1 2009-10-09 Jakub Jelinek <jakub@redhat.com>
3 PR rtl-optimization/41646
4 * calls.c (expand_call): For BLKmode types returned in registers
5 avoid likely spilled hard regs in copy_blkmode_from_reg generated
8 2009-10-09 Richard Guenther <rguenther@suse.de>
10 PR tree-optimization/41634
11 * tree-ssa-dom.c (remove_local_expressions_from_table): Assert
12 we remove the correct elements.
13 (optimize_stmt): Make sure to update stmt operands before
14 optimizing redundancies.
16 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
20 2009-10-09 Richard Guenther <rguenther@suse.de>
23 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
25 (lto_wrapper_exit): New function.
27 (fatal_perror): Likewise.
28 (fork_execute): Use global args_name, do not free it.
29 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
30 * lto-streamer.h: Remove duplicate prototypes.
32 2009-10-09 Richard Guenther <rguenther@suse.de>
34 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
35 before calling stmt_can_throw_external.
37 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
39 PR tree-optimization/40071
40 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
41 pointer if the original data reference doesn't conflict with the
42 created vector data reference. Fix long line.
44 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
46 * config/i386/i386.md (any_div): New code iterator.
47 (u): Handle div and udiv.
49 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
51 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
52 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
53 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
54 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
56 2009-10-08 Joseph Myers <joseph@codesourcery.com>
58 * gcc.c (main): Remove trailing "." from diagnostics.
60 2009-10-08 Cary Coutant <ccoutant@google.com>
62 Add support for debugging with ICF (Identical Code Folding).
63 * calls.c (debug.h): New #include.
64 (emit_call_1): Call virtual_call_token debug hook.
65 * common.opt (-fenable-icf-debug): New option.
66 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
67 locations in the source).
68 (poc_label_num): New variable.
69 (dcall_entry, vcall_entry): New typedefs.
70 (dcall_table, vcall_table): New variables.
71 (struct vcall_insn): New type.
72 (vcall_insn_table): New variable.
73 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
74 (size_of_dcall_table): New function.
75 (output_dcall_table): New function.
76 (size_of_vcall_table): New function.
77 (output_vcall_table): New function.
78 (dwarf2out_direct_call): New function.
79 (vcall_insn_table_hash): New function.
80 (vcall_insn_table_eq): New function.
81 (dwarf2out_virtual_call_token): New function.
82 (dwarf2out_virtual_call): New function.
83 (dwarf2out_init): Allocate new tables and sections.
84 (prune_unused_types): Mark DIEs referenced from direct call table.
85 (dwarf2out_finish): Output direct and virtual call tables.
86 * final.c (final_scan_insn): Call direct_call and virtual_call
88 * debug.h (struct gcc_debug_hooks): Add direct_call,
89 virtual_call_token, virtual_call hooks.
90 (debug_nothing_uid): New function.
91 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
92 (debug_nothing_uid): New function.
93 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
94 (xcoff_debug_hooks): Likewise.
95 * sdbout.c (sdb_debug_hooks): Likewise.
96 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
97 * doc/invoke.texi (-fenable-icf-debug): New option.
99 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
102 * regmove.c (regmove_backward_pass): Replace src with dst in the
103 debug insn, and check for dst before rather than after.
105 2009-10-08 Janis Johnson <janis187@us.ibm.com>
107 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
108 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
110 2009-10-08 Jan Hubicka <jh@suse.cz>
113 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
114 do not mark cgraph nodes as needed.
115 (record_references_in_initializer): Add new only_vars parameter.
116 * cgraph.h (record_references_in_initializer): New parameter.
117 * varasm.c (assemble_variable): Update call.
118 * varpool.c (varpool_analyze_pending_decls): Always look for
121 2009-10-08 Anatoly Sokolov <aesok@post.ru>
123 * config/avr/avr.c (last_insn_address) Remove variable.
124 (expand_prologue): Don't initialise last_insn_address variable.
125 (final_prescan_insn): Don't output insn size.
126 * config/avr/avr.opt (msize): Remove switch.
127 * doc/invoke.texi (AVR Options): Remove documentation of -msize
130 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
132 * combine.c (label_tick_ebb_start): Fix comment.
133 (combine_instructions): Set label_tick and label_tick_ebb_start before
134 calling setup_incoming_promotions. Start them from 1. Increment
135 label_tick instead of deriving it from the BB index. Rather than
136 comparing ticks use the block from the previous iteration to decide
137 whether to start a new EBB. Remove empty lines before function.
139 2009-10-08 Michael Matz <matz@suse.de>
142 * builtins.c (fold_builtin_isascii): Use fold_build2.
143 (fold_builtin_isdigit): Ditto.
144 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
145 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
146 remove_useless_stmts_cond, remove_useless_stmts_tf,
147 remove_useless_stmts_tc, remove_useless_stmts_bind,
148 remove_useless_stmts_goto, remove_useless_stmts_label,
149 remove_useless_stmts_1, remove_useless_stmts,
150 pass_remove_useless_stmts): Remove.
151 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
152 * passes.c (init_optimization_passes): Don't add
153 pass_remove_useless_stmts.
154 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
155 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
157 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
158 for static constants.
159 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
160 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
162 2009-10-08 Richard Guenther <rguenther@suse.de>
164 * gimple.c (free_gimple_type_tables): New function.
165 * gimple.h (free_gimple_type_tables): Declare.
167 2009-10-07 Mark Heffernan <meheff@google.com>
169 * ipa-prop.c (ipa_print_node_params) Only print
170 names of named arguments.
172 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
174 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
175 being statically linked.
177 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
179 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
181 2009-10-08 Jan Hubicka <jh@suse.cz>
184 * ipa.c (cgraph_externally_visible_p,
185 function_and_variable_visibility,
186 whole_program_function_and_variable_visibility): Skip non-finalized
189 2009-10-08 Nick Clifton <nickc@redhat.com>
191 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
194 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
197 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
199 2009-10-07 Joseph Myers <joseph@codesourcery.com>
202 * c-common.c (c_fully_fold_internal): Strip nops from the result
203 of recursive calls to c_fully_fold_internal.
204 (c_wrap_maybe_const): New.
205 (c_save_expr): Use c_wrap_maybe_const.
206 * c-common.h (c_wrap_maybe_const): Declare.
207 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
208 build_binary_op): Use c_wrap_maybe_const.
210 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
212 * real.c: Fix comment to reflect actual exponent size.
214 2009-10-08 Ben Elliston <bje@au.ibm.com>
216 * config/rs6000/a2.md: Add FSF comment header.
218 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
220 * config/i386/i386.md (any_extend): New code iterator.
221 (u, s): New code attributes.
223 (DWIH): Rewrite as code iterator for SI and DI modes.
224 (DWI): Rewrite as mode attribute.
225 (dwi): New mode attribute.
226 (di): Depend on SI mode and DI mode.
227 (doubleint_general_operand): Remove mode attribute.
229 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
232 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
233 (*sub<mode>3_doubleword): Ditto.
235 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
236 using SWIM248 mode iterator.
237 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
238 using SWI48 mode iterator.
239 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
240 patterns using DWIH mode iterator and any_extend code iterator.
241 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
242 using any_extend code iterator.
243 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
244 patterns using DWIH mode iterator and any_extend code iterator.
245 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
246 using any_extend code iterator.
247 (<s>mul<mode>3_highpart): Macroize expander from
248 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
249 and any_extend code iterator.
250 (*<s>muldi3_highpart_1): Macroize insn from
251 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
252 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
253 patterns using any_extend code iterator.
254 (*<s>mulsi3_highpart_zext): Macroize insn from
255 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
257 2009-10-07 Jakub Jelinek <jakub@redhat.com>
259 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
260 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
261 refering to a DIE with DW_AT_const_value.
263 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
266 * ira-lives.c (check_and_make_def_conflict): Process all operands.
268 2009-10-06 Jan Hubicka <jh@suse.cz>
270 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
273 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
275 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
276 *lea_2_rex64): Move before *add<mode>_1 pattern.
278 2009-10-07 Jan Hubicka <jh@suse.cz>
280 * collect2.c (main): Add -fno-whole-program.
281 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
283 2009-10-07 Jan Hubicka <jh@suse.cz>
285 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
286 has no address taken.
287 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
289 (cgraph_clone_node): Clear externally_visible flag for clones.
290 * cgraph.h (cgraph_only_called_directly_p,
291 cgraph_can_remove_if_no_direct_calls_p): New predicates.
292 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
293 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
294 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
295 ipcp_insert_stage): Likwise.
296 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
297 externally_visible flag.
298 (verify_cgraph_node): Verify that inline clones look right.
299 (process_function_and_variable_attributes): Do not set
300 externally_visible flags.
301 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
303 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
305 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
306 clear externally_visible when turning into inline clones
307 (cgraph_mark_inline_edge): Use new predicates.
308 (cgraph_estimate_growth): Likewise.
309 (cgraph_decide_inlining): Likewise.
310 * ipa.c (cgraph_postorder): Likewise.
311 (cgraph_remove_unreachable_nodes): Likewise; sanity check
312 that inline clones are not needed.
313 (cgraph_externally_visible_p): New predicate.
314 (function_and_variable_visibility): Add whole_program parameter;
315 always set externally_visible flag; handle COMDAT function
317 (local_function_and_variable_visibility): New function.
318 (gate_whole_program_function_and_variable_visibility): New function.
319 (whole_program_function_and_variable_visibility): New function.
320 (pass_ipa_whole_program_visibility): New function.
321 * passes.c (init_optimization_passes): Add whole program visibility
323 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
324 not care about needed/reachable flags.
325 * varpool.c: Include flags.h
326 (decide_is_variable_needed): When doing LTO assume whole-program mode.
327 (varpool_finalize_decl): When we are in LTO read-back, all variables
329 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
331 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
333 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
336 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
338 * config.gcc: Don't include the makefile fragments intended for
340 * config/s390/fixdfdi.h: File removed.
341 * config/s390/libgcc-glibc.ver: File removed.
342 * config/s390/s390.h: Remove the fixdfdi.h hack.
343 * config/s390/t-crtstuff: File moved to libgcc dir.
344 * config/s390/t-linux: Likewise.
345 * config/s390/t-tpf: libgcc specific parts removed.
346 * config/s390/t-linux64: Likewise.
348 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
350 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
351 (lto-compress.o): Likewise.
353 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
356 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
357 dllexport to class members here.
358 (i386_pe_determine_dllimport_p): Only check static class data for
360 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
361 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
362 functions for vague linkage.
363 (i386_pe_type_dllexport_p): Fix formatting.
364 (maybe_add_dllexport) New function.
365 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
368 2009-10-07 Ben Elliston <bje@au.ibm.com>
370 * config/rs6000/a2.md: Remove duplicated lines.
372 2009-10-07 Ben Elliston <bje@au.ibm.com>
374 * config.gcc (powerpc*-*-*): Handle a2.
375 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
376 * config/rs6000/a2.md: New file.
377 * config/rs6000/rs6000.opt (mno-update): New.
378 (mupdate): Return to using a mask, not a var.
379 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
380 (enum processor_type): Add PROCESSOR_PPCA2.
381 * config/rs6000/rs6000.c (ppca2_cost): New costs.
382 (rs6000_override_options): Add "a2" to processor_target_table.
383 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
384 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
386 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
388 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
389 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
390 reference to nonexistent gen_truncxfxf2 function.
392 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
394 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
395 (DWIH, g, di, doubleint_general_operand): New mode attributes.
396 (general_operand): Handle TI mode.
397 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
398 using SDWIM mode iterator.
399 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
400 pattern from *add{di,ti}3_1 patterns and corresponding splitters
401 using DWI mode iterator.
402 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
403 patterns using SWI mode iterator.
404 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
405 using SWI48 mode iterator.
406 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
407 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
408 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
409 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
410 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
411 using SDWIM mode iterator.
412 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
413 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
414 using DWI mode iterator.
415 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
416 patterns using SWI mode iterator.
417 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
418 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
419 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
420 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
421 patterns using plusminus code iterator.
422 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
423 sub<mode>3 patterns using plusminus code iterator.
424 * config/i386/i386.c (override_options): Update call to
425 gen_subdi_carry_rex64 for renamed function.
426 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
427 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
428 calls to instruction expanders.
430 2009-10-06 Martin Jambor <mjambor@suse.cz>
433 * opts.c (decode_options): Run IPA-SRA at -O2.
435 2009-10-06 Richard Guenther <rguenther@suse.de>
437 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
439 2009-10-06 Tobias Burnus <burnus@net-b.de>
442 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
443 -flto and -fwhole-program flags can be combined.
445 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
448 * gcc.c (process_command): Check that -o argument was specified.
450 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
452 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
454 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
456 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
457 * doc/invoke.texi (Warning Options): Annotate allowed languages
458 for -Wunsuffixed-float-constants.
460 2009-10-05 Jakub Jelinek <jakub@redhat.com>
462 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
463 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
464 same name and isn't the main variant.
467 * dwarf2out.c (loc_by_reference): Removed.
468 (dw_loc_list_1): New function.
469 (dw_loc_list): Remove toplev argument, add want_address argument.
470 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
471 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
472 want_address == 2 to dw_loc_list. For successful dw_loc_list
473 set have_address to 1 only if want_address is not 0.
475 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
477 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
478 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
479 a code block followed by two pointers.
480 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
481 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
482 (MIPS_MOVE): Likewise.
483 (MIPS_LUI): Likewise.
485 (MIPS_BAL): Likewise.
486 (MIPS_NOP): Likewise.
487 (mips_asm_trampoline_template): Delete.
488 (mips_trampoline_code_size): New function.
489 (mips_trampoline_init): Add shorter sequences for all cases
490 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
491 Calculate the opcodes directly, rather than copying from a template.
492 Only flush the code part of the trampoline.
493 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
495 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
497 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
498 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
499 (INCOMING_RETURN_ADDR_RTX): Likewise.
500 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
502 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
503 with RETURN_ADDR_REGNUM.
504 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
505 * config/mips/mips.c (mips16_build_call_stub): Replace
506 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
507 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
508 (mips_print_operand_punctuation): Likewise.
509 (mips_frame_set): Likewise.
510 (mips16e_output_save_restore): Likewise.
511 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
512 (mips_save_reg_p): Likewise.
513 (mips_return_addr): Likewise.
514 (mips_set_return_address): Likewise.
515 (mips_direct_save_slot_move_p): Likewise.
516 (mips_output_function_prologue): Likewise.
517 (mips_restore_reg): Likewise.
518 (mips_expand_epilogue): Likewise.
519 (mips_epilogue_uses): Likewise.
520 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
521 (*mov<mode>_ra): Use it instead of a hard-coded 31.
522 (clear_hazard_<mode>): Likewise.
523 (call_internal): Likewise.
524 (call_internal_direct): Likewise.
525 (call_direct_split): Likewise.
526 (call_value_internal): Likewise.
527 (call_value_split): Likewise.
528 (call_value_internal_direct): Likewise.
529 (call_value_direct_split): Likewise.
530 (call_value_multiple_internal): Likewise.
531 (call_value_multiple_split): Likewise.
533 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
534 Jakub Jelinek <jakub@redhat.com>
536 PR rtl-optimization/41511
537 * combine.c (record_value_for_reg): Pass explicit values as argument
538 to get_last_value_validate.
539 (get_last_value_validate): Document INSN parameter.
540 For non-readonly MEMs, assume they might have been modified if INSN
541 was in another basic block.
542 (get_last_value): Minor reformatting.
544 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
547 * final.c (asm_str_count): Split out from asm_insn_count.
548 * rtl.h (asm_str_count): New prototype.
549 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
552 2009-10-05 Sriraman Tallam <tmsriram@google.com>
554 * doc/plugins.texi: Change plugin_pass to register_pass_info.
556 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
557 Rafael Espindola <espindola@google.com>
559 * gengtype.c (write_types): Moved call to write_func_for_structure
562 2009-10-05 Richard Guenther <rguenther@suse.de>
565 * lto-cgraph.c (output_cgraph): Output toplevel asms.
566 (input_cgraph_1): Input toplevel asms.
568 2009-10-05 Richard Guenther <rguenther@suse.de>
571 * lto-symtab.c (lto_compatible_attributes_p): Remove.
572 (external_aggregate_decl_p): Likewise.
573 (lto_symtab_compatible): Re-structure. Remove dead code.
574 For variables ignore toplevel qualifiers when comparing types.
575 Issue warnings, not errors for mismatched user-alignment.
577 2009-10-05 Richard Guenther <rguenther@suse.de>
581 * lto-symtab.c (struct lto_symtab_base_def): Remove.
582 (struct lto_symtab_identifier_def): Likewise.
583 (struct lto_symtab_decl_def): Likewise.
584 (struct lto_symtab_entry_def): New.
585 (lto_symtab_identifier_t): Rename to ...
586 (lto_symtab_entry_t): ... this.
587 (lto_symtab_decls): Remove.
588 (lto_symtab_base_hash): Rename to ...
589 (lto_symtab_entry_hash): ... this.
590 (lto_symtab_base_eq): Rename to ...
591 (lto_symtab_entry_eq): ... this.
592 (lto_symtab_base_marked_p): Rename to ...
593 (lto_symtab_entry_marked_p): ... this.
594 (lto_symtab_identifier_marked_p): Remove.
595 (lto_symtab_decl_marked_p): Likewise.
596 (lto_symtab_maybe_init_hash_tables): Rename to ...
597 (lto_symtab_maybe_init_hash_table): ... this.
598 (lto_symtab_set_resolution_and_file_data): Remove.
599 (lto_symtab_register_decl): New function.
600 (lto_symtab_get_identifier): Remove.
601 (lto_symtab_get): New function.
602 (lto_symtab_get_resolution): Adjust.
603 (lto_symtab_get_identifier_decl): Remove.
604 (lto_symtab_set_identifier_decl): Likewise.
605 (lto_symtab_merge_decl): Rename to ...
606 (lto_symtab_merge): ... this. Rewrite.
607 (lto_symtab_merge_var): Remove.
608 (lto_symtab_merge_fn): Likewise.
609 (lto_symtab_prevailing_decl): Adjust.
610 (lto_cgraph_replace_node): New function.
611 (lto_symtab_merge_decls_2): Likewise.
612 (lto_symtab_merge_decls_1): Likewise.
613 (lto_symtab_fixup_var_decls): Likewise.
614 (lto_symtab_resolve_symbols): Likewise.
615 (lto_symtab_merge_decls): Likewise.
616 (lto_symtab_prevailing_decl): Adjust.
617 (lto_symtab_get_symtab_def): Remove.
618 (lto_symtab_get_file_data): Likewise.
619 (lto_symtab_clear_resolution): Adjust.
620 (lto_symtab_clear_resolution): Likewise.
621 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
622 (input_cgraph_1): Likewise.
623 * lto-streamer-in.c (get_resolution): Do not provide fake
624 symbol resolutions here.
625 (deferred_global_decls): Remove.
626 (lto_register_deferred_decls_in_symtab): Likewise.
627 (lto_register_var_decl_in_symtab): Change signature, register
628 variable via lto_symtab_register_decl.
629 (lto_register_function_decl_in_symtab): Likewise.
630 (lto_read_tree): Adjust.
631 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
632 (lto_symtab_merge_var): Likewise.
633 (lto_symtab_merge_fn): Likewise.
634 (lto_symtab_register_decl): Declare.
635 (lto_symtab_merge_decls): Likewise.
637 2009-10-05 Richard Guenther <rguenther@suse.de>
639 PR tree-optimization/23821
640 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
641 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
642 simple IV increments.
644 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
646 * config/arm/arm.c (arm_override_options): Really initialize
647 flag_dwarf2_cfi_asm to 0.
649 2009-10-05 Doug Kwan <dougkwan@google.com>
651 PR rtl-optimization/41574
652 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
653 floating point and we are not doing unsafe math optimizations.
655 2009-10-03 Simon Baldwin <simonb@google.com>
656 Cary Coutant <ccoutant@google.com>
657 Rafael Espindola <espindola@google.com>
658 Richard Guenther <rguenther@suse.de>
659 Jan Hubicka <jh@suse.cz>
660 Doug Kwan <dougkwan@google.com>
661 H.J. Lu <hongjiu.lu@intel.com>
662 Bill Maddox <maddox@google.com>
663 Ryan Mansfield <rmansfield@qnx.com>
664 Diego Novillo <dnovillo@google.com>
665 Ollie Wild <aaw@google.com>
666 Kenneth Zadeck <zadeck@naturalbridge.com>
668 * lto-cgraph.c: New file.
669 * lto-compress.c: New file.
670 * lto-compress.h: New file.
671 * lto-opts.c: New file.
672 * lto-section-in.c: New file.
673 * lto-section-out.c: New file.
674 * lto-streamer-in.c: New file.
675 * lto-streamer-out.c: New file.
676 * lto-streamer.c: New file.
677 * lto-streamer.h: New file.
678 * lto-symtab.c: New file.
679 * lto-wpa-fixup.c: New file.
680 * lto-wrapper.c: New file.
682 2009-10-03 Simon Baldwin <baldwin@google.com>
683 Ben Elliston <bje@au.ibm.com>
684 Rafael Espindola <espindola@google.com>
685 Nathan Froyd <froydnj@codesourcery.com>
686 Jan Hubicka <jh@suse.cz>
687 Doug Kwan <dougkwan@google.com>
688 Diego Novillo <dnovillo@google.com>
689 Kenneth Zadeck <zadeck@naturalbridge.com>
691 * Makefile.in (enable_lto): New.
692 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
693 (LINKER_PLUGIN_API_H): Define.
694 (LTO_SYMTAB_H): Define.
695 (LTO_STREAMER_H): Define.
696 (TREE_VECTORIZER_H): Define.
697 (INCLUDES): Add LIBELFINC.
698 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
699 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
700 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
701 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
702 (native): Add lto-wrapper$(exeext)
703 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
704 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
705 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
706 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
707 (varasm.o): Add dependency on tree-iterator.h.
708 (cgraph.o): Add dependency on cif-code.def.
709 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
710 (ipa-pure-const.o): Likewise.
711 (GTFILES): Add lto-symtab.c.
712 (install-lto-wrapper): New.
713 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
714 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
715 * config.in: Regenerate.
717 2009-10-03 Rafael Espindola <espindola@google.com>
718 Diego Novillo <dnovillo@google.com>
720 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
722 Call execute_ipa_summary_passes for all_regular_ipa_passes and
724 (cgraph_optimize): Make extern.
726 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
727 Kenneth Zadeck <zadeck@naturalbridge.com>
729 * toplev.c (in_lto_p): Declare.
730 * collect2.c (scan_prog_file): Read all the output when reading
732 (enum lto_mode_d): Declare.
734 2009-10-03 Richard Guenther <rguenther@suse.de>
735 Diego Novillo <dnovillo@google.com>
737 * gimple.c: Include target.h and alias.h.
738 (gimple_types): Declare.
739 (type_hash_cache): Declare.
740 (gimple_alloc_stat): Make extern.
741 (gimple_build_eh_must_not_throw): Call
742 gimple_eh_must_not_throw_set_fndecl.
743 (struct type_pair_d): Declare.
744 (type_pair_t): Declare.
745 (type_pair_hash): New.
747 (lookup_type_pair): New.
748 (gimple_force_type_merge): New.
749 (compare_type_names_p): New.
750 (compare_field_offset): New.
751 (gimple_types_compatible_p): New.
752 (struct sccs): Declare.
753 (next_dfs_num): Declare.
754 (iterative_hash_gimple_type): New.
756 (iterative_hash_type_name): New.
757 (iterative_hash_gimple_type): New.
758 (gimple_type_hash): New.
759 (gimple_type_eq): New.
760 (gimple_register_type): New.
761 (print_gimple_types_stats): New.
762 (gimple_signed_or_unsigned_type): New.
763 (gimple_unsigned_type): New.
764 (gimple_signed_type): New.
765 (gimple_get_alias_set): New.
766 (gimple_decl_printable_name): Do not use DMGL_TYPES.
767 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
768 (gimple_force_type_merge): Declare.
769 (gimple_types_compatible_p): Declare.
770 (gimple_register_type): Declare.
771 (print_gimple_types_stats): Declare.
772 (gimple_unsigned_type): Declare.
773 (gimple_signed_type): Declare.
774 (gimple_get_alias_set): Declare.
775 (gimple_eh_must_not_throw_set_fndecl): New.
777 2009-10-03 Jan Hubicka <jh@suse.cz>
778 Kenneth Zadeck <zadeck@naturalbridge.com>
780 * ipa-pure-const.c: Include lto-streamer.h.
781 (register_hooks): Factor out of ...
782 (generate_summary): ... here.
783 (pure_const_write_summary): New.
784 (pure_const_read_summary): New.
785 (pass_ipa_pure_const): Add pure_const_write_summary and
786 pure_const_read_summary.
787 * ipa-reference.c: Include lto-streamer.h.
788 (add_new_function): New.
789 (remove_node_data): New.
790 (duplicate_node_data): New.
791 (ipa_init): Guard against multiple calls.
792 Move hook setup from analyze_function.
793 (write_node_summary_p): New.
794 (ipa_reference_write_summary): New.
795 (ipa_reference_read_summary): New.
796 (pass_ipa_reference): Add ipa_reference_write_summary and
797 ipa_reference_read_summary.
798 * cgraph.h (cgraph_local_info): Add field lto_file_data.
799 (struct cgraph_edge): Add fields lto_stmt_uid and
800 call_stmt_cannot_inline_p.
801 (cgraph_optimize): Declare.
802 (cgraph_decide_is_function_needed): Declare.
803 (reset_inline_failed): Declare.
804 (enum LTO_cgraph_tags): Declare.
805 (LTO_cgraph_tag_names): Declare.
806 (LCC_NOT_FOUND): Define.
808 2009-10-03 Doug Kwan <dougkwan@google.com>
809 Rafael Espindola <espindola@google.com>
810 Jan Hubicka <jh@suse.cz>
811 Diego Novillo <dnovillo@google.com>
812 Kenneth Zadeck <zadeck@naturalbridge.com>
814 * passes.c (all_regular_ipa_passes): New.
815 (all_ipa_passes): Rename to all_small_ipa_passes.
816 (init_optimization_passes): Init all_regular_ipa_passes.
817 * tree-pass.h (all_regular_ipa_passes): New.
818 (all_ipa_passes): Rename to all_small_ipa_passes.
819 * passes.c (all_lto_gen_passes): New.
820 (init_optimization_passes): Initialize all_lto_gen_passes.
821 (execute_ipa_summary_passes): Make non-static.
822 (ipa_write_summaries_1): New.
823 (ipa_write_summaries_2): New.
824 (ipa_write_summaries): New.
825 (ipa_write_summaries_of_cgraph_node_set): New.
826 (ipa_read_summaries_1): New.
827 (ipa_read_summaries): New.
828 (execute_ipa_pass_list): Call cgraph_process_new_functions.
829 (execute_regular_ipa_pass_list): Remove.
830 (init_optimization_passes): Schedule
831 pass_rebuild_cgraph_edges and pass_early_inline outside
832 of pass_all_early_optimizations. Document reason.
833 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
834 pass_ipa_lto_finish_out): New pass.
835 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
836 (execute_all_ipa_transforms): New.
837 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
838 (dump_properties, debug_properties): New.
839 * tree-optimize.c (gate_all_early_local_passes): Return
840 false if we are in lto1.
841 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
842 * tree-pass.h (execute_all_ipa_transforms): Declare.
843 (pass_ipa_function_and_variable_visibility): Declare.
844 (pass_ipa_early_inline): Declare.
845 (pass_ipa_lto_gimple_out): Declare.
846 (pass_ipa_lto_wpa_fixup): Declare.
847 (pass_ipa_lto_finish_out): Declare.
848 (all_small_ipa_passes, all_regular_ipa_passes,
849 all_lto_gen_passes): Declare.
850 (execute_ipa_summary_passes): Declare.
851 (execute_all_ipa_transforms): Declare.
852 (ipa_write_summaries): Declare
853 (ipa_write_summaries_of_cgraph_node_set): Declare.
854 (ipa_read_summaries): Declare.
856 2009-10-03 Doug Kwan <dougkwan@google.com>
857 Ollie Wild <aaw@google.com>
859 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
861 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
862 (lto_mode): New variable.
863 (maybe_run_lto_and_relink): Handle the -fwpa option.
864 (main): Handle the -fwpa option.
865 (maybe_unlink_list): New function.
866 * gcc.c (link_lto_options): Replace -flto with -fwpa.
867 * common.opt (flto): New flag.
868 * toplev.c (flag_generate_lto): Declare.
870 2009-10-03 Simon Baldwin <simonb@google.com>
872 * common.opt (flto-compression-level): New flag.
874 * opts.c: Include lto-opts.h.
875 (handle_option): Call lto_register_user_option for each
876 valid option handled.
877 (decode_options): Clear registered options before the options
880 2009-10-03 Cary Coutant <ccoutant@google.com>
882 * collect2.c (is_elf): New function.
883 (scan_prog_file): Require LTO object to be in ELF format.
885 2009-10-03 Rafael Espindola <espindola@google.com>
887 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
888 libgcc to the linker.
890 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
892 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
893 (collect_execute): Add flags argument. Pass flags to pex_run. Update
895 * collect2.h (collect_execute): Add flags argument.
896 * tlink.c (tlink_execute): Update call to collect_execute.
897 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
898 (use_linker_plugin): New.
899 (use_linker_plugin_spec_function): New.
900 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
901 (linker_plugin_file_spec): New.
902 (lto_wrapper_spec): New.
904 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
905 (static_spec_functions): Add use-linker-plugin.
906 (process_command): Handle -use-linker-plugin.
907 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
908 linker_plugin_file_spec and lto_gcc_spec.
909 (use_linker_plugin_spec_function): New.
911 2009-10-03 Richard Guenther <rguenther@suse.de>
915 * tree.h (is_lang_specific): Include LANG_TYPE.
916 * tree.c (find_decls_types_r): Manually add interesting parts
917 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
919 * gimple.c (type_pair_hash): Make symmetric.
920 (type_pair_eq): Likewise.
921 (lookup_type_pair): Increase initial hashtable size.
922 (gimple_force_type_merge): Rely on type-pair symmetry.
923 (visit): Remove excessive checking code.
924 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
925 (gimple_register_type): Remove getenv calls, shrink initial
929 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
930 inline functions if not generating lto output.
933 * toplev.c (finalize): In WPA mode remove the asm file.
935 2009-10-03 Doug Kwan <dougkwan@google.com>
937 * ipa-inline.c (cgraph_mark_inline): Check
938 edge->call_stmt_cannot_inline_p instead of calling
939 gimple_call_cannot_inline_p.
940 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
941 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
942 (inline_generate_summary): Do nothing in LTRANS.
943 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
944 exists before calling gimple_call_cannot_inline_p.
945 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
946 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
947 Update new_edge->lto_stmt_uid.
948 * cgraphbuild.c (reset_inline_failed): New.
950 * common.opt (fwpa): New flag.
951 (fltrans): New option.
952 * gcc.c (gcc_lto_option_t): New type.
953 (current_lto_option): New variable.
954 (lto_single_spec_function): Remove and is replaced by ..
955 (lto_option_spec_function): New function.
956 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
957 passing the -flto flag.
958 (cc1_options): Separate non-LTO related parts into ..
959 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
960 (lto1_options): New spec for lto FE.
961 (link_lto_options): New spec for handling LTO flags in linker.
962 (invoke_lto_single): Re-format to fit in 80 column. Replace
963 lto-single with lto-option.
964 (static_specs): Add cc1_non_lto_options, lto1_options and
966 (static_spec_function): Replace lto-single with lto-option.
967 (process_command): Handle -flto, -fwpa and -fltran by setting
968 current_lto_option and not passing it to subprocess unconditionally.
970 2009-10-03 Bill Maddox <maddox@google.com>
972 Add `gcc' driver support for link-time code generation (LTO).
974 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
975 (lto_flag, lto_objects, lto_o_file): New variables.
976 (struct lto_object, struct lto_object_list): New structures.
977 (collect_exit, handler): Remove LTO temporary output file on exit.
978 (add_lto_object): New function.
979 (maybe_run_lto_and_relink): New function. Perform link time code
980 generation and relinking for object files containing LTO information.
981 (main): Invoke maybe_run_lto_and_relink().
982 (dump_argv): New function. For debugging, currently disabled.
983 (scan_prog_file): Add LTO information pass.
984 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
986 * toplev.c (compile_file): Emit assembler directive to create
987 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
989 2009-10-03 Diego Novillo <dnovillo@google.com>
991 * c.opt: Add LTO to warn_abi and warn_psabi.
993 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
994 inline function. Ignore language-specific nodes. Update all users.
995 (find_decls_types_r): Do not traverse the subtrees of
996 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
997 * tree.h (is_lang_specific): New.
998 * langhooks.h (struct lang_hooks_for_decls): Remove
999 may_need_assembler_name_p. Update all users.
1001 * c-common.c (set_builtin_user_assembler_name): Move ...
1002 * builtins.c (set_builtin_user_assembler_name): ... here.
1003 (is_builtin_name): Add comment
1004 (is_builtin_fn): New.
1005 * except.c (output_ttype): Only call
1006 lookup_type_for_runtime if TYPE is not a runtime type.
1008 * passes.c (register_pass): Call position_pass on
1009 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
1010 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
1011 (TV_IPA_LTO_DECL_IO): Define.
1012 (TV_IPA_LTO_CGRAPH_IO): Define.
1014 (TV_WHOPR_WPA): Define.
1015 (TV_WHOPR_WPA_IO): Define.
1016 (TV_WHOPR_LTRANS): Define.
1017 (TV_WHOPR_WPA_FIXUP): Define.
1018 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
1019 * tree-cfg.c (tree_node_can_be_shared): Make extern.
1020 * tree-flow.h (tree_node_can_be_shared): Declare.
1021 * tree-inline.c (tree_can_inline_p): Check that E has a
1022 statement associated with it.
1023 * tree.c (free_lang_data_in_binf): Factor out of ...
1024 (free_lang_data_in_type): ... here.
1025 Call RECORD_OR_UNION_TYPE_P.
1026 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
1027 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
1028 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
1029 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
1030 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
1031 (gate_free_lang_data): Return true if flag_generate_lto is set.
1032 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
1033 * c-common.h (set_builtin_user_assembler_name): Move ...
1034 * tree.h (set_builtin_user_assembler_name): ... here.
1036 * common.opt (flto-report): New flag.
1037 * opts.c (complain_wrong_lang): Do not complain if running lto1.
1038 * collect2.c (scan_prog_file): Send the error output of
1039 'nm' to HOST_BIT_BUCKET.
1041 2009-10-03 Ollie Wild <aaw@google.com>
1043 * langhooks-def.h (lhd_begin_section): New function declaration.
1044 (lhd_write_section): New function declaration.
1045 (lhd_end_section): New function declaration.
1046 (LANG_HOOKS_BEGIN_SECTION): New macro.
1047 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
1048 (LANG_HOOKS_END_SECTION): New macro.
1049 (LANG_HOOKS_LTO): New macro.
1050 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
1051 * langhooks.c (output.h): Add include.
1052 (saved_section): New static variable.
1053 (lhd_begin_section): New function.
1054 (lhd_write_section_data): New function.
1055 (lhd_end_section): New function.
1056 * langhooks.h (struct lang_hooks_for_lto): New structure.
1057 (struct lang_hooks): Add member lto.
1058 * Makefile.in (langhooks.o): Add dependency on output.h.
1060 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
1062 2009-10-03 Richard Guenther <rguenther@suse.de>
1064 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
1067 2009-10-03 Simon Baldwin <simonb@google.com>
1068 Richard Guenther <rguenther@suse.de>
1069 Janis Johnson <janis187@us.ibm.com>
1070 Doug Kwan <dougkwan@google.com>
1071 Diego Novillo <dnovillo@google.com>
1072 Ramana Radhakrishnan <ramana.r@gmail.com>
1073 Ollie Wild <aaw@google.com>
1075 * doc/install.texi: Add documentation for libelf and --enable-lto.
1076 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
1077 -flto-report, -flto-compression-level and -use-linker-plugin.
1078 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
1079 Add section for LTO Testing.
1081 2009-10-02 Cary Coutant <ccoutant@google.com>
1083 Add support for comdat type sections for DWARF v4.
1084 Merge from dwarf4 branch.
1086 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
1087 (dw_die_ref): Define vector type.
1088 (enum dw_val_class): Add dw_val_class_data8.
1089 (struct dw_val_struct): Add v.val_data8.
1090 (comdat_type_node_ref): New type.
1091 (struct die_struct): Move die_symbol into a union; add new field
1092 die_type_node. Change all uses.
1093 (comdat_type_node): New type.
1094 (skeleton_chain_node): New type.
1095 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
1096 (comdat_type_list): New variable.
1097 (dwarf_tag_name): Add DW_TAG_type_unit.
1098 (dwarf_attr_name): Add DW_AT_signature.
1099 (add_AT_data8): New function.
1100 (replace_child): New function.
1101 (move_all_children): New function.
1102 (print_signature): New function.
1103 (print_die): Print signature information; add dw_val_class_data8.
1104 (attr_checksum): Support dw_val_class_data8.
1105 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
1106 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
1107 (checksum_sleb128, checksum_uleb128): New functions.
1108 (checksum_die_context): New function.
1109 (loc_checksum_ordered): New function.
1110 (attr_checksum_ordered): New function.
1111 (struct checksum_attributes): New structure.
1112 (collect_checksum_attributes): New function.
1113 (die_checksum_ordered): New function.
1114 (generate_type_signature): New function.
1115 (same_dw_val_p): Add dw_val_class_data8.
1116 (is_symbol_die): Use new is_declaration_die function.
1117 (is_declaration_die): New function.
1118 (should_move_die_to_comdat): New function.
1119 (clone_die): New function.
1120 (clone_tree): New function.
1121 (clone_as_declaration): New function.
1122 (copy_declaration_context): New function.
1123 (generate_skeleton_ancestor_tree): New function.
1124 (generate_skeleton_bottom_up): New function.
1125 (generate_skeleton): New function.
1126 (remove_child_or_replace_with_skeleton): New function.
1127 (break_out_comdat_types): New function.
1128 (struct decl_table_entry): New type.
1129 (htab_decl_hash): New function.
1130 (htab_decl_eq): New function.
1131 (htab_decl_del): New function.
1132 (copy_ancestor_tree): New function.
1133 (copy_decls_walk): New function.
1134 (copy_decls_for_unworthy_types): New function.
1135 (build_abbrev_table): Don't assert on missing die_symbol when doing
1136 comdat type sections.
1137 (size_of_die): Use DW_FORM_sig8 for external references. Add
1139 (unmark_dies): Don't assert for unmarked dies when doing comdat
1141 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
1142 (output_signature): New function.
1143 (output_die): Likewise.
1144 (output_compilation_unit_header): Mark output as DWARF version 3
1145 even if generating DWARF 4.
1146 (output_comdat_type_unit): New function.
1147 (output_line_info): Mark output as DWARF version 3 even if generating
1149 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
1151 (dwarf2out_end_source_file): Likewise.
1152 (prune_unused_types_walk_attribs): Don't follow references into
1153 comdat type sections.
1154 (prune_unused_types_mark): When generating type units, do not mark
1155 children of non-defining declarations of types; do mark children of
1157 (prune_unused_types): Process comdat type sections.
1158 (htab_ct_hash): New function.
1159 (htab_ct_eq): New function.
1160 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
1161 Add a pointer to the line table from type unit entries so
1162 DW_AT_decl_file has meaning.
1163 * varasm.c (default_elf_asm_named_section): Use identifier name as
1164 comdat key instead of lang hook.
1166 2009-10-02 Neil Vachharajani <nvachhar@google.com>
1168 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
1170 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
1172 * config/i386/i386.md (SWIM248): New mode iterator.
1173 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
1174 divmodhi4 patterns using SWIM248 macro.
1175 (*divmod<mode>4): Macroize insn_and_split pattern from
1176 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
1177 and their corresponding splitters usign SWIM248 macro. Split SImode
1178 insn to generate cltd and DImode insn to generate cqto instead of
1179 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
1180 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
1181 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
1182 *divmodsi_noext patterns using SWIM248 macro.
1183 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
1184 udivmodhi4 patterns using SWIM248 macro.
1185 (*udivmod<mode>4): Macroize insn_and_split pattern from
1186 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
1187 corresponding splitters using SWIM248 macro.
1188 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
1189 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
1191 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
1193 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
1194 of zero-sized element is zero-sized regardless of its extent.
1196 2009-10-02 Jakub Jelinek <jakub@redhat.com>
1199 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
1200 * configure: Regenerated.
1201 * config.in: Regenerated.
1202 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
1203 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
1204 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
1205 not emitting .eh_frame, emit .cfi_sections .debug_frame
1210 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
1211 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
1213 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
1214 vars use DECL_RTL with resetting it back to NULL afterwards.
1215 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
1216 rtx_equal_p instead of asserting it is a SYMBOL_REF.
1217 (value_format): For dw_val_class_addr only use DW_FORM_addr if
1218 the attribute type allows it, otherwise use DW_FORM_dataN.
1219 (mem_loc_descriptor): Handle CONST_STRING.
1220 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
1221 Handle MEM with CONST_STRING address using add_AT_string.
1222 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
1223 CONST_STRING for const arrays initialized with a string literal.
1224 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
1225 (dwarf2out_finish): Call resolve_addr.
1227 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
1228 Maxim Kuvyrkov <maxim@codesourcery.com>
1230 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
1232 2009-10-02 Nick Clifton <nickc@redhat.com>
1234 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
1235 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
1237 2009-10-01 Jan Hubicka <jh@suse.cz>
1239 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
1240 (cgraph_create_virtual_clone): Just pass redirect_callers
1242 * cgraph.h (cgraph_clone_node): Update prototype.
1243 * ipa-pure-const.c (self_recursive_p): New function.
1244 (propagate): Use it.
1245 * ipa-inline.c (cgraph_clone_inlined_nodes,
1246 cgraph_decide_recursive_inlining): Update.
1248 2009-10-01 David Daney <ddaney@caviumnetworks.com>
1250 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
1251 instructions for TARGET_OCTEON.
1253 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1255 * config/arm/arm.c (arm_override_options): Turn off
1256 flag_dwarf2_cfi_asm for AAPCS variants.
1258 2009-10-01 Martin Jambor <mjambor@suse.cz>
1261 * tree-sra.c (convert_callers): Do not call
1262 compute_inline_parameters on one caller more than once.
1264 2009-10-01 Nick Clifton <nickc@redhat.com>
1266 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
1267 an empty string if not already defined.
1269 2009-10-01 Martin Jambor <mjambor@suse.cz>
1272 * tree-sra.c (is_va_list_type): New function.
1273 (find_var_candidates): Call is_va_list_type.
1274 (find_param_candidates): Check that the type or the type pointed
1275 to are not va_list types.
1277 2009-10-01 Martin Jambor <mjambor@suse.cz>
1280 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
1281 DECL_ARTIFICIAL (param_decl) is true.
1283 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
1285 * tree.h (tree_decl_common::lang_flag_8): New.
1286 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
1288 * c-common.h (RID_CONSTEXPR): New.
1290 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
1292 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
1293 Use ref-all pointers.
1294 (alpha_gimplify_va_arg): Ditto.
1296 2009-09-30 Jakub Jelinek <jakub@redhat.com>
1299 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
1300 before insn counting loop now that BB_END (bb) is counted. Ensure
1301 the return value isn't zero.
1303 2009-09-30 Nick Clifton <nickc@redhat.com>
1305 * config.gcc (sh-symbianelf): Replace definition of extra_objs
1306 with separate definitions of c_target_objs and cxx_target_objs.
1307 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
1309 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
1310 sh_symbian_import_export_class.
1311 * config/sh/sh-protos.h: Fix names of exported symbian functions.
1312 * config/sh/symbian.c: Delete, moving code into...
1313 * config/sh/symbian-base.c: ... here
1314 * config/sh/symbian-c.c: ... and here
1315 * config/sh/symbian-cxx.c: ... and here.
1317 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
1320 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
1321 of plus RTX into register.
1323 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1325 * doc/install.texi: Linguistic and markup fixes.
1326 (Configuration) <--disable-cpp>: Remove description.
1327 <--enable-maintainer-mode>: Autotools files are affected, too.
1328 <--with-sysroot>: Improve description.
1329 (Building): Bump required GNU make version.
1331 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
1333 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
1334 (x86_64-*-*): Ditto.
1336 * config/i386/fma4intrin.h: New file, provide common x86 compiler
1337 intrinisics for FMA4.
1338 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
1339 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
1340 Add FMA4 check and fma4intrin.h.
1341 * config/i386/i386-c.c(ix86_target_macros_internal): Check
1343 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
1344 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
1345 constant for FMA4 support.
1346 (UNSPEC_FMA4_FMADDSUB): Ditto.
1347 (UNSPEC_FMA4_FMSUBADD): Ditto.
1348 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
1349 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
1350 (ix86_expand_fma4_multiple_memory): Ditto.
1351 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
1352 (OPTION_MASK_ISA_FMA4_UNSET): New.
1353 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
1354 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
1355 (ix86_handle_option): Handle -mfma4.
1356 (isa_opts): Handle -mfma4.
1357 (enum pta_flags): Add PTA_FMA4.
1358 (override_options): Add FMA4 support.
1359 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
1360 (IX86_BUILTIN_VFMADDSD): Ditto.
1361 (IX86_BUILTIN_VFMADDPS): Ditto.
1362 (IX86_BUILTIN_VFMADDPD): Ditto.
1363 (IX86_BUILTIN_VFMSUBSS): Ditto.
1364 (IX86_BUILTIN_VFMSUBSD): Ditto.
1365 (IX86_BUILTIN_VFMSUBPS): Ditto.
1366 (IX86_BUILTIN_VFMSUBPD): Ditto.
1367 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
1368 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
1369 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
1370 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
1371 (IX86_BUILTIN_VFNMADDSS): Ditto.
1372 (IX86_BUILTIN_VFNMADDSD): Ditto.
1373 (IX86_BUILTIN_VFNMADDPS): Ditto.
1374 (IX86_BUILTIN_VFNMADDPD): Ditto.
1375 (IX86_BUILTIN_VFNMSUBSS): Ditto.
1376 (IX86_BUILTIN_VFNMSUBSD): Ditto.
1377 (IX86_BUILTIN_VFNMSUBPS): Ditto.
1378 (IX86_BUILTIN_VFNMSUBPD): Ditto.
1379 (IX86_BUILTIN_VFMADDPS256): Ditto.
1380 (IX86_BUILTIN_VFMADDPD256): Ditto.
1381 (IX86_BUILTIN_VFMSUBPS256): Ditto.
1382 (IX86_BUILTIN_VFMSUBPD256): Ditto.
1383 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
1384 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
1385 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
1386 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
1387 (IX86_BUILTIN_VFNMADDPS256): Ditto.
1388 (IX86_BUILTIN_VFNMADDPD256): Ditto.
1389 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
1390 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
1391 (enum multi_arg_type): New enum for describing the various FMA4
1392 intrinsic argument types.
1393 (bdesc_multi_arg): New table for FMA4 intrinsics.
1394 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
1395 (ix86_expand_multi_arg_builtin): New function for creating FMA4
1397 (ix86_expand_builtin): Add FMA4 intrinsic support.
1398 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
1399 operand instructions.
1400 (ix86_expand_fma4_multiple_memory): New function to split the
1401 second memory reference from FMA4 instructions.
1402 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
1403 (ssemodesuffixf2s): Ditto.
1404 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
1406 (fma4_fmsub<mode>4): Ditto.
1407 (fma4_fnmadd<mode>4): Ditto.
1408 (fma4_fnmsub<mode>4): Ditto.
1409 (fma4_vmfmadd<mode>4): Ditto.
1410 (fma4_vmfmsub<mode>4): Ditto.
1411 (fma4_vmfnmadd<mode>4): Ditto.
1412 (fma4_vmfnmsub<mode>4): Ditto.
1413 (fma4_fmadd<mode>4256): Ditto.
1414 (fma4_fmsub<mode>4256): Ditto.
1415 (fma4_fnmadd<mode>4256): Ditto.
1416 (fma4_fnmsub<mode>4256): Ditto.
1417 (fma4_fmaddsubv8sf4): Ditto.
1418 (fma4_fmaddsubv4sf4): Ditto.
1419 (fma4_fmaddsubv4df4): Ditto.
1420 (fma4_fmaddsubv2df4): Ditto.
1421 (fma4_fmsubaddv8sf4): Ditto.
1422 (fma4_fmsubaddv4sf4): Ditto.
1423 (fma4_fmsubaddv4df4): Ditto.
1424 (fma4_fmsubaddv2df4): Ditto.
1425 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
1426 instructions for intrinsics.
1427 (fma4i_fmsub<mode>4): Ditto.
1428 (fma4i_fnmadd<mode>4): Ditto.
1429 (fma4i_fnmsub<mode>4): Ditto.
1430 (fma4i_vmfmadd<mode>4): Ditto.
1431 (fma4i_vmfmsub<mode>4): Ditto.
1432 (fma4i_vmfnmadd<mode>4): Ditto.
1433 (fma4i_vmfnmsub<mode>4): Ditto.
1434 (fma4i_fmadd<mode>4256): Ditto.
1435 (fma4i_fmsub<mode>4256): Ditto.
1436 (fma4i_fnmadd<mode>4256): Ditto.
1437 (fma4i_fnmsub<mode>4256): Ditto.
1438 (fma4i_fmaddsubv8sf4): Ditto.
1439 (fma4i_fmaddsubv4sf4): Ditto.
1440 (fma4i_fmaddsubv4df4): Ditto.
1441 (fma4i_fmaddsubv2df4): Ditto.
1442 (fma4i_fmsubaddv8sf4): Ditto.
1443 (fma4i_fmsubaddv4sf4): Ditto.
1444 (fma4i_fmsubaddv4df4): Ditto.
1445 (fma4i_fmsubaddv2df4): Ditto.
1447 * doc/invoke.texi (-mfma4): Add documentation.
1448 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
1450 2009-09-29 Richard Henderson <rth@redhat.com>
1452 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
1453 an edge to the new destination block.
1455 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1458 * pa.c (hppa_profile_hook): Use
1459 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
1461 2009-09-29 Steve Ellcey <sje@cup.hp.com>
1462 Alexander Monakov <amonakov@ispras.ru>
1465 * config/ia64/predicates.md (not_postinc_destination_operand): New.
1466 (not_postinc_memory_operand): New.
1467 (not_postinc_move_operand): New.
1468 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
1469 (*cmovsi_internal): Ditto.
1471 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
1473 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
1474 restrict issue_rate in first pass when scheduling for register
1477 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
1478 Rafael Avila de Espindola <espindola@google.com>
1480 * gengtype.c (plugin_output): New.
1481 (get_output_file_with_visibility): Return plugin_output for plugins.
1482 (main): Parse and use the -P option.
1483 * gty.texi: Update the command line format.
1485 2009-09-29 Jakub Jelinek <jakub@redhat.com>
1488 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
1490 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
1491 out if !const_ok_for_output.
1494 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
1495 case VAR_LOCATION>: Remove gcc_unreachable ().
1497 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
1499 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
1500 (x86_64-*-*): Ditto.
1501 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
1502 back to smmintrin.h.
1503 * config/i386/cpuid.h: (bit_SSE5): Remove SSE5 bit.
1504 * config/i386/x86intrin.h: Remove SSE5.
1505 * config/i386/mmintrin-common.h: Delete file.
1506 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
1508 2009-09-29 Richard Guenther <rguenther@suse.de>
1510 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
1511 resulting from stack temporaries on STRICT_ALIGNMENT targets.
1513 2009-09-29 Nick Clifton <nickc@redhat.com>
1515 * function.c (current_function_name): If there is no current
1516 function just return "<none>".
1518 2009-09-28 Sriraman Tallam <tmsriram@google.com>
1520 * tree-pass.h (register_pass_info): New structure.
1521 (pass_positioning_ops): Move enum from gcc-plugin.h.
1522 (register_pass): New function.
1523 * gcc-plugin.h (plugin_pass): Delete structure.
1524 (pass_positioning_ops): Delete enum.
1525 * plugin.c (regsiter_pass): Delete function.
1526 (position_pass): Delete function.
1527 (added_pass_nodes): Delete variable.
1528 (prev_added_pass_nodes): Delete variable.
1529 (pass_list_node): Delete structure.
1530 * passes.c (make_pass_instance): New function.
1531 (next_pass_1): Change to call make_pass_instance.
1532 (pass_list_node): Move structure from gcc-plugin.h.
1533 (added_pass_nodes): Move variable from plugin.c.
1534 (prev_added_pass_nodes): Move variable from plugin.c.
1535 (position_pass): New function.
1536 (register_pass): New function.
1538 2009-09-28 Easwaran Raman <eraman@google.com>
1540 * ifcvt.c (noce_try_abs): Recognize pattern and call
1541 expand_one_cmpl_abs_nojump.
1542 * optabs.c (expand_one_cmpl_abs_nojump): New function.
1543 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
1545 2009-09-28 Ian Lance Taylor <iant@google.com>
1548 * c-opts.c (c_common_handle_option): Don't set
1549 warn_jump_misses_init for -Wall.
1550 * doc/invoke.texi (Warning Options): Update documentation.
1552 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1554 * Makefile.in ($(out_object_file)): Depend on
1555 gt-$(basename $(notdir $(out_file))).h.
1557 2009-09-28 Richard Henderson <rth@redhat.com>
1559 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
1560 * except.c (gen_eh_region): Set it.
1561 (duplicate_eh_regions_1): Copy it.
1562 * tree-eh.c (lower_resx): Use it to determine which function
1565 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
1566 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
1567 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
1568 * tree.c (build_common_builtin_nodes): Remove parameter. Build
1569 BUILT_IN_CXA_END_CLEANUP if necessary.
1571 * c-common.c (c_define_builtins): Update call to
1572 build_common_builtin_nodes.
1574 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1576 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
1578 2009-09-28 Michael Matz <matz@suse.de>
1580 * builtins.c (interclass_mathfn_icode): New helper.
1581 (expand_builtin_interclass_mathfn): Use it here, and split folding
1583 (fold_builtin_interclass_mathfn): ... this new folder.
1584 (build_call_nofold_loc): New static helper.
1585 (build_call_nofold): New wrapper macro for above.
1586 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
1587 (expand_builtin_pow): Ditto.
1588 (expand_builtin_memset_args): Ditto.
1589 (expand_builtin_printf): Ditto.
1590 (expand_builtin_fprintf): Ditto.
1591 (expand_builtin_sprintf): Ditto.
1592 (expand_builtin_memory_chk): Ditto.
1593 (expand_builtin_mempcpy_args): Ditto and don't call folders.
1594 (expand_builtin_stpcpy): Ditto.
1595 (expand_builtin_strcmp): Ditto.
1596 (expand_builtin_strncmp): Ditto.
1597 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
1598 (expand_builtin_strcpy_args): Don't call folders.
1599 (expand_builtin_memcmp): Ditto.
1600 (expand_builtin_strncpy): Ditto, and use target.
1601 (expand_builtin_memcpy): Ditto.
1602 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
1603 expand_builtin_strpbrk, expand_builtin_memmove,
1604 expand_builtin_memmove_args, expand_builtin_bcopy,
1605 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
1606 expand_builtin_strspn, expand_builtin_strcspn,
1607 expand_builtin_fputs): Remove these.
1608 (expand_builtin): Don't call the above, change calls to other
1609 expanders that changed prototype.
1610 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
1611 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
1612 fold_builtin_interclass_mathfn.
1613 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
1614 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
1616 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
1617 * passes.c (init_optimization_passes): Move pass_fold_builtins
1618 after last phiopt pass.
1619 * tree-inline.c (fold_marked_statements): When folding builtins
1620 iterate over all instruction potentially generated.
1621 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
1623 (fold_gimple_call): Use it to always fold calls (into potentially
1624 multiple instructions).
1625 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
1626 calls into zero at this time.
1627 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
1628 statements generated by builtin folding.
1630 2009-09-28 Nick Clifton <nickc@redhat.com>
1632 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
1634 2009-09-28 Duncan Sands <baldrick@free.fr>
1636 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
1637 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
1638 (register_callback): Dispatch it.
1639 (invoke_plugin_callbacks): Incorporate in sanity check.
1640 * ggc.h (ggc_register_cache_tab): Add declaration.
1641 * ggc-common.c (ggc_register_root_tab): Simplify.
1642 (const_ggc_cache_tab_t): New typedef.
1643 (extra_cache_vec): New vector of dynamically added cache tables.
1644 (ggc_register_cache_tab): New function.
1645 (ggc_scan_cache_tab): New function.
1646 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
1647 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
1649 2009-09-27 Richard Henderson <rth@redhat.com>
1651 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
1652 which we remove __builtin_stack_restore.
1654 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
1656 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
1657 to test for GRD_INVARIANT.
1658 (simple_rhs_p): Anything that's function_invariant_p is fine.
1660 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
1662 * gengtype.c (main): Use plunge_files instead of plugin_output.
1664 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
1665 Rafael Avila de Espindola <espindola@google.com>
1667 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
1668 Don't print pch related info if it is false.
1669 (main): Don't print pch info in plugin mode.
1671 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
1673 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
1674 with dw_val_class_const_double.
1675 (struct dw_val_struct): Replace val_long_long with val_double and
1676 adjust for above change.
1677 (output_loc_operands): Likewise.
1678 (add_AT_long_long): Rename into...
1679 (add_AT_double): ...this.
1680 (print_die): Replace dw_val_class_long_long with
1681 dw_val_class_const_double and adjust.
1682 (attr_checksum): Likewise.
1683 (same_dw_val_p): Likewise.
1684 (size_of_die): Likewise.
1685 (value_format): Likewise.
1686 (output_die): Likewise.
1687 (loc_descriptor) <CONST_DOUBLE>: Likewise.
1688 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
1689 instead of add_AT_long_long.
1690 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
1691 value with the precision of its type.
1693 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
1696 * c-typeck.c (build_conditional_expr): Use the readonly and
1697 volatile flags of the operand types, not of the operands itself.
1699 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
1701 * collect2.c (main): Look for -brtl before adding libraries.
1703 2009-09-27 Jonathan Gray <jsg@openbsd.org>
1705 * config.gcc: Update OpenBSD targets.
1706 * config/openbsd-stdint.h: New file.
1707 * config/openbsd-libpthread.h: New file.
1708 * config/openbsd.h: Update and break out LIB_SPEC definition.
1709 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
1710 * config/i386/openbsdelf.h: Correct types.
1711 * config/m68k/openbsd.h: Likewise.
1712 * config/mips/openbsd.h: Likewise.
1713 * config/vax/openbsd.h: Likewise.
1715 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
1717 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
1718 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
1719 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
1720 of the length and zero.
1722 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1724 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
1725 (FLAGS_H): Add options.h $(REAL_H).
1726 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
1727 (TREE_VECTORIZER_H): New.
1728 (EBITMAP_H): Renamed from EBIMAP_H.
1729 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
1730 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
1731 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
1732 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
1733 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
1734 (graphite-clast-to-gimple.o, graphite-dependences.o)
1735 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
1736 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
1737 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
1738 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
1739 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
1740 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
1741 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
1742 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
1743 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
1744 updated and fixed as per above changes and per
1745 check_makefile_deps.sh output.
1748 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
1749 * configure: Regenerate.
1751 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1753 * doc/install.texi: Update minimum MPC version to 0.7.
1755 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
1757 * doc/install.texi (Binaries): Remove reference to the binary
1758 distribution CD-ROM from the FSF.
1760 2009-09-26 Michael Matz <matz@suse.de>
1764 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
1765 that are mentioned in the body.
1767 2009-09-26 Michael Matz <matz@suse.de>
1769 PR tree-optimization/41454
1770 * tree-ssa-dom (stmts_to_rescan): Remove variable.
1771 (tree_ssa_dominator_optimize): Don't allocate and free it.
1772 (dom_opt_leave_block): Don't iterate over it.
1773 (eliminate_redundant_computations): Don't return a value.
1774 (cprop_operand, cprop_into_stmt): Ditto.
1775 (optimize_stmt): Don't defer updating stmts.
1777 2009-09-25 Dodji Seketeli <dodji@redhat.com>
1779 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
1780 generic_parameter_die, template_parameter_pack_die,
1781 gen_formal_parameter_die, gen_subprogram_die): Adjust after
1782 renaming DW_TAG_formal_parameter_pack and
1783 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
1784 and DW_TAG_GNU_template_parameter_pack.
1786 2009-09-25 Anatoly Sokolov <aesok@post.ru>
1788 * config/v850/v850.h (FUNCTION_VALUE): Remove.
1789 * config/v850/v850.c (v850_function_value): New function.
1790 (TARGET_FUNCTION_VALUE): Define.
1792 2009-09-25 Jakub Jelinek <jakub@redhat.com>
1794 * tree-vect-stmts.c (vectorizable_call): Call
1795 mark_symbols_for_renaming after vect_finish_stmt_generation.
1797 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
1798 to loc_descriptor_from_tree.
1799 (add_location_or_const_value_attribute): Pass 0 instead of 2
1800 for decl_by_reference_p decls.
1802 2009-09-25 Richard Guenther <rguenther@suse.de>
1805 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
1808 2009-09-25 Ben Elliston <bje@au.ibm.com>
1810 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
1813 2009-09-25 Alan Modra <amodra@bigpond.net.au>
1815 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
1816 form of instruction.
1818 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1821 * fold-const.c (const_binop): Handle complex int division.
1822 * tree-complex.c (expand_complex_div_straight,
1823 expand_complex_div_wide): Update comments.
1825 2009-09-24 DJ Delorie <dj@redhat.com>
1828 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
1829 (reg_class): Likewise.
1830 (REG_CLASS_NAMES): Likewise.
1831 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
1832 (m32c_override_options): Disable -fivopts for M32C.
1834 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1836 * config/rs6000/predicates.md (indexed_or_indirect_operand):
1837 Delete VSX load/store with update support.
1838 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
1839 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
1843 (VStype_load_update): Ditto.
1844 (VStype_store_update): Ditto.
1845 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
1846 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
1848 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
1849 load/store with update builtins.
1851 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
1853 * libgcc2.c (L_trampoline): Prototype for getpagesize
1854 and mprotect in WINNT case.
1856 2009-09-24 Anatoly Sokolov <aesok@post.ru>
1858 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
1859 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
1860 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
1861 'outgoing' argument.
1862 (TARGET_FUNCTION_VALUE): Define.
1864 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
1866 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
1868 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
1871 * common.opt: Initialize dwarf_strict to -1.
1872 * toplev.c (process_options): Catch unset dwarf_strict
1873 and set to 0 for all targets not overriding.
1874 * config/darwin.c (darwin_override_options): Catch unset
1875 dwarf_strict and override to 1.
1877 2009-09-24 Jeff Law <law@redhat.com>
1879 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
1881 2009-09-24 Richard Guenther <rguenther@suse.de>
1883 PR tree-optimization/36143
1884 PR tree-optimization/38747
1885 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
1886 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
1888 2009-09-24 Jakub Jelinek <jakub@redhat.com>
1891 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
1892 return false instead of gcc_unreachable (). For CONST return the
1893 value returned by recursive call instead of always returning true.
1894 (tree_add_const_value_attribute): Return the value returned by
1895 add_const_value_attribute instead of always returning true if rtl
1898 2009-09-23 Justin Seyster <jrseys@gmail.com>
1900 * Makefile.in (PLUGIN_HEADERS): Include real.h.
1902 2009-09-24 Jakub Jelinek <jakub@redhat.com>
1904 * cgraphunit.c (cgraph_lower_function): Revert last change.
1905 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
1906 instead of DECL_NO_STATIC_CHAIN.
1907 * tree-cfg.c (verify_gimple_call): Likewise.
1908 * tree-nested.c (get_chain_decl, get_chain_field,
1909 convert_tramp_reference_op, convert_gimple_call): Likewise.
1910 (convert_all_function_calls): Likewise. Always set or clear
1911 DECL_STATIC_CHAIN initially, for !n->outer clear it.
1912 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
1913 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
1915 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
1916 DECL_NO_STATIC_CHAIN.
1917 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
1918 instead of DECL_NO_STATIC_CHAIN.
1919 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
1920 decl_function_context.
1921 * varasm.c (initializer_constant_valid_p): Likewise.
1922 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
1923 (DECL_STATIC_CHAIN): ... this.
1924 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
1925 instead of DECL_NO_STATIC_CHAIN.
1927 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
1928 Rafael Avila de Espindola <espindola@google.com>
1930 * gengtype.c (nb_plugin_files): Make it unsigned to match
1931 num_gt_files. Adjust other variables to avoid warnings.
1932 (main): Allocate an all zero lang_bitmap before each plugin file name
1933 to match regular file names.
1935 2009-09-23 Richard Henderson <rth@redhat.com>
1937 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
1938 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
1939 static chain passed in memory.
1940 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
1941 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
1942 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
1943 STATIC_CHAIN_REGNUM defined.
1945 * config/picochip/picochip-protos.h: s/class/klass/.
1946 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
1947 (picochip_static_chain): New.
1948 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
1949 (STATIC_CHAIN_INCOMING): Remove.
1951 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
1952 (xtensa_static_chain): New.
1953 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
1954 (STATIC_CHAIN_INCOMING): Remove.
1956 2009-09-23 Anatoly Sokolov <aesok@post.ru>
1958 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
1959 * config/pa/pa-protos.h (function_value): Remove.
1960 * config/pa/pa.c (pa_function_value): Rename from function_value.
1961 Make static, add 'outgoing' argument.
1962 (TARGET_FUNCTION_VALUE): Define.
1964 2009-09-23 Anatoly Sokolov <aesok@post.ru>
1966 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
1967 instead of cfun->machine->is_leaf.
1968 * config/avr/avr.h (machine_function): Remove is_leaf field.
1970 2009-09-23 Jakub Jelinek <jakub@redhat.com>
1973 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
1974 DW_OP_piece after DW_OP_stack_value, adjust size calculations
1975 for it, when DW_OP_stack_value and DW_OP_implicit_value has
1976 the same size, prefer DW_OP_stack_value.
1977 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
1978 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
1980 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
1983 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
1985 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
1988 * cfgexpand.c (convert_debug_memory_address): New.
1989 (expand_debug_expr): Convert base address and offset to the same
1990 mode. Use it to convert addresses to other modes. Accept
1993 2009-09-23 Richard Guenther <rguenther@suse.de>
1995 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
1996 produced for bigendian targets with promoted subregs.
1998 2009-09-23 Richard Guenther <rguenther@suse.de>
2000 * value-prof.c (gimple_ic): Purge old EH edges only after building
2003 2009-09-23 Nick Clifton <nickc@redhat.com>
2005 * config/arc/arc.c (arc_trampoline_init): Fix typo.
2007 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2010 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
2013 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
2014 on non-nested functions.
2016 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2017 Jan Hubicka <jh@suse.cz>
2019 * dwarf2out.c (loc_list_plus_const): Only define if
2020 DWARF2_DEBUGGING_INFO.
2021 (address_of_int_loc_descriptor): Likewise.
2024 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
2026 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
2029 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
2030 constant is more than zero.
2032 2009-09-23 Alan Modra <amodra@bigpond.net.au>
2035 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
2036 call final to emit non-scheduled prologue, instead insert at entry.
2038 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2039 Joseph S. Myers <joseph@codesourcery.com>
2041 * doc/install.texi (*-*-freebsd*): Add proper format codes.
2043 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2044 Rafael Avila de Espindola <espindola@google.com>
2046 * gengtype.c (is_file_equal): New function.
2047 (close_output_files): Use is_file_equal. Free of->buf.
2049 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2050 Rafael Avila de Espindola <espindola@google.com>
2052 * gengtype.c (write_types, write_local): Add the output_header
2053 argument. Update all callers.
2055 2009-09-22 Dodji Seketeli <dodji@redhat.com>
2057 * dwarf2out.c (template_parameter_pack_die,
2058 gen_formal_parameter_pack_die ): New functions.
2059 (make_ith_pack_parameter_name): Remove this function.
2060 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
2061 DW_TAG_formal_parameter_pack.
2062 (gen_generic_params_dies): Represent each template parameter pack
2063 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
2064 represented by usual DW_TAG_template_*_parameter DIEs that are
2065 children of the DW_TAG_template_parameter_pack element DIE.
2066 (generic_parameter_die): This doesn't deal with parameter pack
2067 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
2068 of parameter pack DIEs.
2069 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
2070 in certain cases, e.g. for pack elements.
2071 (gen_formal_types_die, gen_decl_die): Adjust usage of
2072 gen_formal_parameter_die.
2073 (gen_subprogram_die): Represent each function parameter pack by a
2074 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
2075 represented by usual DW_TAG_formal_parameter DIEs that are children
2076 of the DW_TAG_formal_parameter_pack DIE. Remove references to
2077 ____builtin_va_alist decls as no part of the compiler uses those
2079 * langhooks.h (struct lang_hooks_for_decls): Add
2080 function_parm_expanded_from_pack_p, get_generic_function_decl
2081 and function_parameter_pack_p hooks. Fix comment for
2082 get_innermost_generic_parms hook.
2083 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
2084 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
2085 macros and use them to initialize lang_hook.
2087 2009-09-22 Richard Henderson <rth@redhat.com>
2089 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
2090 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
2091 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
2092 on TRAMPOLINE_TEMPLATE.
2093 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
2094 TRAMPOLINE_ADJUST_ADDRESS.
2095 * targhooks.c (default_asm_trampoline_template): Remove.
2096 (default_trampoline_adjust_address): Remove.
2097 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
2098 * targhooks.h: Update decls.
2100 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2102 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
2103 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
2104 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
2106 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
2109 * reload1.c (reload): Reset debug insns with pseudos without
2112 2009-09-22 Janis Johnson <janis187@us.ibm.com>
2114 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
2115 unconditional true for decimal float modes.
2116 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
2117 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
2119 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2121 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
2122 Enable a new case for __FreeBSD__ >= 7.
2123 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
2124 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
2125 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
2126 and USE_LD_AS_NEEDED.
2128 * doc/install.texi (*-*-freebsd*): Update target information.
2130 2009-09-22 Richard Guenther <rguenther@suse.de>
2133 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
2134 arrays really properly.
2136 2009-09-22 Richard Henderson <rth@redhat.com>
2139 * target.h (struct gcc_target): Add asm_out.trampoline_template,
2140 calls.static_chain, calls.trampoline_init,
2141 calls.trampoline_adjust_address.
2142 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2143 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
2144 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2145 * builtins.c (expand_builtin_setjmp_receiver): Use
2146 targetm.calls.static_chain; only clobber registers.
2147 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
2148 set up memory attributes properly for the trampoline block.
2149 (expand_builtin_adjust_trampoline): Use
2150 targetm.calls.trampoline_adjust_address.
2151 * calls.c (prepare_call_address): Add fndecl argument. Use
2152 targetm.calls.static_chain.
2153 * df-scan.c (df_need_static_chain_reg): Remove.
2154 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
2155 consolodate static chain handling.
2156 * doc/tm.texi: Document new hooks.
2157 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
2158 (init_emit_regs): Don't initialize them.
2159 * expr.h (prepare_call_address): Update decl.
2160 * final.c (profile_function): Use targetm.calls.static_chain.
2161 * function.c (expand_function_start): Likewise.
2162 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
2163 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
2164 only clobber registers.
2165 * targhooks.c (default_static_chain): New.
2166 (default_asm_trampoline_template, default_trampoline_init): New.
2167 (default_trampoline_adjust_address): New.
2168 * targhooks.h: Declare them.
2169 * varasm.c (assemble_trampoline_template): Use
2170 targetm.asm_out.trampoline_template. Make the memory block const
2173 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
2174 alpha_initialize_trampoline. Make static. Merge VMS parameter
2175 differences into the TARGET_ABI_OPEN_VMS code block.
2176 (TARGET_TRAMPOLINE_INIT): New.
2177 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
2178 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
2179 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
2180 (INITIALIZE_TRAMPOLINE): Remove.
2182 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
2183 (TRAMPOLINE_TEMPLATE): Merge with ...
2184 (INITIALIZE_TRAMPOLINE): ... this and move ...
2185 * config/arc/arc.c (arc_trampoline_init): ... here.
2186 (TARGET_TRAMPOLINE_INIT): New.
2188 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2189 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2190 (arm_asm_trampoline_template): New.
2191 (arm_trampoline_init, arm_trampoline_adjust_address): New.
2192 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
2193 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
2194 code to arm_asm_trampoline_template.
2195 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
2196 arm_trampoline_adjust_address.
2197 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
2198 adjust for target hook parameters.
2200 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
2203 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
2204 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
2205 (bfin_trampoline_init): Rename from initialize_trampoline;
2206 make static; update for target hook parameters.
2207 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
2208 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
2209 bfin_asm_trampoline_template.
2210 (INITIALIZE_TRAMPOLINE): Remove.
2212 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2213 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
2214 cris_trampoline_init): New.
2215 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
2216 cris_asm_trampoline_template.
2217 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
2218 adjust for target hook parameters.
2220 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
2222 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2223 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
2224 fr30_trampoline_init): New.
2225 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
2226 fr30_asm_trampoline_template.
2227 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
2228 adjust for target hook parameters.
2230 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
2231 (frv_trampoline_init): Rename from frv_initialize_trampoline;
2232 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
2233 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
2234 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
2236 * config/h8300/h8300.c (h8300_trampoline_init): New.
2237 (TARGET_TRAMPOLINE_INIT): New.
2238 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
2239 to h8300_trampoline_init and adjust for hook parameters.
2241 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
2242 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
2243 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
2244 make static; adjust for hook parameters.
2245 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
2247 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2248 (TARGET_TRAMPOLINE_INIT): New.
2249 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
2250 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
2251 iq2000_asm_trampoline_template.
2252 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
2253 (TRAMPOLINE_CODE_SIZE): New.
2254 (TRAMPOLINE_SIZE): Use it.
2255 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
2257 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
2258 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
2259 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
2260 adjust for hook parameters.
2261 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
2263 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
2264 (m32r_trampoline_init): New.
2265 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
2266 m32r_trampoline_init.
2268 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
2269 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
2270 make static; update for hook parameters.
2271 * config/m68hc11/m68hc11-protos.h: Update.
2272 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
2274 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2275 (TARGET_TRAMPOLINE_INIT): New.
2276 (mcore_function_value): Fix typo.
2277 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
2278 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
2279 to mcore_asm_trampoline_template.
2280 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
2282 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
2283 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
2284 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
2285 update for hook parameters.
2286 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
2288 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2289 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2290 mips_trampoline_init): New.
2291 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
2292 mips_asm_trampoline_template.
2293 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
2294 update for hook parameters.
2296 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2297 (TARGET_TRAMPOLINE_INIT): New.
2298 (mmix_trampoline_size): Remove.
2299 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
2300 make static. Remove out-of-date tetra vs octa comment.
2301 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
2302 make static; update for hook parameters.
2303 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
2304 (INITIALIZE_TRAMPOLINE): Remove.
2305 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
2306 (TRAMPOLINE_ALIGNMENT): New.
2307 * gcc/config/mmix/mmix-protos.h: Update.
2309 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2310 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2311 mn10300_trampoline_init): New.
2312 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
2313 mn10300_asm_trampoline_template.
2314 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
2316 * config/moxie/moxie.c (moxie_static_chain,
2317 moxie_asm_trampoline_template, moxie_trampoline_init,
2318 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
2319 TARGET_TRAMPOLINE_INIT): New.
2320 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
2321 moxie_trampoline_init.
2322 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
2323 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
2325 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2326 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2327 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
2328 pa_trampoline_adjust_address): New.
2329 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
2330 pa_asm_trampoline_template.
2331 (TRAMPOLINE_ALIGNMENT): New.
2332 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
2333 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
2334 adjust for hook parameters.
2335 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
2337 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
2338 (TARGET_TRAMPOLINE_INIT): New.
2339 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
2340 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
2342 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
2344 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
2345 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
2346 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
2347 make static; adjust parameters for the hook.
2348 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
2350 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
2351 s390_trampoline_template; make static.
2352 (s390_trampoline_init): Rename from s390_initialize_trampoline;
2353 make static; adjust for target hook.
2354 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
2355 * config/s390/s390-protos.h: Remove trampoline decls.
2356 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
2357 (TRAMPOLINE_TEMPLATE): Remove.
2358 (TRAMPOLINE_ALIGNMENT): New.
2360 * config/score/score-protos.h (score_initialize_trampoline): Remove.
2361 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2362 (TARGET_TRAMPOLINE_INIT): New.
2363 (score_asm_trampoline_template): New.
2364 (score_trampoline_init): Rename from score_initialize_trampoline;
2365 make static; adjust for hook parameters.
2366 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
2367 score[37]_asm_trampoline_template.
2368 (INITIALIZE_TRAMPOLINE): Remove.
2369 * config/score/score3.c (score3_asm_trampoline_template): New.
2370 (score3_trampoline_init): Rename from score3_initialize_trampoline;
2371 adjust for target hook.
2372 * config/score/score7.c (score7_asm_trampoline_template): New.
2373 (score7_trampoline_init): Rename from score7_initialize_trampoline;
2374 adjust for target hook.
2375 * config/score/score3.h, config/score/score7.h: Update.
2377 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
2378 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
2379 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2380 (sh_trampoline_init): Rename from sh_initialize_trampoline;
2381 make static; adjust for target hook parameters.
2382 (sh_trampoline_adjust_address): New.
2383 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
2384 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
2386 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
2387 (sparc32_initialize_trampoline): Rename from
2388 sparc_initialize_trampoline; make static; replace tramp parameter
2389 with m_tramp and update memory accesses.
2390 (sparc64_initialize_trampoline): Similarly.
2391 (sparc_trampoline_init): New.
2392 * config/sparc/sparc-protos.h: Remove trampoline decls.
2393 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
2394 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
2396 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
2397 (array_to_constant): Make ARR parameter const.
2398 (spu_trampoline_init): Rename from spu_initialize_trampoline;
2399 make static; update for hook parameters.
2400 * config/spu/spu-protos.h: Update decls.
2401 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
2403 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
2404 from xstormy16_initialize_trampoline; make static; update for
2406 (TARGET_TRAMPOLINE_INIT): New.
2407 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
2409 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2410 (TARGET_TRAMPOLINE_INIT): New.
2411 (v850_can_eliminate): Make static.
2412 (v850_asm_trampoline_template, v850_trampoline_init): New.
2413 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
2414 v850_asm_trampoline_template.
2415 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
2416 and adjust for target hook parameters.
2418 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2419 (TARGET_TRAMPOLINE_INIT): New.
2420 (vax_asm_trampoline_template, vax_trampoline_init): New.
2421 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
2422 vax_asm_trampoline_template.
2423 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
2425 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2426 (TARGET_TRAMPOLINE_INIT): New.
2427 (xtensa_asm_trampoline_template): Rename from
2428 xtensa_trampoline_template; make static.
2429 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
2430 make static; update for hook parameters.
2431 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
2432 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
2433 (INITIALIZE_TRAMPOLINE): Remove.
2435 * config/i386/i386.c (ix86_function_regparm): Do not issue an
2436 error for nested functions with regparm=3.
2437 (ix86_compute_frame_layout): Adjust frame pointer offset for
2438 ix86_static_chain_on_stack.
2439 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
2440 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
2441 don't reset to UNITS_PER_WORD.
2442 (ix86_emit_leave): Adjust ix86_cfa_state.
2443 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
2444 (ix86_static_chain): New.
2445 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
2446 make static; update for target hook parameters; use ix86_static_chain.
2447 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
2448 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
2449 (INITIALIZE_TRAMPOLINE): Remove.
2450 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
2451 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
2452 to the end. Add static_chain_on_stack.
2453 (ix86_static_chain_on_stack): New.
2455 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
2456 (m68k_output_mi_thunk): Don't use static_chain_rtx.
2457 (m68k_trampoline_init): New.
2458 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
2459 m68k_trampoline_init and adjust for hook parameters.
2460 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
2461 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
2463 2009-09-22 Jakub Jelinek <jakub@redhat.com>
2465 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
2466 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
2468 * reload1.c (reload): Call wrap_constant when substituting
2469 reg for equiv inside of DEBUG_INSNs.
2472 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
2473 add_call_src_coords_attributes, add_high_low_attributes,
2474 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
2475 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
2476 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
2477 when -gdwarf-2 -gstrict-dwarf.
2478 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
2479 -gdwarf-[23] -gstrict-dwarf.
2480 (address_of_int_loc_descriptor, loc_descriptor,
2481 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
2482 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
2483 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
2485 2009-09-22 Richard Guenther <rguenther@suse.de>
2487 PR tree-optimization/41428
2488 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
2489 (ccp_finalize): Pass it to substitute_and_fold.
2491 2009-09-22 Richard Guenther <rguenther@suse.de>
2493 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
2494 (substitute_and_fold): Adjust prototype.
2495 * tree-vrp.c (vrp_evaluate_conditional): Make static.
2496 (simplify_stmt_using_ranges): Likewise.
2497 (fold_predicate_in): Move here from tree-ssa-propagate.c.
2498 (vrp_fold_stmt): New function.
2499 (vrp_finalize): Pass it to substitute_and_fold.
2500 * tree-flow.h (vrp_evaluate_conditional): Remove.
2501 (simplify_stmt_using_ranges): Likewise.
2502 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
2503 * tree-ssa-copy.c (fini_copy_prop): Likewise.
2504 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
2506 (fold_predicate_in): Move to tree-vrp.c.
2507 (substitute_and_fold): Use the callback instead of calling into
2508 tree-vrp.c functions directly.
2510 2009-09-22 Jakub Jelinek <jakub@redhat.com>
2512 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
2513 comparison warning on rs6000.
2516 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
2517 GIMPLE_EH_MUST_NOT_THROW cleanup.
2518 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
2520 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
2523 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
2524 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
2525 LIB_SPEC for darwin10 and later since it always uses the unwinder in
2526 libSystem which is derived from the gcc 4.2.1 unwinder.
