1 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
3 PR tree-optimization/40071
4 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
5 pointer if the original data reference doesn't conflict with the
6 created vector data reference. Fix long line.
8 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
10 * config/i386/i386.md (any_div): New code iterator.
11 (u): Handle div and udiv.
13 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
15 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
16 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
17 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
18 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
20 2009-10-08 Joseph Myers <joseph@codesourcery.com>
22 * gcc.c (main): Remove trailing "." from diagnostics.
24 2009-10-08 Cary Coutant <ccoutant@google.com>
26 Add support for debugging with ICF (Identical Code Folding).
27 * calls.c (debug.h): New #include.
28 (emit_call_1): Call virtual_call_token debug hook.
29 * common.opt (-fenable-icf-debug): New option.
30 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
31 locations in the source).
32 (poc_label_num): New variable.
33 (dcall_entry, vcall_entry): New typedefs.
34 (dcall_table, vcall_table): New variables.
35 (struct vcall_insn): New type.
36 (vcall_insn_table): New variable.
37 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
38 (size_of_dcall_table): New function.
39 (output_dcall_table): New function.
40 (size_of_vcall_table): New function.
41 (output_vcall_table): New function.
42 (dwarf2out_direct_call): New function.
43 (vcall_insn_table_hash): New function.
44 (vcall_insn_table_eq): New function.
45 (dwarf2out_virtual_call_token): New function.
46 (dwarf2out_virtual_call): New function.
47 (dwarf2out_init): Allocate new tables and sections.
48 (prune_unused_types): Mark DIEs referenced from direct call table.
49 (dwarf2out_finish): Output direct and virtual call tables.
50 * final.c (final_scan_insn): Call direct_call and virtual_call
52 * debug.h (struct gcc_debug_hooks): Add direct_call,
53 virtual_call_token, virtual_call hooks.
54 (debug_nothing_uid): New function.
55 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
56 (debug_nothing_uid): New function.
57 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
58 * sdbout.c (sdb_debug_hooks): Likewise.
59 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
60 * doc/invoke.texi (-fenable-icf-debug): New option.
62 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
65 * regmove.c (regmove_backward_pass): Replace src with dst in the
66 debug insn, and check for dst before rather than after.
68 2009-10-08 Janis Johnson <janis187@us.ibm.com>
70 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
71 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
73 2009-10-08 Jan Hubicka <jh@suse.cz>
76 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
77 do not mark cgraph nodes as needed.
78 (record_references_in_initializer): Add new only_vars parameter.
79 * cgraph.h (record_references_in_initializer): New parameter.
80 * varasm.c (assemble_variable): Update call.
81 * varpool.c (varpool_analyze_pending_decls): Always look for
84 2009-10-08 Anatoly Sokolov <aesok@post.ru>
86 * config/avr/avr.c (last_insn_address) Remove variable.
87 (expand_prologue): Don't initialise last_insn_address variable.
88 (final_prescan_insn): Don't output insn size.
89 * config/avr/avr.opt (msize): Remove switch.
90 * doc/invoke.texi (AVR Options): Remove documentation of -msize
93 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
95 * combine.c (label_tick_ebb_start): Fix comment.
96 (combine_instructions): Set label_tick and label_tick_ebb_start before
97 calling setup_incoming_promotions. Start them from 1. Increment
98 label_tick instead of deriving it from the BB index. Rather than
99 comparing ticks use the block from the previous iteration to decide
100 whether to start a new EBB. Remove empty lines before function.
102 2009-10-08 Michael Matz <matz@suse.de>
105 * builtins.c (fold_builtin_isascii): Use fold_build2.
106 (fold_builtin_isdigit): Ditto.
107 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
108 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
109 remove_useless_stmts_cond, remove_useless_stmts_tf,
110 remove_useless_stmts_tc, remove_useless_stmts_bind,
111 remove_useless_stmts_goto, remove_useless_stmts_label,
112 remove_useless_stmts_1, remove_useless_stmts,
113 pass_remove_useless_stmts): Remove.
114 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
115 * passes.c (init_optimization_passes): Don't add
116 pass_remove_useless_stmts.
117 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
118 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
120 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
121 for static constants.
122 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
123 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
125 2009-10-08 Richard Guenther <rguenther@suse.de>
127 * gimple.c (free_gimple_type_tables): New function.
128 * gimple.h (free_gimple_type_tables): Declare.
130 2009-10-07 Mark Heffernan <meheff@google.com>
132 * ipa-prop.c (ipa_print_node_params) Only print
133 names of named arguments.
135 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
137 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
138 being statically linked.
140 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
142 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
144 2009-10-08 Jan Hubicka <jh@suse.cz>
147 * ipa.c (cgraph_externally_visible_p,
148 function_and_variable_visibility,
149 whole_program_function_and_variable_visibility): Skip non-finalized
152 2009-10-08 Nick Clifton <nickc@redhat.com>
154 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
157 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
160 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
162 2009-10-07 Joseph Myers <joseph@codesourcery.com>
165 * c-common.c (c_fully_fold_internal): Strip nops from the result
166 of recursive calls to c_fully_fold_internal.
167 (c_wrap_maybe_const): New.
168 (c_save_expr): Use c_wrap_maybe_const.
169 * c-common.h (c_wrap_maybe_const): Declare.
170 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
171 build_binary_op): Use c_wrap_maybe_const.
173 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
175 * real.c: Fix comment to reflect actual exponent size.
177 2009-10-08 Ben Elliston <bje@au.ibm.com>
179 * config/rs6000/a2.md: Add FSF comment header.
181 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
183 * config/i386/i386.md (any_extend): New code iterator.
184 (u, s): New code attributes.
186 (DWIH): Rewrite as code iterator for SI and DI modes.
187 (DWI): Rewrite as mode attribute.
188 (dwi): New mode attribute.
189 (di): Depend on SI mode and DI mode.
190 (doubleint_general_operand): Remove mode attribute.
192 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
195 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
196 (*sub<mode>3_doubleword): Ditto.
198 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
199 using SWIM248 mode iterator.
200 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
201 using SWI48 mode iterator.
202 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
203 patterns using DWIH mode iterator and any_extend code iterator.
204 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
205 using any_extend code iterator.
206 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
207 patterns using DWIH mode iterator and any_extend code iterator.
208 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
209 using any_extend code iterator.
210 (<s>mul<mode>3_highpart): Macroize expander from
211 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
212 and any_extend code iterator.
213 (*<s>muldi3_highpart_1): Macroize insn from
214 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
215 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
216 patterns using any_extend code iterator.
217 (*<s>mulsi3_highpart_zext): Macroize insn from
218 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
220 2009-10-07 Jakub Jelinek <jakub@redhat.com>
222 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
223 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
224 refering to a DIE with DW_AT_const_value.
226 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
229 * ira-lives.c (check_and_make_def_conflict): Process all operands.
231 2009-10-06 Jan Hubicka <jh@suse.cz>
233 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
236 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
238 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
239 *lea_2_rex64): Move before *add<mode>_1 pattern.
241 2009-10-07 Jan Hubicka <jh@suse.cz>
243 * collect2.c (main): Add -fno-whole-program.
244 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
246 2009-10-07 Jan Hubicka <jh@suse.cz>
248 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
249 has no address taken.
250 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
252 (cgraph_clone_node): Clear externally_visible flag for clones.
253 * cgraph.h (cgraph_only_called_directly_p,
254 cgraph_can_remove_if_no_direct_calls_p): New predicates.
255 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
256 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
257 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
258 ipcp_insert_stage): Likwise.
259 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
260 externally_visible flag.
261 (verify_cgraph_node): Verify that inline clones look right.
262 (process_function_and_variable_attributes): Do not set
263 externally_visible flags.
264 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
266 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
268 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
269 clear externally_visible when turning into inline clones
270 (cgraph_mark_inline_edge): Use new predicates.
271 (cgraph_estimate_growth): Likewise.
272 (cgraph_decide_inlining): Likewise.
273 * ipa.c (cgraph_postorder): Likewise.
274 (cgraph_remove_unreachable_nodes): Likewise; sanity check
275 that inline clones are not needed.
276 (cgraph_externally_visible_p): New predicate.
277 (function_and_variable_visibility): Add whole_program parameter;
278 always set externally_visible flag; handle COMDAT function
280 (local_function_and_variable_visibility): New function.
281 (gate_whole_program_function_and_variable_visibility): New function.
282 (whole_program_function_and_variable_visibility): New function.
283 (pass_ipa_whole_program_visibility): New function.
284 * passes.c (init_optimization_passes): Add whole program visibility
286 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
287 not care about needed/reachable flags.
288 * varpool.c: Include flags.h
289 (decide_is_variable_needed): When doing LTO assume whole-program mode.
290 (varpool_finalize_decl): When we are in LTO read-back, all variables
292 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
294 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
296 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
299 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
301 * config.gcc: Don't include the makefile fragments intended for
303 * config/s390/fixdfdi.h: File removed.
304 * config/s390/libgcc-glibc.ver: File removed.
305 * config/s390/s390.h: Remove the fixdfdi.h hack.
306 * config/s390/t-crtstuff: File moved to libgcc dir.
307 * config/s390/t-linux: Likewise.
308 * config/s390/t-tpf: libgcc specific parts removed.
309 * config/s390/t-linux64: Likewise.
311 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
313 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
314 (lto-compress.o): Likewise.
316 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
319 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
320 dllexport to class members here.
321 (i386_pe_determine_dllimport_p): Only check static class data for
323 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
324 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
325 functions for vague linkage.
326 (i386_pe_type_dllexport_p): Fix formatting.
327 (maybe_add_dllexport) New function.
328 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
331 2009-10-07 Ben Elliston <bje@au.ibm.com>
333 * config/rs6000/a2.md: Remove duplicated lines.
335 2009-10-07 Ben Elliston <bje@au.ibm.com>
337 * config.gcc (powerpc*-*-*): Handle a2.
338 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
339 * config/rs6000/a2.md: New file.
340 * config/rs6000/rs6000.opt (mno-update): New.
341 (mupdate): Return to using a mask, not a var.
342 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
343 (enum processor_type): Add PROCESSOR_PPCA2.
344 * config/rs6000/rs6000.c (ppca2_cost): New costs.
345 (rs6000_override_options): Add "a2" to processor_target_table.
346 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
347 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
349 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
351 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
352 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
353 reference to nonexistent gen_truncxfxf2 function.
355 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
357 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
358 (DWIH, g, di, doubleint_general_operand): New mode attributes.
359 (general_operand): Handle TI mode.
360 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
361 using SDWIM mode iterator.
362 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
363 pattern from *add{di,ti}3_1 patterns and corresponding splitters
364 using DWI mode iterator.
365 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
366 patterns using SWI mode iterator.
367 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
368 using SWI48 mode iterator.
369 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
370 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
371 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
372 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
373 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
374 using SDWIM mode iterator.
375 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
376 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
377 using DWI mode iterator.
378 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
379 patterns using SWI mode iterator.
380 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
381 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
382 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
383 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
384 patterns using plusminus code iterator.
385 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
386 sub<mode>3 patterns using plusminus code iterator.
387 * config/i386/i386.c (override_options): Update call to
388 gen_subdi_carry_rex64 for renamed function.
389 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
390 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
391 calls to instruction expanders.
393 2009-10-06 Martin Jambor <mjambor@suse.cz>
396 * opts.c (decode_options): Run IPA-SRA at -O2.
398 2009-10-06 Richard Guenther <rguenther@suse.de>
400 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
402 2009-10-06 Tobias Burnus <burnus@net-b.de>
405 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
406 -flto and -fwhole-program flags can be combined.
408 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
411 * gcc.c (process_command): Check that -o argument was specified.
413 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
415 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
417 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
419 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
420 * doc/invoke.texi (Warning Options): Annotate allowed languages
421 for -Wunsuffixed-float-constants.
423 2009-10-05 Jakub Jelinek <jakub@redhat.com>
425 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
426 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
427 same name and isn't the main variant.
430 * dwarf2out.c (loc_by_reference): Removed.
431 (dw_loc_list_1): New function.
432 (dw_loc_list): Remove toplev argument, add want_address argument.
433 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
434 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
435 want_address == 2 to dw_loc_list. For successful dw_loc_list
436 set have_address to 1 only if want_address is not 0.
438 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
440 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
441 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
442 a code block followed by two pointers.
443 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
444 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
445 (MIPS_MOVE): Likewise.
446 (MIPS_LUI): Likewise.
448 (MIPS_BAL): Likewise.
449 (MIPS_NOP): Likewise.
450 (mips_asm_trampoline_template): Delete.
451 (mips_trampoline_code_size): New function.
452 (mips_trampoline_init): Add shorter sequences for all cases
453 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
454 Calculate the opcodes directly, rather than copying from a template.
455 Only flush the code part of the trampoline.
456 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
458 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
460 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
461 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
462 (INCOMING_RETURN_ADDR_RTX): Likewise.
463 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
465 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
466 with RETURN_ADDR_REGNUM.
467 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
468 * config/mips/mips.c (mips16_build_call_stub): Replace
469 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
470 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
471 (mips_print_operand_punctuation): Likewise.
472 (mips_frame_set): Likewise.
473 (mips16e_output_save_restore): Likewise.
474 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
475 (mips_save_reg_p): Likewise.
476 (mips_return_addr): Likewise.
477 (mips_set_return_address): Likewise.
478 (mips_direct_save_slot_move_p): Likewise.
479 (mips_output_function_prologue): Likewise.
480 (mips_restore_reg): Likewise.
481 (mips_expand_epilogue): Likewise.
482 (mips_epilogue_uses): Likewise.
483 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
484 (*mov<mode>_ra): Use it instead of a hard-coded 31.
485 (clear_hazard_<mode>): Likewise.
486 (call_internal): Likewise.
487 (call_internal_direct): Likewise.
488 (call_direct_split): Likewise.
489 (call_value_internal): Likewise.
490 (call_value_split): Likewise.
491 (call_value_internal_direct): Likewise.
492 (call_value_direct_split): Likewise.
493 (call_value_multiple_internal): Likewise.
494 (call_value_multiple_split): Likewise.
496 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
497 Jakub Jelinek <jakub@redhat.com>
499 PR rtl-optimization/41511
500 * combine.c (record_value_for_reg): Pass explicit values as argument
501 to get_last_value_validate.
502 (get_last_value_validate): Document INSN parameter.
503 For non-readonly MEMs, assume they might have been modified if INSN
504 was in another basic block.
505 (get_last_value): Minor reformatting.
507 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
510 * final.c (asm_str_count): Split out from asm_insn_count.
511 * rtl.h (asm_str_count): New prototype.
512 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
515 2009-10-05 Sriraman Tallam <tmsriram@google.com>
517 * doc/plugins.texi: Change plugin_pass to register_pass_info.
519 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
520 Rafael Espindola <espindola@google.com>
522 * gengtype.c (write_types): Moved call to write_func_for_structure
525 2009-10-05 Richard Guenther <rguenther@suse.de>
528 * lto-cgraph.c (output_cgraph): Output toplevel asms.
529 (input_cgraph_1): Input toplevel asms.
531 2009-10-05 Richard Guenther <rguenther@suse.de>
534 * lto-symtab.c (lto_compatible_attributes_p): Remove.
535 (external_aggregate_decl_p): Likewise.
536 (lto_symtab_compatible): Re-structure. Remove dead code.
537 For variables ignore toplevel qualifiers when comparing types.
538 Issue warnings, not errors for mismatched user-alignment.
540 2009-10-05 Richard Guenther <rguenther@suse.de>
544 * lto-symtab.c (struct lto_symtab_base_def): Remove.
545 (struct lto_symtab_identifier_def): Likewise.
546 (struct lto_symtab_decl_def): Likewise.
547 (struct lto_symtab_entry_def): New.
548 (lto_symtab_identifier_t): Rename to ...
549 (lto_symtab_entry_t): ... this.
550 (lto_symtab_decls): Remove.
551 (lto_symtab_base_hash): Rename to ...
552 (lto_symtab_entry_hash): ... this.
553 (lto_symtab_base_eq): Rename to ...
554 (lto_symtab_entry_eq): ... this.
555 (lto_symtab_base_marked_p): Rename to ...
556 (lto_symtab_entry_marked_p): ... this.
557 (lto_symtab_identifier_marked_p): Remove.
558 (lto_symtab_decl_marked_p): Likewise.
559 (lto_symtab_maybe_init_hash_tables): Rename to ...
560 (lto_symtab_maybe_init_hash_table): ... this.
561 (lto_symtab_set_resolution_and_file_data): Remove.
562 (lto_symtab_register_decl): New function.
563 (lto_symtab_get_identifier): Remove.
564 (lto_symtab_get): New function.
565 (lto_symtab_get_resolution): Adjust.
566 (lto_symtab_get_identifier_decl): Remove.
567 (lto_symtab_set_identifier_decl): Likewise.
568 (lto_symtab_merge_decl): Rename to ...
569 (lto_symtab_merge): ... this. Rewrite.
570 (lto_symtab_merge_var): Remove.
571 (lto_symtab_merge_fn): Likewise.
572 (lto_symtab_prevailing_decl): Adjust.
573 (lto_cgraph_replace_node): New function.
574 (lto_symtab_merge_decls_2): Likewise.
575 (lto_symtab_merge_decls_1): Likewise.
576 (lto_symtab_fixup_var_decls): Likewise.
577 (lto_symtab_resolve_symbols): Likewise.
578 (lto_symtab_merge_decls): Likewise.
579 (lto_symtab_prevailing_decl): Adjust.
580 (lto_symtab_get_symtab_def): Remove.
581 (lto_symtab_get_file_data): Likewise.
582 (lto_symtab_clear_resolution): Adjust.
583 (lto_symtab_clear_resolution): Likewise.
584 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
585 (input_cgraph_1): Likewise.
586 * lto-streamer-in.c (get_resolution): Do not provide fake
587 symbol resolutions here.
588 (deferred_global_decls): Remove.
589 (lto_register_deferred_decls_in_symtab): Likewise.
590 (lto_register_var_decl_in_symtab): Change signature, register
591 variable via lto_symtab_register_decl.
592 (lto_register_function_decl_in_symtab): Likewise.
593 (lto_read_tree): Adjust.
594 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
595 (lto_symtab_merge_var): Likewise.
596 (lto_symtab_merge_fn): Likewise.
597 (lto_symtab_register_decl): Declare.
598 (lto_symtab_merge_decls): Likewise.
600 2009-10-05 Richard Guenther <rguenther@suse.de>
602 PR tree-optimization/23821
603 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
604 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
605 simple IV increments.
607 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
609 * config/arm/arm.c (arm_override_options): Really initialize
610 flag_dwarf2_cfi_asm to 0.
612 2009-10-05 Doug Kwan <dougkwan@google.com>
614 PR rtl-optimization/41574
615 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
616 floating point and we are not doing unsafe math optimizations.
618 2009-10-03 Simon Baldwin <simonb@google.com>
619 Cary Coutant <ccoutant@google.com>
620 Rafael Espindola <espindola@google.com>
621 Richard Guenther <rguenther@suse.de>
622 Jan Hubicka <jh@suse.cz>
623 Doug Kwan <dougkwan@google.com>
624 H.J. Lu <hongjiu.lu@intel.com>
625 Bill Maddox <maddox@google.com>
626 Ryan Mansfield <rmansfield@qnx.com>
627 Diego Novillo <dnovillo@google.com>
628 Ollie Wild <aaw@google.com>
629 Kenneth Zadeck <zadeck@naturalbridge.com>
631 * lto-cgraph.c: New file.
632 * lto-compress.c: New file.
633 * lto-compress.h: New file.
634 * lto-opts.c: New file.
635 * lto-section-in.c: New file.
636 * lto-section-out.c: New file.
637 * lto-streamer-in.c: New file.
638 * lto-streamer-out.c: New file.
639 * lto-streamer.c: New file.
640 * lto-streamer.h: New file.
641 * lto-symtab.c: New file.
642 * lto-wpa-fixup.c: New file.
643 * lto-wrapper.c: New file.
645 2009-10-03 Simon Baldwin <baldwin@google.com>
646 Ben Elliston <bje@au.ibm.com>
647 Rafael Espindola <espindola@google.com>
648 Nathan Froyd <froydnj@codesourcery.com>
649 Jan Hubicka <jh@suse.cz>
650 Doug Kwan <dougkwan@google.com>
651 Diego Novillo <dnovillo@google.com>
652 Kenneth Zadeck <zadeck@naturalbridge.com>
654 * Makefile.in (enable_lto): New.
655 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
656 (LINKER_PLUGIN_API_H): Define.
657 (LTO_SYMTAB_H): Define.
658 (LTO_STREAMER_H): Define.
659 (TREE_VECTORIZER_H): Define.
660 (INCLUDES): Add LIBELFINC.
661 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
662 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
663 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
664 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
665 (native): Add lto-wrapper$(exeext)
666 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
667 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
668 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
669 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
670 (varasm.o): Add dependency on tree-iterator.h.
671 (cgraph.o): Add dependency on cif-code.def.
672 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
673 (ipa-pure-const.o): Likewise.
674 (GTFILES): Add lto-symtab.c.
675 (install-lto-wrapper): New.
676 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
677 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
678 * config.in: Regenerate.
680 2009-10-03 Rafael Espindola <espindola@google.com>
681 Diego Novillo <dnovillo@google.com>
683 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
685 Call execute_ipa_summary_passes for all_regular_ipa_passes and
687 (cgraph_optimize): Make extern.
689 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
690 Kenneth Zadeck <zadeck@naturalbridge.com>
692 * toplev.c (in_lto_p): Declare.
693 * collect2.c (scan_prog_file): Read all the output when reading
695 (enum lto_mode_d): Declare.
697 2009-10-03 Richard Guenther <rguenther@suse.de>
698 Diego Novillo <dnovillo@google.com>
700 * gimple.c: Include target.h and alias.h.
701 (gimple_types): Declare.
702 (type_hash_cache): Declare.
703 (gimple_alloc_stat): Make extern.
704 (gimple_build_eh_must_not_throw): Call
705 gimple_eh_must_not_throw_set_fndecl.
706 (struct type_pair_d): Declare.
707 (type_pair_t): Declare.
708 (type_pair_hash): New.
710 (lookup_type_pair): New.
711 (gimple_force_type_merge): New.
712 (compare_type_names_p): New.
713 (compare_field_offset): New.
714 (gimple_types_compatible_p): New.
715 (struct sccs): Declare.
716 (next_dfs_num): Declare.
717 (iterative_hash_gimple_type): New.
719 (iterative_hash_type_name): New.
720 (iterative_hash_gimple_type): New.
721 (gimple_type_hash): New.
722 (gimple_type_eq): New.
723 (gimple_register_type): New.
724 (print_gimple_types_stats): New.
725 (gimple_signed_or_unsigned_type): New.
726 (gimple_unsigned_type): New.
727 (gimple_signed_type): New.
728 (gimple_get_alias_set): New.
729 (gimple_decl_printable_name): Do not use DMGL_TYPES.
730 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
731 (gimple_force_type_merge): Declare.
732 (gimple_types_compatible_p): Declare.
733 (gimple_register_type): Declare.
734 (print_gimple_types_stats): Declare.
735 (gimple_unsigned_type): Declare.
736 (gimple_signed_type): Declare.
737 (gimple_get_alias_set): Declare.
738 (gimple_eh_must_not_throw_set_fndecl): New.
740 2009-10-03 Jan Hubicka <jh@suse.cz>
741 Kenneth Zadeck <zadeck@naturalbridge.com>
743 * ipa-pure-const.c: Include lto-streamer.h.
744 (register_hooks): Factor out of ...
745 (generate_summary): ... here.
746 (pure_const_write_summary): New.
747 (pure_const_read_summary): New.
748 (pass_ipa_pure_const): Add pure_const_write_summary and
749 pure_const_read_summary.
750 * ipa-reference.c: Include lto-streamer.h.
751 (add_new_function): New.
752 (remove_node_data): New.
753 (duplicate_node_data): New.
754 (ipa_init): Guard against multiple calls.
755 Move hook setup from analyze_function.
756 (write_node_summary_p): New.
757 (ipa_reference_write_summary): New.
758 (ipa_reference_read_summary): New.
759 (pass_ipa_reference): Add ipa_reference_write_summary and
760 ipa_reference_read_summary.
761 * cgraph.h (cgraph_local_info): Add field lto_file_data.
762 (struct cgraph_edge): Add fields lto_stmt_uid and
763 call_stmt_cannot_inline_p.
764 (cgraph_optimize): Declare.
765 (cgraph_decide_is_function_needed): Declare.
766 (reset_inline_failed): Declare.
767 (enum LTO_cgraph_tags): Declare.
768 (LTO_cgraph_tag_names): Declare.
769 (LCC_NOT_FOUND): Define.
771 2009-10-03 Doug Kwan <dougkwan@google.com>
772 Rafael Espindola <espindola@google.com>
773 Jan Hubicka <jh@suse.cz>
774 Diego Novillo <dnovillo@google.com>
775 Kenneth Zadeck <zadeck@naturalbridge.com>
777 * passes.c (all_regular_ipa_passes): New.
778 (all_ipa_passes): Rename to all_small_ipa_passes.
779 (init_optimization_passes): Init all_regular_ipa_passes.
780 * tree-pass.h (all_regular_ipa_passes): New.
781 (all_ipa_passes): Rename to all_small_ipa_passes.
782 * passes.c (all_lto_gen_passes): New.
783 (init_optimization_passes): Initialize all_lto_gen_passes.
784 (execute_ipa_summary_passes): Make non-static.
785 (ipa_write_summaries_1): New.
786 (ipa_write_summaries_2): New.
787 (ipa_write_summaries): New.
788 (ipa_write_summaries_of_cgraph_node_set): New.
789 (ipa_read_summaries_1): New.
790 (ipa_read_summaries): New.
791 (execute_ipa_pass_list): Call cgraph_process_new_functions.
792 (execute_regular_ipa_pass_list): Remove.
793 (init_optimization_passes): Schedule
794 pass_rebuild_cgraph_edges and pass_early_inline outside
795 of pass_all_early_optimizations. Document reason.
796 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
797 pass_ipa_lto_finish_out): New pass.
798 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
799 (execute_all_ipa_transforms): New.
800 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
801 (dump_properties, debug_properties): New.
802 * tree-optimize.c (gate_all_early_local_passes): Return
803 false if we are in lto1.
804 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
805 * tree-pass.h (execute_all_ipa_transforms): Declare.
806 (pass_ipa_function_and_variable_visibility): Declare.
807 (pass_ipa_early_inline): Declare.
808 (pass_ipa_lto_gimple_out): Declare.
809 (pass_ipa_lto_wpa_fixup): Declare.
810 (pass_ipa_lto_finish_out): Declare.
811 (all_small_ipa_passes, all_regular_ipa_passes,
812 all_lto_gen_passes): Declare.
813 (execute_ipa_summary_passes): Declare.
814 (execute_all_ipa_transforms): Declare.
815 (ipa_write_summaries): Declare
816 (ipa_write_summaries_of_cgraph_node_set): Declare.
817 (ipa_read_summaries): Declare.
819 2009-10-03 Doug Kwan <dougkwan@google.com>
820 Ollie Wild <aaw@google.com>
822 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
824 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
825 (lto_mode): New variable.
826 (maybe_run_lto_and_relink): Handle the -fwpa option.
827 (main): Handle the -fwpa option.
828 (maybe_unlink_list): New function.
829 * gcc.c (link_lto_options): Replace -flto with -fwpa.
830 * common.opt (flto): New flag.
831 * toplev.c (flag_generate_lto): Declare.
833 2009-10-03 Simon Baldwin <simonb@google.com>
835 * common.opt (flto-compression-level): New flag.
837 * opts.c: Include lto-opts.h.
838 (handle_option): Call lto_register_user_option for each
839 valid option handled.
840 (decode_options): Clear registered options before the options
843 2009-10-03 Cary Coutant <ccoutant@google.com>
845 * collect2.c (is_elf): New function.
846 (scan_prog_file): Require LTO object to be in ELF format.
848 2009-10-03 Rafael Espindola <espindola@google.com>
850 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
851 libgcc to the linker.
853 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
855 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
856 (collect_execute): Add flags argument. Pass flags to pex_run. Update
858 * collect2.h (collect_execute): Add flags argument.
859 * tlink.c (tlink_execute): Update call to collect_execute.
860 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
861 (use_linker_plugin): New.
862 (use_linker_plugin_spec_function): New.
863 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
864 (linker_plugin_file_spec): New.
865 (lto_wrapper_spec): New.
867 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
868 (static_spec_functions): Add use-linker-plugin.
869 (process_command): Handle -use-linker-plugin.
870 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
871 linker_plugin_file_spec and lto_gcc_spec.
872 (use_linker_plugin_spec_function): New.
874 2009-10-03 Richard Guenther <rguenther@suse.de>
878 * tree.h (is_lang_specific): Include LANG_TYPE.
879 * tree.c (find_decls_types_r): Manually add interesting parts
880 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
882 * gimple.c (type_pair_hash): Make symmetric.
883 (type_pair_eq): Likewise.
884 (lookup_type_pair): Increase initial hashtable size.
885 (gimple_force_type_merge): Rely on type-pair symmetry.
886 (visit): Remove excessive checking code.
887 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
888 (gimple_register_type): Remove getenv calls, shrink initial
892 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
893 inline functions if not generating lto output.
896 * toplev.c (finalize): In WPA mode remove the asm file.
898 2009-10-03 Doug Kwan <dougkwan@google.com>
900 * ipa-inline.c (cgraph_mark_inline): Check
901 edge->call_stmt_cannot_inline_p instead of calling
902 gimple_call_cannot_inline_p.
903 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
904 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
905 (inline_generate_summary): Do nothing in LTRANS.
906 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
907 exists before calling gimple_call_cannot_inline_p.
908 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
909 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
910 Update new_edge->lto_stmt_uid.
911 * cgraphbuild.c (reset_inline_failed): New.
913 * common.opt (fwpa): New flag.
914 (fltrans): New option.
915 * gcc.c (gcc_lto_option_t): New type.
916 (current_lto_option): New variable.
917 (lto_single_spec_function): Remove and is replaced by ..
918 (lto_option_spec_function): New function.
919 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
920 passing the -flto flag.
921 (cc1_options): Separate non-LTO related parts into ..
922 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
923 (lto1_options): New spec for lto FE.
924 (link_lto_options): New spec for handling LTO flags in linker.
925 (invoke_lto_single): Re-format to fit in 80 column. Replace
926 lto-single with lto-option.
927 (static_specs): Add cc1_non_lto_options, lto1_options and
929 (static_spec_function): Replace lto-single with lto-option.
930 (process_command): Handle -flto, -fwpa and -fltran by setting
931 current_lto_option and not passing it to subprocess unconditionally.
933 2009-10-03 Bill Maddox <maddox@google.com>
935 Add `gcc' driver support for link-time code generation (LTO).
937 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
938 (lto_flag, lto_objects, lto_o_file): New variables.
939 (struct lto_object, struct lto_object_list): New structures.
940 (collect_exit, handler): Remove LTO temporary output file on exit.
941 (add_lto_object): New function.
942 (maybe_run_lto_and_relink): New function. Perform link time code
943 generation and relinking for object files containing LTO information.
944 (main): Invoke maybe_run_lto_and_relink().
945 (dump_argv): New function. For debugging, currently disabled.
946 (scan_prog_file): Add LTO information pass.
947 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
949 * toplev.c (compile_file): Emit assembler directive to create
950 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
952 2009-10-03 Diego Novillo <dnovillo@google.com>
954 * c.opt: Add LTO to warn_abi and warn_psabi.
956 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
957 inline function. Ignore language-specific nodes. Update all users.
958 (find_decls_types_r): Do not traverse the subtrees of
959 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
960 * tree.h (is_lang_specific): New.
961 * langhooks.h (struct lang_hooks_for_decls): Remove
962 may_need_assembler_name_p. Update all users.
964 * c-common.c (set_builtin_user_assembler_name): Move ...
965 * builtins.c (set_builtin_user_assembler_name): ... here.
966 (is_builtin_name): Add comment
967 (is_builtin_fn): New.
968 * except.c (output_ttype): Only call
969 lookup_type_for_runtime if TYPE is not a runtime type.
971 * passes.c (register_pass): Call position_pass on
972 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
973 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
974 (TV_IPA_LTO_DECL_IO): Define.
975 (TV_IPA_LTO_CGRAPH_IO): Define.
977 (TV_WHOPR_WPA): Define.
978 (TV_WHOPR_WPA_IO): Define.
979 (TV_WHOPR_LTRANS): Define.
980 (TV_WHOPR_WPA_FIXUP): Define.
981 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
982 * tree-cfg.c (tree_node_can_be_shared): Make extern.
983 * tree-flow.h (tree_node_can_be_shared): Declare.
984 * tree-inline.c (tree_can_inline_p): Check that E has a
985 statement associated with it.
986 * tree.c (free_lang_data_in_binf): Factor out of ...
987 (free_lang_data_in_type): ... here.
988 Call RECORD_OR_UNION_TYPE_P.
989 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
990 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
991 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
992 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
993 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
994 (gate_free_lang_data): Return true if flag_generate_lto is set.
995 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
996 * c-common.h (set_builtin_user_assembler_name): Move ...
997 * tree.h (set_builtin_user_assembler_name): ... here.
999 * common.opt (flto-report): New flag.
1000 * opts.c (complain_wrong_lang): Do not complain if running lto1.
1001 * collect2.c (scan_prog_file): Send the error output of
1002 'nm' to HOST_BIT_BUCKET.
1004 2009-10-03 Ollie Wild <aaw@google.com>
1006 * langhooks-def.h (lhd_begin_section): New function declaration.
1007 (lhd_write_section): New function declaration.
1008 (lhd_end_section): New function declaration.
1009 (LANG_HOOKS_BEGIN_SECTION): New macro.
1010 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
1011 (LANG_HOOKS_END_SECTION): New macro.
1012 (LANG_HOOKS_LTO): New macro.
1013 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
1014 * langhooks.c (output.h): Add include.
1015 (saved_section): New static variable.
1016 (lhd_begin_section): New function.
1017 (lhd_write_section_data): New function.
1018 (lhd_end_section): New function.
1019 * langhooks.h (struct lang_hooks_for_lto): New structure.
1020 (struct lang_hooks): Add member lto.
1021 * Makefile.in (langhooks.o): Add dependency on output.h.
1023 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
1025 2009-10-03 Richard Guenther <rguenther@suse.de>
1027 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
1030 2009-10-03 Simon Baldwin <simonb@google.com>
1031 Richard Guenther <rguenther@suse.de>
1032 Janis Johnson <janis187@us.ibm.com>
1033 Doug Kwan <dougkwan@google.com>
1034 Diego Novillo <dnovillo@google.com>
1035 Ramana Radhakrishnan <ramana.r@gmail.com>
1036 Ollie Wild <aaw@google.com>
1038 * doc/install.texi: Add documentation for libelf and --enable-lto.
1039 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
1040 -flto-report, -flto-compression-level and -use-linker-plugin.
1041 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
1042 Add section for LTO Testing.
1044 2009-10-02 Cary Coutant <ccoutant@google.com>
1046 Add support for comdat type sections for DWARF v4.
1047 Merge from dwarf4 branch.
1049 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
1050 (dw_die_ref): Define vector type.
1051 (enum dw_val_class): Add dw_val_class_data8.
1052 (struct dw_val_struct): Add v.val_data8.
1053 (comdat_type_node_ref): New type.
1054 (struct die_struct): Move die_symbol into a union; add new field
1055 die_type_node. Change all uses.
1056 (comdat_type_node): New type.
1057 (skeleton_chain_node): New type.
1058 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
1059 (comdat_type_list): New variable.
1060 (dwarf_tag_name): Add DW_TAG_type_unit.
1061 (dwarf_attr_name): Add DW_AT_signature.
1062 (add_AT_data8): New function.
1063 (replace_child): New function.
1064 (move_all_children): New function.
1065 (print_signature): New function.
1066 (print_die): Print signature information; add dw_val_class_data8.
1067 (attr_checksum): Support dw_val_class_data8.
1068 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
1069 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
1070 (checksum_sleb128, checksum_uleb128): New functions.
1071 (checksum_die_context): New function.
1072 (loc_checksum_ordered): New function.
1073 (attr_checksum_ordered): New function.
1074 (struct checksum_attributes): New structure.
1075 (collect_checksum_attributes): New function.
1076 (die_checksum_ordered): New function.
1077 (generate_type_signature): New function.
1078 (same_dw_val_p): Add dw_val_class_data8.
1079 (is_symbol_die): Use new is_declaration_die function.
1080 (is_declaration_die): New function.
1081 (should_move_die_to_comdat): New function.
1082 (clone_die): New function.
1083 (clone_tree): New function.
1084 (clone_as_declaration): New function.
1085 (copy_declaration_context): New function.
1086 (generate_skeleton_ancestor_tree): New function.
1087 (generate_skeleton_bottom_up): New function.
1088 (generate_skeleton): New function.
1089 (remove_child_or_replace_with_skeleton): New function.
1090 (break_out_comdat_types): New function.
1091 (struct decl_table_entry): New type.
1092 (htab_decl_hash): New function.
1093 (htab_decl_eq): New function.
1094 (htab_decl_del): New function.
1095 (copy_ancestor_tree): New function.
1096 (copy_decls_walk): New function.
1097 (copy_decls_for_unworthy_types): New function.
1098 (build_abbrev_table): Don't assert on missing die_symbol when doing
1099 comdat type sections.
1100 (size_of_die): Use DW_FORM_sig8 for external references. Add
1102 (unmark_dies): Don't assert for unmarked dies when doing comdat
1104 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
1105 (output_signature): New function.
1106 (output_die): Likewise.
1107 (output_compilation_unit_header): Mark output as DWARF version 3
1108 even if generating DWARF 4.
1109 (output_comdat_type_unit): New function.
1110 (output_line_info): Mark output as DWARF version 3 even if generating
1112 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
1114 (dwarf2out_end_source_file): Likewise.
1115 (prune_unused_types_walk_attribs): Don't follow references into
1116 comdat type sections.
1117 (prune_unused_types_mark): When generating type units, do not mark
1118 children of non-defining declarations of types; do mark children of
1120 (prune_unused_types): Process comdat type sections.
1121 (htab_ct_hash): New function.
1122 (htab_ct_eq): New function.
1123 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
1124 Add a pointer to the line table from type unit entries so
1125 DW_AT_decl_file has meaning.
1126 * varasm.c (default_elf_asm_named_section): Use identifier name as
1127 comdat key instead of lang hook.
1129 2009-10-02 Neil Vachharajani <nvachhar@google.com>
1131 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
1133 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
1135 * config/i386/i386.md (SWIM248): New mode iterator.
1136 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
1137 divmodhi4 patterns using SWIM248 macro.
1138 (*divmod<mode>4): Macroize insn_and_split pattern from
1139 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
1140 and their corresponding splitters usign SWIM248 macro. Split SImode
1141 insn to generate cltd and DImode insn to generate cqto instead of
1142 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
1143 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
1144 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
1145 *divmodsi_noext patterns using SWIM248 macro.
1146 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
1147 udivmodhi4 patterns using SWIM248 macro.
1148 (*udivmod<mode>4): Macroize insn_and_split pattern from
1149 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
1150 corresponding splitters using SWIM248 macro.
1151 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
1152 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
1154 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
1156 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
1157 of zero-sized element is zero-sized regardless of its extent.
1159 2009-10-02 Jakub Jelinek <jakub@redhat.com>
1162 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
1163 * configure: Regenerated.
1164 * config.in: Regenerated.
1165 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
1166 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
1167 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
1168 not emitting .eh_frame, emit .cfi_sections .debug_frame
1173 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
1174 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
1176 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
1177 vars use DECL_RTL with resetting it back to NULL afterwards.
1178 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
1179 rtx_equal_p instead of asserting it is a SYMBOL_REF.
1180 (value_format): For dw_val_class_addr only use DW_FORM_addr if
1181 the attribute type allows it, otherwise use DW_FORM_dataN.
1182 (mem_loc_descriptor): Handle CONST_STRING.
1183 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
1184 Handle MEM with CONST_STRING address using add_AT_string.
1185 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
1186 CONST_STRING for const arrays initialized with a string literal.
1187 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
1188 (dwarf2out_finish): Call resolve_addr.
1190 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
1191 Maxim Kuvyrkov <maxim@codesourcery.com>
1193 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
1195 2009-10-02 Nick Clifton <nickc@redhat.com>
1197 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
1198 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
1200 2009-10-01 Jan Hubicka <jh@suse.cz>
1202 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
1203 (cgraph_create_virtual_clone): Just pass redirect_callers
1205 * cgraph.h (cgraph_clone_node): Update prototype.
1206 * ipa-pure-const.c (self_recursive_p): New function.
1207 (propagate): Use it.
1208 * ipa-inline.c (cgraph_clone_inlined_nodes,
1209 cgraph_decide_recursive_inlining): Update.
1211 2009-10-01 David Daney <ddaney@caviumnetworks.com>
1213 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
1214 instructions for TARGET_OCTEON.
1216 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1218 * config/arm/arm.c (arm_override_options): Turn off
1219 flag_dwarf2_cfi_asm for AAPCS variants.
1221 2009-10-01 Martin Jambor <mjambor@suse.cz>
1224 * tree-sra.c (convert_callers): Do not call
1225 compute_inline_parameters on one caller more than once.
1227 2009-10-01 Nick Clifton <nickc@redhat.com>
1229 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
1230 an empty string if not already defined.
1232 2009-10-01 Martin Jambor <mjambor@suse.cz>
1235 * tree-sra.c (is_va_list_type): New function.
1236 (find_var_candidates): Call is_va_list_type.
1237 (find_param_candidates): Check that the type or the type pointed
1238 to are not va_list types.
1240 2009-10-01 Martin Jambor <mjambor@suse.cz>
1243 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
1244 DECL_ARTIFICIAL (param_decl) is true.
1246 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
1248 * tree.h (tree_decl_common::lang_flag_8): New.
1249 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
1251 * c-common.h (RID_CONSTEXPR): New.
1253 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
1255 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
1256 Use ref-all pointers.
1257 (alpha_gimplify_va_arg): Ditto.
1259 2009-09-30 Jakub Jelinek <jakub@redhat.com>
1262 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
1263 before insn counting loop now that BB_END (bb) is counted. Ensure
1264 the return value isn't zero.
1266 2009-09-30 Nick Clifton <nickc@redhat.com>
1268 * config.gcc (sh-symbianelf): Replace definition of extra_objs
1269 with separate definitions of c_target_objs and cxx_target_objs.
1270 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
1272 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
1273 sh_symbian_import_export_class.
1274 * config/sh/sh-protos.h: Fix names of exported symbian functions.
1275 * config/sh/symbian.c: Delete, moving code into...
1276 * config/sh/symbian-base.c: ... here
1277 * config/sh/symbian-c.c: ... and here
1278 * config/sh/symbian-cxx.c: ... and here.
1280 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
1283 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
1284 of plus RTX into register.
1286 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1288 * doc/install.texi: Linguistic and markup fixes.
1289 (Configuration) <--disable-cpp>: Remove description.
1290 <--enable-maintainer-mode>: Autotools files are affected, too.
1291 <--with-sysroot>: Improve description.
1292 (Building): Bump required GNU make version.
1294 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
1296 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
1297 (x86_64-*-*): Ditto.
1299 * config/i386/fma4intrin.h: New file, provide common x86 compiler
1300 intrinisics for FMA4.
1301 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
1302 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
1303 Add FMA4 check and fma4intrin.h.
1304 * config/i386/i386-c.c(ix86_target_macros_internal): Check
1306 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
1307 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
1308 constant for FMA4 support.
1309 (UNSPEC_FMA4_FMADDSUB): Ditto.
1310 (UNSPEC_FMA4_FMSUBADD): Ditto.
1311 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
1312 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
1313 (ix86_expand_fma4_multiple_memory): Ditto.
1314 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
1315 (OPTION_MASK_ISA_FMA4_UNSET): New.
1316 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
1317 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
1318 (ix86_handle_option): Handle -mfma4.
1319 (isa_opts): Handle -mfma4.
1320 (enum pta_flags): Add PTA_FMA4.
1321 (override_options): Add FMA4 support.
1322 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
1323 (IX86_BUILTIN_VFMADDSD): Ditto.
1324 (IX86_BUILTIN_VFMADDPS): Ditto.
1325 (IX86_BUILTIN_VFMADDPD): Ditto.
1326 (IX86_BUILTIN_VFMSUBSS): Ditto.
1327 (IX86_BUILTIN_VFMSUBSD): Ditto.
1328 (IX86_BUILTIN_VFMSUBPS): Ditto.
1329 (IX86_BUILTIN_VFMSUBPD): Ditto.
1330 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
1331 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
1332 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
1333 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
1334 (IX86_BUILTIN_VFNMADDSS): Ditto.
1335 (IX86_BUILTIN_VFNMADDSD): Ditto.
1336 (IX86_BUILTIN_VFNMADDPS): Ditto.
1337 (IX86_BUILTIN_VFNMADDPD): Ditto.
1338 (IX86_BUILTIN_VFNMSUBSS): Ditto.
1339 (IX86_BUILTIN_VFNMSUBSD): Ditto.
1340 (IX86_BUILTIN_VFNMSUBPS): Ditto.
1341 (IX86_BUILTIN_VFNMSUBPD): Ditto.
1342 (IX86_BUILTIN_VFMADDPS256): Ditto.
1343 (IX86_BUILTIN_VFMADDPD256): Ditto.
1344 (IX86_BUILTIN_VFMSUBPS256): Ditto.
1345 (IX86_BUILTIN_VFMSUBPD256): Ditto.
1346 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
1347 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
1348 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
1349 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
1350 (IX86_BUILTIN_VFNMADDPS256): Ditto.
1351 (IX86_BUILTIN_VFNMADDPD256): Ditto.
1352 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
1353 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
1354 (enum multi_arg_type): New enum for describing the various FMA4
1355 intrinsic argument types.
1356 (bdesc_multi_arg): New table for FMA4 intrinsics.
1357 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
1358 (ix86_expand_multi_arg_builtin): New function for creating FMA4
1360 (ix86_expand_builtin): Add FMA4 intrinsic support.
1361 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
1362 operand instructions.
1363 (ix86_expand_fma4_multiple_memory): New function to split the
1364 second memory reference from FMA4 instructions.
1365 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
1366 (ssemodesuffixf2s): Ditto.
1367 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
1369 (fma4_fmsub<mode>4): Ditto.
1370 (fma4_fnmadd<mode>4): Ditto.
1371 (fma4_fnmsub<mode>4): Ditto.
1372 (fma4_vmfmadd<mode>4): Ditto.
1373 (fma4_vmfmsub<mode>4): Ditto.
1374 (fma4_vmfnmadd<mode>4): Ditto.
1375 (fma4_vmfnmsub<mode>4): Ditto.
1376 (fma4_fmadd<mode>4256): Ditto.
1377 (fma4_fmsub<mode>4256): Ditto.
1378 (fma4_fnmadd<mode>4256): Ditto.
1379 (fma4_fnmsub<mode>4256): Ditto.
1380 (fma4_fmaddsubv8sf4): Ditto.
1381 (fma4_fmaddsubv4sf4): Ditto.
1382 (fma4_fmaddsubv4df4): Ditto.
1383 (fma4_fmaddsubv2df4): Ditto.
1384 (fma4_fmsubaddv8sf4): Ditto.
1385 (fma4_fmsubaddv4sf4): Ditto.
1386 (fma4_fmsubaddv4df4): Ditto.
1387 (fma4_fmsubaddv2df4): Ditto.
1388 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
1389 instructions for intrinsics.
1390 (fma4i_fmsub<mode>4): Ditto.
1391 (fma4i_fnmadd<mode>4): Ditto.
1392 (fma4i_fnmsub<mode>4): Ditto.
1393 (fma4i_vmfmadd<mode>4): Ditto.
1394 (fma4i_vmfmsub<mode>4): Ditto.
1395 (fma4i_vmfnmadd<mode>4): Ditto.
1396 (fma4i_vmfnmsub<mode>4): Ditto.
1397 (fma4i_fmadd<mode>4256): Ditto.
1398 (fma4i_fmsub<mode>4256): Ditto.
1399 (fma4i_fnmadd<mode>4256): Ditto.
1400 (fma4i_fnmsub<mode>4256): Ditto.
1401 (fma4i_fmaddsubv8sf4): Ditto.
1402 (fma4i_fmaddsubv4sf4): Ditto.
1403 (fma4i_fmaddsubv4df4): Ditto.
1404 (fma4i_fmaddsubv2df4): Ditto.
1405 (fma4i_fmsubaddv8sf4): Ditto.
1406 (fma4i_fmsubaddv4sf4): Ditto.
1407 (fma4i_fmsubaddv4df4): Ditto.
1408 (fma4i_fmsubaddv2df4): Ditto.
1410 * doc/invoke.texi (-mfma4): Add documentation.
1411 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
1413 2009-09-29 Richard Henderson <rth@redhat.com>
1415 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
1416 an edge to the new destination block.
1418 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1421 * pa.c (hppa_profile_hook): Use
1422 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
1424 2009-09-29 Steve Ellcey <sje@cup.hp.com>
1425 Alexander Monakov <amonakov@ispras.ru>
1428 * config/ia64/predicates.md (not_postinc_destination_operand): New.
1429 (not_postinc_memory_operand): New.
1430 (not_postinc_move_operand): New.
1431 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
1432 (*cmovsi_internal): Ditto.
1434 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
1436 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
1437 restrict issue_rate in first pass when scheduling for register
1440 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
1441 Rafael Avila de Espindola <espindola@google.com>
1443 * gengtype.c (plugin_output): New.
1444 (get_output_file_with_visibility): Return plugin_output for plugins.
1445 (main): Parse and use the -P option.
1446 * gty.texi: Update the command line format.
1448 2009-09-29 Jakub Jelinek <jakub@redhat.com>
1451 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
1453 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
1454 out if !const_ok_for_output.
1457 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
1458 case VAR_LOCATION>: Remove gcc_unreachable ().
1460 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
1462 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
1463 (x86_64-*-*): Ditto.
1464 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
1465 back to smmintrin.h.
1466 * config/i386/cpuid.h: (bit_SSE5): Remove SSE5 bit.
1467 * config/i386/x86intrin.h: Remove SSE5.
1468 * config/i386/mmintrin-common.h: Delete file.
1469 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
1471 2009-09-29 Richard Guenther <rguenther@suse.de>
1473 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
1474 resulting from stack temporaries on STRICT_ALIGNMENT targets.
1476 2009-09-29 Nick Clifton <nickc@redhat.com>
1478 * function.c (current_function_name): If there is no current
1479 function just return "<none>".
1481 2009-09-28 Sriraman Tallam <tmsriram@google.com>
1483 * tree-pass.h (register_pass_info): New structure.
1484 (pass_positioning_ops): Move enum from gcc-plugin.h.
1485 (register_pass): New function.
1486 * gcc-plugin.h (plugin_pass): Delete structure.
1487 (pass_positioning_ops): Delete enum.
1488 * plugin.c (regsiter_pass): Delete function.
1489 (position_pass): Delete function.
1490 (added_pass_nodes): Delete variable.
1491 (prev_added_pass_nodes): Delete variable.
1492 (pass_list_node): Delete structure.
1493 * passes.c (make_pass_instance): New function.
1494 (next_pass_1): Change to call make_pass_instance.
1495 (pass_list_node): Move structure from gcc-plugin.h.
1496 (added_pass_nodes): Move variable from plugin.c.
1497 (prev_added_pass_nodes): Move variable from plugin.c.
1498 (position_pass): New function.
1499 (register_pass): New function.
1501 2009-09-28 Easwaran Raman <eraman@google.com>
1503 * ifcvt.c (noce_try_abs): Recognize pattern and call
1504 expand_one_cmpl_abs_nojump.
1505 * optabs.c (expand_one_cmpl_abs_nojump): New function.
1506 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
1508 2009-09-28 Ian Lance Taylor <iant@google.com>
1511 * c-opts.c (c_common_handle_option): Don't set
1512 warn_jump_misses_init for -Wall.
1513 * doc/invoke.texi (Warning Options): Update documentation.
1515 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1517 * Makefile.in ($(out_object_file)): Depend on
1518 gt-$(basename $(notdir $(out_file))).h.
1520 2009-09-28 Richard Henderson <rth@redhat.com>
1522 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
1523 * except.c (gen_eh_region): Set it.
1524 (duplicate_eh_regions_1): Copy it.
1525 * tree-eh.c (lower_resx): Use it to determine which function
1528 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
1529 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
1530 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
1531 * tree.c (build_common_builtin_nodes): Remove parameter. Build
1532 BUILT_IN_CXA_END_CLEANUP if necessary.
1534 * c-common.c (c_define_builtins): Update call to
1535 build_common_builtin_nodes.
1537 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1539 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
1541 2009-09-28 Michael Matz <matz@suse.de>
1543 * builtins.c (interclass_mathfn_icode): New helper.
1544 (expand_builtin_interclass_mathfn): Use it here, and split folding
1546 (fold_builtin_interclass_mathfn): ... this new folder.
1547 (build_call_nofold_loc): New static helper.
1548 (build_call_nofold): New wrapper macro for above.
1549 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
1550 (expand_builtin_pow): Ditto.
1551 (expand_builtin_memset_args): Ditto.
1552 (expand_builtin_printf): Ditto.
1553 (expand_builtin_fprintf): Ditto.
1554 (expand_builtin_sprintf): Ditto.
1555 (expand_builtin_memory_chk): Ditto.
1556 (expand_builtin_mempcpy_args): Ditto and don't call folders.
1557 (expand_builtin_stpcpy): Ditto.
1558 (expand_builtin_strcmp): Ditto.
1559 (expand_builtin_strncmp): Ditto.
1560 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
1561 (expand_builtin_strcpy_args): Don't call folders.
1562 (expand_builtin_memcmp): Ditto.
1563 (expand_builtin_strncpy): Ditto, and use target.
1564 (expand_builtin_memcpy): Ditto.
1565 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
1566 expand_builtin_strpbrk, expand_builtin_memmove,
1567 expand_builtin_memmove_args, expand_builtin_bcopy,
1568 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
1569 expand_builtin_strspn, expand_builtin_strcspn,
1570 expand_builtin_fputs): Remove these.
1571 (expand_builtin): Don't call the above, change calls to other
1572 expanders that changed prototype.
1573 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
1574 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
1575 fold_builtin_interclass_mathfn.
1576 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
1577 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
1579 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
1580 * passes.c (init_optimization_passes): Move pass_fold_builtins
1581 after last phiopt pass.
1582 * tree-inline.c (fold_marked_statements): When folding builtins
1583 iterate over all instruction potentially generated.
1584 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
1586 (fold_gimple_call): Use it to always fold calls (into potentially
1587 multiple instructions).
1588 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
1589 calls into zero at this time.
1590 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
1591 statements generated by builtin folding.
1593 2009-09-28 Nick Clifton <nickc@redhat.com>
1595 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
1597 2009-09-28 Duncan Sands <baldrick@free.fr>
1599 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
1600 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
1601 (register_callback): Dispatch it.
1602 (invoke_plugin_callbacks): Incorporate in sanity check.
1603 * ggc.h (ggc_register_cache_tab): Add declaration.
1604 * ggc-common.c (ggc_register_root_tab): Simplify.
1605 (const_ggc_cache_tab_t): New typedef.
1606 (extra_cache_vec): New vector of dynamically added cache tables.
1607 (ggc_register_cache_tab): New function.
1608 (ggc_scan_cache_tab): New function.
1609 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
1610 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
1612 2009-09-27 Richard Henderson <rth@redhat.com>
1614 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
1615 which we remove __builtin_stack_restore.
1617 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
1619 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
1620 to test for GRD_INVARIANT.
1621 (simple_rhs_p): Anything that's function_invariant_p is fine.
1623 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
1625 * gengtype.c (main): Use plunge_files instead of plugin_output.
1627 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
1628 Rafael Avila de Espindola <espindola@google.com>
1630 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
1631 Don't print pch related info if it is false.
1632 (main): Don't print pch info in plugin mode.
1634 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
1636 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
1637 with dw_val_class_const_double.
1638 (struct dw_val_struct): Replace val_long_long with val_double and
1639 adjust for above change.
1640 (output_loc_operands): Likewise.
1641 (add_AT_long_long): Rename into...
1642 (add_AT_double): ...this.
1643 (print_die): Replace dw_val_class_long_long with
1644 dw_val_class_const_double and adjust.
1645 (attr_checksum): Likewise.
1646 (same_dw_val_p): Likewise.
1647 (size_of_die): Likewise.
1648 (value_format): Likewise.
1649 (output_die): Likewise.
1650 (loc_descriptor) <CONST_DOUBLE>: Likewise.
1651 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
1652 instead of add_AT_long_long.
1653 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
1654 value with the precision of its type.
1656 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
1659 * c-typeck.c (build_conditional_expr): Use the readonly and
1660 volatile flags of the operand types, not of the operands itself.
1662 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
1664 * collect2.c (main): Look for -brtl before adding libraries.
1666 2009-09-27 Jonathan Gray <jsg@openbsd.org>
1668 * config.gcc: Update OpenBSD targets.
1669 * config/openbsd-stdint.h: New file.
1670 * config/openbsd-libpthread.h: New file.
1671 * config/openbsd.h: Update and break out LIB_SPEC definition.
1672 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
1673 * config/i386/openbsdelf.h: Correct types.
1674 * config/m68k/openbsd.h: Likewise.
1675 * config/mips/openbsd.h: Likewise.
1676 * config/vax/openbsd.h: Likewise.
1678 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
1680 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
1681 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
1682 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
1683 of the length and zero.
1685 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1687 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
1688 (FLAGS_H): Add options.h $(REAL_H).
1689 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
1690 (TREE_VECTORIZER_H): New.
1691 (EBITMAP_H): Renamed from EBIMAP_H.
1692 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
1693 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
1694 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
1695 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
1696 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
1697 (graphite-clast-to-gimple.o, graphite-dependences.o)
1698 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
1699 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
1700 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
1701 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
1702 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
1703 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
1704 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
1705 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
1706 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
1707 updated and fixed as per above changes and per
1708 check_makefile_deps.sh output.
1711 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
1712 * configure: Regenerate.
1714 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1716 * doc/install.texi: Update minimum MPC version to 0.7.
1718 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
1720 * doc/install.texi (Binaries): Remove reference to the binary
1721 distribution CD-ROM from the FSF.
1723 2009-09-26 Michael Matz <matz@suse.de>
1727 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
1728 that are mentioned in the body.
1730 2009-09-26 Michael Matz <matz@suse.de>
1732 PR tree-optimization/41454
1733 * tree-ssa-dom (stmts_to_rescan): Remove variable.
1734 (tree_ssa_dominator_optimize): Don't allocate and free it.
1735 (dom_opt_leave_block): Don't iterate over it.
1736 (eliminate_redundant_computations): Don't return a value.
1737 (cprop_operand, cprop_into_stmt): Ditto.
1738 (optimize_stmt): Don't defer updating stmts.
1740 2009-09-25 Dodji Seketeli <dodji@redhat.com>
1742 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
1743 generic_parameter_die, template_parameter_pack_die,
1744 gen_formal_parameter_die, gen_subprogram_die): Adjust after
1745 renaming DW_TAG_formal_parameter_pack and
1746 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
1747 and DW_TAG_GNU_template_parameter_pack.
1749 2009-09-25 Anatoly Sokolov <aesok@post.ru>
1751 * config/v850/v850.h (FUNCTION_VALUE): Remove.
1752 * config/v850/v850.c (v850_function_value): New function.
1753 (TARGET_FUNCTION_VALUE): Define.
1755 2009-09-25 Jakub Jelinek <jakub@redhat.com>
1757 * tree-vect-stmts.c (vectorizable_call): Call
1758 mark_symbols_for_renaming after vect_finish_stmt_generation.
1760 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
1761 to loc_descriptor_from_tree.
1762 (add_location_or_const_value_attribute): Pass 0 instead of 2
1763 for decl_by_reference_p decls.
1765 2009-09-25 Richard Guenther <rguenther@suse.de>
1768 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
1771 2009-09-25 Ben Elliston <bje@au.ibm.com>
1773 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
1776 2009-09-25 Alan Modra <amodra@bigpond.net.au>
1778 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
1779 form of instruction.
1781 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1784 * fold-const.c (const_binop): Handle complex int division.
1785 * tree-complex.c (expand_complex_div_straight,
1786 expand_complex_div_wide): Update comments.
1788 2009-09-24 DJ Delorie <dj@redhat.com>
1791 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
1792 (reg_class): Likewise.
1793 (REG_CLASS_NAMES): Likewise.
1794 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
1795 (m32c_override_options): Disable -fivopts for M32C.
1797 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1799 * config/rs6000/predicates.md (indexed_or_indirect_operand):
1800 Delete VSX load/store with update support.
1801 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
1802 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
1806 (VStype_load_update): Ditto.
1807 (VStype_store_update): Ditto.
1808 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
1809 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
1811 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
1812 load/store with update builtins.
1814 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
1816 * libgcc2.c (L_trampoline): Prototype for getpagesize
1817 and mprotect in WINNT case.
1819 2009-09-24 Anatoly Sokolov <aesok@post.ru>
1821 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
1822 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
1823 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
1824 'outgoing' argument.
1825 (TARGET_FUNCTION_VALUE): Define.
1827 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
1829 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
1831 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
1834 * common.opt: Initialize dwarf_strict to -1.
1835 * toplev.c (process_options): Catch unset dwarf_strict
1836 and set to 0 for all targets not overriding.
1837 * config/darwin.c (darwin_override_options): Catch unset
1838 dwarf_strict and override to 1.
1840 2009-09-24 Jeff Law <law@redhat.com>
1842 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
1844 2009-09-24 Richard Guenther <rguenther@suse.de>
1846 PR tree-optimization/36143
1847 PR tree-optimization/38747
1848 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
1849 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
1851 2009-09-24 Jakub Jelinek <jakub@redhat.com>
1854 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
1855 return false instead of gcc_unreachable (). For CONST return the
1856 value returned by recursive call instead of always returning true.
1857 (tree_add_const_value_attribute): Return the value returned by
1858 add_const_value_attribute instead of always returning true if rtl
1861 2009-09-23 Justin Seyster <jrseys@gmail.com>
1863 * Makefile.in (PLUGIN_HEADERS): Include real.h.
1865 2009-09-24 Jakub Jelinek <jakub@redhat.com>
1867 * cgraphunit.c (cgraph_lower_function): Revert last change.
1868 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
1869 instead of DECL_NO_STATIC_CHAIN.
1870 * tree-cfg.c (verify_gimple_call): Likewise.
1871 * tree-nested.c (get_chain_decl, get_chain_field,
1872 convert_tramp_reference_op, convert_gimple_call): Likewise.
1873 (convert_all_function_calls): Likewise. Always set or clear
1874 DECL_STATIC_CHAIN initially, for !n->outer clear it.
1875 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
1876 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
1878 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
1879 DECL_NO_STATIC_CHAIN.
1880 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
1881 instead of DECL_NO_STATIC_CHAIN.
1882 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
1883 decl_function_context.
1884 * varasm.c (initializer_constant_valid_p): Likewise.
1885 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
1886 (DECL_STATIC_CHAIN): ... this.
1887 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
1888 instead of DECL_NO_STATIC_CHAIN.
1890 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
1891 Rafael Avila de Espindola <espindola@google.com>
1893 * gengtype.c (nb_plugin_files): Make it unsigned to match
1894 num_gt_files. Adjust other variables to avoid warnings.
1895 (main): Allocate an all zero lang_bitmap before each plugin file name
1896 to match regular file names.
1898 2009-09-23 Richard Henderson <rth@redhat.com>
1900 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
1901 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
1902 static chain passed in memory.
1903 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
1904 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
1905 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
1906 STATIC_CHAIN_REGNUM defined.
1908 * config/picochip/picochip-protos.h: s/class/klass/.
1909 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
1910 (picochip_static_chain): New.
1911 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
1912 (STATIC_CHAIN_INCOMING): Remove.
1914 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
1915 (xtensa_static_chain): New.
1916 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
1917 (STATIC_CHAIN_INCOMING): Remove.
1919 2009-09-23 Anatoly Sokolov <aesok@post.ru>
1921 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
1922 * config/pa/pa-protos.h (function_value): Remove.
1923 * config/pa/pa.c (pa_function_value): Rename from function_value.
1924 Make static, add 'outgoing' argument.
1925 (TARGET_FUNCTION_VALUE): Define.
1927 2009-09-23 Anatoly Sokolov <aesok@post.ru>
1929 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
1930 instead of cfun->machine->is_leaf.
1931 * config/avr/avr.h (machine_function): Remove is_leaf field.
1933 2009-09-23 Jakub Jelinek <jakub@redhat.com>
1936 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
1937 DW_OP_piece after DW_OP_stack_value, adjust size calculations
1938 for it, when DW_OP_stack_value and DW_OP_implicit_value has
1939 the same size, prefer DW_OP_stack_value.
1940 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
1941 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
1943 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
1946 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
1948 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
1951 * cfgexpand.c (convert_debug_memory_address): New.
1952 (expand_debug_expr): Convert base address and offset to the same
1953 mode. Use it to convert addresses to other modes. Accept
1956 2009-09-23 Richard Guenther <rguenther@suse.de>
1958 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
1959 produced for bigendian targets with promoted subregs.
1961 2009-09-23 Richard Guenther <rguenther@suse.de>
1963 * value-prof.c (gimple_ic): Purge old EH edges only after building
1966 2009-09-23 Nick Clifton <nickc@redhat.com>
1968 * config/arc/arc.c (arc_trampoline_init): Fix typo.
1970 2009-09-23 Jakub Jelinek <jakub@redhat.com>
1973 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
1976 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
1977 on non-nested functions.
1979 2009-09-23 Jakub Jelinek <jakub@redhat.com>
1980 Jan Hubicka <jh@suse.cz>
1982 * dwarf2out.c (loc_list_plus_const): Only define if
1983 DWARF2_DEBUGGING_INFO.
1984 (address_of_int_loc_descriptor): Likewise.
1987 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
1989 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
1992 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
1993 constant is more than zero.
1995 2009-09-23 Alan Modra <amodra@bigpond.net.au>
1998 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
1999 call final to emit non-scheduled prologue, instead insert at entry.
2001 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2002 Joseph S. Myers <joseph@codesourcery.com>
2004 * doc/install.texi (*-*-freebsd*): Add proper format codes.
2006 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2007 Rafael Avila de Espindola <espindola@google.com>
2009 * gengtype.c (is_file_equal): New function.
2010 (close_output_files): Use is_file_equal. Free of->buf.
2012 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2013 Rafael Avila de Espindola <espindola@google.com>
2015 * gengtype.c (write_types, write_local): Add the output_header
2016 argument. Update all callers.
2018 2009-09-22 Dodji Seketeli <dodji@redhat.com>
2020 * dwarf2out.c (template_parameter_pack_die,
2021 gen_formal_parameter_pack_die ): New functions.
2022 (make_ith_pack_parameter_name): Remove this function.
2023 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
2024 DW_TAG_formal_parameter_pack.
2025 (gen_generic_params_dies): Represent each template parameter pack
2026 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
2027 represented by usual DW_TAG_template_*_parameter DIEs that are
2028 children of the DW_TAG_template_parameter_pack element DIE.
2029 (generic_parameter_die): This doesn't deal with parameter pack
2030 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
2031 of parameter pack DIEs.
2032 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
2033 in certain cases, e.g. for pack elements.
2034 (gen_formal_types_die, gen_decl_die): Adjust usage of
2035 gen_formal_parameter_die.
2036 (gen_subprogram_die): Represent each function parameter pack by a
2037 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
2038 represented by usual DW_TAG_formal_parameter DIEs that are children
2039 of the DW_TAG_formal_parameter_pack DIE. Remove references to
2040 ____builtin_va_alist decls as no part of the compiler uses those
2042 * langhooks.h (struct lang_hooks_for_decls): Add
2043 function_parm_expanded_from_pack_p, get_generic_function_decl
2044 and function_parameter_pack_p hooks. Fix comment for
2045 get_innermost_generic_parms hook.
2046 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
2047 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
2048 macros and use them to initialize lang_hook.
2050 2009-09-22 Richard Henderson <rth@redhat.com>
2052 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
2053 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
2054 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
2055 on TRAMPOLINE_TEMPLATE.
2056 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
2057 TRAMPOLINE_ADJUST_ADDRESS.
2058 * targhooks.c (default_asm_trampoline_template): Remove.
2059 (default_trampoline_adjust_address): Remove.
2060 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
2061 * targhooks.h: Update decls.
2063 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2065 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
2066 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
2067 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
2069 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
2072 * reload1.c (reload): Reset debug insns with pseudos without
2075 2009-09-22 Janis Johnson <janis187@us.ibm.com>
2077 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
2078 unconditional true for decimal float modes.
2079 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
2080 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
2082 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2084 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
2085 Enable a new case for __FreeBSD__ >= 7.
2086 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
2087 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
2088 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
2089 and USE_LD_AS_NEEDED.
2091 * doc/install.texi (*-*-freebsd*): Update target information.
2093 2009-09-22 Richard Guenther <rguenther@suse.de>
2096 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
2097 arrays really properly.
2099 2009-09-22 Richard Henderson <rth@redhat.com>
2102 * target.h (struct gcc_target): Add asm_out.trampoline_template,
2103 calls.static_chain, calls.trampoline_init,
2104 calls.trampoline_adjust_address.
2105 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2106 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
2107 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2108 * builtins.c (expand_builtin_setjmp_receiver): Use
2109 targetm.calls.static_chain; only clobber registers.
2110 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
2111 set up memory attributes properly for the trampoline block.
2112 (expand_builtin_adjust_trampoline): Use
2113 targetm.calls.trampoline_adjust_address.
2114 * calls.c (prepare_call_address): Add fndecl argument. Use
2115 targetm.calls.static_chain.
2116 * df-scan.c (df_need_static_chain_reg): Remove.
2117 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
2118 consolodate static chain handling.
2119 * doc/tm.texi: Document new hooks.
2120 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
2121 (init_emit_regs): Don't initialize them.
2122 * expr.h (prepare_call_address): Update decl.
2123 * final.c (profile_function): Use targetm.calls.static_chain.
2124 * function.c (expand_function_start): Likewise.
2125 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
2126 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
2127 only clobber registers.
2128 * targhooks.c (default_static_chain): New.
2129 (default_asm_trampoline_template, default_trampoline_init): New.
2130 (default_trampoline_adjust_address): New.
2131 * targhooks.h: Declare them.
2132 * varasm.c (assemble_trampoline_template): Use
2133 targetm.asm_out.trampoline_template. Make the memory block const
2136 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
2137 alpha_initialize_trampoline. Make static. Merge VMS parameter
2138 differences into the TARGET_ABI_OPEN_VMS code block.
2139 (TARGET_TRAMPOLINE_INIT): New.
2140 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
2141 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
2142 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
2143 (INITIALIZE_TRAMPOLINE): Remove.
2145 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
2146 (TRAMPOLINE_TEMPLATE): Merge with ...
2147 (INITIALIZE_TRAMPOLINE): ... this and move ...
2148 * config/arc/arc.c (arc_trampoline_init): ... here.
2149 (TARGET_TRAMPOLINE_INIT): New.
2151 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2152 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2153 (arm_asm_trampoline_template): New.
2154 (arm_trampoline_init, arm_trampoline_adjust_address): New.
2155 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
2156 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
2157 code to arm_asm_trampoline_template.
2158 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
2159 arm_trampoline_adjust_address.
2160 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
2161 adjust for target hook parameters.
2163 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
2166 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
2167 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
2168 (bfin_trampoline_init): Rename from initialize_trampoline;
2169 make static; update for target hook parameters.
2170 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
2171 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
2172 bfin_asm_trampoline_template.
2173 (INITIALIZE_TRAMPOLINE): Remove.
2175 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2176 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
2177 cris_trampoline_init): New.
2178 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
2179 cris_asm_trampoline_template.
2180 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
2181 adjust for target hook parameters.
2183 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
2185 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2186 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
2187 fr30_trampoline_init): New.
2188 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
2189 fr30_asm_trampoline_template.
2190 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
2191 adjust for target hook parameters.
2193 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
2194 (frv_trampoline_init): Rename from frv_initialize_trampoline;
2195 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
2196 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
2197 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
2199 * config/h8300/h8300.c (h8300_trampoline_init): New.
2200 (TARGET_TRAMPOLINE_INIT): New.
2201 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
2202 to h8300_trampoline_init and adjust for hook parameters.
2204 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
2205 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
2206 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
2207 make static; adjust for hook parameters.
2208 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
2210 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2211 (TARGET_TRAMPOLINE_INIT): New.
2212 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
2213 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
2214 iq2000_asm_trampoline_template.
2215 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
2216 (TRAMPOLINE_CODE_SIZE): New.
2217 (TRAMPOLINE_SIZE): Use it.
2218 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
2220 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
2221 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
2222 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
2223 adjust for hook parameters.
2224 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
2226 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
2227 (m32r_trampoline_init): New.
2228 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
2229 m32r_trampoline_init.
2231 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
2232 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
2233 make static; update for hook parameters.
2234 * config/m68hc11/m68hc11-protos.h: Update.
2235 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
2237 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2238 (TARGET_TRAMPOLINE_INIT): New.
2239 (mcore_function_value): Fix typo.
2240 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
2241 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
2242 to mcore_asm_trampoline_template.
2243 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
2245 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
2246 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
2247 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
2248 update for hook parameters.
2249 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
2251 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2252 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2253 mips_trampoline_init): New.
2254 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
2255 mips_asm_trampoline_template.
2256 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
2257 update for hook parameters.
2259 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2260 (TARGET_TRAMPOLINE_INIT): New.
2261 (mmix_trampoline_size): Remove.
2262 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
2263 make static. Remove out-of-date tetra vs octa comment.
2264 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
2265 make static; update for hook parameters.
2266 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
2267 (INITIALIZE_TRAMPOLINE): Remove.
2268 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
2269 (TRAMPOLINE_ALIGNMENT): New.
2270 * gcc/config/mmix/mmix-protos.h: Update.
2272 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2273 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2274 mn10300_trampoline_init): New.
2275 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
2276 mn10300_asm_trampoline_template.
2277 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
2279 * config/moxie/moxie.c (moxie_static_chain,
2280 moxie_asm_trampoline_template, moxie_trampoline_init,
2281 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
2282 TARGET_TRAMPOLINE_INIT): New.
2283 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
2284 moxie_trampoline_init.
2285 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
2286 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
2288 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2289 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2290 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
2291 pa_trampoline_adjust_address): New.
2292 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
2293 pa_asm_trampoline_template.
2294 (TRAMPOLINE_ALIGNMENT): New.
2295 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
2296 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
2297 adjust for hook parameters.
2298 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
2300 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
2301 (TARGET_TRAMPOLINE_INIT): New.
2302 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
2303 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
2305 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
2307 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
2308 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
2309 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
2310 make static; adjust parameters for the hook.
2311 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
2313 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
2314 s390_trampoline_template; make static.
2315 (s390_trampoline_init): Rename from s390_initialize_trampoline;
2316 make static; adjust for target hook.
2317 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
2318 * config/s390/s390-protos.h: Remove trampoline decls.
2319 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
2320 (TRAMPOLINE_TEMPLATE): Remove.
2321 (TRAMPOLINE_ALIGNMENT): New.
2323 * config/score/score-protos.h (score_initialize_trampoline): Remove.
2324 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2325 (TARGET_TRAMPOLINE_INIT): New.
2326 (score_asm_trampoline_template): New.
2327 (score_trampoline_init): Rename from score_initialize_trampoline;
2328 make static; adjust for hook parameters.
2329 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
2330 score[37]_asm_trampoline_template.
2331 (INITIALIZE_TRAMPOLINE): Remove.
2332 * config/score/score3.c (score3_asm_trampoline_template): New.
2333 (score3_trampoline_init): Rename from score3_initialize_trampoline;
2334 adjust for target hook.
2335 * config/score/score7.c (score7_asm_trampoline_template): New.
2336 (score7_trampoline_init): Rename from score7_initialize_trampoline;
2337 adjust for target hook.
2338 * config/score/score3.h, config/score/score7.h: Update.
2340 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
2341 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
2342 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2343 (sh_trampoline_init): Rename from sh_initialize_trampoline;
2344 make static; adjust for target hook parameters.
2345 (sh_trampoline_adjust_address): New.
2346 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
2347 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
2349 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
2350 (sparc32_initialize_trampoline): Rename from
2351 sparc_initialize_trampoline; make static; replace tramp parameter
2352 with m_tramp and update memory accesses.
2353 (sparc64_initialize_trampoline): Similarly.
2354 (sparc_trampoline_init): New.
2355 * config/sparc/sparc-protos.h: Remove trampoline decls.
2356 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
2357 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
2359 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
2360 (array_to_constant): Make ARR parameter const.
2361 (spu_trampoline_init): Rename from spu_initialize_trampoline;
2362 make static; update for hook parameters.
2363 * config/spu/spu-protos.h: Update decls.
2364 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
2366 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
2367 from xstormy16_initialize_trampoline; make static; update for
2369 (TARGET_TRAMPOLINE_INIT): New.
2370 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
2372 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2373 (TARGET_TRAMPOLINE_INIT): New.
2374 (v850_can_eliminate): Make static.
2375 (v850_asm_trampoline_template, v850_trampoline_init): New.
2376 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
2377 v850_asm_trampoline_template.
2378 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
2379 and adjust for target hook parameters.
2381 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2382 (TARGET_TRAMPOLINE_INIT): New.
2383 (vax_asm_trampoline_template, vax_trampoline_init): New.
2384 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
2385 vax_asm_trampoline_template.
2386 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
2388 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2389 (TARGET_TRAMPOLINE_INIT): New.
2390 (xtensa_asm_trampoline_template): Rename from
2391 xtensa_trampoline_template; make static.
2392 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
2393 make static; update for hook parameters.
2394 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
2395 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
2396 (INITIALIZE_TRAMPOLINE): Remove.
2398 * config/i386/i386.c (ix86_function_regparm): Do not issue an
2399 error for nested functions with regparm=3.
2400 (ix86_compute_frame_layout): Adjust frame pointer offset for
2401 ix86_static_chain_on_stack.
2402 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
2403 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
2404 don't reset to UNITS_PER_WORD.
2405 (ix86_emit_leave): Adjust ix86_cfa_state.
2406 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
2407 (ix86_static_chain): New.
2408 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
2409 make static; update for target hook parameters; use ix86_static_chain.
2410 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
2411 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
2412 (INITIALIZE_TRAMPOLINE): Remove.
2413 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
2414 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
2415 to the end. Add static_chain_on_stack.
2416 (ix86_static_chain_on_stack): New.
2418 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
2419 (m68k_output_mi_thunk): Don't use static_chain_rtx.
2420 (m68k_trampoline_init): New.
2421 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
2422 m68k_trampoline_init and adjust for hook parameters.
2423 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
2424 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
2426 2009-09-22 Jakub Jelinek <jakub@redhat.com>
2428 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
2429 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
2431 * reload1.c (reload): Call wrap_constant when substituting
2432 reg for equiv inside of DEBUG_INSNs.
2435 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
2436 add_call_src_coords_attributes, add_high_low_attributes,
2437 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
2438 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
2439 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
2440 when -gdwarf-2 -gstrict-dwarf.
2441 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
2442 -gdwarf-[23] -gstrict-dwarf.
2443 (address_of_int_loc_descriptor, loc_descriptor,
2444 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
2445 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
2446 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
2448 2009-09-22 Richard Guenther <rguenther@suse.de>
2450 PR tree-optimization/41428
2451 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
2452 (ccp_finalize): Pass it to substitute_and_fold.
2454 2009-09-22 Richard Guenther <rguenther@suse.de>
2456 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
2457 (substitute_and_fold): Adjust prototype.
2458 * tree-vrp.c (vrp_evaluate_conditional): Make static.
2459 (simplify_stmt_using_ranges): Likewise.
2460 (fold_predicate_in): Move here from tree-ssa-propagate.c.
2461 (vrp_fold_stmt): New function.
2462 (vrp_finalize): Pass it to substitute_and_fold.
2463 * tree-flow.h (vrp_evaluate_conditional): Remove.
2464 (simplify_stmt_using_ranges): Likewise.
2465 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
2466 * tree-ssa-copy.c (fini_copy_prop): Likewise.
2467 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
2469 (fold_predicate_in): Move to tree-vrp.c.
2470 (substitute_and_fold): Use the callback instead of calling into
2471 tree-vrp.c functions directly.
2473 2009-09-22 Jakub Jelinek <jakub@redhat.com>
2475 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
2476 comparison warning on rs6000.
2479 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
2480 GIMPLE_EH_MUST_NOT_THROW cleanup.
2481 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
2483 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
2486 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
2487 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
2488 LIB_SPEC for darwin10 and later since it always uses the unwinder in
2489 libSystem which is derived from the gcc 4.2.1 unwinder.
2491 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2494 * varasm.c (default_encode_section_info): Copy TLS model into
2495 sym_ref flags regardless of backend support for TLS, for all
2496 model types except TLS_MODEL_EMULATED.
2498 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2501 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
2502 we can handle it correctly.
2504 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
2506 * doc/install.texi (os2): Remove section.
2508 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
2510 * doc/standards.texi (Objective-C): Adjust two URLs.
2512 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
2514 * tree-tailcall.c (process_assignment): Don't check if a
2515 multiplication or an addition are already present.
2516 (find_tail_calls): Combine multiple additions and multiplications.
2517 (adjust_accumulator_values): Emit accumulators.
2519 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
2521 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
2522 xmm register restore.
2524 2009-09-21 Jan Hubicka <jh@suse.cz>
2526 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
2527 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
2530 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
2532 * stor-layout.c (layout_type): Remove obsolete code.
2534 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
2537 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
2539 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2542 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
2543 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
2544 (fold_builtin_2, do_mpc_arg1): Update accordingly.
2545 * fold-const.c (const_binop): Likewise.
2546 * real.h (do_mpc_arg2): Update prototype.
2548 2009-09-20 Jan Hubicka <jh@suse.cz>
2550 * dwarf2out.c (add_const_value_attribute): Return true if successful.
2551 (add_location_or_const_value_attribute): Rewrite using
2553 (tree_add_const_value_attribute): Return true if successful.
2554 (tree_add_const_value_attribute_for_decl): Likewise.
2556 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
2557 (loc_descriptor): ... here;
2558 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2559 (cst_pool_loc_descr): Break out from ...; do not reffer constant
2560 pool items that was not marked for output.
2561 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
2562 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2563 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2564 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
2565 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
2566 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
2567 DW_OP_stack_value to get address of items that are not available
2569 (dw_loc_list): Handle single element lists correctly.
2571 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
2572 Pascal Obry <obry@adacore.com>
2574 * unwind-dw2-fde.c (classify_object_over_fdes):
2575 Cast the constant 1 to _Unwind_Ptr.
2576 (add_fdes): Likewise.
2577 (linear_search_fdes): Likewise.
2579 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
2581 * stor-layout.c (set_sizetype): Avoid useless type copy.
2583 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
2585 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
2587 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
2588 * configure, config.in: Regenerate.
2589 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
2591 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
2592 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
2593 for global data if the output could be used in a shared library.
2594 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
2595 to 0 if TARGET_WRITABLE_EH_FRAME.
2597 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
2599 PR rtl-optimization/39886
2600 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
2601 just when insn is equal to BB_END (bb).
2603 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
2605 * config/mips/mips.opt (mrelax-pic-calls): New option.
2606 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
2608 (mips_unspec_call): Change "unspec_call" expander into this.
2609 (mips_strip_unspec_call): New function.
2610 (mips_got_load): Call mips_unspec_call instead of
2611 gen_unspec_call<mode>.
2612 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
2614 (mips_cfg_in_reorg): New function.
2615 (mips16_lay_out_constants): Use it to decide whether to call
2616 CFG-aware insn splitting.
2617 (r10k_insert_cache_barriers): Move CFG set-up code from here to
2618 mips_reorg. Move DF set-up code from here ...
2619 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
2621 (mips_reorg): Call mips_df_reorg instead of
2622 r10k_insert_cache_barriers. Move CFG set-up code here from
2623 r10k_insert_cache_barriers.
2624 (mips_call_expr_from_insn): New function.
2625 (mips_pic_call_symbol_from_set): Likewise.
2626 (mips_find_pic_call_symbol): Likewise.
2627 (mips_annotate_pic_call_expr): Likewise.
2628 (mips_get_pic_call_symbol): Likewise.
2629 (mips_annotate_pic_calls): Likewise.
2630 (mips_override_options): Disable -mrelax-pic-calls unless PIC
2632 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
2633 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
2634 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
2636 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
2637 (unspec_call<mode>): Remove it.
2638 (sibcall_internal, sibcall_value_internal,
2639 sibcall_value_multiple_internal, call_internal, call_split,
2640 call_value_internal, call_value_split,
2641 call_value_multiple_internal, call_value_multiple_split): Pass
2642 SIZE_OPNO to MIPS_CALL.
2643 (call_internal_direct, call_direct_split,
2644 call_value_internal_direct, call_value_direct_split): Pass -1 as
2645 SIZE_OPNO to MIPS_CALL.
2646 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
2647 * configure: Regenerate.
2648 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
2649 and -mno-relax-pic-calls.
2650 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
2652 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2655 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
2656 in the directory this rule is called from, rather than the
2657 toplevel 'gcc' directory, to fix in-tree build.
2659 2009-09-19 Chris Demetriou <cgd@google.com>
2661 PR preprocessor/28435:
2662 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
2663 to cpplib that the preprocessor output is needed.
2665 2009-09-19 Jakub Jelinek <jakub@redhat.com>
2667 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
2668 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
2669 *return_and_restore_fpregs_<mode>,
2670 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
2673 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
2674 instead of assuming it has always a REG inside of it.
2676 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
2678 * config/freebsd.h: Update comment on types.
2679 (WINT_TYPE): Define.
2681 2009-09-18 Jason Merrill <jason@redhat.com>
2683 * c.opt: Add -fno-deduce-init-list.
2685 2009-09-18 Neil Vachharajani <nvachhar@google.com>
2687 * value-prof.c (interesting_stringop_to_profile_p): Added output
2688 argument to indicate which parameter is the size parameter.
2689 * value-prof.c (gimple_stringop_fixed_value): Use
2690 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
2691 * value-prof.c (gimple_stringops_transform): Update call sites to
2692 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
2694 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
2697 From David Binderman <dcb314@hotmail.com>:
2698 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
2699 local variable f. Remove stale comments.
2700 (ix86_compute_frame_layout): Remove useless local variable total_size.
2701 Remove #if 0'd code.
2702 (legitimate_address_p): Remove useless local variables
2703 reason_rtx and reason.
2704 (ix86_split_copysign_const): Remove useless local variable op1.
2705 (scale_counter): Remove useless local variable piece_size_mask.
2707 2009-09-18 Jakub Jelinek <jakub@redhat.com>
2709 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
2712 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
2715 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
2717 2009-09-17 Jakub Jelinek <jakub@redhat.com>
2719 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
2722 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
2724 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
2725 DW_OP_implicit_value even without dwarf_version 4.
2727 2009-09-17 Jan Hubicka <jh@suse.cz>
2729 * dwarf2out.c: Include tree-pass.h and gimple.h.
2730 (loc_list_plus_const): New function.
2731 (loc_descriptor_from_tree_1): Rename to ...
2732 (loc_descriptor_from_tree): ... remove original.
2733 (loc_list_from_tree): New function.
2734 (add_AT_location_description): Accept location list.
2735 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
2736 (concatn_mem_loc_descriptor): Remove.
2737 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
2739 (secname_for_decl): Move up.
2740 (hidden_reference_p): New function; break out from ...
2741 (loc_by_refernece): ... here; move up.
2742 (dw_loc_list): New function.
2743 (single_element_loc_list): New function.
2744 (single_element_loc_list_p): New function.
2745 (add_loc_descr_to_each): New function.
2746 (add_loc_list): New function.
2747 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
2748 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
2749 add diagnostics why expansion failed.
2750 (add_location_or_const_value_attribute): Support location lists.
2751 (add_bound_info): Likewise.
2752 (descr_info_loc): Update call of loc_descriptor_from_tree.
2753 (gen_variable_die): Work on location lists.
2754 * final.c (pass_final): Add dump file.
2755 * Makefile.in (dwarf2out.o): Add new dependencies.
2757 2009-09-17 Janis Johnson <janis187@us.ibm.com>
2760 * real.c decimal_from_integer, decimal_integer_string): New.
2761 (real_from_integer): Use them as special case for decimal float.
2762 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
2763 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
2764 Do not append zero after the decimal point in string to convert.
2766 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
2768 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
2769 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
2771 2009-09-17 Martin Jambor <mjambor@suse.cz>
2773 * common.opt (fipa-sra): New switch.
2774 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
2775 * timevar.def (TV_IPA_SRA): New timevar.
2776 * params.def (ipa-sra-ptr-growth-factor): New parameter.
2777 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
2778 * tree-sra.c: Include cgraph.c.
2779 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
2780 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
2781 and grp_not_necessarilly_dereferenced.
2782 (func_param_count): New variable.
2783 (encountered_apply_args): New variable.
2784 (bb_dereferences): New variable.
2785 (final_bbs): New variable.
2786 (no_accesses_representant): New variable.
2787 (no_accesses_p): New function.
2788 (dump_access): Dump the new fields.
2789 (sra_initialize): Set encountered_apply_args to false.
2790 (get_ssa_base_param): New function.
2791 (mark_parm_dereference): New function.
2792 (create_access): Caring for INIDRECT_REFs and different handling of
2793 varialble length accesses in early IPA SRA. Store the stmt - a new
2794 parameter - to the new access.
2795 (build_access_from_expr_1): New parameter stmt, passed to
2796 create_access. Handle INDIRECT_REFs.
2797 (build_access_from_expr): Pass the current statement to
2798 build_access_from_expr_1.
2799 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
2801 (build_accesses_from_assign): Pass the current statement to
2802 build_access_from_expr_1. Do not create assign links in IPA-SRA.
2803 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
2804 final_bbs when necessary. Check for calls to __builtin_apply_args.
2805 Fixup EH info if anythng was changed.
2806 (is_unused_scalar_param): New function.
2807 (ptr_parm_has_direct_uses): New function.
2808 (find_param_candidates): New function.
2809 (mark_maybe_modified): New function.
2810 (analyze_modified_params): New function.
2811 (propagate_dereference_distances): New function.
2812 (dump_dereferences_table): New function.
2813 (analyze_caller_dereference_legality): New function.
2814 (unmodified_by_ref_scalar_representative): New function.
2815 (splice_param_accesses): New function.
2816 (decide_one_param_reduction): New function.
2817 (enum ipa_splicing_result): New type.
2818 (splice_all_param_accesses): New function.
2819 (get_param_index): New function.
2820 (turn_representatives_into_adjustments): New function.
2821 (analyze_all_param_acesses): New function.
2822 (get_replaced_param_substitute): New function.
2823 (get_adjustment_for_base): New function.
2824 (replace_removed_params_ssa_names): New function.
2825 (sra_ipa_reset_debug_stmts): New function.
2826 (sra_ipa_modify_expr): New function.
2827 (sra_ipa_modify_assign): New function.
2828 (convert_callers): New function.
2829 (modify_function): New function.
2830 (ipa_sra_preliminary_function_checks): New function.
2831 (ipa_early_sra): New function.
2832 (ipa_early_sra_gate): New function.
2833 (pass_early_ipa_sra): New variable.
2834 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
2836 2009-09-17 Michael Matz <matz@suse.de>
2839 * tree.c (build_type_attribute_qual_variant): Export.
2840 * tree.h (build_type_attribute_qual_variant): Declare.
2841 * tree-inline.c (remap_type_1): Use it to build variants with
2842 the original qualifiers and attributes.
2844 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2846 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
2847 without a fallthrough edge.
2849 2009-09-16 DJ Delorie <dj@redhat.com>
2851 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
2852 chip and ignore the "fast_interrupt" attribute if so.
2854 2009-09-16 Richard Henderson <rth@redhat.com>
2857 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
2860 2009-09-16 Richard Henderson <rth@redhat.com>
2863 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
2864 is set only if DECL_NO_STATIC_CHAIN is unset.
2865 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
2866 (FOR_EACH_NEST_INFO): New.
2867 (walk_all_functions): Use it.
2868 (finalize_nesting_tree): Likewise.
2869 (unnest_nesting_tree): Likewise.
2870 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
2871 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
2872 (convert_gimple_call): Early out if gimple_call_chain already set.
2873 (convert_all_function_calls): Iterate until no new functions
2874 require a static chain.
2875 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
2876 when building a trampoline. Use dump_function_to_file instead
2878 (lower_nested_functions): Open dump_file. Validate that decls
2879 that have DECL_NO_STATIC_CHAIN from the front end don't have that
2880 bit reset by this pass.
2882 2009-09-16 Michael Matz <matz@suse.de>
2885 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
2886 shorten decl_common_unused.
2887 (DECL_RESTRICTED_P): New accessor.
2888 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
2889 to disambiguate marked decls and restrict pointers.
2891 2009-09-16 Richard Henderson <rth@redhat.com>
2894 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
2896 2009-09-16 Jakub Jelinek <jakub@redhat.com>
2898 * integrate.c (set_block_abstract_flags): Call
2899 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
2901 2009-09-16 Richard Guenther <rguenther@suse.de>
2904 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
2907 2009-09-16 DJ Delorie <dj@redhat.com>
2908 Kaz Kojima <kkojima@gcc.gnu.org>
2910 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
2911 (sh_expand_prologue): Update calls to output_stack_adjust.
2912 (sh_expand_epilogue): Likewise.
2914 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
2917 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
2918 trying to limit the extent of searches in the insn stream.
2920 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
2921 Jakub Jelinek <jakub@redhat.com>
2925 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
2927 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
2928 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
2929 (rs6000_savres_strategy): Always save FP registers inline if the
2930 target doesn't support hardware double-precision. Set the above
2931 bits in return value when needed.
2932 (rs6000_savres_routine_sym): Fix computation for cache selector.
2933 Mark the generated symbol as a function. Rename exitp argument to
2934 lr. Move code for determining the name of the symbol...
2935 (rs6000_savres_routine_name): ...here. New function. Add cases for
2936 getting the names right on AIX and 64-bit Linux.
2937 (savres_routine_name): New variable.
2938 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
2939 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
2940 on what the target routine uses as a base register. If savep && lr
2941 describe saving of r0 into memory slot.
2942 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
2943 line calls for AIX ABI.
2944 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
2945 determine FP save/restore functions.
2946 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
2947 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
2949 (rs6000_emit_epilogue): Adjust computation of restore_lr.
2950 Duplicate restoration of LR and execute the appropriate one
2951 depending on whether GPRs are being restored inline. Set r11 from
2952 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
2953 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
2954 Fix out of line calls for AIX ABI.
2955 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
2957 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
2959 (*restore_gpregs_spe): Likewise.
2960 (*return_and_restore_gpregs_spe): Likewise.
2961 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
2962 Define to empty string unconditionally.
2963 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
2964 Define to empty string unconditionally.
2965 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
2968 2009-09-15 Jan Hubicka <jh@suse.cz>
2970 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
2971 * params.def (inline-insns-auto): Likewise.
2973 2009-09-15 Martin Jambor <mjambor@suse.cz>
2975 * ipa-inline.c (estimate_function_body_sizes): Dump info about
2976 individual statements only at TDF_DETAILS dump level. Format
2977 source for 80 characters per line.
2979 2009-09-15 Christian Bruel <christian.bruel@st.com>
2981 * regrename.c (do_replace): Update REG_DEAD notes.
2983 2009-09-15 Revital Eres <eres@il.ibm.com>
2985 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
2986 * targhooks.c (default_builtin_support_vector_misalignment):
2987 New builtin function.
2988 * targhooks.h (default_builtin_support_vector_misalignment):
2990 * target.h (builtin_support_vector_misalignment):
2991 New field in struct gcc_target.
2992 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
2993 new builtin function.
2994 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
2996 * config/rs6000/rs6000.c
2997 (rs6000_builtin_support_vector_misalignment): New function.
2998 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
3000 2009-09-15 Jie Zhang <jie.zhang@analog.com>
3002 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
3004 (bfin_optimize_loop): Likewise.
3005 (bfin_gen_bundles): Likewise.
3006 (workaround_speculation): Likewise.
3007 (find_load): Return NULL_RTX for debug_insn.
3009 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
3011 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
3014 2009-09-14 DJ Delorie <dj@redhat.com>
3016 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
3017 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
3020 2009-09-14 Richard Henderson <rth@redhat.com>
3021 Jakub Jelinek <jakub@redhat.com>
3023 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
3024 * cfgbuild.c (make_edges): Handle asm goto.
3025 * cfglayout.c (fixup_reorder_chain): Likewise.
3026 * cfgrtl.c (patch_jump_insn): Likewise.
3027 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
3028 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
3029 (gimple_build_asm_vec): Add and use labels parameter.
3030 (gimple_build_asm): Remove.
3031 (walk_gimple_asm): Walk labels too.
3032 * gimple.def (GIMPLE_ASM): Update docs.
3033 * gimple.h: Update decls.
3034 (struct gimple_statement_asm): Change nc to use unsigned char;
3036 (gimple_asm_nlabels): New.
3037 (gimple_asm_label_op, gimple_asm_set_label_op): New.
3038 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
3039 into gimple_build_asm_vec.
3040 * jump.c (mark_jump_label_asm): New.
3041 (mark_jump_label): Use it.
3042 (redirect_jump_1): Handle asm goto.
3043 (invert_jump_1): Soft fail if X is null.
3044 * recog.c (extract_asm_operands): New.
3045 (asm_noperands): Use it; handle asm labels.
3046 (decode_asm_operands): Use extract_asm_operands.
3047 (asm_operand_ok): Properly handle empty string.
3048 * reg-stack.c (get_asm_operands_in_out): Rename from
3049 get_asm_operand_n_inputs; use extract_asm_operands; return both
3050 inputs and outputs by reference; update all callers.
3051 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
3052 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
3053 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
3054 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
3055 (extract_asm_operands): Declare.
3056 * stmt.c (expand_asm_operands): Add and use labels parameter.
3057 (check_unique_operand_names): Likewise.
3058 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
3059 (expand_asm_stmt): Handle asm labels.
3060 * tree-cfg.c (make_gimple_asm_edges): New.
3061 (make_edges): Use it.
3062 (cleanup_dead_labels): Handle asm labels.
3063 (is_ctrl_altering_stmt): Likewise.
3064 (gimple_redirect_edge_and_branch): Likewise.
3065 * tree.def (ASM_EXPR): Add 5th operand.
3066 * tree.h (ASM_LABELS): New.
3067 (resolve_asm_operand_names): Update decl.
3069 * c-parser.c (c_parser_asm_statement): Parse asm goto.
3070 (c_parser_asm_goto_operands): New.
3071 * c-tree.h (build_asm_expr): Update decl.
3072 * c-typeck.c (build_asm_expr): Add and use labels parameter.
3073 * doc/extend.texi: Document asm goto.
3075 2009-09-14 Richard Henderson <rth@redhat.com>
3077 * except.h: Update declarations.
3078 (struct pointer_map_t): Forward declare.
3079 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
3080 (struct eh_landing_pad_d, eh_landing_pad): New.
3081 (struct eh_catch_d, eh_catch): New.
3082 (struct eh_region_d): Remove next_region_sharing_label, aka,
3083 label, tree_label, landing_pad, post_landing_pad, resume,
3084 may_contain_throw. Rename region_number to index. Remove
3085 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
3086 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
3087 (VEC(eh_landing_pad,gc)): New.
3088 (struct eh_status): Remove last_region_number. Add lp_array,
3089 throw_stmt_table, ttype_data, ehspec_data.
3090 (ehr_next, FOR_ALL_EH_REGION_AT): New.
3091 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
3092 * except.c (lang_protect_cleanup_actions): Return tree.
3093 (struct ehl_map_entry): Remove.
3094 (init_eh_for_function): Push zero entries for region and lp_array.
3095 (gen_eh_region): Add to region_array immediately.
3096 (gen_eh_region_catch): Operate on eh_catch objects.
3097 (gen_eh_landing_pad): New.
3098 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
3099 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
3100 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
3101 (get_eh_landing_pad_from_number_fn): New.
3102 (get_eh_landing_pad_from_number): New.
3103 (get_eh_region_from_lp_number_fn): New.
3104 (get_eh_region_from_lp_number): New.
3105 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
3106 (get_exception_pointer, get_exception_filter): Remove.
3107 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
3108 (current_function_has_exception_handlers): Simplify.
3109 (bring_to_root, eh_region_replaceable_by_p): Remove.
3110 (replace_region, hash_type_list, hash_eh_region): Remove.
3111 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
3112 (label_to_region_map, num_eh_regions): Remove.
3113 (get_next_region_sharing_label, must_not_throw_labels): Remove.
3114 (find_exception_handler_labels): Remove.
3115 (duplicate_eh_regions_0, find_prev_try): Remove.
3116 (struct duplicate_eh_regions_data): New.
3117 (duplicate_eh_regions_1): Rewrite.
3118 (duplicate_eh_regions): Return a pointer map instead of an
3120 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
3121 (redirect_eh_edge_to_label): Remove.
3122 (eh_region_outermost): Rewrite using eh_region pointers
3123 instead of integers.
3124 (add_ttypes_entry): Update for ttype_data move to eh_status.
3125 (add_ehspec_entry): Rewrite with VEC instead of varray.
3126 (assign_filter_values): Likewise. Export.
3127 (build_post_landing_pads, connect_post_landing_pads): Remove.
3128 (dw2_build_landing_pads): Rewrite to use lp_array.
3129 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
3130 (sjlj_assign_call_site_values): Rewrite to use lp_array.
3131 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
3132 (sjlj_mark_call_sites): Update for landing pad numbers.
3133 (finish_eh_generation): Rewrite.
3134 (gate_handle_eh): Do nothing for no eh tree.
3135 (pass_rtl_eh): Move up near finish_eh_generation.
3136 (remove_eh_landing_pad): New.
3137 (remove_eh_handler): Export.
3138 (remove_eh_region, remove_eh_handler_and_replace): Remove.
3139 (for_each_eh_label): Rewrite to use lp_array.
3140 (make_reg_eh_region_note): New.
3141 (make_reg_eh_region_note_nothrow_nononlocal): New.
3142 (insn_could_throw_p): New.
3143 (copy_reg_eh_region_note_forward): New.
3144 (copy_reg_eh_region_note_backward): New.
3145 (check_handled, add_reachable_handler): Remove.
3146 (reachable_next_level, foreach_reachable_handler): Remove.
3147 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
3148 (get_eh_region_and_lp_from_rtx): New.
3149 (get_eh_region_from_rtx): New.
3150 (can_throw_internal_1, can_throw_external_1): Remove.
3151 (can_throw_internal): Use get_eh_region_from_rtx.
3152 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
3153 (insn_nothrow_p, can_nonlocal_goto): New.
3154 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
3155 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
3156 (add_action_record): Use VEC not varray.
3157 (collect_one_action_chain): Update for eh_region changes.
3158 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
3159 Use get_eh_region_and_lp_from_rtx.
3160 (gate_convert_to_eh_region_ranges): New.
3161 (pass_convert_to_eh_region_ranges): Use it.
3162 (push_uleb128, push_sleb128): Use VEC not varray.
3163 (output_one_function_exception_table): Likewise.
3164 (dump_eh_tree): Update for eh_region changes.
3165 (verify_eh_tree): Likewise.
3166 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
3167 * tree-eh.c: Include target.h.
3168 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
3169 Don't disallow GIMPLE_RESX; adjust argument check.
3170 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
3171 (record_stmt_eh_region): Update for landing pad numbers;
3172 generate a landing pad if necessary.
3173 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
3174 (remove_stmt_from_eh_lp_fn): Similarly.
3175 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
3176 Update for lp numbers; don't special case missing throw_stmt_table.
3177 (lookup_expr_eh_lp): Similarly.
3178 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
3179 (eh_seq, eh_region_may_contain_throw): New.
3180 (struct leh_state): Add ehp_region.
3181 (struct leh_tf_state): Remove eh_label.
3182 (emit_post_landing_pad): New.
3183 (emit_resx, emit_eh_dispatch): New.
3184 (note_eh_region_may_contain_throw): New.
3185 (frob_into_branch_around): Take eh_region not eh label;
3186 emit eh code into eh_seq.
3187 (honor_protect_cleanup_actions): Early exit for no actions. Don't
3188 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
3189 lower_eh_must_not_throw. Emit code to eh_seq.
3190 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
3191 (lower_try_finally_onedest): Likewise.
3192 (lower_try_finally_copy): Likewise.
3193 (lower_try_finally_switch): Likewise.
3194 (lower_try_finally): Initialize ehp_region.
3195 (lower_catch): Update for eh_catch objects.
3196 (lower_eh_filter): Don't handle must_not_throw.
3197 (lower_eh_must_not_throw): New.
3198 (lower_cleanup): Don't set eh_label.
3199 (lower_eh_constructs_2): Resolve eh builtins.
3200 Handle GIMPLE_EH_MUST_NOT_THROW.
3201 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
3202 Add eh_seq to the end of the function body.
3203 (make_eh_dispatch_edges): New.
3204 (make_eh_edge): Remove.
3205 (make_eh_edges): Simplify for landing pads.
3206 (redirect_eh_edge_1): New.
3207 (redirect_eh_edge): Use it.
3208 (redirect_eh_dispatch_edge): New.
3209 (stmt_could_throw_p): Use a switch. Allow RESX.
3210 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
3211 (stmt_can_throw_internal): Likewise.
3212 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
3213 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
3214 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
3215 (gate_refactor_eh): New.
3216 (pass_refactor_eh): Use it.
3217 (lower_resx, execute_lower_resx, pass_lower_resx): New.
3218 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
3219 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
3220 (remove_unreachable_handlers): Rename from
3221 tree_remove_unreachable_handlers; rewrite for landing pads;
3222 call remove_eh_handler directly.
3223 (remove_unreachable_handlers_no_lp): New.
3224 (unsplit_eh, unsplit_all_eh): New.
3225 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
3226 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
3227 (cleanup_empty_eh_unsplit): New.
3228 (cleanup_empty_eh): Rewrite.
3229 (cleanup_all_empty_eh): New.
3230 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
3231 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
3232 (gate_cleanup_eh): New.
3233 (pass_cleanup_eh): Use it.
3234 (verify_eh_edges): Move later in file. Expect one EH edge.
3235 (verify_eh_dispatch_edge): New.
3237 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
3238 (gtype-desc.o): Add TARGET_H.
3239 (tree.o): Use EXCEPT_H, not except.h.
3240 (cfgbuild.o): Add EXPR_H.
3241 (GTFILES): Add vecprim.h.
3242 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
3243 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
3244 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
3245 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
3246 * calls.c (emit_call_1): Use make_reg_eh_region_note.
3247 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
3248 calls to can_throw_internal.
3249 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
3250 (make_edges): Don't handle RESX; use can_nonlocal_goto.
3251 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
3252 (expand_gimple_stmt): Use make_reg_eh_region_note.
3253 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
3254 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
3255 or find_exception_handler_labels.
3256 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
3257 there is exacly one EH edge. Use can_nonlocal_goto and
3259 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
3260 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
3261 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
3262 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
3263 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
3264 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
3265 * dse.c (scan_insn): Use insn_could_throw_p.
3266 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
3267 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
3268 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
3269 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
3270 EXC_PTR_EXPR or FILTER_EXPR.
3271 (tree_expr_nonzero_warnv_p): Likewise.
3272 * function.h: Include vecprim.h, not varray.h
3273 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
3274 move ttype_data and ehspec_data members to struct eh_status; change
3275 action_record_data member to a VEC.
3276 * gcse.c (hash_scan_set): Use can_throw_internal.
3277 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
3278 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
3279 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
3280 (block_may_fallthru): Don't handle RESX_EXPR.
3281 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
3282 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
3283 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
3284 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
3285 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
3286 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
3287 (gimple_size): Likewise.
3288 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
3289 (gimple_build_resx): Use gimple_build_with_ops.
3290 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
3291 (is_gimple_val): Likewise.
3292 (is_gimple_stmt): Remove RESX_EXPR.
3293 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
3294 (GIMPLE_RESX): Reorder with other EH constructs.
3295 * gimple.h (struct gimple_statement_eh_mnt): New.
3296 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
3297 (gimple_eh_filter_must_not_throw): Remove.
3298 (gimple_eh_filter_set_must_not_throw): Remove.
3299 (gimple_eh_must_not_throw_fndecl): New.
3300 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
3301 (is_gimple_resx): New.
3302 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
3303 Don't copy EH_FILTER_MUST_NOT_THROW.
3304 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
3305 * ipa-inline.c (estimate_function_body_sizes): Don't try to
3306 handle must_not_throw_labels specially.
3307 * ipa-pure-const.c (check_call): Update debug statement for LP.
3308 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
3309 * ipa-utils.c (get_base_var): Likewise.
3310 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
3311 * lower-subreg.c (move_eh_region_note): Remove.
3312 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
3313 * omp-low.c (new_omp_context): Update for eh_lp_nr.
3314 (create_task_copyfn): Likewise.
3315 (maybe_catch_exception): Use gimple_build_eh_filter.
3316 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
3317 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
3318 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
3319 and pass_lower_resx.
3320 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
3321 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
3322 can_throw_internal, can_nonlocal_goto.
3323 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
3324 copy_reg_eh_region_note_forward.
3325 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
3326 (emit_output_reload_insns): Likewise.
3327 (copy_eh_notes): Remove.
3328 * rtl.def (RESX): Remove.
3329 * rtl.h: Update declarations.
3330 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
3331 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
3332 (update_eh_label): Remove.
3333 (cleanup_dead_labels_eh): New.
3334 (cleanup_deal_labels): Use it instead of update_eh_label.
3335 (gimple_merge_blocks): Update landing pad data structure when
3336 removing a landing pad label.
3337 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
3338 test; handle GIMPLE_EH_MUST_NOT_THROW.
3339 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
3340 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
3341 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
3342 (verify_stmt): Likewise. Verify landing pads.
3343 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
3344 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
3345 (struct move_stmt_d): Add eh_map.
3346 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
3347 (move_stmt_r): Remap eh region numbers in builtin calls,
3348 resx and eh_dispatch.
3349 (move_block_to_fn): Remove eh_offset parameter. Use
3350 maybe_duplicate_eh_stmt_fn.
3351 (find_outermost_region_in_block): Operate on eh_region pointers
3352 instead of region numbers.
3353 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
3354 duplicate_eh_regions.
3355 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
3356 test earlier. Disallow EH landing pads.
3357 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
3358 * tree-flow.h: Update declarations.
3359 (struct tree_ann_common_d): Replace rn with lp_nr.
3360 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
3361 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
3362 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
3363 resx and eh_dispatch.
3364 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
3365 (copy_edges_for_bb): Use make_eh_dispatch_edges.
3366 (copy_cfg_body): Expect eh_map instead of eh_region_offset
3367 from duplicate_eh_regions.
3368 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
3369 update RESX; handle EH_DISPATCH.
3370 (expand_call_inline): Set eh_lp_nr, not eh_region.
3371 (maybe_inline_call_in_expr): Likewise.
3372 * tree-inline.h (struct copy_body_data): Replace eh_region with
3373 eh_lp_nr, eh_region_offset with eh_map.
3374 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
3375 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
3376 * tree-pretty-print.c (dump_generic_node): Don't handle
3377 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
3378 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
3379 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
3380 EXC_PTR_EXPR, FILTER_EXPR.
3381 * tree-ssa-operands.c (get_expr_operands): Likewise.
3382 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
3383 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
3384 (ao_ref_init_from_vn_reference): Likewise.
3385 * tree-ssa-sink.c (statement_sink_location): Likewise.
3386 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
3387 (mark_virtual_phi_result_for_renaming): Export. Tidy.
3388 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
3389 EXC_PTR_EXPR, FILTER_EXPR.
3390 (is_exception_related): Remove.
3391 (compute_avail): Don't call it.
3392 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
3393 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
3394 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
3395 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
3397 (build_resx): Remove.
3398 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
3399 * tree.h: Update declarations.
3400 (EH_FILTER_MUST_NOT_THROW): Remove.
3401 (struct tree_label_decl): Add eh_landing_pad_nr.
3402 (EH_LANDING_PAD_NR): New.
3403 * value-prof.c (gimple_ic): Tidy variable names. Update for
3404 landing pad numbers.
3405 (gimple_stringop_fixed_value): Tidy variable names. Assert
3406 that neither call stmt can throw.
3407 * vecprim.h (uchar): New.
3408 (VEC(uchar,heap), VEC(uchar,gc)): New.
3410 * c-common.c (c_define_builtins): Update call to
3411 build_common_builtin_nodes.
3412 * c-parser.c (c_parse_file): Don't call
3413 default_init_unwind_resume_libfunc.
3415 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
3417 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
3418 (mips_cprestore_address_p): Likewise.
3419 (mips_save_gp_to_cprestore_slot): Likewise.
3420 (mips_restore_gp): Rename to...
3421 (mips_restore_gp_from_cprestore_slot): ...this.
3422 (mips_must_initialize_gp_p): Declare.
3423 (mips_emit_save_slot_move): Likewise.
3424 (mips_output_load_label): Return nothing.
3425 (mips_eh_uses): Declare.
3426 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
3427 (TARGET_CPRESTORE_DIRECTIVE): New macro.
3428 (TARGET_ABSOLUTE_JUMPS): Likewise.
3429 (EH_USES): Likewise.
3430 (FIRST_PSEUDO_REGISTER): Update comment.
3431 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
3432 (MIPS_CALL): ...here.
3433 (REGISTER_NAMES): Add $cprestore.
3434 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
3435 Add load_label_length, has_inflexible_gp_insn_p,
3436 has_flexible_gp_insn_p, must_initialize_gp_p and
3437 must_restore_gp_when_clobbered_p.
3438 (mips_expand_call): Don't generate split instructions here.
3439 (mips_split_call): Update the call to mips_restore_gp after
3440 the above name change.
3441 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
3442 (mips_find_gp_ref): New function.
3443 (mips_insn_has_inflexible_gp_ref_p): Likewise.
3444 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
3445 (mips_insn_has_flexible_gp_ref_p): Likewise.
3446 (mips_cfun_has_flexible_gp_ref_p): Likewise.
3447 (mips_function_has_gp_insn): Delete.
3448 (mips_global_pointer): Drop the df_regs_ever_live_p check.
3449 Use the new functions above. Only return INVALID_REGNUM
3450 for TARGET_ABSOLUTE_JUMPS.
3451 (mips_must_initialize_gp_p): New function.
3452 (mips_get_cprestore_base_and_offset): New function, extracted from...
3453 (mips_cprestore_slot): ...here. Take a bool parameter.
3454 (mips_cfun_has_cprestore_slot_p): New function.
3455 (mips_cprestore_address_p): Likewise.
3456 (mips_save_gp_to_cprestore_slot): Likewise.
3457 (mips_restore_gp): Rename to...
3458 (mips_restore_gp_from_cprestore_slot): ...this. Assert
3459 epilogue_completed. Update the call to mips_cprestore_slot.
3460 Test cfun->machine->must_restore_gp_when_clobbered_p.
3461 (mips_direct_save_slot_move_p): New function.
3462 (mips_emit_save_slot_move): Likewise.
3463 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
3464 of cfun->machine->global_pointer.
3465 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
3466 (mips_save_reg): Use mips_emit_save_slot_move.
3467 (mips_expand_prologue): Set must_initialize_gp_p.
3468 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
3469 for all cprestore saves. Emit a use_cprestore instruction after
3470 setting up the cprestore slot.
3471 (mips_restore_reg): Use mips_emit_save_slot_move.
3472 (mips_process_load_label): New function.
3473 (mips_load_label_length): Likewise.
3474 (mips_output_load_label): Don't return asm: output it here instead.
3475 Use mips_process_load_label.
3476 (mips_adjust_insn_length): Adjust the length of branch instructions
3477 that have length MAX_PIC_BRANCH_LENGTH.
3478 (mips_output_conditional_branch): Update the call to
3479 mips_output_load_label. Assume the branch target is OPERANDS[0]
3480 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
3481 (mips_output_order_conditional_branch): Swap the meaning of
3482 OPERANDS[0] and OPERANDS[1].
3483 (mips_variable_issue): Don't count ghost instructions.
