
6189 (IX86_BUILTIN_PMACSSWD): Ditto.
6190 (IX86_BUILTIN_PMACSWD): Ditto.
6191 (IX86_BUILTIN_PMACSSDD): Ditto.
6192 (IX86_BUILTIN_PMACSDD): Ditto.
6193 (IX86_BUILTIN_PMACSSDQL): Ditto.
6194 (IX86_BUILTIN_PMACSSDQH): Ditto.
6195 (IX86_BUILTIN_PMACSDQL): Ditto.
6196 (IX86_BUILTIN_PMACSDQH): Ditto.
6197 (IX86_BUILTIN_PMADCSSWD): Ditto.
6198 (IX86_BUILTIN_PMADCSWD): Ditto.
6199 (IX86_BUILTIN_PHADDBW): Ditto.
6200 (IX86_BUILTIN_PHADDBD): Ditto.
6201 (IX86_BUILTIN_PHADDBQ): Ditto.
6202 (IX86_BUILTIN_PHADDWD): Ditto.
6203 (IX86_BUILTIN_PHADDWQ): Ditto.
6204 (IX86_BUILTIN_PHADDDQ): Ditto.
6205 (IX86_BUILTIN_PHADDUBW): Ditto.
6206 (IX86_BUILTIN_PHADDUBD): Ditto.
6207 (IX86_BUILTIN_PHADDUBQ): Ditto.
6208 (IX86_BUILTIN_PHADDUWD): Ditto.
6209 (IX86_BUILTIN_PHADDUWQ): Ditto.
6210 (IX86_BUILTIN_PHADDUDQ): Ditto.
6211 (IX86_BUILTIN_PHSUBBW): Ditto.
6212 (IX86_BUILTIN_PHSUBWD): Ditto.
6213 (IX86_BUILTIN_PHSUBDQ): Ditto.
6214 (IX86_BUILTIN_PROTB): Ditto.
6215 (IX86_BUILTIN_PROTW): Ditto.
6216 (IX86_BUILTIN_PROTD): Ditto.
6217 (IX86_BUILTIN_PROTQ): Ditto.
6218 (IX86_BUILTIN_PROTB_IMM): Ditto.
6219 (IX86_BUILTIN_PROTW_IMM): Ditto.
6220 (IX86_BUILTIN_PROTD_IMM): Ditto.
6221 (IX86_BUILTIN_PROTQ_IMM): Ditto.
6222 (IX86_BUILTIN_PSHLB): Ditto.
6223 (IX86_BUILTIN_PSHLW): Ditto.
6224 (IX86_BUILTIN_PSHLD): Ditto.
6225 (IX86_BUILTIN_PSHLQ): Ditto.
6226 (IX86_BUILTIN_PSHAB): Ditto.
6227 (IX86_BUILTIN_PSHAW): Ditto.
6228 (IX86_BUILTIN_PSHAD): Ditto.
6229 (IX86_BUILTIN_PSHAQ): Ditto.
6230 (IX86_BUILTIN_FRCZSS): Ditto.
6231 (IX86_BUILTIN_FRCZSD): Ditto.
6232 (IX86_BUILTIN_FRCZPS): Ditto.
6233 (IX86_BUILTIN_FRCZPD): Ditto.
6234 (IX86_BUILTIN_CVTPH2PS): Ditto.
6235 (IX86_BUILTIN_CVTPS2PH): Ditto.
6236 (IX86_BUILTIN_COMEQSS): Ditto.
6237 (IX86_BUILTIN_COMNESS): Ditto.
6238 (IX86_BUILTIN_COMLTSS): Ditto.
6239 (IX86_BUILTIN_COMLESS): Ditto.
6240 (IX86_BUILTIN_COMGTSS): Ditto.
6241 (IX86_BUILTIN_COMGESS): Ditto.
6242 (IX86_BUILTIN_COMUEQSS): Ditto.
6243 (IX86_BUILTIN_COMUNESS): Ditto.
6244 (IX86_BUILTIN_COMULTSS): Ditto.
6245 (IX86_BUILTIN_COMULESS): Ditto.
6246 (IX86_BUILTIN_COMUGTSS): Ditto.
6247 (IX86_BUILTIN_COMUGESS): Ditto.
6248 (IX86_BUILTIN_COMORDSS): Ditto.
6249 (IX86_BUILTIN_COMUNORDSS): Ditto.
6250 (IX86_BUILTIN_COMFALSESS): Ditto.
6251 (IX86_BUILTIN_COMTRUESS): Ditto.
6252 (IX86_BUILTIN_COMEQSD): Ditto.
6253 (IX86_BUILTIN_COMNESD): Ditto.
6254 (IX86_BUILTIN_COMLTSD): Ditto.
6255 (IX86_BUILTIN_COMLESD): Ditto.
6256 (IX86_BUILTIN_COMGTSD): Ditto.
6257 (IX86_BUILTIN_COMGESD): Ditto.
6258 (IX86_BUILTIN_COMUEQSD): Ditto.
6259 (IX86_BUILTIN_COMUNESD): Ditto.
6260 (IX86_BUILTIN_COMULTSD): Ditto.
6261 (IX86_BUILTIN_COMULESD): Ditto.
6262 (IX86_BUILTIN_COMUGTSD): Ditto.
6263 (IX86_BUILTIN_COMUGESD): Ditto.
6264 (IX86_BUILTIN_COMORDSD): Ditto.
6265 (IX86_BUILTIN_COMUNORDSD): Ditto.
6266 (IX86_BUILTIN_COMFALSESD): Ditto.
6267 (IX86_BUILTIN_COMTRUESD): Ditto.
6268 (IX86_BUILTIN_COMEQPS): Ditto.
6269 (IX86_BUILTIN_COMNEPS): Ditto.
6270 (IX86_BUILTIN_COMLTPS): Ditto.
6271 (IX86_BUILTIN_COMLEPS): Ditto.
6272 (IX86_BUILTIN_COMGTPS): Ditto.
6273 (IX86_BUILTIN_COMGEPS): Ditto.
6274 (IX86_BUILTIN_COMUEQPS): Ditto.
6275 (IX86_BUILTIN_COMUNEPS): Ditto.
6276 (IX86_BUILTIN_COMULTPS): Ditto.
6277 (IX86_BUILTIN_COMULEPS): Ditto.
6278 (IX86_BUILTIN_COMUGTPS): Ditto.
6279 (IX86_BUILTIN_COMUGEPS): Ditto.
6280 (IX86_BUILTIN_COMORDPS): Ditto.
6281 (IX86_BUILTIN_COMUNORDPS): Ditto.
6282 (IX86_BUILTIN_COMFALSEPS): Ditto.
6283 (IX86_BUILTIN_COMTRUEPS): Ditto.
6284 (IX86_BUILTIN_COMEQPD): Ditto.
6285 (IX86_BUILTIN_COMNEPD): Ditto.
6286 (IX86_BUILTIN_COMLTPD): Ditto.
6287 (IX86_BUILTIN_COMLEPD): Ditto.
6288 (IX86_BUILTIN_COMGTPD): Ditto.
6289 (IX86_BUILTIN_COMGEPD): Ditto.
6290 (IX86_BUILTIN_COMUEQPD): Ditto.
6291 (IX86_BUILTIN_COMUNEPD): Ditto.
6292 (IX86_BUILTIN_COMULTPD): Ditto.
6293 (IX86_BUILTIN_COMULEPD): Ditto.
6294 (IX86_BUILTIN_COMUGTPD): Ditto.
6295 (IX86_BUILTIN_COMUGEPD): Ditto.
6296 (IX86_BUILTIN_COMORDPD): Ditto.
6297 (IX86_BUILTIN_COMUNORDPD): Ditto.
6298 (IX86_BUILTIN_COMFALSEPD): Ditto.
6299 (IX86_BUILTIN_COMTRUEPD): Ditto.
6300 (IX86_BUILTIN_PCOMEQUB): Ditto.
6301 (IX86_BUILTIN_PCOMNEUB): Ditto.
6302 (IX86_BUILTIN_PCOMLTUB): Ditto.
6303 (IX86_BUILTIN_PCOMLEUB): Ditto.
6304 (IX86_BUILTIN_PCOMGTUB): Ditto.
6305 (IX86_BUILTIN_PCOMGEUB): Ditto.
6306 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
6307 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
6308 (IX86_BUILTIN_PCOMEQUW): Ditto.
6309 (IX86_BUILTIN_PCOMNEUW): Ditto.
6310 (IX86_BUILTIN_PCOMLTUW): Ditto.
6311 (IX86_BUILTIN_PCOMLEUW): Ditto.
6312 (IX86_BUILTIN_PCOMGTUW): Ditto.
6313 (IX86_BUILTIN_PCOMGEUW): Ditto.
6314 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
6315 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
6316 (IX86_BUILTIN_PCOMEQUD): Ditto.
6317 (IX86_BUILTIN_PCOMNEUD): Ditto.
6318 (IX86_BUILTIN_PCOMLTUD): Ditto.
6319 (IX86_BUILTIN_PCOMLEUD): Ditto.
6320 (IX86_BUILTIN_PCOMGTUD): Ditto.
6321 (IX86_BUILTIN_PCOMGEUD): Ditto.
6322 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
6323 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
6324 (IX86_BUILTIN_PCOMEQUQ): Ditto.
6325 (IX86_BUILTIN_PCOMNEUQ): Ditto.
6326 (IX86_BUILTIN_PCOMLTUQ): Ditto.
6327 (IX86_BUILTIN_PCOMLEUQ): Ditto.
6328 (IX86_BUILTIN_PCOMGTUQ): Ditto.
6329 (IX86_BUILTIN_PCOMGEUQ): Ditto.
6330 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
6331 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
6332 (IX86_BUILTIN_PCOMEQB): Ditto.
6333 (IX86_BUILTIN_PCOMNEB): Ditto.
6334 (IX86_BUILTIN_PCOMLTB): Ditto.
6335 (IX86_BUILTIN_PCOMLEB): Ditto.
6336 (IX86_BUILTIN_PCOMGTB): Ditto.
6337 (IX86_BUILTIN_PCOMGEB): Ditto.
6338 (IX86_BUILTIN_PCOMFALSEB): Ditto.
6339 (IX86_BUILTIN_PCOMTRUEB): Ditto.
6340 (IX86_BUILTIN_PCOMEQW): Ditto.
6341 (IX86_BUILTIN_PCOMNEW): Ditto.
6342 (IX86_BUILTIN_PCOMLTW): Ditto.
6343 (IX86_BUILTIN_PCOMLEW): Ditto.
6344 (IX86_BUILTIN_PCOMGTW): Ditto.
6345 (IX86_BUILTIN_PCOMGEW): Ditto.
6346 (IX86_BUILTIN_PCOMFALSEW): Ditto.
6347 (IX86_BUILTIN_PCOMTRUEW): Ditto.
6348 (IX86_BUILTIN_PCOMEQD): Ditto.
6349 (IX86_BUILTIN_PCOMNED): Ditto.
6350 (IX86_BUILTIN_PCOMLTD): Ditto.
6351 (IX86_BUILTIN_PCOMLED): Ditto.
6352 (IX86_BUILTIN_PCOMGTD): Ditto.
6353 (IX86_BUILTIN_PCOMGED): Ditto.
6354 (IX86_BUILTIN_PCOMFALSED): Ditto.
6355 (IX86_BUILTIN_PCOMTRUED): Ditto.
6356 (IX86_BUILTIN_PCOMEQQ): Ditto.
6357 (IX86_BUILTIN_PCOMNEQ): Ditto.
6358 (IX86_BUILTIN_PCOMLTQ): Ditto.
6359 (IX86_BUILTIN_PCOMLEQ): Ditto.
6360 (IX86_BUILTIN_PCOMGTQ): Ditto.
6361 (IX86_BUILTIN_PCOMGEQ): Ditto.
6362 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
6363 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
6364 (enum multi_arg_type): New enum for describing the various SSE5
6365 intrinsic argument types.
6366 (bdesc_multi_arg): New table for SSE5 intrinsics.
6367 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
6368 (ix86_expand_multi_arg_builtin): New function for creating SSE5
6370 (ix86_expand_builtin): Add SSE5 intrinsic support.
6371 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
6372 operand instructions.
6373 (ix86_expand_sse5_multiple_memory): New function to split the
6374 second memory reference from SSE5 instructions.
6375 (type_has_variadic_args_p): Delete in favor of stdarg_p.
6376 (ix86_return_pops_args): Use stdarg_p to determine if the function
6377 has variable arguments.
6378 (ix86_setup_incoming_varargs): Ditto.
6379 (x86_this_parameter): Ditto.
6381 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
6383 (ix86_expand_sse5_pack): Ditto.
6384 (ix86_sse5_valid_op_p): Ditto.
6385 (ix86_expand_sse5_multiple_memory): Ditto.
6387 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
6388 constant for SSE5 support.
6389 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
6390 (UNSPEC_SSE5_TRUEFALSE): Ditto.
6391 (UNSPEC_SSE5_PERMUTE): Ditto.
6392 (UNSPEC_SSE5_ASHIFT): Ditto.
6393 (UNSPEC_SSE5_LSHIFT): Ditto.
6394 (UNSPEC_FRCZ): Ditto.
6395 (UNSPEC_CVTPH2PS): Ditto.
6396 (UNSPEC_CVTPS2PH): Ditto.
6397 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
6399 (COM_FALSE_S): Ditto.
6400 (COM_FALSE_P): Ditto.
6401 (COM_TRUE_S): Ditto.
6402 (COM_TRUE_P): Ditto.
6403 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
6404 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
6406 (memory attribute): Ditto.
6407 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6408 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
6409 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6410 (floor<mode>2): Ditto.
6411 (ceil<mode>2): Ditto.
6412 (btrunc<mode>2): Ditto.
6413 (nearbyintdf2): Ditto.
6414 (nearbyintsf2): Ditto.
6415 (sse_setccsf): Disable if SSE5.
6416 (sse_setccdf): Ditto.
6417 (sse5_setcc<mode>): New support for SSE5 conditional move.
6418 (sse5_pcmov_<mode>): Ditto.
6420 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
6422 (SSEMODEF2P): Ditto.
6423 (ssemodesuffixf4): New mode attribute for SSE5.
6424 (ssemodesuffixf2s): Ditto.
6425 (ssemodesuffixf2c): Ditto.
6426 (sserotatemax): Ditto.
6427 (ssescalarmode): Ditto.
6428 (sse_maskcmpv4sf3): Disable if SSE5.
6429 (sse_maskcmpv2df3): Ditto.
6430 (sse_vmmaskcmpv4sf3): Ditto.
6431 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
6432 (sse5_vmfmadd<mode>4): Ditto.
6433 (sse5_fmsub<mode>4): Ditto.
6434 (sse5_vmfmsub<mode>4): Ditto.
6435 (sse5_fnmadd<mode>4): Ditto.
6436 (sse5_vmfnmadd<mode>4): Ditto.
6437 (sse5_fnmsub<mode>4): Ditto.
6438 (sse5_vmfnmsub<mode>4): Ditto.
6439 (sse5i_fmadd<mode>4): Ditto.
6440 (sse5i_fmsub<mode>4): Ditto.
6441 (sse5i_fnmadd<mode>4): Ditto.
6442 (sse5i_fnmsub<mode>4): Ditto.
6443 (sse5i_vmfmadd<mode>4): Ditto.
6444 (sse5i_vmfmsub<mode>4): Ditto.
6445 (sse5i_vmfnmadd<mode>4): Ditto.
6446 (sse5i_vmfnmsub<mode>4): Ditto.
6447 (mulv16qi3): Add SSE5 support.
6449 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
6450 (sse2_mulv4si3): Disable if SSE5.
6451 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
6452 (sse4_1_roundps): Ditto.
6453 (sse4_1_roundsd): Ditto.
6454 (sse4_1_roundss): Ditto.
6455 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
6457 (sse_maskcmpsf3): Ditto.
6458 (sse_vmmaskcmpv4sf3): Ditto.
6459 (sse2_maskcmpv2df3): Ditto.
6460 (sse2_maskcmpdf3): Ditto.
6461 (sse2_vmmaskcmpv2df3): Ditto.
6462 (sse2_eq<mode>3): Ditto.
6463 (sse2_gt<mode>3): Ditto.
6464 (sse5_pcmov_<mode>): Add SSE5 support.
6465 (vec_unpacku_hi_v16qi): Ditto.
6466 (vec_unpacks_hi_v16qi): Ditto.
6467 (vec_unpacku_lo_v16qi): Ditto.
6468 (vec_unpacks_lo_v16qi): Ditto.
6469 (vec_unpacku_hi_v8hi): Ditto.
6470 (vec_unpacks_hi_v8hi): Ditto.
6471 (vec_unpacku_lo_v8hi): Ditto.
6472 (vec_unpacks_lo_v8hi): Ditto.
6473 (vec_unpacku_hi_v4si): Ditto.
6474 (vec_unpacks_hi_v4si): Ditto.
6475 (vec_unpacku_lo_v4si): Ditto.
6476 (vec_unpacks_lo_v4si): Ditto.
6477 (sse5_pmacsww): New SSE5 intrinsic insn.
6478 (sse5_pmacssww): Ditto.
6479 (sse5_pmacsdd): Ditto.
6480 (sse5_pmacssdd): Ditto.
6481 (sse5_pmacssdql): Ditto.
6482 (sse5_pmacssdqh): Ditto.
6483 (sse5_pmacsdqh): Ditto.
6484 (sse5_pmacsswd): Ditto.
6485 (sse5_pmacswd): Ditto.
6486 (sse5_pmadcsswd): Ditto.
6487 (sse5_pmadcswd): Ditto.
6488 (sse5_pcmov_<move>): Conditional move support on SSE5.
6489 (sse5_phaddbw): New SSE5 intrinsic insn.
6490 (sse5_phaddbd): Ditto.
6491 (sse5_phaddbq): Ditto.
6492 (sse5_phaddwd): Ditto.
6493 (sse5_phaddwq): Ditto.
6494 (sse5_phadddq): Ditto.
6495 (sse5_phaddubw): Ditto.
6496 (sse5_phaddubd): Ditto.
6497 (sse5_phaddubq): Ditto.
6498 (sse5_phadduwd): Ditto.
6499 (sse5_phadduwq): Ditto.
6500 (sse5_phaddudq): Ditto.
6501 (sse5_phsubbw): Ditto.
6502 (sse5_phsubwd): Ditto.
6503 (sse5_phsubdq): Ditto.
6504 (sse5_pperm): Ditto.
6505 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
6506 (sse5_pperm_zero_v16qi_v8hi): Ditto.
6507 (sse5_pperm_sign_v8hi_v4si): Ditto.
6508 (sse5_pperm_zero_v8hi_v4si): Ditto.
6509 (sse5_pperm_sign_v4si_v2di): Ditto.
6510 (sse5_pperm_sign_v4si_v2di): Ditto.
6511 (sse5_pperm_pack_v2di_v4si): Ditto.
6512 (sse5_pperm_pack_v4si_v8hi): Ditto.
6513 (sse5_pperm_pack_v8hi_v16qi): Ditto.
6514 (sse5_perm<mode>): New SSE5 intrinsic insn.
6515 (rotl<mode>3): Ditto.
6516 (sse5_rotl<mode>3): Ditto.
6517 (sse5_ashl<mode>3): Ditto.
6518 (sse5_lshl<mode>3): Ditto.
6519 (sse5_frcz<mode>2): Ditto.
6520 (sse5s_frcz<mode>2): Ditto.
6521 (sse5_cvtph2ps): Ditto.
6522 (sse5_cvtps2ph): Ditto.
6523 (sse5_vmmaskcmp<mode>3): Ditto.
6524 (sse5_com_tf<mode>3): Ditto.
6525 (sse5_maskcmp<mode>3): Ditto.
6526 (sse5_maskcmp_uns<mode>3): Ditto.
6527 (sse5_maskcmp_uns2<mode>3): Ditto.
6528 (sse5_pcom_tf<mode>3): Ditto.
6530 * config/i386/predicates.md (sse5_comparison_float_operator):
6531 New predicate to match the comparison operators supported by
6532 the SSE5 com instruction.
6533 (ix86_comparison_int_operator): New predicate to match just the
6534 signed int comparisons.
6535 (ix86_comparison_uns_operator): New predicate to match just the
6536 unsigned int comparisons.
6538 * doc/invoke.texi (-msse5): Add documentation.
6539 (-mfused-madd): Ditto.
6541 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
6543 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
6545 (x86_64-*-*): Ditto.
6547 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
6549 * config/i386/bmmintrin.h: New file, provide common x86 compiler
6550 intrinisics for SSE5.
6552 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
6555 * config/i386/mmintrin-common.h: New file, to contain common
6556 instructions between SSE4.1 and SSE5.
6558 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
6559 FOREACH_FUNCTION_ARGS to iterate over the argument list.
6560 (gen_regparm_prefix): Ditto.
6562 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
6563 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
6564 prototype_p to determine if a function is prototyped.
6566 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
6568 * c-common.c (c_common_reswords) add the alignof keyword,
6569 with same RID as __alignof and __alignof__
6571 2009-08-25 Anatoly Sokolov <aesok@post.ru>
6573 * hooks.h (hook_bool_const_int_const_int_true): Declare.
6574 * hooks.c (hook_bool_const_int_const_int_true): New function.
6575 * target.h (struct gcc_target): Add can_eliminate field.
6576 * target-def.h (TARGET_CAN_ELIMINATE): Define.
6577 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
6578 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
6579 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
6580 (elim_table): Revise comment.
6581 * system.h (CAN_ELIMINATE): Poison.
6582 * defaults.h (CAN_ELIMINATE): Remove.
6583 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
6585 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
6586 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
6588 (alpha_vms_can_eliminate): Declare as static, change return type to
6590 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
6592 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
6593 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
6594 (arm_can_eliminate): New function.
6596 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
6597 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
6598 (avr_can_eliminate): Declare as static.
6599 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
6601 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
6602 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
6603 (bfin_can_eliminate): New function.
6605 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
6606 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
6607 (crx_can_eliminate): New function.
6609 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
6610 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
6611 (fr30_can_eliminate): New function.
6613 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
6614 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
6615 (frv_can_eliminate): New function.
6617 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
6618 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
6619 (h8300_can_eliminate): New function.
6621 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
6622 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
6623 (i386_can_eliminate): Declare as static, change return type to bool.
6624 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
6626 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
6627 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
6628 (ia64_can_eliminate): New function.
6630 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
6631 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
6632 (iq2000_can_eliminate): New function.
6634 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
6635 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
6636 (m32r_can_eliminate): New function.
6638 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
6639 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
6640 (m68hc11_can_eliminate): New function.
6642 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
6643 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
6644 (m68k_can_eliminate): New function.
6646 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
6647 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
6648 (mep_can_eliminate): New function.
6650 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
6651 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
6652 (mips_can_eliminate): New function.
6654 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
6655 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
6656 (rs6000_can_eliminate): New function.
6658 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
6659 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
6660 (s390_can_eliminate): Declare as static.
6661 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
6663 * config/score/score.h (CAN_ELIMINATE): Remove macro.
6664 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
6665 (score_can_eliminate): New function.
6667 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
6668 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
6669 (sparc_can_eliminate): Declare as static.
6670 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
6672 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
6673 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
6674 (xstormy16_can_eliminate): New function.
6676 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
6677 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
6678 (v850_can_eliminate): New function.
6680 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
6682 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
6683 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
6684 (*movdfcc_ext[1234]): Disable for IEEE mode.
6686 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
6688 * gimplify.c (prepare_gimple_addressable): New static function.
6689 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
6691 (gimplify_addr_expr): Invoke it similarly on the operand instead of
6692 manually fiddling with it.
6694 2009-08-25 Michael Matz <matz@suse.de>
6696 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
6697 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
6699 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
6700 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
6701 (do_jump): Split out code for simple binary comparisons into ...
6702 (do_jump_1): ... this, taking the individual operands and code.
6703 Change callers to helper function above accordingly.
6704 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
6707 2009-08-25 Michael Matz <matz@suse.de>
6709 * expr.h (struct separate_ops, sepops): New type for passing
6710 around an exploded simple expression.
6711 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
6712 Use this structure instead of expression tree.
6713 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
6714 expression, only its type.
6715 (expand_vec_cond_expr): Take type and individual operands instead
6717 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
6718 expand_vec_shift_expr): Change prototype accordingly.
6719 * tree-vect-stmts.c (vectorizable_condition): Change call of
6720 expand_vec_cond_expr_p to pass only type.
6721 * expr.c (do_store_flags): Change prototype and implementation
6722 to take an exploded expression.
6723 (expand_expr_real_1): New local ops initialized with details
6724 of the full expression. Use it instead of full
6725 expression in calls to do_store_flags, expand_vec_cond_expr,
6726 expand_widen_pattern_expr and expand_vec_shift_expr.
6728 2009-08-25 Michael Matz <matz@suse.de>
6730 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
6731 treeop2 initialized with first three operands of the full expression.
6732 Substitute all TREE_OPERAND (exp, [012]) calls with them.
6734 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
6736 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
6737 (__gthread_objc_condition_allocate): Mark arguments as unused.
6738 (__gthread_objc_condition_deallocate): Likewise.
6739 (__gthread_objc_condition_wait): Likewise.
6740 (__gthread_objc_condition_broadcast): Likewise.
6741 (__gthread_objc_condition_signal): Likewise.
6742 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
6743 (__gthread_objc_thread_id): Likewise.
6745 2009-08-25 Janus Weil <janus@gcc.gnu.org>
6748 * tree-pretty-print.c (print_call_name): Print the correct call name
6749 for procedure pointer components.
6751 2009-08-24 Steve Ellcey <sje@cup.hp.com>
6753 * config/ia64/ia64.c (ia64_promote_function_mode): Call
6754 default_promote_function_mode when not VMS.
6756 2009-08-24 Olivier Hainque <hainque@adacore.com>
6758 * convert.c (convert_to_integer): Don't assume an input pointer is
6759 POINTER_SIZE wide. Fetch from the type instead.
6761 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6763 * configure.ac (AC_PREREQ): Bump to 2.64.
6765 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
6767 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
6768 (process_command): Don't search standard_exec_prefix_1 and
6769 standard_exec_prefix_2.
6771 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6773 * config/arm/arm.c (output_return_instruction): Handle for
6776 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6778 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
6780 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6782 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
6783 (*arm_movdf_vfp): Likewise.
6785 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6787 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
6788 (vashr<mode>3): Rename from ashr<mode>3.
6789 (vlshr<mode>3): Rename from lshr<mode>3.
6791 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
6794 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
6795 (check_format_info_main): Use scalar_identify_flag.
6796 (check_format_types): Check for scalar size identity if
6797 scalar_identify_flag is set.
6798 (printf_length_specs): Extend by new field.
6799 (asm_fprintf_length_specs): Likewise.
6800 (gcc_diag_length_specs): Likewise.
6801 (scanf_length_specs): Likewise.
6802 (strfmon_length_specs): Likewise.
6803 (gcc_gfc_length_specs): Likewise.
6804 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
6805 (ms_printf_flag_specs): Likewise.
6806 * c-format.h (format_length_info): Add new member scalar_identity_flag.
6808 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
6811 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
6812 (*call_value_pop_1): Ditto.
6813 (*sibcall_pop_1): New insn pattern.
6814 (*sibcall_value_pop_1): Ditto.
6816 2009-08-23 Alan Modra <amodra@bigpond.net.au>
6819 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
6822 2009-08-23 Alan Modra <amodra@bigpond.net.au>
6825 * fwprop.c (try_fwprop_subst): Allow multiple sets.
6826 (get_reg_use_in): New function.
6827 (forward_propagate_subreg): Propagate through subreg of zero_extend
6830 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
6832 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
6833 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
6835 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6837 * configure.ac: Remove --with-datarootdir, --with-docdir,
6838 --with-htmldir switches. No need to call AC_SUBST for
6839 datarootdir, docdir, htmldir any more.
6840 * configure: Regenerate.
6841 * doc/install.texi (Configuration): Document --datarootdir,
6842 --docdir, --htmldir, --pdfdir; update documentation for
6843 --infodir, --mandir.
6844 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
6847 * aclocal.m4: Regenerate.
6848 * config.in: Regenerate.
6849 * configure: Regenerate.
6851 2009-08-21 Douglas B Rupp <rupp@gnat.com>
6852 Olivier Hainque <hainque@adacore.com>
6854 * config/ia64/ia64.c: Include libfuncs.h.
6855 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
6856 (ia64_expand_call): Use reg 25 on VMS.
6857 (ia64_initialize_trampoline): Fix for VMS ABI.
6858 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
6859 (ia64_function_arg): Initialize reg 25 on VMS.
6860 Fix OpenVMS ABI issues for varargs.
6861 For OpenVMS, emit the Argument Information register set in the
6862 incoming/sibcall case as well.
6863 (ia64_arg_type): New function.
6864 (ia64_function_arg_advance): Keep track of cum->words.
6865 Fix OpenVMS ABI issues for varargs.
6866 (ia64_function_value): On VMS, promote mode of non-aggregate types.
6867 (ia64_override_options): Set flag_no_common on VMS.
6868 (ia64_init_builtins): Disable FWRITE builtin.
6869 (ia64_asm_output_external): Call DO_CRTL_NAMES.
6870 (ia64_vms_init_libfuncs): Add decc$ routines.
6871 (ia64_vms_valid_pointer_mode): New function.
6872 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
6873 (ia64_promote_function_mode): New function
6874 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
6875 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
6876 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
6877 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
6878 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
6879 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
6880 Suppress trailing '#' if VALUE is numeric.
6881 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
6882 ia64_promote_function_mode.
6883 (TARGET_VALID_POINTER_MODE): Define.
6885 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
6888 * config/rs6000/rs6000.c (rs6000_override_options): Use
6889 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
6892 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
6893 reporting of vector + decimal/boolean/complex error.
6895 2009-08-21 Jakub Jelinek <jakub@redhat.com>
6897 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
6898 __vector double TYPE_DECL.
6900 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
6902 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
6903 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
6904 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
6905 to pointer to enum machine_mode. Update all callers as needed.
6907 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
6909 * config/alpha/alpha.md (exception_receiver): Emit alternative
6910 GP load sequence if flag_reorder_blocks_and_partition is set.
6911 (*exception_receiver_2): Also enable when
6912 flag_reorder_blocks_and_partition is set.
6914 2009-08-20 Matt Rice <ratmice@gmail.com>
6915 Diego Novillo <dnovillo@google.com>
6917 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
6920 2009-08-20 Richard Guenther <rguenther@suse.de>
6922 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
6923 * c-tree.h (c_dup_lang_specific_decl): Remove.
6924 (struct lang_decl, struct lang_type): Move definitions ...
6925 * c-lang.h: ... here. New file.
6926 * c-decl.c: Include c-lang.h.
6927 (c_dup_lang_specific_decl): Remove.
6928 * c-typeck.c: Include c-lang.h.
6929 * Makefile.in (c-decl.o): Add c-lang.h dependency.
6930 (c-typeck.o): Likewise.
6931 * c-config-lang.in (gtfiles): Add c-lang.h.
6932 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
6935 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
6937 * config/alpha/alpha.c (alpha_end_function): Do not clear
6938 crtl->emit structure and free insn locators if cfun->is_thunk is true,
6939 this is now handled in generic code.
6941 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
6943 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
6944 (s390_z10_fix_long_loop_prediction): New function.
6945 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
6946 (s390_reorg): Walk over the INSNs and invoke
6947 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
6949 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
6951 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
6952 "*brx_64bit", "*brx_31bit"): New patterns.
6953 * config/s390/s390.c ('E'): New output modifier.
6955 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6956 Richard Earnshaw <richard.earnshaw@arm.com>
6958 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
6959 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
6961 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6963 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
6965 * pa.c (emit_move_sequence): Check if address of operand1 is valid
6966 for mode mode of operand0 when doing secondary reload for SAR.
6968 2009-08-19 Jakub Jelinek <jakub@redhat.com>
6971 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
6972 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
6974 2009-08-19 Jason Merrill <jason@redhat.com>
6976 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
6977 supported template depth in C++0x.
6979 2009-08-19 Jakub Jelinek <jakub@redhat.com>
6981 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
6982 free_after_compilation.
6983 * config/score/score7.c (score7_output_mi_thunk): Likewise.
6984 * config/score/score3.c (score3_output_mi_thunk): Likewise.
6985 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
6986 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
6987 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
6988 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
6989 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
6991 2009-08-19 Ian Lance Taylor <iant@google.com>
6993 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
6994 of (plus (mult (neg B) C) A).
6996 2009-08-18 Michael Matz <matz@suse.de>
6998 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
6999 instead of comparing TYPE_MAIN_VARIANT for equality.
7000 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
7001 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
7002 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
7003 * gimplify.c (goa_lhs_expr_p): Ditto and use
7004 STRIP_USELESS_TYPE_CONVERSION.
7006 2009-08-18 Michael Matz <matz@suse.de>
7008 * tree-ssa-structalias.c (create_variable_info_for): Also mark
7009 first field in a struct.
7010 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
7012 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
7014 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
7015 locators before emit_insn is called. Remove assert that
7017 (alpha_end_function): Clear crtl->emit structure and free insn
7018 locators if cfun->is_thunk is true.
7020 2009-08-18 Jason Merrill <jason@redhat.com>
7022 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
7024 * configure.ac: Test for it.
7025 * configure, config.in: Regenerate.
7026 * doc/install.texi: Document --enable-gnu-unique-object.
7028 2009-08-18 Richard Guenther <rguenther@suse.de>
7031 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
7032 pow(x,y*z) only if x is nonnegative.
7034 2009-08-18 Jakub Jelinek <jakub@redhat.com>
7036 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
7040 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
7041 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
7043 2009-08-17 DJ Delorie <dj@redhat.com>
7045 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
7046 * config/m32c/prologue.md (epilogue_freit): New.
7048 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
7049 (bank_switch_p): Likewise.
7050 (fast_interrupt_p): Likewise.
7051 (interrupt_p): Likewise.
7052 (m32c_conditional_register_usage): Round memregs size up.
7053 (need_to_save): We only need to save $a0 when we use ENTER.
7054 (interrupt_p): Check for fast_interrupt too.
7055 (bank_switch_p): New.
7056 (fast_interrupt_p): New.
7057 (m32c_attribute_table): Add bank_switch and fast_interrupt.
7058 (m32c_emit_prolog): Support bank switching and fast interrupts.
7059 * doc/extend.texi (Function Attributes): Add bank_switch and
7062 2009-08-17 Douglas B Rupp <rupp@gnat.com>
7064 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
7065 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
7067 2009-08-16 Douglas B Rupp <rupp@gnat.com>
7069 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
7070 (menu): Add IA-64/VMS Options.
7071 (IA-64/VMS Options): Likewise.
7073 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7076 * config/mips/mips.md (*lwxs): Use :P for pointer values.
7078 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7080 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
7081 (mips_pop_asm_switch): Likewise.
7082 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
7084 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7085 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
7086 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
7087 (mips_print_operand_punctuation): Use them. Check mips_noreorder
7088 instead of set_noreorder.
7089 (mips_output_function_prologue): Use the new functions.
7090 (mips_output_function_epilogue): Likewise.
7091 (mips_need_noat_wrapper_p): New function, split out from...
7092 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
7093 Use mips_push_asm_switch and mips_pop_asm_switch.
7094 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
7095 and mips_pop_asm_switch.
7096 (ASM_OUTPUT_REG_POP): Likewise.
7097 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
7098 Use mips_pop_asm_switch.
7099 (mips_asm_switch): New structure.
7100 (set_noreorder, set_nomacro): Replace with...
7101 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7102 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
7103 instead of set_nomacro.
7104 (fix_truncsfsi2_macro): Likewise.
7105 (cprestore): Likewise.
7106 (hazard): Use mips_noreorder instead of set_noreorder.
7107 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
7109 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
7111 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
7112 from prev_active_insn.
7114 2009-08-16 Anatoly Sokolov <aesok@post.ru>
7116 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
7117 * config/avr/avr.c (avr_override_options): Initialize
7118 avr_current_arch variable.
7119 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
7120 __AVR_HAVE_16BIT_SP__ according to the device type.
7121 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
7123 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
7124 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
7126 2009-08-16 Dodji Seketeli <dodji@redhat.com>
7129 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
7130 generating inlined subroutine die only. We shouldn't be
7131 called for anything else.
7132 (gen_block_die): Don't generate inline subroutine debug info for
7135 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7137 * graphite-poly.c (print_pbb): Print PBB index.
7139 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7142 * graphite-interchange.c (ppl_max_for_le): Moved...
7143 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
7144 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
7145 ppl_Pointset_Powerset_C_Polyhedron_maximize.
7146 * graphite-ppl.h (ppl_max_for_le): Declared.
7148 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
7150 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
7151 supported on all platforms.
7152 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
7153 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
7154 * c-pragma.c: Likewise.
7155 * target-def.h (TARGET_INITIALIZER): Remove
7156 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7157 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7159 2009-08-14 Douglas B Rupp <rupp@gnat.com>
7161 * config/ia64/fde-vms.c: New file.
7162 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
7163 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
7164 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
7165 (uw_frame_state_for): Only register a personality routine if it is
7166 known to be compatible with our expectations.
7167 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
7168 Declare unw_table_entry stack variable and
7169 mod all calls to _Unwind_FindTableEntry to add arg.
7170 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
7171 (_Unwind_FindTableEntry): Add arg to prototype.
7173 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
7175 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
7176 field 'signal_pfs_loc'.
7177 (uw_frame_state_for): Remove duplicate code dealing with leaf
7178 procedures without unwind info.
7179 If in the frame after unwinding through a signal handler, restore
7180 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
7181 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
7182 'pfs_loc' to the AR.PFS location in the signal context; instead
7183 set 'signal_pfs_loc'.
7184 Manually generate the unwind info for the AR.PFS register.
7185 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
7186 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
7187 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
7188 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
7189 instead set 'signal_pfs_loc'.
7190 Remove code preventing the AR.PFS register from being restored
7191 from the signal context.
7193 2009-08-14 Douglas B Rupp <rupp@gnat.com>
7194 Tristan Gingold <gingold@adacore.com>
7196 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
7197 * config/ia64/t-vms: New file.
7198 * config/ia64/vms64.h: New file.
7199 * config/ia64/vms.h: New file.
7200 * config/ia64/vms-crtinit.asm: New file.
7201 * config/ia64/vms_symvec_libgcc_s.opt: New file.
7202 * config/ia64/vms-unwind.h: New file.
7204 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
7206 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
7209 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7212 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
7214 * real.h (do_mpc_arg2): ... here.
7215 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
7218 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
7220 * final.c (add_debug_prefix_map): Don't use GC memory for
7221 old_prefix and new_prefix.
7223 2009-08-14 Richard Guenther <rguenther@suse.de>
7225 * ipa-prop.c (compute_complex_pass_through): If we cannot
7226 compute a non-varying offset for IPA_JF_ANCESTOR punt.
7228 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7230 * c-lex.c (c_lex_with_flags): Increase size of local variable
7231 to avoid memory clobber.
7233 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
7236 * config/i386/i386.c (ix86_fp_comparison_strategy):
7237 Only enable/disable sahf at function granularity.
7239 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
7241 PR rtl-optimization/41064
7242 * reload1.c (reload_as_needed): Don't call extract_insn
7243 for known invalid replacements after calling
7244 validate_replace_rtx_group and verify_changes.
7246 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
7249 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
7250 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
7251 ix86_expand_fp_vcond.
7252 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
7253 Assert that operation is supported by ix86_expand_int_vcond.
7254 (vcondu<SSEMODE124C8:mode>): Ditto.
7256 2009-08-13 DJ Delorie <dj@redhat.com>
7258 * config/i386/djgpp-stdint.h: New.
7259 * config.gcc (djgpp): Use it.
7261 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
7263 * config/sh/sh.c (sh_override_options): When flag_exceptions or
7264 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
7266 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
7268 * tree-ssa-loop-prefetch.c
7269 (prune_ref_by_group_reuse): Enhance probabilistic analysis
7270 for long-stride pruning.
7271 (compute_miss_rate): New function to compute the probability
7272 that two memory references access different cache lines.
7274 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
7276 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
7278 2009-08-13 Richard Guenther <rguenther@suse.de>
7281 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
7282 use the constant pointer type.
7283 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
7284 of CV qualifiers on the target pointer type.
7285 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
7286 conversion check before restrict check.
7288 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7291 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
7293 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7295 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
7297 2009-08-12 Richard Guenther <rguenther@suse.de>
7299 PR tree-optimization/41011
7300 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
7301 and reference constructing.
7303 2009-08-12 Xinliang David Li <davidxl@google.com>
7305 PR tree-optimization/41012
7306 * tree-flow.h : New external interface.
7307 * gimple-low.c (check_call_arg): Change to public function.
7308 Remove argument mismatch check in lowering.
7309 * tree-inline.h (tree_can_inline_p): Interface change.
7310 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
7312 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
7313 Call change to tree_can_inline_p function.
7314 (cgraph_decide_inlining_incrementally): Ditto.
7316 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
7318 PR tree-optimization/41031
7319 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
7320 on the partition variable rather than promote_mode on the source
7321 type. Assert that the partition variable's type has the same
7322 mode as the source value's.
7324 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
7326 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
7327 for for_return == 2.
7328 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
7330 * calls.c (expand_call): Fix typo.
7331 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
7333 * stmt.c (expand_value_return): Use promote_function_mode to copy out
7335 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
7336 * config/cris/cris.c (cris_promote_function_mode): Likewise.
7337 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
7338 * config/pa/pa.c (pa_promote_function_mode): Likewise.
7340 2009-08-12 Andrew Haley <aph@redhat.com>
7342 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
7344 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7347 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
7349 2009-08-12 Richard Guenther <rguenther@suse.de>
7351 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
7352 * gimplify.c (gimplify_modify_expr): Do not use
7353 lang_hooks.types_compatible_p.
7354 * tree-ssa.c (useless_type_conversion_p): For aggregates
7355 just return false if the canonical types differ.
7357 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7360 * sese.c (convert_for_phi_arg): New.
7361 (add_guard_exit_phis): Use convert_for_phi_arg.
7363 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7365 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
7366 unknown subscript upper bounds.
7368 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7369 Pranav Garg <pranav.garg2107@gmail.com>
7371 * graphite-interchange.c (gather_access_strides): Removed.
7372 (ppl_max_for_le): New.
7373 (build_linearized_memory_access): New.
7374 (memory_stride_in_loop): New.
7375 (pbb_interchange_profitable_p): Reimplemented.
7376 * graphite-ppl.h (ppl_new_id_map): New.
7377 (ppl_interchange): New.
7379 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7381 * graphite-interchange.c (compute_subscript): Removed.
7382 (compute_array_size_cstr): Removed.
7383 (compute_array_size_poly): Removed.
7384 (compute_array_size): Removed.
7385 (gather_access_strides_poly): Removed.
7386 (gather_access_strides): Empty.
7388 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7390 * graphite-dependences.c (dependence_polyhedron_1): Replace
7391 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
7392 (graphite_legal_transform_dr): Same.
7393 (graphite_carried_dependence_level_k): Same.
7394 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
7395 Initialize PDR_NB_SUBSCRIPTS.
7396 (print_pdr_access_layout): Replace pdr_nb_subscripts with
7398 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
7399 (PDR_NB_SUBSCRIPTS): New.
7400 (pdr_nb_subscripts): Removed.
7401 (pdr_dim): Simplified.
7402 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
7403 with PDR_NB_SUBSCRIPTS.
7405 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7407 * graphite-interchange.c (compute_array_size): Remove use of
7409 * graphite-poly.c (new_poly_dr): Remove argument data_container.
7410 Do not initialize PDR_DATA_CONTAINER.
7411 (print_pdr): Do not print PDR_DATA_CONTAINER.
7412 * graphite-poly.h (struct poly_dr): Remove data_container field.
7413 (PDR_DATA_CONTAINER): Removed.
7414 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
7416 (build_poly_dr): Same.
7418 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
7419 Sebastian Pop <sebastian.pop@amd.com>
7421 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
7422 copy of the dependence polyhedron. Free the temporary objects.
7423 (graphite_carried_dependence_level_k): Free unused objects before
7426 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7428 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
7429 Early return without analyzing the data dependences if no
7430 transform has been done. Call restore_scattering if the transform
7432 (graphite-interchange.c): Same.
7433 * graphite-poly.c (print_scattering_function): Test for
7435 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
7436 (apply_poly_transforms): Do not gcc_assert that
7437 the transform is legal.
7438 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
7439 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
7440 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
7441 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
7442 * graphite-poly.h (struct poly_scattering): New.
7443 (struct poly_bb): Add original, transformed, and saved fields.
7444 Remove transformed_scattering, original_scattering,
7445 nb_local_variables and nb_scattering_transform fields.
7446 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
7447 (poly_scattering_new): New.
7448 (poly_scattering_free): New.
7449 (poly_scattering_copy): New.
7450 (store_scattering_pbb): New.
7451 (store_scattering): New.
7452 (restore_scattering_pbb): New.
7453 (restore_scattering): New.
7454 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
7455 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
7457 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7459 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
7462 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7464 * Makefile.in (graphite.o): Depends on PREDICT_H.
7465 * graphite.c: Include predict.h.
7466 (graphite_finalize): Call tree_estimate_probability.
7467 * predict.c (predict_loops): Do not call scev_initialize and
7469 (tree_estimate_probability_bb): New.
7470 (tree_estimate_probability): Do not initialize loops: move that
7471 code to the driver. Call tree_estimate_probability_bb.
7472 (tree_estimate_probability_driver): New.
7473 (pass_profile): Use tree_estimate_probability_driver.
7474 * predict.h (tree_estimate_probability): Declared.
7476 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7478 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
7479 * graphite-dependences.c (graphite_legal_transform): Add time to
7480 TV_GRAPHITE_DATA_DEPS.
7481 (dependency_between_pbbs_p): Same.
7482 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
7484 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
7486 PR rtl-optimization/41033
7487 * alias.c (nonoverlapping_component_refs_p): Punt when strict
7488 aliasing is disabled.
7490 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
7492 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
7493 si_mask_operand, and_load_operand, low_bitmask_operand,
7494 and_reg_operand, and_operand): New predicates.
7495 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
7496 * config/mips/mips.c (and_operands_ok): New function.
7497 * config/mips/mips-protos.h (and_operands_ok): Declare it.
7498 * config/mips/mips.md (move_type): Add ext_ins and logical.
7499 (type): Handle them.
7500 (and<mode>3): Use and_reg_operand as the second operand's predicate.
7501 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
7502 shift_shift. Remove commutative constraint modifier.
7503 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
7505 (*clear_upper32_dext): Remove define_insn_and_split.
7506 (*clear_upper32): Turn this define_insn_and_split ...
7507 (splitter for ANDing register with 0xffff_ffff): .. into this.
7509 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
7511 * combine.c (try_widen_shift_mode): Factor out code to check if an
7512 integer constant is a low-order bitmask from here ...
7513 * rtlanal.c (low_bitmask_len): ... to here.
7514 * rtl.h (low_bitmask_len): Declare.
7516 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
7519 * config/alpha/alpha.md (addsi3): Remove expander.
7520 (addsi3): Rename from *addsi3_internal insn pattern.
7521 (subsi3): Remove expander.
7522 (subsi3): Rename from *subsi3_internal insn pattern.
7524 2009-08-11 Douglas B Rupp <rupp@gnat.com>
7526 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
7529 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
7530 Eric Botcazou <botcazou@adacore.com>
7531 Douglas B Rupp <rupp@gnat.com>
7533 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
7534 that records that fit in 64 bits are returned by immediate value,
7535 as required by OpenVMS Calling Standard.
7536 (function_value): Adjust for above modification.
7537 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
7538 virtual_incoming_args_rtx as base object, not next_arg.
7539 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
7541 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7543 * reload.c (find_reloads_subreg_address): Check the original
7544 req_equiv_mem address to detect the case where an address is
7545 not valid in the outer mode.
7547 2009-08-11 Richard Guenther <rguenther@suse.de>
7550 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
7552 2009-08-10 Douglas B Rupp <rupp@gnat.com>
7554 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
7555 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
7557 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
7558 Douglas B Rupp <rupp@gnat.com>
7560 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
7561 PT_STACK when frame_pointer_needed on OpenVMS.
7562 (alpha_pv_save_size, alpha_using_fp): Remove.
7563 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
7564 with proper processing for PT_NULL.
7565 (alpha_vms_initial_elimination_offset): New function. Support for
7566 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
7567 (alpha_sa_size): Force procedure type to PT_STACK when
7568 frame_pointer_needed on OpenVMS.
7569 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
7570 (alpha_using_fp): Likewise.
7571 (alpha_vms_can_eliminate): Add prototype.
7572 (alpha_vms_initial_elimination_offset): Likewise.
7573 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
7574 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
7576 2009-08-10 Eric Botcazou <botcazou@adacore.com>
7577 Douglas B Rupp <rupp@gnat.com>
7579 * config/alpha/alpha.c (common_object_handler): New function.
7580 (vms_attribute_table): Declare a single attribute "common_object".
7581 (vms_output_aligned_decl_common): New global function.
7582 (SECTION_VMS_OVERLAY): Delete.
7583 (SECTION_VMS_GLOBAL): Likewise.
7584 (SECTION_VMS_INITIALIZE): Likewise.
7585 (vms_asm_named_section): Remove support for above flags.
7586 (vms_section_type_flags): Delete.
7587 (TARGET_SECTION_TYPE_FLAGS): Likewise.
7588 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
7589 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
7590 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
7592 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
7595 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
7596 (sub_ddmmss): Likewise.
7598 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
7601 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
7604 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7607 * reload1.c (reload_as_needed): Use cancel_changes to completely
7608 undo a failed replacement attempt.
7610 2009-08-10 Richard Guenther <rguenther@suse.de>
7613 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
7614 (useless_type_conversion_p): ... here. Require pointer targets
7617 2009-08-10 Dodji Seketeli <dodji@redhat.com>
7620 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
7621 loose the original type of the statement list.
7623 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7625 * config/alpha/alpha.c: Include libfuncs.h
7626 (avms_asm_output_extern): New function.
7627 (alpha_init_libfuncs): Init some decc libfuncs.
7628 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
7629 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
7630 (DO_CRTL_NAMES): Define.
7632 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
7633 (LONG_TYPE_SIZE): Define.
7634 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
7635 (SUBTARGET_SWITCHES): Define malloc64 switch.
7636 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
7637 (MASK_RETURN_ADDR): Define.
7638 doc/invoke.texi (mmalloc64): Document switch.
7640 2009-08-09 Olivier Hainque <hainque@adacore.com>
7641 Douglas B Rupp <rupp@gnat.com>
7643 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
7644 uses_condition_handler.
7645 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
7646 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
7647 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
7648 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
7649 (code_for_builtin): New insn codes for the new alpha_builtins.
7650 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
7651 (alpha_sa_size): Account for uses_condition_handler.
7652 (alpha_expand_prologue): Likewise.
7653 (alpha_start_function): Likewise.
7654 (alpha_expand_epilogue): Likewise.
7655 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
7656 establish/revert expanders.
7657 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
7658 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
7659 New expander, resorting to the alpha.c associated function.
7660 (builtin_revert_vms_condition_handler): Likewise.
7661 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
7662 __gcc_shell_handler, the static VMS condition handler used as
7663 an indirection wrapper to the current dynamically established
7665 * config/alpha/vms-unwind.h: Complete rewrite.
7666 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
7667 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
7669 2009-08-09 Eric Botcazou <botcazou@adacore.com>
7670 Douglas B Rupp <rupp@gnat.com>
7672 * config/alpha/alpha.c (alpha_links): Add 'target' field.
7673 (alpha_need_linkage): Handle aliases. Return function symbol.
7674 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
7675 Use ultimate alias target for the linkage name.
7676 * config/alpha/alpha.md (movmemdi): Use the symbol returned
7677 by alpha_need_linkage for the function symbol.
7678 (setmemdi): Likewise.
7680 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7682 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
7683 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
7684 (ASM_WEAKEN_LABEL): Define.
7685 (CRT_CALL_STATIC_FUNCTION): Define.
7686 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
7687 (ENDFILE_SPEC): Define.
7688 (INIT_SECTION_ASM_OP): Define.
7689 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
7690 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
7692 (MULTILIB_OSDIRNAMES): Define.
7693 (shlib_version): Define.
7694 (SHLIB_EXT): Define.
7695 (SHLIB_OBJS): Define.
7696 (SHLIB_NAME): Define.
7697 (SHLIB_MULTILIB): Define.
7698 (SHLIB_INSTALL): Define.
7699 (SHLIB_SYMVEC): Define.
7700 (SHLIB_SYMVECX2): Define.
7701 (SHLIB_LINK): Define.
7703 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7705 * config/alpha/alpha.c (alpha_initialize_trampoline):
7706 Initialize VMS trampoline IAW ABI for bounded procedure calls.
7707 (alpha_start_function): Emit transfer address on nested functions
7708 for VMS trampoline call.
7709 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
7710 since no longer used.
7711 * config/alpha/vms-tramp.asm: Remove.
7712 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
7713 since now only data initialized at runtime.
7715 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7717 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
7718 (LINK_GCC_C_SEQUENCE_SPEC): Define.
7719 (MD_EXEC_PREFIX): Remove, no longer used.
7720 (MD_STARTFILE_PREFIX): Likewise.
7721 (INCLUDE_DEFAULTS): Likewise.
7722 * config/alpha/t-vms:
7723 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
7725 2009-08-09 Richard Guenther <rguenther@suse.de>
7727 PR tree-optimization/41016
7728 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
7729 (operand_precision): Remove.
7730 (integral_operand_p): Likewise.
7731 (recognize_single_bit_test): Adjust.
7733 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
7735 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
7736 operation overflows. Likewise non-cast unary arithmetic.
7737 If one arm of a conditional expression is always taken,
7738 inhibit evaluation warnings for the other arm. Likewise inhibit
7739 evaluation warnings for the second && or || operand if the first
7740 operand is enough to determine the result.
7741 * c-typeck.c (build_conditional_expr): Apply the same inhibition
7743 (build_binary_op): Prevent duplicate evaluation warnings.
7745 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
7747 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
7748 and destination have different modes, Use promote_mode to
7749 determine the signedness of the conversion. Assert that the
7750 promoted source mode matches the destination mode. Don't pass
7751 the destination and destination mode to expand_expr if the source
7752 mode is different. Simplify conversion logic.
7754 2009-08-09 Ira Rosen <irar@il.ibm.com>
7756 PR tree-optimization/41008
7757 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
7758 from condition only in case it's a comparison. Adjust checks.
7760 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
7762 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
7763 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
7764 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
7765 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
7766 (dump_cand): Handle them.
7767 (struct iv_cand): New members COST_STEP and AINC_USE.
7768 (stmt_after_increment): Likewise.
7769 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
7770 callers changed. Use gimple_uid comparison instead of scanning.
7771 (add_candidate_1): When looking for identical candidates, take
7772 AINC_USE into account. Set it for new candidates.
7773 (force_expr_to_var_cost): Cast target_spill_cost to int.
7774 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
7775 All callers changed. Check for availability of autoinc addressing
7776 modes, both in general for a given mode, and in the specific use case.
7777 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
7779 (get_computation_cost): Likewise.
7780 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
7781 add_autoinc_candidates): New static functions.
7782 (add_candidate): Call add_autoinc_candidates for candidates based on
7784 (find_iv_candidates): Call set_autoinc_for_original_candidates.
7785 (determine_use_iv_cost_address): If we have an autoinc candidate at
7786 the matching use, verify autoinc is possible and subtract the cost
7787 of the candidate's step from the cost.
7788 (determine_iv_cost): Record the cost of the increment in the COST_STEP
7789 member of the candidate.
7790 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
7791 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
7793 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7795 * config.build (ia64-hp-*vms*): New target.
7796 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
7798 * config.gcc (ia64-hp-*vms*): New target.
7799 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
7801 * config.host (ia64-hp-*vms*): New target.
7802 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
7805 2009-08-08 Richard Guenther <rguenther@suse.de>
7807 PR tree-optimization/40991
7808 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
7810 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
7812 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
7813 mode check. Do truncations in an integer mode.
7814 (force_to_mode): Handle subregs for all mode types. Only do
7815 arithmetic simplifications on integer modes.
7817 2009-08-07 Richard Guenther <rguenther@suse.de>
7819 PR tree-optimization/40999
7820 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
7821 (maybe_fold_reference): Lookup constant initializers.
7822 (fold_gimple_assign): Likewise.
7824 2009-08-07 Richard Guenther <rguenther@suse.de>
7826 * tree-ssa.c (useless_type_conversion_p_1): Only for types
7827 that require structural equality defer to the langhook.
7829 2009-08-07 Martin Jambor <mjambor@suse.cz>
7831 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
7833 (struct ipa_pass_through_data): New type.
7834 (struct ipa_ancestor_jf_data): New type.
7835 (union jump_func_value): Removed field formal_id, added fields
7836 pass_through and ancestor.
7837 (struct ipa_param_call_note): Changed type of formal_id to int from
7839 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
7840 operations jump functions and ancestor jump functions.
7841 (compute_complex_pass_through): New function.
7842 (compute_scalar_jump_functions): Call compute_complex_pass_through,
7843 reflect changes in the jump function strucutre.
7844 (update_jump_functions_after_inlining): Ignore complex pass-through
7845 and ancestor jump functions.
7846 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
7847 polynomial pass-through with operation jump functions.
7849 2009-08-07 Jakub Jelinek <jakub@redhat.com>
7851 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
7852 fde->dw_fde_begin as begin label instead of hot/cold label.
7853 Use LLSDAC label instead of LLSDA for second section lsda.
7854 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
7855 label instead of LLSDA if it is true.
7856 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
7858 * except.c (add_call_site, dw2_size_of_call_site_table): Add
7859 SECTION argument. Use it as index into crtl->eh.call_site_record
7861 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
7862 use it to determine how to print table entries instead of using
7863 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
7864 label instead of normal begin label as base.
7865 (sjlj_assign_call_site_values): Adjust add_call_site caller.
7866 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
7867 ensure no EH range spans between sections and that landing pads
7868 are always in the corresponding section.
7869 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
7870 for crtl->eh.call_site_record being an array rather than scalar.
7871 (output_one_function_exception_table): New function, copied
7872 from output_function_exception_table. Adjust
7873 dw2_size_of_call_site_table, dw2_output_call_site_table
7874 callers. For SECOND section use *C suffixed labels.
7875 (output_function_exception_table): Call
7876 output_one_function_exception_table and, when doing hot/cold
7877 partitioning, also another time for the second section.
7878 * opts.c: Include except.h.
7879 (decode_options): Allow -freorder-blocks-and-partition with
7880 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
7881 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
7882 * function.h (struct rtl_eh): Change call_site_record from
7883 scalar into array of 2 elements.
7885 2009-08-07 Martin Jambor <mjambor@suse.cz>
7887 * ipa-prop.c (count_formal_params_1): New function.
7888 (ipa_get_vector_of_formal_parms): New function.
7889 (get_vector_of_formal_parm_types): New function.
7890 (ipa_modify_formal_parameters): New function.
7891 (ipa_modify_call_arguments): New function.
7892 (index_in_adjustments_multiple_times_p): New function.
7893 (ipa_combine_adjustments): New function.
7894 (ipa_dump_param_adjustments): New function.
7895 * ipa-prop.h (struct ipa_parm_adjustment): New type.
7896 (ipa_get_vector_of_formal_parms): Declare.
7897 (ipa_modify_formal_parameters): Declare.
7898 (ipa_modify_call_arguments): Declare.
7899 (ipa_combine_adjustments): Declare.
7900 (ipa_dump_param_adjustments): Declare.
7901 (build_ref_for_offset): Declare.
7902 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
7903 * tree-sra.c: Include ipa-prop.c.
7904 (build_ref_for_offset): Make public.
7906 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
7908 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
7910 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
7912 * gcc/doc/extend.texi (__builtin_extract_return_address)
7913 (__builtin_frob_return_address): Document.
7915 2009-08-06 Paul Brook <paul@codesourcery.com>
7917 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
7918 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
7919 implementation on ARMv6-M.
7921 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
7923 * doc/extend.texi (pcs): Document new attribute for ARM.
7925 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
7927 * arm.c (pcs_attribute_args): Comment out unsupported attribute
7930 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
7932 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
7935 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
7937 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
7939 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
7941 Merge ARM/hard_vfp_branch to trunk.
7943 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
7945 * arm.c (libcall_eq): New function.
7946 (libcall_hash): New function.
7947 (add_libcall): New function.
7948 (arm_libcall_uses_aapcs_base): New function.
7949 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
7950 libcalls using the base PCS.
7951 (arm_init_cumulative_args): Likewise.
7953 2009-07-20 Joseph Myers <joseph@codesourcery.com>
7955 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
7956 Use base ABI for conversion libfuncs between HFmode and SFmode.
7958 2009-05-12 Joseph Myers <joseph@codesourcery.com>
7960 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
7961 V4SImode as representatives of all 64-bit and 128-bit vector
7962 types. Allow vector types without vector modes.
7963 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
7964 without vector modes like BLKmode.
7965 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
7966 BLKmode. Avoid unsupported vector modes or TImode moves for
7968 (aapcs_vfp_allocate_return_reg): Likewise.
7969 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
7970 V8QImode if TARGET_NEON || TARGET_IWMMXT.
7972 2009-05-12 Joseph Myers <joseph@codesourcery.com>
7974 * config/arm/arm.c (arm_handle_pcs_attribute): New.
7975 (arm_get_pcs_model): Pass attribute arguments to
7976 arm_pcs_from_attribute.
7977 (arm_init_cumulative_args): Use base AAPCS for conversions from
7978 floating-point types to DImode.
7979 (arm_attribute_table): Add pcs attribute.
7980 (arm_handle_pcs_attribute): New.
7981 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
7982 conversions from floating-point types to DImode, also declare them
7983 to use base AAPCS and declare functions they call to use base
7984 AAPCS and their RTABI names.
7986 2009-05-12 Joseph Myers <joseph@codesourcery.com>
7988 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
7989 -mfloat-abi=hard not being supported for VFP.
7991 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
7993 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
7994 SYMBOL_REF to hard_libcall_value.
7996 2009-03-05 Joseph Myers <joseph@codesourcery.com>
7997 Richard Earnshaw <rearnsha@arm.com>
7999 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
8000 has been put on the stack, all remaining co-processory arguments for
8001 that co-processor also go on the stack.
8003 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8005 * config/arm/arm.c (arm_return_in_memory): Handle returning
8006 vectors of suitable size in registers also for AAPCS case.
8008 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
8010 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
8012 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
8014 ARM Hard-VFP calling convention
8015 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
8016 * target.h (gcc_target): Add libcall_value to table of call hooks.
8017 * targhooks.h (default_libcall_value): Default implementation.
8018 * targhooks.c (default_libcall_value): Likewise.
8019 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
8020 * optabs.c (expand_unop): Use it.
8021 * expr.h (hard_libcall_value): Pass the function RTX through.
8022 * calls.c (emit_library_call_value_1): Update call to
8024 * explow.c (hard_libcall_value): Use new target hook.
8025 * testsuite/lib/target-supports.exp
8026 (check_effective_target_arm_hard_vfp_ok): New hook.
8027 (check_effective_target_arm_neon_ok): Improve test for neon
8029 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
8030 * config/arm/arm.c: Include cgraph.h
8031 (TARGET_FUNCTION_VALUE): Override default hook.
8032 (arm_pcs_default): New variable.
8033 (arm_override_options): Don't fault hard calling convention with VFP.
8034 Add support for AAPCS variants.
8035 (arm_function_value): Make static. Handle AAPCS variants.
8036 (arm_libcall_value): New function.
8037 (arm_apply_result_size): Handle VFP registers in results.
8038 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
8040 (pcs_attribute_args): New variable.
8041 (arm_pcs_from_attribute): New function.
8042 (arm_get_pcs_model): New function.
8043 (aapcs_vfp_cum_init): New function.
8044 (aapcs_vfp_sub_candidate): New function.
8045 (aapcs_vfp_is_return_candidate): New function.
8046 (aapcs_vfp_is_call_candidate): New function.
8047 (aapcs_vfp_allocate): New function.
8048 (aapcs_vfp_allocate_return_reg): New function.
8049 (aapcs_vfp_advance): New function.
8050 (aapcs_cp_arg_layout): New variable.
8051 (aapcs_select_call_coproc): New function.
8052 (aapcs_select_return_coproc): New function.
8053 (aapcs_allocate_return_reg): New function.
8054 (aapcs_libcall_value): New function.
8055 (aapcs_layout_arg): New function.
8056 (arm_init_cumulative_args): Initialize AAPCS args data.
8057 (arm_function_arg): Handle AAPCS variants using new interface.
8058 (arm_arg_parital_bytes): Likewise.
8059 (arm_function_arg_advance): New function.
8060 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
8061 calling conventions.
8062 (arm_setup_incoming_varargs): Handle new AAPCS args data.
8063 * arm.h (NUM_VFP_ARG_REGS): Define.
8064 (LIBCALL_VALUE): Update.
8065 (FUNCTION_VALUE): Delete.
8066 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
8067 (arm_pcs): New enum.
8068 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
8069 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
8070 (FUNCTION_ARG_REGNO_P): Add VFP regs.
8071 * arm-protos.h (arm_function_arg_advance): Add.
8072 (aapcs_libcall_value): Add.
8073 (arm_function_value): Delete.
8075 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
8076 H.J. Lu <hongjiu.lu@intel.com>
8079 * config/i386/i386.c (standard_sse_mode_p): Remove.
8080 (standard_sse_constant_p): Return 2 for integer mode
8081 vector_all_ones_operand when SSE2 is enabled.
8082 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
8083 (ix86_expand_vector_move): Do not check for negative values from
8084 standard_sse_constant_p.
8086 2009-08-06 Richard Guenther <rguenther@suse.de>
8088 * tree-ssa.c (useless_type_conversion_p_1): Make function and
8089 array type comparisons frontend independent.
8090 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
8091 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
8092 out array reference lower bound and element size operands.
8093 (ao_ref_init_from_vn_reference): Properly compute the offset
8094 for ARRAY_RANGE_REF.
8095 (vn_reference_fold_indirect): Fill out array reference lower
8096 bound and element size operands.
8097 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
8098 a non gimple valued reference operand which can happen for
8099 array reference lower bound or element size.
8100 (create_component_ref_by_pieces_1): Properly generate the
8101 element size operand for array references.
8103 2009-08-06 Richard Guenther <rguenther@suse.de>
8105 PR tree-optimization/40964
8106 * tree.c (iterative_hash_host_wide_int): Export.
8107 * tree.h (iterative_hash_host_wide_int): Declare.
8108 * tree-ssa-structalias.c (heapvar_map): New struct.
8109 (heapvar_map_eq): New function.
8110 (heapvar_map_hash): Likewise.
8111 (heapvar_lookup): Adjust.
8112 (heapvar_insert): Likewise.
8113 (make_constraint_from_heapvar): Allow multiple heap variables
8114 per decl at different offsets.
8115 (init_alias_heapvars): Adjust.
8117 2009-08-04 David Daney <ddaney@caviumnetworks.com>
8119 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
8120 * mips_output_sync_loop (mips_output_sync_loop): Only emit
8121 trailing sync if TARGET_SYNC_AFTER_SC.
8123 2009-08-05 David Daney <ddaney@caviumnetworks.com>
8125 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
8126 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
8127 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
8128 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
8129 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
8130 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
8131 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
8132 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
8133 test_and_set_12): Rewrite calls to mips_output_sync_loop.
8134 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
8135 the prototype declaration match the definition.
8136 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
8137 instructions explicitly. Add barrier_before and operands
8139 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
8140 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
8141 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
8142 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
8143 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
8144 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
8146 2009-08-05 Andrew Pinski <pinskia@gmail.com>
8148 * tree-ssa-alias.c: Fix intervals to use [) syntax.
8150 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
8151 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
8154 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
8157 2009-08-05 Jakub Jelinek <jakub@redhat.com>
8159 PR rtl-optimization/40924
8160 * dse.c (canon_address): Before calling cselib_expand_value_rtx
8161 make sure canon_rtx (mem_address) isn't simpler than
8162 canon_rtx (expanded_mem_address).
8164 2009-08-05 Li Feng <nemokingdom@gmail.com>
8166 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
8168 (build_scop_drs): Build alias set for each SCoP.
8170 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
8172 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
8173 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
8174 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
8175 (MIPS_ARCH_FLOAT_SPEC): Likewise.
8176 (BASE_DRIVER_SELF_SPECS): Likewise.
8178 2009-08-04 Andrew Pinski <pinskia@gmail.com>
8180 * tree-ssa-alias.c: Fix some comment typos.
8182 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
8184 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
8185 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
8187 2009-08-03 Janis Johnson <janis187@us.ibm.com>
8190 * simplify-rtx.c (simplify_binary_operation_1): Disable
8191 simplifications for decimal float operations.
8193 2009-08-03 Jakub Jelinek <jakub@redhat.com>
8196 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
8197 operand of INDIRECT_REF.
8199 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
8201 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
8202 constants referencing TLS symbols.
8204 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
8206 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
8207 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
8209 2009-08-03 Richard Guenther <rguenther@suse.de>
8211 * tree.c (make_vector_type): Build a main variant first,
8212 get the canonical one and then build the variant.
8213 * tree-ssa.c (useless_type_conversion_p_1): Handle
8215 (useless_type_conversion_p): Conversions to pointers to
8216 incomplete record types are useless.
8218 2009-08-03 Richard Guenther <rguenther@suse.de>
8220 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
8221 file will be created.
8222 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
8223 * toplev.c (compile_file): Adjust comment.
8225 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
8227 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
8228 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
8229 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8230 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8231 (sh_promote_function_mode): Fix typo.
8233 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
8235 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
8237 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8239 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
8240 declaration arguments.
8242 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
8244 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
8245 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
8246 (ix86_split_ashl): Ditto.
8247 (ix86_expand_vector_init_one_nonzero): Ditto.
8248 (ix86_expand_vector_set): Ditto.
8249 (ix86_expand_reduc_v4sf): Ditto.
8251 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
8253 * explow.c (promote_function_mode): Remove assert.
8254 * config/sh/sh.c (sh_promote_function_mode): Declare.
8256 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8258 * config/pa/pa.c (pa_promote_function_mode): Declare.
8259 Change to static. Fix promote_mode call.
8261 * gthr-dce.h (CONST_CAST2): Define if not defined.
8262 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
8264 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
8266 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
8268 * expr.c (store_constructor): Use promote_decl_mode. Remove
8269 now write-only variable unsignedp.
8270 (expand_expr_real_1): Use promote_decl_mode.
8271 * expr.h (promote_function_mode, promote_decl_mode): New.
8272 (promote_mode): Remove last argument.
8273 * function.c (assign_temp): Drop last argument of promote_mode.
8274 (assign_parm_find_data_types): Use promote_function_mode.
8275 (assign_parm_setup_reg): Likewise.
8276 (expand_function_end): Use promote_function_mode.
8277 * calls.c (initialize_argument_information): Use promote_function_mode.
8278 (precompute_arguments): Use promote_mode instead of checking if
8279 only PROMOTE_FUNCTION_MODE is defined.
8280 (expand_call): When making sibcall decisions, use promote_function_mode.
8281 Below, remove an if for targetm.calls.promote_function_return and
8282 and use promote_function_mode.
8283 (emit_library_call_value_1): Use promote_function_mode, fix bug
8284 where promote_mode was passed FOR_CALL == 0 for a return value in an
8286 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
8287 * explow.c (promote_function_mode, promote_decl_mode): New.
8288 (promote_mode): Keep only the FOR_CALL == 0 case.
8289 * combine.c (setup_incoming_promotion): Remove test of
8290 promote_function_args. Use promote_function_mode.
8291 * stmt.c (expand_value_return): Use promote_decl_mode.
8292 (expand_decl): Use promote_decl_mode.
8294 * expr.c (store_constructor): Use promote_decl_mode. Remove
8295 now write-only variable unsignedp.
8296 (expand_expr_real_1): Use promote_decl_mode.
8297 * expr.h (promote_function_mode, promote_decl_mode): New.
8298 (promote_mode): Remove last argument.
8299 * function.c (assign_temp): Drop last argument of promote_mode.
8300 (assign_parm_find_data_types): Use promote_function_mode.
8301 (assign_parm_setup_reg): Likewise.
8302 (expand_function_end): Use promote_function_mode.
8303 * calls.c (initialize_argument_information): Use promote_function_mode.
8304 (precompute_arguments): Use promote_mode instead of checking if
8305 only PROMOTE_FUNCTION_MODE is defined.
8306 (expand_call): When making sibcall decisions, use promote_function_mode.
8307 Below, remove an if for targetm.calls.promote_function_return and
8308 and use promote_function_mode.
8309 (emit_library_call_value_1): Use promote_function_mode, fix bug
8310 where promote_mode was passed FOR_CALL == 0 for a return value in an
8312 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
8313 * explow.c (promote_function_mode, promote_decl_mode): New.
8314 (promote_mode): Keep only the FOR_CALL == 0 case.
8315 * combine.c (setup_incoming_promotion): Remove test of
8316 promote_function_args. Use promote_function_mode.
8317 * stmt.c (expand_value_return): Use promote_decl_mode.
8318 (expand_decl): Use promote_decl_mode.
8320 * explow.c (promote_function_mode): Just call the target hook.
8321 * targhooks.c (default_promote_function_mode,
8322 default_promote_function_mode_always_promote): New.
8323 * targhooks.h (default_promote_function_mode,
8324 default_promote_function_mode_always_promote): Declare.
8325 * target.h (promote_function_args, promote_function_return): Remove.
8326 (promote_function_mode): New.
8327 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
8328 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8329 (TARGET_PROMOTE_FUNCTION_MODE): New.
8330 (TARGET_CALLS): Adjust.
8331 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
8332 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
8334 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
8335 * config/s390/s390.c (s390_promote_function_mode): ... here,
8336 with pointer handling.
8337 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8338 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8340 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
8341 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
8342 with pointer handling.
8343 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8344 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8346 * config/sh/sh-protos.h (sh_promote_function_mode): New.
8347 * config/sh/sh.c (sh_promote_function_mode): New.
8348 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8349 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8351 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
8352 * config/cris/cris.c (cris_promote_function_mode): ... here.
8353 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8354 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8356 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
8357 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
8358 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8359 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8361 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
8362 * config/arm/arm.c (arm_promote_function_mode): ... here, without
8363 complex type handling.
8364 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8365 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8367 * config/pa/pa.c (pa_promote_function_mode): New.
8368 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8369 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8371 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
8372 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8373 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
8374 * config/xtensa/xtensa.c: Likewise.
8375 * config/stormy16/stormy16.c: Likewise.
8376 * config/iq2000/iq2000.c: Likewise.
8377 * config/rs6000/rs6000.c: Likewise.
8378 * config/picochip/picochip.c: Likewise.
8379 * config/arc/arc.c: Likewise.
8380 * config/mcore/mcore.c: Likewise.
8381 * config/score/score.c: Likewise.
8382 * config/mips/mips.c: Likewise.
8383 * config/bfin/bfin.c: Likewise.
8384 * config/ia64/ia64.c: Likewise (disabled though).
8386 * config/frv/frv.h: Remove pointless remark.
8388 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
8389 TARGET_PROMOTE_FUNCTION_ARGS,
8390 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
8391 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
8393 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
8395 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
8396 -floop-parallelize-all.
8397 * toplev.c (process_options): Rename flag_graphite_force_parallel to
8398 flag_loop_parallelize_all.
8399 * tree-ssa-loop.c (gate_graphite_transforms): Same.
8400 * graphite.c (graphite_transform_loops): Same.
8402 * graphite-poly.c (apply_poly_transforms): Same.
8404 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
8406 PR tree-optimization/40914
8407 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
8408 if set, then check the delta field of the PMF record.
8409 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
8410 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
8411 call is stored in the delta.
8413 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
8415 * config/mips/mips.md (*clear_upper32_dext): New pattern.
8417 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
8419 * config/i386/bsd.h (ASM_BYTE): New define.
8420 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
8421 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
8422 .byte. Use fputs or putc instead of fprintf where appropriate.
8423 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
8424 fputs or putc instead of fprintf where appropriate.
8425 * config/i386/i386elf.h: Ditto.
8426 * config/i386/sysv4.h: Ditto.
8428 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
8429 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
8430 (*tls_global_dynamic_64): Ditto.
8432 2009-07-31 Christian Bruel <christian.bruel@st.com>
8434 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
8436 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8438 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
8439 Remove dead code for MINUS.
8441 2009-07-31 Anthony Green <green@moxielogic.com>
8443 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
8445 (moxie_expand_epilogue): Ditto for epilogue.
8446 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
8448 (moxie_function_arg): Ditto.
8449 (moxie_pass_by_reference): Ditto.
8450 (moxie_arg_partial_bytes): Ditto.
8451 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
8452 (FUNCTION_ARG_ADVANCE) Ditto.
8453 (REG_PARM_STACK_SPACE) Ditto.
8454 (FUNCTION_ARG_REGNO_P) Dito.
8456 * config.gcc: Add moxie linux config support.
8457 * gcc/config/moxie/uclinux.h: New file.
8459 2009-07-31 DJ Delorie <dj@redhat.com>
8461 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
8462 (UNSPECV_SP_SWITCH_E): New.
8463 (sp_switch_1): Change to an unspec.
8464 (sp_switch_2): Change to an unspec. Don't use post-inc when we
8466 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
8467 reference the new stack's address
8469 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8471 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
8472 graphite-clast-to-gimple.o, graphite-dependences.o,
8473 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
8474 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
8475 (graphite-blocking.o,
8476 graphite-clast-to-gimple.o, graphite-dependences.o,
8477 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
8478 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
8479 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
8480 * cfgloop.h (struct loop): Add can_be_parallel field.
8481 * common.opt (fgraphite-identity): Moved up.
8482 (fgraphite-force-parallel): New flag.
8483 * graphite.c: Rewrite.
8484 * graphite.h: Rewrite.
8485 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
8487 * toplev.c (graphite_out_file): New file descriptor.
8488 (graphite_in_file): New.
8489 (process_options): flag_graphite_force_parallel cannot be used without
8491 * tree-ssa-loop.c: Include toplev.h.
8492 (gate_graphite_transforms): Enable flag_graphite for
8493 flag_graphite_force_parallel.
8495 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8497 * ChangeLog.graphite: New.
8498 * graphite-blocking.c: New.
8499 * graphite-clast-to-gimple.c: New.
8500 * graphite-clast-to-gimple.h: New.
8501 * graphite-dependences.c: New.
8502 * graphite-dependences.h: New.
8503 * graphite-interchange.c: New.
8504 * graphite-poly.c: New.
8505 * graphite-poly.h: New.
8506 * graphite-ppl.c: New.
8507 * graphite-ppl.h: New.
8508 * graphite-scop-detection.c: New.
8509 * graphite-scop-detection.h: New.
8510 * graphite-sese-to-poly.c: New.
8511 * graphite-sese-to-poly.h: New.
8515 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8517 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
8518 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
8520 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8522 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
8523 (scev_is_linear_expression): Return false if the evolution is not
8524 affine multivariate.
8526 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8528 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
8529 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
8531 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8533 * tree-data-ref.c (debug_data_references): New.
8534 (debug_data_reference): New.
8535 * tree-data-ref.h (debug_data_references): Declared.
8536 (debug_data_reference): Declared.
8538 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8540 * tree-data-ref.c (stmt_simple_memref_p: Removed.
8541 * tree-data-ref.h (scop_p): Removed.
8542 (struct data_reference): Remove field scop.
8544 (stmt_simple_memref_p): Removed.
8546 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8548 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
8549 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
8552 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8554 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
8556 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8558 * doc/invoke.texi (-fgraphite-identity): Documented.
8560 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8562 * tree-scalar-evolution.c: Fix comment.
8563 (instantiate_scev_1): Return unknow from scev instantiation if the
8564 result is not above instantiate_below.
8566 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8568 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
8569 static anymore. Instantiate the symbols that may have been introduced
8571 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
8574 2009-07-30 DJ Delorie <dj@redhat.com>
8576 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
8577 .vliw directive to VLIW sections.
8579 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8581 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
8583 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
8584 (AUTOHEADER): New variable.
8585 ($(srcdir)/cstamp-h.in): Use it.
8587 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
8588 Pat Haugen <pthaugen@us.ibm.com>
8589 Revital Eres <ERES@il.ibm.com>
8591 * config/rs6000/vector.md (VEC_F): Add VSX support.
8595 (vector_load_<mode>): Ditto.
8596 (vector_store_<mode>): Ditto.
8597 (vector GPR move split): Ditto.
8598 (vec_reload_and_plus_<mptrsize>): Ditto.
8599 (vec_reload_and_reg_<mptrsize>): Ditto.
8600 (add<mode>3): Ditto.
8601 (sub<mode>3): Ditto.
8602 (mul<mode>3): Ditto.
8603 (neg<mode>2): Ditto.
8604 (abs<mode>2): Ditto.
8605 (smin<mode>3): Ditto.
8606 (smax<mode>3): Ditto.
8607 (vector_eq<mode>): Ditto.
8608 (vector_gt<mode>): Ditto.
8609 (vector_ge<mode>): Ditto.
8610 (vector_gtu<mode>): Ditto.
8611 (vector_select_<mode>_uns): Ditto.
8612 (vector_eq_<mode>_p): Ditto.
8613 (vector_gt_<mode>_p): Ditto.
8614 (vector_ge_<mode>_p): Ditto.
8615 (vector_gtu_<mode>_p): Ditto.
8616 (cr6_test_for_zero): Ditto.
8617 (cr6_test_for_zero_reverse): Ditto.
8618 (cr6_test_for_lt): Ditto.
8619 (cr6_test_for_lt_reverse): Ditto.
8620 (xor<mode>3): Ditto.
8621 (ior<mode>3): Ditto.
8622 (and<mode>3): Ditto.
8623 (one_cmpl<mode>2): Ditto.
8624 (nor<mode>2): Ditto.
8625 (andc<mode>2): Ditto.
8626 (float<VEC_int<mode>2): Ditto.
8627 (unsigned_float<VEC_int><mode>2): Ditto.
8628 (fix_trunc<mode><VEC_int>2): Ditto.
8629 (fixuns_trunc<mode><VEC_int>2): Ditto.
8631 (vec_set<mode>): Ditto.
8632 (vec_extract<mode>): Ditto.
8633 (vec_interleave_highv4sf): Ditto.
8634 (vec_interleave_lowv4sf): Ditto.
8635 (vec_realign_load_<mode>): Ditto.
8636 (vec_shl_<mode>): Ditto.
8637 (vec_shr_<mode>): Ditto.
8638 (div<mode>3): New patterns for VSX.
8639 (vec_interleave_highv2df): Ditto.
8640 (vec_interleave_lowv2df): Ditto.
8641 (vec_pack_trunc_v2df): Ditto.
8642 (vec_pack_sfix_trunc_v2df): Ditto.
8643 (vec_pack_ufix_trunc_v2df): Ditto.
8644 (vec_unpacks_hi_v4sf): Ditto.
8645 (vec_unpacks_lo_v4sf): Ditto.
8646 (vec_unpacks_float_hi_v4si): Ditto.
8647 (vec_unpacks_float_lo_v4si): Ditto.
8648 (vec_unpacku_float_hi_v4si): Ditto.
8649 (vec_unpacku_float_lo_v4si): Ditto.
8650 (movmisalign<mode>): Ditto.
8651 (vector_ceil<mode>2): New patterns for vectorizing math library.
8652 (vector_floor<mode>2): Ditto.
8653 (vector_btrunc<mode>2): Ditto.
8654 (vector_copysign<mode>3): Ditto.
8656 * config/rs6000/predicates.md (easy_vector_constant_msb): New
8657 predicate for setting the high bit in each word, used for copysign.
8659 * config/rs6000/ppc-asm.h (f19): Whitespace.
8660 (f32-f63): Define if VSX.
8661 (v0-v31): Define if Altivec.
8662 (vs0-vs63): Define if VSX.
8664 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
8666 * config/rs6000/power7.md: New file, provide tuning parameters for
8669 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
8670 (rs6000_cpu_cpp_builtins): Ditto.
8671 (altivec_overloaded_builtins): Ditto.
8672 (altivec_resolve_overloaded_builtin): Ditto.
8674 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
8675 debug switch to disable vectorizing simple math builtin
8678 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
8679 Vectorize simple math builtin functions.
8680 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
8681 hook to vectorize math builtins.
8682 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
8683 (rs6000_builtin_conversion): Add VSX/power7 support.
8684 (rs6000_builtin_vec_perm): Ditto.
8685 (vsplits_constant): Add support for loading up a vector constant
8686 with just the high bit set in each part.
8687 (rs6000_expand_vector_init): Add VSX/power7 support.
8688 (rs6000_expand_vector_set): Ditto.
8689 (rs6000_expand_vector_extract): Ditto.
8690 (rs6000_emit_move): Ditto.
8691 (bdesc_3arg): Ditto.
8692 (bdesc_2arg): Ditto.
8693 (bdesc_1arg): Ditto.
8694 (rs6000_expand_ternop_builtin): Ditto.
8695 (altivec_expand_builtin): Ditto.
8696 (rs6000_expand_unop_builtin): Ditto.
8697 (rs6000_init_builtins): Ditto.
8698 (altivec_init_builtins): Ditto.
8699 (builtin_function_type): Ditto.
8700 (rs6000_common_init_builtins): Ditto.
8701 (rs6000_handle_altivec_attribute); Ditto.
8702 (rs6000_mangle_type): Ditto.
8703 (rs6000_vector_mode_supported_p): Ditto.
8704 (rs6000_mode_dependent_address): Altivec addresses with AND -16
8707 * config/rs6000/vsx.md: New file for VSX support.
8709 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
8710 identifing values with just the most significant bit set.
8711 (enum rs6000_builtins): Add builtins for VSX. Add simple math
8712 vectorized builtins.
8714 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
8715 (UNSPEC_VRFIM): Delete.
8716 (splitter for loading up vector with most significant bit): New
8717 splitter for vectorizing copysign.
8718 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
8719 vectorizing simple math functions.
8720 (altivec_vrfip): Add support for vectorizing simple math functions.
8721 (altivec_vrfim): Ditto.
8722 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
8724 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
8725 (power7.md, vsx.md): Include for power7 support.
8726 (copysigndf3): Use VSX instructions if -mvsx.
8727 (negdf2_fpr): Ditto.
8728 (absdf2_fpr): Ditto.
8729 (nabsdf2_fpr): Ditto.
8730 (adddf3_fpr): Ditto.
8731 (subdf3_fpr): Ditto.
8732 (muldf3_fpr): Ditto.
8733 (divdf3_fpr): Ditto.
8734 (fix_truncdfdi2_fpr): Ditto.
8735 (cmpdf_internal1): Ditto.
8736 (fred, fred_fpr): Convert into expander/insn to add VSX support.
8737 (btruncdf2, btruncdf2_fpr): Ditto.
8738 (ceildf2, ceildf2_fpr): Ditto.
8739 (floordf2, floordf2_fpr): Ditto.
8740 (floatdidf2, floatdidf2_fpr): Ditto.
8741 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
8742 (fmsubdf4_fpr): Ditto.
8743 (fnmadddf4_fpr_1): Ditto.
8744 (fnmadddf4_fpr_2): Ditto.
8745 (fnmsubdf4_fpr_1): Ditto.
8746 (fnmsubdf4_fpr_2): Ditto.
8747 (fixuns_truncdfdi2): Add expander for VSX support.
8748 (fix_truncdfdi2): Ditto.
8749 (fix_truncdfsi2): Ditto.
8751 (btruncsf2): Whitespace.
8752 (movdf_hardfloat32): Add support for VSX registers.
8753 (movdf_softfloat32): Ditto.
8754 (movdf_hardfloat64): Ditto.
8755 (movdf_hardfloat64_mfpgpr): Ditto.
8756 (movdf_softfloat64): Ditto.
8757 (movti splitters): Add check for vector registers supporting
8758 TImode in the future.
8759 (bpermd): Add power7 bpermd instruction.
8761 * config/rs6000/altivec.h (vec_div): Define if VSX.
8765 (vec_nearbyint): Ditto.
8768 (all predicates): Use the generic builtin function, and not the V4SF
8769 specific function so that the predicates will work with VSX's V2DF.
8773 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
8774 Document new VSX functions and types.
8776 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
8779 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
8780 "wa", and "j" constraints. Modify "v" to talk about Altivec
8781 instead of just vector.
8783 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
8786 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
8787 location for phi arguments.
8788 (rewrite_update_phi_arguments): Find locations for reaching defs.
8789 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
8790 Add location to add_phi_arg calls.
8791 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
8792 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
8793 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
8794 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
8795 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
8796 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
8797 * tree-phinodes.c (make_phi_node): Initialize location.
8798 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
8799 (add_phi_arg): Add location parameter.
8800 (remove_phi_arg_num): Move location when moving phi argument.
8801 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
8803 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
8804 slpeel_update_phi_nodes_for_guard1,
8805 slpeel_update_phi_nodes_for_guard2,
8806 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
8807 vect_loop_versioning): Set locations.
8808 * tree-parloops.c (create_phi_for_local_result,
8809 transform_to_exit_first_loop, create_parallel_loop): Add locations.
8810 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
8811 * tree-vect-loop.c (get_initial_def_for_induction,
8812 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
8814 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
8815 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
8816 (gimple_phi_arg_set_location): New. Set locus.
8817 (gimple_phi_arg_has_location): New. Check for locus.
8818 (redirect_edge_var_map_location): New. Return locus from var_map.
8819 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
8820 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
8821 combining PHI arguments.
8822 (cond_store_replacement): Set location.