2528 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2531 * varasm.c (default_encode_section_info): Copy TLS model into
2532 sym_ref flags regardless of backend support for TLS, for all
2533 model types except TLS_MODEL_EMULATED.
2535 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2538 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
2539 we can handle it correctly.
2541 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
2543 * doc/install.texi (os2): Remove section.
2545 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
2547 * doc/standards.texi (Objective-C): Adjust two URLs.
2549 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
2551 * tree-tailcall.c (process_assignment): Don't check if a
2552 multiplication or an addition are already present.
2553 (find_tail_calls): Combine multiple additions and multiplications.
2554 (adjust_accumulator_values): Emit accumulators.
2556 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
2558 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
2559 xmm register restore.
2561 2009-09-21 Jan Hubicka <jh@suse.cz>
2563 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
2564 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
2567 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
2569 * stor-layout.c (layout_type): Remove obsolete code.
2571 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
2574 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
2576 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2579 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
2580 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
2581 (fold_builtin_2, do_mpc_arg1): Update accordingly.
2582 * fold-const.c (const_binop): Likewise.
2583 * real.h (do_mpc_arg2): Update prototype.
2585 2009-09-20 Jan Hubicka <jh@suse.cz>
2587 * dwarf2out.c (add_const_value_attribute): Return true if successful.
2588 (add_location_or_const_value_attribute): Rewrite using
2590 (tree_add_const_value_attribute): Return true if successful.
2591 (tree_add_const_value_attribute_for_decl): Likewise.
2593 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
2594 (loc_descriptor): ... here;
2595 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2596 (cst_pool_loc_descr): Break out from ...; do not reffer constant
2597 pool items that was not marked for output.
2598 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
2599 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2600 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
2601 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
2602 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
2603 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
2604 DW_OP_stack_value to get address of items that are not available
2606 (dw_loc_list): Handle single element lists correctly.
2608 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
2609 Pascal Obry <obry@adacore.com>
2611 * unwind-dw2-fde.c (classify_object_over_fdes):
2612 Cast the constant 1 to _Unwind_Ptr.
2613 (add_fdes): Likewise.
2614 (linear_search_fdes): Likewise.
2616 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
2618 * stor-layout.c (set_sizetype): Avoid useless type copy.
2620 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
2622 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
2624 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
2625 * configure, config.in: Regenerate.
2626 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
2628 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
2629 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
2630 for global data if the output could be used in a shared library.
2631 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
2632 to 0 if TARGET_WRITABLE_EH_FRAME.
2634 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
2636 PR rtl-optimization/39886
2637 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
2638 just when insn is equal to BB_END (bb).
2640 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
2642 * config/mips/mips.opt (mrelax-pic-calls): New option.
2643 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
2645 (mips_unspec_call): Change "unspec_call" expander into this.
2646 (mips_strip_unspec_call): New function.
2647 (mips_got_load): Call mips_unspec_call instead of
2648 gen_unspec_call<mode>.
2649 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
2651 (mips_cfg_in_reorg): New function.
2652 (mips16_lay_out_constants): Use it to decide whether to call
2653 CFG-aware insn splitting.
2654 (r10k_insert_cache_barriers): Move CFG set-up code from here to
2655 mips_reorg. Move DF set-up code from here ...
2656 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
2658 (mips_reorg): Call mips_df_reorg instead of
2659 r10k_insert_cache_barriers. Move CFG set-up code here from
2660 r10k_insert_cache_barriers.
2661 (mips_call_expr_from_insn): New function.
2662 (mips_pic_call_symbol_from_set): Likewise.
2663 (mips_find_pic_call_symbol): Likewise.
2664 (mips_annotate_pic_call_expr): Likewise.
2665 (mips_get_pic_call_symbol): Likewise.
2666 (mips_annotate_pic_calls): Likewise.
2667 (mips_override_options): Disable -mrelax-pic-calls unless PIC
2669 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
2670 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
2671 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
2673 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
2674 (unspec_call<mode>): Remove it.
2675 (sibcall_internal, sibcall_value_internal,
2676 sibcall_value_multiple_internal, call_internal, call_split,
2677 call_value_internal, call_value_split,
2678 call_value_multiple_internal, call_value_multiple_split): Pass
2679 SIZE_OPNO to MIPS_CALL.
2680 (call_internal_direct, call_direct_split,
2681 call_value_internal_direct, call_value_direct_split): Pass -1 as
2682 SIZE_OPNO to MIPS_CALL.
2683 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
2684 * configure: Regenerate.
2685 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
2686 and -mno-relax-pic-calls.
2687 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
2689 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2692 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
2693 in the directory this rule is called from, rather than the
2694 toplevel 'gcc' directory, to fix in-tree build.
2696 2009-09-19 Chris Demetriou <cgd@google.com>
2698 PR preprocessor/28435:
2699 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
2700 to cpplib that the preprocessor output is needed.
2702 2009-09-19 Jakub Jelinek <jakub@redhat.com>
2704 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
2705 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
2706 *return_and_restore_fpregs_<mode>,
2707 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
2710 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
2711 instead of assuming it has always a REG inside of it.
2713 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
2715 * config/freebsd.h: Update comment on types.
2716 (WINT_TYPE): Define.
2718 2009-09-18 Jason Merrill <jason@redhat.com>
2720 * c.opt: Add -fno-deduce-init-list.
2722 2009-09-18 Neil Vachharajani <nvachhar@google.com>
2724 * value-prof.c (interesting_stringop_to_profile_p): Added output
2725 argument to indicate which parameter is the size parameter.
2726 * value-prof.c (gimple_stringop_fixed_value): Use
2727 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
2728 * value-prof.c (gimple_stringops_transform): Update call sites to
2729 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
2731 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
2734 From David Binderman <dcb314@hotmail.com>:
2735 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
2736 local variable f. Remove stale comments.
2737 (ix86_compute_frame_layout): Remove useless local variable total_size.
2738 Remove #if 0'd code.
2739 (legitimate_address_p): Remove useless local variables
2740 reason_rtx and reason.
2741 (ix86_split_copysign_const): Remove useless local variable op1.
2742 (scale_counter): Remove useless local variable piece_size_mask.
2744 2009-09-18 Jakub Jelinek <jakub@redhat.com>
2746 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
2749 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
2752 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
2754 2009-09-17 Jakub Jelinek <jakub@redhat.com>
2756 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
2759 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
2761 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
2762 DW_OP_implicit_value even without dwarf_version 4.
2764 2009-09-17 Jan Hubicka <jh@suse.cz>
2766 * dwarf2out.c: Include tree-pass.h and gimple.h.
2767 (loc_list_plus_const): New function.
2768 (loc_descriptor_from_tree_1): Rename to ...
2769 (loc_descriptor_from_tree): ... remove original.
2770 (loc_list_from_tree): New function.
2771 (add_AT_location_description): Accept location list.
2772 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
2773 (concatn_mem_loc_descriptor): Remove.
2774 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
2776 (secname_for_decl): Move up.
2777 (hidden_reference_p): New function; break out from ...
2778 (loc_by_refernece): ... here; move up.
2779 (dw_loc_list): New function.
2780 (single_element_loc_list): New function.
2781 (single_element_loc_list_p): New function.
2782 (add_loc_descr_to_each): New function.
2783 (add_loc_list): New function.
2784 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
2785 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
2786 add diagnostics why expansion failed.
2787 (add_location_or_const_value_attribute): Support location lists.
2788 (add_bound_info): Likewise.
2789 (descr_info_loc): Update call of loc_descriptor_from_tree.
2790 (gen_variable_die): Work on location lists.
2791 * final.c (pass_final): Add dump file.
2792 * Makefile.in (dwarf2out.o): Add new dependencies.
2794 2009-09-17 Janis Johnson <janis187@us.ibm.com>
2797 * real.c decimal_from_integer, decimal_integer_string): New.
2798 (real_from_integer): Use them as special case for decimal float.
2799 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
2800 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
2801 Do not append zero after the decimal point in string to convert.
2803 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
2805 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
2806 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
2808 2009-09-17 Martin Jambor <mjambor@suse.cz>
2810 * common.opt (fipa-sra): New switch.
2811 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
2812 * timevar.def (TV_IPA_SRA): New timevar.
2813 * params.def (ipa-sra-ptr-growth-factor): New parameter.
2814 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
2815 * tree-sra.c: Include cgraph.c.
2816 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
2817 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
2818 and grp_not_necessarilly_dereferenced.
2819 (func_param_count): New variable.
2820 (encountered_apply_args): New variable.
2821 (bb_dereferences): New variable.
2822 (final_bbs): New variable.
2823 (no_accesses_representant): New variable.
2824 (no_accesses_p): New function.
2825 (dump_access): Dump the new fields.
2826 (sra_initialize): Set encountered_apply_args to false.
2827 (get_ssa_base_param): New function.
2828 (mark_parm_dereference): New function.
2829 (create_access): Caring for INIDRECT_REFs and different handling of
2830 varialble length accesses in early IPA SRA. Store the stmt - a new
2831 parameter - to the new access.
2832 (build_access_from_expr_1): New parameter stmt, passed to
2833 create_access. Handle INDIRECT_REFs.
2834 (build_access_from_expr): Pass the current statement to
2835 build_access_from_expr_1.
2836 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
2838 (build_accesses_from_assign): Pass the current statement to
2839 build_access_from_expr_1. Do not create assign links in IPA-SRA.
2840 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
2841 final_bbs when necessary. Check for calls to __builtin_apply_args.
2842 Fixup EH info if anythng was changed.
2843 (is_unused_scalar_param): New function.
2844 (ptr_parm_has_direct_uses): New function.
2845 (find_param_candidates): New function.
2846 (mark_maybe_modified): New function.
2847 (analyze_modified_params): New function.
2848 (propagate_dereference_distances): New function.
2849 (dump_dereferences_table): New function.
2850 (analyze_caller_dereference_legality): New function.
2851 (unmodified_by_ref_scalar_representative): New function.
2852 (splice_param_accesses): New function.
2853 (decide_one_param_reduction): New function.
2854 (enum ipa_splicing_result): New type.
2855 (splice_all_param_accesses): New function.
2856 (get_param_index): New function.
2857 (turn_representatives_into_adjustments): New function.
2858 (analyze_all_param_acesses): New function.
2859 (get_replaced_param_substitute): New function.
2860 (get_adjustment_for_base): New function.
2861 (replace_removed_params_ssa_names): New function.
2862 (sra_ipa_reset_debug_stmts): New function.
2863 (sra_ipa_modify_expr): New function.
2864 (sra_ipa_modify_assign): New function.
2865 (convert_callers): New function.
2866 (modify_function): New function.
2867 (ipa_sra_preliminary_function_checks): New function.
2868 (ipa_early_sra): New function.
2869 (ipa_early_sra_gate): New function.
2870 (pass_early_ipa_sra): New variable.
2871 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
2873 2009-09-17 Michael Matz <matz@suse.de>
2876 * tree.c (build_type_attribute_qual_variant): Export.
2877 * tree.h (build_type_attribute_qual_variant): Declare.
2878 * tree-inline.c (remap_type_1): Use it to build variants with
2879 the original qualifiers and attributes.
2881 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2883 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
2884 without a fallthrough edge.
2886 2009-09-16 DJ Delorie <dj@redhat.com>
2888 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
2889 chip and ignore the "fast_interrupt" attribute if so.
2891 2009-09-16 Richard Henderson <rth@redhat.com>
2894 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
2897 2009-09-16 Richard Henderson <rth@redhat.com>
2900 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
2901 is set only if DECL_NO_STATIC_CHAIN is unset.
2902 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
2903 (FOR_EACH_NEST_INFO): New.
2904 (walk_all_functions): Use it.
2905 (finalize_nesting_tree): Likewise.
2906 (unnest_nesting_tree): Likewise.
2907 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
2908 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
2909 (convert_gimple_call): Early out if gimple_call_chain already set.
2910 (convert_all_function_calls): Iterate until no new functions
2911 require a static chain.
2912 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
2913 when building a trampoline. Use dump_function_to_file instead
2915 (lower_nested_functions): Open dump_file. Validate that decls
2916 that have DECL_NO_STATIC_CHAIN from the front end don't have that
2917 bit reset by this pass.
2919 2009-09-16 Michael Matz <matz@suse.de>
2922 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
2923 shorten decl_common_unused.
2924 (DECL_RESTRICTED_P): New accessor.
2925 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
2926 to disambiguate marked decls and restrict pointers.
2928 2009-09-16 Richard Henderson <rth@redhat.com>
2931 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
2933 2009-09-16 Jakub Jelinek <jakub@redhat.com>
2935 * integrate.c (set_block_abstract_flags): Call
2936 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
2938 2009-09-16 Richard Guenther <rguenther@suse.de>
2941 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
2944 2009-09-16 DJ Delorie <dj@redhat.com>
2945 Kaz Kojima <kkojima@gcc.gnu.org>
2947 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
2948 (sh_expand_prologue): Update calls to output_stack_adjust.
2949 (sh_expand_epilogue): Likewise.
2951 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
2954 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
2955 trying to limit the extent of searches in the insn stream.
2957 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
2958 Jakub Jelinek <jakub@redhat.com>
2962 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
2964 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
2965 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
2966 (rs6000_savres_strategy): Always save FP registers inline if the
2967 target doesn't support hardware double-precision. Set the above
2968 bits in return value when needed.
2969 (rs6000_savres_routine_sym): Fix computation for cache selector.
2970 Mark the generated symbol as a function. Rename exitp argument to
2971 lr. Move code for determining the name of the symbol...
2972 (rs6000_savres_routine_name): ...here. New function. Add cases for
2973 getting the names right on AIX and 64-bit Linux.
2974 (savres_routine_name): New variable.
2975 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
2976 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
2977 on what the target routine uses as a base register. If savep && lr
2978 describe saving of r0 into memory slot.
2979 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
2980 line calls for AIX ABI.
2981 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
2982 determine FP save/restore functions.
2983 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
2984 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
2986 (rs6000_emit_epilogue): Adjust computation of restore_lr.
2987 Duplicate restoration of LR and execute the appropriate one
2988 depending on whether GPRs are being restored inline. Set r11 from
2989 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
2990 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
2991 Fix out of line calls for AIX ABI.
2992 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
2994 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
2996 (*restore_gpregs_spe): Likewise.
2997 (*return_and_restore_gpregs_spe): Likewise.
2998 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
2999 Define to empty string unconditionally.
3000 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
3001 Define to empty string unconditionally.
3002 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
3005 2009-09-15 Jan Hubicka <jh@suse.cz>
3007 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
3008 * params.def (inline-insns-auto): Likewise.
3010 2009-09-15 Martin Jambor <mjambor@suse.cz>
3012 * ipa-inline.c (estimate_function_body_sizes): Dump info about
3013 individual statements only at TDF_DETAILS dump level. Format
3014 source for 80 characters per line.
3016 2009-09-15 Christian Bruel <christian.bruel@st.com>
3018 * regrename.c (do_replace): Update REG_DEAD notes.
3020 2009-09-15 Revital Eres <eres@il.ibm.com>
3022 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
3023 * targhooks.c (default_builtin_support_vector_misalignment):
3024 New builtin function.
3025 * targhooks.h (default_builtin_support_vector_misalignment):
3027 * target.h (builtin_support_vector_misalignment):
3028 New field in struct gcc_target.
3029 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
3030 new builtin function.
3031 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
3033 * config/rs6000/rs6000.c
3034 (rs6000_builtin_support_vector_misalignment): New function.
3035 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
3037 2009-09-15 Jie Zhang <jie.zhang@analog.com>
3039 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
3041 (bfin_optimize_loop): Likewise.
3042 (bfin_gen_bundles): Likewise.
3043 (workaround_speculation): Likewise.
3044 (find_load): Return NULL_RTX for debug_insn.
3046 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
3048 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
3051 2009-09-14 DJ Delorie <dj@redhat.com>
3053 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
3054 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
3057 2009-09-14 Richard Henderson <rth@redhat.com>
3058 Jakub Jelinek <jakub@redhat.com>
3060 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
3061 * cfgbuild.c (make_edges): Handle asm goto.
3062 * cfglayout.c (fixup_reorder_chain): Likewise.
3063 * cfgrtl.c (patch_jump_insn): Likewise.
3064 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
3065 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
3066 (gimple_build_asm_vec): Add and use labels parameter.
3067 (gimple_build_asm): Remove.
3068 (walk_gimple_asm): Walk labels too.
3069 * gimple.def (GIMPLE_ASM): Update docs.
3070 * gimple.h: Update decls.
3071 (struct gimple_statement_asm): Change nc to use unsigned char;
3073 (gimple_asm_nlabels): New.
3074 (gimple_asm_label_op, gimple_asm_set_label_op): New.
3075 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
3076 into gimple_build_asm_vec.
3077 * jump.c (mark_jump_label_asm): New.
3078 (mark_jump_label): Use it.
3079 (redirect_jump_1): Handle asm goto.
3080 (invert_jump_1): Soft fail if X is null.
3081 * recog.c (extract_asm_operands): New.
3082 (asm_noperands): Use it; handle asm labels.
3083 (decode_asm_operands): Use extract_asm_operands.
3084 (asm_operand_ok): Properly handle empty string.
3085 * reg-stack.c (get_asm_operands_in_out): Rename from
3086 get_asm_operand_n_inputs; use extract_asm_operands; return both
3087 inputs and outputs by reference; update all callers.
3088 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
3089 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
3090 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
3091 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
3092 (extract_asm_operands): Declare.
3093 * stmt.c (expand_asm_operands): Add and use labels parameter.
3094 (check_unique_operand_names): Likewise.
3095 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
3096 (expand_asm_stmt): Handle asm labels.
3097 * tree-cfg.c (make_gimple_asm_edges): New.
3098 (make_edges): Use it.
3099 (cleanup_dead_labels): Handle asm labels.
3100 (is_ctrl_altering_stmt): Likewise.
3101 (gimple_redirect_edge_and_branch): Likewise.
3102 * tree.def (ASM_EXPR): Add 5th operand.
3103 * tree.h (ASM_LABELS): New.
3104 (resolve_asm_operand_names): Update decl.
3106 * c-parser.c (c_parser_asm_statement): Parse asm goto.
3107 (c_parser_asm_goto_operands): New.
3108 * c-tree.h (build_asm_expr): Update decl.
3109 * c-typeck.c (build_asm_expr): Add and use labels parameter.
3110 * doc/extend.texi: Document asm goto.
3112 2009-09-14 Richard Henderson <rth@redhat.com>
3114 * except.h: Update declarations.
3115 (struct pointer_map_t): Forward declare.
3116 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
3117 (struct eh_landing_pad_d, eh_landing_pad): New.
3118 (struct eh_catch_d, eh_catch): New.
3119 (struct eh_region_d): Remove next_region_sharing_label, aka,
3120 label, tree_label, landing_pad, post_landing_pad, resume,
3121 may_contain_throw. Rename region_number to index. Remove
3122 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
3123 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
3124 (VEC(eh_landing_pad,gc)): New.
3125 (struct eh_status): Remove last_region_number. Add lp_array,
3126 throw_stmt_table, ttype_data, ehspec_data.
3127 (ehr_next, FOR_ALL_EH_REGION_AT): New.
3128 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
3129 * except.c (lang_protect_cleanup_actions): Return tree.
3130 (struct ehl_map_entry): Remove.
3131 (init_eh_for_function): Push zero entries for region and lp_array.
3132 (gen_eh_region): Add to region_array immediately.
3133 (gen_eh_region_catch): Operate on eh_catch objects.
3134 (gen_eh_landing_pad): New.
3135 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
3136 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
3137 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
3138 (get_eh_landing_pad_from_number_fn): New.
3139 (get_eh_landing_pad_from_number): New.
3140 (get_eh_region_from_lp_number_fn): New.
3141 (get_eh_region_from_lp_number): New.
3142 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
3143 (get_exception_pointer, get_exception_filter): Remove.
3144 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
3145 (current_function_has_exception_handlers): Simplify.
3146 (bring_to_root, eh_region_replaceable_by_p): Remove.
3147 (replace_region, hash_type_list, hash_eh_region): Remove.
3148 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
3149 (label_to_region_map, num_eh_regions): Remove.
3150 (get_next_region_sharing_label, must_not_throw_labels): Remove.
3151 (find_exception_handler_labels): Remove.
3152 (duplicate_eh_regions_0, find_prev_try): Remove.
3153 (struct duplicate_eh_regions_data): New.
3154 (duplicate_eh_regions_1): Rewrite.
3155 (duplicate_eh_regions): Return a pointer map instead of an
3157 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
3158 (redirect_eh_edge_to_label): Remove.
3159 (eh_region_outermost): Rewrite using eh_region pointers
3160 instead of integers.
3161 (add_ttypes_entry): Update for ttype_data move to eh_status.
3162 (add_ehspec_entry): Rewrite with VEC instead of varray.
3163 (assign_filter_values): Likewise. Export.
3164 (build_post_landing_pads, connect_post_landing_pads): Remove.
3165 (dw2_build_landing_pads): Rewrite to use lp_array.
3166 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
3167 (sjlj_assign_call_site_values): Rewrite to use lp_array.
3168 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
3169 (sjlj_mark_call_sites): Update for landing pad numbers.
3170 (finish_eh_generation): Rewrite.
3171 (gate_handle_eh): Do nothing for no eh tree.
3172 (pass_rtl_eh): Move up near finish_eh_generation.
3173 (remove_eh_landing_pad): New.
3174 (remove_eh_handler): Export.
3175 (remove_eh_region, remove_eh_handler_and_replace): Remove.
3176 (for_each_eh_label): Rewrite to use lp_array.
3177 (make_reg_eh_region_note): New.
3178 (make_reg_eh_region_note_nothrow_nononlocal): New.
3179 (insn_could_throw_p): New.
3180 (copy_reg_eh_region_note_forward): New.
3181 (copy_reg_eh_region_note_backward): New.
3182 (check_handled, add_reachable_handler): Remove.
3183 (reachable_next_level, foreach_reachable_handler): Remove.
3184 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
3185 (get_eh_region_and_lp_from_rtx): New.
3186 (get_eh_region_from_rtx): New.
3187 (can_throw_internal_1, can_throw_external_1): Remove.
3188 (can_throw_internal): Use get_eh_region_from_rtx.
3189 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
3190 (insn_nothrow_p, can_nonlocal_goto): New.
3191 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
3192 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
3193 (add_action_record): Use VEC not varray.
3194 (collect_one_action_chain): Update for eh_region changes.
3195 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
3196 Use get_eh_region_and_lp_from_rtx.
3197 (gate_convert_to_eh_region_ranges): New.
3198 (pass_convert_to_eh_region_ranges): Use it.
3199 (push_uleb128, push_sleb128): Use VEC not varray.
3200 (output_one_function_exception_table): Likewise.
3201 (dump_eh_tree): Update for eh_region changes.
3202 (verify_eh_tree): Likewise.
3203 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
3204 * tree-eh.c: Include target.h.
3205 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
3206 Don't disallow GIMPLE_RESX; adjust argument check.
3207 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
3208 (record_stmt_eh_region): Update for landing pad numbers;
3209 generate a landing pad if necessary.
3210 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
3211 (remove_stmt_from_eh_lp_fn): Similarly.
3212 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
3213 Update for lp numbers; don't special case missing throw_stmt_table.
3214 (lookup_expr_eh_lp): Similarly.
3215 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
3216 (eh_seq, eh_region_may_contain_throw): New.
3217 (struct leh_state): Add ehp_region.
3218 (struct leh_tf_state): Remove eh_label.
3219 (emit_post_landing_pad): New.
3220 (emit_resx, emit_eh_dispatch): New.
3221 (note_eh_region_may_contain_throw): New.
3222 (frob_into_branch_around): Take eh_region not eh label;
3223 emit eh code into eh_seq.
3224 (honor_protect_cleanup_actions): Early exit for no actions. Don't
3225 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
3226 lower_eh_must_not_throw. Emit code to eh_seq.
3227 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
3228 (lower_try_finally_onedest): Likewise.
3229 (lower_try_finally_copy): Likewise.
3230 (lower_try_finally_switch): Likewise.
3231 (lower_try_finally): Initialize ehp_region.
3232 (lower_catch): Update for eh_catch objects.
3233 (lower_eh_filter): Don't handle must_not_throw.
3234 (lower_eh_must_not_throw): New.
3235 (lower_cleanup): Don't set eh_label.
3236 (lower_eh_constructs_2): Resolve eh builtins.
3237 Handle GIMPLE_EH_MUST_NOT_THROW.
3238 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
3239 Add eh_seq to the end of the function body.
3240 (make_eh_dispatch_edges): New.
3241 (make_eh_edge): Remove.
3242 (make_eh_edges): Simplify for landing pads.
3243 (redirect_eh_edge_1): New.
3244 (redirect_eh_edge): Use it.
3245 (redirect_eh_dispatch_edge): New.
3246 (stmt_could_throw_p): Use a switch. Allow RESX.
3247 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
3248 (stmt_can_throw_internal): Likewise.
3249 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
3250 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
3251 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
3252 (gate_refactor_eh): New.
3253 (pass_refactor_eh): Use it.
3254 (lower_resx, execute_lower_resx, pass_lower_resx): New.
3255 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
3256 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
3257 (remove_unreachable_handlers): Rename from
3258 tree_remove_unreachable_handlers; rewrite for landing pads;
3259 call remove_eh_handler directly.
3260 (remove_unreachable_handlers_no_lp): New.
3261 (unsplit_eh, unsplit_all_eh): New.
3262 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
3263 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
3264 (cleanup_empty_eh_unsplit): New.
3265 (cleanup_empty_eh): Rewrite.
3266 (cleanup_all_empty_eh): New.
3267 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
3268 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
3269 (gate_cleanup_eh): New.
3270 (pass_cleanup_eh): Use it.
3271 (verify_eh_edges): Move later in file. Expect one EH edge.
3272 (verify_eh_dispatch_edge): New.
3274 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
3275 (gtype-desc.o): Add TARGET_H.
3276 (tree.o): Use EXCEPT_H, not except.h.
3277 (cfgbuild.o): Add EXPR_H.
3278 (GTFILES): Add vecprim.h.
3279 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
3280 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
3281 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
3282 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
3283 * calls.c (emit_call_1): Use make_reg_eh_region_note.
3284 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
3285 calls to can_throw_internal.
3286 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
3287 (make_edges): Don't handle RESX; use can_nonlocal_goto.
3288 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
3289 (expand_gimple_stmt): Use make_reg_eh_region_note.
3290 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
3291 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
3292 or find_exception_handler_labels.
3293 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
3294 there is exacly one EH edge. Use can_nonlocal_goto and
3296 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
3297 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
3298 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
3299 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
3300 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
3301 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
3302 * dse.c (scan_insn): Use insn_could_throw_p.
3303 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
3304 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
3305 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
3306 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
3307 EXC_PTR_EXPR or FILTER_EXPR.
3308 (tree_expr_nonzero_warnv_p): Likewise.
3309 * function.h: Include vecprim.h, not varray.h
3310 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
3311 move ttype_data and ehspec_data members to struct eh_status; change
3312 action_record_data member to a VEC.
3313 * gcse.c (hash_scan_set): Use can_throw_internal.
3314 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
3315 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
3316 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
3317 (block_may_fallthru): Don't handle RESX_EXPR.
3318 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
3319 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
3320 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
3321 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
3322 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
3323 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
3324 (gimple_size): Likewise.
3325 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
3326 (gimple_build_resx): Use gimple_build_with_ops.
3327 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
3328 (is_gimple_val): Likewise.
3329 (is_gimple_stmt): Remove RESX_EXPR.
3330 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
3331 (GIMPLE_RESX): Reorder with other EH constructs.
3332 * gimple.h (struct gimple_statement_eh_mnt): New.
3333 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
3334 (gimple_eh_filter_must_not_throw): Remove.
3335 (gimple_eh_filter_set_must_not_throw): Remove.
3336 (gimple_eh_must_not_throw_fndecl): New.
3337 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
3338 (is_gimple_resx): New.
3339 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
3340 Don't copy EH_FILTER_MUST_NOT_THROW.
3341 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
3342 * ipa-inline.c (estimate_function_body_sizes): Don't try to
3343 handle must_not_throw_labels specially.
3344 * ipa-pure-const.c (check_call): Update debug statement for LP.
3345 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
3346 * ipa-utils.c (get_base_var): Likewise.
3347 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
3348 * lower-subreg.c (move_eh_region_note): Remove.
3349 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
3350 * omp-low.c (new_omp_context): Update for eh_lp_nr.
3351 (create_task_copyfn): Likewise.
3352 (maybe_catch_exception): Use gimple_build_eh_filter.
3353 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
3354 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
3355 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
3356 and pass_lower_resx.
3357 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
3358 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
3359 can_throw_internal, can_nonlocal_goto.
3360 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
3361 copy_reg_eh_region_note_forward.
3362 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
3363 (emit_output_reload_insns): Likewise.
3364 (copy_eh_notes): Remove.
3365 * rtl.def (RESX): Remove.
3366 * rtl.h: Update declarations.
3367 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
3368 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
3369 (update_eh_label): Remove.
3370 (cleanup_dead_labels_eh): New.
3371 (cleanup_deal_labels): Use it instead of update_eh_label.
3372 (gimple_merge_blocks): Update landing pad data structure when
3373 removing a landing pad label.
3374 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
3375 test; handle GIMPLE_EH_MUST_NOT_THROW.
3376 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
3377 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
3378 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
3379 (verify_stmt): Likewise. Verify landing pads.
3380 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
3381 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
3382 (struct move_stmt_d): Add eh_map.
3383 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
3384 (move_stmt_r): Remap eh region numbers in builtin calls,
3385 resx and eh_dispatch.
3386 (move_block_to_fn): Remove eh_offset parameter. Use
3387 maybe_duplicate_eh_stmt_fn.
3388 (find_outermost_region_in_block): Operate on eh_region pointers
3389 instead of region numbers.
3390 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
3391 duplicate_eh_regions.
3392 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
3393 test earlier. Disallow EH landing pads.
3394 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
3395 * tree-flow.h: Update declarations.
3396 (struct tree_ann_common_d): Replace rn with lp_nr.
3397 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
3398 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
3399 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
3400 resx and eh_dispatch.
3401 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
3402 (copy_edges_for_bb): Use make_eh_dispatch_edges.
3403 (copy_cfg_body): Expect eh_map instead of eh_region_offset
3404 from duplicate_eh_regions.
3405 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
3406 update RESX; handle EH_DISPATCH.
3407 (expand_call_inline): Set eh_lp_nr, not eh_region.
3408 (maybe_inline_call_in_expr): Likewise.
3409 * tree-inline.h (struct copy_body_data): Replace eh_region with
3410 eh_lp_nr, eh_region_offset with eh_map.
3411 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
3412 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
3413 * tree-pretty-print.c (dump_generic_node): Don't handle
3414 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
3415 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
3416 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
3417 EXC_PTR_EXPR, FILTER_EXPR.
3418 * tree-ssa-operands.c (get_expr_operands): Likewise.
3419 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
3420 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
3421 (ao_ref_init_from_vn_reference): Likewise.
3422 * tree-ssa-sink.c (statement_sink_location): Likewise.
3423 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
3424 (mark_virtual_phi_result_for_renaming): Export. Tidy.
3425 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
3426 EXC_PTR_EXPR, FILTER_EXPR.
3427 (is_exception_related): Remove.
3428 (compute_avail): Don't call it.
3429 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
3430 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
3431 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
3432 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
3434 (build_resx): Remove.
3435 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
3436 * tree.h: Update declarations.
3437 (EH_FILTER_MUST_NOT_THROW): Remove.
3438 (struct tree_label_decl): Add eh_landing_pad_nr.
3439 (EH_LANDING_PAD_NR): New.
3440 * value-prof.c (gimple_ic): Tidy variable names. Update for
3441 landing pad numbers.
3442 (gimple_stringop_fixed_value): Tidy variable names. Assert
3443 that neither call stmt can throw.
3444 * vecprim.h (uchar): New.
3445 (VEC(uchar,heap), VEC(uchar,gc)): New.
3447 * c-common.c (c_define_builtins): Update call to
3448 build_common_builtin_nodes.
3449 * c-parser.c (c_parse_file): Don't call
3450 default_init_unwind_resume_libfunc.
3452 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
3454 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
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.
3459 (mips_must_initialize_gp_p): Declare.
3460 (mips_emit_save_slot_move): Likewise.
3461 (mips_output_load_label): Return nothing.
3462 (mips_eh_uses): Declare.
3463 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
3464 (TARGET_CPRESTORE_DIRECTIVE): New macro.
3465 (TARGET_ABSOLUTE_JUMPS): Likewise.
3466 (EH_USES): Likewise.
3467 (FIRST_PSEUDO_REGISTER): Update comment.
3468 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
3469 (MIPS_CALL): ...here.
3470 (REGISTER_NAMES): Add $cprestore.
3471 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
3472 Add load_label_length, has_inflexible_gp_insn_p,
3473 has_flexible_gp_insn_p, must_initialize_gp_p and
3474 must_restore_gp_when_clobbered_p.
3475 (mips_expand_call): Don't generate split instructions here.
3476 (mips_split_call): Update the call to mips_restore_gp after
3477 the above name change.
3478 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
3479 (mips_find_gp_ref): New function.
3480 (mips_insn_has_inflexible_gp_ref_p): Likewise.
3481 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
3482 (mips_insn_has_flexible_gp_ref_p): Likewise.
3483 (mips_cfun_has_flexible_gp_ref_p): Likewise.
3484 (mips_function_has_gp_insn): Delete.
3485 (mips_global_pointer): Drop the df_regs_ever_live_p check.
3486 Use the new functions above. Only return INVALID_REGNUM
3487 for TARGET_ABSOLUTE_JUMPS.
3488 (mips_must_initialize_gp_p): New function.
3489 (mips_get_cprestore_base_and_offset): New function, extracted from...
3490 (mips_cprestore_slot): ...here. Take a bool parameter.
3491 (mips_cfun_has_cprestore_slot_p): New function.
3492 (mips_cprestore_address_p): Likewise.
3493 (mips_save_gp_to_cprestore_slot): Likewise.
3494 (mips_restore_gp): Rename to...
3495 (mips_restore_gp_from_cprestore_slot): ...this. Assert
3496 epilogue_completed. Update the call to mips_cprestore_slot.
3497 Test cfun->machine->must_restore_gp_when_clobbered_p.
3498 (mips_direct_save_slot_move_p): New function.
3499 (mips_emit_save_slot_move): Likewise.
3500 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
3501 of cfun->machine->global_pointer.
3502 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
3503 (mips_save_reg): Use mips_emit_save_slot_move.
3504 (mips_expand_prologue): Set must_initialize_gp_p.
3505 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
3506 for all cprestore saves. Emit a use_cprestore instruction after
3507 setting up the cprestore slot.
3508 (mips_restore_reg): Use mips_emit_save_slot_move.
3509 (mips_process_load_label): New function.
3510 (mips_load_label_length): Likewise.
3511 (mips_output_load_label): Don't return asm: output it here instead.
3512 Use mips_process_load_label.
3513 (mips_adjust_insn_length): Adjust the length of branch instructions
3514 that have length MAX_PIC_BRANCH_LENGTH.
3515 (mips_output_conditional_branch): Update the call to
3516 mips_output_load_label. Assume the branch target is OPERANDS[0]
3517 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
3518 (mips_output_order_conditional_branch): Swap the meaning of
3519 OPERANDS[0] and OPERANDS[1].
3520 (mips_variable_issue): Don't count ghost instructions.
3521 (mips_expand_ghost_gp_insns): New function.
3522 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
3523 (mips_output_mi_thunk): Set must_initialize_gp_p.
3524 (mips_eh_uses): New function.
3525 * config/mips/predicates.md (cprestore_save_slot_operand)
3526 (cprestore_load_slot_operand): New predicates.
3527 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
3528 (UNSPEC_MOVE_GP): Likewise.
3529 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
3530 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
3531 (CPRESTORE_SLOT_REGNUM): New register.
3532 (MAX_PIC_BRANCH_LENGTH): New constant.
3533 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
3534 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
3535 branches. Fix commentary.
3536 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
3537 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
3538 Change type to "ghost".
3539 (loadgp_absolute_<mode>): Likewise.
3540 (loadgp_rtp_<mode>): Likewise.
3541 (copygp_mips16): Likewise.
3542 (loadgp_blockage): Remove redundant mode attribute.
3543 (potential_cprestore): New instruction.
3544 (cprestore): Turn into an unspec set.
3545 (use_cprestore): New instruction.
3546 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
3547 (*branch_fp_inverted): Likewise.
3548 (*branch_order<mode>): Likewise.
3549 (*branch_order<mode>_inverted): Likewise.
3550 (*branch_equality<mode>): Likewise.
3551 (*branch_equality<mode>_inverted): Likewise.
3552 (*branch_bit<bbv><mode>): Likewise.
3553 (*branch_bit<bbv><mode>_inverted): Likewise.
3554 (*branch_equality<mode>_mips16): Remove redundant mode.
3555 (jump): Turn into a define_expand.
3556 (*jump_absolute): New instruction.
3557 (*jump_pic): Likewise.
3558 (*jump_mips16): Rename previously-unnamed pattern. Remove
3559 redundant mode attribute.
3560 (restore_gp): Split on epilogue_completed rather than
3561 reload_completed. Change type to "ghost".
3562 (move_gp<mode>): New instruction.
3563 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
3564 Remove redundant mode attribute.
3565 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
3566 (bc1any4f, bc1any2t, bc1any2f): Likewise.
3567 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
3569 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3572 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
3573 are returned in the same register (vs34 or v2) that Altivec vector
3574 types are returned in.
3575 (rs6000_libcall_value): Ditto.
3578 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
3579 instead of explicit addsi3/adddi3 calls.
3580 (rs6000_split_multireg_move): Ditto.
3581 (rs6000_emit_allocate_stack): Ditto.
3582 (rs6000_emit_prologue): Ditto.
3583 (rs6000_output_mi_thunk): Ditto.
3585 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
3586 size is 64 bits if we can use 64-bit registers.
3588 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
3590 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
3593 From Jie Zhang <jie.zhang@analog.com>:
3594 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
3595 save FP and RETS with saveall attribute.
3596 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
3597 with saveall attribute.
3599 * config/bfin/bfin.c (bfin_expand_builtin,
3600 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
3603 From Jie Zhang <jie.zhang@analog.com>:
3604 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
3605 before use in two places.
3606 * config/bfin/bfin.md (AREG): Define mode iterator.
3607 (reload_in, reload_out): Use mode iterator AREG.
3609 2009-09-14 Richard Guenther <rguenther@suse.de>
3612 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
3613 EH personality path.
3615 2009-09-13 Richard Guenther <rguenther@suse.de>
3616 Rafael Avila de Espindola <espindola@google.com>
3618 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
3619 (LANG_HOOKS_EH_PERSONALITY): Likewise.
3620 (LANG_HOOKS_INITIALIZER): Adjust.
3621 (lhd_pass_through_t): Declare.
3622 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
3624 * langhooks.c (lhd_pass_through_t): New function.
3625 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
3626 dwarf2out_begin_prologue): Use personality from current_function_decl.
3627 * expr.h (get_personality_function): Declare.
3628 * expr.c (get_personality_function): New function.
3629 (build_personality_function): Likewise.
3630 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
3631 (eh_personality_libfunc): Remove.
3632 * optabs.c (build_libfunc_function): New function split out from ...
3633 (init_one_libfunc): ... here.
3634 * tree.h (DECL_FUNCTION_PERSONALITY): New.
3635 (tree_function_decl): Add personality.
3636 (lhd_gcc_personality): Declare.
3637 (build_personality_function): Likewise.
3638 * tree.c (gcc_eh_personality_decl): New.
3639 (lhd_gcc_personality): New function.
3640 * except.h (lang_eh_runtime_type): Remove.
3641 (enum eh_personality_kind): New.
3642 (build_personality_function): Declare.
3643 (function_needs_eh_personality): Declare.
3644 * except.c (lang_eh_runtime_type): Remove.
3645 (function_needs_eh_personality): New function.
3646 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
3647 (sjlj_emit_function_enter, output_function_exception_table):
3648 Use personality from current_function_decl.
3649 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
3650 * tree-inline.c (tree_can_inline_p): Do not inline across different
3652 (expand_call_inline): Likewise. Adjust the callers EH personality.
3653 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
3654 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
3655 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
3656 (c-parser.o): Likewise
3657 * c-tree.h (c_eh_initialized_p): Remove.
3658 (c_maybe_initialize_eh): Likewise.
3659 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
3660 (finish_decl): Don't call c_maybe_initialize_eh.
3661 (c_eh_initialized_p): Remove.
3662 (c_maybe_initialize_eh): Likewise.
3663 * c-parser.c (c_parser_omp_construct): Likewise.
3664 (c_parse_file): Initialize exception handling.
3666 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
3668 * config.gcc (tm_file): Remove i386/biarch32.h
3669 for i?86-w64-mingw* case.
3670 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
3672 * config.host: Set for x64 mingw the option
3673 use_long_long_for_widest_fast_int to yes.
3675 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
3677 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
3678 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
3679 (dbxout_begin_function): Likewise.
3680 * final.c (dwarf2_debug_info_emitted_p): New predicate.
3681 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
3682 set on the function.
3683 (final_end_function): Likewise.
3684 (final_scan_insn): Likewise.
3685 (rest_of_handle_final): Likewise.
3686 * varasm.c (assemble_start_function): Likewise.
3687 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
3689 2009-09-12 Jason Merrill <jason@redhat.com>
3691 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
3692 * opts.c (common_handle_option): constify.
3694 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
3696 * doc/install.texi (avr): Remove obsolete reference site.
3698 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
3700 * doc/install.texi (Binaries): Adjust AIX link.
3702 2009-09-12 Akim Demaille <demaille@gostai.com>
3704 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
3705 Use an imperative sentence.
3707 2009-09-11 Richard Henderson <rth@redhat.com>
3709 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
3710 structure-name and has-tree-operands arguments; update all entries.
3711 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
3713 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
3714 (gsstruct_code_size): New.
3715 (gss_for_code_): New.
3716 (gss_for_code): Remove.
3717 (gimple_size): Rewrite using gsstruct_code_size.
3718 (gimple_statement_structure): Move to gimple.h.
3719 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
3720 (gss_for_code, gimple_statement_structure): New.
3721 (gimple_ops): Use new arrays; tidy.
3723 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3725 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
3726 operand to be a PLUS expression.
3727 * config/pa/pa.c (pa_secondary_reload): Likewise.
3729 2009-09-11 Jakub Jelinek <jakub@redhat.com>
3731 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
3733 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
3736 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
3738 From Jie Zhang <jie.zhang@analog.com>:
3739 * doc/extend.texi (node Function Attributes): Document l2
3741 (node Blackfin Variable Attributes): Document l2 variable attributes.
3743 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
3745 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
3746 to match the system compiler's configuration at inflection point.
3747 Add comment to remark a remaining difference with system compiler.
3749 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
3750 * configure: Regenerate.
3752 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
3754 From Jie Zhang <jie.zhang@analog.com>:
3755 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
3756 (bfin_handle_l2_attribute): New.
3757 (bfin_attribute_table): Add l2 attribute.
3759 2009-09-11 Michael Matz <matz@suse.de>
3762 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
3763 on the local_decls list.
3765 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
3769 * cselib.c (cselib_expand_value_rtx_cb): Document callback
3771 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
3772 for VALUEs, to implement the documented interface.
3773 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
3774 Adjust for VALUEs and anything else, to implement the
3775 documented interface.
3777 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
3779 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
3780 with actual SPE/paired vector modes before using 64-bit alignment.
3781 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
3783 2009-09-10 DJ Delorie <dj@redhat.com>
3785 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
3788 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
3789 * config/mep/mep.c (mep_legitimate_constant_p): New.
3790 * config/mep/mep-protos.h: Prototype it.
3792 2009-09-10 Richard Henderson <rth@redhat.com>
3794 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
3796 2009-09-10 Jason Merrill <jason@redhat.com>
3798 * tree.c (chain_index): New fn.
3799 * tree.h: Declare it.
3801 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3803 * config/sol2-c.c (cmn_err_length_specs): Initialize
3804 scalar_identity_flag.
3806 2009-09-10 Richard Henderson <rth@redhat.com>
3808 * tree.h (struct tree_decl_common): Move align member earlier;
3809 move label_decl_uid member ...
3810 (struct tree_label_decl): ... here.
3811 (LABEL_DECL_UID): Update to match.
3813 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
3816 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
3817 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
3819 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
3820 dest_prev if the edge is complex.
3822 * tree-cfg.c (is_ctrl_stmt): Use a switch.
3824 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
3825 loop latch tests earlier.
3827 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
3828 before GIMPLE_RETURN, not after its predecessor; insert
3831 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
3832 gimple_seq_empty_p to test for no PHI nodes.
3833 * tree-cfg.c (split_critical_edges): Likewise.
3835 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
3837 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
3839 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
3840 introduced by the VTA branch merge.
3842 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
3844 * ira-conflicts.c: Use fputs or putc instead of fprintf
3848 * tree-switch-conversion.c: Ditto.
3850 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
3852 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
3853 introduced by the VTA branch merge.
3855 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
3858 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
3860 PR rtl-optimization/39779
3861 * expr.c (convert_modes): Return when mode == oldmode after
3862 CONST_INTs are processed.
3864 2009-09-10 Nick Clifton <nickc@redhat.com>
3866 * config/mep/mep.c (mep_encode_section_info): Copy weakness
3867 attribute and referring decl when creating renamed symbol.
3869 2009-09-10 Richard Guenther <rguenther@suse.de>
3872 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
3874 (cgraph_finalize_compilation_unit): Compute reachability
3875 before emitting thunks. Properly process aliases before
3876 possibly removing unreachable nodes.
3878 2009-09-10 Richard Guenther <rguenther@suse.de>
3881 * tree.c (struct free_lang_data_d): Add worklist member.
3882 (find_decls_types_r): Push onto the worklist instead of recursing.
3883 Handle TREE_BINFOs properly.
3884 (find_decls_types): New function wrapped around find_decls_types_r
3885 to process the worklist.
3886 (find_decls_types_in_eh_region): Use it.
3887 (find_decls_types_in_node): Likewise.
3888 (find_decls_types_in_var): Likewise.
3889 (free_lang_data_in_cgraph): Likewise. Free the worklist.
3890 * tree.h (RECORD_OR_UNION_TYPE_P): New.
3891 (AGGREGATE_TYPE_P): Adjust.
3893 2009-09-09 Jason Merrill <jason@redhat.com>
3895 * configure.ac: Check glibc version even if we have an in-tree
3898 2009-09-09 Anthony Green <green@moxielogic.com>
3900 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
3901 the constant 0 when appropriate.
3902 * config/moxie/constraints.md: Add constraint O.
3904 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
3905 to pass up to 6 32-bit argument values in registers.
3906 (moxie_function_arg): Ditto.
3907 (moxie_arg_partial_bytes): Ditto.
3908 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
3909 (REG_PARM_STACK_SPACE): Ditto.
3910 (FUNCTION_ARG_REGNO_P): Ditto.
3912 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
3913 instruction to allocate stack space.
3915 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
3917 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
3918 unnecessarily stringent constraints. Fix address
3919 calculation in the splitters.
3921 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
3923 PR rtl-optimization/39779
3924 * expr.c (convert_modes): Return when mode == oldmode after
3925 CONST_INTs are processed.
3927 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
3930 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
3931 (ix86_expand_prologue): Take frame.padding0 into logic of
3933 (ix86_expand_epilogue): Likewise.
3935 2009-09-09 Jakub Jelinek <jakub@redhat.com>
3937 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
3939 (SHLIB_LINK, SHLIB_INSTALL): Use them.
3940 * config/t-slibgcc-libgcc: New file.
3941 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
3943 2009-09-09 Martin Jambor <mjambor@suse.cz>
3945 PR tree-optimization/41089
3946 * tree-sra.c (find_var_candidates): Do not consider va_lists in
3949 2009-09-09 Richard Henderson <rth@redhat.com>
3951 * gimple.h (CASE_GIMPLE_OMP): New.
3952 (is_gimple_omp): Use it.
3953 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
3954 (verify_gimple_debug): Likewise.
3956 2009-09-09 Richard Guenther <rguenther@suse.de>
3958 PR tree-optimization/41101
3959 * tree-ssa-pre.c (maximal_set): Remove.
3960 (compute_antic_aux): Treat the maximal set as implicitly all ones.
3961 Defer all blocks we didn't visit at least one successor.
3962 (add_to_exp_gen): Do not add to the maximal set.
3963 (make_values_for_phi): Likewise.
3964 (compute_avail): Likewise.
3965 (init_pre): Do not allocate the maximal set.
3966 (execute_pre): Do not dump it.
3968 2009-09-09 Martin Jambor <mjambor@suse.cz>
3970 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
3971 an SSA_NAME rather than a is_gimple_variable.
3973 2009-09-09 Richard Guenther <rguenther@suse.de>
3976 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
3977 code dealing with plain pointer bases.
3978 (maybe_fold_offset_to_reference): Likewise.
3979 (maybe_fold_stmt_addition): Adjust.
3981 2009-09-09 Richard Guenther <rguenther@suse.de>
3983 * tree.c (free_lang_data_in_type): Do not free the type variant
3985 (free_lang_data): Merge char_type_node with its properly signed
3987 (pass_ipa_free): Collect after freeing language specific data.
3989 2009-09-09 Michael Matz <matz@suse.de>
3992 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
3993 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
3994 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
3997 2009-09-08 DJ Delorie <dj@redhat.com>
3999 * config/mep/mep.c (conversions[]): Add "ml" pattern.
4001 2009-09-04 Jason Merrill <jason@redhat.com>
4003 * tree.c (tree_find_value): Remove.
4004 * tree.h: Remove prototype.
4005 * varasm.c (assemble_external): Use value_member instead.
4007 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4009 * toplev.c (process_options): Choose default debugging type when
4010 gtoggle enables debug info and type is unset.
4012 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4016 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
4019 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4021 * configure: Rebuilt with modified libtool.m4.
4023 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4028 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
4030 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4032 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
4033 (remove_statement): Likewise.
4034 (rewrite_use_nonlinear_expr): Adjust.
4035 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
4036 * tree-ssa.c (release_defs_bitset): ... this. New.
4037 * tree-flow.h (release_defs_bitset): Declare.
4039 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4042 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
4043 in the middle block.
4045 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
4047 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
4048 via intptr_t to long type.
4049 (insert_operand_rank): Cast long type via intptr_t to
4051 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
4053 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
4054 from pointer to unsigned via uintptr_t.
4056 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
4057 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
4059 * configure: Regenerated.
4060 * config.in: Regenerated
4061 * system.h (stdint.h): Add include.
4062 (inttypes.h): Likewise.
4063 * Makefile.in (aclocal): Add config/stdint.m4.
4064 * aclocal.m4: Regenerated.
4066 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
4068 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
4070 (note_np_check_stores): New function.
4071 (harmless_null_pointer_p): New function.
4072 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
4073 changed. Take into account whether we're in the shadow of a condjump
4074 that tested NP_REG for NULL.
4075 Lose all code that tested for SEQUENCEs.
4076 (workaround_speculation): Avoid inserting NOPs for loads that are
4077 either always executed or a NULL pointer.
4079 2009-09-08 Jan Hubicka <jh@suse.cz>
4081 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
4082 * params.def (early-inlining-insns): Likewise.
4084 2009-09-08 Jakub Jelinek <jakub@redhat.com>
4086 PR rtl-optimization/41239
4087 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
4088 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
4090 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
4091 across calls, as the calls might not always return normally.
4092 (call_may_noreturn_p): New function.
4093 (deps_analyze_insn): Update last_function_call_may_noreturn list.
4094 (init_deps): Initialize it.
4095 (remove_from_deps): Also remove calls from
4096 last_function_call_may_noreturn list.
4098 2009-09-07 Richard Henderson <rth@redhat.com>
4100 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
4101 more VR->OPERANDS than LHS operands. Free LHS before returning.
4103 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4105 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
4106 (attr "addrtype"): New member "spreg".
4107 Use it if mem_spfp_address_operand is true for the address.
4108 (attr "type"): New entry "stall".
4109 (cpu_unit "load"): New.
4110 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
4112 (insn_reservation "loadsp"): New.
4113 (insn_reservation "load_stall1"): New.
4114 (insn_reservation "load_stall3"): New.
4116 * config/bfin/predicates.md (const1_operand, const3_operand): New.
4117 (mem_p_address_operand): Exclude stack and frame pointer based
4119 (mem_spfp_address_operand): New; match them here.
4120 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
4121 (bfin_reorg): Call it if scheduling insns.
4122 (bfin_gen_bundles): Remove dummy insns created by
4123 add_sched_insns_for_speculation.
4125 From Jie Zhang <jie.zhang@analog.com>:
4126 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
4127 bfin_si_revision, bfin_workarounds): Move these ...
4128 * config/bfin/bfin.h: ... here.
4130 From Mike Frysinger <michael.frysinger@analog.com>
4131 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
4132 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
4133 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
4134 bf547m, bf548m, and bf549m.
4135 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
4136 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
4137 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
4138 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
4139 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
4140 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
4141 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
4142 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
4143 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
4144 bf542m, bf544m, bf547m, bf548m, and bf549m.
4146 From Jie Zhang <jie.zhang@analog.com>:
4147 * config/bfin/predicates.md (p_register_operand): New predicate.
4148 (dp_register_operand): New predicate.
4149 * config/bfin/bfin-protos.h (WA_05000074): Define.
4150 (ENABLE_WA_05000074): Define.
4151 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
4152 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
4153 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
4154 (define_attr addrtype): Allow load/store register to be P register.
4155 (define_attr storereg): New.
4156 (define_cpu_unit anomaly_05000074): New.
4157 (define_insn_reservation dsp32shiftimm): New.
4158 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
4159 (define_insn_reservation loadp): Cannot use slot2.
4160 (define_insn_reservation loadsp): Cannot use slot2.
4161 (define_insn_reservation storep): Cannot use slot2. Does not
4162 apply when working around 05000074.
4163 (define_insn_reservation storep_anomaly_05000074): New.
4164 (define_insn_reservation storei): Does not apply when working
4166 (define_insn_reservation storei_anomaly_05000074): New.
4167 (define_attr length): Add dsp32shiftimm case.
4168 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
4169 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
4170 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
4171 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
4172 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
4174 2009-09-07 Martin Jambor <mjambor@suse.cz>
4177 * tree-sra.c (create_artificial_child_access): Return NULL if
4178 build_ref_for_offset fails.
4179 (propagate_subacesses_accross_link): Allow build_ref_for_offset
4180 and create_artificial_child_access to fail.
4182 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
4185 * unwind-dw2.c (uw_init_context_1): Mark noinline.
4186 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
4187 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
4189 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4191 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
4192 block, ensure it has an exit edge. Emit a barrier after a jump.
4194 2009-09-07 Nick Clifton <nickc@redhat.com>
4196 * gcc.c (this_is_linker_script): New variable. Like
4197 this_is_library_file but for the %T constructor.
4198 (end_going_arg): If this_is_linker_script is set then locate the
4199 script and insert a --script switch before it
4200 (do_spec_2): Initialise this_is_linker_script.
4201 (do_spec_1): Likewise. Handle %T construct.
4202 (eval_spec_function): Preserve this_is_linker_script.
4203 * doc/invoke.texi: Document %T construct in spec files.
4204 * config/m32c/m32c.h (LIB_SPEC): Use it.
4206 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4208 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
4209 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
4210 when volatile flag is set.
4211 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
4213 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
4216 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
4217 (combine_stack_adjustments_for_block): Allow insns between stack
4218 adjustments and stores with corresponding pre-(dec|inc)rement or
4219 pre-modify operation.
4221 2009-09-06 Jakub Jelinek <jakub@redhat.com>
4224 * combine-stack-adj.c (struct csa_memlist): Rename to...
4225 (struct csa_reflist): ... this. Rename mem field to ref.
4226 (free_csa_memlist): Rename to...
4227 (free_csa_reflist): ... this.
4228 (record_one_stack_memref): Rename to...
4229 (record_one_stack_ref): ... this. Handle also REG_P.
4230 (try_apply_stack_adjustment): Handle also REG_P.
4231 (struct record_stack_memrefs_data): Rename to...
4232 (struct record_stack_refs_data): ... this. Rename memlist field to
4234 (record_stack_memrefs): Rename to...
4235 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
4236 subexpressions instead of failing when a MEM contains SP references.
4237 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
4238 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
4240 2009-09-06 Richard Guenther <rguenther@suse.de>
4243 * tree.c (build_array_type): Do not record types marked
4244 with structural equality in the canonical type hashtable.
4246 2009-09-06 Richard Guenther <rguenther@suse.de>
4249 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
4251 2009-09-05 Richard Guenther <rguenther@suse.de>
4254 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
4256 2009-09-05 Richard Guenther <rguenther@suse.de>
4259 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
4261 2009-09-05 Richard Guenther <rguenther@suse.de>
4264 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
4265 before comparing function argument types.
4267 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4270 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
4273 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
4276 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
4278 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
4279 locators before emit_insn is called.
4281 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
4284 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
4285 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
4286 (reginfo_init): Don't call allocate_reg_info.
4288 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
4291 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
4292 NONDEBUG_INSN_P instead of INSN_P.
4294 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4297 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
4299 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4302 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
4303 pattern of the split.
4305 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4307 * toplev.c (process_options): Move setter of flag_var_tracking
4308 before other tests that depend on it. Move down setter of
4309 flag_rename_registers. Don't enable var-tracking-assignments
4310 by default if selective scheduling is enabled. Warn if both
4313 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4315 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
4316 comment. Use switch statement to catch overlaps between rtx
4317 and tree codes. Accept FUNCTION_DECLs in addition to those in...
4318 (IS_DECL_CODE): ... here. Remove.
4319 (check_value_is_not_decl): Remove.
4320 (dv_from_decl, dv_from_value): Check after conversion.
4322 2009-09-04 Richard Guenther <rguenther@suse.de>
4325 * (cgraph_finalize_compilation_unit): Move finalizing aliases
4326 after emitting tunks. Move emitting thunks and ctors from ...
4327 (cgraph_optimize): ... here. Remove redundant
4328 cgraph_analyze_functions.
4329 * varasm.c (find_decl_and_mark_needed): Remove no longer
4331 (finish_aliases_1): Adjust check for thunk aliases.
4333 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
4335 * config/arm/arm.md (ctzsi2): Added braces
4336 to avoid warning that broke booststrap.
4338 2009-09-04 Martin Jambor <mjambor@suse.cz>
4340 PR tree-optimization/41112
4341 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
4342 handle variable-bounded arrays.
4343 (expr_with_var_bounded_array_refs_p): New function.
4344 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
4346 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
4348 * config/s390/2097.md: Removed two incorrect bypasses.
4349 (z10_fsimpdf): Fixed latency.
4350 (z10_fhex): New insn_reservation.
4351 (z10_floaddf): Fixed latency.
4352 (z10_floadsf): Fixed latency.
4353 (z10_ftrunctf): Fixed latency.
4354 (z10_ftruncdf): Fixed latency.
4355 * config/s390/s390.c (z10_cost): Fixed values.
4356 (s390_adjust_priority): Added z10 path.
4357 * config/s390/s390.md (type): Added fhex.
4358 (*mov<mode>_64dfp): Updated type attribute.
4359 (*mov<mode>_64): Updated type attribute.
4360 (*mov<mode>_31): Updated type attribute.
4361 (*mov<mode>"): Likewise.
4362 * config/s390/2084.md (x_fsimpdf): Updated condition.
4364 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
4366 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
4367 RTXs in the predicate for operand 1.
4369 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
4371 * config/arm/arm.md (UNSPEC_RBIT): New constant.
4372 (rbitsi2): New insn.
4373 (ctzsi2): New expand.
4374 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
4376 2009-09-03 Martin Jambor <mjambor@suse.cz>
4378 * tree-sra.c (duplicate_expr_for_different_base): Removed.
4379 (create_artificial_child_access): Use build_ref_for_offset instead
4380 of duplicate_expr_for_different_base.
4381 (propagate_subacesses_accross_link): Likewise.
4383 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
4385 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
4387 (mips16e_collect_argument_saves): Skip debug instructions.
4388 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
4389 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
4390 (r10k_insert_cache_barriers): Likewise.
4391 (mips_reorg_process_insns): Likewise.
4393 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
4396 * ira.c (update_equiv_reg): Remove check on class likely spill.
4398 2009-09-03 Jakub Jelinek <jakub@redhat.com>
4401 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
4402 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
4406 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
4407 the stack slot if it is passed by invisible reference.
4408 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
4409 by invisible reference.
4411 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
4413 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
4414 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
4415 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
4417 * config/bfin/sync.md: New file.
4418 * config/bfin/bfin.md: Include it.
4419 (UNSPEC_ATOMIC): New.
4420 (UNSPEC_ONES): Provide a unique number.
4422 From Jie Zhang <jie.zhang@analog.com>:
4423 * config/bfin/bfin.c (ret_regs): New.
4424 (must_save_fp_p): Don't return true because of frame_pointer_needed.
4425 (must_save_rets_p): New.
4426 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
4427 current_function_is_leaf.
4428 (do_link): Likewise.
4429 (do_unlink): Likewise.
4430 (expand_interrupt_handler_prologue): Use ret_regs array.
4431 (expand_interrupt_handler_epilogue): Use ret_regs array and
4432 pass return register to gen_return_internal.
4433 (bfin_expand_epilogue): Pass return register to
4434 gen_return_internal.
4435 (bfin_expand_call): Explicitly clobber RETS.
4436 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
4437 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
4438 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
4439 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
4441 (return_internal): Take a reg rtx rather than the register number.
4443 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
4445 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
4446 when comparing against estimated_loop_iterations_int return.
4448 2009-09-03 Richard Guenther <rguenther@suse.de>
4450 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
4451 eh_personality_libfunc.
4453 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4455 * tree-parloops.c (separate_decls_in_region): Add space.
4457 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4459 * tree-parloops.c (separate_decls_in_region): Change the condition
4460 checking if there are reductions in the loop.
4462 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4464 PR tree-optimization/38275
4465 * tree-parloops.c (parallelize_loops): Replace profitability condition
4466 for expected number of iterations.
4468 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
4470 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
4471 (bootstrap-debug): Explain conditions in which it becomes default.
4472 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
4475 2009-09-03 Namhyung Kim <namhyung@gmail.com>
4477 * doc/invoke.texi (Optimize Options): Move
4478 -finline-small-functions to the -O2 list.
4480 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
4482 * toplev.c (process_options): Enable var-tracking-assignments
4483 by default if var-tracking is enabled.
4485 2009-09-02 David Daney <ddaney@caviumnetworks.com>
4487 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
4489 * emit-rtl.c (prev_nonnote_insn_bb): New function.
4490 * rtl.h (prev_nonnote_insn_bb): Declare it.
4492 2009-09-03 Diego Novillo <dnovillo@google.com>
4494 * cgraph.c (cgraph_node_for_decl): New.
4495 * cgraph.h (cgraph_node_for_decl): Declare.
4496 * tree.c (host_integerp): Return 0 if T is NULL.
4498 2009-09-03 Diego Novillo <dnovillo@google.com>
4500 * tree.h (struct alias_pair): Move from varasm.c.
4501 (alias_pairs): Likewise.
4502 (TYPE_MAXVAL): Define.
4503 (TYPE_MINVAL): Define.
4504 (iterative_hash_host_wide_int): Declare.
4505 (remove_unreachable_alias_pairs): Declare.
4506 * tree-pass.h (pass_ipa_free_lang_data): Declare.
4507 * diagnostic.c (default_diagnostic_starter): Make extern.
4508 (default_diagnostic_finalizer): Make extern.
4509 * diagnostic.h (default_diagnostic_starter): Declare.
4510 (default_diagnostic_finalizer): Declare.
4511 (default_tree_printer): Declare.
4512 * toplev.c (default_tree_printer): Make extern.
4514 2009-09-03 Richard Guenther <rguenther@suse.de>
4515 Diego Novillo <dnovillo@google.com>
4517 * cgraph.c (cgraph_add_new_function): Remove gimplification.
4518 * cgraphunit.c (cgraph_expand_function): Do not emit
4519 associated thunks from here.
4520 (cgraph_emit_thunks): New.
4521 (cgraph_optimize): Call it.
4522 Return if any IPA pass finds an error.
4523 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
4526 2009-09-03 Simon Baldwin <simonb@google.com>
4527 Rafael Espindola <espindola@google.com>
4528 Richard Guenther <rguenther@suse.de>
4529 Doug Kwan <dougkwan@google.com>
4530 Diego Novillo <dnovillo@google.com>
4532 * tree.c: Include tree-pass.h, langhooks-def.h,
4533 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
4534 (free_lang_data_in_type): New.
4535 (need_assembler_name_p): New.
4536 (free_lang_data_in_block): New.
4537 (free_lang_data_in_decl): New.
4538 (struct free_lang_data_d): New.
4539 (add_tree_to_fld_list): New.
4540 (find_decls_types_r): New.
4541 (get_eh_types_for_runtime): New.
4542 (find_decls_types_in_eh_region): New.
4543 (find_decls_types_in_node): New.
4544 (find_decls_types_in_var): New.
4545 (free_lang_data_in_cgraph): New.
4546 (free_lang_data): New.
4547 (gate_free_lang_data): New.
4548 (pass_ipa_free_lang_data): New.
4550 2009-09-03 Diego Novillo <dnovillo@google.com>
4552 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
4553 * langhooks.h (struct lang_hooks): Add field free_lang_data.
4554 (lang_hooks): Remove const qualifier.
4555 * ipa.c (cgraph_remove_unreachable_nodes): Call
4556 remove_unreachable_alias_pairs.
4557 * except.c (add_type_for_runtime): Check if TYPE has
4558 already been converted.
4559 (lookup_type_for_runtime): Likewise.
4560 (check_handled): Handle converted types.
4561 * varasm.c (remove_unreachable_alias_pairs): New.
4562 * gimple.c: Include demangle.h.
4563 (gimple_decl_printable_name): New.
4564 (gimple_fold_obj_type_ref): New.
4565 * gimple.h (gimple_decl_printable_name): Declare.
4566 (gimple_fold_obj_type_ref): Declare.
4567 * passes.c (init_optimization_passes): Add pass
4568 pass_ipa_free_lang_data.
4569 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
4570 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
4572 2009-09-03 Diego Novillo <dnovillo@google.com>
4574 * c-lang.c (lang_hooks): Remove const qualifier.
4576 2009-09-02 Loren James Rittle <ljrittle@acm.org>
4578 * doc/install.texi (*-*-freebsd*): Update target information.
4580 2009-09-02 Anatoly Sokolov <aesok@post.ru>
4582 * hard-reg-set.h (call_fixed_regs): Remove.
4583 * reginfo.c (call_fixed_regs): Remove.
4584 (init_reg_sets_1): Remove initialization of call_fixed_regs.
4585 (globalize_reg): Don't use call_fixed_regs.
4586 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
4589 2009-09-01 Michael Matz <matz@suse.de>
4591 * expr.h (emit_storent_insn, expand_expr_real_1,
4592 expand_expr_real_2): Declare.
4593 * expr.c (emit_storent_insn, expand_expr_real_1,
4594 expand_expr_real_2): Export.
4595 (store_expr): Setting and evaluating dont_return_target is useless.
4596 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
4597 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
4598 * except.c (expand_resx_expr): Rename to ...
4599 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
4600 * except.h (expand_resx_stmt): Declare.
4601 * stmt.c: Add include gimple.h
4602 (expand_asm_expr): Rename to ...
4603 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
4604 (expand_case): Rewrite to take gimple statement.
4605 * tree.h (expand_asm_stmt): Declare.
4606 (expand_case): Change prototype.
4607 * Makefile.in (stmt.o): Depend on gimple.h.
4608 * builtins.c (expand_builtin_synchronize): Build gimple asm
4609 statement, not an ASM_EXPR.
4610 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
4611 gimple_to_tree, release_stmt_tree): Remove.
4612 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
4613 ggc_free, but hold comparison code and operands separately.
4614 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
4615 (expand_call_stmt, expand_gimple_stmt_1,
4616 expand_gimple_stmt): New helpers.
4617 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
4618 release_stmt_tree. Call expand_gimple_stmt instead.
4619 (expand_gimple_basic_block): Ditto.
4621 * calls.c (emit_call_1): Don't look at EH regions here, make
4622 fntree parameter useless.
4623 (expand_call): New local rettype for TREE_TYPE(exp), use it
4624 throughout. Remove local p, use addr instead.
4625 Don't look at EH regions here.
4627 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
4629 * doc/invoke.texi (-fsched-pressure): Document it.
4630 (-fsched-reg-pressure-heuristic): Remove it.
4632 * reload.c (ira.h): Include.
4633 (find_reloads): Add choosing reload on number of small spilled
4636 * haifa-sched.c (ira.h): Include.
4637 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
4638 saved_reg_pressure, curr_reg_live, saved_reg_live,
4639 region_ref_regs): New variables.
4640 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
4641 initiate_reg_pressure_info, setup_ref_regs,
4642 initiate_bb_reg_pressure_info, save_reg_pressure,
4643 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
4645 (setup_insn_reg_pressure_info): New function.
4646 (rank_for_schedule): Add pressure checking and insn issue time.
4647 Remove comparison of insn reg weights.
4648 (ready_sort): Set insn reg pressure info.
4649 (update_register_pressure, setup_insn_max_reg_pressure,
4650 update_reg_and_insn_max_reg_pressure,
4651 sched_setup_bb_reg_pressure_info): New functions.
4652 (schedule_insn): Add code for printing and updating reg pressure info.
4653 (find_set_reg_weight, find_insn_reg_weight): Remove.
4654 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
4655 (debug_ready_list): Print reg pressure info.
4656 (schedule_block): Ditto. Check insn issue time.
4657 (sched_init): Set up sched_pressure_p. Allocate and set up some
4658 reg pressure related info.
4659 (sched_finish): Free some reg pressure related info.
4660 (fix_tick_ready): Make insn always ready if pressure_p.
4661 (init_h_i_d): Don't call find_insn_reg_weight.
4662 (haifa_finish_h_i_d): Free insn reg pressure info.
4664 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
4665 ira_memory_move_cost, ira_class_hard_regs,
4666 ira_class_hard_regs_num, ira_no_alloc_regs,
4667 ira_available_class_regs, ira_reg_class_cover_size,
4668 ira_reg_class_cover, ira_class_translate): Move to ira.h.
4670 * ira-lives.c (single_reg_class): Check mode to find how many
4671 registers are necessary for operand.
4672 (ira_implicitly_set_insn_hard_regs): New.
4674 * common.opt (fsched-pressure): New options.
4675 (fsched-reg-pressure-heuristic): Remove.
4677 * ira.c (setup_eliminable_regset): Rename to
4678 ira_setup_eliminable_regset. Make it external.
4679 (expand_reg_info): Pass cover class to setup_reg_classes.
4680 (ira): Call resize_reg_info instead of allocate_reg_info.
4682 * sched-deps.c: Include ira.h.
4683 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
4684 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
4685 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
4686 mark_insn_hard_regno_birth, mark_insn_reg_birth,
4687 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
4688 mark_insn_reg_store, mark_insn_reg_clobber,
4689 setup_insn_reg_pressure_info): New.
4690 (sched_analyze_1): Update implicit_reg_pending_uses.
4691 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
4692 Use them to create dependencies. Set insn reg uses and pressure
4693 info. Process reg_pending_uses in one place.
4694 (free_deps): Free implicit sets.
4695 (remove_from_deps): Remove implicit sets if necessary. Check
4696 implicit sets when clearing reg_last_in_use.
4697 (init_deps_global): Clear implicit_reg_pending_clobbers and
4698 implicit_reg_pending_uses.
4700 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
4701 ira_memory_move_cost, ira_class_hard_regs,
4702 ira_class_hard_regs_num, ira_no_alloc_regs,
4703 ira_available_class_regs, ira_reg_class_cover_size,
4704 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
4705 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
4706 ira_implicitly_set_insn_hard_regs): New prototypes.
4708 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
4709 cost_elements_num): New variables.
4710 (allocno_costs, total_costs): Rename to costs and
4711 total_allocno_costs.
4712 (COSTS_OF_ALLOCNO): Rename to COSTS.
4713 (allocno_pref): Rename to pref.
4714 (allocno_pref_buffer): Rename to pref_buffer.
4715 (common_classes): Rename to regno_cover_class.
4717 (record_reg_classes): Set allocno attributes only if allocno_p.
4718 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
4719 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
4720 and COSTS_OF_ALLOCNO.
4721 (print_costs): Rename to print_allocno_costs.
4722 (print_pseudo_costs): New.
4723 (process_bb_node_for_costs): Split into 2 functions with new
4724 function process_bb_for_costs. Pass BB to process_bb_for_costs.
4725 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
4726 new parameter dump_file. Use cost_elements_num instead of
4727 ira_allocnos_num. Make one iteration if preferred classes were
4728 already calculated for scheduler. Make 2 versions of code
4729 depending on allocno_p.
4730 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
4731 regno_cover_class and COSTS instead of common_classes and
4733 (init_costs, finish_costs): New.
4734 (ira_costs): Set up allocno_p and cost_elements_num. Call
4735 init_costs and finish_costs.
4736 (ira_set_pseudo_classes): New.
4738 * rtl.h (allocate_reg_info): Remove.
4739 (resize_reg_info): Change return type.
4740 (reg_cover_class): New.
4741 (setup_reg_classes): Add new parameter.
4743 * sched-int.h (struct deps_reg): New member implicit_sets.
4744 (sched_pressure_p, sched_regno_cover_class): New external definitions.
4745 (INCREASE_BITS): New macro.
4746 (struct reg_pressure_data, struct reg_use_data): New.
4747 (struct _haifa_insn_data): Remove reg_weight. Add members
4748 reg_pressure, reg_use_list, reg_set_list, and
4749 reg_pressure_excess_cost_change.
4750 (struct deps): New member implicit_sets.
4751 (pressure_p): New variable.
4752 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
4753 (struct reg_pressure_data, struct reg_use_data): New.
4754 (INSN_REG_WEIGHT): Remove.
4755 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
4756 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
4757 (sched_init_region_reg_pressure_info,
4758 sched_setup_bb_reg_pressure_info): New prototypes.
4760 * reginfo.c (struct reg_pref): New member coverclass.
4761 (reg_cover_class): New function.
4762 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
4763 (reg_info_size): New variable.
4764 (allocate_reg_info): Make static. Setup reg_info_size.
4765 (resize_reg_info): Use reg_info_size. Return flag of resizing.
4766 (setup_reg_classes): Add a new parameter. Setup cover class too.
4768 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
4771 * sched-rgn.c (deps_join): Set up implicit_sets.
4772 (schedule_region): Set up region and basic blocks pressure
4775 * passes.c (init_optimization_passes): Move
4776 pass_subregs_of_mode_init before pass_sched.
4778 2009-09-02 Martin Jambor <mjambor@suse.cz>
4780 * tree-sra.c (struct access): New field grp_hint.
4781 (dump_access): Dump grp_hint.
4782 (sort_and_splice_var_accesses): Set grp_hint if a group is read
4784 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
4785 those which have been specifically read and somehow written to.
4786 (propagate_subacesses_accross_link): Set grp_hint of right child and
4787 also possibly of the left child.
4789 2009-09-02 Jakub Jelinek <jakub@redhat.com>
4791 * tree-object-size.c (addr_object_size): Always use object_size_type
4792 0 or 2 when determining the pointer pointed object size.
4794 2009-09-02 Richard Guenther <rguenther@suse.de>
4797 2009-08-31 Richard Guenther <rguenther@suse.de>
4799 * builtins.c (fold_builtin_memory_op): Use the alias oracle
4800 to query if the memory regions for memmove overlap.
4801 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
4802 asserts on pointers, instead deal with odd trees.
4803 (ptr_derefs_may_alias_p): Likewise.
4804 (refs_may_alias_p_1): Constructor bases also never alias.
4806 2009-08-01 Christian Bruel <christian.bruel@st.com>
4809 2009-07-31 Christian Bruel <christian.bruel@st.com>
4810 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
4812 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
4814 * doc/invoke.texi (-fvar-tracking-assignments): New.
4815 (-fvar-tracking-assignments-toggle): New.
4816 (-fdump-final-insns=file): Mark filename as optional.
4817 (--param min-nondebug-insn-uid): New.
4818 (-gdwarf-@{version}): Mention version 4.
4819 * opts.c (common_handle_option): Accept it.
4820 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
4821 * regrename.c (regrename_optimize): Drop last. Don't count debug
4822 insns as uses. Don't reject change because of debug insn.
4823 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
4824 from the chain starter, and check for inexact matches in DEBUG_INSNS.
4825 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
4826 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
4827 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
4828 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
4829 * doc/gimple.texi (is_gimple_debug): New.
4830 (gimple_debug_bind_p): New.
4831 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
4832 * doc/install.texi (bootstrap-debug): More details.
4833 (bootstrap-debug-big, bootstrap-debug-lean): Document.
4834 (bootstrap-debug-lib): More details.
4835 (bootstrap-debug-ckovw): Update.
4836 (bootstrap-time): New.
4837 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
4838 (insert_phi_nodes_for): Insert debug stmts.
4839 (rewrite_stmt): Take iterator. Insert debug stmts.
4840 (rewrite_enter_block): Adjust.
4841 (maybe_replace_use_in_debug_stmt): New.
4842 (rewrite_update_stmt): Use it.
4843 (mark_use_interesting): Return early for debug stmts.
4844 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
4845 stmts before replacing stmt.
4846 (move_computations_stmt): Likewise.
4847 * ira-conflicts.c (add_copies): Skip debug insns.
4848 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
4849 (regstat_bb_compute_ri): Skip debug insns.
4850 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
4851 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
4852 check_loop_closed_ssa_stmt): Skip debug stmts.
4853 * tree-tailcall.c (find_tail_calls): Likewise.
4854 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
4855 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
4856 (build_var_debug_value_stat): Declare.
4857 (build_var_debug_value): Define.
4858 (target_for_debug_bind): Declare.
4859 * reload.c (find_equiv_reg): Skip debug insns.
4860 * rtlanal.c (reg_used_between_p): Skip debug insns.
4861 (side_effects_p): Likewise.
4862 (canonicalize_condition): Likewise.
4863 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
4864 insns never depend on debug insns.
4865 (create_ddg_dep_no_link): Likewise.
4866 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
4867 Don't add inter-loop dependencies for debug insns.
4868 (build_intra_loop_deps): Likewise.
4869 (create_ddg): Count debug insns.
4870 * ddg.h (struct ddg::num_debug): New.
4871 (num_backargs): Pair up with previous int field.
4872 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
4873 -fcompare-debug-second.
4874 * final.c (get_attr_length_1): Skip debug insns.
4875 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
4876 * gcc.c (invoke_as): Call compare-debug-dump-opt.
4877 (driver_self_specs): Map -fdump-final-insns to
4878 -fdump-final-insns=..
4879 (get_local_tick): New.
4880 (compare_debug_dump_opt_spec_function): Test for . argument and
4881 compute output name. Compute temp output spec without flag name.
4882 Compute -frandom-seed.
4883 (OPT): Undef after use.
4884 * cfgloopanal.c (num_loop_insns): Skip debug insns.
4885 (average_num_loop_insns): Likewise.
4886 * params.h (MIN_NONDEBUG_INSN_UID): New.
4887 * gimple.def (GIMPLE_DEBUG): New.
4888 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
4889 * auto-inc-dec.c (merge_in_block): Skip debug insns.
4890 (merge_in_block): Fix whitespace.
4891 * toplev.c (flag_var_tracking): Update comment.
4892 (flag_var_tracking_assignments): New.
4893 (flag_var_tracking_assignments_toggle): New.
4894 (process_options): Don't open final insns dump file if we're not
4895 going to write to it. Compute defaults for var_tracking.
4896 * df-scan.c (df_insn_rescan_debug_internal): New.
4897 (df_uses_record): Handle debug insns.
4898 * haifa-sched.c (ready): Initialize n_debug.
4899 (contributes_to_priority): Skip debug insns.
4900 (dep_list_size): New.
4902 (rank_for_schedule): Likewise. Schedule debug insns as soon as
4903 they're ready. Disregard previous debug insns to make decisions.
4904 (queue_insn): Never queue debug insns.
4905 (ready_add, ready_remove_first, ready_remove): Count debug insns.
4906 (schedule_insn): Don't reject debug insns because of issue rate.
4907 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
4908 (queue_to_ready): Skip and discount debug insns.
4909 (choose_ready): Let debug insns through.
4910 (schedule_block): Check boundary debug insns. Discount debug
4911 insns, schedule them early. Adjust whitespace.
4912 (set_priorities): Check for boundary debug insns.
4913 (add_jump_dependencies): Use dep_list_size.
4914 (prev_non_location_insn): New.
4915 (check_cfg): Use it.
4916 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
4918 (remove_unused_ivs): Reset debug stmts.
4919 * modulo-sched.c (const_iteration_count): Skip debug insns.
4920 (res_MII): Discount debug insns.
4921 (loop_single_full_bb_p): Skip debug insns.
4922 (sms_schedule): Likewise.
4923 (sms_schedule_by_order): Likewise.
4924 (ps_has_conflicts): Likewise.
4925 * caller-save.c (refmarker_fn): New.
4926 (save_call_clobbered_regs): Replace regs with saved mem in
4928 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
4929 Call refmarker_fn mark for hardregnos.
4930 (mark_reg_as_referenced): New.
4931 (replace_reg_with_saved_mem): New.
4932 * ipa-pure-const.c (check_stmt): Skip debug stmts.
4933 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
4935 (cse_extended_basic_block): Skip debug insns.
4936 (count_reg_usage): Likewise.
4937 (is_dead_reg): New, split out of...
4938 (set_live_p): ... here.
4939 (insn_live_p): Use it for debug insns.
4940 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
4941 (execute_optimize_stdarg): Likewise.
4942 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
4943 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
4944 changes in debug stmts as changes.