3484 (mips_expand_ghost_gp_insns): New function.
3485 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
3486 (mips_output_mi_thunk): Set must_initialize_gp_p.
3487 (mips_eh_uses): New function.
3488 * config/mips/predicates.md (cprestore_save_slot_operand)
3489 (cprestore_load_slot_operand): New predicates.
3490 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
3491 (UNSPEC_MOVE_GP): Likewise.
3492 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
3493 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
3494 (CPRESTORE_SLOT_REGNUM): New register.
3495 (MAX_PIC_BRANCH_LENGTH): New constant.
3496 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
3497 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
3498 branches. Fix commentary.
3499 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
3500 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
3501 Change type to "ghost".
3502 (loadgp_absolute_<mode>): Likewise.
3503 (loadgp_rtp_<mode>): Likewise.
3504 (copygp_mips16): Likewise.
3505 (loadgp_blockage): Remove redundant mode attribute.
3506 (potential_cprestore): New instruction.
3507 (cprestore): Turn into an unspec set.
3508 (use_cprestore): New instruction.
3509 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
3510 (*branch_fp_inverted): Likewise.
3511 (*branch_order<mode>): Likewise.
3512 (*branch_order<mode>_inverted): Likewise.
3513 (*branch_equality<mode>): Likewise.
3514 (*branch_equality<mode>_inverted): Likewise.
3515 (*branch_bit<bbv><mode>): Likewise.
3516 (*branch_bit<bbv><mode>_inverted): Likewise.
3517 (*branch_equality<mode>_mips16): Remove redundant mode.
3518 (jump): Turn into a define_expand.
3519 (*jump_absolute): New instruction.
3520 (*jump_pic): Likewise.
3521 (*jump_mips16): Rename previously-unnamed pattern. Remove
3522 redundant mode attribute.
3523 (restore_gp): Split on epilogue_completed rather than
3524 reload_completed. Change type to "ghost".
3525 (move_gp<mode>): New instruction.
3526 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
3527 Remove redundant mode attribute.
3528 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
3529 (bc1any4f, bc1any2t, bc1any2f): Likewise.
3530 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
3532 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3535 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
3536 are returned in the same register (vs34 or v2) that Altivec vector
3537 types are returned in.
3538 (rs6000_libcall_value): Ditto.
3541 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
3542 instead of explicit addsi3/adddi3 calls.
3543 (rs6000_split_multireg_move): Ditto.
3544 (rs6000_emit_allocate_stack): Ditto.
3545 (rs6000_emit_prologue): Ditto.
3546 (rs6000_output_mi_thunk): Ditto.
3548 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
3549 size is 64 bits if we can use 64-bit registers.
3551 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
3553 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
3556 From Jie Zhang <jie.zhang@analog.com>:
3557 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
3558 save FP and RETS with saveall attribute.
3559 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
3560 with saveall attribute.
3562 * config/bfin/bfin.c (bfin_expand_builtin,
3563 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
3566 From Jie Zhang <jie.zhang@analog.com>:
3567 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
3568 before use in two places.
3569 * config/bfin/bfin.md (AREG): Define mode iterator.
3570 (reload_in, reload_out): Use mode iterator AREG.
3572 2009-09-14 Richard Guenther <rguenther@suse.de>
3575 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
3576 EH personality path.
3578 2009-09-13 Richard Guenther <rguenther@suse.de>
3579 Rafael Avila de Espindola <espindola@google.com>
3581 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
3582 (LANG_HOOKS_EH_PERSONALITY): Likewise.
3583 (LANG_HOOKS_INITIALIZER): Adjust.
3584 (lhd_pass_through_t): Declare.
3585 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
3587 * langhooks.c (lhd_pass_through_t): New function.
3588 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
3589 dwarf2out_begin_prologue): Use personality from current_function_decl.
3590 * expr.h (get_personality_function): Declare.
3591 * expr.c (get_personality_function): New function.
3592 (build_personality_function): Likewise.
3593 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
3594 (eh_personality_libfunc): Remove.
3595 * optabs.c (build_libfunc_function): New function split out from ...
3596 (init_one_libfunc): ... here.
3597 * tree.h (DECL_FUNCTION_PERSONALITY): New.
3598 (tree_function_decl): Add personality.
3599 (lhd_gcc_personality): Declare.
3600 (build_personality_function): Likewise.
3601 * tree.c (gcc_eh_personality_decl): New.
3602 (lhd_gcc_personality): New function.
3603 * except.h (lang_eh_runtime_type): Remove.
3604 (enum eh_personality_kind): New.
3605 (build_personality_function): Declare.
3606 (function_needs_eh_personality): Declare.
3607 * except.c (lang_eh_runtime_type): Remove.
3608 (function_needs_eh_personality): New function.
3609 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
3610 (sjlj_emit_function_enter, output_function_exception_table):
3611 Use personality from current_function_decl.
3612 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
3613 * tree-inline.c (tree_can_inline_p): Do not inline across different
3615 (expand_call_inline): Likewise. Adjust the callers EH personality.
3616 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
3617 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
3618 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
3619 (c-parser.o): Likewise
3620 * c-tree.h (c_eh_initialized_p): Remove.
3621 (c_maybe_initialize_eh): Likewise.
3622 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
3623 (finish_decl): Don't call c_maybe_initialize_eh.
3624 (c_eh_initialized_p): Remove.
3625 (c_maybe_initialize_eh): Likewise.
3626 * c-parser.c (c_parser_omp_construct): Likewise.
3627 (c_parse_file): Initialize exception handling.
3629 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
3631 * config.gcc (tm_file): Remove i386/biarch32.h
3632 for i?86-w64-mingw* case.
3633 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
3635 * config.host: Set for x64 mingw the option
3636 use_long_long_for_widest_fast_int to yes.
3638 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
3640 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
3641 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
3642 (dbxout_begin_function): Likewise.
3643 * final.c (dwarf2_debug_info_emitted_p): New predicate.
3644 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
3645 set on the function.
3646 (final_end_function): Likewise.
3647 (final_scan_insn): Likewise.
3648 (rest_of_handle_final): Likewise.
3649 * varasm.c (assemble_start_function): Likewise.
3650 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
3652 2009-09-12 Jason Merrill <jason@redhat.com>
3654 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
3655 * opts.c (common_handle_option): constify.
3657 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
3659 * doc/install.texi (avr): Remove obsolete reference site.
3661 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
3663 * doc/install.texi (Binaries): Adjust AIX link.
3665 2009-09-12 Akim Demaille <demaille@gostai.com>
3667 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
3668 Use an imperative sentence.
3670 2009-09-11 Richard Henderson <rth@redhat.com>
3672 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
3673 structure-name and has-tree-operands arguments; update all entries.
3674 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
3676 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
3677 (gsstruct_code_size): New.
3678 (gss_for_code_): New.
3679 (gss_for_code): Remove.
3680 (gimple_size): Rewrite using gsstruct_code_size.
3681 (gimple_statement_structure): Move to gimple.h.
3682 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
3683 (gss_for_code, gimple_statement_structure): New.
3684 (gimple_ops): Use new arrays; tidy.
3686 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3688 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
3689 operand to be a PLUS expression.
3690 * config/pa/pa.c (pa_secondary_reload): Likewise.
3692 2009-09-11 Jakub Jelinek <jakub@redhat.com>
3694 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
3696 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
3699 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
3701 From Jie Zhang <jie.zhang@analog.com>:
3702 * doc/extend.texi (node Function Attributes): Document l2
3704 (node Blackfin Variable Attributes): Document l2 variable attributes.
3706 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
3708 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
3709 to match the system compiler's configuration at inflection point.
3710 Add comment to remark a remaining difference with system compiler.
3712 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
3713 * configure: Regenerate.
3715 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
3717 From Jie Zhang <jie.zhang@analog.com>:
3718 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
3719 (bfin_handle_l2_attribute): New.
3720 (bfin_attribute_table): Add l2 attribute.
3722 2009-09-11 Michael Matz <matz@suse.de>
3725 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
3726 on the local_decls list.
3728 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
3732 * cselib.c (cselib_expand_value_rtx_cb): Document callback
3734 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
3735 for VALUEs, to implement the documented interface.
3736 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
3737 Adjust for VALUEs and anything else, to implement the
3738 documented interface.
3740 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
3742 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
3743 with actual SPE/paired vector modes before using 64-bit alignment.
3744 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
3746 2009-09-10 DJ Delorie <dj@redhat.com>
3748 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
3751 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
3752 * config/mep/mep.c (mep_legitimate_constant_p): New.
3753 * config/mep/mep-protos.h: Prototype it.
3755 2009-09-10 Richard Henderson <rth@redhat.com>
3757 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
3759 2009-09-10 Jason Merrill <jason@redhat.com>
3761 * tree.c (chain_index): New fn.
3762 * tree.h: Declare it.
3764 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3766 * config/sol2-c.c (cmn_err_length_specs): Initialize
3767 scalar_identity_flag.
3769 2009-09-10 Richard Henderson <rth@redhat.com>
3771 * tree.h (struct tree_decl_common): Move align member earlier;
3772 move label_decl_uid member ...
3773 (struct tree_label_decl): ... here.
3774 (LABEL_DECL_UID): Update to match.
3776 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
3779 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
3780 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
3782 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
3783 dest_prev if the edge is complex.
3785 * tree-cfg.c (is_ctrl_stmt): Use a switch.
3787 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
3788 loop latch tests earlier.
3790 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
3791 before GIMPLE_RETURN, not after its predecessor; insert
3794 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
3795 gimple_seq_empty_p to test for no PHI nodes.
3796 * tree-cfg.c (split_critical_edges): Likewise.
3798 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
3800 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
3802 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
3803 introduced by the VTA branch merge.
3805 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
3807 * ira-conflicts.c: Use fputs or putc instead of fprintf
3811 * tree-switch-conversion.c: Ditto.
3813 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
3815 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
3816 introduced by the VTA branch merge.
3818 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
3821 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
3823 PR rtl-optimization/39779
3824 * expr.c (convert_modes): Return when mode == oldmode after
3825 CONST_INTs are processed.
3827 2009-09-10 Nick Clifton <nickc@redhat.com>
3829 * config/mep/mep.c (mep_encode_section_info): Copy weakness
3830 attribute and referring decl when creating renamed symbol.
3832 2009-09-10 Richard Guenther <rguenther@suse.de>
3835 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
3837 (cgraph_finalize_compilation_unit): Compute reachability
3838 before emitting thunks. Properly process aliases before
3839 possibly removing unreachable nodes.
3841 2009-09-10 Richard Guenther <rguenther@suse.de>
3844 * tree.c (struct free_lang_data_d): Add worklist member.
3845 (find_decls_types_r): Push onto the worklist instead of recursing.
3846 Handle TREE_BINFOs properly.
3847 (find_decls_types): New function wrapped around find_decls_types_r
3848 to process the worklist.
3849 (find_decls_types_in_eh_region): Use it.
3850 (find_decls_types_in_node): Likewise.
3851 (find_decls_types_in_var): Likewise.
3852 (free_lang_data_in_cgraph): Likewise. Free the worklist.
3853 * tree.h (RECORD_OR_UNION_TYPE_P): New.
3854 (AGGREGATE_TYPE_P): Adjust.
3856 2009-09-09 Jason Merrill <jason@redhat.com>
3858 * configure.ac: Check glibc version even if we have an in-tree
3861 2009-09-09 Anthony Green <green@moxielogic.com>
3863 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
3864 the constant 0 when appropriate.
3865 * config/moxie/constraints.md: Add constraint O.
3867 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
3868 to pass up to 6 32-bit argument values in registers.
3869 (moxie_function_arg): Ditto.
3870 (moxie_arg_partial_bytes): Ditto.
3871 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
3872 (REG_PARM_STACK_SPACE): Ditto.
3873 (FUNCTION_ARG_REGNO_P): Ditto.
3875 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
3876 instruction to allocate stack space.
3878 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
3880 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
3881 unnecessarily stringent constraints. Fix address
3882 calculation in the splitters.
3884 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
3886 PR rtl-optimization/39779
3887 * expr.c (convert_modes): Return when mode == oldmode after
3888 CONST_INTs are processed.
3890 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
3893 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
3894 (ix86_expand_prologue): Take frame.padding0 into logic of
3896 (ix86_expand_epilogue): Likewise.
3898 2009-09-09 Jakub Jelinek <jakub@redhat.com>
3900 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
3902 (SHLIB_LINK, SHLIB_INSTALL): Use them.
3903 * config/t-slibgcc-libgcc: New file.
3904 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
3906 2009-09-09 Martin Jambor <mjambor@suse.cz>
3908 PR tree-optimization/41089
3909 * tree-sra.c (find_var_candidates): Do not consider va_lists in
3912 2009-09-09 Richard Henderson <rth@redhat.com>
3914 * gimple.h (CASE_GIMPLE_OMP): New.
3915 (is_gimple_omp): Use it.
3916 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
3917 (verify_gimple_debug): Likewise.
3919 2009-09-09 Richard Guenther <rguenther@suse.de>
3921 PR tree-optimization/41101
3922 * tree-ssa-pre.c (maximal_set): Remove.
3923 (compute_antic_aux): Treat the maximal set as implicitly all ones.
3924 Defer all blocks we didn't visit at least one successor.
3925 (add_to_exp_gen): Do not add to the maximal set.
3926 (make_values_for_phi): Likewise.
3927 (compute_avail): Likewise.
3928 (init_pre): Do not allocate the maximal set.
3929 (execute_pre): Do not dump it.
3931 2009-09-09 Martin Jambor <mjambor@suse.cz>
3933 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
3934 an SSA_NAME rather than a is_gimple_variable.
3936 2009-09-09 Richard Guenther <rguenther@suse.de>
3939 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
3940 code dealing with plain pointer bases.
3941 (maybe_fold_offset_to_reference): Likewise.
3942 (maybe_fold_stmt_addition): Adjust.
3944 2009-09-09 Richard Guenther <rguenther@suse.de>
3946 * tree.c (free_lang_data_in_type): Do not free the type variant
3948 (free_lang_data): Merge char_type_node with its properly signed
3950 (pass_ipa_free): Collect after freeing language specific data.
3952 2009-09-09 Michael Matz <matz@suse.de>
3955 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
3956 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
3957 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
3960 2009-09-08 DJ Delorie <dj@redhat.com>
3962 * config/mep/mep.c (conversions[]): Add "ml" pattern.
3964 2009-09-04 Jason Merrill <jason@redhat.com>
3966 * tree.c (tree_find_value): Remove.
3967 * tree.h: Remove prototype.
3968 * varasm.c (assemble_external): Use value_member instead.
3970 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
3972 * toplev.c (process_options): Choose default debugging type when
3973 gtoggle enables debug info and type is unset.
3975 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
3979 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
3982 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
3984 * configure: Rebuilt with modified libtool.m4.
3986 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
3991 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
3993 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
3995 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
3996 (remove_statement): Likewise.
3997 (rewrite_use_nonlinear_expr): Adjust.
3998 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
3999 * tree-ssa.c (release_defs_bitset): ... this. New.
4000 * tree-flow.h (release_defs_bitset): Declare.
4002 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4005 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
4006 in the middle block.
4008 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
4010 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
4011 via intptr_t to long type.
4012 (insert_operand_rank): Cast long type via intptr_t to
4014 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
4016 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
4017 from pointer to unsigned via uintptr_t.
4019 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
4020 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
4022 * configure: Regenerated.
4023 * config.in: Regenerated
4024 * system.h (stdint.h): Add include.
4025 (inttypes.h): Likewise.
4026 * Makefile.in (aclocal): Add config/stdint.m4.
4027 * aclocal.m4: Regenerated.
4029 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
4031 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
4033 (note_np_check_stores): New function.
4034 (harmless_null_pointer_p): New function.
4035 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
4036 changed. Take into account whether we're in the shadow of a condjump
4037 that tested NP_REG for NULL.
4038 Lose all code that tested for SEQUENCEs.
4039 (workaround_speculation): Avoid inserting NOPs for loads that are
4040 either always executed or a NULL pointer.
4042 2009-09-08 Jan Hubicka <jh@suse.cz>
4044 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
4045 * params.def (early-inlining-insns): Likewise.
4047 2009-09-08 Jakub Jelinek <jakub@redhat.com>
4049 PR rtl-optimization/41239
4050 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
4051 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
4053 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
4054 across calls, as the calls might not always return normally.
4055 (call_may_noreturn_p): New function.
4056 (deps_analyze_insn): Update last_function_call_may_noreturn list.
4057 (init_deps): Initialize it.
4058 (remove_from_deps): Also remove calls from
4059 last_function_call_may_noreturn list.
4061 2009-09-07 Richard Henderson <rth@redhat.com>
4063 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
4064 more VR->OPERANDS than LHS operands. Free LHS before returning.
4066 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4068 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
4069 (attr "addrtype"): New member "spreg".
4070 Use it if mem_spfp_address_operand is true for the address.
4071 (attr "type"): New entry "stall".
4072 (cpu_unit "load"): New.
4073 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
4075 (insn_reservation "loadsp"): New.
4076 (insn_reservation "load_stall1"): New.
4077 (insn_reservation "load_stall3"): New.
4079 * config/bfin/predicates.md (const1_operand, const3_operand): New.
4080 (mem_p_address_operand): Exclude stack and frame pointer based
4082 (mem_spfp_address_operand): New; match them here.
4083 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
4084 (bfin_reorg): Call it if scheduling insns.
4085 (bfin_gen_bundles): Remove dummy insns created by
4086 add_sched_insns_for_speculation.
4088 From Jie Zhang <jie.zhang@analog.com>:
4089 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
4090 bfin_si_revision, bfin_workarounds): Move these ...
4091 * config/bfin/bfin.h: ... here.
4093 From Mike Frysinger <michael.frysinger@analog.com>
4094 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
4095 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
4096 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
4097 bf547m, bf548m, and bf549m.
4098 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
4099 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
4100 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
4101 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
4102 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
4103 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
4104 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
4105 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
4106 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
4107 bf542m, bf544m, bf547m, bf548m, and bf549m.
4109 From Jie Zhang <jie.zhang@analog.com>:
4110 * config/bfin/predicates.md (p_register_operand): New predicate.
4111 (dp_register_operand): New predicate.
4112 * config/bfin/bfin-protos.h (WA_05000074): Define.
4113 (ENABLE_WA_05000074): Define.
4114 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
4115 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
4116 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
4117 (define_attr addrtype): Allow load/store register to be P register.
4118 (define_attr storereg): New.
4119 (define_cpu_unit anomaly_05000074): New.
4120 (define_insn_reservation dsp32shiftimm): New.
4121 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
4122 (define_insn_reservation loadp): Cannot use slot2.
4123 (define_insn_reservation loadsp): Cannot use slot2.
4124 (define_insn_reservation storep): Cannot use slot2. Does not
4125 apply when working around 05000074.
4126 (define_insn_reservation storep_anomaly_05000074): New.
4127 (define_insn_reservation storei): Does not apply when working
4129 (define_insn_reservation storei_anomaly_05000074): New.
4130 (define_attr length): Add dsp32shiftimm case.
4131 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
4132 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
4133 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
4134 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
4135 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
4137 2009-09-07 Martin Jambor <mjambor@suse.cz>
4140 * tree-sra.c (create_artificial_child_access): Return NULL if
4141 build_ref_for_offset fails.
4142 (propagate_subacesses_accross_link): Allow build_ref_for_offset
4143 and create_artificial_child_access to fail.
4145 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
4148 * unwind-dw2.c (uw_init_context_1): Mark noinline.
4149 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
4150 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
4152 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4154 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
4155 block, ensure it has an exit edge. Emit a barrier after a jump.
4157 2009-09-07 Nick Clifton <nickc@redhat.com>
4159 * gcc.c (this_is_linker_script): New variable. Like
4160 this_is_library_file but for the %T constructor.
4161 (end_going_arg): If this_is_linker_script is set then locate the
4162 script and insert a --script switch before it
4163 (do_spec_2): Initialise this_is_linker_script.
4164 (do_spec_1): Likewise. Handle %T construct.
4165 (eval_spec_function): Preserve this_is_linker_script.
4166 * doc/invoke.texi: Document %T construct in spec files.
4167 * config/m32c/m32c.h (LIB_SPEC): Use it.
4169 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4171 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
4172 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
4173 when volatile flag is set.
4174 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
4176 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
4179 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
4180 (combine_stack_adjustments_for_block): Allow insns between stack
4181 adjustments and stores with corresponding pre-(dec|inc)rement or
4182 pre-modify operation.
4184 2009-09-06 Jakub Jelinek <jakub@redhat.com>
4187 * combine-stack-adj.c (struct csa_memlist): Rename to...
4188 (struct csa_reflist): ... this. Rename mem field to ref.
4189 (free_csa_memlist): Rename to...
4190 (free_csa_reflist): ... this.
4191 (record_one_stack_memref): Rename to...
4192 (record_one_stack_ref): ... this. Handle also REG_P.
4193 (try_apply_stack_adjustment): Handle also REG_P.
4194 (struct record_stack_memrefs_data): Rename to...
4195 (struct record_stack_refs_data): ... this. Rename memlist field to
4197 (record_stack_memrefs): Rename to...
4198 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
4199 subexpressions instead of failing when a MEM contains SP references.
4200 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
4201 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
4203 2009-09-06 Richard Guenther <rguenther@suse.de>
4206 * tree.c (build_array_type): Do not record types marked
4207 with structural equality in the canonical type hashtable.
4209 2009-09-06 Richard Guenther <rguenther@suse.de>
4212 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
4214 2009-09-05 Richard Guenther <rguenther@suse.de>
4217 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
4219 2009-09-05 Richard Guenther <rguenther@suse.de>
4222 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
4224 2009-09-05 Richard Guenther <rguenther@suse.de>
4227 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
4228 before comparing function argument types.
4230 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4233 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
4236 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
4239 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
4241 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
4242 locators before emit_insn is called.
4244 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
4247 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
4248 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
4249 (reginfo_init): Don't call allocate_reg_info.
4251 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
4254 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
4255 NONDEBUG_INSN_P instead of INSN_P.
4257 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4260 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
4262 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4265 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
4266 pattern of the split.
4268 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4270 * toplev.c (process_options): Move setter of flag_var_tracking
4271 before other tests that depend on it. Move down setter of
4272 flag_rename_registers. Don't enable var-tracking-assignments
4273 by default if selective scheduling is enabled. Warn if both
4276 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4278 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
4279 comment. Use switch statement to catch overlaps between rtx
4280 and tree codes. Accept FUNCTION_DECLs in addition to those in...
4281 (IS_DECL_CODE): ... here. Remove.
4282 (check_value_is_not_decl): Remove.
4283 (dv_from_decl, dv_from_value): Check after conversion.
4285 2009-09-04 Richard Guenther <rguenther@suse.de>
4288 * (cgraph_finalize_compilation_unit): Move finalizing aliases
4289 after emitting tunks. Move emitting thunks and ctors from ...
4290 (cgraph_optimize): ... here. Remove redundant
4291 cgraph_analyze_functions.
4292 * varasm.c (find_decl_and_mark_needed): Remove no longer
4294 (finish_aliases_1): Adjust check for thunk aliases.
4296 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
4298 * config/arm/arm.md (ctzsi2): Added braces
4299 to avoid warning that broke booststrap.
4301 2009-09-04 Martin Jambor <mjambor@suse.cz>
4303 PR tree-optimization/41112
4304 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
4305 handle variable-bounded arrays.
4306 (expr_with_var_bounded_array_refs_p): New function.
4307 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
4309 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
4311 * config/s390/2097.md: Removed two incorrect bypasses.
4312 (z10_fsimpdf): Fixed latency.
4313 (z10_fhex): New insn_reservation.
4314 (z10_floaddf): Fixed latency.
4315 (z10_floadsf): Fixed latency.
4316 (z10_ftrunctf): Fixed latency.
4317 (z10_ftruncdf): Fixed latency.
4318 * config/s390/s390.c (z10_cost): Fixed values.
4319 (s390_adjust_priority): Added z10 path.
4320 * config/s390/s390.md (type): Added fhex.
4321 (*mov<mode>_64dfp): Updated type attribute.
4322 (*mov<mode>_64): Updated type attribute.
4323 (*mov<mode>_31): Updated type attribute.
4324 (*mov<mode>"): Likewise.
4325 * config/s390/2084.md (x_fsimpdf): Updated condition.
4327 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
4329 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
4330 RTXs in the predicate for operand 1.
4332 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
4334 * config/arm/arm.md (UNSPEC_RBIT): New constant.
4335 (rbitsi2): New insn.
4336 (ctzsi2): New expand.
4337 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
4339 2009-09-03 Martin Jambor <mjambor@suse.cz>
4341 * tree-sra.c (duplicate_expr_for_different_base): Removed.
4342 (create_artificial_child_access): Use build_ref_for_offset instead
4343 of duplicate_expr_for_different_base.
4344 (propagate_subacesses_accross_link): Likewise.
4346 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
4348 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
4350 (mips16e_collect_argument_saves): Skip debug instructions.
4351 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
4352 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
4353 (r10k_insert_cache_barriers): Likewise.
4354 (mips_reorg_process_insns): Likewise.
4356 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
4359 * ira.c (update_equiv_reg): Remove check on class likely spill.
4361 2009-09-03 Jakub Jelinek <jakub@redhat.com>
4364 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
4365 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
4369 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
4370 the stack slot if it is passed by invisible reference.
4371 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
4372 by invisible reference.
4374 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
4376 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
4377 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
4378 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
4380 * config/bfin/sync.md: New file.
4381 * config/bfin/bfin.md: Include it.
4382 (UNSPEC_ATOMIC): New.
4383 (UNSPEC_ONES): Provide a unique number.
4385 From Jie Zhang <jie.zhang@analog.com>:
4386 * config/bfin/bfin.c (ret_regs): New.
4387 (must_save_fp_p): Don't return true because of frame_pointer_needed.
4388 (must_save_rets_p): New.
4389 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
4390 current_function_is_leaf.
4391 (do_link): Likewise.
4392 (do_unlink): Likewise.
4393 (expand_interrupt_handler_prologue): Use ret_regs array.
4394 (expand_interrupt_handler_epilogue): Use ret_regs array and
4395 pass return register to gen_return_internal.
4396 (bfin_expand_epilogue): Pass return register to
4397 gen_return_internal.
4398 (bfin_expand_call): Explicitly clobber RETS.
4399 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
4400 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
4401 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
4402 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
4404 (return_internal): Take a reg rtx rather than the register number.
4406 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
4408 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
4409 when comparing against estimated_loop_iterations_int return.
4411 2009-09-03 Richard Guenther <rguenther@suse.de>
4413 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
4414 eh_personality_libfunc.
4416 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4418 * tree-parloops.c (separate_decls_in_region): Add space.
4420 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4422 * tree-parloops.c (separate_decls_in_region): Change the condition
4423 checking if there are reductions in the loop.
4425 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4427 PR tree-optimization/38275
4428 * tree-parloops.c (parallelize_loops): Replace profitability condition
4429 for expected number of iterations.
4431 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
4433 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
4434 (bootstrap-debug): Explain conditions in which it becomes default.
4435 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
4438 2009-09-03 Namhyung Kim <namhyung@gmail.com>
4440 * doc/invoke.texi (Optimize Options): Move
4441 -finline-small-functions to the -O2 list.
4443 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
4445 * toplev.c (process_options): Enable var-tracking-assignments
4446 by default if var-tracking is enabled.
4448 2009-09-02 David Daney <ddaney@caviumnetworks.com>
4450 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
4452 * emit-rtl.c (prev_nonnote_insn_bb): New function.
4453 * rtl.h (prev_nonnote_insn_bb): Declare it.
4455 2009-09-03 Diego Novillo <dnovillo@google.com>
4457 * cgraph.c (cgraph_node_for_decl): New.
4458 * cgraph.h (cgraph_node_for_decl): Declare.
4459 * tree.c (host_integerp): Return 0 if T is NULL.
4461 2009-09-03 Diego Novillo <dnovillo@google.com>
4463 * tree.h (struct alias_pair): Move from varasm.c.
4464 (alias_pairs): Likewise.
4465 (TYPE_MAXVAL): Define.
4466 (TYPE_MINVAL): Define.
4467 (iterative_hash_host_wide_int): Declare.
4468 (remove_unreachable_alias_pairs): Declare.
4469 * tree-pass.h (pass_ipa_free_lang_data): Declare.
4470 * diagnostic.c (default_diagnostic_starter): Make extern.
4471 (default_diagnostic_finalizer): Make extern.
4472 * diagnostic.h (default_diagnostic_starter): Declare.
4473 (default_diagnostic_finalizer): Declare.
4474 (default_tree_printer): Declare.
4475 * toplev.c (default_tree_printer): Make extern.
4477 2009-09-03 Richard Guenther <rguenther@suse.de>
4478 Diego Novillo <dnovillo@google.com>
4480 * cgraph.c (cgraph_add_new_function): Remove gimplification.
4481 * cgraphunit.c (cgraph_expand_function): Do not emit
4482 associated thunks from here.
4483 (cgraph_emit_thunks): New.
4484 (cgraph_optimize): Call it.
4485 Return if any IPA pass finds an error.
4486 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
4489 2009-09-03 Simon Baldwin <simonb@google.com>
4490 Rafael Espindola <espindola@google.com>
4491 Richard Guenther <rguenther@suse.de>
4492 Doug Kwan <dougkwan@google.com>
4493 Diego Novillo <dnovillo@google.com>
4495 * tree.c: Include tree-pass.h, langhooks-def.h,
4496 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
4497 (free_lang_data_in_type): New.
4498 (need_assembler_name_p): New.
4499 (free_lang_data_in_block): New.
4500 (free_lang_data_in_decl): New.
4501 (struct free_lang_data_d): New.
4502 (add_tree_to_fld_list): New.
4503 (find_decls_types_r): New.
4504 (get_eh_types_for_runtime): New.
4505 (find_decls_types_in_eh_region): New.
4506 (find_decls_types_in_node): New.
4507 (find_decls_types_in_var): New.
4508 (free_lang_data_in_cgraph): New.
4509 (free_lang_data): New.
4510 (gate_free_lang_data): New.
4511 (pass_ipa_free_lang_data): New.
4513 2009-09-03 Diego Novillo <dnovillo@google.com>
4515 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
4516 * langhooks.h (struct lang_hooks): Add field free_lang_data.
4517 (lang_hooks): Remove const qualifier.
4518 * ipa.c (cgraph_remove_unreachable_nodes): Call
4519 remove_unreachable_alias_pairs.
4520 * except.c (add_type_for_runtime): Check if TYPE has
4521 already been converted.
4522 (lookup_type_for_runtime): Likewise.
4523 (check_handled): Handle converted types.
4524 * varasm.c (remove_unreachable_alias_pairs): New.
4525 * gimple.c: Include demangle.h.
4526 (gimple_decl_printable_name): New.
4527 (gimple_fold_obj_type_ref): New.
4528 * gimple.h (gimple_decl_printable_name): Declare.
4529 (gimple_fold_obj_type_ref): Declare.
4530 * passes.c (init_optimization_passes): Add pass
4531 pass_ipa_free_lang_data.
4532 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
4533 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
4535 2009-09-03 Diego Novillo <dnovillo@google.com>
4537 * c-lang.c (lang_hooks): Remove const qualifier.
4539 2009-09-02 Loren James Rittle <ljrittle@acm.org>
4541 * doc/install.texi (*-*-freebsd*): Update target information.
4543 2009-09-02 Anatoly Sokolov <aesok@post.ru>
4545 * hard-reg-set.h (call_fixed_regs): Remove.
4546 * reginfo.c (call_fixed_regs): Remove.
4547 (init_reg_sets_1): Remove initialization of call_fixed_regs.
4548 (globalize_reg): Don't use call_fixed_regs.
4549 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
4552 2009-09-01 Michael Matz <matz@suse.de>
4554 * expr.h (emit_storent_insn, expand_expr_real_1,
4555 expand_expr_real_2): Declare.
4556 * expr.c (emit_storent_insn, expand_expr_real_1,
4557 expand_expr_real_2): Export.
4558 (store_expr): Setting and evaluating dont_return_target is useless.
4559 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
4560 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
4561 * except.c (expand_resx_expr): Rename to ...
4562 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
4563 * except.h (expand_resx_stmt): Declare.
4564 * stmt.c: Add include gimple.h
4565 (expand_asm_expr): Rename to ...
4566 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
4567 (expand_case): Rewrite to take gimple statement.
4568 * tree.h (expand_asm_stmt): Declare.
4569 (expand_case): Change prototype.
4570 * Makefile.in (stmt.o): Depend on gimple.h.
4571 * builtins.c (expand_builtin_synchronize): Build gimple asm
4572 statement, not an ASM_EXPR.
4573 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
4574 gimple_to_tree, release_stmt_tree): Remove.
4575 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
4576 ggc_free, but hold comparison code and operands separately.
4577 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
4578 (expand_call_stmt, expand_gimple_stmt_1,
4579 expand_gimple_stmt): New helpers.
4580 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
4581 release_stmt_tree. Call expand_gimple_stmt instead.
4582 (expand_gimple_basic_block): Ditto.
4584 * calls.c (emit_call_1): Don't look at EH regions here, make
4585 fntree parameter useless.
4586 (expand_call): New local rettype for TREE_TYPE(exp), use it
4587 throughout. Remove local p, use addr instead.
4588 Don't look at EH regions here.
4590 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
4592 * doc/invoke.texi (-fsched-pressure): Document it.
4593 (-fsched-reg-pressure-heuristic): Remove it.
4595 * reload.c (ira.h): Include.
4596 (find_reloads): Add choosing reload on number of small spilled
4599 * haifa-sched.c (ira.h): Include.
4600 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
4601 saved_reg_pressure, curr_reg_live, saved_reg_live,
4602 region_ref_regs): New variables.
4603 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
4604 initiate_reg_pressure_info, setup_ref_regs,
4605 initiate_bb_reg_pressure_info, save_reg_pressure,
4606 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
4608 (setup_insn_reg_pressure_info): New function.
4609 (rank_for_schedule): Add pressure checking and insn issue time.
4610 Remove comparison of insn reg weights.
4611 (ready_sort): Set insn reg pressure info.
4612 (update_register_pressure, setup_insn_max_reg_pressure,
4613 update_reg_and_insn_max_reg_pressure,
4614 sched_setup_bb_reg_pressure_info): New functions.
4615 (schedule_insn): Add code for printing and updating reg pressure info.
4616 (find_set_reg_weight, find_insn_reg_weight): Remove.
4617 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
4618 (debug_ready_list): Print reg pressure info.
4619 (schedule_block): Ditto. Check insn issue time.
4620 (sched_init): Set up sched_pressure_p. Allocate and set up some
4621 reg pressure related info.
4622 (sched_finish): Free some reg pressure related info.
4623 (fix_tick_ready): Make insn always ready if pressure_p.
4624 (init_h_i_d): Don't call find_insn_reg_weight.
4625 (haifa_finish_h_i_d): Free insn reg pressure info.
4627 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
4628 ira_memory_move_cost, ira_class_hard_regs,
4629 ira_class_hard_regs_num, ira_no_alloc_regs,
4630 ira_available_class_regs, ira_reg_class_cover_size,
4631 ira_reg_class_cover, ira_class_translate): Move to ira.h.
4633 * ira-lives.c (single_reg_class): Check mode to find how many
4634 registers are necessary for operand.
4635 (ira_implicitly_set_insn_hard_regs): New.
4637 * common.opt (fsched-pressure): New options.
4638 (fsched-reg-pressure-heuristic): Remove.
4640 * ira.c (setup_eliminable_regset): Rename to
4641 ira_setup_eliminable_regset. Make it external.
4642 (expand_reg_info): Pass cover class to setup_reg_classes.
4643 (ira): Call resize_reg_info instead of allocate_reg_info.
4645 * sched-deps.c: Include ira.h.
4646 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
4647 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
4648 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
4649 mark_insn_hard_regno_birth, mark_insn_reg_birth,
4650 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
4651 mark_insn_reg_store, mark_insn_reg_clobber,
4652 setup_insn_reg_pressure_info): New.
4653 (sched_analyze_1): Update implicit_reg_pending_uses.
4654 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
4655 Use them to create dependencies. Set insn reg uses and pressure
4656 info. Process reg_pending_uses in one place.
4657 (free_deps): Free implicit sets.
4658 (remove_from_deps): Remove implicit sets if necessary. Check
4659 implicit sets when clearing reg_last_in_use.
4660 (init_deps_global): Clear implicit_reg_pending_clobbers and
4661 implicit_reg_pending_uses.
4663 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
4664 ira_memory_move_cost, ira_class_hard_regs,
4665 ira_class_hard_regs_num, ira_no_alloc_regs,
4666 ira_available_class_regs, ira_reg_class_cover_size,
4667 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
4668 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
4669 ira_implicitly_set_insn_hard_regs): New prototypes.
4671 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
4672 cost_elements_num): New variables.
4673 (allocno_costs, total_costs): Rename to costs and
4674 total_allocno_costs.
4675 (COSTS_OF_ALLOCNO): Rename to COSTS.
4676 (allocno_pref): Rename to pref.
4677 (allocno_pref_buffer): Rename to pref_buffer.
4678 (common_classes): Rename to regno_cover_class.
4680 (record_reg_classes): Set allocno attributes only if allocno_p.
4681 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
4682 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
4683 and COSTS_OF_ALLOCNO.
4684 (print_costs): Rename to print_allocno_costs.
4685 (print_pseudo_costs): New.
4686 (process_bb_node_for_costs): Split into 2 functions with new
4687 function process_bb_for_costs. Pass BB to process_bb_for_costs.
4688 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
4689 new parameter dump_file. Use cost_elements_num instead of
4690 ira_allocnos_num. Make one iteration if preferred classes were
4691 already calculated for scheduler. Make 2 versions of code
4692 depending on allocno_p.
4693 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
4694 regno_cover_class and COSTS instead of common_classes and
4696 (init_costs, finish_costs): New.
4697 (ira_costs): Set up allocno_p and cost_elements_num. Call
4698 init_costs and finish_costs.
4699 (ira_set_pseudo_classes): New.
4701 * rtl.h (allocate_reg_info): Remove.
4702 (resize_reg_info): Change return type.
4703 (reg_cover_class): New.
4704 (setup_reg_classes): Add new parameter.
4706 * sched-int.h (struct deps_reg): New member implicit_sets.
4707 (sched_pressure_p, sched_regno_cover_class): New external definitions.
4708 (INCREASE_BITS): New macro.
4709 (struct reg_pressure_data, struct reg_use_data): New.
4710 (struct _haifa_insn_data): Remove reg_weight. Add members
4711 reg_pressure, reg_use_list, reg_set_list, and
4712 reg_pressure_excess_cost_change.
4713 (struct deps): New member implicit_sets.
4714 (pressure_p): New variable.
4715 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
4716 (struct reg_pressure_data, struct reg_use_data): New.
4717 (INSN_REG_WEIGHT): Remove.
4718 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
4719 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
4720 (sched_init_region_reg_pressure_info,
4721 sched_setup_bb_reg_pressure_info): New prototypes.
4723 * reginfo.c (struct reg_pref): New member coverclass.
4724 (reg_cover_class): New function.
4725 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
4726 (reg_info_size): New variable.
4727 (allocate_reg_info): Make static. Setup reg_info_size.
4728 (resize_reg_info): Use reg_info_size. Return flag of resizing.
4729 (setup_reg_classes): Add a new parameter. Setup cover class too.
4731 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
4734 * sched-rgn.c (deps_join): Set up implicit_sets.
4735 (schedule_region): Set up region and basic blocks pressure
4738 * passes.c (init_optimization_passes): Move
4739 pass_subregs_of_mode_init before pass_sched.
4741 2009-09-02 Martin Jambor <mjambor@suse.cz>
4743 * tree-sra.c (struct access): New field grp_hint.
4744 (dump_access): Dump grp_hint.
4745 (sort_and_splice_var_accesses): Set grp_hint if a group is read
4747 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
4748 those which have been specifically read and somehow written to.
4749 (propagate_subacesses_accross_link): Set grp_hint of right child and
4750 also possibly of the left child.
4752 2009-09-02 Jakub Jelinek <jakub@redhat.com>
4754 * tree-object-size.c (addr_object_size): Always use object_size_type
4755 0 or 2 when determining the pointer pointed object size.
4757 2009-09-02 Richard Guenther <rguenther@suse.de>
4760 2009-08-31 Richard Guenther <rguenther@suse.de>
4762 * builtins.c (fold_builtin_memory_op): Use the alias oracle
4763 to query if the memory regions for memmove overlap.
4764 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
4765 asserts on pointers, instead deal with odd trees.
4766 (ptr_derefs_may_alias_p): Likewise.
4767 (refs_may_alias_p_1): Constructor bases also never alias.
4769 2009-08-01 Christian Bruel <christian.bruel@st.com>
4772 2009-07-31 Christian Bruel <christian.bruel@st.com>
4773 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
4775 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
4777 * doc/invoke.texi (-fvar-tracking-assignments): New.
4778 (-fvar-tracking-assignments-toggle): New.
4779 (-fdump-final-insns=file): Mark filename as optional.
4780 (--param min-nondebug-insn-uid): New.
4781 (-gdwarf-@{version}): Mention version 4.
4782 * opts.c (common_handle_option): Accept it.
4783 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
4784 * regrename.c (regrename_optimize): Drop last. Don't count debug
4785 insns as uses. Don't reject change because of debug insn.
4786 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
4787 from the chain starter, and check for inexact matches in DEBUG_INSNS.
4788 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
4789 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
4790 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
4791 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
4792 * doc/gimple.texi (is_gimple_debug): New.
4793 (gimple_debug_bind_p): New.
4794 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
4795 * doc/install.texi (bootstrap-debug): More details.
4796 (bootstrap-debug-big, bootstrap-debug-lean): Document.
4797 (bootstrap-debug-lib): More details.
4798 (bootstrap-debug-ckovw): Update.
4799 (bootstrap-time): New.
4800 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
4801 (insert_phi_nodes_for): Insert debug stmts.
4802 (rewrite_stmt): Take iterator. Insert debug stmts.
4803 (rewrite_enter_block): Adjust.
4804 (maybe_replace_use_in_debug_stmt): New.
4805 (rewrite_update_stmt): Use it.
4806 (mark_use_interesting): Return early for debug stmts.
4807 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
4808 stmts before replacing stmt.
4809 (move_computations_stmt): Likewise.
4810 * ira-conflicts.c (add_copies): Skip debug insns.
4811 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
4812 (regstat_bb_compute_ri): Skip debug insns.
4813 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
4814 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
4815 check_loop_closed_ssa_stmt): Skip debug stmts.
4816 * tree-tailcall.c (find_tail_calls): Likewise.
4817 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
4818 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
4819 (build_var_debug_value_stat): Declare.
4820 (build_var_debug_value): Define.
4821 (target_for_debug_bind): Declare.
4822 * reload.c (find_equiv_reg): Skip debug insns.
4823 * rtlanal.c (reg_used_between_p): Skip debug insns.
4824 (side_effects_p): Likewise.
4825 (canonicalize_condition): Likewise.
4826 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
4827 insns never depend on debug insns.
4828 (create_ddg_dep_no_link): Likewise.
4829 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
4830 Don't add inter-loop dependencies for debug insns.
4831 (build_intra_loop_deps): Likewise.
4832 (create_ddg): Count debug insns.
4833 * ddg.h (struct ddg::num_debug): New.
4834 (num_backargs): Pair up with previous int field.
4835 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
4836 -fcompare-debug-second.
4837 * final.c (get_attr_length_1): Skip debug insns.
4838 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
4839 * gcc.c (invoke_as): Call compare-debug-dump-opt.
4840 (driver_self_specs): Map -fdump-final-insns to
4841 -fdump-final-insns=..
4842 (get_local_tick): New.
4843 (compare_debug_dump_opt_spec_function): Test for . argument and
4844 compute output name. Compute temp output spec without flag name.
4845 Compute -frandom-seed.
4846 (OPT): Undef after use.
4847 * cfgloopanal.c (num_loop_insns): Skip debug insns.
4848 (average_num_loop_insns): Likewise.
4849 * params.h (MIN_NONDEBUG_INSN_UID): New.
4850 * gimple.def (GIMPLE_DEBUG): New.
4851 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
4852 * auto-inc-dec.c (merge_in_block): Skip debug insns.
4853 (merge_in_block): Fix whitespace.
4854 * toplev.c (flag_var_tracking): Update comment.
4855 (flag_var_tracking_assignments): New.
4856 (flag_var_tracking_assignments_toggle): New.
4857 (process_options): Don't open final insns dump file if we're not
4858 going to write to it. Compute defaults for var_tracking.
4859 * df-scan.c (df_insn_rescan_debug_internal): New.
4860 (df_uses_record): Handle debug insns.
4861 * haifa-sched.c (ready): Initialize n_debug.
4862 (contributes_to_priority): Skip debug insns.
4863 (dep_list_size): New.
4865 (rank_for_schedule): Likewise. Schedule debug insns as soon as
4866 they're ready. Disregard previous debug insns to make decisions.
4867 (queue_insn): Never queue debug insns.
4868 (ready_add, ready_remove_first, ready_remove): Count debug insns.
4869 (schedule_insn): Don't reject debug insns because of issue rate.
4870 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
4871 (queue_to_ready): Skip and discount debug insns.
4872 (choose_ready): Let debug insns through.
4873 (schedule_block): Check boundary debug insns. Discount debug
4874 insns, schedule them early. Adjust whitespace.
4875 (set_priorities): Check for boundary debug insns.
4876 (add_jump_dependencies): Use dep_list_size.
4877 (prev_non_location_insn): New.
4878 (check_cfg): Use it.
4879 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
4881 (remove_unused_ivs): Reset debug stmts.
4882 * modulo-sched.c (const_iteration_count): Skip debug insns.
4883 (res_MII): Discount debug insns.
4884 (loop_single_full_bb_p): Skip debug insns.
4885 (sms_schedule): Likewise.
4886 (sms_schedule_by_order): Likewise.
4887 (ps_has_conflicts): Likewise.
4888 * caller-save.c (refmarker_fn): New.
4889 (save_call_clobbered_regs): Replace regs with saved mem in
4891 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
4892 Call refmarker_fn mark for hardregnos.
4893 (mark_reg_as_referenced): New.
4894 (replace_reg_with_saved_mem): New.
4895 * ipa-pure-const.c (check_stmt): Skip debug stmts.
4896 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
4898 (cse_extended_basic_block): Skip debug insns.
4899 (count_reg_usage): Likewise.
4900 (is_dead_reg): New, split out of...
4901 (set_live_p): ... here.
4902 (insn_live_p): Use it for debug insns.
4903 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
4904 (execute_optimize_stdarg): Likewise.
4905 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
4906 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
4907 changes in debug stmts as changes.
4908 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
4909 (moveup_expr): Don't move across debug insns. Don't move
4910 debug insn if it would create a bookkeeping block.
4911 (moveup_expr_cached): Don't use cache for debug insns that
4912 are heads of blocks.
4913 (compute_av_set_inside_bb): Skip debug insns.
4914 (sel_rank_for_schedule): Schedule debug insns first. Remove
4916 (block_valid_for_bookkeeping_p); Support lax searches.
4917 (create_block_for_bookkeeping): Adjust block numbers when
4918 encountering debug-only blocks.
4919 (find_place_for_bookkeeping): Deal with debug-only blocks.
4920 (generate_bookkeeping_insn): Accept no place to insert.
4921 (remove_temp_moveop_nops): New argument full_tidying.
4922 (prepare_place_to_insert): Deal with debug insns.
4923 (advance_state_on_fence): Debug insns don't start cycles.
4924 (update_boundaries): Take fence as argument. Deal with
4926 (schedule_expr_on_boundary): No full_tidying on debug insns.
4927 (fill_insns): Deal with debug insns.
4928 (track_scheduled_insns_and_blocks): Don't count debug insns.
4929 (need_nop_to_preserve_insn_bb): New, split out of...
4930 (remove_insn_from_stream): ... this.
4931 (fur_orig_expr_not_found): Skip debug insns.
4932 * rtl.def (VALUE): Move up.
4934 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
4935 (nearest_common_dominator_of_uses): Take debug_stmts argument.
4936 Set it if debug stmts are found.
4937 (statement_sink_location): Skip debug stmts. Propagate
4938 moving defs into debug stmts.
4939 * ifcvt.c (first_active_insn): Skip debug insns.
4940 (last_active_insns): Likewise.
4941 (cond_exec_process_insns): Likewise.
4942 (noce_process_if_block): Likewise.
4943 (check_cond_move_block): Likewise.
4944 (cond_move_convert_if_block): Likewise.
4945 (block_jumps_and_fallthru_p): Likewise.
4946 (dead_or_predicable): Likewise.
4947 * dwarf2out.c (debug_str_hash_forced): New.
4948 (find_AT_string): Add comment.
4949 (gen_label_for_indirect_string): New.
4950 (get_debug_string_label): New.
4951 (AT_string_form): Use it.
4952 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
4953 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
4954 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
4955 several operations that cannot be represented with DWARF opcodes.
4956 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
4957 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
4958 (dwarf2out_var_location): Take during-call mark into account.
4959 (output_indirect_string): Update comment. Output if there are
4960 label and references.
4961 (prune_indirect_string): New.
4962 (prune_unused_types): Call it if debug_str_hash_forced.
4963 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
4964 (dw_long_long_const): Remove.
4965 (struct dw_val_struct): Change val_long_long type to rtx.
4966 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
4967 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
4968 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
4969 component instead of HOST_BITS_PER_LONG.
4970 (output_loc_operands): Likewise. For const8* assert
4971 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
4972 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
4973 rather than HOST_BITS_PER_LONG is >= 64.
4974 (add_AT_long_long): Remove val_hi and val_lo arguments, add
4976 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
4977 HOST_BITS_PER_LONG for dw_val_class_long_long.
4978 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
4979 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
4980 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
4982 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
4983 Handle DW_OP_implicit_value.
4984 (extract_int): Move prototype earlier.
4985 (mem_loc_descriptor): For SUBREG punt if inner
4986 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
4987 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
4988 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
4989 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
4990 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
4991 instead of Pmode size.
4992 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
4993 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
4994 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
4995 (concat_loc_descriptor, concatn_loc_descriptor,
4996 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
4997 (add_location_or_const_value_attribute): Likewise. For single
4998 location loc_lists attempt to use add_const_value_attribute
4999 for constant decls. Add DW_AT_const_value even if
5000 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
5002 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
5003 (control_flow_insn_p): Likewise.
5004 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
5005 (separate_decls_in_region_debug_bind): New.
5006 (separate_decls_in_region): Process debug bind stmts afterwards.
5007 * recog.c (verify_changes): Handle debug insns.
5008 (extract_insn): Likewise.
5009 (peephole2_optimize): Skip debug insns.
5010 * dse.c (scan_insn): Skip debug insns.
5011 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
5013 (setup_id_for_insn): Handle debug insns.
5014 (maybe_tidy_empty_bb): Adjust whitespace.
5015 (tidy_control_flow): Skip debug insns.
5016 (sel_remove_insn): Adjust for debug insns.
5017 (sel_estimate_number_of_insns): Skip debug insns.
5018 (create_insn_rtx_from_pattern): Handle debug insns.
5019 (create_copy_of_insn_rtx): Likewise.
5020 * sel-sched-.h (sel_bb_end): Declare.
5021 (sel_bb_empty_or_nop_p): New.
5022 (get_all_loop_exits): Use it.
5023 (_eligible_successor_edge_p): Likewise.
5024 (return_nop_to_pool): Adjust.
5025 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
5026 * ira-lives.c (process_bb_node_lives): Skip debug insns.
5027 * gimple-pretty-print.c (dump_gimple_debug): New.
5028 (dump_gimple_stmt): Use it.
5029 (dump_bb_header): Skip gimple debug stmts.
5030 * regmove.c (optimize_reg_copy_1): Discount debug insns.
5031 (fixup_match_2): Likewise.
5032 (regmove_backward_pass): Likewise. Simplify combined
5033 replacement. Handle debug insns.
5034 * function.c (instantiate_virtual_regs): Handle debug insns.
5035 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
5036 * print-rtl.h: Include cselib.h.
5037 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
5038 * df.h (df_inns_rescan_debug_internal): Declare.
5039 * gcse.c (alloc_hash_table): Estimate n_insns.
5040 (cprop_insn): Don't regard debug insns as changes.
5041 (bypass_conditional_jumps): Skip debug insns.
5042 (one_pre_gcse_pass): Adjust.
5043 (one_code_hoisting_pass): Likewise.
5044 (compute_ld_motion_mems): Skip debug insns.
5045 (one_cprop_pass): Adjust.
5046 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
5047 (if_convertible_stmt_p): Handle debug stmts.
5048 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
5049 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
5050 * ira-build.c (create_bb_allocnos): Skip debug insns.
5051 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
5052 (has_single_use): Likewise.
5053 (single_imm_use): Likewise.
5054 (num_imm_uses): Likewise.
5055 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
5056 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
5057 (create_outofssa_var_map): Likewise.
5058 * lower-subreg.c (adjust_decomposed_uses): New.
5059 (resolve_debug): New.
5060 (decompose_multiword_subregs): Use it.
5061 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
5062 * emit-rtl.c: Include params.h.
5063 (cur_debug_insn_uid): Define.
5064 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
5065 (copy_rtx_if_shared_1): Handle debug insns.
5066 (reset_used_flags): Likewise.
5067 (set_used_flags): LIkewise.
5068 (get_max_insn_count): New.
5069 (next_nondebug_insn): New.
5070 (prev_nondebug_insn): New.
5071 (make_debug_insn_raw): New.
5072 (emit_insn_before_noloc): Handle debug insns.
5073 (emit_jump_insn_before_noloc): Likewise.
5074 (emit_call_insn_before_noloc): Likewise.
5075 (emit_debug_insn_before_noloc): New.
5076 (emit_insn_after_noloc): Handle debug insns.
5077 (emit_jump_insn_after_noloc): Likewise.
5078 (emit_call_insn_after_noloc): Likewise.
5079 (emit_debug_insn_after_noloc): Likewise.
5080 (emit_insn_after): Take loc from earlier non-debug insn.
5081 (emit_jump_insn_after): Likewise.
5082 (emit_call_insn_after): Likewise.
5083 (emit_debug_insn_after_setloc): New.
5084 (emit_debug_insn_after): New.
5085 (emit_insn_before): Take loc from later non-debug insn.
5086 (emit_jump_insn_before): Likewise.
5087 (emit_call_insn_before): Likewise.
5088 (emit_debug_insn_before_setloc): New.
5089 (emit_debug_insn_before): New.
5090 (emit_insn): Handle debug insns.
5091 (emit_debug_insn): New.
5092 (emit_jump_insn): Handle debug insns.
5093 (emit_call_insn): Likewise.
5095 (init_emit): Take min-nondebug-insn-uid into account.
5096 Initialize cur_debug_insn_uid.
5097 (emit_copy_of_insn_after): Handle debug insns.
5098 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
5099 location of single rhs in place.
5100 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
5101 (floor_sdiv_adjust): New.
5102 (cell_sdiv_adjust): New.
5103 (cell_udiv_adjust): New.
5104 (round_sdiv_adjust): New.
5105 (round_udiv_adjust): New.
5106 (wrap_constant): Moved from cselib.
5107 (unwrap_constant): New.
5108 (expand_debug_expr): New.
5109 (expand_debug_locations): New.
5110 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
5112 (gimple_expand_cfg): Expand debug locations.
5113 * cselib.c: Include tree-pass.h.
5114 (struct expand_value_data): New.
5115 (cselib_record_sets_hook): New.
5116 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
5117 (cselib_clear_table): Move, and implemnet in terms of...
5118 (cselib_reset_table_with_next_value): ... this.
5119 (cselib_get_next_unknown_value): New.
5120 (discard_useless_locs): Don't discard preserved values.
5121 (cselib_preserve_value): New.
5122 (cselib_preserved_value_p): New.
5123 (cselib_preserve_definitely): New.
5124 (cselib_clear_preserve): New.
5125 (cselib_preserve_only_values): New.
5126 (new_cselib_val): Take rtx argument. Dump it in details.
5127 (cselib_lookup_mem): Adjust.
5128 (expand_loc): Take regs_active in struct. Adjust. Silence
5129 dumps unless details are requested.
5130 (cselib_expand_value_rtx_cb): New.
5131 (cselib_expand_value_rtx): Rename and reimplment in terms of...
5132 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
5133 without details. Copy more subregs. Try to resolve values
5134 using a callback. Wrap constants.
5135 (cselib_subst_to_values): Adjust.
5136 (cselib_log_lookup): New.
5137 (cselib_lookup): Call it.
5138 (cselib_invalidate_regno): Don't count preserved values as useless.
5139 (cselib_invalidate_mem): Likewise.
5140 (cselib_record_set): Likewise.
5141 (struct set): Renamed to cselib_set, moved to cselib.h.
5142 (cselib_record_sets): Adjust. Call hook.
5143 (cselib_process_insn): Reset table when it would be cleared.
5144 (dump_cselib_val): New.
5145 (dump_cselib_table): New.
5146 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
5147 (remove_forwarder_block): Support moving debug stmts.
5148 * cselib.h (cselib_record_sets_hook): Declare.
5149 (cselib_expand_callback): New type.
5150 (cselib_expand_value_rtx_cb): Declare.
5151 (cselib_reset_table_with_next_value): Declare.
5152 (cselib_get_next_unknown_value): Declare.
5153 (cselib_preserve_value): Declare.
5154 (cselib_preserved_value_p): Declare.
5155 (cselib_preserve_only_values): Declare.
5156 (dump_cselib_table): Declare.
5157 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
5158 (try_crossjump_to_edge): Likewise.
5159 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
5160 dominated blocks when debug stmts are present.
5161 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
5162 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
5163 (set_var_live_on_entry): Likewise.
5164 * loop-invariant.c (find_invariants_bb): Skip debug insns.
5165 * cfglayout.c (curr_location, last_location): Make static.
5166 (set_curr_insn_source_location): Don't avoid bouncing.
5167 (get_curr_insn_source_location): New.
5168 (get_curr_insn_block): New.
5169 (duplicate_insn_chain): Handle debug insns.
5170 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
5172 * common.opt (fcompare-debug): Move to sort order.
5173 (fdump-unnumbered-links): Likewise.
5174 (fvar-tracking-assignments): New.
5175 (fvar-tracking-assignments-toggle): New.
5176 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
5177 because of debug stmts.
5178 (mark_stmt_if_obviously_necessary): Mark debug stmts.
5179 (eliminate_unnecessary_stmts): Walk dominated blocks before
5181 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
5182 * ira.c (memref_used_between_p): Skip debug insns.
5183 (update_equiv_regs): Likewise.
5184 * sched-deps.c (sd_lists_size): Accept empty list.
5185 (sd_init_insn): Mark debug insns.
5186 (sd_finish_insn): Unmark them.
5187 (sd_add_dep): Reject non-debug deps on debug insns.
5188 (fixup_sched_groups): Give debug insns group treatment.
5190 (sched_analyze_reg): Don't mark debug insns for sched before call.
5191 (sched_analyze_2): Handle debug insns.
5192 (sched_analyze_insn): Compute next non-debug insn. Handle debug
5194 (deps_analyze_insn): Handle debug insns.
5195 (deps_start_bb): Skip debug insns.
5196 (init_deps): Initialize last_debug_insn.
5197 * tree-ssa.c (target_for_debug_bind): New.
5198 (find_released_ssa_name): New.
5199 (propagate_var_def_into_debug_stmts): New.
5200 (propagate_defs_into_debug_stmts): New.
5201 (verify_ssa): Skip debug bind stmts without values.
5202 (warn_uninialized_vars): Skip debug stmts.
5203 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
5204 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
5205 (rtx_equal_p): Likewise.
5206 * ira-costs.c (scan_one_insn): Skip debug insns.
5207 (process_bb_node_for_hard_reg_moves): Likewise.
5208 * rtl.h (DEBUG_INSN_P): New.
5209 (NONDEBUG_INSN_P): New.
5210 (MAY_HAVE_DEBUG_INSNS): New.
5211 (INSN_P): Accept debug insns.
5212 (RTX_FRAME_RELATED_P): Likewise.
5213 (INSN_DELETED_P): Likewise
5214 (PAT_VAR_LOCATION_DECL): New.
5215 (PAT_VAR_LOCATION_LOC): New.
5216 (PAT_VAR_OCATION_STATUS): New.
5217 (NOTE_VAR_LOCATION_DECL): Reimplement.
5218 (NOTE_VAR_LOCATION_LOC): Likewise.
5219 (NOTE_VAR_LOCATION_STATUS): Likewise.
5220 (INSN_VAR_LOCATION): New.
5221 (INSN_VAR_LOCATION_DECL): New.
5222 (INSN_VAR_LOCATION_LOC): New.
5223 (INSN_VAR_LOCATION_STATUS): New.
5224 (gen_rtx_UNKNOWN_VAR_LOC): New.
5225 (VAR_LOC_UNKNOWN_P): New.
5226 (NOTE_DURING_CALL_P): New.
5227 (SCHED_GROUP_P): Accept debug insns.
5228 (emit_debug_insn_before): Declare.
5229 (emit_debug_insn_before_noloc): Declare.
5230 (emit_debug_insn_beore_setloc): Declare.
5231 (emit_debug_insn_after): Declare.
5232 (emit_debug_insn_after_noloc): Declare.
5233 (emit_debug_insn_after_setloc): Declare.
5234 (emit_debug_insn): Declare.
5235 (make_debug_insn_raw): Declare.
5236 (prev_nondebug_insn): Declare.
5237 (next_nondebug_insn): Declare.
5238 (delegitimize_mem_from_attrs): Declare.
5239 (get_max_insn_count): Declare.
5240 (wrap_constant): Declare.
5241 (unwrap_constant): Declare.
5242 (get_curr_insn_source_location): Declare.
5243 (get_curr_insn_block): Declare.
5244 * tree-inline.c (insert_debug_decl_map): New.
5245 (processing_debug_stmt): New.
5246 (remap_decl): Don't create new mappings in debug stmts.
5247 (remap_gimple_op_r): Don't add references in debug stmts.
5248 (copy_tree_body_r): Likewise.
5249 (remap_gimple_stmt): Handle debug bind stmts.
5250 (copy_bb): Skip debug stmts.
5251 (copy_edges_for_bb): Likewise.
5252 (copy_debug_stmt): New.
5253 (copy_debug_stmts): New.
5254 (copy_body): Copy debug stmts at the end.
5255 (insert_init_debug_bind): New.
5256 (insert_init_stmt): Take id. Skip and emit debug stmts.
5257 (setup_one_parameter): Remap variable earlier, register debug mapping.
5258 (estimate_num_insns): Skip debug stmts.
5259 (expand_call_inline): Preserve debug_map.
5260 (optimize_inline_calls): Check for no debug_stmts left-overs.
5261 (unsave_expr_now): Preserve debug_map.
5262 (copy_gimple_seq_and_replace_locals): Likewise.
5263 (tree_function_versioning): Check for no debug_stmts left-overs.
5264 Init and destroy debug_map as needed. Split edges unconditionally.
5265 (build_duplicate_type): Init and destroy debug_map as needed.
5266 * tree-inline.h: Include gimple.h instead of pointer-set.h.
5267 (struct copy_body_data): Add debug_stmts and debug_map.
5268 * sched-int.h (struct ready_list): Add n_debug.
5269 (struct deps): Add last_debug_insn.
5270 (DEBUG_INSN_SCHED_P): New.
5271 (BOUNDARY_DEBUG_INSN_P): New.
5272 (SCHEDULE_DEBUG_INSN_P): New.
5273 (sd_iterator_cond): Accept empty list.
5274 * combine.c (create_log_links): Skip debug insns.
5275 (combine_instructions): Likewise.
5276 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
5277 return value is always unshared.
5278 (struct rtx_subst_pair): New.
5279 (auto_adjust_pair): New.
5280 (propagate_for_debug_subst): New.
5281 (propagate_for_debug): New.
5282 (try_combine): Skip debug insns. Propagate removed defs into
5284 (next_nonnote_nondebug_insn): New.
5285 (distribute_notes): Use it. Skip debug insns.
5286 (distribute_links): Skip debug insns.
5287 * tree-outof-ssa.c (set_location_for_edge): Likewise.
5288 * resource.c (mark_target_live_regs): Likewise.
5289 * var-tracking.c: Include cselib.h and target.h.
5290 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
5292 (micro_operation_type_name): New.
5293 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
5294 (struct micro_operation_def): Update comments.
5295 (decl_or_value): New type. Use instead of decls.
5296 (struct emit_note_data_def): Add vars.
5297 (struct attrs_def): Use decl_or_value.
5298 (struct variable_tracking_info_def): Add permp, flooded.
5299 (struct location_chain_def): Update comment.
5300 (struct variable_part_def): Use decl_or_value.
5301 (struct variable_def): Make var_part a variable length array.
5303 (scratch_regs): New.
5304 (cselib_hook_called): New.
5305 (dv_is_decl_p): New.
5306 (dv_is_value_p): New.
5309 (dv_as_opaque): New.
5310 (dv_onepart_p): New.
5312 (IS_DECL_CODE): New.
5313 (check_value_is_not_decl): New.
5314 (dv_from_decl): New.
5315 (dv_from_value): New.
5316 (dv_htab_hash): New.
5317 (variable_htab_hash): Use it.
5318 (variable_htab_eq): Support values.
5319 (variable_htab_free): Free from the right pool.
5320 (attrs_list_member, attrs_list_insert): Use decl_or_value.
5321 (attrs_list_union): Adjust.
5322 (attrs_list_mpdv_union): New.
5323 (tie_break_pointers): New.
5324 (canon_value_cmp): New.
5325 (unshare_variable): Return possibly-modified slot.
5326 (vars_copy_1): Adjust.
5327 (var_reg_decl_set): Adjust. Split out of...
5328 (var_reg_set): ... this.
5329 (get_init_value): Adjust.
5330 (var_reg_delete_and_set): Adjust.
5331 (var_reg_delete): Adjust.
5332 (var_regno_delete): Adjust.
5333 (var_mem_decl_set): Split out of...
5334 (var_mem_set): ... this.
5335 (var_mem_delete_and_set): Adjust.
5336 (var_mem_delete): Adjust.
5340 (variable_union): Adjust. Speed up merge of 1-part vars.
5341 (variable_canonicalize): Use unshared slot.
5342 (VALUED_RECURSED_INTO): New.
5343 (find_loc_in_1pdv): New.
5344 (struct dfset_merge): New.
5345 (insert_into_intersection): New.
5346 (intersect_loc_chains): New.
5348 (canonicalize_loc_order_check): New.
5349 (canonicalize_values_mark): New.
5350 (canonicalize_values_star): New.
5351 (variable_merge_over_cur): New.
5352 (variable_merge_over_src): New.
5353 (dataflow_set_merge): New.
5354 (dataflow_set_equiv_regs): New.
5355 (remove_duplicate_values): New.
5356 (struct dfset_post_merge): New.
5357 (variable_post_merge_new_vals): New.
5358 (variable_post_merge_perm_vals): New.
5359 (dataflow_post_merge_adjust): New.
5360 (find_mem_expr_in_1pdv): New.
5361 (dataflow_set_preserve_mem_locs): New.
5362 (dataflow_set_remove_mem_locs): New.
5363 (dataflow_set_clear_at_call): New.
5364 (onepart_variable_different_p): New.
5365 (variable_different_p): Use it.
5366 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
5367 (track_expr_p): Add need_rtl parameter. Don't generate rtl
5369 (track_loc_p): Pass it true.
5370 (struct count_use_info): New.
5371 (find_use_val): New.
5372 (replace_expr_with_values): New.
5374 (use_type): New, partially split out of...
5375 (count_uses): ... this. Count new micro-ops.
5376 (count_uses_1): Adjust.
5377 (count_stores): Adjust.
5378 (count_with_sets): New.
5379 (VAL_NEEDS_RESOLUTION): New.
5380 (VAL_HOLDS_TRACK_EXPR): New.
5381 (VAL_EXPR_IS_COPIED): New.
5382 (VAL_EXPR_IS_CLOBBERED): New.
5383 (add_uses): Adjust. Generate new micro-ops.
5384 (add_uses_1): Adjust.
5385 (add_stores): Generate new micro-ops.
5386 (add_with_sets): New.
5387 (find_src_status): Adjust.
5388 (find_src_set_src): Adjust.
5389 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
5390 Handle new micro-ops. Canonicalize value equivalances.
5391 (vt_find_locations): Compute total size of hash tables for
5392 dumping. Perform merge for var-tracking-assignments. Don't
5393 disregard single-block loops.
5394 (dump_attrs_list): Handle decl_or_value.
5395 (dump_variable): Take variable. Deal with decl_or_value.
5396 (dump_variable_slot): New.
5397 (dump_vars): Use it.
5398 (dump_dataflow_sets): Adjust.
5399 (set_slot_part): New, extended to support one-part variables
5400 after splitting out of...
5401 (set_variable_part): ... this.
5402 (clobber_slot_part): New, split out of...
5403 (clobber_variable_part): ... this.
5404 (delete_slot_part): New, split out of...
5405 (delete_variable_part): .... this.
5406 (check_wrap_constant): New.
5407 (vt_expand_loc_callback): New.
5408 (vt_expand_loc): New.
5409 (emit_note_insn_var_location): Adjust. Handle values. Handle
5410 EMIT_NOTE_AFTER_CALL_INSN.
5411 (emit_notes_for_differences_1): Adjust. Handle values.
5412 (emit_notes_for_differences_2): Likewise.
5413 (emit_notes_for_differences): Adjust.
5414 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
5415 Adjust. Handle new micro-ops.
5416 (vt_add_function_parameters): Adjust. Create and bind values.
5417 (vt_initialize): Adjust. Initialize scratch_regs and
5418 valvar_pool, flooded and perm.. Initialize and use cselib. Log
5419 operations. Move some code to count_with_sets and add_with_sets.
5420 (delete_debug_insns): New.
5421 (vt_debug_insns_local): New.
5422 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
5424 (var_tracking_main): If var-tracking-assignments is enabled
5425 but var-tracking isn't, delete debug insns and leave. Likewise
5426 if we exceed limits or fail the stack adjustments tests, and
5427 after all var-tracking processing.
5428 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
5429 (dataflow_set): Add traversed_vars.
5430 (value_chain, const_value_chain): New typedefs.
5431 (value_chain_pool, value_chains): New variables.
5432 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
5433 add_value_chains, add_cselib_value_chains, remove_value_chain,
5434 remove_value_chains, remove_cselib_value_chains): New functions.
5435 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
5436 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
5438 (shared_hash_find_slot_unshare, shared_hash_find_slot,
5439 shared_hash_find_slot_noinsert, shared_hash_find): Update.
5440 (dst_can_be_shared): New variable.
5441 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
5442 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
5443 different from set->vars, look up slot again instead of using the
5445 (dataflow_set_init): Initialize traversed_vars.
5446 (variable_union): Use shared_hash_*. Use initially NO_INSERT
5447 lookup if set->vars is shared. Don't keep slot cleared before
5448 calling unshare_variable. Unshare set->vars if needed. Adjust
5449 unshare_variable callers. Clear dst_can_be_shared if needed.
5450 Even ->refcount == 1 vars must be unshared if set->vars is shared
5451 and var needs to be modified.
5452 (dataflow_set_union): Set traversed_vars during canonicalization.
5453 (VALUE_CHANGED, DECL_CHANGED): Define.
5454 (set_dv_changed, dv_changed_p): New static inlines.
5455 (track_expr_p): Clear DECL_CHANGED.
5456 (dump_dataflow_sets): Set it.
5457 (variable_was_changed): Call set_dv_changed.
5458 (emit_note_insn_var_location): Likewise.
5459 (changed_variables_stack): New variable.
5460 (check_changed_vars_1, check_changed_vars_2): New functions.
5461 (emit_notes_for_changes): Do nothing if changed_variables is
5462 empty. Traverse changed_variables with check_changed_vars_1,
5463 call check_changed_vars_2 on each changed_variables_stack entry.
5464 (emit_notes_in_bb): Add SET argument. Just clear it at the
5465 beginning, use it instead of local &set, don't destroy it at the end.
5466 (vt_emit_notes): Call dataflow_set_clear early on all
5467 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
5468 computed set, dataflow_set_clear also VTI(bb)->in when we are
5469 done with the basic block. Initialize changed_variables_stack,
5470 free it afterwards. If ENABLE_CHECKING verify that after noting
5471 differences to an empty set value_chains hash table is empty.
5472 (vt_initialize): Initialize value_chains and value_chain_pool.
5473 (vt_finalize): Delete value_chains htab, free value_chain_pool.
5474 (variable_tracking_main): Call dump_dataflow_sets before calling
5475 vt_emit_notes, not after it.
5476 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
5477 (propagate_var_def_into_debug_stmts): Declare.
5478 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
5479 (df_set_note): Reject debug insns.
5480 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
5481 add notes to debug insns.
5482 (df_note_bb_compute): Adjust. Likewise.
5483 (df_simulate_uses): Skip debug insns.
5484 (df_simulate_initialize_backwards): Likewise.
5485 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
5486 (subst_stack_regs_pat): Reject debug insns.
5487 (convert_regs_1): Handle debug insns.
5488 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
5489 (print-rtl.o): Depend on cselib.h.
5490 (cselib.o): Depend on TREE_PASS_H.
5491 (var-tracking.o): Depend on cselib.h and TARGET_H.
5492 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
5493 (init_ready_list): Skip boundary debug insns.
5494 (add_branch_dependences): Skip debug insns.
5495 (free_block_dependencies): Check for blocks with only debug insns.
5496 (compute_priorities): Likewise.
5497 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
5498 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
5500 (gimple_build_debug_bind_stat): New.
5501 (empty_body_p): Skip debug stmts.
5502 (gimple_has_side_effects): Likewise.
5503 (gimple_rhs_has_side_effects): Likewise.
5504 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
5505 (gimple_build_debug_bind_stat): Declare.
5506 (gimple_build_debug_bind): Define.
5507 (is_gimple_debug): New.
5508 (gimple_debug_bind_p): New.
5509 (gimple_debug_bind_get_var): New.
5510 (gimple_debug_bind_get_value): New.
5511 (gimple_debug_bind_get_value_ptr): New.
5512 (gimple_debug_bind_set_var): New.
5513 (gimple_debug_bind_set_value): New.
5514 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
5515 (gimple_debug_bind_reset_value): New.
5516 (gimple_debug_bind_has_value_p): New.
5517 (gsi_next_nondebug): New.
5518 (gsi_prev_nondebug): New.
5519 (gsi_start_nondebug_bb): New.
5520 (gsi_last_nondebug_bb): New.
5521 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
5522 (print_insn): Handle DEBUG_INSN.
5523 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
5524 of first insn prevail.
5525 (first_stmt): Skip debug stmts.
5526 (first_non_label_stmt): Likewise.
5527 (last_stmt): Likewise.
5528 (has_zero_uses_1): New.
5529 (single_imm_use_1): New.
5530 (verify_gimple_debug): New.
5531 (verify_types_in_gimple_stmt): Handle debug stmts.
5532 (verify_stmt): Likewise.
5533 (debug_loop_num): Skip debug stmts.
5534 (remove_edge_and_dominated_blocks): Remove dominators last.
5535 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
5536 (linearize_expr): Likewise.
5537 * config/i386/i386.c (ix86_delegitimize_address): Call
5538 default implementation.
5539 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
5540 (group_barrier_needed): Skip debug insns.
5541 (emit_insn_group_barriers): Likewise.
5542 (emit_all_insn_group_barriers): Likewise.
5543 (ia64_variable_issue): Handle debug insns.
5544 (ia64_dfa_new_cycle): Likewise.
5545 (final_emit_insn_group_barriers): Skip debug insns.
5546 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
5547 def cfa without frame.
5548 (process_set): Likewise.
5549 (process_for_unwind_directive): Pass frame on.
5550 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
5551 (rs6000_delegitimize_address): New.
5552 (rs6000_debug_adjust_cost): Handle debug insns.
5553 (is_microcoded_insn): Likewise.
5554 (is_cracked_insn): Likewise.
5555 (is_nonpipeline_insn): Likewise.
5556 (insn_must_be_first_in_group): Likewise.
5557 (insn_must_be_last_in_group): Likewise.
5558 (force_new_group): Likewise.
5559 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
5560 contains only debug insns.
5561 (rtl_merge_blocks): Skip debug insns.
5562 (purge_dead_edges): Likewise.
5563 (rtl_block_ends_with_call_p): Skip debug insns.
5564 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
5565 (mark_reg_dependencies): Skip debug insns.
5566 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
5567 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
5568 * tree-ssa-threadedge.c
5569 (record_temporary_equivalences_from_stmts): Skip debug stmts.
5570 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
5571 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
5572 (copyprop_hardreg_forward_1): Handle debug insns.
5573 * reload1.c (reload): Skip debug insns. Replace unassigned
5574 pseudos in debug insns with their equivalences.
5575 (eliminate_regs_in_insn): Skip debug insns.
5576 (emit_input_reload_insns): Skip debug insns at first, adjust
5578 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
5579 (get_indirect_ref_operands): Pass opf_no_vops on.
5580 (get_expr_operands): Likewise. Skip debug stmts.
5581 (parse_ssa_operands): Scan debug insns with opf_no_vops.
5583 2009-09-01 Richard Henderson <rth@redhat.com>
5585 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
5586 stmt_ends_pp_p statements at least once.
5587 * tree-vrp.c (vrp_initialize): Likewise.
5588 (vrp_visit_stmt): Be prepared for non-interesting stmts.
5590 2009-09-01 Dodji Seketeli <dodji@redhat.com>
5593 Fix AIX bootstrap after PR debug/30161
5594 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
5595 that is a GNU extension.
5596 (tmpl_value_parm_die_table): Move the definition of this global
5597 outside #ifdef DWARF2_DEBUGGING_INFO region.
5599 2009-09-01 Richard Guenther <rguenther@suse.de>
5601 * tree.c (tree_expr_size): New function.
5602 * tree.h (tree_expr_size): Declare.
5603 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
5604 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
5605 * langhooks.c (lhd_expr_size): Remove.
5606 * langhooks.h (struct lang_hooks): Remove expr_size.
5607 * explow.c (expr_size): Use tree_expr_size.
5608 (int_expr_size): Likewise.
5609 * langhooks-def.h (lhd_expr_size): Remove.
5610 (LANG_HOOKS_EXPR_SIZE): Likewise.
5611 (LANG_HOOKS_INITIALIZER): Adjust.
5613 2009-09-01 Richard Guenther <rguenther@suse.de>
5615 * tree-flow.h (mark_addressable): Move declaration ...
5616 * tree.h (mark_addressable): ... here.
5617 * stmt.c (expand_asm_operands): Use mark_addressable, not
5618 lang_hooks.mark_addressable.
5619 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
5620 LANG_HOOKS_MARK_ADDRESSABLE.
5621 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
5622 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
5624 2009-08-31 Chris Demetriou <cgd@google.com>
5626 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
5627 vectorize if not TARGET_SSE2.
5629 2009-08-31 DJ Delorie <dj@redhat.com>
5631 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
5632 registers if no coprocessor is enabled.
5634 2009-08-31 Dodji Seketeli <dodji@redhat.com>
5637 * cgraph.h (cgraph_get_node): Declare ...
5638 * cgraph.c (cgraph_get_node): ... new function.
5639 * dwarf2out.c (gen_generic_params_dies,
5640 generic_parameter_die, tree_add_const_value_attribute_for_decl,
5641 make_ith_pack_parameter_name,
5642 append_entry_to_tmpl_value_parm_die_table,
5643 gen_remaining_tmpl_value_param_die_attribute): New functions.
5644 (gen_subprogram_die): Generate debug info for template parameters
5645 if debug info level is higher than DINFO_LEVEL_TERSE.
5646 Use tree_add_const_value_attribute_for_decl instead of
5647 tree_add_const_value_attribute.
5648 (gen_const_die): Use tree_add_const_value_attribute_for_decl
5649 instead of tree_add_const_value_attribute.
5650 (gen_struct_or_union_type_die): Generate debug
5651 info for template parameters if debug info level is higher than
5653 (tree_add_const_value_attribute): Handle integral and pointer
5654 constants. Update comment.
5655 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
5656 (dwarf_attr_name): Support DW_AT_GNU_template_name.
5657 (reference_to_unused): Fix thinko. Remove redundant predicates from
5659 (tree_add_const_value_attribute): Make this work for constant
5661 tree_add_const_value_attribute_for_decl is to be used for variable
5663 (add_location_or_const_value_attribute): Use
5664 tree_add_const_value_attribute_for_decl now.
5665 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
5666 DW_TAG_template_value_param DIEs after function DIEs have been
5668 * langhooks.h (lang_hooks_for_types): Add
5669 get_argument_pack_elems.
5670 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
5671 (lang_hooks): Added get_innermost_generic_parms,
5672 get_innermost_generic_args.
5673 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
5674 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
5675 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
5676 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
5678 2009-08-31 DJ Delorie <dj@redhat.com>
5680 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
5681 it once we start generating the prologue or epilogue.
5682 (mep_call_saves_register): If the frame is locked, re-use
5684 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
5685 (mep_expand_prologue): Call it.
5686 (mep_expand_epilogue): Likewise.
5687 (mep_start_function): Use the same logic as mep_expand_prologue.
5688 (mep_pass_by_reference): Make logic more readable.
5689 (mep_return_in_memory): Zero-sized objects are passed in memory.
5690 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
5692 2009-08-31 Richard Guenther <rguenther@suse.de>
5694 * builtins.c (fold_builtin_memory_op): Use the alias oracle
5695 to query if the memory regions for memmove overlap.
5696 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
5697 asserts on pointers, instead deal with odd trees.
5698 (ptr_derefs_may_alias_p): Likewise.
5699 (refs_may_alias_p_1): Constructor bases also never alias.
5701 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
5703 * doc/install.texi (Final install): Adjust reference on where to
5704 order printed manuals.
5706 2009-08-30 Olivier Hainque <hainque@adacore.com>
5708 * dwarf2out.c (switch_to_frame_table_section): Move
5709 definition prior to first use.
5711 2009-08-30 Richard Guenther <rguenther@suse.de>
5713 PR tree-optimization/41186
5714 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
5715 (ao_ref_init_from_ptr_and_size): New function.
5716 (ref_maybe_used_by_call_p_1): Be more precise tracking
5717 used ranges for builtin functions.
5718 (ref_maybe_used_by_call_p): Adjust.
5719 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
5720 ranges for builtin functions.
5721 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
5723 2009-08-30 Alan Modra <amodra@bigpond.net.au>
5726 * fwprop.c (get_reg_use_in): Delete.
5727 (free_load_extend): New function.
5728 (forward_propagate_subreg): Use it.
5730 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
5732 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
5734 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
5737 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
5740 2009-08-29 Douglas B Rupp <rupp@gnat.com>
5742 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
5743 fini or fini_array section.
5745 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5747 * graphite-dependences.c (graphite_legal_transform_bb): Call
5748 pbb_remove_duplicate_pdrs.
5749 * graphite-poly.c (can_collapse_pdr): Removed.
5750 (pdr_find_duplicate): Removed.
5751 (can_collapse_pdrs): New.
5752 (pbb_remove_duplicate_pdrs): New.
5753 (new_poly_dr): Do not look for duplicates.
5754 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
5755 (PBB_PDR_DUPLICATES_REMOVED): New.
5756 (pbb_remove_duplicate_pdrs): Declared.
5758 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5760 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
5761 the strides by multiplying by PDR_NB_REFS.
5762 * graphite-poly.c (can_collapse_pdr): New.
5763 (pdr_find_duplicate): New.
5764 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
5765 Initialize PDR_NB_REFS.
5766 * graphite-poly.h (struct poly_dr): Add field nb_refs.
5768 (new_poly_dr): Number of subscripts is a graphite_dim_t.
5770 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5773 * graphite-poly.c (apply_poly_transforms): Remove legality test before
5776 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5778 * graphite-dependences.c (pddr_original_scattering): Return NULL
5779 for read-read dependence relations.
5780 * graphite-poly.h (enum poly_dr_type): Fix comment.
5783 (pdr_may_write_p): New.
5785 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5787 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
5788 (struct poly_dr): Same.
5789 (new_poly_dr): Same.
5790 * graphite-poly.c (new_poly_dr): Same.
5791 * graphite-dependences.c (dot_deps): Disable call to system.
5793 2009-08-28 Cary Coutant <ccoutant@google.com>
5796 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
5797 struct/union/enum types local to a function.
5799 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
5800 Sebastian Pop <sebastian.pop@amd.com>
5802 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
5803 pbb_strip_mine_time_depth. Changed the implementation so that
5804 transformation is expressed as a transformation on
5805 time (scatttering) dimensions. Also, ensures that the 2d+1
5806 scheduling format is preserved.
5807 (pbb_strip_mine_profitable_p): Profitability is based on the
5808 iteration number of a given time (scattering) dimension,
5809 and not on a original loop depth dimension.
5810 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
5811 (pbb_do_strip_mine): Call psct_dynamic_dim.
5812 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
5813 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
5814 (pbb_nb_dynamic_scattering_transform): New.
5815 (psct_dynamic_dim): New.
5817 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
5819 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
5820 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
5821 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
5822 * graphite-interchange.c (build_linearized_memory_access): Same.
5823 (memory_stride_in_loop): Same.
5825 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5827 * graphite-dependences.c (pddr_original_scattering): New.
5828 (graphite_legal_transform_dr): Call pddr_original_scattering.
5831 * graphite-dependences.h (dot_deps): Declared.
5832 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
5833 (print_pdr): Print PDR_ID.
5834 * graphite-poly.h (struct poly_dr): Add field id.
5837 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
5839 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5841 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
5842 not delete the original dependence relation.
5844 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5846 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
5847 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
5848 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
5849 (free_poly_ddr): New.
5850 (pddr_is_empty): New.
5851 (dependence_polyhedron_1): Now returns a poly_ddr_p.
5852 (dependence_polyhedron): Same. Remove useless gcc_assert.
5854 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
5855 (graphite_carried_dependence_level_k): Call pddr_is_empty.
5856 * graphite-dependences.h (enum poly_dependence_kind): New.
5857 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
5858 (PDRP_SOURCE): Renamed PDDR_SOURCE.
5859 (PDRP_SINK): Renamed PDDR_SINK.
5860 (PDRP_DDP): Renamed PDDR_DDP.
5862 (free_poly_ddr): Declared.
5863 * graphite-poly.c (new_scop): Use the new hash function names.
5864 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
5865 into original_pddrs.
5866 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
5868 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5870 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
5871 bounds with LT_EXPR to make niter analysis more precise on code
5872 generated by Graphite.
5874 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5876 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
5877 (graphite_legal_transform_bb): Same.
5878 (poly_drs_may_alias_p): Same.
5880 2009-08-28 Richard Guenther <rguenther@suse.de>
5882 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
5884 2009-08-28 Jan Beulich <jbeulich@novell.com>
5886 * config/i386/netware.c: Include langhooks.h.
5887 (i386_nlm_encode_section_info): Simplify.
5888 (netware_override_options): Delete.
5889 * config/i386/netware.h (netware_override_options): Delete
5891 (OVERRIDE_OPTIONS): Delete definition.
5892 (SUBTARGET_OVERRIDE_OPTIONS): Define.
5893 (ASM_COMMENT_START): Define.
5894 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
5896 2009-08-28 Jan Beulich <jbeulich@novell.com>
5898 * configure.ac: For in-tree ld, do a plain version check to
5899 determine whether comdat groups are supported.
5900 * configure: Regenerate.
5902 2009-08-28 Olivier Hainque <hainque@adacore.com>
5904 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
5905 always defined. Reflect definition or absence of such for
5906 COLLECT_EXPORT_LIST. Readability helper.
5907 (scanfilter): New enum, to help control what symbols
5908 are to be considered or ignored by scan_prog_file.
5909 (enum pass): Rename as "scanpass", moved together with scanfilter
5910 prior to scan_prog_file's prototype.
5911 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
5912 Group prototype with the scanpass/scanfilter definitions, factorize
5913 head comments for the several implementations at the prototype.
5914 (main): Reorganize the first pass link control to let AIX
5915 drag only the needed frame tables in executables. Prevent
5916 frame tables collection during the scan aimed at static ctors.
5917 Pre-link and scan for frame tables later to compensate.
5918 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
5919 A C statement to issue assembly directives that create a reference
5920 to the given DWARF table identifier label from the current function
5922 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
5923 to differentiate first time section entry. Only emit a .data
5924 tables start identifier label the first time around.
5925 (switch_to_frame_table_section): New function. Helper for
5926 output_call_frame_info to switch possibly BACK into the eh_frame
5927 or the debug_frame section depending on FOR_EH.
5928 (output_call_frame_info): Use helper to first enter the proper
5930 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
5931 emit a link to the frame table start label from each function
5933 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
5934 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
5935 * config/rs6000/rs6000-protos.h: Declare it.
5936 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
5938 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
5940 * config/sh/sh.c (split_branches): Check the result of
5943 2009-08-27 Steve Ellcey <sje@cup.hp.com>
5945 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
5946 using -pthread -fopenmp
5948 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
5950 * doc/service.texi (service directory): Update URL.
5952 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
5954 PR rtl-optimization/40861
5955 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
5956 extract word from a multi-word subreg for negative byte positions.
5958 2009-08-27 Tristan Gingold <gingold@adacore.com>
5959 Douglas B Rupp <rupp@gnat.com>
5961 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
5962 (SECTION_VMS_OVERLAY): Define.
5963 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
5965 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
5967 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
5968 common_object declarations.
5969 (ia64_section_type_flags): Set section flag for common_object.
5970 * config/ia64/ia64-protos.h
5971 (ia64_vms_output_aligned_decl_common): Declare.
5972 (ia64_vms_elf_asm_named_section): Declare.
5974 2009-08-27 Michael Matz <matz@suse.de>
5976 * expr.c (expand_expr_real_2): New function taking exploded
5977 unary or binary expression, split out from ...
5978 (expand_expr_real_1): ... here. Move over all unary/binary
5979 switch parts to above function, in particular these codes:
5980 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
5981 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
5982 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
5983 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
5984 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
5985 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
5986 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
5987 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
5988 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
5989 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
5990 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
5991 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
5992 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
5993 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
5994 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
5995 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
5996 VEC_PACK_FIX_TRUNC_EXPR.
5997 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
6000 2009-08-27 Richard Guenther <rguenther@suse.de>
6002 * gengtype.c (main): Handle uint64_t.
6003 * ipa-utils.c (get_base_var): Indent properly.
6004 * tree-ssa-live.c (debug_scope_block): New function.
6005 * tree-flow.h (debug_scope_block): Declare.
6006 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
6007 * basic-block.h (enum profile_status): Rename to
6008 enum profile_status_d.
6009 (x_profile_status): Adjust type.
6011 2009-08-27 Dodji Seketeli <dodji@redhat.com>
6014 * dwarf2out.c (get_context_die): Declare this static function.
6015 (gen_type_die_with_usage): Make sure a DIE is a generated for
6016 the context of a typedef.
6018 2009-08-26 Anatoly Sokolov <aesok@post.ru>
6020 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
6023 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
6025 * config/mips/mips-protos.h (mips_output_sync): Declare.
6026 (mips_sync_loop_insns): Likewise.
6027 (mips_output_sync_loop): Replace first two parameters with an rtx.
6028 * config/mips/mips.c (mips_multi_member): New structure.
6029 (mips_multi_members): New variable.
6030 (mips_multi_start): New function.
6031 (mips_multi_add): Likewise.
6032 (mips_multi_add_insn): Likewise.
6033 (mips_multi_add_label): Likewise.
6034 (mips_multi_last_index): Likewise.
6035 (mips_multi_copy_insn): Likewise.
6036 (mips_multi_set_operand): Likewise.
6037 (mips_multi_write): Likewise.
6038 (mips_print_operand_punctuation): Remove '%|' and '%-'.
6039 (mips_init_print_operand_punct): Update accordingly.
6040 (mips_start_ll_sc_sync_block): New function.
6041 (mips_end_ll_sc_sync_block): Likewise.
6042 (mips_output_sync): Likewise.
6043 (mips_sync_insn1_template): Likewise.
6044 (mips_sync_insn2_template): Likewise.
6045 (mips_get_sync_operand): Likewise.
6046 (mips_process_sync_loop): Likewise.
6047 (mips_output_sync_loop): Use mips_process_sync_loop.
6048 (mips_sync_loop_insns): New function.
6049 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
6050 (MIPS_COMPARE_AND_SWAP_12): Likewise.
6051 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
6052 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
6053 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
6054 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
6055 (MIPS_SYNC_OLD_OP_12): Likewise.
6056 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
6057 (MIPS_SYNC_NEW_OP_12): Likewise.
6058 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
6059 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
6060 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
6061 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
6062 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
6063 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
6064 * config/mips/mips.md (sync_mem): New attribute.
6065 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
6066 (sync_exclusive_mask, sync_required_oldval): Likewise.
6067 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
6068 (sync_release_barrier): Likewise.
6069 (length): Handle sync loops.
6070 (sync): Use mips_output_sync.
6071 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
6072 (sync_compare_and_swap<mode>): Set the new sync_* attributes
6073 and use mips_output_sync_loop.
6074 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
6075 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
6076 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
6077 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
6078 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
6079 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
6080 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
6081 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
6082 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
6084 2009-08-26 Richard Guenther <rguenther@suse.de>
6087 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
6088 the types to not match.
6089 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
6091 * tree-ssa.c (useless_type_conversion_p): Conversions to
6092 pointers to unprototyped functions are useless.
6094 2009-08-26 Richard Guenther <rguenther@suse.de>
6096 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
6097 whole-program condition, prepare to be called for non-globals.
6098 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
6099 params build a representative with known type and track its fields.
6101 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
6103 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
6104 clearing by a taken branch.
6105 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
6106 effectively after bbro pass.
6107 (sync_nand<mode>): Ditto.
6108 (sync_old_<fetchop_name><mode>): Ditto.
6109 (sync_old_nand<mode>): Ditto.
6110 (sync_new_<fetchop_name><mode>): Dito.
6111 (sync_new_nand<mode>): Ditto.
6112 (sync_compare_and_swap<mode>_1): Ditto.
6113 (*sync_compare_and_swap<mode>): Ditto.
6114 (sync_lock_test_and_set<mode>_1): Ditto.
6115 ("sync_lock_test_and_set<mode>): Ditto.
6117 2009-08-25 Douglas B Rupp <rupp@gnat.com>
6119 * hwint.h (HOST_LONG_FORMAT): New macro
6120 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
6121 Use HOST_PTR_PRINTF.
6122 * system.h (HOST_PTR_PRINTF): Resurrect old macro
6123 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
6124 (HOST_PTR_PRINTF): Document.
6126 2009-08-25 Jan Hubicka <jh@suse.cz>
6128 * config/i386/bmmintrin.h: Replace by #error.
6131 Michael Meissner <michael.meissner@amd.com>
6132 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6133 Tony Linthicum <tony.linthicum@amd.com>
6135 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
6136 (TARGET_ROUND): New macro for the round/ptest instructions which
6137 are shared between SSE4.1 and SSE5.
6138 (OPTION_MASK_ISA_ROUND): Ditto.
6139 (OPTION_ISA_ROUND): Ditto.
6140 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
6141 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
6143 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
6144 (-mfused-madd): New switch to give users control over whether the
6145 compiler optimizes to use the multiply/add SSE5 instructions.
6147 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
6148 (ix86_handle_option): Turn off 3dnow if -msse5.
6149 (override_options): Add SSE5 support.
6150 (print_operand): %Y prints comparison codes for SSE5 com/pcom
6152 (ix86_expand_sse_movcc): Add SSE5 support.
6153 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
6154 vector type to the next largest size.
6155 (ix86_expand_sse5_pack): New function to use pperm to pack a
6156 vector type to the next smallest size.
6157 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
6158 (IX86_BUILTIN_FMADDSD): Ditto.
6159 (IX86_BUILTIN_FMADDPS): Ditto.
6160 (IX86_BUILTIN_FMADDPD): Ditto.
6161 (IX86_BUILTIN_FMSUBSS): Ditto.
6162 (IX86_BUILTIN_FMSUBSD): Ditto.
6163 (IX86_BUILTIN_FMSUBPS): Ditto.
6164 (IX86_BUILTIN_FMSUBPD): Ditto.
6165 (IX86_BUILTIN_FNMADDSS): Ditto.
6166 (IX86_BUILTIN_FNMADDSD): Ditto.
6167 (IX86_BUILTIN_FNMADDPS): Ditto.
6168 (IX86_BUILTIN_FNMADDPD): Ditto.
6169 (IX86_BUILTIN_FNMSUBSS): Ditto.
6170 (IX86_BUILTIN_FNMSUBSD): Ditto.
6171 (IX86_BUILTIN_FNMSUBPS): Ditto.
6172 (IX86_BUILTIN_FNMSUBPD): Ditto.
6173 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
6174 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
6175 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
6176 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
6177 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
6178 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
6179 (IX86_BUILTIN_PPERM): Ditto.
6180 (IX86_BUILTIN_PERMPS): Ditto.
6181 (IX86_BUILTIN_PERMPD): Ditto.
6182 (IX86_BUILTIN_PMACSSWW): Ditto.
6183 (IX86_BUILTIN_PMACSWW): Ditto.
6184 (IX86_BUILTIN_PMACSSWD): Ditto.
6185 (IX86_BUILTIN_PMACSWD): Ditto.
6186 (IX86_BUILTIN_PMACSSDD): Ditto.
6187 (IX86_BUILTIN_PMACSDD): Ditto.
6188 (IX86_BUILTIN_PMACSSDQL): Ditto.
6189 (IX86_BUILTIN_PMACSSDQH): Ditto.
6190 (IX86_BUILTIN_PMACSDQL): Ditto.
6191 (IX86_BUILTIN_PMACSDQH): Ditto.
6192 (IX86_BUILTIN_PMADCSSWD): Ditto.
6193 (IX86_BUILTIN_PMADCSWD): Ditto.
6194 (IX86_BUILTIN_PHADDBW): Ditto.
6195 (IX86_BUILTIN_PHADDBD): Ditto.
6196 (IX86_BUILTIN_PHADDBQ): Ditto.
6197 (IX86_BUILTIN_PHADDWD): Ditto.
6198 (IX86_BUILTIN_PHADDWQ): Ditto.
6199 (IX86_BUILTIN_PHADDDQ): Ditto.
6200 (IX86_BUILTIN_PHADDUBW): Ditto.
6201 (IX86_BUILTIN_PHADDUBD): Ditto.
6202 (IX86_BUILTIN_PHADDUBQ): Ditto.
6203 (IX86_BUILTIN_PHADDUWD): Ditto.
6204 (IX86_BUILTIN_PHADDUWQ): Ditto.
6205 (IX86_BUILTIN_PHADDUDQ): Ditto.
6206 (IX86_BUILTIN_PHSUBBW): Ditto.
6207 (IX86_BUILTIN_PHSUBWD): Ditto.
6208 (IX86_BUILTIN_PHSUBDQ): Ditto.
6209 (IX86_BUILTIN_PROTB): Ditto.
6210 (IX86_BUILTIN_PROTW): Ditto.
6211 (IX86_BUILTIN_PROTD): Ditto.
6212 (IX86_BUILTIN_PROTQ): Ditto.
6213 (IX86_BUILTIN_PROTB_IMM): Ditto.
6214 (IX86_BUILTIN_PROTW_IMM): Ditto.
6215 (IX86_BUILTIN_PROTD_IMM): Ditto.
6216 (IX86_BUILTIN_PROTQ_IMM): Ditto.
6217 (IX86_BUILTIN_PSHLB): Ditto.
6218 (IX86_BUILTIN_PSHLW): Ditto.
6219 (IX86_BUILTIN_PSHLD): Ditto.
6220 (IX86_BUILTIN_PSHLQ): Ditto.
6221 (IX86_BUILTIN_PSHAB): Ditto.
6222 (IX86_BUILTIN_PSHAW): Ditto.
6223 (IX86_BUILTIN_PSHAD): Ditto.
6224 (IX86_BUILTIN_PSHAQ): Ditto.
6225 (IX86_BUILTIN_FRCZSS): Ditto.
6226 (IX86_BUILTIN_FRCZSD): Ditto.
6227 (IX86_BUILTIN_FRCZPS): Ditto.
6228 (IX86_BUILTIN_FRCZPD): Ditto.
6229 (IX86_BUILTIN_CVTPH2PS): Ditto.
6230 (IX86_BUILTIN_CVTPS2PH): Ditto.
6231 (IX86_BUILTIN_COMEQSS): Ditto.
6232 (IX86_BUILTIN_COMNESS): Ditto.
6233 (IX86_BUILTIN_COMLTSS): Ditto.
6234 (IX86_BUILTIN_COMLESS): Ditto.
6235 (IX86_BUILTIN_COMGTSS): Ditto.
6236 (IX86_BUILTIN_COMGESS): Ditto.
6237 (IX86_BUILTIN_COMUEQSS): Ditto.
6238 (IX86_BUILTIN_COMUNESS): Ditto.
6239 (IX86_BUILTIN_COMULTSS): Ditto.
6240 (IX86_BUILTIN_COMULESS): Ditto.
6241 (IX86_BUILTIN_COMUGTSS): Ditto.
6242 (IX86_BUILTIN_COMUGESS): Ditto.
6243 (IX86_BUILTIN_COMORDSS): Ditto.
6244 (IX86_BUILTIN_COMUNORDSS): Ditto.
6245 (IX86_BUILTIN_COMFALSESS): Ditto.
6246 (IX86_BUILTIN_COMTRUESS): Ditto.
6247 (IX86_BUILTIN_COMEQSD): Ditto.
6248 (IX86_BUILTIN_COMNESD): Ditto.
6249 (IX86_BUILTIN_COMLTSD): Ditto.
6250 (IX86_BUILTIN_COMLESD): Ditto.
6251 (IX86_BUILTIN_COMGTSD): Ditto.
6252 (IX86_BUILTIN_COMGESD): Ditto.
6253 (IX86_BUILTIN_COMUEQSD): Ditto.
6254 (IX86_BUILTIN_COMUNESD): Ditto.
6255 (IX86_BUILTIN_COMULTSD): Ditto.
6256 (IX86_BUILTIN_COMULESD): Ditto.
6257 (IX86_BUILTIN_COMUGTSD): Ditto.
6258 (IX86_BUILTIN_COMUGESD): Ditto.
6259 (IX86_BUILTIN_COMORDSD): Ditto.
6260 (IX86_BUILTIN_COMUNORDSD): Ditto.
6261 (IX86_BUILTIN_COMFALSESD): Ditto.
6262 (IX86_BUILTIN_COMTRUESD): Ditto.
6263 (IX86_BUILTIN_COMEQPS): Ditto.
6264 (IX86_BUILTIN_COMNEPS): Ditto.
6265 (IX86_BUILTIN_COMLTPS): Ditto.
6266 (IX86_BUILTIN_COMLEPS): Ditto.
6267 (IX86_BUILTIN_COMGTPS): Ditto.
6268 (IX86_BUILTIN_COMGEPS): Ditto.
6269 (IX86_BUILTIN_COMUEQPS): Ditto.
6270 (IX86_BUILTIN_COMUNEPS): Ditto.
6271 (IX86_BUILTIN_COMULTPS): Ditto.
6272 (IX86_BUILTIN_COMULEPS): Ditto.
6273 (IX86_BUILTIN_COMUGTPS): Ditto.
6274 (IX86_BUILTIN_COMUGEPS): Ditto.
6275 (IX86_BUILTIN_COMORDPS): Ditto.
6276 (IX86_BUILTIN_COMUNORDPS): Ditto.
6277 (IX86_BUILTIN_COMFALSEPS): Ditto.
6278 (IX86_BUILTIN_COMTRUEPS): Ditto.
6279 (IX86_BUILTIN_COMEQPD): Ditto.
6280 (IX86_BUILTIN_COMNEPD): Ditto.
6281 (IX86_BUILTIN_COMLTPD): Ditto.
6282 (IX86_BUILTIN_COMLEPD): Ditto.
6283 (IX86_BUILTIN_COMGTPD): Ditto.
6284 (IX86_BUILTIN_COMGEPD): Ditto.
6285 (IX86_BUILTIN_COMUEQPD): Ditto.
6286 (IX86_BUILTIN_COMUNEPD): Ditto.
6287 (IX86_BUILTIN_COMULTPD): Ditto.
6288 (IX86_BUILTIN_COMULEPD): Ditto.
6289 (IX86_BUILTIN_COMUGTPD): Ditto.
6290 (IX86_BUILTIN_COMUGEPD): Ditto.
6291 (IX86_BUILTIN_COMORDPD): Ditto.
6292 (IX86_BUILTIN_COMUNORDPD): Ditto.
6293 (IX86_BUILTIN_COMFALSEPD): Ditto.
6294 (IX86_BUILTIN_COMTRUEPD): Ditto.
6295 (IX86_BUILTIN_PCOMEQUB): Ditto.
6296 (IX86_BUILTIN_PCOMNEUB): Ditto.
6297 (IX86_BUILTIN_PCOMLTUB): Ditto.
6298 (IX86_BUILTIN_PCOMLEUB): Ditto.
6299 (IX86_BUILTIN_PCOMGTUB): Ditto.
6300 (IX86_BUILTIN_PCOMGEUB): Ditto.
6301 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
6302 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
6303 (IX86_BUILTIN_PCOMEQUW): Ditto.
6304 (IX86_BUILTIN_PCOMNEUW): Ditto.
6305 (IX86_BUILTIN_PCOMLTUW): Ditto.
6306 (IX86_BUILTIN_PCOMLEUW): Ditto.
6307 (IX86_BUILTIN_PCOMGTUW): Ditto.
6308 (IX86_BUILTIN_PCOMGEUW): Ditto.
6309 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
6310 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
6311 (IX86_BUILTIN_PCOMEQUD): Ditto.
6312 (IX86_BUILTIN_PCOMNEUD): Ditto.
6313 (IX86_BUILTIN_PCOMLTUD): Ditto.
6314 (IX86_BUILTIN_PCOMLEUD): Ditto.
6315 (IX86_BUILTIN_PCOMGTUD): Ditto.
6316 (IX86_BUILTIN_PCOMGEUD): Ditto.
6317 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
6318 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
6319 (IX86_BUILTIN_PCOMEQUQ): Ditto.
6320 (IX86_BUILTIN_PCOMNEUQ): Ditto.
6321 (IX86_BUILTIN_PCOMLTUQ): Ditto.
6322 (IX86_BUILTIN_PCOMLEUQ): Ditto.
6323 (IX86_BUILTIN_PCOMGTUQ): Ditto.
6324 (IX86_BUILTIN_PCOMGEUQ): Ditto.
6325 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
6326 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
6327 (IX86_BUILTIN_PCOMEQB): Ditto.
6328 (IX86_BUILTIN_PCOMNEB): Ditto.
6329 (IX86_BUILTIN_PCOMLTB): Ditto.
6330 (IX86_BUILTIN_PCOMLEB): Ditto.
6331 (IX86_BUILTIN_PCOMGTB): Ditto.
6332 (IX86_BUILTIN_PCOMGEB): Ditto.
6333 (IX86_BUILTIN_PCOMFALSEB): Ditto.
6334 (IX86_BUILTIN_PCOMTRUEB): Ditto.
6335 (IX86_BUILTIN_PCOMEQW): Ditto.
6336 (IX86_BUILTIN_PCOMNEW): Ditto.
6337 (IX86_BUILTIN_PCOMLTW): Ditto.
6338 (IX86_BUILTIN_PCOMLEW): Ditto.
6339 (IX86_BUILTIN_PCOMGTW): Ditto.
6340 (IX86_BUILTIN_PCOMGEW): Ditto.
6341 (IX86_BUILTIN_PCOMFALSEW): Ditto.
6342 (IX86_BUILTIN_PCOMTRUEW): Ditto.
6343 (IX86_BUILTIN_PCOMEQD): Ditto.
6344 (IX86_BUILTIN_PCOMNED): Ditto.
6345 (IX86_BUILTIN_PCOMLTD): Ditto.
6346 (IX86_BUILTIN_PCOMLED): Ditto.
6347 (IX86_BUILTIN_PCOMGTD): Ditto.
6348 (IX86_BUILTIN_PCOMGED): Ditto.
6349 (IX86_BUILTIN_PCOMFALSED): Ditto.
6350 (IX86_BUILTIN_PCOMTRUED): Ditto.
6351 (IX86_BUILTIN_PCOMEQQ): Ditto.
6352 (IX86_BUILTIN_PCOMNEQ): Ditto.
6353 (IX86_BUILTIN_PCOMLTQ): Ditto.
6354 (IX86_BUILTIN_PCOMLEQ): Ditto.
6355 (IX86_BUILTIN_PCOMGTQ): Ditto.
6356 (IX86_BUILTIN_PCOMGEQ): Ditto.
6357 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
6358 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
6359 (enum multi_arg_type): New enum for describing the various SSE5
6360 intrinsic argument types.
6361 (bdesc_multi_arg): New table for SSE5 intrinsics.
6362 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
6363 (ix86_expand_multi_arg_builtin): New function for creating SSE5
6365 (ix86_expand_builtin): Add SSE5 intrinsic support.
6366 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
6367 operand instructions.
6368 (ix86_expand_sse5_multiple_memory): New function to split the
6369 second memory reference from SSE5 instructions.
6370 (type_has_variadic_args_p): Delete in favor of stdarg_p.
6371 (ix86_return_pops_args): Use stdarg_p to determine if the function
6372 has variable arguments.
6373 (ix86_setup_incoming_varargs): Ditto.
6374 (x86_this_parameter): Ditto.
6376 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
6378 (ix86_expand_sse5_pack): Ditto.
6379 (ix86_sse5_valid_op_p): Ditto.
6380 (ix86_expand_sse5_multiple_memory): Ditto.
6382 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
6383 constant for SSE5 support.
6384 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
6385 (UNSPEC_SSE5_TRUEFALSE): Ditto.
6386 (UNSPEC_SSE5_PERMUTE): Ditto.
6387 (UNSPEC_SSE5_ASHIFT): Ditto.
6388 (UNSPEC_SSE5_LSHIFT): Ditto.
6389 (UNSPEC_FRCZ): Ditto.
6390 (UNSPEC_CVTPH2PS): Ditto.
6391 (UNSPEC_CVTPS2PH): Ditto.
6392 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
6394 (COM_FALSE_S): Ditto.
6395 (COM_FALSE_P): Ditto.
6396 (COM_TRUE_S): Ditto.
6397 (COM_TRUE_P): Ditto.
6398 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
6399 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
6401 (memory attribute): Ditto.
6402 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6403 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
6404 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6405 (floor<mode>2): Ditto.
6406 (ceil<mode>2): Ditto.
6407 (btrunc<mode>2): Ditto.
6408 (nearbyintdf2): Ditto.
6409 (nearbyintsf2): Ditto.
6410 (sse_setccsf): Disable if SSE5.
6411 (sse_setccdf): Ditto.
6412 (sse5_setcc<mode>): New support for SSE5 conditional move.
6413 (sse5_pcmov_<mode>): Ditto.
6415 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
6417 (SSEMODEF2P): Ditto.
6418 (ssemodesuffixf4): New mode attribute for SSE5.
6419 (ssemodesuffixf2s): Ditto.
6420 (ssemodesuffixf2c): Ditto.
6421 (sserotatemax): Ditto.
6422 (ssescalarmode): Ditto.
6423 (sse_maskcmpv4sf3): Disable if SSE5.
6424 (sse_maskcmpv2df3): Ditto.
6425 (sse_vmmaskcmpv4sf3): Ditto.
6426 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
6427 (sse5_vmfmadd<mode>4): Ditto.
6428 (sse5_fmsub<mode>4): Ditto.
6429 (sse5_vmfmsub<mode>4): Ditto.
6430 (sse5_fnmadd<mode>4): Ditto.
6431 (sse5_vmfnmadd<mode>4): Ditto.
6432 (sse5_fnmsub<mode>4): Ditto.
6433 (sse5_vmfnmsub<mode>4): Ditto.
6434 (sse5i_fmadd<mode>4): Ditto.
6435 (sse5i_fmsub<mode>4): Ditto.
6436 (sse5i_fnmadd<mode>4): Ditto.
6437 (sse5i_fnmsub<mode>4): Ditto.
6438 (sse5i_vmfmadd<mode>4): Ditto.
6439 (sse5i_vmfmsub<mode>4): Ditto.
6440 (sse5i_vmfnmadd<mode>4): Ditto.
6441 (sse5i_vmfnmsub<mode>4): Ditto.
6442 (mulv16qi3): Add SSE5 support.
6444 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
6445 (sse2_mulv4si3): Disable if SSE5.
6446 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
6447 (sse4_1_roundps): Ditto.
6448 (sse4_1_roundsd): Ditto.
6449 (sse4_1_roundss): Ditto.
6450 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
6452 (sse_maskcmpsf3): Ditto.
6453 (sse_vmmaskcmpv4sf3): Ditto.
6454 (sse2_maskcmpv2df3): Ditto.
6455 (sse2_maskcmpdf3): Ditto.
6456 (sse2_vmmaskcmpv2df3): Ditto.
6457 (sse2_eq<mode>3): Ditto.
6458 (sse2_gt<mode>3): Ditto.
6459 (sse5_pcmov_<mode>): Add SSE5 support.
6460 (vec_unpacku_hi_v16qi): Ditto.
6461 (vec_unpacks_hi_v16qi): Ditto.
6462 (vec_unpacku_lo_v16qi): Ditto.
6463 (vec_unpacks_lo_v16qi): Ditto.
6464 (vec_unpacku_hi_v8hi): Ditto.
6465 (vec_unpacks_hi_v8hi): Ditto.
6466 (vec_unpacku_lo_v8hi): Ditto.
6467 (vec_unpacks_lo_v8hi): Ditto.
6468 (vec_unpacku_hi_v4si): Ditto.
6469 (vec_unpacks_hi_v4si): Ditto.
6470 (vec_unpacku_lo_v4si): Ditto.
6471 (vec_unpacks_lo_v4si): Ditto.
6472 (sse5_pmacsww): New SSE5 intrinsic insn.
6473 (sse5_pmacssww): Ditto.
6474 (sse5_pmacsdd): Ditto.
6475 (sse5_pmacssdd): Ditto.
6476 (sse5_pmacssdql): Ditto.
6477 (sse5_pmacssdqh): Ditto.
6478 (sse5_pmacsdqh): Ditto.
6479 (sse5_pmacsswd): Ditto.
6480 (sse5_pmacswd): Ditto.
6481 (sse5_pmadcsswd): Ditto.
6482 (sse5_pmadcswd): Ditto.
6483 (sse5_pcmov_<move>): Conditional move support on SSE5.
6484 (sse5_phaddbw): New SSE5 intrinsic insn.
6485 (sse5_phaddbd): Ditto.
6486 (sse5_phaddbq): Ditto.
6487 (sse5_phaddwd): Ditto.
6488 (sse5_phaddwq): Ditto.
6489 (sse5_phadddq): Ditto.
6490 (sse5_phaddubw): Ditto.
6491 (sse5_phaddubd): Ditto.
6492 (sse5_phaddubq): Ditto.
6493 (sse5_phadduwd): Ditto.
6494 (sse5_phadduwq): Ditto.
6495 (sse5_phaddudq): Ditto.
6496 (sse5_phsubbw): Ditto.
6497 (sse5_phsubwd): Ditto.
6498 (sse5_phsubdq): Ditto.
6499 (sse5_pperm): Ditto.
6500 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
6501 (sse5_pperm_zero_v16qi_v8hi): Ditto.
6502 (sse5_pperm_sign_v8hi_v4si): Ditto.
6503 (sse5_pperm_zero_v8hi_v4si): Ditto.
6504 (sse5_pperm_sign_v4si_v2di): Ditto.
6505 (sse5_pperm_sign_v4si_v2di): Ditto.
6506 (sse5_pperm_pack_v2di_v4si): Ditto.
6507 (sse5_pperm_pack_v4si_v8hi): Ditto.
6508 (sse5_pperm_pack_v8hi_v16qi): Ditto.
6509 (sse5_perm<mode>): New SSE5 intrinsic insn.
6510 (rotl<mode>3): Ditto.
6511 (sse5_rotl<mode>3): Ditto.