8823 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
8824 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
8825 scop_add_exit_phis_edge): Add locations.
8826 * tree-cfgcleanup.c (remove_forwarder_block,
8827 remove_forwarder_block_with_phi): Add locations.
8828 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
8829 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
8831 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
8832 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
8833 flush_pending_stmts): Add source location.
8834 * lambda-code.c (perfect_nestify): Maintain location stack with argument
8835 stack to preserve locations.
8836 * tree-vect-stmts.c (vectorizable_load): Add location.
8837 * tree-inline.c (copy_phis_for_bb): Copy locus.
8838 (setup_one_parameter): Add call locus to inlined parameter stmts.
8839 (initialize_inlined_parameters): Pass in call location as parameter
8841 (tree_function_versioning): Pass location to setup_one_parameter.
8842 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
8843 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
8844 copy and edge lists.
8845 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
8846 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
8847 locus parameter and override the stmt default if provided.
8848 (new_elim_graph, clear_elim_graph, delete_elim_graph,
8849 elim_graph_add_edge, elim_graph_remove_succ_edge,
8850 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
8851 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
8852 eliminate_phi): Add locus info in elimination graph for each edge and
8854 (insert_backedge_copies): Copy locus if present.
8855 * tree-flow.h (struct _edge_var_map): Add locus field.
8856 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
8857 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
8858 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
8860 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
8862 2009-07-30 Martin Jambor <mjambor@suse.cz>
8864 PR tree-optimization/40570
8865 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
8868 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
8870 * ssa-loop-manip.c: Include langhooks.h.
8871 (rewrite_phi_with_iv): New.
8872 (rewrite_all_phi_nodes_with_iv): New.
8873 (canonicalize_loop_ivs): Move here from tree-parloops.c.
8874 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
8875 * tree-parloops.c (loop_parallel_p): Move out all conditions
8876 except dependency check.
8877 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
8878 (gen_parallel_loop): Call canonicalize_loop_ivs without
8879 reduction_list argument.
8880 (build_new_reduction): New.
8881 (gather_scalar_reductions): New.
8882 (try_get_loop_niter): New.
8883 (try_create_reduction_list): New.
8884 (parallleize_loops): Change the parallel conditions check.
8885 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
8886 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
8888 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
8890 * opt-functions.awk (opt_args): Allow argument to be enclosed in
8892 * doc/options.texi (Option properties): Mention new quoting syntax.
8894 2009-07-29 Douglas B Rupp <rupp@gnat.com>
8896 * config/alpha/alpha.c (alpha_start_function):
8897 Handle VMS_DEBUG_MAIN_POINTER
8898 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
8899 * doc/invoke.texi: Document -mdebug-main switch.
8901 2009-07-29 Richard Henderson <rth@redhat.com>
8903 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
8904 (cgraph_create_edge_including_clones): Likewise.
8905 * tree-inline.c (copy_bb): Operate on the correct edges
8906 when updating the callgraph.
8908 2009-07-29 Douglas B Rupp <rupp@gnat.com>
8910 * config/alpha/vms-cc.c: Deleted.
8911 * config/alpha/vms-ld.c: Deleted.
8912 * config/alpha/t-vms64: Moved to config/vms
8913 * config/alpha/vms-crt0-64.c: Moved to config/vms
8914 * config/alpha/vms-crt0.c: Moved to config/vms
8915 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
8916 * config/alpha/vms-psxcrt0.c: Moved to config/vms
8917 * config/alpha/xm-vms.h: Moved to config/vms
8918 * config/alpha/x-vms: Moved to config/vms
8919 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
8921 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
8922 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
8924 * config/vms/t-vms64: Moved here from config/alpha
8925 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
8926 (argc,argv,envp): Enforce 32bit malloc'ing.
8927 * config/vms/vms-psxcrt0-64.c: Likewise.
8928 * config/vms/vms-crt0.c: Moved here from config/alpha.
8929 * config/vms/vms-psxcrt0.c: Likewise.
8930 * config/vms/vms-crtl-64.h: New file.
8931 * config/vms/vms-crtl.h: New file.
8932 * config/vms/vms.opt: New file.
8933 * config/vms/xm-vms64.h: New file.
8934 * config/vms/xm-vms.h: Moved here from config/alpha.
8935 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
8937 * config/vms/x-vms: Moved here from config/alpha.
8938 (version, VMS_EXTRA_PARTS): Moved to t-vms.
8939 (vms-ld.o, vms-cc.o): Removed.
8940 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
8942 2009-07-29 Douglas B Rupp <rupp@gnat.com>
8944 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
8945 correct stack (obvious VMS fix).
8947 2009-07-29 Douglas B Rupp <rupp@gnat.com>
8949 * dwarf2out.c (output_file_names): Output VMS style file name, size,
8950 date, version info if VMS_DEBUGGING_INFO defined.
8951 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
8952 size, date calculating code moved here.
8954 2009-07-29 Paul Brook <paul@codesourcery.com>
8956 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
8959 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
8962 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
8963 to DImode when generating insq_le insn.
8965 2009-07-28 Douglas B Rupp <rupp@gnat.com>
8967 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
8968 New macro set for VMS_DEBUGGGING_INFO.
8969 (AT_string_form): Use it.
8971 2009-07-28 DJ Delorie <dj@redhat.com>
8973 * config/mep/mep.c (vtext_section): New.
8974 (vftext_section): New.
8975 (ftext_section): New.
8976 (mep_select_section): Add support for functions.
8977 (mep_unique_section): Likewise.
8978 (mep_asm_init_sections): Likewise.
8979 (mep_encode_section_info): Remove it from here.
8981 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
8983 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
8985 * tree.h (TREE_DEPRECATED): Document it is used for types too.
8986 (TYPE_VECTOR_OPAQUE): Use default_def_flag
8988 2009-07-28 Douglas B Rupp <rupp@gnat.com>
8990 * dwarf2out.c (output_file_names): Test new macro
8991 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
8992 (add_comp_dir_attribute): Likewise.
8994 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
8996 * config/i386/mingw-w64.h (LINK_SPEC): Add
8997 separating space between commands.
8999 2009-07-28 Jan Hubicka <jh@suse.cz>
9001 PR tree-optimization/40759
9002 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
9005 2009-07-27 DJ Delorie <dj@redhat.com>
9007 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
9008 types are dword-aligned.
9009 (mep_expand_va_start): Likewise.
9011 2009-07-27 Olivier Hainque <hainque@adacore.com>
9012 Douglas B Rupp <rupp@gnat.com>
9014 * convert.c (convert_to_pointer): Don't assume the target
9015 pointer type is POINTER_SIZE long. Fetch its precision instead.
9017 2009-07-27 Douglas B Rupp <rupp@gnat.com>
9019 * system.h (fopen): Undefine if macro.
9021 2009-07-27 Jakub Jelinek <jakub@redhat.com>
9023 * dwarf2out.c (output_cfi_p): Removed.
9024 (output_cfis): New function.
9025 (output_fde): New function, split from output_call_frame_info.
9026 (output_call_frame_info): Use it.
9027 (dwarf2out_switch_text_section): Use output_cfis.
9029 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9031 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
9032 TARGET_BI_ARCH is specified without enabling SJLJ.
9033 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
9034 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
9036 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
9038 * arm.md (negdi2): Use DImode if forcing a value into a register.
9040 2009-07-26 Ira Rosen <irar@il.ibm.com>
9042 PR tree-optimization/40801
9043 * tree-vect-stmts.c (vectorizable_call): Get previous copy
9044 of vector operand from the previous copy of vector statement.
9045 Pass the correct definition type value to
9046 vect_get_vec_def_for_stmt_copy().
9048 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9050 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
9051 const char ** conversion.
9053 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9055 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
9056 fancy_abort() if !ENABLE_ASSERT_CHECKING.
9057 (gcc_unreachable): Invoke __builtin_unreachable() if
9058 !ENABLE_ASSERT_CHECKING.
9060 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9062 PR rtl-optimization/40445
9063 * emit-rtl.c (next_nonnote_insn_bb): New function.
9064 * rtl.h (next_nonnote_insn_bb): Declare new function.
9065 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
9066 with no successors that is the successor of the ENTRY_BLOCK.
9067 Continue from the top after removing an empty fallthrough block.
9068 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
9069 of next_nonnote_insn.
9071 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9073 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
9075 2009-07-25 Martin Jambor <mjambor@suse.cz>
9077 * c-common.c (c_common_attribute_table): New element for noclone.
9078 (handle_noclone_attribute): New function. Forward-declare.
9079 * tree-inline.c (tree_versionable_function_p): Check for noclone
9081 * doc/extend.texi (Labels as Values): Document need for noclone.
9082 (Function Attributes): Document noclone attribute.
9084 2009-07-25 Jakub Jelinek <jakub@redhat.com>
9086 PR rtl-optimization/34999
9087 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
9088 and dw_fde_switched_cold_to_hot fields.
9089 (output_cfi_p): New function.
9090 (output_call_frame_info): If fde->dw_fde_switched_sections,
9091 output 2 FDEs instead of one with corrupted header.
9092 (dwarf2out_do_cfi_startproc): New function.
9093 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
9094 and fde->dw_fde_switched_cold_to_hot.
9095 (dwarf2out_switch_text_section): Compute
9096 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
9097 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
9098 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
9099 Otherwise, compute fde->dw_fde_switch_cfi.
9101 2009-07-24 Cary Coutant <ccoutant@google.com>
9103 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
9105 2009-07-24 Cary Coutant <ccoutant@google.com>
9107 * cfghooks.c (split_block): Copy discriminator to new block.
9108 * tree-cfg.c (assign_discriminator): Check location of last
9109 instruction in block as well as first.
9111 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
9113 * config/i386/linux.c: Use fputs or putc instead of fprintf
9115 * config/i386/gas.h: Ditto.
9116 * config/i386/x86-64.h: Ditto.
9117 * config/i386/att.h: Ditto.
9119 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9121 * expmed.c (emit_store_flag): Use a recursive call to optimize the
9124 2009-07-24 Martin Jambor <mjambor@suse.cz>
9126 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
9127 (ipa_push_func_to_list_1): Declare.
9128 (ipa_push_func_to_list): New function.
9130 * ipa-prop.c (ipa_push_func_to_list_1): New function.
9131 (ipa_init_func_list): Call ipa_push_func_to_list_1.
9132 (ipa_push_func_to_list): Removed.
9133 (ipa_pop_func_from_list): Clear node_enqueued flag.
9135 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
9137 * config/s390/s390.c (override_options): Default
9138 max-unrolled-insns to 100 for z10 tuning.
9140 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
9142 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
9143 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
9144 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
9145 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
9146 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
9147 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
9148 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
9150 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9152 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
9153 use default set in mingw32.h header.
9154 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
9155 64-bit /mingw/include path.
9156 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
9159 2009-07-23 Neil Vachharajani <nvachhar@google.com>
9161 PR rtl-optimization/40209
9162 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
9164 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
9166 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
9167 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
9168 with the rest of string where appropriate. Use fputs or putc
9169 instead of fprintf where appropriate.
9171 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
9172 Pat Haugen <pthaugen@us.ibm.com>
9173 Revital Eres <ERES@il.ibm.com>
9175 * config/rs6000/vector.md: New file. Move most of the vector
9176 expander support here from altivec.md to allow for the VSX vector
9177 unit in the future. Add support for secondary_reload patterns.
9178 Rewrite the patterns for vector comparison, and vector comparison
9179 predicate instructions so that the RTL expresses the desired
9180 behavior, instead of using unspec.
9182 * config/rs6000/constraints.md ("f" constraint): Use
9183 rs6000_constraints to hold the precalculated register class.
9184 ("d" constraint): Ditto.
9185 ("wd" constraint): New constraint for VSX.
9186 ("wf" constraint): Ditto.
9187 ("ws" constraint): Ditto.
9188 ("wa" constraint): Ditto.
9189 ("wZ" constraint): Ditto.
9190 ("j" constraint): Ditto.
9192 * config/rs6000/predicates.md (vsx_register_operand): New
9194 (vfloat_operand): New predicate for vector.md.
9195 (vint_operand): Ditto.
9196 (vlogical_operand): Ditto.
9197 (easy_fp_constant): If VSX, 0.0 is an easy constant.
9198 (easy_vector_constant): Add VSX support.
9199 (altivec_indexed_or_indirect_operand): New predicate for
9200 recognizing Altivec style memory references with AND -16.
9202 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
9203 for vector secondary reload support.
9204 (rs6000_vector_reg_class): Delete, replacing it with
9206 (rs6000_vsx_reg_class): Ditto.
9207 (rs6000_constraints): New array to hold the register classes of
9208 each of the register constraints that can vary at runtime.
9209 (builtin_mode_to_type): New static array for builtin function type
9211 (builtin_hash_table): New static hash table for builtin function
9213 (TARGET_SECONDARY_RELOAD): Define target hook.
9214 (TARGET_IRA_COVER_CLASSES): Ditto.
9215 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
9216 registers are 128 bits if VSX memory reference instructions are used.
9217 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
9219 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
9220 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
9221 Print several of the scheduling related parameters.
9222 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
9223 rs6000_constraints instead of rs6000_vector_reg_class. Move
9224 -mdebug=reg code to rs6000_debug_reg_global. Add support for
9225 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
9226 Altivec. Add VSX support. Setup for secondary reload support on
9227 Altivec/VSX registers.
9228 (rs6000_override_options): Make power7 set the scheduling groups
9229 like the power5. Add support for new debug switches to override
9230 the scheduling defaults. Temporarily disable -mcpu=power7 from
9231 setting -mvsx. Add support for debug switches -malways-hint,
9232 -msched-groups, and -malign-branch-targets.
9233 (rs6000_buitlin_conversion): Add support for returning unsigned
9234 vector conversion functions to fix regressions due to stricter
9236 (rs6000_builtin_mul_widen_even): Ditto.
9237 (rs6000_builtin_mul_widen_odd): Ditto.
9238 (rs6000_builtin_vec_perm): Ditto.
9239 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
9240 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
9242 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
9244 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
9245 VSX types for bit operations. Changes to accomidate vector.md.
9246 (bdesc_2arg): Ditto.
9247 (bdesc_1arg): Ditto.
9248 (struct builtin_description_predicates): Rewrite predicate
9249 handling so that RTL describes the operation, instead of passing
9250 the instruction to be used as a string argument.
9251 (bdesc_altivec_preds): Ditto.
9252 (altivec_expand_predicate_builtin): Ditto.
9253 (altivec_expand_builtin): Ditto.
9254 (rs6000_expand_ternop_builtin): Use a switch instead of an if
9255 statement for vsldoi support.
9256 (altivec_expand_ld_builtin): Change to use new names from vector.md.
9257 (altivec_expand_st_builtin): Ditto.
9258 (paired_expand_builtin): Whitespace changes.
9259 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
9260 builtin_mode_to_type table for secondary reload. Call
9261 builtin_function_type to build random builtin functions.
9262 (altivec_init_builtins): Change to use builtin_function_type to
9263 create builtin function types dynamically as we need them.
9264 (builtin_hash_function): New support for hashing the tree types
9265 for builtin function as we need it, rather than trying to build
9266 all of the trees that we need. Add initial preliminary VSX support.
9267 (builtin_function_type): Ditto.
9268 (builtin_function_eq): Ditto.
9269 (builtin_hash_struct): Ditto.
9270 (rs6000_init_builtins): Ditto.
9271 (rs6000_common_init_builtins): Ditto.
9272 (altivec_init_builtins): Ditto.
9273 (rs6000_common_init_builtins): Ditto.
9274 (enum reload_reg_type): New enum for simplifing reg classes.
9275 (rs6000_reload_register_type): Simplify register classes into GPR,
9276 Vector, and other registers. Altivec and VSX addresses in reload.
9277 (rs6000_secondary_reload_inner): Ditto.
9278 (rs6000_ira_cover_classes): New target hook, that returns the
9279 appropriate cover classes, based on -mvsx being used or not.
9280 (rs6000_secondary_reload_class): Add VSX support.
9281 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
9282 (get_vsel_insn): Ditto.
9283 (rs6000_emit_vector_compare): Rewrite vector conditional support
9284 so that where we can, we use RTL operators, instead of blindly use
9286 (rs6000_emit_vector_select): Ditto.
9287 (rs6000_emit_vector_cond_expr): Ditto.
9288 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
9289 (create_TOC_reference): Add -mdebug=addr support.
9290 (emit_frame_save): VSX loads/stores need register indexed addressing.
9292 * config/rs6000/rs6000.md: Include vector.md.
9294 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
9296 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
9297 support for V2DI, V2DF in logical, permute, select operations.
9299 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
9300 switch for vsx/power7.
9301 (-mvsx-scalar-memory): Ditto.
9302 (-mvsx-align-128): Ditto.
9303 (-mallow-movmisalign): Ditto.
9304 (-mallow-df-permute): Ditto.
9305 (-msched-groups): Ditto.
9306 (-malways-hint): Ditto.
9307 (-malign-branch-targets): Ditto.
9309 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
9311 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
9312 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
9313 (rs6000_vector_reg_class): Delete.
9314 (rs6000_vsx_reg_class): Ditto.
9315 (enum rs6000_reg_class_enum): New enum for the constraints that
9316 vary based on target switches.
9317 (rs6000_constraints): New array to hold the register class for all
9318 of the register constraints that vary based on the switches used.
9319 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
9320 (enum rs6000_builtins): Add unsigned varients for the builtin
9321 declarations returned by target hooks for expanding multiplies,
9322 select, and permute operations. Add VSX builtins.
9323 (enum rs6000_builtin_type_index): Add entries for VSX.
9324 (V2DI_type_node): Ditto.
9325 (V2DF_type_node): Ditto.
9326 (unsigned_V2DI_type_node): Ditto.
9327 (bool_long_type_node): Ditto.
9328 (intDI_type_internal_node): Ditto.
9329 (uintDI_type_internal_node): Ditto.
9330 (double_type_internal_node): Ditto.
9332 * config/rs6000/altivec.md (whole file): Move all expanders to
9333 vector.md from altivec.md. Rename insn matching functions to be
9335 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
9336 (altivec_vcmp*): Ditto.
9337 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
9338 (VM): New iterator for moves that includes the VSX types.
9339 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
9340 (altivec_vperm_<mode>_uns): New, for unsigned types.
9341 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
9342 (altivec_eq<mode>): Ditto.
9343 (altivec_gt<mode>): Ditto.
9344 (altivec_gtu<mode>): Ditto.
9345 (altivec_eqv4sf): Ditto.
9346 (altivec_gev4sf): Ditto.
9347 (altivec_gtv4sf): Ditto.
9348 (altivec_vcmpbfp_p): Ditto.
9350 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
9352 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
9355 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
9358 * config/i386/i386.c (output_387_ffreep): Rewrite to use
9359 ASM_SHORT instead of .word.
9360 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
9361 instead of .word in asm template.
9363 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
9366 * ira-lives.c (bb_has_abnormal_call_pred): New function.
9367 (process_bb_node_lives): Use it.
9369 * ira.c (setup_cover_and_important_classes): Don't setup
9370 ira_important_class_nums. Add cover classes to the end of
9372 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
9374 (find_reg_class_closure): Use reorder_important_classes.
9376 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
9378 * config/i386/i386.c (i386_ira_cover_classes): New function.
9379 (TARGET_IRA_COVER_CLASSES): Redefine.
9381 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
9382 importance of order of cover classes in the array.
9384 2009-07-22 Diego Novillo <dnovillo@google.com>
9386 * tree-pass.h (TDF_EH): Define.
9387 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
9388 contains TDF_EH, print the EH region number holding GS.
9389 * tree-dump.c (dump_options): Add "eh".
9390 * doc/invoke.texi: Document it.
9392 2009-07-22 Doug Kwan <dougkwan@google.com>
9394 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
9396 2009-07-22 Michael Matz <matz@suse.de>
9398 PR tree-optimization/35229
9399 PR tree-optimization/39300
9401 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
9402 (inhibit_phi_insertion): New function.
9403 (insert_into_preds_of_block): Call it for REFERENCEs.
9404 (init_pre): Initialize and finalize scalar evolutions.
9405 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
9407 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
9409 * config/i386/predicates.md (zero_extended_scalar_load_operand):
9410 Use CONST_VECTOR_NUNITS to determine number of elements.
9412 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
9414 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
9415 (U, W): Constraints are now deprecated and will be removed if we
9417 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
9419 ("prefetch"): Add the stcmh instruction for prefetching.
9420 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
9422 (s390_short_displacement): Return always true if compiling for
9423 machines not providing the long displacement facility.
9424 (s390_mem_constraint): Support the new constraint letter Z.
9425 (s390_check_qrst_address): New function.
9427 2009-07-21 DJ Delorie <dj@redhat.com>
9429 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
9432 2009-07-21 Jason Merrill <jason@redhat.com>
9434 * c-common.c (max_tinst_depth): Increase default to 1024.
9436 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
9438 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
9439 (vec_unpacku_float_lo_v4si): Ditto.
9441 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
9444 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
9445 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
9446 (builtin_description): Add __builtin_ia32_cvtudq2ps.
9447 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
9449 2009-07-21 Jakub Jelinek <jakub@redhat.com>
9451 PR tree-optimization/40813
9452 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
9455 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
9457 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
9458 with a NOP_EXPR if needed.
9460 2009-07-21 Paul Brook <paul@codesourcery.com>
9462 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
9463 Terminate debug dump with newline.
9465 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9467 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
9468 Cast "1" to unsigned HOST_WIDE_INT.
9469 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
9470 deposit length to the maximum length - lsb. Extend length if
9471 HOST_BITS_PER_WIDE_INT is 32.
9473 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
9475 * cgraph.h (constant_pool_htab): New function.
9476 (constant_descriptor_tree): Move from varasm.c.
9477 * varasm.c (constant_pool_htab): New function.
9478 (constant_descriptor_tree): Move to cgraph.h.
9480 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
9482 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
9484 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
9486 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
9489 2009-07-20 Xinliang David Li <davidxl@google.com>
9491 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
9493 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
9495 * config/mips/mips.md (move_type): Add arith.
9496 (type): Handle arith.
9497 (zero_extendsidi2): Rename this into ...
9498 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
9499 (zero_extendsidi2): New expander.
9500 (*zero_extendsidi2_dext): New pattern.
9502 2009-07-20 Nick Clifton <nickc@redhat.com>
9504 * config.gcc (mips64-*-*): Add definition of tm_defines in order
9505 to set MIPS_ABI_DEFAULT.
9506 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
9508 2009-07-20 Jakub Jelinek <jakub@redhat.com>
9510 * tree-object-size.c (addr_object_size): Handle unions with
9511 array in it as last field of structs in __bos (, 1) as __bos (, 0).
9513 PR tree-optimization/40792
9514 * tree.c (build_function_type_skip_args): Remove bogus assert.
9516 2009-07-20 Jan Hubicka <jh@suse.cz>
9517 Martin Jambor <mjambor@suse.cz>
9519 * cgraph.h (combined_args_to_skip): New field.
9520 * cgraph.c (cgraph_create_virtual_clone): Properly handle
9521 combined_args_to_skip and args_to_skip.
9522 * tree-inline.c (update_clone_info): New function.
9523 (tree_function_versioning): Call update_clone_info.
9524 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
9526 (cgraph_materialize_all_clones): More extensive dumping, working
9527 with combined_args_to_skip rather than args_to_skip.
9529 2009-07-20 Ira Rosen <irar@il.ibm.com>
9531 * tree-vectorizer.h (vectorizable_condition): Add parameters.
9532 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
9533 (get_initial_def_for_reduction): Likewise.
9534 (vectorizable_reduction): Skip the check of first operand in case
9535 of COND_EXPR. Add check that it is outer loop vectorization if
9536 nested cycle was detected. Call vectorizable_condition() for
9537 COND_EXPR. If reduction epilogue cannot be created do not fail for
9538 nested cycles (if it is not double reduction). Assert that there
9539 is only one type in the loop in case of COND_EXPR. Call
9540 vectorizable_condition() to vectorize COND_EXPR.
9541 * tree-vect-stmts.c (vectorizable_condition): Update comment.
9542 Add parameters. Allow nested cycles if called from
9543 vectorizable_reduction(). Use reduction vector variable if provided.
9544 (vect_analyze_stmt): Call vectorizable_reduction() before
9545 vectorizable_condition().
9546 (vect_transform_stmt): Update call to vectorizable_condition().
9548 2009-07-20 Christian Bruel <christian.bruel@st.com>
9550 * config/sh/sh.opt (-mfmovd): Resurrect and document.
9551 * doc/invoke.texi (-mfmovd): Likewise.
9552 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
9554 2009-07-20 Jan Hubicka <jh@suse.cz>
9556 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
9557 when handling SSA name.
9559 2009-07-19 Jan Hubicka <jh@suse.cz>
9561 PR tree-optimization/40676
9562 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
9563 virtual PHIs in empty BBs.
9565 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9567 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
9568 re-expanded the compound use gen_lowpart instead to convert to the
9571 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9573 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
9574 OUTER_CONST arguments.
9575 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
9576 the new wider mode will be masked off.
9577 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
9579 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9581 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
9582 high-order bits are zero.
9584 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9586 * combine.c (simplify_shift_const_1): Split code to determine
9588 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
9589 new bits shifted in are identical to the old sign bit.
9591 2009-07-18 Richard Guenther <rguenther@suse.de>
9594 * gimplify.c (gimplify_call_expr): Reject code using results from
9595 functions returning void.
9597 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
9599 * doc/md.texi: Document the new PowerPC "es" constraint.
9600 Document that "m" can include automodified addresses on this target,
9601 and explain how %U must be used. Extend the "Q" and "Z" documentation
9602 to suggest "es" as well as "m".
9603 * config/rs6000/constraints.md (es): New memory constraint.
9604 (Q, Z): Update strings to match new documentation.
9606 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
9608 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
9609 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
9610 * config/rs6000/predicates.md (volatile_mem_operand): Use
9611 offsettable_nonstrict_memref_p.
9612 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
9613 (*floatunssidf2_internal): Likewise.
9614 (*fix_truncdfsi2_internal): Likewise.
9615 (*fix_trunctfsi2_internal): Likewise.
9617 2009-07-17 Anatoly Sokolov <aesok@post.ru>
9619 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
9621 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9623 2009-07-17 Richard Guenther <rguenther@suse.de>
9626 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
9627 (pass_warn_unused_result): Likewise.
9628 (TODO_set_props): Remove.
9629 * omp-low.c (diagnose_omp_structured_block_errors): Change to
9631 (pass_diagnose_omp_blocks): Define.
9632 * c-decl.c (pop_file_scope): Do not finalize the CU here.
9633 (c_gimple_diagnostics_recursively): Remove.
9634 (finish_function): Do not call it.
9635 (c_write_global_declarations): Continue after errors.
9636 Finalize the CU here.
9637 * c-gimplify.c (c_genericize): Do not gimplify here.
9638 * c-common.c (c_warn_unused_result): Move ...
9639 * tree-cfg.c (do_warn_unused_result): ... here.
9640 (run_warn_unused_result): New function.
9641 (gate_warn_unused_result): New function.
9642 (pass_warn_unused_result): New pass.
9643 * c-common.h (c_warn_unused_result): Remove.
9644 * flags.h (flag_warn_unused_result): Declare.
9645 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
9646 * opts.c (flag_warn_unused_result): Initialize to false.
9647 * toplev.c (compile_file): Add comment.
9648 * omp-low.c (create_omp_child_function): Do not register
9649 the function with the frontend.
9650 (diagnose_omp_structured_block_errors): Prepare to be
9651 called as optimization pass.
9652 (gate_diagnose_omp_blocks): New function.
9653 (pass_diagnose_omp_blocks): New pass.
9654 * cgraph.h (cgraph_optimize): Remove.
9655 (cgraph_analyze_function): Likewise.
9656 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
9657 * cgraphunit.c (cgraph_lower_function): Lower nested functions
9658 before their parents here.
9659 (cgraph_finalize_function): Not here.
9660 (cgraph_analyze_function): Gimplify functions here.
9661 (cgraph_finalize_compilation_unit): Continue after errors.
9662 Optimize the callgraph from here.
9663 (cgraph_optimize): Make static.
9664 * langhooks.c (write_global_declarations): Finalize the CU.
9665 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
9666 (gimplify_function_tree): Assert we gimplify only once.
9667 Set PROP_gimple_any property.
9668 * tree-nested.c (gimplify_all_functions): New function.
9669 (lower_nested_functions): Gimplify all nested functions.
9670 * gimple.h (diagnose_omp_structured_block_errors): Remove.
9671 * passes.c (init_optimization_passes): Add pass_warn_unused_result
9672 and pass_diagnose_omp_blocks after gimplification. Do not
9673 set TODO_set_props on all_lowering_passes.
9674 (execute_one_pass): Do not handle TODO_set_props.
9675 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
9676 (gimplify.o): Add tree-pass.h dependency.
9677 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
9678 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
9679 (unsave_r): Likewise.
9680 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
9683 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
9685 * doc/service.texi (Service): Restore previously removed link,
9686 which isn't broken after all.
9688 2009-07-17 Richard Guenther <rguenther@suse.de>
9690 PR tree-optimization/40321
9691 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
9692 PHI nodes to the maximal set.
9693 (make_values_for_phi): Add PHI arguments to the maximal set.
9694 (execute_pre): Dump PHI_GEN and the maximal set.
9696 2009-07-17 Jakub Jelinek <jakub@redhat.com>
9699 * gimplify.c (gimplify_conversion): Don't change non-conversions into
9702 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
9704 * doc/extend.texi (Nested Functions): Replace broken link with
9706 * doc/service.texi (Service): Remove broken link.
9708 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
9711 * builtins.c (expand_builtin_memcmp): Use loc instead of
9712 EXPR_LOCATION (exp).
9713 (expand_builtin_strncmp): Likewise.
9715 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
9716 Manuel López-Ibáñez <manu@gcc.gnu.org>
9719 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
9720 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
9721 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
9722 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
9723 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
9724 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
9725 tree-inline.c, c-common.c, c-common.h, gimple.c,
9726 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
9727 convert.c: Add location argument to fold_{unary,binary,ternary},
9728 fold_build[123], build_call_expr, build_size_arg,
9729 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
9730 fold_build1_initializer, fold_build2_initializer,
9731 fold_build3_initializer, fold_build_call_array,
9732 fold_build_call_array_initializer, fold_single_bit_test,
9733 omit_one_operand, omit_two_operands, invert_truthvalue,
9734 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
9735 combine_comparisons, fold_builtin_*, fold_call_expr,
9736 build_range_check, maybe_fold_offset_to_address, round_up,
9739 2009-07-16 Jason Merrill <jason@redhat.com>
9742 * c-common.c (c_common_reswords): Add __is_standard_layout
9744 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
9745 * doc/implement-cxx.texi: New.
9746 * doc/gcc.texi: Include it.
9748 2009-07-16 DJ Delorie <dj@redhat.com>
9750 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
9751 compares that may be indirectly affected by previous instructions.
9753 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9755 * builtins.c (do_mpc_arg2): New.
9756 (fold_builtin_2): Fold builtin cpow.
9757 * real.h (HAVE_mpc_pow): New.
9759 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
9761 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
9762 comparison to skip unprofitable schedule
9764 2009-07-16 Simon Baldwin <simonb@google.com>
9766 * gcc.c (option_map): New flag -no-canonical-prefixes.
9767 * (display_help): Print help text for new flag.
9768 * (process_command): Move options translation and language specifics
9769 and handle new flag early. Use it to set a function pointer to a
9770 prefix builder. Replace make_relative_prefix calls with calls to
9771 the function pointed to. Ignore new flag in regular options handling.
9772 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
9774 2009-07-15 DJ Delorie <dj@redhat.com>
9776 * config/mep/mep.md (sibcall_internal): Change register to avoid
9778 (sibcall_value_internal): Likewise.
9780 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
9782 PR rtl-optimization/40710
9783 * resource.c (mark_target_live_regs): Reset DF problem to LR.
9785 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
9787 * config/mips/mips.md (*extenddi_truncate<mode>,
9788 *extendsi_truncate<mode>): Change type attribute to move_type
9789 with shift_shift. Split out code handling exts from here ...
9790 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
9792 (*extendhi_truncateqi): Change type attribute to move_type with
9793 shift_shift. Split out code handling exts from here ...
9794 (*extendhi_truncateqi_exts): ... to this new pattern.
9796 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
9798 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
9799 instead of "and" with inverted sign bit mask value. Use
9800 "nonimmediate_operand" for operand 1 and operand 2 predicate.
9801 Allocate registers only for operand 4 and operand 5.
9803 2009-07-15 Jakub Jelinek <jakub@redhat.com>
9806 * fold-const.c (fold_cond_expr_with_comparison): When folding
9807 < and <= to MIN, make sure the MIN uses the same type as the
9808 comparison's operands.
9810 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
9812 * arm.md (ior_xor): New code iterator.
9813 (split for ior/xor with shift and zero-extend): New split pattern.
9814 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
9816 2009-07-15 Richard Guenther <rguenther@suse.de>
9818 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
9821 2009-07-15 Richard Guenther <rguenther@suse.de>
9824 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
9826 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
9828 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
9829 handle 2.6.30 kernel.
9831 2009-07-15 DJ Delorie <dj@redhat.com>
9833 * config/mep/mep.md (sibcall_internal): Change register to allow
9834 for 24-bit addresses.
9835 (sibcall_value_internal): Likewise.
9837 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
9839 * doc/invoke.texi: Added descriptions of the scheduling heuristics
9840 that are enabled/disabled by the flags introduced by a previous patch.
9842 2009-07-14 DJ Delorie <dj@redhat.com>
9844 * config/mep/mep.md (sibcall_internal): Include non-toggling
9846 (sibcall_value_internal): Likewise.
9848 2009-07-14 Taras Glek <tglek@mozilla.com>
9849 Rafael Espindola <espindola@google.com>
9851 * doc/sourcebuild.texi: Document install-plugin target.
9852 * configure.ac: Added install-plugin target to language makefiles.
9853 * configure: Regenerate.
9854 * Makefile.in: (install-plugin): Install more headers,
9855 depend on lang.install-plugin.
9857 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
9859 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
9862 2009-07-14 DJ Delorie <dj@redhat.com>
9864 * config/mep/mep.c (mep_vliw_jmp_match): New function.
9865 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
9866 * config/mep/mep.md (sibcall_internal): Change test from
9867 mep_vliw_mode_match to mep_vliw_jmp_match.
9868 (sibcall_value_internal): Likewise.
9870 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
9872 * config/i386/sse.md (copysign<mode>3): New expander.
9873 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
9874 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
9875 Use ix86_build_const_vector.
9876 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
9877 IX86_BUILTIN_CPYSGNPD.
9878 (builtin_description): Add __builtin_ia32_copysignps and
9879 __builtin_ia32_copysignpd.
9880 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
9881 and BUILT_IN_COPYSIGNF.
9883 2009-07-13 Jason Merrill <jason@redhat.com>
9885 * builtins.c (can_trust_pointer_alignment): New fn.
9886 (get_pointer_alignment): Factor it out from here.
9887 * tree.h: Declare it.
9889 2009-07-14 David Edelsohn <edelsohn@gnu.org>
9891 * config/rs6000/predicates.md (offsettable_mem_operand): Test
9894 2009-07-14 Dodji Seketeli <dodji@redhat.com>
9898 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
9900 2009-07-14 Richard Guenther <rguenther@suse.de>
9901 Andrey Belevantsev <abel@ispras.ru>
9904 * cfgexpand.c (partition_stack_vars): Do not bother to update
9905 alias information when not optimizing.
9907 2009-07-14 Richard Guenther <rguenther@suse.de>
9908 Andrey Belevantsev <abel@ispras.ru>
9910 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
9911 (pt_solution_set): Likewise.
9912 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
9913 * tree-ssa-structalias.c (pt_solution_set): New function.
9914 * final.c (rest_of_clean_state): Free SSA data structures.
9915 * print-rtl.c (print_decl_name): Remove.
9916 (print_mem_expr): Implement in terms of print_generic_expr.
9917 * alias.c (ao_ref_from_mem): New function.
9918 (rtx_refs_may_alias_p): Likewise.
9919 (true_dependence): Query alias-export info.
9920 (canon_true_dependence): Likewise.
9921 (write_dependence_p): Likewise.
9922 * tree-dfa.c (get_ref_base_and_extent): For void types leave
9924 * emit-rtl.c (component_ref_for_mem_expr): Remove.
9925 (mem_expr_equal_p): Use operand_equal_p.
9926 (set_mem_attributes_minus_bitpos): Do not use
9927 component_ref_for_mem_expr.
9928 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
9929 (update_alias_info_with_stack_vars): Likewise.
9930 (partition_stack_vars): Call update_alias_info_with_stack_vars.
9931 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
9932 explicitly nor clear stmt operands.
9933 Free the decl-to-pointer map.
9934 * tree-optimize.c (execute_free_datastructures): Do not free
9935 SSA data structures here.
9936 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
9937 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
9938 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
9940 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
9942 2009-07-13 DJ Delorie <dj@redhat.com>
9944 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
9945 unrolling at the right iteration count.
9947 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
9950 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
9952 * haifa-sched.c (rank_for_schedule): Introduced flags to
9953 enable/disable individual scheduling heuristics.
9954 * common.opt: Introduced flags to enable/disable individual
9955 heuristics in the scheduler.
9956 * doc/invoke.texi: Introduced flags to enable/disable individual
9957 heuristics in the scheduler.
9959 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
9961 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
9962 config/i386/mingw-tls.c.
9963 * config/i386/mingw-tls.c: Removed.
9965 2009-07-13 Ira Rosen <irar@il.ibm.com>
9967 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
9968 checks access only relevant statements.
9969 (vectorizable_reduction): Likewise.
9971 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
9973 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
9974 just for 32-bit case.
9976 2009-07-12 Jan Hubicka <jh@suse.cz>
9978 PR tree-optimization/40585
9979 * except.c (expand_resx_expr): When there already is resume
9980 instruction, produce linked list.
9981 (build_post_landing_pads): Assert that resume is empty.
9982 (connect_post_landing_pads): Handle resume lists.
9983 (dump_eh_tree): Dump resume list.
9985 2009-07-12 Ira Rosen <irar@il.ibm.com>
9987 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
9988 with additional argument.
9989 * tree-vectorizer.h (enum vect_def_type): Add
9990 vect_double_reduction_def.
9991 (vect_is_simple_reduction): Add argument.
9992 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
9994 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
9995 vect_is_simple_reduction with additional argument.
9996 (vect_analyze_loop_operations): Handle exit phi nodes in case of
9998 (reduction_code_for_scalar_code): Handle additional codes by
9999 returning ERROR_MARK for them. Fix comment and indentation.
10000 (vect_is_simple_reduction): Fix comment, add argument to specify
10001 double reduction. Detect double reduction.
10002 (get_initial_def_for_induction): Fix indentation.
10003 (get_initial_def_for_reduction): Fix comment and indentation.
10004 Handle double reduction. Create initial definitions that do not
10005 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
10006 (vect_create_epilog_for_reduction): Fix comment, add argument to
10007 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
10008 epilogue result extraction. Create double reduction phi node and
10009 replace relevant uses.
10010 (vectorizable_reduction): Call vect_is_simple_reduction with
10011 additional argument. Fix indentation. Update epilogue code treatment
10012 according to the changes in reduction_code_for_scalar_code. Check
10013 for double reduction. Call vect_create_epilog_for_reduction with
10014 additional argument.
10015 * tree-vect-stmts.c (process_use): Handle double reduction, update
10017 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
10018 (vect_get_vec_def_for_operand): Likewise.
10020 2009-07-12 Danny Smith <dansmister@gmail.com>
10022 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
10023 dllexport if !TREE_PUBLIC.
10024 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
10026 2009-07-11 Anatoly Sokolov <aesok@post.ru>
10028 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
10029 (avr_extra_arch_macro) Remove declatation.
10030 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
10031 (avr_extra_arch_macro) Declare as static.
10032 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
10034 2009-07-11 Jan Hubicka <jh@suse.cz>
10036 PR middle-end/48388
10037 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
10039 2009-07-11 Jakub Jelinek <jakub@redhat.com>
10042 * dwarf2out.c (dw_fde_struct): Add in_std_section and
10043 cold_in_std_section bits.
10044 (dwarf2out_begin_prologue): Initialize them.
10045 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
10046 if already covered by text_section or cold_text_section range.
10048 PR rtl-optimization/40667
10049 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
10050 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
10051 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
10052 * config/i386/i386.c (ix86_minimum_alignment): New function.
10053 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
10054 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
10055 * emit-rtl.c (gen_reg_rtx): Likewise.
10056 * function.c (assign_parms): Likewise. If nominal_type needs
10057 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
10058 rather than passed_type's alignment.
10061 * function.c (assign_parm_setup_stack): Adjust
10062 MEM_OFFSET (data->stack_parm) if promoted_mode is different
10063 from nominal_mode on big endian.
10065 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
10067 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
10069 2009-07-10 DJ Delorie <dj@redhat.com>
10071 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
10073 2009-07-10 Mark Mitchell <mark@codesourcery.com>
10075 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
10077 (thumb2_cbnz): Likewise.
10079 2009-07-10 David Daney <ddaney@caviumnetworks.com>
10082 * config.gcc (supported_defaults): Add synci.
10083 (with_synci): Add validation.
10084 (all_defaults): Add synci.
10085 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
10088 * config/mips/mips.opt (msynci): New option.
10089 * config/mips/mips.c (mips_override_options): Warn on use of
10090 -msynci for targets that do now support it.
10091 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
10093 * gcc/doc/invoke.texi (-msynci): Document the new option.
10094 * doc/install.texi (--with-synci): Document the new option.
10096 2009-07-10 Richard Guenther <rguenther@suse.de>
10098 PR tree-optimization/40496
10099 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
10100 the PHI result with a compatible type.
10102 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
10106 * c.opt (Wunused-result): New.
10107 * doc/invoke.texi: Document it.
10108 * c-common.c (c_warn_unused_result): Use it.
10110 2009-07-09 DJ Delorie <dj@redhat.com>
10112 * targhooks.c (default_target_can_inline_p): Rename from
10113 default_target_option_can_inline_p.
10114 * targhooks.h (default_target_can_inline_p): Likewise.
10115 * target-def.h (TARGET_CAN_INLINE_P): Rename from
10116 TARGET_OPTION_CAN_INLINE_P.
10117 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
10118 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
10119 (mep_target_can_inline_p): Rename from
10120 mep_target_option_can_inline_p.
10123 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
10124 registers used to pass vectors.
10126 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
10128 2009-07-09 Tom Tromey <tromey@redhat.com>
10130 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
10131 * config/mmix/mmix.c: Include dwarf2.h.
10132 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
10133 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
10134 * config/sh/sh.c: Include dwarf2.h.
10135 * config/i386/i386.c: Include dwarf2.h.
10136 * Makefile.in (DWARF2_H): Remove 'elf'.
10137 * except.c: Include dwarf2.h.
10138 * unwind-dw2.c: Include dwarf2.h.
10139 * dwarf2out.c: Include dwarf2.h.
10140 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
10141 * unwind-dw2-fde.c: Include dwarf2.h.
10142 * dwarf2asm.c: Include dwarf2.h.
10144 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10146 * haifa-sched.c (insn_finishes_cycle_p): New static function.
10147 (max_issue): Use it.
10148 * sched-int.h (struct sched_info: insn_finishes_block_p): New
10150 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
10151 (region_sched_info): Update.
10152 * sched-ebb.c (ebb_sched_info): Update.
10153 * modulo-sched.c (sms_sched_info): Update.
10154 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
10156 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10158 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
10160 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
10162 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
10164 2009-07-09 Jakub Jelinek <jakub@redhat.com>
10166 PR middle-end/40692
10167 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
10168 arg1 with arg01 if arg1 is already INTEGER_CST.
10170 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10172 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
10173 Transform (and (truncate)) into (truncate (and)).
10175 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10177 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
10178 creating LHS paradoxical subregs. Fix surrounding returns to
10179 use NULL_RTX rather than 0.
10181 2009-07-08 DJ Delorie <dj@redhat.com>
10183 * config/mep/mep.c: (mep_option_can_inline_p): New.
10184 (TARGET_OPTION_CAN_INLINE_P): Define.
10186 2009-07-08 Mark Wielaard <mjw@redhat.com>
10189 * dwarf2out.c (add_data_member_location_attribute): When we have
10190 only a constant offset don't emit a new location description using
10191 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
10194 2009-07-08 Richard Henderson <rth@redhat.com>
10197 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
10198 (enum reg_class): Add CLOBBERED_REGS.
10199 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
10200 * config/i386/i386.c (ix86_conditional_register_usage): Moved
10201 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
10202 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
10203 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
10204 force 64-bit sibcalls into R11.
10205 * config/i386/constraints.md (U): New constraint.
10206 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
10207 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
10208 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
10210 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
10212 * basic-block.h (dump_regset, debug_regset): Remove duplicate
10214 * c-objc-common.h (c_initialize_diagnostics): Ditto.
10215 * ebitmap.h (dump_ebitmap): Ditto.
10216 * optabs.h (optab_libfunc): Ditto.
10217 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
10218 * tree-flow.h (vect_can_force_dr_alignment_p,
10219 get_vectype_for_scalar_type): Ditto.
10220 (vectorize_loops): Move prototype to ...
10221 * tree-vectorizer.h: ... here. Also, adjust comment.
10222 (vect_set_verbosity_level): Remove duplicate prototype.
10223 * tree-ssa-loop.c: Include tree-vectorizer.h.
10224 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
10226 2009-07-08 Nick Clifton <nickc@redhat.com>
10228 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
10231 2009-07-08 DJ Delorie <dj@redhat.com>
10233 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
10234 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
10235 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
10237 * config/mep/intrinsics.md: Regenerated.
10238 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
10239 registers when asm() or calls are detected.
10241 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
10244 * gimplify.c (gimplify_expr): Propagate no_warning flag when
10246 * gimple (gimple_build_call_from_tree): Likewise.
10247 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
10248 no_warning flag before warning.
10250 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10252 * tree.c (set_expr_locus): Remove.
10253 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
10254 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
10256 * gimplify.c (internal_get_tmp_var): Likewise.
10257 (gimplify_call_expr): Likewise.
10258 (gimplify_one_sizepos): Likewise.
10260 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
10263 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
10264 to variables for debugging purposes.
10266 2009-06-23 Mark Loeser <mark@halcy0n.com>
10269 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
10271 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10273 * pretty-print.c (pp_base_format): Remove %J.
10274 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
10275 gcc_cxxdiag_char_table): Likewise.
10276 (init_dynamic_diag_info): Likewise.
10278 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10280 * pretty-print.c (pp_base_format): Remove %H.
10281 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
10282 gcc_cxxdiag_char_table): Likewise.
10283 (init_dynamic_diag_info): Likewise.
10284 * config/mep/mep.c (mep_select_section): Likewise.
10286 2009-07-07 Duncan Sands <baldrick@free.fr>
10288 * final.c (pass_clean_state): Give the pass a name.
10289 * passes.c (pass_rest_of_compilation): Likewise.
10290 * tree-optimize.c (pass_all_optimizations): Likewise.
10292 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
10294 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
10295 an extra 'decl' for error_at.
10297 2009-07-07 Jakub Jelinek <jakub@redhat.com>
10299 PR middle-end/40669
10300 * tree-tailcall.c (adjust_return_value_with_ops,
10301 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
10302 if it has complex or vector type.
10304 2009-07-07 Olivier Hainque <hainque@adacore.com>
10306 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
10309 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
10311 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
10313 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10315 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
10316 * c-decl.c: Likewise.
10317 * function.c: Likewise.
10318 * varasm.c: Likewise.
10319 * tree-ssa.c: Likewise.
10320 * c-common.c: Likewise.
10321 * tree-cfg.c: Likewise.
10322 * config/spu/spu.c: Likewise.
10323 * config/ia64/ia64.c: Likewise.
10324 * config/v850/v850.c: Likewise.
10326 2009-07-06 DJ Delorie <dj@redhat.com>
10328 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
10329 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
10330 unspecified accesses to control registers.
10331 * config/mep/intrinsics.md: Regenerate.
10332 * config/mep/intrinsics.h: Regenerate.
10333 * config/mep/mep-intrin.h: Regenerate.
10335 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10337 * c-lex.c: Replace %H by an explicit location. Update all calls.
10338 * c-common.c: Likewise.
10339 * c-decl.c: Likewise.
10340 * c-typeck.c: Likewise.
10341 * fold-const.c: Likewise.
10342 * gimplify.c: Likewise.
10343 * stmt.c: Likewise.
10344 * tree-cfg.c: Likewise.
10345 * tree-ssa-loop-niter.c: Likewise.
10346 * tree-vrp.c: Likewise.
10347 * value-prof.c: Likewise.
10349 2009-07-06 Diego Novillo <dnovillo@google.com>
10351 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
10352 if it has one. Handle cases where VAR does not have an
10353 annotation or cfun is NULL.
10355 2009-07-06 Diego Novillo <dnovillo@google.com>
10357 * tree.c: Include debug.h.
10358 (initialize_tree_contains_struct): New.
10359 (init_ttree): Call it.
10360 (tree_node_structure_for_code): Factor out of ...
10361 (tree_node_structure): ... here.
10362 * treestruct.def (TS_PHI_NODE): Remove.
10363 (TS_GIMPLE_STATEMENT): Remove.
10365 2009-07-06 Diego Novillo <dnovillo@google.com>
10367 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
10368 (debug_tree_chain): Handle cycles.
10370 2009-07-06 Nick Clifton <nickc@redhat.com>
10371 DJ Delorie <dj@redhat.com>
10373 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
10374 __FMOVD_ENABLED__ is defined.
10376 (TARGET_FMOVD): Provide a default definition.
10377 (MASK_FMOVD): Likewise.
10378 (TARGET_CPU_CPP_BUILTINS): Define
10379 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
10380 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
10381 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
10382 (split for DF load from memory into register): Also handle
10383 MEMs which consist of REG+DISP addressing.
10384 (split for DF store from register to memory): Likewise.
10385 (movsf_ie): Always use single fp_mode.
10386 * config/sh/sh.c (sh_override_options): Do not automatically
10387 enable TARGET_MOVD for the SH2A when supporting doubles - leave
10388 that to the -mfmovd command line switch.
10389 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
10390 (fldi_ok): Always allow.
10391 * config/sh/sh.opt (mfmovd): Remove this switch.
10392 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
10394 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
10395 Kaz Kojima <kkojima@gcc.gnu.org>
10397 PR rtl-optimization/30807
10398 * postreload.c (reload_combine): For every new use of REG_SUM,
10399 record the use of BASE.
10401 2009-07-06 Jan Hubicka <jh@suse.cz>
10403 * params.def: Revert my accidental commit at 2009-06-30.
10405 2009-07-04 Ian Lance Taylor <iant@google.com>
10408 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
10410 (mingw_format_attribute_overrides): Likewise.
10412 2009-07-04 Jakub Jelinek <jakub@redhat.com>
10415 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
10416 don't check cfa.reg. Instead of cfa.indirect use
10417 fde && fde->drap_reg != INVALID_REGNUM test.
10419 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
10421 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
10423 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
10426 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
10428 2009-07-03 Richard Guenther <rguenther@suse.de>
10430 PR tree-optimization/40640
10431 * tree-switch-conversion.c (build_arrays): Perform arithmetic
10434 2009-07-03 Jan Hubicka <jh@suse.cz>
10436 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
10437 for size, reduce amount of inlining.
10439 2009-07-03 Richard Guenther <rguenther@suse.de>
10441 PR middle-end/34163
10442 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
10443 if t +- x is known to not overflow and the conversion widens the
10445 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
10447 2009-07-03 Jan Hubicka <jh@suse.cz>
10449 * ipa-pure-const.c (analyze): Update loop optimizer init.
10450 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
10451 try_remove_empty_loop, remove_empty_loops): Remove.
10452 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
10453 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
10454 to mark regular loops as neccesary.
10455 (degenerate_phi_p): New function.
10456 (propagate_necessity, remove_dead_phis): Use it.
10457 (forward_edge_to_pdom): Likewise.
10458 (eliminate_unnecessary_stmts): Take care to remove uses of results of
10459 virtual PHI nodes that became unreachable.
10460 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
10461 * tree-flow.h (remove_empty_loops): Remove.
10462 * passes.c (init_optimization_passes): Remove.
10464 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
10466 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
10467 can_create_pseudo_p.
10468 (*fix_trunc<mode>_i387_1): Ditto.
10469 (*floathi<mode>2_1): Ditto.
10470 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
10471 (*fistdi2_1): Ditto.
10472 (*fist<mode>2_1): Ditto.
10473 (frndintxf2_floor): Ditto.
10474 (*fist<mode>2_floor_1): Ditto.
10475 (frndintxf2_ceil): Ditto.
10476 (*fist<mode>2_ceil_1): Ditto.
10477 (frndintxf2_trunc): Ditto.
10478 (frndintxf2_mask_pm): Ditto.
10479 (fxam<mode>2_i387_with_temp): Ditto.
10480 * config/i386/sse.md (mulv16qi3): Ditto.
10481 (*sse2_mulv4si3): Ditto.
10483 (sse4_2_pcmpestr): Ditto.
10484 (sse4_2_pcmpistr): Ditto.
10486 2009-07-03 Jan Hubicka <jh@suse.cz>
10488 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
10489 (mark_stmt_necessary): Set it.
10490 (mark_operand_necessary): Set it.
10491 (mark_control_dependent_edges_necessary): Set it.
10492 (mark_virtual_phi_result_for_renaming): New function.
10493 (get_live_post_dom): New function.
10494 (forward_edge_to_pdom): New function.
10495 (remove_dead_stmt): Fix handling of control dependences.
10496 (tree_dce_init): Init new bitmap.
10497 (tree_dce_done): Free it.
10499 2009-07-02 Richard Guenther <rguenther@suse.de>
10502 * tree-ssa-structalias.c (new_var_info): Initialize
10505 2009-07-02 Jan Hubicka <jh@suse.cz>
10507 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
10510 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
10512 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
10513 instead of recomputing it. Adjust calls.
10514 (emit_store_flag): Adjust recursive calls.
10516 2009-07-02 Richard Guenther <rguenther@suse.de>
10518 * tree-ssa-live.c (remove_unused_locals): Do not remove
10520 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
10521 of DECL_EXTERNAL for HEAP variables.
10522 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
10523 HEAP variables. Do not adjust RESTRICT vars.
10524 (find_what_var_points_to): Nobody cares if something
10525 points to READONLY.
10527 2009-07-02 Ben Elliston <bje@au.ibm.com>
10529 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
10530 pc_low and pc_high declarations to the top of the function.
10532 2009-07-01 DJ Delorie <dj@redhat.com>
10534 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
10535 registers as fixed.
10536 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
10537 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
10538 unspecified accesses to control registers.
10539 * config/mep/intrinsics.md: Regenerate.
10540 * config/mep/intrinsics.h: Regenerate.
10541 * config/mep/mep-intrin.h: Regenerate.
10543 2009-07-01 Anthony Green <green@moxielogic.com>
10545 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
10546 instruction when possible.
10547 (moxie_expand_prologue): Ditto. Also, save an instruction and
10548 some complexity by popping off of $r12 instead of $sp.
10549 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
10552 2009-07-01 Richard Henderson <rth@redhat.com>
10555 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
10556 contained no insns, reposition note before last insn.
10558 2009-07-01 Richard Henderson <rth@redhat.com>
10561 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
10562 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
10564 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
10567 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
10568 darwin9 for printing reg addresses with %y.
10570 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
10572 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
10573 truncation from operands in binary operations.
10575 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
10578 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
10579 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
10580 subreg of op0 to the original op0.
10582 * expmed.c (store_bit_field_1): Use a temporary as the destination
10583 instead of a paradoxical subreg when we need to truncate the result.
10585 2009-07-01 DJ Delorie <dj@redhat.com>
10587 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
10588 names to VLIW variants.
10589 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
10590 * config/mep/intrinsics.md: Regenerate.
10591 * config/mep/intrinsics.h: Regenerate.
10592 * config/mep/mep-intrin.h: Regenerate.
10594 2009-07-01 Jakub Jelinek <jakub@redhat.com>
10597 * jump.c (returnjump_p): Revert last patch.
10598 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
10600 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10603 * pa.md (casesi32p): Use jump table label to determine the offset
10605 (casesi64p): Likewise.
10607 * pa.c (forward_branch_p): Return bool type. Use instruction
10608 addresses when available. Assert that INSN has a jump label.
10609 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
10612 2009-07-01 Richard Guenther <rguenther@suse.de>
10614 PR tree-optimization/19831
10615 * tree-ssa-dce.c (propagate_necessity): Calls to functions
10616 that only act as barriers do not make any previous stores necessary.
10617 * tree-ssa-structalias.c (handle_lhs_call): Delay making
10618 HEAP variables global, do not add a constraint from nonlocal.
10619 (find_func_aliases): Handle escapes through return statements.
10620 (compute_points_to_sets): Make escaped HEAP variables global.
10622 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
10625 * expmed.c (emit_store_flag): Perform a conversion if necessary,
10626 after reducing a DImode cstore to SImode.
10628 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
10630 * expr.c (expand_expr_real_1): Reinstate fallthrough to
10631 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
10633 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
10635 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
10636 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
10638 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
10639 and umod_optab if TARGET_BSD_DIVMOD.
10640 * config/vax/lib1funcs.asm: New file.
10641 * config/vax/t-linux: New file.
10642 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
10644 2009-06-30 Jakub Jelinek <jakub@redhat.com>
10647 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
10648 to type arguments that have void type.
10651 * dwarf2out.c (gen_formal_parameter_die): Call
10652 equate_decl_number_to_die if node is different from origin.
10654 2009-06-30 Anthony Green <green@moxielogic.com>
10656 Clean up moxie port for --enable-build-with-cxx.
10657 * config/moxie/moxie.c (moxie_function_value): First two
10658 parameters are const_tree, not tree.
10659 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
10660 (REG_CLASS_NAMES): Ditto.
10661 (REGNO_REG_CLASS): Ditto.
10662 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
10663 (moxie_function_value): Fix constyness of arguments.
10665 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
10667 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
10668 finalize_size_functions before further processing.
10669 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
10670 (variable_size): Call self_referential_size on size expressions
10671 that contain a PLACEHOLDER_EXPR.
10672 (size_functions): New static variable.
10673 (copy_self_referential_tree_r): New static function.
10674 (self_referential_size): Likewise.
10675 (finalize_size_functions): New global function.
10676 * tree.c: Include tree-inline.h.
10677 (push_without_duplicates): New static function.
10678 (find_placeholder_in_expr): New global function.
10679 (substitute_in_expr) <tcc_declaration>: Return the replacement object
10681 <tcc_expression>: Likewise.
10682 <tcc_vl_exp>: If the replacement object is a constant, try to inline
10683 the call in the expression.
10684 * tree.h (finalize_size_functions): Declare.
10685 (find_placeholder_in_expr): Likewise.
10686 (FIND_PLACEHOLDER_IN_EXPR): New macro.
10687 (substitute_placeholder_in_expr): Update comment.
10688 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
10690 (copy_tree_body_r): Likewise.
10691 (copy_tree_body): New static function.
10692 (maybe_inline_call_in_expr): New global function.
10693 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
10694 (maybe_inline_call_in_expr): Declare.
10695 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
10696 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
10699 2009-06-30 Richard Guenther <rguenther@suse.de>
10701 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
10703 (propagate_necessity): Do not mark reaching defs of stores
10706 2009-06-30 Jan Hubicka <jh@suse.cz>
10708 * cfgloopanal.c (check_irred): Move into ...
10709 (mark_irreducible_loops): ... here; return true if ireducible
10711 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
10712 (analyze_function): Try to prove loop finiteness.
10713 * cfgloop.h (mark_irreducible_loops): Update prototype.
10714 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
10716 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
10718 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
10720 2009-06-30 Ira Rosen <irar@il.ibm.com>
10722 PR tree-optimization/40542
10723 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
10726 2009-06-30 Martin Jambor <mjambor@suse.cz>
10728 PR tree-optimization/40582
10729 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
10730 than useless_type_conversion_p.
10731 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
10734 2009-06-30 Martin Jambor <mjambor@suse.cz>
10736 PR middle-end/40554
10737 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
10739 2009-06-30 Richard Guenther <rguenther@suse.de>
10741 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
10742 use ao_ref references.
10743 (walk_aliased_vdefs): Likewise.
10744 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
10745 * tree-ssa-dce.c (struct ref_data): Remove.
10746 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
10747 (mark_aliased_reaching_defs_necessary): Adjust.
10748 (mark_all_reaching_defs_necessary_1): Likewise.
10750 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
10753 * expmed.c (emit_cstore): New name of emit_store_flag_1.
10754 (emit_store_flag_1): Extract from emit_store_flag, adjust
10755 calls to (what now is) emit_cstore.
10756 (emit_store_flag): Call emit_store_flag_1 and also use it
10757 for what used to be recursive calls.
10759 2009-06-30 Wei Guozhi <carrot@google.com>
10762 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
10763 if the target bb post dominates from bb.
10764 * config/i386/i386.c (memory_address_length): Check existence of base
10765 register before using it.
10767 2009-06-30 Nick Clifton <nickc@redhat.com>
10768 DJ Delorie <dj@redhat.com>
10770 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
10771 __FMOVD_ENABLED__ is defined.
10773 (TARGET_FMOVD): Provide a default definition.
10774 (MASK_FMOVD): Likewise.
10775 (TARGET_CPU_CPP_BUILTINS): Define
10776 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
10777 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
10778 two fmov instructions depending upon whether TARGET_FMOVD is
10780 (split for DF load from memory into register): Also handle
10781 MEMs which consist of REG+DISP addressing.
10782 (split for DF store from register to memory): Likewise.
10783 * config/sh/sh.opt (mfmovd): Remove this switch.
10784 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
10785 * config/sh/sh.c (sh_override_options): Do not automatically
10786 enable TARGET_MOVD for the SH2A when supporting doubles - leave
10787 that to the -mfmovd command line switch.
10789 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
10791 (fldi_ok): Always allow.
10792 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
10794 2009-06-29 DJ Delorie <dj@redhat.com>
10796 * doc/install.texi (mep-x-elf): Correct chip's full name.
10798 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
10800 * doc/extend.texi: Fix typo.
10802 2009-06-29 Tom Tromey <tromey@redhat.com>
10804 * dwarf2.h: Remove.
10805 * Makefile.in (DWARF2_H): New variable.
10806 (except.o): Use it.
10807 (dwarf2out.o): Likewise.
10808 (dwarf2asm.o): Likewise.
10809 * config/i386/t-i386: Use DWARF2_H.
10810 * except.c: Include elf/dwarf2.h.
10811 * unwind-dw2.c: Include elf/dwarf2.h.
10812 * dwarf2out.c: Include elf/dwarf2.h.
10813 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
10814 <dtprel>: New field.
10815 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
10816 (size_of_loc_descr): Likewise.
10817 (output_loc_operands_raw): Likewise.
10818 (output_loc_operands): Handle new dtprel field.
10819 (loc_checksum): Update.
10820 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
10821 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
10822 * unwind-dw2-fde.c: Include elf/dwarf2.h.
10823 * dwarf2asm.c: Include elf/dwarf2.h.
10824 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
10825 * config/mmix/mmix.c: Include elf/dwarf2.h.
10826 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
10827 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
10828 * config/sh/sh.c: Include elf/dwarf2.h.
10829 * config/i386/i386.c: Include elf/dwarf2.h.
10831 2009-06-29 DJ Delorie <dj@redhat.com>
10833 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
10835 * doc/extend.texi: Add MeP attributes and pragmas.
10836 * doc/invoke.text: Add MeP Options.
10837 * doc/contrib.texi: Add MeP contribution.
10838 * doc/md.texi: Add MeP constraints.
10839 * doc/install.texi: Add MeP target.
10841 2009-06-30 Anatoly Sokolov <aesok@post.ru>
10843 * target.h (struct gcc_target): Add frame_pointer_required field.
10844 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
10845 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
10846 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
10848 * reload1.c (update_eliminables): (Ditto.).
10849 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
10850 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
10851 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
10853 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
10855 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
10856 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10857 (arm_frame_pointer_required): New function.
10859 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
10860 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10861 (avr_frame_pointer_required_p): Declare as static.
10862 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
10864 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
10865 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10866 (bfin_frame_pointer_required): Make as static, change return type
10868 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
10870 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
10871 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10872 (cris_frame_pointer_required): New function.
10874 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
10876 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
10877 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10878 (fr30_frame_pointer_required): New function.
10880 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
10881 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10882 (frv_frame_pointer_required): Make as static, change return type
10884 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
10886 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
10887 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10888 (ix86_frame_pointer_required): Make as static, change return type to
10890 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
10892 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
10893 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10895 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
10897 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
10899 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
10901 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
10902 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10903 (mips_frame_pointer_required): Make as static.
10904 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
10906 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
10907 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10908 (mmix_frame_pointer_required): Mew function.
10910 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
10911 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10913 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
10915 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
10917 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
10919 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
10920 (CAN_ELIMINATE): Redefine.
10921 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10922 (sparc_frame_pointer_required): New function.
10923 (sparc_can_eliminate): New function.
10924 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
10926 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
10927 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10929 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
10930 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10931 (xtensa_frame_pointer_required): Make as static, change return type
10933 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
10936 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
10938 * doc/plugins.texi: Document PLUGIN_START_UNIT.
10939 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
10940 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
10941 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
10942 (register_callback): Handle PLUGIN_START_UNIT.
10943 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
10945 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
10947 * tree.c (process_call_operands): Propagate TREE_READONLY from the
10949 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
10950 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
10952 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
10954 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
10957 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
10959 * doc/extend.texi (Additional Floating Types): __float128 is also
10960 supported on i386 targets.
10962 2009-06-29 Richard Guenther <rguenther@suse.de>
10964 PR middle-end/14187
10965 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
10967 (pt_solutions_same_restrict_base): Declare.
10968 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
10970 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
10971 (make_constraint_from, make_copy_constraint): Move earlier.
10972 (make_constraint_from_heapvar): New function.
10973 (make_constraint_from_restrict): Likewise.
10974 (handle_lhs_call): Use it.
10975 (find_func_aliases): Use it to track conversions to restrict
10976 qualified pointers.
10977 (struct fieldoff): Add only_restrict_pointers flag.
10978 (push_fields_onto_fieldstack): Initialize it.
10979 (create_variable_info_for): Track global restrict qualified pointers.
10980 (intra_create_variable_infos): Use make_constraint_from_heapvar.
10981 Track restrict qualified pointer arguments.
10982 (set_uids_in_ptset): Use varinfo is_global_var flag.
10983 (find_what_var_points_to): Set the vars_contains_restrict flag.
10984 Always create the points-to solution for sets including restrict tags.
10985 (pt_solutions_same_restrict_base): New function.
10986 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
10987 qualified pointers use pt_solutions_same_restrict_base as
10988 additional source for disambiguation.
10990 2009-06-29 Richard Guenther <rguenther@suse.de>
10992 PR middle-end/38212
10993 * alias.c (find_base_decl): Remove.
10994 (get_deref_alias_set_1): Remove restrict handling.
10995 * c-common.c (c_apply_type_quals_to_decl): Do not set
10996 DECL_POINTER_ALIAS_SET.
10997 * gimplify.c (find_single_pointer_decl_1): Remove.
10998 (find_single_pointer_decl): Likewise.
10999 (internal_get_tmp_var): Remove restrict handling.
11000 (gimple_regimplify_operands): Likewise.
11001 * omp-low.c (expand_omp_atomic_pipeline): Do not set
11002 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
11003 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
11004 * tree.c (restrict_base_for_decl): Remove.
11005 (init_ttree): Do not allocate it.
11006 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
11007 LABEL_DECL_UID for label decls.
11008 (copy_node_stat): Do not copy restrict information.
11009 (decl_restrict_base_lookup): Remove.
11010 (decl_restrict_base_insert): Likewise.
11011 (print_restrict_base_statistics): Likewise.
11012 (dump_tree_statistics): Do not call print_restrict_base_statistics.
11013 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
11014 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
11015 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
11016 (LABEL_DECL_UID): Adjust.
11017 (DECL_BASED_ON_RESTRICT_P): Remove.
11018 (DECL_GET_RESTRICT_BASE): Likewise.
11019 (SET_DECL_RESTRICT_BASE): Likewise.
11020 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
11022 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
11023 instead of DECL_POINTER_ALIAS_SET.
11024 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
11025 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
11026 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
11028 2009-06-29 Richard Guenther <rguenther@suse.de>
11030 PR tree-optimization/40579
11031 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
11032 the IL to simplify has constants that overflowed.
11034 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
11036 PR tree-optimization/40550
11037 * tree-vect-generic.c (expand_vector_operations_1): Compute in
11038 vector_compute_type only when the size of vector_compute_type is
11039 less than the size of type.
11041 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
11043 * fold-const.c (contains_label_1): Fix comments.
11044 (contains_label_p): Do not walk trees multiple time.
11046 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11048 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
11049 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
11050 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
11051 ix86_fp_comparison_operator.
11052 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
11053 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
11054 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
11055 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
11056 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
11057 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
11058 (related splits): Change predicate to ix86_fp_comparison_operator.
11059 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
11060 instead of ix86_fp_comparison_codes.
11061 (ix86_trivial_fp_comparison_operator,
11062 ix86_fp_comparison_operator): New.
11063 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
11064 (ix86_expand_compare): Eliminate last two parameters.
11065 (ix86_fp_jump_nontrivial_p): Kill.
11066 * config/i386/i386.c (put_condition_code): Eliminate call to
11067 ix86_fp_comparison_codes and subsequent assertion.
11068 (ix86_fp_comparison_codes): Eliminate.
11069 (ix86_fp_swap_condition): New.
11070 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
11071 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
11072 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
11073 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
11074 and ix86_fp_swap_condition.
11075 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
11076 Use ix86_fp_comparison_strategy.
11077 (ix86_expand_compare): Likewise. Eliminate last two arguments.
11078 (ix86_fp_jump_nontrivial_p): Eliminate.
11079 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
11080 call to ix86_expand_compare.
11081 (ix86_split_fp_branch, ix86_expand_setcc,
11082 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
11083 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
11085 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11087 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
11088 related to jump_clobbers.
11089 * config/arm/arm.md (conds): Remove jump_clob case.
11090 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
11091 splits): Change comparison_operator to arm_comparison_operator.
11092 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
11095 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11097 * dojump.c (do_compare_rtx_and_jump): Try swapping the
11098 condition for floating point modes.
11099 * expmed.c (emit_store_flag_1): Move here a bigger part
11100 of emit_store_flag.
11101 (emit_store_flag): Try swapping the condition for floating point
11103 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
11105 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11107 * expr.c (expand_expr_real_1): Just use do_store_flag.
11108 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
11109 emit_store_flag_force.
11110 * expmed.c (emit_store_flag_force): Copy here trick
11111 previously in expand_expr_real_1. Try reversing the comparison.
11112 (emit_store_flag_1): Work if target is NULL.
11113 (emit_store_flag): Work if target is NULL, using the result mode
11114 from the comparison. Use split_comparison, restructure final part
11115 to simplify conditionals.
11117 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11119 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
11120 * dojump.c (do_jump): Change handling of floating-point
11121 ops to use just do_compare_and_jump.
11122 (split_comparison): New.
11123 (do_compare_rtx_and_jump): Add here logic coming previously
11124 in do_jump, using split_comparison.
11126 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
11129 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
11131 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11133 * tree-ssa-alias.c: Fix unintentional commit.
11135 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11137 * passes.c (execute_one_pass): Fix unintentional commit.
11139 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11141 * df-problems.c (df_set_seen, df_unset_seen): Delete.
11142 (df_rd_local_compute, df_md_local_compute): Inline them.
11144 (df_md_scratch): New.
11145 (df_md_alloc, df_md_free): Allocate/free it.
11146 (df_md_local_compute): Only include live registers in init.
11147 (df_md_transfer_function): Prune the in-set computed by
11148 the confluence function, and the gen-set too.
11150 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11152 PR rtl-optimization/26854
11153 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
11154 * df-problems.c (df_rd_add_problem): Fix comment.
11155 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
11156 df_md_simulate_artificial_defs_at_top,
11157 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
11158 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
11159 df_md_transfer_function, df_md_init, df_md_confluence_0,
11160 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
11161 problem_MD, df_md_add_problem): New.
11162 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
11163 df_md_get_bb_info): New.
11164 (DF_LAST_PROBLEM_PLUS1): Adjust.
11166 * Makefile.in (fwprop.o): Include domwalk.h.
11167 * fwprop.c: Include domwalk.h.
11168 (reg_defs, reg_defs_stack): New.
11169 (bitmap_only_bit_between): Remove.
11170 (process_defs): New.
11171 (process_uses): Use reg_defs and local_md instead of
11172 bitmap_only_bit_between and local_rd.
11173 (single_def_use_enter_block): New, from build_single_def_use_links.
11174 (single_def_use_leave_block): New.
11175 (build_single_def_use_links): Remove code moved to
11176 single_def_use_enter_block, invoke domwalk.
11177 (use_killed_between): Adjust comment.
11179 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11181 * bitmap.h (bitmap_ior_and_into): New.
11182 * bitmap.c (bitmap_ior_and_into): New.
11184 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11186 * domwalk.h (struct dom_walk_data): Remove all callbacks except
11187 before_dom_children_before_stmts and after_dom_children_after_stmts.
11188 Rename the two remaining callbacks to just before_dom_children and
11189 after_dom_children. Remove other GIMPLE statement walking bits.
11190 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
11191 * graphite.c: Do not include domwalk.h.
11192 * tree-into-ssa.c (interesting_blocks): New global.
11193 (struct mark_def_sites_global_data): Remove it and names_to_rename.
11194 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
11195 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
11196 now that they're not domwalk callbacks.
11197 (rewrite_initialize_block): Rename to...
11198 (rewrite_enter_block): ... this, place after called functions. Test
11199 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
11200 (rewrite_finalize_block): Rename to...
11201 (rewrite_leave_block): ... this, place after called functions.
11202 (rewrite_update_init_block): Rename to...
11203 (rewrite_update_enter_block): ... this, place after called functions.
11204 Test interesting_blocks, call rewrite_update_stmt and
11205 rewrite_update_phi_arguments.
11206 (rewrite_update_fini_block): Rename to...
11207 (rewrite_leave_block): ... this, place after called functions.
11208 (rewrite_blocks): Remove last argument, simplify initialization of
11210 (mark_def_sites_initialize_block): Rename to...
11211 (mark_def_sites_block): ... this, call mark_def_sites.
11212 (mark_def_sites_blocks): Remove argument, simplify initialization of
11214 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
11215 (update_ssa): Likewise.
11216 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
11218 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
11219 (dom_opt_initialize_block): Rename to...
11220 (dom_opt_enter_block): ... this, place after called functions. Walk
11221 statements here, inline propagate_to_outgoing_edges.
11222 (dom_opt_finalize_block): Rename to...
11223 (dom_opt_leave_block): ... this, place after called functions.
11224 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
11226 (dse_enter_block, dse_record_phi): New.
11227 (dse_record_phis): Delete.
11228 (dse_finalize_block): Rename to...
11229 (dse_leave_block): ... this.
11230 (tree_ssa_dse): Simplify initialization of walk_data.
11231 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
11232 Adjust initialization of walk_data.
11233 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
11234 * tree-ssa-loop-phiopt.c (get_non_trapping):
11235 Adjust initialization of walk_data.
11236 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
11237 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
11238 it's not a domwalk callback.
11239 (uncprop_initialize_block): Rename to...
11240 (dse_enter_block): ... this, call uncprop_into_successor_phis.
11241 (dse_finalize_block): Rename to...
11242 (dse_leave_block): ... this.
11243 (tree_ssa_uncprop): Simplify initialization of walk_data.
11244 * Makefile.in: Adjust dependencies.
11246 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
11248 * arm.md (casesi): Fix test for Thumb1.
11249 (thumb1_casesi_internal_pic): Likewise.
11250 (thumb1_casesi_dispatch): Likewise.
11252 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
11254 * config/arm/arm-cores.def: Added core cortex-m0.
11255 * config/arm/arm-tune.md: Regenerated.
11256 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
11258 2009-06-26 DJ Delorie <dj@redhat.com>
11260 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
11262 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
11263 the scheduler doesn't tag jump insns.
11265 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
11267 * c-decl.c (merge_decls): Re-indent.
11269 2009-06-26 Janis Johnson <janis187@us.ibm.com>
11272 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
11273 Special-case decimal float constants.
11275 2009-06-26 Richard Henderson <rth@redhat.com>
11277 * function.h (struct function): Add cannot_be_copied_reason,
11278 and cannot_be_copied_set.
11279 * tree-inline.c (has_label_address_in_static_1): Rename from
11280 inline_forbidden_p_2; don't set inline_forbidden_reason here.
11281 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
11282 don't set inline_forbidden_reason.
11283 (copy_forbidden): New function, split out of inline_forbidden_p.
11284 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
11285 (inline_forbidden_p): Use copy_forbidden.
11286 (tree_versionable_function_p): Likewise.
11287 (inlinable_function_p): Merge into tree_inlinable_function_p.
11288 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
11289 * ipa-cp.c (ipcp_versionable_function_p): New function.
11290 (ipcp_cloning_candidate_p): Use it.
11291 (ipcp_node_modifiable_p): Likewise.
11293 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
11295 * builtins.c (expand_builtin_alloca): Handle builtin alloca
11296 that is marked not to be inlined. Remove flag_mudflap use.
11297 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
11298 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
11300 2009-06-26 Steve Ellcey <sje@cup.hp.com>
11303 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
11304 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
11306 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
11308 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
11310 (__mingwthr_remove_key_dtor): Likewise.
11312 2009-06-26 Richard Guenther <rguenther@suse.de>
11314 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
11316 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
11318 PR middle-end/40525
11319 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
11320 try the non-cond_exec path also.
11322 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11325 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
11326 (output_cbranch): Use new functions.
11327 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
11330 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
11331 Pat Haugen <pthaugen@us.ibm.com>
11332 Revital Eres <ERES@il.ibm.com>
11334 * config/rs6000/rs6000.c (print_operand): Correct lossage message
11335 for %c error. Add %x support to print VSX registers as a unified
11336 register set, instead of separate float and altivec registers.
11337 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
11338 %y case, and add support for VSX pre-modify addresses.
11339 (output_toc): Add assert for CONST containing an integer constant
11341 (rs6000_adjust_cost): Add POWER7 support.
11342 (insn_must_be_first_in_group): Ditto.
11343 (insn_must_be_last_in_group): Ditto.
11344 (rs6000_emit_popcount): Ditto.
11345 (rs6000_vector_mode_supported_p): Ditto.
11347 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
11348 Change some of the functions called by macros to being called
11349 through a pointer, so debug functions can be inserted if
11350 -mdebug=addr or -mdebug=cost.
11351 (rs6000_preferred_reload_class_ptr): Ditto.
11352 (rs6000_secondary_reload_class_ptr): Ditto.
11353 (rs6000_secondary_memory_needed_ptr): Ditto.
11354 (rs6000_cannot_change_mode_class_ptr): Ditto.
11355 (rs6000_secondary_reload_inner): Ditto.
11356 (rs6000_legitimize_reload_address): Ditto.
11357 (rs6000_legitimize_reload_address_ptr): Ditto.
11358 (rs6000_mode_dependent_address): Ditto.
11359 (rs6000_mode_dependent_address_ptr): Ditto.
11361 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
11362 function to return true if the mode allows reg + integer
11364 (virtual_stack_registers_memory_p): New function to return true if
11365 the address refers to a virtual stack register.
11366 (rs6000_legitimate_offset_address_p): Move code to say whether a
11367 mode supports reg+int addressing to reg_offset_addressing_ok_p and
11369 (rs6000_legitimate_address_p): Add checks for modes that only can
11370 do reg+reg addressing. Start adding VSX support.
11371 (rs6000_legitimize_reload_address): Ditto.
11372 (rs6000_legitimize_address): Ditto.
11373 (rs6000_debug_legitimate_address_p): New debug functions for
11374 -mdebug=addr and -mdebug=cost.
11375 (rs6000_debug_rtx_costs): Ditto.
11376 (rs6000_debug_address_costs): Ditto.
11377 (rs6000_debug_adjust_cost): Ditto.
11378 (rs6000_debug_legitimize_address): Ditto.
11379 (rs6000_legitimize_reload_address_ptr): Point to call normal
11380 function or debug function. Make functions called via pointer
11382 (rs6000_mode_dependent_address_ptr): Ditto.
11383 (rs6000_secondary_reload_class_ptr): Ditto.
11384 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
11385 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
11386 into a friendlier error.
11387 (rs6000_init_builtins): Add initial VSX support.
11388 (rs6000_adjust_cost): Fix some spacing issues.
11390 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
11391 (REG_CLASS_NAMES): Ditto.
11392 (REG_CLASS_CONTENTS): Ditto.
11393 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
11394 pointer, to add -mdebug=addr support.
11395 (CANNOT_CHANGE_MODE_CLASS): Ditto.
11396 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
11397 -mdebug=addr support.
11398 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
11399 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
11400 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
11402 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
11404 (bswapsi*): Set attribute types for load/store. Add combiner
11405 patterns to eliminate zero extend on 64-bit.
11406 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
11407 stdbrx if the hardware supports those instructions.
11409 2009-06-25 Ian Lance Taylor <iant@google.com>
11411 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
11412 (Link Options): Document -static-libstdc++.
11414 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
11417 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
11418 DATA_ALIGNMENT instead.
11420 2009-06-25 Richard Guenther <rguenther@suse.de>
11422 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
11423 indirect references against the callused/escaped solutions.
11424 (call_may_clobber_ref_p_1): Likewise.
11426 2009-06-25 Martin Jambor <mjambor@suse.cz>
11428 PR tree-optimization/40493
11429 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
11430 (enum unscalarized_data_handling): New type.
11431 (handle_unscalarized_data_in_subtree): Return what has been done.
11432 (load_assign_lhs_subreplacements): Handle left flushes differently.
11433 (sra_modify_assign): Use unscalarized_data_handling, simplified
11434 condition determining whether to remove the statement.
11436 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
11438 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
11439 excerpt - @ should be doubled for texinfo.
11441 2009-06-24 Ian Lance Taylor <iant@google.com>
11443 * config/arc/arc.c: Include "df.h".
11444 (arc_attribute_table): Make static. Move higher in file.
11445 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
11446 (output_shift): Initialize n later to avoid warning.
11447 * config/arm/arm.c (arm_attribute_table): Make static. Move
11449 * config/avr/avr.c (avr_attribute_table): Make static. Move
11451 (reg_class_tab): Change array type from int to enum reg_class.
11452 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
11454 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
11455 (lshrhi3_out): Likewise.
11456 (class_likely_spilled_p): Change return type to bool.
11457 (avr_rtx_costs): Use local code variable with enum type.
11458 * config/avr/avr.md (movmemhi): Use add_reg_note.
11459 (andhi3, andsi3): Don't use AS2 with "and".
11460 (iorhi3, iorsi3): Don't use AS2 with "or".
11461 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
11462 * config/crx/crx.c: Include "df.h".
11463 (crx_attribute_table): Make static.
11464 * config/m32r/m32r.c: Include "df.h".
11465 (m32r_attribute_table): Make static. Move higher in file.
11466 (pop): Use add_reg_note.
11467 (block_move_call): Change 0 to LCT_NORMAL in function call.
11468 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
11469 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
11470 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
11471 declare, not just when TREE_CODE is defined.
11472 * config/m68hc11/m68hc11.c: Include "expr.h".
11473 (m68hc11_attribute_table): Make static. Move higher in file.
11474 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
11476 (m68hc11_register_indirect_p): Likewise.
11477 (m68hc11_function_arg_padding): Change return type to enum
11479 (emit_move_after_reload): Use add_reg_note.
11480 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
11481 (m68hc11_split_logical): Likewise.
11482 (m68hc11_rtx_costs): Add local code_and outer_code variables with
11484 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
11485 to VOIDmode in function call.
11486 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
11488 (m68hc11_split_logical): Update declaration.
11489 (m68hc11_function_arg_padding): Update declaration.
11490 * config/mcore/mcore.c (regno_reg_class): Change form array of int
11491 to array of enum reg_class.
11492 (mcore_attribute_table): Make static. Move higher in file.
11493 (mcore_rtx_costs): Add cast to enum type.
11494 * config/mcore/mcore.h (regno_reg_class): Update declaration.
11495 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
11496 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
11498 * config/sh/predicates.md (trapping_target_operand): Rename and to
11500 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
11502 * config/spu/spu.c (spu_attribute_table): Make static. Move
11504 * config/v850/v850.c (v850_attribute_table): Make static. Move
11506 (v850_rtx_costs): Use local code with enum type.
11507 (expand_epilogue): Add cast.
11508 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
11510 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
11513 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
11514 -m2a-single-only and -m2a-nofpu.
11515 * config/sh/sh.opt: Document m2a generates FPU code.
11517 2009-06-24 Anatoly Sokolov <aesok@post.ru>
11519 * defaults.h (CAN_ELIMINATE): Provide default.
11520 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
11521 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
11522 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
11523 * config/spu/spu.h (CAN_ELIMINATE): Delete.
11524 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
11525 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
11526 * config/cris/cris.h (CAN_ELIMINATE): Delete.
11527 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
11528 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
11529 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
11531 2009-06-24 DJ Delorie <dj@redhat.com>
11533 * mep-ext-cop.cpu: Fix copyright notice.
11534 * mep-default: Fix copyright notice.
11535 * mep-core: Fix copyright notice.
11536 * mep: Fix copyright notice.
11537 * mep-ivc2: Fix copyright notice.
11538 * mep-c5: Fix copyright notice.
11540 2009-06-24 Denis Chertykov <chertykov@gmail.com>
11542 * doc/contrib.texi (Contributors):
11544 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
11546 PR middle-end/40501
11547 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
11548 src and dst operands if necessary.
11550 2009-06-23 DJ Delorie <dj@redhat.com>
11553 * config.gcc: Add mep support.
11554 * recog.c: Resurrect validate_replace_rtx_subexp().
11555 * recog.h: Likewise.
11556 * config/mep/: Add new port:
11557 * config/mep/constraints.md: New file.
11558 * config/mep/default.h: New file.
11559 * config/mep/intrinsics.h: New file.
11560 * config/mep/intrinsics.md: New file.
11561 * config/mep/ivc2-template.h: New file.
11562 * config/mep/mep-c5.cpu: New file.
11563 * config/mep/mep-core.cpu: New file.
11564 * config/mep/mep-default.cpu: New file.
11565 * config/mep/mep-ext-cop.cpu: New file.
11566 * config/mep/mep-intrin.h: New file.
11567 * config/mep/mep-ivc2.cpu: New file.
11568 * config/mep/mep-lib1.asm: New file.
11569 * config/mep/mep-lib2.c: New file.
11570 * config/mep/mep-pragma.c: New file.
11571 * config/mep/mep-protos.h: New file.
11572 * config/mep/mep-tramp.c: New file.
11573 * config/mep/mep.c: New file.
11574 * config/mep/mep.cpu: New file.
11575 * config/mep/mep.h: New file.
11576 * config/mep/mep.md: New file.
11577 * config/mep/mep.opt: New file.
11578 * config/mep/predicates.md: New file.
11579 * config/mep/t-mep: New file.
11581 2009-06-23 Ian Lance Taylor <iant@google.com>
11583 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
11584 from loose_warn into c_loose_warn and from strict_warn into
11585 c_strict_warn. Set and substitute warn_cxxflags. Check for
11586 --enable-build-with-cxx. Set and substitute
11587 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
11588 * Makefile.in (CXXFLAGS): New variable.
11589 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
11590 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
11591 the default is the same as $(STRICT_WARN).
11592 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
11593 (CXX): New variable.
11594 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
11595 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
11596 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
11597 (HOST_LIBS): New variable.
11598 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
11599 (ALL_CXXFLAGS): New variable.
11600 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
11601 * doc/install.texi (Configuration): Document
11602 --enable-build-with-cxx, --with-stage1-ldflags,
11603 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
11604 * configure: Rebuild.
11606 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11608 * config/arm/arm.c (arm_override_options): Fix braces and formatting
11609 from previous commit.
11611 2009-06-23 Ian Lance Taylor <iant@google.com>
11613 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
11615 2009-06-23 Ian Lance Taylor <iant@google.com>
11617 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
11618 with ATTRIBUTE_UNUSED.
11620 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
11621 Pat Haugen <pthaugen@us.ibm.com>
11622 Revital Eres <eres@il.ibm.com>
11624 * config.in (HAVE_AS_POPCNTD): Add default definition.
11625 (HAVE_AS_LWSYNC): Ditto.
11627 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
11629 (gcc_cv_as_powerpc_cmpb): Ditto.
11630 (gcc_cv_as_powerpc_dfp): Ditto.
11631 (gcc_cv_as_powerpc_vsx): Ditto.
11632 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
11633 supporting the popcntd/lwsync instructions.
11634 (gcc_cv_as_powerpc_lwsync): Ditto.
11635 * configure: Regenerate.
11637 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
11638 -mcpu=native and -mcpu=power7.
11639 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
11641 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
11642 a variable instead of a mask to reduce the number of mask bits.
11643 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
11644 (-mbit-word): Ditto.
11645 (-mregnames): Ditto.
11646 * config/rs6000/rs6000.opt (-mupdate): Ditto.
11647 (-mfused-madd): Ditto.
11649 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
11651 (-mvsx): New switch for VSX instructions.
11652 (-misel): Move from a variable to a mask to allow it to be set by
11655 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
11656 function declaration to an array declaration.
11657 (rs6000_hard_regno_nregs): New external array declaration.
11659 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
11660 files included by rs6000.md.