4945 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
4946 (moveup_expr): Don't move across debug insns. Don't move
4947 debug insn if it would create a bookkeeping block.
4948 (moveup_expr_cached): Don't use cache for debug insns that
4949 are heads of blocks.
4950 (compute_av_set_inside_bb): Skip debug insns.
4951 (sel_rank_for_schedule): Schedule debug insns first. Remove
4953 (block_valid_for_bookkeeping_p); Support lax searches.
4954 (create_block_for_bookkeeping): Adjust block numbers when
4955 encountering debug-only blocks.
4956 (find_place_for_bookkeeping): Deal with debug-only blocks.
4957 (generate_bookkeeping_insn): Accept no place to insert.
4958 (remove_temp_moveop_nops): New argument full_tidying.
4959 (prepare_place_to_insert): Deal with debug insns.
4960 (advance_state_on_fence): Debug insns don't start cycles.
4961 (update_boundaries): Take fence as argument. Deal with
4963 (schedule_expr_on_boundary): No full_tidying on debug insns.
4964 (fill_insns): Deal with debug insns.
4965 (track_scheduled_insns_and_blocks): Don't count debug insns.
4966 (need_nop_to_preserve_insn_bb): New, split out of...
4967 (remove_insn_from_stream): ... this.
4968 (fur_orig_expr_not_found): Skip debug insns.
4969 * rtl.def (VALUE): Move up.
4971 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
4972 (nearest_common_dominator_of_uses): Take debug_stmts argument.
4973 Set it if debug stmts are found.
4974 (statement_sink_location): Skip debug stmts. Propagate
4975 moving defs into debug stmts.
4976 * ifcvt.c (first_active_insn): Skip debug insns.
4977 (last_active_insns): Likewise.
4978 (cond_exec_process_insns): Likewise.
4979 (noce_process_if_block): Likewise.
4980 (check_cond_move_block): Likewise.
4981 (cond_move_convert_if_block): Likewise.
4982 (block_jumps_and_fallthru_p): Likewise.
4983 (dead_or_predicable): Likewise.
4984 * dwarf2out.c (debug_str_hash_forced): New.
4985 (find_AT_string): Add comment.
4986 (gen_label_for_indirect_string): New.
4987 (get_debug_string_label): New.
4988 (AT_string_form): Use it.
4989 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
4990 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
4991 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
4992 several operations that cannot be represented with DWARF opcodes.
4993 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
4994 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
4995 (dwarf2out_var_location): Take during-call mark into account.
4996 (output_indirect_string): Update comment. Output if there are
4997 label and references.
4998 (prune_indirect_string): New.
4999 (prune_unused_types): Call it if debug_str_hash_forced.
5000 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
5001 (dw_long_long_const): Remove.
5002 (struct dw_val_struct): Change val_long_long type to rtx.
5003 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
5004 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
5005 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
5006 component instead of HOST_BITS_PER_LONG.
5007 (output_loc_operands): Likewise. For const8* assert
5008 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
5009 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
5010 rather than HOST_BITS_PER_LONG is >= 64.
5011 (add_AT_long_long): Remove val_hi and val_lo arguments, add
5013 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
5014 HOST_BITS_PER_LONG for dw_val_class_long_long.
5015 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
5016 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
5017 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
5019 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
5020 Handle DW_OP_implicit_value.
5021 (extract_int): Move prototype earlier.
5022 (mem_loc_descriptor): For SUBREG punt if inner
5023 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
5024 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
5025 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
5026 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
5027 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
5028 instead of Pmode size.
5029 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
5030 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
5031 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
5032 (concat_loc_descriptor, concatn_loc_descriptor,
5033 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
5034 (add_location_or_const_value_attribute): Likewise. For single
5035 location loc_lists attempt to use add_const_value_attribute
5036 for constant decls. Add DW_AT_const_value even if
5037 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
5039 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
5040 (control_flow_insn_p): Likewise.
5041 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
5042 (separate_decls_in_region_debug_bind): New.
5043 (separate_decls_in_region): Process debug bind stmts afterwards.
5044 * recog.c (verify_changes): Handle debug insns.
5045 (extract_insn): Likewise.
5046 (peephole2_optimize): Skip debug insns.
5047 * dse.c (scan_insn): Skip debug insns.
5048 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
5050 (setup_id_for_insn): Handle debug insns.
5051 (maybe_tidy_empty_bb): Adjust whitespace.
5052 (tidy_control_flow): Skip debug insns.
5053 (sel_remove_insn): Adjust for debug insns.
5054 (sel_estimate_number_of_insns): Skip debug insns.
5055 (create_insn_rtx_from_pattern): Handle debug insns.
5056 (create_copy_of_insn_rtx): Likewise.
5057 * sel-sched-.h (sel_bb_end): Declare.
5058 (sel_bb_empty_or_nop_p): New.
5059 (get_all_loop_exits): Use it.
5060 (_eligible_successor_edge_p): Likewise.
5061 (return_nop_to_pool): Adjust.
5062 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
5063 * ira-lives.c (process_bb_node_lives): Skip debug insns.
5064 * gimple-pretty-print.c (dump_gimple_debug): New.
5065 (dump_gimple_stmt): Use it.
5066 (dump_bb_header): Skip gimple debug stmts.
5067 * regmove.c (optimize_reg_copy_1): Discount debug insns.
5068 (fixup_match_2): Likewise.
5069 (regmove_backward_pass): Likewise. Simplify combined
5070 replacement. Handle debug insns.
5071 * function.c (instantiate_virtual_regs): Handle debug insns.
5072 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
5073 * print-rtl.h: Include cselib.h.
5074 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
5075 * df.h (df_inns_rescan_debug_internal): Declare.
5076 * gcse.c (alloc_hash_table): Estimate n_insns.
5077 (cprop_insn): Don't regard debug insns as changes.
5078 (bypass_conditional_jumps): Skip debug insns.
5079 (one_pre_gcse_pass): Adjust.
5080 (one_code_hoisting_pass): Likewise.
5081 (compute_ld_motion_mems): Skip debug insns.
5082 (one_cprop_pass): Adjust.
5083 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
5084 (if_convertible_stmt_p): Handle debug stmts.
5085 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
5086 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
5087 * ira-build.c (create_bb_allocnos): Skip debug insns.
5088 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
5089 (has_single_use): Likewise.
5090 (single_imm_use): Likewise.
5091 (num_imm_uses): Likewise.
5092 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
5093 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
5094 (create_outofssa_var_map): Likewise.
5095 * lower-subreg.c (adjust_decomposed_uses): New.
5096 (resolve_debug): New.
5097 (decompose_multiword_subregs): Use it.
5098 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
5099 * emit-rtl.c: Include params.h.
5100 (cur_debug_insn_uid): Define.
5101 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
5102 (copy_rtx_if_shared_1): Handle debug insns.
5103 (reset_used_flags): Likewise.
5104 (set_used_flags): LIkewise.
5105 (get_max_insn_count): New.
5106 (next_nondebug_insn): New.
5107 (prev_nondebug_insn): New.
5108 (make_debug_insn_raw): New.
5109 (emit_insn_before_noloc): Handle debug insns.
5110 (emit_jump_insn_before_noloc): Likewise.
5111 (emit_call_insn_before_noloc): Likewise.
5112 (emit_debug_insn_before_noloc): New.
5113 (emit_insn_after_noloc): Handle debug insns.
5114 (emit_jump_insn_after_noloc): Likewise.
5115 (emit_call_insn_after_noloc): Likewise.
5116 (emit_debug_insn_after_noloc): Likewise.
5117 (emit_insn_after): Take loc from earlier non-debug insn.
5118 (emit_jump_insn_after): Likewise.
5119 (emit_call_insn_after): Likewise.
5120 (emit_debug_insn_after_setloc): New.
5121 (emit_debug_insn_after): New.
5122 (emit_insn_before): Take loc from later non-debug insn.
5123 (emit_jump_insn_before): Likewise.
5124 (emit_call_insn_before): Likewise.
5125 (emit_debug_insn_before_setloc): New.
5126 (emit_debug_insn_before): New.
5127 (emit_insn): Handle debug insns.
5128 (emit_debug_insn): New.
5129 (emit_jump_insn): Handle debug insns.
5130 (emit_call_insn): Likewise.
5132 (init_emit): Take min-nondebug-insn-uid into account.
5133 Initialize cur_debug_insn_uid.
5134 (emit_copy_of_insn_after): Handle debug insns.
5135 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
5136 location of single rhs in place.
5137 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
5138 (floor_sdiv_adjust): New.
5139 (cell_sdiv_adjust): New.
5140 (cell_udiv_adjust): New.
5141 (round_sdiv_adjust): New.
5142 (round_udiv_adjust): New.
5143 (wrap_constant): Moved from cselib.
5144 (unwrap_constant): New.
5145 (expand_debug_expr): New.
5146 (expand_debug_locations): New.
5147 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
5149 (gimple_expand_cfg): Expand debug locations.
5150 * cselib.c: Include tree-pass.h.
5151 (struct expand_value_data): New.
5152 (cselib_record_sets_hook): New.
5153 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
5154 (cselib_clear_table): Move, and implemnet in terms of...
5155 (cselib_reset_table_with_next_value): ... this.
5156 (cselib_get_next_unknown_value): New.
5157 (discard_useless_locs): Don't discard preserved values.
5158 (cselib_preserve_value): New.
5159 (cselib_preserved_value_p): New.
5160 (cselib_preserve_definitely): New.
5161 (cselib_clear_preserve): New.
5162 (cselib_preserve_only_values): New.
5163 (new_cselib_val): Take rtx argument. Dump it in details.
5164 (cselib_lookup_mem): Adjust.
5165 (expand_loc): Take regs_active in struct. Adjust. Silence
5166 dumps unless details are requested.
5167 (cselib_expand_value_rtx_cb): New.
5168 (cselib_expand_value_rtx): Rename and reimplment in terms of...
5169 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
5170 without details. Copy more subregs. Try to resolve values
5171 using a callback. Wrap constants.
5172 (cselib_subst_to_values): Adjust.
5173 (cselib_log_lookup): New.
5174 (cselib_lookup): Call it.
5175 (cselib_invalidate_regno): Don't count preserved values as useless.
5176 (cselib_invalidate_mem): Likewise.
5177 (cselib_record_set): Likewise.
5178 (struct set): Renamed to cselib_set, moved to cselib.h.
5179 (cselib_record_sets): Adjust. Call hook.
5180 (cselib_process_insn): Reset table when it would be cleared.
5181 (dump_cselib_val): New.
5182 (dump_cselib_table): New.
5183 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
5184 (remove_forwarder_block): Support moving debug stmts.
5185 * cselib.h (cselib_record_sets_hook): Declare.
5186 (cselib_expand_callback): New type.
5187 (cselib_expand_value_rtx_cb): Declare.
5188 (cselib_reset_table_with_next_value): Declare.
5189 (cselib_get_next_unknown_value): Declare.
5190 (cselib_preserve_value): Declare.
5191 (cselib_preserved_value_p): Declare.
5192 (cselib_preserve_only_values): Declare.
5193 (dump_cselib_table): Declare.
5194 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
5195 (try_crossjump_to_edge): Likewise.
5196 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
5197 dominated blocks when debug stmts are present.
5198 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
5199 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
5200 (set_var_live_on_entry): Likewise.
5201 * loop-invariant.c (find_invariants_bb): Skip debug insns.
5202 * cfglayout.c (curr_location, last_location): Make static.
5203 (set_curr_insn_source_location): Don't avoid bouncing.
5204 (get_curr_insn_source_location): New.
5205 (get_curr_insn_block): New.
5206 (duplicate_insn_chain): Handle debug insns.
5207 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
5209 * common.opt (fcompare-debug): Move to sort order.
5210 (fdump-unnumbered-links): Likewise.
5211 (fvar-tracking-assignments): New.
5212 (fvar-tracking-assignments-toggle): New.
5213 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
5214 because of debug stmts.
5215 (mark_stmt_if_obviously_necessary): Mark debug stmts.
5216 (eliminate_unnecessary_stmts): Walk dominated blocks before
5218 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
5219 * ira.c (memref_used_between_p): Skip debug insns.
5220 (update_equiv_regs): Likewise.
5221 * sched-deps.c (sd_lists_size): Accept empty list.
5222 (sd_init_insn): Mark debug insns.
5223 (sd_finish_insn): Unmark them.
5224 (sd_add_dep): Reject non-debug deps on debug insns.
5225 (fixup_sched_groups): Give debug insns group treatment.
5227 (sched_analyze_reg): Don't mark debug insns for sched before call.
5228 (sched_analyze_2): Handle debug insns.
5229 (sched_analyze_insn): Compute next non-debug insn. Handle debug
5231 (deps_analyze_insn): Handle debug insns.
5232 (deps_start_bb): Skip debug insns.
5233 (init_deps): Initialize last_debug_insn.
5234 * tree-ssa.c (target_for_debug_bind): New.
5235 (find_released_ssa_name): New.
5236 (propagate_var_def_into_debug_stmts): New.
5237 (propagate_defs_into_debug_stmts): New.
5238 (verify_ssa): Skip debug bind stmts without values.
5239 (warn_uninialized_vars): Skip debug stmts.
5240 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
5241 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
5242 (rtx_equal_p): Likewise.
5243 * ira-costs.c (scan_one_insn): Skip debug insns.
5244 (process_bb_node_for_hard_reg_moves): Likewise.
5245 * rtl.h (DEBUG_INSN_P): New.
5246 (NONDEBUG_INSN_P): New.
5247 (MAY_HAVE_DEBUG_INSNS): New.
5248 (INSN_P): Accept debug insns.
5249 (RTX_FRAME_RELATED_P): Likewise.
5250 (INSN_DELETED_P): Likewise
5251 (PAT_VAR_LOCATION_DECL): New.
5252 (PAT_VAR_LOCATION_LOC): New.
5253 (PAT_VAR_OCATION_STATUS): New.
5254 (NOTE_VAR_LOCATION_DECL): Reimplement.
5255 (NOTE_VAR_LOCATION_LOC): Likewise.
5256 (NOTE_VAR_LOCATION_STATUS): Likewise.
5257 (INSN_VAR_LOCATION): New.
5258 (INSN_VAR_LOCATION_DECL): New.
5259 (INSN_VAR_LOCATION_LOC): New.
5260 (INSN_VAR_LOCATION_STATUS): New.
5261 (gen_rtx_UNKNOWN_VAR_LOC): New.
5262 (VAR_LOC_UNKNOWN_P): New.
5263 (NOTE_DURING_CALL_P): New.
5264 (SCHED_GROUP_P): Accept debug insns.
5265 (emit_debug_insn_before): Declare.
5266 (emit_debug_insn_before_noloc): Declare.
5267 (emit_debug_insn_beore_setloc): Declare.
5268 (emit_debug_insn_after): Declare.
5269 (emit_debug_insn_after_noloc): Declare.
5270 (emit_debug_insn_after_setloc): Declare.
5271 (emit_debug_insn): Declare.
5272 (make_debug_insn_raw): Declare.
5273 (prev_nondebug_insn): Declare.
5274 (next_nondebug_insn): Declare.
5275 (delegitimize_mem_from_attrs): Declare.
5276 (get_max_insn_count): Declare.
5277 (wrap_constant): Declare.
5278 (unwrap_constant): Declare.
5279 (get_curr_insn_source_location): Declare.
5280 (get_curr_insn_block): Declare.
5281 * tree-inline.c (insert_debug_decl_map): New.
5282 (processing_debug_stmt): New.
5283 (remap_decl): Don't create new mappings in debug stmts.
5284 (remap_gimple_op_r): Don't add references in debug stmts.
5285 (copy_tree_body_r): Likewise.
5286 (remap_gimple_stmt): Handle debug bind stmts.
5287 (copy_bb): Skip debug stmts.
5288 (copy_edges_for_bb): Likewise.
5289 (copy_debug_stmt): New.
5290 (copy_debug_stmts): New.
5291 (copy_body): Copy debug stmts at the end.
5292 (insert_init_debug_bind): New.
5293 (insert_init_stmt): Take id. Skip and emit debug stmts.
5294 (setup_one_parameter): Remap variable earlier, register debug mapping.
5295 (estimate_num_insns): Skip debug stmts.
5296 (expand_call_inline): Preserve debug_map.
5297 (optimize_inline_calls): Check for no debug_stmts left-overs.
5298 (unsave_expr_now): Preserve debug_map.
5299 (copy_gimple_seq_and_replace_locals): Likewise.
5300 (tree_function_versioning): Check for no debug_stmts left-overs.
5301 Init and destroy debug_map as needed. Split edges unconditionally.
5302 (build_duplicate_type): Init and destroy debug_map as needed.
5303 * tree-inline.h: Include gimple.h instead of pointer-set.h.
5304 (struct copy_body_data): Add debug_stmts and debug_map.
5305 * sched-int.h (struct ready_list): Add n_debug.
5306 (struct deps): Add last_debug_insn.
5307 (DEBUG_INSN_SCHED_P): New.
5308 (BOUNDARY_DEBUG_INSN_P): New.
5309 (SCHEDULE_DEBUG_INSN_P): New.
5310 (sd_iterator_cond): Accept empty list.
5311 * combine.c (create_log_links): Skip debug insns.
5312 (combine_instructions): Likewise.
5313 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
5314 return value is always unshared.
5315 (struct rtx_subst_pair): New.
5316 (auto_adjust_pair): New.
5317 (propagate_for_debug_subst): New.
5318 (propagate_for_debug): New.
5319 (try_combine): Skip debug insns. Propagate removed defs into
5321 (next_nonnote_nondebug_insn): New.
5322 (distribute_notes): Use it. Skip debug insns.
5323 (distribute_links): Skip debug insns.
5324 * tree-outof-ssa.c (set_location_for_edge): Likewise.
5325 * resource.c (mark_target_live_regs): Likewise.
5326 * var-tracking.c: Include cselib.h and target.h.
5327 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
5329 (micro_operation_type_name): New.
5330 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
5331 (struct micro_operation_def): Update comments.
5332 (decl_or_value): New type. Use instead of decls.
5333 (struct emit_note_data_def): Add vars.
5334 (struct attrs_def): Use decl_or_value.
5335 (struct variable_tracking_info_def): Add permp, flooded.
5336 (struct location_chain_def): Update comment.
5337 (struct variable_part_def): Use decl_or_value.
5338 (struct variable_def): Make var_part a variable length array.
5340 (scratch_regs): New.
5341 (cselib_hook_called): New.
5342 (dv_is_decl_p): New.
5343 (dv_is_value_p): New.
5346 (dv_as_opaque): New.
5347 (dv_onepart_p): New.
5349 (IS_DECL_CODE): New.
5350 (check_value_is_not_decl): New.
5351 (dv_from_decl): New.
5352 (dv_from_value): New.
5353 (dv_htab_hash): New.
5354 (variable_htab_hash): Use it.
5355 (variable_htab_eq): Support values.
5356 (variable_htab_free): Free from the right pool.
5357 (attrs_list_member, attrs_list_insert): Use decl_or_value.
5358 (attrs_list_union): Adjust.
5359 (attrs_list_mpdv_union): New.
5360 (tie_break_pointers): New.
5361 (canon_value_cmp): New.
5362 (unshare_variable): Return possibly-modified slot.
5363 (vars_copy_1): Adjust.
5364 (var_reg_decl_set): Adjust. Split out of...
5365 (var_reg_set): ... this.
5366 (get_init_value): Adjust.
5367 (var_reg_delete_and_set): Adjust.
5368 (var_reg_delete): Adjust.
5369 (var_regno_delete): Adjust.
5370 (var_mem_decl_set): Split out of...
5371 (var_mem_set): ... this.
5372 (var_mem_delete_and_set): Adjust.
5373 (var_mem_delete): Adjust.
5377 (variable_union): Adjust. Speed up merge of 1-part vars.
5378 (variable_canonicalize): Use unshared slot.
5379 (VALUED_RECURSED_INTO): New.
5380 (find_loc_in_1pdv): New.
5381 (struct dfset_merge): New.
5382 (insert_into_intersection): New.
5383 (intersect_loc_chains): New.
5385 (canonicalize_loc_order_check): New.
5386 (canonicalize_values_mark): New.
5387 (canonicalize_values_star): New.
5388 (variable_merge_over_cur): New.
5389 (variable_merge_over_src): New.
5390 (dataflow_set_merge): New.
5391 (dataflow_set_equiv_regs): New.
5392 (remove_duplicate_values): New.
5393 (struct dfset_post_merge): New.
5394 (variable_post_merge_new_vals): New.
5395 (variable_post_merge_perm_vals): New.
5396 (dataflow_post_merge_adjust): New.
5397 (find_mem_expr_in_1pdv): New.
5398 (dataflow_set_preserve_mem_locs): New.
5399 (dataflow_set_remove_mem_locs): New.
5400 (dataflow_set_clear_at_call): New.
5401 (onepart_variable_different_p): New.
5402 (variable_different_p): Use it.
5403 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
5404 (track_expr_p): Add need_rtl parameter. Don't generate rtl
5406 (track_loc_p): Pass it true.
5407 (struct count_use_info): New.
5408 (find_use_val): New.
5409 (replace_expr_with_values): New.
5411 (use_type): New, partially split out of...
5412 (count_uses): ... this. Count new micro-ops.
5413 (count_uses_1): Adjust.
5414 (count_stores): Adjust.
5415 (count_with_sets): New.
5416 (VAL_NEEDS_RESOLUTION): New.
5417 (VAL_HOLDS_TRACK_EXPR): New.
5418 (VAL_EXPR_IS_COPIED): New.
5419 (VAL_EXPR_IS_CLOBBERED): New.
5420 (add_uses): Adjust. Generate new micro-ops.
5421 (add_uses_1): Adjust.
5422 (add_stores): Generate new micro-ops.
5423 (add_with_sets): New.
5424 (find_src_status): Adjust.
5425 (find_src_set_src): Adjust.
5426 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
5427 Handle new micro-ops. Canonicalize value equivalances.
5428 (vt_find_locations): Compute total size of hash tables for
5429 dumping. Perform merge for var-tracking-assignments. Don't
5430 disregard single-block loops.
5431 (dump_attrs_list): Handle decl_or_value.
5432 (dump_variable): Take variable. Deal with decl_or_value.
5433 (dump_variable_slot): New.
5434 (dump_vars): Use it.
5435 (dump_dataflow_sets): Adjust.
5436 (set_slot_part): New, extended to support one-part variables
5437 after splitting out of...
5438 (set_variable_part): ... this.
5439 (clobber_slot_part): New, split out of...
5440 (clobber_variable_part): ... this.
5441 (delete_slot_part): New, split out of...
5442 (delete_variable_part): .... this.
5443 (check_wrap_constant): New.
5444 (vt_expand_loc_callback): New.
5445 (vt_expand_loc): New.
5446 (emit_note_insn_var_location): Adjust. Handle values. Handle
5447 EMIT_NOTE_AFTER_CALL_INSN.
5448 (emit_notes_for_differences_1): Adjust. Handle values.
5449 (emit_notes_for_differences_2): Likewise.
5450 (emit_notes_for_differences): Adjust.
5451 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
5452 Adjust. Handle new micro-ops.
5453 (vt_add_function_parameters): Adjust. Create and bind values.
5454 (vt_initialize): Adjust. Initialize scratch_regs and
5455 valvar_pool, flooded and perm.. Initialize and use cselib. Log
5456 operations. Move some code to count_with_sets and add_with_sets.
5457 (delete_debug_insns): New.
5458 (vt_debug_insns_local): New.
5459 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
5461 (var_tracking_main): If var-tracking-assignments is enabled
5462 but var-tracking isn't, delete debug insns and leave. Likewise
5463 if we exceed limits or fail the stack adjustments tests, and
5464 after all var-tracking processing.
5465 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
5466 (dataflow_set): Add traversed_vars.
5467 (value_chain, const_value_chain): New typedefs.
5468 (value_chain_pool, value_chains): New variables.
5469 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
5470 add_value_chains, add_cselib_value_chains, remove_value_chain,
5471 remove_value_chains, remove_cselib_value_chains): New functions.
5472 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
5473 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
5475 (shared_hash_find_slot_unshare, shared_hash_find_slot,
5476 shared_hash_find_slot_noinsert, shared_hash_find): Update.
5477 (dst_can_be_shared): New variable.
5478 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
5479 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
5480 different from set->vars, look up slot again instead of using the
5482 (dataflow_set_init): Initialize traversed_vars.
5483 (variable_union): Use shared_hash_*. Use initially NO_INSERT
5484 lookup if set->vars is shared. Don't keep slot cleared before
5485 calling unshare_variable. Unshare set->vars if needed. Adjust
5486 unshare_variable callers. Clear dst_can_be_shared if needed.
5487 Even ->refcount == 1 vars must be unshared if set->vars is shared
5488 and var needs to be modified.
5489 (dataflow_set_union): Set traversed_vars during canonicalization.
5490 (VALUE_CHANGED, DECL_CHANGED): Define.
5491 (set_dv_changed, dv_changed_p): New static inlines.
5492 (track_expr_p): Clear DECL_CHANGED.
5493 (dump_dataflow_sets): Set it.
5494 (variable_was_changed): Call set_dv_changed.
5495 (emit_note_insn_var_location): Likewise.
5496 (changed_variables_stack): New variable.
5497 (check_changed_vars_1, check_changed_vars_2): New functions.
5498 (emit_notes_for_changes): Do nothing if changed_variables is
5499 empty. Traverse changed_variables with check_changed_vars_1,
5500 call check_changed_vars_2 on each changed_variables_stack entry.
5501 (emit_notes_in_bb): Add SET argument. Just clear it at the
5502 beginning, use it instead of local &set, don't destroy it at the end.
5503 (vt_emit_notes): Call dataflow_set_clear early on all
5504 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
5505 computed set, dataflow_set_clear also VTI(bb)->in when we are
5506 done with the basic block. Initialize changed_variables_stack,
5507 free it afterwards. If ENABLE_CHECKING verify that after noting
5508 differences to an empty set value_chains hash table is empty.
5509 (vt_initialize): Initialize value_chains and value_chain_pool.
5510 (vt_finalize): Delete value_chains htab, free value_chain_pool.
5511 (variable_tracking_main): Call dump_dataflow_sets before calling
5512 vt_emit_notes, not after it.
5513 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
5514 (propagate_var_def_into_debug_stmts): Declare.
5515 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
5516 (df_set_note): Reject debug insns.
5517 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
5518 add notes to debug insns.
5519 (df_note_bb_compute): Adjust. Likewise.
5520 (df_simulate_uses): Skip debug insns.
5521 (df_simulate_initialize_backwards): Likewise.
5522 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
5523 (subst_stack_regs_pat): Reject debug insns.
5524 (convert_regs_1): Handle debug insns.
5525 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
5526 (print-rtl.o): Depend on cselib.h.
5527 (cselib.o): Depend on TREE_PASS_H.
5528 (var-tracking.o): Depend on cselib.h and TARGET_H.
5529 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
5530 (init_ready_list): Skip boundary debug insns.
5531 (add_branch_dependences): Skip debug insns.
5532 (free_block_dependencies): Check for blocks with only debug insns.
5533 (compute_priorities): Likewise.
5534 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
5535 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
5537 (gimple_build_debug_bind_stat): New.
5538 (empty_body_p): Skip debug stmts.
5539 (gimple_has_side_effects): Likewise.
5540 (gimple_rhs_has_side_effects): Likewise.
5541 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
5542 (gimple_build_debug_bind_stat): Declare.
5543 (gimple_build_debug_bind): Define.
5544 (is_gimple_debug): New.
5545 (gimple_debug_bind_p): New.
5546 (gimple_debug_bind_get_var): New.
5547 (gimple_debug_bind_get_value): New.
5548 (gimple_debug_bind_get_value_ptr): New.
5549 (gimple_debug_bind_set_var): New.
5550 (gimple_debug_bind_set_value): New.
5551 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
5552 (gimple_debug_bind_reset_value): New.
5553 (gimple_debug_bind_has_value_p): New.
5554 (gsi_next_nondebug): New.
5555 (gsi_prev_nondebug): New.
5556 (gsi_start_nondebug_bb): New.
5557 (gsi_last_nondebug_bb): New.
5558 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
5559 (print_insn): Handle DEBUG_INSN.
5560 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
5561 of first insn prevail.
5562 (first_stmt): Skip debug stmts.
5563 (first_non_label_stmt): Likewise.
5564 (last_stmt): Likewise.
5565 (has_zero_uses_1): New.
5566 (single_imm_use_1): New.
5567 (verify_gimple_debug): New.
5568 (verify_types_in_gimple_stmt): Handle debug stmts.
5569 (verify_stmt): Likewise.
5570 (debug_loop_num): Skip debug stmts.
5571 (remove_edge_and_dominated_blocks): Remove dominators last.
5572 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
5573 (linearize_expr): Likewise.
5574 * config/i386/i386.c (ix86_delegitimize_address): Call
5575 default implementation.
5576 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
5577 (group_barrier_needed): Skip debug insns.
5578 (emit_insn_group_barriers): Likewise.
5579 (emit_all_insn_group_barriers): Likewise.
5580 (ia64_variable_issue): Handle debug insns.
5581 (ia64_dfa_new_cycle): Likewise.
5582 (final_emit_insn_group_barriers): Skip debug insns.
5583 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
5584 def cfa without frame.
5585 (process_set): Likewise.
5586 (process_for_unwind_directive): Pass frame on.
5587 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
5588 (rs6000_delegitimize_address): New.
5589 (rs6000_debug_adjust_cost): Handle debug insns.
5590 (is_microcoded_insn): Likewise.
5591 (is_cracked_insn): Likewise.
5592 (is_nonpipeline_insn): Likewise.
5593 (insn_must_be_first_in_group): Likewise.
5594 (insn_must_be_last_in_group): Likewise.
5595 (force_new_group): Likewise.
5596 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
5597 contains only debug insns.
5598 (rtl_merge_blocks): Skip debug insns.
5599 (purge_dead_edges): Likewise.
5600 (rtl_block_ends_with_call_p): Skip debug insns.
5601 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
5602 (mark_reg_dependencies): Skip debug insns.
5603 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
5604 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
5605 * tree-ssa-threadedge.c
5606 (record_temporary_equivalences_from_stmts): Skip debug stmts.
5607 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
5608 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
5609 (copyprop_hardreg_forward_1): Handle debug insns.
5610 * reload1.c (reload): Skip debug insns. Replace unassigned
5611 pseudos in debug insns with their equivalences.
5612 (eliminate_regs_in_insn): Skip debug insns.
5613 (emit_input_reload_insns): Skip debug insns at first, adjust
5615 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
5616 (get_indirect_ref_operands): Pass opf_no_vops on.
5617 (get_expr_operands): Likewise. Skip debug stmts.
5618 (parse_ssa_operands): Scan debug insns with opf_no_vops.
5620 2009-09-01 Richard Henderson <rth@redhat.com>
5622 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
5623 stmt_ends_pp_p statements at least once.
5624 * tree-vrp.c (vrp_initialize): Likewise.
5625 (vrp_visit_stmt): Be prepared for non-interesting stmts.
5627 2009-09-01 Dodji Seketeli <dodji@redhat.com>
5630 Fix AIX bootstrap after PR debug/30161
5631 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
5632 that is a GNU extension.
5633 (tmpl_value_parm_die_table): Move the definition of this global
5634 outside #ifdef DWARF2_DEBUGGING_INFO region.
5636 2009-09-01 Richard Guenther <rguenther@suse.de>
5638 * tree.c (tree_expr_size): New function.
5639 * tree.h (tree_expr_size): Declare.
5640 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
5641 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
5642 * langhooks.c (lhd_expr_size): Remove.
5643 * langhooks.h (struct lang_hooks): Remove expr_size.
5644 * explow.c (expr_size): Use tree_expr_size.
5645 (int_expr_size): Likewise.
5646 * langhooks-def.h (lhd_expr_size): Remove.
5647 (LANG_HOOKS_EXPR_SIZE): Likewise.
5648 (LANG_HOOKS_INITIALIZER): Adjust.
5650 2009-09-01 Richard Guenther <rguenther@suse.de>
5652 * tree-flow.h (mark_addressable): Move declaration ...
5653 * tree.h (mark_addressable): ... here.
5654 * stmt.c (expand_asm_operands): Use mark_addressable, not
5655 lang_hooks.mark_addressable.
5656 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
5657 LANG_HOOKS_MARK_ADDRESSABLE.
5658 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
5659 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
5661 2009-08-31 Chris Demetriou <cgd@google.com>
5663 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
5664 vectorize if not TARGET_SSE2.
5666 2009-08-31 DJ Delorie <dj@redhat.com>
5668 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
5669 registers if no coprocessor is enabled.
5671 2009-08-31 Dodji Seketeli <dodji@redhat.com>
5674 * cgraph.h (cgraph_get_node): Declare ...
5675 * cgraph.c (cgraph_get_node): ... new function.
5676 * dwarf2out.c (gen_generic_params_dies,
5677 generic_parameter_die, tree_add_const_value_attribute_for_decl,
5678 make_ith_pack_parameter_name,
5679 append_entry_to_tmpl_value_parm_die_table,
5680 gen_remaining_tmpl_value_param_die_attribute): New functions.
5681 (gen_subprogram_die): Generate debug info for template parameters
5682 if debug info level is higher than DINFO_LEVEL_TERSE.
5683 Use tree_add_const_value_attribute_for_decl instead of
5684 tree_add_const_value_attribute.
5685 (gen_const_die): Use tree_add_const_value_attribute_for_decl
5686 instead of tree_add_const_value_attribute.
5687 (gen_struct_or_union_type_die): Generate debug
5688 info for template parameters if debug info level is higher than
5690 (tree_add_const_value_attribute): Handle integral and pointer
5691 constants. Update comment.
5692 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
5693 (dwarf_attr_name): Support DW_AT_GNU_template_name.
5694 (reference_to_unused): Fix thinko. Remove redundant predicates from
5696 (tree_add_const_value_attribute): Make this work for constant
5698 tree_add_const_value_attribute_for_decl is to be used for variable
5700 (add_location_or_const_value_attribute): Use
5701 tree_add_const_value_attribute_for_decl now.
5702 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
5703 DW_TAG_template_value_param DIEs after function DIEs have been
5705 * langhooks.h (lang_hooks_for_types): Add
5706 get_argument_pack_elems.
5707 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
5708 (lang_hooks): Added get_innermost_generic_parms,
5709 get_innermost_generic_args.
5710 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
5711 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
5712 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
5713 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
5715 2009-08-31 DJ Delorie <dj@redhat.com>
5717 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
5718 it once we start generating the prologue or epilogue.
5719 (mep_call_saves_register): If the frame is locked, re-use
5721 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
5722 (mep_expand_prologue): Call it.
5723 (mep_expand_epilogue): Likewise.
5724 (mep_start_function): Use the same logic as mep_expand_prologue.
5725 (mep_pass_by_reference): Make logic more readable.
5726 (mep_return_in_memory): Zero-sized objects are passed in memory.
5727 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
5729 2009-08-31 Richard Guenther <rguenther@suse.de>
5731 * builtins.c (fold_builtin_memory_op): Use the alias oracle
5732 to query if the memory regions for memmove overlap.
5733 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
5734 asserts on pointers, instead deal with odd trees.
5735 (ptr_derefs_may_alias_p): Likewise.
5736 (refs_may_alias_p_1): Constructor bases also never alias.
5738 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
5740 * doc/install.texi (Final install): Adjust reference on where to
5741 order printed manuals.
5743 2009-08-30 Olivier Hainque <hainque@adacore.com>
5745 * dwarf2out.c (switch_to_frame_table_section): Move
5746 definition prior to first use.
5748 2009-08-30 Richard Guenther <rguenther@suse.de>
5750 PR tree-optimization/41186
5751 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
5752 (ao_ref_init_from_ptr_and_size): New function.
5753 (ref_maybe_used_by_call_p_1): Be more precise tracking
5754 used ranges for builtin functions.
5755 (ref_maybe_used_by_call_p): Adjust.
5756 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
5757 ranges for builtin functions.
5758 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
5760 2009-08-30 Alan Modra <amodra@bigpond.net.au>
5763 * fwprop.c (get_reg_use_in): Delete.
5764 (free_load_extend): New function.
5765 (forward_propagate_subreg): Use it.
5767 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
5769 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
5771 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
5774 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
5777 2009-08-29 Douglas B Rupp <rupp@gnat.com>
5779 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
5780 fini or fini_array section.
5782 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5784 * graphite-dependences.c (graphite_legal_transform_bb): Call
5785 pbb_remove_duplicate_pdrs.
5786 * graphite-poly.c (can_collapse_pdr): Removed.
5787 (pdr_find_duplicate): Removed.
5788 (can_collapse_pdrs): New.
5789 (pbb_remove_duplicate_pdrs): New.
5790 (new_poly_dr): Do not look for duplicates.
5791 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
5792 (PBB_PDR_DUPLICATES_REMOVED): New.
5793 (pbb_remove_duplicate_pdrs): Declared.
5795 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5797 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
5798 the strides by multiplying by PDR_NB_REFS.
5799 * graphite-poly.c (can_collapse_pdr): New.
5800 (pdr_find_duplicate): New.
5801 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
5802 Initialize PDR_NB_REFS.
5803 * graphite-poly.h (struct poly_dr): Add field nb_refs.
5805 (new_poly_dr): Number of subscripts is a graphite_dim_t.
5807 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5810 * graphite-poly.c (apply_poly_transforms): Remove legality test before
5813 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5815 * graphite-dependences.c (pddr_original_scattering): Return NULL
5816 for read-read dependence relations.
5817 * graphite-poly.h (enum poly_dr_type): Fix comment.
5820 (pdr_may_write_p): New.
5822 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5824 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
5825 (struct poly_dr): Same.
5826 (new_poly_dr): Same.
5827 * graphite-poly.c (new_poly_dr): Same.
5828 * graphite-dependences.c (dot_deps): Disable call to system.
5830 2009-08-28 Cary Coutant <ccoutant@google.com>
5833 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
5834 struct/union/enum types local to a function.
5836 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
5837 Sebastian Pop <sebastian.pop@amd.com>
5839 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
5840 pbb_strip_mine_time_depth. Changed the implementation so that
5841 transformation is expressed as a transformation on
5842 time (scatttering) dimensions. Also, ensures that the 2d+1
5843 scheduling format is preserved.
5844 (pbb_strip_mine_profitable_p): Profitability is based on the
5845 iteration number of a given time (scattering) dimension,
5846 and not on a original loop depth dimension.
5847 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
5848 (pbb_do_strip_mine): Call psct_dynamic_dim.
5849 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
5850 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
5851 (pbb_nb_dynamic_scattering_transform): New.
5852 (psct_dynamic_dim): New.
5854 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
5856 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
5857 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
5858 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
5859 * graphite-interchange.c (build_linearized_memory_access): Same.
5860 (memory_stride_in_loop): Same.
5862 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5864 * graphite-dependences.c (pddr_original_scattering): New.
5865 (graphite_legal_transform_dr): Call pddr_original_scattering.
5868 * graphite-dependences.h (dot_deps): Declared.
5869 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
5870 (print_pdr): Print PDR_ID.
5871 * graphite-poly.h (struct poly_dr): Add field id.
5874 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
5876 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5878 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
5879 not delete the original dependence relation.
5881 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5883 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
5884 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
5885 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
5886 (free_poly_ddr): New.
5887 (pddr_is_empty): New.
5888 (dependence_polyhedron_1): Now returns a poly_ddr_p.
5889 (dependence_polyhedron): Same. Remove useless gcc_assert.
5891 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
5892 (graphite_carried_dependence_level_k): Call pddr_is_empty.
5893 * graphite-dependences.h (enum poly_dependence_kind): New.
5894 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
5895 (PDRP_SOURCE): Renamed PDDR_SOURCE.
5896 (PDRP_SINK): Renamed PDDR_SINK.
5897 (PDRP_DDP): Renamed PDDR_DDP.
5899 (free_poly_ddr): Declared.
5900 * graphite-poly.c (new_scop): Use the new hash function names.
5901 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
5902 into original_pddrs.
5903 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
5905 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5907 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
5908 bounds with LT_EXPR to make niter analysis more precise on code
5909 generated by Graphite.
5911 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
5913 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
5914 (graphite_legal_transform_bb): Same.
5915 (poly_drs_may_alias_p): Same.
5917 2009-08-28 Richard Guenther <rguenther@suse.de>
5919 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
5921 2009-08-28 Jan Beulich <jbeulich@novell.com>
5923 * config/i386/netware.c: Include langhooks.h.
5924 (i386_nlm_encode_section_info): Simplify.
5925 (netware_override_options): Delete.
5926 * config/i386/netware.h (netware_override_options): Delete
5928 (OVERRIDE_OPTIONS): Delete definition.
5929 (SUBTARGET_OVERRIDE_OPTIONS): Define.
5930 (ASM_COMMENT_START): Define.
5931 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
5933 2009-08-28 Jan Beulich <jbeulich@novell.com>
5935 * configure.ac: For in-tree ld, do a plain version check to
5936 determine whether comdat groups are supported.
5937 * configure: Regenerate.
5939 2009-08-28 Olivier Hainque <hainque@adacore.com>
5941 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
5942 always defined. Reflect definition or absence of such for
5943 COLLECT_EXPORT_LIST. Readability helper.
5944 (scanfilter): New enum, to help control what symbols
5945 are to be considered or ignored by scan_prog_file.
5946 (enum pass): Rename as "scanpass", moved together with scanfilter
5947 prior to scan_prog_file's prototype.
5948 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
5949 Group prototype with the scanpass/scanfilter definitions, factorize
5950 head comments for the several implementations at the prototype.
5951 (main): Reorganize the first pass link control to let AIX
5952 drag only the needed frame tables in executables. Prevent
5953 frame tables collection during the scan aimed at static ctors.
5954 Pre-link and scan for frame tables later to compensate.
5955 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
5956 A C statement to issue assembly directives that create a reference
5957 to the given DWARF table identifier label from the current function
5959 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
5960 to differentiate first time section entry. Only emit a .data
5961 tables start identifier label the first time around.
5962 (switch_to_frame_table_section): New function. Helper for
5963 output_call_frame_info to switch possibly BACK into the eh_frame
5964 or the debug_frame section depending on FOR_EH.
5965 (output_call_frame_info): Use helper to first enter the proper
5967 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
5968 emit a link to the frame table start label from each function
5970 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
5971 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
5972 * config/rs6000/rs6000-protos.h: Declare it.
5973 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
5975 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
5977 * config/sh/sh.c (split_branches): Check the result of
5980 2009-08-27 Steve Ellcey <sje@cup.hp.com>
5982 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
5983 using -pthread -fopenmp
5985 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
5987 * doc/service.texi (service directory): Update URL.
5989 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
5991 PR rtl-optimization/40861
5992 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
5993 extract word from a multi-word subreg for negative byte positions.
5995 2009-08-27 Tristan Gingold <gingold@adacore.com>
5996 Douglas B Rupp <rupp@gnat.com>
5998 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
5999 (SECTION_VMS_OVERLAY): Define.
6000 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
6002 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
6004 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
6005 common_object declarations.
6006 (ia64_section_type_flags): Set section flag for common_object.
6007 * config/ia64/ia64-protos.h
6008 (ia64_vms_output_aligned_decl_common): Declare.
6009 (ia64_vms_elf_asm_named_section): Declare.
6011 2009-08-27 Michael Matz <matz@suse.de>
6013 * expr.c (expand_expr_real_2): New function taking exploded
6014 unary or binary expression, split out from ...
6015 (expand_expr_real_1): ... here. Move over all unary/binary
6016 switch parts to above function, in particular these codes:
6017 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
6018 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
6019 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
6020 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
6021 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
6022 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
6023 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
6024 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
6025 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
6026 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
6027 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
6028 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
6029 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
6030 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
6031 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
6032 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
6033 VEC_PACK_FIX_TRUNC_EXPR.
6034 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
6037 2009-08-27 Richard Guenther <rguenther@suse.de>
6039 * gengtype.c (main): Handle uint64_t.
6040 * ipa-utils.c (get_base_var): Indent properly.
6041 * tree-ssa-live.c (debug_scope_block): New function.
6042 * tree-flow.h (debug_scope_block): Declare.
6043 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
6044 * basic-block.h (enum profile_status): Rename to
6045 enum profile_status_d.
6046 (x_profile_status): Adjust type.
6048 2009-08-27 Dodji Seketeli <dodji@redhat.com>
6051 * dwarf2out.c (get_context_die): Declare this static function.
6052 (gen_type_die_with_usage): Make sure a DIE is a generated for
6053 the context of a typedef.
6055 2009-08-26 Anatoly Sokolov <aesok@post.ru>
6057 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
6060 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
6062 * config/mips/mips-protos.h (mips_output_sync): Declare.
6063 (mips_sync_loop_insns): Likewise.
6064 (mips_output_sync_loop): Replace first two parameters with an rtx.
6065 * config/mips/mips.c (mips_multi_member): New structure.
6066 (mips_multi_members): New variable.
6067 (mips_multi_start): New function.
6068 (mips_multi_add): Likewise.
6069 (mips_multi_add_insn): Likewise.
6070 (mips_multi_add_label): Likewise.
6071 (mips_multi_last_index): Likewise.
6072 (mips_multi_copy_insn): Likewise.
6073 (mips_multi_set_operand): Likewise.
6074 (mips_multi_write): Likewise.
6075 (mips_print_operand_punctuation): Remove '%|' and '%-'.
6076 (mips_init_print_operand_punct): Update accordingly.
6077 (mips_start_ll_sc_sync_block): New function.
6078 (mips_end_ll_sc_sync_block): Likewise.
6079 (mips_output_sync): Likewise.
6080 (mips_sync_insn1_template): Likewise.
6081 (mips_sync_insn2_template): Likewise.
6082 (mips_get_sync_operand): Likewise.
6083 (mips_process_sync_loop): Likewise.
6084 (mips_output_sync_loop): Use mips_process_sync_loop.
6085 (mips_sync_loop_insns): New function.
6086 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
6087 (MIPS_COMPARE_AND_SWAP_12): Likewise.
6088 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
6089 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
6090 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
6091 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
6092 (MIPS_SYNC_OLD_OP_12): Likewise.
6093 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
6094 (MIPS_SYNC_NEW_OP_12): Likewise.
6095 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
6096 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
6097 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
6098 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
6099 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
6100 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
6101 * config/mips/mips.md (sync_mem): New attribute.
6102 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
6103 (sync_exclusive_mask, sync_required_oldval): Likewise.
6104 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
6105 (sync_release_barrier): Likewise.
6106 (length): Handle sync loops.
6107 (sync): Use mips_output_sync.
6108 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
6109 (sync_compare_and_swap<mode>): Set the new sync_* attributes
6110 and use mips_output_sync_loop.
6111 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
6112 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
6113 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
6114 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
6115 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
6116 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
6117 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
6118 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
6119 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
6121 2009-08-26 Richard Guenther <rguenther@suse.de>
6124 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
6125 the types to not match.
6126 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
6128 * tree-ssa.c (useless_type_conversion_p): Conversions to
6129 pointers to unprototyped functions are useless.
6131 2009-08-26 Richard Guenther <rguenther@suse.de>
6133 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
6134 whole-program condition, prepare to be called for non-globals.
6135 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
6136 params build a representative with known type and track its fields.
6138 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
6140 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
6141 clearing by a taken branch.
6142 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
6143 effectively after bbro pass.
6144 (sync_nand<mode>): Ditto.
6145 (sync_old_<fetchop_name><mode>): Ditto.
6146 (sync_old_nand<mode>): Ditto.
6147 (sync_new_<fetchop_name><mode>): Dito.
6148 (sync_new_nand<mode>): Ditto.
6149 (sync_compare_and_swap<mode>_1): Ditto.
6150 (*sync_compare_and_swap<mode>): Ditto.
6151 (sync_lock_test_and_set<mode>_1): Ditto.
6152 ("sync_lock_test_and_set<mode>): Ditto.
6154 2009-08-25 Douglas B Rupp <rupp@gnat.com>
6156 * hwint.h (HOST_LONG_FORMAT): New macro
6157 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
6158 Use HOST_PTR_PRINTF.
6159 * system.h (HOST_PTR_PRINTF): Resurrect old macro
6160 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
6161 (HOST_PTR_PRINTF): Document.
6163 2009-08-25 Jan Hubicka <jh@suse.cz>
6165 * config/i386/bmmintrin.h: Replace by #error.
6168 Michael Meissner <michael.meissner@amd.com>
6169 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6170 Tony Linthicum <tony.linthicum@amd.com>
6172 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
6173 (TARGET_ROUND): New macro for the round/ptest instructions which
6174 are shared between SSE4.1 and SSE5.
6175 (OPTION_MASK_ISA_ROUND): Ditto.
6176 (OPTION_ISA_ROUND): Ditto.
6177 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
6178 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
6180 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
6181 (-mfused-madd): New switch to give users control over whether the
6182 compiler optimizes to use the multiply/add SSE5 instructions.
6184 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
6185 (ix86_handle_option): Turn off 3dnow if -msse5.
6186 (override_options): Add SSE5 support.
6187 (print_operand): %Y prints comparison codes for SSE5 com/pcom
6189 (ix86_expand_sse_movcc): Add SSE5 support.
6190 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
6191 vector type to the next largest size.
6192 (ix86_expand_sse5_pack): New function to use pperm to pack a
6193 vector type to the next smallest size.
6194 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
6195 (IX86_BUILTIN_FMADDSD): Ditto.
6196 (IX86_BUILTIN_FMADDPS): Ditto.
6197 (IX86_BUILTIN_FMADDPD): Ditto.
6198 (IX86_BUILTIN_FMSUBSS): Ditto.
6199 (IX86_BUILTIN_FMSUBSD): Ditto.
6200 (IX86_BUILTIN_FMSUBPS): Ditto.
6201 (IX86_BUILTIN_FMSUBPD): Ditto.
6202 (IX86_BUILTIN_FNMADDSS): Ditto.
6203 (IX86_BUILTIN_FNMADDSD): Ditto.
6204 (IX86_BUILTIN_FNMADDPS): Ditto.
6205 (IX86_BUILTIN_FNMADDPD): Ditto.
6206 (IX86_BUILTIN_FNMSUBSS): Ditto.
6207 (IX86_BUILTIN_FNMSUBSD): Ditto.
6208 (IX86_BUILTIN_FNMSUBPS): Ditto.
6209 (IX86_BUILTIN_FNMSUBPD): Ditto.
6210 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
6211 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
6212 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
6213 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
6214 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
6215 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
6216 (IX86_BUILTIN_PPERM): Ditto.
6217 (IX86_BUILTIN_PERMPS): Ditto.
6218 (IX86_BUILTIN_PERMPD): Ditto.
6219 (IX86_BUILTIN_PMACSSWW): Ditto.
6220 (IX86_BUILTIN_PMACSWW): Ditto.
6221 (IX86_BUILTIN_PMACSSWD): Ditto.
6222 (IX86_BUILTIN_PMACSWD): Ditto.
6223 (IX86_BUILTIN_PMACSSDD): Ditto.
6224 (IX86_BUILTIN_PMACSDD): Ditto.
6225 (IX86_BUILTIN_PMACSSDQL): Ditto.
6226 (IX86_BUILTIN_PMACSSDQH): Ditto.
6227 (IX86_BUILTIN_PMACSDQL): Ditto.
6228 (IX86_BUILTIN_PMACSDQH): Ditto.
6229 (IX86_BUILTIN_PMADCSSWD): Ditto.
6230 (IX86_BUILTIN_PMADCSWD): Ditto.
6231 (IX86_BUILTIN_PHADDBW): Ditto.
6232 (IX86_BUILTIN_PHADDBD): Ditto.
6233 (IX86_BUILTIN_PHADDBQ): Ditto.
6234 (IX86_BUILTIN_PHADDWD): Ditto.
6235 (IX86_BUILTIN_PHADDWQ): Ditto.
6236 (IX86_BUILTIN_PHADDDQ): Ditto.
6237 (IX86_BUILTIN_PHADDUBW): Ditto.
6238 (IX86_BUILTIN_PHADDUBD): Ditto.
6239 (IX86_BUILTIN_PHADDUBQ): Ditto.
6240 (IX86_BUILTIN_PHADDUWD): Ditto.
6241 (IX86_BUILTIN_PHADDUWQ): Ditto.
6242 (IX86_BUILTIN_PHADDUDQ): Ditto.
6243 (IX86_BUILTIN_PHSUBBW): Ditto.
6244 (IX86_BUILTIN_PHSUBWD): Ditto.
6245 (IX86_BUILTIN_PHSUBDQ): Ditto.
6246 (IX86_BUILTIN_PROTB): Ditto.
6247 (IX86_BUILTIN_PROTW): Ditto.
6248 (IX86_BUILTIN_PROTD): Ditto.
6249 (IX86_BUILTIN_PROTQ): Ditto.
6250 (IX86_BUILTIN_PROTB_IMM): Ditto.
6251 (IX86_BUILTIN_PROTW_IMM): Ditto.
6252 (IX86_BUILTIN_PROTD_IMM): Ditto.
6253 (IX86_BUILTIN_PROTQ_IMM): Ditto.
6254 (IX86_BUILTIN_PSHLB): Ditto.
6255 (IX86_BUILTIN_PSHLW): Ditto.
6256 (IX86_BUILTIN_PSHLD): Ditto.
6257 (IX86_BUILTIN_PSHLQ): Ditto.
6258 (IX86_BUILTIN_PSHAB): Ditto.
6259 (IX86_BUILTIN_PSHAW): Ditto.
6260 (IX86_BUILTIN_PSHAD): Ditto.
6261 (IX86_BUILTIN_PSHAQ): Ditto.
6262 (IX86_BUILTIN_FRCZSS): Ditto.
6263 (IX86_BUILTIN_FRCZSD): Ditto.
6264 (IX86_BUILTIN_FRCZPS): Ditto.
6265 (IX86_BUILTIN_FRCZPD): Ditto.
6266 (IX86_BUILTIN_CVTPH2PS): Ditto.
6267 (IX86_BUILTIN_CVTPS2PH): Ditto.
6268 (IX86_BUILTIN_COMEQSS): Ditto.
6269 (IX86_BUILTIN_COMNESS): Ditto.
6270 (IX86_BUILTIN_COMLTSS): Ditto.
6271 (IX86_BUILTIN_COMLESS): Ditto.
6272 (IX86_BUILTIN_COMGTSS): Ditto.
6273 (IX86_BUILTIN_COMGESS): Ditto.
6274 (IX86_BUILTIN_COMUEQSS): Ditto.
6275 (IX86_BUILTIN_COMUNESS): Ditto.
6276 (IX86_BUILTIN_COMULTSS): Ditto.
6277 (IX86_BUILTIN_COMULESS): Ditto.
6278 (IX86_BUILTIN_COMUGTSS): Ditto.
6279 (IX86_BUILTIN_COMUGESS): Ditto.
6280 (IX86_BUILTIN_COMORDSS): Ditto.
6281 (IX86_BUILTIN_COMUNORDSS): Ditto.
6282 (IX86_BUILTIN_COMFALSESS): Ditto.
6283 (IX86_BUILTIN_COMTRUESS): Ditto.
6284 (IX86_BUILTIN_COMEQSD): Ditto.
6285 (IX86_BUILTIN_COMNESD): Ditto.
6286 (IX86_BUILTIN_COMLTSD): Ditto.
6287 (IX86_BUILTIN_COMLESD): Ditto.
6288 (IX86_BUILTIN_COMGTSD): Ditto.
6289 (IX86_BUILTIN_COMGESD): Ditto.
6290 (IX86_BUILTIN_COMUEQSD): Ditto.
6291 (IX86_BUILTIN_COMUNESD): Ditto.
6292 (IX86_BUILTIN_COMULTSD): Ditto.
6293 (IX86_BUILTIN_COMULESD): Ditto.
6294 (IX86_BUILTIN_COMUGTSD): Ditto.
6295 (IX86_BUILTIN_COMUGESD): Ditto.
6296 (IX86_BUILTIN_COMORDSD): Ditto.
6297 (IX86_BUILTIN_COMUNORDSD): Ditto.
6298 (IX86_BUILTIN_COMFALSESD): Ditto.
6299 (IX86_BUILTIN_COMTRUESD): Ditto.
6300 (IX86_BUILTIN_COMEQPS): Ditto.
6301 (IX86_BUILTIN_COMNEPS): Ditto.
6302 (IX86_BUILTIN_COMLTPS): Ditto.
6303 (IX86_BUILTIN_COMLEPS): Ditto.
6304 (IX86_BUILTIN_COMGTPS): Ditto.
6305 (IX86_BUILTIN_COMGEPS): Ditto.
6306 (IX86_BUILTIN_COMUEQPS): Ditto.
6307 (IX86_BUILTIN_COMUNEPS): Ditto.
6308 (IX86_BUILTIN_COMULTPS): Ditto.
6309 (IX86_BUILTIN_COMULEPS): Ditto.
6310 (IX86_BUILTIN_COMUGTPS): Ditto.
6311 (IX86_BUILTIN_COMUGEPS): Ditto.
6312 (IX86_BUILTIN_COMORDPS): Ditto.
6313 (IX86_BUILTIN_COMUNORDPS): Ditto.
6314 (IX86_BUILTIN_COMFALSEPS): Ditto.
6315 (IX86_BUILTIN_COMTRUEPS): Ditto.
6316 (IX86_BUILTIN_COMEQPD): Ditto.
6317 (IX86_BUILTIN_COMNEPD): Ditto.
6318 (IX86_BUILTIN_COMLTPD): Ditto.
6319 (IX86_BUILTIN_COMLEPD): Ditto.
6320 (IX86_BUILTIN_COMGTPD): Ditto.
6321 (IX86_BUILTIN_COMGEPD): Ditto.
6322 (IX86_BUILTIN_COMUEQPD): Ditto.
6323 (IX86_BUILTIN_COMUNEPD): Ditto.
6324 (IX86_BUILTIN_COMULTPD): Ditto.
6325 (IX86_BUILTIN_COMULEPD): Ditto.
6326 (IX86_BUILTIN_COMUGTPD): Ditto.
6327 (IX86_BUILTIN_COMUGEPD): Ditto.
6328 (IX86_BUILTIN_COMORDPD): Ditto.
6329 (IX86_BUILTIN_COMUNORDPD): Ditto.
6330 (IX86_BUILTIN_COMFALSEPD): Ditto.
6331 (IX86_BUILTIN_COMTRUEPD): Ditto.
6332 (IX86_BUILTIN_PCOMEQUB): Ditto.
6333 (IX86_BUILTIN_PCOMNEUB): Ditto.
6334 (IX86_BUILTIN_PCOMLTUB): Ditto.
6335 (IX86_BUILTIN_PCOMLEUB): Ditto.
6336 (IX86_BUILTIN_PCOMGTUB): Ditto.
6337 (IX86_BUILTIN_PCOMGEUB): Ditto.
6338 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
6339 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
6340 (IX86_BUILTIN_PCOMEQUW): Ditto.
6341 (IX86_BUILTIN_PCOMNEUW): Ditto.
6342 (IX86_BUILTIN_PCOMLTUW): Ditto.
6343 (IX86_BUILTIN_PCOMLEUW): Ditto.
6344 (IX86_BUILTIN_PCOMGTUW): Ditto.
6345 (IX86_BUILTIN_PCOMGEUW): Ditto.
6346 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
6347 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
6348 (IX86_BUILTIN_PCOMEQUD): Ditto.
6349 (IX86_BUILTIN_PCOMNEUD): Ditto.
6350 (IX86_BUILTIN_PCOMLTUD): Ditto.
6351 (IX86_BUILTIN_PCOMLEUD): Ditto.
6352 (IX86_BUILTIN_PCOMGTUD): Ditto.
6353 (IX86_BUILTIN_PCOMGEUD): Ditto.
6354 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
6355 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
6356 (IX86_BUILTIN_PCOMEQUQ): Ditto.
6357 (IX86_BUILTIN_PCOMNEUQ): Ditto.
6358 (IX86_BUILTIN_PCOMLTUQ): Ditto.
6359 (IX86_BUILTIN_PCOMLEUQ): Ditto.
6360 (IX86_BUILTIN_PCOMGTUQ): Ditto.
6361 (IX86_BUILTIN_PCOMGEUQ): Ditto.
6362 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
6363 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
6364 (IX86_BUILTIN_PCOMEQB): Ditto.
6365 (IX86_BUILTIN_PCOMNEB): Ditto.
6366 (IX86_BUILTIN_PCOMLTB): Ditto.
6367 (IX86_BUILTIN_PCOMLEB): Ditto.
6368 (IX86_BUILTIN_PCOMGTB): Ditto.
6369 (IX86_BUILTIN_PCOMGEB): Ditto.
6370 (IX86_BUILTIN_PCOMFALSEB): Ditto.
6371 (IX86_BUILTIN_PCOMTRUEB): Ditto.
6372 (IX86_BUILTIN_PCOMEQW): Ditto.
6373 (IX86_BUILTIN_PCOMNEW): Ditto.
6374 (IX86_BUILTIN_PCOMLTW): Ditto.
6375 (IX86_BUILTIN_PCOMLEW): Ditto.
6376 (IX86_BUILTIN_PCOMGTW): Ditto.
6377 (IX86_BUILTIN_PCOMGEW): Ditto.
6378 (IX86_BUILTIN_PCOMFALSEW): Ditto.
6379 (IX86_BUILTIN_PCOMTRUEW): Ditto.
6380 (IX86_BUILTIN_PCOMEQD): Ditto.
6381 (IX86_BUILTIN_PCOMNED): Ditto.
6382 (IX86_BUILTIN_PCOMLTD): Ditto.
6383 (IX86_BUILTIN_PCOMLED): Ditto.
6384 (IX86_BUILTIN_PCOMGTD): Ditto.
6385 (IX86_BUILTIN_PCOMGED): Ditto.
6386 (IX86_BUILTIN_PCOMFALSED): Ditto.
6387 (IX86_BUILTIN_PCOMTRUED): Ditto.
6388 (IX86_BUILTIN_PCOMEQQ): Ditto.
6389 (IX86_BUILTIN_PCOMNEQ): Ditto.
6390 (IX86_BUILTIN_PCOMLTQ): Ditto.
6391 (IX86_BUILTIN_PCOMLEQ): Ditto.
6392 (IX86_BUILTIN_PCOMGTQ): Ditto.
6393 (IX86_BUILTIN_PCOMGEQ): Ditto.
6394 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
6395 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
6396 (enum multi_arg_type): New enum for describing the various SSE5
6397 intrinsic argument types.
6398 (bdesc_multi_arg): New table for SSE5 intrinsics.
6399 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
6400 (ix86_expand_multi_arg_builtin): New function for creating SSE5
6402 (ix86_expand_builtin): Add SSE5 intrinsic support.
6403 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
6404 operand instructions.
6405 (ix86_expand_sse5_multiple_memory): New function to split the
6406 second memory reference from SSE5 instructions.
6407 (type_has_variadic_args_p): Delete in favor of stdarg_p.
6408 (ix86_return_pops_args): Use stdarg_p to determine if the function
6409 has variable arguments.
6410 (ix86_setup_incoming_varargs): Ditto.
6411 (x86_this_parameter): Ditto.
6413 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
6415 (ix86_expand_sse5_pack): Ditto.
6416 (ix86_sse5_valid_op_p): Ditto.
6417 (ix86_expand_sse5_multiple_memory): Ditto.
6419 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
6420 constant for SSE5 support.
6421 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
6422 (UNSPEC_SSE5_TRUEFALSE): Ditto.
6423 (UNSPEC_SSE5_PERMUTE): Ditto.
6424 (UNSPEC_SSE5_ASHIFT): Ditto.
6425 (UNSPEC_SSE5_LSHIFT): Ditto.
6426 (UNSPEC_FRCZ): Ditto.
6427 (UNSPEC_CVTPH2PS): Ditto.
6428 (UNSPEC_CVTPS2PH): Ditto.
6429 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
6431 (COM_FALSE_S): Ditto.
6432 (COM_FALSE_P): Ditto.
6433 (COM_TRUE_S): Ditto.
6434 (COM_TRUE_P): Ditto.
6435 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
6436 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
6438 (memory attribute): Ditto.
6439 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6440 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
6441 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6442 (floor<mode>2): Ditto.
6443 (ceil<mode>2): Ditto.
6444 (btrunc<mode>2): Ditto.
6445 (nearbyintdf2): Ditto.
6446 (nearbyintsf2): Ditto.
6447 (sse_setccsf): Disable if SSE5.
6448 (sse_setccdf): Ditto.
6449 (sse5_setcc<mode>): New support for SSE5 conditional move.
6450 (sse5_pcmov_<mode>): Ditto.
6452 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
6454 (SSEMODEF2P): Ditto.
6455 (ssemodesuffixf4): New mode attribute for SSE5.
6456 (ssemodesuffixf2s): Ditto.
6457 (ssemodesuffixf2c): Ditto.
6458 (sserotatemax): Ditto.
6459 (ssescalarmode): Ditto.
6460 (sse_maskcmpv4sf3): Disable if SSE5.
6461 (sse_maskcmpv2df3): Ditto.
6462 (sse_vmmaskcmpv4sf3): Ditto.
6463 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
6464 (sse5_vmfmadd<mode>4): Ditto.
6465 (sse5_fmsub<mode>4): Ditto.
6466 (sse5_vmfmsub<mode>4): Ditto.
6467 (sse5_fnmadd<mode>4): Ditto.
6468 (sse5_vmfnmadd<mode>4): Ditto.
6469 (sse5_fnmsub<mode>4): Ditto.
6470 (sse5_vmfnmsub<mode>4): Ditto.
6471 (sse5i_fmadd<mode>4): Ditto.
6472 (sse5i_fmsub<mode>4): Ditto.
6473 (sse5i_fnmadd<mode>4): Ditto.
6474 (sse5i_fnmsub<mode>4): Ditto.
6475 (sse5i_vmfmadd<mode>4): Ditto.
6476 (sse5i_vmfmsub<mode>4): Ditto.
6477 (sse5i_vmfnmadd<mode>4): Ditto.
6478 (sse5i_vmfnmsub<mode>4): Ditto.
6479 (mulv16qi3): Add SSE5 support.
6481 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
6482 (sse2_mulv4si3): Disable if SSE5.
6483 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
6484 (sse4_1_roundps): Ditto.
6485 (sse4_1_roundsd): Ditto.
6486 (sse4_1_roundss): Ditto.
6487 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
6489 (sse_maskcmpsf3): Ditto.
6490 (sse_vmmaskcmpv4sf3): Ditto.
6491 (sse2_maskcmpv2df3): Ditto.
6492 (sse2_maskcmpdf3): Ditto.
6493 (sse2_vmmaskcmpv2df3): Ditto.
6494 (sse2_eq<mode>3): Ditto.
6495 (sse2_gt<mode>3): Ditto.
6496 (sse5_pcmov_<mode>): Add SSE5 support.
6497 (vec_unpacku_hi_v16qi): Ditto.
6498 (vec_unpacks_hi_v16qi): Ditto.
6499 (vec_unpacku_lo_v16qi): Ditto.
6500 (vec_unpacks_lo_v16qi): Ditto.
6501 (vec_unpacku_hi_v8hi): Ditto.
6502 (vec_unpacks_hi_v8hi): Ditto.
6503 (vec_unpacku_lo_v8hi): Ditto.
6504 (vec_unpacks_lo_v8hi): Ditto.
6505 (vec_unpacku_hi_v4si): Ditto.
6506 (vec_unpacks_hi_v4si): Ditto.
6507 (vec_unpacku_lo_v4si): Ditto.
6508 (vec_unpacks_lo_v4si): Ditto.
6509 (sse5_pmacsww): New SSE5 intrinsic insn.
6510 (sse5_pmacssww): Ditto.
6511 (sse5_pmacsdd): Ditto.
6512 (sse5_pmacssdd): Ditto.
6513 (sse5_pmacssdql): Ditto.
6514 (sse5_pmacssdqh): Ditto.
6515 (sse5_pmacsdqh): Ditto.
6516 (sse5_pmacsswd): Ditto.
6517 (sse5_pmacswd): Ditto.
6518 (sse5_pmadcsswd): Ditto.
6519 (sse5_pmadcswd): Ditto.
6520 (sse5_pcmov_<move>): Conditional move support on SSE5.
6521 (sse5_phaddbw): New SSE5 intrinsic insn.
6522 (sse5_phaddbd): Ditto.
6523 (sse5_phaddbq): Ditto.
6524 (sse5_phaddwd): Ditto.
6525 (sse5_phaddwq): Ditto.
6526 (sse5_phadddq): Ditto.
6527 (sse5_phaddubw): Ditto.
6528 (sse5_phaddubd): Ditto.
6529 (sse5_phaddubq): Ditto.
6530 (sse5_phadduwd): Ditto.
6531 (sse5_phadduwq): Ditto.
6532 (sse5_phaddudq): Ditto.
6533 (sse5_phsubbw): Ditto.
6534 (sse5_phsubwd): Ditto.
6535 (sse5_phsubdq): Ditto.
6536 (sse5_pperm): Ditto.
6537 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
6538 (sse5_pperm_zero_v16qi_v8hi): Ditto.
6539 (sse5_pperm_sign_v8hi_v4si): Ditto.
6540 (sse5_pperm_zero_v8hi_v4si): Ditto.
6541 (sse5_pperm_sign_v4si_v2di): Ditto.
6542 (sse5_pperm_sign_v4si_v2di): Ditto.
6543 (sse5_pperm_pack_v2di_v4si): Ditto.
6544 (sse5_pperm_pack_v4si_v8hi): Ditto.
6545 (sse5_pperm_pack_v8hi_v16qi): Ditto.
6546 (sse5_perm<mode>): New SSE5 intrinsic insn.
6547 (rotl<mode>3): Ditto.
6548 (sse5_rotl<mode>3): Ditto.
6549 (sse5_ashl<mode>3): Ditto.
6550 (sse5_lshl<mode>3): Ditto.
6551 (sse5_frcz<mode>2): Ditto.
6552 (sse5s_frcz<mode>2): Ditto.
6553 (sse5_cvtph2ps): Ditto.
6554 (sse5_cvtps2ph): Ditto.
6555 (sse5_vmmaskcmp<mode>3): Ditto.
6556 (sse5_com_tf<mode>3): Ditto.
6557 (sse5_maskcmp<mode>3): Ditto.
6558 (sse5_maskcmp_uns<mode>3): Ditto.
6559 (sse5_maskcmp_uns2<mode>3): Ditto.
6560 (sse5_pcom_tf<mode>3): Ditto.
6562 * config/i386/predicates.md (sse5_comparison_float_operator):
6563 New predicate to match the comparison operators supported by
6564 the SSE5 com instruction.
6565 (ix86_comparison_int_operator): New predicate to match just the
6566 signed int comparisons.
6567 (ix86_comparison_uns_operator): New predicate to match just the
6568 unsigned int comparisons.
6570 * doc/invoke.texi (-msse5): Add documentation.
6571 (-mfused-madd): Ditto.
6573 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
6575 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
6577 (x86_64-*-*): Ditto.
6579 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
6581 * config/i386/bmmintrin.h: New file, provide common x86 compiler
6582 intrinisics for SSE5.
6584 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
6587 * config/i386/mmintrin-common.h: New file, to contain common
6588 instructions between SSE4.1 and SSE5.
6590 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
6591 FOREACH_FUNCTION_ARGS to iterate over the argument list.
6592 (gen_regparm_prefix): Ditto.
6594 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
6595 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
6596 prototype_p to determine if a function is prototyped.
6598 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
6600 * c-common.c (c_common_reswords) add the alignof keyword,
6601 with same RID as __alignof and __alignof__
6603 2009-08-25 Anatoly Sokolov <aesok@post.ru>
6605 * hooks.h (hook_bool_const_int_const_int_true): Declare.
6606 * hooks.c (hook_bool_const_int_const_int_true): New function.
6607 * target.h (struct gcc_target): Add can_eliminate field.
6608 * target-def.h (TARGET_CAN_ELIMINATE): Define.
6609 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
6610 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
6611 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
6612 (elim_table): Revise comment.
6613 * system.h (CAN_ELIMINATE): Poison.
6614 * defaults.h (CAN_ELIMINATE): Remove.
6615 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
6617 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
6618 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
6620 (alpha_vms_can_eliminate): Declare as static, change return type to
6622 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
6624 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
6625 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
6626 (arm_can_eliminate): New function.
6628 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
6629 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
6630 (avr_can_eliminate): Declare as static.
6631 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
6633 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
6634 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
6635 (bfin_can_eliminate): New function.
6637 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
6638 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
6639 (crx_can_eliminate): New function.
6641 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
6642 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
6643 (fr30_can_eliminate): New function.
6645 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
6646 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
6647 (frv_can_eliminate): New function.
6649 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
6650 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
6651 (h8300_can_eliminate): New function.
6653 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
6654 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
6655 (i386_can_eliminate): Declare as static, change return type to bool.
6656 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
6658 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
6659 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
6660 (ia64_can_eliminate): New function.
6662 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
6663 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
6664 (iq2000_can_eliminate): New function.
6666 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
6667 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
6668 (m32r_can_eliminate): New function.
6670 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
6671 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
6672 (m68hc11_can_eliminate): New function.
6674 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
6675 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
6676 (m68k_can_eliminate): New function.
6678 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
6679 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
6680 (mep_can_eliminate): New function.
6682 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
6683 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
6684 (mips_can_eliminate): New function.
6686 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
6687 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
6688 (rs6000_can_eliminate): New function.
6690 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
6691 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
6692 (s390_can_eliminate): Declare as static.
6693 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
6695 * config/score/score.h (CAN_ELIMINATE): Remove macro.
6696 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
6697 (score_can_eliminate): New function.
6699 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
6700 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
6701 (sparc_can_eliminate): Declare as static.
6702 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
6704 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
6705 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
6706 (xstormy16_can_eliminate): New function.
6708 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
6709 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
6710 (v850_can_eliminate): New function.
6712 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
6714 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
6715 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
6716 (*movdfcc_ext[1234]): Disable for IEEE mode.
6718 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
6720 * gimplify.c (prepare_gimple_addressable): New static function.
6721 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
6723 (gimplify_addr_expr): Invoke it similarly on the operand instead of
6724 manually fiddling with it.
6726 2009-08-25 Michael Matz <matz@suse.de>
6728 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
6729 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
6731 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
6732 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
6733 (do_jump): Split out code for simple binary comparisons into ...
6734 (do_jump_1): ... this, taking the individual operands and code.
6735 Change callers to helper function above accordingly.
6736 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
6739 2009-08-25 Michael Matz <matz@suse.de>
6741 * expr.h (struct separate_ops, sepops): New type for passing
6742 around an exploded simple expression.
6743 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
6744 Use this structure instead of expression tree.
6745 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
6746 expression, only its type.
6747 (expand_vec_cond_expr): Take type and individual operands instead
6749 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
6750 expand_vec_shift_expr): Change prototype accordingly.
6751 * tree-vect-stmts.c (vectorizable_condition): Change call of
6752 expand_vec_cond_expr_p to pass only type.
6753 * expr.c (do_store_flags): Change prototype and implementation
6754 to take an exploded expression.
6755 (expand_expr_real_1): New local ops initialized with details
6756 of the full expression. Use it instead of full
6757 expression in calls to do_store_flags, expand_vec_cond_expr,
6758 expand_widen_pattern_expr and expand_vec_shift_expr.
6760 2009-08-25 Michael Matz <matz@suse.de>
6762 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
6763 treeop2 initialized with first three operands of the full expression.
6764 Substitute all TREE_OPERAND (exp, [012]) calls with them.
6766 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
6768 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
6769 (__gthread_objc_condition_allocate): Mark arguments as unused.
6770 (__gthread_objc_condition_deallocate): Likewise.
6771 (__gthread_objc_condition_wait): Likewise.
6772 (__gthread_objc_condition_broadcast): Likewise.
6773 (__gthread_objc_condition_signal): Likewise.
6774 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
6775 (__gthread_objc_thread_id): Likewise.
6777 2009-08-25 Janus Weil <janus@gcc.gnu.org>
6780 * tree-pretty-print.c (print_call_name): Print the correct call name
6781 for procedure pointer components.
6783 2009-08-24 Steve Ellcey <sje@cup.hp.com>
6785 * config/ia64/ia64.c (ia64_promote_function_mode): Call
6786 default_promote_function_mode when not VMS.
6788 2009-08-24 Olivier Hainque <hainque@adacore.com>
6790 * convert.c (convert_to_integer): Don't assume an input pointer is
6791 POINTER_SIZE wide. Fetch from the type instead.
6793 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6795 * configure.ac (AC_PREREQ): Bump to 2.64.
6797 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
6799 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
6800 (process_command): Don't search standard_exec_prefix_1 and
6801 standard_exec_prefix_2.
6803 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6805 * config/arm/arm.c (output_return_instruction): Handle for
6808 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6810 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
6812 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6814 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
6815 (*arm_movdf_vfp): Likewise.
6817 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6819 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
6820 (vashr<mode>3): Rename from ashr<mode>3.
6821 (vlshr<mode>3): Rename from lshr<mode>3.
6823 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
6826 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
6827 (check_format_info_main): Use scalar_identify_flag.
6828 (check_format_types): Check for scalar size identity if
6829 scalar_identify_flag is set.
6830 (printf_length_specs): Extend by new field.
6831 (asm_fprintf_length_specs): Likewise.
6832 (gcc_diag_length_specs): Likewise.
6833 (scanf_length_specs): Likewise.
6834 (strfmon_length_specs): Likewise.
6835 (gcc_gfc_length_specs): Likewise.
6836 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
6837 (ms_printf_flag_specs): Likewise.
6838 * c-format.h (format_length_info): Add new member scalar_identity_flag.
6840 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
6843 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
6844 (*call_value_pop_1): Ditto.
6845 (*sibcall_pop_1): New insn pattern.
6846 (*sibcall_value_pop_1): Ditto.
6848 2009-08-23 Alan Modra <amodra@bigpond.net.au>
6851 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
6854 2009-08-23 Alan Modra <amodra@bigpond.net.au>
6857 * fwprop.c (try_fwprop_subst): Allow multiple sets.
6858 (get_reg_use_in): New function.
6859 (forward_propagate_subreg): Propagate through subreg of zero_extend
6862 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
6864 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
6865 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
6867 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6869 * configure.ac: Remove --with-datarootdir, --with-docdir,
6870 --with-htmldir switches. No need to call AC_SUBST for
6871 datarootdir, docdir, htmldir any more.
6872 * configure: Regenerate.
6873 * doc/install.texi (Configuration): Document --datarootdir,
6874 --docdir, --htmldir, --pdfdir; update documentation for
6875 --infodir, --mandir.
6876 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
6879 * aclocal.m4: Regenerate.
6880 * config.in: Regenerate.
6881 * configure: Regenerate.
6883 2009-08-21 Douglas B Rupp <rupp@gnat.com>
6884 Olivier Hainque <hainque@adacore.com>
6886 * config/ia64/ia64.c: Include libfuncs.h.
6887 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
6888 (ia64_expand_call): Use reg 25 on VMS.
6889 (ia64_initialize_trampoline): Fix for VMS ABI.
6890 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
6891 (ia64_function_arg): Initialize reg 25 on VMS.
6892 Fix OpenVMS ABI issues for varargs.
6893 For OpenVMS, emit the Argument Information register set in the
6894 incoming/sibcall case as well.
6895 (ia64_arg_type): New function.
6896 (ia64_function_arg_advance): Keep track of cum->words.
6897 Fix OpenVMS ABI issues for varargs.
6898 (ia64_function_value): On VMS, promote mode of non-aggregate types.
6899 (ia64_override_options): Set flag_no_common on VMS.
6900 (ia64_init_builtins): Disable FWRITE builtin.
6901 (ia64_asm_output_external): Call DO_CRTL_NAMES.
6902 (ia64_vms_init_libfuncs): Add decc$ routines.
6903 (ia64_vms_valid_pointer_mode): New function.
6904 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
6905 (ia64_promote_function_mode): New function
6906 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
6907 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
6908 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
6909 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
6910 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
6911 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
6912 Suppress trailing '#' if VALUE is numeric.
6913 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
6914 ia64_promote_function_mode.
6915 (TARGET_VALID_POINTER_MODE): Define.
6917 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
6920 * config/rs6000/rs6000.c (rs6000_override_options): Use
6921 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
6924 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
6925 reporting of vector + decimal/boolean/complex error.
6927 2009-08-21 Jakub Jelinek <jakub@redhat.com>
6929 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
6930 __vector double TYPE_DECL.
6932 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
6934 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
6935 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
6936 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
6937 to pointer to enum machine_mode. Update all callers as needed.
6939 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
6941 * config/alpha/alpha.md (exception_receiver): Emit alternative
6942 GP load sequence if flag_reorder_blocks_and_partition is set.
6943 (*exception_receiver_2): Also enable when
6944 flag_reorder_blocks_and_partition is set.
6946 2009-08-20 Matt Rice <ratmice@gmail.com>
6947 Diego Novillo <dnovillo@google.com>
6949 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
6952 2009-08-20 Richard Guenther <rguenther@suse.de>
6954 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
6955 * c-tree.h (c_dup_lang_specific_decl): Remove.
6956 (struct lang_decl, struct lang_type): Move definitions ...
6957 * c-lang.h: ... here. New file.
6958 * c-decl.c: Include c-lang.h.
6959 (c_dup_lang_specific_decl): Remove.
6960 * c-typeck.c: Include c-lang.h.
6961 * Makefile.in (c-decl.o): Add c-lang.h dependency.
6962 (c-typeck.o): Likewise.
6963 * c-config-lang.in (gtfiles): Add c-lang.h.
6964 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
6967 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
6969 * config/alpha/alpha.c (alpha_end_function): Do not clear
6970 crtl->emit structure and free insn locators if cfun->is_thunk is true,
6971 this is now handled in generic code.
6973 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
6975 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
6976 (s390_z10_fix_long_loop_prediction): New function.