6512 (sse5_ashl<mode>3): Ditto.
6513 (sse5_lshl<mode>3): Ditto.
6514 (sse5_frcz<mode>2): Ditto.
6515 (sse5s_frcz<mode>2): Ditto.
6516 (sse5_cvtph2ps): Ditto.
6517 (sse5_cvtps2ph): Ditto.
6518 (sse5_vmmaskcmp<mode>3): Ditto.
6519 (sse5_com_tf<mode>3): Ditto.
6520 (sse5_maskcmp<mode>3): Ditto.
6521 (sse5_maskcmp_uns<mode>3): Ditto.
6522 (sse5_maskcmp_uns2<mode>3): Ditto.
6523 (sse5_pcom_tf<mode>3): Ditto.
6525 * config/i386/predicates.md (sse5_comparison_float_operator):
6526 New predicate to match the comparison operators supported by
6527 the SSE5 com instruction.
6528 (ix86_comparison_int_operator): New predicate to match just the
6529 signed int comparisons.
6530 (ix86_comparison_uns_operator): New predicate to match just the
6531 unsigned int comparisons.
6533 * doc/invoke.texi (-msse5): Add documentation.
6534 (-mfused-madd): Ditto.
6536 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
6538 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
6540 (x86_64-*-*): Ditto.
6542 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
6544 * config/i386/bmmintrin.h: New file, provide common x86 compiler
6545 intrinisics for SSE5.
6547 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
6550 * config/i386/mmintrin-common.h: New file, to contain common
6551 instructions between SSE4.1 and SSE5.
6553 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
6554 FOREACH_FUNCTION_ARGS to iterate over the argument list.
6555 (gen_regparm_prefix): Ditto.
6557 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
6558 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
6559 prototype_p to determine if a function is prototyped.
6561 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
6563 * c-common.c (c_common_reswords) add the alignof keyword,
6564 with same RID as __alignof and __alignof__
6566 2009-08-25 Anatoly Sokolov <aesok@post.ru>
6568 * hooks.h (hook_bool_const_int_const_int_true): Declare.
6569 * hooks.c (hook_bool_const_int_const_int_true): New function.
6570 * target.h (struct gcc_target): Add can_eliminate field.
6571 * target-def.h (TARGET_CAN_ELIMINATE): Define.
6572 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
6573 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
6574 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
6575 (elim_table): Revise comment.
6576 * system.h (CAN_ELIMINATE): Poison.
6577 * defaults.h (CAN_ELIMINATE): Remove.
6578 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
6580 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
6581 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
6583 (alpha_vms_can_eliminate): Declare as static, change return type to
6585 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
6587 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
6588 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
6589 (arm_can_eliminate): New function.
6591 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
6592 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
6593 (avr_can_eliminate): Declare as static.
6594 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
6596 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
6597 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
6598 (bfin_can_eliminate): New function.
6600 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
6601 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
6602 (crx_can_eliminate): New function.
6604 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
6605 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
6606 (fr30_can_eliminate): New function.
6608 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
6609 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
6610 (frv_can_eliminate): New function.
6612 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
6613 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
6614 (h8300_can_eliminate): New function.
6616 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
6617 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
6618 (i386_can_eliminate): Declare as static, change return type to bool.
6619 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
6621 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
6622 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
6623 (ia64_can_eliminate): New function.
6625 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
6626 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
6627 (iq2000_can_eliminate): New function.
6629 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
6630 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
6631 (m32r_can_eliminate): New function.
6633 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
6634 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
6635 (m68hc11_can_eliminate): New function.
6637 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
6638 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
6639 (m68k_can_eliminate): New function.
6641 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
6642 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
6643 (mep_can_eliminate): New function.
6645 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
6646 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
6647 (mips_can_eliminate): New function.
6649 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
6650 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
6651 (rs6000_can_eliminate): New function.
6653 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
6654 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
6655 (s390_can_eliminate): Declare as static.
6656 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
6658 * config/score/score.h (CAN_ELIMINATE): Remove macro.
6659 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
6660 (score_can_eliminate): New function.
6662 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
6663 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
6664 (sparc_can_eliminate): Declare as static.
6665 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
6667 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
6668 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
6669 (xstormy16_can_eliminate): New function.
6671 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
6672 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
6673 (v850_can_eliminate): New function.
6675 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
6677 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
6678 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
6679 (*movdfcc_ext[1234]): Disable for IEEE mode.
6681 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
6683 * gimplify.c (prepare_gimple_addressable): New static function.
6684 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
6686 (gimplify_addr_expr): Invoke it similarly on the operand instead of
6687 manually fiddling with it.
6689 2009-08-25 Michael Matz <matz@suse.de>
6691 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
6692 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
6694 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
6695 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
6696 (do_jump): Split out code for simple binary comparisons into ...
6697 (do_jump_1): ... this, taking the individual operands and code.
6698 Change callers to helper function above accordingly.
6699 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
6702 2009-08-25 Michael Matz <matz@suse.de>
6704 * expr.h (struct separate_ops, sepops): New type for passing
6705 around an exploded simple expression.
6706 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
6707 Use this structure instead of expression tree.
6708 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
6709 expression, only its type.
6710 (expand_vec_cond_expr): Take type and individual operands instead
6712 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
6713 expand_vec_shift_expr): Change prototype accordingly.
6714 * tree-vect-stmts.c (vectorizable_condition): Change call of
6715 expand_vec_cond_expr_p to pass only type.
6716 * expr.c (do_store_flags): Change prototype and implementation
6717 to take an exploded expression.
6718 (expand_expr_real_1): New local ops initialized with details
6719 of the full expression. Use it instead of full
6720 expression in calls to do_store_flags, expand_vec_cond_expr,
6721 expand_widen_pattern_expr and expand_vec_shift_expr.
6723 2009-08-25 Michael Matz <matz@suse.de>
6725 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
6726 treeop2 initialized with first three operands of the full expression.
6727 Substitute all TREE_OPERAND (exp, [012]) calls with them.
6729 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
6731 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
6732 (__gthread_objc_condition_allocate): Mark arguments as unused.
6733 (__gthread_objc_condition_deallocate): Likewise.
6734 (__gthread_objc_condition_wait): Likewise.
6735 (__gthread_objc_condition_broadcast): Likewise.
6736 (__gthread_objc_condition_signal): Likewise.
6737 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
6738 (__gthread_objc_thread_id): Likewise.
6740 2009-08-25 Janus Weil <janus@gcc.gnu.org>
6743 * tree-pretty-print.c (print_call_name): Print the correct call name
6744 for procedure pointer components.
6746 2009-08-24 Steve Ellcey <sje@cup.hp.com>
6748 * config/ia64/ia64.c (ia64_promote_function_mode): Call
6749 default_promote_function_mode when not VMS.
6751 2009-08-24 Olivier Hainque <hainque@adacore.com>
6753 * convert.c (convert_to_integer): Don't assume an input pointer is
6754 POINTER_SIZE wide. Fetch from the type instead.
6756 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6758 * configure.ac (AC_PREREQ): Bump to 2.64.
6760 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
6762 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
6763 (process_command): Don't search standard_exec_prefix_1 and
6764 standard_exec_prefix_2.
6766 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6768 * config/arm/arm.c (output_return_instruction): Handle for
6771 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6773 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
6775 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6777 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
6778 (*arm_movdf_vfp): Likewise.
6780 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6782 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
6783 (vashr<mode>3): Rename from ashr<mode>3.
6784 (vlshr<mode>3): Rename from lshr<mode>3.
6786 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
6789 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
6790 (check_format_info_main): Use scalar_identify_flag.
6791 (check_format_types): Check for scalar size identity if
6792 scalar_identify_flag is set.
6793 (printf_length_specs): Extend by new field.
6794 (asm_fprintf_length_specs): Likewise.
6795 (gcc_diag_length_specs): Likewise.
6796 (scanf_length_specs): Likewise.
6797 (strfmon_length_specs): Likewise.
6798 (gcc_gfc_length_specs): Likewise.
6799 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
6800 (ms_printf_flag_specs): Likewise.
6801 * c-format.h (format_length_info): Add new member scalar_identity_flag.
6803 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
6806 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
6807 (*call_value_pop_1): Ditto.
6808 (*sibcall_pop_1): New insn pattern.
6809 (*sibcall_value_pop_1): Ditto.
6811 2009-08-23 Alan Modra <amodra@bigpond.net.au>
6814 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
6817 2009-08-23 Alan Modra <amodra@bigpond.net.au>
6820 * fwprop.c (try_fwprop_subst): Allow multiple sets.
6821 (get_reg_use_in): New function.
6822 (forward_propagate_subreg): Propagate through subreg of zero_extend
6825 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
6827 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
6828 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
6830 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6832 * configure.ac: Remove --with-datarootdir, --with-docdir,
6833 --with-htmldir switches. No need to call AC_SUBST for
6834 datarootdir, docdir, htmldir any more.
6835 * configure: Regenerate.
6836 * doc/install.texi (Configuration): Document --datarootdir,
6837 --docdir, --htmldir, --pdfdir; update documentation for
6838 --infodir, --mandir.
6839 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
6842 * aclocal.m4: Regenerate.
6843 * config.in: Regenerate.
6844 * configure: Regenerate.
6846 2009-08-21 Douglas B Rupp <rupp@gnat.com>
6847 Olivier Hainque <hainque@adacore.com>
6849 * config/ia64/ia64.c: Include libfuncs.h.
6850 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
6851 (ia64_expand_call): Use reg 25 on VMS.
6852 (ia64_initialize_trampoline): Fix for VMS ABI.
6853 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
6854 (ia64_function_arg): Initialize reg 25 on VMS.
6855 Fix OpenVMS ABI issues for varargs.
6856 For OpenVMS, emit the Argument Information register set in the
6857 incoming/sibcall case as well.
6858 (ia64_arg_type): New function.
6859 (ia64_function_arg_advance): Keep track of cum->words.
6860 Fix OpenVMS ABI issues for varargs.
6861 (ia64_function_value): On VMS, promote mode of non-aggregate types.
6862 (ia64_override_options): Set flag_no_common on VMS.
6863 (ia64_init_builtins): Disable FWRITE builtin.
6864 (ia64_asm_output_external): Call DO_CRTL_NAMES.
6865 (ia64_vms_init_libfuncs): Add decc$ routines.
6866 (ia64_vms_valid_pointer_mode): New function.
6867 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
6868 (ia64_promote_function_mode): New function
6869 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
6870 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
6871 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
6872 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
6873 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
6874 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
6875 Suppress trailing '#' if VALUE is numeric.
6876 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
6877 ia64_promote_function_mode.
6878 (TARGET_VALID_POINTER_MODE): Define.
6880 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
6883 * config/rs6000/rs6000.c (rs6000_override_options): Use
6884 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
6887 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
6888 reporting of vector + decimal/boolean/complex error.
6890 2009-08-21 Jakub Jelinek <jakub@redhat.com>
6892 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
6893 __vector double TYPE_DECL.
6895 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
6897 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
6898 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
6899 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
6900 to pointer to enum machine_mode. Update all callers as needed.
6902 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
6904 * config/alpha/alpha.md (exception_receiver): Emit alternative
6905 GP load sequence if flag_reorder_blocks_and_partition is set.
6906 (*exception_receiver_2): Also enable when
6907 flag_reorder_blocks_and_partition is set.
6909 2009-08-20 Matt Rice <ratmice@gmail.com>
6910 Diego Novillo <dnovillo@google.com>
6912 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
6915 2009-08-20 Richard Guenther <rguenther@suse.de>
6917 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
6918 * c-tree.h (c_dup_lang_specific_decl): Remove.
6919 (struct lang_decl, struct lang_type): Move definitions ...
6920 * c-lang.h: ... here. New file.
6921 * c-decl.c: Include c-lang.h.
6922 (c_dup_lang_specific_decl): Remove.
6923 * c-typeck.c: Include c-lang.h.
6924 * Makefile.in (c-decl.o): Add c-lang.h dependency.
6925 (c-typeck.o): Likewise.
6926 * c-config-lang.in (gtfiles): Add c-lang.h.
6927 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
6930 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
6932 * config/alpha/alpha.c (alpha_end_function): Do not clear
6933 crtl->emit structure and free insn locators if cfun->is_thunk is true,
6934 this is now handled in generic code.
6936 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
6938 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
6939 (s390_z10_fix_long_loop_prediction): New function.
6940 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
6941 (s390_reorg): Walk over the INSNs and invoke
6942 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
6944 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
6946 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
6947 "*brx_64bit", "*brx_31bit"): New patterns.
6948 * config/s390/s390.c ('E'): New output modifier.
6950 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6951 Richard Earnshaw <richard.earnshaw@arm.com>
6953 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
6954 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
6956 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6958 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
6960 * pa.c (emit_move_sequence): Check if address of operand1 is valid
6961 for mode mode of operand0 when doing secondary reload for SAR.
6963 2009-08-19 Jakub Jelinek <jakub@redhat.com>
6966 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
6967 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
6969 2009-08-19 Jason Merrill <jason@redhat.com>
6971 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
6972 supported template depth in C++0x.
6974 2009-08-19 Jakub Jelinek <jakub@redhat.com>
6976 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
6977 free_after_compilation.
6978 * config/score/score7.c (score7_output_mi_thunk): Likewise.
6979 * config/score/score3.c (score3_output_mi_thunk): Likewise.
6980 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
6981 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
6982 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
6983 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
6984 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
6986 2009-08-19 Ian Lance Taylor <iant@google.com>
6988 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
6989 of (plus (mult (neg B) C) A).
6991 2009-08-18 Michael Matz <matz@suse.de>
6993 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
6994 instead of comparing TYPE_MAIN_VARIANT for equality.
6995 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
6996 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
6997 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
6998 * gimplify.c (goa_lhs_expr_p): Ditto and use
6999 STRIP_USELESS_TYPE_CONVERSION.
7001 2009-08-18 Michael Matz <matz@suse.de>
7003 * tree-ssa-structalias.c (create_variable_info_for): Also mark
7004 first field in a struct.
7005 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
7007 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
7009 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
7010 locators before emit_insn is called. Remove assert that
7012 (alpha_end_function): Clear crtl->emit structure and free insn
7013 locators if cfun->is_thunk is true.
7015 2009-08-18 Jason Merrill <jason@redhat.com>
7017 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
7019 * configure.ac: Test for it.
7020 * configure, config.in: Regenerate.
7021 * doc/install.texi: Document --enable-gnu-unique-object.
7023 2009-08-18 Richard Guenther <rguenther@suse.de>
7026 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
7027 pow(x,y*z) only if x is nonnegative.
7029 2009-08-18 Jakub Jelinek <jakub@redhat.com>
7031 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
7035 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
7036 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
7038 2009-08-17 DJ Delorie <dj@redhat.com>
7040 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
7041 * config/m32c/prologue.md (epilogue_freit): New.
7043 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
7044 (bank_switch_p): Likewise.
7045 (fast_interrupt_p): Likewise.
7046 (interrupt_p): Likewise.
7047 (m32c_conditional_register_usage): Round memregs size up.
7048 (need_to_save): We only need to save $a0 when we use ENTER.
7049 (interrupt_p): Check for fast_interrupt too.
7050 (bank_switch_p): New.
7051 (fast_interrupt_p): New.
7052 (m32c_attribute_table): Add bank_switch and fast_interrupt.
7053 (m32c_emit_prolog): Support bank switching and fast interrupts.
7054 * doc/extend.texi (Function Attributes): Add bank_switch and
7057 2009-08-17 Douglas B Rupp <rupp@gnat.com>
7059 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
7060 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
7062 2009-08-16 Douglas B Rupp <rupp@gnat.com>
7064 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
7065 (menu): Add IA-64/VMS Options.
7066 (IA-64/VMS Options): Likewise.
7068 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7071 * config/mips/mips.md (*lwxs): Use :P for pointer values.
7073 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7075 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
7076 (mips_pop_asm_switch): Likewise.
7077 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
7079 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7080 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
7081 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
7082 (mips_print_operand_punctuation): Use them. Check mips_noreorder
7083 instead of set_noreorder.
7084 (mips_output_function_prologue): Use the new functions.
7085 (mips_output_function_epilogue): Likewise.
7086 (mips_need_noat_wrapper_p): New function, split out from...
7087 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
7088 Use mips_push_asm_switch and mips_pop_asm_switch.
7089 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
7090 and mips_pop_asm_switch.
7091 (ASM_OUTPUT_REG_POP): Likewise.
7092 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
7093 Use mips_pop_asm_switch.
7094 (mips_asm_switch): New structure.
7095 (set_noreorder, set_nomacro): Replace with...
7096 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7097 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
7098 instead of set_nomacro.
7099 (fix_truncsfsi2_macro): Likewise.
7100 (cprestore): Likewise.
7101 (hazard): Use mips_noreorder instead of set_noreorder.
7102 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
7104 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
7106 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
7107 from prev_active_insn.
7109 2009-08-16 Anatoly Sokolov <aesok@post.ru>
7111 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
7112 * config/avr/avr.c (avr_override_options): Initialize
7113 avr_current_arch variable.
7114 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
7115 __AVR_HAVE_16BIT_SP__ according to the device type.
7116 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
7118 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
7119 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
7121 2009-08-16 Dodji Seketeli <dodji@redhat.com>
7124 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
7125 generating inlined subroutine die only. We shouldn't be
7126 called for anything else.
7127 (gen_block_die): Don't generate inline subroutine debug info for
7130 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7132 * graphite-poly.c (print_pbb): Print PBB index.
7134 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7137 * graphite-interchange.c (ppl_max_for_le): Moved...
7138 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
7139 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
7140 ppl_Pointset_Powerset_C_Polyhedron_maximize.
7141 * graphite-ppl.h (ppl_max_for_le): Declared.
7143 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
7145 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
7146 supported on all platforms.
7147 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
7148 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
7149 * c-pragma.c: Likewise.
7150 * target-def.h (TARGET_INITIALIZER): Remove
7151 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7152 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7154 2009-08-14 Douglas B Rupp <rupp@gnat.com>
7156 * config/ia64/fde-vms.c: New file.
7157 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
7158 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
7159 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
7160 (uw_frame_state_for): Only register a personality routine if it is
7161 known to be compatible with our expectations.
7162 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
7163 Declare unw_table_entry stack variable and
7164 mod all calls to _Unwind_FindTableEntry to add arg.
7165 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
7166 (_Unwind_FindTableEntry): Add arg to prototype.
7168 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
7170 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
7171 field 'signal_pfs_loc'.
7172 (uw_frame_state_for): Remove duplicate code dealing with leaf
7173 procedures without unwind info.
7174 If in the frame after unwinding through a signal handler, restore
7175 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
7176 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
7177 'pfs_loc' to the AR.PFS location in the signal context; instead
7178 set 'signal_pfs_loc'.
7179 Manually generate the unwind info for the AR.PFS register.
7180 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
7181 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
7182 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
7183 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
7184 instead set 'signal_pfs_loc'.
7185 Remove code preventing the AR.PFS register from being restored
7186 from the signal context.
7188 2009-08-14 Douglas B Rupp <rupp@gnat.com>
7189 Tristan Gingold <gingold@adacore.com>
7191 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
7192 * config/ia64/t-vms: New file.
7193 * config/ia64/vms64.h: New file.
7194 * config/ia64/vms.h: New file.
7195 * config/ia64/vms-crtinit.asm: New file.
7196 * config/ia64/vms_symvec_libgcc_s.opt: New file.
7197 * config/ia64/vms-unwind.h: New file.
7199 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
7201 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
7204 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7207 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
7209 * real.h (do_mpc_arg2): ... here.
7210 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
7213 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
7215 * final.c (add_debug_prefix_map): Don't use GC memory for
7216 old_prefix and new_prefix.
7218 2009-08-14 Richard Guenther <rguenther@suse.de>
7220 * ipa-prop.c (compute_complex_pass_through): If we cannot
7221 compute a non-varying offset for IPA_JF_ANCESTOR punt.
7223 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7225 * c-lex.c (c_lex_with_flags): Increase size of local variable
7226 to avoid memory clobber.
7228 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
7231 * config/i386/i386.c (ix86_fp_comparison_strategy):
7232 Only enable/disable sahf at function granularity.
7234 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
7236 PR rtl-optimization/41064
7237 * reload1.c (reload_as_needed): Don't call extract_insn
7238 for known invalid replacements after calling
7239 validate_replace_rtx_group and verify_changes.
7241 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
7244 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
7245 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
7246 ix86_expand_fp_vcond.
7247 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
7248 Assert that operation is supported by ix86_expand_int_vcond.
7249 (vcondu<SSEMODE124C8:mode>): Ditto.
7251 2009-08-13 DJ Delorie <dj@redhat.com>
7253 * config/i386/djgpp-stdint.h: New.
7254 * config.gcc (djgpp): Use it.
7256 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
7258 * config/sh/sh.c (sh_override_options): When flag_exceptions or
7259 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
7261 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
7263 * tree-ssa-loop-prefetch.c
7264 (prune_ref_by_group_reuse): Enhance probabilistic analysis
7265 for long-stride pruning.
7266 (compute_miss_rate): New function to compute the probability
7267 that two memory references access different cache lines.
7269 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
7271 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
7273 2009-08-13 Richard Guenther <rguenther@suse.de>
7276 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
7277 use the constant pointer type.
7278 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
7279 of CV qualifiers on the target pointer type.
7280 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
7281 conversion check before restrict check.
7283 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7286 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
7288 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7290 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
7292 2009-08-12 Richard Guenther <rguenther@suse.de>
7294 PR tree-optimization/41011
7295 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
7296 and reference constructing.
7298 2009-08-12 Xinliang David Li <davidxl@google.com>
7300 PR tree-optimization/41012
7301 * tree-flow.h : New external interface.
7302 * gimple-low.c (check_call_arg): Change to public function.
7303 Remove argument mismatch check in lowering.
7304 * tree-inline.h (tree_can_inline_p): Interface change.
7305 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
7307 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
7308 Call change to tree_can_inline_p function.
7309 (cgraph_decide_inlining_incrementally): Ditto.
7311 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
7313 PR tree-optimization/41031
7314 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
7315 on the partition variable rather than promote_mode on the source
7316 type. Assert that the partition variable's type has the same
7317 mode as the source value's.
7319 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
7321 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
7322 for for_return == 2.
7323 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
7325 * calls.c (expand_call): Fix typo.
7326 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
7328 * stmt.c (expand_value_return): Use promote_function_mode to copy out
7330 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
7331 * config/cris/cris.c (cris_promote_function_mode): Likewise.
7332 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
7333 * config/pa/pa.c (pa_promote_function_mode): Likewise.
7335 2009-08-12 Andrew Haley <aph@redhat.com>
7337 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
7339 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7342 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
7344 2009-08-12 Richard Guenther <rguenther@suse.de>
7346 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
7347 * gimplify.c (gimplify_modify_expr): Do not use
7348 lang_hooks.types_compatible_p.
7349 * tree-ssa.c (useless_type_conversion_p): For aggregates
7350 just return false if the canonical types differ.
7352 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7355 * sese.c (convert_for_phi_arg): New.
7356 (add_guard_exit_phis): Use convert_for_phi_arg.
7358 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7360 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
7361 unknown subscript upper bounds.
7363 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7364 Pranav Garg <pranav.garg2107@gmail.com>
7366 * graphite-interchange.c (gather_access_strides): Removed.
7367 (ppl_max_for_le): New.
7368 (build_linearized_memory_access): New.
7369 (memory_stride_in_loop): New.
7370 (pbb_interchange_profitable_p): Reimplemented.
7371 * graphite-ppl.h (ppl_new_id_map): New.
7372 (ppl_interchange): New.
7374 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7376 * graphite-interchange.c (compute_subscript): Removed.
7377 (compute_array_size_cstr): Removed.
7378 (compute_array_size_poly): Removed.
7379 (compute_array_size): Removed.
7380 (gather_access_strides_poly): Removed.
7381 (gather_access_strides): Empty.
7383 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7385 * graphite-dependences.c (dependence_polyhedron_1): Replace
7386 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
7387 (graphite_legal_transform_dr): Same.
7388 (graphite_carried_dependence_level_k): Same.
7389 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
7390 Initialize PDR_NB_SUBSCRIPTS.
7391 (print_pdr_access_layout): Replace pdr_nb_subscripts with
7393 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
7394 (PDR_NB_SUBSCRIPTS): New.
7395 (pdr_nb_subscripts): Removed.
7396 (pdr_dim): Simplified.
7397 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
7398 with PDR_NB_SUBSCRIPTS.
7400 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7402 * graphite-interchange.c (compute_array_size): Remove use of
7404 * graphite-poly.c (new_poly_dr): Remove argument data_container.
7405 Do not initialize PDR_DATA_CONTAINER.
7406 (print_pdr): Do not print PDR_DATA_CONTAINER.
7407 * graphite-poly.h (struct poly_dr): Remove data_container field.
7408 (PDR_DATA_CONTAINER): Removed.
7409 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
7411 (build_poly_dr): Same.
7413 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
7414 Sebastian Pop <sebastian.pop@amd.com>
7416 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
7417 copy of the dependence polyhedron. Free the temporary objects.
7418 (graphite_carried_dependence_level_k): Free unused objects before
7421 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7423 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
7424 Early return without analyzing the data dependences if no
7425 transform has been done. Call restore_scattering if the transform
7427 (graphite-interchange.c): Same.
7428 * graphite-poly.c (print_scattering_function): Test for
7430 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
7431 (apply_poly_transforms): Do not gcc_assert that
7432 the transform is legal.
7433 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
7434 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
7435 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
7436 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
7437 * graphite-poly.h (struct poly_scattering): New.
7438 (struct poly_bb): Add original, transformed, and saved fields.
7439 Remove transformed_scattering, original_scattering,
7440 nb_local_variables and nb_scattering_transform fields.
7441 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
7442 (poly_scattering_new): New.
7443 (poly_scattering_free): New.
7444 (poly_scattering_copy): New.
7445 (store_scattering_pbb): New.
7446 (store_scattering): New.
7447 (restore_scattering_pbb): New.
7448 (restore_scattering): New.
7449 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
7450 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
7452 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7454 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
7457 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7459 * Makefile.in (graphite.o): Depends on PREDICT_H.
7460 * graphite.c: Include predict.h.
7461 (graphite_finalize): Call tree_estimate_probability.
7462 * predict.c (predict_loops): Do not call scev_initialize and
7464 (tree_estimate_probability_bb): New.
7465 (tree_estimate_probability): Do not initialize loops: move that
7466 code to the driver. Call tree_estimate_probability_bb.
7467 (tree_estimate_probability_driver): New.
7468 (pass_profile): Use tree_estimate_probability_driver.
7469 * predict.h (tree_estimate_probability): Declared.
7471 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7473 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
7474 * graphite-dependences.c (graphite_legal_transform): Add time to
7475 TV_GRAPHITE_DATA_DEPS.
7476 (dependency_between_pbbs_p): Same.
7477 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
7479 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
7481 PR rtl-optimization/41033
7482 * alias.c (nonoverlapping_component_refs_p): Punt when strict
7483 aliasing is disabled.
7485 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
7487 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
7488 si_mask_operand, and_load_operand, low_bitmask_operand,
7489 and_reg_operand, and_operand): New predicates.
7490 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
7491 * config/mips/mips.c (and_operands_ok): New function.
7492 * config/mips/mips-protos.h (and_operands_ok): Declare it.
7493 * config/mips/mips.md (move_type): Add ext_ins and logical.
7494 (type): Handle them.
7495 (and<mode>3): Use and_reg_operand as the second operand's predicate.
7496 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
7497 shift_shift. Remove commutative constraint modifier.
7498 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
7500 (*clear_upper32_dext): Remove define_insn_and_split.
7501 (*clear_upper32): Turn this define_insn_and_split ...
7502 (splitter for ANDing register with 0xffff_ffff): .. into this.
7504 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
7506 * combine.c (try_widen_shift_mode): Factor out code to check if an
7507 integer constant is a low-order bitmask from here ...
7508 * rtlanal.c (low_bitmask_len): ... to here.
7509 * rtl.h (low_bitmask_len): Declare.
7511 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
7514 * config/alpha/alpha.md (addsi3): Remove expander.
7515 (addsi3): Rename from *addsi3_internal insn pattern.
7516 (subsi3): Remove expander.
7517 (subsi3): Rename from *subsi3_internal insn pattern.
7519 2009-08-11 Douglas B Rupp <rupp@gnat.com>
7521 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
7524 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
7525 Eric Botcazou <botcazou@adacore.com>
7526 Douglas B Rupp <rupp@gnat.com>
7528 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
7529 that records that fit in 64 bits are returned by immediate value,
7530 as required by OpenVMS Calling Standard.
7531 (function_value): Adjust for above modification.
7532 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
7533 virtual_incoming_args_rtx as base object, not next_arg.
7534 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
7536 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7538 * reload.c (find_reloads_subreg_address): Check the original
7539 req_equiv_mem address to detect the case where an address is
7540 not valid in the outer mode.
7542 2009-08-11 Richard Guenther <rguenther@suse.de>
7545 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
7547 2009-08-10 Douglas B Rupp <rupp@gnat.com>
7549 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
7550 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
7552 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
7553 Douglas B Rupp <rupp@gnat.com>
7555 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
7556 PT_STACK when frame_pointer_needed on OpenVMS.
7557 (alpha_pv_save_size, alpha_using_fp): Remove.
7558 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
7559 with proper processing for PT_NULL.
7560 (alpha_vms_initial_elimination_offset): New function. Support for
7561 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
7562 (alpha_sa_size): Force procedure type to PT_STACK when
7563 frame_pointer_needed on OpenVMS.
7564 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
7565 (alpha_using_fp): Likewise.
7566 (alpha_vms_can_eliminate): Add prototype.
7567 (alpha_vms_initial_elimination_offset): Likewise.
7568 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
7569 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
7571 2009-08-10 Eric Botcazou <botcazou@adacore.com>
7572 Douglas B Rupp <rupp@gnat.com>
7574 * config/alpha/alpha.c (common_object_handler): New function.
7575 (vms_attribute_table): Declare a single attribute "common_object".
7576 (vms_output_aligned_decl_common): New global function.
7577 (SECTION_VMS_OVERLAY): Delete.
7578 (SECTION_VMS_GLOBAL): Likewise.
7579 (SECTION_VMS_INITIALIZE): Likewise.
7580 (vms_asm_named_section): Remove support for above flags.
7581 (vms_section_type_flags): Delete.
7582 (TARGET_SECTION_TYPE_FLAGS): Likewise.
7583 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
7584 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
7585 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
7587 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
7590 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
7591 (sub_ddmmss): Likewise.
7593 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
7596 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
7599 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7602 * reload1.c (reload_as_needed): Use cancel_changes to completely
7603 undo a failed replacement attempt.
7605 2009-08-10 Richard Guenther <rguenther@suse.de>
7608 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
7609 (useless_type_conversion_p): ... here. Require pointer targets
7612 2009-08-10 Dodji Seketeli <dodji@redhat.com>
7615 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
7616 loose the original type of the statement list.
7618 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7620 * config/alpha/alpha.c: Include libfuncs.h
7621 (avms_asm_output_extern): New function.
7622 (alpha_init_libfuncs): Init some decc libfuncs.
7623 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
7624 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
7625 (DO_CRTL_NAMES): Define.
7627 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
7628 (LONG_TYPE_SIZE): Define.
7629 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
7630 (SUBTARGET_SWITCHES): Define malloc64 switch.
7631 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
7632 (MASK_RETURN_ADDR): Define.
7633 doc/invoke.texi (mmalloc64): Document switch.
7635 2009-08-09 Olivier Hainque <hainque@adacore.com>
7636 Douglas B Rupp <rupp@gnat.com>
7638 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
7639 uses_condition_handler.
7640 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
7641 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
7642 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
7643 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
7644 (code_for_builtin): New insn codes for the new alpha_builtins.
7645 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
7646 (alpha_sa_size): Account for uses_condition_handler.
7647 (alpha_expand_prologue): Likewise.
7648 (alpha_start_function): Likewise.
7649 (alpha_expand_epilogue): Likewise.
7650 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
7651 establish/revert expanders.
7652 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
7653 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
7654 New expander, resorting to the alpha.c associated function.
7655 (builtin_revert_vms_condition_handler): Likewise.
7656 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
7657 __gcc_shell_handler, the static VMS condition handler used as
7658 an indirection wrapper to the current dynamically established
7660 * config/alpha/vms-unwind.h: Complete rewrite.
7661 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
7662 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
7664 2009-08-09 Eric Botcazou <botcazou@adacore.com>
7665 Douglas B Rupp <rupp@gnat.com>
7667 * config/alpha/alpha.c (alpha_links): Add 'target' field.
7668 (alpha_need_linkage): Handle aliases. Return function symbol.
7669 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
7670 Use ultimate alias target for the linkage name.
7671 * config/alpha/alpha.md (movmemdi): Use the symbol returned
7672 by alpha_need_linkage for the function symbol.
7673 (setmemdi): Likewise.
7675 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7677 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
7678 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
7679 (ASM_WEAKEN_LABEL): Define.
7680 (CRT_CALL_STATIC_FUNCTION): Define.
7681 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
7682 (ENDFILE_SPEC): Define.
7683 (INIT_SECTION_ASM_OP): Define.
7684 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
7685 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
7687 (MULTILIB_OSDIRNAMES): Define.
7688 (shlib_version): Define.
7689 (SHLIB_EXT): Define.
7690 (SHLIB_OBJS): Define.
7691 (SHLIB_NAME): Define.
7692 (SHLIB_MULTILIB): Define.
7693 (SHLIB_INSTALL): Define.
7694 (SHLIB_SYMVEC): Define.
7695 (SHLIB_SYMVECX2): Define.
7696 (SHLIB_LINK): Define.
7698 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7700 * config/alpha/alpha.c (alpha_initialize_trampoline):
7701 Initialize VMS trampoline IAW ABI for bounded procedure calls.
7702 (alpha_start_function): Emit transfer address on nested functions
7703 for VMS trampoline call.
7704 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
7705 since no longer used.
7706 * config/alpha/vms-tramp.asm: Remove.
7707 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
7708 since now only data initialized at runtime.
7710 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7712 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
7713 (LINK_GCC_C_SEQUENCE_SPEC): Define.
7714 (MD_EXEC_PREFIX): Remove, no longer used.
7715 (MD_STARTFILE_PREFIX): Likewise.
7716 (INCLUDE_DEFAULTS): Likewise.
7717 * config/alpha/t-vms:
7718 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
7720 2009-08-09 Richard Guenther <rguenther@suse.de>
7722 PR tree-optimization/41016
7723 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
7724 (operand_precision): Remove.
7725 (integral_operand_p): Likewise.
7726 (recognize_single_bit_test): Adjust.
7728 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
7730 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
7731 operation overflows. Likewise non-cast unary arithmetic.
7732 If one arm of a conditional expression is always taken,
7733 inhibit evaluation warnings for the other arm. Likewise inhibit
7734 evaluation warnings for the second && or || operand if the first
7735 operand is enough to determine the result.
7736 * c-typeck.c (build_conditional_expr): Apply the same inhibition
7738 (build_binary_op): Prevent duplicate evaluation warnings.
7740 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
7742 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
7743 and destination have different modes, Use promote_mode to
7744 determine the signedness of the conversion. Assert that the
7745 promoted source mode matches the destination mode. Don't pass
7746 the destination and destination mode to expand_expr if the source
7747 mode is different. Simplify conversion logic.
7749 2009-08-09 Ira Rosen <irar@il.ibm.com>
7751 PR tree-optimization/41008
7752 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
7753 from condition only in case it's a comparison. Adjust checks.
7755 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
7757 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
7758 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
7759 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
7760 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
7761 (dump_cand): Handle them.
7762 (struct iv_cand): New members COST_STEP and AINC_USE.
7763 (stmt_after_increment): Likewise.
7764 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
7765 callers changed. Use gimple_uid comparison instead of scanning.
7766 (add_candidate_1): When looking for identical candidates, take
7767 AINC_USE into account. Set it for new candidates.
7768 (force_expr_to_var_cost): Cast target_spill_cost to int.
7769 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
7770 All callers changed. Check for availability of autoinc addressing
7771 modes, both in general for a given mode, and in the specific use case.
7772 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
7774 (get_computation_cost): Likewise.
7775 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
7776 add_autoinc_candidates): New static functions.
7777 (add_candidate): Call add_autoinc_candidates for candidates based on
7779 (find_iv_candidates): Call set_autoinc_for_original_candidates.
7780 (determine_use_iv_cost_address): If we have an autoinc candidate at
7781 the matching use, verify autoinc is possible and subtract the cost
7782 of the candidate's step from the cost.
7783 (determine_iv_cost): Record the cost of the increment in the COST_STEP
7784 member of the candidate.
7785 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
7786 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
7788 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7790 * config.build (ia64-hp-*vms*): New target.
7791 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
7793 * config.gcc (ia64-hp-*vms*): New target.
7794 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
7796 * config.host (ia64-hp-*vms*): New target.
7797 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
7800 2009-08-08 Richard Guenther <rguenther@suse.de>
7802 PR tree-optimization/40991
7803 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
7805 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
7807 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
7808 mode check. Do truncations in an integer mode.
7809 (force_to_mode): Handle subregs for all mode types. Only do
7810 arithmetic simplifications on integer modes.
7812 2009-08-07 Richard Guenther <rguenther@suse.de>
7814 PR tree-optimization/40999
7815 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
7816 (maybe_fold_reference): Lookup constant initializers.
7817 (fold_gimple_assign): Likewise.
7819 2009-08-07 Richard Guenther <rguenther@suse.de>
7821 * tree-ssa.c (useless_type_conversion_p_1): Only for types
7822 that require structural equality defer to the langhook.
7824 2009-08-07 Martin Jambor <mjambor@suse.cz>
7826 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
7828 (struct ipa_pass_through_data): New type.
7829 (struct ipa_ancestor_jf_data): New type.
7830 (union jump_func_value): Removed field formal_id, added fields
7831 pass_through and ancestor.
7832 (struct ipa_param_call_note): Changed type of formal_id to int from
7834 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
7835 operations jump functions and ancestor jump functions.
7836 (compute_complex_pass_through): New function.
7837 (compute_scalar_jump_functions): Call compute_complex_pass_through,
7838 reflect changes in the jump function strucutre.
7839 (update_jump_functions_after_inlining): Ignore complex pass-through
7840 and ancestor jump functions.
7841 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
7842 polynomial pass-through with operation jump functions.
7844 2009-08-07 Jakub Jelinek <jakub@redhat.com>
7846 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
7847 fde->dw_fde_begin as begin label instead of hot/cold label.
7848 Use LLSDAC label instead of LLSDA for second section lsda.
7849 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
7850 label instead of LLSDA if it is true.
7851 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
7853 * except.c (add_call_site, dw2_size_of_call_site_table): Add
7854 SECTION argument. Use it as index into crtl->eh.call_site_record
7856 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
7857 use it to determine how to print table entries instead of using
7858 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
7859 label instead of normal begin label as base.
7860 (sjlj_assign_call_site_values): Adjust add_call_site caller.
7861 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
7862 ensure no EH range spans between sections and that landing pads
7863 are always in the corresponding section.
7864 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
7865 for crtl->eh.call_site_record being an array rather than scalar.
7866 (output_one_function_exception_table): New function, copied
7867 from output_function_exception_table. Adjust
7868 dw2_size_of_call_site_table, dw2_output_call_site_table
7869 callers. For SECOND section use *C suffixed labels.
7870 (output_function_exception_table): Call
7871 output_one_function_exception_table and, when doing hot/cold
7872 partitioning, also another time for the second section.
7873 * opts.c: Include except.h.
7874 (decode_options): Allow -freorder-blocks-and-partition with
7875 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
7876 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
7877 * function.h (struct rtl_eh): Change call_site_record from
7878 scalar into array of 2 elements.
7880 2009-08-07 Martin Jambor <mjambor@suse.cz>
7882 * ipa-prop.c (count_formal_params_1): New function.
7883 (ipa_get_vector_of_formal_parms): New function.
7884 (get_vector_of_formal_parm_types): New function.
7885 (ipa_modify_formal_parameters): New function.
7886 (ipa_modify_call_arguments): New function.
7887 (index_in_adjustments_multiple_times_p): New function.
7888 (ipa_combine_adjustments): New function.
7889 (ipa_dump_param_adjustments): New function.
7890 * ipa-prop.h (struct ipa_parm_adjustment): New type.
7891 (ipa_get_vector_of_formal_parms): Declare.
7892 (ipa_modify_formal_parameters): Declare.
7893 (ipa_modify_call_arguments): Declare.
7894 (ipa_combine_adjustments): Declare.
7895 (ipa_dump_param_adjustments): Declare.
7896 (build_ref_for_offset): Declare.
7897 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
7898 * tree-sra.c: Include ipa-prop.c.
7899 (build_ref_for_offset): Make public.
7901 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
7903 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
7905 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
7907 * gcc/doc/extend.texi (__builtin_extract_return_address)
7908 (__builtin_frob_return_address): Document.
7910 2009-08-06 Paul Brook <paul@codesourcery.com>
7912 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
7913 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
7914 implementation on ARMv6-M.
7916 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
7918 * doc/extend.texi (pcs): Document new attribute for ARM.
7920 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
7922 * arm.c (pcs_attribute_args): Comment out unsupported attribute
7925 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
7927 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
7930 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
7932 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
7934 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
7936 Merge ARM/hard_vfp_branch to trunk.
7938 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
7940 * arm.c (libcall_eq): New function.
7941 (libcall_hash): New function.
7942 (add_libcall): New function.
7943 (arm_libcall_uses_aapcs_base): New function.
7944 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
7945 libcalls using the base PCS.
7946 (arm_init_cumulative_args): Likewise.
7948 2009-07-20 Joseph Myers <joseph@codesourcery.com>
7950 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
7951 Use base ABI for conversion libfuncs between HFmode and SFmode.
7953 2009-05-12 Joseph Myers <joseph@codesourcery.com>
7955 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
7956 V4SImode as representatives of all 64-bit and 128-bit vector
7957 types. Allow vector types without vector modes.
7958 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
7959 without vector modes like BLKmode.
7960 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
7961 BLKmode. Avoid unsupported vector modes or TImode moves for
7963 (aapcs_vfp_allocate_return_reg): Likewise.
7964 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
7965 V8QImode if TARGET_NEON || TARGET_IWMMXT.
7967 2009-05-12 Joseph Myers <joseph@codesourcery.com>
7969 * config/arm/arm.c (arm_handle_pcs_attribute): New.
7970 (arm_get_pcs_model): Pass attribute arguments to
7971 arm_pcs_from_attribute.
7972 (arm_init_cumulative_args): Use base AAPCS for conversions from
7973 floating-point types to DImode.
7974 (arm_attribute_table): Add pcs attribute.
7975 (arm_handle_pcs_attribute): New.
7976 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
7977 conversions from floating-point types to DImode, also declare them
7978 to use base AAPCS and declare functions they call to use base
7979 AAPCS and their RTABI names.
7981 2009-05-12 Joseph Myers <joseph@codesourcery.com>
7983 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
7984 -mfloat-abi=hard not being supported for VFP.
7986 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
7988 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
7989 SYMBOL_REF to hard_libcall_value.
7991 2009-03-05 Joseph Myers <joseph@codesourcery.com>
7992 Richard Earnshaw <rearnsha@arm.com>
7994 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
7995 has been put on the stack, all remaining co-processory arguments for
7996 that co-processor also go on the stack.
7998 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8000 * config/arm/arm.c (arm_return_in_memory): Handle returning
8001 vectors of suitable size in registers also for AAPCS case.
8003 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
8005 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
8007 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
8009 ARM Hard-VFP calling convention
8010 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
8011 * target.h (gcc_target): Add libcall_value to table of call hooks.
8012 * targhooks.h (default_libcall_value): Default implementation.
8013 * targhooks.c (default_libcall_value): Likewise.
8014 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
8015 * optabs.c (expand_unop): Use it.
8016 * expr.h (hard_libcall_value): Pass the function RTX through.
8017 * calls.c (emit_library_call_value_1): Update call to
8019 * explow.c (hard_libcall_value): Use new target hook.
8020 * testsuite/lib/target-supports.exp
8021 (check_effective_target_arm_hard_vfp_ok): New hook.
8022 (check_effective_target_arm_neon_ok): Improve test for neon
8024 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
8025 * config/arm/arm.c: Include cgraph.h
8026 (TARGET_FUNCTION_VALUE): Override default hook.
8027 (arm_pcs_default): New variable.
8028 (arm_override_options): Don't fault hard calling convention with VFP.
8029 Add support for AAPCS variants.
8030 (arm_function_value): Make static. Handle AAPCS variants.
8031 (arm_libcall_value): New function.
8032 (arm_apply_result_size): Handle VFP registers in results.
8033 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
8035 (pcs_attribute_args): New variable.
8036 (arm_pcs_from_attribute): New function.
8037 (arm_get_pcs_model): New function.
8038 (aapcs_vfp_cum_init): New function.
8039 (aapcs_vfp_sub_candidate): New function.
8040 (aapcs_vfp_is_return_candidate): New function.
8041 (aapcs_vfp_is_call_candidate): New function.
8042 (aapcs_vfp_allocate): New function.
8043 (aapcs_vfp_allocate_return_reg): New function.
8044 (aapcs_vfp_advance): New function.
8045 (aapcs_cp_arg_layout): New variable.
8046 (aapcs_select_call_coproc): New function.
8047 (aapcs_select_return_coproc): New function.
8048 (aapcs_allocate_return_reg): New function.
8049 (aapcs_libcall_value): New function.
8050 (aapcs_layout_arg): New function.
8051 (arm_init_cumulative_args): Initialize AAPCS args data.
8052 (arm_function_arg): Handle AAPCS variants using new interface.
8053 (arm_arg_parital_bytes): Likewise.
8054 (arm_function_arg_advance): New function.
8055 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
8056 calling conventions.
8057 (arm_setup_incoming_varargs): Handle new AAPCS args data.
8058 * arm.h (NUM_VFP_ARG_REGS): Define.
8059 (LIBCALL_VALUE): Update.
8060 (FUNCTION_VALUE): Delete.
8061 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
8062 (arm_pcs): New enum.
8063 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
8064 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
8065 (FUNCTION_ARG_REGNO_P): Add VFP regs.
8066 * arm-protos.h (arm_function_arg_advance): Add.
8067 (aapcs_libcall_value): Add.
8068 (arm_function_value): Delete.
8070 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
8071 H.J. Lu <hongjiu.lu@intel.com>
8074 * config/i386/i386.c (standard_sse_mode_p): Remove.
8075 (standard_sse_constant_p): Return 2 for integer mode
8076 vector_all_ones_operand when SSE2 is enabled.
8077 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
8078 (ix86_expand_vector_move): Do not check for negative values from
8079 standard_sse_constant_p.
8081 2009-08-06 Richard Guenther <rguenther@suse.de>
8083 * tree-ssa.c (useless_type_conversion_p_1): Make function and
8084 array type comparisons frontend independent.
8085 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
8086 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
8087 out array reference lower bound and element size operands.
8088 (ao_ref_init_from_vn_reference): Properly compute the offset
8089 for ARRAY_RANGE_REF.
8090 (vn_reference_fold_indirect): Fill out array reference lower
8091 bound and element size operands.
8092 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
8093 a non gimple valued reference operand which can happen for
8094 array reference lower bound or element size.
8095 (create_component_ref_by_pieces_1): Properly generate the
8096 element size operand for array references.
8098 2009-08-06 Richard Guenther <rguenther@suse.de>
8100 PR tree-optimization/40964
8101 * tree.c (iterative_hash_host_wide_int): Export.
8102 * tree.h (iterative_hash_host_wide_int): Declare.
8103 * tree-ssa-structalias.c (heapvar_map): New struct.
8104 (heapvar_map_eq): New function.
8105 (heapvar_map_hash): Likewise.
8106 (heapvar_lookup): Adjust.
8107 (heapvar_insert): Likewise.
8108 (make_constraint_from_heapvar): Allow multiple heap variables
8109 per decl at different offsets.
8110 (init_alias_heapvars): Adjust.
8112 2009-08-04 David Daney <ddaney@caviumnetworks.com>
8114 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
8115 * mips_output_sync_loop (mips_output_sync_loop): Only emit
8116 trailing sync if TARGET_SYNC_AFTER_SC.
8118 2009-08-05 David Daney <ddaney@caviumnetworks.com>
8120 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
8121 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
8122 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
8123 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
8124 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
8125 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
8126 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
8127 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
8128 test_and_set_12): Rewrite calls to mips_output_sync_loop.
8129 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
8130 the prototype declaration match the definition.
8131 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
8132 instructions explicitly. Add barrier_before and operands
8134 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
8135 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
8136 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
8137 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
8138 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
8139 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
8141 2009-08-05 Andrew Pinski <pinskia@gmail.com>
8143 * tree-ssa-alias.c: Fix intervals to use [) syntax.
8145 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
8146 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
8149 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
8152 2009-08-05 Jakub Jelinek <jakub@redhat.com>
8154 PR rtl-optimization/40924
8155 * dse.c (canon_address): Before calling cselib_expand_value_rtx
8156 make sure canon_rtx (mem_address) isn't simpler than
8157 canon_rtx (expanded_mem_address).
8159 2009-08-05 Li Feng <nemokingdom@gmail.com>
8161 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
8163 (build_scop_drs): Build alias set for each SCoP.
8165 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
8167 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
8168 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
8169 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
8170 (MIPS_ARCH_FLOAT_SPEC): Likewise.
8171 (BASE_DRIVER_SELF_SPECS): Likewise.
8173 2009-08-04 Andrew Pinski <pinskia@gmail.com>
8175 * tree-ssa-alias.c: Fix some comment typos.
8177 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
8179 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
8180 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
8182 2009-08-03 Janis Johnson <janis187@us.ibm.com>
8185 * simplify-rtx.c (simplify_binary_operation_1): Disable
8186 simplifications for decimal float operations.
8188 2009-08-03 Jakub Jelinek <jakub@redhat.com>
8191 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
8192 operand of INDIRECT_REF.
8194 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
8196 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
8197 constants referencing TLS symbols.
8199 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
8201 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
8202 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
8204 2009-08-03 Richard Guenther <rguenther@suse.de>
8206 * tree.c (make_vector_type): Build a main variant first,
8207 get the canonical one and then build the variant.
8208 * tree-ssa.c (useless_type_conversion_p_1): Handle
8210 (useless_type_conversion_p): Conversions to pointers to
8211 incomplete record types are useless.
8213 2009-08-03 Richard Guenther <rguenther@suse.de>
8215 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
8216 file will be created.
8217 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
8218 * toplev.c (compile_file): Adjust comment.
8220 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
8222 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
8223 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
8224 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8225 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8226 (sh_promote_function_mode): Fix typo.
8228 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
8230 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
8232 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8234 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
8235 declaration arguments.
8237 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
8239 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
8240 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
8241 (ix86_split_ashl): Ditto.
8242 (ix86_expand_vector_init_one_nonzero): Ditto.
8243 (ix86_expand_vector_set): Ditto.
8244 (ix86_expand_reduc_v4sf): Ditto.
8246 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
8248 * explow.c (promote_function_mode): Remove assert.
8249 * config/sh/sh.c (sh_promote_function_mode): Declare.
8251 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8253 * config/pa/pa.c (pa_promote_function_mode): Declare.
8254 Change to static. Fix promote_mode call.
8256 * gthr-dce.h (CONST_CAST2): Define if not defined.
8257 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
8259 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
8261 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
8263 * expr.c (store_constructor): Use promote_decl_mode. Remove
8264 now write-only variable unsignedp.
8265 (expand_expr_real_1): Use promote_decl_mode.
8266 * expr.h (promote_function_mode, promote_decl_mode): New.
8267 (promote_mode): Remove last argument.
8268 * function.c (assign_temp): Drop last argument of promote_mode.
8269 (assign_parm_find_data_types): Use promote_function_mode.
8270 (assign_parm_setup_reg): Likewise.
8271 (expand_function_end): Use promote_function_mode.
8272 * calls.c (initialize_argument_information): Use promote_function_mode.
8273 (precompute_arguments): Use promote_mode instead of checking if
8274 only PROMOTE_FUNCTION_MODE is defined.
8275 (expand_call): When making sibcall decisions, use promote_function_mode.
8276 Below, remove an if for targetm.calls.promote_function_return and
8277 and use promote_function_mode.
8278 (emit_library_call_value_1): Use promote_function_mode, fix bug
8279 where promote_mode was passed FOR_CALL == 0 for a return value in an
8281 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
8282 * explow.c (promote_function_mode, promote_decl_mode): New.
8283 (promote_mode): Keep only the FOR_CALL == 0 case.
8284 * combine.c (setup_incoming_promotion): Remove test of
8285 promote_function_args. Use promote_function_mode.
8286 * stmt.c (expand_value_return): Use promote_decl_mode.
8287 (expand_decl): Use promote_decl_mode.
8289 * expr.c (store_constructor): Use promote_decl_mode. Remove
8290 now write-only variable unsignedp.
8291 (expand_expr_real_1): Use promote_decl_mode.
8292 * expr.h (promote_function_mode, promote_decl_mode): New.
8293 (promote_mode): Remove last argument.
8294 * function.c (assign_temp): Drop last argument of promote_mode.
8295 (assign_parm_find_data_types): Use promote_function_mode.
8296 (assign_parm_setup_reg): Likewise.
8297 (expand_function_end): Use promote_function_mode.
8298 * calls.c (initialize_argument_information): Use promote_function_mode.
8299 (precompute_arguments): Use promote_mode instead of checking if
8300 only PROMOTE_FUNCTION_MODE is defined.
8301 (expand_call): When making sibcall decisions, use promote_function_mode.
8302 Below, remove an if for targetm.calls.promote_function_return and
8303 and use promote_function_mode.
8304 (emit_library_call_value_1): Use promote_function_mode, fix bug
8305 where promote_mode was passed FOR_CALL == 0 for a return value in an
8307 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
8308 * explow.c (promote_function_mode, promote_decl_mode): New.
8309 (promote_mode): Keep only the FOR_CALL == 0 case.
8310 * combine.c (setup_incoming_promotion): Remove test of
8311 promote_function_args. Use promote_function_mode.
8312 * stmt.c (expand_value_return): Use promote_decl_mode.
8313 (expand_decl): Use promote_decl_mode.
8315 * explow.c (promote_function_mode): Just call the target hook.
8316 * targhooks.c (default_promote_function_mode,
8317 default_promote_function_mode_always_promote): New.
8318 * targhooks.h (default_promote_function_mode,
8319 default_promote_function_mode_always_promote): Declare.
8320 * target.h (promote_function_args, promote_function_return): Remove.
8321 (promote_function_mode): New.
8322 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
8323 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8324 (TARGET_PROMOTE_FUNCTION_MODE): New.
8325 (TARGET_CALLS): Adjust.
8326 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
8327 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
8329 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
8330 * config/s390/s390.c (s390_promote_function_mode): ... here,
8331 with pointer handling.
8332 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8333 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8335 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
8336 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
8337 with pointer handling.
8338 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8339 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8341 * config/sh/sh-protos.h (sh_promote_function_mode): New.
8342 * config/sh/sh.c (sh_promote_function_mode): New.
8343 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8344 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8346 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
8347 * config/cris/cris.c (cris_promote_function_mode): ... here.
8348 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8349 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8351 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
8352 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
8353 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8354 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8356 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
8357 * config/arm/arm.c (arm_promote_function_mode): ... here, without
8358 complex type handling.
8359 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8360 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8362 * config/pa/pa.c (pa_promote_function_mode): New.
8363 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8364 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8366 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
8367 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8368 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
8369 * config/xtensa/xtensa.c: Likewise.
8370 * config/stormy16/stormy16.c: Likewise.
8371 * config/iq2000/iq2000.c: Likewise.
8372 * config/rs6000/rs6000.c: Likewise.
8373 * config/picochip/picochip.c: Likewise.
8374 * config/arc/arc.c: Likewise.
8375 * config/mcore/mcore.c: Likewise.
8376 * config/score/score.c: Likewise.
8377 * config/mips/mips.c: Likewise.
8378 * config/bfin/bfin.c: Likewise.
8379 * config/ia64/ia64.c: Likewise (disabled though).
8381 * config/frv/frv.h: Remove pointless remark.
8383 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
8384 TARGET_PROMOTE_FUNCTION_ARGS,
8385 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
8386 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
8388 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
8390 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
8391 -floop-parallelize-all.
8392 * toplev.c (process_options): Rename flag_graphite_force_parallel to
8393 flag_loop_parallelize_all.
8394 * tree-ssa-loop.c (gate_graphite_transforms): Same.
8395 * graphite.c (graphite_transform_loops): Same.
8397 * graphite-poly.c (apply_poly_transforms): Same.
8399 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
8401 PR tree-optimization/40914
8402 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
8403 if set, then check the delta field of the PMF record.
8404 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
8405 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
8406 call is stored in the delta.
8408 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
8410 * config/mips/mips.md (*clear_upper32_dext): New pattern.
8412 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
8414 * config/i386/bsd.h (ASM_BYTE): New define.
8415 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
8416 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
8417 .byte. Use fputs or putc instead of fprintf where appropriate.
8418 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
8419 fputs or putc instead of fprintf where appropriate.
8420 * config/i386/i386elf.h: Ditto.
8421 * config/i386/sysv4.h: Ditto.
8423 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
8424 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
8425 (*tls_global_dynamic_64): Ditto.
8427 2009-07-31 Christian Bruel <christian.bruel@st.com>
8429 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
8431 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8433 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
8434 Remove dead code for MINUS.
8436 2009-07-31 Anthony Green <green@moxielogic.com>
8438 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
8440 (moxie_expand_epilogue): Ditto for epilogue.
8441 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
8443 (moxie_function_arg): Ditto.
8444 (moxie_pass_by_reference): Ditto.
8445 (moxie_arg_partial_bytes): Ditto.
8446 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
8447 (FUNCTION_ARG_ADVANCE) Ditto.
8448 (REG_PARM_STACK_SPACE) Ditto.
8449 (FUNCTION_ARG_REGNO_P) Dito.
8451 * config.gcc: Add moxie linux config support.
8452 * gcc/config/moxie/uclinux.h: New file.
8454 2009-07-31 DJ Delorie <dj@redhat.com>
8456 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
8457 (UNSPECV_SP_SWITCH_E): New.
8458 (sp_switch_1): Change to an unspec.
8459 (sp_switch_2): Change to an unspec. Don't use post-inc when we
8461 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
8462 reference the new stack's address
8464 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8466 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
8467 graphite-clast-to-gimple.o, graphite-dependences.o,
8468 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
8469 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
8470 (graphite-blocking.o,
8471 graphite-clast-to-gimple.o, graphite-dependences.o,
8472 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
8473 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
8474 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
8475 * cfgloop.h (struct loop): Add can_be_parallel field.
8476 * common.opt (fgraphite-identity): Moved up.
8477 (fgraphite-force-parallel): New flag.
8478 * graphite.c: Rewrite.
8479 * graphite.h: Rewrite.
8480 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
8482 * toplev.c (graphite_out_file): New file descriptor.
8483 (graphite_in_file): New.
8484 (process_options): flag_graphite_force_parallel cannot be used without
8486 * tree-ssa-loop.c: Include toplev.h.
8487 (gate_graphite_transforms): Enable flag_graphite for
8488 flag_graphite_force_parallel.
8490 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8492 * ChangeLog.graphite: New.
8493 * graphite-blocking.c: New.
8494 * graphite-clast-to-gimple.c: New.
8495 * graphite-clast-to-gimple.h: New.
8496 * graphite-dependences.c: New.
8497 * graphite-dependences.h: New.
8498 * graphite-interchange.c: New.
8499 * graphite-poly.c: New.
8500 * graphite-poly.h: New.
8501 * graphite-ppl.c: New.
8502 * graphite-ppl.h: New.
8503 * graphite-scop-detection.c: New.
8504 * graphite-scop-detection.h: New.
8505 * graphite-sese-to-poly.c: New.
8506 * graphite-sese-to-poly.h: New.
8510 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8512 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
8513 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
8515 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8517 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
8518 (scev_is_linear_expression): Return false if the evolution is not
8519 affine multivariate.
8521 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8523 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
8524 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
8526 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8528 * tree-data-ref.c (debug_data_references): New.
8529 (debug_data_reference): New.
8530 * tree-data-ref.h (debug_data_references): Declared.
8531 (debug_data_reference): Declared.
8533 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8535 * tree-data-ref.c (stmt_simple_memref_p: Removed.
8536 * tree-data-ref.h (scop_p): Removed.
8537 (struct data_reference): Remove field scop.
8539 (stmt_simple_memref_p): Removed.
8541 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8543 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
8544 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
8547 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8549 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
8551 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8553 * doc/invoke.texi (-fgraphite-identity): Documented.
8555 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8557 * tree-scalar-evolution.c: Fix comment.
8558 (instantiate_scev_1): Return unknow from scev instantiation if the
8559 result is not above instantiate_below.
8561 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8563 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
8564 static anymore. Instantiate the symbols that may have been introduced
8566 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
8569 2009-07-30 DJ Delorie <dj@redhat.com>
8571 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
8572 .vliw directive to VLIW sections.
8574 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8576 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
8578 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
8579 (AUTOHEADER): New variable.
8580 ($(srcdir)/cstamp-h.in): Use it.
8582 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
8583 Pat Haugen <pthaugen@us.ibm.com>
8584 Revital Eres <ERES@il.ibm.com>
8586 * config/rs6000/vector.md (VEC_F): Add VSX support.
8590 (vector_load_<mode>): Ditto.
8591 (vector_store_<mode>): Ditto.
8592 (vector GPR move split): Ditto.
8593 (vec_reload_and_plus_<mptrsize>): Ditto.
8594 (vec_reload_and_reg_<mptrsize>): Ditto.
8595 (add<mode>3): Ditto.
8596 (sub<mode>3): Ditto.
8597 (mul<mode>3): Ditto.
8598 (neg<mode>2): Ditto.
8599 (abs<mode>2): Ditto.
8600 (smin<mode>3): Ditto.
8601 (smax<mode>3): Ditto.
8602 (vector_eq<mode>): Ditto.
8603 (vector_gt<mode>): Ditto.
8604 (vector_ge<mode>): Ditto.
8605 (vector_gtu<mode>): Ditto.
8606 (vector_select_<mode>_uns): Ditto.
8607 (vector_eq_<mode>_p): Ditto.
8608 (vector_gt_<mode>_p): Ditto.
8609 (vector_ge_<mode>_p): Ditto.
8610 (vector_gtu_<mode>_p): Ditto.
8611 (cr6_test_for_zero): Ditto.
8612 (cr6_test_for_zero_reverse): Ditto.
8613 (cr6_test_for_lt): Ditto.
8614 (cr6_test_for_lt_reverse): Ditto.
8615 (xor<mode>3): Ditto.
8616 (ior<mode>3): Ditto.
8617 (and<mode>3): Ditto.
8618 (one_cmpl<mode>2): Ditto.
8619 (nor<mode>2): Ditto.
8620 (andc<mode>2): Ditto.
8621 (float<VEC_int<mode>2): Ditto.
8622 (unsigned_float<VEC_int><mode>2): Ditto.
8623 (fix_trunc<mode><VEC_int>2): Ditto.
8624 (fixuns_trunc<mode><VEC_int>2): Ditto.
8626 (vec_set<mode>): Ditto.
8627 (vec_extract<mode>): Ditto.
8628 (vec_interleave_highv4sf): Ditto.
8629 (vec_interleave_lowv4sf): Ditto.
8630 (vec_realign_load_<mode>): Ditto.
8631 (vec_shl_<mode>): Ditto.
8632 (vec_shr_<mode>): Ditto.
8633 (div<mode>3): New patterns for VSX.
8634 (vec_interleave_highv2df): Ditto.
8635 (vec_interleave_lowv2df): Ditto.
8636 (vec_pack_trunc_v2df): Ditto.
8637 (vec_pack_sfix_trunc_v2df): Ditto.
8638 (vec_pack_ufix_trunc_v2df): Ditto.
8639 (vec_unpacks_hi_v4sf): Ditto.
8640 (vec_unpacks_lo_v4sf): Ditto.
8641 (vec_unpacks_float_hi_v4si): Ditto.
8642 (vec_unpacks_float_lo_v4si): Ditto.
8643 (vec_unpacku_float_hi_v4si): Ditto.
8644 (vec_unpacku_float_lo_v4si): Ditto.
8645 (movmisalign<mode>): Ditto.
8646 (vector_ceil<mode>2): New patterns for vectorizing math library.
8647 (vector_floor<mode>2): Ditto.
8648 (vector_btrunc<mode>2): Ditto.
8649 (vector_copysign<mode>3): Ditto.
8651 * config/rs6000/predicates.md (easy_vector_constant_msb): New
8652 predicate for setting the high bit in each word, used for copysign.
8654 * config/rs6000/ppc-asm.h (f19): Whitespace.
8655 (f32-f63): Define if VSX.
8656 (v0-v31): Define if Altivec.
8657 (vs0-vs63): Define if VSX.
8659 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
8661 * config/rs6000/power7.md: New file, provide tuning parameters for
8664 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
8665 (rs6000_cpu_cpp_builtins): Ditto.
8666 (altivec_overloaded_builtins): Ditto.
8667 (altivec_resolve_overloaded_builtin): Ditto.
8669 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
8670 debug switch to disable vectorizing simple math builtin
8673 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
8674 Vectorize simple math builtin functions.
8675 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
8676 hook to vectorize math builtins.
8677 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
8678 (rs6000_builtin_conversion): Add VSX/power7 support.
8679 (rs6000_builtin_vec_perm): Ditto.
8680 (vsplits_constant): Add support for loading up a vector constant
8681 with just the high bit set in each part.
8682 (rs6000_expand_vector_init): Add VSX/power7 support.
8683 (rs6000_expand_vector_set): Ditto.
8684 (rs6000_expand_vector_extract): Ditto.
8685 (rs6000_emit_move): Ditto.
8686 (bdesc_3arg): Ditto.
8687 (bdesc_2arg): Ditto.
8688 (bdesc_1arg): Ditto.
8689 (rs6000_expand_ternop_builtin): Ditto.
8690 (altivec_expand_builtin): Ditto.
8691 (rs6000_expand_unop_builtin): Ditto.
8692 (rs6000_init_builtins): Ditto.
8693 (altivec_init_builtins): Ditto.
8694 (builtin_function_type): Ditto.
8695 (rs6000_common_init_builtins): Ditto.
8696 (rs6000_handle_altivec_attribute); Ditto.
8697 (rs6000_mangle_type): Ditto.
8698 (rs6000_vector_mode_supported_p): Ditto.
8699 (rs6000_mode_dependent_address): Altivec addresses with AND -16
8702 * config/rs6000/vsx.md: New file for VSX support.
8704 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
8705 identifing values with just the most significant bit set.
8706 (enum rs6000_builtins): Add builtins for VSX. Add simple math
8707 vectorized builtins.
8709 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
8710 (UNSPEC_VRFIM): Delete.
8711 (splitter for loading up vector with most significant bit): New
8712 splitter for vectorizing copysign.
8713 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
8714 vectorizing simple math functions.
8715 (altivec_vrfip): Add support for vectorizing simple math functions.
8716 (altivec_vrfim): Ditto.
8717 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
8719 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
8720 (power7.md, vsx.md): Include for power7 support.
8721 (copysigndf3): Use VSX instructions if -mvsx.
8722 (negdf2_fpr): Ditto.
8723 (absdf2_fpr): Ditto.
8724 (nabsdf2_fpr): Ditto.
8725 (adddf3_fpr): Ditto.
8726 (subdf3_fpr): Ditto.
8727 (muldf3_fpr): Ditto.
8728 (divdf3_fpr): Ditto.
8729 (fix_truncdfdi2_fpr): Ditto.
8730 (cmpdf_internal1): Ditto.
8731 (fred, fred_fpr): Convert into expander/insn to add VSX support.
8732 (btruncdf2, btruncdf2_fpr): Ditto.
8733 (ceildf2, ceildf2_fpr): Ditto.
8734 (floordf2, floordf2_fpr): Ditto.
8735 (floatdidf2, floatdidf2_fpr): Ditto.
8736 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
8737 (fmsubdf4_fpr): Ditto.
8738 (fnmadddf4_fpr_1): Ditto.
8739 (fnmadddf4_fpr_2): Ditto.
8740 (fnmsubdf4_fpr_1): Ditto.
8741 (fnmsubdf4_fpr_2): Ditto.
8742 (fixuns_truncdfdi2): Add expander for VSX support.
8743 (fix_truncdfdi2): Ditto.
8744 (fix_truncdfsi2): Ditto.
8746 (btruncsf2): Whitespace.
8747 (movdf_hardfloat32): Add support for VSX registers.
8748 (movdf_softfloat32): Ditto.
8749 (movdf_hardfloat64): Ditto.
8750 (movdf_hardfloat64_mfpgpr): Ditto.
8751 (movdf_softfloat64): Ditto.
8752 (movti splitters): Add check for vector registers supporting
8753 TImode in the future.
8754 (bpermd): Add power7 bpermd instruction.
8756 * config/rs6000/altivec.h (vec_div): Define if VSX.
8760 (vec_nearbyint): Ditto.
8763 (all predicates): Use the generic builtin function, and not the V4SF
8764 specific function so that the predicates will work with VSX's V2DF.
8768 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
8769 Document new VSX functions and types.
8771 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
8774 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
8775 "wa", and "j" constraints. Modify "v" to talk about Altivec
8776 instead of just vector.
8778 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
8781 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
8782 location for phi arguments.
8783 (rewrite_update_phi_arguments): Find locations for reaching defs.
8784 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
8785 Add location to add_phi_arg calls.
8786 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
8787 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
8788 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
8789 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
8790 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
8791 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
8792 * tree-phinodes.c (make_phi_node): Initialize location.
8793 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
8794 (add_phi_arg): Add location parameter.
8795 (remove_phi_arg_num): Move location when moving phi argument.
8796 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
8798 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
8799 slpeel_update_phi_nodes_for_guard1,
8800 slpeel_update_phi_nodes_for_guard2,
8801 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
8802 vect_loop_versioning): Set locations.
8803 * tree-parloops.c (create_phi_for_local_result,
8804 transform_to_exit_first_loop, create_parallel_loop): Add locations.
8805 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
8806 * tree-vect-loop.c (get_initial_def_for_induction,
8807 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
8809 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
8810 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
8811 (gimple_phi_arg_set_location): New. Set locus.
8812 (gimple_phi_arg_has_location): New. Check for locus.
8813 (redirect_edge_var_map_location): New. Return locus from var_map.
8814 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
8815 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
8816 combining PHI arguments.
8817 (cond_store_replacement): Set location.
8818 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
8819 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
8820 scop_add_exit_phis_edge): Add locations.
8821 * tree-cfgcleanup.c (remove_forwarder_block,
8822 remove_forwarder_block_with_phi): Add locations.
8823 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
8824 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
8826 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
8827 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
8828 flush_pending_stmts): Add source location.
8829 * lambda-code.c (perfect_nestify): Maintain location stack with argument
8830 stack to preserve locations.
8831 * tree-vect-stmts.c (vectorizable_load): Add location.
8832 * tree-inline.c (copy_phis_for_bb): Copy locus.
8833 (setup_one_parameter): Add call locus to inlined parameter stmts.
8834 (initialize_inlined_parameters): Pass in call location as parameter
8836 (tree_function_versioning): Pass location to setup_one_parameter.
8837 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
8838 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
8839 copy and edge lists.
8840 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
8841 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
8842 locus parameter and override the stmt default if provided.
8843 (new_elim_graph, clear_elim_graph, delete_elim_graph,
8844 elim_graph_add_edge, elim_graph_remove_succ_edge,
8845 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
8846 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
8847 eliminate_phi): Add locus info in elimination graph for each edge and
8849 (insert_backedge_copies): Copy locus if present.
8850 * tree-flow.h (struct _edge_var_map): Add locus field.
8851 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
8852 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
8853 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
8855 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
8857 2009-07-30 Martin Jambor <mjambor@suse.cz>
8859 PR tree-optimization/40570
8860 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
8863 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
8865 * ssa-loop-manip.c: Include langhooks.h.
8866 (rewrite_phi_with_iv): New.
8867 (rewrite_all_phi_nodes_with_iv): New.
8868 (canonicalize_loop_ivs): Move here from tree-parloops.c.
8869 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
8870 * tree-parloops.c (loop_parallel_p): Move out all conditions
8871 except dependency check.
8872 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
8873 (gen_parallel_loop): Call canonicalize_loop_ivs without
8874 reduction_list argument.
8875 (build_new_reduction): New.
8876 (gather_scalar_reductions): New.
8877 (try_get_loop_niter): New.
8878 (try_create_reduction_list): New.
8879 (parallleize_loops): Change the parallel conditions check.
8880 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
8881 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
8883 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
8885 * opt-functions.awk (opt_args): Allow argument to be enclosed in
8887 * doc/options.texi (Option properties): Mention new quoting syntax.
8889 2009-07-29 Douglas B Rupp <rupp@gnat.com>
8891 * config/alpha/alpha.c (alpha_start_function):
8892 Handle VMS_DEBUG_MAIN_POINTER
8893 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
8894 * doc/invoke.texi: Document -mdebug-main switch.
8896 2009-07-29 Richard Henderson <rth@redhat.com>
8898 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
8899 (cgraph_create_edge_including_clones): Likewise.
8900 * tree-inline.c (copy_bb): Operate on the correct edges
8901 when updating the callgraph.
8903 2009-07-29 Douglas B Rupp <rupp@gnat.com>
8905 * config/alpha/vms-cc.c: Deleted.
8906 * config/alpha/vms-ld.c: Deleted.
8907 * config/alpha/t-vms64: Moved to config/vms
8908 * config/alpha/vms-crt0-64.c: Moved to config/vms
8909 * config/alpha/vms-crt0.c: Moved to config/vms
8910 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
8911 * config/alpha/vms-psxcrt0.c: Moved to config/vms
8912 * config/alpha/xm-vms.h: Moved to config/vms
8913 * config/alpha/x-vms: Moved to config/vms
8914 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
8916 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
8917 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
8919 * config/vms/t-vms64: Moved here from config/alpha
8920 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
8921 (argc,argv,envp): Enforce 32bit malloc'ing.
8922 * config/vms/vms-psxcrt0-64.c: Likewise.
8923 * config/vms/vms-crt0.c: Moved here from config/alpha.
8924 * config/vms/vms-psxcrt0.c: Likewise.
8925 * config/vms/vms-crtl-64.h: New file.
8926 * config/vms/vms-crtl.h: New file.
8927 * config/vms/vms.opt: New file.
8928 * config/vms/xm-vms64.h: New file.
8929 * config/vms/xm-vms.h: Moved here from config/alpha.
8930 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
8932 * config/vms/x-vms: Moved here from config/alpha.
8933 (version, VMS_EXTRA_PARTS): Moved to t-vms.
8934 (vms-ld.o, vms-cc.o): Removed.
8935 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
8937 2009-07-29 Douglas B Rupp <rupp@gnat.com>
8939 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
8940 correct stack (obvious VMS fix).
8942 2009-07-29 Douglas B Rupp <rupp@gnat.com>
8944 * dwarf2out.c (output_file_names): Output VMS style file name, size,
8945 date, version info if VMS_DEBUGGING_INFO defined.
8946 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
8947 size, date calculating code moved here.
8949 2009-07-29 Paul Brook <paul@codesourcery.com>
8951 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
8954 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
8957 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
8958 to DImode when generating insq_le insn.
8960 2009-07-28 Douglas B Rupp <rupp@gnat.com>
8962 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
8963 New macro set for VMS_DEBUGGGING_INFO.
8964 (AT_string_form): Use it.
8966 2009-07-28 DJ Delorie <dj@redhat.com>
8968 * config/mep/mep.c (vtext_section): New.
8969 (vftext_section): New.
8970 (ftext_section): New.
8971 (mep_select_section): Add support for functions.
8972 (mep_unique_section): Likewise.
8973 (mep_asm_init_sections): Likewise.
8974 (mep_encode_section_info): Remove it from here.
8976 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
8978 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
8980 * tree.h (TREE_DEPRECATED): Document it is used for types too.
8981 (TYPE_VECTOR_OPAQUE): Use default_def_flag
8983 2009-07-28 Douglas B Rupp <rupp@gnat.com>
8985 * dwarf2out.c (output_file_names): Test new macro
8986 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
8987 (add_comp_dir_attribute): Likewise.
8989 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
8991 * config/i386/mingw-w64.h (LINK_SPEC): Add
8992 separating space between commands.
8994 2009-07-28 Jan Hubicka <jh@suse.cz>
8996 PR tree-optimization/40759
8997 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
9000 2009-07-27 DJ Delorie <dj@redhat.com>
9002 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
9003 types are dword-aligned.
9004 (mep_expand_va_start): Likewise.
9006 2009-07-27 Olivier Hainque <hainque@adacore.com>
9007 Douglas B Rupp <rupp@gnat.com>
9009 * convert.c (convert_to_pointer): Don't assume the target
9010 pointer type is POINTER_SIZE long. Fetch its precision instead.
9012 2009-07-27 Douglas B Rupp <rupp@gnat.com>
9014 * system.h (fopen): Undefine if macro.
9016 2009-07-27 Jakub Jelinek <jakub@redhat.com>
9018 * dwarf2out.c (output_cfi_p): Removed.
9019 (output_cfis): New function.
9020 (output_fde): New function, split from output_call_frame_info.
9021 (output_call_frame_info): Use it.
9022 (dwarf2out_switch_text_section): Use output_cfis.
9024 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9026 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
9027 TARGET_BI_ARCH is specified without enabling SJLJ.
9028 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
9029 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
9031 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
9033 * arm.md (negdi2): Use DImode if forcing a value into a register.
9035 2009-07-26 Ira Rosen <irar@il.ibm.com>
9037 PR tree-optimization/40801
9038 * tree-vect-stmts.c (vectorizable_call): Get previous copy
9039 of vector operand from the previous copy of vector statement.
9040 Pass the correct definition type value to
9041 vect_get_vec_def_for_stmt_copy().
9043 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9045 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
9046 const char ** conversion.
9048 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9050 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
9051 fancy_abort() if !ENABLE_ASSERT_CHECKING.
9052 (gcc_unreachable): Invoke __builtin_unreachable() if
9053 !ENABLE_ASSERT_CHECKING.
9055 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9057 PR rtl-optimization/40445
9058 * emit-rtl.c (next_nonnote_insn_bb): New function.
9059 * rtl.h (next_nonnote_insn_bb): Declare new function.
9060 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
9061 with no successors that is the successor of the ENTRY_BLOCK.
9062 Continue from the top after removing an empty fallthrough block.
9063 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
9064 of next_nonnote_insn.
9066 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9068 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
9070 2009-07-25 Martin Jambor <mjambor@suse.cz>
9072 * c-common.c (c_common_attribute_table): New element for noclone.
9073 (handle_noclone_attribute): New function. Forward-declare.
9074 * tree-inline.c (tree_versionable_function_p): Check for noclone
9076 * doc/extend.texi (Labels as Values): Document need for noclone.
9077 (Function Attributes): Document noclone attribute.
9079 2009-07-25 Jakub Jelinek <jakub@redhat.com>
9081 PR rtl-optimization/34999
9082 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
9083 and dw_fde_switched_cold_to_hot fields.
9084 (output_cfi_p): New function.
9085 (output_call_frame_info): If fde->dw_fde_switched_sections,
9086 output 2 FDEs instead of one with corrupted header.
9087 (dwarf2out_do_cfi_startproc): New function.
9088 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
9089 and fde->dw_fde_switched_cold_to_hot.
9090 (dwarf2out_switch_text_section): Compute
9091 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
9092 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
9093 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
9094 Otherwise, compute fde->dw_fde_switch_cfi.
9096 2009-07-24 Cary Coutant <ccoutant@google.com>
9098 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
9100 2009-07-24 Cary Coutant <ccoutant@google.com>
9102 * cfghooks.c (split_block): Copy discriminator to new block.
9103 * tree-cfg.c (assign_discriminator): Check location of last
9104 instruction in block as well as first.
9106 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
9108 * config/i386/linux.c: Use fputs or putc instead of fprintf
9110 * config/i386/gas.h: Ditto.
9111 * config/i386/x86-64.h: Ditto.
9112 * config/i386/att.h: Ditto.
9114 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9116 * expmed.c (emit_store_flag): Use a recursive call to optimize the
9119 2009-07-24 Martin Jambor <mjambor@suse.cz>
9121 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
9122 (ipa_push_func_to_list_1): Declare.
9123 (ipa_push_func_to_list): New function.
9125 * ipa-prop.c (ipa_push_func_to_list_1): New function.
9126 (ipa_init_func_list): Call ipa_push_func_to_list_1.
9127 (ipa_push_func_to_list): Removed.
9128 (ipa_pop_func_from_list): Clear node_enqueued flag.
9130 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
9132 * config/s390/s390.c (override_options): Default
9133 max-unrolled-insns to 100 for z10 tuning.
9135 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
9137 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
9138 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
9139 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
9140 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
9141 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
9142 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
9143 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
9145 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9147 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
9148 use default set in mingw32.h header.
9149 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
9150 64-bit /mingw/include path.
9151 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
9154 2009-07-23 Neil Vachharajani <nvachhar@google.com>
9156 PR rtl-optimization/40209
9157 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
9159 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
9161 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
9162 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
9163 with the rest of string where appropriate. Use fputs or putc
9164 instead of fprintf where appropriate.
9166 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
9167 Pat Haugen <pthaugen@us.ibm.com>
9168 Revital Eres <ERES@il.ibm.com>
9170 * config/rs6000/vector.md: New file. Move most of the vector
9171 expander support here from altivec.md to allow for the VSX vector
9172 unit in the future. Add support for secondary_reload patterns.
9173 Rewrite the patterns for vector comparison, and vector comparison
9174 predicate instructions so that the RTL expresses the desired
9175 behavior, instead of using unspec.
9177 * config/rs6000/constraints.md ("f" constraint): Use
9178 rs6000_constraints to hold the precalculated register class.
9179 ("d" constraint): Ditto.
9180 ("wd" constraint): New constraint for VSX.
9181 ("wf" constraint): Ditto.
9182 ("ws" constraint): Ditto.
9183 ("wa" constraint): Ditto.
9184 ("wZ" constraint): Ditto.
9185 ("j" constraint): Ditto.
9187 * config/rs6000/predicates.md (vsx_register_operand): New
9189 (vfloat_operand): New predicate for vector.md.
9190 (vint_operand): Ditto.
9191 (vlogical_operand): Ditto.
9192 (easy_fp_constant): If VSX, 0.0 is an easy constant.
9193 (easy_vector_constant): Add VSX support.
9194 (altivec_indexed_or_indirect_operand): New predicate for
9195 recognizing Altivec style memory references with AND -16.
9197 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
9198 for vector secondary reload support.
9199 (rs6000_vector_reg_class): Delete, replacing it with
9201 (rs6000_vsx_reg_class): Ditto.
9202 (rs6000_constraints): New array to hold the register classes of
9203 each of the register constraints that can vary at runtime.
9204 (builtin_mode_to_type): New static array for builtin function type
9206 (builtin_hash_table): New static hash table for builtin function
9208 (TARGET_SECONDARY_RELOAD): Define target hook.
9209 (TARGET_IRA_COVER_CLASSES): Ditto.
9210 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
9211 registers are 128 bits if VSX memory reference instructions are used.
9212 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
9214 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
9215 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
9216 Print several of the scheduling related parameters.
9217 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
9218 rs6000_constraints instead of rs6000_vector_reg_class. Move
9219 -mdebug=reg code to rs6000_debug_reg_global. Add support for
9220 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
9221 Altivec. Add VSX support. Setup for secondary reload support on
9222 Altivec/VSX registers.
9223 (rs6000_override_options): Make power7 set the scheduling groups
9224 like the power5. Add support for new debug switches to override
9225 the scheduling defaults. Temporarily disable -mcpu=power7 from
9226 setting -mvsx. Add support for debug switches -malways-hint,
9227 -msched-groups, and -malign-branch-targets.
9228 (rs6000_buitlin_conversion): Add support for returning unsigned
9229 vector conversion functions to fix regressions due to stricter
9231 (rs6000_builtin_mul_widen_even): Ditto.
9232 (rs6000_builtin_mul_widen_odd): Ditto.
9233 (rs6000_builtin_vec_perm): Ditto.
9234 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
9235 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
9237 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
9239 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
9240 VSX types for bit operations. Changes to accomidate vector.md.
9241 (bdesc_2arg): Ditto.
9242 (bdesc_1arg): Ditto.
9243 (struct builtin_description_predicates): Rewrite predicate
9244 handling so that RTL describes the operation, instead of passing
9245 the instruction to be used as a string argument.
9246 (bdesc_altivec_preds): Ditto.
9247 (altivec_expand_predicate_builtin): Ditto.
9248 (altivec_expand_builtin): Ditto.
9249 (rs6000_expand_ternop_builtin): Use a switch instead of an if
9250 statement for vsldoi support.
9251 (altivec_expand_ld_builtin): Change to use new names from vector.md.
9252 (altivec_expand_st_builtin): Ditto.
9253 (paired_expand_builtin): Whitespace changes.
9254 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
9255 builtin_mode_to_type table for secondary reload. Call
9256 builtin_function_type to build random builtin functions.
9257 (altivec_init_builtins): Change to use builtin_function_type to
9258 create builtin function types dynamically as we need them.
9259 (builtin_hash_function): New support for hashing the tree types
9260 for builtin function as we need it, rather than trying to build
9261 all of the trees that we need. Add initial preliminary VSX support.
9262 (builtin_function_type): Ditto.
9263 (builtin_function_eq): Ditto.
9264 (builtin_hash_struct): Ditto.
9265 (rs6000_init_builtins): Ditto.
9266 (rs6000_common_init_builtins): Ditto.
9267 (altivec_init_builtins): Ditto.
9268 (rs6000_common_init_builtins): Ditto.
9269 (enum reload_reg_type): New enum for simplifing reg classes.
9270 (rs6000_reload_register_type): Simplify register classes into GPR,
9271 Vector, and other registers. Altivec and VSX addresses in reload.
9272 (rs6000_secondary_reload_inner): Ditto.
9273 (rs6000_ira_cover_classes): New target hook, that returns the
9274 appropriate cover classes, based on -mvsx being used or not.
9275 (rs6000_secondary_reload_class): Add VSX support.
9276 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
9277 (get_vsel_insn): Ditto.
9278 (rs6000_emit_vector_compare): Rewrite vector conditional support
9279 so that where we can, we use RTL operators, instead of blindly use
9281 (rs6000_emit_vector_select): Ditto.
9282 (rs6000_emit_vector_cond_expr): Ditto.
9283 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
9284 (create_TOC_reference): Add -mdebug=addr support.
9285 (emit_frame_save): VSX loads/stores need register indexed addressing.
9287 * config/rs6000/rs6000.md: Include vector.md.
9289 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
9291 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
9292 support for V2DI, V2DF in logical, permute, select operations.
9294 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
9295 switch for vsx/power7.
9296 (-mvsx-scalar-memory): Ditto.
9297 (-mvsx-align-128): Ditto.
9298 (-mallow-movmisalign): Ditto.
9299 (-mallow-df-permute): Ditto.
9300 (-msched-groups): Ditto.
9301 (-malways-hint): Ditto.
9302 (-malign-branch-targets): Ditto.
9304 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
9306 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
9307 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
9308 (rs6000_vector_reg_class): Delete.
9309 (rs6000_vsx_reg_class): Ditto.
9310 (enum rs6000_reg_class_enum): New enum for the constraints that
9311 vary based on target switches.
9312 (rs6000_constraints): New array to hold the register class for all
9313 of the register constraints that vary based on the switches used.
9314 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
9315 (enum rs6000_builtins): Add unsigned varients for the builtin
9316 declarations returned by target hooks for expanding multiplies,
9317 select, and permute operations. Add VSX builtins.
9318 (enum rs6000_builtin_type_index): Add entries for VSX.
9319 (V2DI_type_node): Ditto.
9320 (V2DF_type_node): Ditto.
9321 (unsigned_V2DI_type_node): Ditto.
9322 (bool_long_type_node): Ditto.
9323 (intDI_type_internal_node): Ditto.
9324 (uintDI_type_internal_node): Ditto.
9325 (double_type_internal_node): Ditto.
9327 * config/rs6000/altivec.md (whole file): Move all expanders to
9328 vector.md from altivec.md. Rename insn matching functions to be
9330 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
9331 (altivec_vcmp*): Ditto.
9332 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
9333 (VM): New iterator for moves that includes the VSX types.
9334 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
9335 (altivec_vperm_<mode>_uns): New, for unsigned types.
9336 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
9337 (altivec_eq<mode>): Ditto.
9338 (altivec_gt<mode>): Ditto.
9339 (altivec_gtu<mode>): Ditto.
9340 (altivec_eqv4sf): Ditto.
9341 (altivec_gev4sf): Ditto.
9342 (altivec_gtv4sf): Ditto.
9343 (altivec_vcmpbfp_p): Ditto.
9345 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
9347 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
9350 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
9353 * config/i386/i386.c (output_387_ffreep): Rewrite to use
9354 ASM_SHORT instead of .word.
9355 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
9356 instead of .word in asm template.
9358 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
9361 * ira-lives.c (bb_has_abnormal_call_pred): New function.
9362 (process_bb_node_lives): Use it.
9364 * ira.c (setup_cover_and_important_classes): Don't setup
9365 ira_important_class_nums. Add cover classes to the end of
9367 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
9369 (find_reg_class_closure): Use reorder_important_classes.
9371 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
9373 * config/i386/i386.c (i386_ira_cover_classes): New function.
9374 (TARGET_IRA_COVER_CLASSES): Redefine.
9376 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
9377 importance of order of cover classes in the array.
9379 2009-07-22 Diego Novillo <dnovillo@google.com>
9381 * tree-pass.h (TDF_EH): Define.
9382 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
9383 contains TDF_EH, print the EH region number holding GS.
9384 * tree-dump.c (dump_options): Add "eh".
9385 * doc/invoke.texi: Document it.
9387 2009-07-22 Doug Kwan <dougkwan@google.com>
9389 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
9391 2009-07-22 Michael Matz <matz@suse.de>
9393 PR tree-optimization/35229
9394 PR tree-optimization/39300
9396 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
9397 (inhibit_phi_insertion): New function.
9398 (insert_into_preds_of_block): Call it for REFERENCEs.
9399 (init_pre): Initialize and finalize scalar evolutions.
9400 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
9402 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
9404 * config/i386/predicates.md (zero_extended_scalar_load_operand):
9405 Use CONST_VECTOR_NUNITS to determine number of elements.
9407 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
9409 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
9410 (U, W): Constraints are now deprecated and will be removed if we
9412 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
9414 ("prefetch"): Add the stcmh instruction for prefetching.
9415 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
9417 (s390_short_displacement): Return always true if compiling for
9418 machines not providing the long displacement facility.
9419 (s390_mem_constraint): Support the new constraint letter Z.
9420 (s390_check_qrst_address): New function.
9422 2009-07-21 DJ Delorie <dj@redhat.com>
9424 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
9427 2009-07-21 Jason Merrill <jason@redhat.com>
9429 * c-common.c (max_tinst_depth): Increase default to 1024.
9431 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
9433 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
9434 (vec_unpacku_float_lo_v4si): Ditto.
9436 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
9439 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
9440 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
9441 (builtin_description): Add __builtin_ia32_cvtudq2ps.
9442 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
9444 2009-07-21 Jakub Jelinek <jakub@redhat.com>
9446 PR tree-optimization/40813
9447 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
9450 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
9452 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
9453 with a NOP_EXPR if needed.
9455 2009-07-21 Paul Brook <paul@codesourcery.com>
9457 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
9458 Terminate debug dump with newline.
9460 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9462 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
9463 Cast "1" to unsigned HOST_WIDE_INT.
9464 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
9465 deposit length to the maximum length - lsb. Extend length if
9466 HOST_BITS_PER_WIDE_INT is 32.
9468 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
9470 * cgraph.h (constant_pool_htab): New function.
9471 (constant_descriptor_tree): Move from varasm.c.
9472 * varasm.c (constant_pool_htab): New function.
9473 (constant_descriptor_tree): Move to cgraph.h.
9475 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
9477 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
9479 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
9481 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
9484 2009-07-20 Xinliang David Li <davidxl@google.com>
9486 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
9488 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
9490 * config/mips/mips.md (move_type): Add arith.
9491 (type): Handle arith.
9492 (zero_extendsidi2): Rename this into ...
9493 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
9494 (zero_extendsidi2): New expander.
9495 (*zero_extendsidi2_dext): New pattern.
9497 2009-07-20 Nick Clifton <nickc@redhat.com>
9499 * config.gcc (mips64-*-*): Add definition of tm_defines in order
9500 to set MIPS_ABI_DEFAULT.
9501 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
9503 2009-07-20 Jakub Jelinek <jakub@redhat.com>
9505 * tree-object-size.c (addr_object_size): Handle unions with
9506 array in it as last field of structs in __bos (, 1) as __bos (, 0).
9508 PR tree-optimization/40792
9509 * tree.c (build_function_type_skip_args): Remove bogus assert.
9511 2009-07-20 Jan Hubicka <jh@suse.cz>
9512 Martin Jambor <mjambor@suse.cz>
9514 * cgraph.h (combined_args_to_skip): New field.
9515 * cgraph.c (cgraph_create_virtual_clone): Properly handle
9516 combined_args_to_skip and args_to_skip.
9517 * tree-inline.c (update_clone_info): New function.
9518 (tree_function_versioning): Call update_clone_info.
9519 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
9521 (cgraph_materialize_all_clones): More extensive dumping, working
9522 with combined_args_to_skip rather than args_to_skip.
9524 2009-07-20 Ira Rosen <irar@il.ibm.com>
9526 * tree-vectorizer.h (vectorizable_condition): Add parameters.
9527 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
9528 (get_initial_def_for_reduction): Likewise.
9529 (vectorizable_reduction): Skip the check of first operand in case
9530 of COND_EXPR. Add check that it is outer loop vectorization if
9531 nested cycle was detected. Call vectorizable_condition() for
9532 COND_EXPR. If reduction epilogue cannot be created do not fail for
9533 nested cycles (if it is not double reduction). Assert that there
9534 is only one type in the loop in case of COND_EXPR. Call
9535 vectorizable_condition() to vectorize COND_EXPR.
9536 * tree-vect-stmts.c (vectorizable_condition): Update comment.
9537 Add parameters. Allow nested cycles if called from
9538 vectorizable_reduction(). Use reduction vector variable if provided.
9539 (vect_analyze_stmt): Call vectorizable_reduction() before
9540 vectorizable_condition().
9541 (vect_transform_stmt): Update call to vectorizable_condition().
9543 2009-07-20 Christian Bruel <christian.bruel@st.com>
9545 * config/sh/sh.opt (-mfmovd): Resurrect and document.
9546 * doc/invoke.texi (-mfmovd): Likewise.
9547 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
9549 2009-07-20 Jan Hubicka <jh@suse.cz>
9551 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
9552 when handling SSA name.
9554 2009-07-19 Jan Hubicka <jh@suse.cz>
9556 PR tree-optimization/40676
9557 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
9558 virtual PHIs in empty BBs.
9560 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9562 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
9563 re-expanded the compound use gen_lowpart instead to convert to the
9566 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9568 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
9569 OUTER_CONST arguments.
9570 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
9571 the new wider mode will be masked off.
9572 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
9574 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9576 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
9577 high-order bits are zero.
9579 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9581 * combine.c (simplify_shift_const_1): Split code to determine
9583 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
9584 new bits shifted in are identical to the old sign bit.
9586 2009-07-18 Richard Guenther <rguenther@suse.de>
9589 * gimplify.c (gimplify_call_expr): Reject code using results from
9590 functions returning void.
9592 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
9594 * doc/md.texi: Document the new PowerPC "es" constraint.
9595 Document that "m" can include automodified addresses on this target,
9596 and explain how %U must be used. Extend the "Q" and "Z" documentation
9597 to suggest "es" as well as "m".
9598 * config/rs6000/constraints.md (es): New memory constraint.
9599 (Q, Z): Update strings to match new documentation.
9601 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
9603 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
9604 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
9605 * config/rs6000/predicates.md (volatile_mem_operand): Use
9606 offsettable_nonstrict_memref_p.
9607 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
9608 (*floatunssidf2_internal): Likewise.
9609 (*fix_truncdfsi2_internal): Likewise.
9610 (*fix_trunctfsi2_internal): Likewise.
9612 2009-07-17 Anatoly Sokolov <aesok@post.ru>
9614 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
9616 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9618 2009-07-17 Richard Guenther <rguenther@suse.de>
9621 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
9622 (pass_warn_unused_result): Likewise.
9623 (TODO_set_props): Remove.
9624 * omp-low.c (diagnose_omp_structured_block_errors): Change to
9626 (pass_diagnose_omp_blocks): Define.
9627 * c-decl.c (pop_file_scope): Do not finalize the CU here.
9628 (c_gimple_diagnostics_recursively): Remove.
9629 (finish_function): Do not call it.
9630 (c_write_global_declarations): Continue after errors.
9631 Finalize the CU here.
9632 * c-gimplify.c (c_genericize): Do not gimplify here.
9633 * c-common.c (c_warn_unused_result): Move ...
9634 * tree-cfg.c (do_warn_unused_result): ... here.
9635 (run_warn_unused_result): New function.
9636 (gate_warn_unused_result): New function.
9637 (pass_warn_unused_result): New pass.
9638 * c-common.h (c_warn_unused_result): Remove.
9639 * flags.h (flag_warn_unused_result): Declare.
9640 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
9641 * opts.c (flag_warn_unused_result): Initialize to false.
9642 * toplev.c (compile_file): Add comment.
9643 * omp-low.c (create_omp_child_function): Do not register
9644 the function with the frontend.
9645 (diagnose_omp_structured_block_errors): Prepare to be
9646 called as optimization pass.
9647 (gate_diagnose_omp_blocks): New function.
9648 (pass_diagnose_omp_blocks): New pass.
9649 * cgraph.h (cgraph_optimize): Remove.
9650 (cgraph_analyze_function): Likewise.
9651 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
9652 * cgraphunit.c (cgraph_lower_function): Lower nested functions
9653 before their parents here.
9654 (cgraph_finalize_function): Not here.
9655 (cgraph_analyze_function): Gimplify functions here.
9656 (cgraph_finalize_compilation_unit): Continue after errors.
9657 Optimize the callgraph from here.
9658 (cgraph_optimize): Make static.
9659 * langhooks.c (write_global_declarations): Finalize the CU.
9660 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
9661 (gimplify_function_tree): Assert we gimplify only once.
9662 Set PROP_gimple_any property.
9663 * tree-nested.c (gimplify_all_functions): New function.
9664 (lower_nested_functions): Gimplify all nested functions.
9665 * gimple.h (diagnose_omp_structured_block_errors): Remove.
9666 * passes.c (init_optimization_passes): Add pass_warn_unused_result
9667 and pass_diagnose_omp_blocks after gimplification. Do not
9668 set TODO_set_props on all_lowering_passes.
9669 (execute_one_pass): Do not handle TODO_set_props.
9670 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
9671 (gimplify.o): Add tree-pass.h dependency.
9672 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
9673 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
9674 (unsave_r): Likewise.
9675 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
9678 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
9680 * doc/service.texi (Service): Restore previously removed link,
9681 which isn't broken after all.
9683 2009-07-17 Richard Guenther <rguenther@suse.de>
9685 PR tree-optimization/40321
9686 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
9687 PHI nodes to the maximal set.
9688 (make_values_for_phi): Add PHI arguments to the maximal set.
9689 (execute_pre): Dump PHI_GEN and the maximal set.
9691 2009-07-17 Jakub Jelinek <jakub@redhat.com>
9694 * gimplify.c (gimplify_conversion): Don't change non-conversions into
9697 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
9699 * doc/extend.texi (Nested Functions): Replace broken link with
9701 * doc/service.texi (Service): Remove broken link.
9703 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
9706 * builtins.c (expand_builtin_memcmp): Use loc instead of
9707 EXPR_LOCATION (exp).
9708 (expand_builtin_strncmp): Likewise.
9710 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
9711 Manuel López-Ibáñez <manu@gcc.gnu.org>
9714 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
9715 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
9716 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
9717 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
9718 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
9719 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
9720 tree-inline.c, c-common.c, c-common.h, gimple.c,
9721 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
9722 convert.c: Add location argument to fold_{unary,binary,ternary},
9723 fold_build[123], build_call_expr, build_size_arg,
9724 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
9725 fold_build1_initializer, fold_build2_initializer,
9726 fold_build3_initializer, fold_build_call_array,
9727 fold_build_call_array_initializer, fold_single_bit_test,
9728 omit_one_operand, omit_two_operands, invert_truthvalue,
9729 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
9730 combine_comparisons, fold_builtin_*, fold_call_expr,
9731 build_range_check, maybe_fold_offset_to_address, round_up,
9734 2009-07-16 Jason Merrill <jason@redhat.com>
9737 * c-common.c (c_common_reswords): Add __is_standard_layout
9739 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
9740 * doc/implement-cxx.texi: New.
9741 * doc/gcc.texi: Include it.
9743 2009-07-16 DJ Delorie <dj@redhat.com>
9745 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
9746 compares that may be indirectly affected by previous instructions.
9748 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9750 * builtins.c (do_mpc_arg2): New.
9751 (fold_builtin_2): Fold builtin cpow.
9752 * real.h (HAVE_mpc_pow): New.
9754 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
9756 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
9757 comparison to skip unprofitable schedule
9759 2009-07-16 Simon Baldwin <simonb@google.com>
9761 * gcc.c (option_map): New flag -no-canonical-prefixes.
9762 * (display_help): Print help text for new flag.
9763 * (process_command): Move options translation and language specifics
9764 and handle new flag early. Use it to set a function pointer to a
9765 prefix builder. Replace make_relative_prefix calls with calls to
9766 the function pointed to. Ignore new flag in regular options handling.
9767 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
9769 2009-07-15 DJ Delorie <dj@redhat.com>
9771 * config/mep/mep.md (sibcall_internal): Change register to avoid
9773 (sibcall_value_internal): Likewise.
9775 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
9777 PR rtl-optimization/40710
9778 * resource.c (mark_target_live_regs): Reset DF problem to LR.
9780 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
9782 * config/mips/mips.md (*extenddi_truncate<mode>,
9783 *extendsi_truncate<mode>): Change type attribute to move_type
9784 with shift_shift. Split out code handling exts from here ...
9785 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
9787 (*extendhi_truncateqi): Change type attribute to move_type with
9788 shift_shift. Split out code handling exts from here ...
9789 (*extendhi_truncateqi_exts): ... to this new pattern.
9791 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
9793 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
9794 instead of "and" with inverted sign bit mask value. Use
9795 "nonimmediate_operand" for operand 1 and operand 2 predicate.
9796 Allocate registers only for operand 4 and operand 5.
9798 2009-07-15 Jakub Jelinek <jakub@redhat.com>
9801 * fold-const.c (fold_cond_expr_with_comparison): When folding
9802 < and <= to MIN, make sure the MIN uses the same type as the
9803 comparison's operands.
9805 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
9807 * arm.md (ior_xor): New code iterator.
9808 (split for ior/xor with shift and zero-extend): New split pattern.
9809 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
9811 2009-07-15 Richard Guenther <rguenther@suse.de>
9813 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
9816 2009-07-15 Richard Guenther <rguenther@suse.de>
9819 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
9821 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
9823 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
9824 handle 2.6.30 kernel.
9826 2009-07-15 DJ Delorie <dj@redhat.com>
9828 * config/mep/mep.md (sibcall_internal): Change register to allow
9829 for 24-bit addresses.
9830 (sibcall_value_internal): Likewise.
9832 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
9834 * doc/invoke.texi: Added descriptions of the scheduling heuristics
9835 that are enabled/disabled by the flags introduced by a previous patch.
9837 2009-07-14 DJ Delorie <dj@redhat.com>
9839 * config/mep/mep.md (sibcall_internal): Include non-toggling
9841 (sibcall_value_internal): Likewise.
9843 2009-07-14 Taras Glek <tglek@mozilla.com>
9844 Rafael Espindola <espindola@google.com>
9846 * doc/sourcebuild.texi: Document install-plugin target.
9847 * configure.ac: Added install-plugin target to language makefiles.
9848 * configure: Regenerate.
9849 * Makefile.in: (install-plugin): Install more headers,
9850 depend on lang.install-plugin.
9852 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
9854 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
9857 2009-07-14 DJ Delorie <dj@redhat.com>
9859 * config/mep/mep.c (mep_vliw_jmp_match): New function.
9860 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
9861 * config/mep/mep.md (sibcall_internal): Change test from
9862 mep_vliw_mode_match to mep_vliw_jmp_match.
9863 (sibcall_value_internal): Likewise.
9865 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
9867 * config/i386/sse.md (copysign<mode>3): New expander.
9868 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
9869 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
9870 Use ix86_build_const_vector.
9871 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
9872 IX86_BUILTIN_CPYSGNPD.
9873 (builtin_description): Add __builtin_ia32_copysignps and
9874 __builtin_ia32_copysignpd.
9875 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
9876 and BUILT_IN_COPYSIGNF.
9878 2009-07-13 Jason Merrill <jason@redhat.com>
9880 * builtins.c (can_trust_pointer_alignment): New fn.
9881 (get_pointer_alignment): Factor it out from here.
9882 * tree.h: Declare it.
9884 2009-07-14 David Edelsohn <edelsohn@gnu.org>
9886 * config/rs6000/predicates.md (offsettable_mem_operand): Test
9889 2009-07-14 Dodji Seketeli <dodji@redhat.com>
9893 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
9895 2009-07-14 Richard Guenther <rguenther@suse.de>
9896 Andrey Belevantsev <abel@ispras.ru>
9899 * cfgexpand.c (partition_stack_vars): Do not bother to update
9900 alias information when not optimizing.
9902 2009-07-14 Richard Guenther <rguenther@suse.de>
9903 Andrey Belevantsev <abel@ispras.ru>
9905 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
9906 (pt_solution_set): Likewise.
9907 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
9908 * tree-ssa-structalias.c (pt_solution_set): New function.
9909 * final.c (rest_of_clean_state): Free SSA data structures.
9910 * print-rtl.c (print_decl_name): Remove.
9911 (print_mem_expr): Implement in terms of print_generic_expr.
9912 * alias.c (ao_ref_from_mem): New function.
9913 (rtx_refs_may_alias_p): Likewise.
9914 (true_dependence): Query alias-export info.
9915 (canon_true_dependence): Likewise.
9916 (write_dependence_p): Likewise.
9917 * tree-dfa.c (get_ref_base_and_extent): For void types leave
9919 * emit-rtl.c (component_ref_for_mem_expr): Remove.
9920 (mem_expr_equal_p): Use operand_equal_p.
9921 (set_mem_attributes_minus_bitpos): Do not use
9922 component_ref_for_mem_expr.
9923 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
9924 (update_alias_info_with_stack_vars): Likewise.
9925 (partition_stack_vars): Call update_alias_info_with_stack_vars.
9926 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
9927 explicitly nor clear stmt operands.
9928 Free the decl-to-pointer map.
9929 * tree-optimize.c (execute_free_datastructures): Do not free
9930 SSA data structures here.
9931 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
9932 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
9933 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
9935 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
9937 2009-07-13 DJ Delorie <dj@redhat.com>
9939 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
9940 unrolling at the right iteration count.
9942 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
9945 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
9947 * haifa-sched.c (rank_for_schedule): Introduced flags to
9948 enable/disable individual scheduling heuristics.
9949 * common.opt: Introduced flags to enable/disable individual
9950 heuristics in the scheduler.
9951 * doc/invoke.texi: Introduced flags to enable/disable individual
9952 heuristics in the scheduler.
9954 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
9956 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
9957 config/i386/mingw-tls.c.
9958 * config/i386/mingw-tls.c: Removed.
9960 2009-07-13 Ira Rosen <irar@il.ibm.com>
9962 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
9963 checks access only relevant statements.
9964 (vectorizable_reduction): Likewise.
9966 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
9968 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
9969 just for 32-bit case.
9971 2009-07-12 Jan Hubicka <jh@suse.cz>
9973 PR tree-optimization/40585
9974 * except.c (expand_resx_expr): When there already is resume
9975 instruction, produce linked list.
9976 (build_post_landing_pads): Assert that resume is empty.
9977 (connect_post_landing_pads): Handle resume lists.
9978 (dump_eh_tree): Dump resume list.
9980 2009-07-12 Ira Rosen <irar@il.ibm.com>
9982 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
9983 with additional argument.
9984 * tree-vectorizer.h (enum vect_def_type): Add
9985 vect_double_reduction_def.
9986 (vect_is_simple_reduction): Add argument.
9987 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
9989 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
9990 vect_is_simple_reduction with additional argument.
9991 (vect_analyze_loop_operations): Handle exit phi nodes in case of
9993 (reduction_code_for_scalar_code): Handle additional codes by
9994 returning ERROR_MARK for them. Fix comment and indentation.
9995 (vect_is_simple_reduction): Fix comment, add argument to specify
9996 double reduction. Detect double reduction.
9997 (get_initial_def_for_induction): Fix indentation.
9998 (get_initial_def_for_reduction): Fix comment and indentation.
9999 Handle double reduction. Create initial definitions that do not
10000 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
10001 (vect_create_epilog_for_reduction): Fix comment, add argument to
10002 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
10003 epilogue result extraction. Create double reduction phi node and
10004 replace relevant uses.
10005 (vectorizable_reduction): Call vect_is_simple_reduction with
10006 additional argument. Fix indentation. Update epilogue code treatment
10007 according to the changes in reduction_code_for_scalar_code. Check
10008 for double reduction. Call vect_create_epilog_for_reduction with
10009 additional argument.
10010 * tree-vect-stmts.c (process_use): Handle double reduction, update
10012 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
10013 (vect_get_vec_def_for_operand): Likewise.
10015 2009-07-12 Danny Smith <dansmister@gmail.com>
10017 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
10018 dllexport if !TREE_PUBLIC.
10019 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
10021 2009-07-11 Anatoly Sokolov <aesok@post.ru>
10023 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
10024 (avr_extra_arch_macro) Remove declatation.
10025 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
10026 (avr_extra_arch_macro) Declare as static.
10027 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
10029 2009-07-11 Jan Hubicka <jh@suse.cz>
10031 PR middle-end/48388
10032 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
10034 2009-07-11 Jakub Jelinek <jakub@redhat.com>
10037 * dwarf2out.c (dw_fde_struct): Add in_std_section and
10038 cold_in_std_section bits.
10039 (dwarf2out_begin_prologue): Initialize them.
10040 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
10041 if already covered by text_section or cold_text_section range.
10043 PR rtl-optimization/40667
10044 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
10045 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
10046 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
10047 * config/i386/i386.c (ix86_minimum_alignment): New function.
10048 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
10049 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
10050 * emit-rtl.c (gen_reg_rtx): Likewise.
10051 * function.c (assign_parms): Likewise. If nominal_type needs
10052 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
10053 rather than passed_type's alignment.
10056 * function.c (assign_parm_setup_stack): Adjust
10057 MEM_OFFSET (data->stack_parm) if promoted_mode is different
10058 from nominal_mode on big endian.
10060 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
10062 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
10064 2009-07-10 DJ Delorie <dj@redhat.com>
10066 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
10068 2009-07-10 Mark Mitchell <mark@codesourcery.com>
10070 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
10072 (thumb2_cbnz): Likewise.
10074 2009-07-10 David Daney <ddaney@caviumnetworks.com>
10077 * config.gcc (supported_defaults): Add synci.
10078 (with_synci): Add validation.
10079 (all_defaults): Add synci.
10080 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
10083 * config/mips/mips.opt (msynci): New option.
10084 * config/mips/mips.c (mips_override_options): Warn on use of
10085 -msynci for targets that do now support it.
10086 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
10088 * gcc/doc/invoke.texi (-msynci): Document the new option.
10089 * doc/install.texi (--with-synci): Document the new option.
10091 2009-07-10 Richard Guenther <rguenther@suse.de>
10093 PR tree-optimization/40496
10094 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
10095 the PHI result with a compatible type.
10097 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
10101 * c.opt (Wunused-result): New.
10102 * doc/invoke.texi: Document it.
10103 * c-common.c (c_warn_unused_result): Use it.
10105 2009-07-09 DJ Delorie <dj@redhat.com>
10107 * targhooks.c (default_target_can_inline_p): Rename from
10108 default_target_option_can_inline_p.
10109 * targhooks.h (default_target_can_inline_p): Likewise.
10110 * target-def.h (TARGET_CAN_INLINE_P): Rename from
10111 TARGET_OPTION_CAN_INLINE_P.
10112 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
10113 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
10114 (mep_target_can_inline_p): Rename from
10115 mep_target_option_can_inline_p.
10118 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
10119 registers used to pass vectors.
10121 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
10123 2009-07-09 Tom Tromey <tromey@redhat.com>
10125 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
10126 * config/mmix/mmix.c: Include dwarf2.h.
10127 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
10128 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
10129 * config/sh/sh.c: Include dwarf2.h.
10130 * config/i386/i386.c: Include dwarf2.h.
10131 * Makefile.in (DWARF2_H): Remove 'elf'.
10132 * except.c: Include dwarf2.h.
10133 * unwind-dw2.c: Include dwarf2.h.
10134 * dwarf2out.c: Include dwarf2.h.
10135 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
10136 * unwind-dw2-fde.c: Include dwarf2.h.
10137 * dwarf2asm.c: Include dwarf2.h.
10139 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10141 * haifa-sched.c (insn_finishes_cycle_p): New static function.
10142 (max_issue): Use it.
10143 * sched-int.h (struct sched_info: insn_finishes_block_p): New
10145 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
10146 (region_sched_info): Update.
10147 * sched-ebb.c (ebb_sched_info): Update.
10148 * modulo-sched.c (sms_sched_info): Update.
10149 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
10151 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10153 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
10155 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
10157 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
10159 2009-07-09 Jakub Jelinek <jakub@redhat.com>
10161 PR middle-end/40692
10162 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
10163 arg1 with arg01 if arg1 is already INTEGER_CST.
10165 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10167 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
10168 Transform (and (truncate)) into (truncate (and)).
10170 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10172 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
10173 creating LHS paradoxical subregs. Fix surrounding returns to
10174 use NULL_RTX rather than 0.
10176 2009-07-08 DJ Delorie <dj@redhat.com>
10178 * config/mep/mep.c: (mep_option_can_inline_p): New.
10179 (TARGET_OPTION_CAN_INLINE_P): Define.
10181 2009-07-08 Mark Wielaard <mjw@redhat.com>
10184 * dwarf2out.c (add_data_member_location_attribute): When we have
10185 only a constant offset don't emit a new location description using
10186 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
10189 2009-07-08 Richard Henderson <rth@redhat.com>
10192 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
10193 (enum reg_class): Add CLOBBERED_REGS.
10194 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
10195 * config/i386/i386.c (ix86_conditional_register_usage): Moved
10196 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
10197 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
10198 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
10199 force 64-bit sibcalls into R11.
10200 * config/i386/constraints.md (U): New constraint.
10201 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
10202 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
10203 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
10205 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
10207 * basic-block.h (dump_regset, debug_regset): Remove duplicate
10209 * c-objc-common.h (c_initialize_diagnostics): Ditto.
10210 * ebitmap.h (dump_ebitmap): Ditto.
10211 * optabs.h (optab_libfunc): Ditto.
10212 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
10213 * tree-flow.h (vect_can_force_dr_alignment_p,
10214 get_vectype_for_scalar_type): Ditto.
10215 (vectorize_loops): Move prototype to ...
10216 * tree-vectorizer.h: ... here. Also, adjust comment.
10217 (vect_set_verbosity_level): Remove duplicate prototype.
10218 * tree-ssa-loop.c: Include tree-vectorizer.h.
10219 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
10221 2009-07-08 Nick Clifton <nickc@redhat.com>
10223 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
10226 2009-07-08 DJ Delorie <dj@redhat.com>
10228 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
10229 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
10230 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
10232 * config/mep/intrinsics.md: Regenerated.
10233 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
10234 registers when asm() or calls are detected.
10236 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
10239 * gimplify.c (gimplify_expr): Propagate no_warning flag when
10241 * gimple (gimple_build_call_from_tree): Likewise.