11662 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
11663 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
11665 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
11667 (rs6000_debug_reg): New -mdebug= variables.
11668 (rs6000_debug_addr): Ditto.
11669 (rs6000_debug_cost): Ditto.
11670 (rs6000_pmode): New variable to hold Pmode.
11671 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
11672 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
11673 calculated at compiler start.
11674 (rs6000_hard_regno_nregs): Change function to an array which holds
11675 HARD_REGNO_NREGS calculated at compiler start.
11676 (rs6000_explicit_options): Delete isel field.
11677 (rs6000_vector_unit): New array to hold which vector unit
11678 supports arithmetic options for a given type.
11679 (rs6000_vector_mem): New array to hold which vector unit supports
11680 memory reference operations for a given type.
11681 (rs6000_vector_align): New array to given the alignment of each
11683 (power7_cost): New basic costs for power7.
11684 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
11685 (rs6000_hard_regno_nregs_internal): New function, moved from
11686 HARD_REGNO_NREGS, to calculate the number of registers each hard
11687 register takes for each type.
11688 (rs6000_debug_reg_print): New function for -mdebug=reg support.
11689 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
11690 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
11691 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
11692 unit information here so it is calculated once at compiler startup
11694 (rs6000_override_options): Make -misel a target mask. Add more
11695 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
11696 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
11698 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
11699 (rs6000_handle_option): Move -misel from variable to target mask.
11700 (rs6000_builtin_mask_for_load): Add VSX support.
11701 (rs6000_conditional_register_usage): Ditto.
11702 (USE_ALTIVEC_FOR_ARG_P): Ditto.
11703 (function_arg_boundary): Ditto.
11704 (rs6000_expand_builtin): Ditto.
11705 (def_builtin): Make abort message a little friendlier.
11706 (rs6000_emit_int_cmove): Add support for 64-bit isel.
11708 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
11709 assembler support the popcntd instruction instead of a vsx
11710 instruction to enable power7 support.
11711 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
11712 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
11713 option to the assembler if -mcpu=native.
11714 (ASM_CPU_NATIVE_SPEC): Ditto.
11715 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
11717 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
11718 the lwsync instruction.
11719 (enum processor_type): Add PROCESSOR_POWER7.
11720 (rs6000_debug_reg): New -mdebug= options.
11721 (rs6000_debug_addr): Ditto.
11722 (rs6000_debug_cost): Ditto.
11723 (rs6000_isel): Delete.
11724 (enum rs6000_vector): New enum to say what vector unit we have.
11725 (VECTOR_UNIT_*): New macros to say which vector unit has
11726 arithmetic operations for a given type.
11727 (VECTOR_MEM_*): New macros to say which vector unit has memory
11728 operations for a given type.
11729 (TARGET_LDBRX): Whether the machine supports the ldbrx
11731 (TARGET_ISEL): Delete, -misel moved to be a mask.
11732 (TARGET_ISEL64): New macro for 64-bit isel support.
11733 (UNITS_PER_VSX_WORD): New macro.
11734 (POINTER_SIZE): Move to be an external variable, rather than
11735 calculating whether we are generating 32 ot 64-bit code.
11737 (STACK_BOUNDARY): Add VSX support.
11738 (LOCAL_ALIGNMENT): Ditto.
11739 (SLOW_UNALIGNED_ACCESS): Ditto.
11740 (VSX_REGNO_P): New macro for VSX support.
11741 (VFLOAT_REGNO_P): Ditto.
11742 (VINT_REGNO_P): Ditto.
11743 (VLOGICAL_REGNO_P): Ditto.
11744 (VSX_VECTOR_MODE): Ditto.
11745 (VSX_SCALAR_MODE): Ditto.
11747 (VSX_MOVE_MODE): Ditto.
11748 (VSX_REG_CLASS_P): Ditto.
11749 (HARD_REGNO_NREGS): Instead of calling a function, use an array
11751 (UNITS_PER_SIMD_WORD): Add VSX support.
11752 (MODES_TIEABLE_P): Ditto.
11753 (STARTING_FRAME_OFFSET): Ditto.
11754 (STACK_DYNAMIC_OFFSET): Ditto.
11755 (EPILOGUE_USES): Ditto.
11756 (REGNO_REG_CLASS): Move to array lookup.
11757 (CLASS_MAX_NREGS): Ditto.
11758 (rs6000_vector_reg_class): Add declaration.
11759 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
11760 overlap with the floating point and Altivec registers.
11762 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
11764 * config/rs6000/driver-rs6000.c (asm_names): New static array to
11765 give the appropriate asm switches if -mcpu=native.
11766 (host_detect_local_cpu): Add support for "asm".
11767 (host_detect_local_cpu): Follow GNU code guidelines for name.
11769 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
11770 -mbit-word to a variable instead of being a target mask.
11772 * config/rs6000/sync.md (lwsync): If the assembler supports it,
11773 emit the lwsync instruction instead of emitting the instruction as
11774 an integer constant.
11776 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
11777 fixuns_trundfsi2, move expander into rs6000.md.
11779 * config/rs6000/rs6000.md (cpu): Add power7.
11780 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
11781 (logical predicate patterns): Change the single instruction
11782 primitives that set CR0 to be fast_compare instead of compare.
11784 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
11785 (popcntddi2): Ditto.
11786 (popcount<mode>): Ditto.
11787 (floating multiply/add insns): Name the floating point
11788 multiply/add insns.
11789 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
11790 (isel_unsigned_<mode>): Ditto.
11791 (fixuns_trundfsi2): Move expander here from spe.md.
11792 (smindi3): Define if we have -misel on 64-bit systems.
11797 2009-06-23 Anatoly Sokolov <aesok@post.ru>
11799 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
11801 * config/avr/avr.c (avr_current_device): New variable.
11802 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
11803 (avr_arch, mcu_type_s): Move to avr.h.
11804 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
11805 default_data_section_start fields.
11806 (avr_arch): Moved from avr.c.
11807 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
11808 library_name fields.
11809 (avr_current_device, avr_mcu_types, avr_arch_types,
11810 avr_device_to_arch, avr_device_to_data_start,
11811 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
11812 (EXTRA_SPEC_FUNCTIONS): Define.
11813 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
11814 options mapping. Use device_to_arch and device_to_data_start insted.
11815 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
11816 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
11817 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
11818 * config/avr/driver-avr.c: New file.
11819 * config/avr/avr-devices.c: New file.
11821 2009-06-23 Jakub Jelinek <jakub@redhat.com>
11823 * var-tracking.c (unshare_variable): Force initialized to
11824 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
11825 (set_variable_part): Likewise.
11826 (struct variable_union_info): Remove pos_src field.
11827 (vui_vec, vui_allocated): New variables.
11828 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
11829 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
11830 == 1 use a simpler sorting algorithm. Compute pos field right
11831 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
11832 Avoid quadratic comparison if !flag_var_tracking_uninit.
11833 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
11834 unshare_variable unconditionally.
11835 (dataflow_set_different_2): Removed.
11836 (dataflow_set_different): Don't traverse second hash table.
11837 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
11838 unconditionally to var_reg_set or var_mem_set.
11839 (emit_notes_in_bb): Likewise.
11840 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
11842 (emit_note_insn_var_location): Don't set initialized to
11843 VAR_INIT_STATUS_INITIALIZED early.
11844 (vt_finalize): Free vui_vec if needed, clear vui_vec and
11846 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
11848 * tree-object-size.c (addr_object_size): Instead of checking
11849 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
11850 are no FIELD_DECLs following it.
11852 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
11854 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
11855 order to match bswaps with signed source operands.
11857 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11859 * sdbout.c (sdbout_one_type): Fix braces in switch.
11861 2009-06-23 Richard Guenther <rguenther@suse.de>
11863 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
11865 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
11866 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
11867 var_callused, callused_tree, var_storedanything, storedanything_tree,
11868 var_integer, integer_tree): Remove global variables.
11869 (new_var_info): Do not pass new id, append the new var to the
11870 global variable vector.
11871 (do_ds_constraint): Use is_global_var member of the variable-info.
11872 (new_scalar_tmp_constraint_exp): Adjust.
11873 (create_function_info_for): Likewise.
11874 (create_variable_info_for): Likewise.
11875 (find_what_var_points_to): Remove dead code.
11876 (init_base_vars): Simplify.
11877 (compute_points_to_sets): Adjust.
11879 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
11881 * combine.c (try_combine): Dump information about the insns we're
11884 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
11886 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
11887 check when calling force_to_mode on TRUNCATE's operand.
11889 2009-06-22 Ian Lance Taylor <iant@google.com>
11891 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
11893 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
11895 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
11897 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11899 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
11900 override library linkage flags such as -static-libgcc or
11903 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
11905 * config/m68k/m68k-devices.def: Add line for MCF5221x.
11907 2009-06-22 Ian Lance Taylor <iant@google.com>
11909 * config/linux.opt: Put mglibc ahead of muclibc.
11911 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
11912 for duplicate decls.
11914 2009-06-22 Matthias Klose <doko@ubuntu.com>
11916 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
11918 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
11921 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
11922 instead of NULL if a parser error occurs.
11924 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11926 * dwarf2out.c (dwarf2_debug_hooks): Initialize
11927 non-DWARF2_DEBUGGING_INFO version.
11929 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
11931 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
11932 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
11934 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
11935 (LIBGCC2_TF_CEXT): Define.
11938 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11941 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
11943 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11945 * config/arm/arm.c (arm_override_options): Disable
11946 -mcaller-super-interworking and -mcallee-super-interworking.
11947 * doc/invoke.texi (ARM Options): Document this.
11949 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
11951 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
11952 * config/arm/constraints.md (j): New constraint for movw operands.
11953 (N): Remove thumb2 meaning.
11954 * config/arm/arm.md (*arm_movw): Delete.
11955 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
11956 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
11957 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
11959 2009-06-22 Martin Jambor <mjambor@suse.cz>
11961 PR tree-optimization/40492
11962 * tree-sra.c (sra_modify_assign): Pass zero offsets to
11963 build_ref_for_offset.
11965 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
11967 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
11968 JUMP_TABLE_DATA_P predicates where applicable.
11969 * auto-inc-dec.c: Ditto.
11970 * builtins.c: Ditto.
11971 * caller-save.c: Ditto.
11973 * cfgcleanup.c: Ditto.
11974 * cfglayout.c: Ditto.
11976 * combine.c: Ditto.
11977 * combine-stack-adj.c: Ditto.
11981 * df-scan.c: Ditto.
11983 * dwarf2asm.c: Ditto.
11984 * dwarf2out.c: Ditto.
11985 * emit-rtl.c: Ditto.
11991 * function.c: Ditto.
11994 * genpreds.c: Ditto.
11995 * genrecog.c: Ditto.
11997 * ira-costs.c: Ditto.
11998 * ira-lives.c: Ditto.
12000 * loop-iv.c: Ditto.
12001 * lower-subreg.c: Ditto.
12002 * modulo-sched.c: Ditto.
12004 * postreload.c: Ditto.
12005 * print-rtl.c: Ditto.
12007 * reginfo.c: Ditto.
12008 * regmove.c: Ditto.
12009 * reload1.c: Ditto.
12012 * rtlanal.c: Ditto.
12014 * sched-vis.c: Ditto.
12016 * sel-sched-ir.c: Ditto.
12017 * simplify-rtx.c: Ditto.
12018 * targhooks.c: Ditto.
12019 * var-tracking.c: Ditto.
12020 * vmsdbgout.c: Ditto.
12022 2009-06-22 Matthias Klose <doko@ubuntu.com>
12024 * Makefile.in (install-plugin): Always use DESTDIR.
12026 2009-06-22 Olivier Hainque <hainque@adacore.com>
12028 * config/pa/pa.c (output_call): Don't optimize post call jumps
12029 into return address adjustments if the call may throw.
12031 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
12033 * arm.c (thumb1_output_casesi): New function.
12034 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
12035 optimizing for size or PIC.
12036 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
12037 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
12038 (casesi): Handle Thumb-1 when optimizing for size or PIC.
12039 (thumb1_casesi_internal_pic): New expand rule.
12040 (thumb1_casesi_dispatch): New pattern.
12041 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
12043 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
12044 in the text seciton when PIC or optimizing for size.
12045 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
12046 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
12047 preservation properties of code.
12048 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
12049 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
12050 (__gnu_thumb1_case_si): New function.
12051 * t-arm (LIB1ASMSRC): Define here.
12052 (LIB1ASMFUNCS): Add some common functions.
12053 * t-arm-elf (LIB1ASMSRC): Delete.
12054 (LIB1ASMFUNCS): Append to existing set.
12055 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12056 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12057 * t-symbian (LIB1ASMFUNCS): Likewise.
12058 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12059 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12061 2009-06-21 Richard Guenther <rguenther@suse.de>
12063 PR tree-optimization/38729
12064 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
12065 to loops with a single exit if -fno-expensive-optimizations.
12067 2009-06-21 Jakub Jelinek <jakub@redhat.com>
12069 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
12070 (dataflow_set): Change vars type from htab_t to shared_hash.
12071 (shared_hash_pool, empty_shared_hash): New variables.
12072 (vars_clear): Removed.
12073 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
12074 shared_hash_find_slot_unshare, shared_hash_find_slot,
12075 shared_hash_find_slot_noinsert, shared_hash_find): New
12077 (shared_hash_unshare, shared_hash_destroy): New functions.
12078 (unshare_variable): Unshare set->vars if shared, use
12080 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
12081 (get_init_value, find_src_set_src, dump_dataflow_set,
12082 clobber_variable_part, emit_notes_for_differences): Use
12084 (dataflow_set_init): Remove second argument, set vars to
12085 empty_shared_hash instead of creating a new htab.
12086 (dataflow_set_clear): Call shared_hash_destroy and set vars
12087 to empty_shared_hash instead of calling vars_clear.
12088 (dataflow_set_copy): Don't call vars_copy, instead just share
12089 the src htab with dst.
12090 (variable_union): Use shared_hash_*, use initially NO_INSERT
12091 lookup if set->vars is shared. Don't keep slot cleared before
12092 calling unshare_variable. Unshare set->vars if needed.
12093 Even ->refcount == 1 vars must be unshared if set->vars is shared
12094 and var needs to be modified.
12095 (variable_canonicalize): New function.
12096 (dataflow_set_union): If dst->vars is empty, just share src->vars
12097 with dst->vars and traverse with variable_canonicalize to canonicalize
12098 and unshare what is needed.
12099 (dataflow_set_different): If old_set and new_set use the same shared
12100 htab, they aren't different. If number of htab elements is different,
12101 htabs are different. Use shared_hash_*.
12102 (dataflow_set_destroy): Call shared_hash_destroy instead of
12104 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
12105 second argument to dataflow_set_init.
12106 (vt_initialize): Likewise. Initialize shared_hash_pool and
12107 empty_shared_hash, move bb in/out initialization afterwards.
12108 Use variable_htab_free instead of NULL as changed_variables del hook.
12109 (variable_was_changed): Change type of second argument to pointer to
12110 dataflow_set. When inserting var into changed_variables, bump
12111 refcount. Unshare set->vars if set is shared htab and slot needs to
12113 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
12114 lookup if set->vars is shared. Unshare set->vars if needed.
12115 Even ->refcount == 1 vars must be unshared if set->vars is shared
12116 and var needs to be modified. Adjust variable_was_changed caller.
12117 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
12118 vars must be unshared if set->vars is shared and var needs to be
12119 modified. Adjust variable_was_changed caller.
12120 (emit_note_insn_var_location): Don't pool_free var.
12121 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
12123 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
12124 free_alloc_pool on shared_hash_pool.
12126 2009-06-20 Anthony Green <green@moxielogic.com>
12128 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
12129 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
12131 2009-06-20 Richard Guenther <rguenther@suse.de>
12133 * tree-ssa-structalias.c (find_func_aliases): For memset use
12134 a constraint from NULL if we memset to zero.
12135 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
12136 we explicitly handle that do not read from memory.
12137 (call_may_clobber_ref_p_1): Properly handle builtins that may
12140 2009-06-20 Richard Guenther <rguenther@suse.de>
12142 PR tree-optimization/40495
12143 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
12144 (new_scalar_tmp_constraint_exp): New function.
12145 (process_constraint): Do not create temporary decls.
12146 (process_all_all_constraints): Likewise.
12147 (handle_const_call): Likewise.
12148 (create_function_info_for): Do not set decl.
12150 2009-06-19 Ian Lance Taylor <iant@google.com>
12152 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
12153 (rs6000_attribute_table): Make static; move before use.
12155 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
12157 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
12158 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
12159 Propagate the TREE_READONLY flag without overwriting it.
12160 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
12161 Propagate the TREE_READONLY flag onto the result.
12162 (process_call_operands): Move around. Use correct constant value.
12164 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12167 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
12168 * config/arm/arm.md: Likewise.
12170 2009-06-19 Ian Lance Taylor <iant@google.com>
12172 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
12173 to GIMPLE_ERROR_MARK.
12175 * c-typeck.c (build_conditional_expr): Add op1_original_type and
12176 op2_original_type parameters. Warn about using different enum types.
12177 * c-parser.c (c_parser_conditional_expression): Pass original
12178 types to build_conditional_expr.
12179 * c-tree.h (build_conditional_expr): Update declaration.
12181 2009-06-19 Ian Lance Taylor <iant@google.com>
12183 * config/i386/i386.c (ix86_function_specific_save): Test that
12184 fields match values, rather than testing the values are in a
12187 2009-06-19 Richard Guenther <rguenther@suse.de>
12189 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
12190 ADDR_EXPR pointers.
12191 (ptr_derefs_may_alias_p): Likewise.
12192 (ptr_deref_may_alias_ref_p_1): New function.
12193 (ptr_deref_may_alias_ref_p): Likewise.
12194 (ref_maybe_used_by_call_p_1): Handle builtins that are not
12195 covered by looking at the ESCAPED solution.
12196 (call_may_clobber_ref_p_1): Likewise.
12197 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
12198 Handle NULL_TREE offset. Do not produce redundant constraints.
12199 (process_all_all_constraints): New helper function.
12200 (do_structure_copy): Use it.
12201 (handle_lhs_call): Likewise.
12202 (find_func_aliases): Handle some builtins with pointer arguments
12203 and/or return values explicitly.
12205 2009-06-19 Ian Lance Taylor <iant@google.com>
12207 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
12209 2009-06-19 Ian Lance Taylor <iant@google.com>
12211 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
12213 2009-06-19 Ian Lance Taylor <iant@google.com>
12215 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
12216 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
12219 * c-decl.c (finish_decl): If -Wc++-compat, warn about
12220 uninitialized const.
12222 2009-06-19 Ian Lance Taylor <iant@google.com>
12224 * dse.c (struct store_info): Rename bitmap field to bmap. Change
12227 * c-decl.c (in_struct, struct_types): Remove.
12228 (struct c_binding): Add in_struct field.
12229 (c_binding_ptr): Define type, along with VEC.
12230 (struct c_struct_parse_info): Define.
12231 (struct_parse_info): New static variable.
12232 (bind): Initialize in_struct field.
12233 (start_struct): Remove enclosing_in_struct and
12234 enclosing_struct_types parameters. Add
12235 enclosing_struct_parse_info parameter. Change all callers. Set
12236 struct_parse_info rather than in_struct and struct_types.
12237 (grokfield): If -Wc++-compat and there is a symbol binding for the
12238 field name, set the in_struct flag and push it on the
12239 struct_parse_info->fields vector.
12240 (warn_cxx_compat_finish_struct): New static function.
12241 (finish_struct): Remove enclosing_in_struct and
12242 enclosing_struct_types parameters. Add
12243 enclosing_struct_parse_info parameter. Change all callers. Don't
12244 set C_TYPE_DEFINED_IN_STRUCT here. Call
12245 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
12246 parameter. Only push on struct_types if warn_cxx_compat.
12247 (finish_enum): Only push on struct_types if warn_cxx_compat.
12248 (declspecs_add_type): Add loc parameter. Change all callers.
12249 Change all error calls to error_at. Pass loc, not input_location,
12250 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
12251 defined in a struct. If -Wc++-compat and parsing a struct, record
12252 that a typedef name was used.
12253 * c-parser.c (c_parser_declspecs): Get location to pass to
12254 declspecs_add_type.
12255 (c_parser_struct_or_union_specifier): Update calls to start_struct
12257 * c-tree.h (struct c_struct_parse_info): Declare.
12258 (finish_struct, start_struct): Update declarations.
12259 (declspecs_add_type): Update declaration.
12261 2009-06-19 Ian Lance Taylor <iant@google.com>
12263 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
12264 variable with an anonymous type.
12266 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
12268 * see.c: Remove for real.
12270 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
12272 * optabs.h (enum optab_index): Add new OTI_significand.
12273 (significand_optab): Define corresponding macro.
12274 * optabs.c (init_optabs): Initialize significand_optab.
12275 * genopinit.c (optabs): Implement significand_optab using
12276 significand?f2 patterns.
12277 * builtins.c (expand_builtin_mathfn): Handle
12278 BUILT_IN_SIGNIFICAND{,F,L}.
12279 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
12280 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
12282 * config/i386/i386.md (significandxf2, significand<mode>2): New
12283 expanders to implement significandf, significand and significandl
12284 built-ins as inline x87 intrinsics.
12286 2009-06-18 Anatoly Sokolov <aesok@post.ru>
12288 * config/avr/avr.c (avr_override_options): Remove setting value of
12289 PARAM_INLINE_CALL_COST.
12291 2009-06-18 Richard Henderson <rth@redhat.com>
12294 * tree-pass.h (TDF_ASMNAME): New.
12295 * tree-dump.c (dump_options): Add asmname.
12296 * doc/invoke.texi: Document it.
12298 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
12299 (dump_decl_name): ...here.
12300 (dump_function_name): New flags arg; mind TDF_ASMNAME.
12301 (dump_generic_node): Update dump_function_name calls.
12302 (print_call_name): New flags arg; update all dump calls.
12303 * diagnostic.h (print_call_name): Update.
12304 * gimple-pretty-print.c (dump_gimple_call): Update.
12306 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
12309 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
12311 2009-06-18 Diego Novillo <dnovillo@google.com>
12313 * doc/plugins.texi: Document plugin_is_GPL_compatible.
12314 * plugin.c (str_license): Declare.
12315 (try_init_one_plugin): Assert that the symbol
12316 'plugin_is_GPL_compatible' exists.
12318 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
12321 * Makefile.in (OBJS-common): Remove see.o.
12323 * common.opt (fsee): Mark as preserved for backward compatibility.
12324 * opts.c (common_handle_option): Add OPT_fsee to the backward
12325 compatibility section.
12326 * passes.c (init_optimization_passes, pass_see): Remove pass.
12327 * timevar.def (TV_SEE): Remove.
12328 * tree-pass.h (pass_see): Remove declaration.
12329 * doc/invoke.texi (-fsee): Remove documentation.
12331 2009-06-18 Martin Jambor <mjambor@suse.cz>
12333 * tree-sra.c: Include statistics.h
12334 (sra_stats): New variable.
12335 (sra_initialize): Clear sra_stats.
12336 (create_access_replacement): Increment sra_stats.replacements.
12337 (get_access_replacement): Do not return twice.
12338 (analyze_all_variable_accesses): Increment statistics counter by the
12339 number of scalarized aggregates.
12340 (generate_subtree_copies): Increment sra_stats.subtree_copies.
12341 (sra_modify_expr): Increment sra_stats.exprs.
12342 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
12343 (sra_modify_assign): Increment sra_stats.exprs,
12344 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
12345 (perform_intra_sra): Update statistics counters.
12346 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
12348 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
12350 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
12351 (arm_scalar_mode_supported_p): New function.
12353 2009-06-18 Paul Brook <paul@codesourcery.com>
12354 Sandra Loosemore <sandra@codesourcery.com>
12356 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
12357 (__extendhfsf2, __truncsfhf2): Define.
12358 * config/arm/fp16.c: New file.
12359 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
12360 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
12362 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
12364 * doc/extend.texi (Half-Precision): New section.
12365 * doc/invoke.texi (Option Summary): List -mfp16-format.
12366 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
12367 * config/arm/arm.opt (mfp16-format=): New.
12368 * config/arm/arm.c: Include intl.h.
12369 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
12370 (TARGET_INVALID_RETURN_TYPE): Redefine.
12371 (TARGET_PROMOTED_TYPE): Redefine.
12372 (TARGET_CONVERT_TO_TYPE): Redefine.
12373 (arm_fp16_format): Define.
12374 (all_fpus): Add entry for neon-fp16.
12375 (fp_model_for_fpu): Likewise.
12376 (struct fp16_format): Declare.
12377 (all_fp16_formats): Define.
12378 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
12380 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
12382 (arm_legitimate_index_p): Treat HFmode like HImode.
12383 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
12384 (coproc_secondary_reload_class): Special-case HFmode.
12385 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
12386 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
12387 (arm_init_fp16_builtins): New.
12388 (arm_init_builtins): Call it.
12389 (arm_invalid_parameter_type): New.
12390 (arm_invalid_return_type): New.
12391 (arm_promoted_type): New.
12392 (arm_convert_to_type).
12393 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
12395 (arm_emit_fp16_const): New function.
12396 (arm_mangle_type): Mangle __fp16 as "Dh".
12397 * config/arm/arm.h (TARGET_VFPD32): Make it know about
12399 (TARGET_NEON_FP16): New.
12400 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
12401 (enum fputype): Add FPUTYPE_NEON_FP16.
12402 (enum arm_fp16_format_type): Declare.
12403 (arm_fp16_format): Declare.
12404 (LARGEST_EXPONENT_IS_NORMAL): Define.
12405 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
12406 * config/arm/arm-modes.def (HFmode): Define.
12407 * config/arm/vfp.md: (*movhf_vfp): New.
12408 (extendhfsf2): New.
12410 * config/arm/arm.md: (fpu): Add neon_fp16.
12411 (floatsihf2, floatdihf2): New.
12412 (fix_trunchfsi2, fix_trunchfdi2): New.
12414 (extendhfdf2): New.
12416 (*arm32_movhf): New.
12417 (*thumb1_movhf): New.
12418 (consttable_2): Add check for HFmode constants.
12419 (consttable_4): Handle HFmode constants.
12421 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
12423 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
12425 2009-06-17 Olivier Hainque <hainque@adacore.com>
12427 * collect2.c (main): Use CONST_CAST2 to perform char ** to
12428 const char ** conversion in AIX specific section.
12430 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
12432 * config/i386/i386.c (ix86_special_builtin_type): Remove
12433 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
12434 (bdesc_special_args): Updated.
12435 (ix86_init_mmx_sse_builtins): Likewise.
12436 (ix86_expand_special_args_builtin): Likewise.
12438 2009-06-17 Richard Henderson <rth@redhat.com>
12440 * tree-pretty-print.c (maybe_dump_asm_name): New.
12441 (dump_decl_name): Use it.
12442 (PRINT_FUNCTION_NAME): Merge into...
12443 (dump_function_name): ... here. Use maybe_dump_asm_name.
12445 2009-06-17 Cary Coutant <ccoutant@google.com>
12447 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
12449 * debug.c (struct gcc_debug_hooks): Change placeholder for
12451 (debug_nothing_int_charstar_int): Replaced by...
12452 (debug_nothing_int_charstar_int_bool): ...this.
12453 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
12454 source_line prototype.
12455 (debug_nothing_int_charstar_int): Replaced by...
12456 (debug_nothing_int_charstar_int_bool): ...this.
12457 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
12458 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
12459 Output is_stmt operand when necessary.
12460 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
12461 (notice_source_line): Add is_stmt parameter.
12462 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
12463 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
12465 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
12466 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
12468 2009-06-17 Ian Lance Taylor <iant@google.com>
12470 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
12472 (struct store_by_pieces_d): Rename from store_by_pieces. Change
12475 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
12477 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
12478 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
12479 tree_strip_sign_nop_conversions and
12480 tree_ssa_strip_useless_type_conversions rather than stripping
12481 the operations here.
12482 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
12484 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
12485 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
12486 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
12487 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
12490 2009-06-17 Michael Eager <eager@eagercon.com>
12492 * config/rs6000/constraints.md (register_constraint "d"): New.
12493 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
12494 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
12495 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
12496 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
12497 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
12498 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
12499 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
12500 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
12501 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
12502 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
12504 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
12505 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
12506 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
12507 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
12508 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
12509 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
12510 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
12511 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
12512 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
12513 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
12514 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
12515 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
12516 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
12517 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
12519 2009-06-16 Ian Lance Taylor <iant@google.com>
12521 * profile.c (total_num_never_executed): Don't define.
12522 (compute_branch_probabilities): Don't count or print
12523 num_never_executed.
12524 (init_branch_prob): Don't set total_num_never_executed.
12525 (end_branch_prob): Don't print total_num_never_executed.
12527 2009-06-17 David Daney <ddaney@caviumnetworks.com>
12529 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
12531 2009-06-17 David Edelsohn <edelsohn@gnu.org>
12533 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
12534 (nabstd2_fpr): Same.
12536 2009-06-17 Steve Ellcey <sje@cup.hp.com>
12538 * expr.c (expand_assignment): Change complex type check.
12540 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
12542 * doc/plugins.texi (Building GCC plugins): Added new section.
12544 2009-06-17 Ian Lance Taylor <iant@google.com>
12546 * c-pch.c (get_ident): Don't set size of templ array.
12547 (pch_init): Don't set size of partial_pch array.
12549 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
12550 string constant to intialize an array whose size is the length of
12553 2009-06-17 Richard Guenther <rguenther@suse.de>
12555 PR tree-optimization/40389
12556 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
12557 to addressable types.
12558 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
12560 2009-06-17 Richard Guenther <rguenther@suse.de>
12562 PR middle-end/40460
12563 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
12564 if there is no evolution of left in the loop bail out.
12565 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
12566 chrec_fold_multiply.
12568 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
12569 Janis Johnson <janis187@us.ibm.com>
12572 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
12573 for the symbol ref of a constant that is the source of a move
12574 - nor for any other not-obvious-label-ref constants.
12576 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
12578 * plugin.c (position_pass): Skip newly inserted pass during list
12579 traversal to avoid repeated insertion.
12581 2009-06-16 Ian Lance Taylor <iant@google.com>
12583 * vec.h (VEC_stack_alloc): Define different version if
12584 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
12585 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
12586 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
12587 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
12589 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
12591 * config.gcc (extra_headers): Add ia32intrin.h for x86.
12593 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
12594 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
12595 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
12596 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
12597 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
12598 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
12599 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
12600 (bdesc_special_args): Add __builtin_ia32_rdtsc and
12601 __builtin_ia32_rdtscp.
12602 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
12603 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
12604 and __builtin_ia32_rorhi.
12605 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
12606 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
12607 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
12608 (ix86_expand_args_builtin): Likewise.
12609 (ix86_expand_special_args_builtin): Likewise.
12611 * config/i386/i386.md (UNSPECV_RDTSCP): New.
12612 (UNSPECV_RDTSC): Likewise.
12613 (UNSPECV_RDPMC): Likewise.
12614 (*bsr): Renamed to ...
12616 (*bsr_rex64): Renamed to ...
12619 (*rdpmc): Likewise.
12620 (*rdpmc_rex64): Likewise.
12622 (*rdtsc): Likewise.
12623 (*rdtsc_rex64): Likewise.
12624 (rdtscp): Likewise.
12625 (*rdtscp): Likewise.
12626 (*rdtscp_rex64): Likewise.
12628 * config/i386/ia32intrin.h: New.
12630 * config/i386/x86intrin.h: Include <ia32intrin.h>.
12632 2009-06-16 Ian Lance Taylor <iant@google.com>
12634 * ira-build.c (copy_info_to_removed_store_destinations):
12635 Initialize parent_a.
12637 2009-06-16 Ian Lance Taylor <iant@google.com>
12639 * c-decl.c (grokdeclarator): Change size_varies to bool.
12641 2009-06-16 Ian Lance Taylor <iant@google.com>
12643 * sel-sched.c: Make forward declarations of move_op_hooks and
12644 fur_hooks explicitly extern.
12646 2009-06-16 Ian Lance Taylor <iant@google.com>
12648 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
12649 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
12651 2009-06-16 Ian Lance Taylor <iant@google.com>
12653 * resource.c (mark_referenced_resources): Change
12654 include_delayed_effects parameter to bool. Change all callers.
12655 (mark_end_of_function_resources): Likewise.
12656 * reorg.c (insn_references_resource_p): Likewise.
12657 (insn_sets_resource_p): Likewise.
12658 * resource.h (mark_referenced_resources): Update declaration.
12659 (mark_end_of_function_resources): Update declaration.
12661 2009-06-16 David Edelsohn <edelsohn@gnu.org>
12663 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
12665 2009-06-16 David Edelsohn <edelsohn@gnu.org>
12667 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
12668 GCC can bootstrap on AIX with GNU Binutils 2.20.
12670 2009-06-16 Ian Lance Taylor <iant@google.com>
12672 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
12674 2009-06-16 Ian Lance Taylor <iant@google.com>
12676 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
12677 inline, not extern inline.
12678 (exact_log2): Likewise.
12679 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
12681 (exact_log2): Likewise, but don't test CTZ_HWI.
12683 2009-06-16 Ian Lance Taylor <iant@google.com>
12685 * bitmap.c (bitmap_clear): Don't declare as inline.
12686 * gimple.c (gimplify_assign): Likewise.
12687 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
12688 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
12689 (sched_scan_info): Remove duplicate definition.
12691 2009-06-16 Ian Lance Taylor <iant@google.com>
12693 * c-common.c (skip_evaluation): Don't define.
12694 (c_inhibit_evaluation_warnings): Define global variable.
12695 (overflow_warning): Check c_inhibit_evaluation_warnings rather
12696 than skip_evaluation.
12697 (convert_and_check, warn_for_div_by_zero): Likewise.
12698 * c-common.h (skip_evaluation): Don't declare.
12699 (c_inhibit_evaluation_warnings): Declare.
12700 * c-parser.c (c_parser_typeof_specifier): Set
12701 c_inhibit_evaluation_warnings rather than skip_evaluation.
12702 (c_parser_conditional_expression): Likewise.
12703 (c_parser_binary_expression): Likewise.
12704 (c_parser_sizeof_expression): Likewise.
12705 (c_parser_alignof_expression): Likewise.
12706 * c-typeck.c (build_indirect_ref): Check
12707 c_inhibit_evaluation_warnings rather than skip_evaluation.
12708 (build_conditional_expr, build_binary_op): Likewise.
12710 2009-06-16 Richard Guenther <rguenther@suse.de>
12712 * tree-ssa-alias.c (is_escape_site): Remove.
12713 * tree-ssa-alias.h (enum escape_type): Remove.
12714 (is_escape_site): Likewise.
12715 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
12716 via casts and asms without deferring to is_escape_site.
12718 2009-06-16 Jakub Jelinek <jakub@redhat.com>
12720 PR middle-end/40446
12721 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
12722 use gen_lowpart if op0 has complex mode.
12724 2009-06-16 Richard Guenther <rguenther@suse.de>
12726 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
12727 variables add them to ESCAPED.
12728 (find_func_aliases): Do not make all indirectly stored values escaped.
12730 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
12732 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
12733 make_decl_one_only.
12735 2009-06-16 Martin Jambor <mjambor@suse.cz>
12737 PR tree-optimization/40432
12738 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
12739 check whether we need to force gimple register operand.
12741 2009-06-16 Martin Jambor <mjambor@suse.cz>
12743 PR tree-optimization/40413
12744 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
12745 build_ref_for_offset.
12746 (propagate_subacesses_accross_link): Fix a typo in a comment.
12748 2009-06-16 Ira Rosen <irar@il.ibm.com>
12750 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
12751 with additional parameter.
12752 * tree-vectorizer.h (enum vect_def_type): Add new value
12754 (enum vect_relevant): Add comments.
12755 (vect_is_simple_reduction): Add new argument.
12756 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
12757 Detect nested cycles.
12758 (vect_is_simple_reduction): Update documentation, add an argument to
12759 distinguish inner-loop reduction from nested cycle, detect nested
12760 cycles, fix printings and indentation, don't swap operands in case
12762 (get_initial_def_for_reduction): Handle subtraction.
12763 (vect_create_epilog_for_reduction): Add new argument to specify
12764 reduction variable.
12765 (vect_finalize_reduction): Handle subtraction, fix comments.
12766 (vectorizable_reduction): Handle nested cycles. In case of nested
12767 cycle keep track of the reduction variable position. Call
12768 vect_is_simple_reduction with additional parameter. Use original
12769 statement code in reduction epilogue for nested cycle. Call
12770 vect_create_epilog_for_reduction with additional parameter.
12771 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
12772 inner-loop vectorization.
12773 (vect_recog_widen_sum_pattern): Likewise.
12774 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
12776 (vect_mark_stmts_to_be_vectorized): Likewise.
12777 (vect_get_vec_def_for_operand): Handle nested cycles.
12779 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12781 * doc/invoke.texi (Debugging Options): Fix option index entries
12782 for -fdump-statistics, -frandom-seed add entries for
12783 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
12784 (FRV Options): Fix entries for -mTLS, -mtls.
12785 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
12786 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
12787 (M68hc1x Options): Fix @itemx for -mnominmax.
12788 (MCore Options): Fix entry for -mno-lsim.
12789 (MMIX Options): Fix entry for -mabi=mmixware.
12790 (PDP-11 Options): Fix entry for -mbcopy-builtin.
12792 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
12794 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
12795 Mention the plugin mode of gengtype.
12796 * doc/gty.texi (Source Files Containing Type Information): Likewise.
12797 * gengtype.c: Updated copyright.
12798 (plugin_files, nb_plugin_files) Added new static variables.
12799 (measure_input_list) Care about plugin_files.
12800 (write_rtx_next): Added early return in plugin mode.
12801 (create_file): Updated copyright year in generated file. Added
12803 (oprintf): Added early return if NULL outf.
12804 (get_output_file_with_visibility): Care of plugin_files.
12805 (get_output_file_name): May return null.
12806 (write_local): Added early return.
12807 (put_mangled_filename): Ditto.
12808 (finish_root_table): Added check for base_files.
12809 (write_roots): Care about null when plugins.
12810 (main): Added plugin mode.
12812 2009-06-15 Ian Lance Taylor <iant@google.com>
12814 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
12815 * gcov.c (read_count_file): Add braces around variables declared
12818 * c.opt (Wjump-misses-init): New warning.
12819 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
12820 -Wall and -Wc++-compat if not already set.
12821 (c_common_post_options): Clear warn_jump_misses_init if it was not
12823 * c-decl.c (struct c_binding): Change type field to a union with
12824 new label field. Make it the first field in the struct. Update
12825 references to type to use u.type instead.
12826 (struct c_spot_bindings): Define.
12827 (struct c_goto_bindings): Define.
12828 (c_goto_bindings_p): Define, along with VECs.
12829 (struct c_label_vars): Define.
12830 (struct c_scope): Add has_label_bindings field.
12831 (bind_label, set_spot_bindings): New static functions.
12832 (decl_jump_unsafe, update_spot_bindings): New static functions.
12833 (update_label_decls): New static function.
12834 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
12835 Update binding u.label field to shadowed field.
12836 (c_binding_start_stmt_expr): New function.
12837 (c_binding_end_stmt_expr): New function.
12838 (pushdecl): Don't call c_begin_vm_scope.
12839 (make_label): Add defining and p_label_vars parameters. Change
12841 (lookup_label): Correct test for whether a label has not yet been
12842 defined. Call bind_label rather than bind.
12843 (warn_about_goto): New static function.
12844 (lookup_label_for_goto): New function.
12845 (declare_label): Call bind_label rather than bind.
12846 (check_earlier_gotos): New static function.
12847 (define_label): Don't give errors about jumping into statement
12848 expressions or scopes of variably modified types. Call
12849 set_spot_bindings and check_earlier_gotos. Call bind_label
12850 instead of bind. Don't set label_context_stack_se or
12851 label_context_stack_vm.
12852 (c_get_switch_bindings): New function.
12853 (c_release_switch_bindings): New function.
12854 (c_check_switch_jump_warnings): New function.
12855 (start_function): Don't set label_context_stack_se or
12856 label_context_stack_vm.
12857 (finish_function): Likewise.
12858 * c-typeck.c (label_context_stack_se): Don't define.
12859 (label_context_stack_vm): Don't define.
12860 (c_finish_goto_label): Call lookup_label_for_goto rather than
12861 lookup_label. Don't give errors about jumping into a statement
12862 expression or the scope of a variably modified type. Don't set
12863 label_context_stack_se or label_context_stack_vm.
12864 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
12865 fields. Add bindings field.
12866 (c_start_case): Don't set deleted fields. Set bindings field.
12867 (do_case): Rework order of tests. Don't check blocked_stmt_expr
12868 or blocked_vm. Call c_check_switch_jump_warnings.
12869 (c_finish_case): Don't test blocked_stmt_expr field. Call
12870 c_release_switch_bindings.
12871 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
12872 c_switch_stack. Don't walk label_context_stack_se labels. Don't
12873 set label_context_stack_se. Call c_bindings_start_stmt_expr.
12874 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
12875 c_switch_stack. Don't walk label_context_stack_se labels. Don't
12876 set label_context_stack_se. Call c_bindings_end_stmt_expr.
12877 (c_begin_vm_scope, c_end_vm_scope): Don't define.
12878 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
12879 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
12880 (C_DECL_UNJUMPABLE_VM): Don't define.
12881 (C_DECL_UNDEFINABLE_VM): Don't define.
12882 (struct c_label_list): Don't define.
12883 (struct c_label_context_se): Don't define.
12884 (struct c_label_context_vm): Don't define.
12885 (struct c_spot_bindings): Declare.
12886 (c_bindings_start_stmt_expr): Declare.
12887 (c_bindings_end_stmt_expr): Declare.
12888 (lookup_label_for_goto): Declare.
12889 (c_get_switch_bindings, c_release_switch_bindings): Declare.
12890 (c_check_switch_jump_warnings): Declare.
12891 (label_context_stack_se, label_context_stack_vm): Don't declare.
12892 (c_finish_goto_label): Update declaration.
12893 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
12894 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
12895 (Warning Options): Document -Wjump-misses-init.
12897 2009-06-15 Jakub Jelinek <jakub@redhat.com>
12899 * tree-object-size.c (addr_object_size): Fix a pasto in the last
12902 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
12904 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
12906 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
12908 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
12910 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
12912 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
12914 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
12916 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
12917 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
12918 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
12919 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
12920 * dwarf2asm.c (dw2_force_const_mem): Update call to
12921 make_decl_one_only.
12922 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
12923 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
12924 * langhooks.c (lhd_comdat_group): Remove.
12925 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
12926 * tree.h (DECL_COMDAT_GROUP): New.
12927 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
12928 (tree_decl_with_vis): Add comdat_group. Remove one_only.
12929 (make_decl_one_only): Change signature.
12930 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
12931 make_decl_one_only.
12932 (make_decl_one_only): Change signature.
12933 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
12935 2009-06-15 Richard Guenther <rguenther@suse.de>
12937 PR middle-end/40439
12938 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
12940 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12942 * tree-ssa-math-opts.c: Remove extra divide.
12944 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12946 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
12948 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12950 * passes.c: Add bswap pass.
12951 * tree-pass.h: Add pass_optimize_bswap declaration.
12952 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
12953 Include rtl.h, expr.h and optabs.h for optab_handler check.
12954 (struct symbolic_number, pass_optimize_bswap): New definition.
12955 (do_shift_rotate, verify_symbolic_number_p): New functions.
12956 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
12957 (gate_optimize_bswap): New function.
12958 * tree.c (widest_int_cst_value): New function.
12959 * tree.h (widest_int_cst_value): Prototype added.
12961 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
12963 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
12964 REG_EQUAL/REG_EQUIV notes.
12966 2009-06-14 Richard Guenther <rguenther@suse.de>
12968 PR middle-end/40389
12969 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
12970 has its address taken if NRV was applied and it is addressable.
12971 * tree-ssa-structalias.c (get_constraint_for_address_of): New
12972 function split out from ...
12973 (get_constraint_for_1): ... here.
12974 (handle_rhs_call): Use it to mark the return slot escaped if
12975 it is addressable and NRV was applied.
12977 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
12979 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
12980 Change first argument type to location_t.
12981 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
12982 Do not set input_location.
12983 Use loc instead of input_location throughout.
12985 2009-06-13 Richard Guenther <rguenther@suse.de>
12987 PR tree-optimization/40421
12988 * tree-predcom.c (should_unroll_loop_p): Remove.
12989 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
12991 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
12993 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
12994 Add location argument.
12996 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
12998 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
13000 * config/s390/s390.c (s390_build_builtin_va_list): Same.
13001 (s390_gimplify_va_arg): Pass location to create_artificial_label.
13002 * config/spu/spu-protos.h: Add location to
13003 spu_resolve_overloaded_builtin.
13004 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
13005 spu_build_builtin_va_list.
13006 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
13007 argument. Pass location to build_function_call_vec.
13008 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
13010 (emit_fpu_switch): Same.
13011 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
13012 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
13013 to build_decl and create_artificial_label.
13014 (xtensa_gimplify_va_arg_expr): Same.
13015 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
13016 (xstormy16_gimplify_va_arg_expr): Same.
13017 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
13018 * config/arm/arm.c (arm_build_builtin_va_list): Same.
13019 * config/mips/mips.c (mips_build_builtin_va_list): Same.
13020 (mips16_build_function_stub): Same.
13021 (mips16_build_call_stub): Same.
13023 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
13026 * arm/constraints.md (Pa, Pb): New constraints.
13027 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
13028 split pattern to deal with them.
13030 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
13032 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
13033 fix index entry for -Xpreprocessor.
13035 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13037 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13038 Add location argument to build_decl call.
13039 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
13040 (rs6000_init_builtins): Same.
13041 (spe_init_builtins): Same.
13042 (rs6000_gimplify_va_arg): Add location argument to
13043 create_artificial_label call.
13045 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
13047 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
13048 * combine-stack-adj.c (pass_stack_adjustments): Use it.
13049 * Makefile.in: Fix GGC dependency for gcse.o.
13051 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13053 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
13054 * gimple-pretty-print.c (dump_gimple_stmt): Same.
13055 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
13057 * c-parser.c (c_parser_binary_expression): Use current column while
13058 building binary operations.
13059 * common.opt (fshow-column): Enable by default.
13060 * tree-vrp.c (check_array_ref): Use warning_at.
13061 (check_array_bounds): Use location from call back if expr has no
13063 * tree.h: Add location argument to maybe_fold_*.
13064 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
13065 (maybe_fold_offset_to_array_ref): Add location argument and use it.
13066 (maybe_fold_offset_to_component_ref): Same.
13067 (maybe_fold_offset_to_reference): Same.
13068 (maybe_fold_offset_to_address): Same.
13069 (maybe_fold_stmt_indirect): Same.
13070 (maybe_fold_stmt_addition): Same.
13071 (fold_stmt_r): Pass location to maybe_fold_*.
13072 (fold_gimple_assign): Same.
13073 * c-tree.h: Add location argument to finish_decl,
13074 default_function_array_conversion, store_init_value.
13075 * c-decl.c (define_label): Use error_at.
13076 (c_make_fname_decl): Pass location to finish_decl.
13077 (finish_decl): New location argument.
13078 (build_compound_literal): Pass location to store_init_value.
13079 (grokdeclarator): Pass location to finish_decl.
13081 * c-typeck.c (array_to_pointer_conversion): New location argument.
13082 (function_to_pointer_conversion): Same.
13083 (default_function_array_conversion): Same.
13084 (parser_build_unary_op): Pass location to overflow_warning.
13085 (parser_build_binary_op): Same. Use warning_at.
13086 (build_unary_op): Pass location to array_to_pointer_conversion.
13087 (build_c_cast): Pass location to digest_init.
13088 (build_modify_expr): New location argument.
13089 (convert_for_assignment): Same.
13090 (store_init_value): Same.
13091 (digest_init): Same.
13092 (output_init_element): Pass location to digest_init and
13093 array_to_pointer_conversion.
13094 (c_finish_return): Pass location to convert_for_assignment.
13095 * gimplify.c (gimplify_conversion): Pass location to
13096 maybe_fold_offset_to_address.
13097 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
13098 to maybe_fold_stmt_addition.
13099 * c-omp.c (c_finish_omp_atomic): Pass new location to
13101 (c_finish_omp_for): Same.
13102 * c-common.c (overflow_warning): New argument.
13103 * c-common.h: New argument to build_modify_expr, overflow_warning.
13104 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
13106 (c_parser_initializer): Pass location to
13107 default_function_array_conversion.
13108 (c_parser_initelt): Same.
13109 (c_parser_initval): Same.
13110 (c_parser_asm_operands): Same.
13111 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
13112 (c_parser_conditional_expression): Same.
13113 (c_parser_binary_expression): Add location info to stack. Use it.
13114 (c_parser_unary_expression): Pass location to
13115 default_function_array_conversion, parser_build_unary_op,
13116 build_indirect_ref, c_parser_postfix_expression_after_primary.
13117 (c_parser_postfix_expression_after_primary): New location argument.
13119 (c_parser_expression_conv): Pass location to
13120 default_function_array_conversion.
13121 (c_parser_expr_list): Same.
13122 (c_parser_omp_atomic): Same.
13123 (c_parser_omp_for_loop): Same.
13124 * c-tree.h: (struct c_declarator): Add comment to id_loc.
13125 (build_array_declarator): New argument.
13126 * c-decl.c (build_array_declarator): Add location argument.
13127 (grokdeclarator): Set id_loc for cdk_array.
13128 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
13129 build_array_declarator.
13130 * tree.c (build_omp_clause): Add location argument.
13131 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
13132 (OMP_CLAUSE_LOCATION): New macro.
13133 (struct tree_omp_clause): Add location field.
13134 (build_omp_clause): Add argument.
13135 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
13136 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
13138 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
13139 (cp_parser_omp_clause_collapse): Same.
13140 (cp_parser_omp_clause_default): Same.
13141 (cp_parser_omp_clause_if): Same.
13142 (cp_parser_omp_clause_nowait): Same.
13143 (cp_parser_omp_clause_num_threads): Same.
13144 (cp_parser_omp_clause_ordered): Same.
13145 (cp_parser_omp_clause_schedule): Same.
13146 (cp_parser_omp_clause_untied): Same.
13147 (cp_parser_omp_for_loop): Same.
13148 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
13149 * c-tree.h (c_start_case): Add location argument.
13150 (c_process_expr_stmt): Same.
13151 (c_finish_goto_*): Same.
13152 * tree-parloops.c (initialize_reductions): Pass location to
13154 (create_parallel_loop): Same.
13155 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
13156 (gfc_trans_omp_reduction_list): Same.
13157 (gfc_trans_omp_clauses): Same.
13158 (gfc_trans_omp_do): Same.
13159 * c-typeck.c (c_finish_goto_label): Same.
13160 (c_finish_goto_ptr): New location argument.
13161 (c_start_case): Same.
13162 (emit_side_effect_warnings): Same.
13163 (c_process_expr_stmt): Same.
13164 (c_finish_stmt_expr): Same.
13165 (c_finish_omp_clauses): Use error_at instead of error.
13166 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
13168 * c-omp.c (c_split_parallel_clauses): New location argument.
13169 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
13170 to build_omp_clause.
13171 (convert_local_reference_stmt): Same.
13172 (convert_gimple_call): Same.
13173 * c-common.h (c_split_parallel_clauses): New argument.
13174 * c-parser.c (c_parser_statement_after_labels): Pass location to
13175 c_finish_goto_label.
13176 (c_parser_switch_statement): Pass location to c_start_case.
13177 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
13178 and c_process_expr_stmt.
13179 (c_parser_omp_variable_list): Add location argument.
13180 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
13181 (c_parser_omp_clause_default): Same.
13182 (c_parser_omp_clause_if): Same.
13183 (c_parser_omp_clause_num_threads): Same.
13184 (-c_parser_omp_clause_ordered): Same.
13185 (c_parser_omp_clause_reduction): Pass location to
13186 c_parser_omp_variable_list.
13187 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
13188 (c_parser_omp_clause_untied): Same.
13189 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
13190 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
13192 * c-tree.h (check_for_loop_decls, undeclared_variable,
13193 build_component_ref, build_array_ref, build_external_ref,
13194 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
13195 build_conditional_expr, build_compound_expr, c_cast_expr,
13196 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
13197 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
13199 * c-semantics.c (build_stmt): Same.
13200 (build_case_label): Same.
13201 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
13202 (undeclared_variable): New argument.
13203 (make_label): Same.
13204 (lookup_label): Pass location on down.
13205 (define_label): Same.
13206 (finish_decl): Same.
13207 (build_compound_literal): Same.
13208 (finish_struct): Same.
13209 (finish_function): Do not set location here.
13210 (check_for_loop_decls): New argument.
13211 * tree.c (save_expr): Set location.
13212 (build_empty_stmt): New argument.
13213 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
13214 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
13215 * builtins.c (gimplify_va_arg_expr): Use locations.
13216 (expand_builtin_sync_operation): Same.
13217 * c-typeck.c (build_component_ref): New argument.
13218 (build_array_ref): Same.
13219 (build_external_ref): Same.
13220 (c_expr_sizeof_expr): Same.
13221 (c_expr_sizeof_type): Same.
13222 (parser_build_unary_op): Same.
13223 (build_conditional_expr): Same.
13224 (build_compound_expr): Pass location on down.
13225 (build_compound_expr): New argument.
13226 (build_c_cast): Same.
13227 (c_cast_expr): Same.
13228 (build_asm_expr): Same.
13229 (c_finish_return): Same.
13230 (c_process_expr_stmt): Pass location on down.
13231 (c_finish_stmt_expr): New argument.
13232 (push_clenaup): Same.
13233 (c_finish_omp_parallel): Same.
13234 (c_finish_omp_task): Same.
13235 * gimplify.c (gimplify_call_expr): Pass location on down.
13236 * c-omp.c (c_finish_omp_master): New argument.
13237 (c_finish_omp_critical): Same.
13238 (c_finish_omp_ordered): Same.
13239 (c_finish_omp_barrier): Same.
13240 (-c_finish_omp_taskwait): Same.
13241 (c_finish_omp_atomic): Same.
13242 (c_finish_omp_flush): Same.
13243 * tree-inline.c (copy_tree_body_r): Pass location on down.
13244 (inline_forbidden_p): Remove use of input_location.
13245 * c-gimplify.c (c_build_bind_expr): New argument.
13246 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
13247 (c_sizeof_or_alignof_type): New argument.
13248 (c_alignof_expr): Same.
13249 (build_va_arg): Same.
13250 (c_add_case_label): Same.
13251 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
13252 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
13253 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
13254 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
13255 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
13256 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
13258 * stub-objc.c (objc_build_selector_expr): Same.
13259 (objc_build_throw_stmt): Same.
13260 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
13261 (c_parser_initelt): Same.
13262 (c_parser_compound_statement): Same.
13263 (c_parser_compound_statement_nostart): Same.
13264 (c_parser_label): Same.
13265 (c_parser_statement_after_labels): Same.
13266 (c_parser_if_body): Same.
13267 (c_parser_else_body): Same.
13268 (c_parser_if_statement): Same.
13269 (c_parser_switch_statement): Same.
13270 (c_parser_while_statement): Same.
13271 (c_parser_do_statement): Same.
13272 (c_parser_for_statement): Same.
13273 (c_parser_asm_statement): Same.
13274 (c_parser_conditional_expression): Same.
13275 (c_parser_binary_expression): Same.
13276 (c_parser_cast_expression): Same.
13277 (c_parser_unary_expression): Same.
13278 (c_parser_sizeof_expression): Same.
13279 (c_parser_alignof_expression): Same.
13280 (c_parser_postfix_expression): Same.
13281 (c_parser_expression): Same.
13282 (c_parser_objc_receiver): Same.
13283 (c_parser_omp_variable_list): Same.
13284 (c_parser_omp_structured_block): Same.
13285 (c_parser_omp_atomic): New argument.
13286 (c_parser_omp_barrier): Same.
13287 (c_parser_omp_critical): Same.
13288 (c_parser_omp_flush): Pass location on down.
13289 (c_parser_omp_for_loop): New argument.
13290 (c_parser_omp_for): Same.
13291 (c_parser_omp_master): Same.
13292 (c_parser_omp_ordered): Same.
13293 (c_parser_omp_sections_scope): Same.
13294 (c_parser_omp_sections): Same.
13295 (c_parser_omp_parallel): Same.
13296 (c_parser_omp_single): Same.
13297 (c_parser_omp_task): Same.
13298 (c_parser_omp_taskwait): Pass location on down.
13299 (c_parser_omp_construct): Same.
13300 (c_parser_omp_threadprivate): Same.
13301 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
13302 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
13303 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
13304 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
13305 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
13306 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
13307 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
13308 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
13309 config/i386/i386.c, stmt.c:
13310 Add location argument to the following function definitions and/or
13311 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
13312 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
13313 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
13314 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
13315 do_case, c_finish_bc_stmt, build_compound_literal,
13316 build_function_call.
13317 * c-decl.c (build_compound_literal): Add location argument.
13318 Make all diagnostic calls use location.
13319 (start_struct): Same.
13320 (finish_struct): Same.
13321 (start_enum): Same.
13322 (build_enumerator): Same.
13323 (start_function): Same.
13324 (grokdeclarator): Make all diagnostic calls use location.
13325 (store_parm_decls_oldstyle): Same.
13326 * c-typeck.c (build_function_call): Add location argument.
13327 Make all diagnostic calls use location.
13329 (c_finish_bc_stmt): Same.
13330 * tree-nested.c (get_trampoline_type): Add argument.
13331 Pass location to build_decl.
13332 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
13333 * rtl.h (RTL_LOCATION): New.
13334 * c-common.c (c_add_case_label): Add location argument.
13335 Make all diagnostic calls use location.
13336 * c-common.h: Add location argument to make_fname_decl, do_case,
13337 c_add_case_label, build_function_call, resolve_overloaded_builtin.
13338 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
13339 Set it appropriately for every case. Pass enum_loc to start_enum
13340 call. Pass value_loc first to build_enumerator. Pass enum_loc to
13342 (c_parser_struct_or_union_specifier): Save location. Use it for
13343 start_struct, finish_struct, and parser_xref_tag.
13345 2009-06-12 Ian Lance Taylor <iant@google.com>
13347 * fold-const.c (fold_unary): Rename local variable and to and_expr.
13349 * c-opts.c (c_common_handle_option): For -Wc++-compat set
13350 cpp_opts->warn_cxx_operator_names.
13352 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
13355 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
13356 is returns NULL and OP is a VCE, look through the VCE.
13358 2009-06-12 Ian Lance Taylor <iant@google.com>
13361 * collect2.c (main): Use CONST_CAST2 in code inside #if
13362 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
13364 2009-06-12 Joey Ye <joey.ye@intel.com>
13366 PR middle-end/39146
13367 * cfgexpand.c (get_decl_align_unit): Update
13368 max_used_stack_slot_alignment with align instead of
13369 stack_alignment_needed.
13371 * function.c (assign_stack_local_1): Update
13372 max_used_stack_slot_alignment with alignment_in_bits instead
13373 of stack_alignment_needed.
13374 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
13377 2009-06-12 Jakub Jelinek <jakub@redhat.com>
13379 * dwarf2out.c (last_var_location_insn): New variable.
13380 (dwarf2out_end_epilogue): Clear last_var_location_insn.
13381 (dwarf2out_var_location): Don't record anything after last real
13382 insn. Only change labels if there were any real instructions
13383 in between last note and this one, or if changed sections.
13385 2009-06-11 Richard Henderson <rth@redhat.com>
13387 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
13388 note when storing the frame pointer in a register.
13389 (FRP): Don't redefine to nothing for epilogue.
13390 (alpha_expand_epilogue): Mark register and sp restores.
13391 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
13393 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
13394 when gen_lowpart is needed.
13396 2009-06-11 Richard Henderson <rth@redhat.com>
13398 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
13400 * dwarf2out.c (need_data_align_sf_opcode): New.
13401 (div_data_align): Move earlier.
13402 (def_cfa_1, reg_save): Use it.
13404 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
13406 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
13407 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
13408 (ix86_handle_option): Handle OPT_mcrc32.
13409 (ix86_target_string): Add -mcrc32.
13410 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
13412 * config/i386/i386.h (TARGET_CRC32): New.
13414 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
13415 (sse4_2_crc32di): Likewise.
13417 * config/i386/i386.opt (mcrc32): New.
13419 * doc/invoke.texi: Document -mcrc32.
13421 2009-06-11 Richard Henderson <rth@redhat.com>
13423 * common.opt (gdwarf-): Accept a version number.
13424 * doc/invoke.texi (gdwarf-): Update docs.
13425 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
13426 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
13427 version level, and record it.
13429 * dwarf2.h (DW_CIE_VERSION): Remove.
13430 * dwarf2out.c (DWARF_VERSION): Remove.
13431 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
13432 (output_call_frame_info): Use CIE version 3 for dwarf3,
13433 or if the return register column is out of range for version 1.
13434 (dwarf_stack_op_name): Add all dwarf3 values.
13435 (DEBUG_PUBTYPES_SECTION): New.
13436 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
13437 encoding change for dwarf3.
13438 (output_die) [dw_val_class_die_ref]: Likewise.
13439 (output_compilation_unit_header): Emit correct version for dwarf3.
13440 (output_line_info): Likewise.
13441 (output_pubnames): Update for DWARF_VERSION removal.
13442 (output_aranges): Likewise.
13443 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
13444 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
13445 (dwarf2out_finish): Likewise.
13447 2009-06-11 David Daney <ddaney@caviumnetworks.com>
13449 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
13452 2009-06-11 David Daney <ddaney@caviumnetworks.com>
13455 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
13456 * builtins.c (expand_builtin_unreachable): New function.
13457 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
13458 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
13459 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
13461 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
13462 searching for missing barriers.
13464 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
13466 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
13467 when -fprofile-generate* was passed.
13468 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
13470 2009-06-11 Anthony Green <green@moxielogic.com>
13472 * config/moxie/moxie.md: Define length attribute for all instructions.
13474 (*b<cond:code>): Support limited branch ranges for new PC-relative
13475 branch instructions.
13476 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
13478 2009-06-11 Jakub Jelinek <jakub@redhat.com>
13480 * config/i386/i386.c (min_insn_size): Use get_attr_length
13481 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
13482 For __asm return 0.
13484 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
13485 instead of emit_insn_before.
13487 2009-06-10 Ian Lance Taylor <iant@google.com>
13490 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
13493 2009-06-10 Revital Eres <eres@il.ibm.com>
13495 * passes.c (init_optimization_passes): Reschedule
13496 predictive-commoning pass before complete unroll pass.
13498 2009-06-10 Martin Jambor <mjambor@suse.cz>
13500 * cgraph.c (cgraph_node_can_be_local_p): New function.
13501 (cgraph_make_node_local): New function.
13502 * cgraph.h (cgraph_node_can_be_local_p): Declare.
13503 (cgraph_make_node_local): Declare.
13505 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
13507 * tree.h (tree_base): Add packed_flag and user_align fields.
13508 Decrease size of spare field.
13509 (TYPE_USER_ALIGN): Use user_align from tree_base.
13510 (DECL_USER_ALIGN): Likewise.
13511 (TYPE_PACKED): Use packed_flag from tree_base.
13512 (DECL_PACKED): Likewise.
13513 (tree_type): Delete packed_flag and user_align fields. Widen
13514 precision field. Widen mode field and shuffle fields to align
13515 mode on an 8-bit boundary.
13516 (tree_decl_common): Delete decl_flag_1 and user_align fields.
13517 Renumber decl_flag_* fields. Fix comments. Widen
13518 decl_common_unused field.
13519 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
13520 (DECL_EXTERNAL): Likewise.
13521 (DECL_BIT_FIELD): Likewise.
13522 (DECL_NONADDRESSABLE_P): Likewise.
13523 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
13524 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
13526 2009-06-10 Ian Lance Taylor <iant@google.com>
13528 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
13529 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
13530 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
13531 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
13532 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
13533 DEF_VEC_ALLOC_FUNC_P.
13534 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
13535 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
13536 DEF_VEC_ALLOC_FUNC_O.
13537 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
13538 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
13539 DEF_VEC_ALLOC_FUNC_I.
13540 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
13541 (vec_stack_p_reserve_exact_1): Declare.
13542 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
13543 (vec_stack_free): Declare.
13544 (VEC_stack_alloc): Define.
13545 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
13546 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
13547 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
13548 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
13550 (stack_vecs): New static variable.
13551 (vec_stack_p_reserve_exact_1): New function.
13552 (vec_stack_o_reserve_1): New static function.
13553 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
13554 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
13555 (vec_stack_free): New function.
13556 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
13557 (VEC_df_ref_stack_alloc): Define.
13558 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
13559 DEF_VEC_ALLOC_P_STACK.
13560 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
13561 (struct df_collection_rec): Change _vec fields to VEC. Remove
13563 (df_free_collection_rec): Adjust for new fields.
13564 (df_insn_rescan): Use new df_collection_rec fields.
13565 (df_notes_rescan, df_canonize_collection_rec): Likewise.
13566 (df_ref_create_structure, df_ref_record): Likewise.
13567 (df_get_conditional_uses, df_get_call_refs): Likewise.
13568 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
13569 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
13570 (df_record_exit_block_uses, df_bb_verify): Likewise.
13571 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
13572 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
13573 Remove count parameter. Change return type to void. Change all
13575 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
13576 Remove count parameter. Change return type to void. Change all
13578 (df_install_refs): Change old_vec parameter to VEC. Remove count
13579 parameter. Change all callers.
13580 (df_install_mws): Change old_vec parameter to VEC. Remove count
13581 parameter. Change all callers.
13582 (df_refs_verify): Change new_rec parameter to VEC. Change call
13584 (df_mws_verify): Likewise.
13586 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
13588 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
13590 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
13592 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
13594 2009-06-10 Anthony Green <green@moxielogic.com>
13596 * config/moxie/crti.asm: New file.
13597 * config/moxie/crtn.asm: New file.
13598 * config/moxie/moxie.c: New file.
13599 * config/moxie/moxie.h: New file.
13600 * config/moxie/sfp-machine.h: New file.
13601 * config/moxie/moxie-protos.h: New file.
13602 * config/moxie/t-moxie: Created.
13603 * config/moxie/t-moxie-softfp: Created.
13604 * config/moxie/moxie.md: Created.
13605 * config/moxie/constraints.md: Created.
13606 * config.gcc: Add moxie support.
13607 * doc/md.texi (Machine Constraints): Add moxie constraints.
13608 * doc/contrib.texi (Contributors): Mention moxie port.
13609 * doc/install.texi (Specific): Mention the moxie port.
13611 2009-06-09 Ian Lance Taylor <iant@google.com>
13613 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
13614 compiling with C++.
13615 * optabs.c (optab_table): Only use designated initializers if
13616 HAVE_DESIGNATED_INITIALIZERS is defined.
13617 (convert_optab_table): Likewise.
13618 (init_optabs): Always call init_insn_codes if
13619 HAVE_DESIGNATED_INITIALIZERS is not defined.
13621 2009-06-09 Ian Lance Taylor <iant@google.com>
13623 * targhooks.c (default_builtin_vectorized_function): Change fn
13624 parameter to unsigned int.
13625 (default_builtin_vectorized_conversion): Change code parameter to
13627 (default_builtin_reciprocal): Change fn parameter to unsigned int.
13628 * targhooks.h: Update declarations.
13629 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
13630 parameter to unsigned int.
13632 * c-typeck.c (comptypes_check_enum_int): New static function.
13633 (comptypes_internal): Add enum_and_int_p parameter. Change all
13635 (comp_target_types): Add location parameter. Change all callers.
13636 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
13637 Change all callers.
13638 (function_types_compatible_p, type_lists_compatible_p): Likewise.
13639 (build_conditional_expr): Add colon_loc parameter. Change all
13641 (convert_for_assignment): Add location parameter. Change all callers.
13642 * c-parser.c (c_parser_conditional_expression): Pass location of
13643 colon to build_conditional_expr.
13644 * c-tree.h (build_conditional_expr): Update declaration.
13646 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
13648 * graphite.c: Revert previous patch.
13650 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
13653 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
13655 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
13657 * tree-ssa-loop-prefetch.c
13658 (loop_prefetch_arrays): Fixed a portability problem in printf format
13661 2009-06-09 Martin Jambor <mjambor@suse.cz>
13663 PR tree-optimization/40351
13664 * tree-sra.c (propagate_subacesses_accross_link): Check that a
13665 refrence to a potential artifical subaccess can be constructed.
13667 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
13669 * config/sh/sh-protos.h (sh_optimization_options): Declare.
13670 (sh_override_options): Likewise.
13671 * config/sh/sh.c: Include params.h.
13672 (sh_optimization_options): New.
13673 (sh_override_options): Likewise.
13674 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
13675 (OVERRIDE_OPTIONS): Use sh_override_options.
13677 2009-06-08 Jakub Jelinek <jakub@redhat.com>
13679 * dwarf2out.c (emit_cfa_remember): New variable.
13680 (add_fde_cfi): If emit_cfa_remember, recurse to add
13681 DW_CFA_remember_state first.
13682 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
13683 instead just set emit_cfa_remember.
13685 2009-06-08 Jan Hubicka <jh@suse.cz>
13688 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
13690 2009-06-08 Jan Hubicka <jh@suse.cz>
13692 PR middle-end/39834
13693 * cgraphunit.c (save_inline_function_body): Do not copy transform
13694 hooks for saved inline bodies.
13695 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
13696 for given function.
13698 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
13700 * jump.c (returnjump_p): Handle delayed branches. Add missing
13703 2009-06-08 Jan Hubicka <jh@suse.cz>
13705 PR middle-end/40102
13706 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
13707 original node might've been modified.
13708 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
13710 2009-06-08 Jakub Jelinek <jakub@redhat.com>
13712 * tree-object-size.c (addr_object_size): Add OSI argument.
13713 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
13714 (compute_builtin_object_size, expr_object_size): Adjust callers.
13715 (plus_stmt_object_size): Call addr_object_size instead of
13716 compute_builtin_object_size.
13718 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
13719 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13721 * tree-ssa-loop-prefetch.c
13722 (gather_memory_references): Introduced a counter for the number of
13724 (anything_to_prefetch_p): Introduced a counter for the number of
13726 (is_loop_prefetching_profitable): New function with a cost model
13728 (loop_prefetch_arrays): Use the new cost model to determine if
13729 prefetching is profitable.
13730 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
13731 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
13732 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
13733 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
13734 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
13735 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
13737 2009-06-08 Michael Matz <matz@suse.de>
13740 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
13741 partitions use the same.
13742 (expand_one_var): Deal with DECL_RTL sometimes begin set also
13743 for basevars of SSA_NAMEs.
13744 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
13745 to not expand them twice.
13746 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
13749 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
13751 * common.opt (fcompare-debug=, fcompare-debug-second): New.
13752 (fdump-final-insns=, gtoggle): New.
13753 * doc/invoke.texi: Document them.
13754 * final.c (rest_of_clean_state): Dump final insn stream.
13755 * gcc.c (invoke_as): Hook in -fcompare-debug.
13756 (static_spec_functions): Add compare-debug-dump-opt,
13757 compare-debug-self-opt and compare-debug-auxbase-opt.
13758 (compare_debug, compare_debug_second, compare_debug_opt): New.
13759 (switches_debug_check, n_switches_debug_check): New.
13760 (debug_auxbase_opt, debug_check_temp_file): New.
13761 (process_command): Handle -fno-compare-debug, -fcompare-debug and
13763 (do_self_spec): Handle arguments after switches.
13764 (do_spec_1): Add .gk extension to temp file basenames for compare.
13765 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
13766 (cc1_options): Use it instead of normal auxbase computation for
13767 the second compare-debug compilation.
13768 (compare_files): New.
13769 (main): Set up and implement compare debug mode.
13770 (compare_debug_dump_opt_spec_function): New.
13771 (compare_debug_self_opt_spec_function): New.
13772 (compare_debug_auxbase_opt_spec_function): New.
13773 * toplev.c (process_options): Handle flag_gtoggle,
13774 flag_dump_final_insns.
13775 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
13776 during -fcompare-debug-second compilation.
13778 2009-06-07 Ian Lance Taylor <iant@google.com>
13780 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
13781 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
13783 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
13784 with no default node. Change warning with %H to warning_at.
13785 Don't clear warn_switch around case checking.
13786 * doc/invoke.texi (Warning Options): Clarify distinction between
13787 -Wswitch and -Wswitch-enum.
13789 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13791 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
13793 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13795 * gbl-ctors.h: Add header guard.
13797 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13799 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
13800 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
13801 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
13802 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
13803 prototypes for removed functions.
13804 (expressions_equal_p): Move to ...
13805 * tree-ssa-sccvn.h: ... here and ...
13806 * matrix-reorg.c: ... adjust includes.
13808 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13810 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
13812 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13814 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
13815 (finish_function): Remove erroneous whitespace.
13817 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13819 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
13820 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
13822 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13824 * errors.c (internal_error): Commentary typo fix.
13825 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
13826 * tree-ssa-pre.c: Ditto.
13828 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13830 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
13831 them is supposed to hold actual statements.
13833 2009-06-06 Ian Lance Taylor <iant@google.com>
13835 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
13836 empty statements can now have attributes.
13838 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
13840 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
13841 * config/mips/mips.md: Ditto.
13843 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
13845 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
13847 (__eabi_uconvert): Likewise.
13849 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
13851 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
13852 CFI_* definitions with IN_GCC.
13854 2009-06-05 David Edelsohn <edelsohn@gnu.org>
13856 * xcoffout.h (xcoffout_source_line): Update prototype.
13858 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13860 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
13861 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
13863 2009-06-05 Jakub Jelinek <jakub@redhat.com>
13865 PR middle-end/40340
13866 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
13867 inlined_function_outer_scope_p blocks for artificial inlines
13869 * tree.c (tree_nonartificial_location): Rewrite using
13870 block_nonartificial_location.
13872 2009-06-05 Revital Eres <eres@il.ibm.com>
13873 Leehod Baruch <leehod@il.ibm.com>
13875 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
13876 (expand_expr_real_1): Remove comment.
13877 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
13878 Vectorize misaligned access when the target supports it.
13879 (vect_supportable_dr_alignment): Check for unaligned access support.
13880 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
13883 2009-06-05 Julian Brown <julian@codesourcery.com>
13885 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
13886 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
13888 2009-06-05 Richard Guenther <rguenther@suse.de>
13891 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
13892 as possibly unused.
13894 2009-06-05 Jakub Jelinek <jakub@redhat.com>
13896 * config/s390/s390.c (global_not_special_regno_p): New static inline.
13897 (save_gprs): Don't tell unwinder when a global register is saved.
13898 (s390_emit_epilogue): Emit needed epilogue unwind info.
13900 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
13902 * dwarf2out.c (deferred_asm_name): New.
13903 (add_name_and_src_coords_attributes): Defer creation of
13904 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
13906 (move_linkage_attr): New.
13907 (dwarf2out_finish): Revisit deferrals and emit attributes at the
13910 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
13912 * tree-nested.c (finalize_nesting_tree_1): Declare the
13913 frame_decl in the binding tree.
13915 2009-06-04 Cary Coutant <ccoutant@google.com>
13917 * basic-block.h (struct basic_block_def): Add discriminator field.
13918 * dbxout.c (dbxout_source_line): Add new parameter. Change all
13920 * debug.c (do_nothing_debug_hooks): Add additional entry.
13921 (debug_nothing_int_charstar_int): New function.
13922 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
13923 (debug_nothing_int_charstar_int): New declaration.
13924 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
13925 discriminator value in .loc directive.
13926 * final.c (last_discriminator): New variable.
13927 (discriminator): New variable.
13928 (final_start_function): Initialize above variables, pass current
13929 discriminator to debug hook.
13930 (notice_source_line): Check for discriminator change.
13931 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
13932 * sdbout.c (sdbout_source_line): New parameter.
13933 * tree-cfg.c (struct locus_discrim_map): New structure type.
13934 (discriminator_per_locus): New hash table.
13935 (build_gimple_cfg): Allocate and free discriminator hash table.
13936 (make_edges): Call assign_discriminator.
13937 (locus_map_hash): New function.
13938 (locus_map_eq): New function.
13939 (next_discriminator_for_locus): New function.
13940 (same_line_p): New function.
13941 (assign_discriminator): New function.
13942 (make_cond_expr_edges): Call assign_discriminator.
13943 (make_gimple_switch_edges): Likewise.
13944 (first_non_label_stmt): New function.
13945 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
13947 * xcoffout.c (xcoffout_source_line): Add new parameter.
13949 * configure.ac (gcc_cv_as_discriminator): New configury check for
13950 gas support for discriminator.
13951 * configure: Regenerate.
13952 * config.in: Regenerate.
13954 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13956 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
13957 val after checking for integers.
13959 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
13961 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
13963 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
13964 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
13965 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
13966 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
13967 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
13968 X64_SSE_REGPARM_MAX.
13969 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
13970 X64_SSE_REGPARM_MAX.
13972 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
13974 * gcc.c (report_times_to_file): New.
13975 (execute): Implement it.
13976 (process_command): Support -time=.
13977 * doc/invoke.texi: Document it.
13979 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
13981 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
13982 that have value exprs.
13984 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
13986 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
13987 declarations for constants until...
13988 (dw2_output_indirect_constant_1): ... this point.
13990 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
13993 * arm.md (arm_addsi3): Don't try to split an add with an
13994 eliminable register until after reload has completed.
13996 2009-06-03 Ian Lance Taylor <iant@google.com>
13998 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
13999 * genattrtab.c (write_length_unit_log): Likewise.
14000 * genchecksum.c (dosum): Likewise.
14001 * gengtype.c (write_rtx_next): Likewise.
14002 (finish_root_table, write_roots): Likewise.
14003 * gimple.c (gimple_ops_offset_): Likewise.
14004 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
14005 * config/arc/arc.c (arc_attribute_table): Likewise.
14006 * config/arm/arm.c (arm_attribute_table): Likewise.
14007 * config/avr/avr.c (avr_attribute_table): Likewise.
14008 * config/crx/crx.c (crx_attribute_table): Likewise.
14009 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
14010 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
14011 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
14012 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
14013 * config/sh/sh.c (sh_attribute_table): Likewise.
14014 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
14015 * config/spu/spu.c (spu_attribute_table): Likewise.
14016 * config/v850/v850.c (v850_attribute_table): Likewise.
14018 * config/alpha/alpha.c (vms_attribute_table): Make static.
14019 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
14020 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
14021 * config/mips/mips.c (mips_attribute_table): Likewise.
14023 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
14025 (cc1-checksum.o): Likewise.
14027 2009-06-03 Steve Ellcey <sje@cup.hp.com>
14029 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
14031 2009-06-03 Jakub Jelinek <jakub@redhat.com>
14033 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
14034 insn if it is changing sp. Use gen_add3_insn instead of
14035 conditionally gen_addsi3 and gen_adddi3.
14036 (offset_below_red_zone_p): New static inline function.
14037 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
14038 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
14039 * config/rs6000/ppc-asm.h: Include auto-host.h.
14040 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
14041 CFI_RESTORE): Define.
14042 * config/rs6000/crtresxgpr.asm: Add unwind info.
14043 * config/rs6000/crtresxfpr.asm: Likewise.
14044 * config/rs6000/crtresgpr.asm: Likewise.
14045 * config/rs6000/crtresfpr.asm: Likewise.
14046 * config/rs6000/crtsavgpr.asm: Likewise.
14047 * config/rs6000/crtsavfpr.asm: Likewise.
14049 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
14050 argument of DWARF2_FRAME_REG_OUT macros.
14052 2009-06-03 Julian Brown <julian@codesourcery.com>
14054 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
14055 words or less (including TImode) in core registers.
14057 2009-06-03 Richard Guenther <rguenther@suse.de>
14059 PR middle-end/40328
14060 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
14062 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
14064 * statistics.c (statistics_counter_event): Do not record event
14065 in pass dump if its number == -1.
14066 (curr_statistics_hash): Add assert that we never get passes
14067 with static number == -1.
14069 2009-06-03 Richard Guenther <rguenther@suse.de>
14070 Andrey Belevantsev <abel@ispras.ru>
14072 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
14073 non-BLKmode arrays addressable.
14075 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
14077 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
14078 * config/m68k/m68k.h: ... here.
14080 2009-06-03 Martin Jambor <mjambor@suse.cz>
14082 PR tree-optimization/40323
14083 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
14086 2009-06-03 Richard Guenther <rguenther@suse.de>
14088 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14091 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
14093 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
14094 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
14095 JUMP_TABLE_DATA_P where applicable.
14096 * config/sh/sh.c: Ditto.
14097 * config/sh/sh.h: Ditto.
14098 * config/sh/sh.md: Ditto.
14099 * config/sh/symbian.c: Ditto.
14101 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
14103 * config/i386/driver-i386.c (describe_cache): Optimize
14104 concatenation of strings. Use snprintf instead of sprintf.
14105 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
14106 target when not compiling with GCC.
14108 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
14110 * config/sh/sh.c: Revert last change.
14111 (sh_expand_epilogue): Emit a blockage insn before the frame
14112 pointer adjustment unconditionally.
14114 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14116 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
14117 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
14118 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
14119 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
14120 to COLLECT_GCC_OPTIONS.
14122 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14124 * collect2.c (target_system_root): New variable.
14125 (main): Handle --sysroot=.
14126 (ignore_library): Strip the sysroot from the library path.
14128 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14130 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
14131 (collect2.o): Depend on collect2-aix.h.
14132 (collect2-aix.o): New rule.
14133 * collect2-aix.h: New file.
14134 * collect2-aix.c: Likewise.
14135 * collect2.c: Include collect2-aix.h. Don't undefine
14136 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
14137 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
14138 Use TARGET_AIX_VERSION instead of _AIX51.
14139 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
14140 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
14141 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
14142 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
14143 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
14145 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14147 * collect2.c (ignore_library): Avoid premature post-increment
14148 and null deference.
14150 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14152 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
14153 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
14154 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
14155 CROSS_DIRECTORY_STRUCTURE too.
14156 (LINK_LIBG_SPEC): Likewise.
14157 (LIB_SPEC): Add %R to sysroot paths.
14158 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
14159 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
14160 * config/rs6000/aix51.h: As for aix43.h.
14161 * config/rs6000/aix52.h: Likewise.
14162 * config/rs6000/aix53.h: Likewise.
14163 * config/rs6000/aix61.h: Likewise.
14164 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
14165 to the beginning of sysroot paths.
14167 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14169 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
14170 INSN_LISTs that are out of the REG_NOTE range.
14172 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14174 * loop-unroll.c (struct iv_to_split): Add pointer to next.
14175 (struct var_to_expand): Likewise.
14176 (struct opt_info): Add head and tail for linked lists of the above.
14177 (analyze_insn_to_expand_var): Initialize next.
14178 (analyze_iv_to_split_insn): Likewise.
14179 (analyze_insns_in_loop): Create linked lists.
14180 (allocate_basic_variable): Simplify for use without hash table.
14181 (insert_var_expansion_initialization): Likewise, make it type-safer.
14182 (combine_var_copies_in_loop_exit): Likewise.
14183 (apply_opt_in_copies): Walk lists rather than hash tables.
14184 (release_var_copies): Simplified and inlined by hand into...
14185 (free_opt_info): ... this function.
14187 2009-06-02 Richard Guenther <rguenther@suse.de>
14189 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14192 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14194 * cfgexpand.c (gimple_expand_cfg): Discard the source location
14195 only for builtins that are not overridden.
14197 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14199 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
14202 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14204 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
14206 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14208 * combine.c (move_deaths): Compare LUIDs within the same BB only.
14210 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14212 * common.opt (fdump-unnumbered-links): New.
14213 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
14214 * print-rtl.c (flag_dump_unnumbered_links): New.
14215 (print_rtx): Test it.
14217 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
14219 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
14220 push/pop multiple to 8-byte alignment.
14222 2009-06-01 Jakub Jelinek <jakub@redhat.com>
14224 * config/i386/i386.c (queued_cfa_restores): New static variable.
14225 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
14227 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
14228 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
14229 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
14230 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
14231 note unconditionally.
14232 (ix86_emit_restore_regs_using_mov): Likewise.
14233 (ix86_emit_restore_sse_regs_using_mov): Likewise.
14234 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
14235 it through to ix86_emit_restore_reg_using_pop.
14236 (ix86_emit_leave): Add RED_OFFSET argument. Call
14237 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
14238 instead of adding REG_CFA_OFFSET note unconditionally.
14239 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
14240 the above functions. Call ix86_add_queued_cfa_restore_notes when
14243 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
14244 force output of the label even for dwarf2out_do_cfi_asm.
14245 (add_fde_cfi): If -g2 and above and cfi might change CFA,
14246 force creation of CFI label and chain DW_CFA_set_loc jumping to it
14247 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
14249 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
14250 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
14251 dwarf2out_cfi_label callers.
14252 * tree.h (dwarf2out_cfi_label): Adjust prototype.
14253 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
14254 Adjust dwarf2out_cfi_label callers.
14255 * config/vax/vax.c (vax_output_function_prologue): Likewise.
14257 * config/i386/i386.h (struct machine_cfa_state,
14258 struct machine_function): Guard with ifndef USED_FOR_TARGET
14259 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
14262 * emutls.c (__emutls_get_address): Change arr->size to mean number
14263 of allocated arr->data entries instead of # of slots + 1.
14265 PR middle-end/40316
14266 * recog.c (peep2_reinit_state): New function.
14267 (peephole2_init_state): Use it at the end of a basic block and also
14268 when seeing a RTX_FRAME_RELATED_P insn.
14270 2009-06-01 Steve Ellcey <sje@cup.hp.com>
14272 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
14273 fixuns_truncrfdi2): New.
14274 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
14275 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
14276 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
14277 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
14278 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
14279 *recip_approx): Remove.
14280 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
14281 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
14282 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
14284 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
14287 2009-06-01 Ian Lance Taylor <iant@google.com>
14289 * attribs.c (register_attribute): Use CONST_CAST.
14290 * collect2.c (main): Use CONST_CAST2.
14291 (scan_prog_file): Likewise.
14292 * gcc.c (process_command, main): Likewise.
14293 * toplev.c (toplev_main): Likewise.
14295 * c-typeck.c (handle_warn_cast_qual): New static function,
14296 partially broken out of build_c_cast.
14297 (build_c_cast): Call handle_warn_cast_qual.
14298 * doc/invoke.texi (Warning Options): Document new effect of
14301 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
14303 * diagnostic.c (diagnostic_build_prefix): Always print columns.
14304 (diagnostic_report_current_module): Print columns.
14305 * common.opt (flag_show_column): Enable by default.
14307 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
14309 * alias.c (find_base_term): Check for NULL term before returning.
14311 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14313 Revert due to PR40320:
14314 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14315 * calls.c (emit_library_call_value_1): Don't force_operand for move
14318 2009-06-01 Olivier Hainque <hainque@adacore.com>
14319 Eric Botcazou <ebotcazou@adacore.com>
14321 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
14322 to be processed as a bitfield for constructor output purposes.
14323 * output.h (initializer_constant_valid_for_bitfield_p): Declare
14325 * varasm.c (oc_local_state): New type, output_constructor
14326 local state to support communication with helpers.
14327 (oc_outer_state): New type, output_constructor outer state of
14328 relevance in recursive calls.
14329 (output_constructor_array_range): New output_constructor helper,
14330 extracted code for an array range element.
14331 (output_constructor_regular_field): New output_constructor helper,
14332 extracted code for an element that is not a bitfield.
14333 (output_constructor_bitfield): New output_constructor helper,
14334 extracted code for a bitfield element. Accept an OUTER state
14335 argument for recursive processing. Recurse on record or array
14336 CONSTRUCTOR values, possibly past noop conversions.
14337 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
14338 VALUE is a valid constant-valued expression for use in a static
14339 bit-field initializer.
14340 (output_constructor): Rework to use helpers. Accept and honor an
14341 OUTER state argument for recursive calls. Return total size. Be
14342 prepared for nested constructors initializing bitfields.
14343 (output_constant): Feed OUTER in calls to output_constructor.
14345 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14347 * calls.c (emit_library_call_value_1): Don't force_operand for move
14350 2009-06-01 Nick Clifton <nickc@redhat.com>
14352 * doc/invoke.texi (IA-64 Options): Fix typo.
14354 2009-06-01 Ira Rosen <irar@il.ibm.com>
14356 PR tree-optimization/39129
14357 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
14359 (vect_do_peeling_for_loop_bound): Use
14360 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
14361 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
14362 (vect_loop_versioning): Likewise.
14363 (vect_create_cond_for_alias_checks): Fix indentation.
14364 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
14366 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
14367 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
14368 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
14369 "control flow in loop".
14370 (vect_estimate_min_profitable_iters): Use
14371 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
14372 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
14373 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
14374 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
14375 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
14376 statement belongs to a group of strided accesses with the exact code
14378 (vectorizable_load): Likewise.
14379 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
14380 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
14382 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
14384 * config/freebsd-stdint.h: New file.
14385 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
14386 Add freebsd-stdint.h to tm_file.
14388 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
14390 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
14391 (thumb2_extendhidi2): Likewise.
14393 2009-05-31 Ian Lance Taylor <iant@google.com>
14395 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
14397 2009-05-31 Ian Lance Taylor <iant@google.com>
14399 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
14400 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
14401 (ipa-reference.o): Depend upon gt-ipa-reference.h.
14403 2009-05-31 Jason Merrill <jason@redhat.com>
14405 * tree-pretty-print.c (print_call_name): Take the callee, not the
14406 call itself. Make non-static. Use dump_function_name for functions.
14407 (dump_generic_node): Adjust.
14408 * diagnostic.h: Declare print_call_name.