6977 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
6978 (s390_reorg): Walk over the INSNs and invoke
6979 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
6981 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
6983 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
6984 "*brx_64bit", "*brx_31bit"): New patterns.
6985 * config/s390/s390.c ('E'): New output modifier.
6987 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6988 Richard Earnshaw <richard.earnshaw@arm.com>
6990 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
6991 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
6993 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6995 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
6997 * pa.c (emit_move_sequence): Check if address of operand1 is valid
6998 for mode mode of operand0 when doing secondary reload for SAR.
7000 2009-08-19 Jakub Jelinek <jakub@redhat.com>
7003 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
7004 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
7006 2009-08-19 Jason Merrill <jason@redhat.com>
7008 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
7009 supported template depth in C++0x.
7011 2009-08-19 Jakub Jelinek <jakub@redhat.com>
7013 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
7014 free_after_compilation.
7015 * config/score/score7.c (score7_output_mi_thunk): Likewise.
7016 * config/score/score3.c (score3_output_mi_thunk): Likewise.
7017 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
7018 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
7019 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
7020 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
7021 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7023 2009-08-19 Ian Lance Taylor <iant@google.com>
7025 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
7026 of (plus (mult (neg B) C) A).
7028 2009-08-18 Michael Matz <matz@suse.de>
7030 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
7031 instead of comparing TYPE_MAIN_VARIANT for equality.
7032 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
7033 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
7034 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
7035 * gimplify.c (goa_lhs_expr_p): Ditto and use
7036 STRIP_USELESS_TYPE_CONVERSION.
7038 2009-08-18 Michael Matz <matz@suse.de>
7040 * tree-ssa-structalias.c (create_variable_info_for): Also mark
7041 first field in a struct.
7042 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
7044 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
7046 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
7047 locators before emit_insn is called. Remove assert that
7049 (alpha_end_function): Clear crtl->emit structure and free insn
7050 locators if cfun->is_thunk is true.
7052 2009-08-18 Jason Merrill <jason@redhat.com>
7054 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
7056 * configure.ac: Test for it.
7057 * configure, config.in: Regenerate.
7058 * doc/install.texi: Document --enable-gnu-unique-object.
7060 2009-08-18 Richard Guenther <rguenther@suse.de>
7063 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
7064 pow(x,y*z) only if x is nonnegative.
7066 2009-08-18 Jakub Jelinek <jakub@redhat.com>
7068 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
7072 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
7073 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
7075 2009-08-17 DJ Delorie <dj@redhat.com>
7077 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
7078 * config/m32c/prologue.md (epilogue_freit): New.
7080 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
7081 (bank_switch_p): Likewise.
7082 (fast_interrupt_p): Likewise.
7083 (interrupt_p): Likewise.
7084 (m32c_conditional_register_usage): Round memregs size up.
7085 (need_to_save): We only need to save $a0 when we use ENTER.
7086 (interrupt_p): Check for fast_interrupt too.
7087 (bank_switch_p): New.
7088 (fast_interrupt_p): New.
7089 (m32c_attribute_table): Add bank_switch and fast_interrupt.
7090 (m32c_emit_prolog): Support bank switching and fast interrupts.
7091 * doc/extend.texi (Function Attributes): Add bank_switch and
7094 2009-08-17 Douglas B Rupp <rupp@gnat.com>
7096 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
7097 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
7099 2009-08-16 Douglas B Rupp <rupp@gnat.com>
7101 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
7102 (menu): Add IA-64/VMS Options.
7103 (IA-64/VMS Options): Likewise.
7105 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7108 * config/mips/mips.md (*lwxs): Use :P for pointer values.
7110 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7112 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
7113 (mips_pop_asm_switch): Likewise.
7114 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
7116 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7117 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
7118 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
7119 (mips_print_operand_punctuation): Use them. Check mips_noreorder
7120 instead of set_noreorder.
7121 (mips_output_function_prologue): Use the new functions.
7122 (mips_output_function_epilogue): Likewise.
7123 (mips_need_noat_wrapper_p): New function, split out from...
7124 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
7125 Use mips_push_asm_switch and mips_pop_asm_switch.
7126 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
7127 and mips_pop_asm_switch.
7128 (ASM_OUTPUT_REG_POP): Likewise.
7129 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
7130 Use mips_pop_asm_switch.
7131 (mips_asm_switch): New structure.
7132 (set_noreorder, set_nomacro): Replace with...
7133 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7134 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
7135 instead of set_nomacro.
7136 (fix_truncsfsi2_macro): Likewise.
7137 (cprestore): Likewise.
7138 (hazard): Use mips_noreorder instead of set_noreorder.
7139 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
7141 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
7143 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
7144 from prev_active_insn.
7146 2009-08-16 Anatoly Sokolov <aesok@post.ru>
7148 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
7149 * config/avr/avr.c (avr_override_options): Initialize
7150 avr_current_arch variable.
7151 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
7152 __AVR_HAVE_16BIT_SP__ according to the device type.
7153 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
7155 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
7156 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
7158 2009-08-16 Dodji Seketeli <dodji@redhat.com>
7161 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
7162 generating inlined subroutine die only. We shouldn't be
7163 called for anything else.
7164 (gen_block_die): Don't generate inline subroutine debug info for
7167 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7169 * graphite-poly.c (print_pbb): Print PBB index.
7171 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7174 * graphite-interchange.c (ppl_max_for_le): Moved...
7175 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
7176 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
7177 ppl_Pointset_Powerset_C_Polyhedron_maximize.
7178 * graphite-ppl.h (ppl_max_for_le): Declared.
7180 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
7182 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
7183 supported on all platforms.
7184 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
7185 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
7186 * c-pragma.c: Likewise.
7187 * target-def.h (TARGET_INITIALIZER): Remove
7188 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7189 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7191 2009-08-14 Douglas B Rupp <rupp@gnat.com>
7193 * config/ia64/fde-vms.c: New file.
7194 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
7195 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
7196 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
7197 (uw_frame_state_for): Only register a personality routine if it is
7198 known to be compatible with our expectations.
7199 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
7200 Declare unw_table_entry stack variable and
7201 mod all calls to _Unwind_FindTableEntry to add arg.
7202 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
7203 (_Unwind_FindTableEntry): Add arg to prototype.
7205 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
7207 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
7208 field 'signal_pfs_loc'.
7209 (uw_frame_state_for): Remove duplicate code dealing with leaf
7210 procedures without unwind info.
7211 If in the frame after unwinding through a signal handler, restore
7212 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
7213 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
7214 'pfs_loc' to the AR.PFS location in the signal context; instead
7215 set 'signal_pfs_loc'.
7216 Manually generate the unwind info for the AR.PFS register.
7217 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
7218 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
7219 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
7220 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
7221 instead set 'signal_pfs_loc'.
7222 Remove code preventing the AR.PFS register from being restored
7223 from the signal context.
7225 2009-08-14 Douglas B Rupp <rupp@gnat.com>
7226 Tristan Gingold <gingold@adacore.com>
7228 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
7229 * config/ia64/t-vms: New file.
7230 * config/ia64/vms64.h: New file.
7231 * config/ia64/vms.h: New file.
7232 * config/ia64/vms-crtinit.asm: New file.
7233 * config/ia64/vms_symvec_libgcc_s.opt: New file.
7234 * config/ia64/vms-unwind.h: New file.
7236 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
7238 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
7241 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7244 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
7246 * real.h (do_mpc_arg2): ... here.
7247 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
7250 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
7252 * final.c (add_debug_prefix_map): Don't use GC memory for
7253 old_prefix and new_prefix.
7255 2009-08-14 Richard Guenther <rguenther@suse.de>
7257 * ipa-prop.c (compute_complex_pass_through): If we cannot
7258 compute a non-varying offset for IPA_JF_ANCESTOR punt.
7260 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7262 * c-lex.c (c_lex_with_flags): Increase size of local variable
7263 to avoid memory clobber.
7265 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
7268 * config/i386/i386.c (ix86_fp_comparison_strategy):
7269 Only enable/disable sahf at function granularity.
7271 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
7273 PR rtl-optimization/41064
7274 * reload1.c (reload_as_needed): Don't call extract_insn
7275 for known invalid replacements after calling
7276 validate_replace_rtx_group and verify_changes.
7278 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
7281 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
7282 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
7283 ix86_expand_fp_vcond.
7284 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
7285 Assert that operation is supported by ix86_expand_int_vcond.
7286 (vcondu<SSEMODE124C8:mode>): Ditto.
7288 2009-08-13 DJ Delorie <dj@redhat.com>
7290 * config/i386/djgpp-stdint.h: New.
7291 * config.gcc (djgpp): Use it.
7293 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
7295 * config/sh/sh.c (sh_override_options): When flag_exceptions or
7296 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
7298 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
7300 * tree-ssa-loop-prefetch.c
7301 (prune_ref_by_group_reuse): Enhance probabilistic analysis
7302 for long-stride pruning.
7303 (compute_miss_rate): New function to compute the probability
7304 that two memory references access different cache lines.
7306 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
7308 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
7310 2009-08-13 Richard Guenther <rguenther@suse.de>
7313 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
7314 use the constant pointer type.
7315 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
7316 of CV qualifiers on the target pointer type.
7317 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
7318 conversion check before restrict check.
7320 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7323 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
7325 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7327 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
7329 2009-08-12 Richard Guenther <rguenther@suse.de>
7331 PR tree-optimization/41011
7332 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
7333 and reference constructing.
7335 2009-08-12 Xinliang David Li <davidxl@google.com>
7337 PR tree-optimization/41012
7338 * tree-flow.h : New external interface.
7339 * gimple-low.c (check_call_arg): Change to public function.
7340 Remove argument mismatch check in lowering.
7341 * tree-inline.h (tree_can_inline_p): Interface change.
7342 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
7344 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
7345 Call change to tree_can_inline_p function.
7346 (cgraph_decide_inlining_incrementally): Ditto.
7348 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
7350 PR tree-optimization/41031
7351 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
7352 on the partition variable rather than promote_mode on the source
7353 type. Assert that the partition variable's type has the same
7354 mode as the source value's.
7356 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
7358 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
7359 for for_return == 2.
7360 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
7362 * calls.c (expand_call): Fix typo.
7363 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
7365 * stmt.c (expand_value_return): Use promote_function_mode to copy out
7367 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
7368 * config/cris/cris.c (cris_promote_function_mode): Likewise.
7369 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
7370 * config/pa/pa.c (pa_promote_function_mode): Likewise.
7372 2009-08-12 Andrew Haley <aph@redhat.com>
7374 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
7376 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7379 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
7381 2009-08-12 Richard Guenther <rguenther@suse.de>
7383 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
7384 * gimplify.c (gimplify_modify_expr): Do not use
7385 lang_hooks.types_compatible_p.
7386 * tree-ssa.c (useless_type_conversion_p): For aggregates
7387 just return false if the canonical types differ.
7389 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7392 * sese.c (convert_for_phi_arg): New.
7393 (add_guard_exit_phis): Use convert_for_phi_arg.
7395 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7397 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
7398 unknown subscript upper bounds.
7400 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7401 Pranav Garg <pranav.garg2107@gmail.com>
7403 * graphite-interchange.c (gather_access_strides): Removed.
7404 (ppl_max_for_le): New.
7405 (build_linearized_memory_access): New.
7406 (memory_stride_in_loop): New.
7407 (pbb_interchange_profitable_p): Reimplemented.
7408 * graphite-ppl.h (ppl_new_id_map): New.
7409 (ppl_interchange): New.
7411 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7413 * graphite-interchange.c (compute_subscript): Removed.
7414 (compute_array_size_cstr): Removed.
7415 (compute_array_size_poly): Removed.
7416 (compute_array_size): Removed.
7417 (gather_access_strides_poly): Removed.
7418 (gather_access_strides): Empty.
7420 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7422 * graphite-dependences.c (dependence_polyhedron_1): Replace
7423 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
7424 (graphite_legal_transform_dr): Same.
7425 (graphite_carried_dependence_level_k): Same.
7426 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
7427 Initialize PDR_NB_SUBSCRIPTS.
7428 (print_pdr_access_layout): Replace pdr_nb_subscripts with
7430 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
7431 (PDR_NB_SUBSCRIPTS): New.
7432 (pdr_nb_subscripts): Removed.
7433 (pdr_dim): Simplified.
7434 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
7435 with PDR_NB_SUBSCRIPTS.
7437 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7439 * graphite-interchange.c (compute_array_size): Remove use of
7441 * graphite-poly.c (new_poly_dr): Remove argument data_container.
7442 Do not initialize PDR_DATA_CONTAINER.
7443 (print_pdr): Do not print PDR_DATA_CONTAINER.
7444 * graphite-poly.h (struct poly_dr): Remove data_container field.
7445 (PDR_DATA_CONTAINER): Removed.
7446 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
7448 (build_poly_dr): Same.
7450 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
7451 Sebastian Pop <sebastian.pop@amd.com>
7453 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
7454 copy of the dependence polyhedron. Free the temporary objects.
7455 (graphite_carried_dependence_level_k): Free unused objects before
7458 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7460 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
7461 Early return without analyzing the data dependences if no
7462 transform has been done. Call restore_scattering if the transform
7464 (graphite-interchange.c): Same.
7465 * graphite-poly.c (print_scattering_function): Test for
7467 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
7468 (apply_poly_transforms): Do not gcc_assert that
7469 the transform is legal.
7470 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
7471 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
7472 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
7473 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
7474 * graphite-poly.h (struct poly_scattering): New.
7475 (struct poly_bb): Add original, transformed, and saved fields.
7476 Remove transformed_scattering, original_scattering,
7477 nb_local_variables and nb_scattering_transform fields.
7478 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
7479 (poly_scattering_new): New.
7480 (poly_scattering_free): New.
7481 (poly_scattering_copy): New.
7482 (store_scattering_pbb): New.
7483 (store_scattering): New.
7484 (restore_scattering_pbb): New.
7485 (restore_scattering): New.
7486 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
7487 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
7489 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7491 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
7494 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7496 * Makefile.in (graphite.o): Depends on PREDICT_H.
7497 * graphite.c: Include predict.h.
7498 (graphite_finalize): Call tree_estimate_probability.
7499 * predict.c (predict_loops): Do not call scev_initialize and
7501 (tree_estimate_probability_bb): New.
7502 (tree_estimate_probability): Do not initialize loops: move that
7503 code to the driver. Call tree_estimate_probability_bb.
7504 (tree_estimate_probability_driver): New.
7505 (pass_profile): Use tree_estimate_probability_driver.
7506 * predict.h (tree_estimate_probability): Declared.
7508 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7510 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
7511 * graphite-dependences.c (graphite_legal_transform): Add time to
7512 TV_GRAPHITE_DATA_DEPS.
7513 (dependency_between_pbbs_p): Same.
7514 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
7516 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
7518 PR rtl-optimization/41033
7519 * alias.c (nonoverlapping_component_refs_p): Punt when strict
7520 aliasing is disabled.
7522 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
7524 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
7525 si_mask_operand, and_load_operand, low_bitmask_operand,
7526 and_reg_operand, and_operand): New predicates.
7527 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
7528 * config/mips/mips.c (and_operands_ok): New function.
7529 * config/mips/mips-protos.h (and_operands_ok): Declare it.
7530 * config/mips/mips.md (move_type): Add ext_ins and logical.
7531 (type): Handle them.
7532 (and<mode>3): Use and_reg_operand as the second operand's predicate.
7533 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
7534 shift_shift. Remove commutative constraint modifier.
7535 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
7537 (*clear_upper32_dext): Remove define_insn_and_split.
7538 (*clear_upper32): Turn this define_insn_and_split ...
7539 (splitter for ANDing register with 0xffff_ffff): .. into this.
7541 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
7543 * combine.c (try_widen_shift_mode): Factor out code to check if an
7544 integer constant is a low-order bitmask from here ...
7545 * rtlanal.c (low_bitmask_len): ... to here.
7546 * rtl.h (low_bitmask_len): Declare.
7548 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
7551 * config/alpha/alpha.md (addsi3): Remove expander.
7552 (addsi3): Rename from *addsi3_internal insn pattern.
7553 (subsi3): Remove expander.
7554 (subsi3): Rename from *subsi3_internal insn pattern.
7556 2009-08-11 Douglas B Rupp <rupp@gnat.com>
7558 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
7561 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
7562 Eric Botcazou <botcazou@adacore.com>
7563 Douglas B Rupp <rupp@gnat.com>
7565 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
7566 that records that fit in 64 bits are returned by immediate value,
7567 as required by OpenVMS Calling Standard.
7568 (function_value): Adjust for above modification.
7569 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
7570 virtual_incoming_args_rtx as base object, not next_arg.
7571 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
7573 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7575 * reload.c (find_reloads_subreg_address): Check the original
7576 req_equiv_mem address to detect the case where an address is
7577 not valid in the outer mode.
7579 2009-08-11 Richard Guenther <rguenther@suse.de>
7582 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
7584 2009-08-10 Douglas B Rupp <rupp@gnat.com>
7586 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
7587 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
7589 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
7590 Douglas B Rupp <rupp@gnat.com>
7592 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
7593 PT_STACK when frame_pointer_needed on OpenVMS.
7594 (alpha_pv_save_size, alpha_using_fp): Remove.
7595 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
7596 with proper processing for PT_NULL.
7597 (alpha_vms_initial_elimination_offset): New function. Support for
7598 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
7599 (alpha_sa_size): Force procedure type to PT_STACK when
7600 frame_pointer_needed on OpenVMS.
7601 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
7602 (alpha_using_fp): Likewise.
7603 (alpha_vms_can_eliminate): Add prototype.
7604 (alpha_vms_initial_elimination_offset): Likewise.
7605 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
7606 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
7608 2009-08-10 Eric Botcazou <botcazou@adacore.com>
7609 Douglas B Rupp <rupp@gnat.com>
7611 * config/alpha/alpha.c (common_object_handler): New function.
7612 (vms_attribute_table): Declare a single attribute "common_object".
7613 (vms_output_aligned_decl_common): New global function.
7614 (SECTION_VMS_OVERLAY): Delete.
7615 (SECTION_VMS_GLOBAL): Likewise.
7616 (SECTION_VMS_INITIALIZE): Likewise.
7617 (vms_asm_named_section): Remove support for above flags.
7618 (vms_section_type_flags): Delete.
7619 (TARGET_SECTION_TYPE_FLAGS): Likewise.
7620 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
7621 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
7622 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
7624 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
7627 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
7628 (sub_ddmmss): Likewise.
7630 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
7633 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
7636 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7639 * reload1.c (reload_as_needed): Use cancel_changes to completely
7640 undo a failed replacement attempt.
7642 2009-08-10 Richard Guenther <rguenther@suse.de>
7645 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
7646 (useless_type_conversion_p): ... here. Require pointer targets
7649 2009-08-10 Dodji Seketeli <dodji@redhat.com>
7652 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
7653 loose the original type of the statement list.
7655 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7657 * config/alpha/alpha.c: Include libfuncs.h
7658 (avms_asm_output_extern): New function.
7659 (alpha_init_libfuncs): Init some decc libfuncs.
7660 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
7661 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
7662 (DO_CRTL_NAMES): Define.
7664 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
7665 (LONG_TYPE_SIZE): Define.
7666 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
7667 (SUBTARGET_SWITCHES): Define malloc64 switch.
7668 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
7669 (MASK_RETURN_ADDR): Define.
7670 doc/invoke.texi (mmalloc64): Document switch.
7672 2009-08-09 Olivier Hainque <hainque@adacore.com>
7673 Douglas B Rupp <rupp@gnat.com>
7675 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
7676 uses_condition_handler.
7677 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
7678 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
7679 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
7680 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
7681 (code_for_builtin): New insn codes for the new alpha_builtins.
7682 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
7683 (alpha_sa_size): Account for uses_condition_handler.
7684 (alpha_expand_prologue): Likewise.
7685 (alpha_start_function): Likewise.
7686 (alpha_expand_epilogue): Likewise.
7687 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
7688 establish/revert expanders.
7689 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
7690 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
7691 New expander, resorting to the alpha.c associated function.
7692 (builtin_revert_vms_condition_handler): Likewise.
7693 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
7694 __gcc_shell_handler, the static VMS condition handler used as
7695 an indirection wrapper to the current dynamically established
7697 * config/alpha/vms-unwind.h: Complete rewrite.
7698 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
7699 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
7701 2009-08-09 Eric Botcazou <botcazou@adacore.com>
7702 Douglas B Rupp <rupp@gnat.com>
7704 * config/alpha/alpha.c (alpha_links): Add 'target' field.
7705 (alpha_need_linkage): Handle aliases. Return function symbol.
7706 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
7707 Use ultimate alias target for the linkage name.
7708 * config/alpha/alpha.md (movmemdi): Use the symbol returned
7709 by alpha_need_linkage for the function symbol.
7710 (setmemdi): Likewise.
7712 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7714 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
7715 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
7716 (ASM_WEAKEN_LABEL): Define.
7717 (CRT_CALL_STATIC_FUNCTION): Define.
7718 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
7719 (ENDFILE_SPEC): Define.
7720 (INIT_SECTION_ASM_OP): Define.
7721 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
7722 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
7724 (MULTILIB_OSDIRNAMES): Define.
7725 (shlib_version): Define.
7726 (SHLIB_EXT): Define.
7727 (SHLIB_OBJS): Define.
7728 (SHLIB_NAME): Define.
7729 (SHLIB_MULTILIB): Define.
7730 (SHLIB_INSTALL): Define.
7731 (SHLIB_SYMVEC): Define.
7732 (SHLIB_SYMVECX2): Define.
7733 (SHLIB_LINK): Define.
7735 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7737 * config/alpha/alpha.c (alpha_initialize_trampoline):
7738 Initialize VMS trampoline IAW ABI for bounded procedure calls.
7739 (alpha_start_function): Emit transfer address on nested functions
7740 for VMS trampoline call.
7741 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
7742 since no longer used.
7743 * config/alpha/vms-tramp.asm: Remove.
7744 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
7745 since now only data initialized at runtime.
7747 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7749 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
7750 (LINK_GCC_C_SEQUENCE_SPEC): Define.
7751 (MD_EXEC_PREFIX): Remove, no longer used.
7752 (MD_STARTFILE_PREFIX): Likewise.
7753 (INCLUDE_DEFAULTS): Likewise.
7754 * config/alpha/t-vms:
7755 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
7757 2009-08-09 Richard Guenther <rguenther@suse.de>
7759 PR tree-optimization/41016
7760 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
7761 (operand_precision): Remove.
7762 (integral_operand_p): Likewise.
7763 (recognize_single_bit_test): Adjust.
7765 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
7767 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
7768 operation overflows. Likewise non-cast unary arithmetic.
7769 If one arm of a conditional expression is always taken,
7770 inhibit evaluation warnings for the other arm. Likewise inhibit
7771 evaluation warnings for the second && or || operand if the first
7772 operand is enough to determine the result.
7773 * c-typeck.c (build_conditional_expr): Apply the same inhibition
7775 (build_binary_op): Prevent duplicate evaluation warnings.
7777 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
7779 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
7780 and destination have different modes, Use promote_mode to
7781 determine the signedness of the conversion. Assert that the
7782 promoted source mode matches the destination mode. Don't pass
7783 the destination and destination mode to expand_expr if the source
7784 mode is different. Simplify conversion logic.
7786 2009-08-09 Ira Rosen <irar@il.ibm.com>
7788 PR tree-optimization/41008
7789 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
7790 from condition only in case it's a comparison. Adjust checks.
7792 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
7794 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
7795 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
7796 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
7797 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
7798 (dump_cand): Handle them.
7799 (struct iv_cand): New members COST_STEP and AINC_USE.
7800 (stmt_after_increment): Likewise.
7801 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
7802 callers changed. Use gimple_uid comparison instead of scanning.
7803 (add_candidate_1): When looking for identical candidates, take
7804 AINC_USE into account. Set it for new candidates.
7805 (force_expr_to_var_cost): Cast target_spill_cost to int.
7806 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
7807 All callers changed. Check for availability of autoinc addressing
7808 modes, both in general for a given mode, and in the specific use case.
7809 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
7811 (get_computation_cost): Likewise.
7812 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
7813 add_autoinc_candidates): New static functions.
7814 (add_candidate): Call add_autoinc_candidates for candidates based on
7816 (find_iv_candidates): Call set_autoinc_for_original_candidates.
7817 (determine_use_iv_cost_address): If we have an autoinc candidate at
7818 the matching use, verify autoinc is possible and subtract the cost
7819 of the candidate's step from the cost.
7820 (determine_iv_cost): Record the cost of the increment in the COST_STEP
7821 member of the candidate.
7822 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
7823 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
7825 2009-08-09 Douglas B Rupp <rupp@gnat.com>
7827 * config.build (ia64-hp-*vms*): New target.
7828 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
7830 * config.gcc (ia64-hp-*vms*): New target.
7831 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
7833 * config.host (ia64-hp-*vms*): New target.
7834 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
7837 2009-08-08 Richard Guenther <rguenther@suse.de>
7839 PR tree-optimization/40991
7840 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
7842 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
7844 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
7845 mode check. Do truncations in an integer mode.
7846 (force_to_mode): Handle subregs for all mode types. Only do
7847 arithmetic simplifications on integer modes.
7849 2009-08-07 Richard Guenther <rguenther@suse.de>
7851 PR tree-optimization/40999
7852 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
7853 (maybe_fold_reference): Lookup constant initializers.
7854 (fold_gimple_assign): Likewise.
7856 2009-08-07 Richard Guenther <rguenther@suse.de>
7858 * tree-ssa.c (useless_type_conversion_p_1): Only for types
7859 that require structural equality defer to the langhook.
7861 2009-08-07 Martin Jambor <mjambor@suse.cz>
7863 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
7865 (struct ipa_pass_through_data): New type.
7866 (struct ipa_ancestor_jf_data): New type.
7867 (union jump_func_value): Removed field formal_id, added fields
7868 pass_through and ancestor.
7869 (struct ipa_param_call_note): Changed type of formal_id to int from
7871 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
7872 operations jump functions and ancestor jump functions.
7873 (compute_complex_pass_through): New function.
7874 (compute_scalar_jump_functions): Call compute_complex_pass_through,
7875 reflect changes in the jump function strucutre.
7876 (update_jump_functions_after_inlining): Ignore complex pass-through
7877 and ancestor jump functions.
7878 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
7879 polynomial pass-through with operation jump functions.
7881 2009-08-07 Jakub Jelinek <jakub@redhat.com>
7883 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
7884 fde->dw_fde_begin as begin label instead of hot/cold label.
7885 Use LLSDAC label instead of LLSDA for second section lsda.
7886 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
7887 label instead of LLSDA if it is true.
7888 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
7890 * except.c (add_call_site, dw2_size_of_call_site_table): Add
7891 SECTION argument. Use it as index into crtl->eh.call_site_record
7893 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
7894 use it to determine how to print table entries instead of using
7895 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
7896 label instead of normal begin label as base.
7897 (sjlj_assign_call_site_values): Adjust add_call_site caller.
7898 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
7899 ensure no EH range spans between sections and that landing pads
7900 are always in the corresponding section.
7901 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
7902 for crtl->eh.call_site_record being an array rather than scalar.
7903 (output_one_function_exception_table): New function, copied
7904 from output_function_exception_table. Adjust
7905 dw2_size_of_call_site_table, dw2_output_call_site_table
7906 callers. For SECOND section use *C suffixed labels.
7907 (output_function_exception_table): Call
7908 output_one_function_exception_table and, when doing hot/cold
7909 partitioning, also another time for the second section.
7910 * opts.c: Include except.h.
7911 (decode_options): Allow -freorder-blocks-and-partition with
7912 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
7913 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
7914 * function.h (struct rtl_eh): Change call_site_record from
7915 scalar into array of 2 elements.
7917 2009-08-07 Martin Jambor <mjambor@suse.cz>
7919 * ipa-prop.c (count_formal_params_1): New function.
7920 (ipa_get_vector_of_formal_parms): New function.
7921 (get_vector_of_formal_parm_types): New function.
7922 (ipa_modify_formal_parameters): New function.
7923 (ipa_modify_call_arguments): New function.
7924 (index_in_adjustments_multiple_times_p): New function.
7925 (ipa_combine_adjustments): New function.
7926 (ipa_dump_param_adjustments): New function.
7927 * ipa-prop.h (struct ipa_parm_adjustment): New type.
7928 (ipa_get_vector_of_formal_parms): Declare.
7929 (ipa_modify_formal_parameters): Declare.
7930 (ipa_modify_call_arguments): Declare.
7931 (ipa_combine_adjustments): Declare.
7932 (ipa_dump_param_adjustments): Declare.
7933 (build_ref_for_offset): Declare.
7934 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
7935 * tree-sra.c: Include ipa-prop.c.
7936 (build_ref_for_offset): Make public.
7938 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
7940 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
7942 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
7944 * gcc/doc/extend.texi (__builtin_extract_return_address)
7945 (__builtin_frob_return_address): Document.
7947 2009-08-06 Paul Brook <paul@codesourcery.com>
7949 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
7950 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
7951 implementation on ARMv6-M.
7953 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
7955 * doc/extend.texi (pcs): Document new attribute for ARM.
7957 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
7959 * arm.c (pcs_attribute_args): Comment out unsupported attribute
7962 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
7964 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
7967 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
7969 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
7971 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
7973 Merge ARM/hard_vfp_branch to trunk.
7975 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
7977 * arm.c (libcall_eq): New function.
7978 (libcall_hash): New function.
7979 (add_libcall): New function.
7980 (arm_libcall_uses_aapcs_base): New function.
7981 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
7982 libcalls using the base PCS.
7983 (arm_init_cumulative_args): Likewise.
7985 2009-07-20 Joseph Myers <joseph@codesourcery.com>
7987 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
7988 Use base ABI for conversion libfuncs between HFmode and SFmode.
7990 2009-05-12 Joseph Myers <joseph@codesourcery.com>
7992 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
7993 V4SImode as representatives of all 64-bit and 128-bit vector
7994 types. Allow vector types without vector modes.
7995 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
7996 without vector modes like BLKmode.
7997 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
7998 BLKmode. Avoid unsupported vector modes or TImode moves for
8000 (aapcs_vfp_allocate_return_reg): Likewise.
8001 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
8002 V8QImode if TARGET_NEON || TARGET_IWMMXT.
8004 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8006 * config/arm/arm.c (arm_handle_pcs_attribute): New.
8007 (arm_get_pcs_model): Pass attribute arguments to
8008 arm_pcs_from_attribute.
8009 (arm_init_cumulative_args): Use base AAPCS for conversions from
8010 floating-point types to DImode.
8011 (arm_attribute_table): Add pcs attribute.
8012 (arm_handle_pcs_attribute): New.
8013 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
8014 conversions from floating-point types to DImode, also declare them
8015 to use base AAPCS and declare functions they call to use base
8016 AAPCS and their RTABI names.
8018 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8020 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
8021 -mfloat-abi=hard not being supported for VFP.
8023 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
8025 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
8026 SYMBOL_REF to hard_libcall_value.
8028 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8029 Richard Earnshaw <rearnsha@arm.com>
8031 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
8032 has been put on the stack, all remaining co-processory arguments for
8033 that co-processor also go on the stack.
8035 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8037 * config/arm/arm.c (arm_return_in_memory): Handle returning
8038 vectors of suitable size in registers also for AAPCS case.
8040 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
8042 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
8044 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
8046 ARM Hard-VFP calling convention
8047 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
8048 * target.h (gcc_target): Add libcall_value to table of call hooks.
8049 * targhooks.h (default_libcall_value): Default implementation.
8050 * targhooks.c (default_libcall_value): Likewise.
8051 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
8052 * optabs.c (expand_unop): Use it.
8053 * expr.h (hard_libcall_value): Pass the function RTX through.
8054 * calls.c (emit_library_call_value_1): Update call to
8056 * explow.c (hard_libcall_value): Use new target hook.
8057 * testsuite/lib/target-supports.exp
8058 (check_effective_target_arm_hard_vfp_ok): New hook.
8059 (check_effective_target_arm_neon_ok): Improve test for neon
8061 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
8062 * config/arm/arm.c: Include cgraph.h
8063 (TARGET_FUNCTION_VALUE): Override default hook.
8064 (arm_pcs_default): New variable.
8065 (arm_override_options): Don't fault hard calling convention with VFP.
8066 Add support for AAPCS variants.
8067 (arm_function_value): Make static. Handle AAPCS variants.
8068 (arm_libcall_value): New function.
8069 (arm_apply_result_size): Handle VFP registers in results.
8070 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
8072 (pcs_attribute_args): New variable.
8073 (arm_pcs_from_attribute): New function.
8074 (arm_get_pcs_model): New function.
8075 (aapcs_vfp_cum_init): New function.
8076 (aapcs_vfp_sub_candidate): New function.
8077 (aapcs_vfp_is_return_candidate): New function.
8078 (aapcs_vfp_is_call_candidate): New function.
8079 (aapcs_vfp_allocate): New function.
8080 (aapcs_vfp_allocate_return_reg): New function.
8081 (aapcs_vfp_advance): New function.
8082 (aapcs_cp_arg_layout): New variable.
8083 (aapcs_select_call_coproc): New function.
8084 (aapcs_select_return_coproc): New function.
8085 (aapcs_allocate_return_reg): New function.
8086 (aapcs_libcall_value): New function.
8087 (aapcs_layout_arg): New function.
8088 (arm_init_cumulative_args): Initialize AAPCS args data.
8089 (arm_function_arg): Handle AAPCS variants using new interface.
8090 (arm_arg_parital_bytes): Likewise.
8091 (arm_function_arg_advance): New function.
8092 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
8093 calling conventions.
8094 (arm_setup_incoming_varargs): Handle new AAPCS args data.
8095 * arm.h (NUM_VFP_ARG_REGS): Define.
8096 (LIBCALL_VALUE): Update.
8097 (FUNCTION_VALUE): Delete.
8098 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
8099 (arm_pcs): New enum.
8100 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
8101 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
8102 (FUNCTION_ARG_REGNO_P): Add VFP regs.
8103 * arm-protos.h (arm_function_arg_advance): Add.
8104 (aapcs_libcall_value): Add.
8105 (arm_function_value): Delete.
8107 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
8108 H.J. Lu <hongjiu.lu@intel.com>
8111 * config/i386/i386.c (standard_sse_mode_p): Remove.
8112 (standard_sse_constant_p): Return 2 for integer mode
8113 vector_all_ones_operand when SSE2 is enabled.
8114 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
8115 (ix86_expand_vector_move): Do not check for negative values from
8116 standard_sse_constant_p.
8118 2009-08-06 Richard Guenther <rguenther@suse.de>
8120 * tree-ssa.c (useless_type_conversion_p_1): Make function and
8121 array type comparisons frontend independent.
8122 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
8123 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
8124 out array reference lower bound and element size operands.
8125 (ao_ref_init_from_vn_reference): Properly compute the offset
8126 for ARRAY_RANGE_REF.
8127 (vn_reference_fold_indirect): Fill out array reference lower
8128 bound and element size operands.
8129 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
8130 a non gimple valued reference operand which can happen for
8131 array reference lower bound or element size.
8132 (create_component_ref_by_pieces_1): Properly generate the
8133 element size operand for array references.
8135 2009-08-06 Richard Guenther <rguenther@suse.de>
8137 PR tree-optimization/40964
8138 * tree.c (iterative_hash_host_wide_int): Export.
8139 * tree.h (iterative_hash_host_wide_int): Declare.
8140 * tree-ssa-structalias.c (heapvar_map): New struct.
8141 (heapvar_map_eq): New function.
8142 (heapvar_map_hash): Likewise.
8143 (heapvar_lookup): Adjust.
8144 (heapvar_insert): Likewise.
8145 (make_constraint_from_heapvar): Allow multiple heap variables
8146 per decl at different offsets.
8147 (init_alias_heapvars): Adjust.
8149 2009-08-04 David Daney <ddaney@caviumnetworks.com>
8151 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
8152 * mips_output_sync_loop (mips_output_sync_loop): Only emit
8153 trailing sync if TARGET_SYNC_AFTER_SC.
8155 2009-08-05 David Daney <ddaney@caviumnetworks.com>
8157 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
8158 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
8159 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
8160 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
8161 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
8162 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
8163 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
8164 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
8165 test_and_set_12): Rewrite calls to mips_output_sync_loop.
8166 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
8167 the prototype declaration match the definition.
8168 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
8169 instructions explicitly. Add barrier_before and operands
8171 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
8172 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
8173 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
8174 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
8175 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
8176 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
8178 2009-08-05 Andrew Pinski <pinskia@gmail.com>
8180 * tree-ssa-alias.c: Fix intervals to use [) syntax.
8182 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
8183 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
8186 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
8189 2009-08-05 Jakub Jelinek <jakub@redhat.com>
8191 PR rtl-optimization/40924
8192 * dse.c (canon_address): Before calling cselib_expand_value_rtx
8193 make sure canon_rtx (mem_address) isn't simpler than
8194 canon_rtx (expanded_mem_address).
8196 2009-08-05 Li Feng <nemokingdom@gmail.com>
8198 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
8200 (build_scop_drs): Build alias set for each SCoP.
8202 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
8204 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
8205 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
8206 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
8207 (MIPS_ARCH_FLOAT_SPEC): Likewise.
8208 (BASE_DRIVER_SELF_SPECS): Likewise.
8210 2009-08-04 Andrew Pinski <pinskia@gmail.com>
8212 * tree-ssa-alias.c: Fix some comment typos.
8214 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
8216 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
8217 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
8219 2009-08-03 Janis Johnson <janis187@us.ibm.com>
8222 * simplify-rtx.c (simplify_binary_operation_1): Disable
8223 simplifications for decimal float operations.
8225 2009-08-03 Jakub Jelinek <jakub@redhat.com>
8228 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
8229 operand of INDIRECT_REF.
8231 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
8233 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
8234 constants referencing TLS symbols.
8236 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
8238 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
8239 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
8241 2009-08-03 Richard Guenther <rguenther@suse.de>
8243 * tree.c (make_vector_type): Build a main variant first,
8244 get the canonical one and then build the variant.
8245 * tree-ssa.c (useless_type_conversion_p_1): Handle
8247 (useless_type_conversion_p): Conversions to pointers to
8248 incomplete record types are useless.
8250 2009-08-03 Richard Guenther <rguenther@suse.de>
8252 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
8253 file will be created.
8254 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
8255 * toplev.c (compile_file): Adjust comment.
8257 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
8259 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
8260 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
8261 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8262 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8263 (sh_promote_function_mode): Fix typo.
8265 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
8267 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
8269 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8271 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
8272 declaration arguments.
8274 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
8276 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
8277 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
8278 (ix86_split_ashl): Ditto.
8279 (ix86_expand_vector_init_one_nonzero): Ditto.
8280 (ix86_expand_vector_set): Ditto.
8281 (ix86_expand_reduc_v4sf): Ditto.
8283 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
8285 * explow.c (promote_function_mode): Remove assert.
8286 * config/sh/sh.c (sh_promote_function_mode): Declare.
8288 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8290 * config/pa/pa.c (pa_promote_function_mode): Declare.
8291 Change to static. Fix promote_mode call.
8293 * gthr-dce.h (CONST_CAST2): Define if not defined.
8294 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
8296 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
8298 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
8300 * expr.c (store_constructor): Use promote_decl_mode. Remove
8301 now write-only variable unsignedp.
8302 (expand_expr_real_1): Use promote_decl_mode.
8303 * expr.h (promote_function_mode, promote_decl_mode): New.
8304 (promote_mode): Remove last argument.
8305 * function.c (assign_temp): Drop last argument of promote_mode.
8306 (assign_parm_find_data_types): Use promote_function_mode.
8307 (assign_parm_setup_reg): Likewise.
8308 (expand_function_end): Use promote_function_mode.
8309 * calls.c (initialize_argument_information): Use promote_function_mode.
8310 (precompute_arguments): Use promote_mode instead of checking if
8311 only PROMOTE_FUNCTION_MODE is defined.
8312 (expand_call): When making sibcall decisions, use promote_function_mode.
8313 Below, remove an if for targetm.calls.promote_function_return and
8314 and use promote_function_mode.
8315 (emit_library_call_value_1): Use promote_function_mode, fix bug
8316 where promote_mode was passed FOR_CALL == 0 for a return value in an
8318 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
8319 * explow.c (promote_function_mode, promote_decl_mode): New.
8320 (promote_mode): Keep only the FOR_CALL == 0 case.
8321 * combine.c (setup_incoming_promotion): Remove test of
8322 promote_function_args. Use promote_function_mode.
8323 * stmt.c (expand_value_return): Use promote_decl_mode.
8324 (expand_decl): Use promote_decl_mode.
8326 * expr.c (store_constructor): Use promote_decl_mode. Remove
8327 now write-only variable unsignedp.
8328 (expand_expr_real_1): Use promote_decl_mode.
8329 * expr.h (promote_function_mode, promote_decl_mode): New.
8330 (promote_mode): Remove last argument.
8331 * function.c (assign_temp): Drop last argument of promote_mode.
8332 (assign_parm_find_data_types): Use promote_function_mode.
8333 (assign_parm_setup_reg): Likewise.
8334 (expand_function_end): Use promote_function_mode.
8335 * calls.c (initialize_argument_information): Use promote_function_mode.
8336 (precompute_arguments): Use promote_mode instead of checking if
8337 only PROMOTE_FUNCTION_MODE is defined.
8338 (expand_call): When making sibcall decisions, use promote_function_mode.
8339 Below, remove an if for targetm.calls.promote_function_return and
8340 and use promote_function_mode.
8341 (emit_library_call_value_1): Use promote_function_mode, fix bug
8342 where promote_mode was passed FOR_CALL == 0 for a return value in an
8344 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
8345 * explow.c (promote_function_mode, promote_decl_mode): New.
8346 (promote_mode): Keep only the FOR_CALL == 0 case.
8347 * combine.c (setup_incoming_promotion): Remove test of
8348 promote_function_args. Use promote_function_mode.
8349 * stmt.c (expand_value_return): Use promote_decl_mode.
8350 (expand_decl): Use promote_decl_mode.
8352 * explow.c (promote_function_mode): Just call the target hook.
8353 * targhooks.c (default_promote_function_mode,
8354 default_promote_function_mode_always_promote): New.
8355 * targhooks.h (default_promote_function_mode,
8356 default_promote_function_mode_always_promote): Declare.
8357 * target.h (promote_function_args, promote_function_return): Remove.
8358 (promote_function_mode): New.
8359 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
8360 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8361 (TARGET_PROMOTE_FUNCTION_MODE): New.
8362 (TARGET_CALLS): Adjust.
8363 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
8364 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
8366 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
8367 * config/s390/s390.c (s390_promote_function_mode): ... here,
8368 with pointer handling.
8369 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8370 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8372 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
8373 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
8374 with pointer handling.
8375 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8376 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8378 * config/sh/sh-protos.h (sh_promote_function_mode): New.
8379 * config/sh/sh.c (sh_promote_function_mode): New.
8380 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8381 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8383 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
8384 * config/cris/cris.c (cris_promote_function_mode): ... here.
8385 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8386 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8388 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
8389 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
8390 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8391 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8393 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
8394 * config/arm/arm.c (arm_promote_function_mode): ... here, without
8395 complex type handling.
8396 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8397 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8399 * config/pa/pa.c (pa_promote_function_mode): New.
8400 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8401 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8403 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
8404 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8405 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
8406 * config/xtensa/xtensa.c: Likewise.
8407 * config/stormy16/stormy16.c: Likewise.
8408 * config/iq2000/iq2000.c: Likewise.
8409 * config/rs6000/rs6000.c: Likewise.
8410 * config/picochip/picochip.c: Likewise.
8411 * config/arc/arc.c: Likewise.
8412 * config/mcore/mcore.c: Likewise.
8413 * config/score/score.c: Likewise.
8414 * config/mips/mips.c: Likewise.
8415 * config/bfin/bfin.c: Likewise.
8416 * config/ia64/ia64.c: Likewise (disabled though).
8418 * config/frv/frv.h: Remove pointless remark.
8420 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
8421 TARGET_PROMOTE_FUNCTION_ARGS,
8422 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
8423 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
8425 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
8427 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
8428 -floop-parallelize-all.
8429 * toplev.c (process_options): Rename flag_graphite_force_parallel to
8430 flag_loop_parallelize_all.
8431 * tree-ssa-loop.c (gate_graphite_transforms): Same.
8432 * graphite.c (graphite_transform_loops): Same.
8434 * graphite-poly.c (apply_poly_transforms): Same.
8436 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
8438 PR tree-optimization/40914
8439 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
8440 if set, then check the delta field of the PMF record.
8441 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
8442 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
8443 call is stored in the delta.
8445 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
8447 * config/mips/mips.md (*clear_upper32_dext): New pattern.
8449 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
8451 * config/i386/bsd.h (ASM_BYTE): New define.
8452 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
8453 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
8454 .byte. Use fputs or putc instead of fprintf where appropriate.
8455 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
8456 fputs or putc instead of fprintf where appropriate.
8457 * config/i386/i386elf.h: Ditto.
8458 * config/i386/sysv4.h: Ditto.
8460 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
8461 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
8462 (*tls_global_dynamic_64): Ditto.
8464 2009-07-31 Christian Bruel <christian.bruel@st.com>
8466 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
8468 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8470 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
8471 Remove dead code for MINUS.
8473 2009-07-31 Anthony Green <green@moxielogic.com>
8475 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
8477 (moxie_expand_epilogue): Ditto for epilogue.
8478 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
8480 (moxie_function_arg): Ditto.
8481 (moxie_pass_by_reference): Ditto.
8482 (moxie_arg_partial_bytes): Ditto.
8483 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
8484 (FUNCTION_ARG_ADVANCE) Ditto.
8485 (REG_PARM_STACK_SPACE) Ditto.
8486 (FUNCTION_ARG_REGNO_P) Dito.
8488 * config.gcc: Add moxie linux config support.
8489 * gcc/config/moxie/uclinux.h: New file.
8491 2009-07-31 DJ Delorie <dj@redhat.com>
8493 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
8494 (UNSPECV_SP_SWITCH_E): New.
8495 (sp_switch_1): Change to an unspec.
8496 (sp_switch_2): Change to an unspec. Don't use post-inc when we
8498 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
8499 reference the new stack's address
8501 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8503 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
8504 graphite-clast-to-gimple.o, graphite-dependences.o,
8505 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
8506 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
8507 (graphite-blocking.o,
8508 graphite-clast-to-gimple.o, graphite-dependences.o,
8509 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
8510 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
8511 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
8512 * cfgloop.h (struct loop): Add can_be_parallel field.
8513 * common.opt (fgraphite-identity): Moved up.
8514 (fgraphite-force-parallel): New flag.
8515 * graphite.c: Rewrite.
8516 * graphite.h: Rewrite.
8517 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
8519 * toplev.c (graphite_out_file): New file descriptor.
8520 (graphite_in_file): New.
8521 (process_options): flag_graphite_force_parallel cannot be used without
8523 * tree-ssa-loop.c: Include toplev.h.
8524 (gate_graphite_transforms): Enable flag_graphite for
8525 flag_graphite_force_parallel.
8527 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8529 * ChangeLog.graphite: New.
8530 * graphite-blocking.c: New.
8531 * graphite-clast-to-gimple.c: New.
8532 * graphite-clast-to-gimple.h: New.
8533 * graphite-dependences.c: New.
8534 * graphite-dependences.h: New.
8535 * graphite-interchange.c: New.
8536 * graphite-poly.c: New.
8537 * graphite-poly.h: New.
8538 * graphite-ppl.c: New.
8539 * graphite-ppl.h: New.
8540 * graphite-scop-detection.c: New.
8541 * graphite-scop-detection.h: New.
8542 * graphite-sese-to-poly.c: New.
8543 * graphite-sese-to-poly.h: New.
8547 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8549 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
8550 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
8552 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8554 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
8555 (scev_is_linear_expression): Return false if the evolution is not
8556 affine multivariate.
8558 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8560 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
8561 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
8563 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8565 * tree-data-ref.c (debug_data_references): New.
8566 (debug_data_reference): New.
8567 * tree-data-ref.h (debug_data_references): Declared.
8568 (debug_data_reference): Declared.
8570 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8572 * tree-data-ref.c (stmt_simple_memref_p: Removed.
8573 * tree-data-ref.h (scop_p): Removed.
8574 (struct data_reference): Remove field scop.
8576 (stmt_simple_memref_p): Removed.
8578 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8580 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
8581 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
8584 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8586 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
8588 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8590 * doc/invoke.texi (-fgraphite-identity): Documented.
8592 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8594 * tree-scalar-evolution.c: Fix comment.
8595 (instantiate_scev_1): Return unknow from scev instantiation if the
8596 result is not above instantiate_below.
8598 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8600 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
8601 static anymore. Instantiate the symbols that may have been introduced
8603 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
8606 2009-07-30 DJ Delorie <dj@redhat.com>
8608 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
8609 .vliw directive to VLIW sections.
8611 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8613 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
8615 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
8616 (AUTOHEADER): New variable.
8617 ($(srcdir)/cstamp-h.in): Use it.
8619 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
8620 Pat Haugen <pthaugen@us.ibm.com>
8621 Revital Eres <ERES@il.ibm.com>
8623 * config/rs6000/vector.md (VEC_F): Add VSX support.
8627 (vector_load_<mode>): Ditto.
8628 (vector_store_<mode>): Ditto.
8629 (vector GPR move split): Ditto.
8630 (vec_reload_and_plus_<mptrsize>): Ditto.
8631 (vec_reload_and_reg_<mptrsize>): Ditto.
8632 (add<mode>3): Ditto.
8633 (sub<mode>3): Ditto.
8634 (mul<mode>3): Ditto.
8635 (neg<mode>2): Ditto.
8636 (abs<mode>2): Ditto.
8637 (smin<mode>3): Ditto.
8638 (smax<mode>3): Ditto.
8639 (vector_eq<mode>): Ditto.
8640 (vector_gt<mode>): Ditto.
8641 (vector_ge<mode>): Ditto.
8642 (vector_gtu<mode>): Ditto.
8643 (vector_select_<mode>_uns): Ditto.
8644 (vector_eq_<mode>_p): Ditto.
8645 (vector_gt_<mode>_p): Ditto.
8646 (vector_ge_<mode>_p): Ditto.
8647 (vector_gtu_<mode>_p): Ditto.
8648 (cr6_test_for_zero): Ditto.
8649 (cr6_test_for_zero_reverse): Ditto.
8650 (cr6_test_for_lt): Ditto.
8651 (cr6_test_for_lt_reverse): Ditto.
8652 (xor<mode>3): Ditto.
8653 (ior<mode>3): Ditto.
8654 (and<mode>3): Ditto.
8655 (one_cmpl<mode>2): Ditto.
8656 (nor<mode>2): Ditto.
8657 (andc<mode>2): Ditto.
8658 (float<VEC_int<mode>2): Ditto.
8659 (unsigned_float<VEC_int><mode>2): Ditto.
8660 (fix_trunc<mode><VEC_int>2): Ditto.
8661 (fixuns_trunc<mode><VEC_int>2): Ditto.
8663 (vec_set<mode>): Ditto.
8664 (vec_extract<mode>): Ditto.
8665 (vec_interleave_highv4sf): Ditto.
8666 (vec_interleave_lowv4sf): Ditto.
8667 (vec_realign_load_<mode>): Ditto.
8668 (vec_shl_<mode>): Ditto.
8669 (vec_shr_<mode>): Ditto.
8670 (div<mode>3): New patterns for VSX.
8671 (vec_interleave_highv2df): Ditto.
8672 (vec_interleave_lowv2df): Ditto.
8673 (vec_pack_trunc_v2df): Ditto.
8674 (vec_pack_sfix_trunc_v2df): Ditto.
8675 (vec_pack_ufix_trunc_v2df): Ditto.
8676 (vec_unpacks_hi_v4sf): Ditto.
8677 (vec_unpacks_lo_v4sf): Ditto.
8678 (vec_unpacks_float_hi_v4si): Ditto.
8679 (vec_unpacks_float_lo_v4si): Ditto.
8680 (vec_unpacku_float_hi_v4si): Ditto.
8681 (vec_unpacku_float_lo_v4si): Ditto.
8682 (movmisalign<mode>): Ditto.
8683 (vector_ceil<mode>2): New patterns for vectorizing math library.
8684 (vector_floor<mode>2): Ditto.
8685 (vector_btrunc<mode>2): Ditto.
8686 (vector_copysign<mode>3): Ditto.
8688 * config/rs6000/predicates.md (easy_vector_constant_msb): New
8689 predicate for setting the high bit in each word, used for copysign.
8691 * config/rs6000/ppc-asm.h (f19): Whitespace.
8692 (f32-f63): Define if VSX.
8693 (v0-v31): Define if Altivec.
8694 (vs0-vs63): Define if VSX.
8696 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
8698 * config/rs6000/power7.md: New file, provide tuning parameters for
8701 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
8702 (rs6000_cpu_cpp_builtins): Ditto.
8703 (altivec_overloaded_builtins): Ditto.
8704 (altivec_resolve_overloaded_builtin): Ditto.
8706 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
8707 debug switch to disable vectorizing simple math builtin
8710 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
8711 Vectorize simple math builtin functions.
8712 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
8713 hook to vectorize math builtins.
8714 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
8715 (rs6000_builtin_conversion): Add VSX/power7 support.
8716 (rs6000_builtin_vec_perm): Ditto.
8717 (vsplits_constant): Add support for loading up a vector constant
8718 with just the high bit set in each part.
8719 (rs6000_expand_vector_init): Add VSX/power7 support.
8720 (rs6000_expand_vector_set): Ditto.
8721 (rs6000_expand_vector_extract): Ditto.
8722 (rs6000_emit_move): Ditto.
8723 (bdesc_3arg): Ditto.
8724 (bdesc_2arg): Ditto.
8725 (bdesc_1arg): Ditto.
8726 (rs6000_expand_ternop_builtin): Ditto.
8727 (altivec_expand_builtin): Ditto.
8728 (rs6000_expand_unop_builtin): Ditto.
8729 (rs6000_init_builtins): Ditto.
8730 (altivec_init_builtins): Ditto.
8731 (builtin_function_type): Ditto.
8732 (rs6000_common_init_builtins): Ditto.
8733 (rs6000_handle_altivec_attribute); Ditto.
8734 (rs6000_mangle_type): Ditto.
8735 (rs6000_vector_mode_supported_p): Ditto.
8736 (rs6000_mode_dependent_address): Altivec addresses with AND -16
8739 * config/rs6000/vsx.md: New file for VSX support.
8741 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
8742 identifing values with just the most significant bit set.
8743 (enum rs6000_builtins): Add builtins for VSX. Add simple math
8744 vectorized builtins.
8746 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
8747 (UNSPEC_VRFIM): Delete.
8748 (splitter for loading up vector with most significant bit): New
8749 splitter for vectorizing copysign.
8750 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
8751 vectorizing simple math functions.
8752 (altivec_vrfip): Add support for vectorizing simple math functions.
8753 (altivec_vrfim): Ditto.
8754 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
8756 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
8757 (power7.md, vsx.md): Include for power7 support.
8758 (copysigndf3): Use VSX instructions if -mvsx.
8759 (negdf2_fpr): Ditto.
8760 (absdf2_fpr): Ditto.
8761 (nabsdf2_fpr): Ditto.
8762 (adddf3_fpr): Ditto.
8763 (subdf3_fpr): Ditto.
8764 (muldf3_fpr): Ditto.
8765 (divdf3_fpr): Ditto.
8766 (fix_truncdfdi2_fpr): Ditto.
8767 (cmpdf_internal1): Ditto.
8768 (fred, fred_fpr): Convert into expander/insn to add VSX support.
8769 (btruncdf2, btruncdf2_fpr): Ditto.
8770 (ceildf2, ceildf2_fpr): Ditto.
8771 (floordf2, floordf2_fpr): Ditto.
8772 (floatdidf2, floatdidf2_fpr): Ditto.
8773 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
8774 (fmsubdf4_fpr): Ditto.
8775 (fnmadddf4_fpr_1): Ditto.
8776 (fnmadddf4_fpr_2): Ditto.
8777 (fnmsubdf4_fpr_1): Ditto.
8778 (fnmsubdf4_fpr_2): Ditto.
8779 (fixuns_truncdfdi2): Add expander for VSX support.
8780 (fix_truncdfdi2): Ditto.
8781 (fix_truncdfsi2): Ditto.
8783 (btruncsf2): Whitespace.
8784 (movdf_hardfloat32): Add support for VSX registers.
8785 (movdf_softfloat32): Ditto.
8786 (movdf_hardfloat64): Ditto.
8787 (movdf_hardfloat64_mfpgpr): Ditto.
8788 (movdf_softfloat64): Ditto.
8789 (movti splitters): Add check for vector registers supporting
8790 TImode in the future.
8791 (bpermd): Add power7 bpermd instruction.
8793 * config/rs6000/altivec.h (vec_div): Define if VSX.
8797 (vec_nearbyint): Ditto.
8800 (all predicates): Use the generic builtin function, and not the V4SF
8801 specific function so that the predicates will work with VSX's V2DF.
8805 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
8806 Document new VSX functions and types.
8808 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
8811 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
8812 "wa", and "j" constraints. Modify "v" to talk about Altivec
8813 instead of just vector.
8815 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
8818 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
8819 location for phi arguments.
8820 (rewrite_update_phi_arguments): Find locations for reaching defs.
8821 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
8822 Add location to add_phi_arg calls.
8823 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
8824 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
8825 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
8826 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
8827 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
8828 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
8829 * tree-phinodes.c (make_phi_node): Initialize location.
8830 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
8831 (add_phi_arg): Add location parameter.
8832 (remove_phi_arg_num): Move location when moving phi argument.
8833 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
8835 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
8836 slpeel_update_phi_nodes_for_guard1,
8837 slpeel_update_phi_nodes_for_guard2,
8838 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
8839 vect_loop_versioning): Set locations.
8840 * tree-parloops.c (create_phi_for_local_result,
8841 transform_to_exit_first_loop, create_parallel_loop): Add locations.
8842 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
8843 * tree-vect-loop.c (get_initial_def_for_induction,
8844 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
8846 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
8847 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
8848 (gimple_phi_arg_set_location): New. Set locus.
8849 (gimple_phi_arg_has_location): New. Check for locus.
8850 (redirect_edge_var_map_location): New. Return locus from var_map.
8851 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
8852 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
8853 combining PHI arguments.
8854 (cond_store_replacement): Set location.
8855 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
8856 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
8857 scop_add_exit_phis_edge): Add locations.
8858 * tree-cfgcleanup.c (remove_forwarder_block,
8859 remove_forwarder_block_with_phi): Add locations.
8860 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
8861 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
8863 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
8864 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
8865 flush_pending_stmts): Add source location.
8866 * lambda-code.c (perfect_nestify): Maintain location stack with argument
8867 stack to preserve locations.
8868 * tree-vect-stmts.c (vectorizable_load): Add location.
8869 * tree-inline.c (copy_phis_for_bb): Copy locus.
8870 (setup_one_parameter): Add call locus to inlined parameter stmts.
8871 (initialize_inlined_parameters): Pass in call location as parameter
8873 (tree_function_versioning): Pass location to setup_one_parameter.
8874 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
8875 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
8876 copy and edge lists.
8877 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
8878 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
8879 locus parameter and override the stmt default if provided.
8880 (new_elim_graph, clear_elim_graph, delete_elim_graph,
8881 elim_graph_add_edge, elim_graph_remove_succ_edge,
8882 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
8883 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
8884 eliminate_phi): Add locus info in elimination graph for each edge and
8886 (insert_backedge_copies): Copy locus if present.
8887 * tree-flow.h (struct _edge_var_map): Add locus field.
8888 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
8889 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
8890 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
8892 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
8894 2009-07-30 Martin Jambor <mjambor@suse.cz>
8896 PR tree-optimization/40570
8897 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
8900 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
8902 * ssa-loop-manip.c: Include langhooks.h.
8903 (rewrite_phi_with_iv): New.
8904 (rewrite_all_phi_nodes_with_iv): New.
8905 (canonicalize_loop_ivs): Move here from tree-parloops.c.
8906 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
8907 * tree-parloops.c (loop_parallel_p): Move out all conditions
8908 except dependency check.
8909 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
8910 (gen_parallel_loop): Call canonicalize_loop_ivs without
8911 reduction_list argument.
8912 (build_new_reduction): New.
8913 (gather_scalar_reductions): New.
8914 (try_get_loop_niter): New.
8915 (try_create_reduction_list): New.
8916 (parallleize_loops): Change the parallel conditions check.
8917 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
8918 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
8920 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
8922 * opt-functions.awk (opt_args): Allow argument to be enclosed in
8924 * doc/options.texi (Option properties): Mention new quoting syntax.
8926 2009-07-29 Douglas B Rupp <rupp@gnat.com>
8928 * config/alpha/alpha.c (alpha_start_function):
8929 Handle VMS_DEBUG_MAIN_POINTER
8930 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
8931 * doc/invoke.texi: Document -mdebug-main switch.
8933 2009-07-29 Richard Henderson <rth@redhat.com>
8935 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
8936 (cgraph_create_edge_including_clones): Likewise.
8937 * tree-inline.c (copy_bb): Operate on the correct edges
8938 when updating the callgraph.
8940 2009-07-29 Douglas B Rupp <rupp@gnat.com>
8942 * config/alpha/vms-cc.c: Deleted.
8943 * config/alpha/vms-ld.c: Deleted.
8944 * config/alpha/t-vms64: Moved to config/vms
8945 * config/alpha/vms-crt0-64.c: Moved to config/vms
8946 * config/alpha/vms-crt0.c: Moved to config/vms
8947 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
8948 * config/alpha/vms-psxcrt0.c: Moved to config/vms
8949 * config/alpha/xm-vms.h: Moved to config/vms
8950 * config/alpha/x-vms: Moved to config/vms
8951 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
8953 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
8954 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
8956 * config/vms/t-vms64: Moved here from config/alpha
8957 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
8958 (argc,argv,envp): Enforce 32bit malloc'ing.
8959 * config/vms/vms-psxcrt0-64.c: Likewise.
8960 * config/vms/vms-crt0.c: Moved here from config/alpha.
8961 * config/vms/vms-psxcrt0.c: Likewise.
8962 * config/vms/vms-crtl-64.h: New file.
8963 * config/vms/vms-crtl.h: New file.
8964 * config/vms/vms.opt: New file.
8965 * config/vms/xm-vms64.h: New file.
8966 * config/vms/xm-vms.h: Moved here from config/alpha.
8967 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
8969 * config/vms/x-vms: Moved here from config/alpha.
8970 (version, VMS_EXTRA_PARTS): Moved to t-vms.
8971 (vms-ld.o, vms-cc.o): Removed.
8972 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
8974 2009-07-29 Douglas B Rupp <rupp@gnat.com>
8976 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
8977 correct stack (obvious VMS fix).
8979 2009-07-29 Douglas B Rupp <rupp@gnat.com>
8981 * dwarf2out.c (output_file_names): Output VMS style file name, size,
8982 date, version info if VMS_DEBUGGING_INFO defined.
8983 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
8984 size, date calculating code moved here.
8986 2009-07-29 Paul Brook <paul@codesourcery.com>
8988 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
8991 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
8994 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
8995 to DImode when generating insq_le insn.
8997 2009-07-28 Douglas B Rupp <rupp@gnat.com>
8999 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
9000 New macro set for VMS_DEBUGGGING_INFO.
9001 (AT_string_form): Use it.
9003 2009-07-28 DJ Delorie <dj@redhat.com>
9005 * config/mep/mep.c (vtext_section): New.
9006 (vftext_section): New.
9007 (ftext_section): New.
9008 (mep_select_section): Add support for functions.
9009 (mep_unique_section): Likewise.
9010 (mep_asm_init_sections): Likewise.
9011 (mep_encode_section_info): Remove it from here.
9013 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
9015 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
9017 * tree.h (TREE_DEPRECATED): Document it is used for types too.
9018 (TYPE_VECTOR_OPAQUE): Use default_def_flag
9020 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9022 * dwarf2out.c (output_file_names): Test new macro
9023 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
9024 (add_comp_dir_attribute): Likewise.
9026 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
9028 * config/i386/mingw-w64.h (LINK_SPEC): Add
9029 separating space between commands.
9031 2009-07-28 Jan Hubicka <jh@suse.cz>
9033 PR tree-optimization/40759
9034 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
9037 2009-07-27 DJ Delorie <dj@redhat.com>
9039 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
9040 types are dword-aligned.
9041 (mep_expand_va_start): Likewise.
9043 2009-07-27 Olivier Hainque <hainque@adacore.com>
9044 Douglas B Rupp <rupp@gnat.com>
9046 * convert.c (convert_to_pointer): Don't assume the target
9047 pointer type is POINTER_SIZE long. Fetch its precision instead.
9049 2009-07-27 Douglas B Rupp <rupp@gnat.com>
9051 * system.h (fopen): Undefine if macro.
9053 2009-07-27 Jakub Jelinek <jakub@redhat.com>
9055 * dwarf2out.c (output_cfi_p): Removed.
9056 (output_cfis): New function.
9057 (output_fde): New function, split from output_call_frame_info.
9058 (output_call_frame_info): Use it.
9059 (dwarf2out_switch_text_section): Use output_cfis.
9061 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9063 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
9064 TARGET_BI_ARCH is specified without enabling SJLJ.
9065 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
9066 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
9068 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
9070 * arm.md (negdi2): Use DImode if forcing a value into a register.
9072 2009-07-26 Ira Rosen <irar@il.ibm.com>
9074 PR tree-optimization/40801
9075 * tree-vect-stmts.c (vectorizable_call): Get previous copy
9076 of vector operand from the previous copy of vector statement.
9077 Pass the correct definition type value to
9078 vect_get_vec_def_for_stmt_copy().
9080 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9082 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
9083 const char ** conversion.
9085 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9087 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
9088 fancy_abort() if !ENABLE_ASSERT_CHECKING.
9089 (gcc_unreachable): Invoke __builtin_unreachable() if
9090 !ENABLE_ASSERT_CHECKING.
9092 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9094 PR rtl-optimization/40445
9095 * emit-rtl.c (next_nonnote_insn_bb): New function.
9096 * rtl.h (next_nonnote_insn_bb): Declare new function.
9097 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
9098 with no successors that is the successor of the ENTRY_BLOCK.
9099 Continue from the top after removing an empty fallthrough block.
9100 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
9101 of next_nonnote_insn.
9103 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9105 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
9107 2009-07-25 Martin Jambor <mjambor@suse.cz>
9109 * c-common.c (c_common_attribute_table): New element for noclone.
9110 (handle_noclone_attribute): New function. Forward-declare.
9111 * tree-inline.c (tree_versionable_function_p): Check for noclone
9113 * doc/extend.texi (Labels as Values): Document need for noclone.
9114 (Function Attributes): Document noclone attribute.
9116 2009-07-25 Jakub Jelinek <jakub@redhat.com>
9118 PR rtl-optimization/34999
9119 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
9120 and dw_fde_switched_cold_to_hot fields.
9121 (output_cfi_p): New function.
9122 (output_call_frame_info): If fde->dw_fde_switched_sections,
9123 output 2 FDEs instead of one with corrupted header.
9124 (dwarf2out_do_cfi_startproc): New function.
9125 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
9126 and fde->dw_fde_switched_cold_to_hot.
9127 (dwarf2out_switch_text_section): Compute
9128 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
9129 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
9130 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
9131 Otherwise, compute fde->dw_fde_switch_cfi.
9133 2009-07-24 Cary Coutant <ccoutant@google.com>
9135 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
9137 2009-07-24 Cary Coutant <ccoutant@google.com>
9139 * cfghooks.c (split_block): Copy discriminator to new block.
9140 * tree-cfg.c (assign_discriminator): Check location of last
9141 instruction in block as well as first.
9143 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
9145 * config/i386/linux.c: Use fputs or putc instead of fprintf
9147 * config/i386/gas.h: Ditto.
9148 * config/i386/x86-64.h: Ditto.
9149 * config/i386/att.h: Ditto.
9151 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9153 * expmed.c (emit_store_flag): Use a recursive call to optimize the
9156 2009-07-24 Martin Jambor <mjambor@suse.cz>
9158 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
9159 (ipa_push_func_to_list_1): Declare.
9160 (ipa_push_func_to_list): New function.
9162 * ipa-prop.c (ipa_push_func_to_list_1): New function.
9163 (ipa_init_func_list): Call ipa_push_func_to_list_1.
9164 (ipa_push_func_to_list): Removed.
9165 (ipa_pop_func_from_list): Clear node_enqueued flag.
9167 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
9169 * config/s390/s390.c (override_options): Default
9170 max-unrolled-insns to 100 for z10 tuning.
9172 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
9174 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
9175 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
9176 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
9177 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
9178 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
9179 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
9180 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
9182 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9184 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
9185 use default set in mingw32.h header.
9186 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
9187 64-bit /mingw/include path.
9188 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
9191 2009-07-23 Neil Vachharajani <nvachhar@google.com>
9193 PR rtl-optimization/40209
9194 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
9196 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
9198 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
9199 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
9200 with the rest of string where appropriate. Use fputs or putc
9201 instead of fprintf where appropriate.
9203 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
9204 Pat Haugen <pthaugen@us.ibm.com>
9205 Revital Eres <ERES@il.ibm.com>
9207 * config/rs6000/vector.md: New file. Move most of the vector
9208 expander support here from altivec.md to allow for the VSX vector
9209 unit in the future. Add support for secondary_reload patterns.
9210 Rewrite the patterns for vector comparison, and vector comparison
9211 predicate instructions so that the RTL expresses the desired
9212 behavior, instead of using unspec.
9214 * config/rs6000/constraints.md ("f" constraint): Use
9215 rs6000_constraints to hold the precalculated register class.
9216 ("d" constraint): Ditto.
9217 ("wd" constraint): New constraint for VSX.
9218 ("wf" constraint): Ditto.
9219 ("ws" constraint): Ditto.
9220 ("wa" constraint): Ditto.
9221 ("wZ" constraint): Ditto.
9222 ("j" constraint): Ditto.
9224 * config/rs6000/predicates.md (vsx_register_operand): New
9226 (vfloat_operand): New predicate for vector.md.
9227 (vint_operand): Ditto.
9228 (vlogical_operand): Ditto.
9229 (easy_fp_constant): If VSX, 0.0 is an easy constant.
9230 (easy_vector_constant): Add VSX support.
9231 (altivec_indexed_or_indirect_operand): New predicate for
9232 recognizing Altivec style memory references with AND -16.
9234 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
9235 for vector secondary reload support.
9236 (rs6000_vector_reg_class): Delete, replacing it with
9238 (rs6000_vsx_reg_class): Ditto.
9239 (rs6000_constraints): New array to hold the register classes of
9240 each of the register constraints that can vary at runtime.
9241 (builtin_mode_to_type): New static array for builtin function type
9243 (builtin_hash_table): New static hash table for builtin function
9245 (TARGET_SECONDARY_RELOAD): Define target hook.
9246 (TARGET_IRA_COVER_CLASSES): Ditto.
9247 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
9248 registers are 128 bits if VSX memory reference instructions are used.
9249 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
9251 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
9252 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
9253 Print several of the scheduling related parameters.
9254 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
9255 rs6000_constraints instead of rs6000_vector_reg_class. Move
9256 -mdebug=reg code to rs6000_debug_reg_global. Add support for
9257 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
9258 Altivec. Add VSX support. Setup for secondary reload support on
9259 Altivec/VSX registers.
9260 (rs6000_override_options): Make power7 set the scheduling groups
9261 like the power5. Add support for new debug switches to override
9262 the scheduling defaults. Temporarily disable -mcpu=power7 from
9263 setting -mvsx. Add support for debug switches -malways-hint,
9264 -msched-groups, and -malign-branch-targets.
9265 (rs6000_buitlin_conversion): Add support for returning unsigned
9266 vector conversion functions to fix regressions due to stricter
9268 (rs6000_builtin_mul_widen_even): Ditto.
9269 (rs6000_builtin_mul_widen_odd): Ditto.
9270 (rs6000_builtin_vec_perm): Ditto.
9271 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
9272 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
9274 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
9276 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
9277 VSX types for bit operations. Changes to accomidate vector.md.
9278 (bdesc_2arg): Ditto.
9279 (bdesc_1arg): Ditto.
9280 (struct builtin_description_predicates): Rewrite predicate
9281 handling so that RTL describes the operation, instead of passing
9282 the instruction to be used as a string argument.
9283 (bdesc_altivec_preds): Ditto.
9284 (altivec_expand_predicate_builtin): Ditto.
9285 (altivec_expand_builtin): Ditto.
9286 (rs6000_expand_ternop_builtin): Use a switch instead of an if
9287 statement for vsldoi support.
9288 (altivec_expand_ld_builtin): Change to use new names from vector.md.
9289 (altivec_expand_st_builtin): Ditto.
9290 (paired_expand_builtin): Whitespace changes.
9291 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
9292 builtin_mode_to_type table for secondary reload. Call
9293 builtin_function_type to build random builtin functions.
9294 (altivec_init_builtins): Change to use builtin_function_type to
9295 create builtin function types dynamically as we need them.
9296 (builtin_hash_function): New support for hashing the tree types
9297 for builtin function as we need it, rather than trying to build
9298 all of the trees that we need. Add initial preliminary VSX support.
9299 (builtin_function_type): Ditto.
9300 (builtin_function_eq): Ditto.
9301 (builtin_hash_struct): Ditto.
9302 (rs6000_init_builtins): Ditto.
9303 (rs6000_common_init_builtins): Ditto.
9304 (altivec_init_builtins): Ditto.
9305 (rs6000_common_init_builtins): Ditto.
9306 (enum reload_reg_type): New enum for simplifing reg classes.
9307 (rs6000_reload_register_type): Simplify register classes into GPR,
9308 Vector, and other registers. Altivec and VSX addresses in reload.
9309 (rs6000_secondary_reload_inner): Ditto.
9310 (rs6000_ira_cover_classes): New target hook, that returns the
9311 appropriate cover classes, based on -mvsx being used or not.
9312 (rs6000_secondary_reload_class): Add VSX support.
9313 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
9314 (get_vsel_insn): Ditto.
9315 (rs6000_emit_vector_compare): Rewrite vector conditional support
9316 so that where we can, we use RTL operators, instead of blindly use
9318 (rs6000_emit_vector_select): Ditto.
9319 (rs6000_emit_vector_cond_expr): Ditto.
9320 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
9321 (create_TOC_reference): Add -mdebug=addr support.
9322 (emit_frame_save): VSX loads/stores need register indexed addressing.
9324 * config/rs6000/rs6000.md: Include vector.md.
9326 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
9328 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
9329 support for V2DI, V2DF in logical, permute, select operations.
9331 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
9332 switch for vsx/power7.
9333 (-mvsx-scalar-memory): Ditto.
9334 (-mvsx-align-128): Ditto.
9335 (-mallow-movmisalign): Ditto.
9336 (-mallow-df-permute): Ditto.
9337 (-msched-groups): Ditto.
9338 (-malways-hint): Ditto.
9339 (-malign-branch-targets): Ditto.
9341 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
9343 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
9344 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
9345 (rs6000_vector_reg_class): Delete.
9346 (rs6000_vsx_reg_class): Ditto.
9347 (enum rs6000_reg_class_enum): New enum for the constraints that
9348 vary based on target switches.
9349 (rs6000_constraints): New array to hold the register class for all
9350 of the register constraints that vary based on the switches used.
9351 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
9352 (enum rs6000_builtins): Add unsigned varients for the builtin
9353 declarations returned by target hooks for expanding multiplies,
9354 select, and permute operations. Add VSX builtins.
9355 (enum rs6000_builtin_type_index): Add entries for VSX.
9356 (V2DI_type_node): Ditto.
9357 (V2DF_type_node): Ditto.
9358 (unsigned_V2DI_type_node): Ditto.
9359 (bool_long_type_node): Ditto.
9360 (intDI_type_internal_node): Ditto.
9361 (uintDI_type_internal_node): Ditto.
9362 (double_type_internal_node): Ditto.
9364 * config/rs6000/altivec.md (whole file): Move all expanders to
9365 vector.md from altivec.md. Rename insn matching functions to be
9367 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
9368 (altivec_vcmp*): Ditto.
9369 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
9370 (VM): New iterator for moves that includes the VSX types.
9371 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
9372 (altivec_vperm_<mode>_uns): New, for unsigned types.
9373 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
9374 (altivec_eq<mode>): Ditto.
9375 (altivec_gt<mode>): Ditto.
9376 (altivec_gtu<mode>): Ditto.
9377 (altivec_eqv4sf): Ditto.
9378 (altivec_gev4sf): Ditto.
9379 (altivec_gtv4sf): Ditto.
9380 (altivec_vcmpbfp_p): Ditto.
9382 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
9384 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
9387 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
9390 * config/i386/i386.c (output_387_ffreep): Rewrite to use
9391 ASM_SHORT instead of .word.
9392 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
9393 instead of .word in asm template.
9395 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
9398 * ira-lives.c (bb_has_abnormal_call_pred): New function.
9399 (process_bb_node_lives): Use it.
9401 * ira.c (setup_cover_and_important_classes): Don't setup
9402 ira_important_class_nums. Add cover classes to the end of
9404 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
9406 (find_reg_class_closure): Use reorder_important_classes.
9408 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
9410 * config/i386/i386.c (i386_ira_cover_classes): New function.
9411 (TARGET_IRA_COVER_CLASSES): Redefine.
9413 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
9414 importance of order of cover classes in the array.
9416 2009-07-22 Diego Novillo <dnovillo@google.com>
9418 * tree-pass.h (TDF_EH): Define.
9419 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
9420 contains TDF_EH, print the EH region number holding GS.
9421 * tree-dump.c (dump_options): Add "eh".
9422 * doc/invoke.texi: Document it.
9424 2009-07-22 Doug Kwan <dougkwan@google.com>
9426 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
9428 2009-07-22 Michael Matz <matz@suse.de>
9430 PR tree-optimization/35229
9431 PR tree-optimization/39300
9433 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
9434 (inhibit_phi_insertion): New function.
9435 (insert_into_preds_of_block): Call it for REFERENCEs.
9436 (init_pre): Initialize and finalize scalar evolutions.
9437 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
9439 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
9441 * config/i386/predicates.md (zero_extended_scalar_load_operand):
9442 Use CONST_VECTOR_NUNITS to determine number of elements.
9444 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
9446 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
9447 (U, W): Constraints are now deprecated and will be removed if we
9449 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
9451 ("prefetch"): Add the stcmh instruction for prefetching.
9452 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
9454 (s390_short_displacement): Return always true if compiling for
9455 machines not providing the long displacement facility.
9456 (s390_mem_constraint): Support the new constraint letter Z.
9457 (s390_check_qrst_address): New function.
9459 2009-07-21 DJ Delorie <dj@redhat.com>
9461 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
9464 2009-07-21 Jason Merrill <jason@redhat.com>
9466 * c-common.c (max_tinst_depth): Increase default to 1024.
9468 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
9470 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
9471 (vec_unpacku_float_lo_v4si): Ditto.
9473 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
9476 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
9477 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
9478 (builtin_description): Add __builtin_ia32_cvtudq2ps.
9479 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
9481 2009-07-21 Jakub Jelinek <jakub@redhat.com>
9483 PR tree-optimization/40813
9484 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
9487 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
9489 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
9490 with a NOP_EXPR if needed.
9492 2009-07-21 Paul Brook <paul@codesourcery.com>
9494 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
9495 Terminate debug dump with newline.
9497 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9499 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
9500 Cast "1" to unsigned HOST_WIDE_INT.
9501 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
9502 deposit length to the maximum length - lsb. Extend length if
9503 HOST_BITS_PER_WIDE_INT is 32.
9505 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
9507 * cgraph.h (constant_pool_htab): New function.
9508 (constant_descriptor_tree): Move from varasm.c.
9509 * varasm.c (constant_pool_htab): New function.
9510 (constant_descriptor_tree): Move to cgraph.h.
9512 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
9514 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
9516 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
9518 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
9521 2009-07-20 Xinliang David Li <davidxl@google.com>
9523 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
9525 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
9527 * config/mips/mips.md (move_type): Add arith.
9528 (type): Handle arith.
9529 (zero_extendsidi2): Rename this into ...
9530 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
9531 (zero_extendsidi2): New expander.
9532 (*zero_extendsidi2_dext): New pattern.
9534 2009-07-20 Nick Clifton <nickc@redhat.com>
9536 * config.gcc (mips64-*-*): Add definition of tm_defines in order
9537 to set MIPS_ABI_DEFAULT.
9538 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
9540 2009-07-20 Jakub Jelinek <jakub@redhat.com>
9542 * tree-object-size.c (addr_object_size): Handle unions with
9543 array in it as last field of structs in __bos (, 1) as __bos (, 0).
9545 PR tree-optimization/40792
9546 * tree.c (build_function_type_skip_args): Remove bogus assert.
9548 2009-07-20 Jan Hubicka <jh@suse.cz>
9549 Martin Jambor <mjambor@suse.cz>
9551 * cgraph.h (combined_args_to_skip): New field.
9552 * cgraph.c (cgraph_create_virtual_clone): Properly handle
9553 combined_args_to_skip and args_to_skip.
9554 * tree-inline.c (update_clone_info): New function.
9555 (tree_function_versioning): Call update_clone_info.
9556 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
9558 (cgraph_materialize_all_clones): More extensive dumping, working
9559 with combined_args_to_skip rather than args_to_skip.
9561 2009-07-20 Ira Rosen <irar@il.ibm.com>
9563 * tree-vectorizer.h (vectorizable_condition): Add parameters.
9564 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
9565 (get_initial_def_for_reduction): Likewise.
9566 (vectorizable_reduction): Skip the check of first operand in case
9567 of COND_EXPR. Add check that it is outer loop vectorization if
9568 nested cycle was detected. Call vectorizable_condition() for
9569 COND_EXPR. If reduction epilogue cannot be created do not fail for
9570 nested cycles (if it is not double reduction). Assert that there
9571 is only one type in the loop in case of COND_EXPR. Call
9572 vectorizable_condition() to vectorize COND_EXPR.