10242 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
10243 no_warning flag before warning.
10245 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10247 * tree.c (set_expr_locus): Remove.
10248 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
10249 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
10251 * gimplify.c (internal_get_tmp_var): Likewise.
10252 (gimplify_call_expr): Likewise.
10253 (gimplify_one_sizepos): Likewise.
10255 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
10258 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
10259 to variables for debugging purposes.
10261 2009-06-23 Mark Loeser <mark@halcy0n.com>
10264 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
10266 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10268 * pretty-print.c (pp_base_format): Remove %J.
10269 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
10270 gcc_cxxdiag_char_table): Likewise.
10271 (init_dynamic_diag_info): Likewise.
10273 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10275 * pretty-print.c (pp_base_format): Remove %H.
10276 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
10277 gcc_cxxdiag_char_table): Likewise.
10278 (init_dynamic_diag_info): Likewise.
10279 * config/mep/mep.c (mep_select_section): Likewise.
10281 2009-07-07 Duncan Sands <baldrick@free.fr>
10283 * final.c (pass_clean_state): Give the pass a name.
10284 * passes.c (pass_rest_of_compilation): Likewise.
10285 * tree-optimize.c (pass_all_optimizations): Likewise.
10287 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
10289 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
10290 an extra 'decl' for error_at.
10292 2009-07-07 Jakub Jelinek <jakub@redhat.com>
10294 PR middle-end/40669
10295 * tree-tailcall.c (adjust_return_value_with_ops,
10296 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
10297 if it has complex or vector type.
10299 2009-07-07 Olivier Hainque <hainque@adacore.com>
10301 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
10304 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
10306 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
10308 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10310 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
10311 * c-decl.c: Likewise.
10312 * function.c: Likewise.
10313 * varasm.c: Likewise.
10314 * tree-ssa.c: Likewise.
10315 * c-common.c: Likewise.
10316 * tree-cfg.c: Likewise.
10317 * config/spu/spu.c: Likewise.
10318 * config/ia64/ia64.c: Likewise.
10319 * config/v850/v850.c: Likewise.
10321 2009-07-06 DJ Delorie <dj@redhat.com>
10323 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
10324 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
10325 unspecified accesses to control registers.
10326 * config/mep/intrinsics.md: Regenerate.
10327 * config/mep/intrinsics.h: Regenerate.
10328 * config/mep/mep-intrin.h: Regenerate.
10330 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10332 * c-lex.c: Replace %H by an explicit location. Update all calls.
10333 * c-common.c: Likewise.
10334 * c-decl.c: Likewise.
10335 * c-typeck.c: Likewise.
10336 * fold-const.c: Likewise.
10337 * gimplify.c: Likewise.
10338 * stmt.c: Likewise.
10339 * tree-cfg.c: Likewise.
10340 * tree-ssa-loop-niter.c: Likewise.
10341 * tree-vrp.c: Likewise.
10342 * value-prof.c: Likewise.
10344 2009-07-06 Diego Novillo <dnovillo@google.com>
10346 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
10347 if it has one. Handle cases where VAR does not have an
10348 annotation or cfun is NULL.
10350 2009-07-06 Diego Novillo <dnovillo@google.com>
10352 * tree.c: Include debug.h.
10353 (initialize_tree_contains_struct): New.
10354 (init_ttree): Call it.
10355 (tree_node_structure_for_code): Factor out of ...
10356 (tree_node_structure): ... here.
10357 * treestruct.def (TS_PHI_NODE): Remove.
10358 (TS_GIMPLE_STATEMENT): Remove.
10360 2009-07-06 Diego Novillo <dnovillo@google.com>
10362 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
10363 (debug_tree_chain): Handle cycles.
10365 2009-07-06 Nick Clifton <nickc@redhat.com>
10366 DJ Delorie <dj@redhat.com>
10368 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
10369 __FMOVD_ENABLED__ is defined.
10371 (TARGET_FMOVD): Provide a default definition.
10372 (MASK_FMOVD): Likewise.
10373 (TARGET_CPU_CPP_BUILTINS): Define
10374 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
10375 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
10376 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
10377 (split for DF load from memory into register): Also handle
10378 MEMs which consist of REG+DISP addressing.
10379 (split for DF store from register to memory): Likewise.
10380 (movsf_ie): Always use single fp_mode.
10381 * config/sh/sh.c (sh_override_options): Do not automatically
10382 enable TARGET_MOVD for the SH2A when supporting doubles - leave
10383 that to the -mfmovd command line switch.
10384 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
10385 (fldi_ok): Always allow.
10386 * config/sh/sh.opt (mfmovd): Remove this switch.
10387 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
10389 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
10390 Kaz Kojima <kkojima@gcc.gnu.org>
10392 PR rtl-optimization/30807
10393 * postreload.c (reload_combine): For every new use of REG_SUM,
10394 record the use of BASE.
10396 2009-07-06 Jan Hubicka <jh@suse.cz>
10398 * params.def: Revert my accidental commit at 2009-06-30.
10400 2009-07-04 Ian Lance Taylor <iant@google.com>
10403 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
10405 (mingw_format_attribute_overrides): Likewise.
10407 2009-07-04 Jakub Jelinek <jakub@redhat.com>
10410 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
10411 don't check cfa.reg. Instead of cfa.indirect use
10412 fde && fde->drap_reg != INVALID_REGNUM test.
10414 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
10416 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
10418 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
10421 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
10423 2009-07-03 Richard Guenther <rguenther@suse.de>
10425 PR tree-optimization/40640
10426 * tree-switch-conversion.c (build_arrays): Perform arithmetic
10429 2009-07-03 Jan Hubicka <jh@suse.cz>
10431 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
10432 for size, reduce amount of inlining.
10434 2009-07-03 Richard Guenther <rguenther@suse.de>
10436 PR middle-end/34163
10437 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
10438 if t +- x is known to not overflow and the conversion widens the
10440 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
10442 2009-07-03 Jan Hubicka <jh@suse.cz>
10444 * ipa-pure-const.c (analyze): Update loop optimizer init.
10445 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
10446 try_remove_empty_loop, remove_empty_loops): Remove.
10447 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
10448 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
10449 to mark regular loops as neccesary.
10450 (degenerate_phi_p): New function.
10451 (propagate_necessity, remove_dead_phis): Use it.
10452 (forward_edge_to_pdom): Likewise.
10453 (eliminate_unnecessary_stmts): Take care to remove uses of results of
10454 virtual PHI nodes that became unreachable.
10455 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
10456 * tree-flow.h (remove_empty_loops): Remove.
10457 * passes.c (init_optimization_passes): Remove.
10459 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
10461 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
10462 can_create_pseudo_p.
10463 (*fix_trunc<mode>_i387_1): Ditto.
10464 (*floathi<mode>2_1): Ditto.
10465 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
10466 (*fistdi2_1): Ditto.
10467 (*fist<mode>2_1): Ditto.
10468 (frndintxf2_floor): Ditto.
10469 (*fist<mode>2_floor_1): Ditto.
10470 (frndintxf2_ceil): Ditto.
10471 (*fist<mode>2_ceil_1): Ditto.
10472 (frndintxf2_trunc): Ditto.
10473 (frndintxf2_mask_pm): Ditto.
10474 (fxam<mode>2_i387_with_temp): Ditto.
10475 * config/i386/sse.md (mulv16qi3): Ditto.
10476 (*sse2_mulv4si3): Ditto.
10478 (sse4_2_pcmpestr): Ditto.
10479 (sse4_2_pcmpistr): Ditto.
10481 2009-07-03 Jan Hubicka <jh@suse.cz>
10483 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
10484 (mark_stmt_necessary): Set it.
10485 (mark_operand_necessary): Set it.
10486 (mark_control_dependent_edges_necessary): Set it.
10487 (mark_virtual_phi_result_for_renaming): New function.
10488 (get_live_post_dom): New function.
10489 (forward_edge_to_pdom): New function.
10490 (remove_dead_stmt): Fix handling of control dependences.
10491 (tree_dce_init): Init new bitmap.
10492 (tree_dce_done): Free it.
10494 2009-07-02 Richard Guenther <rguenther@suse.de>
10497 * tree-ssa-structalias.c (new_var_info): Initialize
10500 2009-07-02 Jan Hubicka <jh@suse.cz>
10502 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
10505 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
10507 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
10508 instead of recomputing it. Adjust calls.
10509 (emit_store_flag): Adjust recursive calls.
10511 2009-07-02 Richard Guenther <rguenther@suse.de>
10513 * tree-ssa-live.c (remove_unused_locals): Do not remove
10515 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
10516 of DECL_EXTERNAL for HEAP variables.
10517 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
10518 HEAP variables. Do not adjust RESTRICT vars.
10519 (find_what_var_points_to): Nobody cares if something
10520 points to READONLY.
10522 2009-07-02 Ben Elliston <bje@au.ibm.com>
10524 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
10525 pc_low and pc_high declarations to the top of the function.
10527 2009-07-01 DJ Delorie <dj@redhat.com>
10529 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
10530 registers as fixed.
10531 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
10532 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
10533 unspecified accesses to control registers.
10534 * config/mep/intrinsics.md: Regenerate.
10535 * config/mep/intrinsics.h: Regenerate.
10536 * config/mep/mep-intrin.h: Regenerate.
10538 2009-07-01 Anthony Green <green@moxielogic.com>
10540 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
10541 instruction when possible.
10542 (moxie_expand_prologue): Ditto. Also, save an instruction and
10543 some complexity by popping off of $r12 instead of $sp.
10544 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
10547 2009-07-01 Richard Henderson <rth@redhat.com>
10550 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
10551 contained no insns, reposition note before last insn.
10553 2009-07-01 Richard Henderson <rth@redhat.com>
10556 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
10557 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
10559 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
10562 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
10563 darwin9 for printing reg addresses with %y.
10565 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
10567 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
10568 truncation from operands in binary operations.
10570 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
10573 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
10574 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
10575 subreg of op0 to the original op0.
10577 * expmed.c (store_bit_field_1): Use a temporary as the destination
10578 instead of a paradoxical subreg when we need to truncate the result.
10580 2009-07-01 DJ Delorie <dj@redhat.com>
10582 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
10583 names to VLIW variants.
10584 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
10585 * config/mep/intrinsics.md: Regenerate.
10586 * config/mep/intrinsics.h: Regenerate.
10587 * config/mep/mep-intrin.h: Regenerate.
10589 2009-07-01 Jakub Jelinek <jakub@redhat.com>
10592 * jump.c (returnjump_p): Revert last patch.
10593 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
10595 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10598 * pa.md (casesi32p): Use jump table label to determine the offset
10600 (casesi64p): Likewise.
10602 * pa.c (forward_branch_p): Return bool type. Use instruction
10603 addresses when available. Assert that INSN has a jump label.
10604 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
10607 2009-07-01 Richard Guenther <rguenther@suse.de>
10609 PR tree-optimization/19831
10610 * tree-ssa-dce.c (propagate_necessity): Calls to functions
10611 that only act as barriers do not make any previous stores necessary.
10612 * tree-ssa-structalias.c (handle_lhs_call): Delay making
10613 HEAP variables global, do not add a constraint from nonlocal.
10614 (find_func_aliases): Handle escapes through return statements.
10615 (compute_points_to_sets): Make escaped HEAP variables global.
10617 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
10620 * expmed.c (emit_store_flag): Perform a conversion if necessary,
10621 after reducing a DImode cstore to SImode.
10623 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
10625 * expr.c (expand_expr_real_1): Reinstate fallthrough to
10626 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
10628 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
10630 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
10631 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
10633 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
10634 and umod_optab if TARGET_BSD_DIVMOD.
10635 * config/vax/lib1funcs.asm: New file.
10636 * config/vax/t-linux: New file.
10637 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
10639 2009-06-30 Jakub Jelinek <jakub@redhat.com>
10642 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
10643 to type arguments that have void type.
10646 * dwarf2out.c (gen_formal_parameter_die): Call
10647 equate_decl_number_to_die if node is different from origin.
10649 2009-06-30 Anthony Green <green@moxielogic.com>
10651 Clean up moxie port for --enable-build-with-cxx.
10652 * config/moxie/moxie.c (moxie_function_value): First two
10653 parameters are const_tree, not tree.
10654 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
10655 (REG_CLASS_NAMES): Ditto.
10656 (REGNO_REG_CLASS): Ditto.
10657 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
10658 (moxie_function_value): Fix constyness of arguments.
10660 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
10662 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
10663 finalize_size_functions before further processing.
10664 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
10665 (variable_size): Call self_referential_size on size expressions
10666 that contain a PLACEHOLDER_EXPR.
10667 (size_functions): New static variable.
10668 (copy_self_referential_tree_r): New static function.
10669 (self_referential_size): Likewise.
10670 (finalize_size_functions): New global function.
10671 * tree.c: Include tree-inline.h.
10672 (push_without_duplicates): New static function.
10673 (find_placeholder_in_expr): New global function.
10674 (substitute_in_expr) <tcc_declaration>: Return the replacement object
10676 <tcc_expression>: Likewise.
10677 <tcc_vl_exp>: If the replacement object is a constant, try to inline
10678 the call in the expression.
10679 * tree.h (finalize_size_functions): Declare.
10680 (find_placeholder_in_expr): Likewise.
10681 (FIND_PLACEHOLDER_IN_EXPR): New macro.
10682 (substitute_placeholder_in_expr): Update comment.
10683 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
10685 (copy_tree_body_r): Likewise.
10686 (copy_tree_body): New static function.
10687 (maybe_inline_call_in_expr): New global function.
10688 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
10689 (maybe_inline_call_in_expr): Declare.
10690 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
10691 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
10694 2009-06-30 Richard Guenther <rguenther@suse.de>
10696 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
10698 (propagate_necessity): Do not mark reaching defs of stores
10701 2009-06-30 Jan Hubicka <jh@suse.cz>
10703 * cfgloopanal.c (check_irred): Move into ...
10704 (mark_irreducible_loops): ... here; return true if ireducible
10706 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
10707 (analyze_function): Try to prove loop finiteness.
10708 * cfgloop.h (mark_irreducible_loops): Update prototype.
10709 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
10711 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
10713 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
10715 2009-06-30 Ira Rosen <irar@il.ibm.com>
10717 PR tree-optimization/40542
10718 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
10721 2009-06-30 Martin Jambor <mjambor@suse.cz>
10723 PR tree-optimization/40582
10724 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
10725 than useless_type_conversion_p.
10726 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
10729 2009-06-30 Martin Jambor <mjambor@suse.cz>
10731 PR middle-end/40554
10732 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
10734 2009-06-30 Richard Guenther <rguenther@suse.de>
10736 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
10737 use ao_ref references.
10738 (walk_aliased_vdefs): Likewise.
10739 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
10740 * tree-ssa-dce.c (struct ref_data): Remove.
10741 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
10742 (mark_aliased_reaching_defs_necessary): Adjust.
10743 (mark_all_reaching_defs_necessary_1): Likewise.
10745 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
10748 * expmed.c (emit_cstore): New name of emit_store_flag_1.
10749 (emit_store_flag_1): Extract from emit_store_flag, adjust
10750 calls to (what now is) emit_cstore.
10751 (emit_store_flag): Call emit_store_flag_1 and also use it
10752 for what used to be recursive calls.
10754 2009-06-30 Wei Guozhi <carrot@google.com>
10757 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
10758 if the target bb post dominates from bb.
10759 * config/i386/i386.c (memory_address_length): Check existence of base
10760 register before using it.
10762 2009-06-30 Nick Clifton <nickc@redhat.com>
10763 DJ Delorie <dj@redhat.com>
10765 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
10766 __FMOVD_ENABLED__ is defined.
10768 (TARGET_FMOVD): Provide a default definition.
10769 (MASK_FMOVD): Likewise.
10770 (TARGET_CPU_CPP_BUILTINS): Define
10771 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
10772 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
10773 two fmov instructions depending upon whether TARGET_FMOVD is
10775 (split for DF load from memory into register): Also handle
10776 MEMs which consist of REG+DISP addressing.
10777 (split for DF store from register to memory): Likewise.
10778 * config/sh/sh.opt (mfmovd): Remove this switch.
10779 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
10780 * config/sh/sh.c (sh_override_options): Do not automatically
10781 enable TARGET_MOVD for the SH2A when supporting doubles - leave
10782 that to the -mfmovd command line switch.
10784 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
10786 (fldi_ok): Always allow.
10787 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
10789 2009-06-29 DJ Delorie <dj@redhat.com>
10791 * doc/install.texi (mep-x-elf): Correct chip's full name.
10793 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
10795 * doc/extend.texi: Fix typo.
10797 2009-06-29 Tom Tromey <tromey@redhat.com>
10799 * dwarf2.h: Remove.
10800 * Makefile.in (DWARF2_H): New variable.
10801 (except.o): Use it.
10802 (dwarf2out.o): Likewise.
10803 (dwarf2asm.o): Likewise.
10804 * config/i386/t-i386: Use DWARF2_H.
10805 * except.c: Include elf/dwarf2.h.
10806 * unwind-dw2.c: Include elf/dwarf2.h.
10807 * dwarf2out.c: Include elf/dwarf2.h.
10808 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
10809 <dtprel>: New field.
10810 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
10811 (size_of_loc_descr): Likewise.
10812 (output_loc_operands_raw): Likewise.
10813 (output_loc_operands): Handle new dtprel field.
10814 (loc_checksum): Update.
10815 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
10816 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
10817 * unwind-dw2-fde.c: Include elf/dwarf2.h.
10818 * dwarf2asm.c: Include elf/dwarf2.h.
10819 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
10820 * config/mmix/mmix.c: Include elf/dwarf2.h.
10821 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
10822 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
10823 * config/sh/sh.c: Include elf/dwarf2.h.
10824 * config/i386/i386.c: Include elf/dwarf2.h.
10826 2009-06-29 DJ Delorie <dj@redhat.com>
10828 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
10830 * doc/extend.texi: Add MeP attributes and pragmas.
10831 * doc/invoke.text: Add MeP Options.
10832 * doc/contrib.texi: Add MeP contribution.
10833 * doc/md.texi: Add MeP constraints.
10834 * doc/install.texi: Add MeP target.
10836 2009-06-30 Anatoly Sokolov <aesok@post.ru>
10838 * target.h (struct gcc_target): Add frame_pointer_required field.
10839 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
10840 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
10841 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
10843 * reload1.c (update_eliminables): (Ditto.).
10844 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
10845 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
10846 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
10848 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
10850 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
10851 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10852 (arm_frame_pointer_required): New function.
10854 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
10855 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10856 (avr_frame_pointer_required_p): Declare as static.
10857 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
10859 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
10860 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10861 (bfin_frame_pointer_required): Make as static, change return type
10863 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
10865 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
10866 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10867 (cris_frame_pointer_required): New function.
10869 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
10871 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
10872 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10873 (fr30_frame_pointer_required): New function.
10875 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
10876 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10877 (frv_frame_pointer_required): Make as static, change return type
10879 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
10881 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
10882 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10883 (ix86_frame_pointer_required): Make as static, change return type to
10885 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
10887 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
10888 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10890 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
10892 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
10894 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
10896 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
10897 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10898 (mips_frame_pointer_required): Make as static.
10899 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
10901 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
10902 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10903 (mmix_frame_pointer_required): Mew function.
10905 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
10906 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10908 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
10910 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
10912 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
10914 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
10915 (CAN_ELIMINATE): Redefine.
10916 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10917 (sparc_frame_pointer_required): New function.
10918 (sparc_can_eliminate): New function.
10919 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
10921 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
10922 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10924 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
10925 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10926 (xtensa_frame_pointer_required): Make as static, change return type
10928 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
10931 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
10933 * doc/plugins.texi: Document PLUGIN_START_UNIT.
10934 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
10935 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
10936 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
10937 (register_callback): Handle PLUGIN_START_UNIT.
10938 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
10940 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
10942 * tree.c (process_call_operands): Propagate TREE_READONLY from the
10944 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
10945 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
10947 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
10949 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
10952 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
10954 * doc/extend.texi (Additional Floating Types): __float128 is also
10955 supported on i386 targets.
10957 2009-06-29 Richard Guenther <rguenther@suse.de>
10959 PR middle-end/14187
10960 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
10962 (pt_solutions_same_restrict_base): Declare.
10963 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
10965 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
10966 (make_constraint_from, make_copy_constraint): Move earlier.
10967 (make_constraint_from_heapvar): New function.
10968 (make_constraint_from_restrict): Likewise.
10969 (handle_lhs_call): Use it.
10970 (find_func_aliases): Use it to track conversions to restrict
10971 qualified pointers.
10972 (struct fieldoff): Add only_restrict_pointers flag.
10973 (push_fields_onto_fieldstack): Initialize it.
10974 (create_variable_info_for): Track global restrict qualified pointers.
10975 (intra_create_variable_infos): Use make_constraint_from_heapvar.
10976 Track restrict qualified pointer arguments.
10977 (set_uids_in_ptset): Use varinfo is_global_var flag.
10978 (find_what_var_points_to): Set the vars_contains_restrict flag.
10979 Always create the points-to solution for sets including restrict tags.
10980 (pt_solutions_same_restrict_base): New function.
10981 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
10982 qualified pointers use pt_solutions_same_restrict_base as
10983 additional source for disambiguation.
10985 2009-06-29 Richard Guenther <rguenther@suse.de>
10987 PR middle-end/38212
10988 * alias.c (find_base_decl): Remove.
10989 (get_deref_alias_set_1): Remove restrict handling.
10990 * c-common.c (c_apply_type_quals_to_decl): Do not set
10991 DECL_POINTER_ALIAS_SET.
10992 * gimplify.c (find_single_pointer_decl_1): Remove.
10993 (find_single_pointer_decl): Likewise.
10994 (internal_get_tmp_var): Remove restrict handling.
10995 (gimple_regimplify_operands): Likewise.
10996 * omp-low.c (expand_omp_atomic_pipeline): Do not set
10997 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
10998 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
10999 * tree.c (restrict_base_for_decl): Remove.
11000 (init_ttree): Do not allocate it.
11001 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
11002 LABEL_DECL_UID for label decls.
11003 (copy_node_stat): Do not copy restrict information.
11004 (decl_restrict_base_lookup): Remove.
11005 (decl_restrict_base_insert): Likewise.
11006 (print_restrict_base_statistics): Likewise.
11007 (dump_tree_statistics): Do not call print_restrict_base_statistics.
11008 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
11009 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
11010 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
11011 (LABEL_DECL_UID): Adjust.
11012 (DECL_BASED_ON_RESTRICT_P): Remove.
11013 (DECL_GET_RESTRICT_BASE): Likewise.
11014 (SET_DECL_RESTRICT_BASE): Likewise.
11015 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
11017 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
11018 instead of DECL_POINTER_ALIAS_SET.
11019 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
11020 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
11021 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
11023 2009-06-29 Richard Guenther <rguenther@suse.de>
11025 PR tree-optimization/40579
11026 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
11027 the IL to simplify has constants that overflowed.
11029 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
11031 PR tree-optimization/40550
11032 * tree-vect-generic.c (expand_vector_operations_1): Compute in
11033 vector_compute_type only when the size of vector_compute_type is
11034 less than the size of type.
11036 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
11038 * fold-const.c (contains_label_1): Fix comments.
11039 (contains_label_p): Do not walk trees multiple time.
11041 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11043 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
11044 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
11045 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
11046 ix86_fp_comparison_operator.
11047 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
11048 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
11049 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
11050 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
11051 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
11052 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
11053 (related splits): Change predicate to ix86_fp_comparison_operator.
11054 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
11055 instead of ix86_fp_comparison_codes.
11056 (ix86_trivial_fp_comparison_operator,
11057 ix86_fp_comparison_operator): New.
11058 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
11059 (ix86_expand_compare): Eliminate last two parameters.
11060 (ix86_fp_jump_nontrivial_p): Kill.
11061 * config/i386/i386.c (put_condition_code): Eliminate call to
11062 ix86_fp_comparison_codes and subsequent assertion.
11063 (ix86_fp_comparison_codes): Eliminate.
11064 (ix86_fp_swap_condition): New.
11065 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
11066 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
11067 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
11068 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
11069 and ix86_fp_swap_condition.
11070 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
11071 Use ix86_fp_comparison_strategy.
11072 (ix86_expand_compare): Likewise. Eliminate last two arguments.
11073 (ix86_fp_jump_nontrivial_p): Eliminate.
11074 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
11075 call to ix86_expand_compare.
11076 (ix86_split_fp_branch, ix86_expand_setcc,
11077 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
11078 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
11080 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11082 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
11083 related to jump_clobbers.
11084 * config/arm/arm.md (conds): Remove jump_clob case.
11085 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
11086 splits): Change comparison_operator to arm_comparison_operator.
11087 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
11090 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11092 * dojump.c (do_compare_rtx_and_jump): Try swapping the
11093 condition for floating point modes.
11094 * expmed.c (emit_store_flag_1): Move here a bigger part
11095 of emit_store_flag.
11096 (emit_store_flag): Try swapping the condition for floating point
11098 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
11100 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11102 * expr.c (expand_expr_real_1): Just use do_store_flag.
11103 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
11104 emit_store_flag_force.
11105 * expmed.c (emit_store_flag_force): Copy here trick
11106 previously in expand_expr_real_1. Try reversing the comparison.
11107 (emit_store_flag_1): Work if target is NULL.
11108 (emit_store_flag): Work if target is NULL, using the result mode
11109 from the comparison. Use split_comparison, restructure final part
11110 to simplify conditionals.
11112 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11114 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
11115 * dojump.c (do_jump): Change handling of floating-point
11116 ops to use just do_compare_and_jump.
11117 (split_comparison): New.
11118 (do_compare_rtx_and_jump): Add here logic coming previously
11119 in do_jump, using split_comparison.
11121 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
11124 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
11126 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11128 * tree-ssa-alias.c: Fix unintentional commit.
11130 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11132 * passes.c (execute_one_pass): Fix unintentional commit.
11134 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11136 * df-problems.c (df_set_seen, df_unset_seen): Delete.
11137 (df_rd_local_compute, df_md_local_compute): Inline them.
11139 (df_md_scratch): New.
11140 (df_md_alloc, df_md_free): Allocate/free it.
11141 (df_md_local_compute): Only include live registers in init.
11142 (df_md_transfer_function): Prune the in-set computed by
11143 the confluence function, and the gen-set too.
11145 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11147 PR rtl-optimization/26854
11148 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
11149 * df-problems.c (df_rd_add_problem): Fix comment.
11150 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
11151 df_md_simulate_artificial_defs_at_top,
11152 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
11153 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
11154 df_md_transfer_function, df_md_init, df_md_confluence_0,
11155 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
11156 problem_MD, df_md_add_problem): New.
11157 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
11158 df_md_get_bb_info): New.
11159 (DF_LAST_PROBLEM_PLUS1): Adjust.
11161 * Makefile.in (fwprop.o): Include domwalk.h.
11162 * fwprop.c: Include domwalk.h.
11163 (reg_defs, reg_defs_stack): New.
11164 (bitmap_only_bit_between): Remove.
11165 (process_defs): New.
11166 (process_uses): Use reg_defs and local_md instead of
11167 bitmap_only_bit_between and local_rd.
11168 (single_def_use_enter_block): New, from build_single_def_use_links.
11169 (single_def_use_leave_block): New.
11170 (build_single_def_use_links): Remove code moved to
11171 single_def_use_enter_block, invoke domwalk.
11172 (use_killed_between): Adjust comment.
11174 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11176 * bitmap.h (bitmap_ior_and_into): New.
11177 * bitmap.c (bitmap_ior_and_into): New.
11179 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11181 * domwalk.h (struct dom_walk_data): Remove all callbacks except
11182 before_dom_children_before_stmts and after_dom_children_after_stmts.
11183 Rename the two remaining callbacks to just before_dom_children and
11184 after_dom_children. Remove other GIMPLE statement walking bits.
11185 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
11186 * graphite.c: Do not include domwalk.h.
11187 * tree-into-ssa.c (interesting_blocks): New global.
11188 (struct mark_def_sites_global_data): Remove it and names_to_rename.
11189 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
11190 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
11191 now that they're not domwalk callbacks.
11192 (rewrite_initialize_block): Rename to...
11193 (rewrite_enter_block): ... this, place after called functions. Test
11194 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
11195 (rewrite_finalize_block): Rename to...
11196 (rewrite_leave_block): ... this, place after called functions.
11197 (rewrite_update_init_block): Rename to...
11198 (rewrite_update_enter_block): ... this, place after called functions.
11199 Test interesting_blocks, call rewrite_update_stmt and
11200 rewrite_update_phi_arguments.
11201 (rewrite_update_fini_block): Rename to...
11202 (rewrite_leave_block): ... this, place after called functions.
11203 (rewrite_blocks): Remove last argument, simplify initialization of
11205 (mark_def_sites_initialize_block): Rename to...
11206 (mark_def_sites_block): ... this, call mark_def_sites.
11207 (mark_def_sites_blocks): Remove argument, simplify initialization of
11209 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
11210 (update_ssa): Likewise.
11211 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
11213 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
11214 (dom_opt_initialize_block): Rename to...
11215 (dom_opt_enter_block): ... this, place after called functions. Walk
11216 statements here, inline propagate_to_outgoing_edges.
11217 (dom_opt_finalize_block): Rename to...
11218 (dom_opt_leave_block): ... this, place after called functions.
11219 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
11221 (dse_enter_block, dse_record_phi): New.
11222 (dse_record_phis): Delete.
11223 (dse_finalize_block): Rename to...
11224 (dse_leave_block): ... this.
11225 (tree_ssa_dse): Simplify initialization of walk_data.
11226 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
11227 Adjust initialization of walk_data.
11228 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
11229 * tree-ssa-loop-phiopt.c (get_non_trapping):
11230 Adjust initialization of walk_data.
11231 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
11232 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
11233 it's not a domwalk callback.
11234 (uncprop_initialize_block): Rename to...
11235 (dse_enter_block): ... this, call uncprop_into_successor_phis.
11236 (dse_finalize_block): Rename to...
11237 (dse_leave_block): ... this.
11238 (tree_ssa_uncprop): Simplify initialization of walk_data.
11239 * Makefile.in: Adjust dependencies.
11241 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
11243 * arm.md (casesi): Fix test for Thumb1.
11244 (thumb1_casesi_internal_pic): Likewise.
11245 (thumb1_casesi_dispatch): Likewise.
11247 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
11249 * config/arm/arm-cores.def: Added core cortex-m0.
11250 * config/arm/arm-tune.md: Regenerated.
11251 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
11253 2009-06-26 DJ Delorie <dj@redhat.com>
11255 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
11257 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
11258 the scheduler doesn't tag jump insns.
11260 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
11262 * c-decl.c (merge_decls): Re-indent.
11264 2009-06-26 Janis Johnson <janis187@us.ibm.com>
11267 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
11268 Special-case decimal float constants.
11270 2009-06-26 Richard Henderson <rth@redhat.com>
11272 * function.h (struct function): Add cannot_be_copied_reason,
11273 and cannot_be_copied_set.
11274 * tree-inline.c (has_label_address_in_static_1): Rename from
11275 inline_forbidden_p_2; don't set inline_forbidden_reason here.
11276 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
11277 don't set inline_forbidden_reason.
11278 (copy_forbidden): New function, split out of inline_forbidden_p.
11279 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
11280 (inline_forbidden_p): Use copy_forbidden.
11281 (tree_versionable_function_p): Likewise.
11282 (inlinable_function_p): Merge into tree_inlinable_function_p.
11283 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
11284 * ipa-cp.c (ipcp_versionable_function_p): New function.
11285 (ipcp_cloning_candidate_p): Use it.
11286 (ipcp_node_modifiable_p): Likewise.
11288 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
11290 * builtins.c (expand_builtin_alloca): Handle builtin alloca
11291 that is marked not to be inlined. Remove flag_mudflap use.
11292 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
11293 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
11295 2009-06-26 Steve Ellcey <sje@cup.hp.com>
11298 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
11299 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
11301 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
11303 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
11305 (__mingwthr_remove_key_dtor): Likewise.
11307 2009-06-26 Richard Guenther <rguenther@suse.de>
11309 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
11311 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
11313 PR middle-end/40525
11314 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
11315 try the non-cond_exec path also.
11317 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11320 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
11321 (output_cbranch): Use new functions.
11322 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
11325 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
11326 Pat Haugen <pthaugen@us.ibm.com>
11327 Revital Eres <ERES@il.ibm.com>
11329 * config/rs6000/rs6000.c (print_operand): Correct lossage message
11330 for %c error. Add %x support to print VSX registers as a unified
11331 register set, instead of separate float and altivec registers.
11332 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
11333 %y case, and add support for VSX pre-modify addresses.
11334 (output_toc): Add assert for CONST containing an integer constant
11336 (rs6000_adjust_cost): Add POWER7 support.
11337 (insn_must_be_first_in_group): Ditto.
11338 (insn_must_be_last_in_group): Ditto.
11339 (rs6000_emit_popcount): Ditto.
11340 (rs6000_vector_mode_supported_p): Ditto.
11342 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
11343 Change some of the functions called by macros to being called
11344 through a pointer, so debug functions can be inserted if
11345 -mdebug=addr or -mdebug=cost.
11346 (rs6000_preferred_reload_class_ptr): Ditto.
11347 (rs6000_secondary_reload_class_ptr): Ditto.
11348 (rs6000_secondary_memory_needed_ptr): Ditto.
11349 (rs6000_cannot_change_mode_class_ptr): Ditto.
11350 (rs6000_secondary_reload_inner): Ditto.
11351 (rs6000_legitimize_reload_address): Ditto.
11352 (rs6000_legitimize_reload_address_ptr): Ditto.
11353 (rs6000_mode_dependent_address): Ditto.
11354 (rs6000_mode_dependent_address_ptr): Ditto.
11356 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
11357 function to return true if the mode allows reg + integer
11359 (virtual_stack_registers_memory_p): New function to return true if
11360 the address refers to a virtual stack register.
11361 (rs6000_legitimate_offset_address_p): Move code to say whether a
11362 mode supports reg+int addressing to reg_offset_addressing_ok_p and
11364 (rs6000_legitimate_address_p): Add checks for modes that only can
11365 do reg+reg addressing. Start adding VSX support.
11366 (rs6000_legitimize_reload_address): Ditto.
11367 (rs6000_legitimize_address): Ditto.
11368 (rs6000_debug_legitimate_address_p): New debug functions for
11369 -mdebug=addr and -mdebug=cost.
11370 (rs6000_debug_rtx_costs): Ditto.
11371 (rs6000_debug_address_costs): Ditto.
11372 (rs6000_debug_adjust_cost): Ditto.
11373 (rs6000_debug_legitimize_address): Ditto.
11374 (rs6000_legitimize_reload_address_ptr): Point to call normal
11375 function or debug function. Make functions called via pointer
11377 (rs6000_mode_dependent_address_ptr): Ditto.
11378 (rs6000_secondary_reload_class_ptr): Ditto.
11379 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
11380 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
11381 into a friendlier error.
11382 (rs6000_init_builtins): Add initial VSX support.
11383 (rs6000_adjust_cost): Fix some spacing issues.
11385 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
11386 (REG_CLASS_NAMES): Ditto.
11387 (REG_CLASS_CONTENTS): Ditto.
11388 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
11389 pointer, to add -mdebug=addr support.
11390 (CANNOT_CHANGE_MODE_CLASS): Ditto.
11391 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
11392 -mdebug=addr support.
11393 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
11394 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
11395 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
11397 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
11399 (bswapsi*): Set attribute types for load/store. Add combiner
11400 patterns to eliminate zero extend on 64-bit.
11401 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
11402 stdbrx if the hardware supports those instructions.
11404 2009-06-25 Ian Lance Taylor <iant@google.com>
11406 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
11407 (Link Options): Document -static-libstdc++.
11409 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
11412 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
11413 DATA_ALIGNMENT instead.
11415 2009-06-25 Richard Guenther <rguenther@suse.de>
11417 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
11418 indirect references against the callused/escaped solutions.
11419 (call_may_clobber_ref_p_1): Likewise.
11421 2009-06-25 Martin Jambor <mjambor@suse.cz>
11423 PR tree-optimization/40493
11424 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
11425 (enum unscalarized_data_handling): New type.
11426 (handle_unscalarized_data_in_subtree): Return what has been done.
11427 (load_assign_lhs_subreplacements): Handle left flushes differently.
11428 (sra_modify_assign): Use unscalarized_data_handling, simplified
11429 condition determining whether to remove the statement.
11431 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
11433 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
11434 excerpt - @ should be doubled for texinfo.
11436 2009-06-24 Ian Lance Taylor <iant@google.com>
11438 * config/arc/arc.c: Include "df.h".
11439 (arc_attribute_table): Make static. Move higher in file.
11440 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
11441 (output_shift): Initialize n later to avoid warning.
11442 * config/arm/arm.c (arm_attribute_table): Make static. Move
11444 * config/avr/avr.c (avr_attribute_table): Make static. Move
11446 (reg_class_tab): Change array type from int to enum reg_class.
11447 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
11449 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
11450 (lshrhi3_out): Likewise.
11451 (class_likely_spilled_p): Change return type to bool.
11452 (avr_rtx_costs): Use local code variable with enum type.
11453 * config/avr/avr.md (movmemhi): Use add_reg_note.
11454 (andhi3, andsi3): Don't use AS2 with "and".
11455 (iorhi3, iorsi3): Don't use AS2 with "or".
11456 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
11457 * config/crx/crx.c: Include "df.h".
11458 (crx_attribute_table): Make static.
11459 * config/m32r/m32r.c: Include "df.h".
11460 (m32r_attribute_table): Make static. Move higher in file.
11461 (pop): Use add_reg_note.
11462 (block_move_call): Change 0 to LCT_NORMAL in function call.
11463 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
11464 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
11465 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
11466 declare, not just when TREE_CODE is defined.
11467 * config/m68hc11/m68hc11.c: Include "expr.h".
11468 (m68hc11_attribute_table): Make static. Move higher in file.
11469 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
11471 (m68hc11_register_indirect_p): Likewise.
11472 (m68hc11_function_arg_padding): Change return type to enum
11474 (emit_move_after_reload): Use add_reg_note.
11475 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
11476 (m68hc11_split_logical): Likewise.
11477 (m68hc11_rtx_costs): Add local code_and outer_code variables with
11479 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
11480 to VOIDmode in function call.
11481 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
11483 (m68hc11_split_logical): Update declaration.
11484 (m68hc11_function_arg_padding): Update declaration.
11485 * config/mcore/mcore.c (regno_reg_class): Change form array of int
11486 to array of enum reg_class.
11487 (mcore_attribute_table): Make static. Move higher in file.
11488 (mcore_rtx_costs): Add cast to enum type.
11489 * config/mcore/mcore.h (regno_reg_class): Update declaration.
11490 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
11491 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
11493 * config/sh/predicates.md (trapping_target_operand): Rename and to
11495 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
11497 * config/spu/spu.c (spu_attribute_table): Make static. Move
11499 * config/v850/v850.c (v850_attribute_table): Make static. Move
11501 (v850_rtx_costs): Use local code with enum type.
11502 (expand_epilogue): Add cast.
11503 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
11505 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
11508 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
11509 -m2a-single-only and -m2a-nofpu.
11510 * config/sh/sh.opt: Document m2a generates FPU code.
11512 2009-06-24 Anatoly Sokolov <aesok@post.ru>
11514 * defaults.h (CAN_ELIMINATE): Provide default.
11515 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
11516 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
11517 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
11518 * config/spu/spu.h (CAN_ELIMINATE): Delete.
11519 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
11520 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
11521 * config/cris/cris.h (CAN_ELIMINATE): Delete.
11522 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
11523 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
11524 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
11526 2009-06-24 DJ Delorie <dj@redhat.com>
11528 * mep-ext-cop.cpu: Fix copyright notice.
11529 * mep-default: Fix copyright notice.
11530 * mep-core: Fix copyright notice.
11531 * mep: Fix copyright notice.
11532 * mep-ivc2: Fix copyright notice.
11533 * mep-c5: Fix copyright notice.
11535 2009-06-24 Denis Chertykov <chertykov@gmail.com>
11537 * doc/contrib.texi (Contributors):
11539 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
11541 PR middle-end/40501
11542 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
11543 src and dst operands if necessary.
11545 2009-06-23 DJ Delorie <dj@redhat.com>
11548 * config.gcc: Add mep support.
11549 * recog.c: Resurrect validate_replace_rtx_subexp().
11550 * recog.h: Likewise.
11551 * config/mep/: Add new port:
11552 * config/mep/constraints.md: New file.
11553 * config/mep/default.h: New file.
11554 * config/mep/intrinsics.h: New file.
11555 * config/mep/intrinsics.md: New file.
11556 * config/mep/ivc2-template.h: New file.
11557 * config/mep/mep-c5.cpu: New file.
11558 * config/mep/mep-core.cpu: New file.
11559 * config/mep/mep-default.cpu: New file.
11560 * config/mep/mep-ext-cop.cpu: New file.
11561 * config/mep/mep-intrin.h: New file.
11562 * config/mep/mep-ivc2.cpu: New file.
11563 * config/mep/mep-lib1.asm: New file.
11564 * config/mep/mep-lib2.c: New file.
11565 * config/mep/mep-pragma.c: New file.
11566 * config/mep/mep-protos.h: New file.
11567 * config/mep/mep-tramp.c: New file.
11568 * config/mep/mep.c: New file.
11569 * config/mep/mep.cpu: New file.
11570 * config/mep/mep.h: New file.
11571 * config/mep/mep.md: New file.
11572 * config/mep/mep.opt: New file.
11573 * config/mep/predicates.md: New file.
11574 * config/mep/t-mep: New file.
11576 2009-06-23 Ian Lance Taylor <iant@google.com>
11578 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
11579 from loose_warn into c_loose_warn and from strict_warn into
11580 c_strict_warn. Set and substitute warn_cxxflags. Check for
11581 --enable-build-with-cxx. Set and substitute
11582 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
11583 * Makefile.in (CXXFLAGS): New variable.
11584 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
11585 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
11586 the default is the same as $(STRICT_WARN).
11587 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
11588 (CXX): New variable.
11589 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
11590 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
11591 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
11592 (HOST_LIBS): New variable.
11593 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
11594 (ALL_CXXFLAGS): New variable.
11595 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
11596 * doc/install.texi (Configuration): Document
11597 --enable-build-with-cxx, --with-stage1-ldflags,
11598 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
11599 * configure: Rebuild.
11601 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11603 * config/arm/arm.c (arm_override_options): Fix braces and formatting
11604 from previous commit.
11606 2009-06-23 Ian Lance Taylor <iant@google.com>
11608 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
11610 2009-06-23 Ian Lance Taylor <iant@google.com>
11612 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
11613 with ATTRIBUTE_UNUSED.
11615 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
11616 Pat Haugen <pthaugen@us.ibm.com>
11617 Revital Eres <eres@il.ibm.com>
11619 * config.in (HAVE_AS_POPCNTD): Add default definition.
11620 (HAVE_AS_LWSYNC): Ditto.
11622 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
11624 (gcc_cv_as_powerpc_cmpb): Ditto.
11625 (gcc_cv_as_powerpc_dfp): Ditto.
11626 (gcc_cv_as_powerpc_vsx): Ditto.
11627 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
11628 supporting the popcntd/lwsync instructions.
11629 (gcc_cv_as_powerpc_lwsync): Ditto.
11630 * configure: Regenerate.
11632 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
11633 -mcpu=native and -mcpu=power7.
11634 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
11636 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
11637 a variable instead of a mask to reduce the number of mask bits.
11638 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
11639 (-mbit-word): Ditto.
11640 (-mregnames): Ditto.
11641 * config/rs6000/rs6000.opt (-mupdate): Ditto.
11642 (-mfused-madd): Ditto.
11644 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
11646 (-mvsx): New switch for VSX instructions.
11647 (-misel): Move from a variable to a mask to allow it to be set by
11650 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
11651 function declaration to an array declaration.
11652 (rs6000_hard_regno_nregs): New external array declaration.
11654 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
11655 files included by rs6000.md.
11657 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
11658 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
11660 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
11662 (rs6000_debug_reg): New -mdebug= variables.
11663 (rs6000_debug_addr): Ditto.
11664 (rs6000_debug_cost): Ditto.
11665 (rs6000_pmode): New variable to hold Pmode.
11666 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
11667 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
11668 calculated at compiler start.
11669 (rs6000_hard_regno_nregs): Change function to an array which holds
11670 HARD_REGNO_NREGS calculated at compiler start.
11671 (rs6000_explicit_options): Delete isel field.
11672 (rs6000_vector_unit): New array to hold which vector unit
11673 supports arithmetic options for a given type.
11674 (rs6000_vector_mem): New array to hold which vector unit supports
11675 memory reference operations for a given type.
11676 (rs6000_vector_align): New array to given the alignment of each
11678 (power7_cost): New basic costs for power7.
11679 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
11680 (rs6000_hard_regno_nregs_internal): New function, moved from
11681 HARD_REGNO_NREGS, to calculate the number of registers each hard
11682 register takes for each type.
11683 (rs6000_debug_reg_print): New function for -mdebug=reg support.
11684 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
11685 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
11686 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
11687 unit information here so it is calculated once at compiler startup
11689 (rs6000_override_options): Make -misel a target mask. Add more
11690 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
11691 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
11693 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
11694 (rs6000_handle_option): Move -misel from variable to target mask.
11695 (rs6000_builtin_mask_for_load): Add VSX support.
11696 (rs6000_conditional_register_usage): Ditto.
11697 (USE_ALTIVEC_FOR_ARG_P): Ditto.
11698 (function_arg_boundary): Ditto.
11699 (rs6000_expand_builtin): Ditto.
11700 (def_builtin): Make abort message a little friendlier.
11701 (rs6000_emit_int_cmove): Add support for 64-bit isel.
11703 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
11704 assembler support the popcntd instruction instead of a vsx
11705 instruction to enable power7 support.
11706 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
11707 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
11708 option to the assembler if -mcpu=native.
11709 (ASM_CPU_NATIVE_SPEC): Ditto.
11710 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
11712 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
11713 the lwsync instruction.
11714 (enum processor_type): Add PROCESSOR_POWER7.
11715 (rs6000_debug_reg): New -mdebug= options.
11716 (rs6000_debug_addr): Ditto.
11717 (rs6000_debug_cost): Ditto.
11718 (rs6000_isel): Delete.
11719 (enum rs6000_vector): New enum to say what vector unit we have.
11720 (VECTOR_UNIT_*): New macros to say which vector unit has
11721 arithmetic operations for a given type.
11722 (VECTOR_MEM_*): New macros to say which vector unit has memory
11723 operations for a given type.
11724 (TARGET_LDBRX): Whether the machine supports the ldbrx
11726 (TARGET_ISEL): Delete, -misel moved to be a mask.
11727 (TARGET_ISEL64): New macro for 64-bit isel support.
11728 (UNITS_PER_VSX_WORD): New macro.
11729 (POINTER_SIZE): Move to be an external variable, rather than
11730 calculating whether we are generating 32 ot 64-bit code.
11732 (STACK_BOUNDARY): Add VSX support.
11733 (LOCAL_ALIGNMENT): Ditto.
11734 (SLOW_UNALIGNED_ACCESS): Ditto.
11735 (VSX_REGNO_P): New macro for VSX support.
11736 (VFLOAT_REGNO_P): Ditto.
11737 (VINT_REGNO_P): Ditto.
11738 (VLOGICAL_REGNO_P): Ditto.
11739 (VSX_VECTOR_MODE): Ditto.
11740 (VSX_SCALAR_MODE): Ditto.
11742 (VSX_MOVE_MODE): Ditto.
11743 (VSX_REG_CLASS_P): Ditto.
11744 (HARD_REGNO_NREGS): Instead of calling a function, use an array
11746 (UNITS_PER_SIMD_WORD): Add VSX support.
11747 (MODES_TIEABLE_P): Ditto.
11748 (STARTING_FRAME_OFFSET): Ditto.
11749 (STACK_DYNAMIC_OFFSET): Ditto.
11750 (EPILOGUE_USES): Ditto.
11751 (REGNO_REG_CLASS): Move to array lookup.
11752 (CLASS_MAX_NREGS): Ditto.
11753 (rs6000_vector_reg_class): Add declaration.
11754 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
11755 overlap with the floating point and Altivec registers.
11757 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
11759 * config/rs6000/driver-rs6000.c (asm_names): New static array to
11760 give the appropriate asm switches if -mcpu=native.
11761 (host_detect_local_cpu): Add support for "asm".
11762 (host_detect_local_cpu): Follow GNU code guidelines for name.
11764 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
11765 -mbit-word to a variable instead of being a target mask.
11767 * config/rs6000/sync.md (lwsync): If the assembler supports it,
11768 emit the lwsync instruction instead of emitting the instruction as
11769 an integer constant.
11771 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
11772 fixuns_trundfsi2, move expander into rs6000.md.
11774 * config/rs6000/rs6000.md (cpu): Add power7.
11775 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
11776 (logical predicate patterns): Change the single instruction
11777 primitives that set CR0 to be fast_compare instead of compare.
11779 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
11780 (popcntddi2): Ditto.
11781 (popcount<mode>): Ditto.
11782 (floating multiply/add insns): Name the floating point
11783 multiply/add insns.
11784 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
11785 (isel_unsigned_<mode>): Ditto.
11786 (fixuns_trundfsi2): Move expander here from spe.md.
11787 (smindi3): Define if we have -misel on 64-bit systems.
11792 2009-06-23 Anatoly Sokolov <aesok@post.ru>
11794 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
11796 * config/avr/avr.c (avr_current_device): New variable.
11797 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
11798 (avr_arch, mcu_type_s): Move to avr.h.
11799 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
11800 default_data_section_start fields.
11801 (avr_arch): Moved from avr.c.
11802 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
11803 library_name fields.
11804 (avr_current_device, avr_mcu_types, avr_arch_types,
11805 avr_device_to_arch, avr_device_to_data_start,
11806 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
11807 (EXTRA_SPEC_FUNCTIONS): Define.
11808 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
11809 options mapping. Use device_to_arch and device_to_data_start insted.
11810 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
11811 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
11812 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
11813 * config/avr/driver-avr.c: New file.
11814 * config/avr/avr-devices.c: New file.
11816 2009-06-23 Jakub Jelinek <jakub@redhat.com>
11818 * var-tracking.c (unshare_variable): Force initialized to
11819 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
11820 (set_variable_part): Likewise.
11821 (struct variable_union_info): Remove pos_src field.
11822 (vui_vec, vui_allocated): New variables.
11823 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
11824 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
11825 == 1 use a simpler sorting algorithm. Compute pos field right
11826 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
11827 Avoid quadratic comparison if !flag_var_tracking_uninit.
11828 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
11829 unshare_variable unconditionally.
11830 (dataflow_set_different_2): Removed.
11831 (dataflow_set_different): Don't traverse second hash table.
11832 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
11833 unconditionally to var_reg_set or var_mem_set.
11834 (emit_notes_in_bb): Likewise.
11835 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
11837 (emit_note_insn_var_location): Don't set initialized to
11838 VAR_INIT_STATUS_INITIALIZED early.
11839 (vt_finalize): Free vui_vec if needed, clear vui_vec and
11841 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
11843 * tree-object-size.c (addr_object_size): Instead of checking
11844 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
11845 are no FIELD_DECLs following it.
11847 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
11849 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
11850 order to match bswaps with signed source operands.
11852 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11854 * sdbout.c (sdbout_one_type): Fix braces in switch.
11856 2009-06-23 Richard Guenther <rguenther@suse.de>
11858 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
11860 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
11861 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
11862 var_callused, callused_tree, var_storedanything, storedanything_tree,
11863 var_integer, integer_tree): Remove global variables.
11864 (new_var_info): Do not pass new id, append the new var to the
11865 global variable vector.
11866 (do_ds_constraint): Use is_global_var member of the variable-info.
11867 (new_scalar_tmp_constraint_exp): Adjust.
11868 (create_function_info_for): Likewise.
11869 (create_variable_info_for): Likewise.
11870 (find_what_var_points_to): Remove dead code.
11871 (init_base_vars): Simplify.
11872 (compute_points_to_sets): Adjust.
11874 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
11876 * combine.c (try_combine): Dump information about the insns we're
11879 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
11881 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
11882 check when calling force_to_mode on TRUNCATE's operand.
11884 2009-06-22 Ian Lance Taylor <iant@google.com>
11886 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
11888 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
11890 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
11892 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11894 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
11895 override library linkage flags such as -static-libgcc or
11898 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
11900 * config/m68k/m68k-devices.def: Add line for MCF5221x.
11902 2009-06-22 Ian Lance Taylor <iant@google.com>
11904 * config/linux.opt: Put mglibc ahead of muclibc.
11906 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
11907 for duplicate decls.
11909 2009-06-22 Matthias Klose <doko@ubuntu.com>
11911 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
11913 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
11916 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
11917 instead of NULL if a parser error occurs.
11919 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11921 * dwarf2out.c (dwarf2_debug_hooks): Initialize
11922 non-DWARF2_DEBUGGING_INFO version.
11924 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
11926 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
11927 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
11929 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
11930 (LIBGCC2_TF_CEXT): Define.
11933 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11936 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
11938 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11940 * config/arm/arm.c (arm_override_options): Disable
11941 -mcaller-super-interworking and -mcallee-super-interworking.
11942 * doc/invoke.texi (ARM Options): Document this.
11944 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
11946 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
11947 * config/arm/constraints.md (j): New constraint for movw operands.
11948 (N): Remove thumb2 meaning.
11949 * config/arm/arm.md (*arm_movw): Delete.
11950 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
11951 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
11952 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
11954 2009-06-22 Martin Jambor <mjambor@suse.cz>
11956 PR tree-optimization/40492
11957 * tree-sra.c (sra_modify_assign): Pass zero offsets to
11958 build_ref_for_offset.
11960 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
11962 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
11963 JUMP_TABLE_DATA_P predicates where applicable.
11964 * auto-inc-dec.c: Ditto.
11965 * builtins.c: Ditto.
11966 * caller-save.c: Ditto.
11968 * cfgcleanup.c: Ditto.
11969 * cfglayout.c: Ditto.
11971 * combine.c: Ditto.
11972 * combine-stack-adj.c: Ditto.
11976 * df-scan.c: Ditto.
11978 * dwarf2asm.c: Ditto.
11979 * dwarf2out.c: Ditto.
11980 * emit-rtl.c: Ditto.
11986 * function.c: Ditto.
11989 * genpreds.c: Ditto.
11990 * genrecog.c: Ditto.
11992 * ira-costs.c: Ditto.
11993 * ira-lives.c: Ditto.
11995 * loop-iv.c: Ditto.
11996 * lower-subreg.c: Ditto.
11997 * modulo-sched.c: Ditto.
11999 * postreload.c: Ditto.
12000 * print-rtl.c: Ditto.
12002 * reginfo.c: Ditto.
12003 * regmove.c: Ditto.
12004 * reload1.c: Ditto.
12007 * rtlanal.c: Ditto.
12009 * sched-vis.c: Ditto.
12011 * sel-sched-ir.c: Ditto.
12012 * simplify-rtx.c: Ditto.
12013 * targhooks.c: Ditto.
12014 * var-tracking.c: Ditto.
12015 * vmsdbgout.c: Ditto.
12017 2009-06-22 Matthias Klose <doko@ubuntu.com>
12019 * Makefile.in (install-plugin): Always use DESTDIR.
12021 2009-06-22 Olivier Hainque <hainque@adacore.com>
12023 * config/pa/pa.c (output_call): Don't optimize post call jumps
12024 into return address adjustments if the call may throw.
12026 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
12028 * arm.c (thumb1_output_casesi): New function.
12029 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
12030 optimizing for size or PIC.
12031 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
12032 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
12033 (casesi): Handle Thumb-1 when optimizing for size or PIC.
12034 (thumb1_casesi_internal_pic): New expand rule.
12035 (thumb1_casesi_dispatch): New pattern.
12036 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
12038 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
12039 in the text seciton when PIC or optimizing for size.
12040 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
12041 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
12042 preservation properties of code.
12043 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
12044 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
12045 (__gnu_thumb1_case_si): New function.
12046 * t-arm (LIB1ASMSRC): Define here.
12047 (LIB1ASMFUNCS): Add some common functions.
12048 * t-arm-elf (LIB1ASMSRC): Delete.
12049 (LIB1ASMFUNCS): Append to existing set.
12050 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12051 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12052 * t-symbian (LIB1ASMFUNCS): Likewise.
12053 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12054 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12056 2009-06-21 Richard Guenther <rguenther@suse.de>
12058 PR tree-optimization/38729
12059 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
12060 to loops with a single exit if -fno-expensive-optimizations.
12062 2009-06-21 Jakub Jelinek <jakub@redhat.com>
12064 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
12065 (dataflow_set): Change vars type from htab_t to shared_hash.
12066 (shared_hash_pool, empty_shared_hash): New variables.
12067 (vars_clear): Removed.
12068 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
12069 shared_hash_find_slot_unshare, shared_hash_find_slot,
12070 shared_hash_find_slot_noinsert, shared_hash_find): New
12072 (shared_hash_unshare, shared_hash_destroy): New functions.
12073 (unshare_variable): Unshare set->vars if shared, use
12075 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
12076 (get_init_value, find_src_set_src, dump_dataflow_set,
12077 clobber_variable_part, emit_notes_for_differences): Use
12079 (dataflow_set_init): Remove second argument, set vars to
12080 empty_shared_hash instead of creating a new htab.
12081 (dataflow_set_clear): Call shared_hash_destroy and set vars
12082 to empty_shared_hash instead of calling vars_clear.
12083 (dataflow_set_copy): Don't call vars_copy, instead just share
12084 the src htab with dst.
12085 (variable_union): Use shared_hash_*, use initially NO_INSERT
12086 lookup if set->vars is shared. Don't keep slot cleared before
12087 calling unshare_variable. Unshare set->vars if needed.
12088 Even ->refcount == 1 vars must be unshared if set->vars is shared
12089 and var needs to be modified.
12090 (variable_canonicalize): New function.
12091 (dataflow_set_union): If dst->vars is empty, just share src->vars
12092 with dst->vars and traverse with variable_canonicalize to canonicalize
12093 and unshare what is needed.
12094 (dataflow_set_different): If old_set and new_set use the same shared
12095 htab, they aren't different. If number of htab elements is different,
12096 htabs are different. Use shared_hash_*.
12097 (dataflow_set_destroy): Call shared_hash_destroy instead of
12099 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
12100 second argument to dataflow_set_init.
12101 (vt_initialize): Likewise. Initialize shared_hash_pool and
12102 empty_shared_hash, move bb in/out initialization afterwards.
12103 Use variable_htab_free instead of NULL as changed_variables del hook.
12104 (variable_was_changed): Change type of second argument to pointer to
12105 dataflow_set. When inserting var into changed_variables, bump
12106 refcount. Unshare set->vars if set is shared htab and slot needs to
12108 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
12109 lookup if set->vars is shared. Unshare set->vars if needed.
12110 Even ->refcount == 1 vars must be unshared if set->vars is shared
12111 and var needs to be modified. Adjust variable_was_changed caller.
12112 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
12113 vars must be unshared if set->vars is shared and var needs to be
12114 modified. Adjust variable_was_changed caller.
12115 (emit_note_insn_var_location): Don't pool_free var.
12116 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
12118 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
12119 free_alloc_pool on shared_hash_pool.
12121 2009-06-20 Anthony Green <green@moxielogic.com>
12123 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
12124 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
12126 2009-06-20 Richard Guenther <rguenther@suse.de>
12128 * tree-ssa-structalias.c (find_func_aliases): For memset use
12129 a constraint from NULL if we memset to zero.
12130 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
12131 we explicitly handle that do not read from memory.
12132 (call_may_clobber_ref_p_1): Properly handle builtins that may
12135 2009-06-20 Richard Guenther <rguenther@suse.de>
12137 PR tree-optimization/40495
12138 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
12139 (new_scalar_tmp_constraint_exp): New function.
12140 (process_constraint): Do not create temporary decls.
12141 (process_all_all_constraints): Likewise.
12142 (handle_const_call): Likewise.
12143 (create_function_info_for): Do not set decl.
12145 2009-06-19 Ian Lance Taylor <iant@google.com>
12147 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
12148 (rs6000_attribute_table): Make static; move before use.
12150 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
12152 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
12153 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
12154 Propagate the TREE_READONLY flag without overwriting it.
12155 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
12156 Propagate the TREE_READONLY flag onto the result.
12157 (process_call_operands): Move around. Use correct constant value.
12159 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12162 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
12163 * config/arm/arm.md: Likewise.
12165 2009-06-19 Ian Lance Taylor <iant@google.com>
12167 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
12168 to GIMPLE_ERROR_MARK.
12170 * c-typeck.c (build_conditional_expr): Add op1_original_type and
12171 op2_original_type parameters. Warn about using different enum types.
12172 * c-parser.c (c_parser_conditional_expression): Pass original
12173 types to build_conditional_expr.
12174 * c-tree.h (build_conditional_expr): Update declaration.
12176 2009-06-19 Ian Lance Taylor <iant@google.com>
12178 * config/i386/i386.c (ix86_function_specific_save): Test that
12179 fields match values, rather than testing the values are in a
12182 2009-06-19 Richard Guenther <rguenther@suse.de>
12184 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
12185 ADDR_EXPR pointers.
12186 (ptr_derefs_may_alias_p): Likewise.
12187 (ptr_deref_may_alias_ref_p_1): New function.
12188 (ptr_deref_may_alias_ref_p): Likewise.
12189 (ref_maybe_used_by_call_p_1): Handle builtins that are not
12190 covered by looking at the ESCAPED solution.
12191 (call_may_clobber_ref_p_1): Likewise.
12192 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
12193 Handle NULL_TREE offset. Do not produce redundant constraints.
12194 (process_all_all_constraints): New helper function.
12195 (do_structure_copy): Use it.
12196 (handle_lhs_call): Likewise.
12197 (find_func_aliases): Handle some builtins with pointer arguments
12198 and/or return values explicitly.
12200 2009-06-19 Ian Lance Taylor <iant@google.com>
12202 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
12204 2009-06-19 Ian Lance Taylor <iant@google.com>
12206 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
12208 2009-06-19 Ian Lance Taylor <iant@google.com>
12210 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
12211 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
12214 * c-decl.c (finish_decl): If -Wc++-compat, warn about
12215 uninitialized const.
12217 2009-06-19 Ian Lance Taylor <iant@google.com>
12219 * dse.c (struct store_info): Rename bitmap field to bmap. Change
12222 * c-decl.c (in_struct, struct_types): Remove.
12223 (struct c_binding): Add in_struct field.
12224 (c_binding_ptr): Define type, along with VEC.
12225 (struct c_struct_parse_info): Define.
12226 (struct_parse_info): New static variable.
12227 (bind): Initialize in_struct field.
12228 (start_struct): Remove enclosing_in_struct and
12229 enclosing_struct_types parameters. Add
12230 enclosing_struct_parse_info parameter. Change all callers. Set
12231 struct_parse_info rather than in_struct and struct_types.
12232 (grokfield): If -Wc++-compat and there is a symbol binding for the
12233 field name, set the in_struct flag and push it on the
12234 struct_parse_info->fields vector.
12235 (warn_cxx_compat_finish_struct): New static function.
12236 (finish_struct): Remove enclosing_in_struct and
12237 enclosing_struct_types parameters. Add
12238 enclosing_struct_parse_info parameter. Change all callers. Don't
12239 set C_TYPE_DEFINED_IN_STRUCT here. Call
12240 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
12241 parameter. Only push on struct_types if warn_cxx_compat.
12242 (finish_enum): Only push on struct_types if warn_cxx_compat.
12243 (declspecs_add_type): Add loc parameter. Change all callers.
12244 Change all error calls to error_at. Pass loc, not input_location,
12245 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
12246 defined in a struct. If -Wc++-compat and parsing a struct, record
12247 that a typedef name was used.
12248 * c-parser.c (c_parser_declspecs): Get location to pass to
12249 declspecs_add_type.
12250 (c_parser_struct_or_union_specifier): Update calls to start_struct
12252 * c-tree.h (struct c_struct_parse_info): Declare.
12253 (finish_struct, start_struct): Update declarations.
12254 (declspecs_add_type): Update declaration.
12256 2009-06-19 Ian Lance Taylor <iant@google.com>
12258 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
12259 variable with an anonymous type.
12261 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
12263 * see.c: Remove for real.
12265 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
12267 * optabs.h (enum optab_index): Add new OTI_significand.
12268 (significand_optab): Define corresponding macro.
12269 * optabs.c (init_optabs): Initialize significand_optab.
12270 * genopinit.c (optabs): Implement significand_optab using
12271 significand?f2 patterns.
12272 * builtins.c (expand_builtin_mathfn): Handle
12273 BUILT_IN_SIGNIFICAND{,F,L}.
12274 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
12275 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
12277 * config/i386/i386.md (significandxf2, significand<mode>2): New
12278 expanders to implement significandf, significand and significandl
12279 built-ins as inline x87 intrinsics.
12281 2009-06-18 Anatoly Sokolov <aesok@post.ru>
12283 * config/avr/avr.c (avr_override_options): Remove setting value of
12284 PARAM_INLINE_CALL_COST.
12286 2009-06-18 Richard Henderson <rth@redhat.com>
12289 * tree-pass.h (TDF_ASMNAME): New.
12290 * tree-dump.c (dump_options): Add asmname.
12291 * doc/invoke.texi: Document it.
12293 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
12294 (dump_decl_name): ...here.
12295 (dump_function_name): New flags arg; mind TDF_ASMNAME.
12296 (dump_generic_node): Update dump_function_name calls.
12297 (print_call_name): New flags arg; update all dump calls.
12298 * diagnostic.h (print_call_name): Update.
12299 * gimple-pretty-print.c (dump_gimple_call): Update.
12301 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
12304 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
12306 2009-06-18 Diego Novillo <dnovillo@google.com>
12308 * doc/plugins.texi: Document plugin_is_GPL_compatible.
12309 * plugin.c (str_license): Declare.
12310 (try_init_one_plugin): Assert that the symbol
12311 'plugin_is_GPL_compatible' exists.
12313 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
12316 * Makefile.in (OBJS-common): Remove see.o.
12318 * common.opt (fsee): Mark as preserved for backward compatibility.
12319 * opts.c (common_handle_option): Add OPT_fsee to the backward
12320 compatibility section.
12321 * passes.c (init_optimization_passes, pass_see): Remove pass.
12322 * timevar.def (TV_SEE): Remove.
12323 * tree-pass.h (pass_see): Remove declaration.
12324 * doc/invoke.texi (-fsee): Remove documentation.
12326 2009-06-18 Martin Jambor <mjambor@suse.cz>
12328 * tree-sra.c: Include statistics.h
12329 (sra_stats): New variable.
12330 (sra_initialize): Clear sra_stats.
12331 (create_access_replacement): Increment sra_stats.replacements.
12332 (get_access_replacement): Do not return twice.
12333 (analyze_all_variable_accesses): Increment statistics counter by the
12334 number of scalarized aggregates.
12335 (generate_subtree_copies): Increment sra_stats.subtree_copies.
12336 (sra_modify_expr): Increment sra_stats.exprs.
12337 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
12338 (sra_modify_assign): Increment sra_stats.exprs,
12339 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
12340 (perform_intra_sra): Update statistics counters.
12341 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
12343 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
12345 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
12346 (arm_scalar_mode_supported_p): New function.
12348 2009-06-18 Paul Brook <paul@codesourcery.com>
12349 Sandra Loosemore <sandra@codesourcery.com>
12351 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
12352 (__extendhfsf2, __truncsfhf2): Define.
12353 * config/arm/fp16.c: New file.
12354 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
12355 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
12357 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
12359 * doc/extend.texi (Half-Precision): New section.
12360 * doc/invoke.texi (Option Summary): List -mfp16-format.
12361 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
12362 * config/arm/arm.opt (mfp16-format=): New.
12363 * config/arm/arm.c: Include intl.h.
12364 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
12365 (TARGET_INVALID_RETURN_TYPE): Redefine.
12366 (TARGET_PROMOTED_TYPE): Redefine.
12367 (TARGET_CONVERT_TO_TYPE): Redefine.
12368 (arm_fp16_format): Define.
12369 (all_fpus): Add entry for neon-fp16.
12370 (fp_model_for_fpu): Likewise.
12371 (struct fp16_format): Declare.
12372 (all_fp16_formats): Define.
12373 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
12375 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
12377 (arm_legitimate_index_p): Treat HFmode like HImode.
12378 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
12379 (coproc_secondary_reload_class): Special-case HFmode.
12380 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
12381 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
12382 (arm_init_fp16_builtins): New.
12383 (arm_init_builtins): Call it.
12384 (arm_invalid_parameter_type): New.
12385 (arm_invalid_return_type): New.
12386 (arm_promoted_type): New.
12387 (arm_convert_to_type).
12388 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
12390 (arm_emit_fp16_const): New function.
12391 (arm_mangle_type): Mangle __fp16 as "Dh".
12392 * config/arm/arm.h (TARGET_VFPD32): Make it know about
12394 (TARGET_NEON_FP16): New.
12395 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
12396 (enum fputype): Add FPUTYPE_NEON_FP16.
12397 (enum arm_fp16_format_type): Declare.
12398 (arm_fp16_format): Declare.
12399 (LARGEST_EXPONENT_IS_NORMAL): Define.
12400 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
12401 * config/arm/arm-modes.def (HFmode): Define.
12402 * config/arm/vfp.md: (*movhf_vfp): New.
12403 (extendhfsf2): New.
12405 * config/arm/arm.md: (fpu): Add neon_fp16.
12406 (floatsihf2, floatdihf2): New.
12407 (fix_trunchfsi2, fix_trunchfdi2): New.
12409 (extendhfdf2): New.
12411 (*arm32_movhf): New.
12412 (*thumb1_movhf): New.
12413 (consttable_2): Add check for HFmode constants.
12414 (consttable_4): Handle HFmode constants.
12416 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
12418 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
12420 2009-06-17 Olivier Hainque <hainque@adacore.com>
12422 * collect2.c (main): Use CONST_CAST2 to perform char ** to
12423 const char ** conversion in AIX specific section.
12425 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
12427 * config/i386/i386.c (ix86_special_builtin_type): Remove
12428 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
12429 (bdesc_special_args): Updated.
12430 (ix86_init_mmx_sse_builtins): Likewise.
12431 (ix86_expand_special_args_builtin): Likewise.
12433 2009-06-17 Richard Henderson <rth@redhat.com>
12435 * tree-pretty-print.c (maybe_dump_asm_name): New.
12436 (dump_decl_name): Use it.
12437 (PRINT_FUNCTION_NAME): Merge into...
12438 (dump_function_name): ... here. Use maybe_dump_asm_name.
12440 2009-06-17 Cary Coutant <ccoutant@google.com>
12442 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
12444 * debug.c (struct gcc_debug_hooks): Change placeholder for
12446 (debug_nothing_int_charstar_int): Replaced by...
12447 (debug_nothing_int_charstar_int_bool): ...this.
12448 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
12449 source_line prototype.
12450 (debug_nothing_int_charstar_int): Replaced by...
12451 (debug_nothing_int_charstar_int_bool): ...this.
12452 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
12453 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
12454 Output is_stmt operand when necessary.
12455 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
12456 (notice_source_line): Add is_stmt parameter.
12457 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
12458 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
12460 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
12461 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
12463 2009-06-17 Ian Lance Taylor <iant@google.com>
12465 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
12467 (struct store_by_pieces_d): Rename from store_by_pieces. Change
12470 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
12472 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
12473 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
12474 tree_strip_sign_nop_conversions and
12475 tree_ssa_strip_useless_type_conversions rather than stripping
12476 the operations here.
12477 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
12479 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
12480 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
12481 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
12482 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
12485 2009-06-17 Michael Eager <eager@eagercon.com>
12487 * config/rs6000/constraints.md (register_constraint "d"): New.
12488 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
12489 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
12490 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
12491 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
12492 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
12493 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
12494 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
12495 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
12496 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
12497 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
12499 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
12500 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
12501 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
12502 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
12503 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
12504 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
12505 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
12506 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
12507 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
12508 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
12509 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
12510 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
12511 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
12512 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
12514 2009-06-16 Ian Lance Taylor <iant@google.com>
12516 * profile.c (total_num_never_executed): Don't define.
12517 (compute_branch_probabilities): Don't count or print
12518 num_never_executed.
12519 (init_branch_prob): Don't set total_num_never_executed.
12520 (end_branch_prob): Don't print total_num_never_executed.
12522 2009-06-17 David Daney <ddaney@caviumnetworks.com>
12524 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
12526 2009-06-17 David Edelsohn <edelsohn@gnu.org>
12528 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
12529 (nabstd2_fpr): Same.
12531 2009-06-17 Steve Ellcey <sje@cup.hp.com>
12533 * expr.c (expand_assignment): Change complex type check.
12535 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
12537 * doc/plugins.texi (Building GCC plugins): Added new section.
12539 2009-06-17 Ian Lance Taylor <iant@google.com>
12541 * c-pch.c (get_ident): Don't set size of templ array.
12542 (pch_init): Don't set size of partial_pch array.
12544 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
12545 string constant to intialize an array whose size is the length of
12548 2009-06-17 Richard Guenther <rguenther@suse.de>
12550 PR tree-optimization/40389
12551 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
12552 to addressable types.
12553 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
12555 2009-06-17 Richard Guenther <rguenther@suse.de>
12557 PR middle-end/40460
12558 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
12559 if there is no evolution of left in the loop bail out.
12560 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
12561 chrec_fold_multiply.
12563 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
12564 Janis Johnson <janis187@us.ibm.com>
12567 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
12568 for the symbol ref of a constant that is the source of a move
12569 - nor for any other not-obvious-label-ref constants.
12571 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
12573 * plugin.c (position_pass): Skip newly inserted pass during list
12574 traversal to avoid repeated insertion.
12576 2009-06-16 Ian Lance Taylor <iant@google.com>
12578 * vec.h (VEC_stack_alloc): Define different version if
12579 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
12580 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
12581 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
12582 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
12584 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
12586 * config.gcc (extra_headers): Add ia32intrin.h for x86.
12588 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
12589 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
12590 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
12591 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
12592 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
12593 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
12594 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
12595 (bdesc_special_args): Add __builtin_ia32_rdtsc and
12596 __builtin_ia32_rdtscp.
12597 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
12598 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
12599 and __builtin_ia32_rorhi.
12600 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
12601 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
12602 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
12603 (ix86_expand_args_builtin): Likewise.
12604 (ix86_expand_special_args_builtin): Likewise.
12606 * config/i386/i386.md (UNSPECV_RDTSCP): New.
12607 (UNSPECV_RDTSC): Likewise.
12608 (UNSPECV_RDPMC): Likewise.
12609 (*bsr): Renamed to ...
12611 (*bsr_rex64): Renamed to ...
12614 (*rdpmc): Likewise.
12615 (*rdpmc_rex64): Likewise.
12617 (*rdtsc): Likewise.
12618 (*rdtsc_rex64): Likewise.
12619 (rdtscp): Likewise.
12620 (*rdtscp): Likewise.
12621 (*rdtscp_rex64): Likewise.
12623 * config/i386/ia32intrin.h: New.
12625 * config/i386/x86intrin.h: Include <ia32intrin.h>.
12627 2009-06-16 Ian Lance Taylor <iant@google.com>
12629 * ira-build.c (copy_info_to_removed_store_destinations):
12630 Initialize parent_a.
12632 2009-06-16 Ian Lance Taylor <iant@google.com>
12634 * c-decl.c (grokdeclarator): Change size_varies to bool.
12636 2009-06-16 Ian Lance Taylor <iant@google.com>
12638 * sel-sched.c: Make forward declarations of move_op_hooks and
12639 fur_hooks explicitly extern.
12641 2009-06-16 Ian Lance Taylor <iant@google.com>
12643 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
12644 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
12646 2009-06-16 Ian Lance Taylor <iant@google.com>
12648 * resource.c (mark_referenced_resources): Change
12649 include_delayed_effects parameter to bool. Change all callers.
12650 (mark_end_of_function_resources): Likewise.
12651 * reorg.c (insn_references_resource_p): Likewise.
12652 (insn_sets_resource_p): Likewise.
12653 * resource.h (mark_referenced_resources): Update declaration.
12654 (mark_end_of_function_resources): Update declaration.
12656 2009-06-16 David Edelsohn <edelsohn@gnu.org>
12658 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
12660 2009-06-16 David Edelsohn <edelsohn@gnu.org>
12662 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
12663 GCC can bootstrap on AIX with GNU Binutils 2.20.
12665 2009-06-16 Ian Lance Taylor <iant@google.com>
12667 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
12669 2009-06-16 Ian Lance Taylor <iant@google.com>
12671 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
12672 inline, not extern inline.
12673 (exact_log2): Likewise.
12674 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
12676 (exact_log2): Likewise, but don't test CTZ_HWI.
12678 2009-06-16 Ian Lance Taylor <iant@google.com>
12680 * bitmap.c (bitmap_clear): Don't declare as inline.
12681 * gimple.c (gimplify_assign): Likewise.
12682 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
12683 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
12684 (sched_scan_info): Remove duplicate definition.
12686 2009-06-16 Ian Lance Taylor <iant@google.com>
12688 * c-common.c (skip_evaluation): Don't define.
12689 (c_inhibit_evaluation_warnings): Define global variable.
12690 (overflow_warning): Check c_inhibit_evaluation_warnings rather
12691 than skip_evaluation.
12692 (convert_and_check, warn_for_div_by_zero): Likewise.
12693 * c-common.h (skip_evaluation): Don't declare.
12694 (c_inhibit_evaluation_warnings): Declare.
12695 * c-parser.c (c_parser_typeof_specifier): Set
12696 c_inhibit_evaluation_warnings rather than skip_evaluation.
12697 (c_parser_conditional_expression): Likewise.
12698 (c_parser_binary_expression): Likewise.
12699 (c_parser_sizeof_expression): Likewise.
12700 (c_parser_alignof_expression): Likewise.
12701 * c-typeck.c (build_indirect_ref): Check
12702 c_inhibit_evaluation_warnings rather than skip_evaluation.
12703 (build_conditional_expr, build_binary_op): Likewise.
12705 2009-06-16 Richard Guenther <rguenther@suse.de>
12707 * tree-ssa-alias.c (is_escape_site): Remove.
12708 * tree-ssa-alias.h (enum escape_type): Remove.
12709 (is_escape_site): Likewise.
12710 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
12711 via casts and asms without deferring to is_escape_site.
12713 2009-06-16 Jakub Jelinek <jakub@redhat.com>
12715 PR middle-end/40446
12716 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
12717 use gen_lowpart if op0 has complex mode.
12719 2009-06-16 Richard Guenther <rguenther@suse.de>
12721 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
12722 variables add them to ESCAPED.
12723 (find_func_aliases): Do not make all indirectly stored values escaped.
12725 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
12727 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
12728 make_decl_one_only.
12730 2009-06-16 Martin Jambor <mjambor@suse.cz>
12732 PR tree-optimization/40432
12733 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
12734 check whether we need to force gimple register operand.
12736 2009-06-16 Martin Jambor <mjambor@suse.cz>
12738 PR tree-optimization/40413
12739 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
12740 build_ref_for_offset.
12741 (propagate_subacesses_accross_link): Fix a typo in a comment.
12743 2009-06-16 Ira Rosen <irar@il.ibm.com>
12745 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
12746 with additional parameter.
12747 * tree-vectorizer.h (enum vect_def_type): Add new value
12749 (enum vect_relevant): Add comments.
12750 (vect_is_simple_reduction): Add new argument.
12751 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
12752 Detect nested cycles.
12753 (vect_is_simple_reduction): Update documentation, add an argument to
12754 distinguish inner-loop reduction from nested cycle, detect nested
12755 cycles, fix printings and indentation, don't swap operands in case
12757 (get_initial_def_for_reduction): Handle subtraction.
12758 (vect_create_epilog_for_reduction): Add new argument to specify
12759 reduction variable.
12760 (vect_finalize_reduction): Handle subtraction, fix comments.
12761 (vectorizable_reduction): Handle nested cycles. In case of nested
12762 cycle keep track of the reduction variable position. Call
12763 vect_is_simple_reduction with additional parameter. Use original
12764 statement code in reduction epilogue for nested cycle. Call
12765 vect_create_epilog_for_reduction with additional parameter.
12766 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
12767 inner-loop vectorization.
12768 (vect_recog_widen_sum_pattern): Likewise.
12769 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
12771 (vect_mark_stmts_to_be_vectorized): Likewise.
12772 (vect_get_vec_def_for_operand): Handle nested cycles.
12774 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12776 * doc/invoke.texi (Debugging Options): Fix option index entries
12777 for -fdump-statistics, -frandom-seed add entries for
12778 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
12779 (FRV Options): Fix entries for -mTLS, -mtls.
12780 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
12781 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
12782 (M68hc1x Options): Fix @itemx for -mnominmax.
12783 (MCore Options): Fix entry for -mno-lsim.
12784 (MMIX Options): Fix entry for -mabi=mmixware.
12785 (PDP-11 Options): Fix entry for -mbcopy-builtin.
12787 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
12789 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
12790 Mention the plugin mode of gengtype.
12791 * doc/gty.texi (Source Files Containing Type Information): Likewise.
12792 * gengtype.c: Updated copyright.
12793 (plugin_files, nb_plugin_files) Added new static variables.
12794 (measure_input_list) Care about plugin_files.
12795 (write_rtx_next): Added early return in plugin mode.
12796 (create_file): Updated copyright year in generated file. Added
12798 (oprintf): Added early return if NULL outf.
12799 (get_output_file_with_visibility): Care of plugin_files.
12800 (get_output_file_name): May return null.
12801 (write_local): Added early return.
12802 (put_mangled_filename): Ditto.
12803 (finish_root_table): Added check for base_files.
12804 (write_roots): Care about null when plugins.
12805 (main): Added plugin mode.
12807 2009-06-15 Ian Lance Taylor <iant@google.com>
12809 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
12810 * gcov.c (read_count_file): Add braces around variables declared
12813 * c.opt (Wjump-misses-init): New warning.
12814 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
12815 -Wall and -Wc++-compat if not already set.
12816 (c_common_post_options): Clear warn_jump_misses_init if it was not
12818 * c-decl.c (struct c_binding): Change type field to a union with
12819 new label field. Make it the first field in the struct. Update
12820 references to type to use u.type instead.
12821 (struct c_spot_bindings): Define.
12822 (struct c_goto_bindings): Define.
12823 (c_goto_bindings_p): Define, along with VECs.
12824 (struct c_label_vars): Define.
12825 (struct c_scope): Add has_label_bindings field.
12826 (bind_label, set_spot_bindings): New static functions.
12827 (decl_jump_unsafe, update_spot_bindings): New static functions.
12828 (update_label_decls): New static function.
12829 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
12830 Update binding u.label field to shadowed field.
12831 (c_binding_start_stmt_expr): New function.
12832 (c_binding_end_stmt_expr): New function.
12833 (pushdecl): Don't call c_begin_vm_scope.
12834 (make_label): Add defining and p_label_vars parameters. Change
12836 (lookup_label): Correct test for whether a label has not yet been
12837 defined. Call bind_label rather than bind.
12838 (warn_about_goto): New static function.
12839 (lookup_label_for_goto): New function.
12840 (declare_label): Call bind_label rather than bind.
12841 (check_earlier_gotos): New static function.
12842 (define_label): Don't give errors about jumping into statement
12843 expressions or scopes of variably modified types. Call
12844 set_spot_bindings and check_earlier_gotos. Call bind_label
12845 instead of bind. Don't set label_context_stack_se or
12846 label_context_stack_vm.
12847 (c_get_switch_bindings): New function.
12848 (c_release_switch_bindings): New function.
12849 (c_check_switch_jump_warnings): New function.
12850 (start_function): Don't set label_context_stack_se or
12851 label_context_stack_vm.
12852 (finish_function): Likewise.
12853 * c-typeck.c (label_context_stack_se): Don't define.
12854 (label_context_stack_vm): Don't define.
12855 (c_finish_goto_label): Call lookup_label_for_goto rather than
12856 lookup_label. Don't give errors about jumping into a statement
12857 expression or the scope of a variably modified type. Don't set
12858 label_context_stack_se or label_context_stack_vm.
12859 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
12860 fields. Add bindings field.
12861 (c_start_case): Don't set deleted fields. Set bindings field.
12862 (do_case): Rework order of tests. Don't check blocked_stmt_expr
12863 or blocked_vm. Call c_check_switch_jump_warnings.
12864 (c_finish_case): Don't test blocked_stmt_expr field. Call
12865 c_release_switch_bindings.
12866 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
12867 c_switch_stack. Don't walk label_context_stack_se labels. Don't
12868 set label_context_stack_se. Call c_bindings_start_stmt_expr.
12869 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
12870 c_switch_stack. Don't walk label_context_stack_se labels. Don't
12871 set label_context_stack_se. Call c_bindings_end_stmt_expr.
12872 (c_begin_vm_scope, c_end_vm_scope): Don't define.
12873 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
12874 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
12875 (C_DECL_UNJUMPABLE_VM): Don't define.
12876 (C_DECL_UNDEFINABLE_VM): Don't define.
12877 (struct c_label_list): Don't define.
12878 (struct c_label_context_se): Don't define.
12879 (struct c_label_context_vm): Don't define.
12880 (struct c_spot_bindings): Declare.
12881 (c_bindings_start_stmt_expr): Declare.
12882 (c_bindings_end_stmt_expr): Declare.
12883 (lookup_label_for_goto): Declare.
12884 (c_get_switch_bindings, c_release_switch_bindings): Declare.
12885 (c_check_switch_jump_warnings): Declare.
12886 (label_context_stack_se, label_context_stack_vm): Don't declare.
12887 (c_finish_goto_label): Update declaration.
12888 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
12889 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
12890 (Warning Options): Document -Wjump-misses-init.
12892 2009-06-15 Jakub Jelinek <jakub@redhat.com>
12894 * tree-object-size.c (addr_object_size): Fix a pasto in the last
12897 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
12899 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
12901 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
12903 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
12905 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
12907 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
12909 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
12911 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
12912 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
12913 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
12914 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
12915 * dwarf2asm.c (dw2_force_const_mem): Update call to
12916 make_decl_one_only.
12917 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
12918 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
12919 * langhooks.c (lhd_comdat_group): Remove.
12920 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
12921 * tree.h (DECL_COMDAT_GROUP): New.
12922 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
12923 (tree_decl_with_vis): Add comdat_group. Remove one_only.
12924 (make_decl_one_only): Change signature.
12925 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
12926 make_decl_one_only.
12927 (make_decl_one_only): Change signature.
12928 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
12930 2009-06-15 Richard Guenther <rguenther@suse.de>
12932 PR middle-end/40439
12933 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
12935 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12937 * tree-ssa-math-opts.c: Remove extra divide.
12939 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12941 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
12943 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12945 * passes.c: Add bswap pass.
12946 * tree-pass.h: Add pass_optimize_bswap declaration.
12947 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
12948 Include rtl.h, expr.h and optabs.h for optab_handler check.
12949 (struct symbolic_number, pass_optimize_bswap): New definition.
12950 (do_shift_rotate, verify_symbolic_number_p): New functions.
12951 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
12952 (gate_optimize_bswap): New function.
12953 * tree.c (widest_int_cst_value): New function.
12954 * tree.h (widest_int_cst_value): Prototype added.
12956 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
12958 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
12959 REG_EQUAL/REG_EQUIV notes.
12961 2009-06-14 Richard Guenther <rguenther@suse.de>
12963 PR middle-end/40389
12964 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
12965 has its address taken if NRV was applied and it is addressable.
12966 * tree-ssa-structalias.c (get_constraint_for_address_of): New
12967 function split out from ...
12968 (get_constraint_for_1): ... here.
12969 (handle_rhs_call): Use it to mark the return slot escaped if
12970 it is addressable and NRV was applied.
12972 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
12974 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
12975 Change first argument type to location_t.
12976 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
12977 Do not set input_location.
12978 Use loc instead of input_location throughout.
12980 2009-06-13 Richard Guenther <rguenther@suse.de>
12982 PR tree-optimization/40421
12983 * tree-predcom.c (should_unroll_loop_p): Remove.
12984 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
12986 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
12988 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
12989 Add location argument.
12991 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
12993 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
12995 * config/s390/s390.c (s390_build_builtin_va_list): Same.
12996 (s390_gimplify_va_arg): Pass location to create_artificial_label.
12997 * config/spu/spu-protos.h: Add location to
12998 spu_resolve_overloaded_builtin.
12999 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
13000 spu_build_builtin_va_list.
13001 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
13002 argument. Pass location to build_function_call_vec.
13003 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
13005 (emit_fpu_switch): Same.
13006 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
13007 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
13008 to build_decl and create_artificial_label.
13009 (xtensa_gimplify_va_arg_expr): Same.
13010 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
13011 (xstormy16_gimplify_va_arg_expr): Same.
13012 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
13013 * config/arm/arm.c (arm_build_builtin_va_list): Same.
13014 * config/mips/mips.c (mips_build_builtin_va_list): Same.
13015 (mips16_build_function_stub): Same.
13016 (mips16_build_call_stub): Same.
13018 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
13021 * arm/constraints.md (Pa, Pb): New constraints.
13022 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
13023 split pattern to deal with them.
13025 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
13027 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
13028 fix index entry for -Xpreprocessor.
13030 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13032 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13033 Add location argument to build_decl call.
13034 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
13035 (rs6000_init_builtins): Same.
13036 (spe_init_builtins): Same.
13037 (rs6000_gimplify_va_arg): Add location argument to
13038 create_artificial_label call.
13040 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
13042 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
13043 * combine-stack-adj.c (pass_stack_adjustments): Use it.
13044 * Makefile.in: Fix GGC dependency for gcse.o.
13046 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13048 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
13049 * gimple-pretty-print.c (dump_gimple_stmt): Same.
13050 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
13052 * c-parser.c (c_parser_binary_expression): Use current column while
13053 building binary operations.
13054 * common.opt (fshow-column): Enable by default.
13055 * tree-vrp.c (check_array_ref): Use warning_at.
13056 (check_array_bounds): Use location from call back if expr has no
13058 * tree.h: Add location argument to maybe_fold_*.
13059 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
13060 (maybe_fold_offset_to_array_ref): Add location argument and use it.
13061 (maybe_fold_offset_to_component_ref): Same.
13062 (maybe_fold_offset_to_reference): Same.
13063 (maybe_fold_offset_to_address): Same.
13064 (maybe_fold_stmt_indirect): Same.
13065 (maybe_fold_stmt_addition): Same.
13066 (fold_stmt_r): Pass location to maybe_fold_*.
13067 (fold_gimple_assign): Same.
13068 * c-tree.h: Add location argument to finish_decl,
13069 default_function_array_conversion, store_init_value.
13070 * c-decl.c (define_label): Use error_at.
13071 (c_make_fname_decl): Pass location to finish_decl.
13072 (finish_decl): New location argument.
13073 (build_compound_literal): Pass location to store_init_value.
13074 (grokdeclarator): Pass location to finish_decl.
13076 * c-typeck.c (array_to_pointer_conversion): New location argument.
13077 (function_to_pointer_conversion): Same.
13078 (default_function_array_conversion): Same.
13079 (parser_build_unary_op): Pass location to overflow_warning.
13080 (parser_build_binary_op): Same. Use warning_at.
13081 (build_unary_op): Pass location to array_to_pointer_conversion.
13082 (build_c_cast): Pass location to digest_init.
13083 (build_modify_expr): New location argument.
13084 (convert_for_assignment): Same.
13085 (store_init_value): Same.
13086 (digest_init): Same.
13087 (output_init_element): Pass location to digest_init and
13088 array_to_pointer_conversion.
13089 (c_finish_return): Pass location to convert_for_assignment.
13090 * gimplify.c (gimplify_conversion): Pass location to
13091 maybe_fold_offset_to_address.
13092 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
13093 to maybe_fold_stmt_addition.
13094 * c-omp.c (c_finish_omp_atomic): Pass new location to
13096 (c_finish_omp_for): Same.
13097 * c-common.c (overflow_warning): New argument.
13098 * c-common.h: New argument to build_modify_expr, overflow_warning.
13099 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
13101 (c_parser_initializer): Pass location to
13102 default_function_array_conversion.
13103 (c_parser_initelt): Same.
13104 (c_parser_initval): Same.
13105 (c_parser_asm_operands): Same.
13106 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
13107 (c_parser_conditional_expression): Same.
13108 (c_parser_binary_expression): Add location info to stack. Use it.
13109 (c_parser_unary_expression): Pass location to
13110 default_function_array_conversion, parser_build_unary_op,
13111 build_indirect_ref, c_parser_postfix_expression_after_primary.
13112 (c_parser_postfix_expression_after_primary): New location argument.
13114 (c_parser_expression_conv): Pass location to
13115 default_function_array_conversion.
13116 (c_parser_expr_list): Same.
13117 (c_parser_omp_atomic): Same.
13118 (c_parser_omp_for_loop): Same.
13119 * c-tree.h: (struct c_declarator): Add comment to id_loc.
13120 (build_array_declarator): New argument.
13121 * c-decl.c (build_array_declarator): Add location argument.
13122 (grokdeclarator): Set id_loc for cdk_array.
13123 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
13124 build_array_declarator.
13125 * tree.c (build_omp_clause): Add location argument.
13126 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
13127 (OMP_CLAUSE_LOCATION): New macro.
13128 (struct tree_omp_clause): Add location field.
13129 (build_omp_clause): Add argument.
13130 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
13131 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
13133 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
13134 (cp_parser_omp_clause_collapse): Same.
13135 (cp_parser_omp_clause_default): Same.
13136 (cp_parser_omp_clause_if): Same.
13137 (cp_parser_omp_clause_nowait): Same.
13138 (cp_parser_omp_clause_num_threads): Same.
13139 (cp_parser_omp_clause_ordered): Same.
13140 (cp_parser_omp_clause_schedule): Same.
13141 (cp_parser_omp_clause_untied): Same.
13142 (cp_parser_omp_for_loop): Same.
13143 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
13144 * c-tree.h (c_start_case): Add location argument.
13145 (c_process_expr_stmt): Same.
13146 (c_finish_goto_*): Same.
13147 * tree-parloops.c (initialize_reductions): Pass location to
13149 (create_parallel_loop): Same.
13150 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
13151 (gfc_trans_omp_reduction_list): Same.
13152 (gfc_trans_omp_clauses): Same.
13153 (gfc_trans_omp_do): Same.
13154 * c-typeck.c (c_finish_goto_label): Same.
13155 (c_finish_goto_ptr): New location argument.
13156 (c_start_case): Same.
13157 (emit_side_effect_warnings): Same.
13158 (c_process_expr_stmt): Same.
13159 (c_finish_stmt_expr): Same.
13160 (c_finish_omp_clauses): Use error_at instead of error.
13161 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
13163 * c-omp.c (c_split_parallel_clauses): New location argument.
13164 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
13165 to build_omp_clause.
13166 (convert_local_reference_stmt): Same.
13167 (convert_gimple_call): Same.
13168 * c-common.h (c_split_parallel_clauses): New argument.
13169 * c-parser.c (c_parser_statement_after_labels): Pass location to
13170 c_finish_goto_label.
13171 (c_parser_switch_statement): Pass location to c_start_case.
13172 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
13173 and c_process_expr_stmt.
13174 (c_parser_omp_variable_list): Add location argument.
13175 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
13176 (c_parser_omp_clause_default): Same.
13177 (c_parser_omp_clause_if): Same.
13178 (c_parser_omp_clause_num_threads): Same.
13179 (-c_parser_omp_clause_ordered): Same.
13180 (c_parser_omp_clause_reduction): Pass location to
13181 c_parser_omp_variable_list.
13182 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
13183 (c_parser_omp_clause_untied): Same.
13184 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
13185 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
13187 * c-tree.h (check_for_loop_decls, undeclared_variable,
13188 build_component_ref, build_array_ref, build_external_ref,
13189 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
13190 build_conditional_expr, build_compound_expr, c_cast_expr,
13191 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
13192 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
13194 * c-semantics.c (build_stmt): Same.
13195 (build_case_label): Same.
13196 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
13197 (undeclared_variable): New argument.
13198 (make_label): Same.
13199 (lookup_label): Pass location on down.
13200 (define_label): Same.
13201 (finish_decl): Same.
13202 (build_compound_literal): Same.
13203 (finish_struct): Same.
13204 (finish_function): Do not set location here.
13205 (check_for_loop_decls): New argument.
13206 * tree.c (save_expr): Set location.
13207 (build_empty_stmt): New argument.
13208 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
13209 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
13210 * builtins.c (gimplify_va_arg_expr): Use locations.
13211 (expand_builtin_sync_operation): Same.
13212 * c-typeck.c (build_component_ref): New argument.
13213 (build_array_ref): Same.
13214 (build_external_ref): Same.
13215 (c_expr_sizeof_expr): Same.
13216 (c_expr_sizeof_type): Same.
13217 (parser_build_unary_op): Same.
13218 (build_conditional_expr): Same.
13219 (build_compound_expr): Pass location on down.
13220 (build_compound_expr): New argument.
13221 (build_c_cast): Same.
13222 (c_cast_expr): Same.
13223 (build_asm_expr): Same.
13224 (c_finish_return): Same.
13225 (c_process_expr_stmt): Pass location on down.
13226 (c_finish_stmt_expr): New argument.
13227 (push_clenaup): Same.
13228 (c_finish_omp_parallel): Same.
13229 (c_finish_omp_task): Same.
13230 * gimplify.c (gimplify_call_expr): Pass location on down.
13231 * c-omp.c (c_finish_omp_master): New argument.
13232 (c_finish_omp_critical): Same.
13233 (c_finish_omp_ordered): Same.
13234 (c_finish_omp_barrier): Same.
13235 (-c_finish_omp_taskwait): Same.
13236 (c_finish_omp_atomic): Same.
13237 (c_finish_omp_flush): Same.
13238 * tree-inline.c (copy_tree_body_r): Pass location on down.
13239 (inline_forbidden_p): Remove use of input_location.
13240 * c-gimplify.c (c_build_bind_expr): New argument.
13241 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
13242 (c_sizeof_or_alignof_type): New argument.
13243 (c_alignof_expr): Same.
13244 (build_va_arg): Same.
13245 (c_add_case_label): Same.
13246 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
13247 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
13248 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
13249 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
13250 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
13251 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
13253 * stub-objc.c (objc_build_selector_expr): Same.
13254 (objc_build_throw_stmt): Same.
13255 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
13256 (c_parser_initelt): Same.
13257 (c_parser_compound_statement): Same.
13258 (c_parser_compound_statement_nostart): Same.
13259 (c_parser_label): Same.
13260 (c_parser_statement_after_labels): Same.
13261 (c_parser_if_body): Same.
13262 (c_parser_else_body): Same.
13263 (c_parser_if_statement): Same.
13264 (c_parser_switch_statement): Same.
13265 (c_parser_while_statement): Same.
13266 (c_parser_do_statement): Same.
13267 (c_parser_for_statement): Same.
13268 (c_parser_asm_statement): Same.
13269 (c_parser_conditional_expression): Same.
13270 (c_parser_binary_expression): Same.
13271 (c_parser_cast_expression): Same.
13272 (c_parser_unary_expression): Same.
13273 (c_parser_sizeof_expression): Same.
13274 (c_parser_alignof_expression): Same.
13275 (c_parser_postfix_expression): Same.
13276 (c_parser_expression): Same.
13277 (c_parser_objc_receiver): Same.
13278 (c_parser_omp_variable_list): Same.
13279 (c_parser_omp_structured_block): Same.
13280 (c_parser_omp_atomic): New argument.
13281 (c_parser_omp_barrier): Same.
13282 (c_parser_omp_critical): Same.
13283 (c_parser_omp_flush): Pass location on down.
13284 (c_parser_omp_for_loop): New argument.
13285 (c_parser_omp_for): Same.
13286 (c_parser_omp_master): Same.
13287 (c_parser_omp_ordered): Same.
13288 (c_parser_omp_sections_scope): Same.
13289 (c_parser_omp_sections): Same.
13290 (c_parser_omp_parallel): Same.
13291 (c_parser_omp_single): Same.
13292 (c_parser_omp_task): Same.
13293 (c_parser_omp_taskwait): Pass location on down.
13294 (c_parser_omp_construct): Same.
13295 (c_parser_omp_threadprivate): Same.
13296 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
13297 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
13298 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
13299 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
13300 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
13301 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
13302 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
13303 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
13304 config/i386/i386.c, stmt.c:
13305 Add location argument to the following function definitions and/or
13306 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
13307 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
13308 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
13309 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
13310 do_case, c_finish_bc_stmt, build_compound_literal,
13311 build_function_call.
13312 * c-decl.c (build_compound_literal): Add location argument.
13313 Make all diagnostic calls use location.
13314 (start_struct): Same.
13315 (finish_struct): Same.
13316 (start_enum): Same.
13317 (build_enumerator): Same.
13318 (start_function): Same.
13319 (grokdeclarator): Make all diagnostic calls use location.
13320 (store_parm_decls_oldstyle): Same.
13321 * c-typeck.c (build_function_call): Add location argument.
13322 Make all diagnostic calls use location.
13324 (c_finish_bc_stmt): Same.
13325 * tree-nested.c (get_trampoline_type): Add argument.
13326 Pass location to build_decl.
13327 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
13328 * rtl.h (RTL_LOCATION): New.
13329 * c-common.c (c_add_case_label): Add location argument.
13330 Make all diagnostic calls use location.
13331 * c-common.h: Add location argument to make_fname_decl, do_case,
13332 c_add_case_label, build_function_call, resolve_overloaded_builtin.
13333 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
13334 Set it appropriately for every case. Pass enum_loc to start_enum
13335 call. Pass value_loc first to build_enumerator. Pass enum_loc to
13337 (c_parser_struct_or_union_specifier): Save location. Use it for
13338 start_struct, finish_struct, and parser_xref_tag.
13340 2009-06-12 Ian Lance Taylor <iant@google.com>
13342 * fold-const.c (fold_unary): Rename local variable and to and_expr.
13344 * c-opts.c (c_common_handle_option): For -Wc++-compat set
13345 cpp_opts->warn_cxx_operator_names.
13347 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
13350 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
13351 is returns NULL and OP is a VCE, look through the VCE.
13353 2009-06-12 Ian Lance Taylor <iant@google.com>
13356 * collect2.c (main): Use CONST_CAST2 in code inside #if
13357 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
13359 2009-06-12 Joey Ye <joey.ye@intel.com>
13361 PR middle-end/39146
13362 * cfgexpand.c (get_decl_align_unit): Update
13363 max_used_stack_slot_alignment with align instead of
13364 stack_alignment_needed.
13366 * function.c (assign_stack_local_1): Update
13367 max_used_stack_slot_alignment with alignment_in_bits instead
13368 of stack_alignment_needed.
13369 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
13372 2009-06-12 Jakub Jelinek <jakub@redhat.com>
13374 * dwarf2out.c (last_var_location_insn): New variable.
13375 (dwarf2out_end_epilogue): Clear last_var_location_insn.
13376 (dwarf2out_var_location): Don't record anything after last real
13377 insn. Only change labels if there were any real instructions
13378 in between last note and this one, or if changed sections.
13380 2009-06-11 Richard Henderson <rth@redhat.com>
13382 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
13383 note when storing the frame pointer in a register.
13384 (FRP): Don't redefine to nothing for epilogue.
13385 (alpha_expand_epilogue): Mark register and sp restores.
13386 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
13388 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
13389 when gen_lowpart is needed.
13391 2009-06-11 Richard Henderson <rth@redhat.com>
13393 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
13395 * dwarf2out.c (need_data_align_sf_opcode): New.
13396 (div_data_align): Move earlier.
13397 (def_cfa_1, reg_save): Use it.
13399 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
13401 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
13402 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
13403 (ix86_handle_option): Handle OPT_mcrc32.
13404 (ix86_target_string): Add -mcrc32.
13405 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
13407 * config/i386/i386.h (TARGET_CRC32): New.
13409 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
13410 (sse4_2_crc32di): Likewise.
13412 * config/i386/i386.opt (mcrc32): New.
13414 * doc/invoke.texi: Document -mcrc32.
13416 2009-06-11 Richard Henderson <rth@redhat.com>
13418 * common.opt (gdwarf-): Accept a version number.
13419 * doc/invoke.texi (gdwarf-): Update docs.
13420 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
13421 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
13422 version level, and record it.
13424 * dwarf2.h (DW_CIE_VERSION): Remove.
13425 * dwarf2out.c (DWARF_VERSION): Remove.
13426 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
13427 (output_call_frame_info): Use CIE version 3 for dwarf3,
13428 or if the return register column is out of range for version 1.
13429 (dwarf_stack_op_name): Add all dwarf3 values.
13430 (DEBUG_PUBTYPES_SECTION): New.
13431 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
13432 encoding change for dwarf3.
13433 (output_die) [dw_val_class_die_ref]: Likewise.
13434 (output_compilation_unit_header): Emit correct version for dwarf3.
13435 (output_line_info): Likewise.
13436 (output_pubnames): Update for DWARF_VERSION removal.
13437 (output_aranges): Likewise.
13438 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
13439 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
13440 (dwarf2out_finish): Likewise.
13442 2009-06-11 David Daney <ddaney@caviumnetworks.com>
13444 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
13447 2009-06-11 David Daney <ddaney@caviumnetworks.com>
13450 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
13451 * builtins.c (expand_builtin_unreachable): New function.
13452 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
13453 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
13454 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
13456 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
13457 searching for missing barriers.
13459 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
13461 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
13462 when -fprofile-generate* was passed.
13463 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
13465 2009-06-11 Anthony Green <green@moxielogic.com>
13467 * config/moxie/moxie.md: Define length attribute for all instructions.
13469 (*b<cond:code>): Support limited branch ranges for new PC-relative
13470 branch instructions.
13471 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
13473 2009-06-11 Jakub Jelinek <jakub@redhat.com>
13475 * config/i386/i386.c (min_insn_size): Use get_attr_length
13476 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
13477 For __asm return 0.
13479 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
13480 instead of emit_insn_before.
13482 2009-06-10 Ian Lance Taylor <iant@google.com>
13485 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
13488 2009-06-10 Revital Eres <eres@il.ibm.com>
13490 * passes.c (init_optimization_passes): Reschedule
13491 predictive-commoning pass before complete unroll pass.
13493 2009-06-10 Martin Jambor <mjambor@suse.cz>
13495 * cgraph.c (cgraph_node_can_be_local_p): New function.
13496 (cgraph_make_node_local): New function.
13497 * cgraph.h (cgraph_node_can_be_local_p): Declare.
13498 (cgraph_make_node_local): Declare.
13500 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
13502 * tree.h (tree_base): Add packed_flag and user_align fields.
13503 Decrease size of spare field.
13504 (TYPE_USER_ALIGN): Use user_align from tree_base.
13505 (DECL_USER_ALIGN): Likewise.
13506 (TYPE_PACKED): Use packed_flag from tree_base.
13507 (DECL_PACKED): Likewise.
13508 (tree_type): Delete packed_flag and user_align fields. Widen
13509 precision field. Widen mode field and shuffle fields to align
13510 mode on an 8-bit boundary.
13511 (tree_decl_common): Delete decl_flag_1 and user_align fields.
13512 Renumber decl_flag_* fields. Fix comments. Widen
13513 decl_common_unused field.
13514 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
13515 (DECL_EXTERNAL): Likewise.
13516 (DECL_BIT_FIELD): Likewise.
13517 (DECL_NONADDRESSABLE_P): Likewise.
13518 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
13519 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
13521 2009-06-10 Ian Lance Taylor <iant@google.com>
13523 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
13524 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
13525 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
13526 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
13527 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
13528 DEF_VEC_ALLOC_FUNC_P.
13529 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
13530 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
13531 DEF_VEC_ALLOC_FUNC_O.
13532 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
13533 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
13534 DEF_VEC_ALLOC_FUNC_I.
13535 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
13536 (vec_stack_p_reserve_exact_1): Declare.
13537 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
13538 (vec_stack_free): Declare.
13539 (VEC_stack_alloc): Define.
13540 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
13541 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
13542 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
13543 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
13545 (stack_vecs): New static variable.
13546 (vec_stack_p_reserve_exact_1): New function.
13547 (vec_stack_o_reserve_1): New static function.
13548 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
13549 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
13550 (vec_stack_free): New function.
13551 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
13552 (VEC_df_ref_stack_alloc): Define.
13553 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
13554 DEF_VEC_ALLOC_P_STACK.
13555 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
13556 (struct df_collection_rec): Change _vec fields to VEC. Remove
13558 (df_free_collection_rec): Adjust for new fields.
13559 (df_insn_rescan): Use new df_collection_rec fields.
13560 (df_notes_rescan, df_canonize_collection_rec): Likewise.
13561 (df_ref_create_structure, df_ref_record): Likewise.
13562 (df_get_conditional_uses, df_get_call_refs): Likewise.
13563 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
13564 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
13565 (df_record_exit_block_uses, df_bb_verify): Likewise.
13566 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
13567 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
13568 Remove count parameter. Change return type to void. Change all
13570 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
13571 Remove count parameter. Change return type to void. Change all
13573 (df_install_refs): Change old_vec parameter to VEC. Remove count
13574 parameter. Change all callers.
13575 (df_install_mws): Change old_vec parameter to VEC. Remove count
13576 parameter. Change all callers.
13577 (df_refs_verify): Change new_rec parameter to VEC. Change call
13579 (df_mws_verify): Likewise.
13581 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
13583 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
13585 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
13587 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
13589 2009-06-10 Anthony Green <green@moxielogic.com>
13591 * config/moxie/crti.asm: New file.
13592 * config/moxie/crtn.asm: New file.
13593 * config/moxie/moxie.c: New file.
13594 * config/moxie/moxie.h: New file.
13595 * config/moxie/sfp-machine.h: New file.
13596 * config/moxie/moxie-protos.h: New file.
13597 * config/moxie/t-moxie: Created.
13598 * config/moxie/t-moxie-softfp: Created.
13599 * config/moxie/moxie.md: Created.
13600 * config/moxie/constraints.md: Created.
13601 * config.gcc: Add moxie support.
13602 * doc/md.texi (Machine Constraints): Add moxie constraints.
13603 * doc/contrib.texi (Contributors): Mention moxie port.
13604 * doc/install.texi (Specific): Mention the moxie port.
13606 2009-06-09 Ian Lance Taylor <iant@google.com>
13608 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
13609 compiling with C++.
13610 * optabs.c (optab_table): Only use designated initializers if
13611 HAVE_DESIGNATED_INITIALIZERS is defined.
13612 (convert_optab_table): Likewise.
13613 (init_optabs): Always call init_insn_codes if
13614 HAVE_DESIGNATED_INITIALIZERS is not defined.
13616 2009-06-09 Ian Lance Taylor <iant@google.com>
13618 * targhooks.c (default_builtin_vectorized_function): Change fn
13619 parameter to unsigned int.
13620 (default_builtin_vectorized_conversion): Change code parameter to
13622 (default_builtin_reciprocal): Change fn parameter to unsigned int.
13623 * targhooks.h: Update declarations.
13624 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
13625 parameter to unsigned int.
13627 * c-typeck.c (comptypes_check_enum_int): New static function.
13628 (comptypes_internal): Add enum_and_int_p parameter. Change all
13630 (comp_target_types): Add location parameter. Change all callers.
13631 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
13632 Change all callers.
13633 (function_types_compatible_p, type_lists_compatible_p): Likewise.
13634 (build_conditional_expr): Add colon_loc parameter. Change all
13636 (convert_for_assignment): Add location parameter. Change all callers.
13637 * c-parser.c (c_parser_conditional_expression): Pass location of
13638 colon to build_conditional_expr.
13639 * c-tree.h (build_conditional_expr): Update declaration.
13641 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
13643 * graphite.c: Revert previous patch.
13645 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
13648 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
13650 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
13652 * tree-ssa-loop-prefetch.c
13653 (loop_prefetch_arrays): Fixed a portability problem in printf format
13656 2009-06-09 Martin Jambor <mjambor@suse.cz>
13658 PR tree-optimization/40351
13659 * tree-sra.c (propagate_subacesses_accross_link): Check that a
13660 refrence to a potential artifical subaccess can be constructed.
13662 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
13664 * config/sh/sh-protos.h (sh_optimization_options): Declare.
13665 (sh_override_options): Likewise.
13666 * config/sh/sh.c: Include params.h.
13667 (sh_optimization_options): New.
13668 (sh_override_options): Likewise.
13669 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
13670 (OVERRIDE_OPTIONS): Use sh_override_options.
13672 2009-06-08 Jakub Jelinek <jakub@redhat.com>
13674 * dwarf2out.c (emit_cfa_remember): New variable.
13675 (add_fde_cfi): If emit_cfa_remember, recurse to add
13676 DW_CFA_remember_state first.
13677 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
13678 instead just set emit_cfa_remember.
13680 2009-06-08 Jan Hubicka <jh@suse.cz>
13683 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
13685 2009-06-08 Jan Hubicka <jh@suse.cz>
13687 PR middle-end/39834
13688 * cgraphunit.c (save_inline_function_body): Do not copy transform
13689 hooks for saved inline bodies.
13690 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
13691 for given function.
13693 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
13695 * jump.c (returnjump_p): Handle delayed branches. Add missing
13698 2009-06-08 Jan Hubicka <jh@suse.cz>
13700 PR middle-end/40102
13701 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
13702 original node might've been modified.
13703 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
13705 2009-06-08 Jakub Jelinek <jakub@redhat.com>
13707 * tree-object-size.c (addr_object_size): Add OSI argument.
13708 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
13709 (compute_builtin_object_size, expr_object_size): Adjust callers.
13710 (plus_stmt_object_size): Call addr_object_size instead of
13711 compute_builtin_object_size.
13713 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
13714 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13716 * tree-ssa-loop-prefetch.c
13717 (gather_memory_references): Introduced a counter for the number of
13719 (anything_to_prefetch_p): Introduced a counter for the number of
13721 (is_loop_prefetching_profitable): New function with a cost model
13723 (loop_prefetch_arrays): Use the new cost model to determine if
13724 prefetching is profitable.
13725 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
13726 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
13727 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
13728 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
13729 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
13730 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
13732 2009-06-08 Michael Matz <matz@suse.de>
13735 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
13736 partitions use the same.
13737 (expand_one_var): Deal with DECL_RTL sometimes begin set also
13738 for basevars of SSA_NAMEs.
13739 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
13740 to not expand them twice.
13741 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
13744 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
13746 * common.opt (fcompare-debug=, fcompare-debug-second): New.
13747 (fdump-final-insns=, gtoggle): New.
13748 * doc/invoke.texi: Document them.
13749 * final.c (rest_of_clean_state): Dump final insn stream.
13750 * gcc.c (invoke_as): Hook in -fcompare-debug.
13751 (static_spec_functions): Add compare-debug-dump-opt,
13752 compare-debug-self-opt and compare-debug-auxbase-opt.
13753 (compare_debug, compare_debug_second, compare_debug_opt): New.
13754 (switches_debug_check, n_switches_debug_check): New.
13755 (debug_auxbase_opt, debug_check_temp_file): New.
13756 (process_command): Handle -fno-compare-debug, -fcompare-debug and
13758 (do_self_spec): Handle arguments after switches.
13759 (do_spec_1): Add .gk extension to temp file basenames for compare.
13760 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
13761 (cc1_options): Use it instead of normal auxbase computation for
13762 the second compare-debug compilation.
13763 (compare_files): New.
13764 (main): Set up and implement compare debug mode.
13765 (compare_debug_dump_opt_spec_function): New.
13766 (compare_debug_self_opt_spec_function): New.
13767 (compare_debug_auxbase_opt_spec_function): New.
13768 * toplev.c (process_options): Handle flag_gtoggle,
13769 flag_dump_final_insns.
13770 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
13771 during -fcompare-debug-second compilation.
13773 2009-06-07 Ian Lance Taylor <iant@google.com>
13775 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
13776 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
13778 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
13779 with no default node. Change warning with %H to warning_at.
13780 Don't clear warn_switch around case checking.
13781 * doc/invoke.texi (Warning Options): Clarify distinction between
13782 -Wswitch and -Wswitch-enum.
13784 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13786 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
13788 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13790 * gbl-ctors.h: Add header guard.