14409 * gimple-pretty-print.c (dump_gimple_call): Use it.
14411 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
14413 * config/sh/sh.md (ashldi3_std): New define_expand.
14416 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
14419 * config/sh/sh.c: Include debug.h.
14420 (sh_expand_epilogue): Emit a blockage insn before the frame
14421 pointer adjustment also when dwarf2out_do_frame returns true.
14423 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
14425 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
14426 (thumb2_extendqidi2): New pattern.
14428 2009-05-31 Ira Rosen <irar@il.ibm.com>
14430 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
14431 mark phis for renaming.
14432 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
14433 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
14434 Call mark_sym_for_renaming.
14435 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
14436 * tree-vect-loop.c (vect_transform_loop): Remove
14437 vect_memsyms_to_rename initialization and a call to
14438 mark_set_for_renaming.
14440 2009-05-31 Jakub Jelinek <jakub@redhat.com>
14442 PR middle-end/40304
14443 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
14444 frame related even if !set_cfa && style < 0.
14446 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
14448 * config/i386/mingw-tls.c: New file.
14449 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
14450 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
14451 defining _WIN32 but not __CYGWIN__.
14453 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14455 * configure.ac: Add MPC support.
14457 * config.in, configure: Regenerate.
14459 2009-05-29 Richard Henderson <rth@redhat.com>
14461 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
14462 NOTE_INSN_BASIC_BLOCK.
14463 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
14464 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
14465 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
14467 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
14469 (add_cfi): Disable check redefining cfa away from drap.
14470 (lookup_cfa_1): Add remember argument; handle remember/restore.
14471 (lookup_cfa): Pass remember argument.
14472 (cfa_remember): New.
14473 (compute_barrier_args_size_1): Remove sibcall check.
14474 (dwarf2out_frame_debug_def_cfa): New.
14475 (dwarf2out_frame_debug_adjust_cfa): New.
14476 (dwarf2out_frame_debug_cfa_offset): New.
14477 (dwarf2out_frame_debug_cfa_register): New.
14478 (dwarf2out_frame_debug_cfa_restore): New.
14479 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
14480 (dwarf2out_begin_epilogue): New.
14481 (dwarf2out_frame_debug_restore_state): New.
14482 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
14483 DW_CFA_restore_state.
14484 (output_cfi_directive): Likewise.
14485 (convert_cfa_to_fb_loc_list): Likewise.
14486 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
14487 * dwarf2out.h: Update.
14488 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
14489 (copy_insn_1): Early out for null.
14490 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
14491 and dwarf2out_frame_debug_restore_state.
14492 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
14493 (prologue_insn_hash, epilogue_insn_hash): New.
14494 (free_after_compilation): Adjust freeing accordingly.
14495 (record_insns): Create hash table if needed; push insns into
14496 hash instead of array.
14497 (maybe_copy_epilogue_insn): New.
14498 (contains): Search hash table instead of array.
14499 (sibcall_epilogue_contains): Remove.
14500 (thread_prologue_and_epilogue_insns): Split eh_return insns
14501 and mark them as epilogues.
14502 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
14503 scanning in terms of basic blocks.
14504 * insn-notes.def (CFA_RESTORE_STATE): New.
14505 * jump.c (returnjump_p_1): Accept EH_RETURN.
14506 (eh_returnjump_p_1, eh_returnjump_p): New.
14507 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
14508 CFA_REGISTER, CFA_RESTORE): New.
14509 * rtl.def (EH_RETURN): New.
14510 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
14512 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
14513 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
14515 * config/i386/i386.c (gen_push): Update cfa state.
14516 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
14517 add a CFA_ADJUST_CFA note.
14518 (ix86_dwarf_handle_frame_unspec): Remove.
14519 (ix86_expand_prologue): Update cfa state.
14520 (ix86_emit_restore_reg_using_pop): New.
14521 (ix86_emit_restore_regs_using_pop): New.
14522 (ix86_emit_leave): New.
14523 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
14524 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
14525 * config/i386/i386.h (struct machine_cfa_state): New.
14526 (ix86_cfa_state): New.
14527 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
14528 (eh_return_internal): Merge from eh_return_<mode>,
14529 use eh_return rtx, split w/ epilogue.
14531 2009-05-29 Ian Lance Taylor <iant@google.com>
14533 * builtins.c (validate_gimple_arglist): Don't use va_arg with
14535 * calls.c (emit_library_call_value_1): Likewise.
14537 * c-typeck.c (c_build_va_arg): New function.
14538 * c-tree.h (c_build_va_arg): Declare.
14539 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
14540 instead of build_va_arg.
14542 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
14544 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
14545 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
14546 (ptr_difference_cost): Use affine combinations to compute it.
14547 (difference_cost): Likewise.
14548 (get_computation_cost_at): Compute more accurate cost for addresses
14549 if the ratio is a multiplier allowed in addresses.
14550 For non-addresses, consider that an additional offset or symbol is
14553 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14555 * config/i386/i386.c (ix86_decompose_address): Avoid useless
14556 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
14558 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
14559 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
14560 (prefix_rex): For UNIT_MMX don't imply the prefix by default
14562 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
14563 to 1 for TYPE_SSE{IADD1,CVT1}.
14564 (prefix_vex_imm8): Removed.
14565 (length_vex): Only pass 1 as second argument to
14566 ix86_attr_length_vex_default if prefix_extra is 0.
14567 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
14568 (length): For prefix vex computation use length_immediate
14569 attribute instead of prefix_vex_imm8.
14570 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
14571 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
14572 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
14573 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
14574 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
14575 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
14576 a space in between the operands.
14577 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
14578 if one operand is 0xff and the other one si, di, bp or sp.
14579 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
14580 other one si, di, bp or sp.
14581 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
14582 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
14583 type and mode attributes.
14584 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
14585 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
14586 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
14587 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
14588 prefix_data16 attribute iff MODE_DF.
14589 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
14590 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
14591 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
14592 constm128_operand in length_immediate computation.
14593 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
14594 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
14595 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
14596 length_immediate attribute to 1.
14597 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
14598 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
14599 for certain alternatives.
14600 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
14601 prefix_data16 attribute if MODE_V1DF.
14602 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
14603 length_immediate to 1.
14604 (set_got_rex64, set_rip_rex64): Remove length attribute, set
14605 length_address to 4, set mode attribute to MODE_DI.
14606 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
14607 (fxam<mode>2_i387): Set length attribute to 4.
14608 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
14609 *prefetch_3dnow_rex): Override length_address attribute.
14610 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
14612 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
14613 (constm128_operand): Removed.
14614 * config/i386/i386.c (memory_address_length): For
14615 disp && !index && !base in 64-bit mode account for SIB byte if
14616 print_operand_address can't optimize disp32 into disp32(%rip)
14617 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
14618 for fs: or gs: segment.
14619 (ix86_attr_length_immediate_default): When checking if shortform
14620 is possible, truncate immediate to the length of the non-shortened
14622 (ix86_attr_length_address_default): Ignore MEM_P operands
14624 (ix86_attr_length_vex_default): Only check for DImode on
14625 GENERAL_REG_P operands.
14626 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
14627 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
14628 (sse_cvttps2pi): Clear prefix_rep attribute.
14629 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
14631 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
14632 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
14633 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
14634 iff operand 2 is const_int_operand.
14635 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
14636 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
14637 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
14639 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
14641 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
14642 prefix_data16 attribute for movlpd and movhpd instructions.
14643 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
14644 length_immediate for shufpd instruction.
14645 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
14646 (avx_cmpp<avxmodesuffixf2c><mode>3,
14647 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
14648 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
14649 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
14650 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
14651 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
14652 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
14653 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
14654 prefix_data16 attribute for the first alternative to 1.
14655 (*avx_loadlps): Override length_immediate for the first alternative.
14656 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
14657 attributes for second alternative.
14658 (*vec_concatv2sf_sse4_1): Override length_immediate and
14659 prefix_data16 attributes for second alternative.
14660 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
14661 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
14662 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
14663 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
14664 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
14665 prefix_data16 and length_immediate to 1.
14666 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
14668 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
14669 prefix_extra attribute for variants that don't have 0f prefix alone.
14670 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
14671 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
14672 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
14673 *sse4_1_pextrd): Set length_immediate to 1.
14674 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
14675 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
14677 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
14678 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
14679 length_immediate to 1 for second alternative.
14680 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
14681 prefix_extra and length_immediate attributes for the first
14683 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
14685 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
14686 to 1 for the first and third alternative.
14687 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
14689 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
14691 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
14693 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
14694 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
14695 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
14696 *avx_psign<mode>3): Set prefix_extra attribute to 1.
14697 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
14698 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
14699 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
14700 ssse3_psign<mode>3): Override prefix_rex attribute.
14701 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
14702 (ssse3_palignrti): Override length_immediate to 1.
14703 (ssse3_palignrdi): Override length_immediate to 1, override
14704 prefix_rex attribute.
14705 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
14706 (sse4a_extrqi): Override length_immediate to 2.
14707 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
14708 (sse4a_insertq): Override prefix_data16 to 0.
14709 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
14710 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
14711 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
14712 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
14713 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
14714 and length_immediate to 1.
14715 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
14716 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
14717 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
14718 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
14719 and length_immediate to 1.
14720 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
14721 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
14722 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
14723 avx_ptest256): Override prefix_extra to 1.
14724 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
14725 Override prefix_data16 and length_immediate to 1.
14726 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
14727 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
14728 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
14729 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
14730 prefix_data16 to 0 and prefix_extra to 2.
14731 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
14732 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
14734 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
14735 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
14736 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
14737 and prefix_extra to 2.
14738 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
14739 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
14740 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
14741 avx_vpermilvar<mode>3,
14742 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
14743 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
14744 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
14745 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
14746 Override prefix_extra to 1.
14747 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
14748 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
14749 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
14750 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
14751 prefix_extra and length_immediate to 1.
14752 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
14754 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
14755 to 1 for the first alternative.
14756 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
14757 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
14759 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
14760 *movv2sf_internal_avx, *movv2sf_internal): Override
14761 prefix_rep attribute for certain alternatives.
14762 (*mov<mode>_internal): Override prefix_rep or prefix_data16
14763 attributes for certain alternatives.
14764 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
14765 attributes for certain alternatives.
14766 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
14767 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
14768 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
14769 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
14770 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
14771 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
14772 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
14773 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
14774 length_immediate to 1 if operand 2 is const_int_operand.
14775 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
14776 *vec_extractv2si_1): Set length_immediate attribute to 1.
14777 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
14778 using old 3DNOW insn rather than SSE/3DNOW_A.
14779 (mmx_emms, mmx_femms): Clear modrm attribute.
14781 2009-05-29 Martin Jambor <mjambor@suse.cz>
14783 * tree-sra.c: New implementation of SRA.
14785 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
14786 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
14787 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
14788 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
14789 (SRA_MAX_STRUCTURE_COUNT): Removed.
14790 (SRA_FIELD_STRUCTURE_RATIO): Removed.
14791 * doc/invoke.texi (sra-max-structure-size): Removed.
14792 (sra-field-structure-ratio): Removed.
14794 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14796 PR middle-end/40291
14797 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
14800 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
14802 PR rtl-optimization/40101
14803 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
14804 seqno. Adjust comment.
14805 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
14806 inserting bookkeeping before a jump, the jump is not scheduled.
14807 When no positive seqno found, provide a value. Add comment.
14809 2009-05-29 Richard Guenther <rguenther@suse.de>
14811 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
14812 short-cutting on the first component.
14814 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14816 PR middle-end/39958
14817 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
14818 for trees other than decls/types.
14820 2009-05-29 Richard Guenther <rguenther@suse.de>
14822 * tree-ssa-operands.c (get_expr_operands): Do not handle
14823 INDIRECT_REFs in the handled-component case. Remove
14824 unused get_ref_base_and_extent case.
14825 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
14826 tree_low_cst and host_integerp where possible.
14827 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
14828 codes for equivalence.
14829 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
14831 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
14833 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
14834 to tmake_file for i[34567]86-*-cygwin*.
14836 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14839 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
14840 (altivec_categorize_keyword, init_vector_keywords,
14841 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
14844 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
14846 * tree.c (handle_dll_attribute): Check if node is
14847 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
14849 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
14851 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
14853 (thumb2_zero_extendqidi2): Likewise.
14855 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
14857 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
14858 instead of gen_movrt.
14859 * config/sh/sh.md (movrt): Remove.
14861 2009-05-28 Steve Ellcey <sje@cup.hp.com>
14863 * doc/invoke.texi (IA-64 Options):
14864 Add -msdata, -mfused-madd, -mno-inline-float-divide,
14865 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
14866 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
14867 -msched-prefer-non-control-spec-insns,
14868 -msched-stop-bits-after-every-cycle,
14869 -msched-count-spec-in-critical-path,
14870 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
14871 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
14872 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
14873 and -msched-spec-verbose.
14875 2009-05-28 Joseph Myers <joseph@codesourcery.com>
14877 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
14878 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
14880 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
14882 2009-05-28 Richard Guenther <rguenther@suse.de>
14884 * tree-ssa-alias.c (ao_ref_init): New function.
14885 (ao_ref_base): Likewise.
14886 (ao_ref_base_alias_set): Likewise.
14887 (ao_ref_alias_set): Likewise.
14888 (refs_may_alias_p_1): Change signature.
14889 (refs_may_alias_p): Adjust.
14890 (refs_anti_dependent_p): Likewise.
14891 (refs_output_dependent_p): Likewise.
14892 (call_may_clobber_ref_p_1): Change signature.
14893 (call_may_clobber_ref_p): Adjust.
14894 (stmt_may_clobber_ref_p_1): New function split out from ...
14895 (stmt_may_clobber_ref_p): ... here.
14896 (maybe_skip_until): Adjust signature.
14897 (get_continuation_for_phi): Likewise.
14898 (walk_non_aliased_vuses): Likewise.
14899 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
14900 (ao_ref_init): Declare.
14901 (ao_ref_base): Likewise.
14902 (ao_ref_alias_set): Likewise.
14903 (stmt_may_clobber_ref_p_1): Likewise.
14904 (walk_non_aliased_vuses): Adjust.
14905 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
14906 (get_ref_from_reference_ops): remove.
14907 (vn_reference_lookup_2): Adjust signature.
14908 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
14909 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
14910 (vn_reference_lookup): Adjust.
14911 (vn_reference_insert): Likewise.
14912 (vn_reference_insert_pieces): Adjust signature.
14913 (visit_reference_op_call): Adjust.
14914 * tree-ssa-pre.c (get_expr_type): Simplify.
14915 (phi_translate_1): Adjust.
14916 (compute_avail): Likewise.
14917 (translate_vuse_through_block): Do not re-build trees.
14918 (value_dies_in_block_x): Likewise.
14919 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
14921 (vn_reference_lookup_pieces): Adjust declaration.
14922 (vn_reference_insert_pieces): Likewise.
14924 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
14926 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
14927 with checking disabled.
14929 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
14933 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
14934 macro definition for support of three-operand format aligned
14935 .comm directive in assembler on cygwin/pe/mingw target OS.
14936 * configure: Regenerate.
14937 * config.h: Regenerate.
14939 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
14940 aligned form of .comm directive if -mpe-aligned-commons is in effect.
14941 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
14943 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
14944 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
14946 2009-05-28 Ira Rosen <irar@il.ibm.com>
14948 PR tree-optimization/40254
14949 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
14950 in analysis of basic blocks.
14952 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
14954 PR middle-end/33699
14955 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
14956 * target-def.h (TARGET_CONST_ANCHOR): New macro.
14957 (TARGET_INITIALIZER): Use it.
14958 * cse.c (CHEAPER): Move it up to the other macros.
14959 (insert): Rename this ...
14960 (insert_with_costs): ... to this. Add cost parameters. Update
14962 (insert): New function. Call insert_with_costs.
14963 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
14964 find_reg_offset_for_const, try_const_anchors): New functions.
14965 (cse_insn): Call try_const_anchors. Adjust cost of src_related
14966 when using a const-anchor. Call insert_const_anchors.
14967 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
14968 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
14970 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
14972 * tree-inline.c (remap_decls): Enable nonlocalized variables
14973 when not optimizing.
14975 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
14977 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
14978 Simplify other tests involving optimize.
14980 2009-05-27 Tom Tromey <tromey@redhat.com>
14982 * unwind-dw2.c (_Unwind_DebugHook): New function.
14983 (uw_install_context): Call _Unwind_DebugHook.
14985 2009-05-27 Tom Tromey <tromey@redhat.com>
14987 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
14989 2009-05-27 Ian Lance Taylor <iant@google.com>
14991 * Makefile.in (LINKER, LINKER_FLAGS): Define.
14992 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
14993 (ALL_LINKERFLAGS): Define.
14994 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
14995 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
14996 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
14997 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
14998 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
14999 $(LINKER_FOR_BUILD).
15000 (build/gcov-iov$(build_exeext)): Likewise.
15002 2009-05-27 Julian Brown <julian@codesourcery.com>
15004 * gcse.c (target.h): Include.
15005 (can_assign_to_reg_without_clobbers_p): Check that the target allows
15006 copy of argument to a pseudo register.
15008 2009-05-27 Diego Novillo <dnovillo@google.com>
15010 * tree-ssa-live.c (dump_scope_block): Document arguments.
15011 (dump_scope_blocks): Document.
15012 (debug_scope_blocks): New.
15013 * tree-flow.h (debug_scope_blocks): Declare.
15015 2009-05-21 Denis Chertykov <denisc@overta.ru>
15017 * doc/contrib.texi (Contributors): Add myself to the list.
15019 2009-05-27 Olivier Hainque <hainque@adacore.com>
15021 * expr.c (target_align): New function. Alignment the TARGET of an
15022 assignment may be assume to have.
15023 (highest_pow2_factor_for_target): Use it instead of relying on
15024 immediate tree attributes of TARGET, not necessarily honored when
15025 intermediate bitfields are involved.
15027 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
15030 * config/i386/driver-i386.c (host_detect_local_cpu): Support
15031 AVX, SSE4, AES, PCLMUL and POPCNT.
15033 2009-05-27 Diego Novillo <dnovillo@google.com>
15035 * tree-pretty-print.c (dump_location): New.
15036 (dump_generic_node): Call it.
15037 Factor code to handle BLOCK nodes ...
15038 (dump_block_node): ... here.
15040 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
15042 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
15044 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
15046 * gcc-plugin.h: Include config.h and system.h.
15047 (IN_GCC): Define if not defined.
15049 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
15051 PR middle-end/40249
15052 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
15055 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
15057 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
15059 * config/m32r/m32r.h: Ditto.
15060 * config/m32r/m32r.md: Ditto.
15061 * config/m32r/predicates.md: Ditto.
15063 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
15065 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
15067 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
15070 (Loading plugins): typo.
15071 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
15072 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15073 (Interacting with the GCC Garbage Collector): Added new section.
15074 (Giving information about a plugin): Added new section for
15076 * ggc.h (ggc_register_root_tab): Added declaration.
15077 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
15078 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
15079 (register_callback): Improved comment in declaration.
15080 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
15081 (extra_root_vec) Added static variable for dynamic roots registration.
15082 (ggc_register_root_tab) Added new routine.
15083 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
15084 PLUGIN_GGC_MARKING event.
15085 * ggc-zone.c: Include plugin.h.
15086 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15087 * ggc-page.c: Include plugin.h.
15088 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15089 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
15090 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
15091 (register_callback): check lack of callbacks for
15092 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
15093 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
15094 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
15095 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15096 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
15097 dependency on plugin.h.
15098 (plugin.o): Added dependency on ggc.h...
15100 2009-05-26 Richard Guenther <rguenther@suse.de>
15102 PR middle-end/40248
15104 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
15105 with mismatched comparison modes.
15107 * expr.c (expand_expr_real_1): Expand the operand of a
15108 VIEW_CONVERT_EXPR in its natural mode.
15110 2009-05-26 Ian Lance Taylor <iant@google.com>
15112 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
15113 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
15114 (ALL_COMPILERFLAGS): Define.
15115 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
15116 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15117 (collect2$(exeext), collect2.o): Likewise.
15118 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
15119 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
15120 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
15121 (libbackend.o, intl.o, cppdefault.o): Likewise.
15122 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15123 (build/%.o): Use $(COMPILER_FOR_BUILD).
15124 (build/gen%$(build_exeext)): Likewise.
15125 (build/gcov-iov$(build_exeext)): LIkewise.
15126 * config/t-darwin (darwin.o): Use $(COMPILER).
15127 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
15128 * config/t-sol2 (sol2-c.o): Likewise.
15129 (sol2.o): Likewise.
15130 * config/t-vxworks (vxworks.o): Likewise.
15131 * config/x-darwin (host-darwin.o): Likewise.
15132 * config/x-hpux (host-hpux.o): Likewise.
15133 * config/x-linux (host-linux.o): Likewise.
15134 * config/x-solaris (host-solaris.o): Likewise.
15135 * config/alpha/x-alpha (driver-alpha.o): Likewise.
15136 * config/arm/t-arm (arm-c.o): Likewise.
15137 * config/arm/t-pe (pe.o): Likewise.
15138 * config/arm/t-wince-pe (pe.o): Likewise.
15139 * config/i386/t-cygming (winnt.o): Likewise.
15140 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
15141 * config/i386/t-cygwin (cygwin1.o): Likewise.
15142 (cygwin2.o): Likewise.
15143 * config/i386/t-i386 (i386-c.o): Likewise.
15144 * config/i386/t-interix (winnt.o): Likewise.
15145 * config/i386/t-netware (netware.o): Likewise.
15146 * config/i386/t-nwld (nwld.o): Likewise.
15147 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
15148 * config/i386/x-i386 (driver-i386.o): Likewise.
15149 * config/i386/x-cygwin (host-cygwin.o): Likewise.
15150 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
15151 * config/ia64/t-ia64 (ia64-c.o): Likewise.
15152 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
15153 * config/mips/x-native (driver-native.o): Likewise.
15154 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
15155 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
15156 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
15157 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
15158 * config/score/t-score-elf (score7.o): Likewise.
15159 (score3.o): Likewise.
15160 * config/sh/t-sh (sh-c.o): Likewise.
15161 * config/sh/t-symbian (sh-c.o): Likewise.
15162 (symbian.o): Likewise.
15163 * config/spu/t-spu-elf (spu-c.o): Likewise.
15164 * config/v850/t-v850 (v850-c.o): Likewise.
15165 * config/v850/t-v850e (v850-c.o): Likewise.
15167 2009-05-26 Richard Guenther <rguenther@suse.de>
15169 PR tree-optimization/40122
15170 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
15171 VECTOR_CSTs if possible.
15172 (fold_gimple_assign): Likewise.
15174 2009-05-26 Richard Guenther <rguenther@suse.de>
15176 PR middle-end/40252
15177 * fold-const.c (fold_binary): Use the correct types for building
15180 2009-05-26 Richard Guenther <rguenther@suse.de>
15182 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
15183 redundant calls to merge_alias_info.
15184 (bump_vector_ptr): Likewise.
15185 * tree-ssa-copy.c (merge_alias_info): Remove.
15186 (replace_exp_1): Remove call to merge_alias_info.
15187 (propagate_tree_value): Likewise.
15188 (fini_copy_prop): Propagate points-to info.
15189 * tree-flow.h (merge_alias_info): Remove.
15191 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
15193 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
15195 2009-05-25 Jan Hubicka <jh@suse.cz>
15197 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
15198 * cgraph.h (struct inline_summary): New filed self_wize,
15199 size_inlining_benefit, self_time and time_inlining_benefit.
15200 (struct cgraph_global_info): Replace insns by time ans size fields.
15201 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
15202 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
15203 (ipcp_update_callgraph): Do not touch function bodies.
15204 * ipa-inline.c: Include except.h
15205 (MAX_TIME): New constant.
15206 (overall_insns): Remove.
15207 (leaf_node_p): New.
15208 (overall_size, max_benefit): New static variables.
15209 (cgraph_estimate_time_after_inlining): New function.
15210 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
15211 (cgraph_clone_inlined_nodes): Update size.
15212 (cgraph_mark_inline_edge): Update size.
15213 (cgraph_estimate_growth): Use size info.
15214 (cgraph_check_inline_limits): Check size.
15215 (cgraph_default_inline_p): Likewise.
15216 (cgraph_edge_badness): Compute badness based on benefit and size cost.
15217 (cgraph_decide_recursive_inlining): Check size.
15218 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
15220 (cgraph_decide_inlining): Likewise.
15221 (cgraph_decide_inlining_incrementally): Likewise; honor
15222 PARAM_EARLY_INLINING_INSNS.
15223 (likely_eliminated_by_inlining_p): New predicate.
15224 (estimate_function_body_sizes): New function.
15225 (compute_inline_parameters): Use it.
15226 * except.c (must_not_throw_labels): New function.
15227 * except.h (must_not_throw_labels): Declare.
15228 * tree-inline.c (init_inline_once): Kill inlining_weigths
15229 * tree-ssa-structalias.c: Avoid uninitialized warning.
15230 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
15231 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
15232 (PARAM_INLINE_CALL_COST): Remove.
15233 (PARAM_EARLY_INLINING_INSNS): New.
15235 2009-05-25 Richard Guenther <rguenther@suse.de>
15237 PR tree-optimization/36327
15238 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
15239 callback for reference translation or lookup at the point of may-defs.
15240 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
15241 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
15242 for union COMPONENT_REFs.
15243 (vn_reference_lookup_3): New callback. Lookup from memset
15244 and CONSTRUCTOR assignment, translate through struct copies.
15245 (vn_reference_lookup_pieces): Make sure to not free the
15246 passed operands array. Adjust walk_non_aliased_vuses call.
15247 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
15248 make sure we do not leak memory.
15250 2009-05-25 Richard Guenther <rguenther@suse.de>
15252 * tree-ssa-alias.h (dump_points_to_solution): Declare.
15253 * tree-inline.c (expand_call_inline): Reset the escaped and
15254 callused solutions.
15255 * tree-ssa-structalias.c (pass_build_ealias): New.
15256 * tree-pass.h (pass_build_ealias): Declare.
15257 * passes.c (init_optimization_passes): Add PTA during
15258 early optimizations.
15259 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
15260 and CALLUSED solutions.
15261 (dump_points_to_solution): New function, split out from ...
15262 (dump_points_to_info_for): ... here.
15263 * tree-parloops.c (parallelize_loops): Reset the escaped and
15264 callused solutions.
15266 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15269 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
15270 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
15272 2009-05-25 Ira Rosen <irar@il.ibm.com>
15274 PR tree-optimization/40238
15275 * tree-vect-stmts.c (vect_init_vector): Insert initialization
15276 statements after basic block's labels.
15277 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
15278 to free the allocated memory.
15280 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
15282 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
15283 return address with a USE.
15285 2009-05-24 Richard Guenther <rguenther@suse.de>
15287 PR middle-end/40233
15288 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
15289 array type from the main variant of the inner type.
15291 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
15293 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
15294 definition to bool (from int) to un-break build.
15295 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
15297 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
15299 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
15300 discard_stmt_changes): Delete.
15301 * tree-ssa-operands.c (scb_stack): Delete.
15302 (init_ssa_operands): Do not initialize it.
15303 (fini_ssa_operands): Do not free it.
15304 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
15306 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
15307 update_stmt, remove the others. Fix comments.
15308 * tree-dfa.c (optimize_stack_restore): Likewise.
15309 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
15310 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
15311 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
15312 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
15314 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
15315 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
15316 (dom_opt_finalize_block): Likewise, adjusting access to
15318 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
15319 (stmts_to_rescan): Change item type to gimple.
15320 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
15322 2009-05-24 Ira Rosen <irar@il.ibm.com>
15324 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
15325 * tree-pass.h (pass_slp_vectorize): New pass.
15326 * params.h (SLP_MAX_INSNS_IN_BB): Define.
15327 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
15328 * tree-vectorizer.c (timevar.h): Include.
15329 (user_vect_verbosity_level): Declare.
15330 (vect_location): Fix comment.
15331 (vect_set_verbosity_level): Update user_vect_verbosity_level
15332 instead of vect_verbosity_level.
15333 (vect_set_dump_settings): Add an argument. Ignore user defined
15334 verbosity if dump flags require higher level of verbosity. Print to
15335 stderr only for loop vectorization.
15336 (vectorize_loops): Update call to vect_set_dump_settings.
15337 (execute_vect_slp): New function.
15338 (gate_vect_slp): Likewise.
15339 (struct gimple_opt_pass pass_slp_vectorize): New.
15340 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
15341 access its members.
15342 (vec_info_for_bb): New function.
15343 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
15344 (VECTORIZATION_ENABLED): New macro.
15345 (SLP_ENABLED, SLP_DISABLED): Likewise.
15346 (vect_is_simple_use): Add bb_vec_info argument.
15347 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
15348 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
15349 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
15350 vect_schedule_slp, vect_analyze_slp): Likewise.
15351 (vect_analyze_stmt): Add slp_tree argument.
15352 (find_bb_location): Declare.
15353 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
15354 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
15355 (vect_analyze_loop_operations, vect_analyze_loop,
15356 get_initial_def_for_induction, vect_create_epilog_for_reduction,
15357 vect_finalize_reduction, vectorizable_reduction,
15358 vectorizable_live_operation, vect_transform_loop): Likewise.
15359 * tree-data-ref.c (dr_analyze_innermost): Update comment,
15360 skip evolution analysis if analyzing a basic block.
15361 (dr_analyze_indices): Likewise.
15362 (initialize_data_dependence_relation): Skip the test whether the
15363 object is invariant for basic blocks.
15364 (compute_all_dependences): Skip dependence analysis for data
15365 references in basic blocks.
15366 (find_data_references_in_stmt): Don't fail in case of invariant
15367 access in basic block.
15368 (find_data_references_in_bb): New function.
15369 (find_data_references_in_loop): Move code to
15370 find_data_references_in_bb and add a call to it.
15371 (compute_data_dependences_for_bb): New function.
15372 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
15373 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
15375 (vect_analyze_data_ref_dependence): Check for interleaving in case of
15376 unknown dependence in basic block and fail in case of dependence in
15378 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
15379 dependence instances from either loop or basic block vectorization
15381 (vect_compute_data_ref_alignment): Check if it is loop vectorization
15382 before calling nested_in_vect_loop_p.
15383 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
15384 dependence instances from either loop or basic block vectorization
15386 (vect_verify_datarefs_alignment): Likewise.
15387 (vect_enhance_data_refs_alignment): Adjust function calls.
15388 (vect_analyze_data_refs_alignment): Likewise.
15389 (vect_analyze_group_access): Fix printing. Skip different checks if
15390 DR_STEP is 0. Keep strided stores either in loop or basic block
15391 vectorization data structure. Fix indentation.
15392 (vect_analyze_data_ref_access): Fix comments, allow zero step in
15394 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
15395 dependence instances from either loop or basic block vectorization
15397 (vect_analyze_data_refs): Update comment. Call
15398 compute_data_dependences_for_bb to analyze basic blocks.
15399 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
15400 case of loop vectorization. In case of basic block vectorization use
15401 data-ref itself as a base.
15402 (vect_create_data_ref_ptr): In case of basic block vectorization:
15403 don't advance the pointer, add new statements before the current
15404 statement. Adjust function calls.
15405 (vect_supportable_dr_alignment): Support only aligned accesses in
15406 basic block vectorization.
15407 * common.opt (ftree-slp-vectorize): New flag.
15408 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
15409 (vect_pattern_recog_1): Likewise.
15410 * tree-vect-stmts.c (process_use): Likewise.
15411 (vect_init_vector): Add new statements in the beginning of the basic
15412 block in case of basic block SLP.
15413 (vect_get_vec_def_for_operand): Adjust function calls.
15414 (vect_finish_stmt_generation): Likewise.
15415 (vectorizable_call): Add assert that it is loop vectorization, adjust
15417 (vectorizable_conversion, vectorizable_assignment): Likewise.
15418 (vectorizable_operation): In case of basic block SLP, take
15419 vectorization factor from statement's type and skip the relevance
15420 check. Adjust function calls.
15421 (vectorizable_type_demotion): Add assert that it is loop
15422 vectorization, adjust function calls.
15423 (vectorizable_type_promotion): Likewise.
15424 (vectorizable_store): Check for outer loop only in case of loop
15425 vectorization. Adjust function calls. For basic blocks, skip the
15426 relevance check and don't advance pointers.
15427 (vectorizable_load): Likewise.
15428 (vectorizable_condition): Add assert that it is loop vectorization,
15429 adjust function calls.
15430 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
15431 that it is not reduction, get vector type, call only supported
15432 functions, skip loop specific parts.
15433 (vect_transform_stmt): Check for outer loop only in case of loop
15435 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
15436 (vect_is_simple_use): Fix comment, add new argument, fix conditions
15437 for external definition.
15438 * passes.c (pass_slp_vectorize): New pass.
15439 * tree-vect-slp.c (find_bb_location): New function.
15440 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
15441 check for patterns only in loops.
15442 (vect_build_slp_tree): Add argument, adjust function calls, fail in
15443 case of multiple types in basic block SLP.
15444 (vect_mark_slp_stmts_relevant): New function.
15445 (vect_supported_load_permutation_p): Fix comment.
15446 (vect_analyze_slp_instance): Add argument. In case of basic block
15447 SLP, take vectorization factor from statement's type, check that
15448 unrolling factor is 1. Adjust function call. Save SLP instance in
15449 either loop or basic block vectorization structure. Return FALSE,
15451 (vect_analyze_slp): Add argument. Get strided stores groups from
15452 either loop or basic block vectorization structure. Return FALSE
15453 if basic block SLP failed.
15454 (new_bb_vec_info): New function.
15455 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
15456 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
15457 (vect_schedule_slp): Add argument. Get SLP instances from either
15458 loop or basic block vectorization structure. Set vectorization factor
15459 to be 1 for basic block SLP.
15460 (vect_slp_transform_bb): New function.
15461 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
15463 2009-05-23 Mark Mitchell <mark@codesourcery.com>
15465 * final.c (shorten_branches): Do not align labels for jump tables.
15466 (final_scan_insn): Use JUMP_TABLE_DATA_P.
15468 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
15470 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
15471 Remove outdated reference to flow.c and fix nits.
15472 * doc/gccint.texi: Tweak RTL description.
15473 * doc/rtl.texi: Likewise.
15475 2009-05-23 Denis Chertykov <chertykov@gmail.com>
15477 * config/avr/avr.c: Change my email address.
15478 * config/avr/avr.h: Likewise.
15479 * config/avr/avr.md: Likewise.
15480 * config/avr/avr-protos.h: Likewise.
15481 * config/avr/libgcc.S: Likewise.
15483 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
15485 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
15486 (spu_split_load, spu_split_store): Change return type to int.
15487 (spu_split_convert): Declare.
15488 * config/spu/predicates.md (spu_mem_operand): Remove.
15489 (spu_mov_operand): Update.
15490 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
15491 * config/spu/spu.c (regno_aligned_for_load): Remove.
15492 (reg_aligned_for_addr, spu_expand_load): Define.
15493 (spu_expand_extv): Reimplement and handle MEM.
15494 (spu_expand_insv): Handle MEM.
15495 (spu_sched_reorder): Handle insn's with length 0.
15496 (spu_legitimate_address_p): Reimplement.
15497 (store_with_one_insn_p): Return TRUE for any mode with size
15498 larger than 16 bytes.
15499 (address_needs_split): Define.
15500 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
15502 (spu_convert_move): Define.
15503 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
15504 (spu_split_store): Change all MEM's to TImode.
15505 (spu_init_expanders): Preallocate registers that correspond to
15506 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
15508 (spu_split_convert): Define.
15509 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
15510 (_move<mode>, _movdi, _movti): Update predicate and condition.
15511 (load, store): Change to define_split.
15512 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
15514 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
15515 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
15516 define_insn_and_split of lshr<mode>3.
15517 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
15518 (<v>ashr<mode>3_imm): Define.
15519 (extv, extzv, insv): Allow MEM operands.
15520 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
15521 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
15522 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
15523 (_spu_convert2): Change to define_insn_and_split and remove the
15524 corresponding define_peephole2.
15525 (stack_protect_set, stack_protect_test, stack_protect_test_si):
15526 Change predicates to memory_operand.
15528 2009-05-22 Mark Mitchell <mark@codesourcery.com>
15530 * config/arm/thumb2.md: Add 16-bit multiply instructions.
15532 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
15534 PR tree-optimization/40219
15535 * tree.c (iterative_hash_expr): Make sure the builtin function is
15536 a normal builtin function and not a front end or back end builtin
15537 before indexing into the built_in_decls array.
15539 2009-05-22 Richard Guenther <rguenther@suse.de>
15541 PR middle-end/38964
15542 * alias.c (write_dependence_p): Do not use TBAA for answering
15543 anti-dependence or output-dependence.
15544 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
15545 (emit_pointer_definition): Remove.
15546 (emit_alias_warning): Likewise.
15547 (find_what_var_points_to): Remove TBAA pruning code.
15548 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
15550 (compute_points_to_sets): Remove code computing the set of
15551 dereferenced pointers.
15552 * tree-data-ref.c (dr_may_alias_p): Properly use the split
15553 oracle for querying anti and output dependencies.
15554 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
15555 if TBAA may be applied.
15556 (refs_anti_dependent_p): New function.
15557 (refs_output_dependent_p): Likewise.
15558 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
15559 (refs_output_dependent_p): Likewise.
15560 * doc/tree-ssa.texi (Memory model): New section.
15561 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
15562 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
15563 * cfgexpand.c (expand_gimple_basic_block): Do not handle
15564 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
15565 * expr.c (expand_expr_real_1): Likewise.
15566 * gimple-low.c (lower_stmt): Likewise.
15567 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
15568 (dump_gimple_cdt): Remove.
15569 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
15570 (gimple_size): Likewise.
15571 (walk_gimple_op): Likewise.
15572 (is_gimple_stmt): Likewise.
15573 (walk_stmt_load_store_addr_ops): Likewise.
15574 (gimple_build_cdt): Remove.
15575 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
15576 * gimple.h (gimple_cdt_new_type): Remove.
15577 (gimple_cdt_new_type_ptr): Likewise.
15578 (gimple_cdt_set_new_type): Likewise.
15579 (gimple_cdt_location): Likewise.
15580 (gimple_cdt_location_ptr): Likewise.
15581 (gimple_cdt_set_location): Likewise.
15582 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
15583 * tree-cfg.c (remove_useless_stmts_1): Do not handle
15584 GIMPLE_CHANGE_DYNAMIC_TYPE.
15585 (verify_types_in_gimple_stmt): Likewise.
15586 * tree-inline.c (estimate_num_insns): Likewise.
15587 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
15588 (copy_decl_to_var): Likewise.
15589 (copy_result_decl_to_var): Likewise.
15590 * tree-pretty-print.c (dump_generic_node): Do not handle
15591 CHANGE_DYNAMIC_TYPE_EXPR.
15592 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
15593 * tree-ssa-operands.c (get_expr_operands): Likewise.
15594 * tree-ssa-structalias.c (struct variable_info): Remove
15595 no_tbaa_pruning member.
15596 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
15597 (unify_nodes): Do not copy it.
15598 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
15599 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
15600 (set_uids_in_ptset): Do not check it.
15601 (find_what_var_points_to): Likewise.
15602 (compute_tbaa_pruning): Remove.
15603 (compute_points_to_sets): Do not call it.
15604 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
15605 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
15606 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
15607 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
15608 (DECL_NO_TBAA_P): Likewise.
15609 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
15610 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
15611 (expand_omp_atomic_pipeline): Do not set it.
15612 * print-tree.c (print_node): Do not dump it.
15613 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
15616 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
15619 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
15622 2009-05-22 Mark Mitchell <mark@codesourcery.com>
15624 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
15627 2009-05-22 Ben Elliston <bje@au.ibm.com>
15629 * Makefile.in (bversion.h, s-bversion): New targets.
15630 (TOPLEV_H): Add bversion.h.
15631 * toplev.h: Include "bversion.h".
15632 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
15633 the __format__ attribute only if compiling with the same version
15634 of GCC as the sources (the "build version").
15636 2009-05-22 Ben Elliston <bje@au.ibm.com>
15638 * c-format.c (handle_format_attribute): Fix comment typo.
15640 2009-05-21 Steve Ellcey <sje@cup.hp.com>
15643 * config/ia64/ia64.opt (mfused-madd): New.
15644 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
15645 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
15646 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
15647 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
15648 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
15649 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
15650 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
15651 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
15652 instruction if !TARGET_FUSED_MADD.
15653 (fpma, fpms): Remove colon from name.
15655 2009-05-22 Richard Guenther <rguenther@suse.de>
15657 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
15658 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
15659 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
15661 (create_expression_by_pieces): Only convert if necessary.
15662 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
15663 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
15665 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
15667 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
15668 regular pattern from a template and rename it ...
15669 (*extzv_truncsi_exts): ... to this.
15671 2009-05-21 Richard Guenther <rguenther@suse.de>
15673 * cgraph.h (struct cgraph_node): Remove inline_decl member.
15674 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
15675 (cgraph_default_inline_p): Likewise.
15676 (cgraph_decide_inlining_incrementally): Likewise.
15678 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
15679 Uros Bizjak <ubizjak@gmail.com>
15681 * config/i386/cpuid.h (bit_MOVBE): New.
15683 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
15685 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
15686 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
15687 (ix86_handle_option): Handle OPT_mmovbe.
15688 (ix86_target_string): Add -mmovbe.
15689 (pta_flags): Add PTA_MOVBE.
15690 (processor_alias_table): Add PTA_MOVBE to "atom".
15691 (override_options): Handle PTA_MOVBE.
15693 * config/i386/i386.h (TARGET_MOVBE): New.
15695 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
15696 (*bswapsi_movbe): New.
15697 (*bswapdi_movbe): Likewise.
15698 (bswapdi2): Renamed to ...
15699 (*bswapdi_1): This.
15700 (bswapdi2): New expander.
15702 * config/i386/i386.opt (mmovbe): New.
15704 * doc/invoke.texi: Document -mmovbe.
15706 2009-05-21 Taras Glek <tglek@mozilla.com>
15708 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
15709 * gcc-plugin.h (plugin_init): Updated signature.
15710 * gcc-plugin.h (plugin_name_args): Moved to this header.
15711 * doc/plugins.texi (plugin_init): Updated documention to reflect
15713 * doc/plugins.texi (plugin_name_args): Added to documention.
15715 2009-05-21 Mark Mitchell <mark@codesourcery.com>
15717 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
15718 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
15720 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
15722 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
15723 JUMP_TABLE_DATA_P predicates where applicable.
15724 * config/i386/predicates.md: Ditto.
15725 * config/i386/sse.md: Ditto.
15727 2009-05-21 Jakub Jelinek <jakub@redhat.com>
15729 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
15730 operand2 -128 override length_immediate attribute to 1.
15731 * config/i386/predicates.md (constm128_operand): New predicate.
15733 * config/i386/i386.c (memory_address_length): Handle %r12
15734 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
15736 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
15737 mode look through optional ZERO_EXTEND and SUBREG.
15738 * config/i386/i386.md (R12_REG): New define_constant.
15739 (prefix_data16): For sse unit set also for MODE_TI insns.
15740 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
15741 insns set if operand 1 is ext_QIreg_operand.
15742 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
15743 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
15745 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
15746 mode from MODE_DI to MODE_SI.
15747 (movdi_1_rex64): Override modrm and length_immediate attributes
15748 only for movabs (TYPE_IMOV, alternative 2).
15749 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
15750 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
15751 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
15752 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
15753 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
15754 prefix_rex attribute if DImode.
15755 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
15756 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
15757 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
15758 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
15759 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
15760 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
15761 Likewise. For TYPE_IMOV clear length_immediate attribute.
15762 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
15763 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
15764 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
15765 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
15766 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
15767 or one operand TYPE_ISHIFT.
15768 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
15769 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
15770 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
15771 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
15772 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
15773 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
15774 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
15775 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
15776 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
15777 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
15778 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
15779 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
15780 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
15781 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
15782 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
15783 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
15784 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
15785 set mode attribute, don't override length attribute.
15786 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
15788 (return_internal_long): Set length attribute to 2 instead of 1.
15789 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
15790 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
15791 prefix_rex attribute.
15792 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
15794 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
15796 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15798 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
15800 2009-05-20 Ian Lance Taylor <iant@google.com>
15802 * tree.c (build_tree_list_vec_stat): New function.
15803 (ctor_to_vec): New function.
15804 (build_nt_call_vec): New function.
15805 (build_call_array): Change args to be a const pointer.
15806 (build_call_vec): New function.
15807 * tree.h (build_nt_call_vec): Declare.
15808 (build_tree_list_vec_stat): Declare.
15809 (build_tree_list_vec): Define.
15810 (build_call_array): Update declaration.
15811 (build_call_vec): Declare.
15812 (ctor_to_vec): Declare.
15813 * c-common.c (tree_vector_cache): New static variable.
15814 (make_tree_vector): New function.
15815 (release_tree_vector): New function.
15816 (make_tree_vector_single): New function.
15817 (make_tree_vector_copy): New function.
15818 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
15819 (make_tree_vector_single, make_tree_vector_copy): Declare.
15820 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
15821 (c_parser_expr_list): Don't manage cache here, instead call
15823 (c_parser_release_expr_list): Remove static function.
15824 (c_parser_vec_to_tree_list): Remove static function.
15825 (c_parser_attributes): Call build_tree_list_vec instead of
15826 c_parser_vec_to_tree_list. Call release_tree_vector instead of
15827 c_parser_release_expr_list.
15828 (c_parser_postfix_expression_after_primary): Likewise.
15829 (c_parser_objc_keywordexpr): Likewise.
15831 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
15833 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
15834 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
15835 TARGET_CONVERT_TO_TYPE.
15836 * hooks.c (hook_tree_const_tree_null): Define.
15837 * hooks.h (hook_tree_const_tree_null): Declare.
15838 * target.h (struct gcc_target): Add invalid_parameter_type,
15839 invalid_return_type, promoted_type, and convert_to_type fields.
15840 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
15841 (TARGET_INVALID_RETURN_TYPE): Define.
15842 (TARGET_PROMOTED_TYPE): Define.
15843 (TARGET_CONVERT_TO_TYPE): Define.
15844 (TARGET_INITIALIZER): Update for new fields.
15845 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
15846 (grokparms): Check targetm.invalid_parameter_type.
15847 * c-typeck.c (default_conversion): Check targetm.promoted_type.
15848 * c-convert.c (convert): Check targetm.convert_to_type.
15850 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
15852 * config/mips/mips.md (*extenddi_truncate<mode>,
15853 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
15855 (*extendhi_truncateqi): New define_insn_and_sptit.
15857 2009-05-20 Jakub Jelinek <jakub@redhat.com>
15859 PR middle-end/40204
15860 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
15861 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
15863 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
15865 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
15866 the operand of VIEW_CONVERT_EXPR.
15868 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
15870 * config/i386/driver-i386.c (host_detect_local_cpu): Check
15871 extended family and model for Intel processors. Support Intel Atom.
15873 2009-05-20 Olivier Hainque <hainque@adacore.com>
15875 * gstab.h (stab_code_type): Define, to be used instead of the
15876 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
15878 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
15879 occurrences by stab_code_type.
15880 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
15882 2009-05-20 Martin Jambor <mjambor@suse.cz>
15884 * tree-flow.h (insert_edge_copies_seq): Undeclare.
15885 (sra_insert_before): Likewise.
15886 (sra_insert_after): Likewise.
15887 (sra_init_cache): Likewise.
15888 (sra_type_can_be_decomposed_p): Likewise.
15889 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
15890 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
15891 (sra_insert_before): Likewise.
15892 (sra_insert_after): Likewise.
15893 (sra_init_cache): Likewise.
15894 (insert_edge_copies_seq): Made static and moved upwards.
15896 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
15899 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
15901 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
15902 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
15905 2009-05-20 Richard Guenther <rguenther@suse.de>
15907 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
15908 with mismatched comparison modes.
15910 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15912 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
15913 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
15914 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
15915 with shifts for Thumb2.
15916 (orsi_notsi): New for orn.
15917 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
15918 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
15919 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
15920 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
15921 Don't invert remainder for IOR.
15923 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
15925 PR tree-optimization/40087
15926 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
15927 number_of_iterations_ne): Rename never_infinite argument.
15928 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
15929 number_of_iterations_le): Handle pointer-type ivs when
15930 exit_must_be_taken is false.
15931 (number_of_iterations_cond): Do not always assume that
15932 exit_must_be_taken if the control variable is a pointer.
15934 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
15936 * c-typeck.c (build_binary_op): Allow % on integal vectors.
15937 * doc/extend.texi (Vector Extension): Document that % is allowed too.
15939 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
15941 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
15942 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
15944 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
15947 * c.opt (Wlogical-op): Disabled by default.
15948 * c-opt (c_common_post_options): Do not enable Wlogical-op with
15950 * doc/invoke.texi (Wlogical-op): Likewise.
15952 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
15954 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
15956 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
15957 Propagate the type of the first operand.
15958 <ASSERT_EXPR>: Simplify.
15959 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
15960 Rewrite using the RHS code as discriminant.
15961 <NOP_EXPR>: Turn into CASE_CONVERT.
15962 <PLUS_EXPR>: Propagate the type of the first operand.
15964 2009-05-19 Steve Ellcey <sje@cup.hp.com>
15966 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
15967 (ia64_dconst_0_375): New.
15968 * config/ia64/ia64.c (ia64_override_options): Remove
15969 -minline-sqrt-min-latency warning.
15970 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
15971 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
15972 * config/ia64/ia64.md (*sqrt_approx): Remove.
15973 (sqrtsf2): Remove #if 0.
15974 (sqrtsf2_internal_thr): Rewrite and move to div.md.
15975 (sqrtdf): Remove assert.
15976 (sqrtdf2_internal_thr): Rewrite and move to div.md.
15977 (sqrtxf2): Remove #if 0.
15978 (sqrtxf2_internal_thr): Rewrite and move to div.md.
15979 * div.md (sqrt_approx_rf): New.
15980 (sqrtsf2_internal_thr): New implementation.
15981 (sqrtsf2_internal_lat): New.
15982 (sqrtdf2_internal_thr: New implementation.
15983 (sqrtxf2_internal): New implementation.
15985 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
15986 Hans-Peter Nilsson <hp@axis.com>
15988 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
15989 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
15990 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
15991 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
15992 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
15993 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
15994 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
15995 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
15996 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
15997 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
15998 * c-common.c: ...from here.
16000 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16002 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
16004 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16006 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
16008 2009-05-19 Ben Elliston <bje@au.ibm.com>
16010 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
16011 assignments with memcpy calls.
16012 (add_fdes): Likewise.
16013 (binary_search_unencoded_fdes): Likewise.
16014 (linear_search_fdes): Eliminate type puns.
16016 2009-05-19 Richard Guenther <rguenther@suse.de>
16018 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
16019 not falsely claim to have propagated into all uses.
16021 2009-05-19 Ben Elliston <bje@au.ibm.com>
16023 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
16026 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16028 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
16029 * config/sh/sh.c (sh_legitimate_address_p): Make static.
16030 (TARGET_LEGITIMATE_ADDRESS_P): New.
16031 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16032 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
16034 2009-05-18 Dodji Seketeli <dodji@redhat.com>
16037 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
16038 child of the containing namespace's DIE.
16040 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
16042 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
16043 *zero_extendhi_truncqi): Move after the zero_extend patterns.
16044 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
16047 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
16050 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
16051 gen_align with gen_pad.
16052 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
16053 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
16055 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
16056 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
16058 * config/i386/i386.md (align): Renamed to ...
16059 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
16060 ASM_OUTPUT_MAX_SKIP_PAD.
16062 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
16064 * config.gcc: Fix variable syntax.
16067 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
16068 before calling exact_log2.
16069 (output_iorsi3): Likewise.
16070 (output_xorsi3): Likewise.
16072 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16074 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
16075 for the none zero constant operand except for EQ and NE
16076 comprisons even when the first operand is R0.
16078 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
16080 * config/s390/2064.md: Remove trailing whitespaces.
16081 * config/s390/2084.md: Likewise.
16082 * config/s390/constraints.md: Likewise.
16083 * config/s390/fixdfdi.h: Likewise.
16084 * config/s390/libgcc-glibc.ver: Likewise.
16085 * config/s390/s390-modes.def: Likewise.
16086 * config/s390/s390-protos.h: Likewise.
16087 * config/s390/s390.c: Likewise.
16088 * config/s390/s390.h: Likewise.
16089 * config/s390/s390.md: Likewise.
16090 * config/s390/tpf-unwind.h: Likewise.
16092 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16094 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
16096 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16099 * configure.ac (m68k-*-*): Check if binutils support TLS.
16100 * configure: Regenerate.
16101 * config/m68k/predicates.md (symbolic_operand): Extend comment.
16102 * config/m68k/constraints.md (Cu): New constraint.
16103 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
16104 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
16105 (movsi): Handle TLS symbols.
16106 (addsi3_5200): Handle XTLS symbols, indent.
16107 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
16108 (m68k_tls_reference_p): Declare.
16109 (m68k_legitimize_address): Declare.
16110 (m68k_unwrap_symbol): Declare.
16111 * config/m68k/m68k.opt (mxtls): New option.
16112 * config/m68k/m68k.c (ggc.h): Include.
16113 (m68k_output_dwarf_dtprel): Implement hook.
16114 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
16115 (m68k_expand_prologue): Load GOT pointer when function needs it.
16116 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
16117 (m68k_legitimate_constant_address_p): Same.
16118 (m68k_decompose_address): Handle TLS references.
16119 (m68k_get_gp): New static function.
16120 (enum m68k_reloc): New contants.
16121 (TLS_RELOC_P): New macro.
16122 (m68k_wrap_symbol): New static function.
16123 (m68k_unwrap_symbol): New function.
16124 (m68k_final_prescan_insn_1): New static function.
16125 (m68k_final_prescan_insn): New function.
16126 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
16128 (legitimize_pic_address): Handle TLS references..
16129 (m68k_tls_get_addr, m68k_get_tls_get_addr)
16130 (m68k_libcall_value_in_a0_p)
16131 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
16132 (m68k_call_m68k_read_tp): Helper variables and functions for ...
16133 (m68k_legitimize_tls_address): Handle TLS references.
16134 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
16136 (m68k_legitimize_address): Handle TLS symbols.
16137 (m68k_get_reloc_decoration): New static function.
16138 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
16140 (m68k_output_dwarf_dtprel): Implement hook.
16141 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
16142 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
16143 m68k_call_* routines.
16144 (sched_attr_op_type): Handle TLS symbols.
16145 (gt-m68k.h): Include.
16146 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
16147 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
16149 2009-05-18 Martin Jambor <mjambor@suse.cz>
16151 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
16152 (visit_store_addr_for_mod_analysis): New function.
16153 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
16154 (determine_cst_member_ptr): Use gimple_assign_single_p.
16155 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
16156 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
16157 operands. Don't check number of operands of a NOP_EXPR.
16159 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
16161 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
16163 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
16166 * c-common.c (warn_logical_operator): Don't warn if one of
16167 expression isn't always true or false.
16169 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
16171 * config/i386/biarch32.h: New file.
16172 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
16174 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
16176 * config/mips/mips.md (*zero_extend<mode>_trunchi,
16177 *zero_extend<mode>_truncqi): Merge these into ...
16178 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
16179 Name the pattern following this as *zero_extendhi_truncqi.
16181 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
16183 PR middle-end/39301
16184 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
16185 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
16186 (output_info): Make field HOST_WIDEST_INT.
16187 (print_statistics): Use HOST_WIDEST_INT_PRINT.
16188 (dump_bitmat_statistics): Same.
16190 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
16192 * config.gcc (use_gcc_stdint): Set to wrap.
16193 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
16194 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
16195 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16196 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16197 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16198 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16199 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16200 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16202 2009-05-16 Joseph Myers <joseph@codesourcery.com>
16204 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
16206 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
16207 Move definitions earlier.
16208 (OPT_ARCH64, OPT_ARCH32): Define.
16209 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
16212 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
16215 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
16218 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
16220 * arm.md (movdi2): Copy non-reg values to DImode registers.
16222 2009-05-16 Jakub Jelinek <jakub@redhat.com>
16225 * final.c (label_to_max_skip): New function.
16226 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
16227 CODE_LABEL_NUMBER <= max_labelno.
16228 * output.h (label_to_max_skip): New prototype.
16229 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
16230 (ix86_avoid_jump_mispredicts): ... this. Don't define if
16231 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
16232 Handle CODE_LABELs with >= 16 byte alignment or with
16233 max_skip == (1 << align) - 1.
16234 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
16235 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
16238 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
16239 .p2align 3 if MAX_SKIP is smaller than 7.
16240 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
16242 2009-05-15 Ian Lance Taylor <iant@google.com>
16244 * alias.c (struct alias_set_entry_d): Rename from struct
16245 alias_set_entry. Change all uses.
16246 * except.c (struct call_site_record_d): Rename from struct
16247 call_site_record. Change all uses.
16248 * except.h (struct eh_region_d): Rename from struct eh_region.
16250 * gcse.c (struct hash_table_d): Rename from struct hash_table.
16252 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
16253 ivtype_map_elt. Change all uses.
16254 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
16256 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
16257 * graphite.h (struct name_tree_d): Rename from struct name_tree.
16259 (struct sese_d): Rename from struct sese. Change all uses.
16260 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
16261 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
16262 * optabs.h (struct optab_d): Rename from struct optab. Change all
16264 (struct convert_optab_d): Rename from struct convert_optab.
16266 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
16267 ipa_opt_pass. Change all uses.
16268 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
16271 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
16272 defined as a typedef.
16273 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
16276 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
16279 * fold-const.c (make_range,build_range_check,merge_ranges): Move
16281 (merge_ranges): Returns bool.
16282 * tree.h (make_range): .. to here.
16283 (build_range_check): Likewise.
16284 (merge_ranges): Likewise. Renamed from merge_ranges.
16285 * c-typeck.c (parser_build_binary_op): Update calls to
16286 warn_logical_operator.
16287 * c-common.c (warn_logical_operator): Add new warning.
16288 * c-common.h (warn_logical_operator): Update declaration.
16290 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
16292 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
16294 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16296 * doc/install.texi: Document MPC requirements, flags etc.
16298 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
16299 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
16300 Evaluate constant arguments.
16301 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
16302 (fold_builtin_1): Likewise, also evaluate constant arguments.
16303 Remove superfluous break.
16304 (do_mpc_ckconv): New.
16305 * real.h: Include mpc.h.
16306 * toplev.c (print_version): Output MPC version info if available.
16308 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16310 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
16312 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
16314 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
16317 2009-05-15 Jan Hubicka <jh@suse.cz>
16319 * doc/invoke.texi (max-early-inliner-iterations): New flag.
16320 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
16321 (try_inline): Fix return value.
16322 (cgraph_decide_inlining_incrementally): Honor new value.
16323 (cgraph_early_inlining): Handle indirect inlining.
16324 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
16326 2009-05-15 Jan Hubicka <jh@suse.cz>
16328 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
16329 * cgraphunit.c (cgraph_finalize_function): Set it.
16330 (cgraph_expand_function): Use it.
16332 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16334 * real.c (encode_ieee_half): Define.
16335 (decode_ieee_half): Define.
16336 (ieee_half_format): Define.
16337 (arm_half_format): Define.
16338 * real.h (ieee_half_format): Declare.
16339 (arm_half_format): Declare.
16341 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16343 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
16344 swapped, and reversed optabs exist before trying to use them.
16346 2009-05-15 Paul Brook <paul@codesourcery.com>
16347 Sandra Loosemore <sandra@codesourcery.com>
16349 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
16350 loads. Allow PRE_DEC.
16351 (output_move_neon): Handle PRE_DEC.
16352 (arm_print_operand): Add 'A' for neon structure loads.
16353 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
16354 * config/arm/neon.md (neon_mov): Update comment.
16355 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
16357 (Um): New constraint.
16359 2009-05-15 Jan Hubicka <jh@suse.cz>
16361 Revert the following patch until testsuite fallout is fixed:
16362 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
16363 * cgraph.h (struct inline_summary): New filed self_wize,
16364 size_inlining_benefit, self_time and time_inlining_benefit.
16365 (struct cgraph_global_info): Replace insns by time ans size fields.
16366 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
16367 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
16368 (ipcp_update_callgraph): Do not touch function bodies.
16369 * ipa-inline.c: Include except.h
16370 (MAX_TIME): New constant.
16371 (overall_insns): Remove
16372 (overall_size, max_benefit): New static variables.
16373 (cgraph_estimate_time_after_inlining): New function.
16374 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
16375 (cgraph_clone_inlined_nodes): Update size.
16376 (cgraph_mark_inline_edge): Update size.
16377 (cgraph_estimate_growth): Use size info.
16378 (cgraph_check_inline_limits): Check size.
16379 (cgraph_default_inline_p): Likewise.
16380 (cgraph_edge_badness): Compute badness based on benefit and size cost.
16381 (cgraph_decide_recursive_inlining): Check size.
16382 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
16384 (cgraph_decide_inlining): Likewise.
16385 (cgraph_decide_inlining_incrementally): Likewise; honor
16386 PARAM_EARLY_INLINING_INSNS.
16387 (likely_eliminated_by_inlining_p): New predicate.
16388 (estimate_function_body_sizes): New function.
16389 (compute_inline_parameters): Use it.
16390 * except.c (must_not_throw_labels): New function.
16391 * except.h (must_not_throw_labels): Declare.
16392 * tree-inline.c (init_inline_once): Kill inlining_weigths
16393 * tree-ssa-structalias.c: Avoid uninitialized warning.
16394 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
16395 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
16396 (PARAM_INLINE_CALL_COST): Remove.
16397 (PARAM_EARLY_INLINING_INSNS): New.
16399 2009-05-15 Richard Guenther <rguenther@suse.de>
16401 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
16402 not TODO_update_ssa.
16404 2009-05-15 Richard Guenther <rguenther@suse.de>
16406 PR tree-optimization/39999
16407 * gimple.h (gimple_expr_type): Use the expression type looking
16408 through useless conversions.
16409 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
16410 (vn_nary_op_insert_stmt): Likewise.
16411 (simplify_binary_expression): Likewise.
16413 2009-05-15 Richard Guenther <rguenther@suse.de>
16415 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
16416 New options, enabled by default.
16417 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
16419 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
16420 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
16421 * tree-ssa-structalias.c (gate_tree_pta): New function.
16422 (pass_build_alias): Use it.
16424 2009-05-15 Joseph Myers <joseph@codesourcery.com>
16426 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
16427 recurse on an invariant address if a conversion from a pointer
16428 type to a wider integer type is involved.
16430 2009-05-15 Jan Hubicka <jh@suse.cz>
16432 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
16433 * cgraph.h (struct inline_summary): New filed self_wize,
16434 size_inlining_benefit, self_time and time_inlining_benefit.
16435 (struct cgraph_global_info): Replace insns by time ans size fields.
16436 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
16437 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
16438 (ipcp_update_callgraph): Do not touch function bodies.
16439 * ipa-inline.c: Include except.h
16440 (MAX_TIME): New constant.
16441 (overall_insns): Remove
16442 (overall_size, max_benefit): New static variables.
16443 (cgraph_estimate_time_after_inlining): New function.
16444 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
16445 (cgraph_clone_inlined_nodes): Update size.
16446 (cgraph_mark_inline_edge): Update size.
16447 (cgraph_estimate_growth): Use size info.
16448 (cgraph_check_inline_limits): Check size.
16449 (cgraph_default_inline_p): Likewise.
16450 (cgraph_edge_badness): Compute badness based on benefit and size cost.
16451 (cgraph_decide_recursive_inlining): Check size.
16452 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
16454 (cgraph_decide_inlining): Likewise.
16455 (cgraph_decide_inlining_incrementally): Likewise; honor
16456 PARAM_EARLY_INLINING_INSNS.
16457 (likely_eliminated_by_inlining_p): New predicate.
16458 (estimate_function_body_sizes): New function.
16459 (compute_inline_parameters): Use it.
16460 * except.c (must_not_throw_labels): New function.
16461 * except.h (must_not_throw_labels): Declare.
16462 * tree-inline.c (init_inline_once): Kill inlining_weigths
16463 * tree-ssa-structalias.c: Avoid uninitialized warning.
16464 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
16465 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
16466 (PARAM_INLINE_CALL_COST): Remove.
16467 (PARAM_EARLY_INLINING_INSNS): New.
16468 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
16469 (inline-call-cost): Remove.
16470 (early-inlining-insns): New.
16472 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
16474 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
16476 (print_int_cst_bounds_in_octal_p): Likewise.
16477 (dbxout_type): Adjust calls to above functions. Be prepared to deal
16479 * dwarf2out.c (base_type_die): Likewise.
16480 (is_subrange_type): Delete.
16481 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
16482 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
16483 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
16484 if the destination type is boolean.
16485 (build_range_check): Do not special-case subtypes.
16486 (fold_sign_changed_comparison): Likewise.
16487 (fold_unary): Likewise.
16488 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
16489 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
16490 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
16491 * tree.c (subrange_type_for_debug_p): New predicate based on the
16492 former is_subrange_type.
16493 * tree.h (subrange_type_for_debug_p): Declare.
16494 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
16495 (convert_affine_scev): Remove call to above function.
16496 (chrec_convert_aggressive): Likewise.
16497 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
16498 false for conversions involving subtypes.
16499 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
16500 (vrp_val_min): Likewise.
16501 (needs_overflow_infinity): Likewise.
16502 (extract_range_from_unary_expr): Likewise.
16504 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
16506 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
16507 * config/frv/frv.c: Likewise.
16508 * config/s390/s390.c: Likewise.
16509 * config/sparc/sparc.h: Likewise.
16510 * config/i386/i386.h: Likewise.
16511 * config/i386/i386.c: Likewise.
16512 * config/crx/crx.c: Likewise.
16513 * config/m68hc11/m68hc11.h: Likewise.
16514 * config/iq2000/iq2000.c: Likewise.
16515 * config/mn10300/mn10300.h: Likewise.
16516 * config/mn10300/mn10300.c: Likewise.
16517 * config/m68k/m68k.c: Likewise.
16518 * config/rs6000/rs6000.c: Likewise.
16519 * config/rs6000/xcoff.h: Likewise.
16520 * config/rs6000/linux64.h: Likewise.
16521 * config/rs6000/sysv4.h: Likewise.
16522 * config/score/score3.c: Likewise.
16523 * config/score/score7.c: Likewise.
16524 * config/score/score.c: Likewise.
16525 * config/arm/arm.md: Likewise.
16526 * config/mips/mips.c: Likewise.
16527 * config/mips/mips.md: Likewise.
16528 * config/bfin/bfin.h: Likewise.
16529 * config/pa/pa.c: Likewise.
16530 * config/pa/constraints.md: Likewise.
16532 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
16533 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
16534 * config/pdp11/pdp11.h: Use memory_address_p instead.
16536 2009-05-14 Ian Lance Taylor <iant@google.com>
16538 * passes.c (finish_optimization_passes): Change i to int.
16539 * plugin.c (plugins_active_p): Change event to int.
16540 (dump_active_plugins): Likewise.
16541 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
16543 * tree.c (tree_range_check_failed): Change c to unsigned int.
16544 (omp_clause_range_check_failed): Likewise.
16545 (build_common_builtin_nodes): Change mode to int. Add cast.
16546 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
16547 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
16549 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
16550 ++ or -- with a variable of enum type.
16552 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16555 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
16557 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16559 * store-motion.c: Do not include params.h
16560 * Makefile.in: Fix dependencies for various files.
16562 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16564 * auto-inc-dec.c: Fix pass description, remove apparent
16565 accidental duplication.
16567 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
16569 PR middle-end/40147
16570 * ipa-utils.h (memory_identifier_string): Moved to ...
16571 * tree.h (memory_identifier_string): Here. Add GTY(()).
16573 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
16575 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
16576 in the former documentation of...
16577 (GO_IF_LEGITIMATE_ADDRESS): ... this.
16578 * ira-conflicts.c (get_dup_num): Use address_operand.
16579 * targhooks.c (default_legitimate_address_p): New.
16580 * targhooks.h (default_legitimate_address_p): New.
16581 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
16583 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
16584 * target.h (struct target): Add legitimate_address_p.
16585 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
16586 (TARGET_INITIALIZER): Include it.
16588 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16589 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
16590 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
16591 (TARGET_LEGITIMATE_ADDRESS_P): New.
16593 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16594 (REG_OK_STRICT_P): Delete.
16595 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
16596 (frv_legitimate_address_p_1): ... this.
16597 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
16598 (frv_legitimate_address_p_1): ... the renamed old
16599 frv_legitimate_address_p.
16600 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
16601 (TARGET_LEGITIMATE_ADDRESS_P): New.
16603 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16604 * config/s390/s390-protos.h (legitimate_address_p): Remove.
16605 * config/s390/s390.c (legitimate_address_p): Rename to...
16606 (s390_legitimate_address_p): ... this, make static.
16607 (legitimize_address): Adjust call.
16608 (TARGET_LEGITIMATE_ADDRESS_P): New.
16609 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
16611 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16612 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
16613 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
16614 (TARGET_LEGITIMATE_ADDRESS_P): New.
16616 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16617 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
16618 * config/spu/spu.c (spu_legitimate_address): Rename to...
16619 (spu_legitimate_address_p): ... this, make static.
16620 (TARGET_LEGITIMATE_ADDRESS_P): New.
16622 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16623 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
16624 * config/sparc/sparc.c (legitimate_address_p): Rename to...
16625 (sparc_legitimate_address_p): ... this, make static and return bool.
16626 (legitimize_address): Adjust call.
16627 (TARGET_LEGITIMATE_ADDRESS_P): New.
16629 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16630 * config/i386/i386-protos.h (legitimate_address_p): Remove.
16631 * config/i386/i386.c (legitimate_address_p): Rename to...
16632 (ix86_legitimate_address_p): ... this, make static.
16633 (constant_address_p): Move after it, adjust call.
16634 (TARGET_LEGITIMATE_ADDRESS_P): New.
16636 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16637 * config/avr/avr-protos.h (legitimate_address_p): Remove.
16638 * config/avr/avr.c (legitimate_address_p): Rename to...
16639 (avr_legitimate_address_p): ... this, make static.
16640 (legitimize_address): Adjust call.
16641 (TARGET_LEGITIMATE_ADDRESS_P): New.
16643 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16644 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
16645 * config/crx/crx.c (crx_legitimate_address_p): Make static.
16646 (TARGET_LEGITIMATE_ADDRESS_P): New.
16648 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16649 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
16650 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
16651 (TARGET_LEGITIMATE_ADDRESS_P): New.
16653 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16654 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
16656 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
16658 (TARGET_LEGITIMATE_ADDRESS_P): New.
16660 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16661 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
16663 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
16665 (m68hc11_legitimate_address_p): ... this, make static.
16666 (go_if_legitimate_address_internal): Rename to...
16667 (m68hc11_legitimate_address_p_1): ... this.
16668 (legitimize_address): Adjust call.
16669 (TARGET_LEGITIMATE_ADDRESS_P): New.
16671 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16672 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
16673 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
16674 (TARGET_LEGITIMATE_ADDRESS_P): New.
16676 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16677 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
16678 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
16679 (mn10300_legitimate_address_p): ... this, make static.
16680 (TARGET_LEGITIMATE_ADDRESS_P): New.
16682 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16683 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
16684 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
16685 (TARGET_LEGITIMATE_ADDRESS_P): New.
16687 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16688 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
16689 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
16690 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16691 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
16692 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
16693 (rs6000_legitimate_address_p): ... this, make static.
16694 (TARGET_LEGITIMATE_ADDRESS_P): New.
16695 (REG_MODE_OK_FOR_BASE_P): Delete.
16696 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
16698 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16699 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
16701 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
16702 static, adjust types.
16703 (TARGET_LEGITIMATE_ADDRESS_P): New.
16705 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16706 * config/score/score.c (score_address_p): Rename to...
16707 (score_legitimate_address_p): ... this.
16708 (TARGET_LEGITIMATE_ADDRESS_P): New.
16709 * config/score/score3.c (score3_address_p): Rename to...
16710 (score3_legitimate_address_p): ... this.
16711 * config/score/score7.c (score7_address_p): Rename to...
16712 (score7_legitimate_address_p): ... this.
16714 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
16715 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
16716 GO_IF_LEGITIMATE_ADDRESS): Delete.
16717 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
16718 thumb2_legitimate_address_p): Delete.
16719 (arm_legitimate_address_p): Rename to...
16720 (arm_legitimate_address_outer_p): ... this.
16721 * config/arm/constraints.md ("Uq"): Adjust call.
16722 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
16723 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
16725 (arm_legitimate_address_outer_p): ... this.
16726 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
16728 (TARGET_LEGITIMATE_ADDRESS_P): New.
16730 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16731 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
16732 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
16733 (TARGET_LEGITIMATE_ADDRESS_P): New.
16735 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16736 * config/vax/vax-protos.h (legitimate_address_p): Remove.
16737 * config/vax/vax.c (legitimate_address_p): Rename to...
16738 (vax_legitimate_address_p): ... this, make static.
16739 (TARGET_LEGITIMATE_ADDRESS_P): New.
16741 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16742 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
16743 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
16744 (TARGET_LEGITIMATE_ADDRESS_P): New.
16746 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16747 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
16748 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
16749 (mmix_legitimate_address_p): ... this, make static.
16750 (TARGET_LEGITIMATE_ADDRESS_P): New.
16752 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16753 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
16754 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
16755 (TARGET_LEGITIMATE_ADDRESS_P): New.
16757 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
16759 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
16760 of MODE_COMPLEX_INT.
16762 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
16764 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
16765 LCT_NORMAL in function call.
16766 * mips-tdump.c (print_file_desc): Add cast to enum type.
16767 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
16768 (mark_stabs): Add casts to enum types.
16769 (parse_stabs_common): Add casts to enum types.
16771 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
16773 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
16774 Check for invalid values of LETTER.
16776 2009-05-13 Taras Glek <tglek@mozilla.com>
16778 * attribs.c (register_attribute): moved out attribute registration
16779 into register_attribute.
16780 * doc/plugins.texi: Documented register_attribute and
16782 * gcc-plugin.h: Added forward decl for register_attribute.
16783 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
16784 * plugin.c (register_callback, invoke_plugin_callbacks): Added
16785 PLUGIN_ATTRIBUTES boilerplate.
16787 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
16789 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
16790 values even in sentinel and empty entries.
16791 (ms_printf_flag_specs): Likewise.
16792 (ms_scanf_flag_specs): Likewise.
16793 (ms_strftime_flag_specs): Likewise.
16794 (ms_print_char_table): Likewise.
16795 (ms_scan_char_table): Likewise.
16796 (ms_time_char_table): Likewise.
16798 2009-05-13 Doug Kwan <dougkwan@google.com>
16800 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
16802 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
16804 * config/mips/mips.md (store): Add attributes for QI and HI.
16806 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
16807 (truncdi<mode>2): ... this new pattern.
16809 2009-05-13 Brad Hards <bradh@kde.org>
16811 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
16813 2009-05-14 Jakub Jelinek <jakub@redhat.com>
16814 Ben Elliston <bje@au.ibm.com>
16816 PR middle-end/40035
16817 * dse.c (check_mem_read_rtx): Guard against width == -1.
16819 2009-05-13 Michael Matz <matz@suse.de>
16821 PR middle-end/39976
16822 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
16823 (trivially_conflicts_p): New function.
16824 (insert_backedge_copies): Use it.
16826 2009-05-13 Janis Johnson <janis187@us.ibm.com>
16828 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
16829 (handle_stdc_pragma): Use new enum constant names.
16830 (handle_pragma_float_const_decimal64): Ditto.
16832 2009-05-13 Ian Lance Taylor <iant@google.com>
16834 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
16837 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
16839 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
16840 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
16842 * config/m68k/m68k.h (FL_UCLINUX): Define.
16844 2009-05-13 Jan Hubicka <jh@suse.cz>
16846 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
16848 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
16850 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
16851 unless -fschedule-insns is specified.
16853 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
16856 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
16857 TARGET_EXPAND_CBRANCHDI4.
16858 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
16859 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
16860 (cmpeqdi): Fix comment.
16862 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
16864 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
16865 (sh_legitimate_address_p): Likewise.
16866 * config/sh/sh.c (sh_legitimate_index_p): New.
16867 (sh_legitimate_address_p): Likewise.
16868 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
16869 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
16870 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
16871 (MAYBE_BASE_REGISTER_RTX_P): New macro.
16872 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
16873 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
16874 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
16875 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
16876 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
16878 2009-05-12 Jan Hubicka <jh@suse.cz>
16880 * tree-inline.c (estimate_operator_cost): Add operands;
16881 when division happens by constant, it is cheap.
16882 (estimate_num_insns): Loads and stores are not having cost of 0;
16883 EH magic stuff is cheap; when computing runtime cost of switch,
16884 use log2 base of amount of its cases; builtin_expect has cost of 0;
16885 compute cost for moving return value of call.
16886 (init_inline_once): Initialize time_based flags.
16887 * tree-inline.h (eni_weights_d): Add time_based flag.
16889 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
16891 * df-core.c: Update head documentation.
16893 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
16896 * rs6000.c (rs6000_generate_compare): Use op1b instead of
16897 shadowing exisiting variable op1.
16899 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
16902 * config/i386/driver-i386.c (processor_signatures): New enum.
16903 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
16904 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
16905 processor signature to detect geode processor.
16907 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
16911 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
16913 * optabs.c (prepare_cmp_insn): Temporarily disable test that
16914 causes spurious differences between trunk and cond-optab branch.
16916 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
16918 * dojump.c (compare_from_rtx): Delete.
16919 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
16920 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
16921 if the comparison does not satisfy the predicate; test predicates for
16922 operands 2 and 3 of a cstore pattern. Don't try cstore optab
16923 further if one existing pattern fails.
16924 * expr.h (compare_from_rtx): Delete.
16925 (prepare_operand): Declare it.
16926 * optabs.c: Change "lib call" to "libcall" throughout.
16927 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
16928 HAVE_conditional_trap, emit_cmp_insn): Delete.
16929 (can_compare_p): Delete cmp_optab case.
16930 (prepare_float_lib_cmp): Return an rtx and a machine mode.
16931 Accept other parameters by value.
16932 (prepare_operand): Make non-static.
16933 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
16934 other parameters by value. Try to widen operands here based on
16935 an optab_methods argument and looking at cbranch_optab.
16936 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
16937 loop. Use cbranch_optab directly.
16938 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
16939 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
16941 (emit_conditional_move, emit_conditional_add): Inline what's needed
16942 of compare_from_rtx, using new prepare_cmp_insn for the rest.
16943 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
16944 with COMPARE. Move cmov_optab and cstore_optab above
16945 with cbranch_optab, move cmp_optab down with ucmp_optab,
16946 remove tst_otpab. Do not initialize trap_rtx.
16947 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
16948 for trap code. Do not check HAVE_conditional_trap. Use
16949 prepare_cmp_insn. Accept no predicate for operand 3.
16950 * optabs.h (OTI_cmp): Mark as used only for libcalls.
16951 (OTI_ctrap, ctrap_optab): New.
16952 (tst_optab): Delete.
16953 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
16954 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
16955 with lookup of ctrap_optab.
16956 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
16958 (ctrap_optab): New.
16960 * combine.c (combine_simplify_rtx, simplify_set): Do not
16961 special case comparing against zero for cc0 machines.
16962 * simplify-rtx.c (simplify_binary_operation_1): Never remove
16963 COMPARE on cc0 machines.
16964 (simplify_relational_operation): Return a new expression when
16965 a COMPARE could be removed.
16966 * final.c (final_scan_insn): Compare cc_status values
16967 against LHS of a (compare FOO (const_int 0)) cc0 source.
16968 Also check if cc_status.value is the full compare.
16970 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
16971 (cstoreMM4): Document.
16972 (conditional_trap): Document ctrapMM4 instead.
16973 (sync_compare_and_swapMM): Refer to cbranchcc4.
16974 (Dependent Patterns): Eliminate obsolete information referring to
16975 the old jump optimization phase.
16976 (Canonicalization): Include cbranchcc4 case, omit canonicalization
16977 of compares with 0 on cc0 machines.
16978 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
16979 avoiding references to cc0. Remove text about storing operands
16981 * doc/tm.texi (Condition Codes): Include blurb on different
16982 condition code representations, separate into subsections for
16983 CC0, MODE_CC and conditional execution.
16985 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
16986 alpha_emit_setcc): Accept operands and a machine mode.
16987 * config/alpha/alpha.c (alpha_emit_conditional_branch):
16988 Get code/op0/op1 from operands, use machine mode argument
16989 instead of alpha_compare.fp_p. Emit the branch here.
16990 (alpha_emit_setcc): Likewise, and return boolean.
16991 (alpha_emit_conditional_move): Likewise. Assert that
16992 cmp_op_mode == cmp_mode, and simplify accordingly.
16993 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
16994 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
16995 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
16997 (stack probe test): Use cbranchdi4.
16998 * config/alpha/predicates.md (alpha_cbranch_operator): New.
17000 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
17001 * config/arc/arc.h (movsicc, movsfcc): Use it.
17002 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
17003 (cbranchsi4, cstoresi4): New.
17004 (cmpsi, bCC and sCC expanders): Remove.
17006 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
17007 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
17008 * config/arm/predicates.md (arm_comparison_operator): Only include
17009 floating-point operators if there is a hardware floating-point unit.
17010 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
17011 deferring to cbranch_cc and cstore_cc respectively.
17012 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
17013 cbranch_cc, cstore_cc): New.
17014 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
17016 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
17018 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
17019 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
17021 (adjust_insn_length): Adjust calls.
17022 (avr_reorg): Handle (compare (foo) (const_int 0)).
17023 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
17024 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
17025 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
17026 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
17028 (cbranchqi4, cbranchhi4, cbranchsi4): New.
17029 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
17031 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
17032 (cbranchsi4, cstorebi4, cstoresi4): New.
17033 (movbisi): This insn is duplicate, split it to zero_extend.
17034 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
17035 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
17036 (bfin_optimize_loop): Use cbranch expander.
17037 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
17038 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
17039 (bfin_bimode_comparison_operator): ... this.
17040 (bfin_direct_comparison_operator): New.
17042 * config/cris/cris.c (cris_normal_notice_update_cc): Look
17043 inside (compare FOO (const_int 0)).
17044 (cris_rtx_costs): Handle ZERO_EXTRACT.
17045 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
17046 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
17047 (*tstdi_v32): Delete.
17048 (*cmpdi_non_v32): Add M alternative for operand 1.
17049 (cmpsi, cmp<mode>): Make private.
17050 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
17052 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
17054 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
17055 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
17056 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
17057 (cc_reg_operand): New.
17058 (any_cond): Delete.
17059 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
17060 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
17061 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
17062 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
17063 crx_expand_scond): Delete.
17065 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
17067 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
17068 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
17070 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
17071 cstoresi4, cstoresf4, cstoredf4): New.
17072 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
17073 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17074 Receive the entire operands array.
17075 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
17076 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
17077 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17078 Get test/op0/op1 from the operands array.
17079 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
17081 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
17082 (h8300_expand_store): New.
17083 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
17085 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
17086 (h8300_expand_store): New.
17087 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
17088 or do not try to produce (set (cc0) REG).
17089 (peepholes): Wrap arguments with COMPARE. Add a peephole to
17090 change a compare into a move to a scratch register. Disable some
17091 peepholes when comparing with zero.
17092 (tstsi, tsthi, tstsi, cmpqi): Make private.
17094 (bCC, sCC): Delete.
17095 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
17098 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
17099 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
17100 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
17101 (ix86_emit_i387_log1p): Use cbranchxf2.
17102 (ix86_expand_setcc): Return void.
17103 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
17104 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
17105 cmp<MODEF>, cmpcc): Remove.
17106 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
17107 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
17108 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
17109 (sCC and bCC expanders): Remove.
17110 (stack_protect_test): Use cbranchcc4.
17112 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
17114 (ia64_expand_compare): Accept three rtx by reference and return void.
17115 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
17116 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
17117 from *expr. Update *expr with the BImode comparison to do.
17118 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
17119 cmptf, bCC, sCC, conditional_trap): Delete.
17120 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
17121 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
17122 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
17123 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
17124 * config/ia64/predicates.md (ia64_cbranch_operator): New.
17126 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
17127 type of last argument.
17128 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
17129 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
17130 use machine mode argument instead of branch_type. Remove dead
17131 code for floating-point comparisons.
17132 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
17133 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
17135 (cbranchsi4, cstoresi4): New.
17136 * config/iq2000/predicates.md (reg_or_const_operand): New.
17138 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
17139 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
17140 (b<code>_op): Rewrite to...
17141 (bcc_op): ... this, using match_operator.
17142 (s<code>_op): Rewrite to...
17143 (scc_op): ... this, using match_operator.
17144 (s<code>_24_op): Rewrite to...
17145 (scc_op_24): ... this, using match_operator.
17146 (s<code>_<mode>): Rewrite to...
17147 (cstore<mode>4): ... this, using match_operator.
17148 (s<code>_<mode>_24): Rewrite to...
17149 (cstore<mode>4_24): ... this, using match_operator.
17150 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
17151 m32c_unpend_compare, m32c_expand_scc): Delete.
17152 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
17153 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
17154 (m32c_expand_movcc): Change NE to EQ if necessary.
17155 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
17157 * config/m32r/m32r-protos.h (gen_cond_store): New.
17158 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
17159 (gen_cond_store): New, from sCC patterns.
17160 (m32r_expand_block_move): Use cbranchsi4.
17161 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
17162 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
17163 (cbranchsi4, cstoresi4): New.
17165 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
17167 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
17168 (m68hc11_notice_update_cc): Look into a compare with 0.
17169 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
17171 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
17172 cmphi, cmpqi, bCC): Delete.
17173 (cbranchsi4, cbranchhi4, cbranchqi4): New.
17174 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
17175 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
17178 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
17179 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
17180 * config/m68k/constraints.md (H): New.
17181 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
17182 the define_insn below.
17183 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
17184 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
17185 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
17186 patterns): Wrap RHS with COMPARE.
17187 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
17188 (*cmpdi_internal): Name this pattern.
17189 (cmpdi): Change to define_insn.
17190 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
17191 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
17192 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
17194 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
17195 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
17196 (conditional_trap): Change to...
17197 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
17198 (*conditional_trap): Use the ordered_comparison_operator and
17199 const1_operand predicates.
17200 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
17201 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
17202 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
17203 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
17205 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
17206 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
17207 (mcore_gen_compare): New.
17208 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
17209 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
17210 (mcore_gen_compare): ... this.
17211 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
17212 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
17213 (stack probe pattern): Use cbranchsi4.
17215 * config/mips/predicates.md (mips_cstore_operator): New.
17216 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
17217 * config/mips/mips.md (any_cond): Delete.
17218 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
17220 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
17221 fixuns_truncsfdi2): Use cbranch patterns.
17222 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
17223 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
17224 Adjust call to mips_expand_conditional_branch.
17225 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
17227 * config/mips/mips-protos.h (mips_expand_conditional_branch,
17228 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
17229 * config/mips/mips.c (cmp_operands): Delete.
17230 (mips_emit_compare): Get comparison operands from *op0/*op1.
17231 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
17232 that it succeeds. Use op0/op1 instead of cmp_operands.
17233 (mips_expand_conditional_branch, mips_expand_conditional_move,
17234 mips_expand_conditional_trap): Likewise.
17235 (mips_block_move_loop): Use cbranch patterns.
17236 * config/mips/mips.h (cmp_operands): Delete.
17238 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
17239 (mmix_gen_compare_reg): Just return a register in the right CC mode.
17240 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
17241 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
17242 (*cmpcc_folded): Rename to...
17243 (*cmpdi_folded): this.
17244 (*cmpcc): Rename to...
17246 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
17249 (cbranchdf4): New. Handle invalid comparisons here.
17250 * config/mmix/predicates.md (float_comparison_operator): New.
17252 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
17253 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
17254 * config/mn10300/mn10300.md (tst): Delete.
17255 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
17256 Name these patterns and wrap RHS in a compare.
17257 (*cmpsi): Make this pattern private. Include tst.
17258 (*cmpsf): Make this pattern private.
17259 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
17260 (compare with zero peepholes): Likewise.
17262 (cbranchsi4, cbranchsf4): New.
17263 (casesi): Use cbranchsi4.
17265 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
17266 hppa_branch_type): Delete.
17267 (return_addr_rtx): Use cbranchsi4.
17268 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
17269 Emit CCFPmode comparison here.
17270 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
17271 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
17272 hppa_branch_type): Delete.
17273 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
17274 (movsicc, movdicc): Remove references to hppa_compare_op0,
17275 hppa_compare_op1 and compare_from_rtx.
17276 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
17277 (casesi): Use cbranchsi4.
17279 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
17280 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
17281 * config/pdp11/pdp11.md (register_or_const0_operand): New.
17282 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
17283 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
17285 (cbranchdf4, cbranchhi4, cbranchqi4): New.
17286 (*branch, *branch_inverted): New.
17288 * config/picochip/picochip.md (cbranchhi4): Use
17289 ordered_comparison_operator.
17290 (cmphi, bCC): Remove.
17292 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
17293 (trap_comparison_operator): Delete.
17294 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
17295 rs6000_emit_cbranch): Accept mode and operands.
17296 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
17297 rs6000_compare_fp_p): Delete.
17298 (rs6000_generate_compare): Accept mode and comparison. Extract code
17299 and op0/op1 from there. Replace references to rs6000_compare_op0
17300 and rs6000_compare_op1.
17301 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
17302 extract result from passed operands.
17303 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
17304 extract loc from passed operands.
17305 (rs6000_emit_cmove): Likewise.
17306 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
17307 rs6000_compare_fp_p): Delete.