9573 * tree-vect-stmts.c (vectorizable_condition): Update comment.
9574 Add parameters. Allow nested cycles if called from
9575 vectorizable_reduction(). Use reduction vector variable if provided.
9576 (vect_analyze_stmt): Call vectorizable_reduction() before
9577 vectorizable_condition().
9578 (vect_transform_stmt): Update call to vectorizable_condition().
9580 2009-07-20 Christian Bruel <christian.bruel@st.com>
9582 * config/sh/sh.opt (-mfmovd): Resurrect and document.
9583 * doc/invoke.texi (-mfmovd): Likewise.
9584 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
9586 2009-07-20 Jan Hubicka <jh@suse.cz>
9588 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
9589 when handling SSA name.
9591 2009-07-19 Jan Hubicka <jh@suse.cz>
9593 PR tree-optimization/40676
9594 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
9595 virtual PHIs in empty BBs.
9597 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9599 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
9600 re-expanded the compound use gen_lowpart instead to convert to the
9603 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9605 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
9606 OUTER_CONST arguments.
9607 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
9608 the new wider mode will be masked off.
9609 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
9611 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9613 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
9614 high-order bits are zero.
9616 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
9618 * combine.c (simplify_shift_const_1): Split code to determine
9620 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
9621 new bits shifted in are identical to the old sign bit.
9623 2009-07-18 Richard Guenther <rguenther@suse.de>
9626 * gimplify.c (gimplify_call_expr): Reject code using results from
9627 functions returning void.
9629 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
9631 * doc/md.texi: Document the new PowerPC "es" constraint.
9632 Document that "m" can include automodified addresses on this target,
9633 and explain how %U must be used. Extend the "Q" and "Z" documentation
9634 to suggest "es" as well as "m".
9635 * config/rs6000/constraints.md (es): New memory constraint.
9636 (Q, Z): Update strings to match new documentation.
9638 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
9640 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
9641 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
9642 * config/rs6000/predicates.md (volatile_mem_operand): Use
9643 offsettable_nonstrict_memref_p.
9644 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
9645 (*floatunssidf2_internal): Likewise.
9646 (*fix_truncdfsi2_internal): Likewise.
9647 (*fix_trunctfsi2_internal): Likewise.
9649 2009-07-17 Anatoly Sokolov <aesok@post.ru>
9651 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
9653 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9655 2009-07-17 Richard Guenther <rguenther@suse.de>
9658 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
9659 (pass_warn_unused_result): Likewise.
9660 (TODO_set_props): Remove.
9661 * omp-low.c (diagnose_omp_structured_block_errors): Change to
9663 (pass_diagnose_omp_blocks): Define.
9664 * c-decl.c (pop_file_scope): Do not finalize the CU here.
9665 (c_gimple_diagnostics_recursively): Remove.
9666 (finish_function): Do not call it.
9667 (c_write_global_declarations): Continue after errors.
9668 Finalize the CU here.
9669 * c-gimplify.c (c_genericize): Do not gimplify here.
9670 * c-common.c (c_warn_unused_result): Move ...
9671 * tree-cfg.c (do_warn_unused_result): ... here.
9672 (run_warn_unused_result): New function.
9673 (gate_warn_unused_result): New function.
9674 (pass_warn_unused_result): New pass.
9675 * c-common.h (c_warn_unused_result): Remove.
9676 * flags.h (flag_warn_unused_result): Declare.
9677 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
9678 * opts.c (flag_warn_unused_result): Initialize to false.
9679 * toplev.c (compile_file): Add comment.
9680 * omp-low.c (create_omp_child_function): Do not register
9681 the function with the frontend.
9682 (diagnose_omp_structured_block_errors): Prepare to be
9683 called as optimization pass.
9684 (gate_diagnose_omp_blocks): New function.
9685 (pass_diagnose_omp_blocks): New pass.
9686 * cgraph.h (cgraph_optimize): Remove.
9687 (cgraph_analyze_function): Likewise.
9688 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
9689 * cgraphunit.c (cgraph_lower_function): Lower nested functions
9690 before their parents here.
9691 (cgraph_finalize_function): Not here.
9692 (cgraph_analyze_function): Gimplify functions here.
9693 (cgraph_finalize_compilation_unit): Continue after errors.
9694 Optimize the callgraph from here.
9695 (cgraph_optimize): Make static.
9696 * langhooks.c (write_global_declarations): Finalize the CU.
9697 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
9698 (gimplify_function_tree): Assert we gimplify only once.
9699 Set PROP_gimple_any property.
9700 * tree-nested.c (gimplify_all_functions): New function.
9701 (lower_nested_functions): Gimplify all nested functions.
9702 * gimple.h (diagnose_omp_structured_block_errors): Remove.
9703 * passes.c (init_optimization_passes): Add pass_warn_unused_result
9704 and pass_diagnose_omp_blocks after gimplification. Do not
9705 set TODO_set_props on all_lowering_passes.
9706 (execute_one_pass): Do not handle TODO_set_props.
9707 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
9708 (gimplify.o): Add tree-pass.h dependency.
9709 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
9710 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
9711 (unsave_r): Likewise.
9712 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
9715 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
9717 * doc/service.texi (Service): Restore previously removed link,
9718 which isn't broken after all.
9720 2009-07-17 Richard Guenther <rguenther@suse.de>
9722 PR tree-optimization/40321
9723 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
9724 PHI nodes to the maximal set.
9725 (make_values_for_phi): Add PHI arguments to the maximal set.
9726 (execute_pre): Dump PHI_GEN and the maximal set.
9728 2009-07-17 Jakub Jelinek <jakub@redhat.com>
9731 * gimplify.c (gimplify_conversion): Don't change non-conversions into
9734 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
9736 * doc/extend.texi (Nested Functions): Replace broken link with
9738 * doc/service.texi (Service): Remove broken link.
9740 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
9743 * builtins.c (expand_builtin_memcmp): Use loc instead of
9744 EXPR_LOCATION (exp).
9745 (expand_builtin_strncmp): Likewise.
9747 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
9748 Manuel López-Ibáñez <manu@gcc.gnu.org>
9751 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
9752 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
9753 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
9754 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
9755 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
9756 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
9757 tree-inline.c, c-common.c, c-common.h, gimple.c,
9758 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
9759 convert.c: Add location argument to fold_{unary,binary,ternary},
9760 fold_build[123], build_call_expr, build_size_arg,
9761 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
9762 fold_build1_initializer, fold_build2_initializer,
9763 fold_build3_initializer, fold_build_call_array,
9764 fold_build_call_array_initializer, fold_single_bit_test,
9765 omit_one_operand, omit_two_operands, invert_truthvalue,
9766 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
9767 combine_comparisons, fold_builtin_*, fold_call_expr,
9768 build_range_check, maybe_fold_offset_to_address, round_up,
9771 2009-07-16 Jason Merrill <jason@redhat.com>
9774 * c-common.c (c_common_reswords): Add __is_standard_layout
9776 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
9777 * doc/implement-cxx.texi: New.
9778 * doc/gcc.texi: Include it.
9780 2009-07-16 DJ Delorie <dj@redhat.com>
9782 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
9783 compares that may be indirectly affected by previous instructions.
9785 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9787 * builtins.c (do_mpc_arg2): New.
9788 (fold_builtin_2): Fold builtin cpow.
9789 * real.h (HAVE_mpc_pow): New.
9791 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
9793 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
9794 comparison to skip unprofitable schedule
9796 2009-07-16 Simon Baldwin <simonb@google.com>
9798 * gcc.c (option_map): New flag -no-canonical-prefixes.
9799 * (display_help): Print help text for new flag.
9800 * (process_command): Move options translation and language specifics
9801 and handle new flag early. Use it to set a function pointer to a
9802 prefix builder. Replace make_relative_prefix calls with calls to
9803 the function pointed to. Ignore new flag in regular options handling.
9804 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
9806 2009-07-15 DJ Delorie <dj@redhat.com>
9808 * config/mep/mep.md (sibcall_internal): Change register to avoid
9810 (sibcall_value_internal): Likewise.
9812 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
9814 PR rtl-optimization/40710
9815 * resource.c (mark_target_live_regs): Reset DF problem to LR.
9817 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
9819 * config/mips/mips.md (*extenddi_truncate<mode>,
9820 *extendsi_truncate<mode>): Change type attribute to move_type
9821 with shift_shift. Split out code handling exts from here ...
9822 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
9824 (*extendhi_truncateqi): Change type attribute to move_type with
9825 shift_shift. Split out code handling exts from here ...
9826 (*extendhi_truncateqi_exts): ... to this new pattern.
9828 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
9830 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
9831 instead of "and" with inverted sign bit mask value. Use
9832 "nonimmediate_operand" for operand 1 and operand 2 predicate.
9833 Allocate registers only for operand 4 and operand 5.
9835 2009-07-15 Jakub Jelinek <jakub@redhat.com>
9838 * fold-const.c (fold_cond_expr_with_comparison): When folding
9839 < and <= to MIN, make sure the MIN uses the same type as the
9840 comparison's operands.
9842 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
9844 * arm.md (ior_xor): New code iterator.
9845 (split for ior/xor with shift and zero-extend): New split pattern.
9846 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
9848 2009-07-15 Richard Guenther <rguenther@suse.de>
9850 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
9853 2009-07-15 Richard Guenther <rguenther@suse.de>
9856 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
9858 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
9860 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
9861 handle 2.6.30 kernel.
9863 2009-07-15 DJ Delorie <dj@redhat.com>
9865 * config/mep/mep.md (sibcall_internal): Change register to allow
9866 for 24-bit addresses.
9867 (sibcall_value_internal): Likewise.
9869 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
9871 * doc/invoke.texi: Added descriptions of the scheduling heuristics
9872 that are enabled/disabled by the flags introduced by a previous patch.
9874 2009-07-14 DJ Delorie <dj@redhat.com>
9876 * config/mep/mep.md (sibcall_internal): Include non-toggling
9878 (sibcall_value_internal): Likewise.
9880 2009-07-14 Taras Glek <tglek@mozilla.com>
9881 Rafael Espindola <espindola@google.com>
9883 * doc/sourcebuild.texi: Document install-plugin target.
9884 * configure.ac: Added install-plugin target to language makefiles.
9885 * configure: Regenerate.
9886 * Makefile.in: (install-plugin): Install more headers,
9887 depend on lang.install-plugin.
9889 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
9891 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
9894 2009-07-14 DJ Delorie <dj@redhat.com>
9896 * config/mep/mep.c (mep_vliw_jmp_match): New function.
9897 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
9898 * config/mep/mep.md (sibcall_internal): Change test from
9899 mep_vliw_mode_match to mep_vliw_jmp_match.
9900 (sibcall_value_internal): Likewise.
9902 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
9904 * config/i386/sse.md (copysign<mode>3): New expander.
9905 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
9906 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
9907 Use ix86_build_const_vector.
9908 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
9909 IX86_BUILTIN_CPYSGNPD.
9910 (builtin_description): Add __builtin_ia32_copysignps and
9911 __builtin_ia32_copysignpd.
9912 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
9913 and BUILT_IN_COPYSIGNF.
9915 2009-07-13 Jason Merrill <jason@redhat.com>
9917 * builtins.c (can_trust_pointer_alignment): New fn.
9918 (get_pointer_alignment): Factor it out from here.
9919 * tree.h: Declare it.
9921 2009-07-14 David Edelsohn <edelsohn@gnu.org>
9923 * config/rs6000/predicates.md (offsettable_mem_operand): Test
9926 2009-07-14 Dodji Seketeli <dodji@redhat.com>
9930 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
9932 2009-07-14 Richard Guenther <rguenther@suse.de>
9933 Andrey Belevantsev <abel@ispras.ru>
9936 * cfgexpand.c (partition_stack_vars): Do not bother to update
9937 alias information when not optimizing.
9939 2009-07-14 Richard Guenther <rguenther@suse.de>
9940 Andrey Belevantsev <abel@ispras.ru>
9942 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
9943 (pt_solution_set): Likewise.
9944 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
9945 * tree-ssa-structalias.c (pt_solution_set): New function.
9946 * final.c (rest_of_clean_state): Free SSA data structures.
9947 * print-rtl.c (print_decl_name): Remove.
9948 (print_mem_expr): Implement in terms of print_generic_expr.
9949 * alias.c (ao_ref_from_mem): New function.
9950 (rtx_refs_may_alias_p): Likewise.
9951 (true_dependence): Query alias-export info.
9952 (canon_true_dependence): Likewise.
9953 (write_dependence_p): Likewise.
9954 * tree-dfa.c (get_ref_base_and_extent): For void types leave
9956 * emit-rtl.c (component_ref_for_mem_expr): Remove.
9957 (mem_expr_equal_p): Use operand_equal_p.
9958 (set_mem_attributes_minus_bitpos): Do not use
9959 component_ref_for_mem_expr.
9960 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
9961 (update_alias_info_with_stack_vars): Likewise.
9962 (partition_stack_vars): Call update_alias_info_with_stack_vars.
9963 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
9964 explicitly nor clear stmt operands.
9965 Free the decl-to-pointer map.
9966 * tree-optimize.c (execute_free_datastructures): Do not free
9967 SSA data structures here.
9968 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
9969 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
9970 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
9972 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
9974 2009-07-13 DJ Delorie <dj@redhat.com>
9976 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
9977 unrolling at the right iteration count.
9979 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
9982 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
9984 * haifa-sched.c (rank_for_schedule): Introduced flags to
9985 enable/disable individual scheduling heuristics.
9986 * common.opt: Introduced flags to enable/disable individual
9987 heuristics in the scheduler.
9988 * doc/invoke.texi: Introduced flags to enable/disable individual
9989 heuristics in the scheduler.
9991 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
9993 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
9994 config/i386/mingw-tls.c.
9995 * config/i386/mingw-tls.c: Removed.
9997 2009-07-13 Ira Rosen <irar@il.ibm.com>
9999 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
10000 checks access only relevant statements.
10001 (vectorizable_reduction): Likewise.
10003 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
10005 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
10006 just for 32-bit case.
10008 2009-07-12 Jan Hubicka <jh@suse.cz>
10010 PR tree-optimization/40585
10011 * except.c (expand_resx_expr): When there already is resume
10012 instruction, produce linked list.
10013 (build_post_landing_pads): Assert that resume is empty.
10014 (connect_post_landing_pads): Handle resume lists.
10015 (dump_eh_tree): Dump resume list.
10017 2009-07-12 Ira Rosen <irar@il.ibm.com>
10019 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
10020 with additional argument.
10021 * tree-vectorizer.h (enum vect_def_type): Add
10022 vect_double_reduction_def.
10023 (vect_is_simple_reduction): Add argument.
10024 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
10026 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
10027 vect_is_simple_reduction with additional argument.
10028 (vect_analyze_loop_operations): Handle exit phi nodes in case of
10030 (reduction_code_for_scalar_code): Handle additional codes by
10031 returning ERROR_MARK for them. Fix comment and indentation.
10032 (vect_is_simple_reduction): Fix comment, add argument to specify
10033 double reduction. Detect double reduction.
10034 (get_initial_def_for_induction): Fix indentation.
10035 (get_initial_def_for_reduction): Fix comment and indentation.
10036 Handle double reduction. Create initial definitions that do not
10037 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
10038 (vect_create_epilog_for_reduction): Fix comment, add argument to
10039 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
10040 epilogue result extraction. Create double reduction phi node and
10041 replace relevant uses.
10042 (vectorizable_reduction): Call vect_is_simple_reduction with
10043 additional argument. Fix indentation. Update epilogue code treatment
10044 according to the changes in reduction_code_for_scalar_code. Check
10045 for double reduction. Call vect_create_epilog_for_reduction with
10046 additional argument.
10047 * tree-vect-stmts.c (process_use): Handle double reduction, update
10049 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
10050 (vect_get_vec_def_for_operand): Likewise.
10052 2009-07-12 Danny Smith <dansmister@gmail.com>
10054 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
10055 dllexport if !TREE_PUBLIC.
10056 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
10058 2009-07-11 Anatoly Sokolov <aesok@post.ru>
10060 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
10061 (avr_extra_arch_macro) Remove declatation.
10062 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
10063 (avr_extra_arch_macro) Declare as static.
10064 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
10066 2009-07-11 Jan Hubicka <jh@suse.cz>
10068 PR middle-end/48388
10069 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
10071 2009-07-11 Jakub Jelinek <jakub@redhat.com>
10074 * dwarf2out.c (dw_fde_struct): Add in_std_section and
10075 cold_in_std_section bits.
10076 (dwarf2out_begin_prologue): Initialize them.
10077 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
10078 if already covered by text_section or cold_text_section range.
10080 PR rtl-optimization/40667
10081 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
10082 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
10083 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
10084 * config/i386/i386.c (ix86_minimum_alignment): New function.
10085 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
10086 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
10087 * emit-rtl.c (gen_reg_rtx): Likewise.
10088 * function.c (assign_parms): Likewise. If nominal_type needs
10089 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
10090 rather than passed_type's alignment.
10093 * function.c (assign_parm_setup_stack): Adjust
10094 MEM_OFFSET (data->stack_parm) if promoted_mode is different
10095 from nominal_mode on big endian.
10097 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
10099 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
10101 2009-07-10 DJ Delorie <dj@redhat.com>
10103 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
10105 2009-07-10 Mark Mitchell <mark@codesourcery.com>
10107 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
10109 (thumb2_cbnz): Likewise.
10111 2009-07-10 David Daney <ddaney@caviumnetworks.com>
10114 * config.gcc (supported_defaults): Add synci.
10115 (with_synci): Add validation.
10116 (all_defaults): Add synci.
10117 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
10120 * config/mips/mips.opt (msynci): New option.
10121 * config/mips/mips.c (mips_override_options): Warn on use of
10122 -msynci for targets that do now support it.
10123 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
10125 * gcc/doc/invoke.texi (-msynci): Document the new option.
10126 * doc/install.texi (--with-synci): Document the new option.
10128 2009-07-10 Richard Guenther <rguenther@suse.de>
10130 PR tree-optimization/40496
10131 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
10132 the PHI result with a compatible type.
10134 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
10138 * c.opt (Wunused-result): New.
10139 * doc/invoke.texi: Document it.
10140 * c-common.c (c_warn_unused_result): Use it.
10142 2009-07-09 DJ Delorie <dj@redhat.com>
10144 * targhooks.c (default_target_can_inline_p): Rename from
10145 default_target_option_can_inline_p.
10146 * targhooks.h (default_target_can_inline_p): Likewise.
10147 * target-def.h (TARGET_CAN_INLINE_P): Rename from
10148 TARGET_OPTION_CAN_INLINE_P.
10149 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
10150 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
10151 (mep_target_can_inline_p): Rename from
10152 mep_target_option_can_inline_p.
10155 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
10156 registers used to pass vectors.
10158 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
10160 2009-07-09 Tom Tromey <tromey@redhat.com>
10162 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
10163 * config/mmix/mmix.c: Include dwarf2.h.
10164 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
10165 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
10166 * config/sh/sh.c: Include dwarf2.h.
10167 * config/i386/i386.c: Include dwarf2.h.
10168 * Makefile.in (DWARF2_H): Remove 'elf'.
10169 * except.c: Include dwarf2.h.
10170 * unwind-dw2.c: Include dwarf2.h.
10171 * dwarf2out.c: Include dwarf2.h.
10172 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
10173 * unwind-dw2-fde.c: Include dwarf2.h.
10174 * dwarf2asm.c: Include dwarf2.h.
10176 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10178 * haifa-sched.c (insn_finishes_cycle_p): New static function.
10179 (max_issue): Use it.
10180 * sched-int.h (struct sched_info: insn_finishes_block_p): New
10182 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
10183 (region_sched_info): Update.
10184 * sched-ebb.c (ebb_sched_info): Update.
10185 * modulo-sched.c (sms_sched_info): Update.
10186 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
10188 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10190 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
10192 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
10194 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
10196 2009-07-09 Jakub Jelinek <jakub@redhat.com>
10198 PR middle-end/40692
10199 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
10200 arg1 with arg01 if arg1 is already INTEGER_CST.
10202 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10204 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
10205 Transform (and (truncate)) into (truncate (and)).
10207 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10209 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
10210 creating LHS paradoxical subregs. Fix surrounding returns to
10211 use NULL_RTX rather than 0.
10213 2009-07-08 DJ Delorie <dj@redhat.com>
10215 * config/mep/mep.c: (mep_option_can_inline_p): New.
10216 (TARGET_OPTION_CAN_INLINE_P): Define.
10218 2009-07-08 Mark Wielaard <mjw@redhat.com>
10221 * dwarf2out.c (add_data_member_location_attribute): When we have
10222 only a constant offset don't emit a new location description using
10223 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
10226 2009-07-08 Richard Henderson <rth@redhat.com>
10229 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
10230 (enum reg_class): Add CLOBBERED_REGS.
10231 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
10232 * config/i386/i386.c (ix86_conditional_register_usage): Moved
10233 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
10234 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
10235 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
10236 force 64-bit sibcalls into R11.
10237 * config/i386/constraints.md (U): New constraint.
10238 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
10239 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
10240 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
10242 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
10244 * basic-block.h (dump_regset, debug_regset): Remove duplicate
10246 * c-objc-common.h (c_initialize_diagnostics): Ditto.
10247 * ebitmap.h (dump_ebitmap): Ditto.
10248 * optabs.h (optab_libfunc): Ditto.
10249 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
10250 * tree-flow.h (vect_can_force_dr_alignment_p,
10251 get_vectype_for_scalar_type): Ditto.
10252 (vectorize_loops): Move prototype to ...
10253 * tree-vectorizer.h: ... here. Also, adjust comment.
10254 (vect_set_verbosity_level): Remove duplicate prototype.
10255 * tree-ssa-loop.c: Include tree-vectorizer.h.
10256 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
10258 2009-07-08 Nick Clifton <nickc@redhat.com>
10260 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
10263 2009-07-08 DJ Delorie <dj@redhat.com>
10265 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
10266 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
10267 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
10269 * config/mep/intrinsics.md: Regenerated.
10270 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
10271 registers when asm() or calls are detected.
10273 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
10276 * gimplify.c (gimplify_expr): Propagate no_warning flag when
10278 * gimple (gimple_build_call_from_tree): Likewise.
10279 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
10280 no_warning flag before warning.
10282 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10284 * tree.c (set_expr_locus): Remove.
10285 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
10286 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
10288 * gimplify.c (internal_get_tmp_var): Likewise.
10289 (gimplify_call_expr): Likewise.
10290 (gimplify_one_sizepos): Likewise.
10292 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
10295 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
10296 to variables for debugging purposes.
10298 2009-06-23 Mark Loeser <mark@halcy0n.com>
10301 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
10303 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10305 * pretty-print.c (pp_base_format): Remove %J.
10306 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
10307 gcc_cxxdiag_char_table): Likewise.
10308 (init_dynamic_diag_info): Likewise.
10310 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10312 * pretty-print.c (pp_base_format): Remove %H.
10313 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
10314 gcc_cxxdiag_char_table): Likewise.
10315 (init_dynamic_diag_info): Likewise.
10316 * config/mep/mep.c (mep_select_section): Likewise.
10318 2009-07-07 Duncan Sands <baldrick@free.fr>
10320 * final.c (pass_clean_state): Give the pass a name.
10321 * passes.c (pass_rest_of_compilation): Likewise.
10322 * tree-optimize.c (pass_all_optimizations): Likewise.
10324 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
10326 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
10327 an extra 'decl' for error_at.
10329 2009-07-07 Jakub Jelinek <jakub@redhat.com>
10331 PR middle-end/40669
10332 * tree-tailcall.c (adjust_return_value_with_ops,
10333 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
10334 if it has complex or vector type.
10336 2009-07-07 Olivier Hainque <hainque@adacore.com>
10338 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
10341 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
10343 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
10345 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10347 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
10348 * c-decl.c: Likewise.
10349 * function.c: Likewise.
10350 * varasm.c: Likewise.
10351 * tree-ssa.c: Likewise.
10352 * c-common.c: Likewise.
10353 * tree-cfg.c: Likewise.
10354 * config/spu/spu.c: Likewise.
10355 * config/ia64/ia64.c: Likewise.
10356 * config/v850/v850.c: Likewise.
10358 2009-07-06 DJ Delorie <dj@redhat.com>
10360 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
10361 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
10362 unspecified accesses to control registers.
10363 * config/mep/intrinsics.md: Regenerate.
10364 * config/mep/intrinsics.h: Regenerate.
10365 * config/mep/mep-intrin.h: Regenerate.
10367 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10369 * c-lex.c: Replace %H by an explicit location. Update all calls.
10370 * c-common.c: Likewise.
10371 * c-decl.c: Likewise.
10372 * c-typeck.c: Likewise.
10373 * fold-const.c: Likewise.
10374 * gimplify.c: Likewise.
10375 * stmt.c: Likewise.
10376 * tree-cfg.c: Likewise.
10377 * tree-ssa-loop-niter.c: Likewise.
10378 * tree-vrp.c: Likewise.
10379 * value-prof.c: Likewise.
10381 2009-07-06 Diego Novillo <dnovillo@google.com>
10383 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
10384 if it has one. Handle cases where VAR does not have an
10385 annotation or cfun is NULL.
10387 2009-07-06 Diego Novillo <dnovillo@google.com>
10389 * tree.c: Include debug.h.
10390 (initialize_tree_contains_struct): New.
10391 (init_ttree): Call it.
10392 (tree_node_structure_for_code): Factor out of ...
10393 (tree_node_structure): ... here.
10394 * treestruct.def (TS_PHI_NODE): Remove.
10395 (TS_GIMPLE_STATEMENT): Remove.
10397 2009-07-06 Diego Novillo <dnovillo@google.com>
10399 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
10400 (debug_tree_chain): Handle cycles.
10402 2009-07-06 Nick Clifton <nickc@redhat.com>
10403 DJ Delorie <dj@redhat.com>
10405 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
10406 __FMOVD_ENABLED__ is defined.
10408 (TARGET_FMOVD): Provide a default definition.
10409 (MASK_FMOVD): Likewise.
10410 (TARGET_CPU_CPP_BUILTINS): Define
10411 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
10412 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
10413 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
10414 (split for DF load from memory into register): Also handle
10415 MEMs which consist of REG+DISP addressing.
10416 (split for DF store from register to memory): Likewise.
10417 (movsf_ie): Always use single fp_mode.
10418 * config/sh/sh.c (sh_override_options): Do not automatically
10419 enable TARGET_MOVD for the SH2A when supporting doubles - leave
10420 that to the -mfmovd command line switch.
10421 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
10422 (fldi_ok): Always allow.
10423 * config/sh/sh.opt (mfmovd): Remove this switch.
10424 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
10426 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
10427 Kaz Kojima <kkojima@gcc.gnu.org>
10429 PR rtl-optimization/30807
10430 * postreload.c (reload_combine): For every new use of REG_SUM,
10431 record the use of BASE.
10433 2009-07-06 Jan Hubicka <jh@suse.cz>
10435 * params.def: Revert my accidental commit at 2009-06-30.
10437 2009-07-04 Ian Lance Taylor <iant@google.com>
10440 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
10442 (mingw_format_attribute_overrides): Likewise.
10444 2009-07-04 Jakub Jelinek <jakub@redhat.com>
10447 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
10448 don't check cfa.reg. Instead of cfa.indirect use
10449 fde && fde->drap_reg != INVALID_REGNUM test.
10451 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
10453 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
10455 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
10458 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
10460 2009-07-03 Richard Guenther <rguenther@suse.de>
10462 PR tree-optimization/40640
10463 * tree-switch-conversion.c (build_arrays): Perform arithmetic
10466 2009-07-03 Jan Hubicka <jh@suse.cz>
10468 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
10469 for size, reduce amount of inlining.
10471 2009-07-03 Richard Guenther <rguenther@suse.de>
10473 PR middle-end/34163
10474 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
10475 if t +- x is known to not overflow and the conversion widens the
10477 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
10479 2009-07-03 Jan Hubicka <jh@suse.cz>
10481 * ipa-pure-const.c (analyze): Update loop optimizer init.
10482 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
10483 try_remove_empty_loop, remove_empty_loops): Remove.
10484 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
10485 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
10486 to mark regular loops as neccesary.
10487 (degenerate_phi_p): New function.
10488 (propagate_necessity, remove_dead_phis): Use it.
10489 (forward_edge_to_pdom): Likewise.
10490 (eliminate_unnecessary_stmts): Take care to remove uses of results of
10491 virtual PHI nodes that became unreachable.
10492 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
10493 * tree-flow.h (remove_empty_loops): Remove.
10494 * passes.c (init_optimization_passes): Remove.
10496 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
10498 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
10499 can_create_pseudo_p.
10500 (*fix_trunc<mode>_i387_1): Ditto.
10501 (*floathi<mode>2_1): Ditto.
10502 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
10503 (*fistdi2_1): Ditto.
10504 (*fist<mode>2_1): Ditto.
10505 (frndintxf2_floor): Ditto.
10506 (*fist<mode>2_floor_1): Ditto.
10507 (frndintxf2_ceil): Ditto.
10508 (*fist<mode>2_ceil_1): Ditto.
10509 (frndintxf2_trunc): Ditto.
10510 (frndintxf2_mask_pm): Ditto.
10511 (fxam<mode>2_i387_with_temp): Ditto.
10512 * config/i386/sse.md (mulv16qi3): Ditto.
10513 (*sse2_mulv4si3): Ditto.
10515 (sse4_2_pcmpestr): Ditto.
10516 (sse4_2_pcmpistr): Ditto.
10518 2009-07-03 Jan Hubicka <jh@suse.cz>
10520 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
10521 (mark_stmt_necessary): Set it.
10522 (mark_operand_necessary): Set it.
10523 (mark_control_dependent_edges_necessary): Set it.
10524 (mark_virtual_phi_result_for_renaming): New function.
10525 (get_live_post_dom): New function.
10526 (forward_edge_to_pdom): New function.
10527 (remove_dead_stmt): Fix handling of control dependences.
10528 (tree_dce_init): Init new bitmap.
10529 (tree_dce_done): Free it.
10531 2009-07-02 Richard Guenther <rguenther@suse.de>
10534 * tree-ssa-structalias.c (new_var_info): Initialize
10537 2009-07-02 Jan Hubicka <jh@suse.cz>
10539 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
10542 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
10544 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
10545 instead of recomputing it. Adjust calls.
10546 (emit_store_flag): Adjust recursive calls.
10548 2009-07-02 Richard Guenther <rguenther@suse.de>
10550 * tree-ssa-live.c (remove_unused_locals): Do not remove
10552 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
10553 of DECL_EXTERNAL for HEAP variables.
10554 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
10555 HEAP variables. Do not adjust RESTRICT vars.
10556 (find_what_var_points_to): Nobody cares if something
10557 points to READONLY.
10559 2009-07-02 Ben Elliston <bje@au.ibm.com>
10561 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
10562 pc_low and pc_high declarations to the top of the function.
10564 2009-07-01 DJ Delorie <dj@redhat.com>
10566 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
10567 registers as fixed.
10568 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
10569 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
10570 unspecified accesses to control registers.
10571 * config/mep/intrinsics.md: Regenerate.
10572 * config/mep/intrinsics.h: Regenerate.
10573 * config/mep/mep-intrin.h: Regenerate.
10575 2009-07-01 Anthony Green <green@moxielogic.com>
10577 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
10578 instruction when possible.
10579 (moxie_expand_prologue): Ditto. Also, save an instruction and
10580 some complexity by popping off of $r12 instead of $sp.
10581 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
10584 2009-07-01 Richard Henderson <rth@redhat.com>
10587 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
10588 contained no insns, reposition note before last insn.
10590 2009-07-01 Richard Henderson <rth@redhat.com>
10593 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
10594 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
10596 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
10599 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
10600 darwin9 for printing reg addresses with %y.
10602 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
10604 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
10605 truncation from operands in binary operations.
10607 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
10610 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
10611 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
10612 subreg of op0 to the original op0.
10614 * expmed.c (store_bit_field_1): Use a temporary as the destination
10615 instead of a paradoxical subreg when we need to truncate the result.
10617 2009-07-01 DJ Delorie <dj@redhat.com>
10619 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
10620 names to VLIW variants.
10621 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
10622 * config/mep/intrinsics.md: Regenerate.
10623 * config/mep/intrinsics.h: Regenerate.
10624 * config/mep/mep-intrin.h: Regenerate.
10626 2009-07-01 Jakub Jelinek <jakub@redhat.com>
10629 * jump.c (returnjump_p): Revert last patch.
10630 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
10632 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10635 * pa.md (casesi32p): Use jump table label to determine the offset
10637 (casesi64p): Likewise.
10639 * pa.c (forward_branch_p): Return bool type. Use instruction
10640 addresses when available. Assert that INSN has a jump label.
10641 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
10644 2009-07-01 Richard Guenther <rguenther@suse.de>
10646 PR tree-optimization/19831
10647 * tree-ssa-dce.c (propagate_necessity): Calls to functions
10648 that only act as barriers do not make any previous stores necessary.
10649 * tree-ssa-structalias.c (handle_lhs_call): Delay making
10650 HEAP variables global, do not add a constraint from nonlocal.
10651 (find_func_aliases): Handle escapes through return statements.
10652 (compute_points_to_sets): Make escaped HEAP variables global.
10654 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
10657 * expmed.c (emit_store_flag): Perform a conversion if necessary,
10658 after reducing a DImode cstore to SImode.
10660 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
10662 * expr.c (expand_expr_real_1): Reinstate fallthrough to
10663 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
10665 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
10667 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
10668 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
10670 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
10671 and umod_optab if TARGET_BSD_DIVMOD.
10672 * config/vax/lib1funcs.asm: New file.
10673 * config/vax/t-linux: New file.
10674 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
10676 2009-06-30 Jakub Jelinek <jakub@redhat.com>
10679 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
10680 to type arguments that have void type.
10683 * dwarf2out.c (gen_formal_parameter_die): Call
10684 equate_decl_number_to_die if node is different from origin.
10686 2009-06-30 Anthony Green <green@moxielogic.com>
10688 Clean up moxie port for --enable-build-with-cxx.
10689 * config/moxie/moxie.c (moxie_function_value): First two
10690 parameters are const_tree, not tree.
10691 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
10692 (REG_CLASS_NAMES): Ditto.
10693 (REGNO_REG_CLASS): Ditto.
10694 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
10695 (moxie_function_value): Fix constyness of arguments.
10697 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
10699 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
10700 finalize_size_functions before further processing.
10701 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
10702 (variable_size): Call self_referential_size on size expressions
10703 that contain a PLACEHOLDER_EXPR.
10704 (size_functions): New static variable.
10705 (copy_self_referential_tree_r): New static function.
10706 (self_referential_size): Likewise.
10707 (finalize_size_functions): New global function.
10708 * tree.c: Include tree-inline.h.
10709 (push_without_duplicates): New static function.
10710 (find_placeholder_in_expr): New global function.
10711 (substitute_in_expr) <tcc_declaration>: Return the replacement object
10713 <tcc_expression>: Likewise.
10714 <tcc_vl_exp>: If the replacement object is a constant, try to inline
10715 the call in the expression.
10716 * tree.h (finalize_size_functions): Declare.
10717 (find_placeholder_in_expr): Likewise.
10718 (FIND_PLACEHOLDER_IN_EXPR): New macro.
10719 (substitute_placeholder_in_expr): Update comment.
10720 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
10722 (copy_tree_body_r): Likewise.
10723 (copy_tree_body): New static function.
10724 (maybe_inline_call_in_expr): New global function.
10725 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
10726 (maybe_inline_call_in_expr): Declare.
10727 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
10728 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
10731 2009-06-30 Richard Guenther <rguenther@suse.de>
10733 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
10735 (propagate_necessity): Do not mark reaching defs of stores
10738 2009-06-30 Jan Hubicka <jh@suse.cz>
10740 * cfgloopanal.c (check_irred): Move into ...
10741 (mark_irreducible_loops): ... here; return true if ireducible
10743 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
10744 (analyze_function): Try to prove loop finiteness.
10745 * cfgloop.h (mark_irreducible_loops): Update prototype.
10746 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
10748 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
10750 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
10752 2009-06-30 Ira Rosen <irar@il.ibm.com>
10754 PR tree-optimization/40542
10755 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
10758 2009-06-30 Martin Jambor <mjambor@suse.cz>
10760 PR tree-optimization/40582
10761 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
10762 than useless_type_conversion_p.
10763 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
10766 2009-06-30 Martin Jambor <mjambor@suse.cz>
10768 PR middle-end/40554
10769 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
10771 2009-06-30 Richard Guenther <rguenther@suse.de>
10773 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
10774 use ao_ref references.
10775 (walk_aliased_vdefs): Likewise.
10776 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
10777 * tree-ssa-dce.c (struct ref_data): Remove.
10778 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
10779 (mark_aliased_reaching_defs_necessary): Adjust.
10780 (mark_all_reaching_defs_necessary_1): Likewise.
10782 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
10785 * expmed.c (emit_cstore): New name of emit_store_flag_1.
10786 (emit_store_flag_1): Extract from emit_store_flag, adjust
10787 calls to (what now is) emit_cstore.
10788 (emit_store_flag): Call emit_store_flag_1 and also use it
10789 for what used to be recursive calls.
10791 2009-06-30 Wei Guozhi <carrot@google.com>
10794 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
10795 if the target bb post dominates from bb.
10796 * config/i386/i386.c (memory_address_length): Check existence of base
10797 register before using it.
10799 2009-06-30 Nick Clifton <nickc@redhat.com>
10800 DJ Delorie <dj@redhat.com>
10802 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
10803 __FMOVD_ENABLED__ is defined.
10805 (TARGET_FMOVD): Provide a default definition.
10806 (MASK_FMOVD): Likewise.
10807 (TARGET_CPU_CPP_BUILTINS): Define
10808 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
10809 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
10810 two fmov instructions depending upon whether TARGET_FMOVD is
10812 (split for DF load from memory into register): Also handle
10813 MEMs which consist of REG+DISP addressing.
10814 (split for DF store from register to memory): Likewise.
10815 * config/sh/sh.opt (mfmovd): Remove this switch.
10816 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
10817 * config/sh/sh.c (sh_override_options): Do not automatically
10818 enable TARGET_MOVD for the SH2A when supporting doubles - leave
10819 that to the -mfmovd command line switch.
10821 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
10823 (fldi_ok): Always allow.
10824 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
10826 2009-06-29 DJ Delorie <dj@redhat.com>
10828 * doc/install.texi (mep-x-elf): Correct chip's full name.
10830 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
10832 * doc/extend.texi: Fix typo.
10834 2009-06-29 Tom Tromey <tromey@redhat.com>
10836 * dwarf2.h: Remove.
10837 * Makefile.in (DWARF2_H): New variable.
10838 (except.o): Use it.
10839 (dwarf2out.o): Likewise.
10840 (dwarf2asm.o): Likewise.
10841 * config/i386/t-i386: Use DWARF2_H.
10842 * except.c: Include elf/dwarf2.h.
10843 * unwind-dw2.c: Include elf/dwarf2.h.
10844 * dwarf2out.c: Include elf/dwarf2.h.
10845 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
10846 <dtprel>: New field.
10847 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
10848 (size_of_loc_descr): Likewise.
10849 (output_loc_operands_raw): Likewise.
10850 (output_loc_operands): Handle new dtprel field.
10851 (loc_checksum): Update.
10852 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
10853 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
10854 * unwind-dw2-fde.c: Include elf/dwarf2.h.
10855 * dwarf2asm.c: Include elf/dwarf2.h.
10856 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
10857 * config/mmix/mmix.c: Include elf/dwarf2.h.
10858 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
10859 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
10860 * config/sh/sh.c: Include elf/dwarf2.h.
10861 * config/i386/i386.c: Include elf/dwarf2.h.
10863 2009-06-29 DJ Delorie <dj@redhat.com>
10865 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
10867 * doc/extend.texi: Add MeP attributes and pragmas.
10868 * doc/invoke.text: Add MeP Options.
10869 * doc/contrib.texi: Add MeP contribution.
10870 * doc/md.texi: Add MeP constraints.
10871 * doc/install.texi: Add MeP target.
10873 2009-06-30 Anatoly Sokolov <aesok@post.ru>
10875 * target.h (struct gcc_target): Add frame_pointer_required field.
10876 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
10877 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
10878 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
10880 * reload1.c (update_eliminables): (Ditto.).
10881 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
10882 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
10883 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
10885 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
10887 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
10888 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10889 (arm_frame_pointer_required): New function.
10891 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
10892 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10893 (avr_frame_pointer_required_p): Declare as static.
10894 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
10896 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
10897 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10898 (bfin_frame_pointer_required): Make as static, change return type
10900 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
10902 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
10903 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10904 (cris_frame_pointer_required): New function.
10906 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
10908 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
10909 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10910 (fr30_frame_pointer_required): New function.
10912 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
10913 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10914 (frv_frame_pointer_required): Make as static, change return type
10916 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
10918 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
10919 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10920 (ix86_frame_pointer_required): Make as static, change return type to
10922 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
10924 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
10925 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10927 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
10929 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
10931 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
10933 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
10934 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10935 (mips_frame_pointer_required): Make as static.
10936 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
10938 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
10939 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10940 (mmix_frame_pointer_required): Mew function.
10942 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
10943 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10945 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
10947 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
10949 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
10951 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
10952 (CAN_ELIMINATE): Redefine.
10953 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
10954 (sparc_frame_pointer_required): New function.
10955 (sparc_can_eliminate): New function.
10956 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
10958 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
10959 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10961 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
10962 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
10963 (xtensa_frame_pointer_required): Make as static, change return type
10965 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
10968 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
10970 * doc/plugins.texi: Document PLUGIN_START_UNIT.
10971 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
10972 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
10973 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
10974 (register_callback): Handle PLUGIN_START_UNIT.
10975 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
10977 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
10979 * tree.c (process_call_operands): Propagate TREE_READONLY from the
10981 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
10982 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
10984 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
10986 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
10989 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
10991 * doc/extend.texi (Additional Floating Types): __float128 is also
10992 supported on i386 targets.
10994 2009-06-29 Richard Guenther <rguenther@suse.de>
10996 PR middle-end/14187
10997 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
10999 (pt_solutions_same_restrict_base): Declare.
11000 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
11002 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
11003 (make_constraint_from, make_copy_constraint): Move earlier.
11004 (make_constraint_from_heapvar): New function.
11005 (make_constraint_from_restrict): Likewise.
11006 (handle_lhs_call): Use it.
11007 (find_func_aliases): Use it to track conversions to restrict
11008 qualified pointers.
11009 (struct fieldoff): Add only_restrict_pointers flag.
11010 (push_fields_onto_fieldstack): Initialize it.
11011 (create_variable_info_for): Track global restrict qualified pointers.
11012 (intra_create_variable_infos): Use make_constraint_from_heapvar.
11013 Track restrict qualified pointer arguments.
11014 (set_uids_in_ptset): Use varinfo is_global_var flag.
11015 (find_what_var_points_to): Set the vars_contains_restrict flag.
11016 Always create the points-to solution for sets including restrict tags.
11017 (pt_solutions_same_restrict_base): New function.
11018 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
11019 qualified pointers use pt_solutions_same_restrict_base as
11020 additional source for disambiguation.
11022 2009-06-29 Richard Guenther <rguenther@suse.de>
11024 PR middle-end/38212
11025 * alias.c (find_base_decl): Remove.
11026 (get_deref_alias_set_1): Remove restrict handling.
11027 * c-common.c (c_apply_type_quals_to_decl): Do not set
11028 DECL_POINTER_ALIAS_SET.
11029 * gimplify.c (find_single_pointer_decl_1): Remove.
11030 (find_single_pointer_decl): Likewise.
11031 (internal_get_tmp_var): Remove restrict handling.
11032 (gimple_regimplify_operands): Likewise.
11033 * omp-low.c (expand_omp_atomic_pipeline): Do not set
11034 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
11035 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
11036 * tree.c (restrict_base_for_decl): Remove.
11037 (init_ttree): Do not allocate it.
11038 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
11039 LABEL_DECL_UID for label decls.
11040 (copy_node_stat): Do not copy restrict information.
11041 (decl_restrict_base_lookup): Remove.
11042 (decl_restrict_base_insert): Likewise.
11043 (print_restrict_base_statistics): Likewise.
11044 (dump_tree_statistics): Do not call print_restrict_base_statistics.
11045 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
11046 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
11047 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
11048 (LABEL_DECL_UID): Adjust.
11049 (DECL_BASED_ON_RESTRICT_P): Remove.
11050 (DECL_GET_RESTRICT_BASE): Likewise.
11051 (SET_DECL_RESTRICT_BASE): Likewise.
11052 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
11054 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
11055 instead of DECL_POINTER_ALIAS_SET.
11056 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
11057 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
11058 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
11060 2009-06-29 Richard Guenther <rguenther@suse.de>
11062 PR tree-optimization/40579
11063 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
11064 the IL to simplify has constants that overflowed.
11066 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
11068 PR tree-optimization/40550
11069 * tree-vect-generic.c (expand_vector_operations_1): Compute in
11070 vector_compute_type only when the size of vector_compute_type is
11071 less than the size of type.
11073 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
11075 * fold-const.c (contains_label_1): Fix comments.
11076 (contains_label_p): Do not walk trees multiple time.
11078 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11080 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
11081 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
11082 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
11083 ix86_fp_comparison_operator.
11084 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
11085 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
11086 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
11087 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
11088 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
11089 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
11090 (related splits): Change predicate to ix86_fp_comparison_operator.
11091 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
11092 instead of ix86_fp_comparison_codes.
11093 (ix86_trivial_fp_comparison_operator,
11094 ix86_fp_comparison_operator): New.
11095 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
11096 (ix86_expand_compare): Eliminate last two parameters.
11097 (ix86_fp_jump_nontrivial_p): Kill.
11098 * config/i386/i386.c (put_condition_code): Eliminate call to
11099 ix86_fp_comparison_codes and subsequent assertion.
11100 (ix86_fp_comparison_codes): Eliminate.
11101 (ix86_fp_swap_condition): New.
11102 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
11103 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
11104 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
11105 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
11106 and ix86_fp_swap_condition.
11107 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
11108 Use ix86_fp_comparison_strategy.
11109 (ix86_expand_compare): Likewise. Eliminate last two arguments.
11110 (ix86_fp_jump_nontrivial_p): Eliminate.
11111 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
11112 call to ix86_expand_compare.
11113 (ix86_split_fp_branch, ix86_expand_setcc,
11114 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
11115 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
11117 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11119 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
11120 related to jump_clobbers.
11121 * config/arm/arm.md (conds): Remove jump_clob case.
11122 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
11123 splits): Change comparison_operator to arm_comparison_operator.
11124 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
11127 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11129 * dojump.c (do_compare_rtx_and_jump): Try swapping the
11130 condition for floating point modes.
11131 * expmed.c (emit_store_flag_1): Move here a bigger part
11132 of emit_store_flag.
11133 (emit_store_flag): Try swapping the condition for floating point
11135 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
11137 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11139 * expr.c (expand_expr_real_1): Just use do_store_flag.
11140 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
11141 emit_store_flag_force.
11142 * expmed.c (emit_store_flag_force): Copy here trick
11143 previously in expand_expr_real_1. Try reversing the comparison.
11144 (emit_store_flag_1): Work if target is NULL.
11145 (emit_store_flag): Work if target is NULL, using the result mode
11146 from the comparison. Use split_comparison, restructure final part
11147 to simplify conditionals.
11149 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11151 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
11152 * dojump.c (do_jump): Change handling of floating-point
11153 ops to use just do_compare_and_jump.
11154 (split_comparison): New.
11155 (do_compare_rtx_and_jump): Add here logic coming previously
11156 in do_jump, using split_comparison.
11158 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
11161 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
11163 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11165 * tree-ssa-alias.c: Fix unintentional commit.
11167 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11169 * passes.c (execute_one_pass): Fix unintentional commit.
11171 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11173 * df-problems.c (df_set_seen, df_unset_seen): Delete.
11174 (df_rd_local_compute, df_md_local_compute): Inline them.
11176 (df_md_scratch): New.
11177 (df_md_alloc, df_md_free): Allocate/free it.
11178 (df_md_local_compute): Only include live registers in init.
11179 (df_md_transfer_function): Prune the in-set computed by
11180 the confluence function, and the gen-set too.
11182 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11184 PR rtl-optimization/26854
11185 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
11186 * df-problems.c (df_rd_add_problem): Fix comment.
11187 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
11188 df_md_simulate_artificial_defs_at_top,
11189 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
11190 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
11191 df_md_transfer_function, df_md_init, df_md_confluence_0,
11192 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
11193 problem_MD, df_md_add_problem): New.
11194 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
11195 df_md_get_bb_info): New.
11196 (DF_LAST_PROBLEM_PLUS1): Adjust.
11198 * Makefile.in (fwprop.o): Include domwalk.h.
11199 * fwprop.c: Include domwalk.h.
11200 (reg_defs, reg_defs_stack): New.
11201 (bitmap_only_bit_between): Remove.
11202 (process_defs): New.
11203 (process_uses): Use reg_defs and local_md instead of
11204 bitmap_only_bit_between and local_rd.
11205 (single_def_use_enter_block): New, from build_single_def_use_links.
11206 (single_def_use_leave_block): New.
11207 (build_single_def_use_links): Remove code moved to
11208 single_def_use_enter_block, invoke domwalk.
11209 (use_killed_between): Adjust comment.
11211 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11213 * bitmap.h (bitmap_ior_and_into): New.
11214 * bitmap.c (bitmap_ior_and_into): New.
11216 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11218 * domwalk.h (struct dom_walk_data): Remove all callbacks except
11219 before_dom_children_before_stmts and after_dom_children_after_stmts.
11220 Rename the two remaining callbacks to just before_dom_children and
11221 after_dom_children. Remove other GIMPLE statement walking bits.
11222 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
11223 * graphite.c: Do not include domwalk.h.
11224 * tree-into-ssa.c (interesting_blocks): New global.
11225 (struct mark_def_sites_global_data): Remove it and names_to_rename.
11226 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
11227 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
11228 now that they're not domwalk callbacks.
11229 (rewrite_initialize_block): Rename to...
11230 (rewrite_enter_block): ... this, place after called functions. Test
11231 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
11232 (rewrite_finalize_block): Rename to...
11233 (rewrite_leave_block): ... this, place after called functions.
11234 (rewrite_update_init_block): Rename to...
11235 (rewrite_update_enter_block): ... this, place after called functions.
11236 Test interesting_blocks, call rewrite_update_stmt and
11237 rewrite_update_phi_arguments.
11238 (rewrite_update_fini_block): Rename to...
11239 (rewrite_leave_block): ... this, place after called functions.
11240 (rewrite_blocks): Remove last argument, simplify initialization of
11242 (mark_def_sites_initialize_block): Rename to...
11243 (mark_def_sites_block): ... this, call mark_def_sites.
11244 (mark_def_sites_blocks): Remove argument, simplify initialization of
11246 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
11247 (update_ssa): Likewise.
11248 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
11250 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
11251 (dom_opt_initialize_block): Rename to...
11252 (dom_opt_enter_block): ... this, place after called functions. Walk
11253 statements here, inline propagate_to_outgoing_edges.
11254 (dom_opt_finalize_block): Rename to...
11255 (dom_opt_leave_block): ... this, place after called functions.
11256 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
11258 (dse_enter_block, dse_record_phi): New.
11259 (dse_record_phis): Delete.
11260 (dse_finalize_block): Rename to...
11261 (dse_leave_block): ... this.
11262 (tree_ssa_dse): Simplify initialization of walk_data.
11263 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
11264 Adjust initialization of walk_data.
11265 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
11266 * tree-ssa-loop-phiopt.c (get_non_trapping):
11267 Adjust initialization of walk_data.
11268 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
11269 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
11270 it's not a domwalk callback.
11271 (uncprop_initialize_block): Rename to...
11272 (dse_enter_block): ... this, call uncprop_into_successor_phis.
11273 (dse_finalize_block): Rename to...
11274 (dse_leave_block): ... this.
11275 (tree_ssa_uncprop): Simplify initialization of walk_data.
11276 * Makefile.in: Adjust dependencies.
11278 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
11280 * arm.md (casesi): Fix test for Thumb1.
11281 (thumb1_casesi_internal_pic): Likewise.
11282 (thumb1_casesi_dispatch): Likewise.
11284 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
11286 * config/arm/arm-cores.def: Added core cortex-m0.
11287 * config/arm/arm-tune.md: Regenerated.
11288 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
11290 2009-06-26 DJ Delorie <dj@redhat.com>
11292 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
11294 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
11295 the scheduler doesn't tag jump insns.
11297 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
11299 * c-decl.c (merge_decls): Re-indent.
11301 2009-06-26 Janis Johnson <janis187@us.ibm.com>
11304 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
11305 Special-case decimal float constants.
11307 2009-06-26 Richard Henderson <rth@redhat.com>
11309 * function.h (struct function): Add cannot_be_copied_reason,
11310 and cannot_be_copied_set.
11311 * tree-inline.c (has_label_address_in_static_1): Rename from
11312 inline_forbidden_p_2; don't set inline_forbidden_reason here.
11313 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
11314 don't set inline_forbidden_reason.
11315 (copy_forbidden): New function, split out of inline_forbidden_p.
11316 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
11317 (inline_forbidden_p): Use copy_forbidden.
11318 (tree_versionable_function_p): Likewise.
11319 (inlinable_function_p): Merge into tree_inlinable_function_p.
11320 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
11321 * ipa-cp.c (ipcp_versionable_function_p): New function.
11322 (ipcp_cloning_candidate_p): Use it.
11323 (ipcp_node_modifiable_p): Likewise.
11325 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
11327 * builtins.c (expand_builtin_alloca): Handle builtin alloca
11328 that is marked not to be inlined. Remove flag_mudflap use.
11329 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
11330 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
11332 2009-06-26 Steve Ellcey <sje@cup.hp.com>
11335 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
11336 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
11338 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
11340 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
11342 (__mingwthr_remove_key_dtor): Likewise.
11344 2009-06-26 Richard Guenther <rguenther@suse.de>
11346 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
11348 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
11350 PR middle-end/40525
11351 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
11352 try the non-cond_exec path also.
11354 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11357 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
11358 (output_cbranch): Use new functions.
11359 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
11362 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
11363 Pat Haugen <pthaugen@us.ibm.com>
11364 Revital Eres <ERES@il.ibm.com>
11366 * config/rs6000/rs6000.c (print_operand): Correct lossage message
11367 for %c error. Add %x support to print VSX registers as a unified
11368 register set, instead of separate float and altivec registers.
11369 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
11370 %y case, and add support for VSX pre-modify addresses.
11371 (output_toc): Add assert for CONST containing an integer constant
11373 (rs6000_adjust_cost): Add POWER7 support.
11374 (insn_must_be_first_in_group): Ditto.
11375 (insn_must_be_last_in_group): Ditto.
11376 (rs6000_emit_popcount): Ditto.
11377 (rs6000_vector_mode_supported_p): Ditto.
11379 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
11380 Change some of the functions called by macros to being called
11381 through a pointer, so debug functions can be inserted if
11382 -mdebug=addr or -mdebug=cost.
11383 (rs6000_preferred_reload_class_ptr): Ditto.
11384 (rs6000_secondary_reload_class_ptr): Ditto.
11385 (rs6000_secondary_memory_needed_ptr): Ditto.
11386 (rs6000_cannot_change_mode_class_ptr): Ditto.
11387 (rs6000_secondary_reload_inner): Ditto.
11388 (rs6000_legitimize_reload_address): Ditto.
11389 (rs6000_legitimize_reload_address_ptr): Ditto.
11390 (rs6000_mode_dependent_address): Ditto.
11391 (rs6000_mode_dependent_address_ptr): Ditto.
11393 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
11394 function to return true if the mode allows reg + integer
11396 (virtual_stack_registers_memory_p): New function to return true if
11397 the address refers to a virtual stack register.
11398 (rs6000_legitimate_offset_address_p): Move code to say whether a
11399 mode supports reg+int addressing to reg_offset_addressing_ok_p and
11401 (rs6000_legitimate_address_p): Add checks for modes that only can
11402 do reg+reg addressing. Start adding VSX support.
11403 (rs6000_legitimize_reload_address): Ditto.
11404 (rs6000_legitimize_address): Ditto.
11405 (rs6000_debug_legitimate_address_p): New debug functions for
11406 -mdebug=addr and -mdebug=cost.
11407 (rs6000_debug_rtx_costs): Ditto.
11408 (rs6000_debug_address_costs): Ditto.
11409 (rs6000_debug_adjust_cost): Ditto.
11410 (rs6000_debug_legitimize_address): Ditto.
11411 (rs6000_legitimize_reload_address_ptr): Point to call normal
11412 function or debug function. Make functions called via pointer
11414 (rs6000_mode_dependent_address_ptr): Ditto.
11415 (rs6000_secondary_reload_class_ptr): Ditto.
11416 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
11417 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
11418 into a friendlier error.
11419 (rs6000_init_builtins): Add initial VSX support.
11420 (rs6000_adjust_cost): Fix some spacing issues.
11422 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
11423 (REG_CLASS_NAMES): Ditto.
11424 (REG_CLASS_CONTENTS): Ditto.
11425 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
11426 pointer, to add -mdebug=addr support.
11427 (CANNOT_CHANGE_MODE_CLASS): Ditto.
11428 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
11429 -mdebug=addr support.
11430 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
11431 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
11432 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
11434 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
11436 (bswapsi*): Set attribute types for load/store. Add combiner
11437 patterns to eliminate zero extend on 64-bit.
11438 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
11439 stdbrx if the hardware supports those instructions.
11441 2009-06-25 Ian Lance Taylor <iant@google.com>
11443 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
11444 (Link Options): Document -static-libstdc++.
11446 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
11449 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
11450 DATA_ALIGNMENT instead.
11452 2009-06-25 Richard Guenther <rguenther@suse.de>
11454 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
11455 indirect references against the callused/escaped solutions.
11456 (call_may_clobber_ref_p_1): Likewise.
11458 2009-06-25 Martin Jambor <mjambor@suse.cz>
11460 PR tree-optimization/40493
11461 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
11462 (enum unscalarized_data_handling): New type.
11463 (handle_unscalarized_data_in_subtree): Return what has been done.
11464 (load_assign_lhs_subreplacements): Handle left flushes differently.
11465 (sra_modify_assign): Use unscalarized_data_handling, simplified
11466 condition determining whether to remove the statement.
11468 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
11470 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
11471 excerpt - @ should be doubled for texinfo.
11473 2009-06-24 Ian Lance Taylor <iant@google.com>
11475 * config/arc/arc.c: Include "df.h".
11476 (arc_attribute_table): Make static. Move higher in file.
11477 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
11478 (output_shift): Initialize n later to avoid warning.
11479 * config/arm/arm.c (arm_attribute_table): Make static. Move
11481 * config/avr/avr.c (avr_attribute_table): Make static. Move
11483 (reg_class_tab): Change array type from int to enum reg_class.
11484 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
11486 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
11487 (lshrhi3_out): Likewise.
11488 (class_likely_spilled_p): Change return type to bool.
11489 (avr_rtx_costs): Use local code variable with enum type.
11490 * config/avr/avr.md (movmemhi): Use add_reg_note.
11491 (andhi3, andsi3): Don't use AS2 with "and".
11492 (iorhi3, iorsi3): Don't use AS2 with "or".
11493 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
11494 * config/crx/crx.c: Include "df.h".
11495 (crx_attribute_table): Make static.
11496 * config/m32r/m32r.c: Include "df.h".
11497 (m32r_attribute_table): Make static. Move higher in file.
11498 (pop): Use add_reg_note.
11499 (block_move_call): Change 0 to LCT_NORMAL in function call.
11500 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
11501 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
11502 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
11503 declare, not just when TREE_CODE is defined.
11504 * config/m68hc11/m68hc11.c: Include "expr.h".
11505 (m68hc11_attribute_table): Make static. Move higher in file.
11506 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
11508 (m68hc11_register_indirect_p): Likewise.
11509 (m68hc11_function_arg_padding): Change return type to enum
11511 (emit_move_after_reload): Use add_reg_note.
11512 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
11513 (m68hc11_split_logical): Likewise.
11514 (m68hc11_rtx_costs): Add local code_and outer_code variables with
11516 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
11517 to VOIDmode in function call.
11518 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
11520 (m68hc11_split_logical): Update declaration.
11521 (m68hc11_function_arg_padding): Update declaration.
11522 * config/mcore/mcore.c (regno_reg_class): Change form array of int
11523 to array of enum reg_class.
11524 (mcore_attribute_table): Make static. Move higher in file.
11525 (mcore_rtx_costs): Add cast to enum type.
11526 * config/mcore/mcore.h (regno_reg_class): Update declaration.
11527 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
11528 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
11530 * config/sh/predicates.md (trapping_target_operand): Rename and to
11532 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
11534 * config/spu/spu.c (spu_attribute_table): Make static. Move
11536 * config/v850/v850.c (v850_attribute_table): Make static. Move
11538 (v850_rtx_costs): Use local code with enum type.
11539 (expand_epilogue): Add cast.
11540 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
11542 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
11545 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
11546 -m2a-single-only and -m2a-nofpu.
11547 * config/sh/sh.opt: Document m2a generates FPU code.
11549 2009-06-24 Anatoly Sokolov <aesok@post.ru>
11551 * defaults.h (CAN_ELIMINATE): Provide default.
11552 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
11553 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
11554 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
11555 * config/spu/spu.h (CAN_ELIMINATE): Delete.
11556 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
11557 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
11558 * config/cris/cris.h (CAN_ELIMINATE): Delete.
11559 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
11560 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
11561 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
11563 2009-06-24 DJ Delorie <dj@redhat.com>
11565 * mep-ext-cop.cpu: Fix copyright notice.
11566 * mep-default: Fix copyright notice.
11567 * mep-core: Fix copyright notice.
11568 * mep: Fix copyright notice.
11569 * mep-ivc2: Fix copyright notice.
11570 * mep-c5: Fix copyright notice.
11572 2009-06-24 Denis Chertykov <chertykov@gmail.com>
11574 * doc/contrib.texi (Contributors):
11576 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
11578 PR middle-end/40501
11579 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
11580 src and dst operands if necessary.
11582 2009-06-23 DJ Delorie <dj@redhat.com>
11585 * config.gcc: Add mep support.
11586 * recog.c: Resurrect validate_replace_rtx_subexp().
11587 * recog.h: Likewise.
11588 * config/mep/: Add new port:
11589 * config/mep/constraints.md: New file.
11590 * config/mep/default.h: New file.
11591 * config/mep/intrinsics.h: New file.
11592 * config/mep/intrinsics.md: New file.
11593 * config/mep/ivc2-template.h: New file.
11594 * config/mep/mep-c5.cpu: New file.
11595 * config/mep/mep-core.cpu: New file.
11596 * config/mep/mep-default.cpu: New file.
11597 * config/mep/mep-ext-cop.cpu: New file.
11598 * config/mep/mep-intrin.h: New file.
11599 * config/mep/mep-ivc2.cpu: New file.
11600 * config/mep/mep-lib1.asm: New file.
11601 * config/mep/mep-lib2.c: New file.
11602 * config/mep/mep-pragma.c: New file.
11603 * config/mep/mep-protos.h: New file.
11604 * config/mep/mep-tramp.c: New file.
11605 * config/mep/mep.c: New file.
11606 * config/mep/mep.cpu: New file.
11607 * config/mep/mep.h: New file.
11608 * config/mep/mep.md: New file.
11609 * config/mep/mep.opt: New file.
11610 * config/mep/predicates.md: New file.
11611 * config/mep/t-mep: New file.
11613 2009-06-23 Ian Lance Taylor <iant@google.com>
11615 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
11616 from loose_warn into c_loose_warn and from strict_warn into
11617 c_strict_warn. Set and substitute warn_cxxflags. Check for
11618 --enable-build-with-cxx. Set and substitute
11619 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
11620 * Makefile.in (CXXFLAGS): New variable.
11621 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
11622 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
11623 the default is the same as $(STRICT_WARN).
11624 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
11625 (CXX): New variable.
11626 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
11627 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
11628 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
11629 (HOST_LIBS): New variable.
11630 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
11631 (ALL_CXXFLAGS): New variable.
11632 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
11633 * doc/install.texi (Configuration): Document
11634 --enable-build-with-cxx, --with-stage1-ldflags,
11635 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
11636 * configure: Rebuild.
11638 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11640 * config/arm/arm.c (arm_override_options): Fix braces and formatting
11641 from previous commit.
11643 2009-06-23 Ian Lance Taylor <iant@google.com>
11645 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
11647 2009-06-23 Ian Lance Taylor <iant@google.com>
11649 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
11650 with ATTRIBUTE_UNUSED.
11652 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
11653 Pat Haugen <pthaugen@us.ibm.com>
11654 Revital Eres <eres@il.ibm.com>
11656 * config.in (HAVE_AS_POPCNTD): Add default definition.
11657 (HAVE_AS_LWSYNC): Ditto.
11659 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
11661 (gcc_cv_as_powerpc_cmpb): Ditto.
11662 (gcc_cv_as_powerpc_dfp): Ditto.
11663 (gcc_cv_as_powerpc_vsx): Ditto.
11664 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
11665 supporting the popcntd/lwsync instructions.
11666 (gcc_cv_as_powerpc_lwsync): Ditto.
11667 * configure: Regenerate.
11669 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
11670 -mcpu=native and -mcpu=power7.
11671 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
11673 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
11674 a variable instead of a mask to reduce the number of mask bits.
11675 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
11676 (-mbit-word): Ditto.
11677 (-mregnames): Ditto.
11678 * config/rs6000/rs6000.opt (-mupdate): Ditto.
11679 (-mfused-madd): Ditto.
11681 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
11683 (-mvsx): New switch for VSX instructions.
11684 (-misel): Move from a variable to a mask to allow it to be set by
11687 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
11688 function declaration to an array declaration.
11689 (rs6000_hard_regno_nregs): New external array declaration.
11691 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
11692 files included by rs6000.md.
11694 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
11695 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
11697 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
11699 (rs6000_debug_reg): New -mdebug= variables.
11700 (rs6000_debug_addr): Ditto.
11701 (rs6000_debug_cost): Ditto.
11702 (rs6000_pmode): New variable to hold Pmode.
11703 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
11704 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
11705 calculated at compiler start.
11706 (rs6000_hard_regno_nregs): Change function to an array which holds
11707 HARD_REGNO_NREGS calculated at compiler start.
11708 (rs6000_explicit_options): Delete isel field.
11709 (rs6000_vector_unit): New array to hold which vector unit
11710 supports arithmetic options for a given type.
11711 (rs6000_vector_mem): New array to hold which vector unit supports
11712 memory reference operations for a given type.
11713 (rs6000_vector_align): New array to given the alignment of each
11715 (power7_cost): New basic costs for power7.
11716 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
11717 (rs6000_hard_regno_nregs_internal): New function, moved from
11718 HARD_REGNO_NREGS, to calculate the number of registers each hard
11719 register takes for each type.
11720 (rs6000_debug_reg_print): New function for -mdebug=reg support.
11721 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
11722 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
11723 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
11724 unit information here so it is calculated once at compiler startup
11726 (rs6000_override_options): Make -misel a target mask. Add more
11727 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
11728 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
11730 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
11731 (rs6000_handle_option): Move -misel from variable to target mask.
11732 (rs6000_builtin_mask_for_load): Add VSX support.
11733 (rs6000_conditional_register_usage): Ditto.
11734 (USE_ALTIVEC_FOR_ARG_P): Ditto.
11735 (function_arg_boundary): Ditto.
11736 (rs6000_expand_builtin): Ditto.
11737 (def_builtin): Make abort message a little friendlier.
11738 (rs6000_emit_int_cmove): Add support for 64-bit isel.
11740 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
11741 assembler support the popcntd instruction instead of a vsx
11742 instruction to enable power7 support.
11743 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
11744 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
11745 option to the assembler if -mcpu=native.
11746 (ASM_CPU_NATIVE_SPEC): Ditto.
11747 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
11749 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
11750 the lwsync instruction.
11751 (enum processor_type): Add PROCESSOR_POWER7.
11752 (rs6000_debug_reg): New -mdebug= options.
11753 (rs6000_debug_addr): Ditto.
11754 (rs6000_debug_cost): Ditto.
11755 (rs6000_isel): Delete.
11756 (enum rs6000_vector): New enum to say what vector unit we have.
11757 (VECTOR_UNIT_*): New macros to say which vector unit has
11758 arithmetic operations for a given type.
11759 (VECTOR_MEM_*): New macros to say which vector unit has memory
11760 operations for a given type.
11761 (TARGET_LDBRX): Whether the machine supports the ldbrx
11763 (TARGET_ISEL): Delete, -misel moved to be a mask.
11764 (TARGET_ISEL64): New macro for 64-bit isel support.
11765 (UNITS_PER_VSX_WORD): New macro.
11766 (POINTER_SIZE): Move to be an external variable, rather than
11767 calculating whether we are generating 32 ot 64-bit code.
11769 (STACK_BOUNDARY): Add VSX support.
11770 (LOCAL_ALIGNMENT): Ditto.
11771 (SLOW_UNALIGNED_ACCESS): Ditto.
11772 (VSX_REGNO_P): New macro for VSX support.
11773 (VFLOAT_REGNO_P): Ditto.
11774 (VINT_REGNO_P): Ditto.
11775 (VLOGICAL_REGNO_P): Ditto.
11776 (VSX_VECTOR_MODE): Ditto.
11777 (VSX_SCALAR_MODE): Ditto.
11779 (VSX_MOVE_MODE): Ditto.
11780 (VSX_REG_CLASS_P): Ditto.
11781 (HARD_REGNO_NREGS): Instead of calling a function, use an array
11783 (UNITS_PER_SIMD_WORD): Add VSX support.
11784 (MODES_TIEABLE_P): Ditto.
11785 (STARTING_FRAME_OFFSET): Ditto.
11786 (STACK_DYNAMIC_OFFSET): Ditto.
11787 (EPILOGUE_USES): Ditto.
11788 (REGNO_REG_CLASS): Move to array lookup.
11789 (CLASS_MAX_NREGS): Ditto.
11790 (rs6000_vector_reg_class): Add declaration.
11791 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
11792 overlap with the floating point and Altivec registers.
11794 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
11796 * config/rs6000/driver-rs6000.c (asm_names): New static array to
11797 give the appropriate asm switches if -mcpu=native.
11798 (host_detect_local_cpu): Add support for "asm".
11799 (host_detect_local_cpu): Follow GNU code guidelines for name.
11801 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
11802 -mbit-word to a variable instead of being a target mask.
11804 * config/rs6000/sync.md (lwsync): If the assembler supports it,
11805 emit the lwsync instruction instead of emitting the instruction as
11806 an integer constant.
11808 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
11809 fixuns_trundfsi2, move expander into rs6000.md.
11811 * config/rs6000/rs6000.md (cpu): Add power7.
11812 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
11813 (logical predicate patterns): Change the single instruction
11814 primitives that set CR0 to be fast_compare instead of compare.
11816 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
11817 (popcntddi2): Ditto.
11818 (popcount<mode>): Ditto.
11819 (floating multiply/add insns): Name the floating point
11820 multiply/add insns.
11821 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
11822 (isel_unsigned_<mode>): Ditto.
11823 (fixuns_trundfsi2): Move expander here from spe.md.
11824 (smindi3): Define if we have -misel on 64-bit systems.
11829 2009-06-23 Anatoly Sokolov <aesok@post.ru>
11831 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
11833 * config/avr/avr.c (avr_current_device): New variable.
11834 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
11835 (avr_arch, mcu_type_s): Move to avr.h.
11836 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
11837 default_data_section_start fields.
11838 (avr_arch): Moved from avr.c.
11839 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
11840 library_name fields.
11841 (avr_current_device, avr_mcu_types, avr_arch_types,
11842 avr_device_to_arch, avr_device_to_data_start,
11843 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
11844 (EXTRA_SPEC_FUNCTIONS): Define.
11845 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
11846 options mapping. Use device_to_arch and device_to_data_start insted.
11847 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
11848 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
11849 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
11850 * config/avr/driver-avr.c: New file.
11851 * config/avr/avr-devices.c: New file.
11853 2009-06-23 Jakub Jelinek <jakub@redhat.com>
11855 * var-tracking.c (unshare_variable): Force initialized to
11856 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
11857 (set_variable_part): Likewise.
11858 (struct variable_union_info): Remove pos_src field.
11859 (vui_vec, vui_allocated): New variables.
11860 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
11861 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
11862 == 1 use a simpler sorting algorithm. Compute pos field right
11863 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
11864 Avoid quadratic comparison if !flag_var_tracking_uninit.
11865 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
11866 unshare_variable unconditionally.
11867 (dataflow_set_different_2): Removed.
11868 (dataflow_set_different): Don't traverse second hash table.
11869 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
11870 unconditionally to var_reg_set or var_mem_set.
11871 (emit_notes_in_bb): Likewise.
11872 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
11874 (emit_note_insn_var_location): Don't set initialized to
11875 VAR_INIT_STATUS_INITIALIZED early.
11876 (vt_finalize): Free vui_vec if needed, clear vui_vec and
11878 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
11880 * tree-object-size.c (addr_object_size): Instead of checking
11881 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
11882 are no FIELD_DECLs following it.
11884 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
11886 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
11887 order to match bswaps with signed source operands.
11889 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11891 * sdbout.c (sdbout_one_type): Fix braces in switch.
11893 2009-06-23 Richard Guenther <rguenther@suse.de>
11895 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
11897 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
11898 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
11899 var_callused, callused_tree, var_storedanything, storedanything_tree,
11900 var_integer, integer_tree): Remove global variables.
11901 (new_var_info): Do not pass new id, append the new var to the
11902 global variable vector.
11903 (do_ds_constraint): Use is_global_var member of the variable-info.
11904 (new_scalar_tmp_constraint_exp): Adjust.
11905 (create_function_info_for): Likewise.
11906 (create_variable_info_for): Likewise.
11907 (find_what_var_points_to): Remove dead code.
11908 (init_base_vars): Simplify.
11909 (compute_points_to_sets): Adjust.
11911 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
11913 * combine.c (try_combine): Dump information about the insns we're
11916 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
11918 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
11919 check when calling force_to_mode on TRUNCATE's operand.
11921 2009-06-22 Ian Lance Taylor <iant@google.com>
11923 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
11925 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
11927 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
11929 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11931 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
11932 override library linkage flags such as -static-libgcc or
11935 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
11937 * config/m68k/m68k-devices.def: Add line for MCF5221x.
11939 2009-06-22 Ian Lance Taylor <iant@google.com>
11941 * config/linux.opt: Put mglibc ahead of muclibc.
11943 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
11944 for duplicate decls.
11946 2009-06-22 Matthias Klose <doko@ubuntu.com>
11948 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
11950 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
11953 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
11954 instead of NULL if a parser error occurs.
11956 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11958 * dwarf2out.c (dwarf2_debug_hooks): Initialize
11959 non-DWARF2_DEBUGGING_INFO version.
11961 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
11963 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
11964 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
11966 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
11967 (LIBGCC2_TF_CEXT): Define.
11970 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11973 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
11975 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11977 * config/arm/arm.c (arm_override_options): Disable
11978 -mcaller-super-interworking and -mcallee-super-interworking.
11979 * doc/invoke.texi (ARM Options): Document this.
11981 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
11983 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
11984 * config/arm/constraints.md (j): New constraint for movw operands.
11985 (N): Remove thumb2 meaning.
11986 * config/arm/arm.md (*arm_movw): Delete.
11987 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
11988 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
11989 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
11991 2009-06-22 Martin Jambor <mjambor@suse.cz>
11993 PR tree-optimization/40492
11994 * tree-sra.c (sra_modify_assign): Pass zero offsets to
11995 build_ref_for_offset.
11997 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
11999 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
12000 JUMP_TABLE_DATA_P predicates where applicable.
12001 * auto-inc-dec.c: Ditto.
12002 * builtins.c: Ditto.
12003 * caller-save.c: Ditto.
12005 * cfgcleanup.c: Ditto.
12006 * cfglayout.c: Ditto.
12008 * combine.c: Ditto.
12009 * combine-stack-adj.c: Ditto.
12013 * df-scan.c: Ditto.
12015 * dwarf2asm.c: Ditto.
12016 * dwarf2out.c: Ditto.
12017 * emit-rtl.c: Ditto.
12023 * function.c: Ditto.
12026 * genpreds.c: Ditto.
12027 * genrecog.c: Ditto.
12029 * ira-costs.c: Ditto.
12030 * ira-lives.c: Ditto.
12032 * loop-iv.c: Ditto.
12033 * lower-subreg.c: Ditto.
12034 * modulo-sched.c: Ditto.
12036 * postreload.c: Ditto.
12037 * print-rtl.c: Ditto.
12039 * reginfo.c: Ditto.
12040 * regmove.c: Ditto.
12041 * reload1.c: Ditto.
12044 * rtlanal.c: Ditto.
12046 * sched-vis.c: Ditto.
12048 * sel-sched-ir.c: Ditto.
12049 * simplify-rtx.c: Ditto.
12050 * targhooks.c: Ditto.
12051 * var-tracking.c: Ditto.
12052 * vmsdbgout.c: Ditto.
12054 2009-06-22 Matthias Klose <doko@ubuntu.com>
12056 * Makefile.in (install-plugin): Always use DESTDIR.
12058 2009-06-22 Olivier Hainque <hainque@adacore.com>
12060 * config/pa/pa.c (output_call): Don't optimize post call jumps
12061 into return address adjustments if the call may throw.
12063 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
12065 * arm.c (thumb1_output_casesi): New function.
12066 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
12067 optimizing for size or PIC.
12068 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
12069 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
12070 (casesi): Handle Thumb-1 when optimizing for size or PIC.
12071 (thumb1_casesi_internal_pic): New expand rule.
12072 (thumb1_casesi_dispatch): New pattern.
12073 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
12075 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
12076 in the text seciton when PIC or optimizing for size.
12077 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
12078 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
12079 preservation properties of code.
12080 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
12081 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
12082 (__gnu_thumb1_case_si): New function.
12083 * t-arm (LIB1ASMSRC): Define here.
12084 (LIB1ASMFUNCS): Add some common functions.
12085 * t-arm-elf (LIB1ASMSRC): Delete.
12086 (LIB1ASMFUNCS): Append to existing set.
12087 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12088 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12089 * t-symbian (LIB1ASMFUNCS): Likewise.
12090 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12091 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12093 2009-06-21 Richard Guenther <rguenther@suse.de>
12095 PR tree-optimization/38729
12096 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
12097 to loops with a single exit if -fno-expensive-optimizations.
12099 2009-06-21 Jakub Jelinek <jakub@redhat.com>
12101 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
12102 (dataflow_set): Change vars type from htab_t to shared_hash.
12103 (shared_hash_pool, empty_shared_hash): New variables.
12104 (vars_clear): Removed.
12105 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
12106 shared_hash_find_slot_unshare, shared_hash_find_slot,
12107 shared_hash_find_slot_noinsert, shared_hash_find): New
12109 (shared_hash_unshare, shared_hash_destroy): New functions.
12110 (unshare_variable): Unshare set->vars if shared, use
12112 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
12113 (get_init_value, find_src_set_src, dump_dataflow_set,
12114 clobber_variable_part, emit_notes_for_differences): Use
12116 (dataflow_set_init): Remove second argument, set vars to
12117 empty_shared_hash instead of creating a new htab.
12118 (dataflow_set_clear): Call shared_hash_destroy and set vars
12119 to empty_shared_hash instead of calling vars_clear.
12120 (dataflow_set_copy): Don't call vars_copy, instead just share
12121 the src htab with dst.
12122 (variable_union): Use shared_hash_*, use initially NO_INSERT
12123 lookup if set->vars is shared. Don't keep slot cleared before
12124 calling unshare_variable. Unshare set->vars if needed.
12125 Even ->refcount == 1 vars must be unshared if set->vars is shared
12126 and var needs to be modified.
12127 (variable_canonicalize): New function.
12128 (dataflow_set_union): If dst->vars is empty, just share src->vars
12129 with dst->vars and traverse with variable_canonicalize to canonicalize
12130 and unshare what is needed.
12131 (dataflow_set_different): If old_set and new_set use the same shared
12132 htab, they aren't different. If number of htab elements is different,
12133 htabs are different. Use shared_hash_*.
12134 (dataflow_set_destroy): Call shared_hash_destroy instead of
12136 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
12137 second argument to dataflow_set_init.
12138 (vt_initialize): Likewise. Initialize shared_hash_pool and
12139 empty_shared_hash, move bb in/out initialization afterwards.
12140 Use variable_htab_free instead of NULL as changed_variables del hook.
12141 (variable_was_changed): Change type of second argument to pointer to
12142 dataflow_set. When inserting var into changed_variables, bump
12143 refcount. Unshare set->vars if set is shared htab and slot needs to
12145 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
12146 lookup if set->vars is shared. Unshare set->vars if needed.
12147 Even ->refcount == 1 vars must be unshared if set->vars is shared
12148 and var needs to be modified. Adjust variable_was_changed caller.
12149 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
12150 vars must be unshared if set->vars is shared and var needs to be
12151 modified. Adjust variable_was_changed caller.
12152 (emit_note_insn_var_location): Don't pool_free var.
12153 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
12155 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
12156 free_alloc_pool on shared_hash_pool.
12158 2009-06-20 Anthony Green <green@moxielogic.com>
12160 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
12161 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
12163 2009-06-20 Richard Guenther <rguenther@suse.de>
12165 * tree-ssa-structalias.c (find_func_aliases): For memset use
12166 a constraint from NULL if we memset to zero.
12167 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
12168 we explicitly handle that do not read from memory.