13792 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13794 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
13795 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
13796 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
13797 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
13798 prototypes for removed functions.
13799 (expressions_equal_p): Move to ...
13800 * tree-ssa-sccvn.h: ... here and ...
13801 * matrix-reorg.c: ... adjust includes.
13803 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13805 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
13807 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13809 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
13810 (finish_function): Remove erroneous whitespace.
13812 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13814 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
13815 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
13817 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13819 * errors.c (internal_error): Commentary typo fix.
13820 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
13821 * tree-ssa-pre.c: Ditto.
13823 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13825 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
13826 them is supposed to hold actual statements.
13828 2009-06-06 Ian Lance Taylor <iant@google.com>
13830 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
13831 empty statements can now have attributes.
13833 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
13835 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
13836 * config/mips/mips.md: Ditto.
13838 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
13840 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
13842 (__eabi_uconvert): Likewise.
13844 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
13846 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
13847 CFI_* definitions with IN_GCC.
13849 2009-06-05 David Edelsohn <edelsohn@gnu.org>
13851 * xcoffout.h (xcoffout_source_line): Update prototype.
13853 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13855 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
13856 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
13858 2009-06-05 Jakub Jelinek <jakub@redhat.com>
13860 PR middle-end/40340
13861 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
13862 inlined_function_outer_scope_p blocks for artificial inlines
13864 * tree.c (tree_nonartificial_location): Rewrite using
13865 block_nonartificial_location.
13867 2009-06-05 Revital Eres <eres@il.ibm.com>
13868 Leehod Baruch <leehod@il.ibm.com>
13870 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
13871 (expand_expr_real_1): Remove comment.
13872 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
13873 Vectorize misaligned access when the target supports it.
13874 (vect_supportable_dr_alignment): Check for unaligned access support.
13875 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
13878 2009-06-05 Julian Brown <julian@codesourcery.com>
13880 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
13881 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
13883 2009-06-05 Richard Guenther <rguenther@suse.de>
13886 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
13887 as possibly unused.
13889 2009-06-05 Jakub Jelinek <jakub@redhat.com>
13891 * config/s390/s390.c (global_not_special_regno_p): New static inline.
13892 (save_gprs): Don't tell unwinder when a global register is saved.
13893 (s390_emit_epilogue): Emit needed epilogue unwind info.
13895 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
13897 * dwarf2out.c (deferred_asm_name): New.
13898 (add_name_and_src_coords_attributes): Defer creation of
13899 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
13901 (move_linkage_attr): New.
13902 (dwarf2out_finish): Revisit deferrals and emit attributes at the
13905 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
13907 * tree-nested.c (finalize_nesting_tree_1): Declare the
13908 frame_decl in the binding tree.
13910 2009-06-04 Cary Coutant <ccoutant@google.com>
13912 * basic-block.h (struct basic_block_def): Add discriminator field.
13913 * dbxout.c (dbxout_source_line): Add new parameter. Change all
13915 * debug.c (do_nothing_debug_hooks): Add additional entry.
13916 (debug_nothing_int_charstar_int): New function.
13917 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
13918 (debug_nothing_int_charstar_int): New declaration.
13919 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
13920 discriminator value in .loc directive.
13921 * final.c (last_discriminator): New variable.
13922 (discriminator): New variable.
13923 (final_start_function): Initialize above variables, pass current
13924 discriminator to debug hook.
13925 (notice_source_line): Check for discriminator change.
13926 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
13927 * sdbout.c (sdbout_source_line): New parameter.
13928 * tree-cfg.c (struct locus_discrim_map): New structure type.
13929 (discriminator_per_locus): New hash table.
13930 (build_gimple_cfg): Allocate and free discriminator hash table.
13931 (make_edges): Call assign_discriminator.
13932 (locus_map_hash): New function.
13933 (locus_map_eq): New function.
13934 (next_discriminator_for_locus): New function.
13935 (same_line_p): New function.
13936 (assign_discriminator): New function.
13937 (make_cond_expr_edges): Call assign_discriminator.
13938 (make_gimple_switch_edges): Likewise.
13939 (first_non_label_stmt): New function.
13940 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
13942 * xcoffout.c (xcoffout_source_line): Add new parameter.
13944 * configure.ac (gcc_cv_as_discriminator): New configury check for
13945 gas support for discriminator.
13946 * configure: Regenerate.
13947 * config.in: Regenerate.
13949 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13951 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
13952 val after checking for integers.
13954 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
13956 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
13958 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
13959 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
13960 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
13961 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
13962 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
13963 X64_SSE_REGPARM_MAX.
13964 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
13965 X64_SSE_REGPARM_MAX.
13967 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
13969 * gcc.c (report_times_to_file): New.
13970 (execute): Implement it.
13971 (process_command): Support -time=.
13972 * doc/invoke.texi: Document it.
13974 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
13976 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
13977 that have value exprs.
13979 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
13981 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
13982 declarations for constants until...
13983 (dw2_output_indirect_constant_1): ... this point.
13985 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
13988 * arm.md (arm_addsi3): Don't try to split an add with an
13989 eliminable register until after reload has completed.
13991 2009-06-03 Ian Lance Taylor <iant@google.com>
13993 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
13994 * genattrtab.c (write_length_unit_log): Likewise.
13995 * genchecksum.c (dosum): Likewise.
13996 * gengtype.c (write_rtx_next): Likewise.
13997 (finish_root_table, write_roots): Likewise.
13998 * gimple.c (gimple_ops_offset_): Likewise.
13999 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
14000 * config/arc/arc.c (arc_attribute_table): Likewise.
14001 * config/arm/arm.c (arm_attribute_table): Likewise.
14002 * config/avr/avr.c (avr_attribute_table): Likewise.
14003 * config/crx/crx.c (crx_attribute_table): Likewise.
14004 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
14005 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
14006 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
14007 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
14008 * config/sh/sh.c (sh_attribute_table): Likewise.
14009 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
14010 * config/spu/spu.c (spu_attribute_table): Likewise.
14011 * config/v850/v850.c (v850_attribute_table): Likewise.
14013 * config/alpha/alpha.c (vms_attribute_table): Make static.
14014 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
14015 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
14016 * config/mips/mips.c (mips_attribute_table): Likewise.
14018 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
14020 (cc1-checksum.o): Likewise.
14022 2009-06-03 Steve Ellcey <sje@cup.hp.com>
14024 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
14026 2009-06-03 Jakub Jelinek <jakub@redhat.com>
14028 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
14029 insn if it is changing sp. Use gen_add3_insn instead of
14030 conditionally gen_addsi3 and gen_adddi3.
14031 (offset_below_red_zone_p): New static inline function.
14032 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
14033 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
14034 * config/rs6000/ppc-asm.h: Include auto-host.h.
14035 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
14036 CFI_RESTORE): Define.
14037 * config/rs6000/crtresxgpr.asm: Add unwind info.
14038 * config/rs6000/crtresxfpr.asm: Likewise.
14039 * config/rs6000/crtresgpr.asm: Likewise.
14040 * config/rs6000/crtresfpr.asm: Likewise.
14041 * config/rs6000/crtsavgpr.asm: Likewise.
14042 * config/rs6000/crtsavfpr.asm: Likewise.
14044 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
14045 argument of DWARF2_FRAME_REG_OUT macros.
14047 2009-06-03 Julian Brown <julian@codesourcery.com>
14049 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
14050 words or less (including TImode) in core registers.
14052 2009-06-03 Richard Guenther <rguenther@suse.de>
14054 PR middle-end/40328
14055 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
14057 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
14059 * statistics.c (statistics_counter_event): Do not record event
14060 in pass dump if its number == -1.
14061 (curr_statistics_hash): Add assert that we never get passes
14062 with static number == -1.
14064 2009-06-03 Richard Guenther <rguenther@suse.de>
14065 Andrey Belevantsev <abel@ispras.ru>
14067 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
14068 non-BLKmode arrays addressable.
14070 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
14072 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
14073 * config/m68k/m68k.h: ... here.
14075 2009-06-03 Martin Jambor <mjambor@suse.cz>
14077 PR tree-optimization/40323
14078 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
14081 2009-06-03 Richard Guenther <rguenther@suse.de>
14083 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14086 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
14088 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
14089 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
14090 JUMP_TABLE_DATA_P where applicable.
14091 * config/sh/sh.c: Ditto.
14092 * config/sh/sh.h: Ditto.
14093 * config/sh/sh.md: Ditto.
14094 * config/sh/symbian.c: Ditto.
14096 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
14098 * config/i386/driver-i386.c (describe_cache): Optimize
14099 concatenation of strings. Use snprintf instead of sprintf.
14100 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
14101 target when not compiling with GCC.
14103 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
14105 * config/sh/sh.c: Revert last change.
14106 (sh_expand_epilogue): Emit a blockage insn before the frame
14107 pointer adjustment unconditionally.
14109 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14111 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
14112 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
14113 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
14114 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
14115 to COLLECT_GCC_OPTIONS.
14117 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14119 * collect2.c (target_system_root): New variable.
14120 (main): Handle --sysroot=.
14121 (ignore_library): Strip the sysroot from the library path.
14123 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14125 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
14126 (collect2.o): Depend on collect2-aix.h.
14127 (collect2-aix.o): New rule.
14128 * collect2-aix.h: New file.
14129 * collect2-aix.c: Likewise.
14130 * collect2.c: Include collect2-aix.h. Don't undefine
14131 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
14132 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
14133 Use TARGET_AIX_VERSION instead of _AIX51.
14134 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
14135 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
14136 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
14137 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
14138 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
14140 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14142 * collect2.c (ignore_library): Avoid premature post-increment
14143 and null deference.
14145 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14147 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
14148 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
14149 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
14150 CROSS_DIRECTORY_STRUCTURE too.
14151 (LINK_LIBG_SPEC): Likewise.
14152 (LIB_SPEC): Add %R to sysroot paths.
14153 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
14154 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
14155 * config/rs6000/aix51.h: As for aix43.h.
14156 * config/rs6000/aix52.h: Likewise.
14157 * config/rs6000/aix53.h: Likewise.
14158 * config/rs6000/aix61.h: Likewise.
14159 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
14160 to the beginning of sysroot paths.
14162 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14164 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
14165 INSN_LISTs that are out of the REG_NOTE range.
14167 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14169 * loop-unroll.c (struct iv_to_split): Add pointer to next.
14170 (struct var_to_expand): Likewise.
14171 (struct opt_info): Add head and tail for linked lists of the above.
14172 (analyze_insn_to_expand_var): Initialize next.
14173 (analyze_iv_to_split_insn): Likewise.
14174 (analyze_insns_in_loop): Create linked lists.
14175 (allocate_basic_variable): Simplify for use without hash table.
14176 (insert_var_expansion_initialization): Likewise, make it type-safer.
14177 (combine_var_copies_in_loop_exit): Likewise.
14178 (apply_opt_in_copies): Walk lists rather than hash tables.
14179 (release_var_copies): Simplified and inlined by hand into...
14180 (free_opt_info): ... this function.
14182 2009-06-02 Richard Guenther <rguenther@suse.de>
14184 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14187 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14189 * cfgexpand.c (gimple_expand_cfg): Discard the source location
14190 only for builtins that are not overridden.
14192 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14194 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
14197 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14199 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
14201 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14203 * combine.c (move_deaths): Compare LUIDs within the same BB only.
14205 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14207 * common.opt (fdump-unnumbered-links): New.
14208 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
14209 * print-rtl.c (flag_dump_unnumbered_links): New.
14210 (print_rtx): Test it.
14212 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
14214 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
14215 push/pop multiple to 8-byte alignment.
14217 2009-06-01 Jakub Jelinek <jakub@redhat.com>
14219 * config/i386/i386.c (queued_cfa_restores): New static variable.
14220 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
14222 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
14223 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
14224 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
14225 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
14226 note unconditionally.
14227 (ix86_emit_restore_regs_using_mov): Likewise.
14228 (ix86_emit_restore_sse_regs_using_mov): Likewise.
14229 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
14230 it through to ix86_emit_restore_reg_using_pop.
14231 (ix86_emit_leave): Add RED_OFFSET argument. Call
14232 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
14233 instead of adding REG_CFA_OFFSET note unconditionally.
14234 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
14235 the above functions. Call ix86_add_queued_cfa_restore_notes when
14238 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
14239 force output of the label even for dwarf2out_do_cfi_asm.
14240 (add_fde_cfi): If -g2 and above and cfi might change CFA,
14241 force creation of CFI label and chain DW_CFA_set_loc jumping to it
14242 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
14244 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
14245 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
14246 dwarf2out_cfi_label callers.
14247 * tree.h (dwarf2out_cfi_label): Adjust prototype.
14248 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
14249 Adjust dwarf2out_cfi_label callers.
14250 * config/vax/vax.c (vax_output_function_prologue): Likewise.
14252 * config/i386/i386.h (struct machine_cfa_state,
14253 struct machine_function): Guard with ifndef USED_FOR_TARGET
14254 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
14257 * emutls.c (__emutls_get_address): Change arr->size to mean number
14258 of allocated arr->data entries instead of # of slots + 1.
14260 PR middle-end/40316
14261 * recog.c (peep2_reinit_state): New function.
14262 (peephole2_init_state): Use it at the end of a basic block and also
14263 when seeing a RTX_FRAME_RELATED_P insn.
14265 2009-06-01 Steve Ellcey <sje@cup.hp.com>
14267 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
14268 fixuns_truncrfdi2): New.
14269 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
14270 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
14271 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
14272 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
14273 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
14274 *recip_approx): Remove.
14275 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
14276 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
14277 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
14279 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
14282 2009-06-01 Ian Lance Taylor <iant@google.com>
14284 * attribs.c (register_attribute): Use CONST_CAST.
14285 * collect2.c (main): Use CONST_CAST2.
14286 (scan_prog_file): Likewise.
14287 * gcc.c (process_command, main): Likewise.
14288 * toplev.c (toplev_main): Likewise.
14290 * c-typeck.c (handle_warn_cast_qual): New static function,
14291 partially broken out of build_c_cast.
14292 (build_c_cast): Call handle_warn_cast_qual.
14293 * doc/invoke.texi (Warning Options): Document new effect of
14296 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
14298 * diagnostic.c (diagnostic_build_prefix): Always print columns.
14299 (diagnostic_report_current_module): Print columns.
14300 * common.opt (flag_show_column): Enable by default.
14302 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
14304 * alias.c (find_base_term): Check for NULL term before returning.
14306 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14308 Revert due to PR40320:
14309 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14310 * calls.c (emit_library_call_value_1): Don't force_operand for move
14313 2009-06-01 Olivier Hainque <hainque@adacore.com>
14314 Eric Botcazou <ebotcazou@adacore.com>
14316 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
14317 to be processed as a bitfield for constructor output purposes.
14318 * output.h (initializer_constant_valid_for_bitfield_p): Declare
14320 * varasm.c (oc_local_state): New type, output_constructor
14321 local state to support communication with helpers.
14322 (oc_outer_state): New type, output_constructor outer state of
14323 relevance in recursive calls.
14324 (output_constructor_array_range): New output_constructor helper,
14325 extracted code for an array range element.
14326 (output_constructor_regular_field): New output_constructor helper,
14327 extracted code for an element that is not a bitfield.
14328 (output_constructor_bitfield): New output_constructor helper,
14329 extracted code for a bitfield element. Accept an OUTER state
14330 argument for recursive processing. Recurse on record or array
14331 CONSTRUCTOR values, possibly past noop conversions.
14332 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
14333 VALUE is a valid constant-valued expression for use in a static
14334 bit-field initializer.
14335 (output_constructor): Rework to use helpers. Accept and honor an
14336 OUTER state argument for recursive calls. Return total size. Be
14337 prepared for nested constructors initializing bitfields.
14338 (output_constant): Feed OUTER in calls to output_constructor.
14340 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14342 * calls.c (emit_library_call_value_1): Don't force_operand for move
14345 2009-06-01 Nick Clifton <nickc@redhat.com>
14347 * doc/invoke.texi (IA-64 Options): Fix typo.
14349 2009-06-01 Ira Rosen <irar@il.ibm.com>
14351 PR tree-optimization/39129
14352 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
14354 (vect_do_peeling_for_loop_bound): Use
14355 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
14356 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
14357 (vect_loop_versioning): Likewise.
14358 (vect_create_cond_for_alias_checks): Fix indentation.
14359 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
14361 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
14362 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
14363 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
14364 "control flow in loop".
14365 (vect_estimate_min_profitable_iters): Use
14366 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
14367 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
14368 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
14369 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
14370 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
14371 statement belongs to a group of strided accesses with the exact code
14373 (vectorizable_load): Likewise.
14374 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
14375 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
14377 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
14379 * config/freebsd-stdint.h: New file.
14380 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
14381 Add freebsd-stdint.h to tm_file.
14383 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
14385 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
14386 (thumb2_extendhidi2): Likewise.
14388 2009-05-31 Ian Lance Taylor <iant@google.com>
14390 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
14392 2009-05-31 Ian Lance Taylor <iant@google.com>
14394 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
14395 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
14396 (ipa-reference.o): Depend upon gt-ipa-reference.h.
14398 2009-05-31 Jason Merrill <jason@redhat.com>
14400 * tree-pretty-print.c (print_call_name): Take the callee, not the
14401 call itself. Make non-static. Use dump_function_name for functions.
14402 (dump_generic_node): Adjust.
14403 * diagnostic.h: Declare print_call_name.
14404 * gimple-pretty-print.c (dump_gimple_call): Use it.
14406 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
14408 * config/sh/sh.md (ashldi3_std): New define_expand.
14411 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
14414 * config/sh/sh.c: Include debug.h.
14415 (sh_expand_epilogue): Emit a blockage insn before the frame
14416 pointer adjustment also when dwarf2out_do_frame returns true.
14418 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
14420 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
14421 (thumb2_extendqidi2): New pattern.
14423 2009-05-31 Ira Rosen <irar@il.ibm.com>
14425 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
14426 mark phis for renaming.
14427 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
14428 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
14429 Call mark_sym_for_renaming.
14430 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
14431 * tree-vect-loop.c (vect_transform_loop): Remove
14432 vect_memsyms_to_rename initialization and a call to
14433 mark_set_for_renaming.
14435 2009-05-31 Jakub Jelinek <jakub@redhat.com>
14437 PR middle-end/40304
14438 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
14439 frame related even if !set_cfa && style < 0.
14441 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
14443 * config/i386/mingw-tls.c: New file.
14444 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
14445 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
14446 defining _WIN32 but not __CYGWIN__.
14448 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14450 * configure.ac: Add MPC support.
14452 * config.in, configure: Regenerate.
14454 2009-05-29 Richard Henderson <rth@redhat.com>
14456 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
14457 NOTE_INSN_BASIC_BLOCK.
14458 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
14459 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
14460 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
14462 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
14464 (add_cfi): Disable check redefining cfa away from drap.
14465 (lookup_cfa_1): Add remember argument; handle remember/restore.
14466 (lookup_cfa): Pass remember argument.
14467 (cfa_remember): New.
14468 (compute_barrier_args_size_1): Remove sibcall check.
14469 (dwarf2out_frame_debug_def_cfa): New.
14470 (dwarf2out_frame_debug_adjust_cfa): New.
14471 (dwarf2out_frame_debug_cfa_offset): New.
14472 (dwarf2out_frame_debug_cfa_register): New.
14473 (dwarf2out_frame_debug_cfa_restore): New.
14474 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
14475 (dwarf2out_begin_epilogue): New.
14476 (dwarf2out_frame_debug_restore_state): New.
14477 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
14478 DW_CFA_restore_state.
14479 (output_cfi_directive): Likewise.
14480 (convert_cfa_to_fb_loc_list): Likewise.
14481 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
14482 * dwarf2out.h: Update.
14483 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
14484 (copy_insn_1): Early out for null.
14485 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
14486 and dwarf2out_frame_debug_restore_state.
14487 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
14488 (prologue_insn_hash, epilogue_insn_hash): New.
14489 (free_after_compilation): Adjust freeing accordingly.
14490 (record_insns): Create hash table if needed; push insns into
14491 hash instead of array.
14492 (maybe_copy_epilogue_insn): New.
14493 (contains): Search hash table instead of array.
14494 (sibcall_epilogue_contains): Remove.
14495 (thread_prologue_and_epilogue_insns): Split eh_return insns
14496 and mark them as epilogues.
14497 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
14498 scanning in terms of basic blocks.
14499 * insn-notes.def (CFA_RESTORE_STATE): New.
14500 * jump.c (returnjump_p_1): Accept EH_RETURN.
14501 (eh_returnjump_p_1, eh_returnjump_p): New.
14502 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
14503 CFA_REGISTER, CFA_RESTORE): New.
14504 * rtl.def (EH_RETURN): New.
14505 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
14507 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
14508 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
14510 * config/i386/i386.c (gen_push): Update cfa state.
14511 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
14512 add a CFA_ADJUST_CFA note.
14513 (ix86_dwarf_handle_frame_unspec): Remove.
14514 (ix86_expand_prologue): Update cfa state.
14515 (ix86_emit_restore_reg_using_pop): New.
14516 (ix86_emit_restore_regs_using_pop): New.
14517 (ix86_emit_leave): New.
14518 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
14519 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
14520 * config/i386/i386.h (struct machine_cfa_state): New.
14521 (ix86_cfa_state): New.
14522 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
14523 (eh_return_internal): Merge from eh_return_<mode>,
14524 use eh_return rtx, split w/ epilogue.
14526 2009-05-29 Ian Lance Taylor <iant@google.com>
14528 * builtins.c (validate_gimple_arglist): Don't use va_arg with
14530 * calls.c (emit_library_call_value_1): Likewise.
14532 * c-typeck.c (c_build_va_arg): New function.
14533 * c-tree.h (c_build_va_arg): Declare.
14534 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
14535 instead of build_va_arg.
14537 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
14539 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
14540 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
14541 (ptr_difference_cost): Use affine combinations to compute it.
14542 (difference_cost): Likewise.
14543 (get_computation_cost_at): Compute more accurate cost for addresses
14544 if the ratio is a multiplier allowed in addresses.
14545 For non-addresses, consider that an additional offset or symbol is
14548 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14550 * config/i386/i386.c (ix86_decompose_address): Avoid useless
14551 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
14553 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
14554 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
14555 (prefix_rex): For UNIT_MMX don't imply the prefix by default
14557 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
14558 to 1 for TYPE_SSE{IADD1,CVT1}.
14559 (prefix_vex_imm8): Removed.
14560 (length_vex): Only pass 1 as second argument to
14561 ix86_attr_length_vex_default if prefix_extra is 0.
14562 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
14563 (length): For prefix vex computation use length_immediate
14564 attribute instead of prefix_vex_imm8.
14565 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
14566 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
14567 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
14568 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
14569 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
14570 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
14571 a space in between the operands.
14572 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
14573 if one operand is 0xff and the other one si, di, bp or sp.
14574 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
14575 other one si, di, bp or sp.
14576 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
14577 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
14578 type and mode attributes.
14579 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
14580 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
14581 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
14582 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
14583 prefix_data16 attribute iff MODE_DF.
14584 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
14585 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
14586 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
14587 constm128_operand in length_immediate computation.
14588 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
14589 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
14590 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
14591 length_immediate attribute to 1.
14592 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
14593 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
14594 for certain alternatives.
14595 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
14596 prefix_data16 attribute if MODE_V1DF.
14597 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
14598 length_immediate to 1.
14599 (set_got_rex64, set_rip_rex64): Remove length attribute, set
14600 length_address to 4, set mode attribute to MODE_DI.
14601 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
14602 (fxam<mode>2_i387): Set length attribute to 4.
14603 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
14604 *prefetch_3dnow_rex): Override length_address attribute.
14605 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
14607 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
14608 (constm128_operand): Removed.
14609 * config/i386/i386.c (memory_address_length): For
14610 disp && !index && !base in 64-bit mode account for SIB byte if
14611 print_operand_address can't optimize disp32 into disp32(%rip)
14612 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
14613 for fs: or gs: segment.
14614 (ix86_attr_length_immediate_default): When checking if shortform
14615 is possible, truncate immediate to the length of the non-shortened
14617 (ix86_attr_length_address_default): Ignore MEM_P operands
14619 (ix86_attr_length_vex_default): Only check for DImode on
14620 GENERAL_REG_P operands.
14621 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
14622 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
14623 (sse_cvttps2pi): Clear prefix_rep attribute.
14624 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
14626 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
14627 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
14628 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
14629 iff operand 2 is const_int_operand.
14630 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
14631 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
14632 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
14634 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
14636 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
14637 prefix_data16 attribute for movlpd and movhpd instructions.
14638 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
14639 length_immediate for shufpd instruction.
14640 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
14641 (avx_cmpp<avxmodesuffixf2c><mode>3,
14642 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
14643 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
14644 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
14645 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
14646 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
14647 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
14648 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
14649 prefix_data16 attribute for the first alternative to 1.
14650 (*avx_loadlps): Override length_immediate for the first alternative.
14651 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
14652 attributes for second alternative.
14653 (*vec_concatv2sf_sse4_1): Override length_immediate and
14654 prefix_data16 attributes for second alternative.
14655 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
14656 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
14657 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
14658 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
14659 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
14660 prefix_data16 and length_immediate to 1.
14661 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
14663 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
14664 prefix_extra attribute for variants that don't have 0f prefix alone.
14665 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
14666 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
14667 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
14668 *sse4_1_pextrd): Set length_immediate to 1.
14669 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
14670 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
14672 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
14673 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
14674 length_immediate to 1 for second alternative.
14675 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
14676 prefix_extra and length_immediate attributes for the first
14678 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
14680 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
14681 to 1 for the first and third alternative.
14682 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
14684 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
14686 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
14688 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
14689 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
14690 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
14691 *avx_psign<mode>3): Set prefix_extra attribute to 1.
14692 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
14693 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
14694 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
14695 ssse3_psign<mode>3): Override prefix_rex attribute.
14696 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
14697 (ssse3_palignrti): Override length_immediate to 1.
14698 (ssse3_palignrdi): Override length_immediate to 1, override
14699 prefix_rex attribute.
14700 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
14701 (sse4a_extrqi): Override length_immediate to 2.
14702 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
14703 (sse4a_insertq): Override prefix_data16 to 0.
14704 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
14705 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
14706 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
14707 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
14708 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
14709 and length_immediate to 1.
14710 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
14711 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
14712 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
14713 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
14714 and length_immediate to 1.
14715 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
14716 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
14717 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
14718 avx_ptest256): Override prefix_extra to 1.
14719 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
14720 Override prefix_data16 and length_immediate to 1.
14721 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
14722 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
14723 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
14724 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
14725 prefix_data16 to 0 and prefix_extra to 2.
14726 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
14727 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
14729 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
14730 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
14731 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
14732 and prefix_extra to 2.
14733 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
14734 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
14735 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
14736 avx_vpermilvar<mode>3,
14737 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
14738 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
14739 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
14740 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
14741 Override prefix_extra to 1.
14742 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
14743 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
14744 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
14745 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
14746 prefix_extra and length_immediate to 1.
14747 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
14749 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
14750 to 1 for the first alternative.
14751 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
14752 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
14754 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
14755 *movv2sf_internal_avx, *movv2sf_internal): Override
14756 prefix_rep attribute for certain alternatives.
14757 (*mov<mode>_internal): Override prefix_rep or prefix_data16
14758 attributes for certain alternatives.
14759 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
14760 attributes for certain alternatives.
14761 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
14762 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
14763 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
14764 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
14765 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
14766 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
14767 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
14768 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
14769 length_immediate to 1 if operand 2 is const_int_operand.
14770 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
14771 *vec_extractv2si_1): Set length_immediate attribute to 1.
14772 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
14773 using old 3DNOW insn rather than SSE/3DNOW_A.
14774 (mmx_emms, mmx_femms): Clear modrm attribute.
14776 2009-05-29 Martin Jambor <mjambor@suse.cz>
14778 * tree-sra.c: New implementation of SRA.
14780 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
14781 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
14782 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
14783 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
14784 (SRA_MAX_STRUCTURE_COUNT): Removed.
14785 (SRA_FIELD_STRUCTURE_RATIO): Removed.
14786 * doc/invoke.texi (sra-max-structure-size): Removed.
14787 (sra-field-structure-ratio): Removed.
14789 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14791 PR middle-end/40291
14792 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
14795 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
14797 PR rtl-optimization/40101
14798 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
14799 seqno. Adjust comment.
14800 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
14801 inserting bookkeeping before a jump, the jump is not scheduled.
14802 When no positive seqno found, provide a value. Add comment.
14804 2009-05-29 Richard Guenther <rguenther@suse.de>
14806 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
14807 short-cutting on the first component.
14809 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14811 PR middle-end/39958
14812 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
14813 for trees other than decls/types.
14815 2009-05-29 Richard Guenther <rguenther@suse.de>
14817 * tree-ssa-operands.c (get_expr_operands): Do not handle
14818 INDIRECT_REFs in the handled-component case. Remove
14819 unused get_ref_base_and_extent case.
14820 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
14821 tree_low_cst and host_integerp where possible.
14822 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
14823 codes for equivalence.
14824 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
14826 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
14828 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
14829 to tmake_file for i[34567]86-*-cygwin*.
14831 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14834 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
14835 (altivec_categorize_keyword, init_vector_keywords,
14836 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
14839 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
14841 * tree.c (handle_dll_attribute): Check if node is
14842 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
14844 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
14846 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
14848 (thumb2_zero_extendqidi2): Likewise.
14850 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
14852 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
14853 instead of gen_movrt.
14854 * config/sh/sh.md (movrt): Remove.
14856 2009-05-28 Steve Ellcey <sje@cup.hp.com>
14858 * doc/invoke.texi (IA-64 Options):
14859 Add -msdata, -mfused-madd, -mno-inline-float-divide,
14860 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
14861 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
14862 -msched-prefer-non-control-spec-insns,
14863 -msched-stop-bits-after-every-cycle,
14864 -msched-count-spec-in-critical-path,
14865 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
14866 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
14867 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
14868 and -msched-spec-verbose.
14870 2009-05-28 Joseph Myers <joseph@codesourcery.com>
14872 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
14873 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
14875 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
14877 2009-05-28 Richard Guenther <rguenther@suse.de>
14879 * tree-ssa-alias.c (ao_ref_init): New function.
14880 (ao_ref_base): Likewise.
14881 (ao_ref_base_alias_set): Likewise.
14882 (ao_ref_alias_set): Likewise.
14883 (refs_may_alias_p_1): Change signature.
14884 (refs_may_alias_p): Adjust.
14885 (refs_anti_dependent_p): Likewise.
14886 (refs_output_dependent_p): Likewise.
14887 (call_may_clobber_ref_p_1): Change signature.
14888 (call_may_clobber_ref_p): Adjust.
14889 (stmt_may_clobber_ref_p_1): New function split out from ...
14890 (stmt_may_clobber_ref_p): ... here.
14891 (maybe_skip_until): Adjust signature.
14892 (get_continuation_for_phi): Likewise.
14893 (walk_non_aliased_vuses): Likewise.
14894 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
14895 (ao_ref_init): Declare.
14896 (ao_ref_base): Likewise.
14897 (ao_ref_alias_set): Likewise.
14898 (stmt_may_clobber_ref_p_1): Likewise.
14899 (walk_non_aliased_vuses): Adjust.
14900 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
14901 (get_ref_from_reference_ops): remove.
14902 (vn_reference_lookup_2): Adjust signature.
14903 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
14904 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
14905 (vn_reference_lookup): Adjust.
14906 (vn_reference_insert): Likewise.
14907 (vn_reference_insert_pieces): Adjust signature.
14908 (visit_reference_op_call): Adjust.
14909 * tree-ssa-pre.c (get_expr_type): Simplify.
14910 (phi_translate_1): Adjust.
14911 (compute_avail): Likewise.
14912 (translate_vuse_through_block): Do not re-build trees.
14913 (value_dies_in_block_x): Likewise.
14914 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
14916 (vn_reference_lookup_pieces): Adjust declaration.
14917 (vn_reference_insert_pieces): Likewise.
14919 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
14921 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
14922 with checking disabled.
14924 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
14928 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
14929 macro definition for support of three-operand format aligned
14930 .comm directive in assembler on cygwin/pe/mingw target OS.
14931 * configure: Regenerate.
14932 * config.h: Regenerate.
14934 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
14935 aligned form of .comm directive if -mpe-aligned-commons is in effect.
14936 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
14938 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
14939 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
14941 2009-05-28 Ira Rosen <irar@il.ibm.com>
14943 PR tree-optimization/40254
14944 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
14945 in analysis of basic blocks.
14947 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
14949 PR middle-end/33699
14950 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
14951 * target-def.h (TARGET_CONST_ANCHOR): New macro.
14952 (TARGET_INITIALIZER): Use it.
14953 * cse.c (CHEAPER): Move it up to the other macros.
14954 (insert): Rename this ...
14955 (insert_with_costs): ... to this. Add cost parameters. Update
14957 (insert): New function. Call insert_with_costs.
14958 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
14959 find_reg_offset_for_const, try_const_anchors): New functions.
14960 (cse_insn): Call try_const_anchors. Adjust cost of src_related
14961 when using a const-anchor. Call insert_const_anchors.
14962 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
14963 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
14965 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
14967 * tree-inline.c (remap_decls): Enable nonlocalized variables
14968 when not optimizing.
14970 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
14972 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
14973 Simplify other tests involving optimize.
14975 2009-05-27 Tom Tromey <tromey@redhat.com>
14977 * unwind-dw2.c (_Unwind_DebugHook): New function.
14978 (uw_install_context): Call _Unwind_DebugHook.
14980 2009-05-27 Tom Tromey <tromey@redhat.com>
14982 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
14984 2009-05-27 Ian Lance Taylor <iant@google.com>
14986 * Makefile.in (LINKER, LINKER_FLAGS): Define.
14987 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
14988 (ALL_LINKERFLAGS): Define.
14989 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
14990 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
14991 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
14992 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
14993 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
14994 $(LINKER_FOR_BUILD).
14995 (build/gcov-iov$(build_exeext)): Likewise.
14997 2009-05-27 Julian Brown <julian@codesourcery.com>
14999 * gcse.c (target.h): Include.
15000 (can_assign_to_reg_without_clobbers_p): Check that the target allows
15001 copy of argument to a pseudo register.
15003 2009-05-27 Diego Novillo <dnovillo@google.com>
15005 * tree-ssa-live.c (dump_scope_block): Document arguments.
15006 (dump_scope_blocks): Document.
15007 (debug_scope_blocks): New.
15008 * tree-flow.h (debug_scope_blocks): Declare.
15010 2009-05-21 Denis Chertykov <denisc@overta.ru>
15012 * doc/contrib.texi (Contributors): Add myself to the list.
15014 2009-05-27 Olivier Hainque <hainque@adacore.com>
15016 * expr.c (target_align): New function. Alignment the TARGET of an
15017 assignment may be assume to have.
15018 (highest_pow2_factor_for_target): Use it instead of relying on
15019 immediate tree attributes of TARGET, not necessarily honored when
15020 intermediate bitfields are involved.
15022 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
15025 * config/i386/driver-i386.c (host_detect_local_cpu): Support
15026 AVX, SSE4, AES, PCLMUL and POPCNT.
15028 2009-05-27 Diego Novillo <dnovillo@google.com>
15030 * tree-pretty-print.c (dump_location): New.
15031 (dump_generic_node): Call it.
15032 Factor code to handle BLOCK nodes ...
15033 (dump_block_node): ... here.
15035 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
15037 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
15039 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
15041 * gcc-plugin.h: Include config.h and system.h.
15042 (IN_GCC): Define if not defined.
15044 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
15046 PR middle-end/40249
15047 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
15050 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
15052 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
15054 * config/m32r/m32r.h: Ditto.
15055 * config/m32r/m32r.md: Ditto.
15056 * config/m32r/predicates.md: Ditto.
15058 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
15060 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
15062 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
15065 (Loading plugins): typo.
15066 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
15067 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15068 (Interacting with the GCC Garbage Collector): Added new section.
15069 (Giving information about a plugin): Added new section for
15071 * ggc.h (ggc_register_root_tab): Added declaration.
15072 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
15073 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
15074 (register_callback): Improved comment in declaration.
15075 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
15076 (extra_root_vec) Added static variable for dynamic roots registration.
15077 (ggc_register_root_tab) Added new routine.
15078 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
15079 PLUGIN_GGC_MARKING event.
15080 * ggc-zone.c: Include plugin.h.
15081 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15082 * ggc-page.c: Include plugin.h.
15083 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15084 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
15085 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
15086 (register_callback): check lack of callbacks for
15087 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
15088 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
15089 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
15090 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15091 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
15092 dependency on plugin.h.
15093 (plugin.o): Added dependency on ggc.h...
15095 2009-05-26 Richard Guenther <rguenther@suse.de>
15097 PR middle-end/40248
15099 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
15100 with mismatched comparison modes.
15102 * expr.c (expand_expr_real_1): Expand the operand of a
15103 VIEW_CONVERT_EXPR in its natural mode.
15105 2009-05-26 Ian Lance Taylor <iant@google.com>
15107 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
15108 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
15109 (ALL_COMPILERFLAGS): Define.
15110 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
15111 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15112 (collect2$(exeext), collect2.o): Likewise.
15113 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
15114 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
15115 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
15116 (libbackend.o, intl.o, cppdefault.o): Likewise.
15117 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15118 (build/%.o): Use $(COMPILER_FOR_BUILD).
15119 (build/gen%$(build_exeext)): Likewise.
15120 (build/gcov-iov$(build_exeext)): LIkewise.
15121 * config/t-darwin (darwin.o): Use $(COMPILER).
15122 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
15123 * config/t-sol2 (sol2-c.o): Likewise.
15124 (sol2.o): Likewise.
15125 * config/t-vxworks (vxworks.o): Likewise.
15126 * config/x-darwin (host-darwin.o): Likewise.
15127 * config/x-hpux (host-hpux.o): Likewise.
15128 * config/x-linux (host-linux.o): Likewise.
15129 * config/x-solaris (host-solaris.o): Likewise.
15130 * config/alpha/x-alpha (driver-alpha.o): Likewise.
15131 * config/arm/t-arm (arm-c.o): Likewise.
15132 * config/arm/t-pe (pe.o): Likewise.
15133 * config/arm/t-wince-pe (pe.o): Likewise.
15134 * config/i386/t-cygming (winnt.o): Likewise.
15135 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
15136 * config/i386/t-cygwin (cygwin1.o): Likewise.
15137 (cygwin2.o): Likewise.
15138 * config/i386/t-i386 (i386-c.o): Likewise.
15139 * config/i386/t-interix (winnt.o): Likewise.
15140 * config/i386/t-netware (netware.o): Likewise.
15141 * config/i386/t-nwld (nwld.o): Likewise.
15142 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
15143 * config/i386/x-i386 (driver-i386.o): Likewise.
15144 * config/i386/x-cygwin (host-cygwin.o): Likewise.
15145 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
15146 * config/ia64/t-ia64 (ia64-c.o): Likewise.
15147 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
15148 * config/mips/x-native (driver-native.o): Likewise.
15149 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
15150 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
15151 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
15152 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
15153 * config/score/t-score-elf (score7.o): Likewise.
15154 (score3.o): Likewise.
15155 * config/sh/t-sh (sh-c.o): Likewise.
15156 * config/sh/t-symbian (sh-c.o): Likewise.
15157 (symbian.o): Likewise.
15158 * config/spu/t-spu-elf (spu-c.o): Likewise.
15159 * config/v850/t-v850 (v850-c.o): Likewise.
15160 * config/v850/t-v850e (v850-c.o): Likewise.
15162 2009-05-26 Richard Guenther <rguenther@suse.de>
15164 PR tree-optimization/40122
15165 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
15166 VECTOR_CSTs if possible.
15167 (fold_gimple_assign): Likewise.
15169 2009-05-26 Richard Guenther <rguenther@suse.de>
15171 PR middle-end/40252
15172 * fold-const.c (fold_binary): Use the correct types for building
15175 2009-05-26 Richard Guenther <rguenther@suse.de>
15177 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
15178 redundant calls to merge_alias_info.
15179 (bump_vector_ptr): Likewise.
15180 * tree-ssa-copy.c (merge_alias_info): Remove.
15181 (replace_exp_1): Remove call to merge_alias_info.
15182 (propagate_tree_value): Likewise.
15183 (fini_copy_prop): Propagate points-to info.
15184 * tree-flow.h (merge_alias_info): Remove.
15186 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
15188 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
15190 2009-05-25 Jan Hubicka <jh@suse.cz>
15192 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
15193 * cgraph.h (struct inline_summary): New filed self_wize,
15194 size_inlining_benefit, self_time and time_inlining_benefit.
15195 (struct cgraph_global_info): Replace insns by time ans size fields.
15196 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
15197 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
15198 (ipcp_update_callgraph): Do not touch function bodies.
15199 * ipa-inline.c: Include except.h
15200 (MAX_TIME): New constant.
15201 (overall_insns): Remove.
15202 (leaf_node_p): New.
15203 (overall_size, max_benefit): New static variables.
15204 (cgraph_estimate_time_after_inlining): New function.
15205 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
15206 (cgraph_clone_inlined_nodes): Update size.
15207 (cgraph_mark_inline_edge): Update size.
15208 (cgraph_estimate_growth): Use size info.
15209 (cgraph_check_inline_limits): Check size.
15210 (cgraph_default_inline_p): Likewise.
15211 (cgraph_edge_badness): Compute badness based on benefit and size cost.
15212 (cgraph_decide_recursive_inlining): Check size.
15213 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
15215 (cgraph_decide_inlining): Likewise.
15216 (cgraph_decide_inlining_incrementally): Likewise; honor
15217 PARAM_EARLY_INLINING_INSNS.
15218 (likely_eliminated_by_inlining_p): New predicate.
15219 (estimate_function_body_sizes): New function.
15220 (compute_inline_parameters): Use it.
15221 * except.c (must_not_throw_labels): New function.
15222 * except.h (must_not_throw_labels): Declare.
15223 * tree-inline.c (init_inline_once): Kill inlining_weigths
15224 * tree-ssa-structalias.c: Avoid uninitialized warning.
15225 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
15226 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
15227 (PARAM_INLINE_CALL_COST): Remove.
15228 (PARAM_EARLY_INLINING_INSNS): New.
15230 2009-05-25 Richard Guenther <rguenther@suse.de>
15232 PR tree-optimization/36327
15233 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
15234 callback for reference translation or lookup at the point of may-defs.
15235 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
15236 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
15237 for union COMPONENT_REFs.
15238 (vn_reference_lookup_3): New callback. Lookup from memset
15239 and CONSTRUCTOR assignment, translate through struct copies.
15240 (vn_reference_lookup_pieces): Make sure to not free the
15241 passed operands array. Adjust walk_non_aliased_vuses call.
15242 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
15243 make sure we do not leak memory.
15245 2009-05-25 Richard Guenther <rguenther@suse.de>
15247 * tree-ssa-alias.h (dump_points_to_solution): Declare.
15248 * tree-inline.c (expand_call_inline): Reset the escaped and
15249 callused solutions.
15250 * tree-ssa-structalias.c (pass_build_ealias): New.
15251 * tree-pass.h (pass_build_ealias): Declare.
15252 * passes.c (init_optimization_passes): Add PTA during
15253 early optimizations.
15254 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
15255 and CALLUSED solutions.
15256 (dump_points_to_solution): New function, split out from ...
15257 (dump_points_to_info_for): ... here.
15258 * tree-parloops.c (parallelize_loops): Reset the escaped and
15259 callused solutions.
15261 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15264 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
15265 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
15267 2009-05-25 Ira Rosen <irar@il.ibm.com>
15269 PR tree-optimization/40238
15270 * tree-vect-stmts.c (vect_init_vector): Insert initialization
15271 statements after basic block's labels.
15272 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
15273 to free the allocated memory.
15275 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
15277 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
15278 return address with a USE.
15280 2009-05-24 Richard Guenther <rguenther@suse.de>
15282 PR middle-end/40233
15283 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
15284 array type from the main variant of the inner type.
15286 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
15288 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
15289 definition to bool (from int) to un-break build.
15290 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
15292 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
15294 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
15295 discard_stmt_changes): Delete.
15296 * tree-ssa-operands.c (scb_stack): Delete.
15297 (init_ssa_operands): Do not initialize it.
15298 (fini_ssa_operands): Do not free it.
15299 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
15301 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
15302 update_stmt, remove the others. Fix comments.
15303 * tree-dfa.c (optimize_stack_restore): Likewise.
15304 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
15305 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
15306 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
15307 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
15309 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
15310 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
15311 (dom_opt_finalize_block): Likewise, adjusting access to
15313 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
15314 (stmts_to_rescan): Change item type to gimple.
15315 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
15317 2009-05-24 Ira Rosen <irar@il.ibm.com>
15319 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
15320 * tree-pass.h (pass_slp_vectorize): New pass.
15321 * params.h (SLP_MAX_INSNS_IN_BB): Define.
15322 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
15323 * tree-vectorizer.c (timevar.h): Include.
15324 (user_vect_verbosity_level): Declare.
15325 (vect_location): Fix comment.
15326 (vect_set_verbosity_level): Update user_vect_verbosity_level
15327 instead of vect_verbosity_level.
15328 (vect_set_dump_settings): Add an argument. Ignore user defined
15329 verbosity if dump flags require higher level of verbosity. Print to
15330 stderr only for loop vectorization.
15331 (vectorize_loops): Update call to vect_set_dump_settings.
15332 (execute_vect_slp): New function.
15333 (gate_vect_slp): Likewise.
15334 (struct gimple_opt_pass pass_slp_vectorize): New.
15335 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
15336 access its members.
15337 (vec_info_for_bb): New function.
15338 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
15339 (VECTORIZATION_ENABLED): New macro.
15340 (SLP_ENABLED, SLP_DISABLED): Likewise.
15341 (vect_is_simple_use): Add bb_vec_info argument.
15342 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
15343 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
15344 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
15345 vect_schedule_slp, vect_analyze_slp): Likewise.
15346 (vect_analyze_stmt): Add slp_tree argument.
15347 (find_bb_location): Declare.
15348 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
15349 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
15350 (vect_analyze_loop_operations, vect_analyze_loop,
15351 get_initial_def_for_induction, vect_create_epilog_for_reduction,
15352 vect_finalize_reduction, vectorizable_reduction,
15353 vectorizable_live_operation, vect_transform_loop): Likewise.
15354 * tree-data-ref.c (dr_analyze_innermost): Update comment,
15355 skip evolution analysis if analyzing a basic block.
15356 (dr_analyze_indices): Likewise.
15357 (initialize_data_dependence_relation): Skip the test whether the
15358 object is invariant for basic blocks.
15359 (compute_all_dependences): Skip dependence analysis for data
15360 references in basic blocks.
15361 (find_data_references_in_stmt): Don't fail in case of invariant
15362 access in basic block.
15363 (find_data_references_in_bb): New function.
15364 (find_data_references_in_loop): Move code to
15365 find_data_references_in_bb and add a call to it.
15366 (compute_data_dependences_for_bb): New function.
15367 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
15368 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
15370 (vect_analyze_data_ref_dependence): Check for interleaving in case of
15371 unknown dependence in basic block and fail in case of dependence in
15373 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
15374 dependence instances from either loop or basic block vectorization
15376 (vect_compute_data_ref_alignment): Check if it is loop vectorization
15377 before calling nested_in_vect_loop_p.
15378 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
15379 dependence instances from either loop or basic block vectorization
15381 (vect_verify_datarefs_alignment): Likewise.
15382 (vect_enhance_data_refs_alignment): Adjust function calls.
15383 (vect_analyze_data_refs_alignment): Likewise.
15384 (vect_analyze_group_access): Fix printing. Skip different checks if
15385 DR_STEP is 0. Keep strided stores either in loop or basic block
15386 vectorization data structure. Fix indentation.
15387 (vect_analyze_data_ref_access): Fix comments, allow zero step in
15389 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
15390 dependence instances from either loop or basic block vectorization
15392 (vect_analyze_data_refs): Update comment. Call
15393 compute_data_dependences_for_bb to analyze basic blocks.
15394 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
15395 case of loop vectorization. In case of basic block vectorization use
15396 data-ref itself as a base.
15397 (vect_create_data_ref_ptr): In case of basic block vectorization:
15398 don't advance the pointer, add new statements before the current
15399 statement. Adjust function calls.
15400 (vect_supportable_dr_alignment): Support only aligned accesses in
15401 basic block vectorization.
15402 * common.opt (ftree-slp-vectorize): New flag.
15403 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
15404 (vect_pattern_recog_1): Likewise.
15405 * tree-vect-stmts.c (process_use): Likewise.
15406 (vect_init_vector): Add new statements in the beginning of the basic
15407 block in case of basic block SLP.
15408 (vect_get_vec_def_for_operand): Adjust function calls.
15409 (vect_finish_stmt_generation): Likewise.
15410 (vectorizable_call): Add assert that it is loop vectorization, adjust
15412 (vectorizable_conversion, vectorizable_assignment): Likewise.
15413 (vectorizable_operation): In case of basic block SLP, take
15414 vectorization factor from statement's type and skip the relevance
15415 check. Adjust function calls.
15416 (vectorizable_type_demotion): Add assert that it is loop
15417 vectorization, adjust function calls.
15418 (vectorizable_type_promotion): Likewise.
15419 (vectorizable_store): Check for outer loop only in case of loop
15420 vectorization. Adjust function calls. For basic blocks, skip the
15421 relevance check and don't advance pointers.
15422 (vectorizable_load): Likewise.
15423 (vectorizable_condition): Add assert that it is loop vectorization,
15424 adjust function calls.
15425 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
15426 that it is not reduction, get vector type, call only supported
15427 functions, skip loop specific parts.
15428 (vect_transform_stmt): Check for outer loop only in case of loop
15430 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
15431 (vect_is_simple_use): Fix comment, add new argument, fix conditions
15432 for external definition.
15433 * passes.c (pass_slp_vectorize): New pass.
15434 * tree-vect-slp.c (find_bb_location): New function.
15435 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
15436 check for patterns only in loops.
15437 (vect_build_slp_tree): Add argument, adjust function calls, fail in
15438 case of multiple types in basic block SLP.
15439 (vect_mark_slp_stmts_relevant): New function.
15440 (vect_supported_load_permutation_p): Fix comment.
15441 (vect_analyze_slp_instance): Add argument. In case of basic block
15442 SLP, take vectorization factor from statement's type, check that
15443 unrolling factor is 1. Adjust function call. Save SLP instance in
15444 either loop or basic block vectorization structure. Return FALSE,
15446 (vect_analyze_slp): Add argument. Get strided stores groups from
15447 either loop or basic block vectorization structure. Return FALSE
15448 if basic block SLP failed.
15449 (new_bb_vec_info): New function.
15450 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
15451 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
15452 (vect_schedule_slp): Add argument. Get SLP instances from either
15453 loop or basic block vectorization structure. Set vectorization factor
15454 to be 1 for basic block SLP.
15455 (vect_slp_transform_bb): New function.
15456 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
15458 2009-05-23 Mark Mitchell <mark@codesourcery.com>
15460 * final.c (shorten_branches): Do not align labels for jump tables.
15461 (final_scan_insn): Use JUMP_TABLE_DATA_P.
15463 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
15465 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
15466 Remove outdated reference to flow.c and fix nits.
15467 * doc/gccint.texi: Tweak RTL description.
15468 * doc/rtl.texi: Likewise.
15470 2009-05-23 Denis Chertykov <chertykov@gmail.com>
15472 * config/avr/avr.c: Change my email address.
15473 * config/avr/avr.h: Likewise.
15474 * config/avr/avr.md: Likewise.
15475 * config/avr/avr-protos.h: Likewise.
15476 * config/avr/libgcc.S: Likewise.
15478 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
15480 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
15481 (spu_split_load, spu_split_store): Change return type to int.
15482 (spu_split_convert): Declare.
15483 * config/spu/predicates.md (spu_mem_operand): Remove.
15484 (spu_mov_operand): Update.
15485 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
15486 * config/spu/spu.c (regno_aligned_for_load): Remove.
15487 (reg_aligned_for_addr, spu_expand_load): Define.
15488 (spu_expand_extv): Reimplement and handle MEM.
15489 (spu_expand_insv): Handle MEM.
15490 (spu_sched_reorder): Handle insn's with length 0.
15491 (spu_legitimate_address_p): Reimplement.
15492 (store_with_one_insn_p): Return TRUE for any mode with size
15493 larger than 16 bytes.
15494 (address_needs_split): Define.
15495 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
15497 (spu_convert_move): Define.
15498 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
15499 (spu_split_store): Change all MEM's to TImode.
15500 (spu_init_expanders): Preallocate registers that correspond to
15501 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
15503 (spu_split_convert): Define.
15504 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
15505 (_move<mode>, _movdi, _movti): Update predicate and condition.
15506 (load, store): Change to define_split.
15507 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
15509 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
15510 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
15511 define_insn_and_split of lshr<mode>3.
15512 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
15513 (<v>ashr<mode>3_imm): Define.
15514 (extv, extzv, insv): Allow MEM operands.
15515 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
15516 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
15517 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
15518 (_spu_convert2): Change to define_insn_and_split and remove the
15519 corresponding define_peephole2.
15520 (stack_protect_set, stack_protect_test, stack_protect_test_si):
15521 Change predicates to memory_operand.
15523 2009-05-22 Mark Mitchell <mark@codesourcery.com>
15525 * config/arm/thumb2.md: Add 16-bit multiply instructions.
15527 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
15529 PR tree-optimization/40219
15530 * tree.c (iterative_hash_expr): Make sure the builtin function is
15531 a normal builtin function and not a front end or back end builtin
15532 before indexing into the built_in_decls array.
15534 2009-05-22 Richard Guenther <rguenther@suse.de>
15536 PR middle-end/38964
15537 * alias.c (write_dependence_p): Do not use TBAA for answering
15538 anti-dependence or output-dependence.
15539 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
15540 (emit_pointer_definition): Remove.
15541 (emit_alias_warning): Likewise.
15542 (find_what_var_points_to): Remove TBAA pruning code.
15543 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
15545 (compute_points_to_sets): Remove code computing the set of
15546 dereferenced pointers.
15547 * tree-data-ref.c (dr_may_alias_p): Properly use the split
15548 oracle for querying anti and output dependencies.
15549 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
15550 if TBAA may be applied.
15551 (refs_anti_dependent_p): New function.
15552 (refs_output_dependent_p): Likewise.
15553 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
15554 (refs_output_dependent_p): Likewise.
15555 * doc/tree-ssa.texi (Memory model): New section.
15556 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
15557 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
15558 * cfgexpand.c (expand_gimple_basic_block): Do not handle
15559 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
15560 * expr.c (expand_expr_real_1): Likewise.
15561 * gimple-low.c (lower_stmt): Likewise.
15562 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
15563 (dump_gimple_cdt): Remove.
15564 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
15565 (gimple_size): Likewise.
15566 (walk_gimple_op): Likewise.
15567 (is_gimple_stmt): Likewise.
15568 (walk_stmt_load_store_addr_ops): Likewise.
15569 (gimple_build_cdt): Remove.
15570 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
15571 * gimple.h (gimple_cdt_new_type): Remove.
15572 (gimple_cdt_new_type_ptr): Likewise.
15573 (gimple_cdt_set_new_type): Likewise.
15574 (gimple_cdt_location): Likewise.
15575 (gimple_cdt_location_ptr): Likewise.
15576 (gimple_cdt_set_location): Likewise.
15577 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
15578 * tree-cfg.c (remove_useless_stmts_1): Do not handle
15579 GIMPLE_CHANGE_DYNAMIC_TYPE.
15580 (verify_types_in_gimple_stmt): Likewise.
15581 * tree-inline.c (estimate_num_insns): Likewise.
15582 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
15583 (copy_decl_to_var): Likewise.
15584 (copy_result_decl_to_var): Likewise.
15585 * tree-pretty-print.c (dump_generic_node): Do not handle
15586 CHANGE_DYNAMIC_TYPE_EXPR.
15587 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
15588 * tree-ssa-operands.c (get_expr_operands): Likewise.
15589 * tree-ssa-structalias.c (struct variable_info): Remove
15590 no_tbaa_pruning member.
15591 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
15592 (unify_nodes): Do not copy it.
15593 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
15594 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
15595 (set_uids_in_ptset): Do not check it.
15596 (find_what_var_points_to): Likewise.
15597 (compute_tbaa_pruning): Remove.
15598 (compute_points_to_sets): Do not call it.
15599 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
15600 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
15601 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
15602 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
15603 (DECL_NO_TBAA_P): Likewise.
15604 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
15605 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
15606 (expand_omp_atomic_pipeline): Do not set it.
15607 * print-tree.c (print_node): Do not dump it.
15608 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
15611 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
15614 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
15617 2009-05-22 Mark Mitchell <mark@codesourcery.com>
15619 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
15622 2009-05-22 Ben Elliston <bje@au.ibm.com>
15624 * Makefile.in (bversion.h, s-bversion): New targets.
15625 (TOPLEV_H): Add bversion.h.
15626 * toplev.h: Include "bversion.h".
15627 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
15628 the __format__ attribute only if compiling with the same version
15629 of GCC as the sources (the "build version").
15631 2009-05-22 Ben Elliston <bje@au.ibm.com>
15633 * c-format.c (handle_format_attribute): Fix comment typo.
15635 2009-05-21 Steve Ellcey <sje@cup.hp.com>
15638 * config/ia64/ia64.opt (mfused-madd): New.
15639 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
15640 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
15641 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
15642 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
15643 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
15644 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
15645 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
15646 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
15647 instruction if !TARGET_FUSED_MADD.
15648 (fpma, fpms): Remove colon from name.
15650 2009-05-22 Richard Guenther <rguenther@suse.de>
15652 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
15653 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
15654 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
15656 (create_expression_by_pieces): Only convert if necessary.
15657 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
15658 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
15660 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
15662 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
15663 regular pattern from a template and rename it ...
15664 (*extzv_truncsi_exts): ... to this.
15666 2009-05-21 Richard Guenther <rguenther@suse.de>
15668 * cgraph.h (struct cgraph_node): Remove inline_decl member.
15669 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
15670 (cgraph_default_inline_p): Likewise.
15671 (cgraph_decide_inlining_incrementally): Likewise.
15673 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
15674 Uros Bizjak <ubizjak@gmail.com>
15676 * config/i386/cpuid.h (bit_MOVBE): New.
15678 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
15680 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
15681 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
15682 (ix86_handle_option): Handle OPT_mmovbe.
15683 (ix86_target_string): Add -mmovbe.
15684 (pta_flags): Add PTA_MOVBE.
15685 (processor_alias_table): Add PTA_MOVBE to "atom".
15686 (override_options): Handle PTA_MOVBE.
15688 * config/i386/i386.h (TARGET_MOVBE): New.
15690 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
15691 (*bswapsi_movbe): New.
15692 (*bswapdi_movbe): Likewise.
15693 (bswapdi2): Renamed to ...
15694 (*bswapdi_1): This.
15695 (bswapdi2): New expander.
15697 * config/i386/i386.opt (mmovbe): New.
15699 * doc/invoke.texi: Document -mmovbe.
15701 2009-05-21 Taras Glek <tglek@mozilla.com>
15703 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
15704 * gcc-plugin.h (plugin_init): Updated signature.
15705 * gcc-plugin.h (plugin_name_args): Moved to this header.
15706 * doc/plugins.texi (plugin_init): Updated documention to reflect
15708 * doc/plugins.texi (plugin_name_args): Added to documention.
15710 2009-05-21 Mark Mitchell <mark@codesourcery.com>
15712 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
15713 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
15715 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
15717 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
15718 JUMP_TABLE_DATA_P predicates where applicable.
15719 * config/i386/predicates.md: Ditto.
15720 * config/i386/sse.md: Ditto.
15722 2009-05-21 Jakub Jelinek <jakub@redhat.com>
15724 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
15725 operand2 -128 override length_immediate attribute to 1.
15726 * config/i386/predicates.md (constm128_operand): New predicate.
15728 * config/i386/i386.c (memory_address_length): Handle %r12
15729 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
15731 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
15732 mode look through optional ZERO_EXTEND and SUBREG.
15733 * config/i386/i386.md (R12_REG): New define_constant.
15734 (prefix_data16): For sse unit set also for MODE_TI insns.
15735 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
15736 insns set if operand 1 is ext_QIreg_operand.
15737 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
15738 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
15740 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
15741 mode from MODE_DI to MODE_SI.
15742 (movdi_1_rex64): Override modrm and length_immediate attributes
15743 only for movabs (TYPE_IMOV, alternative 2).
15744 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
15745 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
15746 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
15747 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
15748 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
15749 prefix_rex attribute if DImode.
15750 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
15751 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
15752 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
15753 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
15754 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
15755 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
15756 Likewise. For TYPE_IMOV clear length_immediate attribute.
15757 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
15758 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
15759 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
15760 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
15761 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
15762 or one operand TYPE_ISHIFT.
15763 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
15764 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
15765 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
15766 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
15767 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
15768 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
15769 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
15770 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
15771 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
15772 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
15773 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
15774 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
15775 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
15776 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
15777 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
15778 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
15779 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
15780 set mode attribute, don't override length attribute.
15781 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
15783 (return_internal_long): Set length attribute to 2 instead of 1.
15784 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
15785 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
15786 prefix_rex attribute.
15787 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
15789 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
15791 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15793 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
15795 2009-05-20 Ian Lance Taylor <iant@google.com>
15797 * tree.c (build_tree_list_vec_stat): New function.
15798 (ctor_to_vec): New function.
15799 (build_nt_call_vec): New function.
15800 (build_call_array): Change args to be a const pointer.
15801 (build_call_vec): New function.
15802 * tree.h (build_nt_call_vec): Declare.
15803 (build_tree_list_vec_stat): Declare.
15804 (build_tree_list_vec): Define.
15805 (build_call_array): Update declaration.
15806 (build_call_vec): Declare.
15807 (ctor_to_vec): Declare.
15808 * c-common.c (tree_vector_cache): New static variable.
15809 (make_tree_vector): New function.
15810 (release_tree_vector): New function.
15811 (make_tree_vector_single): New function.
15812 (make_tree_vector_copy): New function.
15813 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
15814 (make_tree_vector_single, make_tree_vector_copy): Declare.
15815 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
15816 (c_parser_expr_list): Don't manage cache here, instead call
15818 (c_parser_release_expr_list): Remove static function.
15819 (c_parser_vec_to_tree_list): Remove static function.
15820 (c_parser_attributes): Call build_tree_list_vec instead of
15821 c_parser_vec_to_tree_list. Call release_tree_vector instead of
15822 c_parser_release_expr_list.
15823 (c_parser_postfix_expression_after_primary): Likewise.
15824 (c_parser_objc_keywordexpr): Likewise.
15826 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
15828 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
15829 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
15830 TARGET_CONVERT_TO_TYPE.
15831 * hooks.c (hook_tree_const_tree_null): Define.
15832 * hooks.h (hook_tree_const_tree_null): Declare.
15833 * target.h (struct gcc_target): Add invalid_parameter_type,
15834 invalid_return_type, promoted_type, and convert_to_type fields.
15835 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
15836 (TARGET_INVALID_RETURN_TYPE): Define.
15837 (TARGET_PROMOTED_TYPE): Define.
15838 (TARGET_CONVERT_TO_TYPE): Define.
15839 (TARGET_INITIALIZER): Update for new fields.
15840 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
15841 (grokparms): Check targetm.invalid_parameter_type.
15842 * c-typeck.c (default_conversion): Check targetm.promoted_type.
15843 * c-convert.c (convert): Check targetm.convert_to_type.
15845 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
15847 * config/mips/mips.md (*extenddi_truncate<mode>,
15848 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
15850 (*extendhi_truncateqi): New define_insn_and_sptit.
15852 2009-05-20 Jakub Jelinek <jakub@redhat.com>
15854 PR middle-end/40204
15855 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
15856 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
15858 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
15860 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
15861 the operand of VIEW_CONVERT_EXPR.
15863 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
15865 * config/i386/driver-i386.c (host_detect_local_cpu): Check
15866 extended family and model for Intel processors. Support Intel Atom.
15868 2009-05-20 Olivier Hainque <hainque@adacore.com>
15870 * gstab.h (stab_code_type): Define, to be used instead of the
15871 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
15873 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
15874 occurrences by stab_code_type.
15875 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
15877 2009-05-20 Martin Jambor <mjambor@suse.cz>
15879 * tree-flow.h (insert_edge_copies_seq): Undeclare.
15880 (sra_insert_before): Likewise.
15881 (sra_insert_after): Likewise.
15882 (sra_init_cache): Likewise.
15883 (sra_type_can_be_decomposed_p): Likewise.
15884 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
15885 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
15886 (sra_insert_before): Likewise.
15887 (sra_insert_after): Likewise.
15888 (sra_init_cache): Likewise.
15889 (insert_edge_copies_seq): Made static and moved upwards.
15891 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
15894 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
15896 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
15897 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
15900 2009-05-20 Richard Guenther <rguenther@suse.de>
15902 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
15903 with mismatched comparison modes.
15905 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15907 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
15908 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
15909 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
15910 with shifts for Thumb2.
15911 (orsi_notsi): New for orn.
15912 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
15913 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
15914 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
15915 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
15916 Don't invert remainder for IOR.
15918 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
15920 PR tree-optimization/40087
15921 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
15922 number_of_iterations_ne): Rename never_infinite argument.
15923 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
15924 number_of_iterations_le): Handle pointer-type ivs when
15925 exit_must_be_taken is false.
15926 (number_of_iterations_cond): Do not always assume that
15927 exit_must_be_taken if the control variable is a pointer.
15929 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
15931 * c-typeck.c (build_binary_op): Allow % on integal vectors.
15932 * doc/extend.texi (Vector Extension): Document that % is allowed too.
15934 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
15936 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
15937 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
15939 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
15942 * c.opt (Wlogical-op): Disabled by default.
15943 * c-opt (c_common_post_options): Do not enable Wlogical-op with
15945 * doc/invoke.texi (Wlogical-op): Likewise.
15947 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
15949 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
15951 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
15952 Propagate the type of the first operand.
15953 <ASSERT_EXPR>: Simplify.
15954 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
15955 Rewrite using the RHS code as discriminant.
15956 <NOP_EXPR>: Turn into CASE_CONVERT.
15957 <PLUS_EXPR>: Propagate the type of the first operand.
15959 2009-05-19 Steve Ellcey <sje@cup.hp.com>
15961 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
15962 (ia64_dconst_0_375): New.
15963 * config/ia64/ia64.c (ia64_override_options): Remove
15964 -minline-sqrt-min-latency warning.
15965 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
15966 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
15967 * config/ia64/ia64.md (*sqrt_approx): Remove.
15968 (sqrtsf2): Remove #if 0.
15969 (sqrtsf2_internal_thr): Rewrite and move to div.md.
15970 (sqrtdf): Remove assert.
15971 (sqrtdf2_internal_thr): Rewrite and move to div.md.
15972 (sqrtxf2): Remove #if 0.
15973 (sqrtxf2_internal_thr): Rewrite and move to div.md.
15974 * div.md (sqrt_approx_rf): New.
15975 (sqrtsf2_internal_thr): New implementation.
15976 (sqrtsf2_internal_lat): New.
15977 (sqrtdf2_internal_thr: New implementation.
15978 (sqrtxf2_internal): New implementation.
15980 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
15981 Hans-Peter Nilsson <hp@axis.com>
15983 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
15984 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
15985 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
15986 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
15987 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
15988 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
15989 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
15990 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
15991 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
15992 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
15993 * c-common.c: ...from here.
15995 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
15997 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
15999 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16001 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
16003 2009-05-19 Ben Elliston <bje@au.ibm.com>
16005 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
16006 assignments with memcpy calls.
16007 (add_fdes): Likewise.
16008 (binary_search_unencoded_fdes): Likewise.
16009 (linear_search_fdes): Eliminate type puns.
16011 2009-05-19 Richard Guenther <rguenther@suse.de>
16013 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
16014 not falsely claim to have propagated into all uses.
16016 2009-05-19 Ben Elliston <bje@au.ibm.com>
16018 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
16021 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16023 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
16024 * config/sh/sh.c (sh_legitimate_address_p): Make static.
16025 (TARGET_LEGITIMATE_ADDRESS_P): New.
16026 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16027 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
16029 2009-05-18 Dodji Seketeli <dodji@redhat.com>
16032 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
16033 child of the containing namespace's DIE.
16035 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
16037 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
16038 *zero_extendhi_truncqi): Move after the zero_extend patterns.
16039 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
16042 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
16045 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
16046 gen_align with gen_pad.
16047 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
16048 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
16050 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
16051 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
16053 * config/i386/i386.md (align): Renamed to ...
16054 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
16055 ASM_OUTPUT_MAX_SKIP_PAD.
16057 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
16059 * config.gcc: Fix variable syntax.
16062 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
16063 before calling exact_log2.
16064 (output_iorsi3): Likewise.
16065 (output_xorsi3): Likewise.
16067 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16069 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
16070 for the none zero constant operand except for EQ and NE
16071 comprisons even when the first operand is R0.
16073 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
16075 * config/s390/2064.md: Remove trailing whitespaces.
16076 * config/s390/2084.md: Likewise.
16077 * config/s390/constraints.md: Likewise.
16078 * config/s390/fixdfdi.h: Likewise.
16079 * config/s390/libgcc-glibc.ver: Likewise.
16080 * config/s390/s390-modes.def: Likewise.
16081 * config/s390/s390-protos.h: Likewise.
16082 * config/s390/s390.c: Likewise.
16083 * config/s390/s390.h: Likewise.
16084 * config/s390/s390.md: Likewise.
16085 * config/s390/tpf-unwind.h: Likewise.
16087 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16089 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
16091 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16094 * configure.ac (m68k-*-*): Check if binutils support TLS.
16095 * configure: Regenerate.
16096 * config/m68k/predicates.md (symbolic_operand): Extend comment.
16097 * config/m68k/constraints.md (Cu): New constraint.
16098 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
16099 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
16100 (movsi): Handle TLS symbols.
16101 (addsi3_5200): Handle XTLS symbols, indent.
16102 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
16103 (m68k_tls_reference_p): Declare.
16104 (m68k_legitimize_address): Declare.
16105 (m68k_unwrap_symbol): Declare.
16106 * config/m68k/m68k.opt (mxtls): New option.
16107 * config/m68k/m68k.c (ggc.h): Include.
16108 (m68k_output_dwarf_dtprel): Implement hook.
16109 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
16110 (m68k_expand_prologue): Load GOT pointer when function needs it.
16111 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
16112 (m68k_legitimate_constant_address_p): Same.
16113 (m68k_decompose_address): Handle TLS references.
16114 (m68k_get_gp): New static function.
16115 (enum m68k_reloc): New contants.
16116 (TLS_RELOC_P): New macro.
16117 (m68k_wrap_symbol): New static function.
16118 (m68k_unwrap_symbol): New function.
16119 (m68k_final_prescan_insn_1): New static function.
16120 (m68k_final_prescan_insn): New function.
16121 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
16123 (legitimize_pic_address): Handle TLS references..
16124 (m68k_tls_get_addr, m68k_get_tls_get_addr)
16125 (m68k_libcall_value_in_a0_p)
16126 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
16127 (m68k_call_m68k_read_tp): Helper variables and functions for ...
16128 (m68k_legitimize_tls_address): Handle TLS references.
16129 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
16131 (m68k_legitimize_address): Handle TLS symbols.
16132 (m68k_get_reloc_decoration): New static function.
16133 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
16135 (m68k_output_dwarf_dtprel): Implement hook.
16136 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
16137 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
16138 m68k_call_* routines.
16139 (sched_attr_op_type): Handle TLS symbols.
16140 (gt-m68k.h): Include.
16141 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
16142 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
16144 2009-05-18 Martin Jambor <mjambor@suse.cz>
16146 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
16147 (visit_store_addr_for_mod_analysis): New function.
16148 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
16149 (determine_cst_member_ptr): Use gimple_assign_single_p.
16150 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
16151 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
16152 operands. Don't check number of operands of a NOP_EXPR.
16154 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
16156 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
16158 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
16161 * c-common.c (warn_logical_operator): Don't warn if one of
16162 expression isn't always true or false.
16164 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
16166 * config/i386/biarch32.h: New file.
16167 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
16169 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
16171 * config/mips/mips.md (*zero_extend<mode>_trunchi,
16172 *zero_extend<mode>_truncqi): Merge these into ...
16173 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
16174 Name the pattern following this as *zero_extendhi_truncqi.
16176 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
16178 PR middle-end/39301
16179 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
16180 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
16181 (output_info): Make field HOST_WIDEST_INT.
16182 (print_statistics): Use HOST_WIDEST_INT_PRINT.
16183 (dump_bitmat_statistics): Same.
16185 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
16187 * config.gcc (use_gcc_stdint): Set to wrap.
16188 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
16189 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
16190 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16191 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16192 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16193 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16194 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16195 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16197 2009-05-16 Joseph Myers <joseph@codesourcery.com>
16199 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
16201 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
16202 Move definitions earlier.
16203 (OPT_ARCH64, OPT_ARCH32): Define.
16204 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
16207 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
16210 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
16213 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
16215 * arm.md (movdi2): Copy non-reg values to DImode registers.
16217 2009-05-16 Jakub Jelinek <jakub@redhat.com>
16220 * final.c (label_to_max_skip): New function.
16221 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
16222 CODE_LABEL_NUMBER <= max_labelno.
16223 * output.h (label_to_max_skip): New prototype.
16224 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
16225 (ix86_avoid_jump_mispredicts): ... this. Don't define if
16226 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
16227 Handle CODE_LABELs with >= 16 byte alignment or with
16228 max_skip == (1 << align) - 1.
16229 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
16230 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
16233 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
16234 .p2align 3 if MAX_SKIP is smaller than 7.
16235 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
16237 2009-05-15 Ian Lance Taylor <iant@google.com>
16239 * alias.c (struct alias_set_entry_d): Rename from struct
16240 alias_set_entry. Change all uses.
16241 * except.c (struct call_site_record_d): Rename from struct
16242 call_site_record. Change all uses.
16243 * except.h (struct eh_region_d): Rename from struct eh_region.
16245 * gcse.c (struct hash_table_d): Rename from struct hash_table.
16247 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
16248 ivtype_map_elt. Change all uses.
16249 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
16251 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
16252 * graphite.h (struct name_tree_d): Rename from struct name_tree.
16254 (struct sese_d): Rename from struct sese. Change all uses.
16255 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
16256 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
16257 * optabs.h (struct optab_d): Rename from struct optab. Change all
16259 (struct convert_optab_d): Rename from struct convert_optab.
16261 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
16262 ipa_opt_pass. Change all uses.
16263 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
16266 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
16267 defined as a typedef.
16268 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
16271 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
16274 * fold-const.c (make_range,build_range_check,merge_ranges): Move
16276 (merge_ranges): Returns bool.
16277 * tree.h (make_range): .. to here.
16278 (build_range_check): Likewise.
16279 (merge_ranges): Likewise. Renamed from merge_ranges.
16280 * c-typeck.c (parser_build_binary_op): Update calls to
16281 warn_logical_operator.
16282 * c-common.c (warn_logical_operator): Add new warning.
16283 * c-common.h (warn_logical_operator): Update declaration.
16285 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
16287 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
16289 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16291 * doc/install.texi: Document MPC requirements, flags etc.
16293 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
16294 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
16295 Evaluate constant arguments.
16296 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
16297 (fold_builtin_1): Likewise, also evaluate constant arguments.
16298 Remove superfluous break.
16299 (do_mpc_ckconv): New.
16300 * real.h: Include mpc.h.
16301 * toplev.c (print_version): Output MPC version info if available.
16303 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16305 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
16307 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
16309 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
16312 2009-05-15 Jan Hubicka <jh@suse.cz>
16314 * doc/invoke.texi (max-early-inliner-iterations): New flag.
16315 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
16316 (try_inline): Fix return value.
16317 (cgraph_decide_inlining_incrementally): Honor new value.
16318 (cgraph_early_inlining): Handle indirect inlining.
16319 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
16321 2009-05-15 Jan Hubicka <jh@suse.cz>
16323 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
16324 * cgraphunit.c (cgraph_finalize_function): Set it.
16325 (cgraph_expand_function): Use it.
16327 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16329 * real.c (encode_ieee_half): Define.
16330 (decode_ieee_half): Define.
16331 (ieee_half_format): Define.
16332 (arm_half_format): Define.
16333 * real.h (ieee_half_format): Declare.
16334 (arm_half_format): Declare.
16336 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16338 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
16339 swapped, and reversed optabs exist before trying to use them.
16341 2009-05-15 Paul Brook <paul@codesourcery.com>
16342 Sandra Loosemore <sandra@codesourcery.com>
16344 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
16345 loads. Allow PRE_DEC.
16346 (output_move_neon): Handle PRE_DEC.
16347 (arm_print_operand): Add 'A' for neon structure loads.
16348 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
16349 * config/arm/neon.md (neon_mov): Update comment.
16350 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
16352 (Um): New constraint.
16354 2009-05-15 Jan Hubicka <jh@suse.cz>
16356 Revert the following patch until testsuite fallout is fixed:
16357 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
16358 * cgraph.h (struct inline_summary): New filed self_wize,
16359 size_inlining_benefit, self_time and time_inlining_benefit.
16360 (struct cgraph_global_info): Replace insns by time ans size fields.
16361 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
16362 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
16363 (ipcp_update_callgraph): Do not touch function bodies.
16364 * ipa-inline.c: Include except.h
16365 (MAX_TIME): New constant.
16366 (overall_insns): Remove
16367 (overall_size, max_benefit): New static variables.
16368 (cgraph_estimate_time_after_inlining): New function.
16369 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
16370 (cgraph_clone_inlined_nodes): Update size.
16371 (cgraph_mark_inline_edge): Update size.
16372 (cgraph_estimate_growth): Use size info.
16373 (cgraph_check_inline_limits): Check size.
16374 (cgraph_default_inline_p): Likewise.
16375 (cgraph_edge_badness): Compute badness based on benefit and size cost.
16376 (cgraph_decide_recursive_inlining): Check size.
16377 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
16379 (cgraph_decide_inlining): Likewise.
16380 (cgraph_decide_inlining_incrementally): Likewise; honor
16381 PARAM_EARLY_INLINING_INSNS.
16382 (likely_eliminated_by_inlining_p): New predicate.
16383 (estimate_function_body_sizes): New function.
16384 (compute_inline_parameters): Use it.
16385 * except.c (must_not_throw_labels): New function.
16386 * except.h (must_not_throw_labels): Declare.
16387 * tree-inline.c (init_inline_once): Kill inlining_weigths
16388 * tree-ssa-structalias.c: Avoid uninitialized warning.
16389 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
16390 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
16391 (PARAM_INLINE_CALL_COST): Remove.
16392 (PARAM_EARLY_INLINING_INSNS): New.
16394 2009-05-15 Richard Guenther <rguenther@suse.de>
16396 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
16397 not TODO_update_ssa.
16399 2009-05-15 Richard Guenther <rguenther@suse.de>
16401 PR tree-optimization/39999
16402 * gimple.h (gimple_expr_type): Use the expression type looking
16403 through useless conversions.
16404 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
16405 (vn_nary_op_insert_stmt): Likewise.
16406 (simplify_binary_expression): Likewise.
16408 2009-05-15 Richard Guenther <rguenther@suse.de>
16410 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
16411 New options, enabled by default.
16412 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
16414 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
16415 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
16416 * tree-ssa-structalias.c (gate_tree_pta): New function.
16417 (pass_build_alias): Use it.
16419 2009-05-15 Joseph Myers <joseph@codesourcery.com>
16421 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
16422 recurse on an invariant address if a conversion from a pointer
16423 type to a wider integer type is involved.
16425 2009-05-15 Jan Hubicka <jh@suse.cz>
16427 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
16428 * cgraph.h (struct inline_summary): New filed self_wize,
16429 size_inlining_benefit, self_time and time_inlining_benefit.
16430 (struct cgraph_global_info): Replace insns by time ans size fields.
16431 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
16432 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
16433 (ipcp_update_callgraph): Do not touch function bodies.
16434 * ipa-inline.c: Include except.h
16435 (MAX_TIME): New constant.
16436 (overall_insns): Remove
16437 (overall_size, max_benefit): New static variables.
16438 (cgraph_estimate_time_after_inlining): New function.
16439 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
16440 (cgraph_clone_inlined_nodes): Update size.
16441 (cgraph_mark_inline_edge): Update size.
16442 (cgraph_estimate_growth): Use size info.
16443 (cgraph_check_inline_limits): Check size.
16444 (cgraph_default_inline_p): Likewise.
16445 (cgraph_edge_badness): Compute badness based on benefit and size cost.
16446 (cgraph_decide_recursive_inlining): Check size.
16447 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
16449 (cgraph_decide_inlining): Likewise.
16450 (cgraph_decide_inlining_incrementally): Likewise; honor
16451 PARAM_EARLY_INLINING_INSNS.
16452 (likely_eliminated_by_inlining_p): New predicate.
16453 (estimate_function_body_sizes): New function.
16454 (compute_inline_parameters): Use it.
16455 * except.c (must_not_throw_labels): New function.
16456 * except.h (must_not_throw_labels): Declare.
16457 * tree-inline.c (init_inline_once): Kill inlining_weigths
16458 * tree-ssa-structalias.c: Avoid uninitialized warning.
16459 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
16460 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
16461 (PARAM_INLINE_CALL_COST): Remove.
16462 (PARAM_EARLY_INLINING_INSNS): New.
16463 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
16464 (inline-call-cost): Remove.
16465 (early-inlining-insns): New.
16467 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
16469 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
16471 (print_int_cst_bounds_in_octal_p): Likewise.
16472 (dbxout_type): Adjust calls to above functions. Be prepared to deal
16474 * dwarf2out.c (base_type_die): Likewise.
16475 (is_subrange_type): Delete.
16476 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
16477 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
16478 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
16479 if the destination type is boolean.
16480 (build_range_check): Do not special-case subtypes.
16481 (fold_sign_changed_comparison): Likewise.
16482 (fold_unary): Likewise.
16483 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
16484 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
16485 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
16486 * tree.c (subrange_type_for_debug_p): New predicate based on the
16487 former is_subrange_type.
16488 * tree.h (subrange_type_for_debug_p): Declare.
16489 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
16490 (convert_affine_scev): Remove call to above function.
16491 (chrec_convert_aggressive): Likewise.
16492 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
16493 false for conversions involving subtypes.
16494 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
16495 (vrp_val_min): Likewise.
16496 (needs_overflow_infinity): Likewise.
16497 (extract_range_from_unary_expr): Likewise.
16499 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
16501 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
16502 * config/frv/frv.c: Likewise.
16503 * config/s390/s390.c: Likewise.
16504 * config/sparc/sparc.h: Likewise.
16505 * config/i386/i386.h: Likewise.
16506 * config/i386/i386.c: Likewise.
16507 * config/crx/crx.c: Likewise.
16508 * config/m68hc11/m68hc11.h: Likewise.
16509 * config/iq2000/iq2000.c: Likewise.
16510 * config/mn10300/mn10300.h: Likewise.
16511 * config/mn10300/mn10300.c: Likewise.
16512 * config/m68k/m68k.c: Likewise.
16513 * config/rs6000/rs6000.c: Likewise.
16514 * config/rs6000/xcoff.h: Likewise.
16515 * config/rs6000/linux64.h: Likewise.
16516 * config/rs6000/sysv4.h: Likewise.
16517 * config/score/score3.c: Likewise.
16518 * config/score/score7.c: Likewise.
16519 * config/score/score.c: Likewise.
16520 * config/arm/arm.md: Likewise.
16521 * config/mips/mips.c: Likewise.
16522 * config/mips/mips.md: Likewise.
16523 * config/bfin/bfin.h: Likewise.
16524 * config/pa/pa.c: Likewise.
16525 * config/pa/constraints.md: Likewise.
16527 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
16528 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
16529 * config/pdp11/pdp11.h: Use memory_address_p instead.
16531 2009-05-14 Ian Lance Taylor <iant@google.com>
16533 * passes.c (finish_optimization_passes): Change i to int.
16534 * plugin.c (plugins_active_p): Change event to int.
16535 (dump_active_plugins): Likewise.
16536 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
16538 * tree.c (tree_range_check_failed): Change c to unsigned int.
16539 (omp_clause_range_check_failed): Likewise.
16540 (build_common_builtin_nodes): Change mode to int. Add cast.
16541 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
16542 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
16544 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
16545 ++ or -- with a variable of enum type.
16547 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16550 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
16552 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16554 * store-motion.c: Do not include params.h
16555 * Makefile.in: Fix dependencies for various files.
16557 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16559 * auto-inc-dec.c: Fix pass description, remove apparent
16560 accidental duplication.
16562 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
16564 PR middle-end/40147
16565 * ipa-utils.h (memory_identifier_string): Moved to ...
16566 * tree.h (memory_identifier_string): Here. Add GTY(()).
16568 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
16570 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
16571 in the former documentation of...
16572 (GO_IF_LEGITIMATE_ADDRESS): ... this.
16573 * ira-conflicts.c (get_dup_num): Use address_operand.
16574 * targhooks.c (default_legitimate_address_p): New.
16575 * targhooks.h (default_legitimate_address_p): New.
16576 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
16578 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
16579 * target.h (struct target): Add legitimate_address_p.
16580 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
16581 (TARGET_INITIALIZER): Include it.
16583 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16584 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
16585 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
16586 (TARGET_LEGITIMATE_ADDRESS_P): New.
16588 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16589 (REG_OK_STRICT_P): Delete.
16590 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
16591 (frv_legitimate_address_p_1): ... this.
16592 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
16593 (frv_legitimate_address_p_1): ... the renamed old
16594 frv_legitimate_address_p.
16595 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
16596 (TARGET_LEGITIMATE_ADDRESS_P): New.
16598 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16599 * config/s390/s390-protos.h (legitimate_address_p): Remove.
16600 * config/s390/s390.c (legitimate_address_p): Rename to...
16601 (s390_legitimate_address_p): ... this, make static.
16602 (legitimize_address): Adjust call.
16603 (TARGET_LEGITIMATE_ADDRESS_P): New.
16604 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
16606 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16607 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
16608 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
16609 (TARGET_LEGITIMATE_ADDRESS_P): New.
16611 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16612 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
16613 * config/spu/spu.c (spu_legitimate_address): Rename to...
16614 (spu_legitimate_address_p): ... this, make static.
16615 (TARGET_LEGITIMATE_ADDRESS_P): New.
16617 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16618 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
16619 * config/sparc/sparc.c (legitimate_address_p): Rename to...
16620 (sparc_legitimate_address_p): ... this, make static and return bool.
16621 (legitimize_address): Adjust call.
16622 (TARGET_LEGITIMATE_ADDRESS_P): New.
16624 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16625 * config/i386/i386-protos.h (legitimate_address_p): Remove.
16626 * config/i386/i386.c (legitimate_address_p): Rename to...
16627 (ix86_legitimate_address_p): ... this, make static.
16628 (constant_address_p): Move after it, adjust call.
16629 (TARGET_LEGITIMATE_ADDRESS_P): New.
16631 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16632 * config/avr/avr-protos.h (legitimate_address_p): Remove.
16633 * config/avr/avr.c (legitimate_address_p): Rename to...
16634 (avr_legitimate_address_p): ... this, make static.
16635 (legitimize_address): Adjust call.
16636 (TARGET_LEGITIMATE_ADDRESS_P): New.
16638 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16639 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
16640 * config/crx/crx.c (crx_legitimate_address_p): Make static.
16641 (TARGET_LEGITIMATE_ADDRESS_P): New.
16643 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16644 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
16645 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
16646 (TARGET_LEGITIMATE_ADDRESS_P): New.
16648 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16649 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
16651 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
16653 (TARGET_LEGITIMATE_ADDRESS_P): New.
16655 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16656 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
16658 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
16660 (m68hc11_legitimate_address_p): ... this, make static.
16661 (go_if_legitimate_address_internal): Rename to...
16662 (m68hc11_legitimate_address_p_1): ... this.
16663 (legitimize_address): Adjust call.
16664 (TARGET_LEGITIMATE_ADDRESS_P): New.
16666 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16667 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
16668 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
16669 (TARGET_LEGITIMATE_ADDRESS_P): New.
16671 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16672 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
16673 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
16674 (mn10300_legitimate_address_p): ... this, make static.
16675 (TARGET_LEGITIMATE_ADDRESS_P): New.
16677 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16678 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
16679 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
16680 (TARGET_LEGITIMATE_ADDRESS_P): New.
16682 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16683 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
16684 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
16685 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16686 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
16687 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
16688 (rs6000_legitimate_address_p): ... this, make static.
16689 (TARGET_LEGITIMATE_ADDRESS_P): New.
16690 (REG_MODE_OK_FOR_BASE_P): Delete.
16691 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
16693 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16694 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
16696 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
16697 static, adjust types.
16698 (TARGET_LEGITIMATE_ADDRESS_P): New.
16700 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16701 * config/score/score.c (score_address_p): Rename to...
16702 (score_legitimate_address_p): ... this.
16703 (TARGET_LEGITIMATE_ADDRESS_P): New.
16704 * config/score/score3.c (score3_address_p): Rename to...
16705 (score3_legitimate_address_p): ... this.
16706 * config/score/score7.c (score7_address_p): Rename to...
16707 (score7_legitimate_address_p): ... this.
16709 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
16710 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
16711 GO_IF_LEGITIMATE_ADDRESS): Delete.
16712 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
16713 thumb2_legitimate_address_p): Delete.
16714 (arm_legitimate_address_p): Rename to...
16715 (arm_legitimate_address_outer_p): ... this.
16716 * config/arm/constraints.md ("Uq"): Adjust call.
16717 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
16718 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
16720 (arm_legitimate_address_outer_p): ... this.
16721 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
16723 (TARGET_LEGITIMATE_ADDRESS_P): New.
16725 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16726 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
16727 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
16728 (TARGET_LEGITIMATE_ADDRESS_P): New.
16730 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16731 * config/vax/vax-protos.h (legitimate_address_p): Remove.
16732 * config/vax/vax.c (legitimate_address_p): Rename to...
16733 (vax_legitimate_address_p): ... this, make static.
16734 (TARGET_LEGITIMATE_ADDRESS_P): New.
16736 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16737 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
16738 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
16739 (TARGET_LEGITIMATE_ADDRESS_P): New.
16741 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16742 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
16743 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
16744 (mmix_legitimate_address_p): ... this, make static.
16745 (TARGET_LEGITIMATE_ADDRESS_P): New.
16747 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16748 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
16749 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
16750 (TARGET_LEGITIMATE_ADDRESS_P): New.
16752 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
16754 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
16755 of MODE_COMPLEX_INT.
16757 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
16759 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
16760 LCT_NORMAL in function call.
16761 * mips-tdump.c (print_file_desc): Add cast to enum type.
16762 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
16763 (mark_stabs): Add casts to enum types.
16764 (parse_stabs_common): Add casts to enum types.
16766 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
16768 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
16769 Check for invalid values of LETTER.
16771 2009-05-13 Taras Glek <tglek@mozilla.com>
16773 * attribs.c (register_attribute): moved out attribute registration
16774 into register_attribute.
16775 * doc/plugins.texi: Documented register_attribute and
16777 * gcc-plugin.h: Added forward decl for register_attribute.
16778 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
16779 * plugin.c (register_callback, invoke_plugin_callbacks): Added
16780 PLUGIN_ATTRIBUTES boilerplate.
16782 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
16784 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
16785 values even in sentinel and empty entries.
16786 (ms_printf_flag_specs): Likewise.
16787 (ms_scanf_flag_specs): Likewise.
16788 (ms_strftime_flag_specs): Likewise.
16789 (ms_print_char_table): Likewise.
16790 (ms_scan_char_table): Likewise.
16791 (ms_time_char_table): Likewise.
16793 2009-05-13 Doug Kwan <dougkwan@google.com>
16795 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
16797 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
16799 * config/mips/mips.md (store): Add attributes for QI and HI.
16801 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
16802 (truncdi<mode>2): ... this new pattern.
16804 2009-05-13 Brad Hards <bradh@kde.org>
16806 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
16808 2009-05-14 Jakub Jelinek <jakub@redhat.com>
16809 Ben Elliston <bje@au.ibm.com>
16811 PR middle-end/40035
16812 * dse.c (check_mem_read_rtx): Guard against width == -1.
16814 2009-05-13 Michael Matz <matz@suse.de>
16816 PR middle-end/39976
16817 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
16818 (trivially_conflicts_p): New function.
16819 (insert_backedge_copies): Use it.
16821 2009-05-13 Janis Johnson <janis187@us.ibm.com>
16823 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
16824 (handle_stdc_pragma): Use new enum constant names.
16825 (handle_pragma_float_const_decimal64): Ditto.
16827 2009-05-13 Ian Lance Taylor <iant@google.com>
16829 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
16832 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
16834 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
16835 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
16837 * config/m68k/m68k.h (FL_UCLINUX): Define.
16839 2009-05-13 Jan Hubicka <jh@suse.cz>
16841 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
16843 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
16845 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
16846 unless -fschedule-insns is specified.
16848 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
16851 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
16852 TARGET_EXPAND_CBRANCHDI4.
16853 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
16854 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
16855 (cmpeqdi): Fix comment.
16857 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
16859 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
16860 (sh_legitimate_address_p): Likewise.
16861 * config/sh/sh.c (sh_legitimate_index_p): New.
16862 (sh_legitimate_address_p): Likewise.
16863 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
16864 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
16865 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
16866 (MAYBE_BASE_REGISTER_RTX_P): New macro.
16867 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
16868 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
16869 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
16870 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
16871 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
16873 2009-05-12 Jan Hubicka <jh@suse.cz>
16875 * tree-inline.c (estimate_operator_cost): Add operands;
16876 when division happens by constant, it is cheap.
16877 (estimate_num_insns): Loads and stores are not having cost of 0;
16878 EH magic stuff is cheap; when computing runtime cost of switch,
16879 use log2 base of amount of its cases; builtin_expect has cost of 0;
16880 compute cost for moving return value of call.
16881 (init_inline_once): Initialize time_based flags.
16882 * tree-inline.h (eni_weights_d): Add time_based flag.
16884 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
16886 * df-core.c: Update head documentation.
16888 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
16891 * rs6000.c (rs6000_generate_compare): Use op1b instead of
16892 shadowing exisiting variable op1.
16894 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
16897 * config/i386/driver-i386.c (processor_signatures): New enum.
16898 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
16899 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
16900 processor signature to detect geode processor.
16902 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
16906 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
16908 * optabs.c (prepare_cmp_insn): Temporarily disable test that
16909 causes spurious differences between trunk and cond-optab branch.
16911 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
16913 * dojump.c (compare_from_rtx): Delete.
16914 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
16915 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
16916 if the comparison does not satisfy the predicate; test predicates for
16917 operands 2 and 3 of a cstore pattern. Don't try cstore optab
16918 further if one existing pattern fails.
16919 * expr.h (compare_from_rtx): Delete.
16920 (prepare_operand): Declare it.
16921 * optabs.c: Change "lib call" to "libcall" throughout.
16922 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
16923 HAVE_conditional_trap, emit_cmp_insn): Delete.
16924 (can_compare_p): Delete cmp_optab case.
16925 (prepare_float_lib_cmp): Return an rtx and a machine mode.
16926 Accept other parameters by value.
16927 (prepare_operand): Make non-static.
16928 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
16929 other parameters by value. Try to widen operands here based on
16930 an optab_methods argument and looking at cbranch_optab.
16931 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
16932 loop. Use cbranch_optab directly.
16933 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
16934 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
16936 (emit_conditional_move, emit_conditional_add): Inline what's needed
16937 of compare_from_rtx, using new prepare_cmp_insn for the rest.
16938 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
16939 with COMPARE. Move cmov_optab and cstore_optab above
16940 with cbranch_optab, move cmp_optab down with ucmp_optab,
16941 remove tst_otpab. Do not initialize trap_rtx.
16942 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
16943 for trap code. Do not check HAVE_conditional_trap. Use
16944 prepare_cmp_insn. Accept no predicate for operand 3.
16945 * optabs.h (OTI_cmp): Mark as used only for libcalls.
16946 (OTI_ctrap, ctrap_optab): New.
16947 (tst_optab): Delete.
16948 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
16949 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
16950 with lookup of ctrap_optab.
16951 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
16953 (ctrap_optab): New.
16955 * combine.c (combine_simplify_rtx, simplify_set): Do not
16956 special case comparing against zero for cc0 machines.
16957 * simplify-rtx.c (simplify_binary_operation_1): Never remove
16958 COMPARE on cc0 machines.
16959 (simplify_relational_operation): Return a new expression when
16960 a COMPARE could be removed.
16961 * final.c (final_scan_insn): Compare cc_status values
16962 against LHS of a (compare FOO (const_int 0)) cc0 source.
16963 Also check if cc_status.value is the full compare.
16965 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
16966 (cstoreMM4): Document.
16967 (conditional_trap): Document ctrapMM4 instead.
16968 (sync_compare_and_swapMM): Refer to cbranchcc4.
16969 (Dependent Patterns): Eliminate obsolete information referring to
16970 the old jump optimization phase.
16971 (Canonicalization): Include cbranchcc4 case, omit canonicalization
16972 of compares with 0 on cc0 machines.
16973 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
16974 avoiding references to cc0. Remove text about storing operands
16976 * doc/tm.texi (Condition Codes): Include blurb on different
16977 condition code representations, separate into subsections for
16978 CC0, MODE_CC and conditional execution.
16980 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
16981 alpha_emit_setcc): Accept operands and a machine mode.
16982 * config/alpha/alpha.c (alpha_emit_conditional_branch):
16983 Get code/op0/op1 from operands, use machine mode argument
16984 instead of alpha_compare.fp_p. Emit the branch here.
16985 (alpha_emit_setcc): Likewise, and return boolean.
16986 (alpha_emit_conditional_move): Likewise. Assert that
16987 cmp_op_mode == cmp_mode, and simplify accordingly.
16988 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
16989 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
16990 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
16992 (stack probe test): Use cbranchdi4.
16993 * config/alpha/predicates.md (alpha_cbranch_operator): New.
16995 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
16996 * config/arc/arc.h (movsicc, movsfcc): Use it.
16997 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
16998 (cbranchsi4, cstoresi4): New.
16999 (cmpsi, bCC and sCC expanders): Remove.
17001 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
17002 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
17003 * config/arm/predicates.md (arm_comparison_operator): Only include
17004 floating-point operators if there is a hardware floating-point unit.
17005 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
17006 deferring to cbranch_cc and cstore_cc respectively.
17007 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
17008 cbranch_cc, cstore_cc): New.
17009 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
17011 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
17013 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
17014 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
17016 (adjust_insn_length): Adjust calls.
17017 (avr_reorg): Handle (compare (foo) (const_int 0)).
17018 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
17019 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
17020 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
17021 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
17023 (cbranchqi4, cbranchhi4, cbranchsi4): New.
17024 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
17026 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
17027 (cbranchsi4, cstorebi4, cstoresi4): New.
17028 (movbisi): This insn is duplicate, split it to zero_extend.
17029 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
17030 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
17031 (bfin_optimize_loop): Use cbranch expander.
17032 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
17033 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
17034 (bfin_bimode_comparison_operator): ... this.
17035 (bfin_direct_comparison_operator): New.
17037 * config/cris/cris.c (cris_normal_notice_update_cc): Look
17038 inside (compare FOO (const_int 0)).
17039 (cris_rtx_costs): Handle ZERO_EXTRACT.
17040 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
17041 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
17042 (*tstdi_v32): Delete.
17043 (*cmpdi_non_v32): Add M alternative for operand 1.
17044 (cmpsi, cmp<mode>): Make private.
17045 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
17047 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
17049 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
17050 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
17051 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
17052 (cc_reg_operand): New.
17053 (any_cond): Delete.
17054 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
17055 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
17056 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
17057 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
17058 crx_expand_scond): Delete.
17060 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
17062 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
17063 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
17065 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
17066 cstoresi4, cstoresf4, cstoredf4): New.
17067 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
17068 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17069 Receive the entire operands array.
17070 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
17071 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
17072 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17073 Get test/op0/op1 from the operands array.
17074 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
17076 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
17077 (h8300_expand_store): New.
17078 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
17080 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
17081 (h8300_expand_store): New.
17082 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
17083 or do not try to produce (set (cc0) REG).
17084 (peepholes): Wrap arguments with COMPARE. Add a peephole to
17085 change a compare into a move to a scratch register. Disable some
17086 peepholes when comparing with zero.
17087 (tstsi, tsthi, tstsi, cmpqi): Make private.
17089 (bCC, sCC): Delete.
17090 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
17093 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
17094 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
17095 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
17096 (ix86_emit_i387_log1p): Use cbranchxf2.
17097 (ix86_expand_setcc): Return void.
17098 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
17099 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
17100 cmp<MODEF>, cmpcc): Remove.
17101 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
17102 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
17103 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
17104 (sCC and bCC expanders): Remove.
17105 (stack_protect_test): Use cbranchcc4.
17107 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
17109 (ia64_expand_compare): Accept three rtx by reference and return void.
17110 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
17111 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
17112 from *expr. Update *expr with the BImode comparison to do.
17113 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
17114 cmptf, bCC, sCC, conditional_trap): Delete.
17115 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
17116 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
17117 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
17118 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
17119 * config/ia64/predicates.md (ia64_cbranch_operator): New.
17121 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
17122 type of last argument.
17123 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
17124 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
17125 use machine mode argument instead of branch_type. Remove dead
17126 code for floating-point comparisons.
17127 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
17128 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
17130 (cbranchsi4, cstoresi4): New.
17131 * config/iq2000/predicates.md (reg_or_const_operand): New.
17133 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
17134 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
17135 (b<code>_op): Rewrite to...
17136 (bcc_op): ... this, using match_operator.
17137 (s<code>_op): Rewrite to...
17138 (scc_op): ... this, using match_operator.
17139 (s<code>_24_op): Rewrite to...
17140 (scc_op_24): ... this, using match_operator.
17141 (s<code>_<mode>): Rewrite to...
17142 (cstore<mode>4): ... this, using match_operator.
17143 (s<code>_<mode>_24): Rewrite to...
17144 (cstore<mode>4_24): ... this, using match_operator.
17145 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
17146 m32c_unpend_compare, m32c_expand_scc): Delete.
17147 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
17148 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
17149 (m32c_expand_movcc): Change NE to EQ if necessary.
17150 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
17152 * config/m32r/m32r-protos.h (gen_cond_store): New.
17153 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
17154 (gen_cond_store): New, from sCC patterns.
17155 (m32r_expand_block_move): Use cbranchsi4.
17156 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
17157 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
17158 (cbranchsi4, cstoresi4): New.
17160 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
17162 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
17163 (m68hc11_notice_update_cc): Look into a compare with 0.
17164 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
17166 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
17167 cmphi, cmpqi, bCC): Delete.
17168 (cbranchsi4, cbranchhi4, cbranchqi4): New.
17169 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
17170 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
17173 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
17174 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
17175 * config/m68k/constraints.md (H): New.
17176 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
17177 the define_insn below.
17178 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
17179 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
17180 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
17181 patterns): Wrap RHS with COMPARE.
17182 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
17183 (*cmpdi_internal): Name this pattern.
17184 (cmpdi): Change to define_insn.
17185 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
17186 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
17187 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
17189 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
17190 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
17191 (conditional_trap): Change to...
17192 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
17193 (*conditional_trap): Use the ordered_comparison_operator and
17194 const1_operand predicates.
17195 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
17196 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
17197 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
17198 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
17200 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
17201 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
17202 (mcore_gen_compare): New.
17203 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
17204 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
17205 (mcore_gen_compare): ... this.
17206 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
17207 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
17208 (stack probe pattern): Use cbranchsi4.
17210 * config/mips/predicates.md (mips_cstore_operator): New.
17211 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
17212 * config/mips/mips.md (any_cond): Delete.
17213 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
17215 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
17216 fixuns_truncsfdi2): Use cbranch patterns.
17217 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
17218 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
17219 Adjust call to mips_expand_conditional_branch.
17220 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
17222 * config/mips/mips-protos.h (mips_expand_conditional_branch,
17223 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
17224 * config/mips/mips.c (cmp_operands): Delete.
17225 (mips_emit_compare): Get comparison operands from *op0/*op1.
17226 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
17227 that it succeeds. Use op0/op1 instead of cmp_operands.
17228 (mips_expand_conditional_branch, mips_expand_conditional_move,
17229 mips_expand_conditional_trap): Likewise.
17230 (mips_block_move_loop): Use cbranch patterns.
17231 * config/mips/mips.h (cmp_operands): Delete.
17233 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
17234 (mmix_gen_compare_reg): Just return a register in the right CC mode.
17235 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
17236 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
17237 (*cmpcc_folded): Rename to...
17238 (*cmpdi_folded): this.
17239 (*cmpcc): Rename to...
17241 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
17244 (cbranchdf4): New. Handle invalid comparisons here.
17245 * config/mmix/predicates.md (float_comparison_operator): New.
17247 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
17248 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
17249 * config/mn10300/mn10300.md (tst): Delete.
17250 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
17251 Name these patterns and wrap RHS in a compare.
17252 (*cmpsi): Make this pattern private. Include tst.
17253 (*cmpsf): Make this pattern private.
17254 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
17255 (compare with zero peepholes): Likewise.
17257 (cbranchsi4, cbranchsf4): New.
17258 (casesi): Use cbranchsi4.
17260 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
17261 hppa_branch_type): Delete.
17262 (return_addr_rtx): Use cbranchsi4.
17263 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
17264 Emit CCFPmode comparison here.
17265 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
17266 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
17267 hppa_branch_type): Delete.
17268 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
17269 (movsicc, movdicc): Remove references to hppa_compare_op0,
17270 hppa_compare_op1 and compare_from_rtx.
17271 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
17272 (casesi): Use cbranchsi4.
17274 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
17275 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
17276 * config/pdp11/pdp11.md (register_or_const0_operand): New.
17277 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
17278 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
17280 (cbranchdf4, cbranchhi4, cbranchqi4): New.
17281 (*branch, *branch_inverted): New.
17283 * config/picochip/picochip.md (cbranchhi4): Use
17284 ordered_comparison_operator.
17285 (cmphi, bCC): Remove.
17287 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
17288 (trap_comparison_operator): Delete.
17289 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
17290 rs6000_emit_cbranch): Accept mode and operands.
17291 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
17292 rs6000_compare_fp_p): Delete.
17293 (rs6000_generate_compare): Accept mode and comparison. Extract code
17294 and op0/op1 from there. Replace references to rs6000_compare_op0
17295 and rs6000_compare_op1.
17296 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
17297 extract result from passed operands.
17298 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
17299 extract loc from passed operands.
17300 (rs6000_emit_cmove): Likewise.
17301 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
17302 rs6000_compare_fp_p): Delete.
17303 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
17304 (cbranch<GPR>4, cbranch<FP>4): New.
17305 (cstore<mode>4): New. Consolidate here all choices about when to use
17306 portable or specialized sCC sequences.
17307 (stack_protect_test): Use cbranchsi4.
17308 (conditional_trap): Replace with ctrap<GPR>4.
17309 (conditional trap insn): Replace trap_comparison_operator with
17310 ordered_comparison_operator.
17312 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
17313 (s390_emit_prologue): Use ctrap.
17314 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
17315 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
17316 New predicates replacing...
17317 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
17318 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
17319 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
17320 (add<mode>cc): Do not use s390_compare_op0/op1.
17321 (s<code>): Change to...
17322 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
17323 (seq): Change to...
17324 (cstorecc4): ... this. Handle EQ or NE equally.
17325 (*sne): Un-privatize for use in cstorecc4.
17326 (b<code>): Change to...
17327 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
17328 (conditional_trap): Replace with...
17329 (ctrap<GPR>4, ctrap<FP>4): ... these.
17330 (stack_protect): Use cbranchcc4.
17332 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
17333 * config/score/score-protos.h (score_gen_cmp): Delete.
17334 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
17335 (score_block_move-loop): Use cbranchsi4.
17336 * config/score/score.md (cbranchsi4): New.
17337 (cmpsi, bCC): Delete.
17338 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
17339 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
17340 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
17341 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
17342 * config/score/score3.h (score3_gen_cmp): Delete.
17343 * config/score/score7.h (score7_gen_cmp): Delete.
17345 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
17346 (sh_emit_scc_to_t): ... this. Return void.
17347 (from_compare): Rename to...
17348 (sh_emit_compare_and_branch): ... this.
17349 (sh_emit_compare_and_set): New.
17350 (sh_expand_t_scc): Accept operands.
17351 * config/sh/predicates.md (sh_float_comparison_operator): New.
17352 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
17353 (prepare_scc_operands): Rename to...
17354 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
17356 (sh_emit_cheap_store_flag): New.
17357 (sh_emit_set_t_insn): New.
17358 (from_compare): Rename to...
17359 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
17360 handling of TARGET_SH2E floating point to avoid recursive call.
17361 Generate branch here.
17362 (sh_emit_compare_and_set): New.
17363 (sh_expand_t_scc): Get op0/op1 from arguments.
17364 (sh_emit_cheap_store_flag): New.
17365 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
17367 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
17368 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
17369 (movsicc, movdicc): Do nothing when it recreated operands from
17370 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
17371 prepare_scc_operands (now sh_emit_scc_to_t).
17372 (udivdi3): Use cstoresi4.
17373 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
17374 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
17375 (cbranchint4_media, cbranchfp4_media): New.
17376 (casesi): Use cbranchdi4.
17377 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
17379 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
17380 (movnegt): Remove second operand.
17381 (cbranchsf4, cbranchdf4): New.
17382 (stack_protect): Use cbranchdi4/cbranchsi4.
17384 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
17385 (gen_compare_reg): Accept comparison, extract part of it to...
17386 (gen_compare_reg_1): ... this.
17387 (gen_compare_operator): Delete.
17388 (gen_v9_scc): Accept separate destination, comparison code and arms.
17389 Do not use sparc_compare_op0/sparc_compare_op1.
17390 (emit_scc_insn, emit_conditional_branch_insn): New.
17391 (emit_v9_brxx): Make static. Remove useless assertion.
17392 (sparc_emit_float_lib_cmp): Return RTL instead of calling
17394 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
17395 * config/sparc/sparc-protos.h (gen_compare_reg,
17396 sparc_emit_float_lib_cmp): Adjust prototype.
17397 (emit_scc_insn, emit_conditional_branch_insn): New.
17398 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
17399 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
17400 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
17401 iterators to the top.
17402 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
17403 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
17404 snedi_special_trunc): Delete.
17405 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
17406 and snedi_special_trunc.
17407 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
17408 cbranchdi4, cbranch<F:mode>4): New.
17409 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
17410 here. Use gen_compare_reg instead of gen_compare_operator.
17411 (conditional_trap): Replace with...
17412 (ctrapsi4, ctrapdi4): ... this.
17413 (stack_protect_test): Use cbranchcc4.
17415 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
17417 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
17418 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
17419 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
17420 from operands[0] or operands[3] depending on is_set.
17421 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
17422 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
17423 cmpdf, bCC), sCC: Remove.
17424 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
17425 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
17427 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
17428 spu_emit_branch_or_set.
17430 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
17432 * config/stormy16/stormy16.h (xstormy16_compare_op0,
17433 xstormy16_compare_op1): Delete.
17434 * config/stormy16/stormy16.c (xstormy16_compare_op0,
17435 xstormy16_compare_op1): Delete.
17436 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
17438 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
17439 (cmphi, cmpsi, bCC): Remove.
17441 * config/v850/v850.md (tstsi, cmpsi): Fold into...
17442 (*cmpsi): ... this one.
17443 (cbranchsi4, cstoresi4): New.
17444 (bCC expanders): Delete.
17445 (sCC insns): Fold into...
17446 (*setcc): ... this one.
17447 (casesi): Do not use gen_cmpsi and gen_bgtu.
17448 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
17449 (movsicc): Simplify.
17450 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
17452 * config/vax/vax-protos.h (cond_name): New.
17453 (vax_output_conditional_branch): Remove.
17454 * config/vax/vax.c (cond_name): New.
17455 (vax_output_conditional_branch): Remove.
17456 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
17457 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
17458 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
17459 (bit<VAXint>): Wrap source with (compare).
17460 (b<code> and following unnamed pattern): Rename to *branch and
17461 *branch_reversed. Change macroization to match_operator.
17462 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
17464 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
17465 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
17466 Change last argument to machine_mode.
17467 (xtensa_expand_scc): Add machine_mode argument.
17468 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
17469 (gen_conditional_move, xtensa_expand_conditional_branch,
17470 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
17471 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
17472 Adjust operand numbers.
17473 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
17475 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
17476 (cmpsi, cmpsf, b<code>, s<code>): Delete.
17477 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
17479 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17481 * optabs.c (prepare_cmp_insn): Temporarily disable test that
17482 causes spurious differences between trunk and cond-optab branch.
17484 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
17487 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
17489 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
17491 * tree.c (iterative_hash_pointer): Delete.
17492 (iterative_hash_expr): Short-circuit handling of NULL pointer.
17493 Hash UIDs and versions of SSA names. Don't special-case built-in
17494 function declarations.
17496 2009-05-11 Ian Lance Taylor <iant@google.com>
17499 * graphite.c: Force -Wc++-compat to only be a warning before
17500 #including "cloog/cloog.h".
17502 2009-05-11 Martin Jambor <mjambor@suse.cz>
17504 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
17506 2009-05-11 Jan Hubicka <jh@suse.cz>
17508 * tree-ssa-loop-ivcanon.c: Include target.h
17509 (struct loop_size): new structure.
17510 (constant_after_peeling): New predicate.
17511 (tree_estimate_loop_size): New function.
17512 (estimated_unrolled_size): Rewrite for new estimates.
17513 (try_unroll_loop_completely): Use new estimates.
17514 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
17516 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
17518 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
17519 libcpp interface change.
17520 (spu_macro_to_expand): Likewise.
17522 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
17524 PR tree-optimization/40026
17525 * gimplify.c (gimplify_init_constructor): Change initial conditional
17526 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
17527 optimize_compound_literals_in_ctor.
17529 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
17531 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
17533 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
17535 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
17537 * tree-vect-data-refs.c (vect_analyze_group_access): Use
17538 HOST_WIDE_INT for gap.
17540 2009-05-11 Ira Rosen <irar@il.ibm.com>
17542 PR tree-optimization/40074
17543 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
17544 account in group size and step comparison.
17546 2009-05-11 Richard Guenther <rguenther@suse.de>
17548 * passes.c (init_optimization_passes): Strip now incorrect comment.
17549 (execute_function_todo): Do not set PROP_alias.
17550 * tree-pass.h (PROP_alias): Remove.
17551 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
17552 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
17553 * tree-nrv.c (pass_return_slot): Likewise.
17554 * tree-object-size.c (pass_object_sizes): Likewise.
17555 * tree-ssa-dom.c (pass_dominator): Likewise.
17556 (pass_phi_only_cprop): Likewise.
17557 * tree-ssa-dse.c (pass_dse): Likewise.
17558 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
17559 (pass_cselim): Likewise.
17560 * tree-ssa-pre.c (pass_pre): Likewise.
17561 (pass_fre): Likewise.
17562 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
17563 * tree-ssa-sink.c (pass_sink_code): Likewise.
17564 * tree-stdarg.c (pass_stdarg): Likewise.
17565 * tree-tailcall.c (pass_tail_calls): Likewise.
17566 * tree-vrp.c (pass_vrp): Likewise.
17568 2009-05-10 Ian Lance Taylor <iant@google.com>
17570 * basic-block.h (enum profile_status): Break out of struct
17571 control_flow_graph.
17572 * cgraph.h (struct inline_summary): Break out of struct
17574 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
17575 of struct cgraph_order_sort.
17576 * combine.c (enum undo_kind): New enum, broken out of struct undo.
17577 * cse.c (struct branch_path): Break out of struct
17578 cse_basic_block_data.
17579 * except.h (enum eh_region_type): Break out of struct eh_region.
17580 * gcc.c (enum add_del): Break out of struct modify_target.
17581 * genrecog.c (enum decision_type): Break out of struct decision_test.
17582 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
17584 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
17585 * regmove.c (enum match_use): New enum, broken out of struct match.
17586 * sched-int.h (enum post_call_group): New enum, broken out of
17588 (struct deps_reg): Break out of struct deps.