17308 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
17309 (cbranch<GPR>4, cbranch<FP>4): New.
17310 (cstore<mode>4): New. Consolidate here all choices about when to use
17311 portable or specialized sCC sequences.
17312 (stack_protect_test): Use cbranchsi4.
17313 (conditional_trap): Replace with ctrap<GPR>4.
17314 (conditional trap insn): Replace trap_comparison_operator with
17315 ordered_comparison_operator.
17317 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
17318 (s390_emit_prologue): Use ctrap.
17319 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
17320 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
17321 New predicates replacing...
17322 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
17323 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
17324 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
17325 (add<mode>cc): Do not use s390_compare_op0/op1.
17326 (s<code>): Change to...
17327 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
17328 (seq): Change to...
17329 (cstorecc4): ... this. Handle EQ or NE equally.
17330 (*sne): Un-privatize for use in cstorecc4.
17331 (b<code>): Change to...
17332 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
17333 (conditional_trap): Replace with...
17334 (ctrap<GPR>4, ctrap<FP>4): ... these.
17335 (stack_protect): Use cbranchcc4.
17337 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
17338 * config/score/score-protos.h (score_gen_cmp): Delete.
17339 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
17340 (score_block_move-loop): Use cbranchsi4.
17341 * config/score/score.md (cbranchsi4): New.
17342 (cmpsi, bCC): Delete.
17343 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
17344 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
17345 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
17346 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
17347 * config/score/score3.h (score3_gen_cmp): Delete.
17348 * config/score/score7.h (score7_gen_cmp): Delete.
17350 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
17351 (sh_emit_scc_to_t): ... this. Return void.
17352 (from_compare): Rename to...
17353 (sh_emit_compare_and_branch): ... this.
17354 (sh_emit_compare_and_set): New.
17355 (sh_expand_t_scc): Accept operands.
17356 * config/sh/predicates.md (sh_float_comparison_operator): New.
17357 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
17358 (prepare_scc_operands): Rename to...
17359 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
17361 (sh_emit_cheap_store_flag): New.
17362 (sh_emit_set_t_insn): New.
17363 (from_compare): Rename to...
17364 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
17365 handling of TARGET_SH2E floating point to avoid recursive call.
17366 Generate branch here.
17367 (sh_emit_compare_and_set): New.
17368 (sh_expand_t_scc): Get op0/op1 from arguments.
17369 (sh_emit_cheap_store_flag): New.
17370 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
17372 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
17373 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
17374 (movsicc, movdicc): Do nothing when it recreated operands from
17375 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
17376 prepare_scc_operands (now sh_emit_scc_to_t).
17377 (udivdi3): Use cstoresi4.
17378 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
17379 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
17380 (cbranchint4_media, cbranchfp4_media): New.
17381 (casesi): Use cbranchdi4.
17382 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
17384 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
17385 (movnegt): Remove second operand.
17386 (cbranchsf4, cbranchdf4): New.
17387 (stack_protect): Use cbranchdi4/cbranchsi4.
17389 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
17390 (gen_compare_reg): Accept comparison, extract part of it to...
17391 (gen_compare_reg_1): ... this.
17392 (gen_compare_operator): Delete.
17393 (gen_v9_scc): Accept separate destination, comparison code and arms.
17394 Do not use sparc_compare_op0/sparc_compare_op1.
17395 (emit_scc_insn, emit_conditional_branch_insn): New.
17396 (emit_v9_brxx): Make static. Remove useless assertion.
17397 (sparc_emit_float_lib_cmp): Return RTL instead of calling
17399 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
17400 * config/sparc/sparc-protos.h (gen_compare_reg,
17401 sparc_emit_float_lib_cmp): Adjust prototype.
17402 (emit_scc_insn, emit_conditional_branch_insn): New.
17403 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
17404 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
17405 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
17406 iterators to the top.
17407 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
17408 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
17409 snedi_special_trunc): Delete.
17410 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
17411 and snedi_special_trunc.
17412 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
17413 cbranchdi4, cbranch<F:mode>4): New.
17414 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
17415 here. Use gen_compare_reg instead of gen_compare_operator.
17416 (conditional_trap): Replace with...
17417 (ctrapsi4, ctrapdi4): ... this.
17418 (stack_protect_test): Use cbranchcc4.
17420 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
17422 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
17423 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
17424 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
17425 from operands[0] or operands[3] depending on is_set.
17426 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
17427 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
17428 cmpdf, bCC), sCC: Remove.
17429 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
17430 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
17432 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
17433 spu_emit_branch_or_set.
17435 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
17437 * config/stormy16/stormy16.h (xstormy16_compare_op0,
17438 xstormy16_compare_op1): Delete.
17439 * config/stormy16/stormy16.c (xstormy16_compare_op0,
17440 xstormy16_compare_op1): Delete.
17441 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
17443 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
17444 (cmphi, cmpsi, bCC): Remove.
17446 * config/v850/v850.md (tstsi, cmpsi): Fold into...
17447 (*cmpsi): ... this one.
17448 (cbranchsi4, cstoresi4): New.
17449 (bCC expanders): Delete.
17450 (sCC insns): Fold into...
17451 (*setcc): ... this one.
17452 (casesi): Do not use gen_cmpsi and gen_bgtu.
17453 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
17454 (movsicc): Simplify.
17455 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
17457 * config/vax/vax-protos.h (cond_name): New.
17458 (vax_output_conditional_branch): Remove.
17459 * config/vax/vax.c (cond_name): New.
17460 (vax_output_conditional_branch): Remove.
17461 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
17462 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
17463 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
17464 (bit<VAXint>): Wrap source with (compare).
17465 (b<code> and following unnamed pattern): Rename to *branch and
17466 *branch_reversed. Change macroization to match_operator.
17467 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
17469 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
17470 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
17471 Change last argument to machine_mode.
17472 (xtensa_expand_scc): Add machine_mode argument.
17473 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
17474 (gen_conditional_move, xtensa_expand_conditional_branch,
17475 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
17476 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
17477 Adjust operand numbers.
17478 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
17480 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
17481 (cmpsi, cmpsf, b<code>, s<code>): Delete.
17482 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
17484 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17486 * optabs.c (prepare_cmp_insn): Temporarily disable test that
17487 causes spurious differences between trunk and cond-optab branch.
17489 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
17492 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
17494 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
17496 * tree.c (iterative_hash_pointer): Delete.
17497 (iterative_hash_expr): Short-circuit handling of NULL pointer.
17498 Hash UIDs and versions of SSA names. Don't special-case built-in
17499 function declarations.
17501 2009-05-11 Ian Lance Taylor <iant@google.com>
17504 * graphite.c: Force -Wc++-compat to only be a warning before
17505 #including "cloog/cloog.h".
17507 2009-05-11 Martin Jambor <mjambor@suse.cz>
17509 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
17511 2009-05-11 Jan Hubicka <jh@suse.cz>
17513 * tree-ssa-loop-ivcanon.c: Include target.h
17514 (struct loop_size): new structure.
17515 (constant_after_peeling): New predicate.
17516 (tree_estimate_loop_size): New function.
17517 (estimated_unrolled_size): Rewrite for new estimates.
17518 (try_unroll_loop_completely): Use new estimates.
17519 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
17521 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
17523 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
17524 libcpp interface change.
17525 (spu_macro_to_expand): Likewise.
17527 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
17529 PR tree-optimization/40026
17530 * gimplify.c (gimplify_init_constructor): Change initial conditional
17531 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
17532 optimize_compound_literals_in_ctor.
17534 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
17536 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
17538 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
17540 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
17542 * tree-vect-data-refs.c (vect_analyze_group_access): Use
17543 HOST_WIDE_INT for gap.
17545 2009-05-11 Ira Rosen <irar@il.ibm.com>
17547 PR tree-optimization/40074
17548 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
17549 account in group size and step comparison.
17551 2009-05-11 Richard Guenther <rguenther@suse.de>
17553 * passes.c (init_optimization_passes): Strip now incorrect comment.
17554 (execute_function_todo): Do not set PROP_alias.
17555 * tree-pass.h (PROP_alias): Remove.
17556 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
17557 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
17558 * tree-nrv.c (pass_return_slot): Likewise.
17559 * tree-object-size.c (pass_object_sizes): Likewise.
17560 * tree-ssa-dom.c (pass_dominator): Likewise.
17561 (pass_phi_only_cprop): Likewise.
17562 * tree-ssa-dse.c (pass_dse): Likewise.
17563 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
17564 (pass_cselim): Likewise.
17565 * tree-ssa-pre.c (pass_pre): Likewise.
17566 (pass_fre): Likewise.
17567 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
17568 * tree-ssa-sink.c (pass_sink_code): Likewise.
17569 * tree-stdarg.c (pass_stdarg): Likewise.
17570 * tree-tailcall.c (pass_tail_calls): Likewise.
17571 * tree-vrp.c (pass_vrp): Likewise.
17573 2009-05-10 Ian Lance Taylor <iant@google.com>
17575 * basic-block.h (enum profile_status): Break out of struct
17576 control_flow_graph.
17577 * cgraph.h (struct inline_summary): Break out of struct
17579 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
17580 of struct cgraph_order_sort.
17581 * combine.c (enum undo_kind): New enum, broken out of struct undo.
17582 * cse.c (struct branch_path): Break out of struct
17583 cse_basic_block_data.
17584 * except.h (enum eh_region_type): Break out of struct eh_region.
17585 * gcc.c (enum add_del): Break out of struct modify_target.
17586 * genrecog.c (enum decision_type): Break out of struct decision_test.
17587 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
17589 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
17590 * regmove.c (enum match_use): New enum, broken out of struct match.
17591 * sched-int.h (enum post_call_group): New enum, broken out of
17593 (struct deps_reg): Break out of struct deps.
17594 * target.h (struct asm_int_op): Break out of struct gcc_target.
17595 * tree-eh.c (struct goto_queue_node): Break out of struct
17597 * tree-inline.h (enum copy_body_cge_which): Break out of
17599 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
17601 * c-decl.c (in_struct, struct_types): New static variables.
17602 (pushtag): Add loc parameter. Change all callers.
17603 (lookup_tag): Add ploc parameter. Change all callers.
17604 (check_compound_literal_type): New function.
17605 (parser_xref_tag): Add loc parameter. Change all callers. If
17606 -Wc++-compat, warn about struct/union/enum types defined within a
17608 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
17609 and loc parameters. Change all callers. Change error calls to
17610 error_at, using loc. For a redefinition, if the location of the
17611 original definition is known, report it. Set in_struct and
17612 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
17613 (finish_struct): Add new parameters enclosing_in_struct and
17614 enclosing_struct_types. Change all callers. Set
17615 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
17616 in the struct. If in a struct, add this struct to struct_types.
17617 (start_enum): Add loc parameter. Change all callers. Use
17618 error_at for errors, using loc. For a redefinition, if the
17619 location of the original definition is known, report it. If in a
17620 struct, add this enum type to struct_types. If -Wc++-compat warn
17621 if in sizeof, typeof, or alignof.
17622 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
17623 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
17624 (c_parser_enum_specifier): Get enum location for start_enum.
17625 (c_parser_struct_or_union_specifier): Get struct location for
17626 start_struct. Save in_struct and struct_types status between
17627 start_struct and finish_struct.
17628 (c_parser_cast_expression): Get location of cast.
17629 (c_parser_alignof_expression): Get location of type.
17630 (c_parser_postfix_expression): Likewise.
17631 (c_parser_postfix_expression_after_paren_type): Add type_loc
17632 parameter. Change all callers. Call check_compound_literal_type.
17633 Use type_loc for error about variable size type.
17634 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
17635 of an enum constant from an enum type defined in a struct or union.
17636 (c_cast_expr): Add loc parameter. Change all callers. If
17637 -Wc++-compat, warn about defining a type in a cast.
17638 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
17639 (start_enum, start_struct, finish_struct): Update declarations.
17640 (parser_xref_tag, c_cast_expr): Update declarations.
17641 (check_compound_literal_type): Declare.
17643 2009-05-11 Ben Elliston <bje@au.ibm.com>
17645 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
17646 for recent libcpp interface change.
17647 (rs6000_macro_to_expand): Likewise.
17649 2009-05-10 Michael Matz <matz@suse.de>
17652 * config/arm/arm.c (require_pic_register): Emit on entry edge,
17653 not at entry of function.
17655 2009-05-10 Richard Guenther <rguenther@suse.de>
17657 PR tree-optimization/40081
17659 * tree-sra.c (instantiate_element): Instantiate scalar replacements
17660 using the main variant of the element type. Do not fiddle with
17661 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
17663 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
17664 structs with volatile fields.
17666 2009-05-10 Jan Hubicka <jh@suse.cz>
17668 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
17669 (estimate_move_cost): Assert that it does not get called for
17671 (estimate_num_insns): Skip VOID types in argument handling.
17672 (optimize_inline_calls): Delete unreachable blocks and verify that
17673 callgraph is valid.
17675 2009-05-10 Jan Hubicka <jh@suse.cz>
17677 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
17678 * cgraph.c (cgraph_mark_address_taken_node): New function.
17679 (dump_cgraph_node): Dump new flag.
17680 * cgraph.h (struct cgraph_node): Add address_taken.
17681 (cgraph_mark_address_taken_node): New function.
17682 * ipa.c (cgraph_postorder): Prioritize functions with address taken
17683 since new direct calls can be born.
17685 2009-05-10 Joseph Myers <joseph@codesourcery.com>
17687 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
17688 tok->val.node.node.
17690 2009-05-10 Jan Hubicka <jh@suse.cz>
17692 PR middle-end/40084
17693 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
17695 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
17696 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
17697 * tree-inline.c (copy_bb): Set frequency correctly.
17698 (fold_marked_statements): Update call to
17699 cgraph_update_edges_for_call_stmt.
17701 2009-05-10 Joseph Myers <joseph@codesourcery.com>
17703 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
17704 identifiers in diagnostics.
17705 * config/arm/arm.c (arm_handle_fndecl_attribute,
17706 arm_handle_isr_attribute): Likewise.
17707 * config/avr/avr.c (avr_handle_progmem_attribute,
17708 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
17709 * config/bfin/bfin.c (handle_int_attribute,
17710 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
17711 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
17712 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
17714 * config/darwin.c (darwin_handle_kext_attribute,
17715 darwin_handle_weak_import_attribute): Likewise.
17716 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
17717 h8300_handle_eightbit_data_attribute,
17718 h8300_handle_tiny_data_attribute): Likewise.
17719 * config/i386/i386.c (ix86_handle_cconv_attribute,
17720 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
17721 * config/i386/winnt.c (ix86_handle_shared_attribute,
17722 ix86_handle_selectany_attribute): Likewise.
17723 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
17724 * config/m32c/m32c.c (function_vector_handler): Likewise.
17725 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
17726 m68hc11_handle_fntype_attribute): Likewise.
17727 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
17728 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
17729 * config/mips/mips.c (mips_insert_attributes,
17730 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
17731 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
17732 rs6000_handle_struct_attribute): Likewise.
17733 * config/sh/sh.c (sh_insert_attributes,
17734 sh_handle_resbank_handler_attribute,
17735 sh_handle_interrupt_handler_attribute,
17736 sh2a_handle_function_vector_handler_attribute,
17737 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
17739 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
17740 * config/spu/spu.c (spu_handle_fndecl_attribute,
17741 spu_handle_vector_attribute): Likewise.
17742 * config/stormy16/stormy16.c
17743 (xstormy16_handle_interrupt_attribute): Likewise.
17744 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
17745 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
17747 2009-05-10 Joseph Myers <joseph@codesourcery.com>
17749 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
17750 (pp_translate_identifiers): New.
17751 (pp_identifier): Only conditionally translate identifier to locale
17753 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
17754 (pp_base_tree_identifier): Only conditionally translate identifier
17755 to locale character set.
17756 * c-pretty-print.c (M_): Define.
17757 (pp_c_type_specifier, pp_c_primary_expression): Mark English
17758 fragments for conditional translation with M_.
17759 * tree-pretty-print.c (maybe_init_pretty_print): Disable
17760 identifier translation.
17762 2009-05-10 Richard Guenther <rguenther@suse.de>
17764 PR tree-optimization/40081
17765 * tree-sra.c (instantiate_element): Instantiate scalar replacements
17766 using the main variant of the element type. Do not fiddle with
17767 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
17769 2009-05-09 Jan Hubicka <jh@suse.cz>
17771 PR middle-end/40080
17772 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
17773 indirect calls; verify cgraph afterwards.
17775 2009-05-09 Jan Hubicka <jh@suse.cz>
17778 * ipa.c (update_inlined_to_pointer): New function.
17779 (cgraph_remove_unreachable_nodes): Use it.
17781 2009-05-09 Jan Hubicka <jh@suse.cz>
17783 * tree-eh.c (struct leh_state): Remove prev_try.
17784 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
17785 not track prev_try.
17786 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
17787 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
17788 remove_eh_handler_and_replace, foreach_reachable_handler,
17789 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
17790 * except.h (struct eh_region): Remove eh_region_u_cleanup.
17791 (gen_eh_region_cleanup): Update prototype.
17793 2009-05-09 Jan Hubicka <jh@suse.cz>
17795 PR middle-end/40043
17796 * except.c (copy_eh_region): Always set prev_try.
17797 (redirect_eh_edge_to_label): Find outer try.
17798 (foreach_reachable_handler): When looking for prev try
17799 handle case where previous try is not going to be taken.
17801 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
17803 PR tree-optimization/40049
17804 * tree-vect-stmts.c (vectorizable_operation): If the machine has
17805 only vector/vector shifts, convert the type of the constant to the
17806 appropriate type to avoid building incorrect trees, which
17807 eventually have problems with garbage collection.
17809 2009-05-08 Joseph Myers <joseph@codesourcery.com>
17811 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
17812 -1 for complex floating-point types if honoring signed zeros.
17814 2009-05-08 Jan Hubicka <jh@suse.cz>
17816 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
17817 argument; handle correctly when profile is absent.
17818 (build_cgraph_edges): Update.
17819 (rebuild_cgraph_edges): Update.
17820 * cgraph.c: Do not include varray.h.
17821 (cgraph_set_call_stmt_including_clones): New function.
17822 (cgraph_create_edge_including_clones): Likewise
17823 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
17824 (cgraph_update_edges_for_call_stmt): Handle clones.
17825 (cgraph_remove_node): Handle clone tree.
17826 (cgraph_remove_node_and_inline_clones): New function.
17827 (dump_cgraph_node): Dump clone tree.
17828 (cgraph_clone_node): Handle clone tree.
17829 (clone_function_name): Bring here from tree-inline.c.
17830 (cgraph_create_virtual_clone): New function.
17831 * cgraph.h (ipa_replace_map): Move here from ipa.h.
17832 (cgraph_clone_info): New function.
17833 (strut cgraph_node): Add clone_info and new clone tree pointers.
17834 (cgraph_remove_node_and_inline_clones,
17835 cgraph_set_call_stmt_including_clones,
17836 cgraph_create_edge_including_clones,
17837 cgraph_create_virtual_clone): Declare.
17838 (cgraph_function_versioning): Use VEC argument.
17839 (compute_call_stmt_bb_frequency): Update prototype.
17840 (cgraph_materialize_all_clones): New function.
17841 * ipa-cp.c (ipcp_update_cloned_node): Remove.
17842 (ipcp_create_replace_map): Update to VECtors.
17843 (ipcp_update_callgraph): Use virtual clones.
17844 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
17845 (ipcp_update_profiling): Do not update local profiling.
17846 (ipcp_insert_stage): Use VECtors and virtual clones.
17847 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
17848 (clone_of_p): New function.
17849 (cgraph_preserve_function_body_p): Use clone tree.
17850 (cgraph_optimize): Materialize clones.
17851 (cgraph_function_versioning): Update for VECtors.
17852 (save_inline_function_body): Use clone tree.
17853 (cgraph_materialize_clone): New function.
17854 (cgraph_materialize_all_clones): Likewise.
17855 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
17856 * ipa.c: Include gimple.h.
17857 (cgraph_remove_unreachable_nodes): Use clone tree.
17858 * ipa-prop.c (ipa_note_param_call): Update call to
17859 compute_call_stmt_bb_frequencycall.
17860 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
17861 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
17862 (copy_bb): Handle updating of clone tree; add new edge when new call
17864 (expand_call_inline): Be strict about every call having edge.
17865 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
17866 (delete_unreachable_blocks_update_callgraph): New function.
17867 (tree_function_versioning): Use VECtors; always remove unreachable
17868 blocks and fold conditionals.
17869 * tree-inline.h: Do not include varray.h.
17870 (tree_function_versioning): Remove.
17871 * Makefile.in (GTFILES): Remove tree-inline.c
17872 * passes.c (do_per_function): Do only functions having body.
17873 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
17876 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
17877 Andrew Morrow <acm@google.com>
17880 * c-common.c (c_common_attribute_table): Permit deprecated
17881 attribute to take an optional argument.
17882 (handle_deprecated_attribute): If the optional argument to
17883 __attribute__((deprecated)) is not a string ignore the attribute
17884 and emit a warning.
17886 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
17887 * c-typeck.c (build_component_ref): Likewise.
17888 (build_external_ref): Likewise.
17890 * toplev.c (warn_deprecated_use): Add an attribute argument.
17891 Emit the message associated with __attribute__((deprecated)).
17893 * toplev.h (warn_deprecated_use): Updated.
17895 * doc/extend.texi: Document new optional parameter to
17896 __attribute__((deprecated))
17898 2009-05-08 Michael Eager <eager@eagercon.com>
17900 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
17901 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
17903 2009-05-08 Richard Guenther <rguenther@suse.de>
17905 PR tree-optimization/40062
17906 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
17907 Avoid exponential behavior.
17909 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
17911 PR rtl-optimization/33928
17913 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
17914 process_uses, build_single_def_use_links): New.
17915 (update_df): Update use_def_ref.
17916 (forward_propagate_into): Use get_def_for_use instead of use-def
17918 (fwprop_init): Call build_single_def_use_links and let it initialize
17920 (fwprop_done): Free use_def_ref.
17921 (fwprop_addr): Eliminate duplicate call to df_set_flags.
17922 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
17923 df_rd_simulate_one_insn): New.
17924 (df_rd_bb_local_compute_process_def): Update head comment.
17925 (df_chain_create_bb): Use the new RD simulation functions.
17926 * df.h (df_rd_simulate_artificial_defs_at_top,
17927 df_rd_simulate_one_insn): New.
17928 * opts.c (decode_options): Enable fwprop at -O1.
17929 * doc/invoke.texi (-fforward-propagate): Document this.
17931 2009-05-08 Joseph Myers <joseph@codesourcery.com>
17934 * c-typeck.c (build_binary_op): Handle arithmetic between one real
17935 and one complex operand specially.
17936 * tree-complex.c (some_nonzerop): Do not identify a real value as
17937 zero if flag_signed_zeros.
17939 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
17941 PR rtl-optimization/33928
17942 * loop-invariant.c (record_use): Fix && vs. || mishap.
17944 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
17946 PR rtl-optimization/33928
17947 * loop-invariant.c (struct use): Add addr_use_p.
17948 (struct def): Add n_addr_uses.
17949 (struct invariant): Add cheap_address.
17950 (create_new_invariant): Set cheap_address.
17951 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
17952 (record_uses): Pass df_ref to record_use.
17953 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
17956 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
17958 * config/sh/sh.c: Do not include c-pragma.h.
17960 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
17962 * config/spu/spu.c: Remove include of c-common.h.
17964 2009-05-07 Janis Johnson <janis187@us.ibm.com>
17967 * c-common.h (mark_valid_location_for_stdc_pragma,
17968 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
17969 clear_float_const_decimal64, float_const_decimal64_p): New.
17970 * c.opt (Wunsuffixed-float-constants): New.
17971 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
17972 unsuffixed float constant, handle new warning.
17973 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
17974 * c-decl.c (c_scope): New flag float_const_decimal64.
17975 (set_float_const_decimal64, clear_float_const_decimal64,
17976 float_const_decimal64_p): New.
17977 (push_scope): Set new flag.
17978 * c-parser.c (c_parser_translation_unit): Mark when it's valid
17979 to use STDC pragmas.
17980 (c_parser_external_declaration): Ditto.
17981 (c_parser_compound_statement_nostart): Ditto.
17982 * c-pragma.c (valid_location_for_stdc_pragma,
17983 mark_valid_location_for_stdc_pragma,
17984 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
17985 handle_pragma_float_const_decimal64): New.
17986 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
17987 * cp/semantics.c (valid_location_for_stdc_pragma_p,
17988 set_float_const_decimal64, clear_float_const_decimal64,
17989 float_const_decimal64_p): New dummy functions.
17990 * doc/extend.texi (Decimal Float): Remove statement that the
17991 pragma, and suffix for double constants, are not supported.
17992 * doc/invoke.texi (Warning Options): List new option.
17993 (-Wunsuffixed-float-constants): New.
17995 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
17997 * config/i386/i386.c: Do not include c-common.h.
17999 2009-05-07 Mark Heffernan <meheff@google.com>
18001 * doc/invoke.texi (Debugging Options): Document change of debugging
18003 * opts.c (decode_options): Make dump_base_name relative to
18004 aux_base_name directory.
18006 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
18008 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
18009 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
18011 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
18013 * Makefile.in (install-plugin): Simplify a bit.
18015 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
18017 * Makefile.in (OBJS-common): Add regcprop.o.
18019 * timevar.def (TV_CPROP_REGISTERS): New.
18020 * regrename.c (regrename_optimize): Return 0.
18021 (rest_of_handle_regrename): Delete.
18022 (pass_rename_registers): Point to regrename_optimize.
18023 (struct value_data_entry, struct value_data,
18024 kill_value_one_regno, kill_value_regno, kill_value,
18025 set_value_regno, init_value_data, kill_clobbered_value,
18026 kill_set_value, kill_autoinc_value, copy_value,
18027 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
18028 replace_oldest_value_reg, replace_oldest_value_addr,
18029 replace_oldest_value_mem, copyprop_hardreg_forward_1,
18030 debug_value_data, validate_value_data): Move...
18031 * regcprop.c: ... here.
18032 (rest_of_handle_cprop): Delete.
18033 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
18035 2009-05-07 Jakub Jelinek <jakub@redhat.com>
18037 PR middle-end/40057
18038 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
18039 GEN_INT for 1 << bitnum.
18040 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
18041 build_int_cst_type.
18043 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
18045 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
18046 Remove wrong description of "nand" operation.
18048 2009-05-06 Richard Guenther <rguenther@suse.de>
18049 Adam Nemet <anemet@caviumnetworks.com>
18051 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
18052 comment. Add that if LHS is not a gimple register, then RHS1 has
18053 to be a single object (GIMPLE_SINGLE_RHS).
18055 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
18057 * expr.c (get_def_for_expr): Move it up in the file.
18058 (store_field): When expanding a bit-field store, look at the
18059 defining gimple stmt for the masking conversion.
18061 2009-05-06 Janis Johnson <janis187@us.ibm.com>
18063 PR middle-end/39986
18064 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
18065 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
18066 32-bit memcpy into long.
18068 2009-05-06 Jakub Jelinek <jakub@redhat.com>
18070 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
18071 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
18073 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
18074 instead of appending DW_OP_deref*.
18076 2009-05-06 Michael Matz <matz@suse.de>
18078 PR middle-end/40021
18079 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
18080 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
18082 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
18084 * Makefile.in (install-plugin): Fix srcdir handling.
18086 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
18088 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
18089 when processing for not_regs_needed bitmap.
18090 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
18091 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
18092 handling it for rhs.
18094 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18096 * config/i386/i386.md (unnamed inc/dec peephole): Use
18097 optimize_insn_for_size_p instead of optimize_size.
18098 * config/i386/predicates.md (incdec_operand): Likewise.
18099 (aligned_operand): Likewise.
18100 * config/i386/sse.md (divv8sf3): Likewise.
18101 (sqrtv8sf2): Likewise.
18103 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18105 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
18107 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
18109 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18111 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
18112 ssemodesuffixf2c with avxmodesuffixf2c.
18114 2009-05-06 Joseph Myers <joseph@codesourcery.com>
18117 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
18119 2009-05-05 Jakub Jelinek <jakub@redhat.com>
18121 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
18122 (struct tree_base): Adjust spacing for 8 bit boundaries.
18123 (struct tree_decl_common): Add decl_by_reference_flag bit.
18124 (DECL_BY_REFERENCE): Adjust.
18125 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
18126 print DECL_BY_REFERENCE bit.
18127 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
18128 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
18129 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
18130 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
18133 PR middle-end/39666
18134 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
18135 range of the type, but default label is missing, add it with one
18136 of the existing labels instead of adding a new label for it.
18138 2009-05-05 Joseph Myers <joseph@codesourcery.com>
18142 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
18144 * Makefile.in (enable_plugin, plugin_includedir): New.
18145 (install): Depend on install-plugin.
18146 (PLUGIN_HEADERS): New.
18147 (install-plugin): New.
18148 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
18150 2009-05-05 Richard Guenther <rguenther@suse.de>
18152 PR tree-optimization/40022
18153 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
18155 (phivn_valid_p): Fix tuplification error, simplify.
18156 (phiprop_insert_phi): Add dumps.
18157 (propagate_with_phi): Simplify.
18159 2009-05-05 Richard Guenther <rguenther@suse.de>
18161 PR middle-end/40023
18162 * builtins.c (gimplify_va_arg_expr): Properly build the address.
18164 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
18166 * tree.h (strip_float_extensions): Remove duplicate declaration.
18167 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
18168 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
18169 block_ultimate_origin): Rearrange the declarations line to match the
18170 comment that indicates the .c file which the functions are defined.
18171 (dwarf2out_*, set_decl_rtl): Add comment.
18172 (get_base_address): Adjust comment.
18173 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
18174 declarations line and add comment.
18175 (is_builtin_name): Add blank after function name, for clarity.
18177 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18179 * attribs.c (decl_attributes): Use %qE for identifiers in
18181 * cgraphunit.c (verify_cgraph_node): Translate function names to
18182 locale character set in diagnostics.
18183 * coverage.c (get_coverage_counts): Use %qE for identifiers in
18185 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
18186 Document that functions are named in UTF-8.
18187 * expr.c (expand_expr_real_1): Translate function names to locale
18188 character set in diagnostics.
18189 * gimplify.c (omp_notice_variable, omp_is_private,
18190 gimplify_scan_omp_clauses): Use %qE for identifiers in
18192 * langhooks.c (lhd_print_error_function): Translate function names
18193 to locale character set.
18194 * langhooks.h (decl_printable_name): Document that return value is
18195 in internal character set.
18196 * stmt.c: Include pretty-print.h
18197 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
18199 (resolve_operand_name_1): Translate named operand name to locale
18201 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
18203 * toplev.c (announce_function): Translate function names to locale
18205 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
18206 (default_tree_printer): Use pp_identifier or translate identifiers
18207 to locale character set. Mark "<anonymous>" for translation.
18208 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
18209 for identifiers in diagnostics.
18210 * tree.c (handle_dll_attribute): Use %qE for identifiers in
18212 * varasm.c (output_constructor): Use %qE for identifiers in
18215 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
18217 * configure.ac: use ` ` instead of $()
18218 * configure: Regenerate.
18220 2009-05-05 Ben Elliston <bje@au.ibm.com>
18222 * config/pa/linux-atomic.c: Eliminate conditional include of
18223 errno.h on non-LP64 systems to simplify build requirements.
18225 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18227 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
18229 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
18230 and pass value to identifier_to_locale.
18231 (warn_variable_length_array): Make name a tree.
18232 (grokdeclarator): Separate diagnostic texts for named and unnamed
18233 declarators. Use %qE for named declarators.
18234 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
18236 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
18237 identifiers in diagnostics.
18238 * c-typeck.c (push_member_name, start_init): Pass identifiers to
18239 identifier_to_locale. Mark "anonymous" strings for translation.
18241 2009-05-04 Michael Eager <eager@eagercon.com>
18243 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
18244 address for DImode/DFmode only if double-precision FP regs.
18246 2009-05-04 Michael Eager <eager@eagercon.com>
18248 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
18249 TARGET_SINGLE_FLOAT check.
18251 2009-05-04 Michael Eager <eager@eagercon.com>
18253 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
18255 2009-05-04 Michael Eager <eager@eagercon.com>
18257 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
18258 * config/rs6000/t-xilinx: New
18260 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
18262 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
18263 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
18264 * gcc/explow.c (memory_address): Use target hook.
18265 * gcc/targhooks.c (default_legitimize_address): New.
18266 * gcc/targhooks.h (default_legitimize_address): New.
18267 * gcc/target.h (legitimize_address): New.
18268 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
18269 (TARGET_INITIALIZER): Include it.
18270 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
18272 * config/bfin/bfin-protos.h (legitimize_address): Remove.
18273 * config/bfin/bfin.c (legitimize_address): Remove.
18274 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
18275 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
18277 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
18278 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
18280 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
18281 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
18282 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
18283 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
18284 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
18285 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
18286 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
18287 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
18288 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
18289 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
18290 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
18291 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
18292 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
18293 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
18294 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
18295 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
18296 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
18297 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
18298 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
18299 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
18300 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
18301 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
18302 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
18304 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
18305 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
18306 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
18307 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
18308 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
18309 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
18310 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
18311 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
18312 (thumb_legitimize_address): Delete.
18313 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
18314 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
18315 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
18316 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
18317 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
18318 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
18320 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
18323 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
18324 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
18325 * config/m32r/m32r.c (m32r_legitimize_address): New.
18326 * config/m68k/m68k.c (m68k_legitimize_address): New.
18327 * config/score/score.c (score_legitimize_address): Standardize.
18328 * config/score/score3.c (score3_legitimize_address): Standardize.
18329 * config/score/score3.h (score3_legitimize_address): Adjust.
18330 * config/score/score7.c (score7_legitimize_address): Standardize.
18331 * config/score/score7.h (score7_legitimize_address): Adjust.
18332 * config/sh/sh.c (sh_legitimize_address): New.
18333 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
18335 * gcc/config/s390/s390.c (legitimize_address): Rename to...
18336 (s390_legitimize_address): ... this.
18337 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
18338 (sparc_legitimize_address): ... this.
18339 * gcc/config/i386/i386.c (legitimize_address): Rename to...
18340 (ix86_legitimize_address): ... this.
18341 * gcc/config/avr/avr.c (legitimize_address): Rename to...
18342 (avr_legitimize_address): ... this.
18343 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
18344 (mn10300_legitimize_address): ... this.
18345 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
18346 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
18347 (alpha_expand_mov): Adjust call.
18349 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
18350 * config/spu/spu.c (spu_legitimize_address): Likewise.
18351 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
18352 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
18354 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18356 * intl.c (locale_encoding, locale_utf8): New.
18357 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
18358 * intl.h (locale_encoding, locale_utf8): Declare.
18359 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
18360 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
18362 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
18364 (pp_tree_identifier): Define to call pp_base_tree_identifier.
18365 (pp_base_tree_identifier): Declare as function.
18366 (identifier_to_locale): Declare.
18367 * Makefile.in (pretty-print.o): Update dependencies.
18368 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
18370 2009-05-04 Richard Guenther <rguenther@suse.de>
18372 PR middle-end/40015
18373 * builtins.c (fold_builtin_memory_op): Do not decay to element
18374 type if the size matches the whole array.
18376 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
18378 * expmed.c (synth_mult): When trying out a shift, pass the result
18381 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
18383 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
18384 (shiftsub1_cost): New.
18385 (init_expmed): Compute shiftsub1_cost.
18386 (synth_mult): Optimize multiplications by constants of the form
18387 -(2^^m-1) for some constant positive integer m.
18389 2009-05-03 Richard Guenther <rguenther@suse.de>
18392 * c-typeck.c (array_to_pointer_conversion): Do not built
18393 ADDR_EXPRs of arrays of pointer-to-element type.
18394 * c-gimplify.c (c_gimplify_expr): Revert change fixing
18395 up wrong ADDR_EXPRs after-the-fact.
18396 * c-common.c (strict_aliasing_warning): Strip pointer
18397 conversions for obtaining the original type.
18398 * builtins.c (fold_builtin_memset): Handle array types.
18399 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
18402 2009-05-03 Richard Guenther <rguenther@suse.de>
18404 PR middle-end/23329
18405 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
18406 Do not lose casts from array types with unknown extent to array
18407 types with known extent.
18408 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
18409 alias set compatibility.
18411 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
18413 * flags.h (extra_warnings): Delete.
18414 * toplev.c (process_options): Handle Wuninitialized here.
18415 * opts.c (extra_warnings): Delete.
18416 (set_Wextra): Delete.
18417 (common_handle_option): -Wextra can be handled automatically.
18418 * c-opts.c (c_common_handle_option): Delete obsolete code.
18419 (c_common_post_options): Simplify comment.
18420 * common.opt (W): Add Var.
18422 (Wuninitialized): Initialize to -1.
18424 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
18425 Richard Guenther <rguenther@suse.de>
18427 * expr.c (get_def_for_expr): New function.
18428 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
18429 SSA rather than trees.
18430 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
18431 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
18433 2009-05-03 Joseph Myers <joseph@codesourcery.com>
18435 * c-common.c (reswords): Add _Imaginary.
18436 * c-common.c (enum rid): Add RID_IMAGINARY.
18438 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
18440 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
18441 Patch by Richard Guenther.
18443 2009-05-03 Anatoly Sokolov <aesok@post.ru>
18445 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
18446 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
18447 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
18448 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
18449 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
18450 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
18451 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
18452 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
18453 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
18454 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
18455 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
18456 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
18457 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
18458 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
18459 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
18460 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
18461 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
18462 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
18464 2009-05-02 Richard Guenther <rguenther@suse.de>
18466 PR tree-optimization/39940
18467 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
18470 2009-05-02 Richard Guenther <rguenther@suse.de>
18472 PR middle-end/40001
18473 * tree-ssa.c (execute_update_addresses_taken): Properly check
18474 if we can mark a variable DECL_GIMPLE_REG_P.
18475 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
18476 back to the end of the function.
18477 (is_gimple_reg_type): Remove complex type special casing.
18478 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
18481 2009-05-02 Ben Elliston <bje@au.ibm.com>
18483 * doc/collect2.texi (Collect2): Document search path behaviour
18484 when configured with --with-ld.
18486 2009-05-02 Jan Hubicka <jh@suse.cz>
18488 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
18489 parameter; update callers.
18490 (coalesce_cost_edge): EH edges are costier because they needs
18491 splitting even if not critical and even more costier when there are
18492 multiple EH predecestors.
18494 2009-05-02 Jan Hubicka <jh@suse.cz>
18496 * except.c (remove_eh_handler_and_replace): Handle updating after
18497 removing TRY blocks.
18499 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
18501 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
18503 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
18505 * varasm.c: Do not include c-pragma.h.
18506 * attribs.c: Do not incude c-common.h.
18508 2009-05-01 Michael Matz <matz@suse.de>
18510 * calls.c (initialize_argument_information): Handle SSA names like
18511 decls with a non MEM_P DECL_RTL.
18513 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
18515 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
18516 * ipa-utils.c: Likewise.
18517 * ipa-type-escape.c: Likewise.
18518 * cgraphunit.c Do not include c-common.h.
18519 * ipa-pure-const.c: Likewise.
18520 * tree-if-conv.c: Likewise.
18521 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
18522 * ipa-struct-reorg.c: Likewise.
18523 * tree-nomudflap.c: Likewise.
18524 * tree-ssa-structalias.c: Likewise.
18526 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
18528 * store-motion.c: Many cleanups to make this pass a first-class
18529 citizen instead of an appendix to gcse load motion. Add TODO list
18530 to make this pass faster/cleaner/better.
18532 (struct ls_expr): Post gcse.c-split cleanups.
18533 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
18534 "stores" field to "avail_stores".
18535 (pre_ldst_mems): Rename to store_motion_mems.
18536 (pre_ldst_table): Rename to store_motion_mems_table.
18537 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
18538 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
18539 (ldst_entry): Rename to st_expr_entry, update users.
18540 (free_ldst_entry): Rename to free_st_expr_entry, update users.
18541 (free_ldst_mems): Rename to free_store_motion_mems, update users.
18542 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
18544 (first_ls_expr): Rename to first_st_expr, update users.
18545 (next_ls_expr): Rename to next_st_expr, update users.
18546 (print_ldst_list): Rename to print_store_motion_mems. Print names of
18547 fields properly for store motion instead of names inherited from load
18549 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
18550 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
18553 (ae_kill): Rename to st_kill, update users.
18554 (ae_gen): Rename to st_avloc, update users.
18555 (transp): Rename to st_transp, update users.
18556 (pre_insert_map): Rename to st_insert_map, update users.
18557 (pre_delete_map): Rename to st_delete_map, update users.
18558 (insert_store, build_store_vectors, free_store_memory,
18559 one_store_motion_pass): Update for abovementioned changes.
18561 (gcse_subst_count, gcse_create_count): Remove.
18562 (one_store_motion_pass): New statistics counters "n_stores_deleted"
18563 and "n_stores_created", local variables.
18565 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
18568 (regvec, compute_store_table_current_insn): Remove.
18569 (reg_set_info, reg_clear_last_set): Remove.
18570 (compute_store_table): Use DF caches instead of local dataflow
18573 2009-05-01 Joseph Myers <joseph@codesourcery.com>
18575 * c-objc-common.c (c_tree_printer): Print identifiers with
18576 pp_identifier, not pp_string. Mark "({anonymous})" for
18578 * c-pretty-print.c (pp_c_ws_string): New.
18579 (pp_c_cv_qualifier, pp_c_type_specifier,
18580 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
18581 pp_c_storage_class_specifier, pp_c_function_specifier,
18582 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
18583 pp_c_primary_expression, pp_c_postfix_expression,
18584 pp_c_unary_expression, pp_c_shift_expression,
18585 pp_c_relational_expression, pp_c_equality_expression,
18586 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
18587 use pp_string and pp_c_ws_string in place of pp_identifier and
18588 pp_c_identifier for non-identifiers. Mark English strings for
18590 * c-pretty-print.h (pp_c_ws_string): Declare.
18592 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
18593 Roland McGrath <roland@redhat.com>
18595 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
18596 (ENABLE_LD_BUILDID): New configuration option.
18597 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
18598 (LINK_BUILDID_SPEC): New macro.
18599 (init_spec): If defined, prepend it between LINK_EH_SPEC and
18601 * doc/install.texi: Document --enable-linker-build-id option.
18602 * configure: Rebuild.
18603 * config.in: Rebuild.
18605 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
18607 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
18608 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
18609 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
18610 MIPS_GP_SAVE_AREA_SIZE.
18611 * config/mips/mips.c (struct mips_frame_info): Update comment
18612 before arg_pointer_offset and hard_frame_pointer_offset.
18613 (mips_compute_frame_info): Update diagram before function: to
18614 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
18615 indicate the position of frame_pointer_rtx with -fstack-protector and
18616 to show args_size. Don't allocate cprestore area for leaf functions
18617 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
18619 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
18621 2009-04-30 Michael Matz <matz@suse.de>
18623 PR tree-optimization/39955
18624 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
18626 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
18628 * ira.c (setup_cover_and_important_classes): Use safe macro
18629 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
18631 * genpreds.c (write_tm_preds_h): Output suitable definition of
18632 REG_CLASS_FOR_CONSTRAINT.
18634 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
18636 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
18638 * bitmap.c (bitmap_descriptor): Likewise.
18639 * ggc-common.c (loc_descriptor): Likewise.
18640 * varray.c (varray_descriptor): Likewise.
18641 * vec.c (vec_descriptor): Likewise.
18643 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
18645 * Makefile.in (dce.o): Add $(EXCEPT_H).
18646 * dce.c: Include except.h and delete redundant vector definitions.
18647 (deletable_insn_p): Return false for non-call insns that can throw
18650 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
18652 * gcse.c (ae_gen): Remove.
18653 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
18654 and make non-static function to make it available in store-motion.c.
18655 Update call sites with search-and-replace.
18656 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
18657 extract_mentioned_regs, extract_mentioned_regs_helper,
18658 find_moveable_store, compute_store_table, load_kills_store, find_loads,
18659 store_killed_in_insn, store_killed_after, store_killed_before,
18660 build_store_vectors, insert_insn_start_basic_block, insert-store,
18661 remove_reachable_equiv_notes, replace_store_insn, delete_store,
18662 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
18663 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
18664 * store-motion.c: ...new file. Also copy data structures from gcse.c
18665 and clean up to remove parts not used by store motion.
18666 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
18667 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
18669 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18672 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
18673 when optimizing for size.
18675 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
18677 * gcse.c (gcse_constant_p): Fix typo in last change.
18679 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
18681 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
18683 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
18685 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
18687 2009-04-29 James E. Wilson <wilson@codesourcery.com>
18689 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
18690 CONST_HIGH_PART result.
18692 2009-04-29 Anatoly Sokolov <aesok@post.ru>
18694 * config/avr/avr.c (initial_elimination_offset): Rename to
18695 avr_initial_elimination_offset.
18696 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
18697 change return type to bool.
18698 (avr_can_eliminate): New function.
18699 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
18700 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
18701 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
18702 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
18703 avr_initial_elimination_offset.
18704 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
18705 (avr_initial_elimination_offset): Define.
18707 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
18708 Steven Bosscher <steven@gcc.gnu.org>
18710 PR rtl-optimization/39938
18711 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
18712 * cfgrtl.c: Include insn-attr.h.
18713 (rest_of_pass_free_cfg): New function.
18714 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
18715 * resource.c (init_resource_info): Remove call to df_analyze.
18717 2009-04-29 Richard Guenther <rguenther@suse.de>
18720 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
18721 allow conversion to signed integers.
18723 2009-04-29 Richard Guenther <rguenther@suse.de>
18725 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
18726 shifts of floating point vectors if the shift amount is
18727 a constant multiple of the element size.
18729 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
18730 Michael Matz <matz@suse.de>
18732 PR middle-end/39927
18734 * tree-outof-ssa.c (emit_partition_copy): New function.
18735 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
18736 insert_part_to_rtx_on_edge): Perform the partition base var
18737 copy using emit_partition_copy.
18738 (insert_value_copy_on_edge): Convert constants to the right mode.
18739 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
18740 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
18742 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18744 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
18745 scan backwards to try to find a constant to initialize it.
18747 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
18748 insn before the loop_end instruction, don't look past labels.
18750 2009-04-29 Richard Guenther <rguenther@suse.de>
18752 PR middle-end/39937
18753 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
18754 loose type conversions.
18755 (forward_propagate_addr_expr): Fix tuplification bug. Remove
18756 stmts only if there are no uses of its definition.
18758 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18760 * config/bfin/bfin.h (splitting_loops): Declare.
18761 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
18762 Reorder bit definitions to be ascending.
18763 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
18764 * config/bfin/bfin.c (splitting_loops): New variable.
18765 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
18766 (struct loop_info): Remove members INIT and LOOP_INIT.
18767 (bfin_optimize_loop): Don't set them. Reorder the code that generates
18768 the LSETUP sequence. Allow LC to be loaded from any register, but
18769 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
18770 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
18772 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
18773 of reload_completed.
18776 * config/bfin/bfin.md (movsi_insn): Refine constraints.
18778 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
18780 * Makefile.in (PLUGIN_VERSION_H): New.
18781 (OBJS-common): Remove plugin-version.o.
18782 (plugin.o): Depend on (PLUGIN_VERSION_H).
18783 (plugin-version.o): Remove.
18784 * configure: Regenerate
18785 * configure.ac: Create plugin-version.h.
18786 * gcc-plugin.h (plugin_gcc_version): Remove.
18787 (plugin_default_version_check): Change signature.
18788 * plugin-version.c: Remove.
18789 * plugin.c: Include plugin-version.h.
18790 (str_plugin_gcc_version_name): Remove.
18791 (try_init_one_plugin): Pass gcc version to plugin_init.
18792 (plugin_default_version_check): Both gcc and plugin versions are now
18795 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18797 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
18798 problematic last insns. Test for TYPE_CALL rather than CALL_P.
18799 Remove special case testing for last insn of inner loops. Don't fail
18800 if the loop ends with a jump, emit an extra nop instead.
18802 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
18803 DREGS rather than comparing directly. Remove code that tries to
18804 account for latencies.
18806 2009-04-29 Richard Guenther <rguenther@suse.de>
18808 PR tree-optimization/39941
18809 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
18810 eliminating an indirect call.
18812 2009-04-29 Richard Guenther <rguenther@suse.de>
18814 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
18815 parameter. Allow invariants as base if !require_lvalue.
18816 (verify_gimple_assign_single): Adjust.
18818 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18820 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
18821 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
18822 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
18823 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
18824 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
18826 * config/bfin/bfin.c (bfin_expand_builtin,
18827 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
18829 2009-04-28 Richard Guenther <rguenther@suse.de>
18831 * tree-vect-loop.c (get_initial_def_for_induction): Use
18832 correct types for pointer increment.
18834 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18836 * toplev.c (print_version): Update GMP version string calculation.
18838 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
18840 PR rtl-optimization/39938
18841 * resource.c (init_resource_info): Add call to df_analyze.
18843 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
18845 * config/alpha/alpha.md (usegp): Cast the result of
18846 alpha_find_lo_sum_using_gp to enum attr_usegp.
18847 * config/alpha/alpha.c (override_options): Remove end-of-structure
18848 marker element from cpu_table. Use array size of cpu_table to handle
18849 -mcpu and -mtune options.
18850 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
18852 2009-04-28 Joseph Myers <joseph@codesourcery.com>
18854 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
18855 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
18856 tune_32 and tune_64.
18857 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
18858 support on PowerPC.
18859 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
18860 * config/rs6000/option-defaults.h: ... here. New file.
18861 (OPT_64, OPT_32): Define.
18862 (MASK_64BIT): Define to 0 if not already defined.
18863 (OPT_ARCH64, OPT_ARCH32): Define.
18864 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
18867 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18869 * config/arm/arm.c (arm_override_options): Emit error on using
18872 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
18874 PR rtl-optimization/39914
18875 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
18876 registers for allocnos created from user-defined variables only
18877 when not optimizing.
18879 2009-04-28 Richard Guenther <rguenther@suse.de>
18881 PR middle-end/39937
18882 * fold-const.c (fold_binary): Use distribute_real_division only
18885 2009-04-28 Steve Ellcey <sje@cup.hp.com>
18887 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
18888 add hpux-stdint.h to tm_file.
18889 (hppa[12]*-*-hpux11*): Ditto.
18890 (ia64*-*-hpux*): Ditto.
18891 * config/hpux-stdint.h: New.
18892 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
18893 __STDC_EXT__ for all compiles.
18894 * config/pa/pa-hpux.h: Ditto.
18895 * config/pa/pa-hpux10.h: Ditto.
18896 * config/pa/pa-hpux11.h: Ditto.
18898 2009-04-28 Catherine Moore <clm@codesourcery.com>
18900 * debug.h (set_name): Add comment.
18902 2009-04-28 Andrew Pinski <pinskia@gmail.com>
18905 * config/darwin.c (machopic_gen_offset): Check
18906 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
18907 * config/arm/arm.c (require_pic_register): Likewise.
18909 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
18911 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
18912 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
18913 m32c_promote_prototypes): Delete.
18915 2009-04-28 Michael Matz <matz@suse.de>
18917 PR middle-end/39922
18918 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
18921 2009-04-28 Richard Guenther <rguenther@suse.de>
18923 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
18925 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18927 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
18928 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
18929 * config/arm/arm-tune.md: Regenerate.
18931 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
18933 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
18934 block if there are complex incoming edges.
18935 (sel_merge_blocks): Remove useless assert.
18936 (sel_redirect_edge_and_branch): Check that edge was redirected.
18937 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
18938 (sel_find_rgns): Delete declaration.
18939 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
18940 the region when it is not a preheader.
18942 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
18945 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
18947 2009-04-28 Richard Guenther <rguenther@suse.de>
18949 * tree.h (SSA_NAME_VALUE): Remove.
18950 (struct tree_ssa_name): Remove value_handle member.
18951 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
18952 array for jump threading.
18953 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
18955 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
18956 * tree-flow.h (threadedge_initialize_values): Declare.
18957 (threadedge_finalize_values): Likewise.
18958 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
18959 (SSA_NAME_VALUE): Define.
18960 (threadedge_initialize_values): New function.
18961 (threadedge_finalize_values): Likewise.
18962 * tree-ssa-dom.c (ssa_name_values): New global variable.
18963 (SSA_NAME_VALUE): Define.
18964 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
18966 2009-04-28 Ira Rosen <irar@il.ibm.com>
18968 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
18969 Use REPORT_VECTORIZED_LOCATIONS instead
18970 REPORT_VECTORIZED_LOOPS.
18971 * tree-vectorizer.c (vect_verbosity_level): Make static.
18972 (vect_loop_location): Rename to vect_location.
18973 (vect_set_verbosity_level): Update comment.
18974 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
18976 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
18977 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
18978 instead REPORT_UNVECTORIZED_LOOPS.
18979 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
18980 and vect_loop_def to vect_external_def and vect_internal_def.
18981 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
18982 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
18983 REPORT_UNVECTORIZED_LOCATIONS.
18984 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
18985 and vect_used_in_loop and to vect_unused_in_scope and
18986 vect_used_in_scope.
18987 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
18988 (vect_verbosity_level): Remove declaration.
18989 (vect_analyze_operations): Likewise.
18990 (vect_analyze_stmt): Declare.
18991 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
18992 REPORT_UNVECTORIZED_LOCATIONS.
18993 (vect_get_loop_niters): Fix indentation.
18994 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
18995 (vect_analyze_loop_operations): New function.
18996 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
18997 vect_analyze_operations.
18998 (vect_is_simple_reduction): Use new names.
18999 (vectorizable_live_operation, vect_transform_loop): Likewise.
19000 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
19001 to specify whether the data references can be a part of interleaving
19003 (vect_analyze_data_ref_dependence): Use new names.
19004 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
19005 (vect_create_addr_base_for_vector_ref): Remove redundant code.
19006 * tree-vect-patterns.c (widened_name_p): Use new names.
19007 (vect_recog_dot_prod_pattern): Likewise.
19008 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
19009 (process_use, vect_mark_stmts_to_be_vectorized,
19010 vect_model_simple_cost, vect_model_store_cost,
19011 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
19012 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
19013 vectorizable_operation, vectorizable_type_demotion,
19014 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
19015 vectorizable_condition): Likewise.
19016 (vect_analyze_operations): Split into vect_analyze_loop_operations
19018 (vect_analyze_stmt): ... new function.
19019 (new_stmt_vec_info): Use new names.
19020 (vect_is_simple_use): Use new names and fix comment.
19021 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
19022 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
19024 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19027 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
19028 and integer modes for x87 operands. Do not ICE for unsupported size,
19029 generate error instead. Generate error for unsupported operand types.
19030 ['z']: Do not handle HImode memory operands specially. Warning
19031 for floating-point operands. Fallthru to 'Z' for unsupported operand
19032 types. Do not ICE for unsupported size, generate error instead.
19033 (output_387_binary_op): Use %Z to output operands.
19034 (output_fp_compare): Ditto.
19035 (output_387_reg_move): Ditto.
19037 2009-04-28 Ben Elliston <bje@au.ibm.com>
19042 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19044 * builtins.c (c_strlen): Do not warn here.
19045 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
19046 * c-common.c (pointer_int_sum): Take an explicit location.
19047 Warn about offsets out of bounds.
19048 * c-common.h (pointer_int_sum): Adjust declaration.
19050 2009-04-27 Ian Lance Taylor <iant@google.com>
19052 * collect2.c (is_ctor_dtor): Change type of ret field in struct
19054 * dce.c (run_fast_df_dce): Change type of old_flags to int.
19055 * df-core.c (df_set_flags): Change return type to int. Change
19056 type of old_flags to int.
19057 (df_clear_flags): Likewise.
19058 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
19059 (df_get_conditional_uses): Likewise.
19060 * df.h (df_set_flags, df_clear_flags): Update declarations.
19061 * dwarf2out.c (struct indirect_string_node): Change type of form
19062 field to enum dwarf_form.
19063 (AT_string_form): Change return type to enum dwarf_form.
19064 * fixed-value.c (fixed_compare): Add cast to enum type.
19065 * fwprop.c (update_df): Change 0 to VOIDmode.
19066 * gensupport.c: Change 0 to UNKNOWN.
19067 * gimple.h (gimple_cond_code): Add cast to enum type.
19068 * haifa-sched.c (reemit_notes): Add cast to enum type.
19069 * hooks.c (hook_int_void_no_regs): Remove function.
19070 * hooks.h (hook_int_void_no_regs): Remove declaration.
19071 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
19072 * predict.c (combine_predictions_for_insn): Add casts to enum type.
19073 * real.c (real_arithmetic): Add cast to enum type.
19074 (real_compare): Likewise.
19075 * target.h (struct gcc_target): Change return type of
19076 branch_target_register_class to enum reg_class.
19077 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
19078 default_branch_target_register_class.
19079 * targhooks.c (default_branch_target_register_class): New function.
19080 * targhooks.h (default_branch_target_register_class): Declare.
19081 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
19082 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
19084 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
19086 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
19087 vect_uninitialized_def. Change 0 to ERROR_MARK.
19088 * tree-vect-stmts.c (supportable_widening_operation): Don't
19089 initialize icode1 and icode2.
19090 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
19091 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
19093 (cmn_err_flag_specs): Change 0 to STD_C89.
19094 (cmn_err_char_table): Likewise.
19095 * config/arm/arm.c (get_arm_condition_code): Change type of code
19096 to enum arm_cond_code.
19097 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
19098 (IWMMXT_BUILTIN2): Likewise.
19099 (neon_builtin_type_bits): Don't define typedef.
19100 (neon_builtin_datum): Change type of bits field to int.
19101 (arm_expand_neon_args): Add cast to enum type.
19102 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
19104 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
19105 casts to enum type.
19106 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
19108 * config/mips/mips.md (jal_macro): Return enum constant.
19109 (single_insn): Likewise.
19110 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
19112 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
19113 casts to enum type.
19114 * config/s390/s390.c (s390_tune_flags): Change type to int.
19115 (s390_arch_flags): Likewise.
19116 (s390_handle_arch_option): Change flags field of struct pta to int.
19117 * config/s390/s390.h (s390_tune_flags): Update declaration.
19118 (s390_arch_flags): Likewise.
19119 * config/sh/sh.c (prepare_move_operands): Compare
19120 tls_symbolic_operand result with enum constant.
19121 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
19122 (sh_expand_prologue): Add cast to enum type.
19123 (sh_expand_epilogue): Likewise.
19124 (tls_symbolic_operand): Change return type to enum tls_model.
19125 (fpscr_set_from_mem): Add cast to enum type.
19126 (legitimize_pic_address): Compare tls_symbolic_operand result with
19128 (sh_target_reg_class): Change return type to enum reg_class.
19129 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
19131 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
19132 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
19133 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
19134 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
19135 (delayed_branch, tls_call_delay): Likewise.
19136 (eligible_for_sibcall_delay): Likewise.
19137 (eligible_for_return_delay): Likewise.
19138 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
19139 (spu_expand_builtin_1): Likewise.
19141 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
19142 for all types of conversions.
19143 (output_init_element): Issue -Wc++-compat warning if needed when
19144 initializing a bitfield with enum type.
19145 * c-parser.c (c_parser_expression): Set original_type to
19146 original_type of right hand operand of comma operator.
19148 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19150 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
19152 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
19153 * doc/cpp.texi (Standard Predefined Macros)
19154 (Implementation-defined behavior): Likewise.
19155 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
19156 * doc/gimple.texi (GIMPLE Exception Handling)
19157 (@code{GIMPLE_ASSIGN}): Likewise.
19158 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
19159 * doc/invoke.texi (Warning Options, Optimize Options)
19160 (AVR Options, Darwin Options): Likewise.
19161 (Optimize Options): Reformulate -fwhole-program description.
19162 * doc/loop.texi (Lambda): Likewise.
19163 * doc/md.texi (Output Template, Define Constraints)
19164 (Standard Names, Insn Splitting): Likewise.
19165 * doc/options.texi (Option properties): Likewise.
19166 * doc/passes.texi (Tree-SSA passes): Likewise.
19167 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
19168 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
19169 (File Names and DBX): Likewise.
19170 * doc/trouble.texi (Incompatibilities): Likewise.
19172 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19174 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
19175 instruction is correct.
19177 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19179 Allow non-constant arguments to conversion intrinsics.
19180 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
19181 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
19182 * spu.c (print_operand): Handle 'v' and 'w'.
19183 (exp2_immediate_p, spu_gen_exp2): Define.
19184 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
19185 spu_convtf_1): Update parameter descriptions.
19186 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
19187 * constraints.md ('v', 'w'): New.
19188 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
19190 (i2f, I2F): New define_mode_attr.
19191 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
19192 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
19193 fixuns_truncv4sfv4si2): Update to use mode attribute.
19194 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
19195 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
19196 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
19197 patterns for combine.
19199 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
19201 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
19202 (cprop, hoist, pre, store_motion): New debug counters.
19203 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
19204 is not an RTL pass anymore.
19205 (pass_profiling): Remove extern decl for pass removed in 2005.
19206 (pass_gcse, pass_jump_bypass): Remove.
19207 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
19208 to 0 for clean state.
19209 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
19210 * cse.c (gate_handle_cse_after_global_opts,
19211 rest_of_handle_cse_after_global_opts): New functions.
19212 (pass_cse_after_global_opts): New pass, does local CSE.
19213 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
19214 (TV_CPROP): New timevar.
19215 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
19216 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
19217 (gcse_main, recompute_all_luids): Remove.
19218 (compute_hash_table_work): Call max_reg_num instead of reading
19220 (cprop_jump): Don't set run_jump_opt_after_gcse.
19221 (constprop_register): Always allow to alter jumps.
19222 (cprop_insn): Likewise.
19223 (do_local_cprop): Likewise.
19224 (local_cprop_pass): Likewise. Return non-zero if something changed.
19225 (cprop): Remove function, fold interesting bits into one_cprop_pass.
19226 (find_implicit_sets): Add note about missed optimization opportunity.
19227 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
19228 pass_rtl_cprop execute function.
19229 Don't bother tracking the pass number, each pass gets its own dumpfile
19231 Always allow to alter jumpsand bypass jumps.
19232 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
19233 will just find no suitable set.
19234 (pre_edge_insert): Fix dumping, this function is for PRE only.
19235 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
19236 pass_rtl_pre execute function.
19237 (hoist_code): Return non-zero if something changed. Keep track of
19238 substitutions and insertions for statistics gathering similar to PRE.
19239 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
19240 called from the pass_rtl_hoist execute function. Show pass statistics.
19241 (compute_store_table): Use max_reg_num directly instead of using the
19242 formerly global max_gcse_regno.
19243 (build_store_vectors): Likewise.
19244 (replace_store_insn): Fix dumping.
19245 (store_motion): Rename to ...
19246 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
19247 pass, called from the pass_rtl_store_motion execute function. Keep
19248 track of substitutions and insertions for statistics gathering similar
19250 (bypass_jumps): Remove, fold interesting bits into ...
19251 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
19252 from the pass_rtl_cprop execute function.
19253 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
19254 pass_jump_bypass): Remove.
19255 (gate_handle_gcse, rest_of_handle_gcse): Remove.
19256 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
19257 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
19258 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
19259 (gate_rtl_store_motion, execute_rtl_store_motion,
19260 pass_rtl_store_motion): New.
19261 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
19262 make it clear that -fcse-skip-blocks is a no-op for backward compat.
19263 * passes.c (init_optimization_passes): Remove pass_gcse and
19264 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
19265 and cse_after_global_opts in place of pass_gcse. Schedule cprop
19266 instead of pass_jump_bypass.
19268 2009-04-27 Richard Guenther <rguenther@suse.de>
19270 PR middle-end/39928
19271 * gimplify.c (gimplify_expr): If we are required to create
19272 a temporary make sure it ends up as register.
19274 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
19277 * config/i386/i386.c (construct_container): Don't call
19278 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
19279 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
19281 2009-04-27 Michael Matz <matz@suse.de>
19283 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
19284 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
19285 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
19286 (dump_replaceable_exprs): Take a bitmap.
19287 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
19289 (expand_gimple_basic_block): Likewise.
19290 * tree-ssa-ter.c (struct temp_expr_table_d): Make
19291 replaceable_expressions member a bitmap.
19292 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
19293 (mark_replaceable): Likewise.
19294 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
19295 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
19297 2009-04-27 Richard Guenther <rguenther@suse.de>
19299 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
19300 (verify_stmts): Dispatch to gimple/type verification code.
19301 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
19302 issue with call argument types.
19304 2009-04-27 Michael Matz <matz@suse.de>
19306 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
19307 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
19310 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
19311 Eric Botcazou <ebotcazou@adacore.com>
19313 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
19314 a label's basic block.
19315 (mark_target_live_regs): Tidy and rework obsolete comments.
19316 Change back DF problem to LIVE. If a label starts a basic block,
19317 assume that all registers that used to be live then still are.
19318 (init_resource_info): If a label starts a basic block, set its
19319 BLOCK_FOR_INSN accordingly.
19320 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
19322 2009-04-27 Richard Guenther <rguenther@suse.de>
19324 * tree-flow-inline.h (function_ann): Remove.
19325 (get_function_ann): Likewise.
19326 * tree-dfa.c (create_function_ann): Remove.
19327 * tree-flow.h (struct static_var_ann_d): Remove.
19328 (struct function_ann_d): Likewise.
19329 (union tree_ann_d): Remove fdecl member.
19330 (function_ann_t): Remove.
19331 (function_ann, get_function_ann, create_function_ann): Remove
19334 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
19336 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
19338 2009-04-27 Jan Hubicka <jh@suse.cz>
19340 * ipa-pure-const.c (struct funct_state_d): New fields
19341 state_previously_known, looping_previously_known; remove
19342 state_set_in_source.
19343 (analyze_function): Use new fields.
19344 (propagate): Avoid assumption that state_set_in_source imply
19347 * tree-ssa-loop-niter.c (finite_loop_p): New function.
19348 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
19349 * cfgloop.h (finite_loop_p): Declare.
19351 2009-04-26 Michael Matz <matz@suse.de>
19353 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
19355 2009-04-26 Michael Matz <matz@suse.de>
19357 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
19358 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
19359 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
19360 pass_mark_used_blocks): Remove.
19361 * tree-optimize.c (pass_free_datastructures,
19362 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
19363 * passes.c (init_optimization_passes): Don't call
19364 pass_mark_used_blocks, remove dead code.
19366 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
19368 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
19369 * tree-ssa-live.h (register_ssa_partition): Likewise.
19371 2009-04-26 Michael Matz <matz@suse.de>
19374 * builtins.c (fold_builtin_next_arg): Handle SSA names.
19375 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
19376 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
19378 (compare_pairs): Swap cost comparison.
19379 (coalesce_ssa_name): Don't use change_partition_var.
19380 * tree-nrv.c (struct nrv_data): Add modified member.
19381 (finalize_nrv_r): Set it.
19382 (tree_nrv): Use it to update statements.
19383 (pass_nrv): Require PROP_ssa.
19384 * tree-mudflap.c (mf_decl_cache_locals,
19385 mf_build_check_statement_for): Use make_rename_temp.
19386 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
19387 * alias.c (find_base_decl): Handle SSA names.
19388 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
19389 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
19390 * rtl.h (set_reg_attrs_for_parm): Declare.
19391 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
19392 to "optimized", remove unused locals at finish.
19393 (execute_free_datastructures): Make global, call
19394 delete_tree_cfg_annotations.
19395 (execute_free_cfg_annotations): Don't call
19396 delete_tree_cfg_annotations.
19398 * ssaexpand.h: New file.
19399 * expr.c (toplevel): Include ssaexpand.h.
19400 (expand_assignment): Handle SSA names the same as register variables.
19401 (expand_expr_real_1): Expand SSA names.
19402 * cfgexpand.c (toplevel): Include ssaexpand.h.
19403 (SA): New global variable.
19404 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
19405 (SSAVAR): New macro.
19406 (set_rtl): New helper function.
19407 (add_stack_var): Deal with SSA names, use set_rtl.
19408 (expand_one_stack_var_at): Likewise.
19409 (expand_one_stack_var): Deal with SSA names.
19410 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
19411 before unique numbers.
19412 (expand_stack_vars): Use set_rtl.
19413 (expand_one_var): Accept SSA names, add asserts for them, feed them
19414 to above subroutines.
19415 (expand_used_vars): Expand all partitions (without default defs),
19416 then only the local decls (ignoring those expanded already).
19417 (expand_gimple_cond): Remove edges when jumpif() expands an
19418 unconditional jump.
19419 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
19420 or remove abnormal edges. Ignore insns setting the LHS of a TERed
19422 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
19423 members of SA; deal with PARM_DECL partitions here; expand
19424 all PHI nodes, free tree datastructures and SA. Commit instructions
19425 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
19426 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
19427 info and statements at start, collect garbage at finish.
19428 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
19429 (VAR_ANN_PARTITION) Remove.
19430 (change_partition_var): Don't declare.
19431 (partition_to_var): Always return SSA names.
19432 (var_to_partition): Only accept SSA names.
19433 (register_ssa_partition): Only check argument.
19434 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
19436 (delete_var_map): Don't free it.
19437 (var_union): Only accept SSA names, simplify.
19438 (partition_view_init): Mark only useful SSA names as used.
19439 (partition_view_fini): Only deal with SSA names.
19440 (change_partition_var): Remove.
19441 (dump_var_map): Use ssa_name instead of partition_to_var member.
19442 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
19444 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
19445 (struct _elim_graph): New member const_dests; nodes member vector of
19447 (set_location_for_edge): New static helper.
19448 (create_temp): Remove.
19449 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
19450 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
19451 (new_elim_graph): Allocate const_dests member.
19452 (clean_elim_graph): Truncate const_dests member.
19453 (delete_elim_graph): Free const_dests member.
19454 (elim_graph_size): Adapt to new type of nodes member.
19455 (elim_graph_add_node): Likewise.
19456 (eliminate_name): Likewise.
19457 (eliminate_build): Don't take basic block argument, deal only with
19458 partition numbers, not variables.
19459 (get_temp_reg): New static helper.
19460 (elim_create): Use it, deal with RTL temporaries instead of trees.
19461 (eliminate_phi): Adjust all calls to new signature.
19462 (assign_vars, replace_use_variable, replace_def_variable): Remove.
19463 (rewrite_trees): Only do checking.
19464 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
19465 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
19466 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
19467 contains_tree_r, MAX_STMTS_IN_LATCH,
19468 process_single_block_loop_latch, analyze_edges_for_bb,
19469 perform_edge_inserts): Remove.
19470 (expand_phi_nodes): New global function.
19471 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
19472 functions, initialize new parameter, remember partitions having a
19474 (finish_out_of_ssa): New global function.
19475 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
19476 don't reset in_ssa_p here, don't disable TER when mudflap.
19477 (pass_del_ssa): Remove.
19478 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
19480 (execute_free_datastructures): Declare.
19481 * Makefile.in (SSAEXPAND_H): New variable.
19482 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
19483 * basic-block.h (commit_one_edge_insertion): Declare.
19484 * passes.c (init_optimization_passes): Move pass_nrv and
19485 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
19486 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
19487 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
19488 (redirect_branch_edge): Deal with super block when expanding, split
19489 out jump patching itself into ...
19490 (patch_jump_insn): ... here, new static helper.
19492 2009-04-26 Michael Matz <matz@suse.de>
19494 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
19495 beyond num_ssa_names.
19496 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
19497 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
19499 2009-04-26 Jakub Jelinek <jakub@redhat.com>
19501 PR inline-asm/39543
19502 * fwprop.c (forward_propagate_asm): New function.
19503 (forward_propagate_and_simplify): Propagate also into __asm, if it
19504 doesn't increase the number of referenced registers.
19507 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
19509 2009-04-26 Jakub Jelinek <jakub@redhat.com>
19511 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
19512 note_nonlocal_vla_type for nonlocal VLAs.
19513 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
19514 contains_remapped_vars, remap_vla_decls): New functions.
19515 (convert_nonlocal_reference_stmt): If not optimizing, call
19516 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
19517 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
19518 if it wasn't found in var_map.
19519 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
19520 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
19521 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
19523 * gimplify.c (nonlocal_vlas): New variable.
19524 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
19526 (gimplify_body): Create and destroy nonlocal_vlas.
19528 * dwarf2out.c (loc_descr_plus_const): New function.
19529 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
19530 mem_loc_descriptor, loc_descriptor_from_tree_1,
19531 descr_info_loc, gen_variable_die): Use it.
19533 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
19534 !TREE_STATIC VAR_DECLs.
19535 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
19536 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
19537 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
19538 DECL_BY_REFERENCE is valid.
19539 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
19540 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
19541 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
19542 Copy DECL_BY_REFERENCE.
19543 (struct nesting_copy_body_data): New type.
19544 (nesting_copy_decl): New function.
19545 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
19546 if they have variable length.
19548 2009-04-26 Michael Matz <matz@suse.de>
19550 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
19551 mark new temporaries for renaming.
19553 2009-04-26 Joseph Myers <joseph@codesourcery.com>
19556 * c-decl.c (global_bindings_p): Return negative value.
19557 (c_variable_size): New. Based on variable_size from
19559 (grokdeclarator): Call c_variable_size not variable_size.
19561 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
19563 * config/i386/i386.c (print_operand) ['z']: Fix typo.
19565 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
19567 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
19568 Redefine it to just use mingw/include.
19569 (ASM_SPEC): Rules for -m32 and -m64.
19570 (LINK_SPEC): Use Likewise.
19571 (SPEC_32): New define.
19572 (SPEC_64): Likewise.
19573 (SUB_LINK_SPEC): Likewise.
19574 (MULTILIB_DEFAULTS): New define.
19575 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
19576 Add multilib options.
19577 (MULTILIB_DIRNAMES): Likewise.
19578 (MULTILIB_OSDIRNAMES): Likewise.
19579 (LIBGCC): Likewise.
19580 (INSTALL_LIBGCC): Likewise.
19582 2009-04-26 Joseph Myers <joseph@codesourcery.com>
19585 * c-tree.h (enum c_inline_static_type): New.
19586 (record_inline_static): Declare.
19587 * c-decl.c (struct c_inline_static, c_inline_statics,
19588 record_inline_static, check_inline_statics): New.
19589 (pop_file_scope): Call check_inline_statics.
19590 (start_decl): Call record_inline_static instead of pedwarning
19591 directly for static in inline function.
19592 * c-typeck.c (build_external_ref): Call record_inline_static
19593 instead of pedwarning directly for static referenced in inline
19596 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
19598 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
19599 not new but only being rescanned.
19600 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
19601 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
19602 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
19603 record_set_info, compute_set, grealloc): Remove.
19604 (recompute_all_luids): New function.
19605 (gcse_main): Don't compute sets, and don't do related memory
19606 allocations/free-ing. If something changed before the end of the
19607 pass, update LUIDs using recompute_all_luids.
19608 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
19609 (free_gcse_mem): Don't free it either.
19610 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
19611 Use the df insn LUIDs.
19612 (load_killed_in_block): Likewise.
19613 (compute_hash_table_work): Don't compute reg_set_in_block.
19614 (compute_transp): Use DF_REG_DEF_CHAINs.
19615 (local_cprop_pass): Don't use compute_sets and related functions.
19616 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
19617 Use get_max_uid() instead of max_cuid.
19618 (insert_insn_end_basic_block, pre_insert_copy_insn,
19619 update_ld_motion_stores): Don't try to
19620 keep reg_set tables up to date.
19621 (pre_insert_copies): Use df insn LUIDs.
19622 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
19623 (reg_set_info): Don't use extra bitmap argument.
19624 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
19625 information to compute regs_set_in_block.
19626 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
19627 (bypass_jumps): Don't use compute_sets and friends.
19629 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19632 * opts.c (undocumented_msg): Do not leave blank even with
19635 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19637 * c-decl.c (build_enumerator): Allow values folding to integer
19638 constants but not integer constant expressions with a pedwarn if
19641 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19644 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
19645 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
19646 type is an integer constant.
19648 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
19651 * config/i386/i386.c (print_operand) ['z']: Revert handling of
19654 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19657 * c-decl.c (grokdeclarator): Diagnose declarations of functions
19658 with variably modified return type and no storage class
19659 specifiers, except for the case of nested functions. Distinguish
19660 extern declarations of functions with variably modified return
19661 types from those of objects with variably modified types.
19663 2009-04-25 Jan Hubicka <jh@suse.cz>
19665 * tree.c (list_equal_p): New function.
19666 * tree.h (list_equal_p): Declare.
19667 * coretypes.h (edge_def, edge, const_edge, basic_block_def
19668 basic_block_def, basic_block, const_basic_block): New.
19669 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
19670 (redirect_eh_edge): New function.
19671 (make_eh_edge_update_phi): EH edges are not abnormal.
19672 * except.c: Include tree-flow.h.
19673 (list_match): New function.
19674 (eh_region_replaceable_by_p): New function.
19675 (replace_region): New function.
19676 (hash_type_list): New function.
19677 (hash_eh_region): New function.
19678 (eh_regions_equal_p): New function.
19679 (merge_peers): New function.
19680 (remove_unreachable_regions): Verify EH tree when checking;
19682 (copy_eh_region_1): New function.
19683 (copy_eh_region): New function.
19684 (push_reachable_handler): New function.
19685 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
19686 regions without label but with live RESX.
19687 * except.h (redirect_eh_edge_to_label): New.
19688 * tree-flow.h (redirect_eh_edge): New.
19689 * coretypes.h (edge_def, edge, const_edge, basic_block_def
19690 basic_block_def, basic_block, const_basic_block): Remove.
19691 * Makefile.in (except.o): Add dependency on tree-flow.h
19692 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
19693 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
19696 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
19699 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
19700 on the destination of memcpy.
19702 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
19704 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
19705 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
19706 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
19708 2009-04-25 Jan Hubicka <jh@suse.cz>
19710 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
19711 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
19712 to be reached by different label than left.
19713 (update_eh_edges): Update comment; remove edge_to_remove if possible
19714 and return true if suceeded.
19715 (cleanup_empty_eh): Accept sharing map; handle shared regions.
19716 (cleanup_eh): Compute sharing map.
19717 * except.c (remove_eh_handler_and_replace): Add argument if we should
19719 (remove_unreachable_regions): Update for label sharing.
19720 (label_to_region_map): Likewise.
19721 (get_next_region_sharing_label): New function.
19722 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
19724 (remove_eh_handler): Update.
19725 (remove_eh_region_and_replace_by_outer_of): New function.
19726 * except.h (struct eh_region): Add next_region_sharing_label.
19727 (remove_eh_region_and_replace_by_outer_of,
19728 get_next_region_sharing_label): Declare.
19729 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
19731 2009-04-25 Jan Hubicka <jh@suse.cz>
19733 * tree-cfg.c (split_critical_edges): Split also edges where we can't
19734 insert code even if they are not critical.
19736 2009-04-25 Jan Hubicka <jh@suse.cz>
19738 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
19739 (gimple_can_remove_branch_p): EH edges won't remove branch by
19741 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
19742 updating of non-abnormal EH edges.
19743 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
19744 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
19745 (split_critical_edges): Split also edges where emitting code on them
19746 will lead to splitting later.
19748 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
19749 H.J. Lu <hongjiu.lu@intel.com>
19752 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
19753 the configured assembler supports fildq and fistpq mnemonics.
19754 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
19755 * configure: Regenerated.
19756 * config.in: Ditto.
19758 * config/i386/i386.c (print_operand): Handle 'Z'.
19759 ['z']: Remove handling of special fild/fist suffixes.
19760 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
19761 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
19762 suffix of fild insn.
19763 (*floatsi<mode>2_vector_mixed): Ditto.
19764 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
19765 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
19766 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
19767 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
19768 * config/i386/gas.h (GAS_MNEMONICS): Remove.
19770 2009-04-25 Ben Elliston <bje@au.ibm.com>
19772 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
19773 the source of a set operation.
19775 2009-04-25 Anatoly Sokolov <aesok@post.ru>
19777 * target.h (struct gcc_target): Add case_values_threshold field.
19778 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
19779 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
19780 * targhooks.c (default_case_values_threshold): New function.
19781 * targhooks.h (default_case_values_threshold): Declare function.
19782 * stmt.c (expand_case): Use case_values_threshold target hook.
19783 * expr.h (case_values_threshold): Remove declartation.
19784 * expr.c (case_values_threshold): Remove function.
19785 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
19787 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
19788 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
19789 (avr_case_values_threshold): Declare as static.
19790 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
19792 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
19793 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
19794 (mn10300_case_values_threshold): New function.
19796 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
19798 * ira.c (setup_cover_and_important_classes): Add enum cast.
19800 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
19802 * genpreds.c (write_enum_constraint_num): Output definition of
19803 CONSTRAINT_NUM_DEFINED_P macro.
19804 * ira.c (setup_cover_and_important_classes): Use
19805 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
19807 2009-04-24 DJ Delorie <dj@redhat.com>
19809 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
19810 __SH2A_SINGLE_ONLY__ also.
19812 2009-04-24 Steve Ellcey <sje@cup.hp.com>
19814 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
19815 (movdf_internal): Ditto.
19816 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
19817 SFmode and DFmode constants.
19818 (ia64_print_operand): Add 'G' format for printing
19819 floating point constants.
19821 2009-04-24 Richard Guenther <rguenther@suse.de>
19823 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
19824 from unsigned additions.
19826 2009-04-24 Joseph Myers <joseph@codesourcery.com>
19828 * c-typeck.c (set_init_index): Allow array designators that are
19829 not integer constant expressions with a pedwarn if pedantic.
19831 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
19833 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
19834 zero if no overlap in nonzero bits between the operands.
19836 2009-04-24 Ian Lance Taylor <iant@google.com>
19838 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
19839 (record_dead_and_set_regs): Likewise.
19840 * df.h (struct df_mw_hardreg): Change flags field to int.
19841 (struct df_base_ref): Likewise.
19842 (struct df): Change changeable_flags field to int.
19843 * df-scan.c (df_defs_record): Change clobber_flags to int.
19844 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
19845 constants rather than #define macros.
19846 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
19847 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
19848 (enum dwarf_calling_convention): Likewise.
19849 (enum dwarf_line_number_x_ops): Likewise.
19850 (enum dwarf_call_frame_info): Likewise.
19851 (enum dwarf_source_language): Likewise.
19852 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
19853 (add_calling_convention_attribute): Likewise.
19854 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
19855 (combine_comparisons): Change compcode to int. Add cast to enum type.
19856 * genrecog.c (maybe_both_true_2): Change c to int.
19857 (write_switch): Likewise. Add cast to enum type.
19858 * gimplify.c (gimplify_omp_for): Handle return values from
19859 gimplify_expr using MIN rather than bitwise or.
19860 (gimplify_expr): Add cast to enum type.
19861 * ipa-prop.c (update_jump_functions_after_inlining): Change
19862 IPA_BOTTOM to IPA_JF_UNKNOWN.
19863 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
19864 Add casts to enum type.
19865 (setup_cover_and_important_classes): Change cl to int. Add casts
19867 (setup_class_translate): Change cl and mode to int.
19868 (ira_init_once): Change mode to int.
19869 (free_register_move_costs): Likewise.
19870 (setup_prohibited_mode_move_regs): Add casts to enum type.
19871 * langhooks.c (add_builtin_function_common): Rework assertion that
19872 value fits bitfield.
19873 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
19874 * omega.c (omega_do_elimination): Avoid math on enum types.
19875 * optabs.c (expand_vec_shift_expr): Remove casts to int.
19876 * opts.c (set_debug_level): Change 2 to enum constant. Use new
19877 int local to handle integral_argment value.
19878 * regmove.c (try_auto_increment): Change PUT_MODE to
19880 * reload.c (push_secondary_reload): Add casts to enum type.
19881 (secondary_reload_class, find_valid_class): Likewise.
19882 * reload1.c (emit_input_reload_insns): Likewise.
19883 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
19884 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
19885 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
19887 * tree.c (build_common_builtin_nodes): Add casts to enum type.
19888 * tree-complex.c (complex_lattice_t): Typedef to int rather than
19890 (expand_complex_libcall): Add casts to enum type.
19891 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
19892 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
19893 with ERROR_MARK, not NUM_TREE_CODES.
19894 (vect_create_epilog_for_reduction): Likewise.
19895 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
19896 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
19897 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
19899 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
19900 vect_unused_in_loop. Change 0 to loop_vect.
19901 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
19902 * var-tracking.c (get_init_value): Change return type to enum
19904 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
19905 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
19907 (arm_override_options): Add casts to enum type.
19908 (arm_emit_tls_decoration): Likewise.
19909 * config/i386/i386.c (ix86_function_specific_restore): Add casts
19911 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
19912 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
19913 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
19915 * config/s390/s390.c (code_for_builtin_64): Change to array of
19917 (code_for_builtin_31): Likewise.
19918 (s390_expand_builtin): Change code_for_builtin to enum insn_code
19920 * config/sparc/sparc.c (sparc_override_options): Change value
19921 field in struct code_model to enum cmodel. In initializer change
19922 0 to NULL and add cast to enum type.
19924 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
19925 Change all callers. Issue a -Wc++-compat warning using
19926 lhs_origtype if necessary.
19927 (convert_for_assignment): Issue -Wc++-compat warnings about
19928 invalid conversions to enum type on assignment.
19929 * c-common.h (build_modify_expr): Update declaration.
19931 2009-04-24 Nick Clifton <nickc@redhat.com>
19933 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
19934 (function_arg_advance): Likewise.
19935 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
19938 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
19940 * config/s390/constraints.md ('I', 'J'): Fix condition.
19942 2009-04-24 Diego Novillo <dnovillo@google.com>
19944 * gengtype-parse.c (parse_error): Add newline after message.
19946 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
19948 * config/i386/sse.md (avxmodesuffixs): Removed.
19949 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
19950 (*avx_pinsr<ssevecsize>): This.
19952 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
19954 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
19955 follow chains of regs with a single definition, and allow expressions
19956 that are function_invariant_p.
19957 (simple_rhs_p): Allow expressions that are function_invariant_p.
19959 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
19961 PR middle-end/39867
19962 * fold-const.c (fold_cond_expr_with_comparison): When folding
19963 > and >= to MAX, make sure the MAX uses the same type as the
19964 comparison's operands.
19966 2009-04-24 Nick Clifton <nickc@redhat.com>
19968 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
19969 addressing for DImode accesses.
19970 (frv_print_operand_address): Handle PLUS case.
19971 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
19973 2009-04-24 Jakub Jelinek <jakub@redhat.com>
19975 PR rtl-optimization/39794
19976 * alias.c (canon_true_dependence): Add x_addr argument.
19977 * rtl.h (canon_true_dependence): Adjust prototype.
19978 * cse.c (check_dependence): Adjust canon_true_dependence callers.
19979 * cselib.c (cselib_invalidate_mem): Likewise.
19980 * gcse.c (compute_transp): Likewise.
19981 * dse.c (scan_reads_nospill): Likewise.
19982 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
19983 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
19984 canon_base_addr of the group, plus optional offset.
19985 (struct group_info): Rename canon_base_mem to
19987 (get_group_info): Set canon_base_addr to canon_rtx of base, not
19988 canon_rtx of base_mem.
19990 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
19992 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
19993 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
19995 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19997 * config/spu/spu-builtins.h: Delete file.
19999 * config/spu/spu.h (enum spu_builtin_type): Move here from
20001 (struct spu_builtin_description): Likewise. Add GTY marker.
20002 Do not use enum spu_function_code or enum insn_code.
20003 (spu_builtins): Add extern declaration.
20005 * config/spu/spu.c: Do not include "spu-builtins.h".
20006 (enum spu_function_code, enum spu_builtin_type_index,
20007 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
20008 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
20009 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
20010 unsigned_V2DI_type_node): Move here from spu-builtins.h.
20011 (spu_builtin_types): Make static. Add GTY marker.
20012 (spu_builtins): Add extern declaration with GTY marker.
20013 Include "gt-spu.h".
20015 * config/spu/spu-c.c: Do not include "spu-builtins.h".
20016 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
20017 Check programmatically whether all parameters are scalar.
20019 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
20021 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
20023 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
20024 assignment from the constructor either if the target is volatile.
20026 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
20028 * config/arm/arm.md (insv): Do not share operands[0].
20030 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
20032 * config/vxlib-tls.c (active_tls_threads): Delete.
20033 (delete_hook_installed): New.
20034 (tls_delete_hook): Don't delete the delete hook.
20035 (tls_destructor): Delete it here.
20036 (__gthread_set_specific): Adjust installing the delete hook.
20037 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
20038 __gthread_leave_tsd_dtor_context.
20040 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
20042 * c-format.c (gcc_tdiag_char_table): Add support for %E.
20044 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
20046 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
20048 (alpha_rtx_costs): Ditto.
20049 (emit_unlikely_jump): Use add_reg_note.
20050 (emit_frame_store_1): Ditto.
20051 (alpha_expand_prologue): Ditto.
20052 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20053 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
20055 2009-04-23 Nick Clifton <nickc@redhat.com>
20057 * config/v850/v850.md (epilogue): Remove suppressed code.
20058 (return): Rename to return_simple and remove test of frame size.
20059 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
20060 to gen_return_simple.
20062 2009-04-22 Jing Yu <jingyu@google.com>
20065 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
20067 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
20070 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
20071 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
20072 value is a VECTOR_CST, the element type is the element type of the
20075 2009-04-22 DJ Delorie <dj@redhat.com>
20077 * config/m32c/m32c.h: Update GTY annotations to new syntax.
20079 2009-04-22 Jakub Jelinek <jakub@redhat.com>
20081 * alias.c (find_base_term): Move around LO_SUM case, so that
20082 CONST falls through into PLUS/MINUS handling.
20085 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
20086 into 0, use omit_one_operand.