12169 (call_may_clobber_ref_p_1): Properly handle builtins that may
12172 2009-06-20 Richard Guenther <rguenther@suse.de>
12174 PR tree-optimization/40495
12175 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
12176 (new_scalar_tmp_constraint_exp): New function.
12177 (process_constraint): Do not create temporary decls.
12178 (process_all_all_constraints): Likewise.
12179 (handle_const_call): Likewise.
12180 (create_function_info_for): Do not set decl.
12182 2009-06-19 Ian Lance Taylor <iant@google.com>
12184 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
12185 (rs6000_attribute_table): Make static; move before use.
12187 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
12189 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
12190 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
12191 Propagate the TREE_READONLY flag without overwriting it.
12192 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
12193 Propagate the TREE_READONLY flag onto the result.
12194 (process_call_operands): Move around. Use correct constant value.
12196 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12199 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
12200 * config/arm/arm.md: Likewise.
12202 2009-06-19 Ian Lance Taylor <iant@google.com>
12204 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
12205 to GIMPLE_ERROR_MARK.
12207 * c-typeck.c (build_conditional_expr): Add op1_original_type and
12208 op2_original_type parameters. Warn about using different enum types.
12209 * c-parser.c (c_parser_conditional_expression): Pass original
12210 types to build_conditional_expr.
12211 * c-tree.h (build_conditional_expr): Update declaration.
12213 2009-06-19 Ian Lance Taylor <iant@google.com>
12215 * config/i386/i386.c (ix86_function_specific_save): Test that
12216 fields match values, rather than testing the values are in a
12219 2009-06-19 Richard Guenther <rguenther@suse.de>
12221 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
12222 ADDR_EXPR pointers.
12223 (ptr_derefs_may_alias_p): Likewise.
12224 (ptr_deref_may_alias_ref_p_1): New function.
12225 (ptr_deref_may_alias_ref_p): Likewise.
12226 (ref_maybe_used_by_call_p_1): Handle builtins that are not
12227 covered by looking at the ESCAPED solution.
12228 (call_may_clobber_ref_p_1): Likewise.
12229 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
12230 Handle NULL_TREE offset. Do not produce redundant constraints.
12231 (process_all_all_constraints): New helper function.
12232 (do_structure_copy): Use it.
12233 (handle_lhs_call): Likewise.
12234 (find_func_aliases): Handle some builtins with pointer arguments
12235 and/or return values explicitly.
12237 2009-06-19 Ian Lance Taylor <iant@google.com>
12239 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
12241 2009-06-19 Ian Lance Taylor <iant@google.com>
12243 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
12245 2009-06-19 Ian Lance Taylor <iant@google.com>
12247 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
12248 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
12251 * c-decl.c (finish_decl): If -Wc++-compat, warn about
12252 uninitialized const.
12254 2009-06-19 Ian Lance Taylor <iant@google.com>
12256 * dse.c (struct store_info): Rename bitmap field to bmap. Change
12259 * c-decl.c (in_struct, struct_types): Remove.
12260 (struct c_binding): Add in_struct field.
12261 (c_binding_ptr): Define type, along with VEC.
12262 (struct c_struct_parse_info): Define.
12263 (struct_parse_info): New static variable.
12264 (bind): Initialize in_struct field.
12265 (start_struct): Remove enclosing_in_struct and
12266 enclosing_struct_types parameters. Add
12267 enclosing_struct_parse_info parameter. Change all callers. Set
12268 struct_parse_info rather than in_struct and struct_types.
12269 (grokfield): If -Wc++-compat and there is a symbol binding for the
12270 field name, set the in_struct flag and push it on the
12271 struct_parse_info->fields vector.
12272 (warn_cxx_compat_finish_struct): New static function.
12273 (finish_struct): Remove enclosing_in_struct and
12274 enclosing_struct_types parameters. Add
12275 enclosing_struct_parse_info parameter. Change all callers. Don't
12276 set C_TYPE_DEFINED_IN_STRUCT here. Call
12277 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
12278 parameter. Only push on struct_types if warn_cxx_compat.
12279 (finish_enum): Only push on struct_types if warn_cxx_compat.
12280 (declspecs_add_type): Add loc parameter. Change all callers.
12281 Change all error calls to error_at. Pass loc, not input_location,
12282 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
12283 defined in a struct. If -Wc++-compat and parsing a struct, record
12284 that a typedef name was used.
12285 * c-parser.c (c_parser_declspecs): Get location to pass to
12286 declspecs_add_type.
12287 (c_parser_struct_or_union_specifier): Update calls to start_struct
12289 * c-tree.h (struct c_struct_parse_info): Declare.
12290 (finish_struct, start_struct): Update declarations.
12291 (declspecs_add_type): Update declaration.
12293 2009-06-19 Ian Lance Taylor <iant@google.com>
12295 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
12296 variable with an anonymous type.
12298 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
12300 * see.c: Remove for real.
12302 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
12304 * optabs.h (enum optab_index): Add new OTI_significand.
12305 (significand_optab): Define corresponding macro.
12306 * optabs.c (init_optabs): Initialize significand_optab.
12307 * genopinit.c (optabs): Implement significand_optab using
12308 significand?f2 patterns.
12309 * builtins.c (expand_builtin_mathfn): Handle
12310 BUILT_IN_SIGNIFICAND{,F,L}.
12311 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
12312 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
12314 * config/i386/i386.md (significandxf2, significand<mode>2): New
12315 expanders to implement significandf, significand and significandl
12316 built-ins as inline x87 intrinsics.
12318 2009-06-18 Anatoly Sokolov <aesok@post.ru>
12320 * config/avr/avr.c (avr_override_options): Remove setting value of
12321 PARAM_INLINE_CALL_COST.
12323 2009-06-18 Richard Henderson <rth@redhat.com>
12326 * tree-pass.h (TDF_ASMNAME): New.
12327 * tree-dump.c (dump_options): Add asmname.
12328 * doc/invoke.texi: Document it.
12330 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
12331 (dump_decl_name): ...here.
12332 (dump_function_name): New flags arg; mind TDF_ASMNAME.
12333 (dump_generic_node): Update dump_function_name calls.
12334 (print_call_name): New flags arg; update all dump calls.
12335 * diagnostic.h (print_call_name): Update.
12336 * gimple-pretty-print.c (dump_gimple_call): Update.
12338 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
12341 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
12343 2009-06-18 Diego Novillo <dnovillo@google.com>
12345 * doc/plugins.texi: Document plugin_is_GPL_compatible.
12346 * plugin.c (str_license): Declare.
12347 (try_init_one_plugin): Assert that the symbol
12348 'plugin_is_GPL_compatible' exists.
12350 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
12353 * Makefile.in (OBJS-common): Remove see.o.
12355 * common.opt (fsee): Mark as preserved for backward compatibility.
12356 * opts.c (common_handle_option): Add OPT_fsee to the backward
12357 compatibility section.
12358 * passes.c (init_optimization_passes, pass_see): Remove pass.
12359 * timevar.def (TV_SEE): Remove.
12360 * tree-pass.h (pass_see): Remove declaration.
12361 * doc/invoke.texi (-fsee): Remove documentation.
12363 2009-06-18 Martin Jambor <mjambor@suse.cz>
12365 * tree-sra.c: Include statistics.h
12366 (sra_stats): New variable.
12367 (sra_initialize): Clear sra_stats.
12368 (create_access_replacement): Increment sra_stats.replacements.
12369 (get_access_replacement): Do not return twice.
12370 (analyze_all_variable_accesses): Increment statistics counter by the
12371 number of scalarized aggregates.
12372 (generate_subtree_copies): Increment sra_stats.subtree_copies.
12373 (sra_modify_expr): Increment sra_stats.exprs.
12374 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
12375 (sra_modify_assign): Increment sra_stats.exprs,
12376 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
12377 (perform_intra_sra): Update statistics counters.
12378 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
12380 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
12382 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
12383 (arm_scalar_mode_supported_p): New function.
12385 2009-06-18 Paul Brook <paul@codesourcery.com>
12386 Sandra Loosemore <sandra@codesourcery.com>
12388 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
12389 (__extendhfsf2, __truncsfhf2): Define.
12390 * config/arm/fp16.c: New file.
12391 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
12392 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
12394 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
12396 * doc/extend.texi (Half-Precision): New section.
12397 * doc/invoke.texi (Option Summary): List -mfp16-format.
12398 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
12399 * config/arm/arm.opt (mfp16-format=): New.
12400 * config/arm/arm.c: Include intl.h.
12401 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
12402 (TARGET_INVALID_RETURN_TYPE): Redefine.
12403 (TARGET_PROMOTED_TYPE): Redefine.
12404 (TARGET_CONVERT_TO_TYPE): Redefine.
12405 (arm_fp16_format): Define.
12406 (all_fpus): Add entry for neon-fp16.
12407 (fp_model_for_fpu): Likewise.
12408 (struct fp16_format): Declare.
12409 (all_fp16_formats): Define.
12410 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
12412 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
12414 (arm_legitimate_index_p): Treat HFmode like HImode.
12415 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
12416 (coproc_secondary_reload_class): Special-case HFmode.
12417 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
12418 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
12419 (arm_init_fp16_builtins): New.
12420 (arm_init_builtins): Call it.
12421 (arm_invalid_parameter_type): New.
12422 (arm_invalid_return_type): New.
12423 (arm_promoted_type): New.
12424 (arm_convert_to_type).
12425 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
12427 (arm_emit_fp16_const): New function.
12428 (arm_mangle_type): Mangle __fp16 as "Dh".
12429 * config/arm/arm.h (TARGET_VFPD32): Make it know about
12431 (TARGET_NEON_FP16): New.
12432 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
12433 (enum fputype): Add FPUTYPE_NEON_FP16.
12434 (enum arm_fp16_format_type): Declare.
12435 (arm_fp16_format): Declare.
12436 (LARGEST_EXPONENT_IS_NORMAL): Define.
12437 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
12438 * config/arm/arm-modes.def (HFmode): Define.
12439 * config/arm/vfp.md: (*movhf_vfp): New.
12440 (extendhfsf2): New.
12442 * config/arm/arm.md: (fpu): Add neon_fp16.
12443 (floatsihf2, floatdihf2): New.
12444 (fix_trunchfsi2, fix_trunchfdi2): New.
12446 (extendhfdf2): New.
12448 (*arm32_movhf): New.
12449 (*thumb1_movhf): New.
12450 (consttable_2): Add check for HFmode constants.
12451 (consttable_4): Handle HFmode constants.
12453 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
12455 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
12457 2009-06-17 Olivier Hainque <hainque@adacore.com>
12459 * collect2.c (main): Use CONST_CAST2 to perform char ** to
12460 const char ** conversion in AIX specific section.
12462 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
12464 * config/i386/i386.c (ix86_special_builtin_type): Remove
12465 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
12466 (bdesc_special_args): Updated.
12467 (ix86_init_mmx_sse_builtins): Likewise.
12468 (ix86_expand_special_args_builtin): Likewise.
12470 2009-06-17 Richard Henderson <rth@redhat.com>
12472 * tree-pretty-print.c (maybe_dump_asm_name): New.
12473 (dump_decl_name): Use it.
12474 (PRINT_FUNCTION_NAME): Merge into...
12475 (dump_function_name): ... here. Use maybe_dump_asm_name.
12477 2009-06-17 Cary Coutant <ccoutant@google.com>
12479 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
12481 * debug.c (struct gcc_debug_hooks): Change placeholder for
12483 (debug_nothing_int_charstar_int): Replaced by...
12484 (debug_nothing_int_charstar_int_bool): ...this.
12485 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
12486 source_line prototype.
12487 (debug_nothing_int_charstar_int): Replaced by...
12488 (debug_nothing_int_charstar_int_bool): ...this.
12489 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
12490 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
12491 Output is_stmt operand when necessary.
12492 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
12493 (notice_source_line): Add is_stmt parameter.
12494 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
12495 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
12497 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
12498 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
12500 2009-06-17 Ian Lance Taylor <iant@google.com>
12502 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
12504 (struct store_by_pieces_d): Rename from store_by_pieces. Change
12507 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
12509 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
12510 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
12511 tree_strip_sign_nop_conversions and
12512 tree_ssa_strip_useless_type_conversions rather than stripping
12513 the operations here.
12514 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
12516 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
12517 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
12518 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
12519 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
12522 2009-06-17 Michael Eager <eager@eagercon.com>
12524 * config/rs6000/constraints.md (register_constraint "d"): New.
12525 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
12526 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
12527 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
12528 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
12529 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
12530 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
12531 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
12532 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
12533 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
12534 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
12536 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
12537 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
12538 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
12539 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
12540 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
12541 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
12542 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
12543 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
12544 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
12545 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
12546 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
12547 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
12548 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
12549 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
12551 2009-06-16 Ian Lance Taylor <iant@google.com>
12553 * profile.c (total_num_never_executed): Don't define.
12554 (compute_branch_probabilities): Don't count or print
12555 num_never_executed.
12556 (init_branch_prob): Don't set total_num_never_executed.
12557 (end_branch_prob): Don't print total_num_never_executed.
12559 2009-06-17 David Daney <ddaney@caviumnetworks.com>
12561 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
12563 2009-06-17 David Edelsohn <edelsohn@gnu.org>
12565 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
12566 (nabstd2_fpr): Same.
12568 2009-06-17 Steve Ellcey <sje@cup.hp.com>
12570 * expr.c (expand_assignment): Change complex type check.
12572 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
12574 * doc/plugins.texi (Building GCC plugins): Added new section.
12576 2009-06-17 Ian Lance Taylor <iant@google.com>
12578 * c-pch.c (get_ident): Don't set size of templ array.
12579 (pch_init): Don't set size of partial_pch array.
12581 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
12582 string constant to intialize an array whose size is the length of
12585 2009-06-17 Richard Guenther <rguenther@suse.de>
12587 PR tree-optimization/40389
12588 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
12589 to addressable types.
12590 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
12592 2009-06-17 Richard Guenther <rguenther@suse.de>
12594 PR middle-end/40460
12595 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
12596 if there is no evolution of left in the loop bail out.
12597 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
12598 chrec_fold_multiply.
12600 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
12601 Janis Johnson <janis187@us.ibm.com>
12604 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
12605 for the symbol ref of a constant that is the source of a move
12606 - nor for any other not-obvious-label-ref constants.
12608 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
12610 * plugin.c (position_pass): Skip newly inserted pass during list
12611 traversal to avoid repeated insertion.
12613 2009-06-16 Ian Lance Taylor <iant@google.com>
12615 * vec.h (VEC_stack_alloc): Define different version if
12616 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
12617 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
12618 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
12619 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
12621 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
12623 * config.gcc (extra_headers): Add ia32intrin.h for x86.
12625 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
12626 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
12627 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
12628 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
12629 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
12630 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
12631 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
12632 (bdesc_special_args): Add __builtin_ia32_rdtsc and
12633 __builtin_ia32_rdtscp.
12634 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
12635 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
12636 and __builtin_ia32_rorhi.
12637 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
12638 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
12639 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
12640 (ix86_expand_args_builtin): Likewise.
12641 (ix86_expand_special_args_builtin): Likewise.
12643 * config/i386/i386.md (UNSPECV_RDTSCP): New.
12644 (UNSPECV_RDTSC): Likewise.
12645 (UNSPECV_RDPMC): Likewise.
12646 (*bsr): Renamed to ...
12648 (*bsr_rex64): Renamed to ...
12651 (*rdpmc): Likewise.
12652 (*rdpmc_rex64): Likewise.
12654 (*rdtsc): Likewise.
12655 (*rdtsc_rex64): Likewise.
12656 (rdtscp): Likewise.
12657 (*rdtscp): Likewise.
12658 (*rdtscp_rex64): Likewise.
12660 * config/i386/ia32intrin.h: New.
12662 * config/i386/x86intrin.h: Include <ia32intrin.h>.
12664 2009-06-16 Ian Lance Taylor <iant@google.com>
12666 * ira-build.c (copy_info_to_removed_store_destinations):
12667 Initialize parent_a.
12669 2009-06-16 Ian Lance Taylor <iant@google.com>
12671 * c-decl.c (grokdeclarator): Change size_varies to bool.
12673 2009-06-16 Ian Lance Taylor <iant@google.com>
12675 * sel-sched.c: Make forward declarations of move_op_hooks and
12676 fur_hooks explicitly extern.
12678 2009-06-16 Ian Lance Taylor <iant@google.com>
12680 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
12681 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
12683 2009-06-16 Ian Lance Taylor <iant@google.com>
12685 * resource.c (mark_referenced_resources): Change
12686 include_delayed_effects parameter to bool. Change all callers.
12687 (mark_end_of_function_resources): Likewise.
12688 * reorg.c (insn_references_resource_p): Likewise.
12689 (insn_sets_resource_p): Likewise.
12690 * resource.h (mark_referenced_resources): Update declaration.
12691 (mark_end_of_function_resources): Update declaration.
12693 2009-06-16 David Edelsohn <edelsohn@gnu.org>
12695 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
12697 2009-06-16 David Edelsohn <edelsohn@gnu.org>
12699 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
12700 GCC can bootstrap on AIX with GNU Binutils 2.20.
12702 2009-06-16 Ian Lance Taylor <iant@google.com>
12704 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
12706 2009-06-16 Ian Lance Taylor <iant@google.com>
12708 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
12709 inline, not extern inline.
12710 (exact_log2): Likewise.
12711 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
12713 (exact_log2): Likewise, but don't test CTZ_HWI.
12715 2009-06-16 Ian Lance Taylor <iant@google.com>
12717 * bitmap.c (bitmap_clear): Don't declare as inline.
12718 * gimple.c (gimplify_assign): Likewise.
12719 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
12720 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
12721 (sched_scan_info): Remove duplicate definition.
12723 2009-06-16 Ian Lance Taylor <iant@google.com>
12725 * c-common.c (skip_evaluation): Don't define.
12726 (c_inhibit_evaluation_warnings): Define global variable.
12727 (overflow_warning): Check c_inhibit_evaluation_warnings rather
12728 than skip_evaluation.
12729 (convert_and_check, warn_for_div_by_zero): Likewise.
12730 * c-common.h (skip_evaluation): Don't declare.
12731 (c_inhibit_evaluation_warnings): Declare.
12732 * c-parser.c (c_parser_typeof_specifier): Set
12733 c_inhibit_evaluation_warnings rather than skip_evaluation.
12734 (c_parser_conditional_expression): Likewise.
12735 (c_parser_binary_expression): Likewise.
12736 (c_parser_sizeof_expression): Likewise.
12737 (c_parser_alignof_expression): Likewise.
12738 * c-typeck.c (build_indirect_ref): Check
12739 c_inhibit_evaluation_warnings rather than skip_evaluation.
12740 (build_conditional_expr, build_binary_op): Likewise.
12742 2009-06-16 Richard Guenther <rguenther@suse.de>
12744 * tree-ssa-alias.c (is_escape_site): Remove.
12745 * tree-ssa-alias.h (enum escape_type): Remove.
12746 (is_escape_site): Likewise.
12747 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
12748 via casts and asms without deferring to is_escape_site.
12750 2009-06-16 Jakub Jelinek <jakub@redhat.com>
12752 PR middle-end/40446
12753 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
12754 use gen_lowpart if op0 has complex mode.
12756 2009-06-16 Richard Guenther <rguenther@suse.de>
12758 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
12759 variables add them to ESCAPED.
12760 (find_func_aliases): Do not make all indirectly stored values escaped.
12762 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
12764 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
12765 make_decl_one_only.
12767 2009-06-16 Martin Jambor <mjambor@suse.cz>
12769 PR tree-optimization/40432
12770 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
12771 check whether we need to force gimple register operand.
12773 2009-06-16 Martin Jambor <mjambor@suse.cz>
12775 PR tree-optimization/40413
12776 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
12777 build_ref_for_offset.
12778 (propagate_subacesses_accross_link): Fix a typo in a comment.
12780 2009-06-16 Ira Rosen <irar@il.ibm.com>
12782 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
12783 with additional parameter.
12784 * tree-vectorizer.h (enum vect_def_type): Add new value
12786 (enum vect_relevant): Add comments.
12787 (vect_is_simple_reduction): Add new argument.
12788 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
12789 Detect nested cycles.
12790 (vect_is_simple_reduction): Update documentation, add an argument to
12791 distinguish inner-loop reduction from nested cycle, detect nested
12792 cycles, fix printings and indentation, don't swap operands in case
12794 (get_initial_def_for_reduction): Handle subtraction.
12795 (vect_create_epilog_for_reduction): Add new argument to specify
12796 reduction variable.
12797 (vect_finalize_reduction): Handle subtraction, fix comments.
12798 (vectorizable_reduction): Handle nested cycles. In case of nested
12799 cycle keep track of the reduction variable position. Call
12800 vect_is_simple_reduction with additional parameter. Use original
12801 statement code in reduction epilogue for nested cycle. Call
12802 vect_create_epilog_for_reduction with additional parameter.
12803 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
12804 inner-loop vectorization.
12805 (vect_recog_widen_sum_pattern): Likewise.
12806 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
12808 (vect_mark_stmts_to_be_vectorized): Likewise.
12809 (vect_get_vec_def_for_operand): Handle nested cycles.
12811 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12813 * doc/invoke.texi (Debugging Options): Fix option index entries
12814 for -fdump-statistics, -frandom-seed add entries for
12815 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
12816 (FRV Options): Fix entries for -mTLS, -mtls.
12817 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
12818 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
12819 (M68hc1x Options): Fix @itemx for -mnominmax.
12820 (MCore Options): Fix entry for -mno-lsim.
12821 (MMIX Options): Fix entry for -mabi=mmixware.
12822 (PDP-11 Options): Fix entry for -mbcopy-builtin.
12824 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
12826 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
12827 Mention the plugin mode of gengtype.
12828 * doc/gty.texi (Source Files Containing Type Information): Likewise.
12829 * gengtype.c: Updated copyright.
12830 (plugin_files, nb_plugin_files) Added new static variables.
12831 (measure_input_list) Care about plugin_files.
12832 (write_rtx_next): Added early return in plugin mode.
12833 (create_file): Updated copyright year in generated file. Added
12835 (oprintf): Added early return if NULL outf.
12836 (get_output_file_with_visibility): Care of plugin_files.
12837 (get_output_file_name): May return null.
12838 (write_local): Added early return.
12839 (put_mangled_filename): Ditto.
12840 (finish_root_table): Added check for base_files.
12841 (write_roots): Care about null when plugins.
12842 (main): Added plugin mode.
12844 2009-06-15 Ian Lance Taylor <iant@google.com>
12846 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
12847 * gcov.c (read_count_file): Add braces around variables declared
12850 * c.opt (Wjump-misses-init): New warning.
12851 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
12852 -Wall and -Wc++-compat if not already set.
12853 (c_common_post_options): Clear warn_jump_misses_init if it was not
12855 * c-decl.c (struct c_binding): Change type field to a union with
12856 new label field. Make it the first field in the struct. Update
12857 references to type to use u.type instead.
12858 (struct c_spot_bindings): Define.
12859 (struct c_goto_bindings): Define.
12860 (c_goto_bindings_p): Define, along with VECs.
12861 (struct c_label_vars): Define.
12862 (struct c_scope): Add has_label_bindings field.
12863 (bind_label, set_spot_bindings): New static functions.
12864 (decl_jump_unsafe, update_spot_bindings): New static functions.
12865 (update_label_decls): New static function.
12866 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
12867 Update binding u.label field to shadowed field.
12868 (c_binding_start_stmt_expr): New function.
12869 (c_binding_end_stmt_expr): New function.
12870 (pushdecl): Don't call c_begin_vm_scope.
12871 (make_label): Add defining and p_label_vars parameters. Change
12873 (lookup_label): Correct test for whether a label has not yet been
12874 defined. Call bind_label rather than bind.
12875 (warn_about_goto): New static function.
12876 (lookup_label_for_goto): New function.
12877 (declare_label): Call bind_label rather than bind.
12878 (check_earlier_gotos): New static function.
12879 (define_label): Don't give errors about jumping into statement
12880 expressions or scopes of variably modified types. Call
12881 set_spot_bindings and check_earlier_gotos. Call bind_label
12882 instead of bind. Don't set label_context_stack_se or
12883 label_context_stack_vm.
12884 (c_get_switch_bindings): New function.
12885 (c_release_switch_bindings): New function.
12886 (c_check_switch_jump_warnings): New function.
12887 (start_function): Don't set label_context_stack_se or
12888 label_context_stack_vm.
12889 (finish_function): Likewise.
12890 * c-typeck.c (label_context_stack_se): Don't define.
12891 (label_context_stack_vm): Don't define.
12892 (c_finish_goto_label): Call lookup_label_for_goto rather than
12893 lookup_label. Don't give errors about jumping into a statement
12894 expression or the scope of a variably modified type. Don't set
12895 label_context_stack_se or label_context_stack_vm.
12896 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
12897 fields. Add bindings field.
12898 (c_start_case): Don't set deleted fields. Set bindings field.
12899 (do_case): Rework order of tests. Don't check blocked_stmt_expr
12900 or blocked_vm. Call c_check_switch_jump_warnings.
12901 (c_finish_case): Don't test blocked_stmt_expr field. Call
12902 c_release_switch_bindings.
12903 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
12904 c_switch_stack. Don't walk label_context_stack_se labels. Don't
12905 set label_context_stack_se. Call c_bindings_start_stmt_expr.
12906 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
12907 c_switch_stack. Don't walk label_context_stack_se labels. Don't
12908 set label_context_stack_se. Call c_bindings_end_stmt_expr.
12909 (c_begin_vm_scope, c_end_vm_scope): Don't define.
12910 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
12911 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
12912 (C_DECL_UNJUMPABLE_VM): Don't define.
12913 (C_DECL_UNDEFINABLE_VM): Don't define.
12914 (struct c_label_list): Don't define.
12915 (struct c_label_context_se): Don't define.
12916 (struct c_label_context_vm): Don't define.
12917 (struct c_spot_bindings): Declare.
12918 (c_bindings_start_stmt_expr): Declare.
12919 (c_bindings_end_stmt_expr): Declare.
12920 (lookup_label_for_goto): Declare.
12921 (c_get_switch_bindings, c_release_switch_bindings): Declare.
12922 (c_check_switch_jump_warnings): Declare.
12923 (label_context_stack_se, label_context_stack_vm): Don't declare.
12924 (c_finish_goto_label): Update declaration.
12925 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
12926 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
12927 (Warning Options): Document -Wjump-misses-init.
12929 2009-06-15 Jakub Jelinek <jakub@redhat.com>
12931 * tree-object-size.c (addr_object_size): Fix a pasto in the last
12934 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
12936 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
12938 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
12940 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
12942 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
12944 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
12946 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
12948 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
12949 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
12950 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
12951 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
12952 * dwarf2asm.c (dw2_force_const_mem): Update call to
12953 make_decl_one_only.
12954 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
12955 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
12956 * langhooks.c (lhd_comdat_group): Remove.
12957 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
12958 * tree.h (DECL_COMDAT_GROUP): New.
12959 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
12960 (tree_decl_with_vis): Add comdat_group. Remove one_only.
12961 (make_decl_one_only): Change signature.
12962 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
12963 make_decl_one_only.
12964 (make_decl_one_only): Change signature.
12965 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
12967 2009-06-15 Richard Guenther <rguenther@suse.de>
12969 PR middle-end/40439
12970 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
12972 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12974 * tree-ssa-math-opts.c: Remove extra divide.
12976 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12978 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
12980 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12982 * passes.c: Add bswap pass.
12983 * tree-pass.h: Add pass_optimize_bswap declaration.
12984 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
12985 Include rtl.h, expr.h and optabs.h for optab_handler check.
12986 (struct symbolic_number, pass_optimize_bswap): New definition.
12987 (do_shift_rotate, verify_symbolic_number_p): New functions.
12988 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
12989 (gate_optimize_bswap): New function.
12990 * tree.c (widest_int_cst_value): New function.
12991 * tree.h (widest_int_cst_value): Prototype added.
12993 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
12995 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
12996 REG_EQUAL/REG_EQUIV notes.
12998 2009-06-14 Richard Guenther <rguenther@suse.de>
13000 PR middle-end/40389
13001 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
13002 has its address taken if NRV was applied and it is addressable.
13003 * tree-ssa-structalias.c (get_constraint_for_address_of): New
13004 function split out from ...
13005 (get_constraint_for_1): ... here.
13006 (handle_rhs_call): Use it to mark the return slot escaped if
13007 it is addressable and NRV was applied.
13009 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13011 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
13012 Change first argument type to location_t.
13013 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
13014 Do not set input_location.
13015 Use loc instead of input_location throughout.
13017 2009-06-13 Richard Guenther <rguenther@suse.de>
13019 PR tree-optimization/40421
13020 * tree-predcom.c (should_unroll_loop_p): Remove.
13021 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
13023 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
13025 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13026 Add location argument.
13028 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13030 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
13032 * config/s390/s390.c (s390_build_builtin_va_list): Same.
13033 (s390_gimplify_va_arg): Pass location to create_artificial_label.
13034 * config/spu/spu-protos.h: Add location to
13035 spu_resolve_overloaded_builtin.
13036 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
13037 spu_build_builtin_va_list.
13038 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
13039 argument. Pass location to build_function_call_vec.
13040 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
13042 (emit_fpu_switch): Same.
13043 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
13044 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
13045 to build_decl and create_artificial_label.
13046 (xtensa_gimplify_va_arg_expr): Same.
13047 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
13048 (xstormy16_gimplify_va_arg_expr): Same.
13049 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
13050 * config/arm/arm.c (arm_build_builtin_va_list): Same.
13051 * config/mips/mips.c (mips_build_builtin_va_list): Same.
13052 (mips16_build_function_stub): Same.
13053 (mips16_build_call_stub): Same.
13055 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
13058 * arm/constraints.md (Pa, Pb): New constraints.
13059 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
13060 split pattern to deal with them.
13062 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
13064 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
13065 fix index entry for -Xpreprocessor.
13067 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13069 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13070 Add location argument to build_decl call.
13071 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
13072 (rs6000_init_builtins): Same.
13073 (spe_init_builtins): Same.
13074 (rs6000_gimplify_va_arg): Add location argument to
13075 create_artificial_label call.
13077 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
13079 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
13080 * combine-stack-adj.c (pass_stack_adjustments): Use it.
13081 * Makefile.in: Fix GGC dependency for gcse.o.
13083 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13085 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
13086 * gimple-pretty-print.c (dump_gimple_stmt): Same.
13087 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
13089 * c-parser.c (c_parser_binary_expression): Use current column while
13090 building binary operations.
13091 * common.opt (fshow-column): Enable by default.
13092 * tree-vrp.c (check_array_ref): Use warning_at.
13093 (check_array_bounds): Use location from call back if expr has no
13095 * tree.h: Add location argument to maybe_fold_*.
13096 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
13097 (maybe_fold_offset_to_array_ref): Add location argument and use it.
13098 (maybe_fold_offset_to_component_ref): Same.
13099 (maybe_fold_offset_to_reference): Same.
13100 (maybe_fold_offset_to_address): Same.
13101 (maybe_fold_stmt_indirect): Same.
13102 (maybe_fold_stmt_addition): Same.
13103 (fold_stmt_r): Pass location to maybe_fold_*.
13104 (fold_gimple_assign): Same.
13105 * c-tree.h: Add location argument to finish_decl,
13106 default_function_array_conversion, store_init_value.
13107 * c-decl.c (define_label): Use error_at.
13108 (c_make_fname_decl): Pass location to finish_decl.
13109 (finish_decl): New location argument.
13110 (build_compound_literal): Pass location to store_init_value.
13111 (grokdeclarator): Pass location to finish_decl.
13113 * c-typeck.c (array_to_pointer_conversion): New location argument.
13114 (function_to_pointer_conversion): Same.
13115 (default_function_array_conversion): Same.
13116 (parser_build_unary_op): Pass location to overflow_warning.
13117 (parser_build_binary_op): Same. Use warning_at.
13118 (build_unary_op): Pass location to array_to_pointer_conversion.
13119 (build_c_cast): Pass location to digest_init.
13120 (build_modify_expr): New location argument.
13121 (convert_for_assignment): Same.
13122 (store_init_value): Same.
13123 (digest_init): Same.
13124 (output_init_element): Pass location to digest_init and
13125 array_to_pointer_conversion.
13126 (c_finish_return): Pass location to convert_for_assignment.
13127 * gimplify.c (gimplify_conversion): Pass location to
13128 maybe_fold_offset_to_address.
13129 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
13130 to maybe_fold_stmt_addition.
13131 * c-omp.c (c_finish_omp_atomic): Pass new location to
13133 (c_finish_omp_for): Same.
13134 * c-common.c (overflow_warning): New argument.
13135 * c-common.h: New argument to build_modify_expr, overflow_warning.
13136 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
13138 (c_parser_initializer): Pass location to
13139 default_function_array_conversion.
13140 (c_parser_initelt): Same.
13141 (c_parser_initval): Same.
13142 (c_parser_asm_operands): Same.
13143 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
13144 (c_parser_conditional_expression): Same.
13145 (c_parser_binary_expression): Add location info to stack. Use it.
13146 (c_parser_unary_expression): Pass location to
13147 default_function_array_conversion, parser_build_unary_op,
13148 build_indirect_ref, c_parser_postfix_expression_after_primary.
13149 (c_parser_postfix_expression_after_primary): New location argument.
13151 (c_parser_expression_conv): Pass location to
13152 default_function_array_conversion.
13153 (c_parser_expr_list): Same.
13154 (c_parser_omp_atomic): Same.
13155 (c_parser_omp_for_loop): Same.
13156 * c-tree.h: (struct c_declarator): Add comment to id_loc.
13157 (build_array_declarator): New argument.
13158 * c-decl.c (build_array_declarator): Add location argument.
13159 (grokdeclarator): Set id_loc for cdk_array.
13160 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
13161 build_array_declarator.
13162 * tree.c (build_omp_clause): Add location argument.
13163 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
13164 (OMP_CLAUSE_LOCATION): New macro.
13165 (struct tree_omp_clause): Add location field.
13166 (build_omp_clause): Add argument.
13167 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
13168 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
13170 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
13171 (cp_parser_omp_clause_collapse): Same.
13172 (cp_parser_omp_clause_default): Same.
13173 (cp_parser_omp_clause_if): Same.
13174 (cp_parser_omp_clause_nowait): Same.
13175 (cp_parser_omp_clause_num_threads): Same.
13176 (cp_parser_omp_clause_ordered): Same.
13177 (cp_parser_omp_clause_schedule): Same.
13178 (cp_parser_omp_clause_untied): Same.
13179 (cp_parser_omp_for_loop): Same.
13180 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
13181 * c-tree.h (c_start_case): Add location argument.
13182 (c_process_expr_stmt): Same.
13183 (c_finish_goto_*): Same.
13184 * tree-parloops.c (initialize_reductions): Pass location to
13186 (create_parallel_loop): Same.
13187 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
13188 (gfc_trans_omp_reduction_list): Same.
13189 (gfc_trans_omp_clauses): Same.
13190 (gfc_trans_omp_do): Same.
13191 * c-typeck.c (c_finish_goto_label): Same.
13192 (c_finish_goto_ptr): New location argument.
13193 (c_start_case): Same.
13194 (emit_side_effect_warnings): Same.
13195 (c_process_expr_stmt): Same.
13196 (c_finish_stmt_expr): Same.
13197 (c_finish_omp_clauses): Use error_at instead of error.
13198 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
13200 * c-omp.c (c_split_parallel_clauses): New location argument.
13201 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
13202 to build_omp_clause.
13203 (convert_local_reference_stmt): Same.
13204 (convert_gimple_call): Same.
13205 * c-common.h (c_split_parallel_clauses): New argument.
13206 * c-parser.c (c_parser_statement_after_labels): Pass location to
13207 c_finish_goto_label.
13208 (c_parser_switch_statement): Pass location to c_start_case.
13209 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
13210 and c_process_expr_stmt.
13211 (c_parser_omp_variable_list): Add location argument.
13212 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
13213 (c_parser_omp_clause_default): Same.
13214 (c_parser_omp_clause_if): Same.
13215 (c_parser_omp_clause_num_threads): Same.
13216 (-c_parser_omp_clause_ordered): Same.
13217 (c_parser_omp_clause_reduction): Pass location to
13218 c_parser_omp_variable_list.
13219 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
13220 (c_parser_omp_clause_untied): Same.
13221 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
13222 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
13224 * c-tree.h (check_for_loop_decls, undeclared_variable,
13225 build_component_ref, build_array_ref, build_external_ref,
13226 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
13227 build_conditional_expr, build_compound_expr, c_cast_expr,
13228 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
13229 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
13231 * c-semantics.c (build_stmt): Same.
13232 (build_case_label): Same.
13233 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
13234 (undeclared_variable): New argument.
13235 (make_label): Same.
13236 (lookup_label): Pass location on down.
13237 (define_label): Same.
13238 (finish_decl): Same.
13239 (build_compound_literal): Same.
13240 (finish_struct): Same.
13241 (finish_function): Do not set location here.
13242 (check_for_loop_decls): New argument.
13243 * tree.c (save_expr): Set location.
13244 (build_empty_stmt): New argument.
13245 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
13246 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
13247 * builtins.c (gimplify_va_arg_expr): Use locations.
13248 (expand_builtin_sync_operation): Same.
13249 * c-typeck.c (build_component_ref): New argument.
13250 (build_array_ref): Same.
13251 (build_external_ref): Same.
13252 (c_expr_sizeof_expr): Same.
13253 (c_expr_sizeof_type): Same.
13254 (parser_build_unary_op): Same.
13255 (build_conditional_expr): Same.
13256 (build_compound_expr): Pass location on down.
13257 (build_compound_expr): New argument.
13258 (build_c_cast): Same.
13259 (c_cast_expr): Same.
13260 (build_asm_expr): Same.
13261 (c_finish_return): Same.
13262 (c_process_expr_stmt): Pass location on down.
13263 (c_finish_stmt_expr): New argument.
13264 (push_clenaup): Same.
13265 (c_finish_omp_parallel): Same.
13266 (c_finish_omp_task): Same.
13267 * gimplify.c (gimplify_call_expr): Pass location on down.
13268 * c-omp.c (c_finish_omp_master): New argument.
13269 (c_finish_omp_critical): Same.
13270 (c_finish_omp_ordered): Same.
13271 (c_finish_omp_barrier): Same.
13272 (-c_finish_omp_taskwait): Same.
13273 (c_finish_omp_atomic): Same.
13274 (c_finish_omp_flush): Same.
13275 * tree-inline.c (copy_tree_body_r): Pass location on down.
13276 (inline_forbidden_p): Remove use of input_location.
13277 * c-gimplify.c (c_build_bind_expr): New argument.
13278 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
13279 (c_sizeof_or_alignof_type): New argument.
13280 (c_alignof_expr): Same.
13281 (build_va_arg): Same.
13282 (c_add_case_label): Same.
13283 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
13284 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
13285 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
13286 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
13287 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
13288 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
13290 * stub-objc.c (objc_build_selector_expr): Same.
13291 (objc_build_throw_stmt): Same.
13292 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
13293 (c_parser_initelt): Same.
13294 (c_parser_compound_statement): Same.
13295 (c_parser_compound_statement_nostart): Same.
13296 (c_parser_label): Same.
13297 (c_parser_statement_after_labels): Same.
13298 (c_parser_if_body): Same.
13299 (c_parser_else_body): Same.
13300 (c_parser_if_statement): Same.
13301 (c_parser_switch_statement): Same.
13302 (c_parser_while_statement): Same.
13303 (c_parser_do_statement): Same.
13304 (c_parser_for_statement): Same.
13305 (c_parser_asm_statement): Same.
13306 (c_parser_conditional_expression): Same.
13307 (c_parser_binary_expression): Same.
13308 (c_parser_cast_expression): Same.
13309 (c_parser_unary_expression): Same.
13310 (c_parser_sizeof_expression): Same.
13311 (c_parser_alignof_expression): Same.
13312 (c_parser_postfix_expression): Same.
13313 (c_parser_expression): Same.
13314 (c_parser_objc_receiver): Same.
13315 (c_parser_omp_variable_list): Same.
13316 (c_parser_omp_structured_block): Same.
13317 (c_parser_omp_atomic): New argument.
13318 (c_parser_omp_barrier): Same.
13319 (c_parser_omp_critical): Same.
13320 (c_parser_omp_flush): Pass location on down.
13321 (c_parser_omp_for_loop): New argument.
13322 (c_parser_omp_for): Same.
13323 (c_parser_omp_master): Same.
13324 (c_parser_omp_ordered): Same.
13325 (c_parser_omp_sections_scope): Same.
13326 (c_parser_omp_sections): Same.
13327 (c_parser_omp_parallel): Same.
13328 (c_parser_omp_single): Same.
13329 (c_parser_omp_task): Same.
13330 (c_parser_omp_taskwait): Pass location on down.
13331 (c_parser_omp_construct): Same.
13332 (c_parser_omp_threadprivate): Same.
13333 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
13334 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
13335 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
13336 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
13337 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
13338 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
13339 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
13340 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
13341 config/i386/i386.c, stmt.c:
13342 Add location argument to the following function definitions and/or
13343 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
13344 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
13345 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
13346 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
13347 do_case, c_finish_bc_stmt, build_compound_literal,
13348 build_function_call.
13349 * c-decl.c (build_compound_literal): Add location argument.
13350 Make all diagnostic calls use location.
13351 (start_struct): Same.
13352 (finish_struct): Same.
13353 (start_enum): Same.
13354 (build_enumerator): Same.
13355 (start_function): Same.
13356 (grokdeclarator): Make all diagnostic calls use location.
13357 (store_parm_decls_oldstyle): Same.
13358 * c-typeck.c (build_function_call): Add location argument.
13359 Make all diagnostic calls use location.
13361 (c_finish_bc_stmt): Same.
13362 * tree-nested.c (get_trampoline_type): Add argument.
13363 Pass location to build_decl.
13364 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
13365 * rtl.h (RTL_LOCATION): New.
13366 * c-common.c (c_add_case_label): Add location argument.
13367 Make all diagnostic calls use location.
13368 * c-common.h: Add location argument to make_fname_decl, do_case,
13369 c_add_case_label, build_function_call, resolve_overloaded_builtin.
13370 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
13371 Set it appropriately for every case. Pass enum_loc to start_enum
13372 call. Pass value_loc first to build_enumerator. Pass enum_loc to
13374 (c_parser_struct_or_union_specifier): Save location. Use it for
13375 start_struct, finish_struct, and parser_xref_tag.
13377 2009-06-12 Ian Lance Taylor <iant@google.com>
13379 * fold-const.c (fold_unary): Rename local variable and to and_expr.
13381 * c-opts.c (c_common_handle_option): For -Wc++-compat set
13382 cpp_opts->warn_cxx_operator_names.
13384 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
13387 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
13388 is returns NULL and OP is a VCE, look through the VCE.
13390 2009-06-12 Ian Lance Taylor <iant@google.com>
13393 * collect2.c (main): Use CONST_CAST2 in code inside #if
13394 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
13396 2009-06-12 Joey Ye <joey.ye@intel.com>
13398 PR middle-end/39146
13399 * cfgexpand.c (get_decl_align_unit): Update
13400 max_used_stack_slot_alignment with align instead of
13401 stack_alignment_needed.
13403 * function.c (assign_stack_local_1): Update
13404 max_used_stack_slot_alignment with alignment_in_bits instead
13405 of stack_alignment_needed.
13406 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
13409 2009-06-12 Jakub Jelinek <jakub@redhat.com>
13411 * dwarf2out.c (last_var_location_insn): New variable.
13412 (dwarf2out_end_epilogue): Clear last_var_location_insn.
13413 (dwarf2out_var_location): Don't record anything after last real
13414 insn. Only change labels if there were any real instructions
13415 in between last note and this one, or if changed sections.
13417 2009-06-11 Richard Henderson <rth@redhat.com>
13419 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
13420 note when storing the frame pointer in a register.
13421 (FRP): Don't redefine to nothing for epilogue.
13422 (alpha_expand_epilogue): Mark register and sp restores.
13423 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
13425 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
13426 when gen_lowpart is needed.
13428 2009-06-11 Richard Henderson <rth@redhat.com>
13430 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
13432 * dwarf2out.c (need_data_align_sf_opcode): New.
13433 (div_data_align): Move earlier.
13434 (def_cfa_1, reg_save): Use it.
13436 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
13438 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
13439 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
13440 (ix86_handle_option): Handle OPT_mcrc32.
13441 (ix86_target_string): Add -mcrc32.
13442 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
13444 * config/i386/i386.h (TARGET_CRC32): New.
13446 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
13447 (sse4_2_crc32di): Likewise.
13449 * config/i386/i386.opt (mcrc32): New.
13451 * doc/invoke.texi: Document -mcrc32.
13453 2009-06-11 Richard Henderson <rth@redhat.com>
13455 * common.opt (gdwarf-): Accept a version number.
13456 * doc/invoke.texi (gdwarf-): Update docs.
13457 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
13458 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
13459 version level, and record it.
13461 * dwarf2.h (DW_CIE_VERSION): Remove.
13462 * dwarf2out.c (DWARF_VERSION): Remove.
13463 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
13464 (output_call_frame_info): Use CIE version 3 for dwarf3,
13465 or if the return register column is out of range for version 1.
13466 (dwarf_stack_op_name): Add all dwarf3 values.
13467 (DEBUG_PUBTYPES_SECTION): New.
13468 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
13469 encoding change for dwarf3.
13470 (output_die) [dw_val_class_die_ref]: Likewise.
13471 (output_compilation_unit_header): Emit correct version for dwarf3.
13472 (output_line_info): Likewise.
13473 (output_pubnames): Update for DWARF_VERSION removal.
13474 (output_aranges): Likewise.
13475 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
13476 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
13477 (dwarf2out_finish): Likewise.
13479 2009-06-11 David Daney <ddaney@caviumnetworks.com>
13481 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
13484 2009-06-11 David Daney <ddaney@caviumnetworks.com>
13487 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
13488 * builtins.c (expand_builtin_unreachable): New function.
13489 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
13490 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
13491 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
13493 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
13494 searching for missing barriers.
13496 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
13498 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
13499 when -fprofile-generate* was passed.
13500 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
13502 2009-06-11 Anthony Green <green@moxielogic.com>
13504 * config/moxie/moxie.md: Define length attribute for all instructions.
13506 (*b<cond:code>): Support limited branch ranges for new PC-relative
13507 branch instructions.
13508 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
13510 2009-06-11 Jakub Jelinek <jakub@redhat.com>
13512 * config/i386/i386.c (min_insn_size): Use get_attr_length
13513 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
13514 For __asm return 0.
13516 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
13517 instead of emit_insn_before.
13519 2009-06-10 Ian Lance Taylor <iant@google.com>
13522 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
13525 2009-06-10 Revital Eres <eres@il.ibm.com>
13527 * passes.c (init_optimization_passes): Reschedule
13528 predictive-commoning pass before complete unroll pass.
13530 2009-06-10 Martin Jambor <mjambor@suse.cz>
13532 * cgraph.c (cgraph_node_can_be_local_p): New function.
13533 (cgraph_make_node_local): New function.
13534 * cgraph.h (cgraph_node_can_be_local_p): Declare.
13535 (cgraph_make_node_local): Declare.
13537 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
13539 * tree.h (tree_base): Add packed_flag and user_align fields.
13540 Decrease size of spare field.
13541 (TYPE_USER_ALIGN): Use user_align from tree_base.
13542 (DECL_USER_ALIGN): Likewise.
13543 (TYPE_PACKED): Use packed_flag from tree_base.
13544 (DECL_PACKED): Likewise.
13545 (tree_type): Delete packed_flag and user_align fields. Widen
13546 precision field. Widen mode field and shuffle fields to align
13547 mode on an 8-bit boundary.
13548 (tree_decl_common): Delete decl_flag_1 and user_align fields.
13549 Renumber decl_flag_* fields. Fix comments. Widen
13550 decl_common_unused field.
13551 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
13552 (DECL_EXTERNAL): Likewise.
13553 (DECL_BIT_FIELD): Likewise.
13554 (DECL_NONADDRESSABLE_P): Likewise.
13555 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
13556 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
13558 2009-06-10 Ian Lance Taylor <iant@google.com>
13560 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
13561 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
13562 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
13563 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
13564 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
13565 DEF_VEC_ALLOC_FUNC_P.
13566 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
13567 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
13568 DEF_VEC_ALLOC_FUNC_O.
13569 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
13570 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
13571 DEF_VEC_ALLOC_FUNC_I.
13572 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
13573 (vec_stack_p_reserve_exact_1): Declare.
13574 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
13575 (vec_stack_free): Declare.
13576 (VEC_stack_alloc): Define.
13577 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
13578 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
13579 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
13580 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
13582 (stack_vecs): New static variable.
13583 (vec_stack_p_reserve_exact_1): New function.
13584 (vec_stack_o_reserve_1): New static function.
13585 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
13586 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
13587 (vec_stack_free): New function.
13588 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
13589 (VEC_df_ref_stack_alloc): Define.
13590 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
13591 DEF_VEC_ALLOC_P_STACK.
13592 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
13593 (struct df_collection_rec): Change _vec fields to VEC. Remove
13595 (df_free_collection_rec): Adjust for new fields.
13596 (df_insn_rescan): Use new df_collection_rec fields.
13597 (df_notes_rescan, df_canonize_collection_rec): Likewise.
13598 (df_ref_create_structure, df_ref_record): Likewise.
13599 (df_get_conditional_uses, df_get_call_refs): Likewise.
13600 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
13601 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
13602 (df_record_exit_block_uses, df_bb_verify): Likewise.
13603 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
13604 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
13605 Remove count parameter. Change return type to void. Change all
13607 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
13608 Remove count parameter. Change return type to void. Change all
13610 (df_install_refs): Change old_vec parameter to VEC. Remove count
13611 parameter. Change all callers.
13612 (df_install_mws): Change old_vec parameter to VEC. Remove count
13613 parameter. Change all callers.
13614 (df_refs_verify): Change new_rec parameter to VEC. Change call
13616 (df_mws_verify): Likewise.
13618 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
13620 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
13622 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
13624 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
13626 2009-06-10 Anthony Green <green@moxielogic.com>
13628 * config/moxie/crti.asm: New file.
13629 * config/moxie/crtn.asm: New file.
13630 * config/moxie/moxie.c: New file.
13631 * config/moxie/moxie.h: New file.
13632 * config/moxie/sfp-machine.h: New file.
13633 * config/moxie/moxie-protos.h: New file.
13634 * config/moxie/t-moxie: Created.
13635 * config/moxie/t-moxie-softfp: Created.
13636 * config/moxie/moxie.md: Created.
13637 * config/moxie/constraints.md: Created.
13638 * config.gcc: Add moxie support.
13639 * doc/md.texi (Machine Constraints): Add moxie constraints.
13640 * doc/contrib.texi (Contributors): Mention moxie port.
13641 * doc/install.texi (Specific): Mention the moxie port.
13643 2009-06-09 Ian Lance Taylor <iant@google.com>
13645 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
13646 compiling with C++.
13647 * optabs.c (optab_table): Only use designated initializers if
13648 HAVE_DESIGNATED_INITIALIZERS is defined.
13649 (convert_optab_table): Likewise.
13650 (init_optabs): Always call init_insn_codes if
13651 HAVE_DESIGNATED_INITIALIZERS is not defined.
13653 2009-06-09 Ian Lance Taylor <iant@google.com>
13655 * targhooks.c (default_builtin_vectorized_function): Change fn
13656 parameter to unsigned int.
13657 (default_builtin_vectorized_conversion): Change code parameter to
13659 (default_builtin_reciprocal): Change fn parameter to unsigned int.
13660 * targhooks.h: Update declarations.
13661 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
13662 parameter to unsigned int.
13664 * c-typeck.c (comptypes_check_enum_int): New static function.
13665 (comptypes_internal): Add enum_and_int_p parameter. Change all
13667 (comp_target_types): Add location parameter. Change all callers.
13668 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
13669 Change all callers.
13670 (function_types_compatible_p, type_lists_compatible_p): Likewise.
13671 (build_conditional_expr): Add colon_loc parameter. Change all
13673 (convert_for_assignment): Add location parameter. Change all callers.
13674 * c-parser.c (c_parser_conditional_expression): Pass location of
13675 colon to build_conditional_expr.
13676 * c-tree.h (build_conditional_expr): Update declaration.
13678 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
13680 * graphite.c: Revert previous patch.
13682 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
13685 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
13687 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
13689 * tree-ssa-loop-prefetch.c
13690 (loop_prefetch_arrays): Fixed a portability problem in printf format
13693 2009-06-09 Martin Jambor <mjambor@suse.cz>
13695 PR tree-optimization/40351
13696 * tree-sra.c (propagate_subacesses_accross_link): Check that a
13697 refrence to a potential artifical subaccess can be constructed.
13699 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
13701 * config/sh/sh-protos.h (sh_optimization_options): Declare.
13702 (sh_override_options): Likewise.
13703 * config/sh/sh.c: Include params.h.
13704 (sh_optimization_options): New.
13705 (sh_override_options): Likewise.
13706 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
13707 (OVERRIDE_OPTIONS): Use sh_override_options.
13709 2009-06-08 Jakub Jelinek <jakub@redhat.com>
13711 * dwarf2out.c (emit_cfa_remember): New variable.
13712 (add_fde_cfi): If emit_cfa_remember, recurse to add
13713 DW_CFA_remember_state first.
13714 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
13715 instead just set emit_cfa_remember.
13717 2009-06-08 Jan Hubicka <jh@suse.cz>
13720 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
13722 2009-06-08 Jan Hubicka <jh@suse.cz>
13724 PR middle-end/39834
13725 * cgraphunit.c (save_inline_function_body): Do not copy transform
13726 hooks for saved inline bodies.
13727 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
13728 for given function.
13730 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
13732 * jump.c (returnjump_p): Handle delayed branches. Add missing
13735 2009-06-08 Jan Hubicka <jh@suse.cz>
13737 PR middle-end/40102
13738 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
13739 original node might've been modified.
13740 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
13742 2009-06-08 Jakub Jelinek <jakub@redhat.com>
13744 * tree-object-size.c (addr_object_size): Add OSI argument.
13745 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
13746 (compute_builtin_object_size, expr_object_size): Adjust callers.
13747 (plus_stmt_object_size): Call addr_object_size instead of
13748 compute_builtin_object_size.
13750 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
13751 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13753 * tree-ssa-loop-prefetch.c
13754 (gather_memory_references): Introduced a counter for the number of
13756 (anything_to_prefetch_p): Introduced a counter for the number of
13758 (is_loop_prefetching_profitable): New function with a cost model
13760 (loop_prefetch_arrays): Use the new cost model to determine if
13761 prefetching is profitable.
13762 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
13763 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
13764 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
13765 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
13766 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
13767 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
13769 2009-06-08 Michael Matz <matz@suse.de>
13772 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
13773 partitions use the same.
13774 (expand_one_var): Deal with DECL_RTL sometimes begin set also
13775 for basevars of SSA_NAMEs.
13776 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
13777 to not expand them twice.
13778 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
13781 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
13783 * common.opt (fcompare-debug=, fcompare-debug-second): New.
13784 (fdump-final-insns=, gtoggle): New.
13785 * doc/invoke.texi: Document them.
13786 * final.c (rest_of_clean_state): Dump final insn stream.
13787 * gcc.c (invoke_as): Hook in -fcompare-debug.
13788 (static_spec_functions): Add compare-debug-dump-opt,
13789 compare-debug-self-opt and compare-debug-auxbase-opt.
13790 (compare_debug, compare_debug_second, compare_debug_opt): New.
13791 (switches_debug_check, n_switches_debug_check): New.
13792 (debug_auxbase_opt, debug_check_temp_file): New.
13793 (process_command): Handle -fno-compare-debug, -fcompare-debug and
13795 (do_self_spec): Handle arguments after switches.
13796 (do_spec_1): Add .gk extension to temp file basenames for compare.
13797 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
13798 (cc1_options): Use it instead of normal auxbase computation for
13799 the second compare-debug compilation.
13800 (compare_files): New.
13801 (main): Set up and implement compare debug mode.
13802 (compare_debug_dump_opt_spec_function): New.
13803 (compare_debug_self_opt_spec_function): New.
13804 (compare_debug_auxbase_opt_spec_function): New.
13805 * toplev.c (process_options): Handle flag_gtoggle,
13806 flag_dump_final_insns.
13807 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
13808 during -fcompare-debug-second compilation.
13810 2009-06-07 Ian Lance Taylor <iant@google.com>
13812 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
13813 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
13815 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
13816 with no default node. Change warning with %H to warning_at.
13817 Don't clear warn_switch around case checking.
13818 * doc/invoke.texi (Warning Options): Clarify distinction between
13819 -Wswitch and -Wswitch-enum.
13821 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13823 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
13825 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13827 * gbl-ctors.h: Add header guard.
13829 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13831 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
13832 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
13833 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
13834 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
13835 prototypes for removed functions.
13836 (expressions_equal_p): Move to ...
13837 * tree-ssa-sccvn.h: ... here and ...
13838 * matrix-reorg.c: ... adjust includes.
13840 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13842 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
13844 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13846 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
13847 (finish_function): Remove erroneous whitespace.
13849 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13851 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
13852 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
13854 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13856 * errors.c (internal_error): Commentary typo fix.
13857 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
13858 * tree-ssa-pre.c: Ditto.
13860 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13862 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
13863 them is supposed to hold actual statements.
13865 2009-06-06 Ian Lance Taylor <iant@google.com>
13867 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
13868 empty statements can now have attributes.
13870 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
13872 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
13873 * config/mips/mips.md: Ditto.
13875 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
13877 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
13879 (__eabi_uconvert): Likewise.
13881 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
13883 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
13884 CFI_* definitions with IN_GCC.
13886 2009-06-05 David Edelsohn <edelsohn@gnu.org>
13888 * xcoffout.h (xcoffout_source_line): Update prototype.
13890 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13892 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
13893 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
13895 2009-06-05 Jakub Jelinek <jakub@redhat.com>
13897 PR middle-end/40340
13898 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
13899 inlined_function_outer_scope_p blocks for artificial inlines
13901 * tree.c (tree_nonartificial_location): Rewrite using
13902 block_nonartificial_location.
13904 2009-06-05 Revital Eres <eres@il.ibm.com>
13905 Leehod Baruch <leehod@il.ibm.com>
13907 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
13908 (expand_expr_real_1): Remove comment.
13909 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
13910 Vectorize misaligned access when the target supports it.
13911 (vect_supportable_dr_alignment): Check for unaligned access support.
13912 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
13915 2009-06-05 Julian Brown <julian@codesourcery.com>
13917 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
13918 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
13920 2009-06-05 Richard Guenther <rguenther@suse.de>
13923 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
13924 as possibly unused.
13926 2009-06-05 Jakub Jelinek <jakub@redhat.com>
13928 * config/s390/s390.c (global_not_special_regno_p): New static inline.
13929 (save_gprs): Don't tell unwinder when a global register is saved.
13930 (s390_emit_epilogue): Emit needed epilogue unwind info.
13932 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
13934 * dwarf2out.c (deferred_asm_name): New.
13935 (add_name_and_src_coords_attributes): Defer creation of
13936 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
13938 (move_linkage_attr): New.
13939 (dwarf2out_finish): Revisit deferrals and emit attributes at the
13942 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
13944 * tree-nested.c (finalize_nesting_tree_1): Declare the
13945 frame_decl in the binding tree.
13947 2009-06-04 Cary Coutant <ccoutant@google.com>
13949 * basic-block.h (struct basic_block_def): Add discriminator field.
13950 * dbxout.c (dbxout_source_line): Add new parameter. Change all
13952 * debug.c (do_nothing_debug_hooks): Add additional entry.
13953 (debug_nothing_int_charstar_int): New function.
13954 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
13955 (debug_nothing_int_charstar_int): New declaration.
13956 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
13957 discriminator value in .loc directive.
13958 * final.c (last_discriminator): New variable.
13959 (discriminator): New variable.
13960 (final_start_function): Initialize above variables, pass current
13961 discriminator to debug hook.
13962 (notice_source_line): Check for discriminator change.
13963 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
13964 * sdbout.c (sdbout_source_line): New parameter.
13965 * tree-cfg.c (struct locus_discrim_map): New structure type.
13966 (discriminator_per_locus): New hash table.
13967 (build_gimple_cfg): Allocate and free discriminator hash table.
13968 (make_edges): Call assign_discriminator.
13969 (locus_map_hash): New function.
13970 (locus_map_eq): New function.
13971 (next_discriminator_for_locus): New function.
13972 (same_line_p): New function.
13973 (assign_discriminator): New function.
13974 (make_cond_expr_edges): Call assign_discriminator.
13975 (make_gimple_switch_edges): Likewise.
13976 (first_non_label_stmt): New function.
13977 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
13979 * xcoffout.c (xcoffout_source_line): Add new parameter.
13981 * configure.ac (gcc_cv_as_discriminator): New configury check for
13982 gas support for discriminator.
13983 * configure: Regenerate.
13984 * config.in: Regenerate.
13986 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13988 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
13989 val after checking for integers.
13991 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
13993 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
13995 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
13996 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
13997 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
13998 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
13999 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
14000 X64_SSE_REGPARM_MAX.
14001 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
14002 X64_SSE_REGPARM_MAX.
14004 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14006 * gcc.c (report_times_to_file): New.
14007 (execute): Implement it.
14008 (process_command): Support -time=.
14009 * doc/invoke.texi: Document it.
14011 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14013 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
14014 that have value exprs.
14016 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14018 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
14019 declarations for constants until...
14020 (dw2_output_indirect_constant_1): ... this point.
14022 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
14025 * arm.md (arm_addsi3): Don't try to split an add with an
14026 eliminable register until after reload has completed.
14028 2009-06-03 Ian Lance Taylor <iant@google.com>
14030 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
14031 * genattrtab.c (write_length_unit_log): Likewise.
14032 * genchecksum.c (dosum): Likewise.
14033 * gengtype.c (write_rtx_next): Likewise.
14034 (finish_root_table, write_roots): Likewise.
14035 * gimple.c (gimple_ops_offset_): Likewise.
14036 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
14037 * config/arc/arc.c (arc_attribute_table): Likewise.
14038 * config/arm/arm.c (arm_attribute_table): Likewise.
14039 * config/avr/avr.c (avr_attribute_table): Likewise.
14040 * config/crx/crx.c (crx_attribute_table): Likewise.
14041 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
14042 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
14043 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
14044 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
14045 * config/sh/sh.c (sh_attribute_table): Likewise.
14046 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
14047 * config/spu/spu.c (spu_attribute_table): Likewise.
14048 * config/v850/v850.c (v850_attribute_table): Likewise.
14050 * config/alpha/alpha.c (vms_attribute_table): Make static.
14051 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
14052 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
14053 * config/mips/mips.c (mips_attribute_table): Likewise.
14055 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
14057 (cc1-checksum.o): Likewise.
14059 2009-06-03 Steve Ellcey <sje@cup.hp.com>
14061 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
14063 2009-06-03 Jakub Jelinek <jakub@redhat.com>
14065 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
14066 insn if it is changing sp. Use gen_add3_insn instead of
14067 conditionally gen_addsi3 and gen_adddi3.
14068 (offset_below_red_zone_p): New static inline function.
14069 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
14070 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
14071 * config/rs6000/ppc-asm.h: Include auto-host.h.
14072 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
14073 CFI_RESTORE): Define.
14074 * config/rs6000/crtresxgpr.asm: Add unwind info.
14075 * config/rs6000/crtresxfpr.asm: Likewise.
14076 * config/rs6000/crtresgpr.asm: Likewise.
14077 * config/rs6000/crtresfpr.asm: Likewise.
14078 * config/rs6000/crtsavgpr.asm: Likewise.
14079 * config/rs6000/crtsavfpr.asm: Likewise.
14081 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
14082 argument of DWARF2_FRAME_REG_OUT macros.
14084 2009-06-03 Julian Brown <julian@codesourcery.com>
14086 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
14087 words or less (including TImode) in core registers.
14089 2009-06-03 Richard Guenther <rguenther@suse.de>
14091 PR middle-end/40328
14092 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
14094 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
14096 * statistics.c (statistics_counter_event): Do not record event
14097 in pass dump if its number == -1.
14098 (curr_statistics_hash): Add assert that we never get passes
14099 with static number == -1.
14101 2009-06-03 Richard Guenther <rguenther@suse.de>
14102 Andrey Belevantsev <abel@ispras.ru>
14104 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
14105 non-BLKmode arrays addressable.
14107 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
14109 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
14110 * config/m68k/m68k.h: ... here.
14112 2009-06-03 Martin Jambor <mjambor@suse.cz>
14114 PR tree-optimization/40323
14115 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
14118 2009-06-03 Richard Guenther <rguenther@suse.de>
14120 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14123 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
14125 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
14126 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
14127 JUMP_TABLE_DATA_P where applicable.
14128 * config/sh/sh.c: Ditto.
14129 * config/sh/sh.h: Ditto.
14130 * config/sh/sh.md: Ditto.
14131 * config/sh/symbian.c: Ditto.
14133 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
14135 * config/i386/driver-i386.c (describe_cache): Optimize
14136 concatenation of strings. Use snprintf instead of sprintf.
14137 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
14138 target when not compiling with GCC.
14140 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
14142 * config/sh/sh.c: Revert last change.
14143 (sh_expand_epilogue): Emit a blockage insn before the frame
14144 pointer adjustment unconditionally.
14146 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14148 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
14149 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
14150 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
14151 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
14152 to COLLECT_GCC_OPTIONS.
14154 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14156 * collect2.c (target_system_root): New variable.
14157 (main): Handle --sysroot=.
14158 (ignore_library): Strip the sysroot from the library path.
14160 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14162 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
14163 (collect2.o): Depend on collect2-aix.h.
14164 (collect2-aix.o): New rule.
14165 * collect2-aix.h: New file.
14166 * collect2-aix.c: Likewise.
14167 * collect2.c: Include collect2-aix.h. Don't undefine
14168 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
14169 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
14170 Use TARGET_AIX_VERSION instead of _AIX51.
14171 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
14172 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
14173 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
14174 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
14175 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
14177 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14179 * collect2.c (ignore_library): Avoid premature post-increment
14180 and null deference.
14182 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14184 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
14185 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
14186 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
14187 CROSS_DIRECTORY_STRUCTURE too.
14188 (LINK_LIBG_SPEC): Likewise.
14189 (LIB_SPEC): Add %R to sysroot paths.
14190 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
14191 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
14192 * config/rs6000/aix51.h: As for aix43.h.
14193 * config/rs6000/aix52.h: Likewise.
14194 * config/rs6000/aix53.h: Likewise.
14195 * config/rs6000/aix61.h: Likewise.
14196 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
14197 to the beginning of sysroot paths.
14199 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14201 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
14202 INSN_LISTs that are out of the REG_NOTE range.
14204 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14206 * loop-unroll.c (struct iv_to_split): Add pointer to next.
14207 (struct var_to_expand): Likewise.
14208 (struct opt_info): Add head and tail for linked lists of the above.
14209 (analyze_insn_to_expand_var): Initialize next.
14210 (analyze_iv_to_split_insn): Likewise.
14211 (analyze_insns_in_loop): Create linked lists.
14212 (allocate_basic_variable): Simplify for use without hash table.
14213 (insert_var_expansion_initialization): Likewise, make it type-safer.
14214 (combine_var_copies_in_loop_exit): Likewise.
14215 (apply_opt_in_copies): Walk lists rather than hash tables.
14216 (release_var_copies): Simplified and inlined by hand into...
14217 (free_opt_info): ... this function.
14219 2009-06-02 Richard Guenther <rguenther@suse.de>
14221 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14224 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14226 * cfgexpand.c (gimple_expand_cfg): Discard the source location
14227 only for builtins that are not overridden.
14229 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14231 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
14234 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14236 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
14238 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14240 * combine.c (move_deaths): Compare LUIDs within the same BB only.
14242 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14244 * common.opt (fdump-unnumbered-links): New.
14245 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
14246 * print-rtl.c (flag_dump_unnumbered_links): New.
14247 (print_rtx): Test it.
14249 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
14251 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
14252 push/pop multiple to 8-byte alignment.
14254 2009-06-01 Jakub Jelinek <jakub@redhat.com>
14256 * config/i386/i386.c (queued_cfa_restores): New static variable.
14257 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
14259 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
14260 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
14261 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
14262 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
14263 note unconditionally.
14264 (ix86_emit_restore_regs_using_mov): Likewise.
14265 (ix86_emit_restore_sse_regs_using_mov): Likewise.
14266 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
14267 it through to ix86_emit_restore_reg_using_pop.
14268 (ix86_emit_leave): Add RED_OFFSET argument. Call
14269 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
14270 instead of adding REG_CFA_OFFSET note unconditionally.
14271 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
14272 the above functions. Call ix86_add_queued_cfa_restore_notes when
14275 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
14276 force output of the label even for dwarf2out_do_cfi_asm.
14277 (add_fde_cfi): If -g2 and above and cfi might change CFA,
14278 force creation of CFI label and chain DW_CFA_set_loc jumping to it
14279 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
14281 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
14282 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
14283 dwarf2out_cfi_label callers.
14284 * tree.h (dwarf2out_cfi_label): Adjust prototype.
14285 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
14286 Adjust dwarf2out_cfi_label callers.
14287 * config/vax/vax.c (vax_output_function_prologue): Likewise.
14289 * config/i386/i386.h (struct machine_cfa_state,
14290 struct machine_function): Guard with ifndef USED_FOR_TARGET
14291 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
14294 * emutls.c (__emutls_get_address): Change arr->size to mean number
14295 of allocated arr->data entries instead of # of slots + 1.
14297 PR middle-end/40316
14298 * recog.c (peep2_reinit_state): New function.
14299 (peephole2_init_state): Use it at the end of a basic block and also
14300 when seeing a RTX_FRAME_RELATED_P insn.
14302 2009-06-01 Steve Ellcey <sje@cup.hp.com>
14304 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
14305 fixuns_truncrfdi2): New.
14306 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
14307 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
14308 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
14309 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
14310 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
14311 *recip_approx): Remove.
14312 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
14313 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
14314 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
14316 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
14319 2009-06-01 Ian Lance Taylor <iant@google.com>
14321 * attribs.c (register_attribute): Use CONST_CAST.
14322 * collect2.c (main): Use CONST_CAST2.
14323 (scan_prog_file): Likewise.
14324 * gcc.c (process_command, main): Likewise.
14325 * toplev.c (toplev_main): Likewise.
14327 * c-typeck.c (handle_warn_cast_qual): New static function,
14328 partially broken out of build_c_cast.
14329 (build_c_cast): Call handle_warn_cast_qual.
14330 * doc/invoke.texi (Warning Options): Document new effect of
14333 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
14335 * diagnostic.c (diagnostic_build_prefix): Always print columns.
14336 (diagnostic_report_current_module): Print columns.
14337 * common.opt (flag_show_column): Enable by default.
14339 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
14341 * alias.c (find_base_term): Check for NULL term before returning.
14343 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14345 Revert due to PR40320:
14346 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14347 * calls.c (emit_library_call_value_1): Don't force_operand for move
14350 2009-06-01 Olivier Hainque <hainque@adacore.com>
14351 Eric Botcazou <ebotcazou@adacore.com>
14353 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
14354 to be processed as a bitfield for constructor output purposes.
14355 * output.h (initializer_constant_valid_for_bitfield_p): Declare
14357 * varasm.c (oc_local_state): New type, output_constructor
14358 local state to support communication with helpers.
14359 (oc_outer_state): New type, output_constructor outer state of
14360 relevance in recursive calls.
14361 (output_constructor_array_range): New output_constructor helper,
14362 extracted code for an array range element.
14363 (output_constructor_regular_field): New output_constructor helper,
14364 extracted code for an element that is not a bitfield.
14365 (output_constructor_bitfield): New output_constructor helper,
14366 extracted code for a bitfield element. Accept an OUTER state
14367 argument for recursive processing. Recurse on record or array
14368 CONSTRUCTOR values, possibly past noop conversions.
14369 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
14370 VALUE is a valid constant-valued expression for use in a static
14371 bit-field initializer.
14372 (output_constructor): Rework to use helpers. Accept and honor an
14373 OUTER state argument for recursive calls. Return total size. Be
14374 prepared for nested constructors initializing bitfields.
14375 (output_constant): Feed OUTER in calls to output_constructor.
14377 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14379 * calls.c (emit_library_call_value_1): Don't force_operand for move
14382 2009-06-01 Nick Clifton <nickc@redhat.com>
14384 * doc/invoke.texi (IA-64 Options): Fix typo.
14386 2009-06-01 Ira Rosen <irar@il.ibm.com>
14388 PR tree-optimization/39129
14389 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
14391 (vect_do_peeling_for_loop_bound): Use
14392 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
14393 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
14394 (vect_loop_versioning): Likewise.
14395 (vect_create_cond_for_alias_checks): Fix indentation.
14396 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
14398 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
14399 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
14400 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
14401 "control flow in loop".
14402 (vect_estimate_min_profitable_iters): Use
14403 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
14404 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
14405 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
14406 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
14407 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
14408 statement belongs to a group of strided accesses with the exact code
14410 (vectorizable_load): Likewise.
14411 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
14412 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
14414 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
14416 * config/freebsd-stdint.h: New file.
14417 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
14418 Add freebsd-stdint.h to tm_file.
14420 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
14422 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
14423 (thumb2_extendhidi2): Likewise.
14425 2009-05-31 Ian Lance Taylor <iant@google.com>
14427 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
14429 2009-05-31 Ian Lance Taylor <iant@google.com>
14431 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
14432 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
14433 (ipa-reference.o): Depend upon gt-ipa-reference.h.
14435 2009-05-31 Jason Merrill <jason@redhat.com>
14437 * tree-pretty-print.c (print_call_name): Take the callee, not the
14438 call itself. Make non-static. Use dump_function_name for functions.
14439 (dump_generic_node): Adjust.
14440 * diagnostic.h: Declare print_call_name.
14441 * gimple-pretty-print.c (dump_gimple_call): Use it.
14443 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
14445 * config/sh/sh.md (ashldi3_std): New define_expand.
14448 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
14451 * config/sh/sh.c: Include debug.h.
14452 (sh_expand_epilogue): Emit a blockage insn before the frame
14453 pointer adjustment also when dwarf2out_do_frame returns true.
14455 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
14457 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
14458 (thumb2_extendqidi2): New pattern.
14460 2009-05-31 Ira Rosen <irar@il.ibm.com>
14462 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
14463 mark phis for renaming.
14464 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
14465 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
14466 Call mark_sym_for_renaming.
14467 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
14468 * tree-vect-loop.c (vect_transform_loop): Remove
14469 vect_memsyms_to_rename initialization and a call to
14470 mark_set_for_renaming.
14472 2009-05-31 Jakub Jelinek <jakub@redhat.com>
14474 PR middle-end/40304
14475 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
14476 frame related even if !set_cfa && style < 0.
14478 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
14480 * config/i386/mingw-tls.c: New file.
14481 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
14482 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
14483 defining _WIN32 but not __CYGWIN__.
14485 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14487 * configure.ac: Add MPC support.
14489 * config.in, configure: Regenerate.
14491 2009-05-29 Richard Henderson <rth@redhat.com>
14493 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
14494 NOTE_INSN_BASIC_BLOCK.
14495 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
14496 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
14497 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
14499 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
14501 (add_cfi): Disable check redefining cfa away from drap.
14502 (lookup_cfa_1): Add remember argument; handle remember/restore.
14503 (lookup_cfa): Pass remember argument.
14504 (cfa_remember): New.
14505 (compute_barrier_args_size_1): Remove sibcall check.
14506 (dwarf2out_frame_debug_def_cfa): New.
14507 (dwarf2out_frame_debug_adjust_cfa): New.
14508 (dwarf2out_frame_debug_cfa_offset): New.
14509 (dwarf2out_frame_debug_cfa_register): New.
14510 (dwarf2out_frame_debug_cfa_restore): New.
14511 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
14512 (dwarf2out_begin_epilogue): New.
14513 (dwarf2out_frame_debug_restore_state): New.
14514 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
14515 DW_CFA_restore_state.
14516 (output_cfi_directive): Likewise.
14517 (convert_cfa_to_fb_loc_list): Likewise.
14518 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
14519 * dwarf2out.h: Update.
14520 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
14521 (copy_insn_1): Early out for null.
14522 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
14523 and dwarf2out_frame_debug_restore_state.
14524 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
14525 (prologue_insn_hash, epilogue_insn_hash): New.
14526 (free_after_compilation): Adjust freeing accordingly.
14527 (record_insns): Create hash table if needed; push insns into
14528 hash instead of array.
14529 (maybe_copy_epilogue_insn): New.
14530 (contains): Search hash table instead of array.
14531 (sibcall_epilogue_contains): Remove.
14532 (thread_prologue_and_epilogue_insns): Split eh_return insns
14533 and mark them as epilogues.
14534 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
14535 scanning in terms of basic blocks.
14536 * insn-notes.def (CFA_RESTORE_STATE): New.
14537 * jump.c (returnjump_p_1): Accept EH_RETURN.
14538 (eh_returnjump_p_1, eh_returnjump_p): New.
14539 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
14540 CFA_REGISTER, CFA_RESTORE): New.
14541 * rtl.def (EH_RETURN): New.
14542 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
14544 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
14545 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
14547 * config/i386/i386.c (gen_push): Update cfa state.
14548 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
14549 add a CFA_ADJUST_CFA note.
14550 (ix86_dwarf_handle_frame_unspec): Remove.
14551 (ix86_expand_prologue): Update cfa state.
14552 (ix86_emit_restore_reg_using_pop): New.
14553 (ix86_emit_restore_regs_using_pop): New.
14554 (ix86_emit_leave): New.
14555 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
14556 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
14557 * config/i386/i386.h (struct machine_cfa_state): New.
14558 (ix86_cfa_state): New.
14559 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
14560 (eh_return_internal): Merge from eh_return_<mode>,
14561 use eh_return rtx, split w/ epilogue.
14563 2009-05-29 Ian Lance Taylor <iant@google.com>
14565 * builtins.c (validate_gimple_arglist): Don't use va_arg with
14567 * calls.c (emit_library_call_value_1): Likewise.
14569 * c-typeck.c (c_build_va_arg): New function.
14570 * c-tree.h (c_build_va_arg): Declare.
14571 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
14572 instead of build_va_arg.
14574 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
14576 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
14577 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
14578 (ptr_difference_cost): Use affine combinations to compute it.
14579 (difference_cost): Likewise.
14580 (get_computation_cost_at): Compute more accurate cost for addresses
14581 if the ratio is a multiplier allowed in addresses.
14582 For non-addresses, consider that an additional offset or symbol is
14585 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14587 * config/i386/i386.c (ix86_decompose_address): Avoid useless
14588 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
14590 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
14591 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
14592 (prefix_rex): For UNIT_MMX don't imply the prefix by default
14594 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
14595 to 1 for TYPE_SSE{IADD1,CVT1}.
14596 (prefix_vex_imm8): Removed.
14597 (length_vex): Only pass 1 as second argument to
14598 ix86_attr_length_vex_default if prefix_extra is 0.
14599 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
14600 (length): For prefix vex computation use length_immediate
14601 attribute instead of prefix_vex_imm8.
14602 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
14603 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
14604 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
14605 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
14606 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
14607 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
14608 a space in between the operands.
14609 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
14610 if one operand is 0xff and the other one si, di, bp or sp.
14611 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
14612 other one si, di, bp or sp.
14613 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
14614 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
14615 type and mode attributes.
14616 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
14617 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
14618 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
14619 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
14620 prefix_data16 attribute iff MODE_DF.
14621 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
14622 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
14623 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
14624 constm128_operand in length_immediate computation.
14625 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
14626 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
14627 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
14628 length_immediate attribute to 1.
14629 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
14630 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
14631 for certain alternatives.
14632 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
14633 prefix_data16 attribute if MODE_V1DF.
14634 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
14635 length_immediate to 1.
14636 (set_got_rex64, set_rip_rex64): Remove length attribute, set
14637 length_address to 4, set mode attribute to MODE_DI.
14638 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
14639 (fxam<mode>2_i387): Set length attribute to 4.
14640 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
14641 *prefetch_3dnow_rex): Override length_address attribute.
14642 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
14644 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
14645 (constm128_operand): Removed.
14646 * config/i386/i386.c (memory_address_length): For
14647 disp && !index && !base in 64-bit mode account for SIB byte if
14648 print_operand_address can't optimize disp32 into disp32(%rip)
14649 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
14650 for fs: or gs: segment.
14651 (ix86_attr_length_immediate_default): When checking if shortform
14652 is possible, truncate immediate to the length of the non-shortened
14654 (ix86_attr_length_address_default): Ignore MEM_P operands
14656 (ix86_attr_length_vex_default): Only check for DImode on
14657 GENERAL_REG_P operands.
14658 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
14659 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
14660 (sse_cvttps2pi): Clear prefix_rep attribute.
14661 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
14663 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
14664 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
14665 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
14666 iff operand 2 is const_int_operand.
14667 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
14668 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
14669 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
14671 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
14673 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
14674 prefix_data16 attribute for movlpd and movhpd instructions.
14675 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
14676 length_immediate for shufpd instruction.
14677 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
14678 (avx_cmpp<avxmodesuffixf2c><mode>3,
14679 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
14680 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
14681 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
14682 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
14683 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
14684 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
14685 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
14686 prefix_data16 attribute for the first alternative to 1.
14687 (*avx_loadlps): Override length_immediate for the first alternative.
14688 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
14689 attributes for second alternative.
14690 (*vec_concatv2sf_sse4_1): Override length_immediate and
14691 prefix_data16 attributes for second alternative.
14692 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
14693 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
14694 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
14695 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
14696 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
14697 prefix_data16 and length_immediate to 1.
14698 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
14700 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
14701 prefix_extra attribute for variants that don't have 0f prefix alone.
14702 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
14703 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
14704 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
14705 *sse4_1_pextrd): Set length_immediate to 1.