17589 * target.h (struct asm_int_op): Break out of struct gcc_target.
17590 * tree-eh.c (struct goto_queue_node): Break out of struct
17592 * tree-inline.h (enum copy_body_cge_which): Break out of
17594 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
17596 * c-decl.c (in_struct, struct_types): New static variables.
17597 (pushtag): Add loc parameter. Change all callers.
17598 (lookup_tag): Add ploc parameter. Change all callers.
17599 (check_compound_literal_type): New function.
17600 (parser_xref_tag): Add loc parameter. Change all callers. If
17601 -Wc++-compat, warn about struct/union/enum types defined within a
17603 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
17604 and loc parameters. Change all callers. Change error calls to
17605 error_at, using loc. For a redefinition, if the location of the
17606 original definition is known, report it. Set in_struct and
17607 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
17608 (finish_struct): Add new parameters enclosing_in_struct and
17609 enclosing_struct_types. Change all callers. Set
17610 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
17611 in the struct. If in a struct, add this struct to struct_types.
17612 (start_enum): Add loc parameter. Change all callers. Use
17613 error_at for errors, using loc. For a redefinition, if the
17614 location of the original definition is known, report it. If in a
17615 struct, add this enum type to struct_types. If -Wc++-compat warn
17616 if in sizeof, typeof, or alignof.
17617 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
17618 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
17619 (c_parser_enum_specifier): Get enum location for start_enum.
17620 (c_parser_struct_or_union_specifier): Get struct location for
17621 start_struct. Save in_struct and struct_types status between
17622 start_struct and finish_struct.
17623 (c_parser_cast_expression): Get location of cast.
17624 (c_parser_alignof_expression): Get location of type.
17625 (c_parser_postfix_expression): Likewise.
17626 (c_parser_postfix_expression_after_paren_type): Add type_loc
17627 parameter. Change all callers. Call check_compound_literal_type.
17628 Use type_loc for error about variable size type.
17629 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
17630 of an enum constant from an enum type defined in a struct or union.
17631 (c_cast_expr): Add loc parameter. Change all callers. If
17632 -Wc++-compat, warn about defining a type in a cast.
17633 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
17634 (start_enum, start_struct, finish_struct): Update declarations.
17635 (parser_xref_tag, c_cast_expr): Update declarations.
17636 (check_compound_literal_type): Declare.
17638 2009-05-11 Ben Elliston <bje@au.ibm.com>
17640 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
17641 for recent libcpp interface change.
17642 (rs6000_macro_to_expand): Likewise.
17644 2009-05-10 Michael Matz <matz@suse.de>
17647 * config/arm/arm.c (require_pic_register): Emit on entry edge,
17648 not at entry of function.
17650 2009-05-10 Richard Guenther <rguenther@suse.de>
17652 PR tree-optimization/40081
17654 * tree-sra.c (instantiate_element): Instantiate scalar replacements
17655 using the main variant of the element type. Do not fiddle with
17656 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
17658 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
17659 structs with volatile fields.
17661 2009-05-10 Jan Hubicka <jh@suse.cz>
17663 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
17664 (estimate_move_cost): Assert that it does not get called for
17666 (estimate_num_insns): Skip VOID types in argument handling.
17667 (optimize_inline_calls): Delete unreachable blocks and verify that
17668 callgraph is valid.
17670 2009-05-10 Jan Hubicka <jh@suse.cz>
17672 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
17673 * cgraph.c (cgraph_mark_address_taken_node): New function.
17674 (dump_cgraph_node): Dump new flag.
17675 * cgraph.h (struct cgraph_node): Add address_taken.
17676 (cgraph_mark_address_taken_node): New function.
17677 * ipa.c (cgraph_postorder): Prioritize functions with address taken
17678 since new direct calls can be born.
17680 2009-05-10 Joseph Myers <joseph@codesourcery.com>
17682 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
17683 tok->val.node.node.
17685 2009-05-10 Jan Hubicka <jh@suse.cz>
17687 PR middle-end/40084
17688 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
17690 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
17691 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
17692 * tree-inline.c (copy_bb): Set frequency correctly.
17693 (fold_marked_statements): Update call to
17694 cgraph_update_edges_for_call_stmt.
17696 2009-05-10 Joseph Myers <joseph@codesourcery.com>
17698 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
17699 identifiers in diagnostics.
17700 * config/arm/arm.c (arm_handle_fndecl_attribute,
17701 arm_handle_isr_attribute): Likewise.
17702 * config/avr/avr.c (avr_handle_progmem_attribute,
17703 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
17704 * config/bfin/bfin.c (handle_int_attribute,
17705 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
17706 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
17707 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
17709 * config/darwin.c (darwin_handle_kext_attribute,
17710 darwin_handle_weak_import_attribute): Likewise.
17711 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
17712 h8300_handle_eightbit_data_attribute,
17713 h8300_handle_tiny_data_attribute): Likewise.
17714 * config/i386/i386.c (ix86_handle_cconv_attribute,
17715 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
17716 * config/i386/winnt.c (ix86_handle_shared_attribute,
17717 ix86_handle_selectany_attribute): Likewise.
17718 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
17719 * config/m32c/m32c.c (function_vector_handler): Likewise.
17720 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
17721 m68hc11_handle_fntype_attribute): Likewise.
17722 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
17723 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
17724 * config/mips/mips.c (mips_insert_attributes,
17725 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
17726 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
17727 rs6000_handle_struct_attribute): Likewise.
17728 * config/sh/sh.c (sh_insert_attributes,
17729 sh_handle_resbank_handler_attribute,
17730 sh_handle_interrupt_handler_attribute,
17731 sh2a_handle_function_vector_handler_attribute,
17732 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
17734 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
17735 * config/spu/spu.c (spu_handle_fndecl_attribute,
17736 spu_handle_vector_attribute): Likewise.
17737 * config/stormy16/stormy16.c
17738 (xstormy16_handle_interrupt_attribute): Likewise.
17739 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
17740 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
17742 2009-05-10 Joseph Myers <joseph@codesourcery.com>
17744 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
17745 (pp_translate_identifiers): New.
17746 (pp_identifier): Only conditionally translate identifier to locale
17748 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
17749 (pp_base_tree_identifier): Only conditionally translate identifier
17750 to locale character set.
17751 * c-pretty-print.c (M_): Define.
17752 (pp_c_type_specifier, pp_c_primary_expression): Mark English
17753 fragments for conditional translation with M_.
17754 * tree-pretty-print.c (maybe_init_pretty_print): Disable
17755 identifier translation.
17757 2009-05-10 Richard Guenther <rguenther@suse.de>
17759 PR tree-optimization/40081
17760 * tree-sra.c (instantiate_element): Instantiate scalar replacements
17761 using the main variant of the element type. Do not fiddle with
17762 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
17764 2009-05-09 Jan Hubicka <jh@suse.cz>
17766 PR middle-end/40080
17767 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
17768 indirect calls; verify cgraph afterwards.
17770 2009-05-09 Jan Hubicka <jh@suse.cz>
17773 * ipa.c (update_inlined_to_pointer): New function.
17774 (cgraph_remove_unreachable_nodes): Use it.
17776 2009-05-09 Jan Hubicka <jh@suse.cz>
17778 * tree-eh.c (struct leh_state): Remove prev_try.
17779 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
17780 not track prev_try.
17781 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
17782 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
17783 remove_eh_handler_and_replace, foreach_reachable_handler,
17784 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
17785 * except.h (struct eh_region): Remove eh_region_u_cleanup.
17786 (gen_eh_region_cleanup): Update prototype.
17788 2009-05-09 Jan Hubicka <jh@suse.cz>
17790 PR middle-end/40043
17791 * except.c (copy_eh_region): Always set prev_try.
17792 (redirect_eh_edge_to_label): Find outer try.
17793 (foreach_reachable_handler): When looking for prev try
17794 handle case where previous try is not going to be taken.
17796 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
17798 PR tree-optimization/40049
17799 * tree-vect-stmts.c (vectorizable_operation): If the machine has
17800 only vector/vector shifts, convert the type of the constant to the
17801 appropriate type to avoid building incorrect trees, which
17802 eventually have problems with garbage collection.
17804 2009-05-08 Joseph Myers <joseph@codesourcery.com>
17806 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
17807 -1 for complex floating-point types if honoring signed zeros.
17809 2009-05-08 Jan Hubicka <jh@suse.cz>
17811 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
17812 argument; handle correctly when profile is absent.
17813 (build_cgraph_edges): Update.
17814 (rebuild_cgraph_edges): Update.
17815 * cgraph.c: Do not include varray.h.
17816 (cgraph_set_call_stmt_including_clones): New function.
17817 (cgraph_create_edge_including_clones): Likewise
17818 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
17819 (cgraph_update_edges_for_call_stmt): Handle clones.
17820 (cgraph_remove_node): Handle clone tree.
17821 (cgraph_remove_node_and_inline_clones): New function.
17822 (dump_cgraph_node): Dump clone tree.
17823 (cgraph_clone_node): Handle clone tree.
17824 (clone_function_name): Bring here from tree-inline.c.
17825 (cgraph_create_virtual_clone): New function.
17826 * cgraph.h (ipa_replace_map): Move here from ipa.h.
17827 (cgraph_clone_info): New function.
17828 (strut cgraph_node): Add clone_info and new clone tree pointers.
17829 (cgraph_remove_node_and_inline_clones,
17830 cgraph_set_call_stmt_including_clones,
17831 cgraph_create_edge_including_clones,
17832 cgraph_create_virtual_clone): Declare.
17833 (cgraph_function_versioning): Use VEC argument.
17834 (compute_call_stmt_bb_frequency): Update prototype.
17835 (cgraph_materialize_all_clones): New function.
17836 * ipa-cp.c (ipcp_update_cloned_node): Remove.
17837 (ipcp_create_replace_map): Update to VECtors.
17838 (ipcp_update_callgraph): Use virtual clones.
17839 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
17840 (ipcp_update_profiling): Do not update local profiling.
17841 (ipcp_insert_stage): Use VECtors and virtual clones.
17842 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
17843 (clone_of_p): New function.
17844 (cgraph_preserve_function_body_p): Use clone tree.
17845 (cgraph_optimize): Materialize clones.
17846 (cgraph_function_versioning): Update for VECtors.
17847 (save_inline_function_body): Use clone tree.
17848 (cgraph_materialize_clone): New function.
17849 (cgraph_materialize_all_clones): Likewise.
17850 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
17851 * ipa.c: Include gimple.h.
17852 (cgraph_remove_unreachable_nodes): Use clone tree.
17853 * ipa-prop.c (ipa_note_param_call): Update call to
17854 compute_call_stmt_bb_frequencycall.
17855 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
17856 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
17857 (copy_bb): Handle updating of clone tree; add new edge when new call
17859 (expand_call_inline): Be strict about every call having edge.
17860 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
17861 (delete_unreachable_blocks_update_callgraph): New function.
17862 (tree_function_versioning): Use VECtors; always remove unreachable
17863 blocks and fold conditionals.
17864 * tree-inline.h: Do not include varray.h.
17865 (tree_function_versioning): Remove.
17866 * Makefile.in (GTFILES): Remove tree-inline.c
17867 * passes.c (do_per_function): Do only functions having body.
17868 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
17871 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
17872 Andrew Morrow <acm@google.com>
17875 * c-common.c (c_common_attribute_table): Permit deprecated
17876 attribute to take an optional argument.
17877 (handle_deprecated_attribute): If the optional argument to
17878 __attribute__((deprecated)) is not a string ignore the attribute
17879 and emit a warning.
17881 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
17882 * c-typeck.c (build_component_ref): Likewise.
17883 (build_external_ref): Likewise.
17885 * toplev.c (warn_deprecated_use): Add an attribute argument.
17886 Emit the message associated with __attribute__((deprecated)).
17888 * toplev.h (warn_deprecated_use): Updated.
17890 * doc/extend.texi: Document new optional parameter to
17891 __attribute__((deprecated))
17893 2009-05-08 Michael Eager <eager@eagercon.com>
17895 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
17896 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
17898 2009-05-08 Richard Guenther <rguenther@suse.de>
17900 PR tree-optimization/40062
17901 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
17902 Avoid exponential behavior.
17904 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
17906 PR rtl-optimization/33928
17908 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
17909 process_uses, build_single_def_use_links): New.
17910 (update_df): Update use_def_ref.
17911 (forward_propagate_into): Use get_def_for_use instead of use-def
17913 (fwprop_init): Call build_single_def_use_links and let it initialize
17915 (fwprop_done): Free use_def_ref.
17916 (fwprop_addr): Eliminate duplicate call to df_set_flags.
17917 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
17918 df_rd_simulate_one_insn): New.
17919 (df_rd_bb_local_compute_process_def): Update head comment.
17920 (df_chain_create_bb): Use the new RD simulation functions.
17921 * df.h (df_rd_simulate_artificial_defs_at_top,
17922 df_rd_simulate_one_insn): New.
17923 * opts.c (decode_options): Enable fwprop at -O1.
17924 * doc/invoke.texi (-fforward-propagate): Document this.
17926 2009-05-08 Joseph Myers <joseph@codesourcery.com>
17929 * c-typeck.c (build_binary_op): Handle arithmetic between one real
17930 and one complex operand specially.
17931 * tree-complex.c (some_nonzerop): Do not identify a real value as
17932 zero if flag_signed_zeros.
17934 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
17936 PR rtl-optimization/33928
17937 * loop-invariant.c (record_use): Fix && vs. || mishap.
17939 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
17941 PR rtl-optimization/33928
17942 * loop-invariant.c (struct use): Add addr_use_p.
17943 (struct def): Add n_addr_uses.
17944 (struct invariant): Add cheap_address.
17945 (create_new_invariant): Set cheap_address.
17946 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
17947 (record_uses): Pass df_ref to record_use.
17948 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
17951 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
17953 * config/sh/sh.c: Do not include c-pragma.h.
17955 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
17957 * config/spu/spu.c: Remove include of c-common.h.
17959 2009-05-07 Janis Johnson <janis187@us.ibm.com>
17962 * c-common.h (mark_valid_location_for_stdc_pragma,
17963 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
17964 clear_float_const_decimal64, float_const_decimal64_p): New.
17965 * c.opt (Wunsuffixed-float-constants): New.
17966 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
17967 unsuffixed float constant, handle new warning.
17968 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
17969 * c-decl.c (c_scope): New flag float_const_decimal64.
17970 (set_float_const_decimal64, clear_float_const_decimal64,
17971 float_const_decimal64_p): New.
17972 (push_scope): Set new flag.
17973 * c-parser.c (c_parser_translation_unit): Mark when it's valid
17974 to use STDC pragmas.
17975 (c_parser_external_declaration): Ditto.
17976 (c_parser_compound_statement_nostart): Ditto.
17977 * c-pragma.c (valid_location_for_stdc_pragma,
17978 mark_valid_location_for_stdc_pragma,
17979 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
17980 handle_pragma_float_const_decimal64): New.
17981 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
17982 * cp/semantics.c (valid_location_for_stdc_pragma_p,
17983 set_float_const_decimal64, clear_float_const_decimal64,
17984 float_const_decimal64_p): New dummy functions.
17985 * doc/extend.texi (Decimal Float): Remove statement that the
17986 pragma, and suffix for double constants, are not supported.
17987 * doc/invoke.texi (Warning Options): List new option.
17988 (-Wunsuffixed-float-constants): New.
17990 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
17992 * config/i386/i386.c: Do not include c-common.h.
17994 2009-05-07 Mark Heffernan <meheff@google.com>
17996 * doc/invoke.texi (Debugging Options): Document change of debugging
17998 * opts.c (decode_options): Make dump_base_name relative to
17999 aux_base_name directory.
18001 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
18003 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
18004 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
18006 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
18008 * Makefile.in (install-plugin): Simplify a bit.
18010 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
18012 * Makefile.in (OBJS-common): Add regcprop.o.
18014 * timevar.def (TV_CPROP_REGISTERS): New.
18015 * regrename.c (regrename_optimize): Return 0.
18016 (rest_of_handle_regrename): Delete.
18017 (pass_rename_registers): Point to regrename_optimize.
18018 (struct value_data_entry, struct value_data,
18019 kill_value_one_regno, kill_value_regno, kill_value,
18020 set_value_regno, init_value_data, kill_clobbered_value,
18021 kill_set_value, kill_autoinc_value, copy_value,
18022 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
18023 replace_oldest_value_reg, replace_oldest_value_addr,
18024 replace_oldest_value_mem, copyprop_hardreg_forward_1,
18025 debug_value_data, validate_value_data): Move...
18026 * regcprop.c: ... here.
18027 (rest_of_handle_cprop): Delete.
18028 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
18030 2009-05-07 Jakub Jelinek <jakub@redhat.com>
18032 PR middle-end/40057
18033 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
18034 GEN_INT for 1 << bitnum.
18035 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
18036 build_int_cst_type.
18038 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
18040 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
18041 Remove wrong description of "nand" operation.
18043 2009-05-06 Richard Guenther <rguenther@suse.de>
18044 Adam Nemet <anemet@caviumnetworks.com>
18046 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
18047 comment. Add that if LHS is not a gimple register, then RHS1 has
18048 to be a single object (GIMPLE_SINGLE_RHS).
18050 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
18052 * expr.c (get_def_for_expr): Move it up in the file.
18053 (store_field): When expanding a bit-field store, look at the
18054 defining gimple stmt for the masking conversion.
18056 2009-05-06 Janis Johnson <janis187@us.ibm.com>
18058 PR middle-end/39986
18059 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
18060 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
18061 32-bit memcpy into long.
18063 2009-05-06 Jakub Jelinek <jakub@redhat.com>
18065 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
18066 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
18068 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
18069 instead of appending DW_OP_deref*.
18071 2009-05-06 Michael Matz <matz@suse.de>
18073 PR middle-end/40021
18074 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
18075 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
18077 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
18079 * Makefile.in (install-plugin): Fix srcdir handling.
18081 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
18083 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
18084 when processing for not_regs_needed bitmap.
18085 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
18086 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
18087 handling it for rhs.
18089 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18091 * config/i386/i386.md (unnamed inc/dec peephole): Use
18092 optimize_insn_for_size_p instead of optimize_size.
18093 * config/i386/predicates.md (incdec_operand): Likewise.
18094 (aligned_operand): Likewise.
18095 * config/i386/sse.md (divv8sf3): Likewise.
18096 (sqrtv8sf2): Likewise.
18098 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18100 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
18102 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
18104 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18106 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
18107 ssemodesuffixf2c with avxmodesuffixf2c.
18109 2009-05-06 Joseph Myers <joseph@codesourcery.com>
18112 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
18114 2009-05-05 Jakub Jelinek <jakub@redhat.com>
18116 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
18117 (struct tree_base): Adjust spacing for 8 bit boundaries.
18118 (struct tree_decl_common): Add decl_by_reference_flag bit.
18119 (DECL_BY_REFERENCE): Adjust.
18120 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
18121 print DECL_BY_REFERENCE bit.
18122 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
18123 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
18124 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
18125 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
18128 PR middle-end/39666
18129 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
18130 range of the type, but default label is missing, add it with one
18131 of the existing labels instead of adding a new label for it.
18133 2009-05-05 Joseph Myers <joseph@codesourcery.com>
18137 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
18139 * Makefile.in (enable_plugin, plugin_includedir): New.
18140 (install): Depend on install-plugin.
18141 (PLUGIN_HEADERS): New.
18142 (install-plugin): New.
18143 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
18145 2009-05-05 Richard Guenther <rguenther@suse.de>
18147 PR tree-optimization/40022
18148 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
18150 (phivn_valid_p): Fix tuplification error, simplify.
18151 (phiprop_insert_phi): Add dumps.
18152 (propagate_with_phi): Simplify.
18154 2009-05-05 Richard Guenther <rguenther@suse.de>
18156 PR middle-end/40023
18157 * builtins.c (gimplify_va_arg_expr): Properly build the address.
18159 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
18161 * tree.h (strip_float_extensions): Remove duplicate declaration.
18162 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
18163 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
18164 block_ultimate_origin): Rearrange the declarations line to match the
18165 comment that indicates the .c file which the functions are defined.
18166 (dwarf2out_*, set_decl_rtl): Add comment.
18167 (get_base_address): Adjust comment.
18168 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
18169 declarations line and add comment.
18170 (is_builtin_name): Add blank after function name, for clarity.
18172 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18174 * attribs.c (decl_attributes): Use %qE for identifiers in
18176 * cgraphunit.c (verify_cgraph_node): Translate function names to
18177 locale character set in diagnostics.
18178 * coverage.c (get_coverage_counts): Use %qE for identifiers in
18180 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
18181 Document that functions are named in UTF-8.
18182 * expr.c (expand_expr_real_1): Translate function names to locale
18183 character set in diagnostics.
18184 * gimplify.c (omp_notice_variable, omp_is_private,
18185 gimplify_scan_omp_clauses): Use %qE for identifiers in
18187 * langhooks.c (lhd_print_error_function): Translate function names
18188 to locale character set.
18189 * langhooks.h (decl_printable_name): Document that return value is
18190 in internal character set.
18191 * stmt.c: Include pretty-print.h
18192 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
18194 (resolve_operand_name_1): Translate named operand name to locale
18196 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
18198 * toplev.c (announce_function): Translate function names to locale
18200 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
18201 (default_tree_printer): Use pp_identifier or translate identifiers
18202 to locale character set. Mark "<anonymous>" for translation.
18203 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
18204 for identifiers in diagnostics.
18205 * tree.c (handle_dll_attribute): Use %qE for identifiers in
18207 * varasm.c (output_constructor): Use %qE for identifiers in
18210 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
18212 * configure.ac: use ` ` instead of $()
18213 * configure: Regenerate.
18215 2009-05-05 Ben Elliston <bje@au.ibm.com>
18217 * config/pa/linux-atomic.c: Eliminate conditional include of
18218 errno.h on non-LP64 systems to simplify build requirements.
18220 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18222 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
18224 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
18225 and pass value to identifier_to_locale.
18226 (warn_variable_length_array): Make name a tree.
18227 (grokdeclarator): Separate diagnostic texts for named and unnamed
18228 declarators. Use %qE for named declarators.
18229 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
18231 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
18232 identifiers in diagnostics.
18233 * c-typeck.c (push_member_name, start_init): Pass identifiers to
18234 identifier_to_locale. Mark "anonymous" strings for translation.
18236 2009-05-04 Michael Eager <eager@eagercon.com>
18238 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
18239 address for DImode/DFmode only if double-precision FP regs.
18241 2009-05-04 Michael Eager <eager@eagercon.com>
18243 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
18244 TARGET_SINGLE_FLOAT check.
18246 2009-05-04 Michael Eager <eager@eagercon.com>
18248 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
18250 2009-05-04 Michael Eager <eager@eagercon.com>
18252 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
18253 * config/rs6000/t-xilinx: New
18255 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
18257 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
18258 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
18259 * gcc/explow.c (memory_address): Use target hook.
18260 * gcc/targhooks.c (default_legitimize_address): New.
18261 * gcc/targhooks.h (default_legitimize_address): New.
18262 * gcc/target.h (legitimize_address): New.
18263 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
18264 (TARGET_INITIALIZER): Include it.
18265 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
18267 * config/bfin/bfin-protos.h (legitimize_address): Remove.
18268 * config/bfin/bfin.c (legitimize_address): Remove.
18269 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
18270 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
18272 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
18273 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
18275 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
18276 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
18277 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
18278 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
18279 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
18280 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
18281 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
18282 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
18283 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
18284 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
18285 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
18286 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
18287 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
18288 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
18289 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
18290 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
18291 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
18292 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
18293 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
18294 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
18295 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
18296 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
18297 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
18299 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
18300 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
18301 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
18302 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
18303 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
18304 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
18305 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
18306 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
18307 (thumb_legitimize_address): Delete.
18308 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
18309 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
18310 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
18311 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
18312 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
18313 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
18315 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
18318 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
18319 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
18320 * config/m32r/m32r.c (m32r_legitimize_address): New.
18321 * config/m68k/m68k.c (m68k_legitimize_address): New.
18322 * config/score/score.c (score_legitimize_address): Standardize.
18323 * config/score/score3.c (score3_legitimize_address): Standardize.
18324 * config/score/score3.h (score3_legitimize_address): Adjust.
18325 * config/score/score7.c (score7_legitimize_address): Standardize.
18326 * config/score/score7.h (score7_legitimize_address): Adjust.
18327 * config/sh/sh.c (sh_legitimize_address): New.
18328 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
18330 * gcc/config/s390/s390.c (legitimize_address): Rename to...
18331 (s390_legitimize_address): ... this.
18332 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
18333 (sparc_legitimize_address): ... this.
18334 * gcc/config/i386/i386.c (legitimize_address): Rename to...
18335 (ix86_legitimize_address): ... this.
18336 * gcc/config/avr/avr.c (legitimize_address): Rename to...
18337 (avr_legitimize_address): ... this.
18338 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
18339 (mn10300_legitimize_address): ... this.
18340 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
18341 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
18342 (alpha_expand_mov): Adjust call.
18344 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
18345 * config/spu/spu.c (spu_legitimize_address): Likewise.
18346 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
18347 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
18349 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18351 * intl.c (locale_encoding, locale_utf8): New.
18352 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
18353 * intl.h (locale_encoding, locale_utf8): Declare.
18354 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
18355 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
18357 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
18359 (pp_tree_identifier): Define to call pp_base_tree_identifier.
18360 (pp_base_tree_identifier): Declare as function.
18361 (identifier_to_locale): Declare.
18362 * Makefile.in (pretty-print.o): Update dependencies.
18363 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
18365 2009-05-04 Richard Guenther <rguenther@suse.de>
18367 PR middle-end/40015
18368 * builtins.c (fold_builtin_memory_op): Do not decay to element
18369 type if the size matches the whole array.
18371 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
18373 * expmed.c (synth_mult): When trying out a shift, pass the result
18376 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
18378 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
18379 (shiftsub1_cost): New.
18380 (init_expmed): Compute shiftsub1_cost.
18381 (synth_mult): Optimize multiplications by constants of the form
18382 -(2^^m-1) for some constant positive integer m.
18384 2009-05-03 Richard Guenther <rguenther@suse.de>
18387 * c-typeck.c (array_to_pointer_conversion): Do not built
18388 ADDR_EXPRs of arrays of pointer-to-element type.
18389 * c-gimplify.c (c_gimplify_expr): Revert change fixing
18390 up wrong ADDR_EXPRs after-the-fact.
18391 * c-common.c (strict_aliasing_warning): Strip pointer
18392 conversions for obtaining the original type.
18393 * builtins.c (fold_builtin_memset): Handle array types.
18394 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
18397 2009-05-03 Richard Guenther <rguenther@suse.de>
18399 PR middle-end/23329
18400 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
18401 Do not lose casts from array types with unknown extent to array
18402 types with known extent.
18403 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
18404 alias set compatibility.
18406 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
18408 * flags.h (extra_warnings): Delete.
18409 * toplev.c (process_options): Handle Wuninitialized here.
18410 * opts.c (extra_warnings): Delete.
18411 (set_Wextra): Delete.
18412 (common_handle_option): -Wextra can be handled automatically.
18413 * c-opts.c (c_common_handle_option): Delete obsolete code.
18414 (c_common_post_options): Simplify comment.
18415 * common.opt (W): Add Var.
18417 (Wuninitialized): Initialize to -1.
18419 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
18420 Richard Guenther <rguenther@suse.de>
18422 * expr.c (get_def_for_expr): New function.
18423 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
18424 SSA rather than trees.
18425 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
18426 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
18428 2009-05-03 Joseph Myers <joseph@codesourcery.com>
18430 * c-common.c (reswords): Add _Imaginary.
18431 * c-common.c (enum rid): Add RID_IMAGINARY.
18433 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
18435 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
18436 Patch by Richard Guenther.
18438 2009-05-03 Anatoly Sokolov <aesok@post.ru>
18440 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
18441 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
18442 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
18443 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
18444 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
18445 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
18446 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
18447 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
18448 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
18449 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
18450 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
18451 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
18452 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
18453 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
18454 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
18455 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
18456 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
18457 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
18459 2009-05-02 Richard Guenther <rguenther@suse.de>
18461 PR tree-optimization/39940
18462 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
18465 2009-05-02 Richard Guenther <rguenther@suse.de>
18467 PR middle-end/40001
18468 * tree-ssa.c (execute_update_addresses_taken): Properly check
18469 if we can mark a variable DECL_GIMPLE_REG_P.
18470 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
18471 back to the end of the function.
18472 (is_gimple_reg_type): Remove complex type special casing.
18473 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
18476 2009-05-02 Ben Elliston <bje@au.ibm.com>
18478 * doc/collect2.texi (Collect2): Document search path behaviour
18479 when configured with --with-ld.
18481 2009-05-02 Jan Hubicka <jh@suse.cz>
18483 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
18484 parameter; update callers.
18485 (coalesce_cost_edge): EH edges are costier because they needs
18486 splitting even if not critical and even more costier when there are
18487 multiple EH predecestors.
18489 2009-05-02 Jan Hubicka <jh@suse.cz>
18491 * except.c (remove_eh_handler_and_replace): Handle updating after
18492 removing TRY blocks.
18494 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
18496 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
18498 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
18500 * varasm.c: Do not include c-pragma.h.
18501 * attribs.c: Do not incude c-common.h.
18503 2009-05-01 Michael Matz <matz@suse.de>
18505 * calls.c (initialize_argument_information): Handle SSA names like
18506 decls with a non MEM_P DECL_RTL.
18508 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
18510 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
18511 * ipa-utils.c: Likewise.
18512 * ipa-type-escape.c: Likewise.
18513 * cgraphunit.c Do not include c-common.h.
18514 * ipa-pure-const.c: Likewise.
18515 * tree-if-conv.c: Likewise.
18516 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
18517 * ipa-struct-reorg.c: Likewise.
18518 * tree-nomudflap.c: Likewise.
18519 * tree-ssa-structalias.c: Likewise.
18521 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
18523 * store-motion.c: Many cleanups to make this pass a first-class
18524 citizen instead of an appendix to gcse load motion. Add TODO list
18525 to make this pass faster/cleaner/better.
18527 (struct ls_expr): Post gcse.c-split cleanups.
18528 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
18529 "stores" field to "avail_stores".
18530 (pre_ldst_mems): Rename to store_motion_mems.
18531 (pre_ldst_table): Rename to store_motion_mems_table.
18532 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
18533 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
18534 (ldst_entry): Rename to st_expr_entry, update users.
18535 (free_ldst_entry): Rename to free_st_expr_entry, update users.
18536 (free_ldst_mems): Rename to free_store_motion_mems, update users.
18537 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
18539 (first_ls_expr): Rename to first_st_expr, update users.
18540 (next_ls_expr): Rename to next_st_expr, update users.
18541 (print_ldst_list): Rename to print_store_motion_mems. Print names of
18542 fields properly for store motion instead of names inherited from load
18544 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
18545 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
18548 (ae_kill): Rename to st_kill, update users.
18549 (ae_gen): Rename to st_avloc, update users.
18550 (transp): Rename to st_transp, update users.
18551 (pre_insert_map): Rename to st_insert_map, update users.
18552 (pre_delete_map): Rename to st_delete_map, update users.
18553 (insert_store, build_store_vectors, free_store_memory,
18554 one_store_motion_pass): Update for abovementioned changes.
18556 (gcse_subst_count, gcse_create_count): Remove.
18557 (one_store_motion_pass): New statistics counters "n_stores_deleted"
18558 and "n_stores_created", local variables.
18560 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
18563 (regvec, compute_store_table_current_insn): Remove.
18564 (reg_set_info, reg_clear_last_set): Remove.
18565 (compute_store_table): Use DF caches instead of local dataflow
18568 2009-05-01 Joseph Myers <joseph@codesourcery.com>
18570 * c-objc-common.c (c_tree_printer): Print identifiers with
18571 pp_identifier, not pp_string. Mark "({anonymous})" for
18573 * c-pretty-print.c (pp_c_ws_string): New.
18574 (pp_c_cv_qualifier, pp_c_type_specifier,
18575 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
18576 pp_c_storage_class_specifier, pp_c_function_specifier,
18577 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
18578 pp_c_primary_expression, pp_c_postfix_expression,
18579 pp_c_unary_expression, pp_c_shift_expression,
18580 pp_c_relational_expression, pp_c_equality_expression,
18581 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
18582 use pp_string and pp_c_ws_string in place of pp_identifier and
18583 pp_c_identifier for non-identifiers. Mark English strings for
18585 * c-pretty-print.h (pp_c_ws_string): Declare.
18587 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
18588 Roland McGrath <roland@redhat.com>
18590 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
18591 (ENABLE_LD_BUILDID): New configuration option.
18592 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
18593 (LINK_BUILDID_SPEC): New macro.
18594 (init_spec): If defined, prepend it between LINK_EH_SPEC and
18596 * doc/install.texi: Document --enable-linker-build-id option.
18597 * configure: Rebuild.
18598 * config.in: Rebuild.
18600 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
18602 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
18603 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
18604 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
18605 MIPS_GP_SAVE_AREA_SIZE.
18606 * config/mips/mips.c (struct mips_frame_info): Update comment
18607 before arg_pointer_offset and hard_frame_pointer_offset.
18608 (mips_compute_frame_info): Update diagram before function: to
18609 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
18610 indicate the position of frame_pointer_rtx with -fstack-protector and
18611 to show args_size. Don't allocate cprestore area for leaf functions
18612 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
18614 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
18616 2009-04-30 Michael Matz <matz@suse.de>
18618 PR tree-optimization/39955
18619 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
18621 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
18623 * ira.c (setup_cover_and_important_classes): Use safe macro
18624 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
18626 * genpreds.c (write_tm_preds_h): Output suitable definition of
18627 REG_CLASS_FOR_CONSTRAINT.
18629 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
18631 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
18633 * bitmap.c (bitmap_descriptor): Likewise.
18634 * ggc-common.c (loc_descriptor): Likewise.
18635 * varray.c (varray_descriptor): Likewise.
18636 * vec.c (vec_descriptor): Likewise.
18638 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
18640 * Makefile.in (dce.o): Add $(EXCEPT_H).
18641 * dce.c: Include except.h and delete redundant vector definitions.
18642 (deletable_insn_p): Return false for non-call insns that can throw
18645 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
18647 * gcse.c (ae_gen): Remove.
18648 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
18649 and make non-static function to make it available in store-motion.c.
18650 Update call sites with search-and-replace.
18651 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
18652 extract_mentioned_regs, extract_mentioned_regs_helper,
18653 find_moveable_store, compute_store_table, load_kills_store, find_loads,
18654 store_killed_in_insn, store_killed_after, store_killed_before,
18655 build_store_vectors, insert_insn_start_basic_block, insert-store,
18656 remove_reachable_equiv_notes, replace_store_insn, delete_store,
18657 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
18658 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
18659 * store-motion.c: ...new file. Also copy data structures from gcse.c
18660 and clean up to remove parts not used by store motion.
18661 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
18662 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
18664 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18667 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
18668 when optimizing for size.
18670 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
18672 * gcse.c (gcse_constant_p): Fix typo in last change.
18674 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
18676 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
18678 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
18680 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
18682 2009-04-29 James E. Wilson <wilson@codesourcery.com>
18684 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
18685 CONST_HIGH_PART result.
18687 2009-04-29 Anatoly Sokolov <aesok@post.ru>
18689 * config/avr/avr.c (initial_elimination_offset): Rename to
18690 avr_initial_elimination_offset.
18691 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
18692 change return type to bool.
18693 (avr_can_eliminate): New function.
18694 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
18695 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
18696 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
18697 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
18698 avr_initial_elimination_offset.
18699 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
18700 (avr_initial_elimination_offset): Define.
18702 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
18703 Steven Bosscher <steven@gcc.gnu.org>
18705 PR rtl-optimization/39938
18706 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
18707 * cfgrtl.c: Include insn-attr.h.
18708 (rest_of_pass_free_cfg): New function.
18709 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
18710 * resource.c (init_resource_info): Remove call to df_analyze.
18712 2009-04-29 Richard Guenther <rguenther@suse.de>
18715 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
18716 allow conversion to signed integers.
18718 2009-04-29 Richard Guenther <rguenther@suse.de>
18720 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
18721 shifts of floating point vectors if the shift amount is
18722 a constant multiple of the element size.
18724 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
18725 Michael Matz <matz@suse.de>
18727 PR middle-end/39927
18729 * tree-outof-ssa.c (emit_partition_copy): New function.
18730 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
18731 insert_part_to_rtx_on_edge): Perform the partition base var
18732 copy using emit_partition_copy.
18733 (insert_value_copy_on_edge): Convert constants to the right mode.
18734 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
18735 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
18737 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18739 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
18740 scan backwards to try to find a constant to initialize it.
18742 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
18743 insn before the loop_end instruction, don't look past labels.
18745 2009-04-29 Richard Guenther <rguenther@suse.de>
18747 PR middle-end/39937
18748 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
18749 loose type conversions.
18750 (forward_propagate_addr_expr): Fix tuplification bug. Remove
18751 stmts only if there are no uses of its definition.
18753 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18755 * config/bfin/bfin.h (splitting_loops): Declare.
18756 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
18757 Reorder bit definitions to be ascending.
18758 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
18759 * config/bfin/bfin.c (splitting_loops): New variable.
18760 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
18761 (struct loop_info): Remove members INIT and LOOP_INIT.
18762 (bfin_optimize_loop): Don't set them. Reorder the code that generates
18763 the LSETUP sequence. Allow LC to be loaded from any register, but
18764 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
18765 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
18767 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
18768 of reload_completed.
18771 * config/bfin/bfin.md (movsi_insn): Refine constraints.
18773 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
18775 * Makefile.in (PLUGIN_VERSION_H): New.
18776 (OBJS-common): Remove plugin-version.o.
18777 (plugin.o): Depend on (PLUGIN_VERSION_H).
18778 (plugin-version.o): Remove.
18779 * configure: Regenerate
18780 * configure.ac: Create plugin-version.h.
18781 * gcc-plugin.h (plugin_gcc_version): Remove.
18782 (plugin_default_version_check): Change signature.
18783 * plugin-version.c: Remove.
18784 * plugin.c: Include plugin-version.h.
18785 (str_plugin_gcc_version_name): Remove.
18786 (try_init_one_plugin): Pass gcc version to plugin_init.
18787 (plugin_default_version_check): Both gcc and plugin versions are now
18790 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18792 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
18793 problematic last insns. Test for TYPE_CALL rather than CALL_P.
18794 Remove special case testing for last insn of inner loops. Don't fail
18795 if the loop ends with a jump, emit an extra nop instead.
18797 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
18798 DREGS rather than comparing directly. Remove code that tries to
18799 account for latencies.
18801 2009-04-29 Richard Guenther <rguenther@suse.de>
18803 PR tree-optimization/39941
18804 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
18805 eliminating an indirect call.
18807 2009-04-29 Richard Guenther <rguenther@suse.de>
18809 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
18810 parameter. Allow invariants as base if !require_lvalue.
18811 (verify_gimple_assign_single): Adjust.
18813 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18815 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
18816 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
18817 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
18818 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
18819 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
18821 * config/bfin/bfin.c (bfin_expand_builtin,
18822 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
18824 2009-04-28 Richard Guenther <rguenther@suse.de>
18826 * tree-vect-loop.c (get_initial_def_for_induction): Use
18827 correct types for pointer increment.
18829 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18831 * toplev.c (print_version): Update GMP version string calculation.
18833 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
18835 PR rtl-optimization/39938
18836 * resource.c (init_resource_info): Add call to df_analyze.
18838 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
18840 * config/alpha/alpha.md (usegp): Cast the result of
18841 alpha_find_lo_sum_using_gp to enum attr_usegp.
18842 * config/alpha/alpha.c (override_options): Remove end-of-structure
18843 marker element from cpu_table. Use array size of cpu_table to handle
18844 -mcpu and -mtune options.
18845 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
18847 2009-04-28 Joseph Myers <joseph@codesourcery.com>
18849 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
18850 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
18851 tune_32 and tune_64.
18852 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
18853 support on PowerPC.
18854 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
18855 * config/rs6000/option-defaults.h: ... here. New file.
18856 (OPT_64, OPT_32): Define.
18857 (MASK_64BIT): Define to 0 if not already defined.
18858 (OPT_ARCH64, OPT_ARCH32): Define.
18859 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
18862 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18864 * config/arm/arm.c (arm_override_options): Emit error on using
18867 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
18869 PR rtl-optimization/39914
18870 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
18871 registers for allocnos created from user-defined variables only
18872 when not optimizing.
18874 2009-04-28 Richard Guenther <rguenther@suse.de>
18876 PR middle-end/39937
18877 * fold-const.c (fold_binary): Use distribute_real_division only
18880 2009-04-28 Steve Ellcey <sje@cup.hp.com>
18882 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
18883 add hpux-stdint.h to tm_file.
18884 (hppa[12]*-*-hpux11*): Ditto.
18885 (ia64*-*-hpux*): Ditto.
18886 * config/hpux-stdint.h: New.
18887 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
18888 __STDC_EXT__ for all compiles.
18889 * config/pa/pa-hpux.h: Ditto.
18890 * config/pa/pa-hpux10.h: Ditto.
18891 * config/pa/pa-hpux11.h: Ditto.
18893 2009-04-28 Catherine Moore <clm@codesourcery.com>
18895 * debug.h (set_name): Add comment.
18897 2009-04-28 Andrew Pinski <pinskia@gmail.com>
18900 * config/darwin.c (machopic_gen_offset): Check
18901 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
18902 * config/arm/arm.c (require_pic_register): Likewise.
18904 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
18906 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
18907 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
18908 m32c_promote_prototypes): Delete.
18910 2009-04-28 Michael Matz <matz@suse.de>
18912 PR middle-end/39922
18913 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
18916 2009-04-28 Richard Guenther <rguenther@suse.de>
18918 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
18920 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18922 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
18923 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
18924 * config/arm/arm-tune.md: Regenerate.
18926 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
18928 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
18929 block if there are complex incoming edges.
18930 (sel_merge_blocks): Remove useless assert.
18931 (sel_redirect_edge_and_branch): Check that edge was redirected.
18932 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
18933 (sel_find_rgns): Delete declaration.
18934 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
18935 the region when it is not a preheader.
18937 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
18940 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
18942 2009-04-28 Richard Guenther <rguenther@suse.de>
18944 * tree.h (SSA_NAME_VALUE): Remove.
18945 (struct tree_ssa_name): Remove value_handle member.
18946 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
18947 array for jump threading.
18948 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
18950 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
18951 * tree-flow.h (threadedge_initialize_values): Declare.
18952 (threadedge_finalize_values): Likewise.
18953 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
18954 (SSA_NAME_VALUE): Define.
18955 (threadedge_initialize_values): New function.
18956 (threadedge_finalize_values): Likewise.
18957 * tree-ssa-dom.c (ssa_name_values): New global variable.
18958 (SSA_NAME_VALUE): Define.
18959 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
18961 2009-04-28 Ira Rosen <irar@il.ibm.com>
18963 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
18964 Use REPORT_VECTORIZED_LOCATIONS instead
18965 REPORT_VECTORIZED_LOOPS.
18966 * tree-vectorizer.c (vect_verbosity_level): Make static.
18967 (vect_loop_location): Rename to vect_location.
18968 (vect_set_verbosity_level): Update comment.
18969 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
18971 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
18972 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
18973 instead REPORT_UNVECTORIZED_LOOPS.
18974 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
18975 and vect_loop_def to vect_external_def and vect_internal_def.
18976 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
18977 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
18978 REPORT_UNVECTORIZED_LOCATIONS.
18979 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
18980 and vect_used_in_loop and to vect_unused_in_scope and
18981 vect_used_in_scope.
18982 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
18983 (vect_verbosity_level): Remove declaration.
18984 (vect_analyze_operations): Likewise.
18985 (vect_analyze_stmt): Declare.
18986 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
18987 REPORT_UNVECTORIZED_LOCATIONS.
18988 (vect_get_loop_niters): Fix indentation.
18989 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
18990 (vect_analyze_loop_operations): New function.
18991 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
18992 vect_analyze_operations.
18993 (vect_is_simple_reduction): Use new names.
18994 (vectorizable_live_operation, vect_transform_loop): Likewise.
18995 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
18996 to specify whether the data references can be a part of interleaving
18998 (vect_analyze_data_ref_dependence): Use new names.
18999 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
19000 (vect_create_addr_base_for_vector_ref): Remove redundant code.
19001 * tree-vect-patterns.c (widened_name_p): Use new names.
19002 (vect_recog_dot_prod_pattern): Likewise.
19003 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
19004 (process_use, vect_mark_stmts_to_be_vectorized,
19005 vect_model_simple_cost, vect_model_store_cost,
19006 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
19007 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
19008 vectorizable_operation, vectorizable_type_demotion,
19009 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
19010 vectorizable_condition): Likewise.
19011 (vect_analyze_operations): Split into vect_analyze_loop_operations
19013 (vect_analyze_stmt): ... new function.
19014 (new_stmt_vec_info): Use new names.
19015 (vect_is_simple_use): Use new names and fix comment.
19016 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
19017 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
19019 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19022 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
19023 and integer modes for x87 operands. Do not ICE for unsupported size,
19024 generate error instead. Generate error for unsupported operand types.
19025 ['z']: Do not handle HImode memory operands specially. Warning
19026 for floating-point operands. Fallthru to 'Z' for unsupported operand
19027 types. Do not ICE for unsupported size, generate error instead.
19028 (output_387_binary_op): Use %Z to output operands.
19029 (output_fp_compare): Ditto.
19030 (output_387_reg_move): Ditto.
19032 2009-04-28 Ben Elliston <bje@au.ibm.com>
19037 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19039 * builtins.c (c_strlen): Do not warn here.
19040 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
19041 * c-common.c (pointer_int_sum): Take an explicit location.
19042 Warn about offsets out of bounds.
19043 * c-common.h (pointer_int_sum): Adjust declaration.
19045 2009-04-27 Ian Lance Taylor <iant@google.com>
19047 * collect2.c (is_ctor_dtor): Change type of ret field in struct
19049 * dce.c (run_fast_df_dce): Change type of old_flags to int.
19050 * df-core.c (df_set_flags): Change return type to int. Change
19051 type of old_flags to int.
19052 (df_clear_flags): Likewise.
19053 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
19054 (df_get_conditional_uses): Likewise.
19055 * df.h (df_set_flags, df_clear_flags): Update declarations.
19056 * dwarf2out.c (struct indirect_string_node): Change type of form
19057 field to enum dwarf_form.
19058 (AT_string_form): Change return type to enum dwarf_form.
19059 * fixed-value.c (fixed_compare): Add cast to enum type.
19060 * fwprop.c (update_df): Change 0 to VOIDmode.
19061 * gensupport.c: Change 0 to UNKNOWN.
19062 * gimple.h (gimple_cond_code): Add cast to enum type.
19063 * haifa-sched.c (reemit_notes): Add cast to enum type.
19064 * hooks.c (hook_int_void_no_regs): Remove function.
19065 * hooks.h (hook_int_void_no_regs): Remove declaration.
19066 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
19067 * predict.c (combine_predictions_for_insn): Add casts to enum type.
19068 * real.c (real_arithmetic): Add cast to enum type.
19069 (real_compare): Likewise.
19070 * target.h (struct gcc_target): Change return type of
19071 branch_target_register_class to enum reg_class.
19072 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
19073 default_branch_target_register_class.
19074 * targhooks.c (default_branch_target_register_class): New function.
19075 * targhooks.h (default_branch_target_register_class): Declare.
19076 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
19077 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
19079 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
19081 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
19082 vect_uninitialized_def. Change 0 to ERROR_MARK.
19083 * tree-vect-stmts.c (supportable_widening_operation): Don't
19084 initialize icode1 and icode2.
19085 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
19086 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
19088 (cmn_err_flag_specs): Change 0 to STD_C89.
19089 (cmn_err_char_table): Likewise.
19090 * config/arm/arm.c (get_arm_condition_code): Change type of code
19091 to enum arm_cond_code.
19092 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
19093 (IWMMXT_BUILTIN2): Likewise.
19094 (neon_builtin_type_bits): Don't define typedef.
19095 (neon_builtin_datum): Change type of bits field to int.
19096 (arm_expand_neon_args): Add cast to enum type.
19097 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
19099 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
19100 casts to enum type.
19101 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
19103 * config/mips/mips.md (jal_macro): Return enum constant.
19104 (single_insn): Likewise.
19105 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
19107 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
19108 casts to enum type.
19109 * config/s390/s390.c (s390_tune_flags): Change type to int.
19110 (s390_arch_flags): Likewise.
19111 (s390_handle_arch_option): Change flags field of struct pta to int.
19112 * config/s390/s390.h (s390_tune_flags): Update declaration.
19113 (s390_arch_flags): Likewise.
19114 * config/sh/sh.c (prepare_move_operands): Compare
19115 tls_symbolic_operand result with enum constant.
19116 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
19117 (sh_expand_prologue): Add cast to enum type.
19118 (sh_expand_epilogue): Likewise.
19119 (tls_symbolic_operand): Change return type to enum tls_model.
19120 (fpscr_set_from_mem): Add cast to enum type.
19121 (legitimize_pic_address): Compare tls_symbolic_operand result with
19123 (sh_target_reg_class): Change return type to enum reg_class.
19124 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
19126 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
19127 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
19128 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
19129 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
19130 (delayed_branch, tls_call_delay): Likewise.
19131 (eligible_for_sibcall_delay): Likewise.
19132 (eligible_for_return_delay): Likewise.
19133 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
19134 (spu_expand_builtin_1): Likewise.
19136 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
19137 for all types of conversions.
19138 (output_init_element): Issue -Wc++-compat warning if needed when
19139 initializing a bitfield with enum type.
19140 * c-parser.c (c_parser_expression): Set original_type to
19141 original_type of right hand operand of comma operator.
19143 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19145 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
19147 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
19148 * doc/cpp.texi (Standard Predefined Macros)
19149 (Implementation-defined behavior): Likewise.
19150 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
19151 * doc/gimple.texi (GIMPLE Exception Handling)
19152 (@code{GIMPLE_ASSIGN}): Likewise.
19153 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
19154 * doc/invoke.texi (Warning Options, Optimize Options)
19155 (AVR Options, Darwin Options): Likewise.
19156 (Optimize Options): Reformulate -fwhole-program description.
19157 * doc/loop.texi (Lambda): Likewise.
19158 * doc/md.texi (Output Template, Define Constraints)
19159 (Standard Names, Insn Splitting): Likewise.
19160 * doc/options.texi (Option properties): Likewise.
19161 * doc/passes.texi (Tree-SSA passes): Likewise.
19162 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
19163 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
19164 (File Names and DBX): Likewise.
19165 * doc/trouble.texi (Incompatibilities): Likewise.
19167 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19169 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
19170 instruction is correct.
19172 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19174 Allow non-constant arguments to conversion intrinsics.
19175 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
19176 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
19177 * spu.c (print_operand): Handle 'v' and 'w'.
19178 (exp2_immediate_p, spu_gen_exp2): Define.
19179 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
19180 spu_convtf_1): Update parameter descriptions.
19181 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
19182 * constraints.md ('v', 'w'): New.
19183 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
19185 (i2f, I2F): New define_mode_attr.
19186 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
19187 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
19188 fixuns_truncv4sfv4si2): Update to use mode attribute.
19189 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
19190 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
19191 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
19192 patterns for combine.
19194 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
19196 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
19197 (cprop, hoist, pre, store_motion): New debug counters.
19198 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
19199 is not an RTL pass anymore.
19200 (pass_profiling): Remove extern decl for pass removed in 2005.
19201 (pass_gcse, pass_jump_bypass): Remove.
19202 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
19203 to 0 for clean state.
19204 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
19205 * cse.c (gate_handle_cse_after_global_opts,
19206 rest_of_handle_cse_after_global_opts): New functions.
19207 (pass_cse_after_global_opts): New pass, does local CSE.
19208 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
19209 (TV_CPROP): New timevar.
19210 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
19211 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
19212 (gcse_main, recompute_all_luids): Remove.
19213 (compute_hash_table_work): Call max_reg_num instead of reading
19215 (cprop_jump): Don't set run_jump_opt_after_gcse.
19216 (constprop_register): Always allow to alter jumps.
19217 (cprop_insn): Likewise.
19218 (do_local_cprop): Likewise.
19219 (local_cprop_pass): Likewise. Return non-zero if something changed.
19220 (cprop): Remove function, fold interesting bits into one_cprop_pass.
19221 (find_implicit_sets): Add note about missed optimization opportunity.
19222 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
19223 pass_rtl_cprop execute function.
19224 Don't bother tracking the pass number, each pass gets its own dumpfile
19226 Always allow to alter jumpsand bypass jumps.
19227 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
19228 will just find no suitable set.
19229 (pre_edge_insert): Fix dumping, this function is for PRE only.
19230 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
19231 pass_rtl_pre execute function.
19232 (hoist_code): Return non-zero if something changed. Keep track of
19233 substitutions and insertions for statistics gathering similar to PRE.
19234 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
19235 called from the pass_rtl_hoist execute function. Show pass statistics.
19236 (compute_store_table): Use max_reg_num directly instead of using the
19237 formerly global max_gcse_regno.
19238 (build_store_vectors): Likewise.
19239 (replace_store_insn): Fix dumping.
19240 (store_motion): Rename to ...
19241 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
19242 pass, called from the pass_rtl_store_motion execute function. Keep
19243 track of substitutions and insertions for statistics gathering similar
19245 (bypass_jumps): Remove, fold interesting bits into ...
19246 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
19247 from the pass_rtl_cprop execute function.
19248 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
19249 pass_jump_bypass): Remove.
19250 (gate_handle_gcse, rest_of_handle_gcse): Remove.
19251 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
19252 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
19253 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
19254 (gate_rtl_store_motion, execute_rtl_store_motion,
19255 pass_rtl_store_motion): New.
19256 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
19257 make it clear that -fcse-skip-blocks is a no-op for backward compat.
19258 * passes.c (init_optimization_passes): Remove pass_gcse and
19259 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
19260 and cse_after_global_opts in place of pass_gcse. Schedule cprop
19261 instead of pass_jump_bypass.
19263 2009-04-27 Richard Guenther <rguenther@suse.de>
19265 PR middle-end/39928
19266 * gimplify.c (gimplify_expr): If we are required to create
19267 a temporary make sure it ends up as register.
19269 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
19272 * config/i386/i386.c (construct_container): Don't call
19273 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
19274 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
19276 2009-04-27 Michael Matz <matz@suse.de>
19278 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
19279 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
19280 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
19281 (dump_replaceable_exprs): Take a bitmap.
19282 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
19284 (expand_gimple_basic_block): Likewise.
19285 * tree-ssa-ter.c (struct temp_expr_table_d): Make
19286 replaceable_expressions member a bitmap.
19287 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
19288 (mark_replaceable): Likewise.
19289 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
19290 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
19292 2009-04-27 Richard Guenther <rguenther@suse.de>
19294 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
19295 (verify_stmts): Dispatch to gimple/type verification code.
19296 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
19297 issue with call argument types.
19299 2009-04-27 Michael Matz <matz@suse.de>
19301 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
19302 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
19305 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
19306 Eric Botcazou <ebotcazou@adacore.com>
19308 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
19309 a label's basic block.
19310 (mark_target_live_regs): Tidy and rework obsolete comments.
19311 Change back DF problem to LIVE. If a label starts a basic block,
19312 assume that all registers that used to be live then still are.
19313 (init_resource_info): If a label starts a basic block, set its
19314 BLOCK_FOR_INSN accordingly.
19315 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
19317 2009-04-27 Richard Guenther <rguenther@suse.de>
19319 * tree-flow-inline.h (function_ann): Remove.
19320 (get_function_ann): Likewise.
19321 * tree-dfa.c (create_function_ann): Remove.
19322 * tree-flow.h (struct static_var_ann_d): Remove.
19323 (struct function_ann_d): Likewise.
19324 (union tree_ann_d): Remove fdecl member.
19325 (function_ann_t): Remove.
19326 (function_ann, get_function_ann, create_function_ann): Remove
19329 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
19331 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
19333 2009-04-27 Jan Hubicka <jh@suse.cz>
19335 * ipa-pure-const.c (struct funct_state_d): New fields
19336 state_previously_known, looping_previously_known; remove
19337 state_set_in_source.
19338 (analyze_function): Use new fields.
19339 (propagate): Avoid assumption that state_set_in_source imply
19342 * tree-ssa-loop-niter.c (finite_loop_p): New function.
19343 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
19344 * cfgloop.h (finite_loop_p): Declare.
19346 2009-04-26 Michael Matz <matz@suse.de>
19348 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
19350 2009-04-26 Michael Matz <matz@suse.de>
19352 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
19353 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
19354 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
19355 pass_mark_used_blocks): Remove.
19356 * tree-optimize.c (pass_free_datastructures,
19357 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
19358 * passes.c (init_optimization_passes): Don't call
19359 pass_mark_used_blocks, remove dead code.
19361 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
19363 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
19364 * tree-ssa-live.h (register_ssa_partition): Likewise.
19366 2009-04-26 Michael Matz <matz@suse.de>
19369 * builtins.c (fold_builtin_next_arg): Handle SSA names.
19370 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
19371 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
19373 (compare_pairs): Swap cost comparison.
19374 (coalesce_ssa_name): Don't use change_partition_var.
19375 * tree-nrv.c (struct nrv_data): Add modified member.
19376 (finalize_nrv_r): Set it.
19377 (tree_nrv): Use it to update statements.
19378 (pass_nrv): Require PROP_ssa.
19379 * tree-mudflap.c (mf_decl_cache_locals,
19380 mf_build_check_statement_for): Use make_rename_temp.
19381 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
19382 * alias.c (find_base_decl): Handle SSA names.
19383 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
19384 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
19385 * rtl.h (set_reg_attrs_for_parm): Declare.
19386 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
19387 to "optimized", remove unused locals at finish.
19388 (execute_free_datastructures): Make global, call
19389 delete_tree_cfg_annotations.
19390 (execute_free_cfg_annotations): Don't call
19391 delete_tree_cfg_annotations.
19393 * ssaexpand.h: New file.
19394 * expr.c (toplevel): Include ssaexpand.h.
19395 (expand_assignment): Handle SSA names the same as register variables.
19396 (expand_expr_real_1): Expand SSA names.
19397 * cfgexpand.c (toplevel): Include ssaexpand.h.
19398 (SA): New global variable.
19399 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
19400 (SSAVAR): New macro.
19401 (set_rtl): New helper function.
19402 (add_stack_var): Deal with SSA names, use set_rtl.
19403 (expand_one_stack_var_at): Likewise.
19404 (expand_one_stack_var): Deal with SSA names.
19405 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
19406 before unique numbers.
19407 (expand_stack_vars): Use set_rtl.
19408 (expand_one_var): Accept SSA names, add asserts for them, feed them
19409 to above subroutines.
19410 (expand_used_vars): Expand all partitions (without default defs),
19411 then only the local decls (ignoring those expanded already).
19412 (expand_gimple_cond): Remove edges when jumpif() expands an
19413 unconditional jump.
19414 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
19415 or remove abnormal edges. Ignore insns setting the LHS of a TERed
19417 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
19418 members of SA; deal with PARM_DECL partitions here; expand
19419 all PHI nodes, free tree datastructures and SA. Commit instructions
19420 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
19421 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
19422 info and statements at start, collect garbage at finish.
19423 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
19424 (VAR_ANN_PARTITION) Remove.
19425 (change_partition_var): Don't declare.
19426 (partition_to_var): Always return SSA names.
19427 (var_to_partition): Only accept SSA names.
19428 (register_ssa_partition): Only check argument.
19429 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
19431 (delete_var_map): Don't free it.
19432 (var_union): Only accept SSA names, simplify.
19433 (partition_view_init): Mark only useful SSA names as used.
19434 (partition_view_fini): Only deal with SSA names.
19435 (change_partition_var): Remove.
19436 (dump_var_map): Use ssa_name instead of partition_to_var member.
19437 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
19439 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
19440 (struct _elim_graph): New member const_dests; nodes member vector of
19442 (set_location_for_edge): New static helper.
19443 (create_temp): Remove.
19444 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
19445 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
19446 (new_elim_graph): Allocate const_dests member.
19447 (clean_elim_graph): Truncate const_dests member.
19448 (delete_elim_graph): Free const_dests member.
19449 (elim_graph_size): Adapt to new type of nodes member.
19450 (elim_graph_add_node): Likewise.
19451 (eliminate_name): Likewise.
19452 (eliminate_build): Don't take basic block argument, deal only with
19453 partition numbers, not variables.
19454 (get_temp_reg): New static helper.
19455 (elim_create): Use it, deal with RTL temporaries instead of trees.
19456 (eliminate_phi): Adjust all calls to new signature.
19457 (assign_vars, replace_use_variable, replace_def_variable): Remove.
19458 (rewrite_trees): Only do checking.
19459 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
19460 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
19461 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
19462 contains_tree_r, MAX_STMTS_IN_LATCH,
19463 process_single_block_loop_latch, analyze_edges_for_bb,
19464 perform_edge_inserts): Remove.
19465 (expand_phi_nodes): New global function.
19466 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
19467 functions, initialize new parameter, remember partitions having a
19469 (finish_out_of_ssa): New global function.
19470 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
19471 don't reset in_ssa_p here, don't disable TER when mudflap.
19472 (pass_del_ssa): Remove.
19473 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
19475 (execute_free_datastructures): Declare.
19476 * Makefile.in (SSAEXPAND_H): New variable.
19477 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
19478 * basic-block.h (commit_one_edge_insertion): Declare.
19479 * passes.c (init_optimization_passes): Move pass_nrv and
19480 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
19481 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
19482 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
19483 (redirect_branch_edge): Deal with super block when expanding, split
19484 out jump patching itself into ...
19485 (patch_jump_insn): ... here, new static helper.
19487 2009-04-26 Michael Matz <matz@suse.de>
19489 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
19490 beyond num_ssa_names.
19491 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
19492 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
19494 2009-04-26 Jakub Jelinek <jakub@redhat.com>
19496 PR inline-asm/39543
19497 * fwprop.c (forward_propagate_asm): New function.
19498 (forward_propagate_and_simplify): Propagate also into __asm, if it
19499 doesn't increase the number of referenced registers.
19502 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
19504 2009-04-26 Jakub Jelinek <jakub@redhat.com>
19506 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
19507 note_nonlocal_vla_type for nonlocal VLAs.
19508 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
19509 contains_remapped_vars, remap_vla_decls): New functions.
19510 (convert_nonlocal_reference_stmt): If not optimizing, call
19511 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
19512 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
19513 if it wasn't found in var_map.
19514 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
19515 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
19516 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
19518 * gimplify.c (nonlocal_vlas): New variable.
19519 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
19521 (gimplify_body): Create and destroy nonlocal_vlas.
19523 * dwarf2out.c (loc_descr_plus_const): New function.
19524 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
19525 mem_loc_descriptor, loc_descriptor_from_tree_1,
19526 descr_info_loc, gen_variable_die): Use it.
19528 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
19529 !TREE_STATIC VAR_DECLs.
19530 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
19531 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
19532 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
19533 DECL_BY_REFERENCE is valid.
19534 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
19535 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
19536 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
19537 Copy DECL_BY_REFERENCE.
19538 (struct nesting_copy_body_data): New type.
19539 (nesting_copy_decl): New function.
19540 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
19541 if they have variable length.
19543 2009-04-26 Michael Matz <matz@suse.de>
19545 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
19546 mark new temporaries for renaming.
19548 2009-04-26 Joseph Myers <joseph@codesourcery.com>
19551 * c-decl.c (global_bindings_p): Return negative value.
19552 (c_variable_size): New. Based on variable_size from
19554 (grokdeclarator): Call c_variable_size not variable_size.
19556 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
19558 * config/i386/i386.c (print_operand) ['z']: Fix typo.
19560 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
19562 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
19563 Redefine it to just use mingw/include.
19564 (ASM_SPEC): Rules for -m32 and -m64.
19565 (LINK_SPEC): Use Likewise.
19566 (SPEC_32): New define.
19567 (SPEC_64): Likewise.
19568 (SUB_LINK_SPEC): Likewise.
19569 (MULTILIB_DEFAULTS): New define.
19570 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
19571 Add multilib options.
19572 (MULTILIB_DIRNAMES): Likewise.
19573 (MULTILIB_OSDIRNAMES): Likewise.
19574 (LIBGCC): Likewise.
19575 (INSTALL_LIBGCC): Likewise.
19577 2009-04-26 Joseph Myers <joseph@codesourcery.com>
19580 * c-tree.h (enum c_inline_static_type): New.
19581 (record_inline_static): Declare.
19582 * c-decl.c (struct c_inline_static, c_inline_statics,
19583 record_inline_static, check_inline_statics): New.
19584 (pop_file_scope): Call check_inline_statics.
19585 (start_decl): Call record_inline_static instead of pedwarning
19586 directly for static in inline function.
19587 * c-typeck.c (build_external_ref): Call record_inline_static
19588 instead of pedwarning directly for static referenced in inline
19591 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
19593 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
19594 not new but only being rescanned.
19595 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
19596 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
19597 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
19598 record_set_info, compute_set, grealloc): Remove.
19599 (recompute_all_luids): New function.
19600 (gcse_main): Don't compute sets, and don't do related memory
19601 allocations/free-ing. If something changed before the end of the
19602 pass, update LUIDs using recompute_all_luids.
19603 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
19604 (free_gcse_mem): Don't free it either.
19605 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
19606 Use the df insn LUIDs.
19607 (load_killed_in_block): Likewise.
19608 (compute_hash_table_work): Don't compute reg_set_in_block.
19609 (compute_transp): Use DF_REG_DEF_CHAINs.
19610 (local_cprop_pass): Don't use compute_sets and related functions.
19611 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
19612 Use get_max_uid() instead of max_cuid.
19613 (insert_insn_end_basic_block, pre_insert_copy_insn,
19614 update_ld_motion_stores): Don't try to
19615 keep reg_set tables up to date.
19616 (pre_insert_copies): Use df insn LUIDs.
19617 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
19618 (reg_set_info): Don't use extra bitmap argument.
19619 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
19620 information to compute regs_set_in_block.
19621 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
19622 (bypass_jumps): Don't use compute_sets and friends.
19624 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19627 * opts.c (undocumented_msg): Do not leave blank even with
19630 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19632 * c-decl.c (build_enumerator): Allow values folding to integer
19633 constants but not integer constant expressions with a pedwarn if
19636 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19639 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
19640 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
19641 type is an integer constant.
19643 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
19646 * config/i386/i386.c (print_operand) ['z']: Revert handling of
19649 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19652 * c-decl.c (grokdeclarator): Diagnose declarations of functions
19653 with variably modified return type and no storage class
19654 specifiers, except for the case of nested functions. Distinguish
19655 extern declarations of functions with variably modified return
19656 types from those of objects with variably modified types.
19658 2009-04-25 Jan Hubicka <jh@suse.cz>
19660 * tree.c (list_equal_p): New function.
19661 * tree.h (list_equal_p): Declare.
19662 * coretypes.h (edge_def, edge, const_edge, basic_block_def
19663 basic_block_def, basic_block, const_basic_block): New.
19664 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
19665 (redirect_eh_edge): New function.
19666 (make_eh_edge_update_phi): EH edges are not abnormal.
19667 * except.c: Include tree-flow.h.
19668 (list_match): New function.
19669 (eh_region_replaceable_by_p): New function.
19670 (replace_region): New function.
19671 (hash_type_list): New function.
19672 (hash_eh_region): New function.
19673 (eh_regions_equal_p): New function.
19674 (merge_peers): New function.
19675 (remove_unreachable_regions): Verify EH tree when checking;
19677 (copy_eh_region_1): New function.
19678 (copy_eh_region): New function.
19679 (push_reachable_handler): New function.
19680 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
19681 regions without label but with live RESX.
19682 * except.h (redirect_eh_edge_to_label): New.
19683 * tree-flow.h (redirect_eh_edge): New.
19684 * coretypes.h (edge_def, edge, const_edge, basic_block_def
19685 basic_block_def, basic_block, const_basic_block): Remove.
19686 * Makefile.in (except.o): Add dependency on tree-flow.h
19687 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
19688 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
19691 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
19694 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
19695 on the destination of memcpy.
19697 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
19699 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
19700 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
19701 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
19703 2009-04-25 Jan Hubicka <jh@suse.cz>
19705 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
19706 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
19707 to be reached by different label than left.
19708 (update_eh_edges): Update comment; remove edge_to_remove if possible
19709 and return true if suceeded.
19710 (cleanup_empty_eh): Accept sharing map; handle shared regions.
19711 (cleanup_eh): Compute sharing map.
19712 * except.c (remove_eh_handler_and_replace): Add argument if we should
19714 (remove_unreachable_regions): Update for label sharing.
19715 (label_to_region_map): Likewise.
19716 (get_next_region_sharing_label): New function.
19717 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
19719 (remove_eh_handler): Update.
19720 (remove_eh_region_and_replace_by_outer_of): New function.
19721 * except.h (struct eh_region): Add next_region_sharing_label.
19722 (remove_eh_region_and_replace_by_outer_of,
19723 get_next_region_sharing_label): Declare.
19724 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
19726 2009-04-25 Jan Hubicka <jh@suse.cz>
19728 * tree-cfg.c (split_critical_edges): Split also edges where we can't
19729 insert code even if they are not critical.
19731 2009-04-25 Jan Hubicka <jh@suse.cz>
19733 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
19734 (gimple_can_remove_branch_p): EH edges won't remove branch by
19736 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
19737 updating of non-abnormal EH edges.
19738 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
19739 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
19740 (split_critical_edges): Split also edges where emitting code on them
19741 will lead to splitting later.
19743 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
19744 H.J. Lu <hongjiu.lu@intel.com>
19747 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
19748 the configured assembler supports fildq and fistpq mnemonics.
19749 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
19750 * configure: Regenerated.
19751 * config.in: Ditto.
19753 * config/i386/i386.c (print_operand): Handle 'Z'.
19754 ['z']: Remove handling of special fild/fist suffixes.
19755 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
19756 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
19757 suffix of fild insn.
19758 (*floatsi<mode>2_vector_mixed): Ditto.
19759 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
19760 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
19761 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
19762 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
19763 * config/i386/gas.h (GAS_MNEMONICS): Remove.
19765 2009-04-25 Ben Elliston <bje@au.ibm.com>
19767 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
19768 the source of a set operation.
19770 2009-04-25 Anatoly Sokolov <aesok@post.ru>
19772 * target.h (struct gcc_target): Add case_values_threshold field.
19773 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
19774 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
19775 * targhooks.c (default_case_values_threshold): New function.
19776 * targhooks.h (default_case_values_threshold): Declare function.
19777 * stmt.c (expand_case): Use case_values_threshold target hook.
19778 * expr.h (case_values_threshold): Remove declartation.
19779 * expr.c (case_values_threshold): Remove function.
19780 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
19782 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
19783 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
19784 (avr_case_values_threshold): Declare as static.
19785 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
19787 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
19788 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
19789 (mn10300_case_values_threshold): New function.
19791 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
19793 * ira.c (setup_cover_and_important_classes): Add enum cast.
19795 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
19797 * genpreds.c (write_enum_constraint_num): Output definition of
19798 CONSTRAINT_NUM_DEFINED_P macro.
19799 * ira.c (setup_cover_and_important_classes): Use
19800 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
19802 2009-04-24 DJ Delorie <dj@redhat.com>
19804 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
19805 __SH2A_SINGLE_ONLY__ also.
19807 2009-04-24 Steve Ellcey <sje@cup.hp.com>
19809 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
19810 (movdf_internal): Ditto.
19811 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
19812 SFmode and DFmode constants.
19813 (ia64_print_operand): Add 'G' format for printing
19814 floating point constants.
19816 2009-04-24 Richard Guenther <rguenther@suse.de>
19818 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
19819 from unsigned additions.
19821 2009-04-24 Joseph Myers <joseph@codesourcery.com>
19823 * c-typeck.c (set_init_index): Allow array designators that are
19824 not integer constant expressions with a pedwarn if pedantic.
19826 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
19828 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
19829 zero if no overlap in nonzero bits between the operands.
19831 2009-04-24 Ian Lance Taylor <iant@google.com>
19833 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
19834 (record_dead_and_set_regs): Likewise.
19835 * df.h (struct df_mw_hardreg): Change flags field to int.
19836 (struct df_base_ref): Likewise.
19837 (struct df): Change changeable_flags field to int.
19838 * df-scan.c (df_defs_record): Change clobber_flags to int.
19839 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
19840 constants rather than #define macros.
19841 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
19842 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
19843 (enum dwarf_calling_convention): Likewise.
19844 (enum dwarf_line_number_x_ops): Likewise.
19845 (enum dwarf_call_frame_info): Likewise.
19846 (enum dwarf_source_language): Likewise.
19847 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
19848 (add_calling_convention_attribute): Likewise.
19849 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
19850 (combine_comparisons): Change compcode to int. Add cast to enum type.
19851 * genrecog.c (maybe_both_true_2): Change c to int.
19852 (write_switch): Likewise. Add cast to enum type.
19853 * gimplify.c (gimplify_omp_for): Handle return values from
19854 gimplify_expr using MIN rather than bitwise or.
19855 (gimplify_expr): Add cast to enum type.
19856 * ipa-prop.c (update_jump_functions_after_inlining): Change
19857 IPA_BOTTOM to IPA_JF_UNKNOWN.
19858 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
19859 Add casts to enum type.
19860 (setup_cover_and_important_classes): Change cl to int. Add casts
19862 (setup_class_translate): Change cl and mode to int.
19863 (ira_init_once): Change mode to int.
19864 (free_register_move_costs): Likewise.
19865 (setup_prohibited_mode_move_regs): Add casts to enum type.
19866 * langhooks.c (add_builtin_function_common): Rework assertion that
19867 value fits bitfield.
19868 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
19869 * omega.c (omega_do_elimination): Avoid math on enum types.
19870 * optabs.c (expand_vec_shift_expr): Remove casts to int.
19871 * opts.c (set_debug_level): Change 2 to enum constant. Use new
19872 int local to handle integral_argment value.
19873 * regmove.c (try_auto_increment): Change PUT_MODE to
19875 * reload.c (push_secondary_reload): Add casts to enum type.
19876 (secondary_reload_class, find_valid_class): Likewise.
19877 * reload1.c (emit_input_reload_insns): Likewise.
19878 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
19879 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
19880 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
19882 * tree.c (build_common_builtin_nodes): Add casts to enum type.
19883 * tree-complex.c (complex_lattice_t): Typedef to int rather than
19885 (expand_complex_libcall): Add casts to enum type.
19886 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
19887 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
19888 with ERROR_MARK, not NUM_TREE_CODES.
19889 (vect_create_epilog_for_reduction): Likewise.
19890 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
19891 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
19892 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
19894 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
19895 vect_unused_in_loop. Change 0 to loop_vect.
19896 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
19897 * var-tracking.c (get_init_value): Change return type to enum
19899 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
19900 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
19902 (arm_override_options): Add casts to enum type.
19903 (arm_emit_tls_decoration): Likewise.
19904 * config/i386/i386.c (ix86_function_specific_restore): Add casts
19906 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
19907 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
19908 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
19910 * config/s390/s390.c (code_for_builtin_64): Change to array of
19912 (code_for_builtin_31): Likewise.
19913 (s390_expand_builtin): Change code_for_builtin to enum insn_code
19915 * config/sparc/sparc.c (sparc_override_options): Change value
19916 field in struct code_model to enum cmodel. In initializer change
19917 0 to NULL and add cast to enum type.
19919 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
19920 Change all callers. Issue a -Wc++-compat warning using
19921 lhs_origtype if necessary.
19922 (convert_for_assignment): Issue -Wc++-compat warnings about
19923 invalid conversions to enum type on assignment.
19924 * c-common.h (build_modify_expr): Update declaration.
19926 2009-04-24 Nick Clifton <nickc@redhat.com>
19928 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
19929 (function_arg_advance): Likewise.
19930 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
19933 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
19935 * config/s390/constraints.md ('I', 'J'): Fix condition.
19937 2009-04-24 Diego Novillo <dnovillo@google.com>
19939 * gengtype-parse.c (parse_error): Add newline after message.
19941 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
19943 * config/i386/sse.md (avxmodesuffixs): Removed.
19944 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
19945 (*avx_pinsr<ssevecsize>): This.
19947 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
19949 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
19950 follow chains of regs with a single definition, and allow expressions
19951 that are function_invariant_p.
19952 (simple_rhs_p): Allow expressions that are function_invariant_p.
19954 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
19956 PR middle-end/39867
19957 * fold-const.c (fold_cond_expr_with_comparison): When folding
19958 > and >= to MAX, make sure the MAX uses the same type as the
19959 comparison's operands.
19961 2009-04-24 Nick Clifton <nickc@redhat.com>
19963 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
19964 addressing for DImode accesses.
19965 (frv_print_operand_address): Handle PLUS case.
19966 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
19968 2009-04-24 Jakub Jelinek <jakub@redhat.com>
19970 PR rtl-optimization/39794
19971 * alias.c (canon_true_dependence): Add x_addr argument.
19972 * rtl.h (canon_true_dependence): Adjust prototype.
19973 * cse.c (check_dependence): Adjust canon_true_dependence callers.
19974 * cselib.c (cselib_invalidate_mem): Likewise.
19975 * gcse.c (compute_transp): Likewise.
19976 * dse.c (scan_reads_nospill): Likewise.
19977 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
19978 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
19979 canon_base_addr of the group, plus optional offset.
19980 (struct group_info): Rename canon_base_mem to
19982 (get_group_info): Set canon_base_addr to canon_rtx of base, not
19983 canon_rtx of base_mem.
19985 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
19987 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
19988 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
19990 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19992 * config/spu/spu-builtins.h: Delete file.
19994 * config/spu/spu.h (enum spu_builtin_type): Move here from
19996 (struct spu_builtin_description): Likewise. Add GTY marker.
19997 Do not use enum spu_function_code or enum insn_code.
19998 (spu_builtins): Add extern declaration.
20000 * config/spu/spu.c: Do not include "spu-builtins.h".
20001 (enum spu_function_code, enum spu_builtin_type_index,
20002 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
20003 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
20004 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
20005 unsigned_V2DI_type_node): Move here from spu-builtins.h.
20006 (spu_builtin_types): Make static. Add GTY marker.
20007 (spu_builtins): Add extern declaration with GTY marker.
20008 Include "gt-spu.h".
20010 * config/spu/spu-c.c: Do not include "spu-builtins.h".
20011 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
20012 Check programmatically whether all parameters are scalar.
20014 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
20016 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
20018 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
20019 assignment from the constructor either if the target is volatile.
20021 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
20023 * config/arm/arm.md (insv): Do not share operands[0].
20025 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
20027 * config/vxlib-tls.c (active_tls_threads): Delete.
20028 (delete_hook_installed): New.
20029 (tls_delete_hook): Don't delete the delete hook.
20030 (tls_destructor): Delete it here.
20031 (__gthread_set_specific): Adjust installing the delete hook.
20032 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
20033 __gthread_leave_tsd_dtor_context.
20035 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
20037 * c-format.c (gcc_tdiag_char_table): Add support for %E.
20039 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
20041 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
20043 (alpha_rtx_costs): Ditto.
20044 (emit_unlikely_jump): Use add_reg_note.
20045 (emit_frame_store_1): Ditto.
20046 (alpha_expand_prologue): Ditto.
20047 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20048 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
20050 2009-04-23 Nick Clifton <nickc@redhat.com>
20052 * config/v850/v850.md (epilogue): Remove suppressed code.
20053 (return): Rename to return_simple and remove test of frame size.
20054 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
20055 to gen_return_simple.
20057 2009-04-22 Jing Yu <jingyu@google.com>
20060 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
20062 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
20065 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
20066 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
20067 value is a VECTOR_CST, the element type is the element type of the
20070 2009-04-22 DJ Delorie <dj@redhat.com>
20072 * config/m32c/m32c.h: Update GTY annotations to new syntax.
20074 2009-04-22 Jakub Jelinek <jakub@redhat.com>
20076 * alias.c (find_base_term): Move around LO_SUM case, so that
20077 CONST falls through into PLUS/MINUS handling.
20080 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
20081 into 0, use omit_one_operand.
20083 2009-04-23 Ben Elliston <bje@au.ibm.com>
20085 * config/rs6000/linux-unwind.h (get_regs): Remove type
20086 puns. Change the type of `pc' to an array of unsigned ints and
20087 update all users. Constify frame24.
20089 2009-04-22 DJ Delorie <dj@redhat.com>
20091 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
20092 declarations before code.
20093 (current_function_special_page_vector): Likewise.
20094 (m32c_expand_insv): Silence a warning.
20096 2009-04-21 Taras Glek <tglek@mozilla.com>
20098 * alias.c: Update GTY annotations to new syntax.
20099 * basic-block.h: Likewise.
20100 * bitmap.h: Likewise.
20101 * c-common.h: Likewise.
20102 * c-decl.c: Likewise.
20103 * c-parser.c: Likewise.
20104 * c-pragma.c: Likewise.
20105 * c-tree.h: Likewise.
20106 * cfgloop.h: Likewise.
20107 * cgraph.h: Likewise.
20108 * config/alpha/alpha.c: Likewise.
20109 * config/arm/arm.h: Likewise.
20110 * config/avr/avr.h: Likewise.
20111 * config/bfin/bfin.c: Likewise.
20112 * config/cris/cris.c: Likewise.
20113 * config/darwin.c: Likewise.
20114 * config/frv/frv.c: Likewise.
20115 * config/i386/i386.c: Likewise.
20116 * config/i386/i386.h: Likewise.
20117 * config/i386/winnt.c: Likewise.
20118 * config/ia64/ia64.h: Likewise.
20119 * config/iq2000/iq2000.c: Likewise.
20120 * config/mips/mips.c: Likewise.
20121 * config/mmix/mmix.h: Likewise.
20122 * config/pa/pa.c: Likewise.
20123 * config/pa/pa.h: Likewise.
20124 * config/rs6000/rs6000.c: Likewise.
20125 * config/s390/s390.c: Likewise.
20126 * config/sparc/sparc.c: Likewise.
20127 * config/xtensa/xtensa.c: Likewise.
20128 * cselib.h: Likewise.
20129 * dbxout.c: Likewise.
20130 * dwarf2out.c: Likewise.
20131 * except.c: Likewise.
20132 * except.h: Likewise.
20133 * fixed-value.h: Likewise.
20134 * function.c: Likewise.
20135 * function.h: Likewise.
20136 * gimple.h: Likewise.
20137 * integrate.c: Likewise.
20138 * optabs.c: Likewise.
20139 * output.h: Likewise.
20140 * real.h: Likewise.
20142 * stringpool.c: Likewise.
20143 * tree-data-ref.c: Likewise.
20144 * tree-flow.h: Likewise.
20145 * tree-scalar-evolution.c: Likewise.
20146 * tree-ssa-address.c: Likewise.
20147 * tree-ssa-alias.h: Likewise.
20148 * tree-ssa-operands.h: Likewise.
20149 * tree.c: Likewise.
20150 * tree.h: Likewise.
20151 * varasm.c: Likewise.
20152 * varray.h: Likewise.
20154 * coretypes.h: Do not define GTY macro if it is already defined.
20155 * doc/gty.texi: Update GTY documentation to new syntax.
20156 * gengtype-lex.l: Enforce attribute-like syntax for GTY
20157 annotations on structs.
20158 * gengtype-parse.c: Likewise.
20160 2009-04-22 Mark Heffernan <meheff@google.com>
20162 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
20164 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20166 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
20169 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20171 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
20172 the same as a PLUS without a shift. Increase the cost of a
20175 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20177 * Makefile.in: Update dependencies.
20178 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
20179 * errors.h: Remove bogus comment about compatibility.
20180 (warning): Update declaration.
20181 * genautomata.c: Update all calls to warning.
20182 * gimple.c: Do not include errors.h. Include toplev.h.
20183 * tree-ssa-structalias.c: Do not include errors.h.
20184 * omega.c: Likewise.
20185 * tree-ssa-reassoc.c: Likewise.
20186 * config/spu/spu-c.c: Likewise.
20187 * config/spu/t-spu-elf: Update dependencies.
20189 2009-04-22 Richard Guenther <rguenther@suse.de>
20191 PR tree-optimization/39824
20192 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
20193 make sure the types are compatible.
20195 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20198 * c-common.c (c_parse_error): Take a token_flags parameter.
20199 Use token_type for the token type instead.
20200 Pass token_flags to cpp_type2name.
20201 * c-common.h (c_parse_error): Update declaration.
20202 * c-parser.c (c_parser_error): Pass 0 as token flags.
20204 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
20206 PR rtl-optimization/39580
20207 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
20209 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20211 * function.c (expand_function_end): Do not emit a jump to the "naked"
20212 return label for fall-through returns.
20213 * except.c (sjlj_emit_function_exit): Always place the call to the
20214 unregister function at the location installed by expand_function_end.
20216 2009-04-22 Richard Guenther <rguenther@suse.de>
20218 PR tree-optimization/39845
20219 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
20220 (gen_inbound_check): Likewise.
20222 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
20224 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
20226 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
20227 * config/vxlib.c (__gthread_once): Add race guard for PPC.
20229 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20231 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
20232 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
20233 shift counts to avoid out-of-bounds array accesses.
20235 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20237 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
20238 (Pmode): Move above.
20240 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
20242 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
20243 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
20244 GET_CODE macro. Use IN_RANGE macro where appropriate.
20245 * config/alpha/alpha.h: Ditto.
20246 * config/alpha/alpha.md: Ditto.
20247 * config/alpha/constraints.md: Ditto.
20248 * config/alpha/predicates.md: Ditto.
20250 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20252 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
20253 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20254 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20255 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20256 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20257 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20258 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20259 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20260 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20261 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20262 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20263 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20264 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20265 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20266 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20267 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20268 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20269 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20270 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20271 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20272 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20273 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20274 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20275 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20276 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20277 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20278 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20280 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
20282 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
20283 references from comments.
20284 * cfgbuild.c: (count_basic_blocks): Delete.
20285 (find_basic_blocks_1): Delete.
20286 (find_basic_blocks): Delete.
20287 * except.c (finish_eh_generation): Make static. Move comment from
20288 except.h here. Remove find_basic_blocks references from comments.
20289 * except.h (finish_eh_generation): Delete.
20290 * basic-block.h (find_basic_blocks): Delete.
20291 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
20293 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
20295 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
20296 (sdbout_parms): Likewise.
20298 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
20300 * config/sh/sh.c (prepare_cbranch_operands): Use
20301 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
20302 (expand_cbranchdi4): Likewise.
20303 (from_compare): Add cast to enum type.
20304 (expand_cbranchsi4): Use add_reg_note.
20305 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
20306 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
20307 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
20308 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20309 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
20310 instead of CODE_FOR_nothing.
20311 (cbranchdi4): Likewise. Fix the order of arguments for
20313 (push_fpscr): Use add_reg_note.
20314 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
20315 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
20317 2009-04-21 Joseph Myers <joseph@codesourcery.com>
20319 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
20320 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
20321 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
20322 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
20323 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
20324 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
20325 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
20326 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
20327 config/alpha/x-vms, config/arc/t-arc,
20328 config/arm/README-interworking, config/arm/arm-c.c,
20329 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
20330 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
20331 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
20332 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
20333 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
20334 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
20335 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
20336 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
20337 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
20338 config/cris/t-elfmulti, config/crx/t-crx,
20339 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
20340 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
20341 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
20342 config/h8300/t-h8300, config/i386/athlon.md,
20343 config/i386/darwin-libgcc.10.4.ver,
20344 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
20345 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
20346 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
20347 config/i386/t-linux64, config/i386/t-nwld,
20348 config/i386/t-rtems-i386, config/i386/t-sol2-10,
20349 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
20350 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
20351 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
20352 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
20353 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
20354 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
20355 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
20356 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
20357 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
20358 config/m68k/t-uclinux, config/mcore/t-mcore,
20359 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
20360 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
20361 config/mips/crtn.asm, config/mips/irix-crti.asm,
20362 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
20363 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
20364 config/mips/mips-fixed.md, config/mips/sb1.md,
20365 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
20366 config/mips/t-iris6, config/mips/t-isa3264,
20367 config/mips/t-libgcc-mips16, config/mips/t-linux64,
20368 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
20369 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
20370 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
20371 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
20372 config/mn10300/t-linux, config/mn10300/t-mn10300,
20373 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
20374 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
20375 config/picochip/libgccExtras/clzsi2.asm,
20376 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
20377 config/rs6000/darwin-libgcc.10.4.ver,
20378 config/rs6000/darwin-libgcc.10.5.ver,
20379 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
20380 config/rs6000/t-aix43, config/rs6000/t-aix52,
20381 config/rs6000/t-darwin, config/rs6000/t-fprules,
20382 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
20383 config/rs6000/t-lynx, config/rs6000/t-netbsd,
20384 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
20385 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
20386 config/rs6000/t-rtems, config/rs6000/t-spe,
20387 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
20388 config/score/t-score-elf, config/sh/divcost-analysis,
20389 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
20390 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
20391 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
20392 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
20393 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
20394 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
20395 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
20396 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
20397 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
20398 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
20399 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
20400 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
20401 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
20402 limitx.h, version.c, xcoff.h: Add copyright and license notices.
20403 * config/h8300/genmova.sh: Include copyright and license notices
20404 in generated output.
20405 * config/h8300/mova.md: Regenerate.
20406 * doc/install.texi2html: Include word "Copyright" in copyright
20407 notice and use name "Free Software Foundation, Inc.".
20408 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
20409 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
20410 ChangeLog-2007, ChangeLog-2008: Correct dates.
20412 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
20414 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
20415 NE_EXPR operations as well.
20416 * c-parser.c (c_parser_condition): Do not set location information on
20418 (c_parser_conditional_expression): Likewise.
20419 (c_parser_binary_expression): Set location information on operators.
20420 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
20421 TRUTH_NOT_EXPR has been folded.
20422 * fold-const.c (fold_truth_not_expr): Copy location information from
20423 the incoming expression to the outgoing one.
20424 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
20425 recursive calls on the LHS of the operator but pass that of the
20426 operator to recursive calls on the RHS of the operator. Set it
20428 (shortcut_cond_expr): Set the locus of the operator on the second
20429 COND_EXPR and that of the expression on the first in degenerate cases.
20430 Pass the locus of the expression to calls to shortcut_cond_r.
20431 Set the locus of the 'then' block on the associated jump, if any.
20432 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
20433 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
20434 expression to call to gimplify_boolean_expr.
20436 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
20438 * config.gcc: Add additional configuration for
20439 i686-w64-mingw* and x86_64-w64-mingw* triplet.
20440 * config/i386/mingw-w64.h: New mingw-w64 specific header.
20441 (CPP_SPEC): Redefine for allowing -municode option.
20442 (STARTFILE_SPEC): Likewise.
20443 * config/i386/t-mingw-w64: New.
20444 * config/i386/mingw-w64.opt: New.
20445 (municode): Add new target option.
20446 * doc/invoke.texi (municode): Add documentation for new option.
20448 2009-04-21 Ian Lance Taylor <iant@google.com>
20450 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
20451 Correct test for number of arguments.
20452 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
20454 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
20456 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
20457 argument of emit_library_call.
20459 2009-04-21 Richard Guenther <rguenther@suse.de>
20461 PR middle-end/39829
20462 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
20463 inside VIEW_CONVERT_EXPRs.
20465 2009-04-21 Martin Jambor <mjambor@suse.cz>
20467 * tree-switch-conversion.c (build_constructors): Split a long line.
20468 (constructor_contains_same_values_p): New function.
20469 (build_one_array): Create assigns of constants if possible, do not
20470 call mark_sym_for_renaming, call update_stmt.
20471 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
20472 make_rename_temp. Do not call mark_symbols_for_renaming, call
20474 (gen_def_assigns): Do not call mark_symbols_for_renaming or
20475 find_new_referenced_vars, call update_stmt.
20476 (gen_inbound_check): Use create_tmp_var and create ssa names manually
20477 instead of calling make_rename_temp. Do not call
20478 find_new_referenced_vars or mark_symbols_for_renaming, call
20481 2009-04-21 Richard Guenther <rguenther@suse.de>
20483 PR tree-optimization/39827
20484 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
20485 (tree_ssa_phiprop): Pass the correct array size.
20487 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
20489 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
20491 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
20494 * c-typeck.c (lvalue_p): Move declaration ...
20495 * c-common.h (lvalue_p): ... to here.
20496 * c-common.c (candidate_equal_p): New.
20497 (add_tlist): Use it.
20498 (merge_tlist): Use it.
20499 (warn_for_collisions_1): Likewise.
20500 (warning_candidate_p): Accept more candidates.
20501 (verify_tree): A warning candidate can be an expression. Use
20504 2009-04-21 Ben Elliston <bje@au.ibm.com>
20507 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
20508 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
20509 options. Remove -mcall-solaris documentation.
20511 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20514 * doc/invoke.texi (-Wlong-long): Update description.
20515 * c-lex (interpret_integer): Only warn if there was no previous
20516 overflow and -Wlong-long is enabled.
20517 * c-decl.c (declspecs_add_type): Drop redundant flags.
20518 * c.opt (Wlong-long): Init to -1.
20519 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
20520 and front-end warn_long_long. Wlong-long only depends on other
20521 flags if it is uninitialized.
20522 * c-parser.c (disable_extension_diagnostics): warn_long_long is
20523 the same for CPP and FE.
20524 (restore_extension_diagnostics): Likewise.
20526 2009-04-20 Ian Lance Taylor <iant@google.com>
20528 Fix enum conversions which are invalid in C++:
20529 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
20530 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
20531 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
20532 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
20533 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
20534 (dbxout_parms): Likewise.
20535 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
20536 (df_clear_flags): Likewise.
20537 * df-problems.c (df_rd_bb_local_compute_process_def): Change
20538 top_flag parameter to int.
20539 (df_chain_create_bb_process_use): Likewise.
20540 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
20542 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
20543 (df_ref_create_structure, df_def_record_1): Likewise.
20544 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
20545 (df_notes_rescan): Change 0 to VOIDmode in function call.
20546 (df_get_call_refs, df_insn_refs_collect): Likewise.
20547 (df_bb_regs_collect): Likewise.
20548 (df_entry_block_defs_collect): Likewise.
20549 (df_exit_block_uses_collect): Likewise.
20550 * df.h: Update declarations.
20551 * double-int.c (double_int_divmod): Add cast to enum type.
20552 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
20553 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
20554 (based_loc_descr): Likewise.
20555 (loc_descriptor_from_tree_1): Change first_op and second_op to
20556 enum dwarf_location_atom. Add cast to enum type.
20557 * expmed.c (init_expmed): Change 0 to SET in function call.
20558 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
20559 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
20560 (do_store_flag): Likewise.
20561 * fixed-value.h (struct fixed_value): Change mode to enum
20563 * function.c (assign_parms): Change 0 to VOIDmode in function call.
20564 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
20566 (insert_insn_decl, insert_decl, insert_state): Likewise.
20567 (automata_list_finish): Likewise.
20568 * genrecog.c (process_define_predicate): Add cast to enum type.
20569 * gensupport.c (init_predicate_table): Add cast to enum type.
20570 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
20572 (gimple_build_call_1, gimple_build_label): Likewise.
20573 (gimple_build_goto, gimple_build_asm_1): Likewise.
20574 (gimple_build_switch_1, gimple_build_cdt): Likewise.
20575 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
20576 (enum fallback): Rename from enum fallback_t.
20577 (fallback_t): Typedef as int.
20578 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
20579 GSI_SAME_STMT in function call.
20580 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
20582 (setup_reg_class_relations): Likewise.
20583 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
20584 (setup_prohibited_class_mode_regs): Add cast to enum type.
20585 (setup_prohibited_mode_move_regs): Likewise.
20586 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
20587 (record_address_regs): Change i to enum reg_class.
20588 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
20589 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
20590 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
20591 (GET_MODE_2XWIDER_MODE): Likewise.
20592 (GET_CLASS_NARROWEST_MODE): Likewise.
20593 * omp-low.c (expand_omp_for): Add cast to enum type.
20594 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
20595 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
20596 * postreload.c (reload_cse_simplify_operands): Change rclass local
20598 * predict.c (combine_predictions_for_insn): Change best_predictor
20599 and predictor to enum br_predictor.
20600 (combine_predictions_for_bb): Likewise.
20601 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
20602 use SET_PREDICT_EXPR_OUTCOME.
20603 * real.c (real_arithmetic): Change icode to code in function call.
20604 * reginfo.c (init_move_cost): Add casts to enum type.
20605 (init_reg_sets_1, init_fake_stack_mems): Likewise.
20606 * regmove.c (regclass_compatible_p): Change class0 and class1 to
20608 * reload.c (find_valid_class): Add casts to enum type.
20609 (push_reload): Change 0 to NO_REGS in function call.
20610 (find_reloads): Change this_alternative to array of enum
20611 reg_class. Remove some now-unnecessary casts.
20612 (make_memloc): Change 0 to VOIDmode in function call.
20613 * reload1.c (reload): Change 0 to VOIDmode in function call.
20614 (eliminate_regs_1, elimination_effects): Likewise.
20615 (eliminate_regs_in_insn): Likewise.
20616 (emit_input_reload_insns): Add cast to enum type.
20617 (delete_output_reload): Change 0 to VOIDmode in function call.
20618 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
20619 to enum type in function call.
20620 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
20621 (SET_PREDICT_EXPR_OUTCOME): Define.
20622 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
20623 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
20624 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
20625 (dump_function): Likewise.
20626 * tree-dump.h: Update declarations.
20627 * tree-pass.h: Update declarations.
20628 * varasm.c (assemble_integer): Change mclass to enum mode_class.
20629 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
20631 (arm_rtx_costs_1): Correct parenthesization.
20632 (arm_rtx_costs): Add casts to enum type.
20633 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
20634 (vfp_emit_fstmd): Use add_rg_note.
20635 (emit_multi_reg_push, emit_sfm): Likewise.
20636 (thumb_set_frame_pointer): Likewise.
20637 (arm_expand_prologue): Likewise.
20638 (arm_regno_class): Change return type to enum reg_class.
20639 (thumb1_expand_prologue): Use add_reg_note.
20640 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
20641 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
20643 * config/arm/gentune.sh: Add cast to enum type.
20644 * config/arm/arm-tune.md: Rebuild.
20645 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
20646 (ix86_split_fp_branch, predict_jump): Likewise.
20647 (ix86_expand_multi_arg_builtin): Change sub_code from enum
20648 insn_code to enum rtx_code.
20649 (ix86_builtin_vectorized_function): Add cast to enum type.
20650 * config/i386/i386.md (truncdfsf2): Change slot to enum
20652 (truncxf<mode>2, isinf<mode>2): Likewise.
20653 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
20655 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
20656 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
20657 (insert_bundle_state): Change 1 to INSERT in function call.
20658 (ia64_add_bundle_selector_before): Likewise.
20659 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
20660 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
20661 (restore_stack_nonlocal): Likewise.
20662 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
20664 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
20666 (mips_rtx_costs): Likewise.
20667 (mips_override_options): Add casts to enum type.
20668 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
20670 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
20671 (store_reg, set_reg_plus_d): Likewise.
20672 (hppa_expand_prologue, hppa_profile_hook): Likewise.
20673 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
20675 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
20677 (emit_unlikely_jump): Use add_reg_note.
20678 (rs6000_emit_allocate_stack): Likewise.
20679 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
20680 (output_toc): Change 1 to INSERT in function call.
20681 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
20682 (rs6000_initialize_trampoline): Likewise.
20683 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
20685 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
20686 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
20687 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
20688 (save_gprs): Use add_reg_note.
20689 (s390_emit_prologue): Likewise.
20690 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20691 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
20692 (sparc_fold_builtin): Add cast to enum type.
20693 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
20695 (spu_expand_prologue): Use add_reg_note.
20696 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
20698 2009-04-20 Ian Lance Taylor <iant@google.com>
20700 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
20701 (c_parser_postfix_expression_after_primary): Get VEC for list of
20702 arguments. Get original types of arguments. Call
20703 build_function_call_vec.
20704 (cached_expr_list_1, cached_expr_list_2): New static variables.
20705 (c_parser_expr_list): Change return type to VEC *. Add
20706 p_orig_types parameter. Change all callers.
20707 (c_parser_release_expr): New static function.
20708 (c_parser_vec_to_tree_list): New static function.
20709 * c-typeck.c (build_function_call): Rewrite to build a VEC and
20710 call build_function_call_vec.
20711 (build_function_call_vec): New function, based on old
20712 build_function_call.
20713 (convert_arguments): Remove nargs and argarray parameters. Change
20714 values to a VEC. Add origtypes parameter.
20715 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
20716 (convert_for_assignment): Add origtype parameter. Change all
20717 callers. If warn_cxx_compat, check for conversion to an enum
20718 type when calling a function.
20719 (store_init_value): Add origtype parameter. Change all callers.
20720 (digest_init): Likewise.
20721 (struct init_node): Add origtype field.
20722 (add_pending_init): Add origtype parameter. Change all callers.
20723 (output_init_element): Likewise.
20724 (output_pending_init_elements): Pass origtype from init_node to
20725 output_init_element.
20726 (process_init_element): Pass origtype from c_expr to
20727 output_init_element.
20728 (c_finish_return): Add origtype parameter. Change all callers.
20729 * c-common.c (sync_resolve_size): Change params to VEC *. Change
20731 (sync_resolve_params): Likewise.
20732 (sync_resolve_return): Change params to first_param. Change caller.
20733 (resolve_overloaded_builtins): Change params to VEC *. Change
20734 callers. Save first parameter around call to build_function_call_vec.
20735 * c-decl.c (finish_decl): Add origtype parameter. Change all
20736 callers. Call build_function_call_vec rather than
20737 build_function_call for cleanup.
20738 * c-tree.h: Update declarations.
20739 * c-common.h: Update declarations.
20740 * stub-objc.c (objc_rewrite_function_call): Change parameter from
20741 params to first_param.
20742 * target.h (struct gcc_target): Change resolve_overloaded_builtin
20743 params parameter from tree to void *.
20744 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
20745 Change arglist parameter to have type void *, and to be a pointer
20747 * config/rs6000/rs6000-protos.h
20748 (altivec_resolve_overloaded_builtin): Update declaration.
20749 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
20750 fnargs parameter to have type void *, and to be a pointer to a
20751 VEC. Call build_function_call_vec instead of
20752 build_function_call.
20753 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
20755 2009-04-20 Joey Ye <joey.ye@intel.com>
20756 Xuepeng Guo <xuepeng.guo@intel.com>
20757 H.J. Lu <hongjiu.lu@intel.com>
20759 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
20761 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
20762 (IX86_LEA_PRIORITY): Likewise.
20763 (distance_non_agu_define): New function.
20764 (distance_agu_use): Likewise.
20765 (ix86_lea_for_add_ok): Likewise.
20766 (ix86_dep_by_shift_count): Likewise.
20768 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
20769 should split for LEA.
20771 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
20773 (ix86_dep_by_shift_count): Likewise.
20775 2009-04-20 Richard Guenther <rguenther@suse.de>
20777 * expr.c (handled_component_p): Move ...
20778 * tree.h (handled_component_p): ... here.
20779 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
20780 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
20781 and REALPART_EXPR to be in one group.
20783 2009-04-20 Richard Guenther <rguenther@suse.de>
20785 * basic-block.h (get_all_dominated_blocks): Declare.
20786 * dominance.c (get_all_dominated_blocks): New function.
20787 * tree-cfg.c (get_all_dominated_blocks): Remove.
20788 (remove_edge_and_dominated_blocks): Adjust.
20789 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
20790 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
20791 instead of recursing.
20793 2009-04-20 Doug Kwan <dougkwan@google.com>
20795 * cgraph.h (cgraph_node_ptr): New type for vector functions.
20796 (struct cgraph_node_set_def): New type.
20797 (cgraph_node_set) New type. Also declare vector functions.
20798 (struct cgraph_node_set_element_def): New type.
20799 (cgraph_node_set_element): Ditto.
20800 (cgraph_node_set_iterator): New iterator type.
20801 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
20802 cgraph_node_set_remove, dump_cgraph_node_set,
20803 debug_cgraph_node_set): New prototypes.
20804 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
20805 cgraph_node_set_size): New inlines.
20806 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
20807 including cgraph.h.
20808 (struct ipa_opt_pass): Add struct cgraph_node_set_def
20809 argument to function 'write_summary'.
20810 * ipa.c: Include ggc.h.
20811 (hash_cgraph_node_set_element,
20812 eq_cgraph_node_set_element, cgraph_node_set_new,
20813 cgraph_node_set_add, cgraph_node_set_remove,
20814 cgraph_node_set_find, dump_cgraph_node_set,
20815 debug_cgraph_node_set): New functions.
20816 * Makefile.in (ipa.o): Add dependency on GGC_H.
20818 2009-04-20 Ira Rosen <irar@il.ibm.com>
20820 PR tree-optimization/39675
20821 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
20822 check of the return code of vect_schedule_slp. Check that
20823 stmt_vec_info still exists for the statement, before checking its
20824 vectorization type.
20826 2009-04-20 Michael Matz <matz@suse.de>
20828 * Makefile.in (generated_files): Take out $(simple_generated_c).
20830 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
20832 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
20833 (UINTPTR_TYPE): Likewise.
20835 2009-04-19 Joseph Myers <joseph@codesourcery.com>
20838 * c-typeck.c (digest_init): Check for initializing an array with a
20841 2009-04-19 Joseph Myers <joseph@codesourcery.com>
20844 * c-semantics.c (pop_stmt_list): Propagate
20845 STATEMENT_LIST_HAS_LABEL to parent statement list.
20847 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
20849 * config/mips/mips.h (mips_tune_attr): New macro.
20850 * config/mips/mips.md (cpu): Use it.
20852 2009-04-19 Joseph Myers <joseph@codesourcery.com>
20855 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
20858 2009-04-19 Diego Novillo <dnovillo@google.com>
20860 * toplev.c (compile_file): Move call to coverage_finish ...
20861 * cgraphunit.c (ipa_passes): ... here.
20862 Call cgraph_process_new_functions.
20863 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
20864 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
20866 2009-04-19 Jan Hubicka <jh@suse.cz>
20868 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
20870 (dump_cgraph_node): Dump can throw external flag.
20871 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
20873 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
20877 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
20878 * common.opt (Wlogical-op): Move from here...
20879 * c.opt (Wlogical-op): ... to here.
20880 * c-typeck.c (parser_build_binary_op): Update call to
20881 warn_logical_operator.
20882 * c-opts.c (c_common_post_options): Enable warn_logical_op with
20884 * c-common.c (warn_logical_op): Update.
20885 * c-common.h (warn_logical_op): Update declaration.
20887 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
20889 * tree.c (protected_set_expr_location): Fix formatting.
20891 2009-04-18 Joseph Myers <joseph@codesourcery.com>
20894 * c-typeck.c (readonly_warning): new.
20895 (build_unary_op, build_modify_expr): Use readonly_warning for
20896 storing into something readonly but not const-qualified.
20898 2009-04-18 Joseph Myers <joseph@codesourcery.com>
20901 * c-typeck.c (build_unary_op): Check for taking address of
20902 expression of type void.
20904 2009-04-18 Joseph Myers <joseph@codesourcery.com>
20907 * c-typeck.c (build_function_call): Check for calling a function
20908 with qualified void return types. Call require_complete_type when
20911 2009-04-18 Jan Hubicka <jh@suse.cz>
20913 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
20915 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
20916 can_throw_external flag.
20917 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
20918 * ipa-pure-const.c (ignore_edge): New function.
20919 (propagate): Compute order for NOTHROW computation; set NOTHROWs
20920 only over can_throw_external edges.
20921 (local_pure_const): Add nothrow flag.
20922 * ipa-utils.c (searchc): Add ignore_edge callback.
20923 (ipa_utils_reduced_inorder): Add ignore_edge callback.
20924 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
20925 (set_nothrow_function_flags): Update cgraph.
20926 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
20928 2009-04-18 Richard Guenther <rguenther@suse.de>
20930 PR middle-end/39804
20931 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
20932 (fold_stmt): ... this and ...
20933 (fold_stmt_inplace): ... this.
20934 (fold_stmt_1): Fold references in calls and asms.
20935 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
20937 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
20939 * tree-vrp.c (ssa_name_nonzero_p): Remove.
20940 * tree.h: Remove the prototype for ssa_name_nonzero_p.
20942 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
20944 * tree.c (function_args_count): Remove.
20945 * tree.h: Remove the prototype for function_args_count.
20947 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
20949 * tree-iterator.c (expr_only): Remove.
20950 * tree.h: Remove the prototype for expr_only.
20952 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
20954 * reginfo.c (cannot_change_mode_set_regs): Remove.
20955 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
20957 2009-04-08 Anatoly Sokolov <aesok@post.ru>
20959 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
20960 whether operands 0 and 1 overlaps.
20962 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
20964 PR middle-end/36902
20965 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
20966 pointer. Use warning_at instead of warning.
20967 (search_for_addr_array): Likewise.
20968 (check_array_bounds): Likewise.
20969 (check_all_array_refs): Check that the incoming edge is not in the
20970 list of edges to be removed.
20971 (check_all_array_refs): Avoid the temporal pointer.
20972 (vrp_visit_cond_stmt): Fix typo.
20973 (simplify_switch_using_ranges): Handle the case where the switch
20974 index is an integer constant.
20976 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
20978 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
20980 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
20982 * doc/extend.texi, doc/invoke.texi: Fix typos.
20984 2009-04-17 Cary Coutant <ccoutant@google.com>
20986 * tree-flow-inline.h (get_lineno): Fix inverted test.
20988 2009-04-17 Diego Novillo <dnovillo@google.com>
20990 * tree-ssa-pre.c (create_expression_by_pieces): Remove
20991 assertion for AVAIL_OUT.
20993 2009-04-17 Mike Frysinger <vapier@gentoo.org>
20996 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
20997 * config/sh/linux-atomic.asm: Likewise.
20999 2009-04-17 Diego Novillo <dnovillo@google.com>
21001 * except.c (debug_eh_tree): New.
21002 (struct eh_region, struct eh_status): Move ...
21003 * except.h: ... here.
21004 (add_type_for_runtime): Declare extern.
21005 (lookup_type_for_runtime): Likewise.
21006 (debug_eh_tree): Declare.
21007 * Makefile.in (GTFILES): List except.h before except.c
21009 2009-04-17 Diego Novillo <dnovillo@google.com>
21011 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
21012 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
21013 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
21014 (find_vars_r): ... here.
21015 * tree-flow.h (find_referenced_vars_in): Declare.
21016 * tree-ssa-pre.c (create_expression_by_pieces): Assert
21017 that AVAIL_OUT exists for BLOCK.
21018 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
21019 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
21020 (tree-parloops.o): Likewise.
21022 2009-04-17 Simon Baldwin <simonb@google.com>
21024 * toplev.c (default_tree_printer): Add handling for %E format.
21026 2009-04-17 Diego Novillo <dnovillo@google.com>
21028 * tree-pretty-print.c (dump_generic_node): Add break after
21029 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
21030 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
21031 FUNCTION_TYPE together. Call print_struct_decl when printing
21032 structures and TDF_SLIM is not given.
21033 (print_struct_decl): Fix logic for detecting recursion.
21035 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21038 * gcc.c (create_at_file): New.
21039 (compile_input_file_p): New.
21040 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
21041 * main.c (main): Update call to toplev_main.
21042 * toplev.c (toplev_main): Change signature. Call expandargv.
21043 * toplev.h (toplev_main): Change signature.
21045 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21047 * dwarf2out.c (field_byte_offset): Use the type size as the field size
21048 if the latter is not constant.
21050 2009-04-17 David Edelsohn <edelsohn@gnu.org>
21052 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
21054 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21056 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
21057 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
21059 2009-04-17 Richard Guenther <rguenther@suse.de>
21061 * tree-ssa-structalias.c (get_constraint_for_component_ref):
21062 Handle component references view-converting an invariant address.
21064 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
21066 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
21067 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
21068 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
21069 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
21070 Use @deftypevr rather than @deftypevar.
21072 2009-04-17 Richard Guenther <rguenther@suse.de>
21074 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
21075 (get_prop_source_stmt): Likewise.
21076 (can_propagate_from): Likewise.
21078 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
21080 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
21081 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
21082 (--with-multilib-list): Add default value.
21083 * configure: Regenerate.
21084 * Makefile.in (TM_ENDIAN_CONFIG): Define.
21085 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
21086 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
21087 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
21088 Don't add default cpu to multilib list unnecessarily, but do enable
21089 the relevant compiler option..
21090 Add support for --with-multilib-list=<blank> and
21091 --with-multilib-list=!<somelib> to supress unwanted multilibs.
21092 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
21093 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
21094 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
21095 TM_MULTILIB_CONFIG.
21096 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
21097 (MULTILIB_OSDIRNAMES): New variable.
21098 * config/sh/t-1e: Delete file.
21099 * config/sh/t-mlib-sh1: Delete file.
21100 * config/sh/t-mlib-sh2: Delete file.
21101 * config/sh/t-mlib-sh2a: Delete file.
21102 * config/sh/t-mlib-sh2a-nofpu: Delete file.
21103 * config/sh/t-mlib-sh2a-single: Delete file.
21104 * config/sh/t-mlib-sh2a-single-only: Delete file.
21105 * config/sh/t-mlib-sh2e: Delete file.
21106 * config/sh/t-mlib-sh3e: Delete file.
21107 * config/sh/t-mlib-sh4: Delete file.
21108 * config/sh/t-mlib-sh4-nofpu: Delete file.
21109 * config/sh/t-mlib-sh4-single: Delete file.
21110 * config/sh/t-mlib-sh4-single-only: Delete file.
21111 * config/sh/t-mlib-sh4a: Delete file.
21112 * config/sh/t-mlib-sh4a-nofpu: Delete file.
21113 * config/sh/t-mlib-sh4a-single: Delete file.
21114 * config/sh/t-mlib-sh4a-single-only: Delete file.
21115 * config/sh/t-mlib-sh4al: Delete file.
21116 * config/sh/t-mlib-sh5-32media: Delete file.
21117 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
21118 * config/sh/t-mlib-sh5-64media: Delete file.
21119 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
21120 * config/sh/t-mlib-sh5-compact: Delete file.
21121 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
21122 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
21123 * doc/install.texi (Options specification): Add
21124 --with-multilib-list and --with-endian.
21126 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21128 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
21130 (OBJS-common): Add plugin-version.o.
21131 (plugin-version.o): New.
21132 * gcc-plugin.h (plugin_gcc_version): New.
21133 (plugin_default_version_check): New.
21134 (plugin_init_func, plugin_init): Add version argument.
21135 * plugin-version.c: New.
21136 * plugin.c (str_plugin_gcc_version_name): New.
21137 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
21138 pass it to the init function.
21139 (plugin_default_version_check): New.
21141 2009-04-17 Richard Guenther <rguenther@suse.de>
21143 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
21144 for decl-vs-decl disambiguation.
21146 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
21148 * config/s390/s390.h (s390_tune_attr): New macro definition.
21149 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
21151 2009-04-17 Richard Guenther <rguenther@suse.de>
21153 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
21154 (fold_stmt_r): Likewise.
21155 (maybe_fold_reference): New function.
21156 (fold_gimple_assign): Handle cases fold_stmt_r did.
21157 (fold_stmt): Do not use fold_stmt_r.
21158 (fold_stmt_inplace): Likewise.
21160 2009-04-17 Richard Guenther <rguenther@suse.de>
21162 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
21163 (record_equivalences_from_stmt): Remove useless checks and
21165 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
21166 the type is already suitable.
21168 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
21170 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
21172 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
21174 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
21175 (CMPtype): Define as __gcc_CMPtype.
21177 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
21179 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
21180 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
21182 2009-04-17 Richard Guenther <rguenther@suse.de>
21184 PR tree-optimization/39746
21185 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
21186 special-casing for builtins and static variable use/def.
21187 (call_may_clobber_ref_p_1): Likewise.
21189 2009-04-16 Ian Lance Taylor <iant@google.com>
21191 * df.h: Include "timevar.h".
21192 (struct df_problem): Change tv_id field to timevar_id_t.
21193 * tree-pass.h: Include "timevar.h".
21194 (struct opt_pass): Change tv_id field to timevar_id_t.
21195 * timevar.h (timevar_id_t): Define TV_NONE.