20088 2009-04-23 Ben Elliston <bje@au.ibm.com>
20090 * config/rs6000/linux-unwind.h (get_regs): Remove type
20091 puns. Change the type of `pc' to an array of unsigned ints and
20092 update all users. Constify frame24.
20094 2009-04-22 DJ Delorie <dj@redhat.com>
20096 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
20097 declarations before code.
20098 (current_function_special_page_vector): Likewise.
20099 (m32c_expand_insv): Silence a warning.
20101 2009-04-21 Taras Glek <tglek@mozilla.com>
20103 * alias.c: Update GTY annotations to new syntax.
20104 * basic-block.h: Likewise.
20105 * bitmap.h: Likewise.
20106 * c-common.h: Likewise.
20107 * c-decl.c: Likewise.
20108 * c-parser.c: Likewise.
20109 * c-pragma.c: Likewise.
20110 * c-tree.h: Likewise.
20111 * cfgloop.h: Likewise.
20112 * cgraph.h: Likewise.
20113 * config/alpha/alpha.c: Likewise.
20114 * config/arm/arm.h: Likewise.
20115 * config/avr/avr.h: Likewise.
20116 * config/bfin/bfin.c: Likewise.
20117 * config/cris/cris.c: Likewise.
20118 * config/darwin.c: Likewise.
20119 * config/frv/frv.c: Likewise.
20120 * config/i386/i386.c: Likewise.
20121 * config/i386/i386.h: Likewise.
20122 * config/i386/winnt.c: Likewise.
20123 * config/ia64/ia64.h: Likewise.
20124 * config/iq2000/iq2000.c: Likewise.
20125 * config/mips/mips.c: Likewise.
20126 * config/mmix/mmix.h: Likewise.
20127 * config/pa/pa.c: Likewise.
20128 * config/pa/pa.h: Likewise.
20129 * config/rs6000/rs6000.c: Likewise.
20130 * config/s390/s390.c: Likewise.
20131 * config/sparc/sparc.c: Likewise.
20132 * config/xtensa/xtensa.c: Likewise.
20133 * cselib.h: Likewise.
20134 * dbxout.c: Likewise.
20135 * dwarf2out.c: Likewise.
20136 * except.c: Likewise.
20137 * except.h: Likewise.
20138 * fixed-value.h: Likewise.
20139 * function.c: Likewise.
20140 * function.h: Likewise.
20141 * gimple.h: Likewise.
20142 * integrate.c: Likewise.
20143 * optabs.c: Likewise.
20144 * output.h: Likewise.
20145 * real.h: Likewise.
20147 * stringpool.c: Likewise.
20148 * tree-data-ref.c: Likewise.
20149 * tree-flow.h: Likewise.
20150 * tree-scalar-evolution.c: Likewise.
20151 * tree-ssa-address.c: Likewise.
20152 * tree-ssa-alias.h: Likewise.
20153 * tree-ssa-operands.h: Likewise.
20154 * tree.c: Likewise.
20155 * tree.h: Likewise.
20156 * varasm.c: Likewise.
20157 * varray.h: Likewise.
20159 * coretypes.h: Do not define GTY macro if it is already defined.
20160 * doc/gty.texi: Update GTY documentation to new syntax.
20161 * gengtype-lex.l: Enforce attribute-like syntax for GTY
20162 annotations on structs.
20163 * gengtype-parse.c: Likewise.
20165 2009-04-22 Mark Heffernan <meheff@google.com>
20167 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
20169 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20171 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
20174 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20176 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
20177 the same as a PLUS without a shift. Increase the cost of a
20180 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20182 * Makefile.in: Update dependencies.
20183 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
20184 * errors.h: Remove bogus comment about compatibility.
20185 (warning): Update declaration.
20186 * genautomata.c: Update all calls to warning.
20187 * gimple.c: Do not include errors.h. Include toplev.h.
20188 * tree-ssa-structalias.c: Do not include errors.h.
20189 * omega.c: Likewise.
20190 * tree-ssa-reassoc.c: Likewise.
20191 * config/spu/spu-c.c: Likewise.
20192 * config/spu/t-spu-elf: Update dependencies.
20194 2009-04-22 Richard Guenther <rguenther@suse.de>
20196 PR tree-optimization/39824
20197 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
20198 make sure the types are compatible.
20200 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20203 * c-common.c (c_parse_error): Take a token_flags parameter.
20204 Use token_type for the token type instead.
20205 Pass token_flags to cpp_type2name.
20206 * c-common.h (c_parse_error): Update declaration.
20207 * c-parser.c (c_parser_error): Pass 0 as token flags.
20209 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
20211 PR rtl-optimization/39580
20212 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
20214 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20216 * function.c (expand_function_end): Do not emit a jump to the "naked"
20217 return label for fall-through returns.
20218 * except.c (sjlj_emit_function_exit): Always place the call to the
20219 unregister function at the location installed by expand_function_end.
20221 2009-04-22 Richard Guenther <rguenther@suse.de>
20223 PR tree-optimization/39845
20224 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
20225 (gen_inbound_check): Likewise.
20227 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
20229 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
20231 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
20232 * config/vxlib.c (__gthread_once): Add race guard for PPC.
20234 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20236 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
20237 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
20238 shift counts to avoid out-of-bounds array accesses.
20240 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20242 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
20243 (Pmode): Move above.
20245 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
20247 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
20248 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
20249 GET_CODE macro. Use IN_RANGE macro where appropriate.
20250 * config/alpha/alpha.h: Ditto.
20251 * config/alpha/alpha.md: Ditto.
20252 * config/alpha/constraints.md: Ditto.
20253 * config/alpha/predicates.md: Ditto.
20255 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20257 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
20258 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20259 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20260 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20261 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20262 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20263 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20264 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20265 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20266 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20267 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20268 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20269 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20270 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20271 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20272 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20273 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20274 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20275 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20276 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20277 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20278 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20279 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20280 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20281 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20282 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20283 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20285 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
20287 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
20288 references from comments.
20289 * cfgbuild.c: (count_basic_blocks): Delete.
20290 (find_basic_blocks_1): Delete.
20291 (find_basic_blocks): Delete.
20292 * except.c (finish_eh_generation): Make static. Move comment from
20293 except.h here. Remove find_basic_blocks references from comments.
20294 * except.h (finish_eh_generation): Delete.
20295 * basic-block.h (find_basic_blocks): Delete.
20296 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
20298 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
20300 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
20301 (sdbout_parms): Likewise.
20303 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
20305 * config/sh/sh.c (prepare_cbranch_operands): Use
20306 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
20307 (expand_cbranchdi4): Likewise.
20308 (from_compare): Add cast to enum type.
20309 (expand_cbranchsi4): Use add_reg_note.
20310 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
20311 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
20312 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
20313 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20314 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
20315 instead of CODE_FOR_nothing.
20316 (cbranchdi4): Likewise. Fix the order of arguments for
20318 (push_fpscr): Use add_reg_note.
20319 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
20320 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
20322 2009-04-21 Joseph Myers <joseph@codesourcery.com>
20324 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
20325 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
20326 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
20327 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
20328 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
20329 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
20330 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
20331 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
20332 config/alpha/x-vms, config/arc/t-arc,
20333 config/arm/README-interworking, config/arm/arm-c.c,
20334 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
20335 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
20336 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
20337 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
20338 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
20339 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
20340 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
20341 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
20342 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
20343 config/cris/t-elfmulti, config/crx/t-crx,
20344 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
20345 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
20346 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
20347 config/h8300/t-h8300, config/i386/athlon.md,
20348 config/i386/darwin-libgcc.10.4.ver,
20349 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
20350 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
20351 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
20352 config/i386/t-linux64, config/i386/t-nwld,
20353 config/i386/t-rtems-i386, config/i386/t-sol2-10,
20354 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
20355 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
20356 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
20357 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
20358 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
20359 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
20360 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
20361 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
20362 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
20363 config/m68k/t-uclinux, config/mcore/t-mcore,
20364 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
20365 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
20366 config/mips/crtn.asm, config/mips/irix-crti.asm,
20367 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
20368 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
20369 config/mips/mips-fixed.md, config/mips/sb1.md,
20370 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
20371 config/mips/t-iris6, config/mips/t-isa3264,
20372 config/mips/t-libgcc-mips16, config/mips/t-linux64,
20373 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
20374 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
20375 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
20376 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
20377 config/mn10300/t-linux, config/mn10300/t-mn10300,
20378 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
20379 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
20380 config/picochip/libgccExtras/clzsi2.asm,
20381 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
20382 config/rs6000/darwin-libgcc.10.4.ver,
20383 config/rs6000/darwin-libgcc.10.5.ver,
20384 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
20385 config/rs6000/t-aix43, config/rs6000/t-aix52,
20386 config/rs6000/t-darwin, config/rs6000/t-fprules,
20387 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
20388 config/rs6000/t-lynx, config/rs6000/t-netbsd,
20389 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
20390 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
20391 config/rs6000/t-rtems, config/rs6000/t-spe,
20392 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
20393 config/score/t-score-elf, config/sh/divcost-analysis,
20394 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
20395 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
20396 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
20397 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
20398 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
20399 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
20400 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
20401 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
20402 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
20403 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
20404 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
20405 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
20406 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
20407 limitx.h, version.c, xcoff.h: Add copyright and license notices.
20408 * config/h8300/genmova.sh: Include copyright and license notices
20409 in generated output.
20410 * config/h8300/mova.md: Regenerate.
20411 * doc/install.texi2html: Include word "Copyright" in copyright
20412 notice and use name "Free Software Foundation, Inc.".
20413 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
20414 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
20415 ChangeLog-2007, ChangeLog-2008: Correct dates.
20417 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
20419 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
20420 NE_EXPR operations as well.
20421 * c-parser.c (c_parser_condition): Do not set location information on
20423 (c_parser_conditional_expression): Likewise.
20424 (c_parser_binary_expression): Set location information on operators.
20425 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
20426 TRUTH_NOT_EXPR has been folded.
20427 * fold-const.c (fold_truth_not_expr): Copy location information from
20428 the incoming expression to the outgoing one.
20429 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
20430 recursive calls on the LHS of the operator but pass that of the
20431 operator to recursive calls on the RHS of the operator. Set it
20433 (shortcut_cond_expr): Set the locus of the operator on the second
20434 COND_EXPR and that of the expression on the first in degenerate cases.
20435 Pass the locus of the expression to calls to shortcut_cond_r.
20436 Set the locus of the 'then' block on the associated jump, if any.
20437 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
20438 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
20439 expression to call to gimplify_boolean_expr.
20441 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
20443 * config.gcc: Add additional configuration for
20444 i686-w64-mingw* and x86_64-w64-mingw* triplet.
20445 * config/i386/mingw-w64.h: New mingw-w64 specific header.
20446 (CPP_SPEC): Redefine for allowing -municode option.
20447 (STARTFILE_SPEC): Likewise.
20448 * config/i386/t-mingw-w64: New.
20449 * config/i386/mingw-w64.opt: New.
20450 (municode): Add new target option.
20451 * doc/invoke.texi (municode): Add documentation for new option.
20453 2009-04-21 Ian Lance Taylor <iant@google.com>
20455 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
20456 Correct test for number of arguments.
20457 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
20459 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
20461 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
20462 argument of emit_library_call.
20464 2009-04-21 Richard Guenther <rguenther@suse.de>
20466 PR middle-end/39829
20467 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
20468 inside VIEW_CONVERT_EXPRs.
20470 2009-04-21 Martin Jambor <mjambor@suse.cz>
20472 * tree-switch-conversion.c (build_constructors): Split a long line.
20473 (constructor_contains_same_values_p): New function.
20474 (build_one_array): Create assigns of constants if possible, do not
20475 call mark_sym_for_renaming, call update_stmt.
20476 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
20477 make_rename_temp. Do not call mark_symbols_for_renaming, call
20479 (gen_def_assigns): Do not call mark_symbols_for_renaming or
20480 find_new_referenced_vars, call update_stmt.
20481 (gen_inbound_check): Use create_tmp_var and create ssa names manually
20482 instead of calling make_rename_temp. Do not call
20483 find_new_referenced_vars or mark_symbols_for_renaming, call
20486 2009-04-21 Richard Guenther <rguenther@suse.de>
20488 PR tree-optimization/39827
20489 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
20490 (tree_ssa_phiprop): Pass the correct array size.
20492 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
20494 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
20496 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
20499 * c-typeck.c (lvalue_p): Move declaration ...
20500 * c-common.h (lvalue_p): ... to here.
20501 * c-common.c (candidate_equal_p): New.
20502 (add_tlist): Use it.
20503 (merge_tlist): Use it.
20504 (warn_for_collisions_1): Likewise.
20505 (warning_candidate_p): Accept more candidates.
20506 (verify_tree): A warning candidate can be an expression. Use
20509 2009-04-21 Ben Elliston <bje@au.ibm.com>
20512 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
20513 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
20514 options. Remove -mcall-solaris documentation.
20516 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20519 * doc/invoke.texi (-Wlong-long): Update description.
20520 * c-lex (interpret_integer): Only warn if there was no previous
20521 overflow and -Wlong-long is enabled.
20522 * c-decl.c (declspecs_add_type): Drop redundant flags.
20523 * c.opt (Wlong-long): Init to -1.
20524 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
20525 and front-end warn_long_long. Wlong-long only depends on other
20526 flags if it is uninitialized.
20527 * c-parser.c (disable_extension_diagnostics): warn_long_long is
20528 the same for CPP and FE.
20529 (restore_extension_diagnostics): Likewise.
20531 2009-04-20 Ian Lance Taylor <iant@google.com>
20533 Fix enum conversions which are invalid in C++:
20534 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
20535 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
20536 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
20537 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
20538 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
20539 (dbxout_parms): Likewise.
20540 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
20541 (df_clear_flags): Likewise.
20542 * df-problems.c (df_rd_bb_local_compute_process_def): Change
20543 top_flag parameter to int.
20544 (df_chain_create_bb_process_use): Likewise.
20545 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
20547 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
20548 (df_ref_create_structure, df_def_record_1): Likewise.
20549 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
20550 (df_notes_rescan): Change 0 to VOIDmode in function call.
20551 (df_get_call_refs, df_insn_refs_collect): Likewise.
20552 (df_bb_regs_collect): Likewise.
20553 (df_entry_block_defs_collect): Likewise.
20554 (df_exit_block_uses_collect): Likewise.
20555 * df.h: Update declarations.
20556 * double-int.c (double_int_divmod): Add cast to enum type.
20557 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
20558 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
20559 (based_loc_descr): Likewise.
20560 (loc_descriptor_from_tree_1): Change first_op and second_op to
20561 enum dwarf_location_atom. Add cast to enum type.
20562 * expmed.c (init_expmed): Change 0 to SET in function call.
20563 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
20564 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
20565 (do_store_flag): Likewise.
20566 * fixed-value.h (struct fixed_value): Change mode to enum
20568 * function.c (assign_parms): Change 0 to VOIDmode in function call.
20569 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
20571 (insert_insn_decl, insert_decl, insert_state): Likewise.
20572 (automata_list_finish): Likewise.
20573 * genrecog.c (process_define_predicate): Add cast to enum type.
20574 * gensupport.c (init_predicate_table): Add cast to enum type.
20575 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
20577 (gimple_build_call_1, gimple_build_label): Likewise.
20578 (gimple_build_goto, gimple_build_asm_1): Likewise.
20579 (gimple_build_switch_1, gimple_build_cdt): Likewise.
20580 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
20581 (enum fallback): Rename from enum fallback_t.
20582 (fallback_t): Typedef as int.
20583 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
20584 GSI_SAME_STMT in function call.
20585 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
20587 (setup_reg_class_relations): Likewise.
20588 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
20589 (setup_prohibited_class_mode_regs): Add cast to enum type.
20590 (setup_prohibited_mode_move_regs): Likewise.
20591 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
20592 (record_address_regs): Change i to enum reg_class.
20593 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
20594 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
20595 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
20596 (GET_MODE_2XWIDER_MODE): Likewise.
20597 (GET_CLASS_NARROWEST_MODE): Likewise.
20598 * omp-low.c (expand_omp_for): Add cast to enum type.
20599 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
20600 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
20601 * postreload.c (reload_cse_simplify_operands): Change rclass local
20603 * predict.c (combine_predictions_for_insn): Change best_predictor
20604 and predictor to enum br_predictor.
20605 (combine_predictions_for_bb): Likewise.
20606 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
20607 use SET_PREDICT_EXPR_OUTCOME.
20608 * real.c (real_arithmetic): Change icode to code in function call.
20609 * reginfo.c (init_move_cost): Add casts to enum type.
20610 (init_reg_sets_1, init_fake_stack_mems): Likewise.
20611 * regmove.c (regclass_compatible_p): Change class0 and class1 to
20613 * reload.c (find_valid_class): Add casts to enum type.
20614 (push_reload): Change 0 to NO_REGS in function call.
20615 (find_reloads): Change this_alternative to array of enum
20616 reg_class. Remove some now-unnecessary casts.
20617 (make_memloc): Change 0 to VOIDmode in function call.
20618 * reload1.c (reload): Change 0 to VOIDmode in function call.
20619 (eliminate_regs_1, elimination_effects): Likewise.
20620 (eliminate_regs_in_insn): Likewise.
20621 (emit_input_reload_insns): Add cast to enum type.
20622 (delete_output_reload): Change 0 to VOIDmode in function call.
20623 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
20624 to enum type in function call.
20625 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
20626 (SET_PREDICT_EXPR_OUTCOME): Define.
20627 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
20628 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
20629 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
20630 (dump_function): Likewise.
20631 * tree-dump.h: Update declarations.
20632 * tree-pass.h: Update declarations.
20633 * varasm.c (assemble_integer): Change mclass to enum mode_class.
20634 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
20636 (arm_rtx_costs_1): Correct parenthesization.
20637 (arm_rtx_costs): Add casts to enum type.
20638 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
20639 (vfp_emit_fstmd): Use add_rg_note.
20640 (emit_multi_reg_push, emit_sfm): Likewise.
20641 (thumb_set_frame_pointer): Likewise.
20642 (arm_expand_prologue): Likewise.
20643 (arm_regno_class): Change return type to enum reg_class.
20644 (thumb1_expand_prologue): Use add_reg_note.
20645 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
20646 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
20648 * config/arm/gentune.sh: Add cast to enum type.
20649 * config/arm/arm-tune.md: Rebuild.
20650 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
20651 (ix86_split_fp_branch, predict_jump): Likewise.
20652 (ix86_expand_multi_arg_builtin): Change sub_code from enum
20653 insn_code to enum rtx_code.
20654 (ix86_builtin_vectorized_function): Add cast to enum type.
20655 * config/i386/i386.md (truncdfsf2): Change slot to enum
20657 (truncxf<mode>2, isinf<mode>2): Likewise.
20658 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
20660 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
20661 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
20662 (insert_bundle_state): Change 1 to INSERT in function call.
20663 (ia64_add_bundle_selector_before): Likewise.
20664 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
20665 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
20666 (restore_stack_nonlocal): Likewise.
20667 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
20669 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
20671 (mips_rtx_costs): Likewise.
20672 (mips_override_options): Add casts to enum type.
20673 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
20675 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
20676 (store_reg, set_reg_plus_d): Likewise.
20677 (hppa_expand_prologue, hppa_profile_hook): Likewise.
20678 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
20680 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
20682 (emit_unlikely_jump): Use add_reg_note.
20683 (rs6000_emit_allocate_stack): Likewise.
20684 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
20685 (output_toc): Change 1 to INSERT in function call.
20686 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
20687 (rs6000_initialize_trampoline): Likewise.
20688 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
20690 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
20691 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
20692 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
20693 (save_gprs): Use add_reg_note.
20694 (s390_emit_prologue): Likewise.
20695 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20696 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
20697 (sparc_fold_builtin): Add cast to enum type.
20698 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
20700 (spu_expand_prologue): Use add_reg_note.
20701 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
20703 2009-04-20 Ian Lance Taylor <iant@google.com>
20705 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
20706 (c_parser_postfix_expression_after_primary): Get VEC for list of
20707 arguments. Get original types of arguments. Call
20708 build_function_call_vec.
20709 (cached_expr_list_1, cached_expr_list_2): New static variables.
20710 (c_parser_expr_list): Change return type to VEC *. Add
20711 p_orig_types parameter. Change all callers.
20712 (c_parser_release_expr): New static function.
20713 (c_parser_vec_to_tree_list): New static function.
20714 * c-typeck.c (build_function_call): Rewrite to build a VEC and
20715 call build_function_call_vec.
20716 (build_function_call_vec): New function, based on old
20717 build_function_call.
20718 (convert_arguments): Remove nargs and argarray parameters. Change
20719 values to a VEC. Add origtypes parameter.
20720 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
20721 (convert_for_assignment): Add origtype parameter. Change all
20722 callers. If warn_cxx_compat, check for conversion to an enum
20723 type when calling a function.
20724 (store_init_value): Add origtype parameter. Change all callers.
20725 (digest_init): Likewise.
20726 (struct init_node): Add origtype field.
20727 (add_pending_init): Add origtype parameter. Change all callers.
20728 (output_init_element): Likewise.
20729 (output_pending_init_elements): Pass origtype from init_node to
20730 output_init_element.
20731 (process_init_element): Pass origtype from c_expr to
20732 output_init_element.
20733 (c_finish_return): Add origtype parameter. Change all callers.
20734 * c-common.c (sync_resolve_size): Change params to VEC *. Change
20736 (sync_resolve_params): Likewise.
20737 (sync_resolve_return): Change params to first_param. Change caller.
20738 (resolve_overloaded_builtins): Change params to VEC *. Change
20739 callers. Save first parameter around call to build_function_call_vec.
20740 * c-decl.c (finish_decl): Add origtype parameter. Change all
20741 callers. Call build_function_call_vec rather than
20742 build_function_call for cleanup.
20743 * c-tree.h: Update declarations.
20744 * c-common.h: Update declarations.
20745 * stub-objc.c (objc_rewrite_function_call): Change parameter from
20746 params to first_param.
20747 * target.h (struct gcc_target): Change resolve_overloaded_builtin
20748 params parameter from tree to void *.
20749 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
20750 Change arglist parameter to have type void *, and to be a pointer
20752 * config/rs6000/rs6000-protos.h
20753 (altivec_resolve_overloaded_builtin): Update declaration.
20754 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
20755 fnargs parameter to have type void *, and to be a pointer to a
20756 VEC. Call build_function_call_vec instead of
20757 build_function_call.
20758 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
20760 2009-04-20 Joey Ye <joey.ye@intel.com>
20761 Xuepeng Guo <xuepeng.guo@intel.com>
20762 H.J. Lu <hongjiu.lu@intel.com>
20764 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
20766 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
20767 (IX86_LEA_PRIORITY): Likewise.
20768 (distance_non_agu_define): New function.
20769 (distance_agu_use): Likewise.
20770 (ix86_lea_for_add_ok): Likewise.
20771 (ix86_dep_by_shift_count): Likewise.
20773 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
20774 should split for LEA.
20776 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
20778 (ix86_dep_by_shift_count): Likewise.
20780 2009-04-20 Richard Guenther <rguenther@suse.de>
20782 * expr.c (handled_component_p): Move ...
20783 * tree.h (handled_component_p): ... here.
20784 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
20785 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
20786 and REALPART_EXPR to be in one group.
20788 2009-04-20 Richard Guenther <rguenther@suse.de>
20790 * basic-block.h (get_all_dominated_blocks): Declare.
20791 * dominance.c (get_all_dominated_blocks): New function.
20792 * tree-cfg.c (get_all_dominated_blocks): Remove.
20793 (remove_edge_and_dominated_blocks): Adjust.
20794 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
20795 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
20796 instead of recursing.
20798 2009-04-20 Doug Kwan <dougkwan@google.com>
20800 * cgraph.h (cgraph_node_ptr): New type for vector functions.
20801 (struct cgraph_node_set_def): New type.
20802 (cgraph_node_set) New type. Also declare vector functions.
20803 (struct cgraph_node_set_element_def): New type.
20804 (cgraph_node_set_element): Ditto.
20805 (cgraph_node_set_iterator): New iterator type.
20806 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
20807 cgraph_node_set_remove, dump_cgraph_node_set,
20808 debug_cgraph_node_set): New prototypes.
20809 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
20810 cgraph_node_set_size): New inlines.
20811 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
20812 including cgraph.h.
20813 (struct ipa_opt_pass): Add struct cgraph_node_set_def
20814 argument to function 'write_summary'.
20815 * ipa.c: Include ggc.h.
20816 (hash_cgraph_node_set_element,
20817 eq_cgraph_node_set_element, cgraph_node_set_new,
20818 cgraph_node_set_add, cgraph_node_set_remove,
20819 cgraph_node_set_find, dump_cgraph_node_set,
20820 debug_cgraph_node_set): New functions.
20821 * Makefile.in (ipa.o): Add dependency on GGC_H.
20823 2009-04-20 Ira Rosen <irar@il.ibm.com>
20825 PR tree-optimization/39675
20826 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
20827 check of the return code of vect_schedule_slp. Check that
20828 stmt_vec_info still exists for the statement, before checking its
20829 vectorization type.
20831 2009-04-20 Michael Matz <matz@suse.de>
20833 * Makefile.in (generated_files): Take out $(simple_generated_c).
20835 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
20837 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
20838 (UINTPTR_TYPE): Likewise.
20840 2009-04-19 Joseph Myers <joseph@codesourcery.com>
20843 * c-typeck.c (digest_init): Check for initializing an array with a
20846 2009-04-19 Joseph Myers <joseph@codesourcery.com>
20849 * c-semantics.c (pop_stmt_list): Propagate
20850 STATEMENT_LIST_HAS_LABEL to parent statement list.
20852 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
20854 * config/mips/mips.h (mips_tune_attr): New macro.
20855 * config/mips/mips.md (cpu): Use it.
20857 2009-04-19 Joseph Myers <joseph@codesourcery.com>
20860 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
20863 2009-04-19 Diego Novillo <dnovillo@google.com>
20865 * toplev.c (compile_file): Move call to coverage_finish ...
20866 * cgraphunit.c (ipa_passes): ... here.
20867 Call cgraph_process_new_functions.
20868 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
20869 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
20871 2009-04-19 Jan Hubicka <jh@suse.cz>
20873 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
20875 (dump_cgraph_node): Dump can throw external flag.
20876 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
20878 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
20882 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
20883 * common.opt (Wlogical-op): Move from here...
20884 * c.opt (Wlogical-op): ... to here.
20885 * c-typeck.c (parser_build_binary_op): Update call to
20886 warn_logical_operator.
20887 * c-opts.c (c_common_post_options): Enable warn_logical_op with
20889 * c-common.c (warn_logical_op): Update.
20890 * c-common.h (warn_logical_op): Update declaration.
20892 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
20894 * tree.c (protected_set_expr_location): Fix formatting.
20896 2009-04-18 Joseph Myers <joseph@codesourcery.com>
20899 * c-typeck.c (readonly_warning): new.
20900 (build_unary_op, build_modify_expr): Use readonly_warning for
20901 storing into something readonly but not const-qualified.
20903 2009-04-18 Joseph Myers <joseph@codesourcery.com>
20906 * c-typeck.c (build_unary_op): Check for taking address of
20907 expression of type void.
20909 2009-04-18 Joseph Myers <joseph@codesourcery.com>
20912 * c-typeck.c (build_function_call): Check for calling a function
20913 with qualified void return types. Call require_complete_type when
20916 2009-04-18 Jan Hubicka <jh@suse.cz>
20918 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
20920 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
20921 can_throw_external flag.
20922 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
20923 * ipa-pure-const.c (ignore_edge): New function.
20924 (propagate): Compute order for NOTHROW computation; set NOTHROWs
20925 only over can_throw_external edges.
20926 (local_pure_const): Add nothrow flag.
20927 * ipa-utils.c (searchc): Add ignore_edge callback.
20928 (ipa_utils_reduced_inorder): Add ignore_edge callback.
20929 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
20930 (set_nothrow_function_flags): Update cgraph.
20931 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
20933 2009-04-18 Richard Guenther <rguenther@suse.de>
20935 PR middle-end/39804
20936 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
20937 (fold_stmt): ... this and ...
20938 (fold_stmt_inplace): ... this.
20939 (fold_stmt_1): Fold references in calls and asms.
20940 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
20942 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
20944 * tree-vrp.c (ssa_name_nonzero_p): Remove.
20945 * tree.h: Remove the prototype for ssa_name_nonzero_p.
20947 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
20949 * tree.c (function_args_count): Remove.
20950 * tree.h: Remove the prototype for function_args_count.
20952 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
20954 * tree-iterator.c (expr_only): Remove.
20955 * tree.h: Remove the prototype for expr_only.
20957 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
20959 * reginfo.c (cannot_change_mode_set_regs): Remove.
20960 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
20962 2009-04-08 Anatoly Sokolov <aesok@post.ru>
20964 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
20965 whether operands 0 and 1 overlaps.
20967 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
20969 PR middle-end/36902
20970 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
20971 pointer. Use warning_at instead of warning.
20972 (search_for_addr_array): Likewise.
20973 (check_array_bounds): Likewise.
20974 (check_all_array_refs): Check that the incoming edge is not in the
20975 list of edges to be removed.
20976 (check_all_array_refs): Avoid the temporal pointer.
20977 (vrp_visit_cond_stmt): Fix typo.
20978 (simplify_switch_using_ranges): Handle the case where the switch
20979 index is an integer constant.
20981 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
20983 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
20985 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
20987 * doc/extend.texi, doc/invoke.texi: Fix typos.
20989 2009-04-17 Cary Coutant <ccoutant@google.com>
20991 * tree-flow-inline.h (get_lineno): Fix inverted test.
20993 2009-04-17 Diego Novillo <dnovillo@google.com>
20995 * tree-ssa-pre.c (create_expression_by_pieces): Remove
20996 assertion for AVAIL_OUT.
20998 2009-04-17 Mike Frysinger <vapier@gentoo.org>
21001 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
21002 * config/sh/linux-atomic.asm: Likewise.
21004 2009-04-17 Diego Novillo <dnovillo@google.com>
21006 * except.c (debug_eh_tree): New.
21007 (struct eh_region, struct eh_status): Move ...
21008 * except.h: ... here.
21009 (add_type_for_runtime): Declare extern.
21010 (lookup_type_for_runtime): Likewise.
21011 (debug_eh_tree): Declare.
21012 * Makefile.in (GTFILES): List except.h before except.c
21014 2009-04-17 Diego Novillo <dnovillo@google.com>
21016 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
21017 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
21018 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
21019 (find_vars_r): ... here.
21020 * tree-flow.h (find_referenced_vars_in): Declare.
21021 * tree-ssa-pre.c (create_expression_by_pieces): Assert
21022 that AVAIL_OUT exists for BLOCK.
21023 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
21024 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
21025 (tree-parloops.o): Likewise.
21027 2009-04-17 Simon Baldwin <simonb@google.com>
21029 * toplev.c (default_tree_printer): Add handling for %E format.
21031 2009-04-17 Diego Novillo <dnovillo@google.com>
21033 * tree-pretty-print.c (dump_generic_node): Add break after
21034 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
21035 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
21036 FUNCTION_TYPE together. Call print_struct_decl when printing
21037 structures and TDF_SLIM is not given.
21038 (print_struct_decl): Fix logic for detecting recursion.
21040 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21043 * gcc.c (create_at_file): New.
21044 (compile_input_file_p): New.
21045 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
21046 * main.c (main): Update call to toplev_main.
21047 * toplev.c (toplev_main): Change signature. Call expandargv.
21048 * toplev.h (toplev_main): Change signature.
21050 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21052 * dwarf2out.c (field_byte_offset): Use the type size as the field size
21053 if the latter is not constant.
21055 2009-04-17 David Edelsohn <edelsohn@gnu.org>
21057 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
21059 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21061 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
21062 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
21064 2009-04-17 Richard Guenther <rguenther@suse.de>
21066 * tree-ssa-structalias.c (get_constraint_for_component_ref):
21067 Handle component references view-converting an invariant address.
21069 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
21071 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
21072 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
21073 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
21074 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
21075 Use @deftypevr rather than @deftypevar.
21077 2009-04-17 Richard Guenther <rguenther@suse.de>
21079 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
21080 (get_prop_source_stmt): Likewise.
21081 (can_propagate_from): Likewise.
21083 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
21085 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
21086 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
21087 (--with-multilib-list): Add default value.
21088 * configure: Regenerate.
21089 * Makefile.in (TM_ENDIAN_CONFIG): Define.
21090 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
21091 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
21092 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
21093 Don't add default cpu to multilib list unnecessarily, but do enable
21094 the relevant compiler option..
21095 Add support for --with-multilib-list=<blank> and
21096 --with-multilib-list=!<somelib> to supress unwanted multilibs.
21097 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
21098 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
21099 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
21100 TM_MULTILIB_CONFIG.
21101 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
21102 (MULTILIB_OSDIRNAMES): New variable.
21103 * config/sh/t-1e: Delete file.
21104 * config/sh/t-mlib-sh1: Delete file.
21105 * config/sh/t-mlib-sh2: Delete file.
21106 * config/sh/t-mlib-sh2a: Delete file.
21107 * config/sh/t-mlib-sh2a-nofpu: Delete file.
21108 * config/sh/t-mlib-sh2a-single: Delete file.
21109 * config/sh/t-mlib-sh2a-single-only: Delete file.
21110 * config/sh/t-mlib-sh2e: Delete file.
21111 * config/sh/t-mlib-sh3e: Delete file.
21112 * config/sh/t-mlib-sh4: Delete file.
21113 * config/sh/t-mlib-sh4-nofpu: Delete file.
21114 * config/sh/t-mlib-sh4-single: Delete file.
21115 * config/sh/t-mlib-sh4-single-only: Delete file.
21116 * config/sh/t-mlib-sh4a: Delete file.
21117 * config/sh/t-mlib-sh4a-nofpu: Delete file.
21118 * config/sh/t-mlib-sh4a-single: Delete file.
21119 * config/sh/t-mlib-sh4a-single-only: Delete file.
21120 * config/sh/t-mlib-sh4al: Delete file.
21121 * config/sh/t-mlib-sh5-32media: Delete file.
21122 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
21123 * config/sh/t-mlib-sh5-64media: Delete file.
21124 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
21125 * config/sh/t-mlib-sh5-compact: Delete file.
21126 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
21127 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
21128 * doc/install.texi (Options specification): Add
21129 --with-multilib-list and --with-endian.
21131 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21133 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
21135 (OBJS-common): Add plugin-version.o.
21136 (plugin-version.o): New.
21137 * gcc-plugin.h (plugin_gcc_version): New.
21138 (plugin_default_version_check): New.
21139 (plugin_init_func, plugin_init): Add version argument.
21140 * plugin-version.c: New.
21141 * plugin.c (str_plugin_gcc_version_name): New.
21142 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
21143 pass it to the init function.
21144 (plugin_default_version_check): New.
21146 2009-04-17 Richard Guenther <rguenther@suse.de>
21148 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
21149 for decl-vs-decl disambiguation.
21151 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
21153 * config/s390/s390.h (s390_tune_attr): New macro definition.
21154 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
21156 2009-04-17 Richard Guenther <rguenther@suse.de>
21158 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
21159 (fold_stmt_r): Likewise.
21160 (maybe_fold_reference): New function.
21161 (fold_gimple_assign): Handle cases fold_stmt_r did.
21162 (fold_stmt): Do not use fold_stmt_r.
21163 (fold_stmt_inplace): Likewise.
21165 2009-04-17 Richard Guenther <rguenther@suse.de>
21167 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
21168 (record_equivalences_from_stmt): Remove useless checks and
21170 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
21171 the type is already suitable.
21173 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
21175 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
21177 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
21179 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
21180 (CMPtype): Define as __gcc_CMPtype.
21182 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
21184 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
21185 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
21187 2009-04-17 Richard Guenther <rguenther@suse.de>
21189 PR tree-optimization/39746
21190 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
21191 special-casing for builtins and static variable use/def.
21192 (call_may_clobber_ref_p_1): Likewise.
21194 2009-04-16 Ian Lance Taylor <iant@google.com>
21196 * df.h: Include "timevar.h".
21197 (struct df_problem): Change tv_id field to timevar_id_t.
21198 * tree-pass.h: Include "timevar.h".
21199 (struct opt_pass): Change tv_id field to timevar_id_t.
21200 * timevar.h (timevar_id_t): Define TV_NONE.
21201 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
21202 TV_NONE rather than tv_id != 0.
21203 (execute_one_pass): Likewise.
21204 * Makefile.in (DF_H): Add $(TIMEVAR_H).
21205 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
21206 dependencies to $(TREE_PASS_H).
21207 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
21209 (pass_branch_target_load_optimize2): Likewise.
21210 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
21211 (pass_outof_cfg_layout_mode): Likewise.
21212 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
21213 (pass_rebuild_cgraph_edges): Likewise.
21214 (pass_remove_cgraph_callee_edges): Likewise.
21215 * df-core.c (pass_df_initialize_opt): Likewise.
21216 (pass_df_initialize_no_opt): Likewise.
21217 (pass_df_finish): Likewise.
21218 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
21219 * except.c (pass_set_nothrow_function_flags): Likewise.
21220 (pass_convert_to_eh_region_ranges): Likewise.
21221 * final.c (pass_compute_alignments): Likewise.
21222 * function.c (pass_instantiate_virtual_regs): Likewise.
21223 (pass_init_function): Likewise.
21224 (pass_leaf_regs): Likewise.
21225 (pass_match_asm_constraints): Likewise.
21226 * gimple-low.c (pass_lower_cf): Likewise.
21227 (pass_mark_used_blocks): Likewise.
21228 * init-regs.c (pass_initialize_regs): Likewise.
21229 * integrate.c (pass_initial_value_sets): Likewise.
21230 * ira.c (pass_ira): Likewise.
21231 * jump.c (pass_cleanup_barriers): Likewise.
21232 * omp-low.c (pass_expand_omp): Likewise.
21233 (pass_lower_omp): Likewise.
21234 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
21235 * recog.c (pass_split_all_insns): Likewise.
21236 (pass_split_after_reload): Likewise.
21237 (pass_split_before_regstack): Likewise.
21238 (pass_split_before_sched2): Likewise.
21239 (pass_split_for_shorten_branches): Likewise.
21240 * reginfo.c (pass_reginfo_init): Likewise.
21241 (pass_subregs_of_mode_init): Likewise.
21242 (pass_subregs_of_mode_finish): Likewise.
21243 * passes.c (pass_postreload): Likewise.
21244 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
21245 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
21246 (pass_warn_function_return): Likewise.
21247 (pass_warn_function_noreturn): Likewise.
21248 * tree-complex.c (pass_lower_complex): Likewise.
21249 (pass_lower_complex_O0): Likewise.
21250 * tree-if-conv.c (pass_if_conversion): Likewise.
21251 * tree-into-ssa.c (pass_build_ssa): Likewise.
21252 * tree-mudflap.c (pass_mudflap_1): Likewise.
21253 (pass_mudflap_2): Likewise.
21254 * tree-nomudflap.c (pass_mudflap_1): Likewise.
21255 (pass_mudflap_2): Likewise.
21256 * tree-nrv.c (pass_return_slot): Likewise.
21257 * tree-object-size.c (pass_object_sizes): Likewise.
21258 * tree-optimize.c (pass_all_optimizations): Likewise.
21259 (pass_early_local_passes): Likewise.
21260 (pass_all_early_optimizations): Likewise.
21261 (pass_cleanup_cfg): Likewise.
21262 (pass_cleanup_cfg_post_optimizing): Likewise.
21263 (pass_free_datastructures): Likewise.
21264 (pass_free_cfg_annotations): Likewise.
21265 (pass_fixup_cfg): Likewise.
21266 (pass_init_datastructures): Likewise.
21267 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
21268 (pass_late_warn_uninitialized): Likewise.
21269 (pass_update_address_taken): Likewise.
21270 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
21271 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
21272 (pass_cse_sincos): Likewise.
21273 (pass_convert_to_rsqrt): Likewise.
21274 * tree-ssa-structalias.c (pass_build_alias): Likewise.
21275 * tree-stdarg.c (pass_stdarg): Likewise.
21276 * tree-tailcall.c (pass_tail_recursion): Likewise.
21277 (pass_tail_calls): Likewise.
21278 * tree-vect-generic.c (pass_lower_vector): Likewise.
21279 (pass_lower_vector_ssa): Likewise.
21280 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
21282 2009-04-16 Joseph Myers <joseph@codesourcery.com>
21284 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
21286 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
21288 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
21289 logical and signext.
21291 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
21294 * config/sh/predicates.md (arith_operand): Check if the operand
21295 of TRUNCATE is a REG.
21297 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21299 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
21300 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
21302 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21304 * tree-iterator.c (tsi_split_statement_list_after,
21305 tsi_split_statement_list_before): Remove.
21306 * tree-iterator.h: Remove the prototypes for
21307 tsi_split_statement_list_after and tsi_split_statement_list_before.
21309 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21311 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
21312 * tree-ssa-propagate.h: Remove the prototype for
21313 stmt_makes_single_load.
21315 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21317 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
21318 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
21320 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21322 * tree-iterator.c (EXPR_LAST_BODY): Remove.
21324 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21326 * except.c (eh_region_outer_p): Remove.
21327 * except.h: Remove the prototype for eh_region_outer_p.
21329 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21331 * function.c (current_function_assembler_name): Remove.
21332 * function.h: Remove the prototype for
21333 current_function_assembler_name.
21335 2009-04-16 Ian Lance Taylor <iant@google.com>
21337 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
21338 (add_reg_note): Call alloc_reg_note.
21339 * rtl.h (alloc_reg_note): Declare.
21340 * combine.c (try_combine): Use alloc_reg_note.
21341 (recog_for_combine, move_deaths): Likewise.
21342 (distribute_notes): Use alloc_reg_note and add_reg_note.
21343 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
21344 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
21345 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
21347 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
21349 PR rtl-optimization/39762
21350 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
21351 ira_may_move_out_cost): Add comments about way of their usage.
21352 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
21354 * ira-conflicts.c (process_regs_for_copy): Use function
21355 ira_get_register_move_cost instead of global
21356 ira_register_move_cost.
21358 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
21359 color_pass, move_spill_restore, update_curr_costs): Ditto.
21361 * ira-lives.c (process_single_reg_class_operands): Ditto.
21363 * ira-emit.c (emit_move_list): Ditto.
21365 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
21366 (record_reg_classes): Ditto. Use functions
21367 ira_get_register_move_cost and ira_get_may_move_cost instead of
21368 global vars ira_register_move_cost, ira_may_move_out_cost and
21369 ira_may_move_in_cost.
21370 (record_address_regs): Don't call ira_init_register_move_cost.
21371 Use function ira_get_may_move_cost instead of global
21372 ira_may_move_in_cost.
21373 (process_bb_node_for_hard_reg_moves): Use function
21374 ira_get_register_move_cost instead of global ira_register_move_cost.
21375 (ira_costs): Don't call ira_init_register_move_cost.
21377 2009-04-16 Richard Guenther <rguenther@suse.de>
21379 * tree-cfg.c (verify_gimple_assign_binary):
21380 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
21381 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
21382 (create_general_new_stmt): Note that this function is broken.
21384 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21386 * common.opt (fhelp): Add Var(help_flag).
21387 * gcc-plugin.h (plugin_info): Add help.
21388 * plugin.c (plugin_name_args): Add help.
21389 (register_plugin_info): Set plugin->help.
21390 (print_help_one_plugin): New.
21391 (print_plugins_help): New.
21392 * plugin.h (print_plugins_help): New.
21393 * toplev.c (toplev_main): Call print_plugins_help if needed.
21395 2009-04-16 Richard Guenther <rguenther@suse.de>
21397 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
21398 (gimple_ior_addresses_taken_1): New function.
21399 (gimple_ior_addresses_taken): Likewise.
21400 * gimple.h (struct gimple_statement_with_ops_base): Remove
21401 addresses_taken member.
21402 (gimple_ior_addresses_taken): Declare.
21403 (gimple_addresses_taken, gimple_addresses_taken_ptr,
21404 gimple_set_addresses_taken): Remove.
21405 * ipa-reference.c (mark_address): New function.
21406 (scan_stmt_for_static_refs): Use it for marking addresses taken.
21407 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
21408 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
21409 (gimple_add_to_addresses_taken): Remove.
21410 (get_tmr_operands): Call mark_address_taken.
21411 (get_asm_expr_operands): Likewise.
21412 (get_expr_operands): Likewise.
21413 (build_ssa_operands): Do not clear the addresses_taken bitmap.
21414 (free_stmt_operands): Do not free it.
21415 * tree-ssa.c (delete_tree_ssa): Likewise.
21416 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
21418 2009-04-16 Richard Guenther <rguenther@suse.de>
21420 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
21421 (walk_stmt_load_store_ops): Likewise.
21422 * gimple.c (get_base_loadstore): New function.
21423 (walk_stmt_load_store_addr_ops): Likewise.
21424 (walk_stmt_load_store_ops): Likewise.
21425 * ipa-pure-const.c (check_op): Simplify.
21426 (check_load, check_store): New functions.
21427 (check_stmt): Use walk_stmt_load_store_ops.
21428 * ipa-reference.c (mark_load): Adjust signature.
21429 (mark_store): Likewise.
21430 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
21432 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21434 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
21435 (plugin_info): New.
21436 * opts.c (common_handle_option): Don't call print_version.
21437 * plugin.c (plugin_name_args): Add version.
21438 (register_plugin_info): New.
21439 (register_callback): Handle PLUGIN_INFO.
21440 (try_init_one_plugin): New.
21441 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
21443 (finalize_one_plugin): New.
21444 (finalize_plugins): New.
21445 (print_one_plugin): New.
21446 (print_plugins_versions): New.
21447 * plugin.h (print_plugins_versions): New.
21448 (finalize_plugins): New.
21449 * toplev.c (compile_file): Don't call initialize_plugins.
21450 (print_version): Call print_plugins_versions.
21451 (toplev_main): Call initialize_plugins. Print version if needed.
21452 Call finalize_plugins.
21454 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21456 * common.opt (fversion): New.
21457 * gcc.c (print_version): New.
21458 (process_command): Don't print the version. Just set print_version.
21459 (main): Print version. Call subprocesses if print_version and
21460 verbose_flag are set.
21461 * opts.c (common_handle_option): Handle OPT_fversion.
21463 2009-04-16 Richard Guenther <rguenther@suse.de>
21464 Ira Rosen <irar@il.ibm.com>
21466 PR tree-optimization/39698
21467 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
21468 type of the reduction variable. Only generate the def if
21471 * omp-low.c (expand_omp_for_generic): When converting to a pointer
21472 make sure to first convert to an integer of the same precision.
21473 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
21474 the type of the evolution correctly in computing the new
21475 induction variable base.
21477 2009-04-16 Richard Guenther <rguenther@suse.de>
21479 PR middle-end/39625
21480 * tree-cfg.c (make_blocks): Split statements with to-be
21481 abnormal SSA names on the lhs.
21483 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
21485 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
21486 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
21487 * c-typeck.c (really_start_incremental_init): Likewise.
21488 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
21489 (TARGET_INITIALIZER): Remove it.
21490 * target.h (struct target): Remove vector_opaque_p.
21491 * tree.c (build_opaque_vector_type): New.
21492 * tree.h (TYPE_VECTOR_OPAQUE): New.
21493 (build_opaque_vector_type): Declare.
21494 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
21495 * config/rs6000/rs6000.c (build_opaque_vector_type,
21496 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
21497 (rs6000_init_builtins): Use build_opaque_vector_type for
21498 opaque_V4SI_type_node.
21500 2009-04-15 Catherine Moore <clm@codesourcery.com>
21502 * debug.h (set_name): Declare.
21503 * dwarf2out.c (dwarf2out_set_name): Declare.
21504 (dwarf2_debug_hooks): Add set_name.
21505 (find_AT_string): New.
21506 (add_AT_string): Call find_AT_string.
21507 (dwarf2out_set_name): New.
21508 * cp/decl.c (grokdeclarator): Call set_name.
21509 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
21510 * debug.c (do_nothing_debug_hooks): Likewise.
21511 * dbxout.c (dbx_debug_hooks): Likewise.
21512 * sdbout.c (sdb_debug_hooks): Likewise.
21514 2009-04-15 Michael Eager <eager@eagercon.com>
21516 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
21517 reg for single-precision FPU.
21518 * config/rs6000/rs6000.md (movsi_internal1): Only for
21519 !TARGET_SINGLE_FPU.
21520 (movsi_internal1_single): New. Add pattern to move SI values to/from
21521 single-precision FP regs.
21523 2009-04-15 Richard Guenther <rguenther@suse.de>
21525 * omp-low.c (lower_rec_input_clauses): Build correct address
21527 (expand_omp_for_generic): Fix multiplication type.
21528 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
21529 (generate_memset_zero): Fix types.
21530 * tree-profile.c (prepare_instrumented_value): Correctly
21533 2009-04-15 Ian Lance Taylor <iant@google.com>
21535 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
21536 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
21537 for -Wall and for -Wc++-compat.
21538 (c_common_post_options): For C++, set warn_enum_compare if not
21540 * c-tree.h (struct c_expr): Add field original_type.
21541 (build_external_ref): Update declaration.
21542 * c-parser.c (c_parser_braced_init): Set original_type.
21543 (c_parser_initelt): Likewise.
21544 (c_parser_expr_no_commas): Likewise.
21545 (c_parser_conditional_expression): Likewise.
21546 (c_parser_cast_expression): Likewise.
21547 (c_parser_unary_expression): Likewise. Pull setting of
21548 original_code to top of function.
21549 (c_parser_sizeof_expression): Set original_type.
21550 (c_parser_alignof_expression): Likewise.
21551 (c_parser_postfix_expression): Likewise. Pull setting of
21552 original_code to top of function.
21553 (c_parser_postfix_expression_after_paren_type): Set original_type.
21554 (c_parser_postfix_expression_after_primary): Likewise.
21555 (c_parser_expression): Likewise.
21556 * c-typeck.c (build_external_ref): Add type parameter. Change all
21558 (c_expr_sizeof_expr): Set original_type field.
21559 (parser_build_unary_op): Likewise.
21560 (parser_build_binary_op): Likewise. Optionally warn about
21561 comparisons of enums of different types.
21562 (digest_init): Set original_type field.
21563 (really_start_incremental_init): Likewise.
21564 (push_init_level, pop_init_level): Likewise.
21565 * doc/invoke.texi (Warning Options): -Wenum-compare now
21568 2009-04-15 Richard Guenther <rguenther@suse.de>
21570 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
21571 out a necessary conversion.
21572 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
21573 names we didn't value number.
21574 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
21576 2009-04-15 Richard Guenther <rguenther@suse.de>
21578 PR tree-optimization/39764
21579 * tree-ssa-ccp.c (get_value): Canonicalize value with
21580 canonicalize_float_value.
21582 2009-04-15 Jan Hubicka <jh@suse.cz>
21584 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
21585 Wrong version of patch.
21587 2009-04-15 Jan Hubicka <jh@suse.cz>
21589 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
21591 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
21593 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
21594 our distinct integral and vector types.
21596 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
21598 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
21599 * init.c (build_vtbl_address): Remove call to assemble_external.
21601 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
21603 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
21604 output for other floating point modes.
21606 2009-04-14 Diego Novillo <dnovillo@google.com>
21608 * diagnostic.c (diagnostic_report_diagnostic): Do not
21609 warn about loaded plugins for DK_ERROR and DK_WARNING.
21610 * c-decl.c (declspecs_add_type): Move call to
21611 invoke_plugin_callbacks ...
21612 * c-parser.c (c_parser_declspecs): ... here.
21613 * plugin.c (dump_active_plugins): Tidy output.
21615 2009-04-14 Diego Novillo <dnovillo@google.com>
21616 Le-Chun Wu <lcwu@google.com>
21618 * configure.ac: Add --enable-plugin support.
21619 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
21620 * Makefile.in (PLUGIN_H): Define.
21621 Export ENABLE_PLUGIN and GMPINC to site.exp.
21622 Add PLUGINLIBS to link command.
21623 Add/modify dependencies for plugin.o and files including plugin.h.
21625 * config.in: Regenerate.
21627 * opts.c (common_handle_option): Handle OPT_fplugin_ and
21630 2009-04-14 Le-Chun Wu <lcwu@google.com>
21632 * tree-pass.h (register_one_dump_file): Add a prototype for
21633 register_one_dump_file.
21634 * toplev.c (compile_file): Call initialize_plugins.
21635 (do_compile): Call invoke_plugin_callbacks.
21636 (toplev_main): Call invoke_plugin_callbacks.
21637 * common.opt: Add -fplugin= and -fplugin-arg-.
21638 * gcc-plugin.h: New public header file for plugins to include.
21639 * plugin.c: New source file.
21640 * plugin.h: New internal header file.
21641 * passes.c (register_one_dump_file): Make it external.
21643 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
21645 2009-04-14 Diego Novillo <dnovillo@google.com>
21647 * doc/plugins.texi: New.
21648 * doc/gccint.texi: Add reference to Plugins chapter.
21649 * doc/invoke.texi: Document -fplugin and -fplugin-arg
21650 * diagnostic.c (diagnostic_report_diagnostic): Warn about
21651 loaded plugins, if any.
21652 * timevar.def (TV_PLUGIN_INIT): Define.
21653 (TV_PLUGIN_RUN): Define.
21654 * plugin.c: Include timevar.h
21655 (plugins_active_p): New.
21656 (dump_active_plugins): New.
21657 (debug_active_plugins): New.
21659 2009-04-14 Joseph Myers <joseph@codesourcery.com>
21661 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
21663 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
21665 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
21667 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
21668 the same as a minus without a shift.
21670 2009-04-14 Nick Clifton <nickc@redhat.com>
21672 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
21673 comparisons with small integers will always produce a short
21676 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
21679 2008-12-19 Diego Novillo <dnovillo@google.com>
21681 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
21683 2009-04-14 Richard Guenther <rguenther@suse.de>
21685 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
21687 (verify_gimple_assign_binary): Likewise. Handle shifts and
21689 (verify_gimple_phi): Print the mismatched argument position.
21690 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
21692 (vect_update_init_of_dr): Likewise.
21693 * matrix-reorg.c (transform_access_sites): Do what the
21695 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
21697 2009-04-13 Michael Eager <eager@eagercon.com>
21699 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
21700 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
21701 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
21702 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
21703 remove duplicate config
21705 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
21707 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
21708 file_name:line_number type locator of the call site.
21710 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
21712 * genautomata.c: Put blank after comma.
21713 (automaton_decls): New.
21714 (struct unit_usage): Add comments to member next.
21715 (store_alt_unit_usage): Keep the list ordered.
21716 (unit_present_on_list_p, equal_alternatives_p): New.
21717 (check_regexp_units_distribution): Check units distribution
21718 correctness correctly.
21719 (main): Don't write automata if error is found. Return correct
21722 * config/m68k/cf.md (cfv4_ds): Remove.
21723 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
21724 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
21726 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
21727 power4-load-ext, power4-store, power4-store-update,
21728 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
21729 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
21730 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
21731 power4-sqrt, power4-isync): Modify reservation to make correct
21732 unit distribution to automata.
21734 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
21735 power5-store-update, power5-two, power5-three, power5-lmul,
21736 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
21738 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
21740 * except.c (pass_set_nothrow_function_flags): Set name and add
21742 (set_nothrow_function_flags): Mention in the dump file when
21743 changing a function to nothrow.
21745 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
21748 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
21749 instead of unsigned long.
21751 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21753 * config/arm/arm.c (return_used_this_function): Remove.
21754 (arm_output_function_prologue): Remove use of
21755 return_used_this_function.
21756 (output_return_instruction): Replace use of
21757 return_used_this_function
21758 by cfun->machine->return_used_this_function.
21759 (arm_output_epilogue): Likewise.
21760 (arm_output_function_epilogue): Likewise.
21761 (thumb_unexpanded_epilogue): Likewise.
21762 * config/arm/arm.h (struct machine_function):
21763 New member return_used_this_function.
21765 2009-04-12 Mark Mitchell <mark@codesourcery.com>
21767 * doc/install.texi: Correct description of default directory for
21768 --with-gxx-include-dir.
21770 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
21772 * fold-const.c (build_range_check): Properly deal with enumeral and
21773 boolean base types.
21775 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
21777 * doc/invoke.texi (max_gcse_passes): Remove documentation.
21778 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
21779 * params.h (MAX_GCSE_PASSES): Remove.
21780 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
21781 in sequence. Remove ability to run multiple passes.
21782 (bypass_jumps): Report run as third CPROP pass.
21784 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
21786 PR middle-end/39651
21787 * except.c (can_throw_external): Look at each insn in a SEQUENCE
21788 when deciding whether the whole SEQUENCE can throw.
21790 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
21793 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
21794 offseted label references.
21796 2009-04-11 Jan Hubicka <jh@suse.cz>
21798 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
21800 2009-04-11 Richard Guenther <rguenther@suse.de>
21802 PR middle-end/39732
21803 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
21804 return variables as TREE_ADDRESSABLE.
21806 2009-04-11 Richard Guenther <rguenther@suse.de>
21808 PR tree-optimization/39713
21809 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
21810 reference trees have SSA_NAME operands.
21812 2009-04-11 Richard Guenther <rguenther@suse.de>
21815 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
21816 address expressions.
21818 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
21820 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
21821 match changes in Cygwin 1.7
21822 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
21823 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
21825 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
21827 PR tree-optimization/39701
21828 * doc/invoke.texi (Optimization Options): Document change in
21829 meaning and initialization of -fdelete-null-pointer-checks.
21831 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
21833 PR middle-end/39701
21834 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
21836 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
21839 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
21841 2009-04-10 Chao-ying Fu <fu@mips.com>
21843 * doc/tm.texi (Instruction Output): Document
21844 TARGET_ASM_FINAL_POSTSCAN_INSN.
21845 * target.h (final_postscan_insn): New field in asm_out.
21846 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
21847 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
21848 * final.c (final_scan_insn): Call
21849 targetm.asm_out.final_postscan_insn after outputting
21850 an asm macro and a normal instruction.
21852 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
21853 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
21854 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
21855 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
21856 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
21858 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
21860 PR middle-end/39701
21861 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
21862 variables as non-NULL even with -fdelete-null-pointer-checks.
21864 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
21866 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
21868 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
21871 * config/i386/i386.c (classify_argument): Handle SCmode with
21872 (bit_offset % 64) != 0.
21874 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
21876 * doc/invoke.texi (Optimize Options): Add cross-reference to
21877 -Q --help=optimizers examples.
21879 2009-04-10 Ben Elliston <bje@au.ibm.com>
21882 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
21883 regalign for the reg == fpr and TDmode case.
21885 2009-04-09 David Ayers <ayers@fsfe.org>
21888 * objc/objc-act.c (warn_with_method): Remove helper function.
21889 (check_duplicates): Call warning and inform directly.
21890 (really_start_method): Likewise.
21892 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
21894 * expmed.c (expand_divmod): Always use a comparison for a division
21895 by a large unsigned integer.
21897 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
21898 for things others than variables or functions as nonzero.
21900 2009-04-09 Nick Clifton <nickc@redhat.com>
21902 * unwind-compat.c: Change copyright header to refer to version
21903 3 of the GNU General Public License with version 3.1 of the
21904 GCC Runtime Library Exception and to point readers at the
21905 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
21906 * config/alpha/crtfastmath.c: Likewise.
21907 * config/alpha/linux-unwind.h: Likewise.
21908 * config/alpha/qrnnd.asm: Likewise.
21909 * config/alpha/vms-crt0-64.c: Likewise.
21910 * config/alpha/vms-crt0.c: Likewise.
21911 * config/alpha/vms-dwarf2.asm: Likewise.
21912 * config/alpha/vms-dwarf2eh.asm: Likewise.
21913 * config/alpha/vms-psxcrt0-64.c: Likewise.
21914 * config/alpha/vms-psxcrt0.c: Likewise.
21915 * config/alpha/vms_tramp.asm: Likewise.
21916 * config/arc/initfini.c: Likewise.
21917 * config/arc/lib1funcs.asm: Likewise.
21918 * config/arm/bpabi-v6m.S: Likewise.
21919 * config/arm/bpabi.S: Likewise.
21920 * config/arm/bpabi.c: Likewise.
21921 * config/arm/crti.asm: Likewise.
21922 * config/arm/crtn.asm: Likewise.
21923 * config/arm/ieee754-df.S: Likewise.
21924 * config/arm/ieee754-sf.S: Likewise.
21925 * config/arm/lib1funcs.asm: Likewise.
21926 * config/arm/libunwind.S: Likewise.
21927 * config/arm/linux-atomic.c: Likewise.
21928 * config/arm/mmintrin.h: Likewise.
21929 * config/arm/pr-support.c: Likewise.
21930 * config/arm/unaligned-funcs.c: Likewise.
21931 * config/arm/unwind-arm.c: Likewise.
21932 * config/arm/unwind-arm.h: Likewise.
21933 * config/avr/libgcc.S: Likewise.
21934 * config/bfin/crti.s: Likewise.
21935 * config/bfin/crtlibid.s: Likewise.
21936 * config/bfin/crtn.s: Likewise.
21937 * config/bfin/lib1funcs.asm: Likewise.
21938 * config/bfin/linux-unwind.h: Likewise.
21939 * config/cris/arit.c: Likewise.
21940 * config/cris/cris_abi_symbol.c: Likewise.
21941 * config/darwin-64.c: Likewise.
21942 * config/darwin-crt2.c: Likewise.
21943 * config/darwin-crt3.c: Likewise.
21944 * config/darwin.h: Likewise.
21945 * config/dbxelf.h: Likewise.
21946 * config/dfp-bit.c: Likewise.
21947 * config/dfp-bit.h: Likewise.
21948 * config/elfos.h: Likewise.
21949 * config/fixed-bit.c: Likewise.
21950 * config/fixed-bit.h: Likewise.
21951 * config/fp-bit.c: Likewise.
21952 * config/fp-bit.h: Likewise.
21953 * config/fr30/crti.asm: Likewise.
21954 * config/fr30/crtn.asm: Likewise.
21955 * config/fr30/lib1funcs.asm: Likewise.
21956 * config/freebsd-spec.h: Likewise.
21957 * config/frv/cmovd.c: Likewise.
21958 * config/frv/cmovh.c: Likewise.
21959 * config/frv/cmovw.c: Likewise.
21960 * config/frv/frvbegin.c: Likewise.
21961 * config/frv/frvend.c: Likewise.
21962 * config/frv/lib1funcs.asm: Likewise.
21963 * config/glibc-stdint.h: Likewise.
21964 * config/h8300/clzhi2.c: Likewise.
21965 * config/h8300/crti.asm: Likewise.
21966 * config/h8300/crtn.asm: Likewise.
21967 * config/h8300/ctzhi2.c: Likewise.
21968 * config/h8300/fixunssfsi.c: Likewise.
21969 * config/h8300/lib1funcs.asm: Likewise.
21970 * config/h8300/parityhi2.c: Likewise.
21971 * config/h8300/popcounthi2.c: Likewise.
21972 * config/i386/ammintrin.h: Likewise.
21973 * config/i386/att.h: Likewise.
21974 * config/i386/avxintrin.h: Likewise.
21975 * config/i386/biarch64.h: Likewise.
21976 * config/i386/bmmintrin.h: Likewise.
21977 * config/i386/cpuid.h: Likewise.
21978 * config/i386/cross-stdarg.h: Likewise.
21979 * config/i386/crtfastmath.c: Likewise.
21980 * config/i386/crtprec.c: Likewise.
21981 * config/i386/cygming-crtbegin.c: Likewise.
21982 * config/i386/cygming-crtend.c: Likewise.
21983 * config/i386/cygwin.asm: Likewise.
21984 * config/i386/emmintrin.h: Likewise.
21985 * config/i386/gmm_malloc.h: Likewise.
21986 * config/i386/gthr-win32.c: Likewise.
21987 * config/i386/i386.h: Likewise.
21988 * config/i386/immintrin.h: Likewise.
21989 * config/i386/linux-unwind.h: Likewise.
21990 * config/i386/linux64.h: Likewise.
21991 * config/i386/mm3dnow.h: Likewise.
21992 * config/i386/mmintrin-common.h: Likewise.
21993 * config/i386/mmintrin.h: Likewise.
21994 * config/i386/nmmintrin.h: Likewise.
21995 * config/i386/pmm_malloc.h: Likewise.
21996 * config/i386/pmmintrin.h: Likewise.
21997 * config/i386/smmintrin.h: Likewise.
21998 * config/i386/sol2-c1.asm: Likewise.
21999 * config/i386/sol2-ci.asm: Likewise.
22000 * config/i386/sol2-cn.asm: Likewise.
22001 * config/i386/sol2-gc1.asm: Likewise.
22002 * config/i386/tmmintrin.h: Likewise.
22003 * config/i386/unix.h: Likewise.
22004 * config/i386/w32-unwind.h: Likewise.
22005 * config/i386/wmmintrin.h: Likewise.
22006 * config/i386/x86-64.h: Likewise.
22007 * config/i386/x86intrin.h: Likewise.
22008 * config/i386/xmmintrin.h: Likewise.
22009 * config/ia64/crtbegin.asm: Likewise.
22010 * config/ia64/crtend.asm: Likewise.
22011 * config/ia64/crtfastmath.c: Likewise.
22012 * config/ia64/crti.asm: Likewise.
22013 * config/ia64/crtn.asm: Likewise.
22014 * config/ia64/fde-glibc.c: Likewise.
22015 * config/ia64/lib1funcs.asm: Likewise.
22016 * config/ia64/linux-unwind.h: Likewise.
22017 * config/ia64/quadlib.c: Likewise.
22018 * config/ia64/unwind-ia64.c: Likewise.
22019 * config/linux.h: Likewise.
22020 * config/m32c/m32c-lib1.S: Likewise.
22021 * config/m32c/m32c-lib2-trapv.c: Likewise.
22022 * config/m32c/m32c-lib2.c: Likewise.
22023 * config/m32r/initfini.c: Likewise.
22024 * config/m68hc11/larith.asm: Likewise.
22025 * config/m68hc11/m68hc11-crt0.S: Likewise.
22026 * config/m68k/cf.md: Likewise.
22027 * config/m68k/crti.s: Likewise.
22028 * config/m68k/crtn.s: Likewise.
22029 * config/m68k/lb1sf68.asm: Likewise.
22030 * config/m68k/linux-unwind.h: Likewise.
22031 * config/mcore/crti.asm: Likewise.
22032 * config/mcore/crtn.asm: Likewise.
22033 * config/mcore/lib1.asm: Likewise.
22034 * config/mips/linux-unwind.h: Likewise.
22035 * config/mips/loongson.h: Likewise.
22036 * config/mips/mips16.S: Likewise.
22037 * config/mmix/crti.asm: Likewise.
22038 * config/mmix/crtn.asm: Likewise.
22039 * config/pa/fptr.c: Likewise.
22040 * config/pa/hpux-unwind.h: Likewise.
22041 * config/pa/lib2funcs.asm: Likewise.
22042 * config/pa/linux-atomic.c: Likewise.
22043 * config/pa/linux-unwind.h: Likewise.
22044 * config/pa/milli64.S: Likewise.
22045 * config/pa/quadlib.c: Likewise.
22046 * config/pa/stublib.c: Likewise.
22047 * config/picochip/libgccExtras/adddi3.asm: Likewise.
22048 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
22049 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
22050 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
22051 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
22052 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
22053 * config/picochip/libgccExtras/divmod15.asm: Likewise.
22054 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
22055 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
22056 * config/picochip/libgccExtras/longjmp.asm: Likewise.
22057 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
22058 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
22059 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
22060 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
22061 * config/picochip/libgccExtras/setjmp.asm: Likewise.
22062 * config/picochip/libgccExtras/subdi3.asm: Likewise.
22063 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
22064 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
22065 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
22066 * config/rs6000/750cl.h: Likewise.
22067 * config/rs6000/altivec.h: Likewise.
22068 * config/rs6000/biarch64.h: Likewise.
22069 * config/rs6000/crtresfpr.asm: Likewise.
22070 * config/rs6000/crtresgpr.asm: Likewise.
22071 * config/rs6000/crtresxfpr.asm: Likewise.
22072 * config/rs6000/crtresxgpr.asm: Likewise.
22073 * config/rs6000/crtsavfpr.asm: Likewise.
22074 * config/rs6000/crtsavgpr.asm: Likewise.
22075 * config/rs6000/darwin-asm.h: Likewise.
22076 * config/rs6000/darwin-fallback.c: Likewise.
22077 * config/rs6000/darwin-fpsave.asm: Likewise.
22078 * config/rs6000/darwin-ldouble.c: Likewise.
22079 * config/rs6000/darwin-tramp.asm: Likewise.
22080 * config/rs6000/darwin-unwind.h: Likewise.
22081 * config/rs6000/darwin-vecsave.asm: Likewise.
22082 * config/rs6000/darwin-world.asm: Likewise.
22083 * config/rs6000/e500crtres32gpr.asm: Likewise.
22084 * config/rs6000/e500crtres64gpr.asm: Likewise.
22085 * config/rs6000/e500crtres64gprctr.asm: Likewise.
22086 * config/rs6000/e500crtrest32gpr.asm: Likewise.
22087 * config/rs6000/e500crtrest64gpr.asm: Likewise.
22088 * config/rs6000/e500crtresx32gpr.asm: Likewise.
22089 * config/rs6000/e500crtresx64gpr.asm: Likewise.
22090 * config/rs6000/e500crtsav32gpr.asm: Likewise.
22091 * config/rs6000/e500crtsav64gpr.asm: Likewise.
22092 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
22093 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
22094 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
22095 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
22096 * config/rs6000/eabi-ci.asm: Likewise.
22097 * config/rs6000/eabi-cn.asm: Likewise.
22098 * config/rs6000/eabi.asm: Likewise.
22099 * config/rs6000/linux-unwind.h: Likewise.
22100 * config/rs6000/linux64.h: Likewise.
22101 * config/rs6000/paired.h: Likewise.
22102 * config/rs6000/paired.md: Likewise.
22103 * config/rs6000/ppc64-fp.c: Likewise.
22104 * config/rs6000/ppu_intrinsics.h: Likewise.
22105 * config/rs6000/rs6000.h: Likewise.
22106 * config/rs6000/si2vmx.h: Likewise.
22107 * config/rs6000/sol-ci.asm: Likewise.
22108 * config/rs6000/sol-cn.asm: Likewise.
22109 * config/rs6000/spe.h: Likewise.
22110 * config/rs6000/spu2vmx.h: Likewise.
22111 * config/rs6000/sysv4.h: Likewise.
22112 * config/rs6000/tramp.asm: Likewise.
22113 * config/rs6000/vec_types.h: Likewise.
22114 * config/s390/linux-unwind.h: Likewise.
22115 * config/s390/tpf-unwind.h: Likewise.
22116 * config/score/crti.asm: Likewise.
22117 * config/score/crtn.asm: Likewise.
22118 * config/sh/crt1.asm: Likewise.
22119 * config/sh/crti.asm: Likewise.
22120 * config/sh/crtn.asm: Likewise.
22121 * config/sh/divtab-sh4-300.c: Likewise.
22122 * config/sh/divtab-sh4.c: Likewise.
22123 * config/sh/divtab.c: Likewise.
22124 * config/sh/lib1funcs-4-300.asm: Likewise.
22125 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
22126 * config/sh/lib1funcs.asm: Likewise.
22127 * config/sh/lib1funcs.h: Likewise.
22128 * config/sh/linux-atomic.asm: Likewise.
22129 * config/sh/linux-unwind.h: Likewise.
22130 * config/sh/shmedia.h: Likewise.
22131 * config/sh/sshmedia.h: Likewise.
22132 * config/sh/ushmedia.h: Likewise.
22133 * config/sparc/crtfastmath.c: Likewise.
22134 * config/sparc/linux-unwind.h: Likewise.
22135 * config/sparc/sol2-c1.asm: Likewise.
22136 * config/sparc/sol2-ci.asm: Likewise.
22137 * config/sparc/sol2-cn.asm: Likewise.
22138 * config/spu/divmodti4.c: Likewise.
22139 * config/spu/divv2df3.c: Likewise.
22140 * config/spu/float_disf.c: Likewise.
22141 * config/spu/float_unsdidf.c: Likewise.
22142 * config/spu/float_unsdisf.c: Likewise.
22143 * config/spu/float_unssidf.c: Likewise.
22144 * config/spu/mfc_multi_tag_release.c: Likewise.
22145 * config/spu/mfc_multi_tag_reserve.c: Likewise.
22146 * config/spu/mfc_tag_release.c: Likewise.
22147 * config/spu/mfc_tag_reserve.c: Likewise.
22148 * config/spu/mfc_tag_table.c: Likewise.
22149 * config/spu/multi3.c: Likewise.
22150 * config/spu/spu_internals.h: Likewise.
22151 * config/spu/spu_intrinsics.h: Likewise.
22152 * config/spu/spu_mfcio.h: Likewise.
22153 * config/spu/vec_types.h: Likewise.
22154 * config/spu/vmx2spu.h: Likewise.
22155 * config/stormy16/stormy16-lib2.c: Likewise.
22156 * config/svr4.h: Likewise.
22157 * config/sync.c: Likewise.
22158 * config/v850/lib1funcs.asm: Likewise.
22159 * config/vxlib-tls.c: Likewise.
22160 * config/vxlib.c: Likewise.
22161 * config/vxworks-dummy.h: Likewise.
22162 * config/xtensa/crti.asm: Likewise.
22163 * config/xtensa/crtn.asm: Likewise.
22164 * config/xtensa/ieee754-df.S: Likewise.
22165 * config/xtensa/ieee754-sf.S: Likewise.
22166 * config/xtensa/lib1funcs.asm: Likewise.
22167 * config/xtensa/lib2funcs.S: Likewise.
22168 * config/xtensa/linux-unwind.h: Likewise.
22169 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
22170 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
22171 * coretypes.h: Likewise.
22172 * crtstuff.c: Likewise.
22173 * defaults.h: Likewise.
22174 * dwarf2.h: Likewise.
22175 * emutls.c: Likewise.
22176 * gbl-ctors.h: Likewise.
22177 * gcov-io.h: Likewise.
22178 * ginclude/float.h: Likewise.
22179 * ginclude/iso646.h: Likewise.
22180 * ginclude/stdarg.h: Likewise.
22181 * ginclude/stdbool.h: Likewise.
22182 * ginclude/stddef.h: Likewise.
22183 * ginclude/stdfix.h: Likewise.
22184 * ginclude/stdint-gcc.h: Likewise.
22185 * ginclude/tgmath.h: Likewise.
22186 * gthr-aix.h: Likewise.
22187 * gthr-dce.h: Likewise.
22188 * gthr-gnat.c: Likewise.
22189 * gthr-gnat.h: Likewise.
22190 * gthr-lynx.h: Likewise.
22191 * gthr-mipssde.h: Likewise.
22192 * gthr-nks.h: Likewise.
22193 * gthr-posix.c: Likewise.
22194 * gthr-posix.h: Likewise.
22195 * gthr-posix95.h: Likewise.
22196 * gthr-rtems.h: Likewise.
22197 * gthr-single.h: Likewise.
22198 * gthr-solaris.h: Likewise.
22199 * gthr-tpf.h: Likewise.
22200 * gthr-vxworks.h: Likewise.
22201 * gthr-win32.h: Likewise.
22202 * gthr.h: Likewise.
22203 * libgcc2.c: Likewise.
22204 * libgcc2.h: Likewise.
22205 * libgcov.c: Likewise.
22206 * tsystem.h: Likewise.
22207 * typeclass.h: Likewise.
22208 * unwind-c.c: Likewise.
22209 * unwind-compat.h: Likewise.
22210 * unwind-dw2-fde-compat.c: Likewise.
22211 * unwind-dw2-fde-darwin.c: Likewise.
22212 * unwind-dw2-fde-glibc.c: Likewise.
22213 * unwind-dw2-fde.c: Likewise.
22214 * unwind-dw2-fde.h: Likewise.
22215 * unwind-dw2.c: Likewise.
22216 * unwind-dw2.h: Likewise.
22217 * unwind-generic.h: Likewise.
22218 * unwind-pe.h: Likewise.
22219 * unwind-sjlj.c: Likewise.
22220 * unwind.inc: Likewise.
22221 * config/arm/neon-gen.ml: Change generated copyright header to
22222 refer to version 3 of the GNU General Public License with
22223 version 3.1 of the GCC Runtime Library Exception and to point
22224 readers at the COPYING3 and COPYING3.RUNTIME files and the
22225 FSF's license web page.
22226 * config/arm/arm_neon.h: Regenerate.
22228 2009-04-09 Jakub Jelinek <jakub@redhat.com>
22230 * config/cris/cris.md: Change copyright header to refer to version
22231 3 of the GNU General Public License.
22232 * doc/install.texi2html: Change copyright header to refer to version
22233 3 of the GNU General Public License and to point readers at the
22234 COPYING3 file and the FSF's license web page.
22235 * config/vax/linux.h: Likewise.
22237 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
22239 * config/i386/i386.md (cmpcc): New.
22240 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
22241 (sync_compare_and_swap_cc*): Delete.
22243 * config/s390/s390.c (s390_compare_emitted): Remove.
22244 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
22245 s390_compare_emitted used to be handled. Assert that modes match.
22246 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
22247 refer to sync_compare_and_swap_ccsi.
22248 * config/s390/s390.h (s390_compare_emitted): Remove.
22249 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
22250 instead of s390_compare_emitted.
22251 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
22252 instead of s390_compare_emitted.
22253 * config/s390/s390.md (cmpcc): New.
22254 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
22255 CC_REGNUM, do not pretend it's set.
22256 (sync_compare_and_swap_cc*): Delete.
22257 * config/s390/predicates.md (cc_reg_operand): New.
22259 * expr.c (sync_compare_and_swap_cc): Delete.
22260 * optabs.h (sync_compare_and_swap_cc): Delete.
22261 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
22262 is being used with can_compare_p.
22263 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
22264 (find_cc_set): New.
22265 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
22266 look for a MODE_CC set instead. Use emit_store_flag.
22267 (expand_compare_and_swap_loop): Likewise, with some additional
22268 complication to avoid a force_reg when useless. Use
22269 emit_cmp_and_jump_insns.
22270 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
22271 * doc/md.texi (sync_compare_and_swap_cc): Merge with
22272 sync_compare_and_swap documentation.
22274 2009-04-09 Jan Hubicka <jh@suse.cz>
22276 * except.c (find_prev_try): Break out from ....
22277 (duplicate_eh_regions): ... here; properly update prev_try pointers
22278 when duplication part of tree.
22279 (dump_eh_tree): Improve dumping.
22280 (verify_eh_region): New.
22281 (verify_eh_tree): Use it.
22283 2009-04-06 Richard Guenther <rguenther@suse.de>
22285 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
22286 &ARRAY addresses by adjusting their types and prepending
22288 * tree-cfg.c (verify_gimple_assign_single): Verify that
22289 addresses are correct.
22291 2009-04-09 Richard Guenther <rguenther@suse.de>
22293 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
22294 indices into an array reference if possible.
22295 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
22296 Fold POINTER_PLUS_EXPR statements with invariant address.
22298 2009-04-09 Alan Modra <amodra@bigpond.net.au>
22301 * config.gcc (powerpc64-*-linux*): Always build biarch.
22303 2009-04-09 Joseph Myers <joseph@codesourcery.com>
22306 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
22307 it and pedwarn if this results in an INTEGER_CST.
22309 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22311 * doc/install.texi: Update minimum GMP version. Remove obsolete
22312 text in MPFR section.
22314 2009-04-08 Jakub Jelinek <jakub@redhat.com>
22316 * dwarf2out.c (class_scope_p): New static inline.
22317 (class_or_namespace_scope_p): Use it.
22318 (gen_variable_die): Use DW_TAG_member tag for static data member
22319 declarations instead of DW_TAG_variable.
22321 PR middle-end/39573
22322 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
22325 2009-04-08 Richard Guenther <rguenther@suse.de>
22327 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
22328 valueize random data.
22330 2009-04-08 David Edelsohn <edelsohn@gnu.org>
22332 * config.gcc (aix tm_file): Add aix-stdint.h.
22333 (aix tm clause use_gcc_stdint): Set to wrap.
22334 * config/rs6000/aix-stdint.h: New file.
22336 2009-04-08 Richard Guenther <rguenther@suse.de>
22338 PR middle-end/36291
22339 * tree-dfa.c (add_referenced_var): Do not recurse into
22340 global initializers.
22341 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
22343 (fold_const_aggregate_ref): Likewise.
22345 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
22347 * recog.c (ordered_comparison_operator): New.
22348 * gensupport.c (std_preds): Add it.
22349 * doc/md.texi (Machine-Independent Predicates): Document it.
22351 2009-04-08 Jan Hubicka <jh@suse.cz>
22353 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
22354 * function.h (rtl_eh): Remove exception_handler_label_map.
22355 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
22356 remove_exception_handler_label, for_each_eh_label_1): Remove.
22357 (rtl_remove_unreachable_regions): Remove.
22358 (convert_from_eh_region_ranges): Do not remove unreachable regions.
22359 (find_exception_handler_labels): Don't build the hashtable.
22360 (maybe_remove_eh_handler): Remove.
22361 (for_each_eh_label): Rewrite to walk the tree.
22362 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
22363 * except.h (maybe_remove_eh_handler): Remove.
22364 * passes.c (init_optimization_passes): Schedule second EH cleanup
22366 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
22367 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
22369 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
22371 * genoutput.c (validate_optab_operands): New.
22372 (gen_insn, gen_expand): Call it.
22374 * genflags.c (gen_insn): Detect misused iterators.
22375 (main): Pass line_no to gen_insn, exit with status 1 on error.
22377 * genextract.c (line_no): Make global.
22378 (VEC_safe_set_locstr): Change assertion to error message.
22379 (main): Exit with status 1 on error.
22381 2009-04-08 Joseph Myers <joseph@codesourcery.com>
22385 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
22386 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
22387 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
22388 * c-convert.c (convert): Do not call fold on results of conversion
22389 functions when the result is a C_MAYBE_CONST_EXPR.
22390 * c-parser.c (c_parser_postfix_expression): Do not fold condition
22391 of __builtin_choose_expr.
22392 * c-typeck.c (remove_c_maybe_const_expr): New.
22393 (build_unary_op, build_conditional_expr, build_compound_expr,
22394 build_binary_op, c_objc_common_truthvalue_conversion): Call
22395 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
22398 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
22400 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
22401 CODE to produce a new one. Add a prototype to use fold_convert_const
22403 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
22406 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
22407 mix declarations and code.
22409 2009-04-08 Ben Elliston <bje@au.ibm.com>
22411 * gcc.c: Replace `CC' with `GCC' throughout.
22413 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
22415 * doc/invoke.texi: Document Atom support.
22417 2009-04-07 Jason Merrill <jason@redhat.com>
22420 * c-common.h, c-common.c: Add flag_pretty_templates.
22421 * c-opts.c (c_common_handle_option): Set it.
22422 * c.opt: Add -fno-pretty-templates.
22423 * doc/invoke.texi (C++ Dialect Options): Likewise.
22425 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
22427 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
22428 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
22429 (ia64_expand_builtin): Likewise.
22431 2009-04-07 Martin Jambor <mjambor@suse.cz>
22433 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
22434 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
22435 ADDR_EXPRS are include too.
22437 2009-04-07 Richard Guenther <rguenther@suse.de>
22439 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
22440 decls are only used if passes as parameters or if they are
22441 local statics and the call is not to a builtin.
22442 (call_may_clobber_ref_p_1): Likewise.
22444 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22446 * expr.c (do_store_flag): Remove last argument. Simplify code
22447 to avoid duplication of tests already done by can_compare_p.
22448 (expand_expr_real_1): Adjust caller.
22450 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22452 * optabs.c (can_compare_p): Test the predicate of a
22453 cbranch and cstore pattern.
22455 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22457 * expr.c (convert_move): Use emit_store_flag instead of
22460 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22462 * config/i386/i386.c (ix86_compare_emitted): Remove.
22463 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
22464 ix86_compare_op0 like ix86_compare_emitted used to be handled.
22465 * config/i386/i386.h (ix86_compare_emitted): Remove.
22466 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
22467 instead of ix86_compare_emitted.
22468 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
22470 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
22472 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
22473 Add t-sysroot-suffix to tmake_file.
22474 * config/print-sysroot-suffix.sh: New file.
22475 * config/t-sysroot-suffix: New file.
22477 2009-04-07 Ben Elliston <bje@au.ibm.com>
22479 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
22480 as the latter produces a warning when the target does not support
22483 2009-04-07 Ben Elliston <bje@au.ibm.com>
22485 * dfp.c: Replace type punning assignments with memcpy throughout.
22486 * Makefile.in (dfp.o-warn): Remove.
22488 2009-04-07 Alan Modra <amodra@bigpond.net.au>
22491 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
22492 Include soft-fp/t-softfp after rs6000/t-linux64.
22494 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
22496 * stor-layout.c (set_sizetype): Use the full precision of their
22497 machine mode for bitsize types.
22499 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
22501 * config/i386/i386.md: Revert 2 accidental checkins.
22503 2009-04-06 Joey Ye <joey.ye@intel.com>
22504 Xuepeng Guo <xuepeng.guo@intel.com>
22505 H.J. Lu <hongjiu.lu@intel.com>
22507 Atom pipeline model, tuning and insn selection.
22508 * config.gcc (atom): Add atom config options and target.
22510 * config/i386/atom.md: New.
22512 * config/i386/i386.c (atom_cost): New cost.
22513 (m_ATOM): New macro flag.
22514 (initial_ix86_tune_features): Set m_ATOM.
22515 (x86_accumulate_outgoing_args): Likewise.
22516 (x86_arch_always_fancy_math_387): Likewise.
22517 (processor_target): Add Atom cost.
22518 (cpu_names): Add Atom cpu name.
22519 (override_options): Set Atom ISA.
22520 (ix86_issue_rate): New case PROCESSOR_ATOM.
22521 (ix86_adjust_cost): Likewise.
22523 * config/i386/i386.h (TARGET_ATOM): New target macro.
22524 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
22525 (TARGET_OPT_AGU): New target option.
22526 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
22527 (processor_type): Add PROCESSOR_ATOM.
22529 * config/i386/i386.md (cpu): Add new value "atom".
22530 (use_carry, movu): New attr.
22531 (atom.md): Include atom.md.
22532 (adddi3_carry_rex64): Set attr "use_carry".
22533 (addqi3_carry): Likewise.
22534 (addhi3_carry): Likewise.
22535 (addsi3_carry): Likewise.
22536 (*addsi3_carry_zext): Likewise.
22537 (subdi3_carry_rex64): Likewise.
22538 (subqi3_carry): Likewise.
22539 (subhi3_carry): Likewise.
22540 (subsi3_carry): Likewise.
22541 (x86_movdicc_0_m1_rex64): Likewise.
22542 (*x86_movdicc_0_m1_se): Likewise.
22543 (x86_movsicc_0_m1): Likewise.
22544 (*x86_movsicc_0_m1_se): Likewise.
22545 (*adddi_1_rex64): Emit add insn as much as possible.
22546 (*addsi_1): Likewise.
22547 (return_internal): Set atom_unit.
22548 (return_internal_long): Likewise.
22549 (return_pop_internal): Likewise.
22550 (*rcpsf2_sse): Set atom_sse_attr attr.
22551 (*qrt<mode>2_sse): Likewise.
22552 (*prefetch_sse): Likewise.
22554 * config/i386/i386-c.c (ix86_target_macros_internal): New case
22556 (ix86_target_macros_internal): Likewise.
22558 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
22559 (*prefetch_sse_rex): Likewise.
22560 (sse_rcpv4sf2): Likewise.
22561 (sse_vmrcpv4sf2): Likewise.
22562 (sse_sqrtv4sf2): Likewise.
22563 (<sse>_vmsqrt<mode>2): Likewise.
22564 (sse_ldmxcsr): Likewise.
22565 (sse_stmxcsr): Likewise.
22566 (*sse_sfence): Likewise.
22567 (sse2_clflush): Likewise.
22568 (*sse2_mfence): Likewise.
22569 (*sse2_lfence): Likewise.
22570 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
22571 (<sse>_movup<ssemodesuffixf2c>): Likewise.
22572 (avx_movdqu<avxmodesuffix>): Likewise.
22573 (avx_lddqu<avxmodesuffix>): Likewise.
22574 (sse2_movntv2di): Change attr "type" to "ssemov".
22575 (sse2_movntsi): Likewise.
22576 (rsqrtv8sf2): Change attr "type" to "sseadd".
22577 (sse3_addsubv2df3): Set attr "atom_unit".
22578 (sse3_h<plusminus_insn>v4sf3): Likewise.
22579 (*sse2_pmaddwd): Likewise.
22580 (*vec_extractv2di_1_rex64): Likewise.
22581 (*vec_extractv2di_1_avx): Likewise.
22582 (sse2_psadbw): Likewise.
22583 (ssse3_phaddwv8hi3): Likewise.
22584 (ssse3_phaddwv4hi3): Likewise.
22585 (ssse3_phadddv4si3): Likewise.
22586 (ssse3_phadddv2si3): Likewise.
22587 (ssse3_phaddswv8hi3): Likewise.
22588 (ssse3_phaddswv4hi3): Likewise.
22589 (ssse3_phsubwv8hi3): Likewise.
22590 (ssse3_phsubwv4hi3): Likewise.
22591 (ssse3_phsubdv4si3): Likewise.
22592 (ssse3_phsubdv2si3): Likewise.
22593 (ssse3_phsubswv8hi3): Likewise.
22594 (ssse3_phsubswv4hi3): Likewise.