14706 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
14707 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
14709 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
14710 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
14711 length_immediate to 1 for second alternative.
14712 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
14713 prefix_extra and length_immediate attributes for the first
14715 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
14717 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
14718 to 1 for the first and third alternative.
14719 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
14721 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
14723 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
14725 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
14726 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
14727 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
14728 *avx_psign<mode>3): Set prefix_extra attribute to 1.
14729 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
14730 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
14731 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
14732 ssse3_psign<mode>3): Override prefix_rex attribute.
14733 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
14734 (ssse3_palignrti): Override length_immediate to 1.
14735 (ssse3_palignrdi): Override length_immediate to 1, override
14736 prefix_rex attribute.
14737 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
14738 (sse4a_extrqi): Override length_immediate to 2.
14739 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
14740 (sse4a_insertq): Override prefix_data16 to 0.
14741 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
14742 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
14743 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
14744 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
14745 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
14746 and length_immediate to 1.
14747 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
14748 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
14749 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
14750 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
14751 and length_immediate to 1.
14752 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
14753 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
14754 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
14755 avx_ptest256): Override prefix_extra to 1.
14756 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
14757 Override prefix_data16 and length_immediate to 1.
14758 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
14759 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
14760 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
14761 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
14762 prefix_data16 to 0 and prefix_extra to 2.
14763 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
14764 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
14766 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
14767 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
14768 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
14769 and prefix_extra to 2.
14770 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
14771 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
14772 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
14773 avx_vpermilvar<mode>3,
14774 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
14775 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
14776 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
14777 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
14778 Override prefix_extra to 1.
14779 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
14780 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
14781 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
14782 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
14783 prefix_extra and length_immediate to 1.
14784 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
14786 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
14787 to 1 for the first alternative.
14788 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
14789 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
14791 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
14792 *movv2sf_internal_avx, *movv2sf_internal): Override
14793 prefix_rep attribute for certain alternatives.
14794 (*mov<mode>_internal): Override prefix_rep or prefix_data16
14795 attributes for certain alternatives.
14796 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
14797 attributes for certain alternatives.
14798 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
14799 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
14800 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
14801 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
14802 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
14803 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
14804 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
14805 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
14806 length_immediate to 1 if operand 2 is const_int_operand.
14807 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
14808 *vec_extractv2si_1): Set length_immediate attribute to 1.
14809 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
14810 using old 3DNOW insn rather than SSE/3DNOW_A.
14811 (mmx_emms, mmx_femms): Clear modrm attribute.
14813 2009-05-29 Martin Jambor <mjambor@suse.cz>
14815 * tree-sra.c: New implementation of SRA.
14817 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
14818 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
14819 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
14820 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
14821 (SRA_MAX_STRUCTURE_COUNT): Removed.
14822 (SRA_FIELD_STRUCTURE_RATIO): Removed.
14823 * doc/invoke.texi (sra-max-structure-size): Removed.
14824 (sra-field-structure-ratio): Removed.
14826 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14828 PR middle-end/40291
14829 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
14832 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
14834 PR rtl-optimization/40101
14835 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
14836 seqno. Adjust comment.
14837 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
14838 inserting bookkeeping before a jump, the jump is not scheduled.
14839 When no positive seqno found, provide a value. Add comment.
14841 2009-05-29 Richard Guenther <rguenther@suse.de>
14843 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
14844 short-cutting on the first component.
14846 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14848 PR middle-end/39958
14849 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
14850 for trees other than decls/types.
14852 2009-05-29 Richard Guenther <rguenther@suse.de>
14854 * tree-ssa-operands.c (get_expr_operands): Do not handle
14855 INDIRECT_REFs in the handled-component case. Remove
14856 unused get_ref_base_and_extent case.
14857 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
14858 tree_low_cst and host_integerp where possible.
14859 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
14860 codes for equivalence.
14861 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
14863 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
14865 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
14866 to tmake_file for i[34567]86-*-cygwin*.
14868 2009-05-29 Jakub Jelinek <jakub@redhat.com>
14871 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
14872 (altivec_categorize_keyword, init_vector_keywords,
14873 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
14876 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
14878 * tree.c (handle_dll_attribute): Check if node is
14879 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
14881 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
14883 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
14885 (thumb2_zero_extendqidi2): Likewise.
14887 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
14889 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
14890 instead of gen_movrt.
14891 * config/sh/sh.md (movrt): Remove.
14893 2009-05-28 Steve Ellcey <sje@cup.hp.com>
14895 * doc/invoke.texi (IA-64 Options):
14896 Add -msdata, -mfused-madd, -mno-inline-float-divide,
14897 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
14898 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
14899 -msched-prefer-non-control-spec-insns,
14900 -msched-stop-bits-after-every-cycle,
14901 -msched-count-spec-in-critical-path,
14902 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
14903 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
14904 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
14905 and -msched-spec-verbose.
14907 2009-05-28 Joseph Myers <joseph@codesourcery.com>
14909 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
14910 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
14912 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
14914 2009-05-28 Richard Guenther <rguenther@suse.de>
14916 * tree-ssa-alias.c (ao_ref_init): New function.
14917 (ao_ref_base): Likewise.
14918 (ao_ref_base_alias_set): Likewise.
14919 (ao_ref_alias_set): Likewise.
14920 (refs_may_alias_p_1): Change signature.
14921 (refs_may_alias_p): Adjust.
14922 (refs_anti_dependent_p): Likewise.
14923 (refs_output_dependent_p): Likewise.
14924 (call_may_clobber_ref_p_1): Change signature.
14925 (call_may_clobber_ref_p): Adjust.
14926 (stmt_may_clobber_ref_p_1): New function split out from ...
14927 (stmt_may_clobber_ref_p): ... here.
14928 (maybe_skip_until): Adjust signature.
14929 (get_continuation_for_phi): Likewise.
14930 (walk_non_aliased_vuses): Likewise.
14931 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
14932 (ao_ref_init): Declare.
14933 (ao_ref_base): Likewise.
14934 (ao_ref_alias_set): Likewise.
14935 (stmt_may_clobber_ref_p_1): Likewise.
14936 (walk_non_aliased_vuses): Adjust.
14937 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
14938 (get_ref_from_reference_ops): remove.
14939 (vn_reference_lookup_2): Adjust signature.
14940 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
14941 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
14942 (vn_reference_lookup): Adjust.
14943 (vn_reference_insert): Likewise.
14944 (vn_reference_insert_pieces): Adjust signature.
14945 (visit_reference_op_call): Adjust.
14946 * tree-ssa-pre.c (get_expr_type): Simplify.
14947 (phi_translate_1): Adjust.
14948 (compute_avail): Likewise.
14949 (translate_vuse_through_block): Do not re-build trees.
14950 (value_dies_in_block_x): Likewise.
14951 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
14953 (vn_reference_lookup_pieces): Adjust declaration.
14954 (vn_reference_insert_pieces): Likewise.
14956 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
14958 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
14959 with checking disabled.
14961 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
14965 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
14966 macro definition for support of three-operand format aligned
14967 .comm directive in assembler on cygwin/pe/mingw target OS.
14968 * configure: Regenerate.
14969 * config.h: Regenerate.
14971 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
14972 aligned form of .comm directive if -mpe-aligned-commons is in effect.
14973 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
14975 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
14976 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
14978 2009-05-28 Ira Rosen <irar@il.ibm.com>
14980 PR tree-optimization/40254
14981 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
14982 in analysis of basic blocks.
14984 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
14986 PR middle-end/33699
14987 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
14988 * target-def.h (TARGET_CONST_ANCHOR): New macro.
14989 (TARGET_INITIALIZER): Use it.
14990 * cse.c (CHEAPER): Move it up to the other macros.
14991 (insert): Rename this ...
14992 (insert_with_costs): ... to this. Add cost parameters. Update
14994 (insert): New function. Call insert_with_costs.
14995 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
14996 find_reg_offset_for_const, try_const_anchors): New functions.
14997 (cse_insn): Call try_const_anchors. Adjust cost of src_related
14998 when using a const-anchor. Call insert_const_anchors.
14999 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
15000 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
15002 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
15004 * tree-inline.c (remap_decls): Enable nonlocalized variables
15005 when not optimizing.
15007 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
15009 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
15010 Simplify other tests involving optimize.
15012 2009-05-27 Tom Tromey <tromey@redhat.com>
15014 * unwind-dw2.c (_Unwind_DebugHook): New function.
15015 (uw_install_context): Call _Unwind_DebugHook.
15017 2009-05-27 Tom Tromey <tromey@redhat.com>
15019 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
15021 2009-05-27 Ian Lance Taylor <iant@google.com>
15023 * Makefile.in (LINKER, LINKER_FLAGS): Define.
15024 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
15025 (ALL_LINKERFLAGS): Define.
15026 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
15027 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15028 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
15029 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15030 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
15031 $(LINKER_FOR_BUILD).
15032 (build/gcov-iov$(build_exeext)): Likewise.
15034 2009-05-27 Julian Brown <julian@codesourcery.com>
15036 * gcse.c (target.h): Include.
15037 (can_assign_to_reg_without_clobbers_p): Check that the target allows
15038 copy of argument to a pseudo register.
15040 2009-05-27 Diego Novillo <dnovillo@google.com>
15042 * tree-ssa-live.c (dump_scope_block): Document arguments.
15043 (dump_scope_blocks): Document.
15044 (debug_scope_blocks): New.
15045 * tree-flow.h (debug_scope_blocks): Declare.
15047 2009-05-21 Denis Chertykov <denisc@overta.ru>
15049 * doc/contrib.texi (Contributors): Add myself to the list.
15051 2009-05-27 Olivier Hainque <hainque@adacore.com>
15053 * expr.c (target_align): New function. Alignment the TARGET of an
15054 assignment may be assume to have.
15055 (highest_pow2_factor_for_target): Use it instead of relying on
15056 immediate tree attributes of TARGET, not necessarily honored when
15057 intermediate bitfields are involved.
15059 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
15062 * config/i386/driver-i386.c (host_detect_local_cpu): Support
15063 AVX, SSE4, AES, PCLMUL and POPCNT.
15065 2009-05-27 Diego Novillo <dnovillo@google.com>
15067 * tree-pretty-print.c (dump_location): New.
15068 (dump_generic_node): Call it.
15069 Factor code to handle BLOCK nodes ...
15070 (dump_block_node): ... here.
15072 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
15074 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
15076 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
15078 * gcc-plugin.h: Include config.h and system.h.
15079 (IN_GCC): Define if not defined.
15081 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
15083 PR middle-end/40249
15084 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
15087 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
15089 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
15091 * config/m32r/m32r.h: Ditto.
15092 * config/m32r/m32r.md: Ditto.
15093 * config/m32r/predicates.md: Ditto.
15095 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
15097 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
15099 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
15102 (Loading plugins): typo.
15103 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
15104 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15105 (Interacting with the GCC Garbage Collector): Added new section.
15106 (Giving information about a plugin): Added new section for
15108 * ggc.h (ggc_register_root_tab): Added declaration.
15109 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
15110 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
15111 (register_callback): Improved comment in declaration.
15112 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
15113 (extra_root_vec) Added static variable for dynamic roots registration.
15114 (ggc_register_root_tab) Added new routine.
15115 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
15116 PLUGIN_GGC_MARKING event.
15117 * ggc-zone.c: Include plugin.h.
15118 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15119 * ggc-page.c: Include plugin.h.
15120 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15121 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
15122 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
15123 (register_callback): check lack of callbacks for
15124 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
15125 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
15126 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
15127 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15128 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
15129 dependency on plugin.h.
15130 (plugin.o): Added dependency on ggc.h...
15132 2009-05-26 Richard Guenther <rguenther@suse.de>
15134 PR middle-end/40248
15136 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
15137 with mismatched comparison modes.
15139 * expr.c (expand_expr_real_1): Expand the operand of a
15140 VIEW_CONVERT_EXPR in its natural mode.
15142 2009-05-26 Ian Lance Taylor <iant@google.com>
15144 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
15145 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
15146 (ALL_COMPILERFLAGS): Define.
15147 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
15148 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15149 (collect2$(exeext), collect2.o): Likewise.
15150 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
15151 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
15152 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
15153 (libbackend.o, intl.o, cppdefault.o): Likewise.
15154 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15155 (build/%.o): Use $(COMPILER_FOR_BUILD).
15156 (build/gen%$(build_exeext)): Likewise.
15157 (build/gcov-iov$(build_exeext)): LIkewise.
15158 * config/t-darwin (darwin.o): Use $(COMPILER).
15159 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
15160 * config/t-sol2 (sol2-c.o): Likewise.
15161 (sol2.o): Likewise.
15162 * config/t-vxworks (vxworks.o): Likewise.
15163 * config/x-darwin (host-darwin.o): Likewise.
15164 * config/x-hpux (host-hpux.o): Likewise.
15165 * config/x-linux (host-linux.o): Likewise.
15166 * config/x-solaris (host-solaris.o): Likewise.
15167 * config/alpha/x-alpha (driver-alpha.o): Likewise.
15168 * config/arm/t-arm (arm-c.o): Likewise.
15169 * config/arm/t-pe (pe.o): Likewise.
15170 * config/arm/t-wince-pe (pe.o): Likewise.
15171 * config/i386/t-cygming (winnt.o): Likewise.
15172 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
15173 * config/i386/t-cygwin (cygwin1.o): Likewise.
15174 (cygwin2.o): Likewise.
15175 * config/i386/t-i386 (i386-c.o): Likewise.
15176 * config/i386/t-interix (winnt.o): Likewise.
15177 * config/i386/t-netware (netware.o): Likewise.
15178 * config/i386/t-nwld (nwld.o): Likewise.
15179 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
15180 * config/i386/x-i386 (driver-i386.o): Likewise.
15181 * config/i386/x-cygwin (host-cygwin.o): Likewise.
15182 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
15183 * config/ia64/t-ia64 (ia64-c.o): Likewise.
15184 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
15185 * config/mips/x-native (driver-native.o): Likewise.
15186 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
15187 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
15188 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
15189 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
15190 * config/score/t-score-elf (score7.o): Likewise.
15191 (score3.o): Likewise.
15192 * config/sh/t-sh (sh-c.o): Likewise.
15193 * config/sh/t-symbian (sh-c.o): Likewise.
15194 (symbian.o): Likewise.
15195 * config/spu/t-spu-elf (spu-c.o): Likewise.
15196 * config/v850/t-v850 (v850-c.o): Likewise.
15197 * config/v850/t-v850e (v850-c.o): Likewise.
15199 2009-05-26 Richard Guenther <rguenther@suse.de>
15201 PR tree-optimization/40122
15202 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
15203 VECTOR_CSTs if possible.
15204 (fold_gimple_assign): Likewise.
15206 2009-05-26 Richard Guenther <rguenther@suse.de>
15208 PR middle-end/40252
15209 * fold-const.c (fold_binary): Use the correct types for building
15212 2009-05-26 Richard Guenther <rguenther@suse.de>
15214 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
15215 redundant calls to merge_alias_info.
15216 (bump_vector_ptr): Likewise.
15217 * tree-ssa-copy.c (merge_alias_info): Remove.
15218 (replace_exp_1): Remove call to merge_alias_info.
15219 (propagate_tree_value): Likewise.
15220 (fini_copy_prop): Propagate points-to info.
15221 * tree-flow.h (merge_alias_info): Remove.
15223 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
15225 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
15227 2009-05-25 Jan Hubicka <jh@suse.cz>
15229 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
15230 * cgraph.h (struct inline_summary): New filed self_wize,
15231 size_inlining_benefit, self_time and time_inlining_benefit.
15232 (struct cgraph_global_info): Replace insns by time ans size fields.
15233 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
15234 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
15235 (ipcp_update_callgraph): Do not touch function bodies.
15236 * ipa-inline.c: Include except.h
15237 (MAX_TIME): New constant.
15238 (overall_insns): Remove.
15239 (leaf_node_p): New.
15240 (overall_size, max_benefit): New static variables.
15241 (cgraph_estimate_time_after_inlining): New function.
15242 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
15243 (cgraph_clone_inlined_nodes): Update size.
15244 (cgraph_mark_inline_edge): Update size.
15245 (cgraph_estimate_growth): Use size info.
15246 (cgraph_check_inline_limits): Check size.
15247 (cgraph_default_inline_p): Likewise.
15248 (cgraph_edge_badness): Compute badness based on benefit and size cost.
15249 (cgraph_decide_recursive_inlining): Check size.
15250 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
15252 (cgraph_decide_inlining): Likewise.
15253 (cgraph_decide_inlining_incrementally): Likewise; honor
15254 PARAM_EARLY_INLINING_INSNS.
15255 (likely_eliminated_by_inlining_p): New predicate.
15256 (estimate_function_body_sizes): New function.
15257 (compute_inline_parameters): Use it.
15258 * except.c (must_not_throw_labels): New function.
15259 * except.h (must_not_throw_labels): Declare.
15260 * tree-inline.c (init_inline_once): Kill inlining_weigths
15261 * tree-ssa-structalias.c: Avoid uninitialized warning.
15262 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
15263 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
15264 (PARAM_INLINE_CALL_COST): Remove.
15265 (PARAM_EARLY_INLINING_INSNS): New.
15267 2009-05-25 Richard Guenther <rguenther@suse.de>
15269 PR tree-optimization/36327
15270 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
15271 callback for reference translation or lookup at the point of may-defs.
15272 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
15273 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
15274 for union COMPONENT_REFs.
15275 (vn_reference_lookup_3): New callback. Lookup from memset
15276 and CONSTRUCTOR assignment, translate through struct copies.
15277 (vn_reference_lookup_pieces): Make sure to not free the
15278 passed operands array. Adjust walk_non_aliased_vuses call.
15279 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
15280 make sure we do not leak memory.
15282 2009-05-25 Richard Guenther <rguenther@suse.de>
15284 * tree-ssa-alias.h (dump_points_to_solution): Declare.
15285 * tree-inline.c (expand_call_inline): Reset the escaped and
15286 callused solutions.
15287 * tree-ssa-structalias.c (pass_build_ealias): New.
15288 * tree-pass.h (pass_build_ealias): Declare.
15289 * passes.c (init_optimization_passes): Add PTA during
15290 early optimizations.
15291 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
15292 and CALLUSED solutions.
15293 (dump_points_to_solution): New function, split out from ...
15294 (dump_points_to_info_for): ... here.
15295 * tree-parloops.c (parallelize_loops): Reset the escaped and
15296 callused solutions.
15298 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15301 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
15302 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
15304 2009-05-25 Ira Rosen <irar@il.ibm.com>
15306 PR tree-optimization/40238
15307 * tree-vect-stmts.c (vect_init_vector): Insert initialization
15308 statements after basic block's labels.
15309 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
15310 to free the allocated memory.
15312 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
15314 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
15315 return address with a USE.
15317 2009-05-24 Richard Guenther <rguenther@suse.de>
15319 PR middle-end/40233
15320 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
15321 array type from the main variant of the inner type.
15323 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
15325 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
15326 definition to bool (from int) to un-break build.
15327 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
15329 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
15331 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
15332 discard_stmt_changes): Delete.
15333 * tree-ssa-operands.c (scb_stack): Delete.
15334 (init_ssa_operands): Do not initialize it.
15335 (fini_ssa_operands): Do not free it.
15336 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
15338 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
15339 update_stmt, remove the others. Fix comments.
15340 * tree-dfa.c (optimize_stack_restore): Likewise.
15341 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
15342 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
15343 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
15344 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
15346 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
15347 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
15348 (dom_opt_finalize_block): Likewise, adjusting access to
15350 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
15351 (stmts_to_rescan): Change item type to gimple.
15352 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
15354 2009-05-24 Ira Rosen <irar@il.ibm.com>
15356 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
15357 * tree-pass.h (pass_slp_vectorize): New pass.
15358 * params.h (SLP_MAX_INSNS_IN_BB): Define.
15359 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
15360 * tree-vectorizer.c (timevar.h): Include.
15361 (user_vect_verbosity_level): Declare.
15362 (vect_location): Fix comment.
15363 (vect_set_verbosity_level): Update user_vect_verbosity_level
15364 instead of vect_verbosity_level.
15365 (vect_set_dump_settings): Add an argument. Ignore user defined
15366 verbosity if dump flags require higher level of verbosity. Print to
15367 stderr only for loop vectorization.
15368 (vectorize_loops): Update call to vect_set_dump_settings.
15369 (execute_vect_slp): New function.
15370 (gate_vect_slp): Likewise.
15371 (struct gimple_opt_pass pass_slp_vectorize): New.
15372 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
15373 access its members.
15374 (vec_info_for_bb): New function.
15375 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
15376 (VECTORIZATION_ENABLED): New macro.
15377 (SLP_ENABLED, SLP_DISABLED): Likewise.
15378 (vect_is_simple_use): Add bb_vec_info argument.
15379 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
15380 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
15381 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
15382 vect_schedule_slp, vect_analyze_slp): Likewise.
15383 (vect_analyze_stmt): Add slp_tree argument.
15384 (find_bb_location): Declare.
15385 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
15386 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
15387 (vect_analyze_loop_operations, vect_analyze_loop,
15388 get_initial_def_for_induction, vect_create_epilog_for_reduction,
15389 vect_finalize_reduction, vectorizable_reduction,
15390 vectorizable_live_operation, vect_transform_loop): Likewise.
15391 * tree-data-ref.c (dr_analyze_innermost): Update comment,
15392 skip evolution analysis if analyzing a basic block.
15393 (dr_analyze_indices): Likewise.
15394 (initialize_data_dependence_relation): Skip the test whether the
15395 object is invariant for basic blocks.
15396 (compute_all_dependences): Skip dependence analysis for data
15397 references in basic blocks.
15398 (find_data_references_in_stmt): Don't fail in case of invariant
15399 access in basic block.
15400 (find_data_references_in_bb): New function.
15401 (find_data_references_in_loop): Move code to
15402 find_data_references_in_bb and add a call to it.
15403 (compute_data_dependences_for_bb): New function.
15404 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
15405 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
15407 (vect_analyze_data_ref_dependence): Check for interleaving in case of
15408 unknown dependence in basic block and fail in case of dependence in
15410 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
15411 dependence instances from either loop or basic block vectorization
15413 (vect_compute_data_ref_alignment): Check if it is loop vectorization
15414 before calling nested_in_vect_loop_p.
15415 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
15416 dependence instances from either loop or basic block vectorization
15418 (vect_verify_datarefs_alignment): Likewise.
15419 (vect_enhance_data_refs_alignment): Adjust function calls.
15420 (vect_analyze_data_refs_alignment): Likewise.
15421 (vect_analyze_group_access): Fix printing. Skip different checks if
15422 DR_STEP is 0. Keep strided stores either in loop or basic block
15423 vectorization data structure. Fix indentation.
15424 (vect_analyze_data_ref_access): Fix comments, allow zero step in
15426 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
15427 dependence instances from either loop or basic block vectorization
15429 (vect_analyze_data_refs): Update comment. Call
15430 compute_data_dependences_for_bb to analyze basic blocks.
15431 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
15432 case of loop vectorization. In case of basic block vectorization use
15433 data-ref itself as a base.
15434 (vect_create_data_ref_ptr): In case of basic block vectorization:
15435 don't advance the pointer, add new statements before the current
15436 statement. Adjust function calls.
15437 (vect_supportable_dr_alignment): Support only aligned accesses in
15438 basic block vectorization.
15439 * common.opt (ftree-slp-vectorize): New flag.
15440 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
15441 (vect_pattern_recog_1): Likewise.
15442 * tree-vect-stmts.c (process_use): Likewise.
15443 (vect_init_vector): Add new statements in the beginning of the basic
15444 block in case of basic block SLP.
15445 (vect_get_vec_def_for_operand): Adjust function calls.
15446 (vect_finish_stmt_generation): Likewise.
15447 (vectorizable_call): Add assert that it is loop vectorization, adjust
15449 (vectorizable_conversion, vectorizable_assignment): Likewise.
15450 (vectorizable_operation): In case of basic block SLP, take
15451 vectorization factor from statement's type and skip the relevance
15452 check. Adjust function calls.
15453 (vectorizable_type_demotion): Add assert that it is loop
15454 vectorization, adjust function calls.
15455 (vectorizable_type_promotion): Likewise.
15456 (vectorizable_store): Check for outer loop only in case of loop
15457 vectorization. Adjust function calls. For basic blocks, skip the
15458 relevance check and don't advance pointers.
15459 (vectorizable_load): Likewise.
15460 (vectorizable_condition): Add assert that it is loop vectorization,
15461 adjust function calls.
15462 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
15463 that it is not reduction, get vector type, call only supported
15464 functions, skip loop specific parts.
15465 (vect_transform_stmt): Check for outer loop only in case of loop
15467 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
15468 (vect_is_simple_use): Fix comment, add new argument, fix conditions
15469 for external definition.
15470 * passes.c (pass_slp_vectorize): New pass.
15471 * tree-vect-slp.c (find_bb_location): New function.
15472 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
15473 check for patterns only in loops.
15474 (vect_build_slp_tree): Add argument, adjust function calls, fail in
15475 case of multiple types in basic block SLP.
15476 (vect_mark_slp_stmts_relevant): New function.
15477 (vect_supported_load_permutation_p): Fix comment.
15478 (vect_analyze_slp_instance): Add argument. In case of basic block
15479 SLP, take vectorization factor from statement's type, check that
15480 unrolling factor is 1. Adjust function call. Save SLP instance in
15481 either loop or basic block vectorization structure. Return FALSE,
15483 (vect_analyze_slp): Add argument. Get strided stores groups from
15484 either loop or basic block vectorization structure. Return FALSE
15485 if basic block SLP failed.
15486 (new_bb_vec_info): New function.
15487 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
15488 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
15489 (vect_schedule_slp): Add argument. Get SLP instances from either
15490 loop or basic block vectorization structure. Set vectorization factor
15491 to be 1 for basic block SLP.
15492 (vect_slp_transform_bb): New function.
15493 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
15495 2009-05-23 Mark Mitchell <mark@codesourcery.com>
15497 * final.c (shorten_branches): Do not align labels for jump tables.
15498 (final_scan_insn): Use JUMP_TABLE_DATA_P.
15500 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
15502 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
15503 Remove outdated reference to flow.c and fix nits.
15504 * doc/gccint.texi: Tweak RTL description.
15505 * doc/rtl.texi: Likewise.
15507 2009-05-23 Denis Chertykov <chertykov@gmail.com>
15509 * config/avr/avr.c: Change my email address.
15510 * config/avr/avr.h: Likewise.
15511 * config/avr/avr.md: Likewise.
15512 * config/avr/avr-protos.h: Likewise.
15513 * config/avr/libgcc.S: Likewise.
15515 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
15517 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
15518 (spu_split_load, spu_split_store): Change return type to int.
15519 (spu_split_convert): Declare.
15520 * config/spu/predicates.md (spu_mem_operand): Remove.
15521 (spu_mov_operand): Update.
15522 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
15523 * config/spu/spu.c (regno_aligned_for_load): Remove.
15524 (reg_aligned_for_addr, spu_expand_load): Define.
15525 (spu_expand_extv): Reimplement and handle MEM.
15526 (spu_expand_insv): Handle MEM.
15527 (spu_sched_reorder): Handle insn's with length 0.
15528 (spu_legitimate_address_p): Reimplement.
15529 (store_with_one_insn_p): Return TRUE for any mode with size
15530 larger than 16 bytes.
15531 (address_needs_split): Define.
15532 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
15534 (spu_convert_move): Define.
15535 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
15536 (spu_split_store): Change all MEM's to TImode.
15537 (spu_init_expanders): Preallocate registers that correspond to
15538 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
15540 (spu_split_convert): Define.
15541 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
15542 (_move<mode>, _movdi, _movti): Update predicate and condition.
15543 (load, store): Change to define_split.
15544 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
15546 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
15547 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
15548 define_insn_and_split of lshr<mode>3.
15549 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
15550 (<v>ashr<mode>3_imm): Define.
15551 (extv, extzv, insv): Allow MEM operands.
15552 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
15553 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
15554 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
15555 (_spu_convert2): Change to define_insn_and_split and remove the
15556 corresponding define_peephole2.
15557 (stack_protect_set, stack_protect_test, stack_protect_test_si):
15558 Change predicates to memory_operand.
15560 2009-05-22 Mark Mitchell <mark@codesourcery.com>
15562 * config/arm/thumb2.md: Add 16-bit multiply instructions.
15564 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
15566 PR tree-optimization/40219
15567 * tree.c (iterative_hash_expr): Make sure the builtin function is
15568 a normal builtin function and not a front end or back end builtin
15569 before indexing into the built_in_decls array.
15571 2009-05-22 Richard Guenther <rguenther@suse.de>
15573 PR middle-end/38964
15574 * alias.c (write_dependence_p): Do not use TBAA for answering
15575 anti-dependence or output-dependence.
15576 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
15577 (emit_pointer_definition): Remove.
15578 (emit_alias_warning): Likewise.
15579 (find_what_var_points_to): Remove TBAA pruning code.
15580 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
15582 (compute_points_to_sets): Remove code computing the set of
15583 dereferenced pointers.
15584 * tree-data-ref.c (dr_may_alias_p): Properly use the split
15585 oracle for querying anti and output dependencies.
15586 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
15587 if TBAA may be applied.
15588 (refs_anti_dependent_p): New function.
15589 (refs_output_dependent_p): Likewise.
15590 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
15591 (refs_output_dependent_p): Likewise.
15592 * doc/tree-ssa.texi (Memory model): New section.
15593 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
15594 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
15595 * cfgexpand.c (expand_gimple_basic_block): Do not handle
15596 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
15597 * expr.c (expand_expr_real_1): Likewise.
15598 * gimple-low.c (lower_stmt): Likewise.
15599 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
15600 (dump_gimple_cdt): Remove.
15601 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
15602 (gimple_size): Likewise.
15603 (walk_gimple_op): Likewise.
15604 (is_gimple_stmt): Likewise.
15605 (walk_stmt_load_store_addr_ops): Likewise.
15606 (gimple_build_cdt): Remove.
15607 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
15608 * gimple.h (gimple_cdt_new_type): Remove.
15609 (gimple_cdt_new_type_ptr): Likewise.
15610 (gimple_cdt_set_new_type): Likewise.
15611 (gimple_cdt_location): Likewise.
15612 (gimple_cdt_location_ptr): Likewise.
15613 (gimple_cdt_set_location): Likewise.
15614 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
15615 * tree-cfg.c (remove_useless_stmts_1): Do not handle
15616 GIMPLE_CHANGE_DYNAMIC_TYPE.
15617 (verify_types_in_gimple_stmt): Likewise.
15618 * tree-inline.c (estimate_num_insns): Likewise.
15619 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
15620 (copy_decl_to_var): Likewise.
15621 (copy_result_decl_to_var): Likewise.
15622 * tree-pretty-print.c (dump_generic_node): Do not handle
15623 CHANGE_DYNAMIC_TYPE_EXPR.
15624 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
15625 * tree-ssa-operands.c (get_expr_operands): Likewise.
15626 * tree-ssa-structalias.c (struct variable_info): Remove
15627 no_tbaa_pruning member.
15628 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
15629 (unify_nodes): Do not copy it.
15630 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
15631 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
15632 (set_uids_in_ptset): Do not check it.
15633 (find_what_var_points_to): Likewise.
15634 (compute_tbaa_pruning): Remove.
15635 (compute_points_to_sets): Do not call it.
15636 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
15637 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
15638 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
15639 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
15640 (DECL_NO_TBAA_P): Likewise.
15641 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
15642 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
15643 (expand_omp_atomic_pipeline): Do not set it.
15644 * print-tree.c (print_node): Do not dump it.
15645 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
15648 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
15651 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
15654 2009-05-22 Mark Mitchell <mark@codesourcery.com>
15656 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
15659 2009-05-22 Ben Elliston <bje@au.ibm.com>
15661 * Makefile.in (bversion.h, s-bversion): New targets.
15662 (TOPLEV_H): Add bversion.h.
15663 * toplev.h: Include "bversion.h".
15664 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
15665 the __format__ attribute only if compiling with the same version
15666 of GCC as the sources (the "build version").
15668 2009-05-22 Ben Elliston <bje@au.ibm.com>
15670 * c-format.c (handle_format_attribute): Fix comment typo.
15672 2009-05-21 Steve Ellcey <sje@cup.hp.com>
15675 * config/ia64/ia64.opt (mfused-madd): New.
15676 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
15677 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
15678 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
15679 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
15680 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
15681 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
15682 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
15683 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
15684 instruction if !TARGET_FUSED_MADD.
15685 (fpma, fpms): Remove colon from name.
15687 2009-05-22 Richard Guenther <rguenther@suse.de>
15689 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
15690 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
15691 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
15693 (create_expression_by_pieces): Only convert if necessary.
15694 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
15695 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
15697 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
15699 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
15700 regular pattern from a template and rename it ...
15701 (*extzv_truncsi_exts): ... to this.
15703 2009-05-21 Richard Guenther <rguenther@suse.de>
15705 * cgraph.h (struct cgraph_node): Remove inline_decl member.
15706 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
15707 (cgraph_default_inline_p): Likewise.
15708 (cgraph_decide_inlining_incrementally): Likewise.
15710 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
15711 Uros Bizjak <ubizjak@gmail.com>
15713 * config/i386/cpuid.h (bit_MOVBE): New.
15715 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
15717 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
15718 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
15719 (ix86_handle_option): Handle OPT_mmovbe.
15720 (ix86_target_string): Add -mmovbe.
15721 (pta_flags): Add PTA_MOVBE.
15722 (processor_alias_table): Add PTA_MOVBE to "atom".
15723 (override_options): Handle PTA_MOVBE.
15725 * config/i386/i386.h (TARGET_MOVBE): New.
15727 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
15728 (*bswapsi_movbe): New.
15729 (*bswapdi_movbe): Likewise.
15730 (bswapdi2): Renamed to ...
15731 (*bswapdi_1): This.
15732 (bswapdi2): New expander.
15734 * config/i386/i386.opt (mmovbe): New.
15736 * doc/invoke.texi: Document -mmovbe.
15738 2009-05-21 Taras Glek <tglek@mozilla.com>
15740 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
15741 * gcc-plugin.h (plugin_init): Updated signature.
15742 * gcc-plugin.h (plugin_name_args): Moved to this header.
15743 * doc/plugins.texi (plugin_init): Updated documention to reflect
15745 * doc/plugins.texi (plugin_name_args): Added to documention.
15747 2009-05-21 Mark Mitchell <mark@codesourcery.com>
15749 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
15750 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
15752 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
15754 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
15755 JUMP_TABLE_DATA_P predicates where applicable.
15756 * config/i386/predicates.md: Ditto.
15757 * config/i386/sse.md: Ditto.
15759 2009-05-21 Jakub Jelinek <jakub@redhat.com>
15761 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
15762 operand2 -128 override length_immediate attribute to 1.
15763 * config/i386/predicates.md (constm128_operand): New predicate.
15765 * config/i386/i386.c (memory_address_length): Handle %r12
15766 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
15768 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
15769 mode look through optional ZERO_EXTEND and SUBREG.
15770 * config/i386/i386.md (R12_REG): New define_constant.
15771 (prefix_data16): For sse unit set also for MODE_TI insns.
15772 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
15773 insns set if operand 1 is ext_QIreg_operand.
15774 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
15775 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
15777 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
15778 mode from MODE_DI to MODE_SI.
15779 (movdi_1_rex64): Override modrm and length_immediate attributes
15780 only for movabs (TYPE_IMOV, alternative 2).
15781 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
15782 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
15783 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
15784 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
15785 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
15786 prefix_rex attribute if DImode.
15787 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
15788 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
15789 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
15790 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
15791 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
15792 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
15793 Likewise. For TYPE_IMOV clear length_immediate attribute.
15794 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
15795 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
15796 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
15797 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
15798 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
15799 or one operand TYPE_ISHIFT.
15800 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
15801 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
15802 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
15803 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
15804 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
15805 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
15806 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
15807 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
15808 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
15809 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
15810 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
15811 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
15812 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
15813 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
15814 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
15815 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
15816 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
15817 set mode attribute, don't override length attribute.
15818 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
15820 (return_internal_long): Set length attribute to 2 instead of 1.
15821 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
15822 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
15823 prefix_rex attribute.
15824 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
15826 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
15828 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15830 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
15832 2009-05-20 Ian Lance Taylor <iant@google.com>
15834 * tree.c (build_tree_list_vec_stat): New function.
15835 (ctor_to_vec): New function.
15836 (build_nt_call_vec): New function.
15837 (build_call_array): Change args to be a const pointer.
15838 (build_call_vec): New function.
15839 * tree.h (build_nt_call_vec): Declare.
15840 (build_tree_list_vec_stat): Declare.
15841 (build_tree_list_vec): Define.
15842 (build_call_array): Update declaration.
15843 (build_call_vec): Declare.
15844 (ctor_to_vec): Declare.
15845 * c-common.c (tree_vector_cache): New static variable.
15846 (make_tree_vector): New function.
15847 (release_tree_vector): New function.
15848 (make_tree_vector_single): New function.
15849 (make_tree_vector_copy): New function.
15850 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
15851 (make_tree_vector_single, make_tree_vector_copy): Declare.
15852 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
15853 (c_parser_expr_list): Don't manage cache here, instead call
15855 (c_parser_release_expr_list): Remove static function.
15856 (c_parser_vec_to_tree_list): Remove static function.
15857 (c_parser_attributes): Call build_tree_list_vec instead of
15858 c_parser_vec_to_tree_list. Call release_tree_vector instead of
15859 c_parser_release_expr_list.
15860 (c_parser_postfix_expression_after_primary): Likewise.
15861 (c_parser_objc_keywordexpr): Likewise.
15863 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
15865 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
15866 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
15867 TARGET_CONVERT_TO_TYPE.
15868 * hooks.c (hook_tree_const_tree_null): Define.
15869 * hooks.h (hook_tree_const_tree_null): Declare.
15870 * target.h (struct gcc_target): Add invalid_parameter_type,
15871 invalid_return_type, promoted_type, and convert_to_type fields.
15872 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
15873 (TARGET_INVALID_RETURN_TYPE): Define.
15874 (TARGET_PROMOTED_TYPE): Define.
15875 (TARGET_CONVERT_TO_TYPE): Define.
15876 (TARGET_INITIALIZER): Update for new fields.
15877 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
15878 (grokparms): Check targetm.invalid_parameter_type.
15879 * c-typeck.c (default_conversion): Check targetm.promoted_type.
15880 * c-convert.c (convert): Check targetm.convert_to_type.
15882 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
15884 * config/mips/mips.md (*extenddi_truncate<mode>,
15885 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
15887 (*extendhi_truncateqi): New define_insn_and_sptit.
15889 2009-05-20 Jakub Jelinek <jakub@redhat.com>
15891 PR middle-end/40204
15892 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
15893 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
15895 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
15897 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
15898 the operand of VIEW_CONVERT_EXPR.
15900 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
15902 * config/i386/driver-i386.c (host_detect_local_cpu): Check
15903 extended family and model for Intel processors. Support Intel Atom.
15905 2009-05-20 Olivier Hainque <hainque@adacore.com>
15907 * gstab.h (stab_code_type): Define, to be used instead of the
15908 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
15910 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
15911 occurrences by stab_code_type.
15912 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
15914 2009-05-20 Martin Jambor <mjambor@suse.cz>
15916 * tree-flow.h (insert_edge_copies_seq): Undeclare.
15917 (sra_insert_before): Likewise.
15918 (sra_insert_after): Likewise.
15919 (sra_init_cache): Likewise.
15920 (sra_type_can_be_decomposed_p): Likewise.
15921 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
15922 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
15923 (sra_insert_before): Likewise.
15924 (sra_insert_after): Likewise.
15925 (sra_init_cache): Likewise.
15926 (insert_edge_copies_seq): Made static and moved upwards.
15928 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
15931 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
15933 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
15934 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
15937 2009-05-20 Richard Guenther <rguenther@suse.de>
15939 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
15940 with mismatched comparison modes.
15942 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15944 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
15945 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
15946 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
15947 with shifts for Thumb2.
15948 (orsi_notsi): New for orn.
15949 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
15950 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
15951 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
15952 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
15953 Don't invert remainder for IOR.
15955 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
15957 PR tree-optimization/40087
15958 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
15959 number_of_iterations_ne): Rename never_infinite argument.
15960 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
15961 number_of_iterations_le): Handle pointer-type ivs when
15962 exit_must_be_taken is false.
15963 (number_of_iterations_cond): Do not always assume that
15964 exit_must_be_taken if the control variable is a pointer.
15966 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
15968 * c-typeck.c (build_binary_op): Allow % on integal vectors.
15969 * doc/extend.texi (Vector Extension): Document that % is allowed too.
15971 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
15973 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
15974 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
15976 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
15979 * c.opt (Wlogical-op): Disabled by default.
15980 * c-opt (c_common_post_options): Do not enable Wlogical-op with
15982 * doc/invoke.texi (Wlogical-op): Likewise.
15984 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
15986 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
15988 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
15989 Propagate the type of the first operand.
15990 <ASSERT_EXPR>: Simplify.
15991 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
15992 Rewrite using the RHS code as discriminant.
15993 <NOP_EXPR>: Turn into CASE_CONVERT.
15994 <PLUS_EXPR>: Propagate the type of the first operand.
15996 2009-05-19 Steve Ellcey <sje@cup.hp.com>
15998 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
15999 (ia64_dconst_0_375): New.
16000 * config/ia64/ia64.c (ia64_override_options): Remove
16001 -minline-sqrt-min-latency warning.
16002 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
16003 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
16004 * config/ia64/ia64.md (*sqrt_approx): Remove.
16005 (sqrtsf2): Remove #if 0.
16006 (sqrtsf2_internal_thr): Rewrite and move to div.md.
16007 (sqrtdf): Remove assert.
16008 (sqrtdf2_internal_thr): Rewrite and move to div.md.
16009 (sqrtxf2): Remove #if 0.
16010 (sqrtxf2_internal_thr): Rewrite and move to div.md.
16011 * div.md (sqrt_approx_rf): New.
16012 (sqrtsf2_internal_thr): New implementation.
16013 (sqrtsf2_internal_lat): New.
16014 (sqrtdf2_internal_thr: New implementation.
16015 (sqrtxf2_internal): New implementation.
16017 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
16018 Hans-Peter Nilsson <hp@axis.com>
16020 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
16021 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
16022 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
16023 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
16024 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
16025 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
16026 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
16027 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
16028 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
16029 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
16030 * c-common.c: ...from here.
16032 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16034 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
16036 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16038 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
16040 2009-05-19 Ben Elliston <bje@au.ibm.com>
16042 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
16043 assignments with memcpy calls.
16044 (add_fdes): Likewise.
16045 (binary_search_unencoded_fdes): Likewise.
16046 (linear_search_fdes): Eliminate type puns.
16048 2009-05-19 Richard Guenther <rguenther@suse.de>
16050 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
16051 not falsely claim to have propagated into all uses.
16053 2009-05-19 Ben Elliston <bje@au.ibm.com>
16055 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
16058 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16060 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
16061 * config/sh/sh.c (sh_legitimate_address_p): Make static.
16062 (TARGET_LEGITIMATE_ADDRESS_P): New.
16063 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16064 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
16066 2009-05-18 Dodji Seketeli <dodji@redhat.com>
16069 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
16070 child of the containing namespace's DIE.
16072 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
16074 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
16075 *zero_extendhi_truncqi): Move after the zero_extend patterns.
16076 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
16079 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
16082 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
16083 gen_align with gen_pad.
16084 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
16085 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
16087 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
16088 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
16090 * config/i386/i386.md (align): Renamed to ...
16091 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
16092 ASM_OUTPUT_MAX_SKIP_PAD.
16094 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
16096 * config.gcc: Fix variable syntax.
16099 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
16100 before calling exact_log2.
16101 (output_iorsi3): Likewise.
16102 (output_xorsi3): Likewise.
16104 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16106 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
16107 for the none zero constant operand except for EQ and NE
16108 comprisons even when the first operand is R0.
16110 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
16112 * config/s390/2064.md: Remove trailing whitespaces.
16113 * config/s390/2084.md: Likewise.
16114 * config/s390/constraints.md: Likewise.
16115 * config/s390/fixdfdi.h: Likewise.
16116 * config/s390/libgcc-glibc.ver: Likewise.
16117 * config/s390/s390-modes.def: Likewise.
16118 * config/s390/s390-protos.h: Likewise.
16119 * config/s390/s390.c: Likewise.
16120 * config/s390/s390.h: Likewise.
16121 * config/s390/s390.md: Likewise.
16122 * config/s390/tpf-unwind.h: Likewise.
16124 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16126 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
16128 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16131 * configure.ac (m68k-*-*): Check if binutils support TLS.
16132 * configure: Regenerate.
16133 * config/m68k/predicates.md (symbolic_operand): Extend comment.
16134 * config/m68k/constraints.md (Cu): New constraint.
16135 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
16136 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
16137 (movsi): Handle TLS symbols.
16138 (addsi3_5200): Handle XTLS symbols, indent.
16139 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
16140 (m68k_tls_reference_p): Declare.
16141 (m68k_legitimize_address): Declare.
16142 (m68k_unwrap_symbol): Declare.
16143 * config/m68k/m68k.opt (mxtls): New option.
16144 * config/m68k/m68k.c (ggc.h): Include.
16145 (m68k_output_dwarf_dtprel): Implement hook.
16146 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
16147 (m68k_expand_prologue): Load GOT pointer when function needs it.
16148 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
16149 (m68k_legitimate_constant_address_p): Same.
16150 (m68k_decompose_address): Handle TLS references.
16151 (m68k_get_gp): New static function.
16152 (enum m68k_reloc): New contants.
16153 (TLS_RELOC_P): New macro.
16154 (m68k_wrap_symbol): New static function.
16155 (m68k_unwrap_symbol): New function.
16156 (m68k_final_prescan_insn_1): New static function.
16157 (m68k_final_prescan_insn): New function.
16158 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
16160 (legitimize_pic_address): Handle TLS references..
16161 (m68k_tls_get_addr, m68k_get_tls_get_addr)
16162 (m68k_libcall_value_in_a0_p)
16163 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
16164 (m68k_call_m68k_read_tp): Helper variables and functions for ...
16165 (m68k_legitimize_tls_address): Handle TLS references.
16166 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
16168 (m68k_legitimize_address): Handle TLS symbols.
16169 (m68k_get_reloc_decoration): New static function.
16170 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
16172 (m68k_output_dwarf_dtprel): Implement hook.
16173 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
16174 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
16175 m68k_call_* routines.
16176 (sched_attr_op_type): Handle TLS symbols.
16177 (gt-m68k.h): Include.
16178 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
16179 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
16181 2009-05-18 Martin Jambor <mjambor@suse.cz>
16183 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
16184 (visit_store_addr_for_mod_analysis): New function.
16185 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
16186 (determine_cst_member_ptr): Use gimple_assign_single_p.
16187 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
16188 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
16189 operands. Don't check number of operands of a NOP_EXPR.
16191 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
16193 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
16195 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
16198 * c-common.c (warn_logical_operator): Don't warn if one of
16199 expression isn't always true or false.
16201 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
16203 * config/i386/biarch32.h: New file.
16204 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
16206 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
16208 * config/mips/mips.md (*zero_extend<mode>_trunchi,
16209 *zero_extend<mode>_truncqi): Merge these into ...
16210 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
16211 Name the pattern following this as *zero_extendhi_truncqi.
16213 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
16215 PR middle-end/39301
16216 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
16217 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
16218 (output_info): Make field HOST_WIDEST_INT.
16219 (print_statistics): Use HOST_WIDEST_INT_PRINT.
16220 (dump_bitmat_statistics): Same.
16222 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
16224 * config.gcc (use_gcc_stdint): Set to wrap.
16225 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
16226 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
16227 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16228 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16229 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16230 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16231 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16232 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16234 2009-05-16 Joseph Myers <joseph@codesourcery.com>
16236 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
16238 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
16239 Move definitions earlier.
16240 (OPT_ARCH64, OPT_ARCH32): Define.
16241 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
16244 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
16247 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
16250 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
16252 * arm.md (movdi2): Copy non-reg values to DImode registers.
16254 2009-05-16 Jakub Jelinek <jakub@redhat.com>
16257 * final.c (label_to_max_skip): New function.
16258 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
16259 CODE_LABEL_NUMBER <= max_labelno.
16260 * output.h (label_to_max_skip): New prototype.
16261 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
16262 (ix86_avoid_jump_mispredicts): ... this. Don't define if
16263 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
16264 Handle CODE_LABELs with >= 16 byte alignment or with
16265 max_skip == (1 << align) - 1.
16266 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
16267 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
16270 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
16271 .p2align 3 if MAX_SKIP is smaller than 7.
16272 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
16274 2009-05-15 Ian Lance Taylor <iant@google.com>
16276 * alias.c (struct alias_set_entry_d): Rename from struct
16277 alias_set_entry. Change all uses.
16278 * except.c (struct call_site_record_d): Rename from struct
16279 call_site_record. Change all uses.
16280 * except.h (struct eh_region_d): Rename from struct eh_region.
16282 * gcse.c (struct hash_table_d): Rename from struct hash_table.
16284 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
16285 ivtype_map_elt. Change all uses.
16286 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
16288 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
16289 * graphite.h (struct name_tree_d): Rename from struct name_tree.
16291 (struct sese_d): Rename from struct sese. Change all uses.
16292 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
16293 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
16294 * optabs.h (struct optab_d): Rename from struct optab. Change all
16296 (struct convert_optab_d): Rename from struct convert_optab.
16298 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
16299 ipa_opt_pass. Change all uses.
16300 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
16303 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
16304 defined as a typedef.
16305 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
16308 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
16311 * fold-const.c (make_range,build_range_check,merge_ranges): Move
16313 (merge_ranges): Returns bool.
16314 * tree.h (make_range): .. to here.
16315 (build_range_check): Likewise.
16316 (merge_ranges): Likewise. Renamed from merge_ranges.
16317 * c-typeck.c (parser_build_binary_op): Update calls to
16318 warn_logical_operator.
16319 * c-common.c (warn_logical_operator): Add new warning.
16320 * c-common.h (warn_logical_operator): Update declaration.
16322 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
16324 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
16326 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16328 * doc/install.texi: Document MPC requirements, flags etc.
16330 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
16331 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
16332 Evaluate constant arguments.
16333 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
16334 (fold_builtin_1): Likewise, also evaluate constant arguments.
16335 Remove superfluous break.
16336 (do_mpc_ckconv): New.
16337 * real.h: Include mpc.h.
16338 * toplev.c (print_version): Output MPC version info if available.
16340 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16342 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
16344 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
16346 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
16349 2009-05-15 Jan Hubicka <jh@suse.cz>
16351 * doc/invoke.texi (max-early-inliner-iterations): New flag.
16352 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
16353 (try_inline): Fix return value.
16354 (cgraph_decide_inlining_incrementally): Honor new value.
16355 (cgraph_early_inlining): Handle indirect inlining.
16356 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
16358 2009-05-15 Jan Hubicka <jh@suse.cz>
16360 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
16361 * cgraphunit.c (cgraph_finalize_function): Set it.
16362 (cgraph_expand_function): Use it.
16364 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16366 * real.c (encode_ieee_half): Define.
16367 (decode_ieee_half): Define.
16368 (ieee_half_format): Define.
16369 (arm_half_format): Define.
16370 * real.h (ieee_half_format): Declare.
16371 (arm_half_format): Declare.
16373 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16375 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
16376 swapped, and reversed optabs exist before trying to use them.
16378 2009-05-15 Paul Brook <paul@codesourcery.com>
16379 Sandra Loosemore <sandra@codesourcery.com>
16381 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
16382 loads. Allow PRE_DEC.
16383 (output_move_neon): Handle PRE_DEC.
16384 (arm_print_operand): Add 'A' for neon structure loads.
16385 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
16386 * config/arm/neon.md (neon_mov): Update comment.
16387 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
16389 (Um): New constraint.
16391 2009-05-15 Jan Hubicka <jh@suse.cz>
16393 Revert the following patch until testsuite fallout is fixed:
16394 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
16395 * cgraph.h (struct inline_summary): New filed self_wize,
16396 size_inlining_benefit, self_time and time_inlining_benefit.
16397 (struct cgraph_global_info): Replace insns by time ans size fields.
16398 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
16399 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
16400 (ipcp_update_callgraph): Do not touch function bodies.
16401 * ipa-inline.c: Include except.h
16402 (MAX_TIME): New constant.
16403 (overall_insns): Remove
16404 (overall_size, max_benefit): New static variables.
16405 (cgraph_estimate_time_after_inlining): New function.
16406 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
16407 (cgraph_clone_inlined_nodes): Update size.
16408 (cgraph_mark_inline_edge): Update size.
16409 (cgraph_estimate_growth): Use size info.
16410 (cgraph_check_inline_limits): Check size.
16411 (cgraph_default_inline_p): Likewise.
16412 (cgraph_edge_badness): Compute badness based on benefit and size cost.
16413 (cgraph_decide_recursive_inlining): Check size.
16414 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
16416 (cgraph_decide_inlining): Likewise.
16417 (cgraph_decide_inlining_incrementally): Likewise; honor
16418 PARAM_EARLY_INLINING_INSNS.
16419 (likely_eliminated_by_inlining_p): New predicate.
16420 (estimate_function_body_sizes): New function.
16421 (compute_inline_parameters): Use it.
16422 * except.c (must_not_throw_labels): New function.
16423 * except.h (must_not_throw_labels): Declare.
16424 * tree-inline.c (init_inline_once): Kill inlining_weigths
16425 * tree-ssa-structalias.c: Avoid uninitialized warning.
16426 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
16427 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
16428 (PARAM_INLINE_CALL_COST): Remove.
16429 (PARAM_EARLY_INLINING_INSNS): New.
16431 2009-05-15 Richard Guenther <rguenther@suse.de>
16433 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
16434 not TODO_update_ssa.
16436 2009-05-15 Richard Guenther <rguenther@suse.de>
16438 PR tree-optimization/39999
16439 * gimple.h (gimple_expr_type): Use the expression type looking
16440 through useless conversions.
16441 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
16442 (vn_nary_op_insert_stmt): Likewise.
16443 (simplify_binary_expression): Likewise.
16445 2009-05-15 Richard Guenther <rguenther@suse.de>
16447 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
16448 New options, enabled by default.
16449 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
16451 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
16452 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
16453 * tree-ssa-structalias.c (gate_tree_pta): New function.
16454 (pass_build_alias): Use it.
16456 2009-05-15 Joseph Myers <joseph@codesourcery.com>
16458 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
16459 recurse on an invariant address if a conversion from a pointer
16460 type to a wider integer type is involved.
16462 2009-05-15 Jan Hubicka <jh@suse.cz>
16464 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
16465 * cgraph.h (struct inline_summary): New filed self_wize,
16466 size_inlining_benefit, self_time and time_inlining_benefit.
16467 (struct cgraph_global_info): Replace insns by time ans size fields.
16468 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
16469 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
16470 (ipcp_update_callgraph): Do not touch function bodies.
16471 * ipa-inline.c: Include except.h
16472 (MAX_TIME): New constant.
16473 (overall_insns): Remove
16474 (overall_size, max_benefit): New static variables.
16475 (cgraph_estimate_time_after_inlining): New function.
16476 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
16477 (cgraph_clone_inlined_nodes): Update size.
16478 (cgraph_mark_inline_edge): Update size.
16479 (cgraph_estimate_growth): Use size info.
16480 (cgraph_check_inline_limits): Check size.
16481 (cgraph_default_inline_p): Likewise.
16482 (cgraph_edge_badness): Compute badness based on benefit and size cost.
16483 (cgraph_decide_recursive_inlining): Check size.
16484 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
16486 (cgraph_decide_inlining): Likewise.
16487 (cgraph_decide_inlining_incrementally): Likewise; honor
16488 PARAM_EARLY_INLINING_INSNS.
16489 (likely_eliminated_by_inlining_p): New predicate.
16490 (estimate_function_body_sizes): New function.
16491 (compute_inline_parameters): Use it.
16492 * except.c (must_not_throw_labels): New function.
16493 * except.h (must_not_throw_labels): Declare.
16494 * tree-inline.c (init_inline_once): Kill inlining_weigths
16495 * tree-ssa-structalias.c: Avoid uninitialized warning.
16496 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
16497 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
16498 (PARAM_INLINE_CALL_COST): Remove.
16499 (PARAM_EARLY_INLINING_INSNS): New.
16500 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
16501 (inline-call-cost): Remove.
16502 (early-inlining-insns): New.
16504 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
16506 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
16508 (print_int_cst_bounds_in_octal_p): Likewise.
16509 (dbxout_type): Adjust calls to above functions. Be prepared to deal
16511 * dwarf2out.c (base_type_die): Likewise.
16512 (is_subrange_type): Delete.
16513 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
16514 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
16515 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
16516 if the destination type is boolean.
16517 (build_range_check): Do not special-case subtypes.
16518 (fold_sign_changed_comparison): Likewise.
16519 (fold_unary): Likewise.
16520 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
16521 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
16522 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
16523 * tree.c (subrange_type_for_debug_p): New predicate based on the
16524 former is_subrange_type.
16525 * tree.h (subrange_type_for_debug_p): Declare.
16526 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
16527 (convert_affine_scev): Remove call to above function.
16528 (chrec_convert_aggressive): Likewise.
16529 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
16530 false for conversions involving subtypes.
16531 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
16532 (vrp_val_min): Likewise.
16533 (needs_overflow_infinity): Likewise.
16534 (extract_range_from_unary_expr): Likewise.
16536 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
16538 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
16539 * config/frv/frv.c: Likewise.
16540 * config/s390/s390.c: Likewise.
16541 * config/sparc/sparc.h: Likewise.
16542 * config/i386/i386.h: Likewise.
16543 * config/i386/i386.c: Likewise.
16544 * config/crx/crx.c: Likewise.
16545 * config/m68hc11/m68hc11.h: Likewise.
16546 * config/iq2000/iq2000.c: Likewise.
16547 * config/mn10300/mn10300.h: Likewise.
16548 * config/mn10300/mn10300.c: Likewise.
16549 * config/m68k/m68k.c: Likewise.
16550 * config/rs6000/rs6000.c: Likewise.
16551 * config/rs6000/xcoff.h: Likewise.
16552 * config/rs6000/linux64.h: Likewise.
16553 * config/rs6000/sysv4.h: Likewise.
16554 * config/score/score3.c: Likewise.
16555 * config/score/score7.c: Likewise.
16556 * config/score/score.c: Likewise.
16557 * config/arm/arm.md: Likewise.
16558 * config/mips/mips.c: Likewise.
16559 * config/mips/mips.md: Likewise.
16560 * config/bfin/bfin.h: Likewise.
16561 * config/pa/pa.c: Likewise.
16562 * config/pa/constraints.md: Likewise.
16564 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
16565 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
16566 * config/pdp11/pdp11.h: Use memory_address_p instead.
16568 2009-05-14 Ian Lance Taylor <iant@google.com>
16570 * passes.c (finish_optimization_passes): Change i to int.
16571 * plugin.c (plugins_active_p): Change event to int.
16572 (dump_active_plugins): Likewise.
16573 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
16575 * tree.c (tree_range_check_failed): Change c to unsigned int.
16576 (omp_clause_range_check_failed): Likewise.
16577 (build_common_builtin_nodes): Change mode to int. Add cast.
16578 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
16579 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
16581 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
16582 ++ or -- with a variable of enum type.
16584 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16587 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
16589 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16591 * store-motion.c: Do not include params.h
16592 * Makefile.in: Fix dependencies for various files.
16594 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
16596 * auto-inc-dec.c: Fix pass description, remove apparent
16597 accidental duplication.
16599 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
16601 PR middle-end/40147
16602 * ipa-utils.h (memory_identifier_string): Moved to ...
16603 * tree.h (memory_identifier_string): Here. Add GTY(()).
16605 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
16607 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
16608 in the former documentation of...
16609 (GO_IF_LEGITIMATE_ADDRESS): ... this.
16610 * ira-conflicts.c (get_dup_num): Use address_operand.
16611 * targhooks.c (default_legitimate_address_p): New.
16612 * targhooks.h (default_legitimate_address_p): New.
16613 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
16615 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
16616 * target.h (struct target): Add legitimate_address_p.
16617 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
16618 (TARGET_INITIALIZER): Include it.
16620 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16621 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
16622 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
16623 (TARGET_LEGITIMATE_ADDRESS_P): New.
16625 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16626 (REG_OK_STRICT_P): Delete.
16627 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
16628 (frv_legitimate_address_p_1): ... this.
16629 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
16630 (frv_legitimate_address_p_1): ... the renamed old
16631 frv_legitimate_address_p.
16632 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
16633 (TARGET_LEGITIMATE_ADDRESS_P): New.
16635 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16636 * config/s390/s390-protos.h (legitimate_address_p): Remove.
16637 * config/s390/s390.c (legitimate_address_p): Rename to...
16638 (s390_legitimate_address_p): ... this, make static.
16639 (legitimize_address): Adjust call.
16640 (TARGET_LEGITIMATE_ADDRESS_P): New.
16641 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
16643 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16644 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
16645 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
16646 (TARGET_LEGITIMATE_ADDRESS_P): New.
16648 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16649 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
16650 * config/spu/spu.c (spu_legitimate_address): Rename to...
16651 (spu_legitimate_address_p): ... this, make static.
16652 (TARGET_LEGITIMATE_ADDRESS_P): New.
16654 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16655 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
16656 * config/sparc/sparc.c (legitimate_address_p): Rename to...
16657 (sparc_legitimate_address_p): ... this, make static and return bool.
16658 (legitimize_address): Adjust call.
16659 (TARGET_LEGITIMATE_ADDRESS_P): New.
16661 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16662 * config/i386/i386-protos.h (legitimate_address_p): Remove.
16663 * config/i386/i386.c (legitimate_address_p): Rename to...
16664 (ix86_legitimate_address_p): ... this, make static.
16665 (constant_address_p): Move after it, adjust call.
16666 (TARGET_LEGITIMATE_ADDRESS_P): New.
16668 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16669 * config/avr/avr-protos.h (legitimate_address_p): Remove.
16670 * config/avr/avr.c (legitimate_address_p): Rename to...
16671 (avr_legitimate_address_p): ... this, make static.
16672 (legitimize_address): Adjust call.
16673 (TARGET_LEGITIMATE_ADDRESS_P): New.
16675 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16676 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
16677 * config/crx/crx.c (crx_legitimate_address_p): Make static.
16678 (TARGET_LEGITIMATE_ADDRESS_P): New.
16680 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16681 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
16682 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
16683 (TARGET_LEGITIMATE_ADDRESS_P): New.
16685 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16686 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
16688 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
16690 (TARGET_LEGITIMATE_ADDRESS_P): New.
16692 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16693 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
16695 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
16697 (m68hc11_legitimate_address_p): ... this, make static.
16698 (go_if_legitimate_address_internal): Rename to...
16699 (m68hc11_legitimate_address_p_1): ... this.
16700 (legitimize_address): Adjust call.
16701 (TARGET_LEGITIMATE_ADDRESS_P): New.
16703 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16704 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
16705 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
16706 (TARGET_LEGITIMATE_ADDRESS_P): New.
16708 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16709 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
16710 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
16711 (mn10300_legitimate_address_p): ... this, make static.
16712 (TARGET_LEGITIMATE_ADDRESS_P): New.
16714 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16715 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
16716 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
16717 (TARGET_LEGITIMATE_ADDRESS_P): New.
16719 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16720 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
16721 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
16722 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16723 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
16724 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
16725 (rs6000_legitimate_address_p): ... this, make static.
16726 (TARGET_LEGITIMATE_ADDRESS_P): New.
16727 (REG_MODE_OK_FOR_BASE_P): Delete.
16728 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
16730 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16731 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
16733 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
16734 static, adjust types.
16735 (TARGET_LEGITIMATE_ADDRESS_P): New.
16737 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16738 * config/score/score.c (score_address_p): Rename to...
16739 (score_legitimate_address_p): ... this.
16740 (TARGET_LEGITIMATE_ADDRESS_P): New.
16741 * config/score/score3.c (score3_address_p): Rename to...
16742 (score3_legitimate_address_p): ... this.
16743 * config/score/score7.c (score7_address_p): Rename to...
16744 (score7_legitimate_address_p): ... this.
16746 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
16747 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
16748 GO_IF_LEGITIMATE_ADDRESS): Delete.
16749 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
16750 thumb2_legitimate_address_p): Delete.
16751 (arm_legitimate_address_p): Rename to...
16752 (arm_legitimate_address_outer_p): ... this.
16753 * config/arm/constraints.md ("Uq"): Adjust call.
16754 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
16755 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
16757 (arm_legitimate_address_outer_p): ... this.
16758 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
16760 (TARGET_LEGITIMATE_ADDRESS_P): New.
16762 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16763 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
16764 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
16765 (TARGET_LEGITIMATE_ADDRESS_P): New.
16767 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16768 * config/vax/vax-protos.h (legitimate_address_p): Remove.
16769 * config/vax/vax.c (legitimate_address_p): Rename to...
16770 (vax_legitimate_address_p): ... this, make static.
16771 (TARGET_LEGITIMATE_ADDRESS_P): New.
16773 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16774 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
16775 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
16776 (TARGET_LEGITIMATE_ADDRESS_P): New.
16778 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16779 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
16780 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
16781 (mmix_legitimate_address_p): ... this, make static.
16782 (TARGET_LEGITIMATE_ADDRESS_P): New.
16784 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16785 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
16786 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
16787 (TARGET_LEGITIMATE_ADDRESS_P): New.
16789 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
16791 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
16792 of MODE_COMPLEX_INT.
16794 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
16796 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
16797 LCT_NORMAL in function call.
16798 * mips-tdump.c (print_file_desc): Add cast to enum type.
16799 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
16800 (mark_stabs): Add casts to enum types.
16801 (parse_stabs_common): Add casts to enum types.
16803 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
16805 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
16806 Check for invalid values of LETTER.
16808 2009-05-13 Taras Glek <tglek@mozilla.com>
16810 * attribs.c (register_attribute): moved out attribute registration
16811 into register_attribute.
16812 * doc/plugins.texi: Documented register_attribute and
16814 * gcc-plugin.h: Added forward decl for register_attribute.
16815 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
16816 * plugin.c (register_callback, invoke_plugin_callbacks): Added
16817 PLUGIN_ATTRIBUTES boilerplate.
16819 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
16821 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
16822 values even in sentinel and empty entries.
16823 (ms_printf_flag_specs): Likewise.
16824 (ms_scanf_flag_specs): Likewise.
16825 (ms_strftime_flag_specs): Likewise.
16826 (ms_print_char_table): Likewise.
16827 (ms_scan_char_table): Likewise.
16828 (ms_time_char_table): Likewise.
16830 2009-05-13 Doug Kwan <dougkwan@google.com>
16832 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
16834 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
16836 * config/mips/mips.md (store): Add attributes for QI and HI.
16838 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
16839 (truncdi<mode>2): ... this new pattern.
16841 2009-05-13 Brad Hards <bradh@kde.org>
16843 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
16845 2009-05-14 Jakub Jelinek <jakub@redhat.com>
16846 Ben Elliston <bje@au.ibm.com>
16848 PR middle-end/40035
16849 * dse.c (check_mem_read_rtx): Guard against width == -1.
16851 2009-05-13 Michael Matz <matz@suse.de>
16853 PR middle-end/39976
16854 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
16855 (trivially_conflicts_p): New function.
16856 (insert_backedge_copies): Use it.
16858 2009-05-13 Janis Johnson <janis187@us.ibm.com>
16860 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
16861 (handle_stdc_pragma): Use new enum constant names.
16862 (handle_pragma_float_const_decimal64): Ditto.
16864 2009-05-13 Ian Lance Taylor <iant@google.com>
16866 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
16869 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
16871 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
16872 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
16874 * config/m68k/m68k.h (FL_UCLINUX): Define.
16876 2009-05-13 Jan Hubicka <jh@suse.cz>
16878 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
16880 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
16882 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
16883 unless -fschedule-insns is specified.
16885 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
16888 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
16889 TARGET_EXPAND_CBRANCHDI4.
16890 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
16891 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
16892 (cmpeqdi): Fix comment.
16894 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
16896 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
16897 (sh_legitimate_address_p): Likewise.
16898 * config/sh/sh.c (sh_legitimate_index_p): New.
16899 (sh_legitimate_address_p): Likewise.
16900 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
16901 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
16902 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
16903 (MAYBE_BASE_REGISTER_RTX_P): New macro.
16904 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
16905 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
16906 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
16907 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
16908 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
16910 2009-05-12 Jan Hubicka <jh@suse.cz>
16912 * tree-inline.c (estimate_operator_cost): Add operands;
16913 when division happens by constant, it is cheap.
16914 (estimate_num_insns): Loads and stores are not having cost of 0;
16915 EH magic stuff is cheap; when computing runtime cost of switch,
16916 use log2 base of amount of its cases; builtin_expect has cost of 0;
16917 compute cost for moving return value of call.
16918 (init_inline_once): Initialize time_based flags.
16919 * tree-inline.h (eni_weights_d): Add time_based flag.
16921 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
16923 * df-core.c: Update head documentation.
16925 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
16928 * rs6000.c (rs6000_generate_compare): Use op1b instead of
16929 shadowing exisiting variable op1.
16931 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
16934 * config/i386/driver-i386.c (processor_signatures): New enum.
16935 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
16936 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
16937 processor signature to detect geode processor.
16939 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
16943 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
16945 * optabs.c (prepare_cmp_insn): Temporarily disable test that
16946 causes spurious differences between trunk and cond-optab branch.
16948 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
16950 * dojump.c (compare_from_rtx): Delete.
16951 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
16952 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
16953 if the comparison does not satisfy the predicate; test predicates for
16954 operands 2 and 3 of a cstore pattern. Don't try cstore optab
16955 further if one existing pattern fails.
16956 * expr.h (compare_from_rtx): Delete.
16957 (prepare_operand): Declare it.
16958 * optabs.c: Change "lib call" to "libcall" throughout.
16959 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
16960 HAVE_conditional_trap, emit_cmp_insn): Delete.
16961 (can_compare_p): Delete cmp_optab case.
16962 (prepare_float_lib_cmp): Return an rtx and a machine mode.
16963 Accept other parameters by value.
16964 (prepare_operand): Make non-static.
16965 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
16966 other parameters by value. Try to widen operands here based on
16967 an optab_methods argument and looking at cbranch_optab.
16968 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
16969 loop. Use cbranch_optab directly.
16970 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
16971 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
16973 (emit_conditional_move, emit_conditional_add): Inline what's needed
16974 of compare_from_rtx, using new prepare_cmp_insn for the rest.
16975 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
16976 with COMPARE. Move cmov_optab and cstore_optab above
16977 with cbranch_optab, move cmp_optab down with ucmp_optab,
16978 remove tst_otpab. Do not initialize trap_rtx.
16979 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
16980 for trap code. Do not check HAVE_conditional_trap. Use
16981 prepare_cmp_insn. Accept no predicate for operand 3.
16982 * optabs.h (OTI_cmp): Mark as used only for libcalls.
16983 (OTI_ctrap, ctrap_optab): New.
16984 (tst_optab): Delete.
16985 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
16986 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
16987 with lookup of ctrap_optab.
16988 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
16990 (ctrap_optab): New.
16992 * combine.c (combine_simplify_rtx, simplify_set): Do not
16993 special case comparing against zero for cc0 machines.
16994 * simplify-rtx.c (simplify_binary_operation_1): Never remove
16995 COMPARE on cc0 machines.
16996 (simplify_relational_operation): Return a new expression when
16997 a COMPARE could be removed.
16998 * final.c (final_scan_insn): Compare cc_status values
16999 against LHS of a (compare FOO (const_int 0)) cc0 source.
17000 Also check if cc_status.value is the full compare.
17002 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
17003 (cstoreMM4): Document.
17004 (conditional_trap): Document ctrapMM4 instead.
17005 (sync_compare_and_swapMM): Refer to cbranchcc4.
17006 (Dependent Patterns): Eliminate obsolete information referring to
17007 the old jump optimization phase.
17008 (Canonicalization): Include cbranchcc4 case, omit canonicalization
17009 of compares with 0 on cc0 machines.
17010 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
17011 avoiding references to cc0. Remove text about storing operands
17013 * doc/tm.texi (Condition Codes): Include blurb on different
17014 condition code representations, separate into subsections for
17015 CC0, MODE_CC and conditional execution.
17017 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
17018 alpha_emit_setcc): Accept operands and a machine mode.
17019 * config/alpha/alpha.c (alpha_emit_conditional_branch):
17020 Get code/op0/op1 from operands, use machine mode argument
17021 instead of alpha_compare.fp_p. Emit the branch here.
17022 (alpha_emit_setcc): Likewise, and return boolean.
17023 (alpha_emit_conditional_move): Likewise. Assert that
17024 cmp_op_mode == cmp_mode, and simplify accordingly.
17025 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
17026 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
17027 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
17029 (stack probe test): Use cbranchdi4.
17030 * config/alpha/predicates.md (alpha_cbranch_operator): New.
17032 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
17033 * config/arc/arc.h (movsicc, movsfcc): Use it.
17034 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
17035 (cbranchsi4, cstoresi4): New.
17036 (cmpsi, bCC and sCC expanders): Remove.
17038 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
17039 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
17040 * config/arm/predicates.md (arm_comparison_operator): Only include
17041 floating-point operators if there is a hardware floating-point unit.
17042 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
17043 deferring to cbranch_cc and cstore_cc respectively.
17044 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
17045 cbranch_cc, cstore_cc): New.
17046 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
17048 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
17050 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
17051 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
17053 (adjust_insn_length): Adjust calls.
17054 (avr_reorg): Handle (compare (foo) (const_int 0)).
17055 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
17056 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
17057 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
17058 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
17060 (cbranchqi4, cbranchhi4, cbranchsi4): New.
17061 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
17063 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
17064 (cbranchsi4, cstorebi4, cstoresi4): New.
17065 (movbisi): This insn is duplicate, split it to zero_extend.
17066 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
17067 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
17068 (bfin_optimize_loop): Use cbranch expander.
17069 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
17070 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
17071 (bfin_bimode_comparison_operator): ... this.
17072 (bfin_direct_comparison_operator): New.
17074 * config/cris/cris.c (cris_normal_notice_update_cc): Look
17075 inside (compare FOO (const_int 0)).
17076 (cris_rtx_costs): Handle ZERO_EXTRACT.
17077 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
17078 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
17079 (*tstdi_v32): Delete.
17080 (*cmpdi_non_v32): Add M alternative for operand 1.
17081 (cmpsi, cmp<mode>): Make private.
17082 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
17084 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
17086 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
17087 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
17088 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
17089 (cc_reg_operand): New.
17090 (any_cond): Delete.
17091 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
17092 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
17093 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
17094 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
17095 crx_expand_scond): Delete.
17097 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
17099 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
17100 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
17102 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
17103 cstoresi4, cstoresf4, cstoredf4): New.
17104 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
17105 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17106 Receive the entire operands array.
17107 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
17108 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
17109 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17110 Get test/op0/op1 from the operands array.
17111 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
17113 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
17114 (h8300_expand_store): New.
17115 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
17117 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
17118 (h8300_expand_store): New.
17119 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
17120 or do not try to produce (set (cc0) REG).
17121 (peepholes): Wrap arguments with COMPARE. Add a peephole to
17122 change a compare into a move to a scratch register. Disable some
17123 peepholes when comparing with zero.
17124 (tstsi, tsthi, tstsi, cmpqi): Make private.
17126 (bCC, sCC): Delete.
17127 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
17130 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
17131 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
17132 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
17133 (ix86_emit_i387_log1p): Use cbranchxf2.
17134 (ix86_expand_setcc): Return void.
17135 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
17136 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
17137 cmp<MODEF>, cmpcc): Remove.
17138 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
17139 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
17140 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
17141 (sCC and bCC expanders): Remove.
17142 (stack_protect_test): Use cbranchcc4.
17144 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
17146 (ia64_expand_compare): Accept three rtx by reference and return void.
17147 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
17148 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
17149 from *expr. Update *expr with the BImode comparison to do.
17150 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
17151 cmptf, bCC, sCC, conditional_trap): Delete.
17152 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
17153 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
17154 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
17155 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
17156 * config/ia64/predicates.md (ia64_cbranch_operator): New.
17158 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
17159 type of last argument.
17160 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
17161 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
17162 use machine mode argument instead of branch_type. Remove dead
17163 code for floating-point comparisons.
17164 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
17165 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
17167 (cbranchsi4, cstoresi4): New.
17168 * config/iq2000/predicates.md (reg_or_const_operand): New.
17170 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
17171 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
17172 (b<code>_op): Rewrite to...
17173 (bcc_op): ... this, using match_operator.
17174 (s<code>_op): Rewrite to...
17175 (scc_op): ... this, using match_operator.
17176 (s<code>_24_op): Rewrite to...
17177 (scc_op_24): ... this, using match_operator.
17178 (s<code>_<mode>): Rewrite to...
17179 (cstore<mode>4): ... this, using match_operator.
17180 (s<code>_<mode>_24): Rewrite to...
17181 (cstore<mode>4_24): ... this, using match_operator.
17182 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
17183 m32c_unpend_compare, m32c_expand_scc): Delete.
17184 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
17185 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
17186 (m32c_expand_movcc): Change NE to EQ if necessary.
17187 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
17189 * config/m32r/m32r-protos.h (gen_cond_store): New.
17190 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
17191 (gen_cond_store): New, from sCC patterns.
17192 (m32r_expand_block_move): Use cbranchsi4.
17193 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
17194 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
17195 (cbranchsi4, cstoresi4): New.
17197 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
17199 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
17200 (m68hc11_notice_update_cc): Look into a compare with 0.
17201 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
17203 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
17204 cmphi, cmpqi, bCC): Delete.
17205 (cbranchsi4, cbranchhi4, cbranchqi4): New.
17206 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
17207 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
17210 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
17211 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
17212 * config/m68k/constraints.md (H): New.
17213 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
17214 the define_insn below.
17215 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
17216 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
17217 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
17218 patterns): Wrap RHS with COMPARE.
17219 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
17220 (*cmpdi_internal): Name this pattern.
17221 (cmpdi): Change to define_insn.
17222 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
17223 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
17224 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
17226 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
17227 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
17228 (conditional_trap): Change to...
17229 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
17230 (*conditional_trap): Use the ordered_comparison_operator and
17231 const1_operand predicates.
17232 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
17233 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
17234 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
17235 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
17237 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
17238 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
17239 (mcore_gen_compare): New.
17240 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
17241 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
17242 (mcore_gen_compare): ... this.
17243 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
17244 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
17245 (stack probe pattern): Use cbranchsi4.
17247 * config/mips/predicates.md (mips_cstore_operator): New.
17248 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
17249 * config/mips/mips.md (any_cond): Delete.
17250 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
17252 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
17253 fixuns_truncsfdi2): Use cbranch patterns.
17254 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
17255 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
17256 Adjust call to mips_expand_conditional_branch.
17257 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
17259 * config/mips/mips-protos.h (mips_expand_conditional_branch,
17260 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
17261 * config/mips/mips.c (cmp_operands): Delete.
17262 (mips_emit_compare): Get comparison operands from *op0/*op1.
17263 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
17264 that it succeeds. Use op0/op1 instead of cmp_operands.
17265 (mips_expand_conditional_branch, mips_expand_conditional_move,
17266 mips_expand_conditional_trap): Likewise.
17267 (mips_block_move_loop): Use cbranch patterns.
17268 * config/mips/mips.h (cmp_operands): Delete.
17270 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
17271 (mmix_gen_compare_reg): Just return a register in the right CC mode.
17272 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
17273 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
17274 (*cmpcc_folded): Rename to...
17275 (*cmpdi_folded): this.
17276 (*cmpcc): Rename to...
17278 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
17281 (cbranchdf4): New. Handle invalid comparisons here.
17282 * config/mmix/predicates.md (float_comparison_operator): New.
17284 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
17285 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
17286 * config/mn10300/mn10300.md (tst): Delete.
17287 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
17288 Name these patterns and wrap RHS in a compare.
17289 (*cmpsi): Make this pattern private. Include tst.
17290 (*cmpsf): Make this pattern private.
17291 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
17292 (compare with zero peepholes): Likewise.
17294 (cbranchsi4, cbranchsf4): New.
17295 (casesi): Use cbranchsi4.
17297 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
17298 hppa_branch_type): Delete.
17299 (return_addr_rtx): Use cbranchsi4.
17300 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
17301 Emit CCFPmode comparison here.
17302 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
17303 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
17304 hppa_branch_type): Delete.
17305 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
17306 (movsicc, movdicc): Remove references to hppa_compare_op0,
17307 hppa_compare_op1 and compare_from_rtx.
17308 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
17309 (casesi): Use cbranchsi4.
17311 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
17312 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
17313 * config/pdp11/pdp11.md (register_or_const0_operand): New.
17314 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
17315 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
17317 (cbranchdf4, cbranchhi4, cbranchqi4): New.
17318 (*branch, *branch_inverted): New.
17320 * config/picochip/picochip.md (cbranchhi4): Use
17321 ordered_comparison_operator.
17322 (cmphi, bCC): Remove.
17324 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
17325 (trap_comparison_operator): Delete.
17326 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
17327 rs6000_emit_cbranch): Accept mode and operands.
17328 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
17329 rs6000_compare_fp_p): Delete.
17330 (rs6000_generate_compare): Accept mode and comparison. Extract code
17331 and op0/op1 from there. Replace references to rs6000_compare_op0
17332 and rs6000_compare_op1.
17333 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
17334 extract result from passed operands.
17335 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
17336 extract loc from passed operands.
17337 (rs6000_emit_cmove): Likewise.
17338 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
17339 rs6000_compare_fp_p): Delete.
17340 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
17341 (cbranch<GPR>4, cbranch<FP>4): New.
17342 (cstore<mode>4): New. Consolidate here all choices about when to use
17343 portable or specialized sCC sequences.