21196 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
21197 TV_NONE rather than tv_id != 0.
21198 (execute_one_pass): Likewise.
21199 * Makefile.in (DF_H): Add $(TIMEVAR_H).
21200 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
21201 dependencies to $(TREE_PASS_H).
21202 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
21204 (pass_branch_target_load_optimize2): Likewise.
21205 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
21206 (pass_outof_cfg_layout_mode): Likewise.
21207 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
21208 (pass_rebuild_cgraph_edges): Likewise.
21209 (pass_remove_cgraph_callee_edges): Likewise.
21210 * df-core.c (pass_df_initialize_opt): Likewise.
21211 (pass_df_initialize_no_opt): Likewise.
21212 (pass_df_finish): Likewise.
21213 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
21214 * except.c (pass_set_nothrow_function_flags): Likewise.
21215 (pass_convert_to_eh_region_ranges): Likewise.
21216 * final.c (pass_compute_alignments): Likewise.
21217 * function.c (pass_instantiate_virtual_regs): Likewise.
21218 (pass_init_function): Likewise.
21219 (pass_leaf_regs): Likewise.
21220 (pass_match_asm_constraints): Likewise.
21221 * gimple-low.c (pass_lower_cf): Likewise.
21222 (pass_mark_used_blocks): Likewise.
21223 * init-regs.c (pass_initialize_regs): Likewise.
21224 * integrate.c (pass_initial_value_sets): Likewise.
21225 * ira.c (pass_ira): Likewise.
21226 * jump.c (pass_cleanup_barriers): Likewise.
21227 * omp-low.c (pass_expand_omp): Likewise.
21228 (pass_lower_omp): Likewise.
21229 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
21230 * recog.c (pass_split_all_insns): Likewise.
21231 (pass_split_after_reload): Likewise.
21232 (pass_split_before_regstack): Likewise.
21233 (pass_split_before_sched2): Likewise.
21234 (pass_split_for_shorten_branches): Likewise.
21235 * reginfo.c (pass_reginfo_init): Likewise.
21236 (pass_subregs_of_mode_init): Likewise.
21237 (pass_subregs_of_mode_finish): Likewise.
21238 * passes.c (pass_postreload): Likewise.
21239 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
21240 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
21241 (pass_warn_function_return): Likewise.
21242 (pass_warn_function_noreturn): Likewise.
21243 * tree-complex.c (pass_lower_complex): Likewise.
21244 (pass_lower_complex_O0): Likewise.
21245 * tree-if-conv.c (pass_if_conversion): Likewise.
21246 * tree-into-ssa.c (pass_build_ssa): Likewise.
21247 * tree-mudflap.c (pass_mudflap_1): Likewise.
21248 (pass_mudflap_2): Likewise.
21249 * tree-nomudflap.c (pass_mudflap_1): Likewise.
21250 (pass_mudflap_2): Likewise.
21251 * tree-nrv.c (pass_return_slot): Likewise.
21252 * tree-object-size.c (pass_object_sizes): Likewise.
21253 * tree-optimize.c (pass_all_optimizations): Likewise.
21254 (pass_early_local_passes): Likewise.
21255 (pass_all_early_optimizations): Likewise.
21256 (pass_cleanup_cfg): Likewise.
21257 (pass_cleanup_cfg_post_optimizing): Likewise.
21258 (pass_free_datastructures): Likewise.
21259 (pass_free_cfg_annotations): Likewise.
21260 (pass_fixup_cfg): Likewise.
21261 (pass_init_datastructures): Likewise.
21262 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
21263 (pass_late_warn_uninitialized): Likewise.
21264 (pass_update_address_taken): Likewise.
21265 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
21266 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
21267 (pass_cse_sincos): Likewise.
21268 (pass_convert_to_rsqrt): Likewise.
21269 * tree-ssa-structalias.c (pass_build_alias): Likewise.
21270 * tree-stdarg.c (pass_stdarg): Likewise.
21271 * tree-tailcall.c (pass_tail_recursion): Likewise.
21272 (pass_tail_calls): Likewise.
21273 * tree-vect-generic.c (pass_lower_vector): Likewise.
21274 (pass_lower_vector_ssa): Likewise.
21275 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
21277 2009-04-16 Joseph Myers <joseph@codesourcery.com>
21279 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
21281 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
21283 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
21284 logical and signext.
21286 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
21289 * config/sh/predicates.md (arith_operand): Check if the operand
21290 of TRUNCATE is a REG.
21292 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21294 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
21295 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
21297 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21299 * tree-iterator.c (tsi_split_statement_list_after,
21300 tsi_split_statement_list_before): Remove.
21301 * tree-iterator.h: Remove the prototypes for
21302 tsi_split_statement_list_after and tsi_split_statement_list_before.
21304 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21306 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
21307 * tree-ssa-propagate.h: Remove the prototype for
21308 stmt_makes_single_load.
21310 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21312 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
21313 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
21315 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21317 * tree-iterator.c (EXPR_LAST_BODY): Remove.
21319 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21321 * except.c (eh_region_outer_p): Remove.
21322 * except.h: Remove the prototype for eh_region_outer_p.
21324 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21326 * function.c (current_function_assembler_name): Remove.
21327 * function.h: Remove the prototype for
21328 current_function_assembler_name.
21330 2009-04-16 Ian Lance Taylor <iant@google.com>
21332 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
21333 (add_reg_note): Call alloc_reg_note.
21334 * rtl.h (alloc_reg_note): Declare.
21335 * combine.c (try_combine): Use alloc_reg_note.
21336 (recog_for_combine, move_deaths): Likewise.
21337 (distribute_notes): Use alloc_reg_note and add_reg_note.
21338 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
21339 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
21340 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
21342 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
21344 PR rtl-optimization/39762
21345 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
21346 ira_may_move_out_cost): Add comments about way of their usage.
21347 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
21349 * ira-conflicts.c (process_regs_for_copy): Use function
21350 ira_get_register_move_cost instead of global
21351 ira_register_move_cost.
21353 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
21354 color_pass, move_spill_restore, update_curr_costs): Ditto.
21356 * ira-lives.c (process_single_reg_class_operands): Ditto.
21358 * ira-emit.c (emit_move_list): Ditto.
21360 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
21361 (record_reg_classes): Ditto. Use functions
21362 ira_get_register_move_cost and ira_get_may_move_cost instead of
21363 global vars ira_register_move_cost, ira_may_move_out_cost and
21364 ira_may_move_in_cost.
21365 (record_address_regs): Don't call ira_init_register_move_cost.
21366 Use function ira_get_may_move_cost instead of global
21367 ira_may_move_in_cost.
21368 (process_bb_node_for_hard_reg_moves): Use function
21369 ira_get_register_move_cost instead of global ira_register_move_cost.
21370 (ira_costs): Don't call ira_init_register_move_cost.
21372 2009-04-16 Richard Guenther <rguenther@suse.de>
21374 * tree-cfg.c (verify_gimple_assign_binary):
21375 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
21376 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
21377 (create_general_new_stmt): Note that this function is broken.
21379 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21381 * common.opt (fhelp): Add Var(help_flag).
21382 * gcc-plugin.h (plugin_info): Add help.
21383 * plugin.c (plugin_name_args): Add help.
21384 (register_plugin_info): Set plugin->help.
21385 (print_help_one_plugin): New.
21386 (print_plugins_help): New.
21387 * plugin.h (print_plugins_help): New.
21388 * toplev.c (toplev_main): Call print_plugins_help if needed.
21390 2009-04-16 Richard Guenther <rguenther@suse.de>
21392 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
21393 (gimple_ior_addresses_taken_1): New function.
21394 (gimple_ior_addresses_taken): Likewise.
21395 * gimple.h (struct gimple_statement_with_ops_base): Remove
21396 addresses_taken member.
21397 (gimple_ior_addresses_taken): Declare.
21398 (gimple_addresses_taken, gimple_addresses_taken_ptr,
21399 gimple_set_addresses_taken): Remove.
21400 * ipa-reference.c (mark_address): New function.
21401 (scan_stmt_for_static_refs): Use it for marking addresses taken.
21402 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
21403 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
21404 (gimple_add_to_addresses_taken): Remove.
21405 (get_tmr_operands): Call mark_address_taken.
21406 (get_asm_expr_operands): Likewise.
21407 (get_expr_operands): Likewise.
21408 (build_ssa_operands): Do not clear the addresses_taken bitmap.
21409 (free_stmt_operands): Do not free it.
21410 * tree-ssa.c (delete_tree_ssa): Likewise.
21411 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
21413 2009-04-16 Richard Guenther <rguenther@suse.de>
21415 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
21416 (walk_stmt_load_store_ops): Likewise.
21417 * gimple.c (get_base_loadstore): New function.
21418 (walk_stmt_load_store_addr_ops): Likewise.
21419 (walk_stmt_load_store_ops): Likewise.
21420 * ipa-pure-const.c (check_op): Simplify.
21421 (check_load, check_store): New functions.
21422 (check_stmt): Use walk_stmt_load_store_ops.
21423 * ipa-reference.c (mark_load): Adjust signature.
21424 (mark_store): Likewise.
21425 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
21427 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21429 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
21430 (plugin_info): New.
21431 * opts.c (common_handle_option): Don't call print_version.
21432 * plugin.c (plugin_name_args): Add version.
21433 (register_plugin_info): New.
21434 (register_callback): Handle PLUGIN_INFO.
21435 (try_init_one_plugin): New.
21436 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
21438 (finalize_one_plugin): New.
21439 (finalize_plugins): New.
21440 (print_one_plugin): New.
21441 (print_plugins_versions): New.
21442 * plugin.h (print_plugins_versions): New.
21443 (finalize_plugins): New.
21444 * toplev.c (compile_file): Don't call initialize_plugins.
21445 (print_version): Call print_plugins_versions.
21446 (toplev_main): Call initialize_plugins. Print version if needed.
21447 Call finalize_plugins.
21449 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21451 * common.opt (fversion): New.
21452 * gcc.c (print_version): New.
21453 (process_command): Don't print the version. Just set print_version.
21454 (main): Print version. Call subprocesses if print_version and
21455 verbose_flag are set.
21456 * opts.c (common_handle_option): Handle OPT_fversion.
21458 2009-04-16 Richard Guenther <rguenther@suse.de>
21459 Ira Rosen <irar@il.ibm.com>
21461 PR tree-optimization/39698
21462 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
21463 type of the reduction variable. Only generate the def if
21466 * omp-low.c (expand_omp_for_generic): When converting to a pointer
21467 make sure to first convert to an integer of the same precision.
21468 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
21469 the type of the evolution correctly in computing the new
21470 induction variable base.
21472 2009-04-16 Richard Guenther <rguenther@suse.de>
21474 PR middle-end/39625
21475 * tree-cfg.c (make_blocks): Split statements with to-be
21476 abnormal SSA names on the lhs.
21478 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
21480 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
21481 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
21482 * c-typeck.c (really_start_incremental_init): Likewise.
21483 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
21484 (TARGET_INITIALIZER): Remove it.
21485 * target.h (struct target): Remove vector_opaque_p.
21486 * tree.c (build_opaque_vector_type): New.
21487 * tree.h (TYPE_VECTOR_OPAQUE): New.
21488 (build_opaque_vector_type): Declare.
21489 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
21490 * config/rs6000/rs6000.c (build_opaque_vector_type,
21491 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
21492 (rs6000_init_builtins): Use build_opaque_vector_type for
21493 opaque_V4SI_type_node.
21495 2009-04-15 Catherine Moore <clm@codesourcery.com>
21497 * debug.h (set_name): Declare.
21498 * dwarf2out.c (dwarf2out_set_name): Declare.
21499 (dwarf2_debug_hooks): Add set_name.
21500 (find_AT_string): New.
21501 (add_AT_string): Call find_AT_string.
21502 (dwarf2out_set_name): New.
21503 * cp/decl.c (grokdeclarator): Call set_name.
21504 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
21505 * debug.c (do_nothing_debug_hooks): Likewise.
21506 * dbxout.c (dbx_debug_hooks): Likewise.
21507 * sdbout.c (sdb_debug_hooks): Likewise.
21509 2009-04-15 Michael Eager <eager@eagercon.com>
21511 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
21512 reg for single-precision FPU.
21513 * config/rs6000/rs6000.md (movsi_internal1): Only for
21514 !TARGET_SINGLE_FPU.
21515 (movsi_internal1_single): New. Add pattern to move SI values to/from
21516 single-precision FP regs.
21518 2009-04-15 Richard Guenther <rguenther@suse.de>
21520 * omp-low.c (lower_rec_input_clauses): Build correct address
21522 (expand_omp_for_generic): Fix multiplication type.
21523 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
21524 (generate_memset_zero): Fix types.
21525 * tree-profile.c (prepare_instrumented_value): Correctly
21528 2009-04-15 Ian Lance Taylor <iant@google.com>
21530 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
21531 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
21532 for -Wall and for -Wc++-compat.
21533 (c_common_post_options): For C++, set warn_enum_compare if not
21535 * c-tree.h (struct c_expr): Add field original_type.
21536 (build_external_ref): Update declaration.
21537 * c-parser.c (c_parser_braced_init): Set original_type.
21538 (c_parser_initelt): Likewise.
21539 (c_parser_expr_no_commas): Likewise.
21540 (c_parser_conditional_expression): Likewise.
21541 (c_parser_cast_expression): Likewise.
21542 (c_parser_unary_expression): Likewise. Pull setting of
21543 original_code to top of function.
21544 (c_parser_sizeof_expression): Set original_type.
21545 (c_parser_alignof_expression): Likewise.
21546 (c_parser_postfix_expression): Likewise. Pull setting of
21547 original_code to top of function.
21548 (c_parser_postfix_expression_after_paren_type): Set original_type.
21549 (c_parser_postfix_expression_after_primary): Likewise.
21550 (c_parser_expression): Likewise.
21551 * c-typeck.c (build_external_ref): Add type parameter. Change all
21553 (c_expr_sizeof_expr): Set original_type field.
21554 (parser_build_unary_op): Likewise.
21555 (parser_build_binary_op): Likewise. Optionally warn about
21556 comparisons of enums of different types.
21557 (digest_init): Set original_type field.
21558 (really_start_incremental_init): Likewise.
21559 (push_init_level, pop_init_level): Likewise.
21560 * doc/invoke.texi (Warning Options): -Wenum-compare now
21563 2009-04-15 Richard Guenther <rguenther@suse.de>
21565 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
21566 out a necessary conversion.
21567 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
21568 names we didn't value number.
21569 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
21571 2009-04-15 Richard Guenther <rguenther@suse.de>
21573 PR tree-optimization/39764
21574 * tree-ssa-ccp.c (get_value): Canonicalize value with
21575 canonicalize_float_value.
21577 2009-04-15 Jan Hubicka <jh@suse.cz>
21579 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
21580 Wrong version of patch.
21582 2009-04-15 Jan Hubicka <jh@suse.cz>
21584 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
21586 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
21588 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
21589 our distinct integral and vector types.
21591 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
21593 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
21594 * init.c (build_vtbl_address): Remove call to assemble_external.
21596 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
21598 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
21599 output for other floating point modes.
21601 2009-04-14 Diego Novillo <dnovillo@google.com>
21603 * diagnostic.c (diagnostic_report_diagnostic): Do not
21604 warn about loaded plugins for DK_ERROR and DK_WARNING.
21605 * c-decl.c (declspecs_add_type): Move call to
21606 invoke_plugin_callbacks ...
21607 * c-parser.c (c_parser_declspecs): ... here.
21608 * plugin.c (dump_active_plugins): Tidy output.
21610 2009-04-14 Diego Novillo <dnovillo@google.com>
21611 Le-Chun Wu <lcwu@google.com>
21613 * configure.ac: Add --enable-plugin support.
21614 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
21615 * Makefile.in (PLUGIN_H): Define.
21616 Export ENABLE_PLUGIN and GMPINC to site.exp.
21617 Add PLUGINLIBS to link command.
21618 Add/modify dependencies for plugin.o and files including plugin.h.
21620 * config.in: Regenerate.
21622 * opts.c (common_handle_option): Handle OPT_fplugin_ and
21625 2009-04-14 Le-Chun Wu <lcwu@google.com>
21627 * tree-pass.h (register_one_dump_file): Add a prototype for
21628 register_one_dump_file.
21629 * toplev.c (compile_file): Call initialize_plugins.
21630 (do_compile): Call invoke_plugin_callbacks.
21631 (toplev_main): Call invoke_plugin_callbacks.
21632 * common.opt: Add -fplugin= and -fplugin-arg-.
21633 * gcc-plugin.h: New public header file for plugins to include.
21634 * plugin.c: New source file.
21635 * plugin.h: New internal header file.
21636 * passes.c (register_one_dump_file): Make it external.
21638 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
21640 2009-04-14 Diego Novillo <dnovillo@google.com>
21642 * doc/plugins.texi: New.
21643 * doc/gccint.texi: Add reference to Plugins chapter.
21644 * doc/invoke.texi: Document -fplugin and -fplugin-arg
21645 * diagnostic.c (diagnostic_report_diagnostic): Warn about
21646 loaded plugins, if any.
21647 * timevar.def (TV_PLUGIN_INIT): Define.
21648 (TV_PLUGIN_RUN): Define.
21649 * plugin.c: Include timevar.h
21650 (plugins_active_p): New.
21651 (dump_active_plugins): New.
21652 (debug_active_plugins): New.
21654 2009-04-14 Joseph Myers <joseph@codesourcery.com>
21656 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
21658 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
21660 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
21662 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
21663 the same as a minus without a shift.
21665 2009-04-14 Nick Clifton <nickc@redhat.com>
21667 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
21668 comparisons with small integers will always produce a short
21671 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
21674 2008-12-19 Diego Novillo <dnovillo@google.com>
21676 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
21678 2009-04-14 Richard Guenther <rguenther@suse.de>
21680 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
21682 (verify_gimple_assign_binary): Likewise. Handle shifts and
21684 (verify_gimple_phi): Print the mismatched argument position.
21685 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
21687 (vect_update_init_of_dr): Likewise.
21688 * matrix-reorg.c (transform_access_sites): Do what the
21690 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
21692 2009-04-13 Michael Eager <eager@eagercon.com>
21694 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
21695 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
21696 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
21697 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
21698 remove duplicate config
21700 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
21702 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
21703 file_name:line_number type locator of the call site.
21705 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
21707 * genautomata.c: Put blank after comma.
21708 (automaton_decls): New.
21709 (struct unit_usage): Add comments to member next.
21710 (store_alt_unit_usage): Keep the list ordered.
21711 (unit_present_on_list_p, equal_alternatives_p): New.
21712 (check_regexp_units_distribution): Check units distribution
21713 correctness correctly.
21714 (main): Don't write automata if error is found. Return correct
21717 * config/m68k/cf.md (cfv4_ds): Remove.
21718 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
21719 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
21721 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
21722 power4-load-ext, power4-store, power4-store-update,
21723 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
21724 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
21725 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
21726 power4-sqrt, power4-isync): Modify reservation to make correct
21727 unit distribution to automata.
21729 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
21730 power5-store-update, power5-two, power5-three, power5-lmul,
21731 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
21733 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
21735 * except.c (pass_set_nothrow_function_flags): Set name and add
21737 (set_nothrow_function_flags): Mention in the dump file when
21738 changing a function to nothrow.
21740 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
21743 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
21744 instead of unsigned long.
21746 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21748 * config/arm/arm.c (return_used_this_function): Remove.
21749 (arm_output_function_prologue): Remove use of
21750 return_used_this_function.
21751 (output_return_instruction): Replace use of
21752 return_used_this_function
21753 by cfun->machine->return_used_this_function.
21754 (arm_output_epilogue): Likewise.
21755 (arm_output_function_epilogue): Likewise.
21756 (thumb_unexpanded_epilogue): Likewise.
21757 * config/arm/arm.h (struct machine_function):
21758 New member return_used_this_function.
21760 2009-04-12 Mark Mitchell <mark@codesourcery.com>
21762 * doc/install.texi: Correct description of default directory for
21763 --with-gxx-include-dir.
21765 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
21767 * fold-const.c (build_range_check): Properly deal with enumeral and
21768 boolean base types.
21770 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
21772 * doc/invoke.texi (max_gcse_passes): Remove documentation.
21773 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
21774 * params.h (MAX_GCSE_PASSES): Remove.
21775 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
21776 in sequence. Remove ability to run multiple passes.
21777 (bypass_jumps): Report run as third CPROP pass.
21779 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
21781 PR middle-end/39651
21782 * except.c (can_throw_external): Look at each insn in a SEQUENCE
21783 when deciding whether the whole SEQUENCE can throw.
21785 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
21788 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
21789 offseted label references.
21791 2009-04-11 Jan Hubicka <jh@suse.cz>
21793 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
21795 2009-04-11 Richard Guenther <rguenther@suse.de>
21797 PR middle-end/39732
21798 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
21799 return variables as TREE_ADDRESSABLE.
21801 2009-04-11 Richard Guenther <rguenther@suse.de>
21803 PR tree-optimization/39713
21804 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
21805 reference trees have SSA_NAME operands.
21807 2009-04-11 Richard Guenther <rguenther@suse.de>
21810 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
21811 address expressions.
21813 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
21815 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
21816 match changes in Cygwin 1.7
21817 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
21818 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
21820 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
21822 PR tree-optimization/39701
21823 * doc/invoke.texi (Optimization Options): Document change in
21824 meaning and initialization of -fdelete-null-pointer-checks.
21826 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
21828 PR middle-end/39701
21829 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
21831 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
21834 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
21836 2009-04-10 Chao-ying Fu <fu@mips.com>
21838 * doc/tm.texi (Instruction Output): Document
21839 TARGET_ASM_FINAL_POSTSCAN_INSN.
21840 * target.h (final_postscan_insn): New field in asm_out.
21841 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
21842 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
21843 * final.c (final_scan_insn): Call
21844 targetm.asm_out.final_postscan_insn after outputting
21845 an asm macro and a normal instruction.
21847 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
21848 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
21849 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
21850 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
21851 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
21853 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
21855 PR middle-end/39701
21856 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
21857 variables as non-NULL even with -fdelete-null-pointer-checks.
21859 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
21861 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
21863 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
21866 * config/i386/i386.c (classify_argument): Handle SCmode with
21867 (bit_offset % 64) != 0.
21869 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
21871 * doc/invoke.texi (Optimize Options): Add cross-reference to
21872 -Q --help=optimizers examples.
21874 2009-04-10 Ben Elliston <bje@au.ibm.com>
21877 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
21878 regalign for the reg == fpr and TDmode case.
21880 2009-04-09 David Ayers <ayers@fsfe.org>
21883 * objc/objc-act.c (warn_with_method): Remove helper function.
21884 (check_duplicates): Call warning and inform directly.
21885 (really_start_method): Likewise.
21887 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
21889 * expmed.c (expand_divmod): Always use a comparison for a division
21890 by a large unsigned integer.
21892 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
21893 for things others than variables or functions as nonzero.
21895 2009-04-09 Nick Clifton <nickc@redhat.com>
21897 * unwind-compat.c: Change copyright header to refer to version
21898 3 of the GNU General Public License with version 3.1 of the
21899 GCC Runtime Library Exception and to point readers at the
21900 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
21901 * config/alpha/crtfastmath.c: Likewise.
21902 * config/alpha/linux-unwind.h: Likewise.
21903 * config/alpha/qrnnd.asm: Likewise.
21904 * config/alpha/vms-crt0-64.c: Likewise.
21905 * config/alpha/vms-crt0.c: Likewise.
21906 * config/alpha/vms-dwarf2.asm: Likewise.
21907 * config/alpha/vms-dwarf2eh.asm: Likewise.
21908 * config/alpha/vms-psxcrt0-64.c: Likewise.
21909 * config/alpha/vms-psxcrt0.c: Likewise.
21910 * config/alpha/vms_tramp.asm: Likewise.
21911 * config/arc/initfini.c: Likewise.
21912 * config/arc/lib1funcs.asm: Likewise.
21913 * config/arm/bpabi-v6m.S: Likewise.
21914 * config/arm/bpabi.S: Likewise.
21915 * config/arm/bpabi.c: Likewise.
21916 * config/arm/crti.asm: Likewise.
21917 * config/arm/crtn.asm: Likewise.
21918 * config/arm/ieee754-df.S: Likewise.
21919 * config/arm/ieee754-sf.S: Likewise.
21920 * config/arm/lib1funcs.asm: Likewise.
21921 * config/arm/libunwind.S: Likewise.
21922 * config/arm/linux-atomic.c: Likewise.
21923 * config/arm/mmintrin.h: Likewise.
21924 * config/arm/pr-support.c: Likewise.
21925 * config/arm/unaligned-funcs.c: Likewise.
21926 * config/arm/unwind-arm.c: Likewise.
21927 * config/arm/unwind-arm.h: Likewise.
21928 * config/avr/libgcc.S: Likewise.
21929 * config/bfin/crti.s: Likewise.
21930 * config/bfin/crtlibid.s: Likewise.
21931 * config/bfin/crtn.s: Likewise.
21932 * config/bfin/lib1funcs.asm: Likewise.
21933 * config/bfin/linux-unwind.h: Likewise.
21934 * config/cris/arit.c: Likewise.
21935 * config/cris/cris_abi_symbol.c: Likewise.
21936 * config/darwin-64.c: Likewise.
21937 * config/darwin-crt2.c: Likewise.
21938 * config/darwin-crt3.c: Likewise.
21939 * config/darwin.h: Likewise.
21940 * config/dbxelf.h: Likewise.
21941 * config/dfp-bit.c: Likewise.
21942 * config/dfp-bit.h: Likewise.
21943 * config/elfos.h: Likewise.
21944 * config/fixed-bit.c: Likewise.
21945 * config/fixed-bit.h: Likewise.
21946 * config/fp-bit.c: Likewise.
21947 * config/fp-bit.h: Likewise.
21948 * config/fr30/crti.asm: Likewise.
21949 * config/fr30/crtn.asm: Likewise.
21950 * config/fr30/lib1funcs.asm: Likewise.
21951 * config/freebsd-spec.h: Likewise.
21952 * config/frv/cmovd.c: Likewise.
21953 * config/frv/cmovh.c: Likewise.
21954 * config/frv/cmovw.c: Likewise.
21955 * config/frv/frvbegin.c: Likewise.
21956 * config/frv/frvend.c: Likewise.
21957 * config/frv/lib1funcs.asm: Likewise.
21958 * config/glibc-stdint.h: Likewise.
21959 * config/h8300/clzhi2.c: Likewise.
21960 * config/h8300/crti.asm: Likewise.
21961 * config/h8300/crtn.asm: Likewise.
21962 * config/h8300/ctzhi2.c: Likewise.
21963 * config/h8300/fixunssfsi.c: Likewise.
21964 * config/h8300/lib1funcs.asm: Likewise.
21965 * config/h8300/parityhi2.c: Likewise.
21966 * config/h8300/popcounthi2.c: Likewise.
21967 * config/i386/ammintrin.h: Likewise.
21968 * config/i386/att.h: Likewise.
21969 * config/i386/avxintrin.h: Likewise.
21970 * config/i386/biarch64.h: Likewise.
21971 * config/i386/bmmintrin.h: Likewise.
21972 * config/i386/cpuid.h: Likewise.
21973 * config/i386/cross-stdarg.h: Likewise.
21974 * config/i386/crtfastmath.c: Likewise.
21975 * config/i386/crtprec.c: Likewise.
21976 * config/i386/cygming-crtbegin.c: Likewise.
21977 * config/i386/cygming-crtend.c: Likewise.
21978 * config/i386/cygwin.asm: Likewise.
21979 * config/i386/emmintrin.h: Likewise.
21980 * config/i386/gmm_malloc.h: Likewise.
21981 * config/i386/gthr-win32.c: Likewise.
21982 * config/i386/i386.h: Likewise.
21983 * config/i386/immintrin.h: Likewise.
21984 * config/i386/linux-unwind.h: Likewise.
21985 * config/i386/linux64.h: Likewise.
21986 * config/i386/mm3dnow.h: Likewise.
21987 * config/i386/mmintrin-common.h: Likewise.
21988 * config/i386/mmintrin.h: Likewise.
21989 * config/i386/nmmintrin.h: Likewise.
21990 * config/i386/pmm_malloc.h: Likewise.
21991 * config/i386/pmmintrin.h: Likewise.
21992 * config/i386/smmintrin.h: Likewise.
21993 * config/i386/sol2-c1.asm: Likewise.
21994 * config/i386/sol2-ci.asm: Likewise.
21995 * config/i386/sol2-cn.asm: Likewise.
21996 * config/i386/sol2-gc1.asm: Likewise.
21997 * config/i386/tmmintrin.h: Likewise.
21998 * config/i386/unix.h: Likewise.
21999 * config/i386/w32-unwind.h: Likewise.
22000 * config/i386/wmmintrin.h: Likewise.
22001 * config/i386/x86-64.h: Likewise.
22002 * config/i386/x86intrin.h: Likewise.
22003 * config/i386/xmmintrin.h: Likewise.
22004 * config/ia64/crtbegin.asm: Likewise.
22005 * config/ia64/crtend.asm: Likewise.
22006 * config/ia64/crtfastmath.c: Likewise.
22007 * config/ia64/crti.asm: Likewise.
22008 * config/ia64/crtn.asm: Likewise.
22009 * config/ia64/fde-glibc.c: Likewise.
22010 * config/ia64/lib1funcs.asm: Likewise.
22011 * config/ia64/linux-unwind.h: Likewise.
22012 * config/ia64/quadlib.c: Likewise.
22013 * config/ia64/unwind-ia64.c: Likewise.
22014 * config/linux.h: Likewise.
22015 * config/m32c/m32c-lib1.S: Likewise.
22016 * config/m32c/m32c-lib2-trapv.c: Likewise.
22017 * config/m32c/m32c-lib2.c: Likewise.
22018 * config/m32r/initfini.c: Likewise.
22019 * config/m68hc11/larith.asm: Likewise.
22020 * config/m68hc11/m68hc11-crt0.S: Likewise.
22021 * config/m68k/cf.md: Likewise.
22022 * config/m68k/crti.s: Likewise.
22023 * config/m68k/crtn.s: Likewise.
22024 * config/m68k/lb1sf68.asm: Likewise.
22025 * config/m68k/linux-unwind.h: Likewise.
22026 * config/mcore/crti.asm: Likewise.
22027 * config/mcore/crtn.asm: Likewise.
22028 * config/mcore/lib1.asm: Likewise.
22029 * config/mips/linux-unwind.h: Likewise.
22030 * config/mips/loongson.h: Likewise.
22031 * config/mips/mips16.S: Likewise.
22032 * config/mmix/crti.asm: Likewise.
22033 * config/mmix/crtn.asm: Likewise.
22034 * config/pa/fptr.c: Likewise.
22035 * config/pa/hpux-unwind.h: Likewise.
22036 * config/pa/lib2funcs.asm: Likewise.
22037 * config/pa/linux-atomic.c: Likewise.
22038 * config/pa/linux-unwind.h: Likewise.
22039 * config/pa/milli64.S: Likewise.
22040 * config/pa/quadlib.c: Likewise.
22041 * config/pa/stublib.c: Likewise.
22042 * config/picochip/libgccExtras/adddi3.asm: Likewise.
22043 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
22044 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
22045 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
22046 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
22047 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
22048 * config/picochip/libgccExtras/divmod15.asm: Likewise.
22049 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
22050 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
22051 * config/picochip/libgccExtras/longjmp.asm: Likewise.
22052 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
22053 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
22054 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
22055 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
22056 * config/picochip/libgccExtras/setjmp.asm: Likewise.
22057 * config/picochip/libgccExtras/subdi3.asm: Likewise.
22058 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
22059 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
22060 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
22061 * config/rs6000/750cl.h: Likewise.
22062 * config/rs6000/altivec.h: Likewise.
22063 * config/rs6000/biarch64.h: Likewise.
22064 * config/rs6000/crtresfpr.asm: Likewise.
22065 * config/rs6000/crtresgpr.asm: Likewise.
22066 * config/rs6000/crtresxfpr.asm: Likewise.
22067 * config/rs6000/crtresxgpr.asm: Likewise.
22068 * config/rs6000/crtsavfpr.asm: Likewise.
22069 * config/rs6000/crtsavgpr.asm: Likewise.
22070 * config/rs6000/darwin-asm.h: Likewise.
22071 * config/rs6000/darwin-fallback.c: Likewise.
22072 * config/rs6000/darwin-fpsave.asm: Likewise.
22073 * config/rs6000/darwin-ldouble.c: Likewise.
22074 * config/rs6000/darwin-tramp.asm: Likewise.
22075 * config/rs6000/darwin-unwind.h: Likewise.
22076 * config/rs6000/darwin-vecsave.asm: Likewise.
22077 * config/rs6000/darwin-world.asm: Likewise.
22078 * config/rs6000/e500crtres32gpr.asm: Likewise.
22079 * config/rs6000/e500crtres64gpr.asm: Likewise.
22080 * config/rs6000/e500crtres64gprctr.asm: Likewise.
22081 * config/rs6000/e500crtrest32gpr.asm: Likewise.
22082 * config/rs6000/e500crtrest64gpr.asm: Likewise.
22083 * config/rs6000/e500crtresx32gpr.asm: Likewise.
22084 * config/rs6000/e500crtresx64gpr.asm: Likewise.
22085 * config/rs6000/e500crtsav32gpr.asm: Likewise.
22086 * config/rs6000/e500crtsav64gpr.asm: Likewise.
22087 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
22088 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
22089 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
22090 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
22091 * config/rs6000/eabi-ci.asm: Likewise.
22092 * config/rs6000/eabi-cn.asm: Likewise.
22093 * config/rs6000/eabi.asm: Likewise.
22094 * config/rs6000/linux-unwind.h: Likewise.
22095 * config/rs6000/linux64.h: Likewise.
22096 * config/rs6000/paired.h: Likewise.
22097 * config/rs6000/paired.md: Likewise.
22098 * config/rs6000/ppc64-fp.c: Likewise.
22099 * config/rs6000/ppu_intrinsics.h: Likewise.
22100 * config/rs6000/rs6000.h: Likewise.
22101 * config/rs6000/si2vmx.h: Likewise.
22102 * config/rs6000/sol-ci.asm: Likewise.
22103 * config/rs6000/sol-cn.asm: Likewise.
22104 * config/rs6000/spe.h: Likewise.
22105 * config/rs6000/spu2vmx.h: Likewise.
22106 * config/rs6000/sysv4.h: Likewise.
22107 * config/rs6000/tramp.asm: Likewise.
22108 * config/rs6000/vec_types.h: Likewise.
22109 * config/s390/linux-unwind.h: Likewise.
22110 * config/s390/tpf-unwind.h: Likewise.
22111 * config/score/crti.asm: Likewise.
22112 * config/score/crtn.asm: Likewise.
22113 * config/sh/crt1.asm: Likewise.
22114 * config/sh/crti.asm: Likewise.
22115 * config/sh/crtn.asm: Likewise.
22116 * config/sh/divtab-sh4-300.c: Likewise.
22117 * config/sh/divtab-sh4.c: Likewise.
22118 * config/sh/divtab.c: Likewise.
22119 * config/sh/lib1funcs-4-300.asm: Likewise.
22120 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
22121 * config/sh/lib1funcs.asm: Likewise.
22122 * config/sh/lib1funcs.h: Likewise.
22123 * config/sh/linux-atomic.asm: Likewise.
22124 * config/sh/linux-unwind.h: Likewise.
22125 * config/sh/shmedia.h: Likewise.
22126 * config/sh/sshmedia.h: Likewise.
22127 * config/sh/ushmedia.h: Likewise.
22128 * config/sparc/crtfastmath.c: Likewise.
22129 * config/sparc/linux-unwind.h: Likewise.
22130 * config/sparc/sol2-c1.asm: Likewise.
22131 * config/sparc/sol2-ci.asm: Likewise.
22132 * config/sparc/sol2-cn.asm: Likewise.
22133 * config/spu/divmodti4.c: Likewise.
22134 * config/spu/divv2df3.c: Likewise.
22135 * config/spu/float_disf.c: Likewise.
22136 * config/spu/float_unsdidf.c: Likewise.
22137 * config/spu/float_unsdisf.c: Likewise.
22138 * config/spu/float_unssidf.c: Likewise.
22139 * config/spu/mfc_multi_tag_release.c: Likewise.
22140 * config/spu/mfc_multi_tag_reserve.c: Likewise.
22141 * config/spu/mfc_tag_release.c: Likewise.
22142 * config/spu/mfc_tag_reserve.c: Likewise.
22143 * config/spu/mfc_tag_table.c: Likewise.
22144 * config/spu/multi3.c: Likewise.
22145 * config/spu/spu_internals.h: Likewise.
22146 * config/spu/spu_intrinsics.h: Likewise.
22147 * config/spu/spu_mfcio.h: Likewise.
22148 * config/spu/vec_types.h: Likewise.
22149 * config/spu/vmx2spu.h: Likewise.
22150 * config/stormy16/stormy16-lib2.c: Likewise.
22151 * config/svr4.h: Likewise.
22152 * config/sync.c: Likewise.
22153 * config/v850/lib1funcs.asm: Likewise.
22154 * config/vxlib-tls.c: Likewise.
22155 * config/vxlib.c: Likewise.
22156 * config/vxworks-dummy.h: Likewise.
22157 * config/xtensa/crti.asm: Likewise.
22158 * config/xtensa/crtn.asm: Likewise.
22159 * config/xtensa/ieee754-df.S: Likewise.
22160 * config/xtensa/ieee754-sf.S: Likewise.
22161 * config/xtensa/lib1funcs.asm: Likewise.
22162 * config/xtensa/lib2funcs.S: Likewise.
22163 * config/xtensa/linux-unwind.h: Likewise.
22164 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
22165 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
22166 * coretypes.h: Likewise.
22167 * crtstuff.c: Likewise.
22168 * defaults.h: Likewise.
22169 * dwarf2.h: Likewise.
22170 * emutls.c: Likewise.
22171 * gbl-ctors.h: Likewise.
22172 * gcov-io.h: Likewise.
22173 * ginclude/float.h: Likewise.
22174 * ginclude/iso646.h: Likewise.
22175 * ginclude/stdarg.h: Likewise.
22176 * ginclude/stdbool.h: Likewise.
22177 * ginclude/stddef.h: Likewise.
22178 * ginclude/stdfix.h: Likewise.
22179 * ginclude/stdint-gcc.h: Likewise.
22180 * ginclude/tgmath.h: Likewise.
22181 * gthr-aix.h: Likewise.
22182 * gthr-dce.h: Likewise.
22183 * gthr-gnat.c: Likewise.
22184 * gthr-gnat.h: Likewise.
22185 * gthr-lynx.h: Likewise.
22186 * gthr-mipssde.h: Likewise.
22187 * gthr-nks.h: Likewise.
22188 * gthr-posix.c: Likewise.
22189 * gthr-posix.h: Likewise.
22190 * gthr-posix95.h: Likewise.
22191 * gthr-rtems.h: Likewise.
22192 * gthr-single.h: Likewise.
22193 * gthr-solaris.h: Likewise.
22194 * gthr-tpf.h: Likewise.
22195 * gthr-vxworks.h: Likewise.
22196 * gthr-win32.h: Likewise.
22197 * gthr.h: Likewise.
22198 * libgcc2.c: Likewise.
22199 * libgcc2.h: Likewise.
22200 * libgcov.c: Likewise.
22201 * tsystem.h: Likewise.
22202 * typeclass.h: Likewise.
22203 * unwind-c.c: Likewise.
22204 * unwind-compat.h: Likewise.
22205 * unwind-dw2-fde-compat.c: Likewise.
22206 * unwind-dw2-fde-darwin.c: Likewise.
22207 * unwind-dw2-fde-glibc.c: Likewise.
22208 * unwind-dw2-fde.c: Likewise.
22209 * unwind-dw2-fde.h: Likewise.
22210 * unwind-dw2.c: Likewise.
22211 * unwind-dw2.h: Likewise.
22212 * unwind-generic.h: Likewise.
22213 * unwind-pe.h: Likewise.
22214 * unwind-sjlj.c: Likewise.
22215 * unwind.inc: Likewise.
22216 * config/arm/neon-gen.ml: Change generated copyright header to
22217 refer to version 3 of the GNU General Public License with
22218 version 3.1 of the GCC Runtime Library Exception and to point
22219 readers at the COPYING3 and COPYING3.RUNTIME files and the
22220 FSF's license web page.
22221 * config/arm/arm_neon.h: Regenerate.
22223 2009-04-09 Jakub Jelinek <jakub@redhat.com>
22225 * config/cris/cris.md: Change copyright header to refer to version
22226 3 of the GNU General Public License.
22227 * doc/install.texi2html: Change copyright header to refer to version
22228 3 of the GNU General Public License and to point readers at the
22229 COPYING3 file and the FSF's license web page.
22230 * config/vax/linux.h: Likewise.
22232 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
22234 * config/i386/i386.md (cmpcc): New.
22235 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
22236 (sync_compare_and_swap_cc*): Delete.
22238 * config/s390/s390.c (s390_compare_emitted): Remove.
22239 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
22240 s390_compare_emitted used to be handled. Assert that modes match.
22241 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
22242 refer to sync_compare_and_swap_ccsi.
22243 * config/s390/s390.h (s390_compare_emitted): Remove.
22244 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
22245 instead of s390_compare_emitted.
22246 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
22247 instead of s390_compare_emitted.
22248 * config/s390/s390.md (cmpcc): New.
22249 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
22250 CC_REGNUM, do not pretend it's set.
22251 (sync_compare_and_swap_cc*): Delete.
22252 * config/s390/predicates.md (cc_reg_operand): New.
22254 * expr.c (sync_compare_and_swap_cc): Delete.
22255 * optabs.h (sync_compare_and_swap_cc): Delete.
22256 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
22257 is being used with can_compare_p.
22258 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
22259 (find_cc_set): New.
22260 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
22261 look for a MODE_CC set instead. Use emit_store_flag.
22262 (expand_compare_and_swap_loop): Likewise, with some additional
22263 complication to avoid a force_reg when useless. Use
22264 emit_cmp_and_jump_insns.
22265 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
22266 * doc/md.texi (sync_compare_and_swap_cc): Merge with
22267 sync_compare_and_swap documentation.
22269 2009-04-09 Jan Hubicka <jh@suse.cz>
22271 * except.c (find_prev_try): Break out from ....
22272 (duplicate_eh_regions): ... here; properly update prev_try pointers
22273 when duplication part of tree.
22274 (dump_eh_tree): Improve dumping.
22275 (verify_eh_region): New.
22276 (verify_eh_tree): Use it.
22278 2009-04-06 Richard Guenther <rguenther@suse.de>
22280 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
22281 &ARRAY addresses by adjusting their types and prepending
22283 * tree-cfg.c (verify_gimple_assign_single): Verify that
22284 addresses are correct.
22286 2009-04-09 Richard Guenther <rguenther@suse.de>
22288 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
22289 indices into an array reference if possible.
22290 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
22291 Fold POINTER_PLUS_EXPR statements with invariant address.
22293 2009-04-09 Alan Modra <amodra@bigpond.net.au>
22296 * config.gcc (powerpc64-*-linux*): Always build biarch.
22298 2009-04-09 Joseph Myers <joseph@codesourcery.com>
22301 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
22302 it and pedwarn if this results in an INTEGER_CST.
22304 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22306 * doc/install.texi: Update minimum GMP version. Remove obsolete
22307 text in MPFR section.
22309 2009-04-08 Jakub Jelinek <jakub@redhat.com>
22311 * dwarf2out.c (class_scope_p): New static inline.
22312 (class_or_namespace_scope_p): Use it.
22313 (gen_variable_die): Use DW_TAG_member tag for static data member
22314 declarations instead of DW_TAG_variable.
22316 PR middle-end/39573
22317 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
22320 2009-04-08 Richard Guenther <rguenther@suse.de>
22322 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
22323 valueize random data.
22325 2009-04-08 David Edelsohn <edelsohn@gnu.org>
22327 * config.gcc (aix tm_file): Add aix-stdint.h.
22328 (aix tm clause use_gcc_stdint): Set to wrap.
22329 * config/rs6000/aix-stdint.h: New file.
22331 2009-04-08 Richard Guenther <rguenther@suse.de>
22333 PR middle-end/36291
22334 * tree-dfa.c (add_referenced_var): Do not recurse into
22335 global initializers.
22336 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
22338 (fold_const_aggregate_ref): Likewise.
22340 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
22342 * recog.c (ordered_comparison_operator): New.
22343 * gensupport.c (std_preds): Add it.
22344 * doc/md.texi (Machine-Independent Predicates): Document it.
22346 2009-04-08 Jan Hubicka <jh@suse.cz>
22348 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
22349 * function.h (rtl_eh): Remove exception_handler_label_map.
22350 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
22351 remove_exception_handler_label, for_each_eh_label_1): Remove.
22352 (rtl_remove_unreachable_regions): Remove.
22353 (convert_from_eh_region_ranges): Do not remove unreachable regions.
22354 (find_exception_handler_labels): Don't build the hashtable.
22355 (maybe_remove_eh_handler): Remove.
22356 (for_each_eh_label): Rewrite to walk the tree.
22357 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
22358 * except.h (maybe_remove_eh_handler): Remove.
22359 * passes.c (init_optimization_passes): Schedule second EH cleanup
22361 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
22362 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
22364 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
22366 * genoutput.c (validate_optab_operands): New.
22367 (gen_insn, gen_expand): Call it.
22369 * genflags.c (gen_insn): Detect misused iterators.
22370 (main): Pass line_no to gen_insn, exit with status 1 on error.
22372 * genextract.c (line_no): Make global.
22373 (VEC_safe_set_locstr): Change assertion to error message.
22374 (main): Exit with status 1 on error.
22376 2009-04-08 Joseph Myers <joseph@codesourcery.com>
22380 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
22381 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
22382 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
22383 * c-convert.c (convert): Do not call fold on results of conversion
22384 functions when the result is a C_MAYBE_CONST_EXPR.
22385 * c-parser.c (c_parser_postfix_expression): Do not fold condition
22386 of __builtin_choose_expr.
22387 * c-typeck.c (remove_c_maybe_const_expr): New.
22388 (build_unary_op, build_conditional_expr, build_compound_expr,
22389 build_binary_op, c_objc_common_truthvalue_conversion): Call
22390 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
22393 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
22395 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
22396 CODE to produce a new one. Add a prototype to use fold_convert_const
22398 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
22401 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
22402 mix declarations and code.
22404 2009-04-08 Ben Elliston <bje@au.ibm.com>
22406 * gcc.c: Replace `CC' with `GCC' throughout.
22408 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
22410 * doc/invoke.texi: Document Atom support.
22412 2009-04-07 Jason Merrill <jason@redhat.com>
22415 * c-common.h, c-common.c: Add flag_pretty_templates.
22416 * c-opts.c (c_common_handle_option): Set it.
22417 * c.opt: Add -fno-pretty-templates.
22418 * doc/invoke.texi (C++ Dialect Options): Likewise.
22420 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
22422 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
22423 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
22424 (ia64_expand_builtin): Likewise.
22426 2009-04-07 Martin Jambor <mjambor@suse.cz>
22428 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
22429 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
22430 ADDR_EXPRS are include too.
22432 2009-04-07 Richard Guenther <rguenther@suse.de>
22434 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
22435 decls are only used if passes as parameters or if they are
22436 local statics and the call is not to a builtin.
22437 (call_may_clobber_ref_p_1): Likewise.
22439 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22441 * expr.c (do_store_flag): Remove last argument. Simplify code
22442 to avoid duplication of tests already done by can_compare_p.
22443 (expand_expr_real_1): Adjust caller.
22445 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22447 * optabs.c (can_compare_p): Test the predicate of a
22448 cbranch and cstore pattern.
22450 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22452 * expr.c (convert_move): Use emit_store_flag instead of
22455 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22457 * config/i386/i386.c (ix86_compare_emitted): Remove.
22458 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
22459 ix86_compare_op0 like ix86_compare_emitted used to be handled.
22460 * config/i386/i386.h (ix86_compare_emitted): Remove.
22461 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
22462 instead of ix86_compare_emitted.
22463 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
22465 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
22467 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
22468 Add t-sysroot-suffix to tmake_file.
22469 * config/print-sysroot-suffix.sh: New file.
22470 * config/t-sysroot-suffix: New file.
22472 2009-04-07 Ben Elliston <bje@au.ibm.com>
22474 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
22475 as the latter produces a warning when the target does not support
22478 2009-04-07 Ben Elliston <bje@au.ibm.com>
22480 * dfp.c: Replace type punning assignments with memcpy throughout.
22481 * Makefile.in (dfp.o-warn): Remove.
22483 2009-04-07 Alan Modra <amodra@bigpond.net.au>
22486 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
22487 Include soft-fp/t-softfp after rs6000/t-linux64.
22489 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
22491 * stor-layout.c (set_sizetype): Use the full precision of their
22492 machine mode for bitsize types.
22494 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
22496 * config/i386/i386.md: Revert 2 accidental checkins.
22498 2009-04-06 Joey Ye <joey.ye@intel.com>
22499 Xuepeng Guo <xuepeng.guo@intel.com>
22500 H.J. Lu <hongjiu.lu@intel.com>
22502 Atom pipeline model, tuning and insn selection.
22503 * config.gcc (atom): Add atom config options and target.
22505 * config/i386/atom.md: New.
22507 * config/i386/i386.c (atom_cost): New cost.
22508 (m_ATOM): New macro flag.
22509 (initial_ix86_tune_features): Set m_ATOM.
22510 (x86_accumulate_outgoing_args): Likewise.
22511 (x86_arch_always_fancy_math_387): Likewise.
22512 (processor_target): Add Atom cost.
22513 (cpu_names): Add Atom cpu name.
22514 (override_options): Set Atom ISA.
22515 (ix86_issue_rate): New case PROCESSOR_ATOM.
22516 (ix86_adjust_cost): Likewise.
22518 * config/i386/i386.h (TARGET_ATOM): New target macro.
22519 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
22520 (TARGET_OPT_AGU): New target option.
22521 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
22522 (processor_type): Add PROCESSOR_ATOM.
22524 * config/i386/i386.md (cpu): Add new value "atom".
22525 (use_carry, movu): New attr.
22526 (atom.md): Include atom.md.
22527 (adddi3_carry_rex64): Set attr "use_carry".
22528 (addqi3_carry): Likewise.
22529 (addhi3_carry): Likewise.
22530 (addsi3_carry): Likewise.
22531 (*addsi3_carry_zext): Likewise.
22532 (subdi3_carry_rex64): Likewise.
22533 (subqi3_carry): Likewise.
22534 (subhi3_carry): Likewise.
22535 (subsi3_carry): Likewise.
22536 (x86_movdicc_0_m1_rex64): Likewise.
22537 (*x86_movdicc_0_m1_se): Likewise.
22538 (x86_movsicc_0_m1): Likewise.
22539 (*x86_movsicc_0_m1_se): Likewise.
22540 (*adddi_1_rex64): Emit add insn as much as possible.
22541 (*addsi_1): Likewise.
22542 (return_internal): Set atom_unit.
22543 (return_internal_long): Likewise.
22544 (return_pop_internal): Likewise.
22545 (*rcpsf2_sse): Set atom_sse_attr attr.
22546 (*qrt<mode>2_sse): Likewise.
22547 (*prefetch_sse): Likewise.
22549 * config/i386/i386-c.c (ix86_target_macros_internal): New case
22551 (ix86_target_macros_internal): Likewise.
22553 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
22554 (*prefetch_sse_rex): Likewise.
22555 (sse_rcpv4sf2): Likewise.
22556 (sse_vmrcpv4sf2): Likewise.
22557 (sse_sqrtv4sf2): Likewise.
22558 (<sse>_vmsqrt<mode>2): Likewise.
22559 (sse_ldmxcsr): Likewise.
22560 (sse_stmxcsr): Likewise.
22561 (*sse_sfence): Likewise.
22562 (sse2_clflush): Likewise.
22563 (*sse2_mfence): Likewise.
22564 (*sse2_lfence): Likewise.
22565 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
22566 (<sse>_movup<ssemodesuffixf2c>): Likewise.
22567 (avx_movdqu<avxmodesuffix>): Likewise.
22568 (avx_lddqu<avxmodesuffix>): Likewise.
22569 (sse2_movntv2di): Change attr "type" to "ssemov".
22570 (sse2_movntsi): Likewise.
22571 (rsqrtv8sf2): Change attr "type" to "sseadd".
22572 (sse3_addsubv2df3): Set attr "atom_unit".
22573 (sse3_h<plusminus_insn>v4sf3): Likewise.
22574 (*sse2_pmaddwd): Likewise.
22575 (*vec_extractv2di_1_rex64): Likewise.
22576 (*vec_extractv2di_1_avx): Likewise.
22577 (sse2_psadbw): Likewise.
22578 (ssse3_phaddwv8hi3): Likewise.
22579 (ssse3_phaddwv4hi3): Likewise.
22580 (ssse3_phadddv4si3): Likewise.
22581 (ssse3_phadddv2si3): Likewise.
22582 (ssse3_phaddswv8hi3): Likewise.
22583 (ssse3_phaddswv4hi3): Likewise.
22584 (ssse3_phsubwv8hi3): Likewise.
22585 (ssse3_phsubwv4hi3): Likewise.
22586 (ssse3_phsubdv4si3): Likewise.
22587 (ssse3_phsubdv2si3): Likewise.
22588 (ssse3_phsubswv8hi3): Likewise.
22589 (ssse3_phsubswv4hi3): Likewise.
22590 (ssse3_pmaddubsw128): Likewise.
22591 (sse3_pmaddubsw: Likewise.
22592 (ssse3_palignrti): Likewise.
22593 (ssse3_palignrdi): Likewise.
22595 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
22597 * doc/install.texi (Specific): Fix two cross-references to MinGW.
22599 2009-04-06 Richard Guenther <rguenther@suse.de>
22601 PR tree-optimization/28868
22602 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
22603 of which PHI results we inserted.
22604 (insert_into_preds_of_block): Record inserted PHIs.
22605 (eliminate): Eliminate redundant PHI nodes.
22606 (init_pre): Init inserted_phi_names.
22608 2009-04-06 Richard Guenther <rguenther@suse.de>
22610 PR tree-optimization/39643
22611 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
22612 IMAGPART_EXPRs of complex constants.
22613 (execute_fold_all_builtins): If we folded a call queue
22614 TODO_update_address_taken.
22616 2009-04-06 Jan Hubicka <jh@suse.cz>
22618 PR middle-end/39659
22619 * except.c (remove_unreachable_regions): Propagate may_contain_throw
22622 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
22624 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
22626 (ic_invalidate_array): Likewise.
22628 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
22630 * calls.c (emit_library_call_value_1): Fix a problem with parameter
22631 alignment for library calls.
22633 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
22635 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
22636 (mingw32 tm clause use_gcc_stdint): Set to wrap.
22637 * config/i386/mingw-stdint.h: New file.
22639 2009-04-05 Richard Guenther <rguenther@suse.de>
22641 PR tree-optimization/39648
22642 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
22643 our &A vs. &A[0] IL deficiencies.
22645 2009-04-04 Jan Hubicka <jh@suse.cz>
22647 * except.c (sjlj_find_directly_reachable_regions): Be ready for
22648 removed toplevel regions.
22649 (sjlj_mark_call_sites): Likewise.
22651 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
22653 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
22654 (cygwin tm clause use_gcc_stdint): Set to wrap.
22655 * config/i386/cygwin-stdint.h: New file.
22657 2009-04-04 Richard Guenther <rguenther@suse.de>
22659 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
22660 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
22661 single-argument PHIs if we are in loop-closed SSA form.
22662 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
22663 for the pre-condition.
22664 (slpeel_tree_peel_loop_to_edge): Likewise.
22665 (vect_build_loop_niters): Take an optional sequence to append stmts.
22666 (vect_generate_tmps_on_preheader): Likewise.
22667 (vect_do_peeling_for_loop_bound): Take extra guards for the
22669 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
22670 the cost model check.
22671 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
22672 guards if we are going to peel. Do not apply versioning in that case.
22673 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
22674 (vect_do_peeling_for_loop_bound): Likewise.
22675 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
22676 loop bound only record extra pre-conditions, do not apply loop
22679 2009-04-04 Richard Guenther <rguenther@suse.de>
22681 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
22684 2009-04-04 Jan Hubicka <jh@suse.cz>
22686 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
22687 last_basic_block for size of bb->index indexed array.
22688 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
22689 compute_out, link_btr_uses, build_btr_def_use_webs,
22690 build_btr_def_use_webs, migrate_btr_defs): Likewise.
22692 2009-04-04 Jan Hubicka <jh@suse.cz>
22694 * except.c (remove_eh_handler_and_replace): Break out from ...
22695 (remove_eh_handler): ... here.
22696 (bring_to_root): New function.
22697 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
22698 handled ones, bring others to root of tree.
22700 2009-04-04 Jan Hubicka <jh@suse.cz>
22702 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
22703 (all_phis_safe_to_merge): New function.
22704 (update_info): New structure.
22705 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
22706 (cleanup_empty_eh): Update SSA if possible.
22708 2009-04-04 Richard Guenther <rguenther@suse.de>
22710 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
22711 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
22712 (append_vuse): Likewise.
22714 2009-04-04 Jakub Jelinek <jakub@redhat.com>
22716 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
22717 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
22718 instead of REG_UNSAVED for DW_CFA_undefined.
22719 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
22720 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
22723 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
22726 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
22728 2009-04-04 Richard Guenther <rguenther@suse.de>
22730 PR tree-optimization/8781
22731 PR tree-optimization/37892
22732 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
22733 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
22734 (valueize_refs): Call it for *& valueizations.
22735 (shared_reference_ops_from_ref): Rename to ...
22736 (valueize_shared_reference_ops_from_ref): ... this and valueize.
22737 (shared_reference_ops_from_call): Rename to ...
22738 (valueize_shared_reference_ops_from_call): ... this and valueize.
22739 (vn_reference_lookup): Update.
22740 (visit_reference_op_call): Likewise.
22741 * tree-ssa-pre.c (phi_translate_1): Fold *&.
22742 (eliminate): Value-replace the call address in call statements.
22744 2009-04-04 Richard Guenther <rguenther@suse.de>
22746 PR tree-optimization/39636
22747 * tree-ssa-forwprop.c
22748 (forward_propagate_addr_into_variable_array_index): Check for
22749 GIMPLE_ASSIGN before accessing the rhs code.
22751 2009-04-03 Jason Merrill <jason@redhat.com>
22753 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
22755 2009-04-03 Steve Ellcey <sje@cup.hp.com>
22757 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
22758 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
22759 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
22760 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
22761 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
22762 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
22763 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
22764 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
22765 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
22766 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
22767 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
22768 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
22769 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
22770 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
22771 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
22772 Use fr_reg_or_fp01_operand instead of fr_register_operand
22774 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
22775 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
22776 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
22778 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
22780 PR rtl-optimization/39607
22781 PR rtl-optimization/39631
22785 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
22786 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
22787 instead of DF_LR_OUT.
22788 * ira-lives.c (process_bb_node_lives): Ditto.
22789 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
22790 instead of DF_LR_{OUT,IN}.
22791 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
22792 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
22794 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
22796 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
22797 (execute_lower_omp): Always run but take the short way out if -fopenmp
22799 (gate_lower_omp): Remove, forcing the pass manager to always run the
22800 pass and always set PROP_gimple_lomp.
22801 (pass_lower_omp): Remove gate function.
22802 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
22803 PROP_trees. Instead, require it.
22804 * ipa-cp.c (pass_ipa_cp): Likewise.
22805 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
22806 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
22807 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
22808 and PROP_gimple_leh.
22810 2009-04-03 Richard Guenther <rguenther@suse.de>
22812 PR middle-end/13146
22813 PR tree-optimization/23940
22814 PR tree-optimization/33237
22815 PR middle-end/33974
22816 PR middle-end/34093
22817 PR tree-optimization/36201
22818 PR tree-optimization/36230
22819 PR tree-optimization/38049
22820 PR tree-optimization/38207
22821 PR tree-optimization/38230
22822 PR tree-optimization/38301
22823 PR tree-optimization/38585
22824 PR middle-end/38895
22825 PR tree-optimization/38985
22826 PR tree-optimization/39299
22827 * tree-ssa-structalias.h: Remove.
22828 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
22829 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
22830 (struct vuse_element_d): Remove.
22831 (struct vuse_vec_d): Likewise.
22832 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
22833 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
22834 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
22835 VUSE_ELEMENT_VAR): Likewise.
22836 (struct voptype_d): Likewise.
22837 (NUM_VOP_FREE_BUCKETS): Likewise.
22838 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
22839 (struct stmt_operands_d): Remove.
22840 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
22841 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
22842 VDEF_NUM, VDEF_VECT): Likewise.
22843 (copy_virtual_operands): Remove.
22844 (operand_build_cmp): Likewise.
22845 (create_ssa_artificial_load_stmt): Likewise.
22846 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
22847 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
22848 vuse_index and mayuse_index members. Pack and move done and iter_type
22849 members to the front.
22850 (SSA_OP_VMAYUSE): Remove.
22851 (SSA_OP_VIRTUAL_USES): Adjust.
22852 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
22853 (unlink_stmt_vdef): Declare.
22854 (add_to_addressable_set): Remove.
22855 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
22856 (vrp_visit_stmt): Likewise.
22857 * doc/tree-ssa.texi (Alias analysis): Update.
22858 * doc/invoke.texi (max-aliased-vops): Remove docs.
22859 (avg-aliased-vops): Likewise.
22860 * tree-into-ssa.c (syms_to_rename): Remove.
22861 (need_to_update_vops_p): Likewise.
22862 (need_to_initialize_update_ssa_p): Rename to ...
22863 (update_ssa_initialized_fn): ... this. Track function we are
22865 (symbol_marked_for_renaming): Simplify.
22866 (add_new_name_mapping): Do not set need_to_update_vops_p.
22867 (dump_currdefs): Use SYMS_TO_RENAME.
22868 (rewrite_update_stmt): Always walk all uses/defs.
22869 (dump_update_ssa): Adjust.
22870 (init_update_ssa): Take function argument. Track what we are
22872 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
22873 (create_new_def_for): Initialize for cfun, assert we are initialized
22875 (mark_sym_for_renaming): Simplify.
22876 (mark_set_for_renaming): Do not initialize update-ssa.
22877 (need_ssa_update_p): Simplify. Take function argument.
22878 (name_mappings_registered_p): Assert we ask for the correct function.
22879 (name_registered_for_update_p): Likewise.
22880 (ssa_names_to_replace): Likewise.
22881 (release_ssa_name_after_update_ssa): Likewise.
22882 (update_ssa): Likewise. Use SYMS_TO_RENAME.
22883 (dump_decl_set): Do not print a newline.
22884 (debug_decl_set): Do it here.
22885 (dump_update_ssa): And here.
22886 * tree-ssa-loop-im.c (move_computations): Adjust.
22887 (movement_possibility): Likewise.
22888 (determine_max_movement): Likewise.
22889 (gather_mem_refs_stmt): Likewise.
22890 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
22891 or NAME_MEMORY_TAG.
22892 * tree-complex.c (update_all_vops): Remove.
22893 (expand_complex_move): Adjust.
22894 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
22895 Simplify test for memory referencing statement. Exclude
22896 non-invariant ADDR_EXPRs.
22897 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
22898 * tree-loop-distribution.c (generate_memset_zero): Adjust.
22899 (rdg_flag_uses): Likewise.
22900 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
22902 (tree_optimize_tail_calls_1): Also split the
22903 edge from the entry block if we have degenerate PHI nodes in
22904 the first basic block.
22905 * tree.c (init_ttree): Remove memory-tag related code.
22906 (tree_code_size): Likewise.
22907 (tree_node_structure): Likewise.
22908 (build7_stat): Re-write to be build6_stat.
22909 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
22910 (SSA_VAR_P): Adjust.
22911 (struct tree_memory_tag): Remove.
22912 (struct tree_memory_partition_tag): Likewise.
22913 (union tree_node): Adjust.
22914 (build7): Re-write to be build6.
22915 * tree-pass.h (pass_reset_cc_flags): Remove.
22916 (TODO_update_address_taken): New flag.
22917 (pass_simple_dse): Remove.
22918 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
22919 * params.h (MAX_ALIASED_VOPS): Remove.
22920 (AVG_ALIASED_VOPS): Likewise.
22921 * omp-low.c (expand_omp_taskreg): Update SSA form.
22922 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
22923 aliases the lhs in a copy stmt.
22924 * tree-ssa-dse.c (struct address_walk_data): Remove.
22925 (memory_ssa_name_same): Likewise.
22926 (memory_address_same): Likewise.
22927 (get_kill_of_stmt_lhs): Likewise.
22928 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
22929 unused stores. Look through PHI nodes into post-dominated regions.
22930 (dse_optimize_stmt): Simplify. Properly remove stores.
22931 (tree_ssa_dse): Compute dominators.
22932 (execute_simple_dse): Remove.
22933 (pass_simple_dse): Likewise.
22934 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
22935 gimple_loaded_syms and gimple_stored_syms computation.
22936 * toplev.c (dump_memory_report): Dump alias and pta stats.
22937 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
22938 (vn_reference_eq): Likewise.
22939 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
22940 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
22941 valueize_vuses): Remove.
22942 (get_def_ref_stmt_vuses): Simplify. Rename to ...
22943 (get_def_ref_stmt_vuse): ... this.
22944 (vn_reference_lookup_2): New function.
22945 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
22946 walking equivalent vuses. Simplify.
22947 (vn_reference_lookup): Likewise.
22948 (vn_reference_insert): Likewise.
22949 (vn_reference_insert_pieces): Likewise.
22950 (visit_reference_op_call): Simplify.
22951 (visit_reference_op_load): Likewise.
22952 (visit_reference_op_store): Likewise.
22953 (init_scc_vn): Remove shared_lookup_vuses initialization.
22954 (free_scc_vn): Remove shared_lookup_vuses freeing.
22955 (sort_vuses, sort_vuses_heap): Remove.
22956 (get_ref_from_reference_ops): Export.
22957 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
22958 vector with single vuse pointer.
22959 (vn_reference_lookup_pieces, vn_reference_lookup,
22960 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
22961 (shared_vuses_from_stmt): Remove.
22962 (get_ref_from_reference_ops): Declare.
22963 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
22964 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
22965 memory-tag related code.
22966 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
22967 (likely_value): Add comment, skip static-chain of call statements.
22968 (surely_varying_stmt_p): Adjust.
22969 (gimplify_and_update_call_from_tree): Likewise.
22970 (execute_fold_all_builtins): Do not rebuild alias info.
22971 (gimplify_and_update_call_from_tree): Properly update VOPs.
22972 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
22973 (copy_ref_info): Remove memory-tag related code.
22974 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
22975 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
22976 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
22978 * tree-ssa-dom.c (gimple_p): Remove typedef.
22979 (eliminate_redundant_computations): Adjust.
22980 (record_equivalences_from_stmt): Likewise.
22981 (avail_expr_hash): Likewise.
22982 (avail_expr_eq): Likewise.
22983 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
22984 (stmt_makes_single_load): Likewise.
22985 (stmt_makes_single_store): Likewise.
22986 * tree-ssa-alias.c: Rewrite completely.
22987 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
22988 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
22989 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
22990 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
22991 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
22992 Remove public functions.
22993 (pass_reset_cc_flags): Remove.
22994 (pass_build_alias): Move ...
22995 * tree-ssa-structalias.c (pass_build_alias): ... here.
22996 * tree-ssa-alias.c (may_be_aliased): Move ...
22997 * tree-flow-inline.h (may_be_aliased): ... here.
22998 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
22999 count_uses_and_derefs): Move ...
23000 * gimple.c: ... here.
23001 * gimple.h (count_uses_and_derefs): Declare.
23002 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
23003 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
23004 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
23005 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
23006 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
23007 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
23008 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
23010 * tree-dfa.c (refs_may_alias_p): Move ...
23011 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
23012 * tree-ssa-alias.h: New file.
23013 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
23014 (statement_sink_location): Likewise.
23015 * opts.c (decode_options): Do not adjust max-aliased-vops or
23016 avg-aliased-vops values.
23017 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
23018 (TV_CALL_CLOBBER): Likewise.
23019 (TV_FLOW_SENSITIVE): Likewise.
23020 (TV_FLOW_INSENSITIVE): Likewise.
23021 (TV_MEMORY_PARTITIONING): Likewise.
23022 (TV_ALIAS_STMT_WALK): New timevar.
23023 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
23024 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
23025 (get_address_description): Remove memory-tag related code.
23026 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
23027 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
23028 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
23029 and immediate uses in statements. Document.
23030 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
23031 (dump_symbols): Remove.
23032 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
23033 * alias.c (get_deref_alias_set): New function split out from ...
23034 (get_alias_set): ... here.
23035 * alias.h (get_deref_alias_set): Declare.
23036 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
23037 type parameter. Remove restrict pointer handling. Create a
23038 ref-all pointer in case type-based alias sets do not conflict.
23039 (vect_analyze_data_refs): Remove SMT related code.
23040 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
23041 (vectorizable_load): Likewise.
23042 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
23043 (DR_SYMBOL_TAG, DR_VOPS): Remove.
23044 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
23045 Ignore vops and SMTs.
23046 (dr_analyze_alias): Likewise..
23047 (free_data_ref): Likewise.
23048 (create_data_ref): Likewise.
23049 (analyze_all_data_dependences): Likewise.
23050 (get_references_in_stmt): Adjust.
23051 * tree-flow-inline.h (gimple_aliases_computed_p,
23052 gimple_addressable_vars, gimple_call_clobbered_vars,
23053 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
23054 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
23055 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
23056 gimple_mem_ref_stats): Remove.
23057 (gimple_vop): New function.
23058 (op_iter_next_use): Remove vuses and mayuses cases.
23059 (op_iter_next_def): Remove vdefs case.
23060 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
23061 (clear_and_done_ssa_iter): Do not set removed fields.
23062 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
23063 Assert we are not iterating over vuses or vdefs if not also
23064 iterating over uses or defs.
23065 (op_iter_init_use): Likewise.
23066 (op_iter_init_def): Likewise.
23067 (op_iter_next_vdef): Remove.
23068 (op_iter_next_mustdef): Likewise.
23069 (op_iter_init_vdef): Likewise.
23070 (compare_ssa_operands_equal): Likewise.
23071 (link_use_stmts_after): Handle vuse operand.
23072 (is_call_used): Use is_call_clobbered.
23073 (is_call_clobbered): Global variables are always call clobbered,
23074 query the call-clobbers bitmap.
23075 (mark_call_clobbered): Ignore global variables.
23076 (clear_call_clobbered): Likewise.
23077 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
23078 virtual operands sanity check.
23079 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
23081 (TARGET_MEM_REF): Remove TMR_TAG operand.
23082 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
23083 Remove call-clobber related code.
23084 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
23085 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
23086 partitions or escape reason.
23087 (get_single_def_stmt, get_single_def_stmt_from_phi,
23088 get_single_def_stmt_with_phi): Remove.
23089 (dump_referenced_vars): Tidy.
23090 (get_ref_base_and_extent): Allow bare decls.
23091 (collect_dfa_stats): Adjust.
23092 * graphite.c (rename_variables_in_stmt): Adjust.
23093 (graphite_copy_stmts_from_block): Likewise.
23094 (translate_clast): Likewise.
23095 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
23097 (translate_vuse_through_block): Use the oracle.
23098 (phi_translate_1): Adjust.
23099 (value_dies_in_block_x): Use the oracle. Cache the outcome
23101 (valid_in_sets): Check if the VUSE for
23102 a REFERENCE is available.
23103 (eliminate): Do not remove stmts during elimination,
23104 instead queue and remove them afterwards.
23105 (do_pre): Do not rebuild alias info.
23106 (pass_pre): Run TODO_rebuild_alias before PRE.
23107 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
23108 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
23109 (mark_all_v_defs_stmt): Remove.
23110 (mark_all_v_defs_seq): Adjust.
23111 (sra_replace): Likewise.
23112 (scalarize_use): Likewise.
23113 (scalarize_copy): Likewise.
23114 (scalarize_init): Likewise.
23115 (scalarize_ldst): Likewise.
23116 (todoflags): Remove.
23117 (tree_sra): Do not rebuild alias info.
23118 (tree_sra_early): Adjust.
23119 (pass_sra): Run TODO_update_address_taken before SRA.
23120 * tree-predcom.c (set_alias_info): Remove.
23121 (prepare_initializers_chain): Do not call it.
23122 (mark_virtual_ops_for_renaming): Adjust.
23123 (mark_virtual_ops_for_renaming_list): Remove.
23124 (initialize_root_vars): Adjust.
23125 (initialize_root_vars_lm): Likewise.
23126 (prepare_initializers_chain): Likewise.
23127 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
23128 (may_propagate_copy_into_stmt): Likewise.
23129 (merge_alias_info): Do nothing for now.
23130 (propagate_tree_value_into_stmt): Adjust.
23131 (stmt_may_generate_copy): Likewise.
23132 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
23133 not mark symbols for renaming.
23134 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
23135 with the same statement, make sure to update the new pointed-to one.
23136 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
23137 call statements, do not mark symbols for renaming.
23138 (mark_operand_necessary): Dump something.
23139 (ref_may_be_aliased): New function.
23140 (mark_aliased_reaching_defs_necessary_1): New helper function.
23141 (mark_aliased_reaching_defs_necessary): Likewise.
23142 (mark_all_reaching_defs_necessary_1): Likewise.
23143 (mark_all_reaching_defs_necessary): Likewise.
23144 (propagate_necessity): Do not process virtual PHIs. For
23145 non-aliased loads mark all reaching definitions as necessary.
23146 For aliased loads and stores mark the immediate dominating
23147 aliased clobbers as necessary.
23148 (visited): New global static.
23149 (perform_tree_ssa_dce): Free visited bitmap after propagating
23151 (remove_dead_phis): Perform simple dead virtual PHI removal.
23152 (remove_dead_stmt): Properly unlink virtual operands when
23154 (eliminate_unnecessary_stmts): Schedule PHI removal after
23156 * tree-ssa-ter.c (is_replaceable_p): Adjust.
23157 (process_replaceable): Likewise.
23158 (find_replaceable_in_bb): Likewise.
23159 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
23160 based on the single gimple vop.
23161 (verify_flow_insensitive_alias_info): Remove.
23162 (verify_flow_sensitive_alias_info): Likewise.
23163 (verify_call_clobbering): Likewise.
23164 (verify_memory_partitions): Likewise.
23165 (verify_alias_info): Likewise.
23166 (verify_ssa): Adjust..
23167 (execute_update_addresses_taken): Export. Update SSA
23168 manually. Optimize only when optimizing. Use a local bitmap.
23169 (pass_update_address_taken): Remove TODO_update_ssa, add
23171 (pass_update_address_taken): Just use TODO_update_address_taken.
23172 (init_tree_ssa): Do not initialize addressable_vars.
23173 (verify_ssa): Verify new VUSE / VDEF properties.
23174 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
23175 Do not call verify_alias_info.
23176 (delete_tree_ssa): Clear the VUSE, VDEF operands.
23177 Do not free the loaded and stored syms bitmaps. Reset the escaped
23178 and callused solutions. Do not free addressable_vars.
23179 Remove memory-tag related code.
23180 (warn_uninitialized_var): Aliases are always available.
23181 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
23182 * lambda-code.c (can_put_in_inner_loop): Adjust.
23183 (can_put_after_inner_loop): Likewise.
23184 (perfect_nestify): Likewise.
23185 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
23186 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
23187 (vectorizable_conversion): Do not mark symbols for renaming.
23188 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
23189 (expand_call_inline): Unlink the calls virtual operands before
23191 (tree_function_versioning): Do not call update_ssa if we are not
23192 updating clones. Simplify.
23193 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
23194 (propagate_with_phi): Likewise..
23195 * tree-outof-ssa.c (create_temp): Remove memory tag and call
23196 clobber code. Assert we are not aliased or global.
23197 * tree-flow.h: Include tree-ssa-alias.h
23198 (enum escape_type): Remove.
23199 (struct mem_sym_stats_d): Likewise.
23200 (struct mem_ref_stats_d): Likewise.
23201 (struct gimple_df): Add vop member. Remove global_var,
23202 call_clobbered_vars, call_used_vars, addressable_vars,
23203 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
23204 escaped and callused members.
23205 (struct ptr_info_def): Remove all members, add points-to solution
23207 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
23208 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
23209 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
23210 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
23211 (tree-ssa-alias.o): Likewise.
23212 (toplev.o): Add tree-ssa-alias.h
23213 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
23214 * gimple.c (gimple_set_bb): Fix off-by-one error.
23215 (is_gimple_reg): Do not handle memory tags.
23216 (gimple_copy): Also copy virtual operands.
23217 Delay updating the statement. Do not reset loaded and stored syms.
23218 (gimple_set_stored_syms): Remove.
23219 (gimple_set_loaded_syms): Likewise.
23220 (gimple_call_copy_skip_args): Copy the virtual operands
23221 and mark the new statement modified.
23222 * tree-ssa-structalias.c (may_alias_p): Remove.
23223 (set_uids_in_ptset): Take the alias set to prune with as
23224 parameter. Fold in the alias test of may_alias_p.
23225 (compute_points_to_sets): Compute whether a ptr is dereferenced
23226 in a local sbitmap.
23227 (process_constraint): Deal with &ANYTHING on the lhs, reject all
23228 other ADDRESSOF constraints on the lhs.
23229 (get_constraint_for_component_ref): Assert that we don't get
23230 ADDRESSOF constraints from the base of the reference.
23231 Properly generate UNKNOWN_OFFSET for DEREF if needed.
23232 (struct variable_info): Remove collapsed_to member.
23233 (get_varinfo_fc): Remove.
23234 (new_var_info): Do not set collapsed_to.
23235 (dump_constraint): Do not follow cycles.
23236 (dump_constraint_graph): Likewise.
23237 (build_pred_graph): Likewise.
23238 (build_succ_graph): Likewise.
23239 (rewrite_constraints): Likewise.
23240 (do_simple_structure_copy): Remove.
23241 (do_rhs_deref_structure_copy): Remove.
23242 (do_lhs_deref_structure_copy): Remove.
23243 (collapse_rest_of_var): Remove.
23244 (do_structure_copy): Re-implement.
23245 (pta_stats): New global variable.
23246 (dump_pta_stats): New function.
23247 (struct constraint_expr): Make offset signed.
23248 (UNKNOWN_OFFSET): Define special value.
23249 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
23250 (solution_set_expand): New helper function split out from ...
23251 (do_sd_constraint): ... here.
23252 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
23253 (do_ds_constraint): Likewise.
23254 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
23255 and CALLUSED = *CALLUSED.
23256 (set_union_with_increment): Make inc argument signed.
23257 (type_safe): Remove.
23258 (get_constraint_for_ptr_offset): Handle unknown and negative
23260 (first_vi_for_offset): Handle offsets before start. Bail
23261 out early for offsets beyond the variable extent.
23262 (first_or_preceding_vi_for_offset): New function.
23263 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
23264 Together with ESCAPED = *ESCAPED this properly computes reachability.
23265 (find_what_var_points_to): New function.
23266 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
23267 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
23268 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
23269 pt_solutions_intersect): New functions.
23270 (compute_call_used_vars): Remove.
23271 (compute_may_aliases): New main entry into PTA computation.
23272 * gimple.h (gimple_p): New typedef.
23273 (struct gimple_statement_base): Remove references_memory_p.
23274 (struct gimple_statement_with_memory_ops_base): Remove
23275 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
23277 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
23278 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
23279 gimple_set_references_memory): Remove.
23280 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
23281 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
23283 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
23284 (verify_expr): Allow RESULT_DECL.
23285 (gimple_duplicate_bb): Do not copy virtual operands.
23286 (gimple_duplicate_sese_region): Adjust.
23287 (gimple_duplicate_sese_tail): Likewise.
23288 (mark_virtual_ops_in_region): Remove.
23289 (move_sese_region_to_fn): Do not call it.
23290 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
23291 and pass_simple_dse.
23292 (execute_function_todo): Handle TODO_update_address_taken,
23293 call execute_update_addresses_taken for TODO_rebuild_alias.
23294 (execute_todo): Adjust.
23295 (execute_one_pass): Init dump files early.
23296 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
23298 (create_general_new_stmt): Clear vops.
23299 * tree-ssa-reassoc.c (get_rank): Adjust.
23300 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
23301 symbols for renaming.
23302 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
23303 (PARAM_AVG_ALIASED_VOPS): Likewise.
23304 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
23305 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
23306 * tree-ssa-operands.c: Simplify for new virtual operand representation.
23307 (operand_build_cmp, copy_virtual_operands,
23308 create_ssa_artificial_load_stmt, add_to_addressable_set,
23309 gimple_add_to_addresses_taken): Remove public functions.
23310 (unlink_stmt_vdef): New function.
23312 2009-04-03 Alan Modra <amodra@bigpond.net.au>
23314 * config.gcc (powerpc-*-linux*): Merge variants.
23316 2009-04-02 Chao-ying Fu <fu@mips.com>
23317 James Grosbach <james.grosbach@microchip.com>
23319 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
23320 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
23322 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
23323 keep_interrupts_masked_p, use_debug_exception_return_p.
23324 (mips_attribute_table): Add interrupt, use_shadow_register_set,
23325 keep_interrupts_masked, use_debug_exception_return.
23326 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
23327 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
23329 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
23330 (mips_print_operand): Process COP0 registers to print $0 .. $31
23331 correctly for GAS to process.
23332 (mips_interrupt_extra_call_saved_reg_p): New function.
23333 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
23335 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
23336 (mips_compute_frame_info): Add supports for interrupt context that
23337 includes doubleword accumulators and COP0 registers.
23338 (mips_for_each_saved_acc): New function.
23339 (mips_for_each_saved_gpr_and_fpr): Change the function name from
23340 mips_for_each_saved_reg.
23341 (mips_save_reg): Save accumulators.
23342 (mips_kernel_reg_p): A new for_each_rtx callback.
23343 (mips_expand_prologue): Support interrupt handlers.
23344 (mips_restore_reg): Restore accumulators.
23345 (mips_expand_epilogue): Support interrupt handlers.
23346 (mips_can_use_return_insn): Return false for interrupt handlers.
23347 (mips_epilogue_uses): New function.
23348 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
23349 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
23350 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
23351 cop0_move): New instructions.
23352 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
23353 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
23355 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
23357 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
23358 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
23359 interrupt handlers, we use K0 as the temporary register.
23360 (EPILOGUE_USES): Change to a function call.
23361 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
23362 handlers, we use K0 as the temporary register.
23364 * doc/extend.texi (Function Attributes): Document interrupt,
23365 use_shadow_register_set, keep_interrupts_masked,
23366 use_debug_exception_return for MIPS attributes.
23368 2009-04-03 Alan Modra <amodra@bigpond.net.au>
23370 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
23371 Remove a number of t-files from tmake_file.
23372 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
23373 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
23374 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
23375 target_prototype, not TARGET_PROTOTYPE.
23376 (LINK_OS_GNU_SPEC): Define.
23377 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
23378 and darwin-ldoubdle.c.
23380 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
23383 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
23384 (cpp_options): Ditto.
23385 (default_compilers): Ditto.
23386 (display_help): Ditto.
23387 (process_command): Ditto.
23388 (do_spec_1): Ditto.
23389 (set_input): Use lbasename instead of duplicate code.
23390 (save_temps_prefix): New static for -save-temps=obj.
23391 (save_temps_length): Ditto.
23393 * doc/invoke.texi (-save-temps=obj): Document new variant to
23394 -save-temps switch.
23396 2009-04-02 Jeff Law <law@redhat.com>
23398 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
23401 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
23403 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
23404 * configure: Regenerated.
23406 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23408 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
23409 share the argument list.
23411 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23415 2009-02-12 Diego Novillo <dnovillo@google.com>
23417 * varpool.c (debug_varpool): New.
23418 * cgraph.h (debug_varpool): Declare.
23420 2009-04-02 Jan Hubicka <jh@suse.cz>
23422 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
23425 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
23427 * config/i386/i386.c (ix86_abi): Move initialization to ...
23428 (override_options): Here.
23430 2009-04-02 Christian Bruel <christian.bruel@st.com>
23432 * config/sh/sh.c (sh_dwarf_register_span): New function.
23433 (TARGET_DWARF_REGISTER_SPAN): Define.
23434 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
23436 2009-04-02 Ira Rosen <irar@il.ibm.com>
23438 PR tree-optimization/39595
23439 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
23440 interleaved loads group is not greater than the SLP group size.
23442 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23444 * builtins.c (is_builtin_name): New.
23445 (called_as_built_in): Use is_builtin_name.
23446 * tree.h (is_builtin_name): New.
23447 * varasm.c (incorporeal_function_p): Use is_builtin_name
23449 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
23451 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
23453 2009-04-02 Dodji Seketeli <dodji@redhat.com>
23456 * c-decl.c (clone_underlying_type): Move this ...
23457 * c-common.c (set_underlying_type): ... here.
23458 Also, make sure the function properly sets TYPE_STUB_DECL() on
23459 the newly created typedef variant type.
23460 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
23461 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
23464 2009-04-02 Richard Guenther <rguenther@suse.de>
23466 PR tree-optimization/37221
23467 * tree-flow.h (degenerate_phi_result): Declare.
23468 * tree-ssa-dom.c (degenerate_phi_result): Export.
23469 * tree-scalar-evolution.c (analyze_initial_condition): If
23470 the initial condition is defined by a degenerate PHI node
23471 use the degenerate value.
23473 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
23475 PR rtl-optimization/39588
23476 * combine.c (merge_outer_ops): Do not set the constant when this
23478 (simplify_shift_const_1): Do not modify it either in this case.
23480 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
23482 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
23483 tuning is deprecated if -mtune value is set to an Itanium1 variant.
23485 2009-04-01 Janis Johnson <janis187@us.ibm.com>
23488 * c-lex.c (interpret_float): Default (no suffix) is double.
23490 2009-04-1 Xinliang David Li <davidxl@google.com>
23492 * config/i386/i386.c (legitimate_constant_p): Recognize
23493 all one vector constant.
23495 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23497 * config/vax/vax.c: Add #includes to silence warnings.
23498 Change #include order to silence two warnings.
23500 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23502 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
23503 (ASM_SPEC): Pass -k to the assembler for PIC code.
23505 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23507 * config.gcc: Add vax-*-linux* to the switch.
23508 * config/vax/linux.h: New file. (TARGET_VERSION,
23509 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
23511 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23513 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
23514 Use predicate macros instead of GET_CODE() == foo.
23515 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
23516 ashlsi3, rotrsi3, <unnamed>): Likewise.
23518 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23520 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
23521 jbbccihi, jbbccisi): Remova trailing whitespace.
23522 * config/vax/constraints.md: Likewise.
23523 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
23524 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
23525 * config/vax/predicates.md: Likewise.
23526 * config/vax/vax.c (print_operand_address, vax_output_int_move,
23527 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
23528 * config/vax/vax.h: Likewise.
23529 * config/vax/vax.md (nonlocal_goto): Likewise.
23531 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23533 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
23534 (indirectable_address_p, adjacent_operands_p): Add spaces around
23536 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
23538 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23540 * config/vax/vax.c (legitimate_constant_address_p,
23541 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
23542 index_term_p, reg_plus_index_p, legitimate_address_p,
23543 vax_mode_dependent_address_p): Update comments to match functions
23544 modified by the recent int->bool conversion.
23546 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23548 * config/vax/builtins.md: Update copyright message.
23549 * config/vax/constraints.md: Likewise.
23550 * config/vax/netbsd-elf.h: Likewise.
23551 * config/vax/predicates.md: Likewise.
23552 * config/vax/vax-protos.h: Likewise.
23553 * config/vax/vax.c: Likewise.
23554 * config/vax/vax.h: Likewise.
23555 * config/vax/vax.md: Likewise.
23556 * config/vax/vax.opt: Likewise.
23558 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23560 * config/vax/builtins.md (ffssi2, ffssi2_internal,
23561 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
23562 * config/vax/constraints.md (B, R): Likewise.
23563 * config/vax/predicates.md (external_memory_operand,
23564 nonimmediate_addsub_di_operand): Likewise.
23565 * config/vax/vax.c (vax_output_int_add): Likewise.
23566 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
23567 untyped_call): Likewise.
23569 2009-04-01 Matt Thomas <matt@3am-software.com>
23571 * config/vax/predicates.md: New file.
23572 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
23573 external_const_operand, nonsymbolic_operand, external_memory_operand,
23574 indirect_memory_operand, indexed_memory_operand,
23575 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
23576 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
23578 * config/vax/constraints.md: New file.
23579 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
23581 * config/vax/builtins.md: New file.
23582 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
23583 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
23585 * config/vax/vax.opt (mqmath): Add option.
23586 * config/vax/vax.md (isfx): Extend with DI.
23587 (VAXintQH, VAXintQHSD): Define.
23588 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
23589 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
23590 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
23591 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
23592 (movdi): Update constraints and use vax_output_int_move().
23593 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
23594 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
23595 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
23596 nonlocal_goto): New.
23597 (mov<mode>): Extend accepted operand types.
23598 (subdi3_old): Rename from subdi3, change update constraints and use
23599 a new implementation.
23600 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
23601 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
23602 MOVE_RATIO, CLEAR_RATIO): Define.
23603 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
23604 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
23605 (PRINT_OPERAND): Redefine using a function instead of inlined code.
23606 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
23607 (split_quadword_operands): Make static and really allow variable
23609 (print_operand_address): Update for PIC generation.
23610 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
23611 indexable_address_p, fixup_mathdi_operand,
23612 vax_expand_addsub_di_operands, adjacent_operands_p): New.
23613 (vax_float_literal, legitimate_constant_p,
23614 indirectable_constant_address_p, index_term_p,
23615 reg_plus_index_p): Return bool instead of int.
23616 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
23618 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
23620 (vax_output_conditional_branch): Indent.
23621 (legitimate_constant_address_p, indirectable_constant_address_p,
23622 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
23623 vax_mode_dependent_address_p): Return bool instead of int, update for
23625 * config/vax/vax-protos.h (legitimate_constant_address_p,
23626 legitimate_constant_p, legitimate_address_p,
23627 vax_mode_dependent_address_p): Change declaration to bool.
23628 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
23629 vax_expand_addsub_di_operands, vax_output_int_subtract,
23630 vax_output_movmemsi): Declare.
23631 (split_quadword_operands, vax_float_literal): Delete declaration.
23632 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
23633 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
23634 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
23635 ASM_OUTPUT_DWARF_PCREL): Define.
23636 (ASM_SPEC): Change definition to allow PIC generation.
23638 2009-04-01 Steve Ellcey <sje@cup.hp.com>
23640 * doc/sourcebuild.texi: Update front-end requirements.
23642 2009-04-01 Jakub Jelinek <jakub@redhat.com>
23645 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
23646 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
23647 (booldi3_internal3): Use boolean_or_operator instead of
23650 2009-04-01 Joseph Myers <joseph@codesourcery.com>
23653 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
23654 declarator whose size is not an integer constant expression but
23655 folds to an integer constant, then treat it as a constant
23658 2009-04-01 Richard Guenther <rguenther@suse.de>
23660 * fold-const.c (fold_plusminus_mult_expr): Do not fold
23661 i * 4 + 2 to (i * 2 + 1) * 2.
23663 2009-04-01 Jakub Jelinek <jakub@redhat.com>
23666 * c-parser.c (c_parser_asm_statement): Skip until close paren and
23667 return if c_parser_asm_string_literal returned NULL.
23669 2009-04-01 Nick Clifton <nickc@redhat.com>
23671 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
23673 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
23674 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
23675 other typedefs to avoid conflicts with libgcc2.c. Define labels
23676 to gain 16-bit bit-manipulation functions from libgcc2.c and then
23678 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
23679 to gain 16-bit trapping arithmetic functions from libgcc2.c and
23682 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
23684 * varasm.c (default_function_rodata_section): Declare DOT as
23687 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
23688 Andrey Galkin <agalkin@hypercom.com>
23691 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
23692 Make object_name unique for each process.
23694 2009-04-01 Jakub Jelinek <jakub@redhat.com>
23697 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
23698 addressable variables in the parallel that could go out of scope while
23699 running queued tasks.
23701 2009-04-01 Anatoly Sokolov <aesok@post.ru>
23703 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
23704 (CASE_VALUES_THRESHOLD): Redefine.
23705 * config/avr/avr.c (avr_override_options): Remove initialization of
23706 avr_case_values_threshold variable.
23707 (avr_case_values_threshold): Remove variable. Add new function.
23708 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
23709 * config/avr/avr.opt (mno-tablejump): Remove option.
23710 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
23712 2009-04-01 DJ Delorie <dj@redhat.com>
23714 * varasm.c (default_function_rodata_section): Don't assume
23715 anything about where the first '.' in the section name is.
23717 2009-04-01 Alan Modra <amodra@bigpond.net.au>
23719 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
23720 rs6000_emit_stack_tie.
23722 2009-03-31 Ian Lance Taylor <iant@google.com>
23724 * tree-eh.c (tree_remove_unreachable_handlers): Compare
23725 gimple_code with GIMPLE_RESX, not RESX.
23727 2009-03-31 Joseph Myers <joseph@codesourcery.com>
23729 * c-common.c (c_get_ident): New.
23730 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
23732 2009-04-01 Ben Elliston <bje@au.ibm.com>
23734 * config/rs6000/sysv4.opt (msdata): Improve option description.
23736 2009-03-31 Steve Ellcey <sje@cup.hp.com>
23738 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
23739 (divdf3_internal_lat): Remove.
23740 (divxf3_internal_lat): Remove.
23741 (divxf3_internal_thr): Remove.
23742 (divxf): Use divxf3_internal.
23743 * config/ia64/div.md (divsf3_internal_lat): New.
23744 (divdf3_internal_lat): New.
23745 (divxf3_internal): New.
23747 2009-03-31 Joseph Myers <joseph@codesourcery.com>
23750 * Makefile.in (USE_GCC_STDINT): Define.
23751 (stmp-int-hdrs): Install stdint.h if applicable.
23752 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
23754 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
23755 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
23756 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
23757 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
23758 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
23759 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
23760 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
23761 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
23762 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
23763 (c_common_nodes_and_builtins): Initialize
23764 underlying_wchar_type_node. Do not initialize
23765 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
23766 nodes for new types.
23767 (c_stddef_cpp_builtins): Define macros for new types.
23768 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
23770 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
23771 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
23772 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
23773 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
23774 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
23775 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
23776 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
23777 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
23778 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
23779 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
23780 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
23781 int16_type_node, int32_type_node, int64_type_node,
23782 uint8_type_node, uint16_type_node, c_uint32_type_node,
23783 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
23784 int_least32_type_node, int_least64_type_node,
23785 uint_least8_type_node, uint_least16_type_node,
23786 uint_least32_type_node, uint_least64_type_node,
23787 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
23788 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
23789 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
23790 uintptr_type_node): Define.
23791 * c-cppbuiltin.c (builtin_define_constants,
23792 builtin_define_type_minmax): New.
23793 (builtin_define_stdint_macros): Define more macros.
23794 (c_cpp_builtins): Define more limit macros.
23795 (type_suffix): New.
23796 (builtin_define_type_max): Define in terms of
23797 builtin_define_type_minmax. Remove is_long parameter. All
23799 * config.gcc (use_gcc_stdint): Define.
23800 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
23801 Add newlib-stdint.h for generic targets.
23802 * config/glibc-stdint.h, config/newlib-stdint.h,
23803 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
23804 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
23805 * config/score/score.h (UINTPTR_TYPE): Define.
23806 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
23807 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
23808 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
23809 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
23810 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
23811 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
23812 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
23813 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
23814 * config/spu/spu.h (STDINT_LONG32): Define.
23815 * configure.ac (use_gcc_stdint): Substitute.
23816 * configure: Regenerate.
23817 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
23818 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
23819 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
23820 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
23821 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
23822 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
23823 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
23824 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
23825 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
23826 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
23827 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
23828 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
23829 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
23830 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
23831 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
23832 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
23833 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
23834 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
23835 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
23836 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
23837 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
23838 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
23839 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
23840 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
23841 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
23842 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
23843 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
23844 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
23845 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
23847 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
23849 * loop-iv.c (suitable_set_for_replacement): Renamed from
23850 simplify_using_assignment; changed to return bool and to accept new
23851 args DEST and SRC. Return true iff we find a source/destination pair
23852 that can be used to make a replacement, and fill SRC and DEST if so.
23853 Remove arg ALTERED. Don't deal with altered regs here. All callers
23855 (simplify_using_initial_values): Deal with altered regs here and track
23856 more precisely the effect they have on the validity of our expression.
23858 * loop-iv.c (simplify_using_condition): A condition of the form
23859 (EQ REG CONST) can be used to simply make a substitution.
23860 (simplify_using_initial_values): Keep track of conditions we have seen
23861 and keep using them to simplify new expressions, while applying the
23862 same substitutions to them as to the expression.
23864 * simplify-rtx.c (simplify_relational_operation_1): Simplify
23865 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
23868 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
23869 changed. Use this when trying to improve the upper bound.
23870 Generate the comparison by using simplify_gen_relational.
23872 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
23874 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
23876 (simplify_using_assignment, simplify_using_initial_values): Call
23877 replace_in_expr to make replacements. Call replace_single_def_regs
23878 once on the initial version of the expression.
23880 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
23883 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
23885 2009-03-31 Richard Guenther <rguenther@suse.de>
23887 PR middle-end/31029
23888 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
23889 equality comparisons. Fold C - X CMP X if C % 2 == 1.
23891 2009-03-31 Richard Guenther <rguenther@suse.de>
23893 * tree.h (div_if_zero_remainder): Declare.
23894 * fold-const.c (div_if_zero_remainder): Export.
23895 * tree-ssa-forwprop.c
23896 (forward_propagate_addr_into_variable_array_index): Handle
23897 constant array index addition outside of the variable index.
23899 2009-03-31 Joseph Myers <joseph@codesourcery.com>
23902 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
23903 define_splits, floatunssi<mode>2): Require x87 conversions from
23904 DImode to be permitted.
23906 2009-03-31 Joseph Myers <joseph@codesourcery.com>
23908 PR preprocessor/15638
23909 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
23911 2009-03-31 Richard Guenther <rguenther@suse.de>
23913 PR middle-end/23401
23914 PR middle-end/27810
23915 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
23916 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
23917 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
23918 a separate statement.
23919 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
23920 (lookup_tmp_var): Likewise.
23921 (is_gimple_formal_tmp_or_call_rhs): Remove.
23922 (is_gimple_reg_or_call_rhs): Rename to ...
23923 (is_gimple_reg_rhs_or_call): ... this.
23924 (is_gimple_mem_or_call_rhs): Rename to ...
23925 (is_gimple_mem_rhs_or_call): ... this.
23926 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
23927 DECL_GIMPLE_REG_P only if is_formal is true.
23928 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
23929 for non-proper post-modify expression gimplification.
23930 (gimplify_self_mod_expr): For post-modify expressions gimplify
23931 the lvalue to a minimal lvalue.
23932 (rhs_predicate_for): Remove formal temp case.
23933 (gimplify_modify_expr_rhs): Likewise.
23934 (gimplify_addr_expr): Use is_gimple_reg.
23935 (gimplify_expr): Remove formal temp cases.
23936 (gimple_regimplify_operands): Likewise.
23937 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
23938 and FILTER_EXPR like constants.
23939 * gimple.c (walk_gimple_op): Fix val_only initialization, use
23941 (is_gimple_formal_tmp_rhs): Remove.
23942 (is_gimple_reg_rhs): Remove special casing.
23943 (is_gimple_mem_rhs): Fix.
23944 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
23945 (is_gimple_formal_tmp_var): Remove.
23946 (is_gimple_formal_tmp_reg): Likewise.
23947 (is_gimple_min_lval): Allow invariant component ref parts.
23948 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
23949 is_gimple_formal_tmp_reg): Remove declarations.
23950 * tree-cfg.c (verify_expr): Verify that variables with address
23951 taken do not have DECL_GIMPLE_REG_P set.
23952 * tree-mudflap.c (mf_build_check_statement_for): Use
23953 force_gimple_operand instead of gimplify_expr.
23955 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
23957 * modulo-sched.c (sms_schedule_by_order): Pass the actual
23958 schedulable rows to compute_split_row.
23960 2009-03-31 Ben Elliston <bje@au.ibm.com>
23963 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
23966 2009-03-31 Alan Modra <amodra@bigpond.net.au>
23968 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
23969 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
23970 * configure: Regenerate.
23971 * config.in: Regenerate.
23972 * config/rs6000/rs6000.opt (mtls-markers): Add.
23973 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
23974 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
23975 (tls_ld_aix, tls_ld_sysv): Likewise.
23976 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
23977 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
23979 2009-03-31 Alan Modra <amodra@bigpond.net.au>
23981 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
23983 2009-03-30 Jan Hubicka <jh@suse.cz>
23985 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
23987 (tree_remove_unreachable_handlers): Cleanup EH predecestor
23988 detection and label handling.
23990 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
23992 * ira-int.h (ira_allocno): Rename left_conflicts_num to
23993 left_conflicts_size.
23994 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
23995 ALLOCNO_LEFT_CONFLICTS_SIZE.
23997 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
23998 remove_allocno_from_bucket_and_push,
23999 allocno_spill_priority_compare, push_allocnos_to_stack,
24000 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24001 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
24002 (setup_allocno_left_conflicts_num): Ditto. Rename to
24003 setup_allocno_left_conflicts_size.
24004 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24005 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
24006 setup_allocno_left_conflicts_size instead of
24007 setup_allocno_left_conflicts_num.
24009 * ira-build.c (ira_create_allocno): Use
24010 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
24011 ALLOCNO_LEFT_CONFLICTS_NUM.
24013 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24015 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
24016 instead of DF_LR_OUT.
24018 * ira-lives.c (process_bb_node_lives): Ditto.
24020 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
24021 instead of DF_LR_{OUT,IN}.
24023 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
24025 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
24027 2009-03-30 Jan Hubicka <jh@suse.cz>
24029 * except.c (label_to_region_map): Fix thinko.
24031 2009-03-30 Steve Ellcey <sje@cup.hp.com>
24033 PR middle-end/38237
24034 * tree.h (tree_find_value): New declaration.
24035 * tree.c (tree_find_value): New function.
24036 * varasm.c (assemble_external): Avoid duplicate entries on lists.
24038 2009-03-30 Jakub Jelinek <jakub@redhat.com>
24041 * c-decl.c (struct c_binding): Add locus field.
24042 (bind): Add locus argument, set locus field from it.
24043 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
24044 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
24045 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
24046 implicitly_declare, undeclared_variable, lookup_label,
24047 declare_label, c_make_fname_decl, c_builtin_function,
24048 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
24051 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
24054 * config/i386/i386.c (classify_argument): Check total size of
24057 2009-03-30 Martin Jambor <mjambor@suse.cz>
24059 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
24060 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
24061 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
24064 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
24065 seen_variable_array_ref while also traversing a union.
24067 * tree-inline.c (optimize_inline_calls): Do not call
24068 cgraph_node_remove_callees.
24069 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
24070 (pass_remove_cgraph_callee_edges): New variable.
24071 * passes.c (init_optimization_passes): Add
24072 pass_remove_cgraph_callee_edges after early inlining and before all
24073 late intraprocedural passes.
24075 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
24077 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24079 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
24080 Fix typos in names.
24082 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24084 * combine.c (simplify_comparison): Use have_insn_for.
24085 * dojump.c (do_jump): Likewise.
24087 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24089 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
24090 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
24091 sparc_compare_op0 like sparc_compare_emitted used to be handled.
24092 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
24093 instead of sparc_compare_emitted.
24094 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
24095 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
24096 instead of sparc_compare_emitted.
24098 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24100 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
24101 enter/exit cfglayout mode.
24102 (pass_partition_block): Require it.
24103 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
24104 (combine_instructions): Track basic blocks instead of labels.
24105 (update_cfg_for_uncondjump): New.
24106 (try_combine): Use it. Update jumps after rescanning.
24107 (pass_combine): Require PROP_cfglayout.
24108 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
24110 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24112 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
24113 Provide/destroy PROP_cfglayout respectively.
24114 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
24115 * tree-pass.h (PROP_cfglayout): New.
24117 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24119 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
24120 fold_convert_const_fixed_from_fixed,
24121 fold_convert_const_fixed_from_int,
24122 fold_convert_const_fixed_from_real, fold_negate_const): Do not
24123 set TREE_CONSTANT_OVERFLOW.
24124 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
24125 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
24127 2009-03-30 Ira Rosen <irar@il.ibm.com>
24129 * tree-vect-loop-manip.c: New file.
24130 * tree-vectorizer.c: Update documentation and included files.
24131 (vect_loop_location): Make extern.
24132 (rename_use_op): Move to tree-vect-loop-manip.c
24133 (rename_variables_in_bb, rename_variables_in_loop,
24134 slpeel_update_phis_for_duplicate_loop,
24135 slpeel_update_phi_nodes_for_guard1,
24136 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
24137 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
24138 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
24139 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
24140 find_loop_location): Likewise.
24141 (new_stmt_vec_info): Move to tree-vect-stmts.c.
24142 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
24143 get_vectype_for_scalar_type, vect_is_simple_use,
24144 supportable_widening_operation, supportable_narrowing_operation):
24146 (bb_in_loop_p): Move to tree-vect-loop.c.
24147 (new_loop_vec_info, destroy_loop_vec_info,
24148 reduction_code_for_scalar_code, report_vect_op,
24149 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
24150 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
24151 (vect_supportable_dr_alignment): Likewise.
24152 * tree-vectorizer.h (tree-data-ref.h): Include.
24153 (vect_loop_location): Declare.
24154 Reorganize function declarations according to the new file structure.
24155 * tree-vect-loop.c: New file.
24156 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
24157 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
24158 * tree-vect-data-refs.c: New file.
24159 * tree-vect-patterns.c (timevar.h): Don't include.
24160 * tree-vect-stmts.c: New file.
24161 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
24162 tree-vect-slp.c, tree-vect-loop.c.
24163 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
24164 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
24165 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
24166 (tree-vect-analyze.o): Remove.
24167 (tree-vect-transform.o): Likewise.
24168 (tree-vect-data-refs.o): Add rule.
24169 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
24170 tree-vect-slp.o): Likewise.
24171 (tree-vect-patterns.o): Remove redundant dependencies.
24172 (tree-vectorizer.o): Likewise.
24173 * tree-vect-slp.c: New file.
24175 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24177 * optc-gen.awk: Warn if an option flag has multiple different
24180 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
24182 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
24183 -floop-block): Document dependences on PPL, CLooG and Graphite.
24185 2009-03-30 Joseph Myers <joseph@codesourcery.com>
24187 PR rtl-optimization/323
24188 * c-common.c (c_fully_fold, convert_and_check,
24189 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
24190 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
24191 * c-common.def (EXCESS_PRECISION_EXPR): New.
24192 * c-cppbuiltin.c (builtin_define_float_constants): Define
24193 constants with enough digits for long double.
24194 * c-lex.c (interpret_float): Interpret constant with excess
24195 precision where appropriate.
24196 * c-opts.c (c_common_post_options): Set
24197 flag_excess_precision_cmdline. Give an error for
24198 -fexcess-precision=standard for C++ for processors where the
24199 option is significant.
24200 * c-parser.c (c_parser_conditional_expression): Handle excess
24201 precision in condition.
24202 * c-typeck.c (convert_arguments): Handle arguments with excess
24204 (build_unary_op): Move excess precision outside operation.
24205 (build_conditional_expr): Likewise.
24206 (build_compound_expr): Likewise.
24207 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
24208 (build_modify_expr): Handle excess precision in RHS.
24209 (convert_for_assignment): Handle excess precision in converted
24211 (digest_init, output_init_element, process_init_element): Handle
24212 excess precision in initializer.
24213 (c_finish_return): Handle excess precision in return value.
24214 (build_binary_op): Handle excess precision in operands and add
24215 excess precision as needed for operation.
24216 * common.opt (-fexcess-precision=): New option.
24217 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
24218 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
24219 For standard excess precision, output explicit conversion to and
24220 truncation from XFmode.
24221 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
24222 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
24223 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
24224 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
24225 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
24226 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
24227 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
24228 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
24229 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
24230 define_splits, sqrt<mode>2): Disable where appropriate for
24231 standard excess precision.
24232 * convert.c (convert_to_real): Do not shorten arithmetic to type
24233 for which excess precision would be used.
24234 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
24235 * doc/invoke.texi (-fexcess-precision=): Document option.
24236 (-mfpmath=): Correct index entry.
24237 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
24238 flag_excess_precision): New.
24239 * langhooks.c (lhd_post_options): Set
24240 flag_excess_precision_cmdline.
24241 * opts.c (common_handle_option): Handle -fexcess-precision=.
24242 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
24243 init_excess_precision): New.
24244 (lang_dependent_init_target): Call init_excess_precision.
24245 * tree.c (excess_precision_type): New.
24246 * tree.h (excess_precision_type): Declare.
24248 2009-03-30 Joseph Myers <joseph@codesourcery.com>
24251 * c-typeck.c (build_component_ref): Do not copy qualifiers from
24252 non-lvalue to component.
24254 2009-03-29 Joseph Myers <joseph@codesourcery.com>
24256 PR preprocessor/34695
24257 * Makefile.in (c-opts.o): Depend on c-tree.h.
24258 * c-common.c: Move down include of diagnostic.h.
24259 (done_lexing, c_cpp_error): New.
24260 * c-common.h (done_lexing): Declare.
24261 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
24263 * c-opts.c: Include c-tree.h.
24264 (c_common_init_options): Set preprocessor error callback.
24265 (c_common_handle_option): Do not set preprocessor
24266 inhibit_warnings, warnings_are_errors, warn_system_headers,
24267 pedantic_errors or inhibit_warnings flags.
24268 (c_common_post_options): Do not check cpp_errors (parse_in).
24269 (c_common_finish): Do not output dependencies if there were
24270 errors. Do not check return value of cpp_finish.
24271 * c-ppoutput.c (pp_file_change): Set input_location.
24272 * c-tree.h (c_cpp_error): Declare.
24273 * diagnostic.c (diagnostic_set_info_translated): Also initialize
24275 (diagnostic_build_prefix): Check override_column.
24276 * diagnostic.h (diagnostic_info): Add override_column field.
24277 (diagnostic_override_column): Define.
24279 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
24281 * c-common.c (c_expand_expr, c_staticp): Remove.
24282 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
24283 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
24284 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
24285 * c-gimplify.c (gimplify_compound_literal_expr,
24286 optimize_compound_literals_in_ctor): Remove.
24287 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
24288 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
24289 * c-semantics.c (emit_local_var): Remove.
24291 * langhooks-def.h (lhd_expand_expr): Remove.
24292 * langhooks.c (lhd_expand_expr): Remove.
24293 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
24295 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
24296 handling from c-semantics.c; don't call into langhook.
24297 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
24298 * gimplify.c (gimplify_compound_literal_expr,
24299 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
24300 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
24301 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
24302 as was done in c-gimplify.c.
24303 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
24304 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
24305 Move from c-common.h.
24306 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
24308 * tree.c (staticp): Do not call langhook.
24309 * langhooks.c (lhd_staticp): Delete.
24310 * langhooks-def.h (lhd_staticp): Delete prototype.
24311 (LANG_HOOKS_STATICP): Delete.
24312 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
24314 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
24315 instead of DECL_STMTs.
24317 2009-03-29 Joseph Myers <joseph@codesourcery.com>
24325 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
24327 (fold_call_expr): Return a NOP_EXPR from folding rather than the
24328 contained expression.
24329 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
24330 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
24331 conditional expressions for C.
24332 (decl_constant_value_for_optimization): Move from
24333 decl_constant_value_for_broken_optimization in c-typeck.c. Check
24334 whether optimizing and that the expression is a VAR_DECL not of
24335 array type instead of doing such checks in the caller. Do not
24336 check pedantic. Call gcc_unreachable for C++.
24337 * c-common.def (C_MAYBE_CONST_EXPR): New.
24338 * c-common.h (c_fully_fold, c_save_expr,
24339 decl_constant_value_for_optimization): New prototypes.
24340 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
24341 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
24342 EXPR_INT_CONST_OPERANDS): Define.
24343 * c-convert.c (convert): Strip nops from expression.
24344 * c-decl.c (groktypename): Take extra parameters expr and
24345 expr_const_operands. Update call to grokdeclarator.
24346 (start_decl): Update call to grokdeclarator. Add statement for
24347 expressions used in type of decl.
24348 (grokparm): Update call to grokdeclarator.
24349 (push_parm_decl): Update call to grokdeclarator.
24350 (build_compound_literal): Add parameter non_const and build a
24351 C_MAYBE_COSNT_EXPR if applicable.
24352 (grokdeclarator): Take extra parameters expr and
24353 expr_const_operands. Track expressions used in declaration
24354 specifiers and declarators. Fold array sizes and track whether
24355 they are constant expressions and whether they are integer
24356 constant expressions.
24357 (parser_xref_tag): Set expr and expr_const_operands fields in
24359 (grokfield): Update call to grokdeclarator.
24360 (start_function): Update call to grokdeclarator.
24361 (build_null_declspecs): Set expr and expr_const_operands fields in
24363 (declspecs_add_type): Handle expressions in typeof specifiers.
24364 * c-parser.c (c_parser_declspecs): Set expr and
24365 expr_const_operands fields for declaration specifiers.
24366 (c_parser_enum_specifier): Likewise.
24367 (c_parser_struct_or_union_specifier): Likewise.
24368 (c_parser_typeof_specifier): Likewise. Update call to
24369 groktypename. Fold expression as needed. Return expressions with
24370 type instead of adding statements.
24371 (c_parser_attributes): Update calls to c_parser_expr_list.
24372 (c_parser_statement_after_labels): Fold expression before passing
24373 to objc_build_throw_stmt.
24374 (c_parser_condition): Fold expression.
24375 (c_parser_asm_operands): Fold expression.
24376 (c_parser_conditional_expression): Use c_save_expr. Update call
24377 to build_conditional_expr.
24378 (c_parser_alignof_expression): Update call to groktypename.
24379 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
24380 original_code. Fold expression argument of va_arg. Create
24381 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
24382 argument to va_arg. Update calls to groktypename. Fold array
24383 index for offsetof. Verify that first argument to
24384 __builtin_choose_expr has integer type.
24385 (c_parser_postfix_expression_after_paren_type): Update calls to
24386 groktypename and build_compound_literal. Handle expressions with
24387 side effects in type name.
24388 (c_parser_postfix_expression_after_primary): Update call to
24389 c_parser_expr_list. Set original_code for calls to
24390 __builtin_constant_p.
24391 (c_parser_expr_list): Take extra parameter fold_p. Fold
24392 expressions if requested.
24393 (c_parser_objc_type_name): Update call to groktypename.
24394 (c_parser_objc_synchronized_statement): Fold expression.
24395 (c_parser_objc_receiver): Fold expression.
24396 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
24397 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
24398 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
24399 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
24400 (struct c_typespec): Add elements expr and expr_const_operands.
24401 (struct c_declspecs): Add elements expr and expr_const_operands.
24402 (groktypename, build_conditional_expr, build_compound_literal):
24404 (in_late_binary_op): Declare.
24405 * c-typeck.c (note_integer_operands): New function.
24406 (in_late_binary_op): New variable.
24407 (decl_constant_value_for_broken_optimization): Move to c-common.c
24408 and rename to decl_constant_value_for_optimization.
24409 (default_function_array_conversion): Do not strip nops.
24410 (default_conversion): Do not call
24411 decl_constant_value_for_broken_optimization.
24412 (build_array_ref): Do not fold result.
24413 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
24414 result when operand is a VLA.
24415 (c_expr_sizeof_type): Update call to groktypename. Handle
24416 expressions included in type name. Use C_MAYBE_CONST_EXPR for
24417 result when operand names a VLA type.
24418 (build_function_call): Update call to build_compound_literal.
24419 Only fold result for calls to __builtin_* functions. Strip
24420 NOP_EXPR from INTEGER_CST returned from such functions. Fold
24421 the function designator.
24422 (convert_arguments): Fold arguments. Update call to
24423 convert_for_assignment.
24424 (build_unary_op): Handle increment and decrement of
24425 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
24426 decrement earlier. Fold operand of increment and decrement.