22595 (ssse3_pmaddubsw128): Likewise.
22596 (sse3_pmaddubsw: Likewise.
22597 (ssse3_palignrti): Likewise.
22598 (ssse3_palignrdi): Likewise.
22600 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
22602 * doc/install.texi (Specific): Fix two cross-references to MinGW.
22604 2009-04-06 Richard Guenther <rguenther@suse.de>
22606 PR tree-optimization/28868
22607 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
22608 of which PHI results we inserted.
22609 (insert_into_preds_of_block): Record inserted PHIs.
22610 (eliminate): Eliminate redundant PHI nodes.
22611 (init_pre): Init inserted_phi_names.
22613 2009-04-06 Richard Guenther <rguenther@suse.de>
22615 PR tree-optimization/39643
22616 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
22617 IMAGPART_EXPRs of complex constants.
22618 (execute_fold_all_builtins): If we folded a call queue
22619 TODO_update_address_taken.
22621 2009-04-06 Jan Hubicka <jh@suse.cz>
22623 PR middle-end/39659
22624 * except.c (remove_unreachable_regions): Propagate may_contain_throw
22627 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
22629 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
22631 (ic_invalidate_array): Likewise.
22633 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
22635 * calls.c (emit_library_call_value_1): Fix a problem with parameter
22636 alignment for library calls.
22638 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
22640 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
22641 (mingw32 tm clause use_gcc_stdint): Set to wrap.
22642 * config/i386/mingw-stdint.h: New file.
22644 2009-04-05 Richard Guenther <rguenther@suse.de>
22646 PR tree-optimization/39648
22647 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
22648 our &A vs. &A[0] IL deficiencies.
22650 2009-04-04 Jan Hubicka <jh@suse.cz>
22652 * except.c (sjlj_find_directly_reachable_regions): Be ready for
22653 removed toplevel regions.
22654 (sjlj_mark_call_sites): Likewise.
22656 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
22658 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
22659 (cygwin tm clause use_gcc_stdint): Set to wrap.
22660 * config/i386/cygwin-stdint.h: New file.
22662 2009-04-04 Richard Guenther <rguenther@suse.de>
22664 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
22665 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
22666 single-argument PHIs if we are in loop-closed SSA form.
22667 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
22668 for the pre-condition.
22669 (slpeel_tree_peel_loop_to_edge): Likewise.
22670 (vect_build_loop_niters): Take an optional sequence to append stmts.
22671 (vect_generate_tmps_on_preheader): Likewise.
22672 (vect_do_peeling_for_loop_bound): Take extra guards for the
22674 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
22675 the cost model check.
22676 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
22677 guards if we are going to peel. Do not apply versioning in that case.
22678 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
22679 (vect_do_peeling_for_loop_bound): Likewise.
22680 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
22681 loop bound only record extra pre-conditions, do not apply loop
22684 2009-04-04 Richard Guenther <rguenther@suse.de>
22686 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
22689 2009-04-04 Jan Hubicka <jh@suse.cz>
22691 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
22692 last_basic_block for size of bb->index indexed array.
22693 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
22694 compute_out, link_btr_uses, build_btr_def_use_webs,
22695 build_btr_def_use_webs, migrate_btr_defs): Likewise.
22697 2009-04-04 Jan Hubicka <jh@suse.cz>
22699 * except.c (remove_eh_handler_and_replace): Break out from ...
22700 (remove_eh_handler): ... here.
22701 (bring_to_root): New function.
22702 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
22703 handled ones, bring others to root of tree.
22705 2009-04-04 Jan Hubicka <jh@suse.cz>
22707 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
22708 (all_phis_safe_to_merge): New function.
22709 (update_info): New structure.
22710 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
22711 (cleanup_empty_eh): Update SSA if possible.
22713 2009-04-04 Richard Guenther <rguenther@suse.de>
22715 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
22716 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
22717 (append_vuse): Likewise.
22719 2009-04-04 Jakub Jelinek <jakub@redhat.com>
22721 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
22722 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
22723 instead of REG_UNSAVED for DW_CFA_undefined.
22724 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
22725 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
22728 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
22731 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
22733 2009-04-04 Richard Guenther <rguenther@suse.de>
22735 PR tree-optimization/8781
22736 PR tree-optimization/37892
22737 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
22738 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
22739 (valueize_refs): Call it for *& valueizations.
22740 (shared_reference_ops_from_ref): Rename to ...
22741 (valueize_shared_reference_ops_from_ref): ... this and valueize.
22742 (shared_reference_ops_from_call): Rename to ...
22743 (valueize_shared_reference_ops_from_call): ... this and valueize.
22744 (vn_reference_lookup): Update.
22745 (visit_reference_op_call): Likewise.
22746 * tree-ssa-pre.c (phi_translate_1): Fold *&.
22747 (eliminate): Value-replace the call address in call statements.
22749 2009-04-04 Richard Guenther <rguenther@suse.de>
22751 PR tree-optimization/39636
22752 * tree-ssa-forwprop.c
22753 (forward_propagate_addr_into_variable_array_index): Check for
22754 GIMPLE_ASSIGN before accessing the rhs code.
22756 2009-04-03 Jason Merrill <jason@redhat.com>
22758 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
22760 2009-04-03 Steve Ellcey <sje@cup.hp.com>
22762 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
22763 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
22764 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
22765 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
22766 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
22767 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
22768 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
22769 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
22770 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
22771 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
22772 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
22773 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
22774 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
22775 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
22776 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
22777 Use fr_reg_or_fp01_operand instead of fr_register_operand
22779 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
22780 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
22781 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
22783 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
22785 PR rtl-optimization/39607
22786 PR rtl-optimization/39631
22790 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
22791 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
22792 instead of DF_LR_OUT.
22793 * ira-lives.c (process_bb_node_lives): Ditto.
22794 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
22795 instead of DF_LR_{OUT,IN}.
22796 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
22797 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
22799 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
22801 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
22802 (execute_lower_omp): Always run but take the short way out if -fopenmp
22804 (gate_lower_omp): Remove, forcing the pass manager to always run the
22805 pass and always set PROP_gimple_lomp.
22806 (pass_lower_omp): Remove gate function.
22807 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
22808 PROP_trees. Instead, require it.
22809 * ipa-cp.c (pass_ipa_cp): Likewise.
22810 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
22811 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
22812 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
22813 and PROP_gimple_leh.
22815 2009-04-03 Richard Guenther <rguenther@suse.de>
22817 PR middle-end/13146
22818 PR tree-optimization/23940
22819 PR tree-optimization/33237
22820 PR middle-end/33974
22821 PR middle-end/34093
22822 PR tree-optimization/36201
22823 PR tree-optimization/36230
22824 PR tree-optimization/38049
22825 PR tree-optimization/38207
22826 PR tree-optimization/38230
22827 PR tree-optimization/38301
22828 PR tree-optimization/38585
22829 PR middle-end/38895
22830 PR tree-optimization/38985
22831 PR tree-optimization/39299
22832 * tree-ssa-structalias.h: Remove.
22833 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
22834 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
22835 (struct vuse_element_d): Remove.
22836 (struct vuse_vec_d): Likewise.
22837 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
22838 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
22839 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
22840 VUSE_ELEMENT_VAR): Likewise.
22841 (struct voptype_d): Likewise.
22842 (NUM_VOP_FREE_BUCKETS): Likewise.
22843 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
22844 (struct stmt_operands_d): Remove.
22845 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
22846 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
22847 VDEF_NUM, VDEF_VECT): Likewise.
22848 (copy_virtual_operands): Remove.
22849 (operand_build_cmp): Likewise.
22850 (create_ssa_artificial_load_stmt): Likewise.
22851 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
22852 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
22853 vuse_index and mayuse_index members. Pack and move done and iter_type
22854 members to the front.
22855 (SSA_OP_VMAYUSE): Remove.
22856 (SSA_OP_VIRTUAL_USES): Adjust.
22857 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
22858 (unlink_stmt_vdef): Declare.
22859 (add_to_addressable_set): Remove.
22860 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
22861 (vrp_visit_stmt): Likewise.
22862 * doc/tree-ssa.texi (Alias analysis): Update.
22863 * doc/invoke.texi (max-aliased-vops): Remove docs.
22864 (avg-aliased-vops): Likewise.
22865 * tree-into-ssa.c (syms_to_rename): Remove.
22866 (need_to_update_vops_p): Likewise.
22867 (need_to_initialize_update_ssa_p): Rename to ...
22868 (update_ssa_initialized_fn): ... this. Track function we are
22870 (symbol_marked_for_renaming): Simplify.
22871 (add_new_name_mapping): Do not set need_to_update_vops_p.
22872 (dump_currdefs): Use SYMS_TO_RENAME.
22873 (rewrite_update_stmt): Always walk all uses/defs.
22874 (dump_update_ssa): Adjust.
22875 (init_update_ssa): Take function argument. Track what we are
22877 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
22878 (create_new_def_for): Initialize for cfun, assert we are initialized
22880 (mark_sym_for_renaming): Simplify.
22881 (mark_set_for_renaming): Do not initialize update-ssa.
22882 (need_ssa_update_p): Simplify. Take function argument.
22883 (name_mappings_registered_p): Assert we ask for the correct function.
22884 (name_registered_for_update_p): Likewise.
22885 (ssa_names_to_replace): Likewise.
22886 (release_ssa_name_after_update_ssa): Likewise.
22887 (update_ssa): Likewise. Use SYMS_TO_RENAME.
22888 (dump_decl_set): Do not print a newline.
22889 (debug_decl_set): Do it here.
22890 (dump_update_ssa): And here.
22891 * tree-ssa-loop-im.c (move_computations): Adjust.
22892 (movement_possibility): Likewise.
22893 (determine_max_movement): Likewise.
22894 (gather_mem_refs_stmt): Likewise.
22895 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
22896 or NAME_MEMORY_TAG.
22897 * tree-complex.c (update_all_vops): Remove.
22898 (expand_complex_move): Adjust.
22899 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
22900 Simplify test for memory referencing statement. Exclude
22901 non-invariant ADDR_EXPRs.
22902 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
22903 * tree-loop-distribution.c (generate_memset_zero): Adjust.
22904 (rdg_flag_uses): Likewise.
22905 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
22907 (tree_optimize_tail_calls_1): Also split the
22908 edge from the entry block if we have degenerate PHI nodes in
22909 the first basic block.
22910 * tree.c (init_ttree): Remove memory-tag related code.
22911 (tree_code_size): Likewise.
22912 (tree_node_structure): Likewise.
22913 (build7_stat): Re-write to be build6_stat.
22914 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
22915 (SSA_VAR_P): Adjust.
22916 (struct tree_memory_tag): Remove.
22917 (struct tree_memory_partition_tag): Likewise.
22918 (union tree_node): Adjust.
22919 (build7): Re-write to be build6.
22920 * tree-pass.h (pass_reset_cc_flags): Remove.
22921 (TODO_update_address_taken): New flag.
22922 (pass_simple_dse): Remove.
22923 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
22924 * params.h (MAX_ALIASED_VOPS): Remove.
22925 (AVG_ALIASED_VOPS): Likewise.
22926 * omp-low.c (expand_omp_taskreg): Update SSA form.
22927 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
22928 aliases the lhs in a copy stmt.
22929 * tree-ssa-dse.c (struct address_walk_data): Remove.
22930 (memory_ssa_name_same): Likewise.
22931 (memory_address_same): Likewise.
22932 (get_kill_of_stmt_lhs): Likewise.
22933 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
22934 unused stores. Look through PHI nodes into post-dominated regions.
22935 (dse_optimize_stmt): Simplify. Properly remove stores.
22936 (tree_ssa_dse): Compute dominators.
22937 (execute_simple_dse): Remove.
22938 (pass_simple_dse): Likewise.
22939 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
22940 gimple_loaded_syms and gimple_stored_syms computation.
22941 * toplev.c (dump_memory_report): Dump alias and pta stats.
22942 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
22943 (vn_reference_eq): Likewise.
22944 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
22945 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
22946 valueize_vuses): Remove.
22947 (get_def_ref_stmt_vuses): Simplify. Rename to ...
22948 (get_def_ref_stmt_vuse): ... this.
22949 (vn_reference_lookup_2): New function.
22950 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
22951 walking equivalent vuses. Simplify.
22952 (vn_reference_lookup): Likewise.
22953 (vn_reference_insert): Likewise.
22954 (vn_reference_insert_pieces): Likewise.
22955 (visit_reference_op_call): Simplify.
22956 (visit_reference_op_load): Likewise.
22957 (visit_reference_op_store): Likewise.
22958 (init_scc_vn): Remove shared_lookup_vuses initialization.
22959 (free_scc_vn): Remove shared_lookup_vuses freeing.
22960 (sort_vuses, sort_vuses_heap): Remove.
22961 (get_ref_from_reference_ops): Export.
22962 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
22963 vector with single vuse pointer.
22964 (vn_reference_lookup_pieces, vn_reference_lookup,
22965 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
22966 (shared_vuses_from_stmt): Remove.
22967 (get_ref_from_reference_ops): Declare.
22968 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
22969 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
22970 memory-tag related code.
22971 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
22972 (likely_value): Add comment, skip static-chain of call statements.
22973 (surely_varying_stmt_p): Adjust.
22974 (gimplify_and_update_call_from_tree): Likewise.
22975 (execute_fold_all_builtins): Do not rebuild alias info.
22976 (gimplify_and_update_call_from_tree): Properly update VOPs.
22977 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
22978 (copy_ref_info): Remove memory-tag related code.
22979 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
22980 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
22981 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
22983 * tree-ssa-dom.c (gimple_p): Remove typedef.
22984 (eliminate_redundant_computations): Adjust.
22985 (record_equivalences_from_stmt): Likewise.
22986 (avail_expr_hash): Likewise.
22987 (avail_expr_eq): Likewise.
22988 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
22989 (stmt_makes_single_load): Likewise.
22990 (stmt_makes_single_store): Likewise.
22991 * tree-ssa-alias.c: Rewrite completely.
22992 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
22993 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
22994 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
22995 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
22996 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
22997 Remove public functions.
22998 (pass_reset_cc_flags): Remove.
22999 (pass_build_alias): Move ...
23000 * tree-ssa-structalias.c (pass_build_alias): ... here.
23001 * tree-ssa-alias.c (may_be_aliased): Move ...
23002 * tree-flow-inline.h (may_be_aliased): ... here.
23003 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
23004 count_uses_and_derefs): Move ...
23005 * gimple.c: ... here.
23006 * gimple.h (count_uses_and_derefs): Declare.
23007 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
23008 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
23009 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
23010 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
23011 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
23012 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
23013 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
23015 * tree-dfa.c (refs_may_alias_p): Move ...
23016 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
23017 * tree-ssa-alias.h: New file.
23018 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
23019 (statement_sink_location): Likewise.
23020 * opts.c (decode_options): Do not adjust max-aliased-vops or
23021 avg-aliased-vops values.
23022 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
23023 (TV_CALL_CLOBBER): Likewise.
23024 (TV_FLOW_SENSITIVE): Likewise.
23025 (TV_FLOW_INSENSITIVE): Likewise.
23026 (TV_MEMORY_PARTITIONING): Likewise.
23027 (TV_ALIAS_STMT_WALK): New timevar.
23028 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
23029 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
23030 (get_address_description): Remove memory-tag related code.
23031 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
23032 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
23033 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
23034 and immediate uses in statements. Document.
23035 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
23036 (dump_symbols): Remove.
23037 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
23038 * alias.c (get_deref_alias_set): New function split out from ...
23039 (get_alias_set): ... here.
23040 * alias.h (get_deref_alias_set): Declare.
23041 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
23042 type parameter. Remove restrict pointer handling. Create a
23043 ref-all pointer in case type-based alias sets do not conflict.
23044 (vect_analyze_data_refs): Remove SMT related code.
23045 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
23046 (vectorizable_load): Likewise.
23047 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
23048 (DR_SYMBOL_TAG, DR_VOPS): Remove.
23049 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
23050 Ignore vops and SMTs.
23051 (dr_analyze_alias): Likewise..
23052 (free_data_ref): Likewise.
23053 (create_data_ref): Likewise.
23054 (analyze_all_data_dependences): Likewise.
23055 (get_references_in_stmt): Adjust.
23056 * tree-flow-inline.h (gimple_aliases_computed_p,
23057 gimple_addressable_vars, gimple_call_clobbered_vars,
23058 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
23059 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
23060 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
23061 gimple_mem_ref_stats): Remove.
23062 (gimple_vop): New function.
23063 (op_iter_next_use): Remove vuses and mayuses cases.
23064 (op_iter_next_def): Remove vdefs case.
23065 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
23066 (clear_and_done_ssa_iter): Do not set removed fields.
23067 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
23068 Assert we are not iterating over vuses or vdefs if not also
23069 iterating over uses or defs.
23070 (op_iter_init_use): Likewise.
23071 (op_iter_init_def): Likewise.
23072 (op_iter_next_vdef): Remove.
23073 (op_iter_next_mustdef): Likewise.
23074 (op_iter_init_vdef): Likewise.
23075 (compare_ssa_operands_equal): Likewise.
23076 (link_use_stmts_after): Handle vuse operand.
23077 (is_call_used): Use is_call_clobbered.
23078 (is_call_clobbered): Global variables are always call clobbered,
23079 query the call-clobbers bitmap.
23080 (mark_call_clobbered): Ignore global variables.
23081 (clear_call_clobbered): Likewise.
23082 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
23083 virtual operands sanity check.
23084 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
23086 (TARGET_MEM_REF): Remove TMR_TAG operand.
23087 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
23088 Remove call-clobber related code.
23089 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
23090 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
23091 partitions or escape reason.
23092 (get_single_def_stmt, get_single_def_stmt_from_phi,
23093 get_single_def_stmt_with_phi): Remove.
23094 (dump_referenced_vars): Tidy.
23095 (get_ref_base_and_extent): Allow bare decls.
23096 (collect_dfa_stats): Adjust.
23097 * graphite.c (rename_variables_in_stmt): Adjust.
23098 (graphite_copy_stmts_from_block): Likewise.
23099 (translate_clast): Likewise.
23100 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
23102 (translate_vuse_through_block): Use the oracle.
23103 (phi_translate_1): Adjust.
23104 (value_dies_in_block_x): Use the oracle. Cache the outcome
23106 (valid_in_sets): Check if the VUSE for
23107 a REFERENCE is available.
23108 (eliminate): Do not remove stmts during elimination,
23109 instead queue and remove them afterwards.
23110 (do_pre): Do not rebuild alias info.
23111 (pass_pre): Run TODO_rebuild_alias before PRE.
23112 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
23113 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
23114 (mark_all_v_defs_stmt): Remove.
23115 (mark_all_v_defs_seq): Adjust.
23116 (sra_replace): Likewise.
23117 (scalarize_use): Likewise.
23118 (scalarize_copy): Likewise.
23119 (scalarize_init): Likewise.
23120 (scalarize_ldst): Likewise.
23121 (todoflags): Remove.
23122 (tree_sra): Do not rebuild alias info.
23123 (tree_sra_early): Adjust.
23124 (pass_sra): Run TODO_update_address_taken before SRA.
23125 * tree-predcom.c (set_alias_info): Remove.
23126 (prepare_initializers_chain): Do not call it.
23127 (mark_virtual_ops_for_renaming): Adjust.
23128 (mark_virtual_ops_for_renaming_list): Remove.
23129 (initialize_root_vars): Adjust.
23130 (initialize_root_vars_lm): Likewise.
23131 (prepare_initializers_chain): Likewise.
23132 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
23133 (may_propagate_copy_into_stmt): Likewise.
23134 (merge_alias_info): Do nothing for now.
23135 (propagate_tree_value_into_stmt): Adjust.
23136 (stmt_may_generate_copy): Likewise.
23137 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
23138 not mark symbols for renaming.
23139 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
23140 with the same statement, make sure to update the new pointed-to one.
23141 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
23142 call statements, do not mark symbols for renaming.
23143 (mark_operand_necessary): Dump something.
23144 (ref_may_be_aliased): New function.
23145 (mark_aliased_reaching_defs_necessary_1): New helper function.
23146 (mark_aliased_reaching_defs_necessary): Likewise.
23147 (mark_all_reaching_defs_necessary_1): Likewise.
23148 (mark_all_reaching_defs_necessary): Likewise.
23149 (propagate_necessity): Do not process virtual PHIs. For
23150 non-aliased loads mark all reaching definitions as necessary.
23151 For aliased loads and stores mark the immediate dominating
23152 aliased clobbers as necessary.
23153 (visited): New global static.
23154 (perform_tree_ssa_dce): Free visited bitmap after propagating
23156 (remove_dead_phis): Perform simple dead virtual PHI removal.
23157 (remove_dead_stmt): Properly unlink virtual operands when
23159 (eliminate_unnecessary_stmts): Schedule PHI removal after
23161 * tree-ssa-ter.c (is_replaceable_p): Adjust.
23162 (process_replaceable): Likewise.
23163 (find_replaceable_in_bb): Likewise.
23164 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
23165 based on the single gimple vop.
23166 (verify_flow_insensitive_alias_info): Remove.
23167 (verify_flow_sensitive_alias_info): Likewise.
23168 (verify_call_clobbering): Likewise.
23169 (verify_memory_partitions): Likewise.
23170 (verify_alias_info): Likewise.
23171 (verify_ssa): Adjust..
23172 (execute_update_addresses_taken): Export. Update SSA
23173 manually. Optimize only when optimizing. Use a local bitmap.
23174 (pass_update_address_taken): Remove TODO_update_ssa, add
23176 (pass_update_address_taken): Just use TODO_update_address_taken.
23177 (init_tree_ssa): Do not initialize addressable_vars.
23178 (verify_ssa): Verify new VUSE / VDEF properties.
23179 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
23180 Do not call verify_alias_info.
23181 (delete_tree_ssa): Clear the VUSE, VDEF operands.
23182 Do not free the loaded and stored syms bitmaps. Reset the escaped
23183 and callused solutions. Do not free addressable_vars.
23184 Remove memory-tag related code.
23185 (warn_uninitialized_var): Aliases are always available.
23186 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
23187 * lambda-code.c (can_put_in_inner_loop): Adjust.
23188 (can_put_after_inner_loop): Likewise.
23189 (perfect_nestify): Likewise.
23190 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
23191 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
23192 (vectorizable_conversion): Do not mark symbols for renaming.
23193 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
23194 (expand_call_inline): Unlink the calls virtual operands before
23196 (tree_function_versioning): Do not call update_ssa if we are not
23197 updating clones. Simplify.
23198 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
23199 (propagate_with_phi): Likewise..
23200 * tree-outof-ssa.c (create_temp): Remove memory tag and call
23201 clobber code. Assert we are not aliased or global.
23202 * tree-flow.h: Include tree-ssa-alias.h
23203 (enum escape_type): Remove.
23204 (struct mem_sym_stats_d): Likewise.
23205 (struct mem_ref_stats_d): Likewise.
23206 (struct gimple_df): Add vop member. Remove global_var,
23207 call_clobbered_vars, call_used_vars, addressable_vars,
23208 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
23209 escaped and callused members.
23210 (struct ptr_info_def): Remove all members, add points-to solution
23212 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
23213 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
23214 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
23215 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
23216 (tree-ssa-alias.o): Likewise.
23217 (toplev.o): Add tree-ssa-alias.h
23218 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
23219 * gimple.c (gimple_set_bb): Fix off-by-one error.
23220 (is_gimple_reg): Do not handle memory tags.
23221 (gimple_copy): Also copy virtual operands.
23222 Delay updating the statement. Do not reset loaded and stored syms.
23223 (gimple_set_stored_syms): Remove.
23224 (gimple_set_loaded_syms): Likewise.
23225 (gimple_call_copy_skip_args): Copy the virtual operands
23226 and mark the new statement modified.
23227 * tree-ssa-structalias.c (may_alias_p): Remove.
23228 (set_uids_in_ptset): Take the alias set to prune with as
23229 parameter. Fold in the alias test of may_alias_p.
23230 (compute_points_to_sets): Compute whether a ptr is dereferenced
23231 in a local sbitmap.
23232 (process_constraint): Deal with &ANYTHING on the lhs, reject all
23233 other ADDRESSOF constraints on the lhs.
23234 (get_constraint_for_component_ref): Assert that we don't get
23235 ADDRESSOF constraints from the base of the reference.
23236 Properly generate UNKNOWN_OFFSET for DEREF if needed.
23237 (struct variable_info): Remove collapsed_to member.
23238 (get_varinfo_fc): Remove.
23239 (new_var_info): Do not set collapsed_to.
23240 (dump_constraint): Do not follow cycles.
23241 (dump_constraint_graph): Likewise.
23242 (build_pred_graph): Likewise.
23243 (build_succ_graph): Likewise.
23244 (rewrite_constraints): Likewise.
23245 (do_simple_structure_copy): Remove.
23246 (do_rhs_deref_structure_copy): Remove.
23247 (do_lhs_deref_structure_copy): Remove.
23248 (collapse_rest_of_var): Remove.
23249 (do_structure_copy): Re-implement.
23250 (pta_stats): New global variable.
23251 (dump_pta_stats): New function.
23252 (struct constraint_expr): Make offset signed.
23253 (UNKNOWN_OFFSET): Define special value.
23254 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
23255 (solution_set_expand): New helper function split out from ...
23256 (do_sd_constraint): ... here.
23257 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
23258 (do_ds_constraint): Likewise.
23259 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
23260 and CALLUSED = *CALLUSED.
23261 (set_union_with_increment): Make inc argument signed.
23262 (type_safe): Remove.
23263 (get_constraint_for_ptr_offset): Handle unknown and negative
23265 (first_vi_for_offset): Handle offsets before start. Bail
23266 out early for offsets beyond the variable extent.
23267 (first_or_preceding_vi_for_offset): New function.
23268 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
23269 Together with ESCAPED = *ESCAPED this properly computes reachability.
23270 (find_what_var_points_to): New function.
23271 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
23272 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
23273 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
23274 pt_solutions_intersect): New functions.
23275 (compute_call_used_vars): Remove.
23276 (compute_may_aliases): New main entry into PTA computation.
23277 * gimple.h (gimple_p): New typedef.
23278 (struct gimple_statement_base): Remove references_memory_p.
23279 (struct gimple_statement_with_memory_ops_base): Remove
23280 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
23282 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
23283 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
23284 gimple_set_references_memory): Remove.
23285 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
23286 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
23288 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
23289 (verify_expr): Allow RESULT_DECL.
23290 (gimple_duplicate_bb): Do not copy virtual operands.
23291 (gimple_duplicate_sese_region): Adjust.
23292 (gimple_duplicate_sese_tail): Likewise.
23293 (mark_virtual_ops_in_region): Remove.
23294 (move_sese_region_to_fn): Do not call it.
23295 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
23296 and pass_simple_dse.
23297 (execute_function_todo): Handle TODO_update_address_taken,
23298 call execute_update_addresses_taken for TODO_rebuild_alias.
23299 (execute_todo): Adjust.
23300 (execute_one_pass): Init dump files early.
23301 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
23303 (create_general_new_stmt): Clear vops.
23304 * tree-ssa-reassoc.c (get_rank): Adjust.
23305 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
23306 symbols for renaming.
23307 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
23308 (PARAM_AVG_ALIASED_VOPS): Likewise.
23309 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
23310 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
23311 * tree-ssa-operands.c: Simplify for new virtual operand representation.
23312 (operand_build_cmp, copy_virtual_operands,
23313 create_ssa_artificial_load_stmt, add_to_addressable_set,
23314 gimple_add_to_addresses_taken): Remove public functions.
23315 (unlink_stmt_vdef): New function.
23317 2009-04-03 Alan Modra <amodra@bigpond.net.au>
23319 * config.gcc (powerpc-*-linux*): Merge variants.
23321 2009-04-02 Chao-ying Fu <fu@mips.com>
23322 James Grosbach <james.grosbach@microchip.com>
23324 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
23325 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
23327 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
23328 keep_interrupts_masked_p, use_debug_exception_return_p.
23329 (mips_attribute_table): Add interrupt, use_shadow_register_set,
23330 keep_interrupts_masked, use_debug_exception_return.
23331 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
23332 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
23334 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
23335 (mips_print_operand): Process COP0 registers to print $0 .. $31
23336 correctly for GAS to process.
23337 (mips_interrupt_extra_call_saved_reg_p): New function.
23338 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
23340 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
23341 (mips_compute_frame_info): Add supports for interrupt context that
23342 includes doubleword accumulators and COP0 registers.
23343 (mips_for_each_saved_acc): New function.
23344 (mips_for_each_saved_gpr_and_fpr): Change the function name from
23345 mips_for_each_saved_reg.
23346 (mips_save_reg): Save accumulators.
23347 (mips_kernel_reg_p): A new for_each_rtx callback.
23348 (mips_expand_prologue): Support interrupt handlers.
23349 (mips_restore_reg): Restore accumulators.
23350 (mips_expand_epilogue): Support interrupt handlers.
23351 (mips_can_use_return_insn): Return false for interrupt handlers.
23352 (mips_epilogue_uses): New function.
23353 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
23354 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
23355 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
23356 cop0_move): New instructions.
23357 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
23358 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
23360 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
23362 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
23363 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
23364 interrupt handlers, we use K0 as the temporary register.
23365 (EPILOGUE_USES): Change to a function call.
23366 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
23367 handlers, we use K0 as the temporary register.
23369 * doc/extend.texi (Function Attributes): Document interrupt,
23370 use_shadow_register_set, keep_interrupts_masked,
23371 use_debug_exception_return for MIPS attributes.
23373 2009-04-03 Alan Modra <amodra@bigpond.net.au>
23375 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
23376 Remove a number of t-files from tmake_file.
23377 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
23378 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
23379 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
23380 target_prototype, not TARGET_PROTOTYPE.
23381 (LINK_OS_GNU_SPEC): Define.
23382 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
23383 and darwin-ldoubdle.c.
23385 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
23388 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
23389 (cpp_options): Ditto.
23390 (default_compilers): Ditto.
23391 (display_help): Ditto.
23392 (process_command): Ditto.
23393 (do_spec_1): Ditto.
23394 (set_input): Use lbasename instead of duplicate code.
23395 (save_temps_prefix): New static for -save-temps=obj.
23396 (save_temps_length): Ditto.
23398 * doc/invoke.texi (-save-temps=obj): Document new variant to
23399 -save-temps switch.
23401 2009-04-02 Jeff Law <law@redhat.com>
23403 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
23406 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
23408 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
23409 * configure: Regenerated.
23411 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23413 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
23414 share the argument list.
23416 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23420 2009-02-12 Diego Novillo <dnovillo@google.com>
23422 * varpool.c (debug_varpool): New.
23423 * cgraph.h (debug_varpool): Declare.
23425 2009-04-02 Jan Hubicka <jh@suse.cz>
23427 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
23430 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
23432 * config/i386/i386.c (ix86_abi): Move initialization to ...
23433 (override_options): Here.
23435 2009-04-02 Christian Bruel <christian.bruel@st.com>
23437 * config/sh/sh.c (sh_dwarf_register_span): New function.
23438 (TARGET_DWARF_REGISTER_SPAN): Define.
23439 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
23441 2009-04-02 Ira Rosen <irar@il.ibm.com>
23443 PR tree-optimization/39595
23444 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
23445 interleaved loads group is not greater than the SLP group size.
23447 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23449 * builtins.c (is_builtin_name): New.
23450 (called_as_built_in): Use is_builtin_name.
23451 * tree.h (is_builtin_name): New.
23452 * varasm.c (incorporeal_function_p): Use is_builtin_name
23454 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
23456 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
23458 2009-04-02 Dodji Seketeli <dodji@redhat.com>
23461 * c-decl.c (clone_underlying_type): Move this ...
23462 * c-common.c (set_underlying_type): ... here.
23463 Also, make sure the function properly sets TYPE_STUB_DECL() on
23464 the newly created typedef variant type.
23465 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
23466 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
23469 2009-04-02 Richard Guenther <rguenther@suse.de>
23471 PR tree-optimization/37221
23472 * tree-flow.h (degenerate_phi_result): Declare.
23473 * tree-ssa-dom.c (degenerate_phi_result): Export.
23474 * tree-scalar-evolution.c (analyze_initial_condition): If
23475 the initial condition is defined by a degenerate PHI node
23476 use the degenerate value.
23478 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
23480 PR rtl-optimization/39588
23481 * combine.c (merge_outer_ops): Do not set the constant when this
23483 (simplify_shift_const_1): Do not modify it either in this case.
23485 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
23487 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
23488 tuning is deprecated if -mtune value is set to an Itanium1 variant.
23490 2009-04-01 Janis Johnson <janis187@us.ibm.com>
23493 * c-lex.c (interpret_float): Default (no suffix) is double.
23495 2009-04-1 Xinliang David Li <davidxl@google.com>
23497 * config/i386/i386.c (legitimate_constant_p): Recognize
23498 all one vector constant.
23500 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23502 * config/vax/vax.c: Add #includes to silence warnings.
23503 Change #include order to silence two warnings.
23505 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23507 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
23508 (ASM_SPEC): Pass -k to the assembler for PIC code.
23510 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23512 * config.gcc: Add vax-*-linux* to the switch.
23513 * config/vax/linux.h: New file. (TARGET_VERSION,
23514 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
23516 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23518 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
23519 Use predicate macros instead of GET_CODE() == foo.
23520 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
23521 ashlsi3, rotrsi3, <unnamed>): Likewise.
23523 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23525 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
23526 jbbccihi, jbbccisi): Remova trailing whitespace.
23527 * config/vax/constraints.md: Likewise.
23528 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
23529 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
23530 * config/vax/predicates.md: Likewise.
23531 * config/vax/vax.c (print_operand_address, vax_output_int_move,
23532 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
23533 * config/vax/vax.h: Likewise.
23534 * config/vax/vax.md (nonlocal_goto): Likewise.
23536 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23538 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
23539 (indirectable_address_p, adjacent_operands_p): Add spaces around
23541 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
23543 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23545 * config/vax/vax.c (legitimate_constant_address_p,
23546 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
23547 index_term_p, reg_plus_index_p, legitimate_address_p,
23548 vax_mode_dependent_address_p): Update comments to match functions
23549 modified by the recent int->bool conversion.
23551 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23553 * config/vax/builtins.md: Update copyright message.
23554 * config/vax/constraints.md: Likewise.
23555 * config/vax/netbsd-elf.h: Likewise.
23556 * config/vax/predicates.md: Likewise.
23557 * config/vax/vax-protos.h: Likewise.
23558 * config/vax/vax.c: Likewise.
23559 * config/vax/vax.h: Likewise.
23560 * config/vax/vax.md: Likewise.
23561 * config/vax/vax.opt: Likewise.
23563 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23565 * config/vax/builtins.md (ffssi2, ffssi2_internal,
23566 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
23567 * config/vax/constraints.md (B, R): Likewise.
23568 * config/vax/predicates.md (external_memory_operand,
23569 nonimmediate_addsub_di_operand): Likewise.
23570 * config/vax/vax.c (vax_output_int_add): Likewise.
23571 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
23572 untyped_call): Likewise.
23574 2009-04-01 Matt Thomas <matt@3am-software.com>
23576 * config/vax/predicates.md: New file.
23577 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
23578 external_const_operand, nonsymbolic_operand, external_memory_operand,
23579 indirect_memory_operand, indexed_memory_operand,
23580 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
23581 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
23583 * config/vax/constraints.md: New file.
23584 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
23586 * config/vax/builtins.md: New file.
23587 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
23588 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
23590 * config/vax/vax.opt (mqmath): Add option.
23591 * config/vax/vax.md (isfx): Extend with DI.
23592 (VAXintQH, VAXintQHSD): Define.
23593 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
23594 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
23595 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
23596 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
23597 (movdi): Update constraints and use vax_output_int_move().
23598 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
23599 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
23600 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
23601 nonlocal_goto): New.
23602 (mov<mode>): Extend accepted operand types.
23603 (subdi3_old): Rename from subdi3, change update constraints and use
23604 a new implementation.
23605 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
23606 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
23607 MOVE_RATIO, CLEAR_RATIO): Define.
23608 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
23609 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
23610 (PRINT_OPERAND): Redefine using a function instead of inlined code.
23611 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
23612 (split_quadword_operands): Make static and really allow variable
23614 (print_operand_address): Update for PIC generation.
23615 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
23616 indexable_address_p, fixup_mathdi_operand,
23617 vax_expand_addsub_di_operands, adjacent_operands_p): New.
23618 (vax_float_literal, legitimate_constant_p,
23619 indirectable_constant_address_p, index_term_p,
23620 reg_plus_index_p): Return bool instead of int.
23621 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
23623 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
23625 (vax_output_conditional_branch): Indent.
23626 (legitimate_constant_address_p, indirectable_constant_address_p,
23627 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
23628 vax_mode_dependent_address_p): Return bool instead of int, update for
23630 * config/vax/vax-protos.h (legitimate_constant_address_p,
23631 legitimate_constant_p, legitimate_address_p,
23632 vax_mode_dependent_address_p): Change declaration to bool.
23633 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
23634 vax_expand_addsub_di_operands, vax_output_int_subtract,
23635 vax_output_movmemsi): Declare.
23636 (split_quadword_operands, vax_float_literal): Delete declaration.
23637 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
23638 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
23639 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
23640 ASM_OUTPUT_DWARF_PCREL): Define.
23641 (ASM_SPEC): Change definition to allow PIC generation.
23643 2009-04-01 Steve Ellcey <sje@cup.hp.com>
23645 * doc/sourcebuild.texi: Update front-end requirements.
23647 2009-04-01 Jakub Jelinek <jakub@redhat.com>
23650 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
23651 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
23652 (booldi3_internal3): Use boolean_or_operator instead of
23655 2009-04-01 Joseph Myers <joseph@codesourcery.com>
23658 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
23659 declarator whose size is not an integer constant expression but
23660 folds to an integer constant, then treat it as a constant
23663 2009-04-01 Richard Guenther <rguenther@suse.de>
23665 * fold-const.c (fold_plusminus_mult_expr): Do not fold
23666 i * 4 + 2 to (i * 2 + 1) * 2.
23668 2009-04-01 Jakub Jelinek <jakub@redhat.com>
23671 * c-parser.c (c_parser_asm_statement): Skip until close paren and
23672 return if c_parser_asm_string_literal returned NULL.
23674 2009-04-01 Nick Clifton <nickc@redhat.com>
23676 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
23678 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
23679 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
23680 other typedefs to avoid conflicts with libgcc2.c. Define labels
23681 to gain 16-bit bit-manipulation functions from libgcc2.c and then
23683 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
23684 to gain 16-bit trapping arithmetic functions from libgcc2.c and
23687 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
23689 * varasm.c (default_function_rodata_section): Declare DOT as
23692 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
23693 Andrey Galkin <agalkin@hypercom.com>
23696 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
23697 Make object_name unique for each process.
23699 2009-04-01 Jakub Jelinek <jakub@redhat.com>
23702 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
23703 addressable variables in the parallel that could go out of scope while
23704 running queued tasks.
23706 2009-04-01 Anatoly Sokolov <aesok@post.ru>
23708 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
23709 (CASE_VALUES_THRESHOLD): Redefine.
23710 * config/avr/avr.c (avr_override_options): Remove initialization of
23711 avr_case_values_threshold variable.
23712 (avr_case_values_threshold): Remove variable. Add new function.
23713 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
23714 * config/avr/avr.opt (mno-tablejump): Remove option.
23715 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
23717 2009-04-01 DJ Delorie <dj@redhat.com>
23719 * varasm.c (default_function_rodata_section): Don't assume
23720 anything about where the first '.' in the section name is.
23722 2009-04-01 Alan Modra <amodra@bigpond.net.au>
23724 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
23725 rs6000_emit_stack_tie.
23727 2009-03-31 Ian Lance Taylor <iant@google.com>
23729 * tree-eh.c (tree_remove_unreachable_handlers): Compare
23730 gimple_code with GIMPLE_RESX, not RESX.
23732 2009-03-31 Joseph Myers <joseph@codesourcery.com>
23734 * c-common.c (c_get_ident): New.
23735 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
23737 2009-04-01 Ben Elliston <bje@au.ibm.com>
23739 * config/rs6000/sysv4.opt (msdata): Improve option description.
23741 2009-03-31 Steve Ellcey <sje@cup.hp.com>
23743 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
23744 (divdf3_internal_lat): Remove.
23745 (divxf3_internal_lat): Remove.
23746 (divxf3_internal_thr): Remove.
23747 (divxf): Use divxf3_internal.
23748 * config/ia64/div.md (divsf3_internal_lat): New.
23749 (divdf3_internal_lat): New.
23750 (divxf3_internal): New.
23752 2009-03-31 Joseph Myers <joseph@codesourcery.com>
23755 * Makefile.in (USE_GCC_STDINT): Define.
23756 (stmp-int-hdrs): Install stdint.h if applicable.
23757 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
23759 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
23760 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
23761 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
23762 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
23763 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
23764 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
23765 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
23766 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
23767 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
23768 (c_common_nodes_and_builtins): Initialize
23769 underlying_wchar_type_node. Do not initialize
23770 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
23771 nodes for new types.
23772 (c_stddef_cpp_builtins): Define macros for new types.
23773 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
23775 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
23776 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
23777 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
23778 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
23779 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
23780 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
23781 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
23782 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
23783 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
23784 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
23785 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
23786 int16_type_node, int32_type_node, int64_type_node,
23787 uint8_type_node, uint16_type_node, c_uint32_type_node,
23788 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
23789 int_least32_type_node, int_least64_type_node,
23790 uint_least8_type_node, uint_least16_type_node,
23791 uint_least32_type_node, uint_least64_type_node,
23792 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
23793 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
23794 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
23795 uintptr_type_node): Define.
23796 * c-cppbuiltin.c (builtin_define_constants,
23797 builtin_define_type_minmax): New.
23798 (builtin_define_stdint_macros): Define more macros.
23799 (c_cpp_builtins): Define more limit macros.
23800 (type_suffix): New.
23801 (builtin_define_type_max): Define in terms of
23802 builtin_define_type_minmax. Remove is_long parameter. All
23804 * config.gcc (use_gcc_stdint): Define.
23805 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
23806 Add newlib-stdint.h for generic targets.
23807 * config/glibc-stdint.h, config/newlib-stdint.h,
23808 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
23809 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
23810 * config/score/score.h (UINTPTR_TYPE): Define.
23811 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
23812 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
23813 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
23814 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
23815 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
23816 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
23817 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
23818 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
23819 * config/spu/spu.h (STDINT_LONG32): Define.
23820 * configure.ac (use_gcc_stdint): Substitute.
23821 * configure: Regenerate.
23822 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
23823 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
23824 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
23825 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
23826 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
23827 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
23828 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
23829 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
23830 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
23831 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
23832 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
23833 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
23834 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
23835 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
23836 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
23837 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
23838 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
23839 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
23840 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
23841 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
23842 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
23843 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
23844 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
23845 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
23846 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
23847 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
23848 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
23849 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
23850 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
23852 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
23854 * loop-iv.c (suitable_set_for_replacement): Renamed from
23855 simplify_using_assignment; changed to return bool and to accept new
23856 args DEST and SRC. Return true iff we find a source/destination pair
23857 that can be used to make a replacement, and fill SRC and DEST if so.
23858 Remove arg ALTERED. Don't deal with altered regs here. All callers
23860 (simplify_using_initial_values): Deal with altered regs here and track
23861 more precisely the effect they have on the validity of our expression.
23863 * loop-iv.c (simplify_using_condition): A condition of the form
23864 (EQ REG CONST) can be used to simply make a substitution.
23865 (simplify_using_initial_values): Keep track of conditions we have seen
23866 and keep using them to simplify new expressions, while applying the
23867 same substitutions to them as to the expression.
23869 * simplify-rtx.c (simplify_relational_operation_1): Simplify
23870 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
23873 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
23874 changed. Use this when trying to improve the upper bound.
23875 Generate the comparison by using simplify_gen_relational.
23877 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
23879 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
23881 (simplify_using_assignment, simplify_using_initial_values): Call
23882 replace_in_expr to make replacements. Call replace_single_def_regs
23883 once on the initial version of the expression.
23885 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
23888 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
23890 2009-03-31 Richard Guenther <rguenther@suse.de>
23892 PR middle-end/31029
23893 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
23894 equality comparisons. Fold C - X CMP X if C % 2 == 1.
23896 2009-03-31 Richard Guenther <rguenther@suse.de>
23898 * tree.h (div_if_zero_remainder): Declare.
23899 * fold-const.c (div_if_zero_remainder): Export.
23900 * tree-ssa-forwprop.c
23901 (forward_propagate_addr_into_variable_array_index): Handle
23902 constant array index addition outside of the variable index.
23904 2009-03-31 Joseph Myers <joseph@codesourcery.com>
23907 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
23908 define_splits, floatunssi<mode>2): Require x87 conversions from
23909 DImode to be permitted.
23911 2009-03-31 Joseph Myers <joseph@codesourcery.com>
23913 PR preprocessor/15638
23914 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
23916 2009-03-31 Richard Guenther <rguenther@suse.de>
23918 PR middle-end/23401
23919 PR middle-end/27810
23920 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
23921 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
23922 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
23923 a separate statement.
23924 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
23925 (lookup_tmp_var): Likewise.
23926 (is_gimple_formal_tmp_or_call_rhs): Remove.
23927 (is_gimple_reg_or_call_rhs): Rename to ...
23928 (is_gimple_reg_rhs_or_call): ... this.
23929 (is_gimple_mem_or_call_rhs): Rename to ...
23930 (is_gimple_mem_rhs_or_call): ... this.
23931 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
23932 DECL_GIMPLE_REG_P only if is_formal is true.
23933 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
23934 for non-proper post-modify expression gimplification.
23935 (gimplify_self_mod_expr): For post-modify expressions gimplify
23936 the lvalue to a minimal lvalue.
23937 (rhs_predicate_for): Remove formal temp case.
23938 (gimplify_modify_expr_rhs): Likewise.
23939 (gimplify_addr_expr): Use is_gimple_reg.
23940 (gimplify_expr): Remove formal temp cases.
23941 (gimple_regimplify_operands): Likewise.
23942 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
23943 and FILTER_EXPR like constants.
23944 * gimple.c (walk_gimple_op): Fix val_only initialization, use
23946 (is_gimple_formal_tmp_rhs): Remove.
23947 (is_gimple_reg_rhs): Remove special casing.
23948 (is_gimple_mem_rhs): Fix.
23949 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
23950 (is_gimple_formal_tmp_var): Remove.
23951 (is_gimple_formal_tmp_reg): Likewise.
23952 (is_gimple_min_lval): Allow invariant component ref parts.
23953 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
23954 is_gimple_formal_tmp_reg): Remove declarations.
23955 * tree-cfg.c (verify_expr): Verify that variables with address
23956 taken do not have DECL_GIMPLE_REG_P set.
23957 * tree-mudflap.c (mf_build_check_statement_for): Use
23958 force_gimple_operand instead of gimplify_expr.
23960 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
23962 * modulo-sched.c (sms_schedule_by_order): Pass the actual
23963 schedulable rows to compute_split_row.
23965 2009-03-31 Ben Elliston <bje@au.ibm.com>
23968 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
23971 2009-03-31 Alan Modra <amodra@bigpond.net.au>
23973 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
23974 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
23975 * configure: Regenerate.
23976 * config.in: Regenerate.
23977 * config/rs6000/rs6000.opt (mtls-markers): Add.
23978 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
23979 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
23980 (tls_ld_aix, tls_ld_sysv): Likewise.
23981 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
23982 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
23984 2009-03-31 Alan Modra <amodra@bigpond.net.au>
23986 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
23988 2009-03-30 Jan Hubicka <jh@suse.cz>
23990 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
23992 (tree_remove_unreachable_handlers): Cleanup EH predecestor
23993 detection and label handling.
23995 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
23997 * ira-int.h (ira_allocno): Rename left_conflicts_num to
23998 left_conflicts_size.
23999 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
24000 ALLOCNO_LEFT_CONFLICTS_SIZE.
24002 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
24003 remove_allocno_from_bucket_and_push,
24004 allocno_spill_priority_compare, push_allocnos_to_stack,
24005 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24006 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
24007 (setup_allocno_left_conflicts_num): Ditto. Rename to
24008 setup_allocno_left_conflicts_size.
24009 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24010 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
24011 setup_allocno_left_conflicts_size instead of
24012 setup_allocno_left_conflicts_num.
24014 * ira-build.c (ira_create_allocno): Use
24015 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
24016 ALLOCNO_LEFT_CONFLICTS_NUM.
24018 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24020 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
24021 instead of DF_LR_OUT.
24023 * ira-lives.c (process_bb_node_lives): Ditto.
24025 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
24026 instead of DF_LR_{OUT,IN}.
24028 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
24030 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
24032 2009-03-30 Jan Hubicka <jh@suse.cz>
24034 * except.c (label_to_region_map): Fix thinko.
24036 2009-03-30 Steve Ellcey <sje@cup.hp.com>
24038 PR middle-end/38237
24039 * tree.h (tree_find_value): New declaration.
24040 * tree.c (tree_find_value): New function.
24041 * varasm.c (assemble_external): Avoid duplicate entries on lists.
24043 2009-03-30 Jakub Jelinek <jakub@redhat.com>
24046 * c-decl.c (struct c_binding): Add locus field.
24047 (bind): Add locus argument, set locus field from it.
24048 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
24049 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
24050 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
24051 implicitly_declare, undeclared_variable, lookup_label,
24052 declare_label, c_make_fname_decl, c_builtin_function,
24053 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
24056 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
24059 * config/i386/i386.c (classify_argument): Check total size of
24062 2009-03-30 Martin Jambor <mjambor@suse.cz>
24064 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
24065 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
24066 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
24069 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
24070 seen_variable_array_ref while also traversing a union.
24072 * tree-inline.c (optimize_inline_calls): Do not call
24073 cgraph_node_remove_callees.
24074 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
24075 (pass_remove_cgraph_callee_edges): New variable.
24076 * passes.c (init_optimization_passes): Add
24077 pass_remove_cgraph_callee_edges after early inlining and before all
24078 late intraprocedural passes.
24080 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
24082 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24084 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
24085 Fix typos in names.
24087 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24089 * combine.c (simplify_comparison): Use have_insn_for.
24090 * dojump.c (do_jump): Likewise.
24092 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24094 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
24095 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
24096 sparc_compare_op0 like sparc_compare_emitted used to be handled.
24097 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
24098 instead of sparc_compare_emitted.
24099 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
24100 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
24101 instead of sparc_compare_emitted.
24103 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24105 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
24106 enter/exit cfglayout mode.
24107 (pass_partition_block): Require it.
24108 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
24109 (combine_instructions): Track basic blocks instead of labels.
24110 (update_cfg_for_uncondjump): New.
24111 (try_combine): Use it. Update jumps after rescanning.
24112 (pass_combine): Require PROP_cfglayout.
24113 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
24115 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24117 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
24118 Provide/destroy PROP_cfglayout respectively.
24119 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
24120 * tree-pass.h (PROP_cfglayout): New.
24122 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24124 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
24125 fold_convert_const_fixed_from_fixed,
24126 fold_convert_const_fixed_from_int,
24127 fold_convert_const_fixed_from_real, fold_negate_const): Do not
24128 set TREE_CONSTANT_OVERFLOW.
24129 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
24130 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
24132 2009-03-30 Ira Rosen <irar@il.ibm.com>
24134 * tree-vect-loop-manip.c: New file.
24135 * tree-vectorizer.c: Update documentation and included files.
24136 (vect_loop_location): Make extern.
24137 (rename_use_op): Move to tree-vect-loop-manip.c
24138 (rename_variables_in_bb, rename_variables_in_loop,
24139 slpeel_update_phis_for_duplicate_loop,
24140 slpeel_update_phi_nodes_for_guard1,
24141 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
24142 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
24143 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
24144 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
24145 find_loop_location): Likewise.
24146 (new_stmt_vec_info): Move to tree-vect-stmts.c.
24147 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
24148 get_vectype_for_scalar_type, vect_is_simple_use,
24149 supportable_widening_operation, supportable_narrowing_operation):
24151 (bb_in_loop_p): Move to tree-vect-loop.c.
24152 (new_loop_vec_info, destroy_loop_vec_info,
24153 reduction_code_for_scalar_code, report_vect_op,
24154 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
24155 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
24156 (vect_supportable_dr_alignment): Likewise.
24157 * tree-vectorizer.h (tree-data-ref.h): Include.
24158 (vect_loop_location): Declare.
24159 Reorganize function declarations according to the new file structure.
24160 * tree-vect-loop.c: New file.
24161 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
24162 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
24163 * tree-vect-data-refs.c: New file.
24164 * tree-vect-patterns.c (timevar.h): Don't include.
24165 * tree-vect-stmts.c: New file.
24166 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
24167 tree-vect-slp.c, tree-vect-loop.c.
24168 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
24169 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
24170 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
24171 (tree-vect-analyze.o): Remove.
24172 (tree-vect-transform.o): Likewise.
24173 (tree-vect-data-refs.o): Add rule.
24174 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
24175 tree-vect-slp.o): Likewise.
24176 (tree-vect-patterns.o): Remove redundant dependencies.
24177 (tree-vectorizer.o): Likewise.
24178 * tree-vect-slp.c: New file.
24180 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24182 * optc-gen.awk: Warn if an option flag has multiple different
24185 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
24187 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
24188 -floop-block): Document dependences on PPL, CLooG and Graphite.
24190 2009-03-30 Joseph Myers <joseph@codesourcery.com>
24192 PR rtl-optimization/323
24193 * c-common.c (c_fully_fold, convert_and_check,
24194 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
24195 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
24196 * c-common.def (EXCESS_PRECISION_EXPR): New.
24197 * c-cppbuiltin.c (builtin_define_float_constants): Define
24198 constants with enough digits for long double.
24199 * c-lex.c (interpret_float): Interpret constant with excess
24200 precision where appropriate.
24201 * c-opts.c (c_common_post_options): Set
24202 flag_excess_precision_cmdline. Give an error for
24203 -fexcess-precision=standard for C++ for processors where the
24204 option is significant.
24205 * c-parser.c (c_parser_conditional_expression): Handle excess
24206 precision in condition.
24207 * c-typeck.c (convert_arguments): Handle arguments with excess
24209 (build_unary_op): Move excess precision outside operation.
24210 (build_conditional_expr): Likewise.
24211 (build_compound_expr): Likewise.
24212 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
24213 (build_modify_expr): Handle excess precision in RHS.
24214 (convert_for_assignment): Handle excess precision in converted
24216 (digest_init, output_init_element, process_init_element): Handle
24217 excess precision in initializer.
24218 (c_finish_return): Handle excess precision in return value.
24219 (build_binary_op): Handle excess precision in operands and add
24220 excess precision as needed for operation.
24221 * common.opt (-fexcess-precision=): New option.
24222 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
24223 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
24224 For standard excess precision, output explicit conversion to and
24225 truncation from XFmode.
24226 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
24227 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
24228 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
24229 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
24230 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
24231 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
24232 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
24233 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
24234 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
24235 define_splits, sqrt<mode>2): Disable where appropriate for
24236 standard excess precision.
24237 * convert.c (convert_to_real): Do not shorten arithmetic to type
24238 for which excess precision would be used.
24239 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
24240 * doc/invoke.texi (-fexcess-precision=): Document option.
24241 (-mfpmath=): Correct index entry.
24242 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
24243 flag_excess_precision): New.
24244 * langhooks.c (lhd_post_options): Set
24245 flag_excess_precision_cmdline.
24246 * opts.c (common_handle_option): Handle -fexcess-precision=.
24247 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
24248 init_excess_precision): New.
24249 (lang_dependent_init_target): Call init_excess_precision.
24250 * tree.c (excess_precision_type): New.
24251 * tree.h (excess_precision_type): Declare.
24253 2009-03-30 Joseph Myers <joseph@codesourcery.com>
24256 * c-typeck.c (build_component_ref): Do not copy qualifiers from
24257 non-lvalue to component.
24259 2009-03-29 Joseph Myers <joseph@codesourcery.com>
24261 PR preprocessor/34695
24262 * Makefile.in (c-opts.o): Depend on c-tree.h.
24263 * c-common.c: Move down include of diagnostic.h.
24264 (done_lexing, c_cpp_error): New.
24265 * c-common.h (done_lexing): Declare.
24266 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
24268 * c-opts.c: Include c-tree.h.
24269 (c_common_init_options): Set preprocessor error callback.
24270 (c_common_handle_option): Do not set preprocessor
24271 inhibit_warnings, warnings_are_errors, warn_system_headers,
24272 pedantic_errors or inhibit_warnings flags.
24273 (c_common_post_options): Do not check cpp_errors (parse_in).
24274 (c_common_finish): Do not output dependencies if there were
24275 errors. Do not check return value of cpp_finish.
24276 * c-ppoutput.c (pp_file_change): Set input_location.
24277 * c-tree.h (c_cpp_error): Declare.
24278 * diagnostic.c (diagnostic_set_info_translated): Also initialize
24280 (diagnostic_build_prefix): Check override_column.
24281 * diagnostic.h (diagnostic_info): Add override_column field.
24282 (diagnostic_override_column): Define.
24284 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
24286 * c-common.c (c_expand_expr, c_staticp): Remove.
24287 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
24288 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
24289 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
24290 * c-gimplify.c (gimplify_compound_literal_expr,
24291 optimize_compound_literals_in_ctor): Remove.
24292 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
24293 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
24294 * c-semantics.c (emit_local_var): Remove.
24296 * langhooks-def.h (lhd_expand_expr): Remove.
24297 * langhooks.c (lhd_expand_expr): Remove.
24298 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
24300 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
24301 handling from c-semantics.c; don't call into langhook.
24302 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
24303 * gimplify.c (gimplify_compound_literal_expr,
24304 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
24305 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
24306 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
24307 as was done in c-gimplify.c.
24308 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
24309 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
24310 Move from c-common.h.
24311 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
24313 * tree.c (staticp): Do not call langhook.
24314 * langhooks.c (lhd_staticp): Delete.
24315 * langhooks-def.h (lhd_staticp): Delete prototype.
24316 (LANG_HOOKS_STATICP): Delete.
24317 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
24319 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
24320 instead of DECL_STMTs.
24322 2009-03-29 Joseph Myers <joseph@codesourcery.com>
24330 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
24332 (fold_call_expr): Return a NOP_EXPR from folding rather than the
24333 contained expression.
24334 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
24335 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
24336 conditional expressions for C.
24337 (decl_constant_value_for_optimization): Move from
24338 decl_constant_value_for_broken_optimization in c-typeck.c. Check
24339 whether optimizing and that the expression is a VAR_DECL not of
24340 array type instead of doing such checks in the caller. Do not
24341 check pedantic. Call gcc_unreachable for C++.
24342 * c-common.def (C_MAYBE_CONST_EXPR): New.
24343 * c-common.h (c_fully_fold, c_save_expr,
24344 decl_constant_value_for_optimization): New prototypes.
24345 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
24346 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
24347 EXPR_INT_CONST_OPERANDS): Define.
24348 * c-convert.c (convert): Strip nops from expression.
24349 * c-decl.c (groktypename): Take extra parameters expr and
24350 expr_const_operands. Update call to grokdeclarator.
24351 (start_decl): Update call to grokdeclarator. Add statement for
24352 expressions used in type of decl.
24353 (grokparm): Update call to grokdeclarator.
24354 (push_parm_decl): Update call to grokdeclarator.
24355 (build_compound_literal): Add parameter non_const and build a
24356 C_MAYBE_COSNT_EXPR if applicable.
24357 (grokdeclarator): Take extra parameters expr and
24358 expr_const_operands. Track expressions used in declaration
24359 specifiers and declarators. Fold array sizes and track whether
24360 they are constant expressions and whether they are integer
24361 constant expressions.
24362 (parser_xref_tag): Set expr and expr_const_operands fields in
24364 (grokfield): Update call to grokdeclarator.
24365 (start_function): Update call to grokdeclarator.
24366 (build_null_declspecs): Set expr and expr_const_operands fields in
24368 (declspecs_add_type): Handle expressions in typeof specifiers.
24369 * c-parser.c (c_parser_declspecs): Set expr and
24370 expr_const_operands fields for declaration specifiers.
24371 (c_parser_enum_specifier): Likewise.
24372 (c_parser_struct_or_union_specifier): Likewise.
24373 (c_parser_typeof_specifier): Likewise. Update call to
24374 groktypename. Fold expression as needed. Return expressions with
24375 type instead of adding statements.
24376 (c_parser_attributes): Update calls to c_parser_expr_list.
24377 (c_parser_statement_after_labels): Fold expression before passing
24378 to objc_build_throw_stmt.
24379 (c_parser_condition): Fold expression.
24380 (c_parser_asm_operands): Fold expression.
24381 (c_parser_conditional_expression): Use c_save_expr. Update call
24382 to build_conditional_expr.
24383 (c_parser_alignof_expression): Update call to groktypename.
24384 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
24385 original_code. Fold expression argument of va_arg. Create
24386 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
24387 argument to va_arg. Update calls to groktypename. Fold array
24388 index for offsetof. Verify that first argument to
24389 __builtin_choose_expr has integer type.
24390 (c_parser_postfix_expression_after_paren_type): Update calls to
24391 groktypename and build_compound_literal. Handle expressions with
24392 side effects in type name.
24393 (c_parser_postfix_expression_after_primary): Update call to
24394 c_parser_expr_list. Set original_code for calls to
24395 __builtin_constant_p.
24396 (c_parser_expr_list): Take extra parameter fold_p. Fold
24397 expressions if requested.
24398 (c_parser_objc_type_name): Update call to groktypename.
24399 (c_parser_objc_synchronized_statement): Fold expression.
24400 (c_parser_objc_receiver): Fold expression.
24401 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
24402 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
24403 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
24404 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
24405 (struct c_typespec): Add elements expr and expr_const_operands.
24406 (struct c_declspecs): Add elements expr and expr_const_operands.
24407 (groktypename, build_conditional_expr, build_compound_literal):
24409 (in_late_binary_op): Declare.
24410 * c-typeck.c (note_integer_operands): New function.
24411 (in_late_binary_op): New variable.
24412 (decl_constant_value_for_broken_optimization): Move to c-common.c
24413 and rename to decl_constant_value_for_optimization.
24414 (default_function_array_conversion): Do not strip nops.
24415 (default_conversion): Do not call
24416 decl_constant_value_for_broken_optimization.
24417 (build_array_ref): Do not fold result.
24418 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
24419 result when operand is a VLA.
24420 (c_expr_sizeof_type): Update call to groktypename. Handle
24421 expressions included in type name. Use C_MAYBE_CONST_EXPR for
24422 result when operand names a VLA type.
24423 (build_function_call): Update call to build_compound_literal.
24424 Only fold result for calls to __builtin_* functions. Strip
24425 NOP_EXPR from INTEGER_CST returned from such functions. Fold
24426 the function designator.
24427 (convert_arguments): Fold arguments. Update call to
24428 convert_for_assignment.
24429 (build_unary_op): Handle increment and decrement of
24430 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
24431 decrement earlier. Fold operand of increment and decrement.
24432 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
24433 built for integer operand. Wrap returns that are INTEGER_CSTs
24434 without being integer constant expressions or that have integer
24435 constant operands without being INTEGER_CSTs.
24436 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
24437 (build_conditional_expr): Add operand ifexp_bcp. Track whether
24438 result is an integer constant expression or can be used in
24439 unevaluated parts of one and avoid folding and wrap as
24440 appropriate. Fold operands before possibly doing -Wsign-compare
24442 (build_compound_expr): Wrap result for C99 if operands can be used
24443 in integer constant expressions.
24444 (build_c_cast): Update call to digest_init. Do not ignore
24445 overflow from casting floating-point constants to integers. Wrap
24446 results that could be confused with integer constant expressions,
24447 null pointer constants or floating-point constants.
24448 (c_cast_expr): Update call to groktypename. Handle expressions
24449 included in type name.
24450 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
24451 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
24452 Update calls to convert_for_assignment.
24453 (convert_for_assignment): Take new parameter
24454 null_pointer_constant. Do not strip nops or call
24455 decl_constant_value_for_broken_optimization. Set
24456 in_late_binary_op for conversions to boolean.
24457 (store_init_value): Update call to digest_init.
24458 (digest_init): Take new parameter null_pointer_constant. Do not
24459 call decl_constant_value_for_broken_optimization. pedwarn for
24460 initializers not constant expressions. Update calls to
24461 convert_for_assignment.
24462 (constructor_nonconst): New.
24463 (struct constructor_stack): Add nonconst element.
24464 (really_start_incremental_init, push_init_level, pop_init_level):
24465 Handle constructor_nonconst and nonconst element.
24466 (set_init_index): Call constant_expression_warning for array
24468 (output_init_element): Fold value. Set constructor_nonconst as
24469 applicable. pedwarn for initializers not constant expressions.
24470 Update call to digest_init. Call constant_expression_warning
24471 where constant initializers are required.
24472 (process_init_element): Use c_save_expr.
24473 (c_finish_goto_ptr): Fold expression.
24474 (c_finish_return): Fold return value. Update call to
24475 convert_for_assignment.
24476 (c_start_case): Fold switch expression.
24477 (c_process_expr_stmt): Fold expression.
24478 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
24479 ensure statement expression is not evaluated in constant expression.
24480 (build_binary_op): Track whether results are integer constant
24481 expressions or may occur in such, disable folding and wrap results
24482 as applicable. Fold operands for -Wsign-compare warnings unless
24484 (c_objc_common_truthvalue_conversion): Handle results folded to
24485 integer constants that are not integer constant expressions.
24486 * doc/extend.texi: Document when typeof operands are evaluated,
24487 that condition of __builtin_choose_expr is an integer constant
24488 expression, and more about use of __builtin_constant_p in
24491 2009-03-29 Richard Guenther <rguenther@suse.de>
24493 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
24494 propagate addresses of array references.
24496 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
24498 * regmove.c (perhaps_ends_bb_p): Remove.
24499 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
24500 from INSN and check that the main loop stays within that basic block.
24501 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
24502 (regmove_forward_pass): Split out from regmove_optimize. Use
24503 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
24504 (regmove_backward_pass): Split out from regmove_optimize. Use
24505 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
24506 (regmove_optimize): Simplify.
24508 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
24511 * config/i386/i386.c (classify_argument): Ignore flexible array
24512 member in struct and warn ABI change.
24514 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
24516 * config/i386/i386-protos.h (ix86_agi_dependent): New.
24518 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
24519 (ix86_adjust_cost): Updated.
24521 2009-03-29 Jan Hubicka <jh@suse.cz>
24523 PR middle-end/28850
24524 * tree-pass.h (pass_cleanup_eh): New function.
24525 (remove_unreachable_regions): Break code handling RTL
24526 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
24527 that can not be reached by runtime.
24528 (can_be_reached_by_runtime): New function.
24529 (label_to_region_map): New function.
24530 (num_eh_regions): New function.
24531 (rtl_remove_unreachable_regions): New function.
24532 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
24533 (remove_eh_region): New function.
24534 * except.h: Include sbitmap and vecprim.
24535 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
24536 num_eh_regions): Declare.
24537 * passes.c (init_optimization_passes): Schedule cleanup_eh.
24538 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
24539 * tree-eh.c (tree_remove_unreachable_handlers): New function.
24540 (tree_empty_eh_handler_p): New function.
24541 (cleanup_empty_eh): New function.
24542 (cleanup_eh): New function.
24543 (pass_cleanup_eh): New function.
24545 2009-03-29 Jan Hubicka <jh@suse.cz>
24547 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
24548 for removed regions.
24550 2009-03-29 Jan Hubicka <jh@suse.cz>
24552 * except.c (dump_eh_tree): Dump all datastructures.
24554 2009-03-29 Jan Hubicka <jh@suse.cz>
24556 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
24557 (duplicate_eh_regions_1): Likewise.
24558 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
24559 vector; call EH verification.
24560 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
24561 Be ready for region being removed.
24563 2009-03-29 Jan Hubicka <jh@suse.cz>
24565 * bitmap.c (bitmap_last_set_bit): New function.
24566 * bitmap.h (bitmap_last_set_bit): Declare.
24568 2009-03-29 David Ayers <ayers@fsfe.org>
24571 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
24572 by calling objc_compare_types and surpress warnings about
24573 incompatible C pointers that are compatible ObjC pointers.
24575 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
24577 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
24578 call initialize_inline_failed.
24579 (initialize_inline_failed): Move it from here ...
24580 * cgraph.c (initialize_inline_failed): ... to here.
24581 (cgraph_create_edge): Call initialize_inline_failed rather than
24582 setting inline_failed directly.
24584 2009-03-29 Ben Elliston <bje@au.ibm.com>
24587 * sysv4.opt (msdata): Improve comment.
24588 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
24589 * sysv4.h (SVR4_ASM_SPEC): Likewise.
24591 2009-03-29 Ben Elliston <bje@au.ibm.com>
24594 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
24595 load and store attributes.
24597 2009-03-29 Ben Elliston <bje@au.ibm.com>
24599 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
24600 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
24601 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
24602 * doc/extend.texi (X86 Built-in Functions): Add index entries for
24603 __builtin_infq and __builtin_huge_valq.
24605 2009-03-28 Anatoly Sokolov <aesok@post.ru>
24607 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
24609 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
24610 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
24612 2009-03-28 Xinliang David Li <davidxl@google.com>
24614 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
24615 (do_dbg_cnt): New function.
24617 2009-03-28 Jan Hubicka <jh@suse.cz>
24619 Merge from pretty-ipa:
24621 2009-03-27 Jan Hubicka <jh@suse.cz>
24623 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
24624 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
24625 * passes.c (function_called_by_processed_nodes_p): New.
24626 * ipa-pure-const.c (check_call): Fix handling of operands.
24627 (analyze_function): Dump debug output for skipped bodies.
24628 (local_pure_const): Use function_called_by_processed_nodes_p.
24629 * dwarf2out.c (reference_to_unused): Use output.
24630 * passes.c (do_per_function_toporder): Likewise.
24632 2008-11-12 Jan Hubicka <jh@suse.cz>
24634 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
24635 * ipa-pure-const.c (funct_state_d): Add can throw field; make
24636 state_set_in_source enum
24637 (check_decl): Ignore memory tags; do not set fake looping flags;
24639 (check_operand, check_tree, check_rhs_var, check_lhs_var,
24640 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
24641 (check_call, analyze_function): Rewrite.
24643 (add_new_function): Update call of analyze_function.
24644 (generate_summary): Add call of analyze_function.
24645 (propagate): Propagate can_throw; handle state_set_in_source correctly.
24646 (local_pure_const): New function.
24647 (pass_local_pure_const): New pass.
24648 * ipa-inline.c (inline_transform): Set after_inlining.
24649 * tree-eh.c (stmt_can_throw_external): New.
24650 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
24651 work with aliasing built.
24652 * tree-flow.h (stmt_can_throw_external): New.
24653 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
24654 and local pure/const pass in early and late optimization queue.
24656 2009-03-28 Martin Jambor <mjambor@suse.cz>
24658 * fold-const.c (get_pointer_modulus_and_residue): New parameter
24660 (fold_binary): Allow function decl aligment consideration is the
24661 second argument is integer constant one.
24662 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
24663 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
24664 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
24666 2009-03-28 Jan Hubicka <jh@suse.cz>
24668 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
24669 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
24670 * function.h (rtl_data): Add nothrow flag.
24671 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
24672 set DECL_NOTHROW for AVAILABLE functions.
24674 2009-03-28 Jakub Jelinek <jakub@redhat.com>
24676 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
24677 following vector keyword has expansion starting with pixel or bool
24678 keyword, expand vector to __vector and pixel or bool to __pixel or
24682 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
24683 warn_if_disallowed_function_p): Removed.
24684 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
24685 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
24686 warning_if_disallowed_function_p.
24687 * flags.h (warn_if_disallowed_function_p,
24688 warn_disallowed_functions): Removed.
24689 * common.opt (Wdisallowed-function-list=): Removed.
24690 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
24692 2009-03-28 Richard Guenther <rguenther@suse.de>
24694 PR tree-optimization/38723
24695 * tree-ssa-pre.c (compute_avail): Add all default definitions to
24698 2009-03-28 Jan Hubicka <jh@suse.cz>
24700 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
24701 test introduced by my previous patch.
24703 2009-03-28 Richard Guenther <rguenther@suse.de>
24705 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
24706 the PHIs value undefined.
24708 2009-03-28 Jan Hubicka <jh@suse.cz>
24710 * tree-pass.h (pass_fixup_cfg): New pass.
24711 * ipa-inline.c (inline_transform): Set
24712 always_inline_functions_inlined/after_inlining.
24713 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
24714 (pass_fixup_cfg): New pass.
24715 * passes.c (init_optimization_passes): Add fixup_cfg.
24717 2009-03-28 Richard Guenther <rguenther@suse.de>
24719 PR tree-optimization/38458
24720 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
24721 argument use the arguments copy-of value.
24723 2009-03-28 Richard Guenther <rguenther@suse.de>
24725 PR tree-optimization/38180
24726 * tree-ssa-ccp.c (get_default_value): Simplify.
24727 (likely_value): Likewise.
24728 (surely_varying_stmt_p): Properly handle VOP case.
24729 (ccp_initialize): Likewise.
24730 (ccp_fold): Handle propagating through *&.
24731 (fold_const_aggregate_ref): Also handle decls.
24733 2009-03-28 Jan Hubicka <jh@suse.cz>
24735 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
24736 * cgraph.h (cgraph_node): Likewise.
24737 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
24738 (cgraph_reset_node): Use process flag.
24739 (cgraph_mark_functions_to_output): Likewise.
24740 (cgraph_expand_function): Likewise.
24741 (cgraph_expand_all_functions): Likewise.
24742 (cgraph_output_in_order): Likewise.
24743 * dwarf2out.c (reference_to_unused): Likewise.
24744 * passes.c do_per_function_toporder): Likewise.
24746 2009-03-28 Jan Hubicka <jh@suse.cz>
24748 Bring from lto-branch:
24750 2008-09-03 Doug Kwan <dougkwan@google.com>
24752 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
24753 enums instead of reason strings.
24754 * cgraph.c (cgraph_create_edge): Same.
24755 (cgraph_inline_failed_string): New function.
24756 * cgraph.h (cgraph_inline_failed_t): New enum type.
24757 (cgraph_inline_failed_string): New prototype.
24758 (struct cgraph_edge): Change type of INLINED_FAILED from constant
24759 char pointer to cgraph_inline_failed_t.
24760 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
24761 (cgraph_default_inline_p): Ditto.
24762 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
24763 to cgraph_inline_failed_t pointer.
24764 * cif-code.def: New file.
24765 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
24767 (cgraph_check_inline_limits): Change type of REASON to pointer to
24768 cgraph_inline_failed_t. Replace reason strings with enums.
24769 (cgraph_default_inline_p): Ditto.
24770 (cgraph_recursive_inlining_p): Ditto.
24771 (update_caller_keys): Change type of FAILED_REASON to
24772 cgraph_inline_failed_t.
24773 (cgraph_set_inline_failed): Change type of REASON to pointer to
24774 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
24775 convert enums to strings for text output.
24776 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
24777 to be of type cgraph_inline_failed_t. Replace reason strings with
24778 enums. Call cgraph_inline_failed_string to covert enums
24779 to strings for text output.
24780 (cgraph_decide_inlining): Replace reason strings with enums.
24781 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
24782 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
24784 * tree-inline.c (expand_call_inline): Change type of REASON
24785 to cgraph_inline_failed_t. Replace reason strings with enums.
24786 Call cgraph_inline_failed_string for text output.
24787 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
24790 2009-03-28 Jan Hubicka <jh@suse.cz>
24792 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
24793 cgraph_clone_node): Remove master clone handling.
24794 (cgraph_is_master_clone, cgraph_master_clone): Remove.
24795 * cgraph.h (master_clone): Remove.
24796 (cgraph_is_master_clone, cgraph_master_clone): Remove.
24797 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
24798 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
24800 2009-03-28 Jan Hubicka <jh@suse.cz>
24802 * cgraph.c (cgraph_function_body_availability): Functions declared
24803 inline are always safe to assume that it is not going to be replaced.
24805 2009-03-28 Richard Guenther <rguenther@suse.de>
24807 PR tree-optimization/38513
24808 * tree-ssa-pre.c (eliminate): Remove redundant stores.
24809 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
24810 EXC_PTR_EXPR and FILTER_EXPR.
24811 (get_ref_from_reference_ops): Likewise.
24813 2009-03-28 Richard Guenther <rguenther@suse.de>
24815 PR tree-optimization/38968
24816 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
24817 Use FLOOR_MOD_EXPR to compute misalignment.
24819 2009-03-28 Richard Guenther <rguenther@suse.de>
24821 PR tree-optimization/37795
24822 * tree.h (combine_comparisons): Declare.
24823 * fold-const.c (combine_comparisons): Export.
24824 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
24826 (ifcombine_iforif): Use combine_comparisons.
24828 2009-03-28 Jan Hubicka <jh@suse.cz>
24830 * tree-eh.c (inlinable_call_p): New function.
24831 (make_eh_edges): Use it.
24832 (verify_eh_edges): Use it.
24833 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
24834 * except.c (reachable_next_level): Add inlinable_function argument
24835 (sjlj_find_directly_reachable_regions): Update.
24836 (add_reachable_handler): Do not set saw_any_handlers.
24837 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
24838 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
24839 Add new inlinable call parameter.
24840 (can_throw_internal, can_throw_external): Update.
24841 * except.h (can_throw_internal_1, can_throw_external_1,
24842 foreach_reachable_handler): Update declaration.
24844 2009-03-28 Joseph Myers <joseph@codesourcery.com>
24846 * config/arm/t-arm-coff, config/h8300/coff.h,
24847 config/i386/i386-aout.h, config/i386/i386-coff.h,
24848 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
24849 config/pdp11/2bsd.h, config/rs6000/aix41.h,
24850 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
24851 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
24852 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
24853 sys-types.h: Remove.
24854 * Makefile.in: Remove protoize and fixproto support and references
24856 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
24857 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
24859 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
24860 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
24861 unprotoize$(exeext).
24862 (rest.encap): Don't depend on $(STMP_FIXPROTO)
24863 (.PHONY): Don't depend on proto.
24864 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
24865 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
24866 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
24867 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
24868 build/gen-protos.o, build/scan.o, xsys-protos.h,
24869 build/fix-header$(build_exeext), build/fix-header.o,
24870 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
24871 stmp-install-fixproto): Remove.
24872 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
24873 SYSCALLS.c or fixproto files.
24874 (install-common): Don't install protoize.
24875 (install-headers-tar, install-headers-cpio, install-headers-cp):
24876 Don't depend on $(STMP_FIXPROTO).
24877 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
24878 install fixproto files or write out fixproto settings.
24879 (uninstall): Don't uninstall protoize.
24880 * config.gcc (use_fixproto): Remove.
24881 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
24882 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
24883 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
24884 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
24885 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
24886 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
24887 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
24888 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
24889 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
24890 * config/t-vxworks (STMP_FIXPROTO): Remove.
24891 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
24892 STMP_FIXPROTO): Remove.
24893 * config.in, configure: Regenerate.
24894 * crtstuff.c (gid_t, uid_t): Don't undefine.
24895 * doc/install.texi: Change m68k-coff to m68k-elf in example.
24896 (arm-*-coff, arm-*-aout: Remove target entries.
24897 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
24898 Remove mention of AIX 4.1.
24899 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
24900 * doc/invoke.texi (Running Protoize): Remove.
24901 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
24902 (Protoize Caveats): Remove.
24903 * tsystem.h: Update comments on headers assumed to exist.
24905 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
24907 * genautomata.c: Add a new year to the copyright. Add a new
24909 (struct insn_reserv_decl): Add comments for member bypass_list.
24910 (find_bypass): Remove.
24911 (insert_bypass): New.
24912 (process_decls): Use insert_bypass.
24913 (output_internal_insn_latency_func): Output all bypasses with the
24914 same input insn in one switch case.
24916 * rtl.def (define_bypass): Describe bypass choice.
24917 * doc/md.texi (define_bypass): Ditto.
24919 2009-03-27 Richard Guenther <rguenther@suse.de>
24921 * gimplify.c (mark_addressable): Export.
24922 * tree-flow.h (mark_addressable): Declare.
24923 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
24924 * tree-ssa.c (verify_phi_args): Verify that address taken
24925 variables have TREE_ADDRESSABLE set.
24927 2009-03-27 Richard Guenther <rguenther@suse.de>
24929 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
24930 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
24931 Do not mark decls TREE_ADDRESSABLE.
24932 (build_fold_addr_expr): Adjust.
24933 (fold_addr_expr): Remove.
24934 (fold_unary): Use build_fold_addr_expr.
24935 (fold_comparison): Likewise.
24936 (split_address_to_core_and_offset): Likewise.
24937 * coverage.c (tree_coverage_counter_addr): Mark the array decl
24939 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
24940 (gimplify_modify_expr_to_memcpy): Mark source and destination
24942 * omp-low.c (create_omp_child_function): Mark the object decl
24944 (lower_rec_input_clauses): Mark the var we take the address of
24946 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
24948 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
24950 PR middle-end/39315
24951 * cfgexpand.c (expand_one_stack_var_at): Change alignment
24952 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
24954 2009-03-27 Richard Guenther <rguenther@suse.de>
24956 PR tree-optimization/39120
24957 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
24959 (handle_lhs_call): Process return constraints. Add escape
24960 constraints if necessary.
24961 (handle_const_call): Fill out return constraints. Make nested
24962 case more precise. Avoid consttmp if possible.
24963 (handle_pure_call): Fill out return constraints. Avoid
24964 callused if possible.
24965 (find_func_aliases): Simplify call handling.
24967 2009-03-27 Richard Guenther <rguenther@suse.de>
24969 PR tree-optimization/39120
24970 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
24971 as a representative.
24972 (solve_graph): Do propagate CALLUSED.
24973 (handle_pure_call): Use a scalar constraint from CALLUSED for
24975 (find_what_p_points_to): CALLUSED shall not appear in poins-to
24978 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
24981 * c-common.c (handle_aligned_attribute): Properly check alignment
24982 overflow. Use (1U << i) instead of (1 << i).
24984 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
24986 * expr.h (get_mem_align_offset): Updated.
24988 * tree.h (tree_decl_common): Change align to "unsigned int" and
24989 move it before pointer_alias_set.
24991 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
24992 Jakub Jelinek <jakub@redhat.com>
24995 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
24996 gr_register_operand with gr_reg_or_0_operand.
24997 (cmpxchg_rel_di): Likewise.
24998 (sync_lock_test_and_set<mode>): Likewise.
25000 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25002 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
25003 (true_regnum): Likewise.
25005 * rtlanal.c (subreg_info): Moved to ...
25006 * rtl.h (subreg_info): Here. New.
25007 (subreg_get_info): New.
25009 * rtlanal.c (subreg_get_info): Make it extern.
25011 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25014 * config/i386/i386.c (ix86_abi): New.
25015 (override_options): Handle -mabi=.
25016 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
25017 (ix86_call_abi_override): Likewise.
25018 (init_cumulative_args): Likewise.
25019 (function_arg_advance): Likewise.
25020 (function_arg_64): Likewise.
25021 (function_arg): Likewise.
25022 (ix86_pass_by_reference): Likewise.
25023 (ix86_function_value_regno_p): Likewise.
25024 (ix86_build_builtin_va_list_abi): Likewise.
25025 (setup_incoming_varargs_64): Likewise.
25026 (is_va_list_char_pointer): Likewise.
25027 (ix86_init_machine_status): Likewise.
25028 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
25029 (ix86_function_type_abi): Return enum calling_abi. Rewrite
25030 for 64bit. Replace DEFAULT_ABI with ix86_abi.
25031 (ix86_function_abi): Make it static and return enum calling_abi.
25032 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
25034 (ix86_fn_abi_va_list): Updated.
25036 * config/i386/i386.h (ix86_abi): New.
25037 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
25038 (CONDITIONAL_REGISTER_USAGE): Likewise.
25039 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
25040 (machine_function): Likewise.
25042 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
25044 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
25045 (STACK_BOUNDARY): Likewise.
25046 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
25048 * config/i386/i386.opt (mabi=): New.
25050 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
25051 return enum calling_abi.
25052 (ix86_function_type_abi): Likewise.
25053 (ix86_function_abi): Removed.
25055 * doc/invoke.texi: Document -mabi= option for x86.
25057 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25059 * builtins.c (real_dconstp): Delete.
25060 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
25062 2009-03-27 Dodji Seketeli <dodji@redhat.com>
25063 Jakub Jelinek <jakub@redhat.com>
25066 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
25067 (gen_subprogram_die): When a function is explicit, generate the
25068 DW_AT_explicit attribute.
25069 * langhooks.h (struct lang_hooks_for_decls): Add
25070 function_decl_explicit_p langhook.
25071 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
25072 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
25074 2009-03-27 Jakub Jelinek <jakub@redhat.com>
25076 * builtins.c (fold_builtin_memory_op): Optimize memmove
25077 into memcpy if we can prove source and destination don't overlap.
25079 * tree-inline.c: Include gt-tree-inline.h.
25080 (clone_fn_id_num): New variable.
25081 (clone_function_name): New function.
25082 (tree_function_versioning): Use it.
25083 * Makefile.in (GTFILES): Add tree-inline.c.
25085 2009-03-27 Mark Mitchell <mark@codesourcery.com>
25087 * BASE-VER: Change to 4.5.0.
25089 2009-03-27 Xinliang David Li <davidxl@google.com>
25091 PR tree-optimization/39557
25092 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
25094 2009-03-27 Xinliang David Li <davidxl@google.com>
25096 PR tree-optimization/39548
25097 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
25100 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25102 * c-common.c (pointer_int_sum): Use %wd on return from
25105 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25107 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
25108 on return from tree_low_cst.
25110 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
25113 * ginclude/stdarg.h (va_copy): Define also for
25114 __GXX_EXPERIMENTAL_CXX0X__.
25116 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25119 * builtins.h (c_strlen): Do not warn here.
25120 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
25121 * c-common.c (pointer_int_sum): Take an explicit location.
25122 Warn about offsets out of bounds.
25123 * c-common.h (pointer_int_sum): Adjust declaration.
25125 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25127 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
25130 2009-03-26 Jakub Jelinek <jakub@redhat.com>
25133 * opts.c (warn_if_disallowed_function_p): Don't assume
25134 get_callee_fndecl must return non-NULL.
25136 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
25138 PR rtl-optimization/39522
25139 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
25140 when reg_reloaded_valid is set.
25142 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25144 * config/spu/divv2df3.c: New file.
25145 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
25146 (DPBIT_FUNCS): Filter out _div_df.
25148 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
25150 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
25151 a jump insn, count that jump in the distance to the loop start.
25153 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
25156 * config/sh/sh.c (calc_live_regs): Fix condition for global
25157 registers except PIC_OFFSET_TABLE_REGNUM.
25159 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
25162 * doc/invoke.texi (-mconsole): New.
25164 (-mno-cygwin): New.
25166 (-mnop-fun-dllimport): New.
25170 (sub section "i386 and x86-64 Windows Options"): New.
25172 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
25174 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
25175 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
25177 2009-03-25 Richard Guenther <rguenther@suse.de>
25179 PR middle-end/39497
25180 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
25183 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
25185 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
25186 neither of haifa/selective schedulers are working.
25188 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25190 * doc/invoke.texi (Debugging Options): Fix description of
25191 -fno-merge-debug-strings.
25193 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
25195 * config/cris/libgcc.ver: New version-script.
25196 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
25198 * configure.ac <GAS features, nop mnemonic>: Add pattern
25199 crisv32-*-* for "nop".
25200 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
25201 * configure: Regenerate.
25203 2009-03-24 Ira Rosen <irar@il.ibm.com>
25205 PR tree-optimization/39529
25206 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
25207 mark_sym_for_renaming for the tag copied to the new vector
25210 2009-03-24 Arthur Loiret <aloiret@debian.org>
25212 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
25213 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
25214 EXTRA_SPEC_FUNCTIONS.
25215 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
25216 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
25217 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
25218 -march and -mtune options.
25220 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
25222 * config/m68k/t-rtems: Add m5329 multilib.
25224 2009-03-24 Dodji Seketeli <dodji@redhat.com>
25225 Jakub Jelinek <jakub@redhat.com>
25228 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
25231 2009-03-23 Jakub Jelinek <jakub@redhat.com>
25234 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
25235 instead of c_parser_expression_conv, if original_code isn't one of the
25236 4 allowed comparison codes, fail.
25238 2009-03-23 Richard Guenther <rguenther@suse.de>
25240 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
25241 * tree.h (struct tree_type): Likewise.
25242 * reload.h (struct insn_chain): Likewise.
25243 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
25244 * function.h (struct function): Likewise.
25245 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
25247 2009-03-23 Jakub Jelinek <jakub@redhat.com>
25249 PR tree-optimization/39516
25250 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
25252 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
25254 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
25255 should be set true if BITS_PER_WORD of target is bigger than 32
25257 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
25259 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
25260 Translate -B-options to -rpath-link. Correct existing
25261 rpath-link and conditionalize on !nostdlib.
25263 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25265 * doc/extend.texi (Function Attributes, Variable Attributes):
25267 * doc/invoke.texi (Debugging Options, Optimize Options)
25268 (i386 and x86-64 Options, MCore Options): Likewise.
25270 2009-03-20 Jakub Jelinek <jakub@redhat.com>
25273 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
25274 it for block local namespace aliases.
25275 (gen_decl_die): Pass context_die to gen_namespace_die.
25277 2009-03-19 Jakub Jelinek <jakub@redhat.com>
25280 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
25281 minimum or maximum value.
25283 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
25285 * reginfo.c (globalize_reg): Recompute derived reg sets.