24427 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
24428 built for integer operand. Wrap returns that are INTEGER_CSTs
24429 without being integer constant expressions or that have integer
24430 constant operands without being INTEGER_CSTs.
24431 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
24432 (build_conditional_expr): Add operand ifexp_bcp. Track whether
24433 result is an integer constant expression or can be used in
24434 unevaluated parts of one and avoid folding and wrap as
24435 appropriate. Fold operands before possibly doing -Wsign-compare
24437 (build_compound_expr): Wrap result for C99 if operands can be used
24438 in integer constant expressions.
24439 (build_c_cast): Update call to digest_init. Do not ignore
24440 overflow from casting floating-point constants to integers. Wrap
24441 results that could be confused with integer constant expressions,
24442 null pointer constants or floating-point constants.
24443 (c_cast_expr): Update call to groktypename. Handle expressions
24444 included in type name.
24445 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
24446 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
24447 Update calls to convert_for_assignment.
24448 (convert_for_assignment): Take new parameter
24449 null_pointer_constant. Do not strip nops or call
24450 decl_constant_value_for_broken_optimization. Set
24451 in_late_binary_op for conversions to boolean.
24452 (store_init_value): Update call to digest_init.
24453 (digest_init): Take new parameter null_pointer_constant. Do not
24454 call decl_constant_value_for_broken_optimization. pedwarn for
24455 initializers not constant expressions. Update calls to
24456 convert_for_assignment.
24457 (constructor_nonconst): New.
24458 (struct constructor_stack): Add nonconst element.
24459 (really_start_incremental_init, push_init_level, pop_init_level):
24460 Handle constructor_nonconst and nonconst element.
24461 (set_init_index): Call constant_expression_warning for array
24463 (output_init_element): Fold value. Set constructor_nonconst as
24464 applicable. pedwarn for initializers not constant expressions.
24465 Update call to digest_init. Call constant_expression_warning
24466 where constant initializers are required.
24467 (process_init_element): Use c_save_expr.
24468 (c_finish_goto_ptr): Fold expression.
24469 (c_finish_return): Fold return value. Update call to
24470 convert_for_assignment.
24471 (c_start_case): Fold switch expression.
24472 (c_process_expr_stmt): Fold expression.
24473 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
24474 ensure statement expression is not evaluated in constant expression.
24475 (build_binary_op): Track whether results are integer constant
24476 expressions or may occur in such, disable folding and wrap results
24477 as applicable. Fold operands for -Wsign-compare warnings unless
24479 (c_objc_common_truthvalue_conversion): Handle results folded to
24480 integer constants that are not integer constant expressions.
24481 * doc/extend.texi: Document when typeof operands are evaluated,
24482 that condition of __builtin_choose_expr is an integer constant
24483 expression, and more about use of __builtin_constant_p in
24486 2009-03-29 Richard Guenther <rguenther@suse.de>
24488 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
24489 propagate addresses of array references.
24491 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
24493 * regmove.c (perhaps_ends_bb_p): Remove.
24494 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
24495 from INSN and check that the main loop stays within that basic block.
24496 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
24497 (regmove_forward_pass): Split out from regmove_optimize. Use
24498 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
24499 (regmove_backward_pass): Split out from regmove_optimize. Use
24500 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
24501 (regmove_optimize): Simplify.
24503 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
24506 * config/i386/i386.c (classify_argument): Ignore flexible array
24507 member in struct and warn ABI change.
24509 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
24511 * config/i386/i386-protos.h (ix86_agi_dependent): New.
24513 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
24514 (ix86_adjust_cost): Updated.
24516 2009-03-29 Jan Hubicka <jh@suse.cz>
24518 PR middle-end/28850
24519 * tree-pass.h (pass_cleanup_eh): New function.
24520 (remove_unreachable_regions): Break code handling RTL
24521 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
24522 that can not be reached by runtime.
24523 (can_be_reached_by_runtime): New function.
24524 (label_to_region_map): New function.
24525 (num_eh_regions): New function.
24526 (rtl_remove_unreachable_regions): New function.
24527 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
24528 (remove_eh_region): New function.
24529 * except.h: Include sbitmap and vecprim.
24530 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
24531 num_eh_regions): Declare.
24532 * passes.c (init_optimization_passes): Schedule cleanup_eh.
24533 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
24534 * tree-eh.c (tree_remove_unreachable_handlers): New function.
24535 (tree_empty_eh_handler_p): New function.
24536 (cleanup_empty_eh): New function.
24537 (cleanup_eh): New function.
24538 (pass_cleanup_eh): New function.
24540 2009-03-29 Jan Hubicka <jh@suse.cz>
24542 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
24543 for removed regions.
24545 2009-03-29 Jan Hubicka <jh@suse.cz>
24547 * except.c (dump_eh_tree): Dump all datastructures.
24549 2009-03-29 Jan Hubicka <jh@suse.cz>
24551 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
24552 (duplicate_eh_regions_1): Likewise.
24553 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
24554 vector; call EH verification.
24555 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
24556 Be ready for region being removed.
24558 2009-03-29 Jan Hubicka <jh@suse.cz>
24560 * bitmap.c (bitmap_last_set_bit): New function.
24561 * bitmap.h (bitmap_last_set_bit): Declare.
24563 2009-03-29 David Ayers <ayers@fsfe.org>
24566 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
24567 by calling objc_compare_types and surpress warnings about
24568 incompatible C pointers that are compatible ObjC pointers.
24570 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
24572 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
24573 call initialize_inline_failed.
24574 (initialize_inline_failed): Move it from here ...
24575 * cgraph.c (initialize_inline_failed): ... to here.
24576 (cgraph_create_edge): Call initialize_inline_failed rather than
24577 setting inline_failed directly.
24579 2009-03-29 Ben Elliston <bje@au.ibm.com>
24582 * sysv4.opt (msdata): Improve comment.
24583 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
24584 * sysv4.h (SVR4_ASM_SPEC): Likewise.
24586 2009-03-29 Ben Elliston <bje@au.ibm.com>
24589 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
24590 load and store attributes.
24592 2009-03-29 Ben Elliston <bje@au.ibm.com>
24594 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
24595 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
24596 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
24597 * doc/extend.texi (X86 Built-in Functions): Add index entries for
24598 __builtin_infq and __builtin_huge_valq.
24600 2009-03-28 Anatoly Sokolov <aesok@post.ru>
24602 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
24604 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
24605 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
24607 2009-03-28 Xinliang David Li <davidxl@google.com>
24609 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
24610 (do_dbg_cnt): New function.
24612 2009-03-28 Jan Hubicka <jh@suse.cz>
24614 Merge from pretty-ipa:
24616 2009-03-27 Jan Hubicka <jh@suse.cz>
24618 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
24619 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
24620 * passes.c (function_called_by_processed_nodes_p): New.
24621 * ipa-pure-const.c (check_call): Fix handling of operands.
24622 (analyze_function): Dump debug output for skipped bodies.
24623 (local_pure_const): Use function_called_by_processed_nodes_p.
24624 * dwarf2out.c (reference_to_unused): Use output.
24625 * passes.c (do_per_function_toporder): Likewise.
24627 2008-11-12 Jan Hubicka <jh@suse.cz>
24629 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
24630 * ipa-pure-const.c (funct_state_d): Add can throw field; make
24631 state_set_in_source enum
24632 (check_decl): Ignore memory tags; do not set fake looping flags;
24634 (check_operand, check_tree, check_rhs_var, check_lhs_var,
24635 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
24636 (check_call, analyze_function): Rewrite.
24638 (add_new_function): Update call of analyze_function.
24639 (generate_summary): Add call of analyze_function.
24640 (propagate): Propagate can_throw; handle state_set_in_source correctly.
24641 (local_pure_const): New function.
24642 (pass_local_pure_const): New pass.
24643 * ipa-inline.c (inline_transform): Set after_inlining.
24644 * tree-eh.c (stmt_can_throw_external): New.
24645 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
24646 work with aliasing built.
24647 * tree-flow.h (stmt_can_throw_external): New.
24648 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
24649 and local pure/const pass in early and late optimization queue.
24651 2009-03-28 Martin Jambor <mjambor@suse.cz>
24653 * fold-const.c (get_pointer_modulus_and_residue): New parameter
24655 (fold_binary): Allow function decl aligment consideration is the
24656 second argument is integer constant one.
24657 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
24658 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
24659 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
24661 2009-03-28 Jan Hubicka <jh@suse.cz>
24663 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
24664 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
24665 * function.h (rtl_data): Add nothrow flag.
24666 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
24667 set DECL_NOTHROW for AVAILABLE functions.
24669 2009-03-28 Jakub Jelinek <jakub@redhat.com>
24671 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
24672 following vector keyword has expansion starting with pixel or bool
24673 keyword, expand vector to __vector and pixel or bool to __pixel or
24677 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
24678 warn_if_disallowed_function_p): Removed.
24679 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
24680 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
24681 warning_if_disallowed_function_p.
24682 * flags.h (warn_if_disallowed_function_p,
24683 warn_disallowed_functions): Removed.
24684 * common.opt (Wdisallowed-function-list=): Removed.
24685 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
24687 2009-03-28 Richard Guenther <rguenther@suse.de>
24689 PR tree-optimization/38723
24690 * tree-ssa-pre.c (compute_avail): Add all default definitions to
24693 2009-03-28 Jan Hubicka <jh@suse.cz>
24695 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
24696 test introduced by my previous patch.
24698 2009-03-28 Richard Guenther <rguenther@suse.de>
24700 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
24701 the PHIs value undefined.
24703 2009-03-28 Jan Hubicka <jh@suse.cz>
24705 * tree-pass.h (pass_fixup_cfg): New pass.
24706 * ipa-inline.c (inline_transform): Set
24707 always_inline_functions_inlined/after_inlining.
24708 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
24709 (pass_fixup_cfg): New pass.
24710 * passes.c (init_optimization_passes): Add fixup_cfg.
24712 2009-03-28 Richard Guenther <rguenther@suse.de>
24714 PR tree-optimization/38458
24715 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
24716 argument use the arguments copy-of value.
24718 2009-03-28 Richard Guenther <rguenther@suse.de>
24720 PR tree-optimization/38180
24721 * tree-ssa-ccp.c (get_default_value): Simplify.
24722 (likely_value): Likewise.
24723 (surely_varying_stmt_p): Properly handle VOP case.
24724 (ccp_initialize): Likewise.
24725 (ccp_fold): Handle propagating through *&.
24726 (fold_const_aggregate_ref): Also handle decls.
24728 2009-03-28 Jan Hubicka <jh@suse.cz>
24730 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
24731 * cgraph.h (cgraph_node): Likewise.
24732 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
24733 (cgraph_reset_node): Use process flag.
24734 (cgraph_mark_functions_to_output): Likewise.
24735 (cgraph_expand_function): Likewise.
24736 (cgraph_expand_all_functions): Likewise.
24737 (cgraph_output_in_order): Likewise.
24738 * dwarf2out.c (reference_to_unused): Likewise.
24739 * passes.c do_per_function_toporder): Likewise.
24741 2009-03-28 Jan Hubicka <jh@suse.cz>
24743 Bring from lto-branch:
24745 2008-09-03 Doug Kwan <dougkwan@google.com>
24747 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
24748 enums instead of reason strings.
24749 * cgraph.c (cgraph_create_edge): Same.
24750 (cgraph_inline_failed_string): New function.
24751 * cgraph.h (cgraph_inline_failed_t): New enum type.
24752 (cgraph_inline_failed_string): New prototype.
24753 (struct cgraph_edge): Change type of INLINED_FAILED from constant
24754 char pointer to cgraph_inline_failed_t.
24755 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
24756 (cgraph_default_inline_p): Ditto.
24757 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
24758 to cgraph_inline_failed_t pointer.
24759 * cif-code.def: New file.
24760 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
24762 (cgraph_check_inline_limits): Change type of REASON to pointer to
24763 cgraph_inline_failed_t. Replace reason strings with enums.
24764 (cgraph_default_inline_p): Ditto.
24765 (cgraph_recursive_inlining_p): Ditto.
24766 (update_caller_keys): Change type of FAILED_REASON to
24767 cgraph_inline_failed_t.
24768 (cgraph_set_inline_failed): Change type of REASON to pointer to
24769 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
24770 convert enums to strings for text output.
24771 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
24772 to be of type cgraph_inline_failed_t. Replace reason strings with
24773 enums. Call cgraph_inline_failed_string to covert enums
24774 to strings for text output.
24775 (cgraph_decide_inlining): Replace reason strings with enums.
24776 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
24777 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
24779 * tree-inline.c (expand_call_inline): Change type of REASON
24780 to cgraph_inline_failed_t. Replace reason strings with enums.
24781 Call cgraph_inline_failed_string for text output.
24782 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
24785 2009-03-28 Jan Hubicka <jh@suse.cz>
24787 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
24788 cgraph_clone_node): Remove master clone handling.
24789 (cgraph_is_master_clone, cgraph_master_clone): Remove.
24790 * cgraph.h (master_clone): Remove.
24791 (cgraph_is_master_clone, cgraph_master_clone): Remove.
24792 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
24793 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
24795 2009-03-28 Jan Hubicka <jh@suse.cz>
24797 * cgraph.c (cgraph_function_body_availability): Functions declared
24798 inline are always safe to assume that it is not going to be replaced.
24800 2009-03-28 Richard Guenther <rguenther@suse.de>
24802 PR tree-optimization/38513
24803 * tree-ssa-pre.c (eliminate): Remove redundant stores.
24804 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
24805 EXC_PTR_EXPR and FILTER_EXPR.
24806 (get_ref_from_reference_ops): Likewise.
24808 2009-03-28 Richard Guenther <rguenther@suse.de>
24810 PR tree-optimization/38968
24811 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
24812 Use FLOOR_MOD_EXPR to compute misalignment.
24814 2009-03-28 Richard Guenther <rguenther@suse.de>
24816 PR tree-optimization/37795
24817 * tree.h (combine_comparisons): Declare.
24818 * fold-const.c (combine_comparisons): Export.
24819 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
24821 (ifcombine_iforif): Use combine_comparisons.
24823 2009-03-28 Jan Hubicka <jh@suse.cz>
24825 * tree-eh.c (inlinable_call_p): New function.
24826 (make_eh_edges): Use it.
24827 (verify_eh_edges): Use it.
24828 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
24829 * except.c (reachable_next_level): Add inlinable_function argument
24830 (sjlj_find_directly_reachable_regions): Update.
24831 (add_reachable_handler): Do not set saw_any_handlers.
24832 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
24833 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
24834 Add new inlinable call parameter.
24835 (can_throw_internal, can_throw_external): Update.
24836 * except.h (can_throw_internal_1, can_throw_external_1,
24837 foreach_reachable_handler): Update declaration.
24839 2009-03-28 Joseph Myers <joseph@codesourcery.com>
24841 * config/arm/t-arm-coff, config/h8300/coff.h,
24842 config/i386/i386-aout.h, config/i386/i386-coff.h,
24843 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
24844 config/pdp11/2bsd.h, config/rs6000/aix41.h,
24845 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
24846 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
24847 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
24848 sys-types.h: Remove.
24849 * Makefile.in: Remove protoize and fixproto support and references
24851 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
24852 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
24854 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
24855 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
24856 unprotoize$(exeext).
24857 (rest.encap): Don't depend on $(STMP_FIXPROTO)
24858 (.PHONY): Don't depend on proto.
24859 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
24860 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
24861 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
24862 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
24863 build/gen-protos.o, build/scan.o, xsys-protos.h,
24864 build/fix-header$(build_exeext), build/fix-header.o,
24865 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
24866 stmp-install-fixproto): Remove.
24867 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
24868 SYSCALLS.c or fixproto files.
24869 (install-common): Don't install protoize.
24870 (install-headers-tar, install-headers-cpio, install-headers-cp):
24871 Don't depend on $(STMP_FIXPROTO).
24872 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
24873 install fixproto files or write out fixproto settings.
24874 (uninstall): Don't uninstall protoize.
24875 * config.gcc (use_fixproto): Remove.
24876 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
24877 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
24878 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
24879 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
24880 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
24881 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
24882 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
24883 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
24884 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
24885 * config/t-vxworks (STMP_FIXPROTO): Remove.
24886 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
24887 STMP_FIXPROTO): Remove.
24888 * config.in, configure: Regenerate.
24889 * crtstuff.c (gid_t, uid_t): Don't undefine.
24890 * doc/install.texi: Change m68k-coff to m68k-elf in example.
24891 (arm-*-coff, arm-*-aout: Remove target entries.
24892 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
24893 Remove mention of AIX 4.1.
24894 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
24895 * doc/invoke.texi (Running Protoize): Remove.
24896 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
24897 (Protoize Caveats): Remove.
24898 * tsystem.h: Update comments on headers assumed to exist.
24900 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
24902 * genautomata.c: Add a new year to the copyright. Add a new
24904 (struct insn_reserv_decl): Add comments for member bypass_list.
24905 (find_bypass): Remove.
24906 (insert_bypass): New.
24907 (process_decls): Use insert_bypass.
24908 (output_internal_insn_latency_func): Output all bypasses with the
24909 same input insn in one switch case.
24911 * rtl.def (define_bypass): Describe bypass choice.
24912 * doc/md.texi (define_bypass): Ditto.
24914 2009-03-27 Richard Guenther <rguenther@suse.de>
24916 * gimplify.c (mark_addressable): Export.
24917 * tree-flow.h (mark_addressable): Declare.
24918 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
24919 * tree-ssa.c (verify_phi_args): Verify that address taken
24920 variables have TREE_ADDRESSABLE set.
24922 2009-03-27 Richard Guenther <rguenther@suse.de>
24924 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
24925 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
24926 Do not mark decls TREE_ADDRESSABLE.
24927 (build_fold_addr_expr): Adjust.
24928 (fold_addr_expr): Remove.
24929 (fold_unary): Use build_fold_addr_expr.
24930 (fold_comparison): Likewise.
24931 (split_address_to_core_and_offset): Likewise.
24932 * coverage.c (tree_coverage_counter_addr): Mark the array decl
24934 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
24935 (gimplify_modify_expr_to_memcpy): Mark source and destination
24937 * omp-low.c (create_omp_child_function): Mark the object decl
24939 (lower_rec_input_clauses): Mark the var we take the address of
24941 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
24943 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
24945 PR middle-end/39315
24946 * cfgexpand.c (expand_one_stack_var_at): Change alignment
24947 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
24949 2009-03-27 Richard Guenther <rguenther@suse.de>
24951 PR tree-optimization/39120
24952 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
24954 (handle_lhs_call): Process return constraints. Add escape
24955 constraints if necessary.
24956 (handle_const_call): Fill out return constraints. Make nested
24957 case more precise. Avoid consttmp if possible.
24958 (handle_pure_call): Fill out return constraints. Avoid
24959 callused if possible.
24960 (find_func_aliases): Simplify call handling.
24962 2009-03-27 Richard Guenther <rguenther@suse.de>
24964 PR tree-optimization/39120
24965 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
24966 as a representative.
24967 (solve_graph): Do propagate CALLUSED.
24968 (handle_pure_call): Use a scalar constraint from CALLUSED for
24970 (find_what_p_points_to): CALLUSED shall not appear in poins-to
24973 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
24976 * c-common.c (handle_aligned_attribute): Properly check alignment
24977 overflow. Use (1U << i) instead of (1 << i).
24979 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
24981 * expr.h (get_mem_align_offset): Updated.
24983 * tree.h (tree_decl_common): Change align to "unsigned int" and
24984 move it before pointer_alias_set.
24986 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
24987 Jakub Jelinek <jakub@redhat.com>
24990 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
24991 gr_register_operand with gr_reg_or_0_operand.
24992 (cmpxchg_rel_di): Likewise.
24993 (sync_lock_test_and_set<mode>): Likewise.
24995 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
24997 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
24998 (true_regnum): Likewise.
25000 * rtlanal.c (subreg_info): Moved to ...
25001 * rtl.h (subreg_info): Here. New.
25002 (subreg_get_info): New.
25004 * rtlanal.c (subreg_get_info): Make it extern.
25006 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25009 * config/i386/i386.c (ix86_abi): New.
25010 (override_options): Handle -mabi=.
25011 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
25012 (ix86_call_abi_override): Likewise.
25013 (init_cumulative_args): Likewise.
25014 (function_arg_advance): Likewise.
25015 (function_arg_64): Likewise.
25016 (function_arg): Likewise.
25017 (ix86_pass_by_reference): Likewise.
25018 (ix86_function_value_regno_p): Likewise.
25019 (ix86_build_builtin_va_list_abi): Likewise.
25020 (setup_incoming_varargs_64): Likewise.
25021 (is_va_list_char_pointer): Likewise.
25022 (ix86_init_machine_status): Likewise.
25023 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
25024 (ix86_function_type_abi): Return enum calling_abi. Rewrite
25025 for 64bit. Replace DEFAULT_ABI with ix86_abi.
25026 (ix86_function_abi): Make it static and return enum calling_abi.
25027 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
25029 (ix86_fn_abi_va_list): Updated.
25031 * config/i386/i386.h (ix86_abi): New.
25032 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
25033 (CONDITIONAL_REGISTER_USAGE): Likewise.
25034 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
25035 (machine_function): Likewise.
25037 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
25039 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
25040 (STACK_BOUNDARY): Likewise.
25041 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
25043 * config/i386/i386.opt (mabi=): New.
25045 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
25046 return enum calling_abi.
25047 (ix86_function_type_abi): Likewise.
25048 (ix86_function_abi): Removed.
25050 * doc/invoke.texi: Document -mabi= option for x86.
25052 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25054 * builtins.c (real_dconstp): Delete.
25055 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
25057 2009-03-27 Dodji Seketeli <dodji@redhat.com>
25058 Jakub Jelinek <jakub@redhat.com>
25061 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
25062 (gen_subprogram_die): When a function is explicit, generate the
25063 DW_AT_explicit attribute.
25064 * langhooks.h (struct lang_hooks_for_decls): Add
25065 function_decl_explicit_p langhook.
25066 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
25067 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
25069 2009-03-27 Jakub Jelinek <jakub@redhat.com>
25071 * builtins.c (fold_builtin_memory_op): Optimize memmove
25072 into memcpy if we can prove source and destination don't overlap.
25074 * tree-inline.c: Include gt-tree-inline.h.
25075 (clone_fn_id_num): New variable.
25076 (clone_function_name): New function.
25077 (tree_function_versioning): Use it.
25078 * Makefile.in (GTFILES): Add tree-inline.c.
25080 2009-03-27 Mark Mitchell <mark@codesourcery.com>
25082 * BASE-VER: Change to 4.5.0.
25084 2009-03-27 Xinliang David Li <davidxl@google.com>
25086 PR tree-optimization/39557
25087 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
25089 2009-03-27 Xinliang David Li <davidxl@google.com>
25091 PR tree-optimization/39548
25092 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
25095 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25097 * c-common.c (pointer_int_sum): Use %wd on return from
25100 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25102 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
25103 on return from tree_low_cst.
25105 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
25108 * ginclude/stdarg.h (va_copy): Define also for
25109 __GXX_EXPERIMENTAL_CXX0X__.
25111 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25114 * builtins.h (c_strlen): Do not warn here.
25115 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
25116 * c-common.c (pointer_int_sum): Take an explicit location.
25117 Warn about offsets out of bounds.
25118 * c-common.h (pointer_int_sum): Adjust declaration.
25120 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25122 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
25125 2009-03-26 Jakub Jelinek <jakub@redhat.com>
25128 * opts.c (warn_if_disallowed_function_p): Don't assume
25129 get_callee_fndecl must return non-NULL.
25131 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
25133 PR rtl-optimization/39522
25134 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
25135 when reg_reloaded_valid is set.
25137 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25139 * config/spu/divv2df3.c: New file.
25140 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
25141 (DPBIT_FUNCS): Filter out _div_df.
25143 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
25145 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
25146 a jump insn, count that jump in the distance to the loop start.
25148 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
25151 * config/sh/sh.c (calc_live_regs): Fix condition for global
25152 registers except PIC_OFFSET_TABLE_REGNUM.
25154 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
25157 * doc/invoke.texi (-mconsole): New.
25159 (-mno-cygwin): New.
25161 (-mnop-fun-dllimport): New.
25165 (sub section "i386 and x86-64 Windows Options"): New.
25167 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
25169 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
25170 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
25172 2009-03-25 Richard Guenther <rguenther@suse.de>
25174 PR middle-end/39497
25175 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
25178 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
25180 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
25181 neither of haifa/selective schedulers are working.
25183 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25185 * doc/invoke.texi (Debugging Options): Fix description of
25186 -fno-merge-debug-strings.
25188 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
25190 * config/cris/libgcc.ver: New version-script.
25191 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
25193 * configure.ac <GAS features, nop mnemonic>: Add pattern
25194 crisv32-*-* for "nop".
25195 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
25196 * configure: Regenerate.
25198 2009-03-24 Ira Rosen <irar@il.ibm.com>
25200 PR tree-optimization/39529
25201 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
25202 mark_sym_for_renaming for the tag copied to the new vector
25205 2009-03-24 Arthur Loiret <aloiret@debian.org>
25207 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
25208 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
25209 EXTRA_SPEC_FUNCTIONS.
25210 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
25211 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
25212 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
25213 -march and -mtune options.
25215 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
25217 * config/m68k/t-rtems: Add m5329 multilib.
25219 2009-03-24 Dodji Seketeli <dodji@redhat.com>
25220 Jakub Jelinek <jakub@redhat.com>
25223 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
25226 2009-03-23 Jakub Jelinek <jakub@redhat.com>
25229 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
25230 instead of c_parser_expression_conv, if original_code isn't one of the
25231 4 allowed comparison codes, fail.
25233 2009-03-23 Richard Guenther <rguenther@suse.de>
25235 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
25236 * tree.h (struct tree_type): Likewise.
25237 * reload.h (struct insn_chain): Likewise.
25238 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
25239 * function.h (struct function): Likewise.
25240 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
25242 2009-03-23 Jakub Jelinek <jakub@redhat.com>
25244 PR tree-optimization/39516
25245 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
25247 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
25249 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
25250 should be set true if BITS_PER_WORD of target is bigger than 32
25252 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
25254 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
25255 Translate -B-options to -rpath-link. Correct existing
25256 rpath-link and conditionalize on !nostdlib.
25258 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25260 * doc/extend.texi (Function Attributes, Variable Attributes):
25262 * doc/invoke.texi (Debugging Options, Optimize Options)
25263 (i386 and x86-64 Options, MCore Options): Likewise.
25265 2009-03-20 Jakub Jelinek <jakub@redhat.com>
25268 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
25269 it for block local namespace aliases.
25270 (gen_decl_die): Pass context_die to gen_namespace_die.
25272 2009-03-19 Jakub Jelinek <jakub@redhat.com>
25275 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
25276 minimum or maximum value.
25278 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
25280 * reginfo.c (globalize_reg): Recompute derived reg sets.
25282 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
25285 * libgcc2.c (mprotect): Do not use signed arguments for
25286 VirtualProtect, use DWORD arguments. Also fix the 'may
25287 be used uninitialized' warning for the np variable.
25289 2009-03-19 Jakub Jelinek <jakub@redhat.com>
25292 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
25293 functions using regparm calling conventions when not optimizing.
25294 (ix86_function_sseregparm): Similarly for sseregparm calling
25297 2009-03-19 Li Feng <nemokingdom@gmail.com>
25299 PR middle-end/39500
25300 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
25301 dependence if the first conflict is after niter iterations.
25303 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
25305 PR middle-end/38609
25306 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
25307 functions with dynamic stack-pointer adjustments.
25309 2009-03-19 Ben Elliston <bje@au.ibm.com>
25311 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
25312 option; change to -msdata=data.
25314 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25316 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
25319 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
25322 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
25324 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
25326 * doc/invoke.texi (Code Gen Options): Expand discussion of
25329 2009-03-18 Jakub Jelinek <jakub@redhat.com>
25331 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
25332 * matrix-reorg.c (struct matrix_info): Likewise.
25333 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
25334 * rtl.h (struct mem_attrs): Likewise.
25335 * df.h (struct df): Likewise.
25336 * tree-data-ref.h (struct data_dependence_relation): Likewise.
25337 * ira-int.h (struct ira_allocno): Likewise.
25338 * df-scan.c (struct df_collection_rec): Likewise.
25339 * ira.c (struct equivalence): Likewise.
25340 * function.c (struct temp_slot): Likewise.
25341 * cfgloop.h (struct loop): Likewise.
25344 * function.c (use_register_for_decl): When not optimizing, disregard
25345 register keyword for variables with types containing methods.
25347 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
25349 PR middle-end/39447
25350 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
25351 (is_simple_operand): Call contains_component_ref_p before calling data
25352 reference analysis that would fail on COMPONENT_REFs.
25354 * tree-vrp.c (search_for_addr_array): Fix formatting.
25356 2009-03-18 Richard Guenther <rguenther@suse.de>
25358 * tree-vect-transform.c (vect_loop_versioning): Fold the
25359 generated comparisons.
25360 * tree-vectorizer.c (set_prologue_iterations): Likewise.
25361 (slpeel_tree_peel_loop_to_edge): Likewise.
25363 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25365 PR middle-end/37805
25366 * opts.c (print_specific_help): In addition to `undocumented',
25367 accept `separate' and `joined' flags if passed alone. Describe
25368 output by the first matched one of those.
25369 (common_handle_option): Skip over empty strings.
25370 * gcc.c (display_help): Fix help string for `--help='.
25371 * doc/invoke.texi (Option Summary, Overall Options): With
25372 `--help=', classes and qualifiers can both be repeated, but
25373 only the latter can be negated. One should not pass only
25374 negated qualifiers. Fix markup and examples.
25377 2008-10-14 Jakub Jelinek <jakub@redhat.com>
25378 PR middle-end/37805
25379 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
25380 and -fhelp=separate.
25382 2009-03-17 Jing Yu <jingyu@google.com>
25384 PR middle-end/39378
25385 * function.h (struct rtl_data): Move is_thunk from here...
25386 (struct function): ...to here.
25387 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
25388 * varasm.c (assemble_start_function): Change is_thunk from crtl to
25390 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
25392 (alpha_does_function_need_gp, alpha_start_function): Likewise.
25393 (alpha_output_function_end_prologue): Likewise.
25394 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
25395 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
25396 (rs6000_output_function_epilogue): Likewise.
25397 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
25399 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
25402 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
25403 from different units in a single alternative.
25404 (*truncdfsf_i387): Ditto.
25405 (*truncxfsf2_mixed): Ditto.
25406 (*truncxfdf2_mixed): Ditto.
25408 2009-03-17 Jakub Jelinek <jakub@redhat.com>
25410 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
25411 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
25414 * tree-ssa-live.c (remove_unused_locals): Don't remove local
25415 unused non-artificial variables when not optimizing.
25418 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
25419 DW_TAG_imported_module even if decl is IMPORTED_DECL with
25420 NAMESPACE_DECL in its DECL_INITIAL.
25422 PR middle-end/39443
25423 * optabs.c (set_user_assembler_libfunc): New function.
25424 * expr.h (set_user_assembler_libfunc): New prototype.
25425 * c-common.c: Include libfuncs.h.
25426 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
25427 for memcmp, memset, memcpy, memmove and abort.
25428 * Makefile.in (c-common.o): Depend on libfuncs.h.
25431 * dwarf2out.c (gen_inlined_enumeration_type_die,
25432 gen_inlined_structure_type_die, gen_inlined_union_type_die,
25433 gen_tagged_type_instantiation_die): Removed.
25434 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
25437 2009-03-17 Janis Johnson <janis187@us.ibm.com>
25440 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
25442 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
25443 (check-parallel-%): Ditto.
25444 (check-consistency): Ditto.
25446 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
25448 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
25449 local variable rhs by NULL_TREE.
25451 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25454 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
25456 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25459 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
25461 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25464 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
25465 for ms->sysv ABI calls only in 64bit mode.
25467 * config/i386/i386.md (untyped_call): Support 32bit.
25469 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
25471 * doc/extend.texi: Replace x86_65 with x86_64.
25473 2009-03-16 Jakub Jelinek <jakub@redhat.com>
25475 PR tree-optimization/39455
25476 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
25477 mismatches for POINTER_TYPE_P (type).
25478 (number_of_iterations_le): Likewise.
25480 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
25482 * config/picochip/picochip.c: Removed profiling support.
25483 * config/picochip/picochip.md: Removed profiling instruction.
25484 * config/picochip/picochip.h: Removed profiling builtin.
25486 2009-03-16 Joseph Myers <joseph@codesourcery.com>
25488 * doc/install.texi (--with-host-libstdcxx): Document.
25490 2009-03-14 Anatoly Sokolov <aesok@post.ru>
25493 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
25494 generate a warning if the function name does not begin with
25495 "__vector" and the function has either the 'signal' or 'interrupt'
25496 attribute, from here to ...
25497 (avr_declare_function_name): ...here. New function.
25498 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
25499 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
25501 2009-03-14 Jakub Jelinek <jakub@redhat.com>
25504 * cse.c (fold_rtx): Don't modify original const_arg1 when
25505 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
25506 separate variable instead.
25507 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
25508 from out of range shift counts.
25509 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
25511 2009-03-13 Catherine Moore <clm@codesourcery.com>
25513 * config/i386/x-mingw32 (host-mingw32.o): Replace
25514 diagnostic.h with $(DIAGNOSTIC_H).
25516 2009-03-12 Jakub Jelinek <jakub@redhat.com>
25519 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
25521 * config/i386/sync.md (sync_compare_and_swap<mode>,
25522 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
25523 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
25525 (sync_double_compare_and_swapdi_pic,
25526 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
25527 cmpxchg8b_pic_memory_operand instead of just memory_operand.
25529 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25532 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
25534 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25537 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
25538 (avx_addsubv4df3): Likewise.
25539 (*avx_addsubv4sf3): Likewise.
25540 (sse3_addsubv4sf3): Likewise.
25542 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25545 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
25547 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
25550 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
25551 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
25552 registers for allocnos created from user-defined variables.
25554 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25557 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
25558 of non-integer mode as well.
25560 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
25562 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
25563 for functions for which the parameter types are unknown.
25565 2009-03-11 Jakub Jelinek <jakub@redhat.com>
25568 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
25569 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
25570 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
25571 * config/i386/i386.c (ix86_local_alignment): For
25572 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
25573 long long variables on the stack to avoid dynamic realignment.
25574 Allow the first argument to be a decl rather than type.
25575 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
25577 2009-03-11 Nick Clifton <nickc@redhat.com>
25580 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
25582 Add description to mno-lsim option.
25583 * config/mcore/mcore.h: Remove comment about deprecated m4align
25585 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
25586 * doc/invoke.texi: Add description of mno-lsim and
25587 mstack-increment options.
25589 * config/fr30/fr30.opt: Document the -mno-lsim option.
25590 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
25591 and -mno-lsim options.
25593 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25595 * fold-const.c (fold_comparison): Only call fold_inf_compare
25596 if the mode supports infinities.
25598 2009-03-11 Jason Merrill <jason@redhat.com>
25601 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
25602 end already did. Notice GIMPLE_CALL modifications of the result.
25603 Don't copy debug information from an ignored decl or a decl from
25606 2009-03-10 Richard Guenther <rguenther@suse.de>
25607 Nathan Froyd <froydnj@codesourcery.com>
25609 PR middle-end/37850
25610 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
25611 (__divMODE3): Likewise.
25613 2009-03-09 Jakub Jelinek <jakub@redhat.com>
25615 PR tree-optimization/39394
25616 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
25617 DECL_SIZE_UNIT of variable length FIELD_DECLs.
25619 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
25621 * recog.c (verfiy_changes): Disallow renaming of hard regs in
25622 inline asms for register asm ("") declarations.
25624 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
25626 * fold-const.c (fold_unary): Fix comment.
25628 2009-03-07 Jan Hubicka <jh@suse.cz>
25631 * tree-inline.c (setup_one_parameter): Do replacement of const
25632 argument by constant in SSA form.
25634 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25636 PR middle-end/38028
25637 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
25638 determine alignment passed to assign_stack_local.
25639 (assign_parms_unsplit_complex): Likewise.
25640 * except.c (sjlj_build_landing_pads): Likewise.
25642 2009-03-06 Jakub Jelinek <jakub@redhat.com>
25644 PR middle-end/39360
25645 * tree-flow.h (add_referenced_var): Return bool instead of void.
25646 * tree-dfa.c (add_referenced_var): Return result of
25647 referenced_var_check_and_insert call.
25648 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
25649 of referenced_var_check_and_insert.
25652 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
25653 (gen_variable_die): Emit DW_AT_location on abstract static variable's
25654 DIE, don't emit it if abstract origin already has it.
25655 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
25656 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
25658 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
25660 * genpreds.c (needs_variable): Fix parentheses at variable name
25662 (write_tm_constrs_h): Indent generated code.
25664 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
25666 * doc/extend.texi (Function Attributes): Add documentation
25667 for isr attributes.
25669 2009-03-06 Jakub Jelinek <jakub@redhat.com>
25672 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
25673 take locus from its DECL_SOURCE_LOCATION instead of input_location.
25675 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
25677 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
25680 2009-03-05 Jakub Jelinek <jakub@redhat.com>
25683 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
25684 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
25686 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
25688 * config/i386/i386.md (R8_REG, R9_REG): New constants.
25689 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
25690 constants instead of magic numbers.
25691 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
25693 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
25694 (x86_64_ms_abi_int_parameter_registers): Ditto.
25695 (x86_64_int_return_registers): Ditto.
25696 (ix86_maybe_switch_abi): Ditto.
25697 (ix86_expand_call): Ditto for clobbered_registers array.
25698 (ix86_hard_regno_mode_ok): Ditto.
25699 (x86_extended_QIreg_mentioned_p): Ditto.
25701 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
25703 PR tree-optimization/39349
25704 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
25706 * combine.c (gen_lowpart_for_combine): Use omode when generating
25709 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
25711 PR rtl-optimization/39235
25712 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
25714 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
25716 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
25718 2009-03-04 Richard Guenther <rguenther@suse.de>
25720 PR tree-optimization/39362
25721 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
25722 that occur in abnormal PHIs should be varying.
25724 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
25726 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
25728 (simple_iv): Take loop as an argument instead of statement.
25729 * tree-scalar-evolution.h (simple_iv): Declaration changed.
25730 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
25732 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
25734 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
25735 * matrix-reorg.c (analyze_transpose): Ditto.
25736 * tree-data-ref.c (dr_analyze_innermost): Ditto.
25737 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
25738 * tree-predcom.c (ref_at_iteration): Ditto.
25739 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
25741 2009-03-04 Richard Guenther <rguenther@suse.de>
25743 PR tree-optimization/39358
25744 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
25745 escaped_id and callused_id.
25746 (solve_graph): Likewise.
25748 2009-03-04 Richard Guenther <rguenther@suse.de>
25750 PR tree-optimization/39339
25751 * tree-sra.c (try_instantiate_multiple_fields): Make it
25752 no longer ICE on the above.
25754 2009-03-03 Joseph Myers <joseph@codesourcery.com>
25756 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
25757 that fits within Pmode.
25759 2009-03-03 Steve Ellcey <sje@cup.hp.com>
25761 PR middle-end/10109
25762 * tm.texi (LIBCALL_VALUE): Update description.
25764 2009-03-03 Steve Ellcey <sje@cup.hp.com>
25766 PR middle-end/34443
25767 * doc/extend.texi (section): Update description.
25769 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
25771 PR middle-end/39345
25772 * tree-inline.c (remapped_type): New.
25773 (can_be_nonlocal): Call remapped_type instead of remap_type.
25775 2009-03-03 Jakub Jelinek <jakub@redhat.com>
25778 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
25779 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
25781 2009-03-03 Richard Guenther <rguenther@suse.de>
25783 PR middle-end/39272
25784 * tree.c (tree_nonartificial_location): New function.
25785 * tree.h (tree_nonartificial_location): Declare.
25786 * builtins.c (expand_builtin_memory_chk): Provide location
25787 of the call location for artificial function pieces.
25788 (maybe_emit_chk_warning): Likewise.
25789 (maybe_emit_sprintf_chk_warning): Likewise.
25790 (maybe_emit_free_warning): Likewise.
25791 * expr.c (expand_expr_real_1): Likewise.
25793 2009-03-03 Jakub Jelinek <jakub@redhat.com>
25795 PR tree-optimization/39343
25796 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
25797 COMPONENT_REF t has ARRAY_TYPE.
25799 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
25801 PR middle-end/39335
25802 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
25803 when the type precision of the induction variable should be
25804 larger than the type precision of nit.
25805 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
25806 * graphite.c (graphite_loop_normal_form): Same.
25807 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
25809 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
25811 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
25812 (*call_1_rex64_ms_sysv): Use named constants instead of magic
25813 numbers to describe clobbered registers.
25814 (*call_value_0_rex64_ms_sysv): Ditto.
25815 * config/i386/mmx.md (mmx_emms): Ditto.
25816 (mmx_femms): Ditto.
25818 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
25820 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
25823 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25825 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
25826 (spu_section_type_flags): New function.
25828 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
25830 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
25831 reg_class_contents of FLOAT_REGS into a temporary.
25833 2009-03-02 Richard Guenther <rguenther@suse.de>
25834 Ira Rosen <irar@il.ibm.com>
25836 PR tree-optimization/39318
25837 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
25838 information to the vectorized statement.
25840 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
25842 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
25843 variable. Use defined names instead of magic constants for REX SSE
25846 2009-03-01 Richard Guenther <rguenther@suse.de>
25848 PR tree-optimization/39331
25849 * omp-low.c (lower_send_shared_vars): Do not receive new
25850 values for the reference of DECL_BY_REFERENCE parms or results.
25852 2009-03-01 Jan Hubicka <jh@suse.cz>
25855 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
25856 BLOCK_NONLOCALIZED_VAR): New macros.
25857 (tree_block): Add nonlocalized_vars.
25858 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
25859 gen_decl_die): Add origin argument. Allow generation of die with
25860 origin at hand only.
25861 (gen_member_die, gen_type_die_with_usage, force_decl_die,
25862 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
25864 (gen_block_die): Fix checking for unused blocks.
25865 (process_scope_var): Break out from .... ; work with origins only.
25866 (decls_for_scope) ... here; process nonlocalized list.
25867 (dwarf2out_ignore_block): Look for nonlocalized vars.
25868 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
25870 (dump_scope_block): Dump them.
25871 * tree-inline.c (remap_decls): Handle nonlocalized vars.
25872 (remap_block): Likewise.
25873 (can_be_nonlocal): New predicate.
25874 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
25876 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25878 * configure: Regenerate.
25880 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25882 * optc-gen.awk: No need to duplicate option flags twice.
25883 Reuse help texts for duplicate options which do not have any.
25885 * gcc.c (display_help): Document --version.
25887 * gcc.c (main): If print_help_list and verbose_flag, ensure
25888 driver output comes before subprocess output.
25890 * optc-gen.awk: Assign all remaining fields to help string,
25891 space-separated, for multi-line help in *.opt.
25893 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
25894 -Wno-pedantic-ms-format is for MinGW targets only.
25896 * doc/options.texi (Option file format): Fix bad indentation,
25897 restoring dropped sentence.
25899 2009-02-28 Jan Hubicka <jh@suse.cz>
25901 * tree-inline.c (tree_function_versioning): Output debug info.
25903 2009-02-28 Jan Hubicka <jh@suse.cz>
25906 * tree-inline.c (setup_one_parameter): Do not copy propagate
25907 arguments when not optimizing.
25909 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
25912 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
25913 (avx_addsubv4df3): Likewise.
25914 (*avx_addsubv4sf3): Likewise.
25915 (sse3_addsubv4sf3): Likewise.
25916 (*avx_addsubv2df3): Likewise.
25917 (sse3_addsubv2df3): Likewise.
25918 (avx_unpckhps256): Correct item selectors.
25919 (avx_unpcklps256): Likewise.
25920 (avx_unpckhpd256): Likewise.
25921 (avx_unpcklpd256): Likewise.
25923 2009-02-28 Jan Hubicka <jh@suse.cz>
25925 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
25927 (copy_arguments_for_versioning): If var is declared don't declare it.
25928 (tree_function_versioning): First setup substitutions and then copy
25931 2009-02-27 Jan Hubicka <jh@suse.cz>
25934 * cgraph.h (varpool_output_debug_info): Remove.
25935 * cgraphunit.c (varpool_output_debug_info): Remove.
25936 * dwarf2out.c (deferred_locations_struct): New struct
25937 (deferred_locations): New type.
25938 (deferred_locations_list): New static var.
25939 (deffer_location): New function.
25940 (gen_variable_die): Use it.
25941 (decls_for_scope): Output info on local static vars.
25942 (dwarf2out_finish): Process deferred locations.
25943 * varpool.c (varpool_output_debug_info): Remove.
25945 2009-02-27 Jan Hubicka <jh@suse.cz>
25948 * tree.h (TREE_PROTECTED): Fix comment.
25949 (BLOCK_HANDLER_BLOCK): Remove.
25950 (struct tree_block): Remove handler_block add body_block.
25951 (inlined_function_outer_scope_p): New.
25952 (is_body_block): Remove.
25953 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
25954 * dwarf2out.c (is_inlined_entry_point): Remove.
25955 (add_high_low_attributes): Use inlined_function_outer_scope_p.
25956 (gen_block_die): Use is_inlined_entry_point check. Remove body block
25958 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
25959 * gimplify.c (gimplify_expr): Gimplify body blocks.
25960 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
25961 block with multiple subblocks.
25962 (dump_scope_block): Prettier output; dump more flags and info.
25963 (dump_scope_blocks): New.
25964 (remove_unused_locals): Use dump_scope_blocks.
25965 * tree-flow.h (dump_scope_blocks): Declare.
25966 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
25967 * stmt.c (is_body_block): Remove.
25968 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
25969 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
25971 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
25973 PR middle-end/39308
25974 * graphite.c (graphite_loop_normal_form): Do not call
25975 number_of_iterations_exit from a gcc_assert.
25977 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
25979 * config/s390/s390.c (s390_swap_cmp): Look for conditional
25980 jumps if COND is NULL.
25981 (find_cond_jump): New function.
25982 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
25983 * config/s390/s390.md: Remove z10_cobra attribute value.
25985 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
25987 * config/alpha/alpha.h (alpha_expand_mov): Return false if
25988 force_const_mem returns NULL_RTX.
25990 2009-02-26 Jan Hubicka <jh@suse.cz>
25993 * cgraph.h (varpool_output_debug_info): Remove.
25994 * cgraphunit.c (varpool_output_debug_info): Remove.
25995 * dwarf2out.c (deferred_locations_struct): New struct
25996 (deferred_locations): New type.
25997 (deferred_locations_list): New static var.
25998 (deffer_location): New function.
25999 (gen_variable_die): Use it.
26000 (decls_for_scope): Output info on local static vars.
26001 (dwarf2out_finish): Process deferred locations.
26002 * varpool.c (varpool_output_debug_info): Remove.
26004 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
26006 PR rtl-optimization/39241
26007 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
26008 to subreg_offset_representable_p.
26010 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26012 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
26013 execute function prototype. Get f and nregs from max_reg_num
26014 and get_insns. Remove the first backward pass as it's dead,
26015 guard the forward pass by flag_expensive_optimizations.
26016 (rest_of_handle_regmove): Delete.
26017 (pass_regmove): Replace it with regmove_optimize.
26019 2009-02-25 Martin Jambor <mjambor@suse.cz>
26021 PR tree-optimization/39259
26022 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
26023 calls_alloca function flags.
26024 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
26025 calls are detected.
26027 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26029 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
26030 flags_set_1_rtx, flags_set_1_set): Delete.
26031 (regmove_optimize): Do not call mark_flags_life_zones.
26033 2009-02-24 Julian Brown <julian@codesourcery.com>
26036 * config/arm/arm.c (require_pic_register): Only set
26037 cfun->machine->pic_reg once per function.
26039 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
26041 * doc/invoke.texi (Link Options): Document an easier way to pass
26042 options that take arguments to the GNU linker using -Xlinker and -Wl.
26044 2009-02-24 Steve Ellcey <sje@cup.hp.com>
26047 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
26049 2009-02-24 Richard Guenther <rguenther@suse.de>
26052 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
26054 2009-02-24 Richard Guenther <rguenther@suse.de>
26055 Zdenek Dvorak <ook@ucw.cz>
26057 PR tree-optimization/39233
26058 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
26059 from converting them to a generic type.
26061 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
26063 PR tree-optimization/39260
26064 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
26065 contains a condition with a real type.
26066 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
26068 2009-02-23 Jason Merrill <jason@redhat.com>
26071 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
26072 narrowing_initializer_constant_valid_p.
26073 (narrowing_initializer_constant_valid_p): Don't return
26074 null_pointer_node for adding a pointer to itself.
26076 2009-02-23 Jan Hubicka <jh@suse.cz>
26079 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
26082 2009-02-23 Jan Hubicka <jh@suse.cz>
26084 PR tree-optimization/37709
26085 * tree.c (block_ultimate_origin): Move here from dwarf2out.
26086 * tree.h (block_ultimate_origin): Declare.
26087 * dwarf2out.c (block_ultimate_origin): Move to tree.c
26088 * tree-ssa-live.c (remove_unused_scope_block_p):
26089 Eliminate blocks containig no instructions nor live variables nor
26091 (dump_scope_block): New function.
26092 (remove_unused_locals): Enable removal of dead blocks by default;
26093 enable dumping at TDF_DETAILS.
26095 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26097 * config/i386/i386.c (classify_argument): Don't allow COImode
26099 (function_arg_advance_32): Don't allow OImode.
26100 (function_arg_32): Likewise.
26101 (function_value_32): Likewise.
26102 (return_in_memory_32): Likewise.
26103 (function_arg_64): Remove OImode comment.
26105 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26108 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
26109 ix86_expand_vector_set for V4DImode in 64bit mode only.
26110 (ix86_expand_vector_init_one_var): Likewise.
26112 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
26114 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
26116 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26119 * loop-iv.c: Revert last change.
26120 * emit-rtl.c: Likewise.
26122 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26125 * config/i386/i386.c (type_natural_mode): Remove an extra
26126 space in the warning message.
26127 (function_value_32): Handle 32-byte vector modes.
26128 (return_in_memory_32): Likewise.
26130 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26132 * loop-iv.c (truncate_value): New function.
26133 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
26135 (lowpart_subreg): Move to...
26136 * emit-rtl.c: ...here.
26138 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
26140 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
26141 accidental and undocumented change at revision 140860.
26143 2009-02-21 Joseph Myers <joseph@codesourcery.com>
26145 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
26146 take gimple_seq * arguments.
26147 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
26148 types_compatible_p langhook.
26150 2009-02-20 Mark Mitchell <mark@codesourcery.com>
26151 Joseph Myers <joseph@codesourcery.com>
26153 * config/arm/arm.c (arm_builtin_va_list): New function.
26154 (arm_expand_builtin_va_start): Likewise.
26155 (arm_gimplify_va_arg_expr): Likewise.
26156 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
26157 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
26158 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
26159 (va_list_type): New variable.
26160 (arm_mangle_type): Mangle va_list_type appropriately.
26162 2009-02-20 Jakub Jelinek <jakub@redhat.com>
26164 PR middle-end/39157
26165 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
26166 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
26167 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
26168 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
26169 parameter to 1000 for -O1 by default.
26170 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
26172 * loop-invariant.c: Include params.h.
26173 (move_loop_invariants): Don't call move_single_loop_invariants on
26176 2009-02-20 Jaka Mocnik <jaka@xlab.si>
26178 * calls.c (emit_library_call_value_1): Use slot_offset instead of
26179 offset when calculating bounds for indexing stack_usage_map. Fixes
26180 a buffer overflow with certain target setups.
26182 2009-02-20 Jakub Jelinek <jakub@redhat.com>
26185 * calls.c (expand_call): Clear try_tail_call if caller and callee
26186 disagree in promotion of function return value.
26188 2009-02-19 Jakub Jelinek <jakub@redhat.com>
26191 * c-common.c (c_determine_visibility): If visibility changed and
26192 DECL_RTL has been already set, call make_decl_rtl to update symbol
26195 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
26198 * varasm.c (assemble_variable): Don't check DECL_NAME when
26199 globalizing a variable.
26201 2009-02-19 Joseph Myers <joseph@codesourcery.com>
26204 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
26205 expression before any __builtin_trap call.
26206 * c-typeck.c (build_function_call): Convert and check function
26207 arguments before generating a call to a trap. Evaluate the
26208 function arguments before the trap.
26210 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
26213 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
26214 (UNSPEC_FXAM_MEM): New unspec.
26215 (fxam<mode>2_i387_with_temp): New insn and split pattern.
26216 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
26217 memory using fxam<mode>2_i387_with_temp to remove excess precision.
26219 2009-02-19 Richard Guenther <rguenther@suse.de>
26221 PR tree-optimization/39207
26222 PR tree-optimization/39074
26223 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
26224 storedanything_tree): New.
26225 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
26226 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
26227 (build_succ_graph): Add edges from STOREDANYTHING to all
26229 (init_base_vars): Initialize STOREDANYTHING.
26230 (compute_points_to_sets): Free substitution info after
26231 building the succ graph.
26232 (ipa_pta_execute): Likewise.
26234 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
26236 (do_ds_constraint): Do not add to special var or non-pointer
26238 (type_could_have_pointers): Split out from ...
26239 (could_have_pointers): ... here. For arrays use the element type.
26240 (create_variable_info_for): Initialize may_have_pointers.
26241 (new_var_info): Likewise.
26242 (handle_lhs_call): Make the HEAP variable unknown-sized.
26243 (intra_create_variable_infos): Use a type with pointers for
26244 PARM_NOALIAS, make it unknown-sized.
26246 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
26249 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
26251 2009-02-18 Jason Merrill <jason@redhat.com>
26254 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
26255 value if DECL_EXTERNAL.
26256 * tree-sra.c (sra_walk_gimple_assign): Likewise.
26257 * target.h (gcc_target::binds_local_p): Clarify "module".
26258 * tree.h (TREE_PUBLIC): Clarify "module".
26260 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
26263 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
26264 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
26266 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
26269 * c.opt (Wabi): Support C and ObjC.
26272 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
26274 * config/i386/i386.c (classify_argument): Warn once about the ABI
26275 change when passing union with long double.
26277 * doc/invoke.texi: Update -Wabi for warning psABI changes.
26279 2009-02-18 Joseph Myers <joseph@codesourcery.com>
26282 * c-parser.c (c_parser_compound_statement): Always enter and leave
26285 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26288 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
26290 2009-02-18 Jakub Jelinek <jakub@redhat.com>
26292 PR tree-optimization/36922
26293 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
26294 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
26297 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26299 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
26302 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26304 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
26306 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26308 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
26311 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
26312 Richard Sandiford <rdsandiford@googlemail.com>
26314 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
26315 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
26316 (loongson_biadd): ...this.
26318 2009-02-17 Richard Guenther <rguenther@suse.de>
26320 PR tree-optimization/39202
26321 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
26322 a var make sure to follow existing collapses.
26324 2009-02-17 Richard Guenther <rguenther@suse.de>
26326 PR middle-end/39214
26327 * langhooks.c (lhd_print_error_function): Check for NULL block.
26329 2009-02-17 Richard Guenther <rguenther@suse.de>
26331 PR tree-optimization/39204
26332 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
26335 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
26337 * config/soft-fp/double.h: Update from glibc CVS.
26339 2009-02-17 Richard Guenther <rguenther@suse.de>
26341 PR tree-optimization/39207
26342 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
26343 strict-aliasing warnings for pointers pointing to NULL.
26345 2009-02-16 Joseph Myers <joseph@codesourcery.com>
26348 * c-parser.c (c_parser_braced_init): Call pop_init_level when
26349 skipping until next close brace.
26351 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
26354 * config/i386/i386.c (ix86_expand_push): Set memory alignment
26355 to function argument boundary.
26357 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
26359 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
26360 in the lea_add. Reload eventually constraints it properly.
26361 * config/picochip/constraints.md: Remove the target constraint
26362 "b", since it is not needed anymore.
26364 2009-02-16 Jakub Jelinek <jakub@redhat.com>
26366 * gthr-dce.h: Uglify function parameter and local variable names.
26367 * gthr-gnat.h: Likewise.
26368 * gthr-mipssde.h: Likewise.
26369 * gthr-nks.h: Likewise.
26370 * gthr-posix95.h: Likewise.
26371 * gthr-posix.h: Likewise.
26372 * gthr-rtems.h: Likewise.
26373 * gthr-single.h: Likewise.
26374 * gthr-solaris.h: Likewise.
26375 * gthr-tpf.h: Likewise.
26376 * gthr-vxworks.h: Likewise.
26377 * gthr-win32.h: Likewise.
26379 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
26382 * config/i386/i386.md: Restrict the new peephole2 to move
26383 between MMX/SSE registers.
26385 2009-02-15 Richard Guenther <rguenther@suse.de>
26388 2009-02-13 Richard Guenther <rguenther@suse.de>
26390 * configure.ac: Enable LFS.
26391 * configure: Re-generate.
26392 * config.in: Likewise.
26394 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26396 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
26397 spu_srqwbyte, spu_srqwbytebc): Define.
26398 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
26399 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
26400 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
26401 "shrqby_<mode>"): New insn-and-split patterns.
26402 * config/spu/spu.c (expand_builtin_args): Determine and return
26403 number of operands using spu_builtin_description data.
26404 (spu_expand_builtin_1): Use it.
26406 2009-02-13 Steve Ellcey <sje@cup.hp.com>
26409 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
26412 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26415 * config/i386/i386.c (override_options): Correct warning
26416 messages for -malign-loops, -malign-jumps and -malign-functions.
26418 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26421 * config/i386/i386.md: Restrict the new peephole2 to move
26422 between the general purpose registers.
26424 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26427 * config/i386/i386.c (type_natural_mode): Add a new argument.
26428 Return the original mode and warn ABI change if vector size is 32byte.
26429 (function_arg_advance): Updated.
26430 (function_arg): Likewise.
26431 (ix86_function_value): Likewise.
26432 (ix86_return_in_memory): Likewise.
26433 (ix86_sol10_return_in_memory): Likewise.
26434 (ix86_gimplify_va_arg): Likewise.
26435 (function_arg_32): Don't warn ABX ABI change here.
26436 (function_arg_64): Likewise.
26438 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
26440 * loop-iv.c (implies_p): In the final case, test that operands 0
26441 of the two comparisons match.
26443 * config/bfin/bfin.c (find_prev_insn_start): New function.
26444 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
26445 (find_next_insn_start): Move.
26447 2009-02-13 Richard Guenther <rguenther@suse.de>
26449 * configure.ac: Enable LFS.
26450 * configure: Re-generate.
26451 * config.in: Likewise.
26453 2009-02-13 Joseph Myers <joseph@codesourcery.com>
26456 * c-parser.c (c_parser_parms_list_declarator): Discard pending
26457 sizes on syntax error after some arguments have been parsed.
26459 2009-02-12 Jakub Jelinek <jakub@redhat.com>
26461 * doc/invoke.texi (-fira): Remove.
26463 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26465 * caller-save.c: Replace regclass.c with reginfo.c in comments.
26466 * recog.c: Likewise.
26469 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
26471 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
26472 (umul_ppmm): Likewise.
26473 (count_leading_zeros): Likewise.
26474 (count_trailing_zeros): Likewise.
26475 (UMUL_TIME): Likewise.
26477 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26479 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
26480 soft-fp/t-softfp to tmake_file.
26482 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
26483 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
26484 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
26485 IA64_BUILTIN_INFQ]: New.
26486 (ia64_init_builtins): Initialize __builtin_infq,
26487 __builtin_fabsq and __builtin_copysignq if not HPUX.
26488 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
26489 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
26491 * config/ia64/lib1funcs.asm (__divtf3): Define only if
26493 (__fixtfti): Likewise.
26494 (__fixunstfti): Likewise.
26495 (__floattitf): Likewise.
26497 * config/ia64/libgcc-glibc.ver: New.
26498 * config/ia64/t-fprules-softfp: Likewise.
26499 * config/ia64/sfp-machine.h: Likewise.
26501 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
26502 (LIBGCC2_TF_CEXT): Likewise.
26503 (TF_SIZE): Likewise.
26504 (TARGET_INIT_LIBFUNCS): Likewise.
26506 * config/ia64/t-glibc (SHLINB_MAPFILES):
26507 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
26509 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26511 * config/i386/i386.c (construct_container): Rewrite processing
26512 BLKmode with X86_64_SSE_CLASS.
26514 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
26517 * config/i386/i386.md: Replace simplify_replace_rtx with
26518 replace_rtx in the new peephole2.
26520 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
26522 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
26523 loop unrolling do not happen at -O2.
26525 2009-02-12 Michael Matz <matz@suse.de>
26527 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
26529 2009-02-12 Jakub Jelinek <jakub@redhat.com>
26531 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
26534 2009-02-12 Ben Elliston <bje@au.ibm.com>
26536 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
26537 patterns when updating the back chain. Missed in the 2009-02-10
26540 2009-02-11 Janis Johnson <janis187@us.ibm.com>
26542 * doc/extend.texi (Decimal Floating Types): Update identifier of
26543 draft TR and list of missing support.
26545 2009-02-11 Jakub Jelinek <jakub@redhat.com>
26547 PR middle-end/39154
26548 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
26549 bit to variable length decl's flags, add it also to its
26550 pointer replacement variable.
26552 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
26553 Jakub Jelinek <jakub@redhat.com>
26556 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
26557 (memory_blockage): New expander.
26558 (*memory_blockage): New insn pattern.
26559 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
26560 instead of general blockage at the end of function prologue when
26561 frame pointer is used to access red zone area. Do not emit blockage
26562 when profiling, it is emitted in generic code.
26563 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
26564 function epilogue when frame pointer is used to access red zone area.
26566 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
26569 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
26570 by arithmetic with memory operands.
26571 * config/i386/predicates.md (commutative_operator): New.
26573 2009-02-10 Janis Johnson <janis187@us.ibm.com>
26575 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
26578 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
26580 * alias.h (record_alias_subset): Declare.
26581 * alias.c (record_alias_subset): Make global.
26583 2009-02-10 Nick Clifton <nickc@redhat.com>
26585 * tree-parloops.c: Change license to GPLv3.
26586 * ipa-struct-reorg.c: Change license to GPLv3.
26587 * ipa-struct-reorg.h: Change license to GPLv3.
26589 2009-02-10 Steve Ellcey <sje@cup.hp.com>
26592 * c-decl.c (start_struct): Return NULL on error.
26594 2009-02-10 Jakub Jelinek <jakub@redhat.com>
26596 PR middle-end/39124
26597 * cfgloopmanip.c (remove_path): Call remove_bbs after
26598 cancel_loop_tree, not before it.
26601 * function.h (struct function): Add has_local_explicit_reg_vars bit.
26602 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
26603 VAR_DECLs were seen.
26604 * tree-ssa-live.c (remove_unused_locals): Recompute
26605 cfun->has_local_explicit_reg_vars.
26606 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
26607 copies or clearings if cfun->has_local_explicit_reg_vars.
26609 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
26612 * config/i386/i386.c (expand_prologue): Emit blockage at the end
26613 of function prologue when frame pointer is used to access
26616 2009-02-10 Richard Guenther <rguenther@suse.de>
26618 PR middle-end/39127
26619 * gimplify.c (gimple_regimplify_operands): Always look if
26620 we need to create a temporary.
26622 2009-02-10 Richard Guenther <rguenther@suse.de>
26624 PR tree-optimization/39132
26625 * tree-loop-distribution.c (todo): New global var.
26626 (generate_memset_zero): Trigger TODO_rebuild_alias.
26627 (tree_loop_distribution): Return todo.
26629 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
26632 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
26633 (x86_64_reg_class_name): Removed.
26634 (classify_argument): Return 0 if bytes > 32. Return 0 if the
26635 first one isn't X86_64_SSE_CLASS or any other ones aren't
26636 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
26637 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
26638 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
26639 and 3 X86_64_SSEUP_CLASS.
26640 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
26641 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
26643 2009-02-10 Ben Elliston <bje@au.ibm.com>
26645 * config/rs6000/rs6000.md (allocate_stack): Always use an update
26646 form instruction to update the stack back chain word, even if the
26647 user has disabled the generation of update instructions.
26648 (movdi_<mode>_update_stack): New.
26649 (movsi_update_stack): Likewise.
26650 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
26651 always use an update form instruction to update the stack back
26654 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
26656 PR middle-end/38953
26657 * graphite.c (if_region_set_false_region): After moving a region in
26658 the false branch of a condition, remove the empty dummy basic block.
26659 (gloog): Remove wrong fix for PR38953.
26661 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26663 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
26664 generation due to implicit sign extension.
26666 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
26668 PR middle-end/38981
26669 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
26670 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
26672 2009-02-09 Richard Guenther <rguenther@suse.de>
26674 PR middle-end/35202
26675 * convert.c (convert_to_real): Disable (float)fn((double)x)
26676 to fnf(x) conversion if errno differences may occur and
26677 -fmath-errno is set.
26679 2009-02-07 Anatoly Sokolov <aesok@post.ru>
26681 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
26682 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
26683 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
26685 2009-02-06 Joseph Myers <joseph@codesourcery.com>
26688 * c-common.c (handle_alias_attribute): Disallow attribute for
26689 anything not a FUNCTION_DECL or VAR_DECL.
26691 2009-02-06 Janis Johnson <janis187@us.ibm.com>
26694 * real.c (do_compare): Special-case compare of zero against
26695 decimal float value.
26697 2009-02-06 Joseph Myers <joseph@codesourcery.com>
26700 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
26701 as indicating flexible array members unless the field itself is
26702 being declarared as the incomplete array.
26704 2009-02-06 Jan Hubicka <jh@suse.cz>
26706 PR tree-optimization/38844
26707 * ipa-inline.c (try_inline): Stop inlining recursion when edge
26708 is already inlined.
26710 2009-02-06 Richard Guenther <rguenther@suse.de>
26712 PR middle-end/38977
26713 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
26714 fork because we may expand it as __gcov_fork.
26716 2009-02-06 Nick Clifton <nickc@redhat.com>
26718 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
26720 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
26722 PR tree-optimization/35659
26723 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
26724 vn_phi_eq): Shortcut if hashcode does not match.
26725 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
26727 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
26728 and avoid iterative_hash_expr.
26729 (FOR_EACH_VALUE_ID_IN_SET): New.
26730 (value_id_compare): Remove.
26731 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
26732 sort expressions by value id.
26734 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
26737 * config/sh/predicates.md (general_movsrc_operand): Don't check
26738 the subreg of system registers here.
26740 2009-02-05 Jakub Jelinek <jakub@redhat.com>
26743 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
26744 on the copied decl.
26746 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
26748 PR rtl-optimization/39110
26749 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
26750 addresses, not aligned ones.
26752 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
26753 Richard Guenther <rguenther@suse.de>
26755 PR tree-optimization/39100
26756 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
26757 comment says and add edges.
26759 2009-02-05 Joseph Myers <joseph@codesourcery.com>
26762 * c-common.c (handle_tls_model_attribute): Ignore attribute for
26763 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
26765 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
26767 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
26768 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
26769 register_bb_in_sese, new_sese, free_sese): Moved.
26770 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
26771 outermost_loop_in_scop, build_scop_iteration_domain,
26772 expand_scalar_variables_ssa_name, get_vdef_before_scop,
26773 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
26774 Use loop_in_sese_p instead of loop_in_scop_p.
26775 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
26776 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
26777 (scopdet_basic_block_info): Fix bug in scop detection.
26778 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
26779 eq_loop_to_cloog_loop): Remove.
26780 (nb_loops_around_loop_in_scop, nb_loop
26781 ref_nb_loops): Moved here...
26782 * graphite.h (ref_nb_loops): ... from here.
26783 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
26784 (loop_domain_dim, loop_iteration_vector_dim): Remove.
26785 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
26787 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
26788 Hans-Peter Nilsson <hp@axis.com>
26790 PR rtl-optimization/37889
26791 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
26792 Move offset handling from PLUS to before the switch. Use new
26793 arguments when considering SYMBOL_REFs too.
26794 (rtx_addr_can_trap_p): Pass dummy offset and size.
26795 (enum may_trap_p_flags): Remove.
26796 (may_trap_p_1): Pass size from MEM_SIZE.
26798 PR rtl-optimization/38921
26799 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
26800 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
26801 * rtlanal.c (may_trap_after_code_motion_p): Delete.
26802 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
26804 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
26806 AVX Programming Reference (January, 2009)
26807 * config/i386/sse.md (*vpclmulqdq): New.
26809 2009-02-04 Jakub Jelinek <jakub@redhat.com>
26811 PR tree-optimization/38977
26812 PR gcov-profile/38292
26813 * calls.c (special_function_p): Disregard __builtin_ prefix.
26815 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
26817 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
26818 non-indexable addresses even before reload.
26820 2009-02-03 Joseph Myers <joseph@codesourcery.com>
26823 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
26824 as having variable size. Do not give an error for unnamed
26825 parameters with [*] declarators. Give a warning for type names
26826 with [*] declarators and mark them as variable size.
26827 * c-parser.c (c_parser_sizeof_expression): Do not give an error
26828 for sizeof applied to [*] type names.
26830 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
26833 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
26835 2009-02-03 Jakub Jelinek <jakub@redhat.com>
26837 * gcc.c (process_command): Update copyright notice dates.
26838 * gcov.c (print_version): Likewise.
26839 * gcov-dump.c (print_version): Likewise.
26840 * mips-tfile.c (main): Likewise.
26841 * mips-tdump.c (main): Likewise.
26843 2009-02-03 Joseph Myers <joseph@codesourcery.com>
26846 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
26847 for composite type involving a zero-length array type.
26849 2009-02-03 Jakub Jelinek <jakub@redhat.com>
26852 * function.c (match_asm_constraints_1): Skip over
26853 initial optional % in the constraint.
26855 PR inline-asm/39059
26856 * c-parser.c (c_parser_postfix_expression): If fixed point is not
26857 supported, don't accept FIXED_CSTs.
26858 * c-decl.c (finish_declspecs): Error if fixed point is not supported
26859 and _Sat is used without _Fract/_Accum. Set specs->type to
26860 integer_type_node for cts_fract/cts_accum if fixed point is not
26863 2009-02-02 Catherine Moore <clm@codesourcery.com>
26865 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
26867 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
26869 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
26870 (ABI_HAS_64BIT_SYMBOLS): Use it.
26871 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
26873 2009-02-02 Paul Brook <paul@codesourcery.com>
26875 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
26877 2009-02-02 Jakub Jelinek <jakub@redhat.com>
26879 PR inline-asm/39058
26880 * recog.h (asm_operand_ok): Add constraints argument.
26881 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
26882 recurse on matching constraint.
26883 (check_asm_operands): Pass constraints as 3rd argument to
26884 asm_operand_ok. Don't look up matching constraint here.
26885 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
26888 2009-02-02 Ben Elliston <bje@au.ibm.com>
26890 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
26891 TARGET_NARROW_VOLATILE_BITFIELD macro names.
26893 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26895 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
26896 information. Remove some obsolete information. Reorganize.
26898 * config/pa/fptr.c: Revert license to GPL 2.
26899 * config/pa/milli64.S: Likewise.
26901 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
26904 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
26905 LIBRARY name in, instead of hard-coding it.
26906 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
26907 extra target make frag to tmake_files according to EH model.
26908 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
26909 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
26910 frags that define makefile variable EH_MODEL appropriately.
26911 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
26912 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
26913 to "-sjlj" according to type of EH configured.
26914 (LIBGCC_SONAME): Concatenate it to shared library base name.
26915 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
26916 to "_sjlj" according to type of EH configured.
26917 (LIBGCC_SONAME): Concatenate it to shared library base name.
26918 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
26919 (SHLIB_LINK): Add missing semicolon to if-else construct.
26920 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
26921 string value of "pe_dll" command-line option.
26922 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
26923 (SHLIB_SONAME): Use it when overriding t-cygming default.
26924 (SHLIB_IMPLIB): Override t-cygming default.
26925 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
26926 string value of "pe_dll" command-line option.
26928 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
26931 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
26932 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
26934 2009-01-31 Richard Guenther <rguenther@suse.de>
26936 PR tree-optimization/38937
26937 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
26938 computing the transitive closure.
26940 2009-01-30 Richard Guenther <rguenther@suse.de>
26942 PR tree-optimization/39041
26943 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
26944 Propagate variable indices only if the types match for this stmt.
26946 2009-01-30 Jakub Jelinek <jakub@redhat.com>
26949 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
26950 inline but never defined.
26952 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
26954 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
26955 (*insv_h_di_reg_extimm): New insn.
26956 (*insv_l<mode>_reg_extimm): New insn.
26958 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
26960 * config/picochip/picochip.c (flag_conserve_stack): set
26961 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
26962 fconserve-stack. Reduce call-overhead used by inliner.
26964 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
26967 * common.opt (flag_conserve_stack): Initialised to zero.
26969 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
26972 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
26973 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
26976 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
26978 * ira-color.c (allocno_reload_assign): Update comments.
26979 * regmove.c (regmove_optimize): Likewise.
26983 2009-01-29 Robert Millan <rmh@aybabtu.com>
26985 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
26986 * config/i386/kopensolaris-gnu.h: New file. Undefine
26987 `MD_UNWIND_SUPPORT'.
26988 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
26990 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
26992 PR tree-optimization/39007
26993 * tree-loop-distribution.c (generate_builtin): Use
26994 recompute_dominator to compute the immediate dominator of the
26995 basic block just after the loop.
26997 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
26999 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
27000 (ASM_OUTPUT_DWARF_PCREL): Define.
27002 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
27004 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
27005 * doc/passes.texi: Remove entries about regclass, local-alloc, and
27006 global. Modify entries about regmove and IRA.
27008 * ra-conflict.c: Remove the file.
27010 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
27012 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
27013 (pass_regclass_init): Rename to pass_reginfo_init.
27015 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
27017 * toplev.h (flag_ira): Remove.
27019 * caller-save.c (setup_save_areas): Remove flag_ira.
27021 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
27023 * global.c: Remove the file.
27025 * opts.c (decode_options): Remove flag_ira.
27027 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
27029 * regmove.c: Modify file description.
27030 (find_use_as_address, try_auto_increment): Define them only if
27031 AUTO_INC_DEC is defined.
27032 (replacement_quality, replace_in_call_usage, fixup_match_1,
27033 stable_and_no_regs_but_for_p): Remove.
27034 (reg_set_in_bb): Make it static.
27035 (regmove_optimize): Remove flag_ira and code which worked for
27038 * local-alloc.c: Remove the file.
27040 * common.opt (fira): Remove.
27042 * ira.c: Include except.h.
27043 (eliminable_regset): Move from global.c.
27044 (mark_elimination): Ditto. Remove flag_ira.
27045 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
27046 equiv_mem_modified, validate_equiv_mem_from_store,
27047 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
27048 contains_replace_regs, memref_referenced_p, memref_used_between_p,
27049 no_equiv, recorded_label_ref): Move from local-alloc.c.
27050 (update_equiv_regs): Ditto. Make it static.
27051 (print_insn_chain, print_insn_chains): Move it from global.c.
27052 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
27053 (build_insn_chain): Ditto. Make it static.
27054 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
27055 Rename to init_live_subregs.
27056 (gate_ira): Remove flag_ira.
27058 * regclass.c: Rename reginfo.c. Change file description.
27059 (FORBIDDEN_INC_DEC_CLASSES): Remove.
27060 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
27061 (init_reg_sets_1): Remove code for evaluation of
27062 reg_class_superclasses and losing_caller_save_reg_set.
27063 (init_regs): Remove init_reg_autoinc.
27064 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
27065 ok_for_base_p_nonstrict): Remove.
27066 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
27067 (pass_regclass_init): Rename to pass_reginfo_init. Modify
27068 corresponding entries.
27069 (dump_regclass, record_operand_costs, scan_one_insn,
27070 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
27071 record_address_regs, auto_inc_dec_reg_p): Remove.
27072 (gt-regclass.h): Rename to gt-reginfo.h.
27074 * rtl.h (dump_global_regs, retry_global_alloc,
27075 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
27077 * Makefile.in (RA_H): Remove.
27078 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
27079 Rename regclass.o to reginfo.o.
27080 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
27082 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
27083 (GTFILES): Rename regclass.c to reginfo.c.
27085 * passes.c (init_optimization_passes): Remove pass_local_alloc and
27086 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
27088 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
27089 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
27091 (finish_spills): Ditto. Remove code for !flag_ira.
27093 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
27095 PR middle-end/35854
27096 * doc/invoke.texi (rtl debug options): Complete rewrite.
27097 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
27099 * mode-switching.c (pass_mode_switching): Rename pass from
27100 "mode-sw" to "mode_sw".
27101 * except.c (pass_convert_to_eh_ranges): Rename pass from
27102 "eh-ranges" to "eh_ranges".
27103 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
27107 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
27108 Alexander Monakov <amonakov@ispras.ru>
27110 PR middle-end/38857
27111 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
27113 (move_exprs_to_boundary): Change return type and pass through
27114 should_move from move_op. Relax assert. Update usage ...
27115 (schedule_expr_on_boundary): ... here. Use should_move instead of
27117 (move_op_orig_expr_found): Indicate that insn was disconnected from
27119 (code_motion_process_successors): Do not call after_merge_succs
27120 callback if original expression was not found when traversing any of
27122 (code_motion_path_driver): Change return type. Update prototype.
27123 (move_op): Update comment. Add a new parameter (should_move). Update
27124 prototype. Set *should_move based on indication provided by
27125 move_op_orig_expr_found.
27127 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
27129 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
27130 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
27131 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
27132 * config/rs6000/rs6000.c (rs6000_override_options): Default
27133 avoid-indexed-addresses on for Power6, off for everything else.
27134 (avoiding_indexed_address_p): New function.
27135 (rs6000_legitimize_address): Use it.
27136 (rs6000_legitimate_address): Likewise.
27137 * config/rs6000/rs6000.md (movXX_updateX): Likewise
27139 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
27141 PR tree-optimization/38997
27142 * tree-loop-distribution.c (generate_memset_zero): Use
27143 POINTER_PLUS_EXPR for a pointer addition.
27145 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
27147 * config/s390/s390.md (bswap<mode>2): New pattern added.
27149 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27151 * config/s390/s390.md (*tls_load_31): Added type attribute.
27153 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27155 * config/s390/s390.md: Fix a few comments.
27157 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27159 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
27160 (*tm<mode>_full): Fixed z10prop attribute.
27161 (*tst<mode>_extimm): Fixed z10prop attribute.
27162 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
27163 (*tstqiCCT_cconly): Fixed z10prop attribute.
27164 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
27165 (*movsi_larl): Fixed z10prop attribute.
27166 (*movsi_zarch): Fixed z10prop attribute.
27167 (*movsi_eas): Fixed z10prop attribute.
27168 (*movhi): Fixed z10prop attribute.
27169 (*movqi): Fixed z10prop attribute.
27170 (*movstrictqi): Fixed z10prop attribute.
27171 (*mov<mode>): Fixed z10prop attribute.
27172 (*movcc): Fixed z10prop attribute.
27173 (*sethighpartdi_64): Fixed z10prop attribute.
27174 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
27175 (*negdi2_sign_cc): Fixed z10prop attribute.
27176 (*negdi2_sign): Fixed z10prop attribute.
27177 (*absdi2_sign_cc): Fixed z10prop attribute.
27178 (*absdi2_sign): Fixed z10prop attribute.
27179 (*negabsdi2_sign_cc): Fixed z10prop attribute.
27180 (*negabsdi2_sign): Fixed z10prop attribute.
27181 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
27182 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
27183 (doloop_si64): Fixed z10prop attribute.
27184 (doloop_si31): Fixed z10prop attribute.
27185 (doloop_long): Fixed z10prop attribute.
27186 (indirect_jump): Fixed z10prop attribute.
27187 (nop): Fixed z10prop attribute.
27188 (main_base_64): Fixed z10prop attribute.
27189 (reload_base_64): Fixed z10prop attribute.
27191 2009-01-28 Jakub Jelinek <jakub@redhat.com>
27193 PR rtl-optimization/38740
27194 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
27196 * config/mips/mips.c (mips_reorg): Likewise.
27198 2009-01-28 Richard Guenther <rguenther@suse.de>
27200 PR tree-optimization/38926
27201 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
27202 with the correct value id to a value.
27203 (do_regular_insertion): Use the value number of edoubleprime
27204 for the value number of the expr.
27207 2008-08-21 Richard Guenther <rguenther@suse.de>
27209 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
27210 a PHI ask VN if it is already available.
27211 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
27212 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
27214 2009-01-28 Jakub Jelinek <jakub@redhat.com>
27216 PR middle-end/38934
27217 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
27218 set to varying whenever max has TREE_OVERFLOW set, similarly
27219 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
27221 2009-01-28 Richard Guenther <rguenther@suse.de>
27223 PR middle-end/38908
27224 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
27225 uninitialized aggregate uses in call arguments.
27227 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
27229 PR tree-optimization/38984
27230 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
27231 the nothing_id variable if -fno-delete-null-pointer-checks.
27233 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
27236 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
27237 (set_got_offset_rex64): Ditto.
27239 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
27242 * doc/extend.texi: Improve local variable with asm reg.
27244 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
27246 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
27247 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
27248 was not supplied then set warn_packed_bitfield_compat to the
27249 default value of 1.
27250 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
27253 2009-01-27 Richard Guenther <rguenther@suse.de>
27255 PR tree-optimization/38503
27256 * cfgexpand.c (expand_gimple_basic_block): Ignore
27257 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
27258 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
27259 variables that cannot have TBAA applied.
27260 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
27263 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
27265 PR middle-end/38969
27266 * calls.c (initialize_argument_information): Do not wrap complex
27267 arguments in SAVE_EXPR.
27269 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
27271 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
27272 (INSTALL_LIBGCC): Revert typo commit.
27274 2009-01-26 Richard Guenther <rguenther@suse.de>
27276 PR tree-optimization/38745
27277 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
27278 from special handling.
27280 2009-01-26 Richard Guenther <rguenther@suse.de>
27282 PR tree-optimization/38745
27283 * tree-ssa.c (execute_update_addresses_taken): Do not include
27284 variables that cannot possibly be a register in not_reg_needs.
27285 Do not clear TREE_ADDRESSABLE on vars that may not become
27287 * tree-ssa.c (update_alias_info_1): Include those in the set
27288 of addressable vars.
27290 2009-01-26 Richard Guenther <rguenther@suse.de>
27292 PR middle-end/38851
27293 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
27294 * tree-ssa-dse.c: Include langhooks.h
27295 (execute_simple_dse): Remove stores with zero size.
27297 2009-01-24 Jakub Jelinek <jakub@redhat.com>
27300 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
27303 2009-01-24 Julian Brown <julian@codesourcery.com>
27305 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
27306 config/arm/linux-atomic.c.
27307 * config/arm/linux-atomic.c: New.
27309 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
27311 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
27312 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
27313 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
27315 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
27318 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
27321 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
27323 PR tree-optimization/38953
27324 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
27325 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
27326 (gloog): Split the exit of the scop when the scop exit is a loop exit.
27327 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
27330 2009-01-24 Paul Brook <paul@codesourcery.com>
27332 * config/arm/neon.md (neon_type): Move to arm.md.
27333 (neon_mov<VSTRUCT>): Add neon_type attribute.
27334 * config/arm/arm.md (neon_type): Move to here.
27335 (conds): Add "unconditioal" and use as default for NEON insns.
27337 2009-01-24 Ben Elliston <bje@au.ibm.com>
27339 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
27340 void *' warning from -Wc++-compat.
27341 * Makefile.in (dominance.o-warn): Remove.
27343 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
27345 PR tree-optimization/38932
27346 * fold-const.c (fold_unary_ignore_overflow): New.
27347 * tree.h (fold_unary_ignore_overflow): Declare.
27348 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
27349 * tree-ssa-sccvn.c (visit_reference_op_load,
27350 simplify_unary_expression): Likewise.
27352 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
27354 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
27355 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
27356 regardless of their type.
27357 * c-common.c (handle_packed_attribute): Don't ignore packed on
27359 * c.opt (Wpacked-bitfield-compat): New warning option.
27360 * stor-layout.c (place_field): Warn if offset of a field changed.
27361 * doc/extend.texi (packed): Mention the ABI change.
27362 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
27363 (Warning Options): Add it to the list.
27365 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
27367 * c-opts.c (c_common_post_options): Fix a typo in comments.
27369 2009-01-22 Steve Ellcey <sje@cup.hp.com>
27371 PR middle-end/38615
27372 * gimplify.c (gimplify_init_constructor): Fix promotion of const
27373 variables to static.
27374 * doc/invoke.texi (-fmerge-all-constants): Update description.
27376 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
27379 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
27380 (*movdi_1_rex64): Use type "mmx" for alternative 5.
27382 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
27384 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
27386 (LOCAL_ALIGNMENT): Similarly.
27388 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
27389 Joseph Myers <joseph@codesourcery.com>
27391 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
27392 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
27393 * config/arm/arm-tune.md: Regenerate.
27394 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
27397 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
27399 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
27400 version number to five.
27402 2009-01-22 Dodji Seketeli <dodji@redhat.com>
27405 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
27406 * c-common.c (set_underlying_type): Likewise.
27407 (is_typedef_decl ): Likewise
27409 (set_underlying_type): Likewise.
27410 (is_typedef_type): Likewise.
27412 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
27414 PR middle-end/38587
27415 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
27418 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
27421 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
27422 (LIBGCC_SPEC): Don't define.
27423 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
27425 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
27427 PR rtl-optimization/38879
27428 * alias.c (base_alias_check): Unaligned access via AND address can
27429 alias all surrounding object types except those with sizes equal
27430 or wider than the size of unaligned access.
27432 2009-01-21 Dodji Seketeli <dodji@redhat.com>
27435 * c-decl.c (clone_underlying_type): Move this ...
27436 * c-common.c (set_underlying_type): ... here.
27437 Also, make sure the function properly sets TYPE_STUB_DECL() on
27438 the newly created typedef variant type.
27439 (is_typedef_decl ): New entry point.
27440 * tree.h: Added a new member member_types_needing_access_check to
27441 struct tree_decl_non_common.
27442 (set_underlying_type): New entry point.
27443 (is_typedef_type): Likewise.
27445 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
27447 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
27448 Check whether two instructions have memory references that
27449 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
27450 are helper functions for traversing.
27451 * alias.h (insn_alias_sets_confilict_p): New prototypes.
27452 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
27453 not to draw dependency edge for instructions with non-conflicting
27456 2009-01-20 Joseph Myers <joseph@codesourcery.com>
27459 * longlong.h: Update copyright years. Use soft-fp license notice.
27460 Sync __clz_tab declaration with glibc.
27462 2009-01-20 Steve Ellcey <sje@cup.hp.com>
27465 * doc/extend.texi (syscall_linkage): New.
27466 (version_id): Modify.
27468 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
27469 Richard Guenther <rguenther@suse.de>
27471 PR tree-optimization/38747
27472 PR tree-optimization/38748
27473 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
27474 conversion if the base address is an indirect reference and the
27475 aliasing sets could cause issues.
27477 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
27479 * common.opt (fgraphite, fgraphite-identity): Add comment for
27480 explaining why these options are not documented.
27482 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
27484 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
27485 gimple_call_lhs is NULL.
27487 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
27490 * emit-rtl.c (adjust_address_1): Make sure memref is never
27493 2009-01-20 Ben Elliston <bje@au.ibm.com>
27495 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
27496 const qualifier from arg parameter. Remove unnecessary cast to char *.
27497 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
27498 const qualifier from arg 2.
27500 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
27502 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
27504 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
27507 * rtl.h (reinit_regs): New prototype.
27508 * regclass.c: Include ira.h.
27509 (reinit_regs): New.
27510 * Makefile.in (regclass.o): Add ira.h.
27511 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
27513 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
27516 * c-common.c (handle_aligned_attribute): Use
27517 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
27518 default alignment value.
27520 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
27522 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
27523 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
27525 * doc/extend.texi: Update __attribute__ ((aligned)). Document
27526 __BIGGEST_ALIGNMENT__.
27528 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
27530 2009-01-18 Richard Guenther <rguenther@suse.de>
27532 PR tree-optimization/38819
27533 * tree-flow.h (operation_could_trap_helper_p): Declare.
27534 * tree-eh.c (operation_could_trap_helper_p): Export.
27535 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
27536 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
27537 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
27538 are about to insert a possibly trapping instruction and fail
27541 2009-01-18 Andreas Schwab <schwab@suse.de>
27543 * doc/install.texi (Configuration): Remove obsolete paragraph
27544 about use of --with-gnu-ld with --with-gnu-as.
27546 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
27548 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
27549 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
27550 Follow spelling conventions.
27552 2009-01-18 Ben Elliston <bje@au.ibm.com>
27554 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
27555 C++ warning about implicit conversion from void * to struct
27557 (bitmap_obstack_free): Likewise for bitmap_element *.
27558 * Makefile.in (bitmap.o-warn): Remove.
27560 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
27562 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
27564 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
27565 Tobias Grosser <tobi.grosser@amd.com>
27567 * graphite.c (graphite_trans_scop_block): Do not block single
27570 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
27572 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
27573 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
27574 test with assertion.
27576 2009-01-16 Richard Guenther <rguenther@suse.de>
27578 PR tree-optimization/38835
27579 PR middle-end/36227
27580 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
27581 and INT + PTR -> (INT)(PTR p+ INT) folding.
27582 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
27584 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
27587 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
27588 the subreg from a lowpart subreg if it is also casting the value.
27590 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
27591 Tobias Grosser <tobi.grosser@amd.com>
27593 * graphite.c (compare_prefix_loops): New.
27594 (build_scop_canonical_schedules): Rewritten.
27595 (graphite_transform_loops): Move build_scop_canonical_schedules
27596 after build_scop_iteration_domain.
27598 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
27599 Tobias Grosser <tobi.grosser@amd.com>
27601 * graphite.c (add_conditions_to_domain): Add the loops to
27602 the dimension of the iteration domain. Do copy the domain
27603 only when it exists.
27604 (build_scop_conditions_1): Do not call add_conditions_to_domain.
27605 (add_conditions_to_constraints): New.
27606 (can_generate_code_stmt, can_generate_code): Removed.
27607 (gloog): Do not call can_generate_code.
27608 (graphite_transform_loops): Call add_conditions_to_constraints
27609 after building the iteration domain.
27611 2009-01-16 Jakub Jelinek <jakub@redhat.com>
27613 PR tree-optimization/38789
27614 * tree-ssa-threadedge.c
27615 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
27616 __builtin_constant_p.
27618 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
27620 * dce.c (delete_unmarked_insns): Reversed the order that insns are
27621 examined before deleting them.
27623 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
27625 * function.c (aggregate_value_p): Correctly extract the function
27626 type from CALL_EXPR_FN lookup.
27628 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
27630 * config/picochip/picochip.c (picochip_override_options): Revert
27631 CFI asm flag disable commited previously.
27633 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
27634 Tobias Grosser <tobi.grosser@amd.com>
27635 Jan Sjodin <jan.sjodin@amd.com>
27637 * graphite.c (scan_tree_for_params): On substractions negate
27638 all the coefficients of the term.
27639 (clast_to_gcc_expression_red): New. Handle reduction expressions
27640 of more than two operands.
27641 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
27642 (get_vdef_before_scop): Handle also the case of default definitions.
27644 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
27646 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
27647 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
27648 Also use them when walking CALL_INSN_FUNCTION_USAGE.
27650 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
27651 Joey Ye <joey.ye@intel.com>
27653 PR middle-end/37843
27654 * cfgexpand.c (expand_stack_alignment): Don't update stack
27655 boundary nor check incoming stack boundary here.
27656 (gimple_expand_cfg): Update stack boundary and check incoming
27657 stack boundary here.
27659 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
27661 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
27663 2009-01-14 Jakub Jelinek <jakub@redhat.com>
27665 PR rtl-optimization/38245
27666 * calls.c (expand_call): Add stack arguments to
27667 CALL_INSN_FUNCTION_USAGE even for pure calls (when
27668 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
27669 in regs and partially in memory or BLKmode arguments.
27670 (emit_library_call_value_1): Add stack arguments to
27671 CALL_INSN_FUNCTION_USAGE even for pure calls (when
27672 ACCUMULATE_OUTGOING_ARGS).
27673 * dce.c: Include tm_p.h.
27674 (find_call_stack_args): New function.
27675 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
27677 (mark_insn): Call find_call_stack_args for CALL_Ps.
27678 (prescan_insns_for_dce): Walk insns backwards in bb rather than
27679 forwards. Allocate and free arg_stores bitmap if needed, pass it
27680 down to deletable_insn_p, don't mark stores set in arg_stores
27681 bitmap, clear the bitmap at the beginning of each bb.
27682 * Makefile.in (dce.o): Depend on $(TM_P_H).
27684 2009-01-14 Michael Meissner <gnu@the-meissners.org>
27687 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
27688 to make sure the insn is a conditional test (bug 22599). Reformat a
27691 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
27693 PR middle-end/38431
27694 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
27695 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
27696 (gloog): Do not call cleanup_tree_cfg.
27697 (graphite_transform_loops): Call cleanup_tree_cfg after all
27698 scops have been code generated.
27700 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
27701 * doc/gty.texi (Invoking the garbage collector): Added new node
27702 and section documenting ggc_collect.
27704 2009-01-14 Richard Guenther <rguenther@suse.de>
27706 PR tree-optimization/38826
27707 PR middle-end/38477
27708 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
27709 initialization notes only if we actually emitted a warning.
27710 (intra_create_variable_infos): Add constraints for a result decl
27711 that is passed by hidden reference.
27712 (build_pred_graph): Mark all related variables non-direct on
27715 2009-01-14 Nick Clifton <nickc@redhat.com>
27717 * ira-conflicts.c: Include addresses.h for the definition of
27719 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
27720 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
27722 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
27725 * Makefile.in (ira-lives.o): Add except.h.
27727 * ira-lives.c: Include except.h.
27728 (process_bb_node_lives): Process can_throw_internal.
27730 2009-01-13 Jakub Jelinek <jakub@redhat.com>
27732 PR rtl-optimization/38774
27733 * combine.c (simplify_set): When undoing cc_use change, don't do
27734 PUT_CODE on the newly created comparison, but instead put back the
27737 2009-01-13 Joseph Myers <joseph@codesourcery.com>
27739 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
27740 values. Remove duplicate arm8 entry.
27742 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
27744 PR tree-optimization/38786
27745 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
27746 the SSA_NAME case of expand_scalar_variables_expr.
27747 Set the type of an expression to the type of its assign statement.
27748 (expand_scalar_variables_expr): Also gather the scalar computation
27749 used to index the memory access. Do not pass loop_p.
27750 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
27751 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
27752 the gimple_stmt_iterator where it inserts new code.
27753 Do not pass loop_p.
27754 (copy_bb_and_scalar_dependences): Do not pass loop_p.
27755 (translate_clast): Update call to copy_bb_and_scalar_dependences.
27757 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
27759 * graphite.h (debug_value): Removed.
27760 * graphite.c (debug_value): Removed.
27762 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
27764 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
27765 ldrd/strd with two 32-bit instructions.
27767 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
27769 * config/arm/arm.c (struct processors): Pass for speed down into
27770 cost helper functions.
27771 (const_ok_for_op): Handle COMPARE and inequality nodes.
27772 (arm_rtx_costs_1): Rewrite.
27773 (arm_size_rtx_costs): Update prototype.
27774 (arm_rtx_costs): Pass speed down to helper functions.
27775 (arm_slowmul_rtx_costs): Rework cost calculations.
27776 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
27777 (arm_9e_rtx_costs): Likewise.
27779 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
27781 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
27782 relocations of local symbols wider than UNITS_PER_WORD are not valid.
27783 (alpha_legitimize_address): Do not split local symbols wider than
27784 UNITS_PER_WORD into HIGH/LO_SUM parts.
27786 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
27789 * gcc.c (process_command): Replace call to execvp with calls
27790 to pex_one and exit.
27792 2009-01-03 Anatoly Sokolov <aesok@post.ru>
27795 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
27796 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
27797 variant for devices with 3-byte PC.
27798 (__tablejump_elpm__): New.
27800 2009-01-12 Jakub Jelinek <jakub@redhat.com>
27803 * c-parser.c (c_parser_postfix_expression): Allow `->' in
27804 offsetof member-designator, handle it as `[0].'.
27806 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27808 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
27809 function when not using named sections on targets with named sections
27810 if branch distance is less than 262132.
27812 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
27814 * combine.c (combine_instructions): Recompute
27815 optimize_this_for_speed_p for each BB in the main combine loop.
27817 2009-01-12 Tomas Bily <tbily@suse.cz>
27820 * tree-loop-distribution.c (prop_phis): New function.
27821 (generate_builtin): Call prop_phis.
27823 2009-01-12 Jakub Jelinek <jakub@redhat.com>
27825 PR tree-optimization/38807
27826 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
27827 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
27829 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
27831 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
27832 subreg of op0 to the original op0.
27834 2009-01-11 Laurent GUERBY <laurent@guerby.net>
27836 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
27838 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
27841 * mips-tfile.c (parse_def): Fix parsing of def strings
27842 starting with digits.
27844 2009-01-10 Jakub Jelinek <jakub@redhat.com>
27847 * config/arm/arm.c (arm_is_long_call_p): Don't call
27848 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
27850 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
27852 * regrename.c (regrename_optimize): Fix dumping.
27853 (find_oldest_value_reg): Preserve REG_POINTER.
27854 (copy_hardreg_forward_1): Likewise.
27856 2009-01-09 Diego Novillo <dnovillo@google.com>
27858 * gimple.h (struct gimple_statement_base) <uid>: Document
27859 the restrictions on its use.
27860 (gimple_uid): Tidy.
27861 (gimple_set_uid): Tidy.
27863 2009-01-09 Jakub Jelinek <jakub@redhat.com>
27865 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
27866 zero guard even if align_bytes != 0 and count is smaller than
27869 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
27871 PR rtl-optimization/38495
27872 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
27873 (add_range_and_copies_from_move_list): Print all added ranges.
27874 Add ranges to memory optimized destination.
27876 2009-01-09 Jakub Jelinek <jakub@redhat.com>
27880 * config/i386/i386.c (override_options): Reject
27881 -mstringop-strategy=rep_8byte with -m32.
27882 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
27883 to 1. Do count comparison against epilogue_size_needed at compile
27884 time even when count_exp was constant forced into register. For
27885 size_needed don't jump to epilogue, instead just avoid aligning
27886 and invoke the body algorithm. If need_zero_guard, add zero guard
27887 even if count is non-zero, but smaller than size_needed + number of
27888 bytes that could be stored for alignment.
27889 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
27890 to 1. If need_zero_guard, add zero guard even if count is non-zero,
27891 but smaller than size_needed + number of bytes that could be stored
27892 for alignment. Compare size_needed with epilogue_size_needed instead
27893 of desired_align - align, don't adjust size_needed, pass
27894 epilogue_size_needed to the epilogue expanders.
27897 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
27899 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27901 * pa.c (last_address): Change to unsigned.
27902 (update_total_code_bytes): Change argument to unsigned. Don't
27903 check if insn addresses are set.
27904 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
27905 addresses are not set.
27906 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
27908 2009-01-09 Nick Clifton <nickc@redhat.com>
27910 * config/sh/symbian.c: Replace uses of DECL_INLINE with
27911 DECL_DECLARED_INLINE_P.
27913 2009-01-09 Jakub Jelinek <jakub@redhat.com>
27915 PR middle-end/38347
27916 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
27917 GET_MODE (op0) in operand_subword_force calls.
27919 PR middle-end/38771
27920 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
27921 fold_convert arg0 operands to TREE_TYPE (op0) first.
27923 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
27925 * params.def (ira-max-conflict-table-size): Decrease default value
27928 2009-01-08 Jakub Jelinek <jakub@redhat.com>
27930 PR tree-optimization/37031
27931 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
27933 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
27934 allocate it using gc instead of heap, use VEC_quick_push instead of
27936 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
27937 instead of heap, use VEC_quick_push instead of VEC_safe_push.
27938 * tree-data-ref.h (struct access_matrix): Change matrix to gc
27939 allocated vector from heap allocated.
27940 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
27941 * tree-loop-linear.c (linear_transform_loops): Allocate nest
27942 vector only after perfect_loop_nest_depth call.
27944 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
27945 Jan Sjodin <jan.sjodin@amd.com>
27947 PR tree-optimization/38559
27948 * graphite.c (debug_value, copy_constraint,
27949 swap_constraint_variables, scale_constraint_variable, ): New.
27950 (get_lower_bound, get_upper_bound): Removed.
27951 (graphite_trans_bb_strip_mine): Clean up this code that works
27952 only for constant number of iterations. Fully copy upper and
27953 lower bound constraints, not only the constant part of them.
27954 * graphite.h (debug_value): Declared.
27956 2009-01-08 Ira Rosen <irar@il.ibm.com>
27958 PR tree-optimization/37194
27959 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
27960 Don't add the cost of cost model guard in prologue to scalar
27961 outside cost in case of known number of iterations.
27963 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
27964 Alan Modra <amodra@bigpond.net.au>
27966 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
27967 non-word-aligned REG+CONST addressing.
27969 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
27972 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
27973 free_after_compilation when outputting a thunk.
27974 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
27975 Do not call free_after_compilation here.
27977 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
27979 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
27980 (ix86_valid_target_attribute_inner_p): Ditto.
27982 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
27984 PR tree-optimization/38492
27985 PR tree-optimization/38498
27986 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
27987 * tree-chrec.h (scev_is_linear_expression): Declared.
27988 * graphite.c (graphite_cannot_represent_loop_niter): New.
27989 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
27990 (graphite_loop_normal_form): Use gcc_assert.
27991 (scan_tree_for_params): Use CASE_CONVERT.
27992 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
27993 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
27994 Use gcc_assert. Discard scops that contain unhandled cases.
27995 (build_scop_conditions): Return a boolean status for unhandled cases.
27996 (strip_mine_profitable_p): Print the loop number, not its depth.
27997 (is_interchange_valid): Pass the depth of the loop nest, don't
27998 recompute it wrongly.
27999 (graphite_trans_bb_block): Same.
28000 (graphite_trans_bb_block): Print tentative of loop blocking.
28001 (graphite_trans_scop_block): Do not print that the loop has been
28003 (graphite_transform_loops): Do not handle scops that contain condition
28006 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
28008 AVX Programming Reference (December, 2008)
28009 * config/i386/avxintrin.h (_mm256_stream_si256): New.
28010 (_mm256_stream_pd): Likewise.
28011 (_mm256_stream_ps): Likewise.
28013 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
28014 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
28015 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
28016 (bdesc_special_args): Add __builtin_ia32_movntdq256,
28017 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
28018 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
28019 (ix86_expand_special_args_builtin): Likewise.
28021 * config/i386/sse.md (AVXMODEDI): New.
28022 (avx_movnt<mode>): Likewise.
28023 (avx_movnt<mode>): Likewise.
28024 (<sse>_movnt<mode>): Remove AVX support.
28025 (sse2_movntv2di): Likewise.
28027 2009-01-07 Richard Guenther <rguenther@suse.de>
28029 PR middle-end/38751
28030 * fold-const.c (extract_muldiv): Remove obsolete comment.
28031 (fold_plusminus_mult_expr): Undo MINUS_EXPR
28032 to PLUS_EXPR canonicalization for the canonicalization.
28034 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
28036 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
28037 hosted cross-compilers generating less efficient code.
28039 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28041 * function.h (rtl_data): Add a dbr_scheduled_p field.
28042 * reorg.c (dbr_schedule): Set it.
28043 (gate_handle_delay_slots): Check it.
28044 * config/mips/mips.c (mips_base_delayed_branch): Delete.
28045 (mips_reorg): Check flag_delayed_branch instead of
28046 mips_base_delayed_branch.
28047 (mips_override_options): Don't set mips_base_delayed_branch
28048 or flag_delayed_branch.
28050 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28052 PR rtl-optimization/38426.
28053 * ira.c (ira): Set current_function_is_leaf earlier.
28055 2009-01-06 Jakub Jelinek <jakub@redhat.com>
28057 PR rtl-optimization/38722
28058 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
28059 too early, only set a flag and modify after last possible
28062 2009-01-06 Janis Johnson <janis187@us.ibm.com>
28065 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
28066 * real.c (decimal_single_format): Correct values of emin and emax.
28067 (decimal_double_format): Ditto.
28068 (decimal_quad_format): Ditto.
28069 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
28070 computation of DECnn_MIN and DECnn_MAX for corrected values of
28071 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
28072 __DECnn_MIN__, and adjust its computation for the corrected value
28075 2009-01-06 Jan Hubicka <jh@suse.cz>
28078 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
28080 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
28082 * doc/contrib.texi (Contributors): Slightly adjust the end note.
28083 Add Robert Clark to the list of testers.
28085 2009-01-06 Jan Hubicka <jh@suse.cz>
28086 Kai Tietz <kai.tietz@onevision.com>
28088 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
28089 * config/i386/i386.c (ix86_expand_call): Add clobbers.
28091 2009-01-06 Jan Hubicka <jh@suse.cz>
28092 Kai Tietz <kai.tietz@onevision.com>
28094 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
28096 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
28097 (ix86_nsaved_regs): Count only general purpose regs.
28098 (ix86_nsaved_sseregs): New.
28099 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
28100 to 16 for w64; compute padding and size of sse reg save area.
28101 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
28102 general purpose regs.
28103 (ix86_emit_save_sse_regs_using_mov): New.
28104 (ix86_expand_prologue): Save SSE regs if needed.
28105 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
28106 (ix86_emit_restore_sse_regs_using_mov): New.
28107 (ix86_expand_epilogue): Save SSE regs if needed.
28109 2009-01-06 Jan Hubicka <jh@suse.cz>
28110 Kai Tietz <kai.tietz@onevision.com>
28112 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
28113 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
28114 functions when accumulate outgoing args is off.
28116 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28119 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
28120 before using pseudos_have_intersected_live_ranges_p.
28122 * ira-int.h (ira_assert): Always define.
28124 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28126 AVX Programming Reference (December, 2008)
28127 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
28128 (_mm256_permute2_pd): Likewise.
28129 (_mm_permute2_ps): Likewise.
28130 (_mm256_permute2_ps): Likewise.
28131 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
28132 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
28134 * config/i386/i386.c (ix86_builtins): Remove
28135 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
28136 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
28137 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
28138 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
28139 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
28140 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
28141 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
28142 __builtin_ia32_vpermil2ps256.
28143 (ix86_init_mmx_sse_builtins): Updated.
28144 (ix86_expand_args_builtin): Likewise.
28146 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28148 * pa.c (output_call): Relocate non-jump insns in the delay slot of
28149 long absolute calls when generating PA 2.0 code.
28151 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
28153 PR rtl-optimization/38583
28154 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
28156 * params.def (ira-max-conflict-table-size): New.
28158 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
28160 * ira.h (ira_conflicts_p): New external definition.
28162 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
28163 table. Report this. Return result of building.
28164 (ira_build_conflicts): Use ira_conflicts_p. Check result of
28165 building conflict table.
28167 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
28168 (ira_color): Use ira_conflicts_p.
28170 * global.c: Include ira.h.
28171 (pseudo_for_reload_consideration_p, build_insn_chain): Use
28174 * Makefile.in (global.o): Add ira.h.
28176 * ira-build.c (mark_all_loops_for_removal,
28177 propagate_some_info_from_allocno): New.
28178 (remove_unnecessary_allocnos): Call
28179 propagate_some_info_from_allocno.
28180 (remove_low_level_allocnos): New.
28181 (remove_unnecessary_regions): Add parameter. Call
28182 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
28183 parameter to remove_unnecessary_regions.
28184 (ira_build): Remove all regions but root if the conflict table was
28185 not built. Update conflict hard regs for allocnos crossing calls.
28187 * ira.c (ira_conflicts_p): New global.
28188 (ira): Define and use ira_conflicts_p.
28190 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
28191 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
28192 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
28194 2009-01-06 Ben Elliston <bje@au.ibm.com>
28196 * gengtype-lex.l (YY_NO_INPUT): Define.
28198 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
28201 * c-common.c (handle_vector_size_attribute): Also reject
28202 BOOLEAN_TYPE types.
28204 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
28206 PR tree-optimization/38492
28207 * graphite.c (rename_map_elt, debug_rename_elt,
28208 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
28209 rename_map_elt_info, eq_rename_map_elts,
28210 get_new_name_from_old_name, bb_in_sese_p): Moved around.
28211 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
28212 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
28213 (sese_build_livein_liveouts): New.
28214 (new_sese, free_sese): New.
28215 (new_scop): Call new_sese.
28216 (free_scop): Call free_sese.
28217 (rename_variables_from_edge, rename_phis_end_scop): Removed.
28218 (register_old_new_names): Renamed register_old_and_new_names.
28219 (register_scop_liveout_renames, add_loop_exit_phis,
28220 insert_loop_close_phis, struct igp,
28221 default_liveout_before_guard, add_guard_exit_phis,
28222 insert_guard_phis, copy_renames): New.
28223 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
28224 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
28225 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
28226 (scop_adjust_phis_for_liveouts): New.
28227 (gloog): Call scop_adjust_phis_for_liveouts.
28229 * graphite.h (struct sese): Documented. Added fields liveout,
28230 num_ver and livein.
28231 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
28232 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
28233 (struct scop): Added field liveout_renames.
28234 (SCOP_LIVEOUT_RENAMES): New.
28236 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
28238 PR tree-optimization/38510
28239 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
28240 (translate_clast): Call recompute_all_dominators before
28242 (gloog): Call recompute_all_dominators before graphite_verify.
28244 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
28245 Jan Sjodin <jan.sjodin@amd.com>
28247 PR tree-optimization/38500
28248 * graphite.c (create_sese_edges): Call fix_loop_structure after
28251 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
28253 * config.gcc: Add m32r*-*-rtems*.
28254 * config/m32r/rtems.h: New file.
28256 2009-01-05 Ben Elliston <bje@au.ibm.com>
28258 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
28259 (.po.pox): Likewise.
28260 (po/gcc.pot): Likewise.
28262 2009-01-04 David S. Miller <davem@davemloft.net>
28264 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
28265 (STARTING_FRAME_OFFSET): Always set to zero.
28267 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
28269 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
28270 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
28271 fixed-point types, and vectors of the same.
28273 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
28275 * config/mips/sync.md (*mb_barrier): Rename to...
28276 (*memory_barrier): ...this.
28278 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
28280 * doc/extend.texi (Function Attributes): Move @cindex after @item
28281 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
28282 and put in alphabetical order. Fix 'target' name and put in order.
28283 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
28286 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
28288 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
28289 (memory_barrier): Expand as unspec instead of unspec_volatile.
28290 Remove mem:BLK from insn operands. Use Pmode scratch register.
28291 (*memory_barrier): Define as unspec instead of unspec_volatile.
28292 Use (match_dup 0) as input operand.
28294 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
28295 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
28296 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
28297 scratch register. Remove operand 1.
28298 (*stbar): Define as unspec instead of unspec_volatile.
28299 Use (match_dup 0) as input operand, remove (const_int 8).
28300 (*membar): Define as unspec instead of unspec_volatile.
28301 Use (match_dup 0) as input operand, remove input operand 2.
28303 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
28304 (memory_barrier): Expand as unspec instead of unspec_volatile.
28305 Remove mem:BLK from insn operands. Use Pmode scratch register.
28306 (*memory_barrier): Define as unspec instead of unspec_volatile.
28307 Use (match_dup 0) as input operand.
28309 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
28310 Remove mem:BLK from insn operands. Use Pmode scratch register.
28311 Set volatile flag on operand 0.
28312 (*memory_barrier): New insn pattern.
28314 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
28316 (*memory_barrier): Use (match_dup 0) as input operand.
28318 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
28319 Remove mem:BLK from insn operands. Use Pmode scratch register.
28320 Set volatile flag on operand 0.
28321 (*mb_internal): New insn pattern.
28323 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
28325 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
28327 PR middle-end/38586
28328 * function.c (struct temp_slot): Move to the section of the file
28329 that deals with temp slots. Remove field 'address'.
28330 (temp_slot_address_table): New hash table of address -> temp slot.
28331 (struct temp_slot_address_entry): New struct, items for the table.
28332 (temp_slot_address_compute_hash, temp_slot_address_hash,
28333 temp_slot_address_eq, insert_temp_slot_address): Support functions
28335 (find_temp_slot_from_address): Rewrite to use the new hash table.
28336 (remove_unused_temp_slot_addresses): Remove addresses of temp
28337 slots that have been made available.
28338 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
28339 worker function for remove_unused_temp_slot_addresses.
28340 (assign_stack_temp_for_type): Don't clear the temp slot address list.
28341 Add the temp slot address to the address -> temp slot map.
28342 (update_temp_slot_address): Update via insert_temp_slot_address.
28343 (free_temp_slots): Call remove_unused_temp_slot_addresses.
28344 (pop_temp_slots): Likewise.
28345 (init_temp_slots): Allocate the address -> temp slot map, or empty
28346 the map if it is already allocated.
28347 (prepare_function_start): Initialize temp slot processing.
28349 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
28351 PR middle-end/38584
28352 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
28353 Calculate the size of all stack vars assuming no packing of stack
28354 vars will happen, replacing a quadratic algorithm with a linear one.
28356 2009-01-03 Jakub Jelinek <jakub@redhat.com>
28359 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
28362 2009-01-03 Diego Novillo <dnovillo@google.com>
28364 * doc/contrib.texi: Update contributions.
28366 2009-01-03 Jakub Jelinek <jakub@redhat.com>
28369 * builtins.c (fold_builtin_memory_op): Give up if either operand
28370 is volatile. Set srctype or desttype to non-qualified version
28374 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
28375 and FUNCTION_DECLs.
28377 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
28379 PR rtl-optimization/35805
28380 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
28381 problem if fast dce is able to remove any instructions.
28382 * dce.c (dce_process_block): Fix dump message.
28384 2009-01-02 Mark Mitchell <mark@codesourcery.com>
28387 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
28389 2009-01-02 Jakub Jelinek <jakub@redhat.com>
28391 PR middle-end/38690
28392 * tree-flow.h (op_code_prio, op_prio): New prototypes.
28393 * tree-pretty-print.c (op_code_prio): New function.
28394 (op_prio): No longer static. Use op_code_prio.
28395 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
28396 Use op_prio and op_code_prio to determine if () should be
28397 printed around operand(s) or not.
28399 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
28400 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
28401 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
28402 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
28403 pp_character instead of pp_string for single letter printing.
28405 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
28407 * doc/extend.texi: Fix '#pragma GCC option' typo.
28409 2009-01-02 Richard Guenther <rguenther@suse.de>
28411 * doc/install.texi (--enable-checking): Mention different
28412 default for stage1.
28413 (--enable-stage1-checking): Document.
28415 2009-01-01 Andrew Pinski <pinskia@gmail.com>
28417 PR middle-end/30142
28418 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
28419 case to be an error.
28421 2009-01-02 Ben Elliston <bje@au.ibm.com>
28423 * config/fp-bit.h (pack_d): Constify argument.
28424 * config/fp-bit.c (makenan): Constify return type. Remove casts.
28425 (isnan): Constify argument.
28427 (iszero): Likewise.
28428 (pack_d): Likewise.
28429 (_fpadd_parts): Constify return type.
28430 (_fpmul_parts): Likewise.
28431 (_fpdiv_parts): Likewise.
28433 2009-01-01 Jakub Jelinek <jakub@redhat.com>
28436 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
28437 warn about overwriting initializer with side-effects or
28438 -Woverride-init if !IMPLICIT.
28439 (output_init_element): Likewise. Pass IMPLICIT down to
28441 (process_init_element): Add IMPLICIT argument. Pass it down
28442 to output_init_element.
28443 (push_init_element, pop_init_level, set_designator): Adjust
28444 process_init_element callers.
28445 (set_nonincremental_init, set_nonincremental_init_from_string):
28446 Adjust add_pending_init callers.
28447 (output_pending_init_elements): Adjust output_init_element callers.
28448 * c-tree.h (process_init_element): Adjust prototype.
28449 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
28450 process_init_element callers.
28453 Copyright (C) 2009 Free Software Foundation, Inc.
28455 Copying and distribution of this file, with or without modification,
28456 are permitted in any medium without royalty provided the copyright
28457 notice and this notice are preserved.