25287 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
25290 * libgcc2.c (mprotect): Do not use signed arguments for
25291 VirtualProtect, use DWORD arguments. Also fix the 'may
25292 be used uninitialized' warning for the np variable.
25294 2009-03-19 Jakub Jelinek <jakub@redhat.com>
25297 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
25298 functions using regparm calling conventions when not optimizing.
25299 (ix86_function_sseregparm): Similarly for sseregparm calling
25302 2009-03-19 Li Feng <nemokingdom@gmail.com>
25304 PR middle-end/39500
25305 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
25306 dependence if the first conflict is after niter iterations.
25308 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
25310 PR middle-end/38609
25311 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
25312 functions with dynamic stack-pointer adjustments.
25314 2009-03-19 Ben Elliston <bje@au.ibm.com>
25316 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
25317 option; change to -msdata=data.
25319 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25321 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
25324 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
25327 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
25329 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
25331 * doc/invoke.texi (Code Gen Options): Expand discussion of
25334 2009-03-18 Jakub Jelinek <jakub@redhat.com>
25336 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
25337 * matrix-reorg.c (struct matrix_info): Likewise.
25338 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
25339 * rtl.h (struct mem_attrs): Likewise.
25340 * df.h (struct df): Likewise.
25341 * tree-data-ref.h (struct data_dependence_relation): Likewise.
25342 * ira-int.h (struct ira_allocno): Likewise.
25343 * df-scan.c (struct df_collection_rec): Likewise.
25344 * ira.c (struct equivalence): Likewise.
25345 * function.c (struct temp_slot): Likewise.
25346 * cfgloop.h (struct loop): Likewise.
25349 * function.c (use_register_for_decl): When not optimizing, disregard
25350 register keyword for variables with types containing methods.
25352 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
25354 PR middle-end/39447
25355 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
25356 (is_simple_operand): Call contains_component_ref_p before calling data
25357 reference analysis that would fail on COMPONENT_REFs.
25359 * tree-vrp.c (search_for_addr_array): Fix formatting.
25361 2009-03-18 Richard Guenther <rguenther@suse.de>
25363 * tree-vect-transform.c (vect_loop_versioning): Fold the
25364 generated comparisons.
25365 * tree-vectorizer.c (set_prologue_iterations): Likewise.
25366 (slpeel_tree_peel_loop_to_edge): Likewise.
25368 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25370 PR middle-end/37805
25371 * opts.c (print_specific_help): In addition to `undocumented',
25372 accept `separate' and `joined' flags if passed alone. Describe
25373 output by the first matched one of those.
25374 (common_handle_option): Skip over empty strings.
25375 * gcc.c (display_help): Fix help string for `--help='.
25376 * doc/invoke.texi (Option Summary, Overall Options): With
25377 `--help=', classes and qualifiers can both be repeated, but
25378 only the latter can be negated. One should not pass only
25379 negated qualifiers. Fix markup and examples.
25382 2008-10-14 Jakub Jelinek <jakub@redhat.com>
25383 PR middle-end/37805
25384 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
25385 and -fhelp=separate.
25387 2009-03-17 Jing Yu <jingyu@google.com>
25389 PR middle-end/39378
25390 * function.h (struct rtl_data): Move is_thunk from here...
25391 (struct function): ...to here.
25392 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
25393 * varasm.c (assemble_start_function): Change is_thunk from crtl to
25395 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
25397 (alpha_does_function_need_gp, alpha_start_function): Likewise.
25398 (alpha_output_function_end_prologue): Likewise.
25399 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
25400 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
25401 (rs6000_output_function_epilogue): Likewise.
25402 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
25404 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
25407 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
25408 from different units in a single alternative.
25409 (*truncdfsf_i387): Ditto.
25410 (*truncxfsf2_mixed): Ditto.
25411 (*truncxfdf2_mixed): Ditto.
25413 2009-03-17 Jakub Jelinek <jakub@redhat.com>
25415 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
25416 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
25419 * tree-ssa-live.c (remove_unused_locals): Don't remove local
25420 unused non-artificial variables when not optimizing.
25423 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
25424 DW_TAG_imported_module even if decl is IMPORTED_DECL with
25425 NAMESPACE_DECL in its DECL_INITIAL.
25427 PR middle-end/39443
25428 * optabs.c (set_user_assembler_libfunc): New function.
25429 * expr.h (set_user_assembler_libfunc): New prototype.
25430 * c-common.c: Include libfuncs.h.
25431 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
25432 for memcmp, memset, memcpy, memmove and abort.
25433 * Makefile.in (c-common.o): Depend on libfuncs.h.
25436 * dwarf2out.c (gen_inlined_enumeration_type_die,
25437 gen_inlined_structure_type_die, gen_inlined_union_type_die,
25438 gen_tagged_type_instantiation_die): Removed.
25439 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
25442 2009-03-17 Janis Johnson <janis187@us.ibm.com>
25445 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
25447 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
25448 (check-parallel-%): Ditto.
25449 (check-consistency): Ditto.
25451 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
25453 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
25454 local variable rhs by NULL_TREE.
25456 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25459 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
25461 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25464 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
25466 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25469 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
25470 for ms->sysv ABI calls only in 64bit mode.
25472 * config/i386/i386.md (untyped_call): Support 32bit.
25474 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
25476 * doc/extend.texi: Replace x86_65 with x86_64.
25478 2009-03-16 Jakub Jelinek <jakub@redhat.com>
25480 PR tree-optimization/39455
25481 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
25482 mismatches for POINTER_TYPE_P (type).
25483 (number_of_iterations_le): Likewise.
25485 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
25487 * config/picochip/picochip.c: Removed profiling support.
25488 * config/picochip/picochip.md: Removed profiling instruction.
25489 * config/picochip/picochip.h: Removed profiling builtin.
25491 2009-03-16 Joseph Myers <joseph@codesourcery.com>
25493 * doc/install.texi (--with-host-libstdcxx): Document.
25495 2009-03-14 Anatoly Sokolov <aesok@post.ru>
25498 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
25499 generate a warning if the function name does not begin with
25500 "__vector" and the function has either the 'signal' or 'interrupt'
25501 attribute, from here to ...
25502 (avr_declare_function_name): ...here. New function.
25503 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
25504 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
25506 2009-03-14 Jakub Jelinek <jakub@redhat.com>
25509 * cse.c (fold_rtx): Don't modify original const_arg1 when
25510 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
25511 separate variable instead.
25512 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
25513 from out of range shift counts.
25514 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
25516 2009-03-13 Catherine Moore <clm@codesourcery.com>
25518 * config/i386/x-mingw32 (host-mingw32.o): Replace
25519 diagnostic.h with $(DIAGNOSTIC_H).
25521 2009-03-12 Jakub Jelinek <jakub@redhat.com>
25524 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
25526 * config/i386/sync.md (sync_compare_and_swap<mode>,
25527 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
25528 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
25530 (sync_double_compare_and_swapdi_pic,
25531 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
25532 cmpxchg8b_pic_memory_operand instead of just memory_operand.
25534 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25537 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
25539 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25542 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
25543 (avx_addsubv4df3): Likewise.
25544 (*avx_addsubv4sf3): Likewise.
25545 (sse3_addsubv4sf3): Likewise.
25547 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25550 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
25552 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
25555 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
25556 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
25557 registers for allocnos created from user-defined variables.
25559 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25562 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
25563 of non-integer mode as well.
25565 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
25567 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
25568 for functions for which the parameter types are unknown.
25570 2009-03-11 Jakub Jelinek <jakub@redhat.com>
25573 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
25574 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
25575 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
25576 * config/i386/i386.c (ix86_local_alignment): For
25577 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
25578 long long variables on the stack to avoid dynamic realignment.
25579 Allow the first argument to be a decl rather than type.
25580 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
25582 2009-03-11 Nick Clifton <nickc@redhat.com>
25585 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
25587 Add description to mno-lsim option.
25588 * config/mcore/mcore.h: Remove comment about deprecated m4align
25590 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
25591 * doc/invoke.texi: Add description of mno-lsim and
25592 mstack-increment options.
25594 * config/fr30/fr30.opt: Document the -mno-lsim option.
25595 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
25596 and -mno-lsim options.
25598 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25600 * fold-const.c (fold_comparison): Only call fold_inf_compare
25601 if the mode supports infinities.
25603 2009-03-11 Jason Merrill <jason@redhat.com>
25606 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
25607 end already did. Notice GIMPLE_CALL modifications of the result.
25608 Don't copy debug information from an ignored decl or a decl from
25611 2009-03-10 Richard Guenther <rguenther@suse.de>
25612 Nathan Froyd <froydnj@codesourcery.com>
25614 PR middle-end/37850
25615 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
25616 (__divMODE3): Likewise.
25618 2009-03-09 Jakub Jelinek <jakub@redhat.com>
25620 PR tree-optimization/39394
25621 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
25622 DECL_SIZE_UNIT of variable length FIELD_DECLs.
25624 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
25626 * recog.c (verfiy_changes): Disallow renaming of hard regs in
25627 inline asms for register asm ("") declarations.
25629 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
25631 * fold-const.c (fold_unary): Fix comment.
25633 2009-03-07 Jan Hubicka <jh@suse.cz>
25636 * tree-inline.c (setup_one_parameter): Do replacement of const
25637 argument by constant in SSA form.
25639 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25641 PR middle-end/38028
25642 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
25643 determine alignment passed to assign_stack_local.
25644 (assign_parms_unsplit_complex): Likewise.
25645 * except.c (sjlj_build_landing_pads): Likewise.
25647 2009-03-06 Jakub Jelinek <jakub@redhat.com>
25649 PR middle-end/39360
25650 * tree-flow.h (add_referenced_var): Return bool instead of void.
25651 * tree-dfa.c (add_referenced_var): Return result of
25652 referenced_var_check_and_insert call.
25653 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
25654 of referenced_var_check_and_insert.
25657 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
25658 (gen_variable_die): Emit DW_AT_location on abstract static variable's
25659 DIE, don't emit it if abstract origin already has it.
25660 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
25661 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
25663 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
25665 * genpreds.c (needs_variable): Fix parentheses at variable name
25667 (write_tm_constrs_h): Indent generated code.
25669 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
25671 * doc/extend.texi (Function Attributes): Add documentation
25672 for isr attributes.
25674 2009-03-06 Jakub Jelinek <jakub@redhat.com>
25677 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
25678 take locus from its DECL_SOURCE_LOCATION instead of input_location.
25680 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
25682 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
25685 2009-03-05 Jakub Jelinek <jakub@redhat.com>
25688 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
25689 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
25691 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
25693 * config/i386/i386.md (R8_REG, R9_REG): New constants.
25694 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
25695 constants instead of magic numbers.
25696 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
25698 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
25699 (x86_64_ms_abi_int_parameter_registers): Ditto.
25700 (x86_64_int_return_registers): Ditto.
25701 (ix86_maybe_switch_abi): Ditto.
25702 (ix86_expand_call): Ditto for clobbered_registers array.
25703 (ix86_hard_regno_mode_ok): Ditto.
25704 (x86_extended_QIreg_mentioned_p): Ditto.
25706 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
25708 PR tree-optimization/39349
25709 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
25711 * combine.c (gen_lowpart_for_combine): Use omode when generating
25714 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
25716 PR rtl-optimization/39235
25717 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
25719 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
25721 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
25723 2009-03-04 Richard Guenther <rguenther@suse.de>
25725 PR tree-optimization/39362
25726 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
25727 that occur in abnormal PHIs should be varying.
25729 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
25731 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
25733 (simple_iv): Take loop as an argument instead of statement.
25734 * tree-scalar-evolution.h (simple_iv): Declaration changed.
25735 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
25737 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
25739 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
25740 * matrix-reorg.c (analyze_transpose): Ditto.
25741 * tree-data-ref.c (dr_analyze_innermost): Ditto.
25742 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
25743 * tree-predcom.c (ref_at_iteration): Ditto.
25744 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
25746 2009-03-04 Richard Guenther <rguenther@suse.de>
25748 PR tree-optimization/39358
25749 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
25750 escaped_id and callused_id.
25751 (solve_graph): Likewise.
25753 2009-03-04 Richard Guenther <rguenther@suse.de>
25755 PR tree-optimization/39339
25756 * tree-sra.c (try_instantiate_multiple_fields): Make it
25757 no longer ICE on the above.
25759 2009-03-03 Joseph Myers <joseph@codesourcery.com>
25761 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
25762 that fits within Pmode.
25764 2009-03-03 Steve Ellcey <sje@cup.hp.com>
25766 PR middle-end/10109
25767 * tm.texi (LIBCALL_VALUE): Update description.
25769 2009-03-03 Steve Ellcey <sje@cup.hp.com>
25771 PR middle-end/34443
25772 * doc/extend.texi (section): Update description.
25774 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
25776 PR middle-end/39345
25777 * tree-inline.c (remapped_type): New.
25778 (can_be_nonlocal): Call remapped_type instead of remap_type.
25780 2009-03-03 Jakub Jelinek <jakub@redhat.com>
25783 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
25784 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
25786 2009-03-03 Richard Guenther <rguenther@suse.de>
25788 PR middle-end/39272
25789 * tree.c (tree_nonartificial_location): New function.
25790 * tree.h (tree_nonartificial_location): Declare.
25791 * builtins.c (expand_builtin_memory_chk): Provide location
25792 of the call location for artificial function pieces.
25793 (maybe_emit_chk_warning): Likewise.
25794 (maybe_emit_sprintf_chk_warning): Likewise.
25795 (maybe_emit_free_warning): Likewise.
25796 * expr.c (expand_expr_real_1): Likewise.
25798 2009-03-03 Jakub Jelinek <jakub@redhat.com>
25800 PR tree-optimization/39343
25801 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
25802 COMPONENT_REF t has ARRAY_TYPE.
25804 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
25806 PR middle-end/39335
25807 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
25808 when the type precision of the induction variable should be
25809 larger than the type precision of nit.
25810 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
25811 * graphite.c (graphite_loop_normal_form): Same.
25812 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
25814 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
25816 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
25817 (*call_1_rex64_ms_sysv): Use named constants instead of magic
25818 numbers to describe clobbered registers.
25819 (*call_value_0_rex64_ms_sysv): Ditto.
25820 * config/i386/mmx.md (mmx_emms): Ditto.
25821 (mmx_femms): Ditto.
25823 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
25825 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
25828 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25830 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
25831 (spu_section_type_flags): New function.
25833 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
25835 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
25836 reg_class_contents of FLOAT_REGS into a temporary.
25838 2009-03-02 Richard Guenther <rguenther@suse.de>
25839 Ira Rosen <irar@il.ibm.com>
25841 PR tree-optimization/39318
25842 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
25843 information to the vectorized statement.
25845 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
25847 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
25848 variable. Use defined names instead of magic constants for REX SSE
25851 2009-03-01 Richard Guenther <rguenther@suse.de>
25853 PR tree-optimization/39331
25854 * omp-low.c (lower_send_shared_vars): Do not receive new
25855 values for the reference of DECL_BY_REFERENCE parms or results.
25857 2009-03-01 Jan Hubicka <jh@suse.cz>
25860 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
25861 BLOCK_NONLOCALIZED_VAR): New macros.
25862 (tree_block): Add nonlocalized_vars.
25863 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
25864 gen_decl_die): Add origin argument. Allow generation of die with
25865 origin at hand only.
25866 (gen_member_die, gen_type_die_with_usage, force_decl_die,
25867 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
25869 (gen_block_die): Fix checking for unused blocks.
25870 (process_scope_var): Break out from .... ; work with origins only.
25871 (decls_for_scope) ... here; process nonlocalized list.
25872 (dwarf2out_ignore_block): Look for nonlocalized vars.
25873 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
25875 (dump_scope_block): Dump them.
25876 * tree-inline.c (remap_decls): Handle nonlocalized vars.
25877 (remap_block): Likewise.
25878 (can_be_nonlocal): New predicate.
25879 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
25881 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25883 * configure: Regenerate.
25885 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25887 * optc-gen.awk: No need to duplicate option flags twice.
25888 Reuse help texts for duplicate options which do not have any.
25890 * gcc.c (display_help): Document --version.
25892 * gcc.c (main): If print_help_list and verbose_flag, ensure
25893 driver output comes before subprocess output.
25895 * optc-gen.awk: Assign all remaining fields to help string,
25896 space-separated, for multi-line help in *.opt.
25898 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
25899 -Wno-pedantic-ms-format is for MinGW targets only.
25901 * doc/options.texi (Option file format): Fix bad indentation,
25902 restoring dropped sentence.
25904 2009-02-28 Jan Hubicka <jh@suse.cz>
25906 * tree-inline.c (tree_function_versioning): Output debug info.
25908 2009-02-28 Jan Hubicka <jh@suse.cz>
25911 * tree-inline.c (setup_one_parameter): Do not copy propagate
25912 arguments when not optimizing.
25914 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
25917 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
25918 (avx_addsubv4df3): Likewise.
25919 (*avx_addsubv4sf3): Likewise.
25920 (sse3_addsubv4sf3): Likewise.
25921 (*avx_addsubv2df3): Likewise.
25922 (sse3_addsubv2df3): Likewise.
25923 (avx_unpckhps256): Correct item selectors.
25924 (avx_unpcklps256): Likewise.
25925 (avx_unpckhpd256): Likewise.
25926 (avx_unpcklpd256): Likewise.
25928 2009-02-28 Jan Hubicka <jh@suse.cz>
25930 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
25932 (copy_arguments_for_versioning): If var is declared don't declare it.
25933 (tree_function_versioning): First setup substitutions and then copy
25936 2009-02-27 Jan Hubicka <jh@suse.cz>
25939 * cgraph.h (varpool_output_debug_info): Remove.
25940 * cgraphunit.c (varpool_output_debug_info): Remove.
25941 * dwarf2out.c (deferred_locations_struct): New struct
25942 (deferred_locations): New type.
25943 (deferred_locations_list): New static var.
25944 (deffer_location): New function.
25945 (gen_variable_die): Use it.
25946 (decls_for_scope): Output info on local static vars.
25947 (dwarf2out_finish): Process deferred locations.
25948 * varpool.c (varpool_output_debug_info): Remove.
25950 2009-02-27 Jan Hubicka <jh@suse.cz>
25953 * tree.h (TREE_PROTECTED): Fix comment.
25954 (BLOCK_HANDLER_BLOCK): Remove.
25955 (struct tree_block): Remove handler_block add body_block.
25956 (inlined_function_outer_scope_p): New.
25957 (is_body_block): Remove.
25958 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
25959 * dwarf2out.c (is_inlined_entry_point): Remove.
25960 (add_high_low_attributes): Use inlined_function_outer_scope_p.
25961 (gen_block_die): Use is_inlined_entry_point check. Remove body block
25963 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
25964 * gimplify.c (gimplify_expr): Gimplify body blocks.
25965 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
25966 block with multiple subblocks.
25967 (dump_scope_block): Prettier output; dump more flags and info.
25968 (dump_scope_blocks): New.
25969 (remove_unused_locals): Use dump_scope_blocks.
25970 * tree-flow.h (dump_scope_blocks): Declare.
25971 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
25972 * stmt.c (is_body_block): Remove.
25973 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
25974 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
25976 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
25978 PR middle-end/39308
25979 * graphite.c (graphite_loop_normal_form): Do not call
25980 number_of_iterations_exit from a gcc_assert.
25982 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
25984 * config/s390/s390.c (s390_swap_cmp): Look for conditional
25985 jumps if COND is NULL.
25986 (find_cond_jump): New function.
25987 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
25988 * config/s390/s390.md: Remove z10_cobra attribute value.
25990 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
25992 * config/alpha/alpha.h (alpha_expand_mov): Return false if
25993 force_const_mem returns NULL_RTX.
25995 2009-02-26 Jan Hubicka <jh@suse.cz>
25998 * cgraph.h (varpool_output_debug_info): Remove.
25999 * cgraphunit.c (varpool_output_debug_info): Remove.
26000 * dwarf2out.c (deferred_locations_struct): New struct
26001 (deferred_locations): New type.
26002 (deferred_locations_list): New static var.
26003 (deffer_location): New function.
26004 (gen_variable_die): Use it.
26005 (decls_for_scope): Output info on local static vars.
26006 (dwarf2out_finish): Process deferred locations.
26007 * varpool.c (varpool_output_debug_info): Remove.
26009 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
26011 PR rtl-optimization/39241
26012 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
26013 to subreg_offset_representable_p.
26015 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26017 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
26018 execute function prototype. Get f and nregs from max_reg_num
26019 and get_insns. Remove the first backward pass as it's dead,
26020 guard the forward pass by flag_expensive_optimizations.
26021 (rest_of_handle_regmove): Delete.
26022 (pass_regmove): Replace it with regmove_optimize.
26024 2009-02-25 Martin Jambor <mjambor@suse.cz>
26026 PR tree-optimization/39259
26027 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
26028 calls_alloca function flags.
26029 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
26030 calls are detected.
26032 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26034 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
26035 flags_set_1_rtx, flags_set_1_set): Delete.
26036 (regmove_optimize): Do not call mark_flags_life_zones.
26038 2009-02-24 Julian Brown <julian@codesourcery.com>
26041 * config/arm/arm.c (require_pic_register): Only set
26042 cfun->machine->pic_reg once per function.
26044 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
26046 * doc/invoke.texi (Link Options): Document an easier way to pass
26047 options that take arguments to the GNU linker using -Xlinker and -Wl.
26049 2009-02-24 Steve Ellcey <sje@cup.hp.com>
26052 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
26054 2009-02-24 Richard Guenther <rguenther@suse.de>
26057 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
26059 2009-02-24 Richard Guenther <rguenther@suse.de>
26060 Zdenek Dvorak <ook@ucw.cz>
26062 PR tree-optimization/39233
26063 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
26064 from converting them to a generic type.
26066 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
26068 PR tree-optimization/39260
26069 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
26070 contains a condition with a real type.
26071 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
26073 2009-02-23 Jason Merrill <jason@redhat.com>
26076 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
26077 narrowing_initializer_constant_valid_p.
26078 (narrowing_initializer_constant_valid_p): Don't return
26079 null_pointer_node for adding a pointer to itself.
26081 2009-02-23 Jan Hubicka <jh@suse.cz>
26084 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
26087 2009-02-23 Jan Hubicka <jh@suse.cz>
26089 PR tree-optimization/37709
26090 * tree.c (block_ultimate_origin): Move here from dwarf2out.
26091 * tree.h (block_ultimate_origin): Declare.
26092 * dwarf2out.c (block_ultimate_origin): Move to tree.c
26093 * tree-ssa-live.c (remove_unused_scope_block_p):
26094 Eliminate blocks containig no instructions nor live variables nor
26096 (dump_scope_block): New function.
26097 (remove_unused_locals): Enable removal of dead blocks by default;
26098 enable dumping at TDF_DETAILS.
26100 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26102 * config/i386/i386.c (classify_argument): Don't allow COImode
26104 (function_arg_advance_32): Don't allow OImode.
26105 (function_arg_32): Likewise.
26106 (function_value_32): Likewise.
26107 (return_in_memory_32): Likewise.
26108 (function_arg_64): Remove OImode comment.
26110 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26113 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
26114 ix86_expand_vector_set for V4DImode in 64bit mode only.
26115 (ix86_expand_vector_init_one_var): Likewise.
26117 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
26119 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
26121 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26124 * loop-iv.c: Revert last change.
26125 * emit-rtl.c: Likewise.
26127 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26130 * config/i386/i386.c (type_natural_mode): Remove an extra
26131 space in the warning message.
26132 (function_value_32): Handle 32-byte vector modes.
26133 (return_in_memory_32): Likewise.
26135 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26137 * loop-iv.c (truncate_value): New function.
26138 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
26140 (lowpart_subreg): Move to...
26141 * emit-rtl.c: ...here.
26143 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
26145 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
26146 accidental and undocumented change at revision 140860.
26148 2009-02-21 Joseph Myers <joseph@codesourcery.com>
26150 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
26151 take gimple_seq * arguments.
26152 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
26153 types_compatible_p langhook.
26155 2009-02-20 Mark Mitchell <mark@codesourcery.com>
26156 Joseph Myers <joseph@codesourcery.com>
26158 * config/arm/arm.c (arm_builtin_va_list): New function.
26159 (arm_expand_builtin_va_start): Likewise.
26160 (arm_gimplify_va_arg_expr): Likewise.
26161 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
26162 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
26163 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
26164 (va_list_type): New variable.
26165 (arm_mangle_type): Mangle va_list_type appropriately.
26167 2009-02-20 Jakub Jelinek <jakub@redhat.com>
26169 PR middle-end/39157
26170 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
26171 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
26172 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
26173 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
26174 parameter to 1000 for -O1 by default.
26175 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
26177 * loop-invariant.c: Include params.h.
26178 (move_loop_invariants): Don't call move_single_loop_invariants on
26181 2009-02-20 Jaka Mocnik <jaka@xlab.si>
26183 * calls.c (emit_library_call_value_1): Use slot_offset instead of
26184 offset when calculating bounds for indexing stack_usage_map. Fixes
26185 a buffer overflow with certain target setups.
26187 2009-02-20 Jakub Jelinek <jakub@redhat.com>
26190 * calls.c (expand_call): Clear try_tail_call if caller and callee
26191 disagree in promotion of function return value.
26193 2009-02-19 Jakub Jelinek <jakub@redhat.com>
26196 * c-common.c (c_determine_visibility): If visibility changed and
26197 DECL_RTL has been already set, call make_decl_rtl to update symbol
26200 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
26203 * varasm.c (assemble_variable): Don't check DECL_NAME when
26204 globalizing a variable.
26206 2009-02-19 Joseph Myers <joseph@codesourcery.com>
26209 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
26210 expression before any __builtin_trap call.
26211 * c-typeck.c (build_function_call): Convert and check function
26212 arguments before generating a call to a trap. Evaluate the
26213 function arguments before the trap.
26215 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
26218 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
26219 (UNSPEC_FXAM_MEM): New unspec.
26220 (fxam<mode>2_i387_with_temp): New insn and split pattern.
26221 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
26222 memory using fxam<mode>2_i387_with_temp to remove excess precision.
26224 2009-02-19 Richard Guenther <rguenther@suse.de>
26226 PR tree-optimization/39207
26227 PR tree-optimization/39074
26228 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
26229 storedanything_tree): New.
26230 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
26231 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
26232 (build_succ_graph): Add edges from STOREDANYTHING to all
26234 (init_base_vars): Initialize STOREDANYTHING.
26235 (compute_points_to_sets): Free substitution info after
26236 building the succ graph.
26237 (ipa_pta_execute): Likewise.
26239 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
26241 (do_ds_constraint): Do not add to special var or non-pointer
26243 (type_could_have_pointers): Split out from ...
26244 (could_have_pointers): ... here. For arrays use the element type.
26245 (create_variable_info_for): Initialize may_have_pointers.
26246 (new_var_info): Likewise.
26247 (handle_lhs_call): Make the HEAP variable unknown-sized.
26248 (intra_create_variable_infos): Use a type with pointers for
26249 PARM_NOALIAS, make it unknown-sized.
26251 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
26254 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
26256 2009-02-18 Jason Merrill <jason@redhat.com>
26259 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
26260 value if DECL_EXTERNAL.
26261 * tree-sra.c (sra_walk_gimple_assign): Likewise.
26262 * target.h (gcc_target::binds_local_p): Clarify "module".
26263 * tree.h (TREE_PUBLIC): Clarify "module".
26265 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
26268 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
26269 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
26271 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
26274 * c.opt (Wabi): Support C and ObjC.
26277 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
26279 * config/i386/i386.c (classify_argument): Warn once about the ABI
26280 change when passing union with long double.
26282 * doc/invoke.texi: Update -Wabi for warning psABI changes.
26284 2009-02-18 Joseph Myers <joseph@codesourcery.com>
26287 * c-parser.c (c_parser_compound_statement): Always enter and leave
26290 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26293 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
26295 2009-02-18 Jakub Jelinek <jakub@redhat.com>
26297 PR tree-optimization/36922
26298 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
26299 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
26302 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26304 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
26307 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26309 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
26311 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26313 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
26316 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
26317 Richard Sandiford <rdsandiford@googlemail.com>
26319 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
26320 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
26321 (loongson_biadd): ...this.
26323 2009-02-17 Richard Guenther <rguenther@suse.de>
26325 PR tree-optimization/39202
26326 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
26327 a var make sure to follow existing collapses.
26329 2009-02-17 Richard Guenther <rguenther@suse.de>
26331 PR middle-end/39214
26332 * langhooks.c (lhd_print_error_function): Check for NULL block.
26334 2009-02-17 Richard Guenther <rguenther@suse.de>
26336 PR tree-optimization/39204
26337 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
26340 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
26342 * config/soft-fp/double.h: Update from glibc CVS.
26344 2009-02-17 Richard Guenther <rguenther@suse.de>
26346 PR tree-optimization/39207
26347 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
26348 strict-aliasing warnings for pointers pointing to NULL.
26350 2009-02-16 Joseph Myers <joseph@codesourcery.com>
26353 * c-parser.c (c_parser_braced_init): Call pop_init_level when
26354 skipping until next close brace.
26356 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
26359 * config/i386/i386.c (ix86_expand_push): Set memory alignment
26360 to function argument boundary.
26362 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
26364 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
26365 in the lea_add. Reload eventually constraints it properly.
26366 * config/picochip/constraints.md: Remove the target constraint
26367 "b", since it is not needed anymore.
26369 2009-02-16 Jakub Jelinek <jakub@redhat.com>
26371 * gthr-dce.h: Uglify function parameter and local variable names.
26372 * gthr-gnat.h: Likewise.
26373 * gthr-mipssde.h: Likewise.
26374 * gthr-nks.h: Likewise.
26375 * gthr-posix95.h: Likewise.
26376 * gthr-posix.h: Likewise.
26377 * gthr-rtems.h: Likewise.
26378 * gthr-single.h: Likewise.
26379 * gthr-solaris.h: Likewise.
26380 * gthr-tpf.h: Likewise.
26381 * gthr-vxworks.h: Likewise.
26382 * gthr-win32.h: Likewise.
26384 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
26387 * config/i386/i386.md: Restrict the new peephole2 to move
26388 between MMX/SSE registers.
26390 2009-02-15 Richard Guenther <rguenther@suse.de>
26393 2009-02-13 Richard Guenther <rguenther@suse.de>
26395 * configure.ac: Enable LFS.
26396 * configure: Re-generate.
26397 * config.in: Likewise.
26399 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26401 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
26402 spu_srqwbyte, spu_srqwbytebc): Define.
26403 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
26404 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
26405 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
26406 "shrqby_<mode>"): New insn-and-split patterns.
26407 * config/spu/spu.c (expand_builtin_args): Determine and return
26408 number of operands using spu_builtin_description data.
26409 (spu_expand_builtin_1): Use it.
26411 2009-02-13 Steve Ellcey <sje@cup.hp.com>
26414 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
26417 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26420 * config/i386/i386.c (override_options): Correct warning
26421 messages for -malign-loops, -malign-jumps and -malign-functions.
26423 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26426 * config/i386/i386.md: Restrict the new peephole2 to move
26427 between the general purpose registers.
26429 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26432 * config/i386/i386.c (type_natural_mode): Add a new argument.
26433 Return the original mode and warn ABI change if vector size is 32byte.
26434 (function_arg_advance): Updated.
26435 (function_arg): Likewise.
26436 (ix86_function_value): Likewise.
26437 (ix86_return_in_memory): Likewise.
26438 (ix86_sol10_return_in_memory): Likewise.
26439 (ix86_gimplify_va_arg): Likewise.
26440 (function_arg_32): Don't warn ABX ABI change here.
26441 (function_arg_64): Likewise.
26443 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
26445 * loop-iv.c (implies_p): In the final case, test that operands 0
26446 of the two comparisons match.
26448 * config/bfin/bfin.c (find_prev_insn_start): New function.
26449 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
26450 (find_next_insn_start): Move.
26452 2009-02-13 Richard Guenther <rguenther@suse.de>
26454 * configure.ac: Enable LFS.
26455 * configure: Re-generate.
26456 * config.in: Likewise.
26458 2009-02-13 Joseph Myers <joseph@codesourcery.com>
26461 * c-parser.c (c_parser_parms_list_declarator): Discard pending
26462 sizes on syntax error after some arguments have been parsed.
26464 2009-02-12 Jakub Jelinek <jakub@redhat.com>
26466 * doc/invoke.texi (-fira): Remove.
26468 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26470 * caller-save.c: Replace regclass.c with reginfo.c in comments.
26471 * recog.c: Likewise.
26474 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
26476 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
26477 (umul_ppmm): Likewise.
26478 (count_leading_zeros): Likewise.
26479 (count_trailing_zeros): Likewise.
26480 (UMUL_TIME): Likewise.
26482 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26484 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
26485 soft-fp/t-softfp to tmake_file.
26487 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
26488 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
26489 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
26490 IA64_BUILTIN_INFQ]: New.
26491 (ia64_init_builtins): Initialize __builtin_infq,
26492 __builtin_fabsq and __builtin_copysignq if not HPUX.
26493 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
26494 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
26496 * config/ia64/lib1funcs.asm (__divtf3): Define only if
26498 (__fixtfti): Likewise.
26499 (__fixunstfti): Likewise.
26500 (__floattitf): Likewise.
26502 * config/ia64/libgcc-glibc.ver: New.
26503 * config/ia64/t-fprules-softfp: Likewise.
26504 * config/ia64/sfp-machine.h: Likewise.
26506 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
26507 (LIBGCC2_TF_CEXT): Likewise.
26508 (TF_SIZE): Likewise.
26509 (TARGET_INIT_LIBFUNCS): Likewise.
26511 * config/ia64/t-glibc (SHLINB_MAPFILES):
26512 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
26514 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26516 * config/i386/i386.c (construct_container): Rewrite processing
26517 BLKmode with X86_64_SSE_CLASS.
26519 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
26522 * config/i386/i386.md: Replace simplify_replace_rtx with
26523 replace_rtx in the new peephole2.
26525 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
26527 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
26528 loop unrolling do not happen at -O2.
26530 2009-02-12 Michael Matz <matz@suse.de>
26532 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
26534 2009-02-12 Jakub Jelinek <jakub@redhat.com>
26536 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
26539 2009-02-12 Ben Elliston <bje@au.ibm.com>
26541 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
26542 patterns when updating the back chain. Missed in the 2009-02-10
26545 2009-02-11 Janis Johnson <janis187@us.ibm.com>
26547 * doc/extend.texi (Decimal Floating Types): Update identifier of
26548 draft TR and list of missing support.
26550 2009-02-11 Jakub Jelinek <jakub@redhat.com>
26552 PR middle-end/39154
26553 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
26554 bit to variable length decl's flags, add it also to its
26555 pointer replacement variable.
26557 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
26558 Jakub Jelinek <jakub@redhat.com>
26561 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
26562 (memory_blockage): New expander.
26563 (*memory_blockage): New insn pattern.
26564 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
26565 instead of general blockage at the end of function prologue when
26566 frame pointer is used to access red zone area. Do not emit blockage
26567 when profiling, it is emitted in generic code.
26568 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
26569 function epilogue when frame pointer is used to access red zone area.
26571 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
26574 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
26575 by arithmetic with memory operands.
26576 * config/i386/predicates.md (commutative_operator): New.
26578 2009-02-10 Janis Johnson <janis187@us.ibm.com>
26580 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
26583 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
26585 * alias.h (record_alias_subset): Declare.
26586 * alias.c (record_alias_subset): Make global.
26588 2009-02-10 Nick Clifton <nickc@redhat.com>
26590 * tree-parloops.c: Change license to GPLv3.
26591 * ipa-struct-reorg.c: Change license to GPLv3.
26592 * ipa-struct-reorg.h: Change license to GPLv3.
26594 2009-02-10 Steve Ellcey <sje@cup.hp.com>
26597 * c-decl.c (start_struct): Return NULL on error.
26599 2009-02-10 Jakub Jelinek <jakub@redhat.com>
26601 PR middle-end/39124
26602 * cfgloopmanip.c (remove_path): Call remove_bbs after
26603 cancel_loop_tree, not before it.
26606 * function.h (struct function): Add has_local_explicit_reg_vars bit.
26607 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
26608 VAR_DECLs were seen.
26609 * tree-ssa-live.c (remove_unused_locals): Recompute
26610 cfun->has_local_explicit_reg_vars.
26611 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
26612 copies or clearings if cfun->has_local_explicit_reg_vars.
26614 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
26617 * config/i386/i386.c (expand_prologue): Emit blockage at the end
26618 of function prologue when frame pointer is used to access
26621 2009-02-10 Richard Guenther <rguenther@suse.de>
26623 PR middle-end/39127
26624 * gimplify.c (gimple_regimplify_operands): Always look if
26625 we need to create a temporary.
26627 2009-02-10 Richard Guenther <rguenther@suse.de>
26629 PR tree-optimization/39132
26630 * tree-loop-distribution.c (todo): New global var.
26631 (generate_memset_zero): Trigger TODO_rebuild_alias.
26632 (tree_loop_distribution): Return todo.
26634 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
26637 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
26638 (x86_64_reg_class_name): Removed.
26639 (classify_argument): Return 0 if bytes > 32. Return 0 if the
26640 first one isn't X86_64_SSE_CLASS or any other ones aren't
26641 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
26642 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
26643 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
26644 and 3 X86_64_SSEUP_CLASS.
26645 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
26646 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
26648 2009-02-10 Ben Elliston <bje@au.ibm.com>
26650 * config/rs6000/rs6000.md (allocate_stack): Always use an update
26651 form instruction to update the stack back chain word, even if the
26652 user has disabled the generation of update instructions.
26653 (movdi_<mode>_update_stack): New.
26654 (movsi_update_stack): Likewise.
26655 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
26656 always use an update form instruction to update the stack back
26659 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
26661 PR middle-end/38953
26662 * graphite.c (if_region_set_false_region): After moving a region in
26663 the false branch of a condition, remove the empty dummy basic block.
26664 (gloog): Remove wrong fix for PR38953.
26666 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26668 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
26669 generation due to implicit sign extension.
26671 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
26673 PR middle-end/38981
26674 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
26675 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
26677 2009-02-09 Richard Guenther <rguenther@suse.de>
26679 PR middle-end/35202
26680 * convert.c (convert_to_real): Disable (float)fn((double)x)
26681 to fnf(x) conversion if errno differences may occur and
26682 -fmath-errno is set.
26684 2009-02-07 Anatoly Sokolov <aesok@post.ru>
26686 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
26687 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
26688 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
26690 2009-02-06 Joseph Myers <joseph@codesourcery.com>
26693 * c-common.c (handle_alias_attribute): Disallow attribute for
26694 anything not a FUNCTION_DECL or VAR_DECL.
26696 2009-02-06 Janis Johnson <janis187@us.ibm.com>
26699 * real.c (do_compare): Special-case compare of zero against
26700 decimal float value.
26702 2009-02-06 Joseph Myers <joseph@codesourcery.com>
26705 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
26706 as indicating flexible array members unless the field itself is
26707 being declarared as the incomplete array.
26709 2009-02-06 Jan Hubicka <jh@suse.cz>
26711 PR tree-optimization/38844
26712 * ipa-inline.c (try_inline): Stop inlining recursion when edge
26713 is already inlined.
26715 2009-02-06 Richard Guenther <rguenther@suse.de>
26717 PR middle-end/38977
26718 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
26719 fork because we may expand it as __gcov_fork.
26721 2009-02-06 Nick Clifton <nickc@redhat.com>
26723 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
26725 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
26727 PR tree-optimization/35659
26728 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
26729 vn_phi_eq): Shortcut if hashcode does not match.
26730 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
26732 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
26733 and avoid iterative_hash_expr.
26734 (FOR_EACH_VALUE_ID_IN_SET): New.
26735 (value_id_compare): Remove.
26736 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
26737 sort expressions by value id.
26739 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
26742 * config/sh/predicates.md (general_movsrc_operand): Don't check
26743 the subreg of system registers here.
26745 2009-02-05 Jakub Jelinek <jakub@redhat.com>
26748 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
26749 on the copied decl.
26751 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
26753 PR rtl-optimization/39110
26754 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
26755 addresses, not aligned ones.
26757 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
26758 Richard Guenther <rguenther@suse.de>
26760 PR tree-optimization/39100
26761 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
26762 comment says and add edges.
26764 2009-02-05 Joseph Myers <joseph@codesourcery.com>
26767 * c-common.c (handle_tls_model_attribute): Ignore attribute for
26768 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
26770 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
26772 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
26773 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
26774 register_bb_in_sese, new_sese, free_sese): Moved.
26775 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
26776 outermost_loop_in_scop, build_scop_iteration_domain,
26777 expand_scalar_variables_ssa_name, get_vdef_before_scop,
26778 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
26779 Use loop_in_sese_p instead of loop_in_scop_p.
26780 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
26781 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
26782 (scopdet_basic_block_info): Fix bug in scop detection.
26783 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
26784 eq_loop_to_cloog_loop): Remove.
26785 (nb_loops_around_loop_in_scop, nb_loop
26786 ref_nb_loops): Moved here...
26787 * graphite.h (ref_nb_loops): ... from here.
26788 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
26789 (loop_domain_dim, loop_iteration_vector_dim): Remove.
26790 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
26792 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
26793 Hans-Peter Nilsson <hp@axis.com>
26795 PR rtl-optimization/37889
26796 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
26797 Move offset handling from PLUS to before the switch. Use new
26798 arguments when considering SYMBOL_REFs too.
26799 (rtx_addr_can_trap_p): Pass dummy offset and size.
26800 (enum may_trap_p_flags): Remove.
26801 (may_trap_p_1): Pass size from MEM_SIZE.
26803 PR rtl-optimization/38921
26804 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
26805 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
26806 * rtlanal.c (may_trap_after_code_motion_p): Delete.
26807 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
26809 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
26811 AVX Programming Reference (January, 2009)
26812 * config/i386/sse.md (*vpclmulqdq): New.
26814 2009-02-04 Jakub Jelinek <jakub@redhat.com>
26816 PR tree-optimization/38977
26817 PR gcov-profile/38292
26818 * calls.c (special_function_p): Disregard __builtin_ prefix.
26820 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
26822 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
26823 non-indexable addresses even before reload.
26825 2009-02-03 Joseph Myers <joseph@codesourcery.com>
26828 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
26829 as having variable size. Do not give an error for unnamed
26830 parameters with [*] declarators. Give a warning for type names
26831 with [*] declarators and mark them as variable size.
26832 * c-parser.c (c_parser_sizeof_expression): Do not give an error
26833 for sizeof applied to [*] type names.
26835 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
26838 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
26840 2009-02-03 Jakub Jelinek <jakub@redhat.com>
26842 * gcc.c (process_command): Update copyright notice dates.
26843 * gcov.c (print_version): Likewise.
26844 * gcov-dump.c (print_version): Likewise.
26845 * mips-tfile.c (main): Likewise.
26846 * mips-tdump.c (main): Likewise.
26848 2009-02-03 Joseph Myers <joseph@codesourcery.com>
26851 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
26852 for composite type involving a zero-length array type.
26854 2009-02-03 Jakub Jelinek <jakub@redhat.com>
26857 * function.c (match_asm_constraints_1): Skip over
26858 initial optional % in the constraint.
26860 PR inline-asm/39059
26861 * c-parser.c (c_parser_postfix_expression): If fixed point is not
26862 supported, don't accept FIXED_CSTs.
26863 * c-decl.c (finish_declspecs): Error if fixed point is not supported
26864 and _Sat is used without _Fract/_Accum. Set specs->type to
26865 integer_type_node for cts_fract/cts_accum if fixed point is not
26868 2009-02-02 Catherine Moore <clm@codesourcery.com>
26870 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
26872 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
26874 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
26875 (ABI_HAS_64BIT_SYMBOLS): Use it.
26876 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
26878 2009-02-02 Paul Brook <paul@codesourcery.com>
26880 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
26882 2009-02-02 Jakub Jelinek <jakub@redhat.com>
26884 PR inline-asm/39058
26885 * recog.h (asm_operand_ok): Add constraints argument.
26886 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
26887 recurse on matching constraint.
26888 (check_asm_operands): Pass constraints as 3rd argument to
26889 asm_operand_ok. Don't look up matching constraint here.
26890 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
26893 2009-02-02 Ben Elliston <bje@au.ibm.com>
26895 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
26896 TARGET_NARROW_VOLATILE_BITFIELD macro names.
26898 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26900 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
26901 information. Remove some obsolete information. Reorganize.
26903 * config/pa/fptr.c: Revert license to GPL 2.
26904 * config/pa/milli64.S: Likewise.
26906 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
26909 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
26910 LIBRARY name in, instead of hard-coding it.
26911 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
26912 extra target make frag to tmake_files according to EH model.
26913 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
26914 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
26915 frags that define makefile variable EH_MODEL appropriately.
26916 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
26917 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
26918 to "-sjlj" according to type of EH configured.
26919 (LIBGCC_SONAME): Concatenate it to shared library base name.
26920 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
26921 to "_sjlj" according to type of EH configured.
26922 (LIBGCC_SONAME): Concatenate it to shared library base name.
26923 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
26924 (SHLIB_LINK): Add missing semicolon to if-else construct.
26925 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
26926 string value of "pe_dll" command-line option.
26927 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
26928 (SHLIB_SONAME): Use it when overriding t-cygming default.
26929 (SHLIB_IMPLIB): Override t-cygming default.
26930 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
26931 string value of "pe_dll" command-line option.
26933 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
26936 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
26937 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
26939 2009-01-31 Richard Guenther <rguenther@suse.de>
26941 PR tree-optimization/38937
26942 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
26943 computing the transitive closure.
26945 2009-01-30 Richard Guenther <rguenther@suse.de>
26947 PR tree-optimization/39041
26948 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
26949 Propagate variable indices only if the types match for this stmt.
26951 2009-01-30 Jakub Jelinek <jakub@redhat.com>
26954 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
26955 inline but never defined.
26957 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
26959 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
26960 (*insv_h_di_reg_extimm): New insn.
26961 (*insv_l<mode>_reg_extimm): New insn.
26963 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
26965 * config/picochip/picochip.c (flag_conserve_stack): set
26966 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
26967 fconserve-stack. Reduce call-overhead used by inliner.
26969 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
26972 * common.opt (flag_conserve_stack): Initialised to zero.
26974 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
26977 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
26978 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
26981 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
26983 * ira-color.c (allocno_reload_assign): Update comments.
26984 * regmove.c (regmove_optimize): Likewise.
26988 2009-01-29 Robert Millan <rmh@aybabtu.com>
26990 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
26991 * config/i386/kopensolaris-gnu.h: New file. Undefine
26992 `MD_UNWIND_SUPPORT'.
26993 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
26995 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
26997 PR tree-optimization/39007
26998 * tree-loop-distribution.c (generate_builtin): Use
26999 recompute_dominator to compute the immediate dominator of the
27000 basic block just after the loop.
27002 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
27004 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
27005 (ASM_OUTPUT_DWARF_PCREL): Define.
27007 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
27009 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
27010 * doc/passes.texi: Remove entries about regclass, local-alloc, and
27011 global. Modify entries about regmove and IRA.
27013 * ra-conflict.c: Remove the file.
27015 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
27017 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
27018 (pass_regclass_init): Rename to pass_reginfo_init.
27020 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
27022 * toplev.h (flag_ira): Remove.
27024 * caller-save.c (setup_save_areas): Remove flag_ira.
27026 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
27028 * global.c: Remove the file.
27030 * opts.c (decode_options): Remove flag_ira.
27032 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
27034 * regmove.c: Modify file description.
27035 (find_use_as_address, try_auto_increment): Define them only if
27036 AUTO_INC_DEC is defined.
27037 (replacement_quality, replace_in_call_usage, fixup_match_1,
27038 stable_and_no_regs_but_for_p): Remove.
27039 (reg_set_in_bb): Make it static.
27040 (regmove_optimize): Remove flag_ira and code which worked for
27043 * local-alloc.c: Remove the file.
27045 * common.opt (fira): Remove.
27047 * ira.c: Include except.h.
27048 (eliminable_regset): Move from global.c.
27049 (mark_elimination): Ditto. Remove flag_ira.
27050 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
27051 equiv_mem_modified, validate_equiv_mem_from_store,
27052 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
27053 contains_replace_regs, memref_referenced_p, memref_used_between_p,
27054 no_equiv, recorded_label_ref): Move from local-alloc.c.
27055 (update_equiv_regs): Ditto. Make it static.
27056 (print_insn_chain, print_insn_chains): Move it from global.c.
27057 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
27058 (build_insn_chain): Ditto. Make it static.
27059 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
27060 Rename to init_live_subregs.
27061 (gate_ira): Remove flag_ira.
27063 * regclass.c: Rename reginfo.c. Change file description.
27064 (FORBIDDEN_INC_DEC_CLASSES): Remove.
27065 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
27066 (init_reg_sets_1): Remove code for evaluation of
27067 reg_class_superclasses and losing_caller_save_reg_set.
27068 (init_regs): Remove init_reg_autoinc.
27069 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
27070 ok_for_base_p_nonstrict): Remove.
27071 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
27072 (pass_regclass_init): Rename to pass_reginfo_init. Modify
27073 corresponding entries.
27074 (dump_regclass, record_operand_costs, scan_one_insn,
27075 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
27076 record_address_regs, auto_inc_dec_reg_p): Remove.
27077 (gt-regclass.h): Rename to gt-reginfo.h.
27079 * rtl.h (dump_global_regs, retry_global_alloc,
27080 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
27082 * Makefile.in (RA_H): Remove.
27083 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
27084 Rename regclass.o to reginfo.o.
27085 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
27087 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
27088 (GTFILES): Rename regclass.c to reginfo.c.
27090 * passes.c (init_optimization_passes): Remove pass_local_alloc and
27091 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
27093 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
27094 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
27096 (finish_spills): Ditto. Remove code for !flag_ira.
27098 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
27100 PR middle-end/35854
27101 * doc/invoke.texi (rtl debug options): Complete rewrite.
27102 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
27104 * mode-switching.c (pass_mode_switching): Rename pass from
27105 "mode-sw" to "mode_sw".
27106 * except.c (pass_convert_to_eh_ranges): Rename pass from
27107 "eh-ranges" to "eh_ranges".
27108 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
27112 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
27113 Alexander Monakov <amonakov@ispras.ru>
27115 PR middle-end/38857
27116 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
27118 (move_exprs_to_boundary): Change return type and pass through
27119 should_move from move_op. Relax assert. Update usage ...
27120 (schedule_expr_on_boundary): ... here. Use should_move instead of
27122 (move_op_orig_expr_found): Indicate that insn was disconnected from
27124 (code_motion_process_successors): Do not call after_merge_succs
27125 callback if original expression was not found when traversing any of
27127 (code_motion_path_driver): Change return type. Update prototype.
27128 (move_op): Update comment. Add a new parameter (should_move). Update
27129 prototype. Set *should_move based on indication provided by
27130 move_op_orig_expr_found.
27132 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
27134 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
27135 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
27136 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
27137 * config/rs6000/rs6000.c (rs6000_override_options): Default
27138 avoid-indexed-addresses on for Power6, off for everything else.
27139 (avoiding_indexed_address_p): New function.
27140 (rs6000_legitimize_address): Use it.
27141 (rs6000_legitimate_address): Likewise.
27142 * config/rs6000/rs6000.md (movXX_updateX): Likewise
27144 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
27146 PR tree-optimization/38997
27147 * tree-loop-distribution.c (generate_memset_zero): Use
27148 POINTER_PLUS_EXPR for a pointer addition.
27150 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
27152 * config/s390/s390.md (bswap<mode>2): New pattern added.
27154 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27156 * config/s390/s390.md (*tls_load_31): Added type attribute.
27158 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27160 * config/s390/s390.md: Fix a few comments.
27162 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27164 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
27165 (*tm<mode>_full): Fixed z10prop attribute.
27166 (*tst<mode>_extimm): Fixed z10prop attribute.
27167 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
27168 (*tstqiCCT_cconly): Fixed z10prop attribute.
27169 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
27170 (*movsi_larl): Fixed z10prop attribute.
27171 (*movsi_zarch): Fixed z10prop attribute.
27172 (*movsi_eas): Fixed z10prop attribute.
27173 (*movhi): Fixed z10prop attribute.
27174 (*movqi): Fixed z10prop attribute.
27175 (*movstrictqi): Fixed z10prop attribute.
27176 (*mov<mode>): Fixed z10prop attribute.
27177 (*movcc): Fixed z10prop attribute.
27178 (*sethighpartdi_64): Fixed z10prop attribute.
27179 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
27180 (*negdi2_sign_cc): Fixed z10prop attribute.
27181 (*negdi2_sign): Fixed z10prop attribute.
27182 (*absdi2_sign_cc): Fixed z10prop attribute.
27183 (*absdi2_sign): Fixed z10prop attribute.
27184 (*negabsdi2_sign_cc): Fixed z10prop attribute.
27185 (*negabsdi2_sign): Fixed z10prop attribute.
27186 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
27187 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
27188 (doloop_si64): Fixed z10prop attribute.
27189 (doloop_si31): Fixed z10prop attribute.
27190 (doloop_long): Fixed z10prop attribute.
27191 (indirect_jump): Fixed z10prop attribute.
27192 (nop): Fixed z10prop attribute.
27193 (main_base_64): Fixed z10prop attribute.
27194 (reload_base_64): Fixed z10prop attribute.
27196 2009-01-28 Jakub Jelinek <jakub@redhat.com>
27198 PR rtl-optimization/38740
27199 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
27201 * config/mips/mips.c (mips_reorg): Likewise.
27203 2009-01-28 Richard Guenther <rguenther@suse.de>
27205 PR tree-optimization/38926
27206 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
27207 with the correct value id to a value.
27208 (do_regular_insertion): Use the value number of edoubleprime
27209 for the value number of the expr.
27212 2008-08-21 Richard Guenther <rguenther@suse.de>
27214 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
27215 a PHI ask VN if it is already available.
27216 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
27217 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
27219 2009-01-28 Jakub Jelinek <jakub@redhat.com>
27221 PR middle-end/38934
27222 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
27223 set to varying whenever max has TREE_OVERFLOW set, similarly
27224 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
27226 2009-01-28 Richard Guenther <rguenther@suse.de>
27228 PR middle-end/38908
27229 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
27230 uninitialized aggregate uses in call arguments.
27232 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
27234 PR tree-optimization/38984
27235 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
27236 the nothing_id variable if -fno-delete-null-pointer-checks.
27238 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
27241 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
27242 (set_got_offset_rex64): Ditto.
27244 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
27247 * doc/extend.texi: Improve local variable with asm reg.
27249 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
27251 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
27252 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
27253 was not supplied then set warn_packed_bitfield_compat to the
27254 default value of 1.
27255 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
27258 2009-01-27 Richard Guenther <rguenther@suse.de>
27260 PR tree-optimization/38503
27261 * cfgexpand.c (expand_gimple_basic_block): Ignore
27262 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
27263 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
27264 variables that cannot have TBAA applied.
27265 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
27268 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
27270 PR middle-end/38969
27271 * calls.c (initialize_argument_information): Do not wrap complex
27272 arguments in SAVE_EXPR.
27274 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
27276 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
27277 (INSTALL_LIBGCC): Revert typo commit.
27279 2009-01-26 Richard Guenther <rguenther@suse.de>
27281 PR tree-optimization/38745
27282 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
27283 from special handling.
27285 2009-01-26 Richard Guenther <rguenther@suse.de>
27287 PR tree-optimization/38745
27288 * tree-ssa.c (execute_update_addresses_taken): Do not include
27289 variables that cannot possibly be a register in not_reg_needs.
27290 Do not clear TREE_ADDRESSABLE on vars that may not become
27292 * tree-ssa.c (update_alias_info_1): Include those in the set
27293 of addressable vars.
27295 2009-01-26 Richard Guenther <rguenther@suse.de>
27297 PR middle-end/38851
27298 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
27299 * tree-ssa-dse.c: Include langhooks.h
27300 (execute_simple_dse): Remove stores with zero size.
27302 2009-01-24 Jakub Jelinek <jakub@redhat.com>
27305 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
27308 2009-01-24 Julian Brown <julian@codesourcery.com>
27310 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
27311 config/arm/linux-atomic.c.
27312 * config/arm/linux-atomic.c: New.
27314 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
27316 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
27317 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
27318 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
27320 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
27323 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
27326 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
27328 PR tree-optimization/38953
27329 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
27330 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
27331 (gloog): Split the exit of the scop when the scop exit is a loop exit.
27332 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
27335 2009-01-24 Paul Brook <paul@codesourcery.com>
27337 * config/arm/neon.md (neon_type): Move to arm.md.
27338 (neon_mov<VSTRUCT>): Add neon_type attribute.
27339 * config/arm/arm.md (neon_type): Move to here.
27340 (conds): Add "unconditioal" and use as default for NEON insns.
27342 2009-01-24 Ben Elliston <bje@au.ibm.com>
27344 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
27345 void *' warning from -Wc++-compat.
27346 * Makefile.in (dominance.o-warn): Remove.
27348 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
27350 PR tree-optimization/38932
27351 * fold-const.c (fold_unary_ignore_overflow): New.
27352 * tree.h (fold_unary_ignore_overflow): Declare.
27353 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
27354 * tree-ssa-sccvn.c (visit_reference_op_load,
27355 simplify_unary_expression): Likewise.
27357 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
27359 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
27360 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
27361 regardless of their type.
27362 * c-common.c (handle_packed_attribute): Don't ignore packed on
27364 * c.opt (Wpacked-bitfield-compat): New warning option.
27365 * stor-layout.c (place_field): Warn if offset of a field changed.
27366 * doc/extend.texi (packed): Mention the ABI change.
27367 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
27368 (Warning Options): Add it to the list.
27370 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
27372 * c-opts.c (c_common_post_options): Fix a typo in comments.
27374 2009-01-22 Steve Ellcey <sje@cup.hp.com>
27376 PR middle-end/38615
27377 * gimplify.c (gimplify_init_constructor): Fix promotion of const
27378 variables to static.
27379 * doc/invoke.texi (-fmerge-all-constants): Update description.
27381 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
27384 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
27385 (*movdi_1_rex64): Use type "mmx" for alternative 5.
27387 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
27389 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
27391 (LOCAL_ALIGNMENT): Similarly.
27393 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
27394 Joseph Myers <joseph@codesourcery.com>
27396 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
27397 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
27398 * config/arm/arm-tune.md: Regenerate.
27399 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
27402 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
27404 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
27405 version number to five.
27407 2009-01-22 Dodji Seketeli <dodji@redhat.com>
27410 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
27411 * c-common.c (set_underlying_type): Likewise.
27412 (is_typedef_decl ): Likewise
27414 (set_underlying_type): Likewise.
27415 (is_typedef_type): Likewise.
27417 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
27419 PR middle-end/38587
27420 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
27423 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
27426 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
27427 (LIBGCC_SPEC): Don't define.
27428 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
27430 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
27432 PR rtl-optimization/38879
27433 * alias.c (base_alias_check): Unaligned access via AND address can
27434 alias all surrounding object types except those with sizes equal
27435 or wider than the size of unaligned access.
27437 2009-01-21 Dodji Seketeli <dodji@redhat.com>
27440 * c-decl.c (clone_underlying_type): Move this ...
27441 * c-common.c (set_underlying_type): ... here.
27442 Also, make sure the function properly sets TYPE_STUB_DECL() on
27443 the newly created typedef variant type.
27444 (is_typedef_decl ): New entry point.
27445 * tree.h: Added a new member member_types_needing_access_check to
27446 struct tree_decl_non_common.
27447 (set_underlying_type): New entry point.
27448 (is_typedef_type): Likewise.
27450 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
27452 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
27453 Check whether two instructions have memory references that
27454 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
27455 are helper functions for traversing.
27456 * alias.h (insn_alias_sets_confilict_p): New prototypes.
27457 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
27458 not to draw dependency edge for instructions with non-conflicting
27461 2009-01-20 Joseph Myers <joseph@codesourcery.com>
27464 * longlong.h: Update copyright years. Use soft-fp license notice.
27465 Sync __clz_tab declaration with glibc.
27467 2009-01-20 Steve Ellcey <sje@cup.hp.com>
27470 * doc/extend.texi (syscall_linkage): New.
27471 (version_id): Modify.
27473 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
27474 Richard Guenther <rguenther@suse.de>
27476 PR tree-optimization/38747
27477 PR tree-optimization/38748
27478 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
27479 conversion if the base address is an indirect reference and the
27480 aliasing sets could cause issues.
27482 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
27484 * common.opt (fgraphite, fgraphite-identity): Add comment for
27485 explaining why these options are not documented.
27487 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
27489 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
27490 gimple_call_lhs is NULL.
27492 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
27495 * emit-rtl.c (adjust_address_1): Make sure memref is never
27498 2009-01-20 Ben Elliston <bje@au.ibm.com>
27500 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
27501 const qualifier from arg parameter. Remove unnecessary cast to char *.
27502 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
27503 const qualifier from arg 2.
27505 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
27507 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
27509 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
27512 * rtl.h (reinit_regs): New prototype.
27513 * regclass.c: Include ira.h.
27514 (reinit_regs): New.
27515 * Makefile.in (regclass.o): Add ira.h.
27516 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
27518 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
27521 * c-common.c (handle_aligned_attribute): Use
27522 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
27523 default alignment value.
27525 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
27527 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
27528 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
27530 * doc/extend.texi: Update __attribute__ ((aligned)). Document
27531 __BIGGEST_ALIGNMENT__.
27533 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
27535 2009-01-18 Richard Guenther <rguenther@suse.de>
27537 PR tree-optimization/38819
27538 * tree-flow.h (operation_could_trap_helper_p): Declare.
27539 * tree-eh.c (operation_could_trap_helper_p): Export.
27540 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
27541 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
27542 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
27543 are about to insert a possibly trapping instruction and fail
27546 2009-01-18 Andreas Schwab <schwab@suse.de>
27548 * doc/install.texi (Configuration): Remove obsolete paragraph
27549 about use of --with-gnu-ld with --with-gnu-as.
27551 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
27553 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
27554 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
27555 Follow spelling conventions.
27557 2009-01-18 Ben Elliston <bje@au.ibm.com>
27559 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
27560 C++ warning about implicit conversion from void * to struct
27562 (bitmap_obstack_free): Likewise for bitmap_element *.
27563 * Makefile.in (bitmap.o-warn): Remove.
27565 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
27567 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
27569 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
27570 Tobias Grosser <tobi.grosser@amd.com>
27572 * graphite.c (graphite_trans_scop_block): Do not block single
27575 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
27577 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
27578 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
27579 test with assertion.
27581 2009-01-16 Richard Guenther <rguenther@suse.de>
27583 PR tree-optimization/38835
27584 PR middle-end/36227
27585 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
27586 and INT + PTR -> (INT)(PTR p+ INT) folding.
27587 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
27589 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
27592 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
27593 the subreg from a lowpart subreg if it is also casting the value.
27595 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
27596 Tobias Grosser <tobi.grosser@amd.com>
27598 * graphite.c (compare_prefix_loops): New.
27599 (build_scop_canonical_schedules): Rewritten.
27600 (graphite_transform_loops): Move build_scop_canonical_schedules
27601 after build_scop_iteration_domain.
27603 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
27604 Tobias Grosser <tobi.grosser@amd.com>
27606 * graphite.c (add_conditions_to_domain): Add the loops to
27607 the dimension of the iteration domain. Do copy the domain
27608 only when it exists.
27609 (build_scop_conditions_1): Do not call add_conditions_to_domain.
27610 (add_conditions_to_constraints): New.
27611 (can_generate_code_stmt, can_generate_code): Removed.
27612 (gloog): Do not call can_generate_code.
27613 (graphite_transform_loops): Call add_conditions_to_constraints
27614 after building the iteration domain.
27616 2009-01-16 Jakub Jelinek <jakub@redhat.com>
27618 PR tree-optimization/38789
27619 * tree-ssa-threadedge.c
27620 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
27621 __builtin_constant_p.
27623 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
27625 * dce.c (delete_unmarked_insns): Reversed the order that insns are
27626 examined before deleting them.
27628 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
27630 * function.c (aggregate_value_p): Correctly extract the function
27631 type from CALL_EXPR_FN lookup.
27633 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
27635 * config/picochip/picochip.c (picochip_override_options): Revert
27636 CFI asm flag disable commited previously.
27638 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
27639 Tobias Grosser <tobi.grosser@amd.com>
27640 Jan Sjodin <jan.sjodin@amd.com>
27642 * graphite.c (scan_tree_for_params): On substractions negate
27643 all the coefficients of the term.
27644 (clast_to_gcc_expression_red): New. Handle reduction expressions
27645 of more than two operands.
27646 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
27647 (get_vdef_before_scop): Handle also the case of default definitions.
27649 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
27651 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
27652 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
27653 Also use them when walking CALL_INSN_FUNCTION_USAGE.
27655 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
27656 Joey Ye <joey.ye@intel.com>
27658 PR middle-end/37843
27659 * cfgexpand.c (expand_stack_alignment): Don't update stack
27660 boundary nor check incoming stack boundary here.
27661 (gimple_expand_cfg): Update stack boundary and check incoming
27662 stack boundary here.
27664 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
27666 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
27668 2009-01-14 Jakub Jelinek <jakub@redhat.com>
27670 PR rtl-optimization/38245
27671 * calls.c (expand_call): Add stack arguments to
27672 CALL_INSN_FUNCTION_USAGE even for pure calls (when
27673 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
27674 in regs and partially in memory or BLKmode arguments.
27675 (emit_library_call_value_1): Add stack arguments to
27676 CALL_INSN_FUNCTION_USAGE even for pure calls (when
27677 ACCUMULATE_OUTGOING_ARGS).
27678 * dce.c: Include tm_p.h.
27679 (find_call_stack_args): New function.
27680 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
27682 (mark_insn): Call find_call_stack_args for CALL_Ps.
27683 (prescan_insns_for_dce): Walk insns backwards in bb rather than
27684 forwards. Allocate and free arg_stores bitmap if needed, pass it
27685 down to deletable_insn_p, don't mark stores set in arg_stores
27686 bitmap, clear the bitmap at the beginning of each bb.
27687 * Makefile.in (dce.o): Depend on $(TM_P_H).
27689 2009-01-14 Michael Meissner <gnu@the-meissners.org>
27692 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
27693 to make sure the insn is a conditional test (bug 22599). Reformat a
27696 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
27698 PR middle-end/38431
27699 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
27700 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
27701 (gloog): Do not call cleanup_tree_cfg.
27702 (graphite_transform_loops): Call cleanup_tree_cfg after all
27703 scops have been code generated.
27705 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
27706 * doc/gty.texi (Invoking the garbage collector): Added new node
27707 and section documenting ggc_collect.
27709 2009-01-14 Richard Guenther <rguenther@suse.de>
27711 PR tree-optimization/38826
27712 PR middle-end/38477
27713 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
27714 initialization notes only if we actually emitted a warning.
27715 (intra_create_variable_infos): Add constraints for a result decl
27716 that is passed by hidden reference.
27717 (build_pred_graph): Mark all related variables non-direct on
27720 2009-01-14 Nick Clifton <nickc@redhat.com>
27722 * ira-conflicts.c: Include addresses.h for the definition of
27724 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
27725 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
27727 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
27730 * Makefile.in (ira-lives.o): Add except.h.
27732 * ira-lives.c: Include except.h.
27733 (process_bb_node_lives): Process can_throw_internal.
27735 2009-01-13 Jakub Jelinek <jakub@redhat.com>
27737 PR rtl-optimization/38774
27738 * combine.c (simplify_set): When undoing cc_use change, don't do
27739 PUT_CODE on the newly created comparison, but instead put back the
27742 2009-01-13 Joseph Myers <joseph@codesourcery.com>
27744 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
27745 values. Remove duplicate arm8 entry.
27747 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
27749 PR tree-optimization/38786
27750 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
27751 the SSA_NAME case of expand_scalar_variables_expr.
27752 Set the type of an expression to the type of its assign statement.
27753 (expand_scalar_variables_expr): Also gather the scalar computation
27754 used to index the memory access. Do not pass loop_p.
27755 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
27756 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
27757 the gimple_stmt_iterator where it inserts new code.
27758 Do not pass loop_p.
27759 (copy_bb_and_scalar_dependences): Do not pass loop_p.
27760 (translate_clast): Update call to copy_bb_and_scalar_dependences.
27762 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
27764 * graphite.h (debug_value): Removed.
27765 * graphite.c (debug_value): Removed.
27767 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
27769 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
27770 ldrd/strd with two 32-bit instructions.
27772 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
27774 * config/arm/arm.c (struct processors): Pass for speed down into
27775 cost helper functions.
27776 (const_ok_for_op): Handle COMPARE and inequality nodes.
27777 (arm_rtx_costs_1): Rewrite.
27778 (arm_size_rtx_costs): Update prototype.
27779 (arm_rtx_costs): Pass speed down to helper functions.
27780 (arm_slowmul_rtx_costs): Rework cost calculations.
27781 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
27782 (arm_9e_rtx_costs): Likewise.
27784 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
27786 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
27787 relocations of local symbols wider than UNITS_PER_WORD are not valid.
27788 (alpha_legitimize_address): Do not split local symbols wider than
27789 UNITS_PER_WORD into HIGH/LO_SUM parts.
27791 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
27794 * gcc.c (process_command): Replace call to execvp with calls
27795 to pex_one and exit.
27797 2009-01-03 Anatoly Sokolov <aesok@post.ru>
27800 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
27801 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
27802 variant for devices with 3-byte PC.
27803 (__tablejump_elpm__): New.
27805 2009-01-12 Jakub Jelinek <jakub@redhat.com>
27808 * c-parser.c (c_parser_postfix_expression): Allow `->' in
27809 offsetof member-designator, handle it as `[0].'.
27811 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27813 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
27814 function when not using named sections on targets with named sections
27815 if branch distance is less than 262132.
27817 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
27819 * combine.c (combine_instructions): Recompute
27820 optimize_this_for_speed_p for each BB in the main combine loop.
27822 2009-01-12 Tomas Bily <tbily@suse.cz>
27825 * tree-loop-distribution.c (prop_phis): New function.
27826 (generate_builtin): Call prop_phis.
27828 2009-01-12 Jakub Jelinek <jakub@redhat.com>
27830 PR tree-optimization/38807
27831 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
27832 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
27834 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
27836 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
27837 subreg of op0 to the original op0.
27839 2009-01-11 Laurent GUERBY <laurent@guerby.net>
27841 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
27843 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
27846 * mips-tfile.c (parse_def): Fix parsing of def strings
27847 starting with digits.
27849 2009-01-10 Jakub Jelinek <jakub@redhat.com>
27852 * config/arm/arm.c (arm_is_long_call_p): Don't call
27853 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
27855 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
27857 * regrename.c (regrename_optimize): Fix dumping.
27858 (find_oldest_value_reg): Preserve REG_POINTER.
27859 (copy_hardreg_forward_1): Likewise.
27861 2009-01-09 Diego Novillo <dnovillo@google.com>
27863 * gimple.h (struct gimple_statement_base) <uid>: Document
27864 the restrictions on its use.
27865 (gimple_uid): Tidy.
27866 (gimple_set_uid): Tidy.
27868 2009-01-09 Jakub Jelinek <jakub@redhat.com>
27870 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
27871 zero guard even if align_bytes != 0 and count is smaller than
27874 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
27876 PR rtl-optimization/38495
27877 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
27878 (add_range_and_copies_from_move_list): Print all added ranges.
27879 Add ranges to memory optimized destination.
27881 2009-01-09 Jakub Jelinek <jakub@redhat.com>
27885 * config/i386/i386.c (override_options): Reject
27886 -mstringop-strategy=rep_8byte with -m32.
27887 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
27888 to 1. Do count comparison against epilogue_size_needed at compile
27889 time even when count_exp was constant forced into register. For
27890 size_needed don't jump to epilogue, instead just avoid aligning
27891 and invoke the body algorithm. If need_zero_guard, add zero guard
27892 even if count is non-zero, but smaller than size_needed + number of
27893 bytes that could be stored for alignment.
27894 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
27895 to 1. If need_zero_guard, add zero guard even if count is non-zero,
27896 but smaller than size_needed + number of bytes that could be stored
27897 for alignment. Compare size_needed with epilogue_size_needed instead
27898 of desired_align - align, don't adjust size_needed, pass
27899 epilogue_size_needed to the epilogue expanders.
27902 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
27904 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27906 * pa.c (last_address): Change to unsigned.
27907 (update_total_code_bytes): Change argument to unsigned. Don't
27908 check if insn addresses are set.
27909 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
27910 addresses are not set.
27911 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
27913 2009-01-09 Nick Clifton <nickc@redhat.com>
27915 * config/sh/symbian.c: Replace uses of DECL_INLINE with
27916 DECL_DECLARED_INLINE_P.
27918 2009-01-09 Jakub Jelinek <jakub@redhat.com>
27920 PR middle-end/38347
27921 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
27922 GET_MODE (op0) in operand_subword_force calls.
27924 PR middle-end/38771
27925 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
27926 fold_convert arg0 operands to TREE_TYPE (op0) first.
27928 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
27930 * params.def (ira-max-conflict-table-size): Decrease default value
27933 2009-01-08 Jakub Jelinek <jakub@redhat.com>
27935 PR tree-optimization/37031
27936 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
27938 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
27939 allocate it using gc instead of heap, use VEC_quick_push instead of
27941 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
27942 instead of heap, use VEC_quick_push instead of VEC_safe_push.
27943 * tree-data-ref.h (struct access_matrix): Change matrix to gc
27944 allocated vector from heap allocated.
27945 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
27946 * tree-loop-linear.c (linear_transform_loops): Allocate nest
27947 vector only after perfect_loop_nest_depth call.
27949 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
27950 Jan Sjodin <jan.sjodin@amd.com>
27952 PR tree-optimization/38559
27953 * graphite.c (debug_value, copy_constraint,
27954 swap_constraint_variables, scale_constraint_variable, ): New.
27955 (get_lower_bound, get_upper_bound): Removed.
27956 (graphite_trans_bb_strip_mine): Clean up this code that works
27957 only for constant number of iterations. Fully copy upper and
27958 lower bound constraints, not only the constant part of them.
27959 * graphite.h (debug_value): Declared.
27961 2009-01-08 Ira Rosen <irar@il.ibm.com>
27963 PR tree-optimization/37194
27964 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
27965 Don't add the cost of cost model guard in prologue to scalar
27966 outside cost in case of known number of iterations.
27968 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
27969 Alan Modra <amodra@bigpond.net.au>
27971 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
27972 non-word-aligned REG+CONST addressing.
27974 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
27977 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
27978 free_after_compilation when outputting a thunk.
27979 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
27980 Do not call free_after_compilation here.
27982 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
27984 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
27985 (ix86_valid_target_attribute_inner_p): Ditto.
27987 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
27989 PR tree-optimization/38492
27990 PR tree-optimization/38498
27991 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
27992 * tree-chrec.h (scev_is_linear_expression): Declared.
27993 * graphite.c (graphite_cannot_represent_loop_niter): New.
27994 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
27995 (graphite_loop_normal_form): Use gcc_assert.
27996 (scan_tree_for_params): Use CASE_CONVERT.
27997 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
27998 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
27999 Use gcc_assert. Discard scops that contain unhandled cases.
28000 (build_scop_conditions): Return a boolean status for unhandled cases.
28001 (strip_mine_profitable_p): Print the loop number, not its depth.
28002 (is_interchange_valid): Pass the depth of the loop nest, don't
28003 recompute it wrongly.
28004 (graphite_trans_bb_block): Same.
28005 (graphite_trans_bb_block): Print tentative of loop blocking.
28006 (graphite_trans_scop_block): Do not print that the loop has been
28008 (graphite_transform_loops): Do not handle scops that contain condition
28011 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
28013 AVX Programming Reference (December, 2008)
28014 * config/i386/avxintrin.h (_mm256_stream_si256): New.
28015 (_mm256_stream_pd): Likewise.
28016 (_mm256_stream_ps): Likewise.
28018 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
28019 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
28020 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
28021 (bdesc_special_args): Add __builtin_ia32_movntdq256,
28022 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
28023 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
28024 (ix86_expand_special_args_builtin): Likewise.
28026 * config/i386/sse.md (AVXMODEDI): New.
28027 (avx_movnt<mode>): Likewise.
28028 (avx_movnt<mode>): Likewise.
28029 (<sse>_movnt<mode>): Remove AVX support.
28030 (sse2_movntv2di): Likewise.
28032 2009-01-07 Richard Guenther <rguenther@suse.de>
28034 PR middle-end/38751
28035 * fold-const.c (extract_muldiv): Remove obsolete comment.
28036 (fold_plusminus_mult_expr): Undo MINUS_EXPR
28037 to PLUS_EXPR canonicalization for the canonicalization.
28039 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
28041 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
28042 hosted cross-compilers generating less efficient code.
28044 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28046 * function.h (rtl_data): Add a dbr_scheduled_p field.
28047 * reorg.c (dbr_schedule): Set it.
28048 (gate_handle_delay_slots): Check it.
28049 * config/mips/mips.c (mips_base_delayed_branch): Delete.
28050 (mips_reorg): Check flag_delayed_branch instead of
28051 mips_base_delayed_branch.
28052 (mips_override_options): Don't set mips_base_delayed_branch
28053 or flag_delayed_branch.
28055 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28057 PR rtl-optimization/38426.
28058 * ira.c (ira): Set current_function_is_leaf earlier.
28060 2009-01-06 Jakub Jelinek <jakub@redhat.com>
28062 PR rtl-optimization/38722
28063 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
28064 too early, only set a flag and modify after last possible
28067 2009-01-06 Janis Johnson <janis187@us.ibm.com>
28070 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
28071 * real.c (decimal_single_format): Correct values of emin and emax.
28072 (decimal_double_format): Ditto.
28073 (decimal_quad_format): Ditto.
28074 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
28075 computation of DECnn_MIN and DECnn_MAX for corrected values of
28076 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
28077 __DECnn_MIN__, and adjust its computation for the corrected value
28080 2009-01-06 Jan Hubicka <jh@suse.cz>
28083 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
28085 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
28087 * doc/contrib.texi (Contributors): Slightly adjust the end note.
28088 Add Robert Clark to the list of testers.
28090 2009-01-06 Jan Hubicka <jh@suse.cz>
28091 Kai Tietz <kai.tietz@onevision.com>
28093 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
28094 * config/i386/i386.c (ix86_expand_call): Add clobbers.
28096 2009-01-06 Jan Hubicka <jh@suse.cz>
28097 Kai Tietz <kai.tietz@onevision.com>
28099 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
28101 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
28102 (ix86_nsaved_regs): Count only general purpose regs.
28103 (ix86_nsaved_sseregs): New.
28104 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
28105 to 16 for w64; compute padding and size of sse reg save area.
28106 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
28107 general purpose regs.
28108 (ix86_emit_save_sse_regs_using_mov): New.
28109 (ix86_expand_prologue): Save SSE regs if needed.
28110 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
28111 (ix86_emit_restore_sse_regs_using_mov): New.
28112 (ix86_expand_epilogue): Save SSE regs if needed.
28114 2009-01-06 Jan Hubicka <jh@suse.cz>
28115 Kai Tietz <kai.tietz@onevision.com>
28117 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
28118 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
28119 functions when accumulate outgoing args is off.
28121 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28124 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
28125 before using pseudos_have_intersected_live_ranges_p.
28127 * ira-int.h (ira_assert): Always define.
28129 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28131 AVX Programming Reference (December, 2008)
28132 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
28133 (_mm256_permute2_pd): Likewise.
28134 (_mm_permute2_ps): Likewise.
28135 (_mm256_permute2_ps): Likewise.
28136 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
28137 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
28139 * config/i386/i386.c (ix86_builtins): Remove
28140 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
28141 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
28142 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
28143 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
28144 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
28145 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
28146 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
28147 __builtin_ia32_vpermil2ps256.
28148 (ix86_init_mmx_sse_builtins): Updated.
28149 (ix86_expand_args_builtin): Likewise.
28151 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28153 * pa.c (output_call): Relocate non-jump insns in the delay slot of
28154 long absolute calls when generating PA 2.0 code.
28156 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
28158 PR rtl-optimization/38583
28159 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
28161 * params.def (ira-max-conflict-table-size): New.
28163 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
28165 * ira.h (ira_conflicts_p): New external definition.
28167 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
28168 table. Report this. Return result of building.
28169 (ira_build_conflicts): Use ira_conflicts_p. Check result of
28170 building conflict table.
28172 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
28173 (ira_color): Use ira_conflicts_p.
28175 * global.c: Include ira.h.
28176 (pseudo_for_reload_consideration_p, build_insn_chain): Use
28179 * Makefile.in (global.o): Add ira.h.
28181 * ira-build.c (mark_all_loops_for_removal,
28182 propagate_some_info_from_allocno): New.
28183 (remove_unnecessary_allocnos): Call
28184 propagate_some_info_from_allocno.
28185 (remove_low_level_allocnos): New.
28186 (remove_unnecessary_regions): Add parameter. Call
28187 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
28188 parameter to remove_unnecessary_regions.
28189 (ira_build): Remove all regions but root if the conflict table was
28190 not built. Update conflict hard regs for allocnos crossing calls.
28192 * ira.c (ira_conflicts_p): New global.
28193 (ira): Define and use ira_conflicts_p.
28195 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
28196 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
28197 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
28199 2009-01-06 Ben Elliston <bje@au.ibm.com>
28201 * gengtype-lex.l (YY_NO_INPUT): Define.
28203 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
28206 * c-common.c (handle_vector_size_attribute): Also reject
28207 BOOLEAN_TYPE types.
28209 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
28211 PR tree-optimization/38492
28212 * graphite.c (rename_map_elt, debug_rename_elt,
28213 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
28214 rename_map_elt_info, eq_rename_map_elts,
28215 get_new_name_from_old_name, bb_in_sese_p): Moved around.
28216 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
28217 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
28218 (sese_build_livein_liveouts): New.
28219 (new_sese, free_sese): New.
28220 (new_scop): Call new_sese.
28221 (free_scop): Call free_sese.
28222 (rename_variables_from_edge, rename_phis_end_scop): Removed.
28223 (register_old_new_names): Renamed register_old_and_new_names.
28224 (register_scop_liveout_renames, add_loop_exit_phis,
28225 insert_loop_close_phis, struct igp,
28226 default_liveout_before_guard, add_guard_exit_phis,
28227 insert_guard_phis, copy_renames): New.
28228 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
28229 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
28230 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
28231 (scop_adjust_phis_for_liveouts): New.
28232 (gloog): Call scop_adjust_phis_for_liveouts.
28234 * graphite.h (struct sese): Documented. Added fields liveout,
28235 num_ver and livein.
28236 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
28237 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
28238 (struct scop): Added field liveout_renames.
28239 (SCOP_LIVEOUT_RENAMES): New.
28241 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
28243 PR tree-optimization/38510
28244 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
28245 (translate_clast): Call recompute_all_dominators before
28247 (gloog): Call recompute_all_dominators before graphite_verify.
28249 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
28250 Jan Sjodin <jan.sjodin@amd.com>
28252 PR tree-optimization/38500
28253 * graphite.c (create_sese_edges): Call fix_loop_structure after
28256 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
28258 * config.gcc: Add m32r*-*-rtems*.
28259 * config/m32r/rtems.h: New file.
28261 2009-01-05 Ben Elliston <bje@au.ibm.com>
28263 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
28264 (.po.pox): Likewise.
28265 (po/gcc.pot): Likewise.
28267 2009-01-04 David S. Miller <davem@davemloft.net>
28269 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
28270 (STARTING_FRAME_OFFSET): Always set to zero.
28272 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
28274 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
28275 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
28276 fixed-point types, and vectors of the same.
28278 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
28280 * config/mips/sync.md (*mb_barrier): Rename to...
28281 (*memory_barrier): ...this.
28283 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
28285 * doc/extend.texi (Function Attributes): Move @cindex after @item
28286 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
28287 and put in alphabetical order. Fix 'target' name and put in order.
28288 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
28291 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
28293 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
28294 (memory_barrier): Expand as unspec instead of unspec_volatile.
28295 Remove mem:BLK from insn operands. Use Pmode scratch register.
28296 (*memory_barrier): Define as unspec instead of unspec_volatile.
28297 Use (match_dup 0) as input operand.
28299 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
28300 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
28301 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
28302 scratch register. Remove operand 1.
28303 (*stbar): Define as unspec instead of unspec_volatile.
28304 Use (match_dup 0) as input operand, remove (const_int 8).
28305 (*membar): Define as unspec instead of unspec_volatile.
28306 Use (match_dup 0) as input operand, remove input operand 2.
28308 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
28309 (memory_barrier): Expand as unspec instead of unspec_volatile.
28310 Remove mem:BLK from insn operands. Use Pmode scratch register.
28311 (*memory_barrier): Define as unspec instead of unspec_volatile.
28312 Use (match_dup 0) as input operand.
28314 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
28315 Remove mem:BLK from insn operands. Use Pmode scratch register.
28316 Set volatile flag on operand 0.
28317 (*memory_barrier): New insn pattern.
28319 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
28321 (*memory_barrier): Use (match_dup 0) as input operand.
28323 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
28324 Remove mem:BLK from insn operands. Use Pmode scratch register.
28325 Set volatile flag on operand 0.
28326 (*mb_internal): New insn pattern.
28328 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
28330 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
28332 PR middle-end/38586
28333 * function.c (struct temp_slot): Move to the section of the file
28334 that deals with temp slots. Remove field 'address'.
28335 (temp_slot_address_table): New hash table of address -> temp slot.
28336 (struct temp_slot_address_entry): New struct, items for the table.
28337 (temp_slot_address_compute_hash, temp_slot_address_hash,
28338 temp_slot_address_eq, insert_temp_slot_address): Support functions
28340 (find_temp_slot_from_address): Rewrite to use the new hash table.
28341 (remove_unused_temp_slot_addresses): Remove addresses of temp
28342 slots that have been made available.
28343 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
28344 worker function for remove_unused_temp_slot_addresses.
28345 (assign_stack_temp_for_type): Don't clear the temp slot address list.
28346 Add the temp slot address to the address -> temp slot map.
28347 (update_temp_slot_address): Update via insert_temp_slot_address.
28348 (free_temp_slots): Call remove_unused_temp_slot_addresses.
28349 (pop_temp_slots): Likewise.
28350 (init_temp_slots): Allocate the address -> temp slot map, or empty
28351 the map if it is already allocated.
28352 (prepare_function_start): Initialize temp slot processing.
28354 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
28356 PR middle-end/38584
28357 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
28358 Calculate the size of all stack vars assuming no packing of stack
28359 vars will happen, replacing a quadratic algorithm with a linear one.
28361 2009-01-03 Jakub Jelinek <jakub@redhat.com>
28364 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
28367 2009-01-03 Diego Novillo <dnovillo@google.com>
28369 * doc/contrib.texi: Update contributions.
28371 2009-01-03 Jakub Jelinek <jakub@redhat.com>
28374 * builtins.c (fold_builtin_memory_op): Give up if either operand
28375 is volatile. Set srctype or desttype to non-qualified version
28379 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
28380 and FUNCTION_DECLs.
28382 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
28384 PR rtl-optimization/35805
28385 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
28386 problem if fast dce is able to remove any instructions.
28387 * dce.c (dce_process_block): Fix dump message.
28389 2009-01-02 Mark Mitchell <mark@codesourcery.com>
28392 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
28394 2009-01-02 Jakub Jelinek <jakub@redhat.com>
28396 PR middle-end/38690
28397 * tree-flow.h (op_code_prio, op_prio): New prototypes.
28398 * tree-pretty-print.c (op_code_prio): New function.
28399 (op_prio): No longer static. Use op_code_prio.
28400 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
28401 Use op_prio and op_code_prio to determine if () should be
28402 printed around operand(s) or not.
28404 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
28405 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
28406 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
28407 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
28408 pp_character instead of pp_string for single letter printing.
28410 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
28412 * doc/extend.texi: Fix '#pragma GCC option' typo.
28414 2009-01-02 Richard Guenther <rguenther@suse.de>
28416 * doc/install.texi (--enable-checking): Mention different
28417 default for stage1.
28418 (--enable-stage1-checking): Document.
28420 2009-01-01 Andrew Pinski <pinskia@gmail.com>
28422 PR middle-end/30142
28423 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
28424 case to be an error.
28426 2009-01-02 Ben Elliston <bje@au.ibm.com>
28428 * config/fp-bit.h (pack_d): Constify argument.
28429 * config/fp-bit.c (makenan): Constify return type. Remove casts.
28430 (isnan): Constify argument.
28432 (iszero): Likewise.
28433 (pack_d): Likewise.
28434 (_fpadd_parts): Constify return type.
28435 (_fpmul_parts): Likewise.
28436 (_fpdiv_parts): Likewise.
28438 2009-01-01 Jakub Jelinek <jakub@redhat.com>
28441 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
28442 warn about overwriting initializer with side-effects or
28443 -Woverride-init if !IMPLICIT.
28444 (output_init_element): Likewise. Pass IMPLICIT down to
28446 (process_init_element): Add IMPLICIT argument. Pass it down
28447 to output_init_element.
28448 (push_init_element, pop_init_level, set_designator): Adjust
28449 process_init_element callers.
28450 (set_nonincremental_init, set_nonincremental_init_from_string):
28451 Adjust add_pending_init callers.
28452 (output_pending_init_elements): Adjust output_init_element callers.
28453 * c-tree.h (process_init_element): Adjust prototype.
28454 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
28455 process_init_element callers.
28458 Copyright (C) 2009 Free Software Foundation, Inc.
28460 Copying and distribution of this file, with or without modification,
28461 are permitted in any medium without royalty provided the copyright
28462 notice and this notice are preserved.