17344 (stack_protect_test): Use cbranchsi4.
17345 (conditional_trap): Replace with ctrap<GPR>4.
17346 (conditional trap insn): Replace trap_comparison_operator with
17347 ordered_comparison_operator.
17349 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
17350 (s390_emit_prologue): Use ctrap.
17351 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
17352 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
17353 New predicates replacing...
17354 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
17355 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
17356 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
17357 (add<mode>cc): Do not use s390_compare_op0/op1.
17358 (s<code>): Change to...
17359 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
17360 (seq): Change to...
17361 (cstorecc4): ... this. Handle EQ or NE equally.
17362 (*sne): Un-privatize for use in cstorecc4.
17363 (b<code>): Change to...
17364 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
17365 (conditional_trap): Replace with...
17366 (ctrap<GPR>4, ctrap<FP>4): ... these.
17367 (stack_protect): Use cbranchcc4.
17369 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
17370 * config/score/score-protos.h (score_gen_cmp): Delete.
17371 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
17372 (score_block_move-loop): Use cbranchsi4.
17373 * config/score/score.md (cbranchsi4): New.
17374 (cmpsi, bCC): Delete.
17375 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
17376 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
17377 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
17378 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
17379 * config/score/score3.h (score3_gen_cmp): Delete.
17380 * config/score/score7.h (score7_gen_cmp): Delete.
17382 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
17383 (sh_emit_scc_to_t): ... this. Return void.
17384 (from_compare): Rename to...
17385 (sh_emit_compare_and_branch): ... this.
17386 (sh_emit_compare_and_set): New.
17387 (sh_expand_t_scc): Accept operands.
17388 * config/sh/predicates.md (sh_float_comparison_operator): New.
17389 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
17390 (prepare_scc_operands): Rename to...
17391 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
17393 (sh_emit_cheap_store_flag): New.
17394 (sh_emit_set_t_insn): New.
17395 (from_compare): Rename to...
17396 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
17397 handling of TARGET_SH2E floating point to avoid recursive call.
17398 Generate branch here.
17399 (sh_emit_compare_and_set): New.
17400 (sh_expand_t_scc): Get op0/op1 from arguments.
17401 (sh_emit_cheap_store_flag): New.
17402 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
17404 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
17405 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
17406 (movsicc, movdicc): Do nothing when it recreated operands from
17407 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
17408 prepare_scc_operands (now sh_emit_scc_to_t).
17409 (udivdi3): Use cstoresi4.
17410 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
17411 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
17412 (cbranchint4_media, cbranchfp4_media): New.
17413 (casesi): Use cbranchdi4.
17414 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
17416 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
17417 (movnegt): Remove second operand.
17418 (cbranchsf4, cbranchdf4): New.
17419 (stack_protect): Use cbranchdi4/cbranchsi4.
17421 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
17422 (gen_compare_reg): Accept comparison, extract part of it to...
17423 (gen_compare_reg_1): ... this.
17424 (gen_compare_operator): Delete.
17425 (gen_v9_scc): Accept separate destination, comparison code and arms.
17426 Do not use sparc_compare_op0/sparc_compare_op1.
17427 (emit_scc_insn, emit_conditional_branch_insn): New.
17428 (emit_v9_brxx): Make static. Remove useless assertion.
17429 (sparc_emit_float_lib_cmp): Return RTL instead of calling
17431 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
17432 * config/sparc/sparc-protos.h (gen_compare_reg,
17433 sparc_emit_float_lib_cmp): Adjust prototype.
17434 (emit_scc_insn, emit_conditional_branch_insn): New.
17435 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
17436 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
17437 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
17438 iterators to the top.
17439 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
17440 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
17441 snedi_special_trunc): Delete.
17442 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
17443 and snedi_special_trunc.
17444 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
17445 cbranchdi4, cbranch<F:mode>4): New.
17446 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
17447 here. Use gen_compare_reg instead of gen_compare_operator.
17448 (conditional_trap): Replace with...
17449 (ctrapsi4, ctrapdi4): ... this.
17450 (stack_protect_test): Use cbranchcc4.
17452 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
17454 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
17455 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
17456 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
17457 from operands[0] or operands[3] depending on is_set.
17458 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
17459 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
17460 cmpdf, bCC), sCC: Remove.
17461 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
17462 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
17464 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
17465 spu_emit_branch_or_set.
17467 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
17469 * config/stormy16/stormy16.h (xstormy16_compare_op0,
17470 xstormy16_compare_op1): Delete.
17471 * config/stormy16/stormy16.c (xstormy16_compare_op0,
17472 xstormy16_compare_op1): Delete.
17473 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
17475 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
17476 (cmphi, cmpsi, bCC): Remove.
17478 * config/v850/v850.md (tstsi, cmpsi): Fold into...
17479 (*cmpsi): ... this one.
17480 (cbranchsi4, cstoresi4): New.
17481 (bCC expanders): Delete.
17482 (sCC insns): Fold into...
17483 (*setcc): ... this one.
17484 (casesi): Do not use gen_cmpsi and gen_bgtu.
17485 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
17486 (movsicc): Simplify.
17487 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
17489 * config/vax/vax-protos.h (cond_name): New.
17490 (vax_output_conditional_branch): Remove.
17491 * config/vax/vax.c (cond_name): New.
17492 (vax_output_conditional_branch): Remove.
17493 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
17494 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
17495 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
17496 (bit<VAXint>): Wrap source with (compare).
17497 (b<code> and following unnamed pattern): Rename to *branch and
17498 *branch_reversed. Change macroization to match_operator.
17499 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
17501 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
17502 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
17503 Change last argument to machine_mode.
17504 (xtensa_expand_scc): Add machine_mode argument.
17505 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
17506 (gen_conditional_move, xtensa_expand_conditional_branch,
17507 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
17508 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
17509 Adjust operand numbers.
17510 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
17512 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
17513 (cmpsi, cmpsf, b<code>, s<code>): Delete.
17514 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
17516 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17518 * optabs.c (prepare_cmp_insn): Temporarily disable test that
17519 causes spurious differences between trunk and cond-optab branch.
17521 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
17524 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
17526 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
17528 * tree.c (iterative_hash_pointer): Delete.
17529 (iterative_hash_expr): Short-circuit handling of NULL pointer.
17530 Hash UIDs and versions of SSA names. Don't special-case built-in
17531 function declarations.
17533 2009-05-11 Ian Lance Taylor <iant@google.com>
17536 * graphite.c: Force -Wc++-compat to only be a warning before
17537 #including "cloog/cloog.h".
17539 2009-05-11 Martin Jambor <mjambor@suse.cz>
17541 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
17543 2009-05-11 Jan Hubicka <jh@suse.cz>
17545 * tree-ssa-loop-ivcanon.c: Include target.h
17546 (struct loop_size): new structure.
17547 (constant_after_peeling): New predicate.
17548 (tree_estimate_loop_size): New function.
17549 (estimated_unrolled_size): Rewrite for new estimates.
17550 (try_unroll_loop_completely): Use new estimates.
17551 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
17553 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
17555 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
17556 libcpp interface change.
17557 (spu_macro_to_expand): Likewise.
17559 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
17561 PR tree-optimization/40026
17562 * gimplify.c (gimplify_init_constructor): Change initial conditional
17563 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
17564 optimize_compound_literals_in_ctor.
17566 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
17568 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
17570 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
17572 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
17574 * tree-vect-data-refs.c (vect_analyze_group_access): Use
17575 HOST_WIDE_INT for gap.
17577 2009-05-11 Ira Rosen <irar@il.ibm.com>
17579 PR tree-optimization/40074
17580 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
17581 account in group size and step comparison.
17583 2009-05-11 Richard Guenther <rguenther@suse.de>
17585 * passes.c (init_optimization_passes): Strip now incorrect comment.
17586 (execute_function_todo): Do not set PROP_alias.
17587 * tree-pass.h (PROP_alias): Remove.
17588 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
17589 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
17590 * tree-nrv.c (pass_return_slot): Likewise.
17591 * tree-object-size.c (pass_object_sizes): Likewise.
17592 * tree-ssa-dom.c (pass_dominator): Likewise.
17593 (pass_phi_only_cprop): Likewise.
17594 * tree-ssa-dse.c (pass_dse): Likewise.
17595 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
17596 (pass_cselim): Likewise.
17597 * tree-ssa-pre.c (pass_pre): Likewise.
17598 (pass_fre): Likewise.
17599 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
17600 * tree-ssa-sink.c (pass_sink_code): Likewise.
17601 * tree-stdarg.c (pass_stdarg): Likewise.
17602 * tree-tailcall.c (pass_tail_calls): Likewise.
17603 * tree-vrp.c (pass_vrp): Likewise.
17605 2009-05-10 Ian Lance Taylor <iant@google.com>
17607 * basic-block.h (enum profile_status): Break out of struct
17608 control_flow_graph.
17609 * cgraph.h (struct inline_summary): Break out of struct
17611 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
17612 of struct cgraph_order_sort.
17613 * combine.c (enum undo_kind): New enum, broken out of struct undo.
17614 * cse.c (struct branch_path): Break out of struct
17615 cse_basic_block_data.
17616 * except.h (enum eh_region_type): Break out of struct eh_region.
17617 * gcc.c (enum add_del): Break out of struct modify_target.
17618 * genrecog.c (enum decision_type): Break out of struct decision_test.
17619 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
17621 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
17622 * regmove.c (enum match_use): New enum, broken out of struct match.
17623 * sched-int.h (enum post_call_group): New enum, broken out of
17625 (struct deps_reg): Break out of struct deps.
17626 * target.h (struct asm_int_op): Break out of struct gcc_target.
17627 * tree-eh.c (struct goto_queue_node): Break out of struct
17629 * tree-inline.h (enum copy_body_cge_which): Break out of
17631 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
17633 * c-decl.c (in_struct, struct_types): New static variables.
17634 (pushtag): Add loc parameter. Change all callers.
17635 (lookup_tag): Add ploc parameter. Change all callers.
17636 (check_compound_literal_type): New function.
17637 (parser_xref_tag): Add loc parameter. Change all callers. If
17638 -Wc++-compat, warn about struct/union/enum types defined within a
17640 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
17641 and loc parameters. Change all callers. Change error calls to
17642 error_at, using loc. For a redefinition, if the location of the
17643 original definition is known, report it. Set in_struct and
17644 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
17645 (finish_struct): Add new parameters enclosing_in_struct and
17646 enclosing_struct_types. Change all callers. Set
17647 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
17648 in the struct. If in a struct, add this struct to struct_types.
17649 (start_enum): Add loc parameter. Change all callers. Use
17650 error_at for errors, using loc. For a redefinition, if the
17651 location of the original definition is known, report it. If in a
17652 struct, add this enum type to struct_types. If -Wc++-compat warn
17653 if in sizeof, typeof, or alignof.
17654 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
17655 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
17656 (c_parser_enum_specifier): Get enum location for start_enum.
17657 (c_parser_struct_or_union_specifier): Get struct location for
17658 start_struct. Save in_struct and struct_types status between
17659 start_struct and finish_struct.
17660 (c_parser_cast_expression): Get location of cast.
17661 (c_parser_alignof_expression): Get location of type.
17662 (c_parser_postfix_expression): Likewise.
17663 (c_parser_postfix_expression_after_paren_type): Add type_loc
17664 parameter. Change all callers. Call check_compound_literal_type.
17665 Use type_loc for error about variable size type.
17666 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
17667 of an enum constant from an enum type defined in a struct or union.
17668 (c_cast_expr): Add loc parameter. Change all callers. If
17669 -Wc++-compat, warn about defining a type in a cast.
17670 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
17671 (start_enum, start_struct, finish_struct): Update declarations.
17672 (parser_xref_tag, c_cast_expr): Update declarations.
17673 (check_compound_literal_type): Declare.
17675 2009-05-11 Ben Elliston <bje@au.ibm.com>
17677 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
17678 for recent libcpp interface change.
17679 (rs6000_macro_to_expand): Likewise.
17681 2009-05-10 Michael Matz <matz@suse.de>
17684 * config/arm/arm.c (require_pic_register): Emit on entry edge,
17685 not at entry of function.
17687 2009-05-10 Richard Guenther <rguenther@suse.de>
17689 PR tree-optimization/40081
17691 * tree-sra.c (instantiate_element): Instantiate scalar replacements
17692 using the main variant of the element type. Do not fiddle with
17693 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
17695 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
17696 structs with volatile fields.
17698 2009-05-10 Jan Hubicka <jh@suse.cz>
17700 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
17701 (estimate_move_cost): Assert that it does not get called for
17703 (estimate_num_insns): Skip VOID types in argument handling.
17704 (optimize_inline_calls): Delete unreachable blocks and verify that
17705 callgraph is valid.
17707 2009-05-10 Jan Hubicka <jh@suse.cz>
17709 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
17710 * cgraph.c (cgraph_mark_address_taken_node): New function.
17711 (dump_cgraph_node): Dump new flag.
17712 * cgraph.h (struct cgraph_node): Add address_taken.
17713 (cgraph_mark_address_taken_node): New function.
17714 * ipa.c (cgraph_postorder): Prioritize functions with address taken
17715 since new direct calls can be born.
17717 2009-05-10 Joseph Myers <joseph@codesourcery.com>
17719 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
17720 tok->val.node.node.
17722 2009-05-10 Jan Hubicka <jh@suse.cz>
17724 PR middle-end/40084
17725 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
17727 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
17728 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
17729 * tree-inline.c (copy_bb): Set frequency correctly.
17730 (fold_marked_statements): Update call to
17731 cgraph_update_edges_for_call_stmt.
17733 2009-05-10 Joseph Myers <joseph@codesourcery.com>
17735 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
17736 identifiers in diagnostics.
17737 * config/arm/arm.c (arm_handle_fndecl_attribute,
17738 arm_handle_isr_attribute): Likewise.
17739 * config/avr/avr.c (avr_handle_progmem_attribute,
17740 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
17741 * config/bfin/bfin.c (handle_int_attribute,
17742 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
17743 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
17744 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
17746 * config/darwin.c (darwin_handle_kext_attribute,
17747 darwin_handle_weak_import_attribute): Likewise.
17748 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
17749 h8300_handle_eightbit_data_attribute,
17750 h8300_handle_tiny_data_attribute): Likewise.
17751 * config/i386/i386.c (ix86_handle_cconv_attribute,
17752 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
17753 * config/i386/winnt.c (ix86_handle_shared_attribute,
17754 ix86_handle_selectany_attribute): Likewise.
17755 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
17756 * config/m32c/m32c.c (function_vector_handler): Likewise.
17757 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
17758 m68hc11_handle_fntype_attribute): Likewise.
17759 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
17760 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
17761 * config/mips/mips.c (mips_insert_attributes,
17762 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
17763 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
17764 rs6000_handle_struct_attribute): Likewise.
17765 * config/sh/sh.c (sh_insert_attributes,
17766 sh_handle_resbank_handler_attribute,
17767 sh_handle_interrupt_handler_attribute,
17768 sh2a_handle_function_vector_handler_attribute,
17769 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
17771 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
17772 * config/spu/spu.c (spu_handle_fndecl_attribute,
17773 spu_handle_vector_attribute): Likewise.
17774 * config/stormy16/stormy16.c
17775 (xstormy16_handle_interrupt_attribute): Likewise.
17776 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
17777 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
17779 2009-05-10 Joseph Myers <joseph@codesourcery.com>
17781 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
17782 (pp_translate_identifiers): New.
17783 (pp_identifier): Only conditionally translate identifier to locale
17785 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
17786 (pp_base_tree_identifier): Only conditionally translate identifier
17787 to locale character set.
17788 * c-pretty-print.c (M_): Define.
17789 (pp_c_type_specifier, pp_c_primary_expression): Mark English
17790 fragments for conditional translation with M_.
17791 * tree-pretty-print.c (maybe_init_pretty_print): Disable
17792 identifier translation.
17794 2009-05-10 Richard Guenther <rguenther@suse.de>
17796 PR tree-optimization/40081
17797 * tree-sra.c (instantiate_element): Instantiate scalar replacements
17798 using the main variant of the element type. Do not fiddle with
17799 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
17801 2009-05-09 Jan Hubicka <jh@suse.cz>
17803 PR middle-end/40080
17804 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
17805 indirect calls; verify cgraph afterwards.
17807 2009-05-09 Jan Hubicka <jh@suse.cz>
17810 * ipa.c (update_inlined_to_pointer): New function.
17811 (cgraph_remove_unreachable_nodes): Use it.
17813 2009-05-09 Jan Hubicka <jh@suse.cz>
17815 * tree-eh.c (struct leh_state): Remove prev_try.
17816 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
17817 not track prev_try.
17818 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
17819 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
17820 remove_eh_handler_and_replace, foreach_reachable_handler,
17821 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
17822 * except.h (struct eh_region): Remove eh_region_u_cleanup.
17823 (gen_eh_region_cleanup): Update prototype.
17825 2009-05-09 Jan Hubicka <jh@suse.cz>
17827 PR middle-end/40043
17828 * except.c (copy_eh_region): Always set prev_try.
17829 (redirect_eh_edge_to_label): Find outer try.
17830 (foreach_reachable_handler): When looking for prev try
17831 handle case where previous try is not going to be taken.
17833 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
17835 PR tree-optimization/40049
17836 * tree-vect-stmts.c (vectorizable_operation): If the machine has
17837 only vector/vector shifts, convert the type of the constant to the
17838 appropriate type to avoid building incorrect trees, which
17839 eventually have problems with garbage collection.
17841 2009-05-08 Joseph Myers <joseph@codesourcery.com>
17843 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
17844 -1 for complex floating-point types if honoring signed zeros.
17846 2009-05-08 Jan Hubicka <jh@suse.cz>
17848 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
17849 argument; handle correctly when profile is absent.
17850 (build_cgraph_edges): Update.
17851 (rebuild_cgraph_edges): Update.
17852 * cgraph.c: Do not include varray.h.
17853 (cgraph_set_call_stmt_including_clones): New function.
17854 (cgraph_create_edge_including_clones): Likewise
17855 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
17856 (cgraph_update_edges_for_call_stmt): Handle clones.
17857 (cgraph_remove_node): Handle clone tree.
17858 (cgraph_remove_node_and_inline_clones): New function.
17859 (dump_cgraph_node): Dump clone tree.
17860 (cgraph_clone_node): Handle clone tree.
17861 (clone_function_name): Bring here from tree-inline.c.
17862 (cgraph_create_virtual_clone): New function.
17863 * cgraph.h (ipa_replace_map): Move here from ipa.h.
17864 (cgraph_clone_info): New function.
17865 (strut cgraph_node): Add clone_info and new clone tree pointers.
17866 (cgraph_remove_node_and_inline_clones,
17867 cgraph_set_call_stmt_including_clones,
17868 cgraph_create_edge_including_clones,
17869 cgraph_create_virtual_clone): Declare.
17870 (cgraph_function_versioning): Use VEC argument.
17871 (compute_call_stmt_bb_frequency): Update prototype.
17872 (cgraph_materialize_all_clones): New function.
17873 * ipa-cp.c (ipcp_update_cloned_node): Remove.
17874 (ipcp_create_replace_map): Update to VECtors.
17875 (ipcp_update_callgraph): Use virtual clones.
17876 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
17877 (ipcp_update_profiling): Do not update local profiling.
17878 (ipcp_insert_stage): Use VECtors and virtual clones.
17879 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
17880 (clone_of_p): New function.
17881 (cgraph_preserve_function_body_p): Use clone tree.
17882 (cgraph_optimize): Materialize clones.
17883 (cgraph_function_versioning): Update for VECtors.
17884 (save_inline_function_body): Use clone tree.
17885 (cgraph_materialize_clone): New function.
17886 (cgraph_materialize_all_clones): Likewise.
17887 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
17888 * ipa.c: Include gimple.h.
17889 (cgraph_remove_unreachable_nodes): Use clone tree.
17890 * ipa-prop.c (ipa_note_param_call): Update call to
17891 compute_call_stmt_bb_frequencycall.
17892 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
17893 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
17894 (copy_bb): Handle updating of clone tree; add new edge when new call
17896 (expand_call_inline): Be strict about every call having edge.
17897 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
17898 (delete_unreachable_blocks_update_callgraph): New function.
17899 (tree_function_versioning): Use VECtors; always remove unreachable
17900 blocks and fold conditionals.
17901 * tree-inline.h: Do not include varray.h.
17902 (tree_function_versioning): Remove.
17903 * Makefile.in (GTFILES): Remove tree-inline.c
17904 * passes.c (do_per_function): Do only functions having body.
17905 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
17908 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
17909 Andrew Morrow <acm@google.com>
17912 * c-common.c (c_common_attribute_table): Permit deprecated
17913 attribute to take an optional argument.
17914 (handle_deprecated_attribute): If the optional argument to
17915 __attribute__((deprecated)) is not a string ignore the attribute
17916 and emit a warning.
17918 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
17919 * c-typeck.c (build_component_ref): Likewise.
17920 (build_external_ref): Likewise.
17922 * toplev.c (warn_deprecated_use): Add an attribute argument.
17923 Emit the message associated with __attribute__((deprecated)).
17925 * toplev.h (warn_deprecated_use): Updated.
17927 * doc/extend.texi: Document new optional parameter to
17928 __attribute__((deprecated))
17930 2009-05-08 Michael Eager <eager@eagercon.com>
17932 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
17933 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
17935 2009-05-08 Richard Guenther <rguenther@suse.de>
17937 PR tree-optimization/40062
17938 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
17939 Avoid exponential behavior.
17941 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
17943 PR rtl-optimization/33928
17945 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
17946 process_uses, build_single_def_use_links): New.
17947 (update_df): Update use_def_ref.
17948 (forward_propagate_into): Use get_def_for_use instead of use-def
17950 (fwprop_init): Call build_single_def_use_links and let it initialize
17952 (fwprop_done): Free use_def_ref.
17953 (fwprop_addr): Eliminate duplicate call to df_set_flags.
17954 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
17955 df_rd_simulate_one_insn): New.
17956 (df_rd_bb_local_compute_process_def): Update head comment.
17957 (df_chain_create_bb): Use the new RD simulation functions.
17958 * df.h (df_rd_simulate_artificial_defs_at_top,
17959 df_rd_simulate_one_insn): New.
17960 * opts.c (decode_options): Enable fwprop at -O1.
17961 * doc/invoke.texi (-fforward-propagate): Document this.
17963 2009-05-08 Joseph Myers <joseph@codesourcery.com>
17966 * c-typeck.c (build_binary_op): Handle arithmetic between one real
17967 and one complex operand specially.
17968 * tree-complex.c (some_nonzerop): Do not identify a real value as
17969 zero if flag_signed_zeros.
17971 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
17973 PR rtl-optimization/33928
17974 * loop-invariant.c (record_use): Fix && vs. || mishap.
17976 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
17978 PR rtl-optimization/33928
17979 * loop-invariant.c (struct use): Add addr_use_p.
17980 (struct def): Add n_addr_uses.
17981 (struct invariant): Add cheap_address.
17982 (create_new_invariant): Set cheap_address.
17983 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
17984 (record_uses): Pass df_ref to record_use.
17985 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
17988 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
17990 * config/sh/sh.c: Do not include c-pragma.h.
17992 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
17994 * config/spu/spu.c: Remove include of c-common.h.
17996 2009-05-07 Janis Johnson <janis187@us.ibm.com>
17999 * c-common.h (mark_valid_location_for_stdc_pragma,
18000 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
18001 clear_float_const_decimal64, float_const_decimal64_p): New.
18002 * c.opt (Wunsuffixed-float-constants): New.
18003 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
18004 unsuffixed float constant, handle new warning.
18005 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
18006 * c-decl.c (c_scope): New flag float_const_decimal64.
18007 (set_float_const_decimal64, clear_float_const_decimal64,
18008 float_const_decimal64_p): New.
18009 (push_scope): Set new flag.
18010 * c-parser.c (c_parser_translation_unit): Mark when it's valid
18011 to use STDC pragmas.
18012 (c_parser_external_declaration): Ditto.
18013 (c_parser_compound_statement_nostart): Ditto.
18014 * c-pragma.c (valid_location_for_stdc_pragma,
18015 mark_valid_location_for_stdc_pragma,
18016 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
18017 handle_pragma_float_const_decimal64): New.
18018 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
18019 * cp/semantics.c (valid_location_for_stdc_pragma_p,
18020 set_float_const_decimal64, clear_float_const_decimal64,
18021 float_const_decimal64_p): New dummy functions.
18022 * doc/extend.texi (Decimal Float): Remove statement that the
18023 pragma, and suffix for double constants, are not supported.
18024 * doc/invoke.texi (Warning Options): List new option.
18025 (-Wunsuffixed-float-constants): New.
18027 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
18029 * config/i386/i386.c: Do not include c-common.h.
18031 2009-05-07 Mark Heffernan <meheff@google.com>
18033 * doc/invoke.texi (Debugging Options): Document change of debugging
18035 * opts.c (decode_options): Make dump_base_name relative to
18036 aux_base_name directory.
18038 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
18040 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
18041 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
18043 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
18045 * Makefile.in (install-plugin): Simplify a bit.
18047 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
18049 * Makefile.in (OBJS-common): Add regcprop.o.
18051 * timevar.def (TV_CPROP_REGISTERS): New.
18052 * regrename.c (regrename_optimize): Return 0.
18053 (rest_of_handle_regrename): Delete.
18054 (pass_rename_registers): Point to regrename_optimize.
18055 (struct value_data_entry, struct value_data,
18056 kill_value_one_regno, kill_value_regno, kill_value,
18057 set_value_regno, init_value_data, kill_clobbered_value,
18058 kill_set_value, kill_autoinc_value, copy_value,
18059 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
18060 replace_oldest_value_reg, replace_oldest_value_addr,
18061 replace_oldest_value_mem, copyprop_hardreg_forward_1,
18062 debug_value_data, validate_value_data): Move...
18063 * regcprop.c: ... here.
18064 (rest_of_handle_cprop): Delete.
18065 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
18067 2009-05-07 Jakub Jelinek <jakub@redhat.com>
18069 PR middle-end/40057
18070 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
18071 GEN_INT for 1 << bitnum.
18072 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
18073 build_int_cst_type.
18075 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
18077 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
18078 Remove wrong description of "nand" operation.
18080 2009-05-06 Richard Guenther <rguenther@suse.de>
18081 Adam Nemet <anemet@caviumnetworks.com>
18083 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
18084 comment. Add that if LHS is not a gimple register, then RHS1 has
18085 to be a single object (GIMPLE_SINGLE_RHS).
18087 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
18089 * expr.c (get_def_for_expr): Move it up in the file.
18090 (store_field): When expanding a bit-field store, look at the
18091 defining gimple stmt for the masking conversion.
18093 2009-05-06 Janis Johnson <janis187@us.ibm.com>
18095 PR middle-end/39986
18096 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
18097 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
18098 32-bit memcpy into long.
18100 2009-05-06 Jakub Jelinek <jakub@redhat.com>
18102 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
18103 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
18105 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
18106 instead of appending DW_OP_deref*.
18108 2009-05-06 Michael Matz <matz@suse.de>
18110 PR middle-end/40021
18111 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
18112 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
18114 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
18116 * Makefile.in (install-plugin): Fix srcdir handling.
18118 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
18120 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
18121 when processing for not_regs_needed bitmap.
18122 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
18123 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
18124 handling it for rhs.
18126 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18128 * config/i386/i386.md (unnamed inc/dec peephole): Use
18129 optimize_insn_for_size_p instead of optimize_size.
18130 * config/i386/predicates.md (incdec_operand): Likewise.
18131 (aligned_operand): Likewise.
18132 * config/i386/sse.md (divv8sf3): Likewise.
18133 (sqrtv8sf2): Likewise.
18135 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18137 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
18139 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
18141 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18143 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
18144 ssemodesuffixf2c with avxmodesuffixf2c.
18146 2009-05-06 Joseph Myers <joseph@codesourcery.com>
18149 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
18151 2009-05-05 Jakub Jelinek <jakub@redhat.com>
18153 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
18154 (struct tree_base): Adjust spacing for 8 bit boundaries.
18155 (struct tree_decl_common): Add decl_by_reference_flag bit.
18156 (DECL_BY_REFERENCE): Adjust.
18157 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
18158 print DECL_BY_REFERENCE bit.
18159 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
18160 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
18161 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
18162 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
18165 PR middle-end/39666
18166 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
18167 range of the type, but default label is missing, add it with one
18168 of the existing labels instead of adding a new label for it.
18170 2009-05-05 Joseph Myers <joseph@codesourcery.com>
18174 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
18176 * Makefile.in (enable_plugin, plugin_includedir): New.
18177 (install): Depend on install-plugin.
18178 (PLUGIN_HEADERS): New.
18179 (install-plugin): New.
18180 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
18182 2009-05-05 Richard Guenther <rguenther@suse.de>
18184 PR tree-optimization/40022
18185 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
18187 (phivn_valid_p): Fix tuplification error, simplify.
18188 (phiprop_insert_phi): Add dumps.
18189 (propagate_with_phi): Simplify.
18191 2009-05-05 Richard Guenther <rguenther@suse.de>
18193 PR middle-end/40023
18194 * builtins.c (gimplify_va_arg_expr): Properly build the address.
18196 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
18198 * tree.h (strip_float_extensions): Remove duplicate declaration.
18199 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
18200 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
18201 block_ultimate_origin): Rearrange the declarations line to match the
18202 comment that indicates the .c file which the functions are defined.
18203 (dwarf2out_*, set_decl_rtl): Add comment.
18204 (get_base_address): Adjust comment.
18205 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
18206 declarations line and add comment.
18207 (is_builtin_name): Add blank after function name, for clarity.
18209 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18211 * attribs.c (decl_attributes): Use %qE for identifiers in
18213 * cgraphunit.c (verify_cgraph_node): Translate function names to
18214 locale character set in diagnostics.
18215 * coverage.c (get_coverage_counts): Use %qE for identifiers in
18217 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
18218 Document that functions are named in UTF-8.
18219 * expr.c (expand_expr_real_1): Translate function names to locale
18220 character set in diagnostics.
18221 * gimplify.c (omp_notice_variable, omp_is_private,
18222 gimplify_scan_omp_clauses): Use %qE for identifiers in
18224 * langhooks.c (lhd_print_error_function): Translate function names
18225 to locale character set.
18226 * langhooks.h (decl_printable_name): Document that return value is
18227 in internal character set.
18228 * stmt.c: Include pretty-print.h
18229 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
18231 (resolve_operand_name_1): Translate named operand name to locale
18233 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
18235 * toplev.c (announce_function): Translate function names to locale
18237 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
18238 (default_tree_printer): Use pp_identifier or translate identifiers
18239 to locale character set. Mark "<anonymous>" for translation.
18240 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
18241 for identifiers in diagnostics.
18242 * tree.c (handle_dll_attribute): Use %qE for identifiers in
18244 * varasm.c (output_constructor): Use %qE for identifiers in
18247 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
18249 * configure.ac: use ` ` instead of $()
18250 * configure: Regenerate.
18252 2009-05-05 Ben Elliston <bje@au.ibm.com>
18254 * config/pa/linux-atomic.c: Eliminate conditional include of
18255 errno.h on non-LP64 systems to simplify build requirements.
18257 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18259 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
18261 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
18262 and pass value to identifier_to_locale.
18263 (warn_variable_length_array): Make name a tree.
18264 (grokdeclarator): Separate diagnostic texts for named and unnamed
18265 declarators. Use %qE for named declarators.
18266 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
18268 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
18269 identifiers in diagnostics.
18270 * c-typeck.c (push_member_name, start_init): Pass identifiers to
18271 identifier_to_locale. Mark "anonymous" strings for translation.
18273 2009-05-04 Michael Eager <eager@eagercon.com>
18275 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
18276 address for DImode/DFmode only if double-precision FP regs.
18278 2009-05-04 Michael Eager <eager@eagercon.com>
18280 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
18281 TARGET_SINGLE_FLOAT check.
18283 2009-05-04 Michael Eager <eager@eagercon.com>
18285 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
18287 2009-05-04 Michael Eager <eager@eagercon.com>
18289 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
18290 * config/rs6000/t-xilinx: New
18292 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
18294 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
18295 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
18296 * gcc/explow.c (memory_address): Use target hook.
18297 * gcc/targhooks.c (default_legitimize_address): New.
18298 * gcc/targhooks.h (default_legitimize_address): New.
18299 * gcc/target.h (legitimize_address): New.
18300 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
18301 (TARGET_INITIALIZER): Include it.
18302 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
18304 * config/bfin/bfin-protos.h (legitimize_address): Remove.
18305 * config/bfin/bfin.c (legitimize_address): Remove.
18306 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
18307 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
18309 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
18310 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
18312 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
18313 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
18314 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
18315 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
18316 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
18317 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
18318 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
18319 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
18320 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
18321 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
18322 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
18323 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
18324 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
18325 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
18326 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
18327 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
18328 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
18329 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
18330 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
18331 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
18332 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
18333 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
18334 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
18336 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
18337 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
18338 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
18339 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
18340 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
18341 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
18342 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
18343 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
18344 (thumb_legitimize_address): Delete.
18345 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
18346 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
18347 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
18348 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
18349 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
18350 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
18352 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
18355 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
18356 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
18357 * config/m32r/m32r.c (m32r_legitimize_address): New.
18358 * config/m68k/m68k.c (m68k_legitimize_address): New.
18359 * config/score/score.c (score_legitimize_address): Standardize.
18360 * config/score/score3.c (score3_legitimize_address): Standardize.
18361 * config/score/score3.h (score3_legitimize_address): Adjust.
18362 * config/score/score7.c (score7_legitimize_address): Standardize.
18363 * config/score/score7.h (score7_legitimize_address): Adjust.
18364 * config/sh/sh.c (sh_legitimize_address): New.
18365 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
18367 * gcc/config/s390/s390.c (legitimize_address): Rename to...
18368 (s390_legitimize_address): ... this.
18369 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
18370 (sparc_legitimize_address): ... this.
18371 * gcc/config/i386/i386.c (legitimize_address): Rename to...
18372 (ix86_legitimize_address): ... this.
18373 * gcc/config/avr/avr.c (legitimize_address): Rename to...
18374 (avr_legitimize_address): ... this.
18375 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
18376 (mn10300_legitimize_address): ... this.
18377 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
18378 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
18379 (alpha_expand_mov): Adjust call.
18381 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
18382 * config/spu/spu.c (spu_legitimize_address): Likewise.
18383 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
18384 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
18386 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18388 * intl.c (locale_encoding, locale_utf8): New.
18389 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
18390 * intl.h (locale_encoding, locale_utf8): Declare.
18391 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
18392 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
18394 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
18396 (pp_tree_identifier): Define to call pp_base_tree_identifier.
18397 (pp_base_tree_identifier): Declare as function.
18398 (identifier_to_locale): Declare.
18399 * Makefile.in (pretty-print.o): Update dependencies.
18400 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
18402 2009-05-04 Richard Guenther <rguenther@suse.de>
18404 PR middle-end/40015
18405 * builtins.c (fold_builtin_memory_op): Do not decay to element
18406 type if the size matches the whole array.
18408 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
18410 * expmed.c (synth_mult): When trying out a shift, pass the result
18413 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
18415 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
18416 (shiftsub1_cost): New.
18417 (init_expmed): Compute shiftsub1_cost.
18418 (synth_mult): Optimize multiplications by constants of the form
18419 -(2^^m-1) for some constant positive integer m.
18421 2009-05-03 Richard Guenther <rguenther@suse.de>
18424 * c-typeck.c (array_to_pointer_conversion): Do not built
18425 ADDR_EXPRs of arrays of pointer-to-element type.
18426 * c-gimplify.c (c_gimplify_expr): Revert change fixing
18427 up wrong ADDR_EXPRs after-the-fact.
18428 * c-common.c (strict_aliasing_warning): Strip pointer
18429 conversions for obtaining the original type.
18430 * builtins.c (fold_builtin_memset): Handle array types.
18431 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
18434 2009-05-03 Richard Guenther <rguenther@suse.de>
18436 PR middle-end/23329
18437 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
18438 Do not lose casts from array types with unknown extent to array
18439 types with known extent.
18440 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
18441 alias set compatibility.
18443 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
18445 * flags.h (extra_warnings): Delete.
18446 * toplev.c (process_options): Handle Wuninitialized here.
18447 * opts.c (extra_warnings): Delete.
18448 (set_Wextra): Delete.
18449 (common_handle_option): -Wextra can be handled automatically.
18450 * c-opts.c (c_common_handle_option): Delete obsolete code.
18451 (c_common_post_options): Simplify comment.
18452 * common.opt (W): Add Var.
18454 (Wuninitialized): Initialize to -1.
18456 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
18457 Richard Guenther <rguenther@suse.de>
18459 * expr.c (get_def_for_expr): New function.
18460 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
18461 SSA rather than trees.
18462 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
18463 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
18465 2009-05-03 Joseph Myers <joseph@codesourcery.com>
18467 * c-common.c (reswords): Add _Imaginary.
18468 * c-common.c (enum rid): Add RID_IMAGINARY.
18470 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
18472 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
18473 Patch by Richard Guenther.
18475 2009-05-03 Anatoly Sokolov <aesok@post.ru>
18477 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
18478 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
18479 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
18480 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
18481 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
18482 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
18483 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
18484 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
18485 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
18486 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
18487 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
18488 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
18489 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
18490 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
18491 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
18492 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
18493 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
18494 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
18496 2009-05-02 Richard Guenther <rguenther@suse.de>
18498 PR tree-optimization/39940
18499 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
18502 2009-05-02 Richard Guenther <rguenther@suse.de>
18504 PR middle-end/40001
18505 * tree-ssa.c (execute_update_addresses_taken): Properly check
18506 if we can mark a variable DECL_GIMPLE_REG_P.
18507 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
18508 back to the end of the function.
18509 (is_gimple_reg_type): Remove complex type special casing.
18510 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
18513 2009-05-02 Ben Elliston <bje@au.ibm.com>
18515 * doc/collect2.texi (Collect2): Document search path behaviour
18516 when configured with --with-ld.
18518 2009-05-02 Jan Hubicka <jh@suse.cz>
18520 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
18521 parameter; update callers.
18522 (coalesce_cost_edge): EH edges are costier because they needs
18523 splitting even if not critical and even more costier when there are
18524 multiple EH predecestors.
18526 2009-05-02 Jan Hubicka <jh@suse.cz>
18528 * except.c (remove_eh_handler_and_replace): Handle updating after
18529 removing TRY blocks.
18531 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
18533 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
18535 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
18537 * varasm.c: Do not include c-pragma.h.
18538 * attribs.c: Do not incude c-common.h.
18540 2009-05-01 Michael Matz <matz@suse.de>
18542 * calls.c (initialize_argument_information): Handle SSA names like
18543 decls with a non MEM_P DECL_RTL.
18545 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
18547 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
18548 * ipa-utils.c: Likewise.
18549 * ipa-type-escape.c: Likewise.
18550 * cgraphunit.c Do not include c-common.h.
18551 * ipa-pure-const.c: Likewise.
18552 * tree-if-conv.c: Likewise.
18553 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
18554 * ipa-struct-reorg.c: Likewise.
18555 * tree-nomudflap.c: Likewise.
18556 * tree-ssa-structalias.c: Likewise.
18558 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
18560 * store-motion.c: Many cleanups to make this pass a first-class
18561 citizen instead of an appendix to gcse load motion. Add TODO list
18562 to make this pass faster/cleaner/better.
18564 (struct ls_expr): Post gcse.c-split cleanups.
18565 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
18566 "stores" field to "avail_stores".
18567 (pre_ldst_mems): Rename to store_motion_mems.
18568 (pre_ldst_table): Rename to store_motion_mems_table.
18569 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
18570 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
18571 (ldst_entry): Rename to st_expr_entry, update users.
18572 (free_ldst_entry): Rename to free_st_expr_entry, update users.
18573 (free_ldst_mems): Rename to free_store_motion_mems, update users.
18574 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
18576 (first_ls_expr): Rename to first_st_expr, update users.
18577 (next_ls_expr): Rename to next_st_expr, update users.
18578 (print_ldst_list): Rename to print_store_motion_mems. Print names of
18579 fields properly for store motion instead of names inherited from load
18581 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
18582 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
18585 (ae_kill): Rename to st_kill, update users.
18586 (ae_gen): Rename to st_avloc, update users.
18587 (transp): Rename to st_transp, update users.
18588 (pre_insert_map): Rename to st_insert_map, update users.
18589 (pre_delete_map): Rename to st_delete_map, update users.
18590 (insert_store, build_store_vectors, free_store_memory,
18591 one_store_motion_pass): Update for abovementioned changes.
18593 (gcse_subst_count, gcse_create_count): Remove.
18594 (one_store_motion_pass): New statistics counters "n_stores_deleted"
18595 and "n_stores_created", local variables.
18597 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
18600 (regvec, compute_store_table_current_insn): Remove.
18601 (reg_set_info, reg_clear_last_set): Remove.
18602 (compute_store_table): Use DF caches instead of local dataflow
18605 2009-05-01 Joseph Myers <joseph@codesourcery.com>
18607 * c-objc-common.c (c_tree_printer): Print identifiers with
18608 pp_identifier, not pp_string. Mark "({anonymous})" for
18610 * c-pretty-print.c (pp_c_ws_string): New.
18611 (pp_c_cv_qualifier, pp_c_type_specifier,
18612 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
18613 pp_c_storage_class_specifier, pp_c_function_specifier,
18614 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
18615 pp_c_primary_expression, pp_c_postfix_expression,
18616 pp_c_unary_expression, pp_c_shift_expression,
18617 pp_c_relational_expression, pp_c_equality_expression,
18618 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
18619 use pp_string and pp_c_ws_string in place of pp_identifier and
18620 pp_c_identifier for non-identifiers. Mark English strings for
18622 * c-pretty-print.h (pp_c_ws_string): Declare.
18624 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
18625 Roland McGrath <roland@redhat.com>
18627 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
18628 (ENABLE_LD_BUILDID): New configuration option.
18629 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
18630 (LINK_BUILDID_SPEC): New macro.
18631 (init_spec): If defined, prepend it between LINK_EH_SPEC and
18633 * doc/install.texi: Document --enable-linker-build-id option.
18634 * configure: Rebuild.
18635 * config.in: Rebuild.
18637 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
18639 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
18640 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
18641 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
18642 MIPS_GP_SAVE_AREA_SIZE.
18643 * config/mips/mips.c (struct mips_frame_info): Update comment
18644 before arg_pointer_offset and hard_frame_pointer_offset.
18645 (mips_compute_frame_info): Update diagram before function: to
18646 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
18647 indicate the position of frame_pointer_rtx with -fstack-protector and
18648 to show args_size. Don't allocate cprestore area for leaf functions
18649 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
18651 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
18653 2009-04-30 Michael Matz <matz@suse.de>
18655 PR tree-optimization/39955
18656 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
18658 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
18660 * ira.c (setup_cover_and_important_classes): Use safe macro
18661 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
18663 * genpreds.c (write_tm_preds_h): Output suitable definition of
18664 REG_CLASS_FOR_CONSTRAINT.
18666 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
18668 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
18670 * bitmap.c (bitmap_descriptor): Likewise.
18671 * ggc-common.c (loc_descriptor): Likewise.
18672 * varray.c (varray_descriptor): Likewise.
18673 * vec.c (vec_descriptor): Likewise.
18675 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
18677 * Makefile.in (dce.o): Add $(EXCEPT_H).
18678 * dce.c: Include except.h and delete redundant vector definitions.
18679 (deletable_insn_p): Return false for non-call insns that can throw
18682 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
18684 * gcse.c (ae_gen): Remove.
18685 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
18686 and make non-static function to make it available in store-motion.c.
18687 Update call sites with search-and-replace.
18688 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
18689 extract_mentioned_regs, extract_mentioned_regs_helper,
18690 find_moveable_store, compute_store_table, load_kills_store, find_loads,
18691 store_killed_in_insn, store_killed_after, store_killed_before,
18692 build_store_vectors, insert_insn_start_basic_block, insert-store,
18693 remove_reachable_equiv_notes, replace_store_insn, delete_store,
18694 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
18695 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
18696 * store-motion.c: ...new file. Also copy data structures from gcse.c
18697 and clean up to remove parts not used by store motion.
18698 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
18699 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
18701 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18704 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
18705 when optimizing for size.
18707 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
18709 * gcse.c (gcse_constant_p): Fix typo in last change.
18711 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
18713 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
18715 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
18717 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
18719 2009-04-29 James E. Wilson <wilson@codesourcery.com>
18721 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
18722 CONST_HIGH_PART result.
18724 2009-04-29 Anatoly Sokolov <aesok@post.ru>
18726 * config/avr/avr.c (initial_elimination_offset): Rename to
18727 avr_initial_elimination_offset.
18728 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
18729 change return type to bool.
18730 (avr_can_eliminate): New function.
18731 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
18732 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
18733 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
18734 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
18735 avr_initial_elimination_offset.
18736 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
18737 (avr_initial_elimination_offset): Define.
18739 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
18740 Steven Bosscher <steven@gcc.gnu.org>
18742 PR rtl-optimization/39938
18743 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
18744 * cfgrtl.c: Include insn-attr.h.
18745 (rest_of_pass_free_cfg): New function.
18746 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
18747 * resource.c (init_resource_info): Remove call to df_analyze.
18749 2009-04-29 Richard Guenther <rguenther@suse.de>
18752 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
18753 allow conversion to signed integers.
18755 2009-04-29 Richard Guenther <rguenther@suse.de>
18757 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
18758 shifts of floating point vectors if the shift amount is
18759 a constant multiple of the element size.
18761 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
18762 Michael Matz <matz@suse.de>
18764 PR middle-end/39927
18766 * tree-outof-ssa.c (emit_partition_copy): New function.
18767 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
18768 insert_part_to_rtx_on_edge): Perform the partition base var
18769 copy using emit_partition_copy.
18770 (insert_value_copy_on_edge): Convert constants to the right mode.
18771 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
18772 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
18774 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18776 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
18777 scan backwards to try to find a constant to initialize it.
18779 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
18780 insn before the loop_end instruction, don't look past labels.
18782 2009-04-29 Richard Guenther <rguenther@suse.de>
18784 PR middle-end/39937
18785 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
18786 loose type conversions.
18787 (forward_propagate_addr_expr): Fix tuplification bug. Remove
18788 stmts only if there are no uses of its definition.
18790 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18792 * config/bfin/bfin.h (splitting_loops): Declare.
18793 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
18794 Reorder bit definitions to be ascending.
18795 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
18796 * config/bfin/bfin.c (splitting_loops): New variable.
18797 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
18798 (struct loop_info): Remove members INIT and LOOP_INIT.
18799 (bfin_optimize_loop): Don't set them. Reorder the code that generates
18800 the LSETUP sequence. Allow LC to be loaded from any register, but
18801 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
18802 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
18804 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
18805 of reload_completed.
18808 * config/bfin/bfin.md (movsi_insn): Refine constraints.
18810 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
18812 * Makefile.in (PLUGIN_VERSION_H): New.
18813 (OBJS-common): Remove plugin-version.o.
18814 (plugin.o): Depend on (PLUGIN_VERSION_H).
18815 (plugin-version.o): Remove.
18816 * configure: Regenerate
18817 * configure.ac: Create plugin-version.h.
18818 * gcc-plugin.h (plugin_gcc_version): Remove.
18819 (plugin_default_version_check): Change signature.
18820 * plugin-version.c: Remove.
18821 * plugin.c: Include plugin-version.h.
18822 (str_plugin_gcc_version_name): Remove.
18823 (try_init_one_plugin): Pass gcc version to plugin_init.
18824 (plugin_default_version_check): Both gcc and plugin versions are now
18827 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18829 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
18830 problematic last insns. Test for TYPE_CALL rather than CALL_P.
18831 Remove special case testing for last insn of inner loops. Don't fail
18832 if the loop ends with a jump, emit an extra nop instead.
18834 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
18835 DREGS rather than comparing directly. Remove code that tries to
18836 account for latencies.
18838 2009-04-29 Richard Guenther <rguenther@suse.de>
18840 PR tree-optimization/39941
18841 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
18842 eliminating an indirect call.
18844 2009-04-29 Richard Guenther <rguenther@suse.de>
18846 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
18847 parameter. Allow invariants as base if !require_lvalue.
18848 (verify_gimple_assign_single): Adjust.
18850 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18852 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
18853 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
18854 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
18855 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
18856 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
18858 * config/bfin/bfin.c (bfin_expand_builtin,
18859 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
18861 2009-04-28 Richard Guenther <rguenther@suse.de>
18863 * tree-vect-loop.c (get_initial_def_for_induction): Use
18864 correct types for pointer increment.
18866 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18868 * toplev.c (print_version): Update GMP version string calculation.
18870 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
18872 PR rtl-optimization/39938
18873 * resource.c (init_resource_info): Add call to df_analyze.
18875 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
18877 * config/alpha/alpha.md (usegp): Cast the result of
18878 alpha_find_lo_sum_using_gp to enum attr_usegp.
18879 * config/alpha/alpha.c (override_options): Remove end-of-structure
18880 marker element from cpu_table. Use array size of cpu_table to handle
18881 -mcpu and -mtune options.
18882 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
18884 2009-04-28 Joseph Myers <joseph@codesourcery.com>
18886 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
18887 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
18888 tune_32 and tune_64.
18889 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
18890 support on PowerPC.
18891 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
18892 * config/rs6000/option-defaults.h: ... here. New file.
18893 (OPT_64, OPT_32): Define.
18894 (MASK_64BIT): Define to 0 if not already defined.
18895 (OPT_ARCH64, OPT_ARCH32): Define.
18896 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
18899 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18901 * config/arm/arm.c (arm_override_options): Emit error on using
18904 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
18906 PR rtl-optimization/39914
18907 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
18908 registers for allocnos created from user-defined variables only
18909 when not optimizing.
18911 2009-04-28 Richard Guenther <rguenther@suse.de>
18913 PR middle-end/39937
18914 * fold-const.c (fold_binary): Use distribute_real_division only
18917 2009-04-28 Steve Ellcey <sje@cup.hp.com>
18919 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
18920 add hpux-stdint.h to tm_file.
18921 (hppa[12]*-*-hpux11*): Ditto.
18922 (ia64*-*-hpux*): Ditto.
18923 * config/hpux-stdint.h: New.
18924 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
18925 __STDC_EXT__ for all compiles.
18926 * config/pa/pa-hpux.h: Ditto.
18927 * config/pa/pa-hpux10.h: Ditto.
18928 * config/pa/pa-hpux11.h: Ditto.
18930 2009-04-28 Catherine Moore <clm@codesourcery.com>
18932 * debug.h (set_name): Add comment.
18934 2009-04-28 Andrew Pinski <pinskia@gmail.com>
18937 * config/darwin.c (machopic_gen_offset): Check
18938 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
18939 * config/arm/arm.c (require_pic_register): Likewise.
18941 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
18943 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
18944 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
18945 m32c_promote_prototypes): Delete.
18947 2009-04-28 Michael Matz <matz@suse.de>
18949 PR middle-end/39922
18950 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
18953 2009-04-28 Richard Guenther <rguenther@suse.de>
18955 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
18957 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18959 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
18960 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
18961 * config/arm/arm-tune.md: Regenerate.
18963 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
18965 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
18966 block if there are complex incoming edges.
18967 (sel_merge_blocks): Remove useless assert.
18968 (sel_redirect_edge_and_branch): Check that edge was redirected.
18969 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
18970 (sel_find_rgns): Delete declaration.
18971 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
18972 the region when it is not a preheader.
18974 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
18977 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
18979 2009-04-28 Richard Guenther <rguenther@suse.de>
18981 * tree.h (SSA_NAME_VALUE): Remove.
18982 (struct tree_ssa_name): Remove value_handle member.
18983 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
18984 array for jump threading.
18985 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
18987 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
18988 * tree-flow.h (threadedge_initialize_values): Declare.
18989 (threadedge_finalize_values): Likewise.
18990 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
18991 (SSA_NAME_VALUE): Define.
18992 (threadedge_initialize_values): New function.
18993 (threadedge_finalize_values): Likewise.
18994 * tree-ssa-dom.c (ssa_name_values): New global variable.
18995 (SSA_NAME_VALUE): Define.
18996 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
18998 2009-04-28 Ira Rosen <irar@il.ibm.com>
19000 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
19001 Use REPORT_VECTORIZED_LOCATIONS instead
19002 REPORT_VECTORIZED_LOOPS.
19003 * tree-vectorizer.c (vect_verbosity_level): Make static.
19004 (vect_loop_location): Rename to vect_location.
19005 (vect_set_verbosity_level): Update comment.
19006 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
19008 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
19009 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
19010 instead REPORT_UNVECTORIZED_LOOPS.
19011 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
19012 and vect_loop_def to vect_external_def and vect_internal_def.
19013 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
19014 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
19015 REPORT_UNVECTORIZED_LOCATIONS.
19016 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
19017 and vect_used_in_loop and to vect_unused_in_scope and
19018 vect_used_in_scope.
19019 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
19020 (vect_verbosity_level): Remove declaration.
19021 (vect_analyze_operations): Likewise.
19022 (vect_analyze_stmt): Declare.
19023 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
19024 REPORT_UNVECTORIZED_LOCATIONS.
19025 (vect_get_loop_niters): Fix indentation.
19026 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
19027 (vect_analyze_loop_operations): New function.
19028 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
19029 vect_analyze_operations.
19030 (vect_is_simple_reduction): Use new names.
19031 (vectorizable_live_operation, vect_transform_loop): Likewise.
19032 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
19033 to specify whether the data references can be a part of interleaving
19035 (vect_analyze_data_ref_dependence): Use new names.
19036 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
19037 (vect_create_addr_base_for_vector_ref): Remove redundant code.
19038 * tree-vect-patterns.c (widened_name_p): Use new names.
19039 (vect_recog_dot_prod_pattern): Likewise.
19040 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
19041 (process_use, vect_mark_stmts_to_be_vectorized,
19042 vect_model_simple_cost, vect_model_store_cost,
19043 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
19044 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
19045 vectorizable_operation, vectorizable_type_demotion,
19046 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
19047 vectorizable_condition): Likewise.
19048 (vect_analyze_operations): Split into vect_analyze_loop_operations
19050 (vect_analyze_stmt): ... new function.
19051 (new_stmt_vec_info): Use new names.
19052 (vect_is_simple_use): Use new names and fix comment.
19053 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
19054 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
19056 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19059 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
19060 and integer modes for x87 operands. Do not ICE for unsupported size,
19061 generate error instead. Generate error for unsupported operand types.
19062 ['z']: Do not handle HImode memory operands specially. Warning
19063 for floating-point operands. Fallthru to 'Z' for unsupported operand
19064 types. Do not ICE for unsupported size, generate error instead.
19065 (output_387_binary_op): Use %Z to output operands.
19066 (output_fp_compare): Ditto.
19067 (output_387_reg_move): Ditto.
19069 2009-04-28 Ben Elliston <bje@au.ibm.com>
19074 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19076 * builtins.c (c_strlen): Do not warn here.
19077 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
19078 * c-common.c (pointer_int_sum): Take an explicit location.
19079 Warn about offsets out of bounds.
19080 * c-common.h (pointer_int_sum): Adjust declaration.
19082 2009-04-27 Ian Lance Taylor <iant@google.com>
19084 * collect2.c (is_ctor_dtor): Change type of ret field in struct
19086 * dce.c (run_fast_df_dce): Change type of old_flags to int.
19087 * df-core.c (df_set_flags): Change return type to int. Change
19088 type of old_flags to int.
19089 (df_clear_flags): Likewise.
19090 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
19091 (df_get_conditional_uses): Likewise.
19092 * df.h (df_set_flags, df_clear_flags): Update declarations.
19093 * dwarf2out.c (struct indirect_string_node): Change type of form
19094 field to enum dwarf_form.
19095 (AT_string_form): Change return type to enum dwarf_form.
19096 * fixed-value.c (fixed_compare): Add cast to enum type.
19097 * fwprop.c (update_df): Change 0 to VOIDmode.
19098 * gensupport.c: Change 0 to UNKNOWN.
19099 * gimple.h (gimple_cond_code): Add cast to enum type.
19100 * haifa-sched.c (reemit_notes): Add cast to enum type.
19101 * hooks.c (hook_int_void_no_regs): Remove function.
19102 * hooks.h (hook_int_void_no_regs): Remove declaration.
19103 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
19104 * predict.c (combine_predictions_for_insn): Add casts to enum type.
19105 * real.c (real_arithmetic): Add cast to enum type.
19106 (real_compare): Likewise.
19107 * target.h (struct gcc_target): Change return type of
19108 branch_target_register_class to enum reg_class.
19109 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
19110 default_branch_target_register_class.
19111 * targhooks.c (default_branch_target_register_class): New function.
19112 * targhooks.h (default_branch_target_register_class): Declare.
19113 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
19114 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
19116 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
19118 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
19119 vect_uninitialized_def. Change 0 to ERROR_MARK.
19120 * tree-vect-stmts.c (supportable_widening_operation): Don't
19121 initialize icode1 and icode2.
19122 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
19123 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
19125 (cmn_err_flag_specs): Change 0 to STD_C89.
19126 (cmn_err_char_table): Likewise.
19127 * config/arm/arm.c (get_arm_condition_code): Change type of code
19128 to enum arm_cond_code.
19129 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
19130 (IWMMXT_BUILTIN2): Likewise.
19131 (neon_builtin_type_bits): Don't define typedef.
19132 (neon_builtin_datum): Change type of bits field to int.
19133 (arm_expand_neon_args): Add cast to enum type.
19134 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
19136 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
19137 casts to enum type.
19138 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
19140 * config/mips/mips.md (jal_macro): Return enum constant.
19141 (single_insn): Likewise.
19142 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
19144 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
19145 casts to enum type.
19146 * config/s390/s390.c (s390_tune_flags): Change type to int.
19147 (s390_arch_flags): Likewise.
19148 (s390_handle_arch_option): Change flags field of struct pta to int.
19149 * config/s390/s390.h (s390_tune_flags): Update declaration.
19150 (s390_arch_flags): Likewise.
19151 * config/sh/sh.c (prepare_move_operands): Compare
19152 tls_symbolic_operand result with enum constant.
19153 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
19154 (sh_expand_prologue): Add cast to enum type.
19155 (sh_expand_epilogue): Likewise.
19156 (tls_symbolic_operand): Change return type to enum tls_model.
19157 (fpscr_set_from_mem): Add cast to enum type.
19158 (legitimize_pic_address): Compare tls_symbolic_operand result with
19160 (sh_target_reg_class): Change return type to enum reg_class.
19161 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
19163 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
19164 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
19165 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
19166 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
19167 (delayed_branch, tls_call_delay): Likewise.
19168 (eligible_for_sibcall_delay): Likewise.
19169 (eligible_for_return_delay): Likewise.
19170 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
19171 (spu_expand_builtin_1): Likewise.
19173 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
19174 for all types of conversions.
19175 (output_init_element): Issue -Wc++-compat warning if needed when
19176 initializing a bitfield with enum type.
19177 * c-parser.c (c_parser_expression): Set original_type to
19178 original_type of right hand operand of comma operator.
19180 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19182 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
19184 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
19185 * doc/cpp.texi (Standard Predefined Macros)
19186 (Implementation-defined behavior): Likewise.
19187 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
19188 * doc/gimple.texi (GIMPLE Exception Handling)
19189 (@code{GIMPLE_ASSIGN}): Likewise.
19190 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
19191 * doc/invoke.texi (Warning Options, Optimize Options)
19192 (AVR Options, Darwin Options): Likewise.
19193 (Optimize Options): Reformulate -fwhole-program description.
19194 * doc/loop.texi (Lambda): Likewise.
19195 * doc/md.texi (Output Template, Define Constraints)
19196 (Standard Names, Insn Splitting): Likewise.
19197 * doc/options.texi (Option properties): Likewise.
19198 * doc/passes.texi (Tree-SSA passes): Likewise.
19199 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
19200 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
19201 (File Names and DBX): Likewise.
19202 * doc/trouble.texi (Incompatibilities): Likewise.
19204 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19206 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
19207 instruction is correct.
19209 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19211 Allow non-constant arguments to conversion intrinsics.
19212 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
19213 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
19214 * spu.c (print_operand): Handle 'v' and 'w'.
19215 (exp2_immediate_p, spu_gen_exp2): Define.
19216 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
19217 spu_convtf_1): Update parameter descriptions.
19218 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
19219 * constraints.md ('v', 'w'): New.
19220 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
19222 (i2f, I2F): New define_mode_attr.
19223 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
19224 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
19225 fixuns_truncv4sfv4si2): Update to use mode attribute.
19226 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
19227 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
19228 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
19229 patterns for combine.
19231 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
19233 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
19234 (cprop, hoist, pre, store_motion): New debug counters.
19235 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
19236 is not an RTL pass anymore.
19237 (pass_profiling): Remove extern decl for pass removed in 2005.
19238 (pass_gcse, pass_jump_bypass): Remove.
19239 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
19240 to 0 for clean state.
19241 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
19242 * cse.c (gate_handle_cse_after_global_opts,
19243 rest_of_handle_cse_after_global_opts): New functions.
19244 (pass_cse_after_global_opts): New pass, does local CSE.
19245 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
19246 (TV_CPROP): New timevar.
19247 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
19248 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
19249 (gcse_main, recompute_all_luids): Remove.
19250 (compute_hash_table_work): Call max_reg_num instead of reading
19252 (cprop_jump): Don't set run_jump_opt_after_gcse.
19253 (constprop_register): Always allow to alter jumps.
19254 (cprop_insn): Likewise.
19255 (do_local_cprop): Likewise.
19256 (local_cprop_pass): Likewise. Return non-zero if something changed.
19257 (cprop): Remove function, fold interesting bits into one_cprop_pass.
19258 (find_implicit_sets): Add note about missed optimization opportunity.
19259 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
19260 pass_rtl_cprop execute function.
19261 Don't bother tracking the pass number, each pass gets its own dumpfile
19263 Always allow to alter jumpsand bypass jumps.
19264 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
19265 will just find no suitable set.
19266 (pre_edge_insert): Fix dumping, this function is for PRE only.
19267 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
19268 pass_rtl_pre execute function.
19269 (hoist_code): Return non-zero if something changed. Keep track of
19270 substitutions and insertions for statistics gathering similar to PRE.
19271 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
19272 called from the pass_rtl_hoist execute function. Show pass statistics.
19273 (compute_store_table): Use max_reg_num directly instead of using the
19274 formerly global max_gcse_regno.
19275 (build_store_vectors): Likewise.
19276 (replace_store_insn): Fix dumping.
19277 (store_motion): Rename to ...
19278 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
19279 pass, called from the pass_rtl_store_motion execute function. Keep
19280 track of substitutions and insertions for statistics gathering similar
19282 (bypass_jumps): Remove, fold interesting bits into ...
19283 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
19284 from the pass_rtl_cprop execute function.
19285 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
19286 pass_jump_bypass): Remove.
19287 (gate_handle_gcse, rest_of_handle_gcse): Remove.
19288 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
19289 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
19290 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
19291 (gate_rtl_store_motion, execute_rtl_store_motion,
19292 pass_rtl_store_motion): New.
19293 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
19294 make it clear that -fcse-skip-blocks is a no-op for backward compat.
19295 * passes.c (init_optimization_passes): Remove pass_gcse and
19296 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
19297 and cse_after_global_opts in place of pass_gcse. Schedule cprop
19298 instead of pass_jump_bypass.
19300 2009-04-27 Richard Guenther <rguenther@suse.de>
19302 PR middle-end/39928
19303 * gimplify.c (gimplify_expr): If we are required to create
19304 a temporary make sure it ends up as register.
19306 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
19309 * config/i386/i386.c (construct_container): Don't call
19310 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
19311 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
19313 2009-04-27 Michael Matz <matz@suse.de>
19315 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
19316 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
19317 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
19318 (dump_replaceable_exprs): Take a bitmap.
19319 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
19321 (expand_gimple_basic_block): Likewise.
19322 * tree-ssa-ter.c (struct temp_expr_table_d): Make
19323 replaceable_expressions member a bitmap.
19324 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
19325 (mark_replaceable): Likewise.
19326 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
19327 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
19329 2009-04-27 Richard Guenther <rguenther@suse.de>
19331 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
19332 (verify_stmts): Dispatch to gimple/type verification code.
19333 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
19334 issue with call argument types.
19336 2009-04-27 Michael Matz <matz@suse.de>
19338 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
19339 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
19342 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
19343 Eric Botcazou <ebotcazou@adacore.com>
19345 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
19346 a label's basic block.
19347 (mark_target_live_regs): Tidy and rework obsolete comments.
19348 Change back DF problem to LIVE. If a label starts a basic block,
19349 assume that all registers that used to be live then still are.
19350 (init_resource_info): If a label starts a basic block, set its
19351 BLOCK_FOR_INSN accordingly.
19352 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
19354 2009-04-27 Richard Guenther <rguenther@suse.de>
19356 * tree-flow-inline.h (function_ann): Remove.
19357 (get_function_ann): Likewise.
19358 * tree-dfa.c (create_function_ann): Remove.
19359 * tree-flow.h (struct static_var_ann_d): Remove.
19360 (struct function_ann_d): Likewise.
19361 (union tree_ann_d): Remove fdecl member.
19362 (function_ann_t): Remove.
19363 (function_ann, get_function_ann, create_function_ann): Remove
19366 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
19368 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
19370 2009-04-27 Jan Hubicka <jh@suse.cz>
19372 * ipa-pure-const.c (struct funct_state_d): New fields
19373 state_previously_known, looping_previously_known; remove
19374 state_set_in_source.
19375 (analyze_function): Use new fields.
19376 (propagate): Avoid assumption that state_set_in_source imply
19379 * tree-ssa-loop-niter.c (finite_loop_p): New function.
19380 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
19381 * cfgloop.h (finite_loop_p): Declare.
19383 2009-04-26 Michael Matz <matz@suse.de>
19385 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
19387 2009-04-26 Michael Matz <matz@suse.de>
19389 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
19390 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
19391 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
19392 pass_mark_used_blocks): Remove.
19393 * tree-optimize.c (pass_free_datastructures,
19394 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
19395 * passes.c (init_optimization_passes): Don't call
19396 pass_mark_used_blocks, remove dead code.
19398 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
19400 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
19401 * tree-ssa-live.h (register_ssa_partition): Likewise.
19403 2009-04-26 Michael Matz <matz@suse.de>
19406 * builtins.c (fold_builtin_next_arg): Handle SSA names.
19407 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
19408 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
19410 (compare_pairs): Swap cost comparison.
19411 (coalesce_ssa_name): Don't use change_partition_var.
19412 * tree-nrv.c (struct nrv_data): Add modified member.
19413 (finalize_nrv_r): Set it.
19414 (tree_nrv): Use it to update statements.
19415 (pass_nrv): Require PROP_ssa.
19416 * tree-mudflap.c (mf_decl_cache_locals,
19417 mf_build_check_statement_for): Use make_rename_temp.
19418 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
19419 * alias.c (find_base_decl): Handle SSA names.
19420 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
19421 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
19422 * rtl.h (set_reg_attrs_for_parm): Declare.
19423 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
19424 to "optimized", remove unused locals at finish.
19425 (execute_free_datastructures): Make global, call
19426 delete_tree_cfg_annotations.
19427 (execute_free_cfg_annotations): Don't call
19428 delete_tree_cfg_annotations.
19430 * ssaexpand.h: New file.
19431 * expr.c (toplevel): Include ssaexpand.h.
19432 (expand_assignment): Handle SSA names the same as register variables.
19433 (expand_expr_real_1): Expand SSA names.
19434 * cfgexpand.c (toplevel): Include ssaexpand.h.
19435 (SA): New global variable.
19436 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
19437 (SSAVAR): New macro.
19438 (set_rtl): New helper function.
19439 (add_stack_var): Deal with SSA names, use set_rtl.
19440 (expand_one_stack_var_at): Likewise.
19441 (expand_one_stack_var): Deal with SSA names.
19442 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
19443 before unique numbers.
19444 (expand_stack_vars): Use set_rtl.
19445 (expand_one_var): Accept SSA names, add asserts for them, feed them
19446 to above subroutines.
19447 (expand_used_vars): Expand all partitions (without default defs),
19448 then only the local decls (ignoring those expanded already).
19449 (expand_gimple_cond): Remove edges when jumpif() expands an
19450 unconditional jump.
19451 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
19452 or remove abnormal edges. Ignore insns setting the LHS of a TERed
19454 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
19455 members of SA; deal with PARM_DECL partitions here; expand
19456 all PHI nodes, free tree datastructures and SA. Commit instructions
19457 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
19458 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
19459 info and statements at start, collect garbage at finish.
19460 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
19461 (VAR_ANN_PARTITION) Remove.
19462 (change_partition_var): Don't declare.
19463 (partition_to_var): Always return SSA names.
19464 (var_to_partition): Only accept SSA names.
19465 (register_ssa_partition): Only check argument.
19466 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
19468 (delete_var_map): Don't free it.
19469 (var_union): Only accept SSA names, simplify.
19470 (partition_view_init): Mark only useful SSA names as used.
19471 (partition_view_fini): Only deal with SSA names.
19472 (change_partition_var): Remove.
19473 (dump_var_map): Use ssa_name instead of partition_to_var member.
19474 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
19476 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
19477 (struct _elim_graph): New member const_dests; nodes member vector of
19479 (set_location_for_edge): New static helper.
19480 (create_temp): Remove.
19481 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
19482 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
19483 (new_elim_graph): Allocate const_dests member.
19484 (clean_elim_graph): Truncate const_dests member.
19485 (delete_elim_graph): Free const_dests member.
19486 (elim_graph_size): Adapt to new type of nodes member.
19487 (elim_graph_add_node): Likewise.
19488 (eliminate_name): Likewise.
19489 (eliminate_build): Don't take basic block argument, deal only with
19490 partition numbers, not variables.
19491 (get_temp_reg): New static helper.
19492 (elim_create): Use it, deal with RTL temporaries instead of trees.
19493 (eliminate_phi): Adjust all calls to new signature.
19494 (assign_vars, replace_use_variable, replace_def_variable): Remove.
19495 (rewrite_trees): Only do checking.
19496 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
19497 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
19498 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
19499 contains_tree_r, MAX_STMTS_IN_LATCH,
19500 process_single_block_loop_latch, analyze_edges_for_bb,
19501 perform_edge_inserts): Remove.
19502 (expand_phi_nodes): New global function.
19503 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
19504 functions, initialize new parameter, remember partitions having a
19506 (finish_out_of_ssa): New global function.
19507 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
19508 don't reset in_ssa_p here, don't disable TER when mudflap.
19509 (pass_del_ssa): Remove.
19510 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
19512 (execute_free_datastructures): Declare.
19513 * Makefile.in (SSAEXPAND_H): New variable.
19514 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
19515 * basic-block.h (commit_one_edge_insertion): Declare.
19516 * passes.c (init_optimization_passes): Move pass_nrv and
19517 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
19518 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
19519 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
19520 (redirect_branch_edge): Deal with super block when expanding, split
19521 out jump patching itself into ...
19522 (patch_jump_insn): ... here, new static helper.
19524 2009-04-26 Michael Matz <matz@suse.de>
19526 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
19527 beyond num_ssa_names.
19528 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
19529 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
19531 2009-04-26 Jakub Jelinek <jakub@redhat.com>
19533 PR inline-asm/39543
19534 * fwprop.c (forward_propagate_asm): New function.
19535 (forward_propagate_and_simplify): Propagate also into __asm, if it
19536 doesn't increase the number of referenced registers.
19539 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
19541 2009-04-26 Jakub Jelinek <jakub@redhat.com>
19543 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
19544 note_nonlocal_vla_type for nonlocal VLAs.
19545 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
19546 contains_remapped_vars, remap_vla_decls): New functions.
19547 (convert_nonlocal_reference_stmt): If not optimizing, call
19548 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
19549 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
19550 if it wasn't found in var_map.
19551 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
19552 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
19553 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
19555 * gimplify.c (nonlocal_vlas): New variable.
19556 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
19558 (gimplify_body): Create and destroy nonlocal_vlas.
19560 * dwarf2out.c (loc_descr_plus_const): New function.
19561 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
19562 mem_loc_descriptor, loc_descriptor_from_tree_1,
19563 descr_info_loc, gen_variable_die): Use it.
19565 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
19566 !TREE_STATIC VAR_DECLs.
19567 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
19568 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
19569 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
19570 DECL_BY_REFERENCE is valid.
19571 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
19572 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
19573 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
19574 Copy DECL_BY_REFERENCE.
19575 (struct nesting_copy_body_data): New type.
19576 (nesting_copy_decl): New function.
19577 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
19578 if they have variable length.
19580 2009-04-26 Michael Matz <matz@suse.de>
19582 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
19583 mark new temporaries for renaming.
19585 2009-04-26 Joseph Myers <joseph@codesourcery.com>
19588 * c-decl.c (global_bindings_p): Return negative value.
19589 (c_variable_size): New. Based on variable_size from
19591 (grokdeclarator): Call c_variable_size not variable_size.
19593 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
19595 * config/i386/i386.c (print_operand) ['z']: Fix typo.
19597 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
19599 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
19600 Redefine it to just use mingw/include.
19601 (ASM_SPEC): Rules for -m32 and -m64.
19602 (LINK_SPEC): Use Likewise.
19603 (SPEC_32): New define.
19604 (SPEC_64): Likewise.
19605 (SUB_LINK_SPEC): Likewise.
19606 (MULTILIB_DEFAULTS): New define.
19607 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
19608 Add multilib options.
19609 (MULTILIB_DIRNAMES): Likewise.
19610 (MULTILIB_OSDIRNAMES): Likewise.
19611 (LIBGCC): Likewise.
19612 (INSTALL_LIBGCC): Likewise.
19614 2009-04-26 Joseph Myers <joseph@codesourcery.com>
19617 * c-tree.h (enum c_inline_static_type): New.
19618 (record_inline_static): Declare.
19619 * c-decl.c (struct c_inline_static, c_inline_statics,
19620 record_inline_static, check_inline_statics): New.
19621 (pop_file_scope): Call check_inline_statics.
19622 (start_decl): Call record_inline_static instead of pedwarning
19623 directly for static in inline function.
19624 * c-typeck.c (build_external_ref): Call record_inline_static
19625 instead of pedwarning directly for static referenced in inline
19628 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
19630 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
19631 not new but only being rescanned.
19632 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
19633 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
19634 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
19635 record_set_info, compute_set, grealloc): Remove.
19636 (recompute_all_luids): New function.
19637 (gcse_main): Don't compute sets, and don't do related memory
19638 allocations/free-ing. If something changed before the end of the
19639 pass, update LUIDs using recompute_all_luids.
19640 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
19641 (free_gcse_mem): Don't free it either.
19642 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
19643 Use the df insn LUIDs.
19644 (load_killed_in_block): Likewise.
19645 (compute_hash_table_work): Don't compute reg_set_in_block.
19646 (compute_transp): Use DF_REG_DEF_CHAINs.
19647 (local_cprop_pass): Don't use compute_sets and related functions.
19648 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
19649 Use get_max_uid() instead of max_cuid.
19650 (insert_insn_end_basic_block, pre_insert_copy_insn,
19651 update_ld_motion_stores): Don't try to
19652 keep reg_set tables up to date.
19653 (pre_insert_copies): Use df insn LUIDs.
19654 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
19655 (reg_set_info): Don't use extra bitmap argument.
19656 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
19657 information to compute regs_set_in_block.
19658 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
19659 (bypass_jumps): Don't use compute_sets and friends.
19661 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19664 * opts.c (undocumented_msg): Do not leave blank even with
19667 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19669 * c-decl.c (build_enumerator): Allow values folding to integer
19670 constants but not integer constant expressions with a pedwarn if
19673 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19676 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
19677 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
19678 type is an integer constant.
19680 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
19683 * config/i386/i386.c (print_operand) ['z']: Revert handling of
19686 2009-04-25 Joseph Myers <joseph@codesourcery.com>
19689 * c-decl.c (grokdeclarator): Diagnose declarations of functions
19690 with variably modified return type and no storage class
19691 specifiers, except for the case of nested functions. Distinguish
19692 extern declarations of functions with variably modified return
19693 types from those of objects with variably modified types.
19695 2009-04-25 Jan Hubicka <jh@suse.cz>
19697 * tree.c (list_equal_p): New function.
19698 * tree.h (list_equal_p): Declare.
19699 * coretypes.h (edge_def, edge, const_edge, basic_block_def
19700 basic_block_def, basic_block, const_basic_block): New.
19701 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
19702 (redirect_eh_edge): New function.
19703 (make_eh_edge_update_phi): EH edges are not abnormal.
19704 * except.c: Include tree-flow.h.
19705 (list_match): New function.
19706 (eh_region_replaceable_by_p): New function.
19707 (replace_region): New function.
19708 (hash_type_list): New function.
19709 (hash_eh_region): New function.
19710 (eh_regions_equal_p): New function.
19711 (merge_peers): New function.
19712 (remove_unreachable_regions): Verify EH tree when checking;
19714 (copy_eh_region_1): New function.
19715 (copy_eh_region): New function.
19716 (push_reachable_handler): New function.
19717 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
19718 regions without label but with live RESX.
19719 * except.h (redirect_eh_edge_to_label): New.
19720 * tree-flow.h (redirect_eh_edge): New.
19721 * coretypes.h (edge_def, edge, const_edge, basic_block_def
19722 basic_block_def, basic_block, const_basic_block): Remove.
19723 * Makefile.in (except.o): Add dependency on tree-flow.h
19724 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
19725 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
19728 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
19731 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
19732 on the destination of memcpy.
19734 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
19736 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
19737 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
19738 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
19740 2009-04-25 Jan Hubicka <jh@suse.cz>
19742 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
19743 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
19744 to be reached by different label than left.
19745 (update_eh_edges): Update comment; remove edge_to_remove if possible
19746 and return true if suceeded.
19747 (cleanup_empty_eh): Accept sharing map; handle shared regions.
19748 (cleanup_eh): Compute sharing map.
19749 * except.c (remove_eh_handler_and_replace): Add argument if we should
19751 (remove_unreachable_regions): Update for label sharing.
19752 (label_to_region_map): Likewise.
19753 (get_next_region_sharing_label): New function.
19754 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
19756 (remove_eh_handler): Update.
19757 (remove_eh_region_and_replace_by_outer_of): New function.
19758 * except.h (struct eh_region): Add next_region_sharing_label.
19759 (remove_eh_region_and_replace_by_outer_of,
19760 get_next_region_sharing_label): Declare.
19761 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
19763 2009-04-25 Jan Hubicka <jh@suse.cz>
19765 * tree-cfg.c (split_critical_edges): Split also edges where we can't
19766 insert code even if they are not critical.
19768 2009-04-25 Jan Hubicka <jh@suse.cz>
19770 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
19771 (gimple_can_remove_branch_p): EH edges won't remove branch by
19773 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
19774 updating of non-abnormal EH edges.
19775 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
19776 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
19777 (split_critical_edges): Split also edges where emitting code on them
19778 will lead to splitting later.
19780 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
19781 H.J. Lu <hongjiu.lu@intel.com>
19784 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
19785 the configured assembler supports fildq and fistpq mnemonics.
19786 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
19787 * configure: Regenerated.
19788 * config.in: Ditto.
19790 * config/i386/i386.c (print_operand): Handle 'Z'.
19791 ['z']: Remove handling of special fild/fist suffixes.
19792 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
19793 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
19794 suffix of fild insn.
19795 (*floatsi<mode>2_vector_mixed): Ditto.
19796 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
19797 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
19798 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
19799 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
19800 * config/i386/gas.h (GAS_MNEMONICS): Remove.
19802 2009-04-25 Ben Elliston <bje@au.ibm.com>
19804 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
19805 the source of a set operation.
19807 2009-04-25 Anatoly Sokolov <aesok@post.ru>
19809 * target.h (struct gcc_target): Add case_values_threshold field.
19810 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
19811 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
19812 * targhooks.c (default_case_values_threshold): New function.
19813 * targhooks.h (default_case_values_threshold): Declare function.
19814 * stmt.c (expand_case): Use case_values_threshold target hook.
19815 * expr.h (case_values_threshold): Remove declartation.
19816 * expr.c (case_values_threshold): Remove function.
19817 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
19819 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
19820 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
19821 (avr_case_values_threshold): Declare as static.
19822 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
19824 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
19825 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
19826 (mn10300_case_values_threshold): New function.
19828 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
19830 * ira.c (setup_cover_and_important_classes): Add enum cast.
19832 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
19834 * genpreds.c (write_enum_constraint_num): Output definition of
19835 CONSTRAINT_NUM_DEFINED_P macro.
19836 * ira.c (setup_cover_and_important_classes): Use
19837 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
19839 2009-04-24 DJ Delorie <dj@redhat.com>
19841 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
19842 __SH2A_SINGLE_ONLY__ also.
19844 2009-04-24 Steve Ellcey <sje@cup.hp.com>
19846 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
19847 (movdf_internal): Ditto.
19848 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
19849 SFmode and DFmode constants.
19850 (ia64_print_operand): Add 'G' format for printing
19851 floating point constants.
19853 2009-04-24 Richard Guenther <rguenther@suse.de>
19855 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
19856 from unsigned additions.
19858 2009-04-24 Joseph Myers <joseph@codesourcery.com>
19860 * c-typeck.c (set_init_index): Allow array designators that are
19861 not integer constant expressions with a pedwarn if pedantic.
19863 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
19865 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
19866 zero if no overlap in nonzero bits between the operands.
19868 2009-04-24 Ian Lance Taylor <iant@google.com>
19870 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
19871 (record_dead_and_set_regs): Likewise.
19872 * df.h (struct df_mw_hardreg): Change flags field to int.
19873 (struct df_base_ref): Likewise.
19874 (struct df): Change changeable_flags field to int.
19875 * df-scan.c (df_defs_record): Change clobber_flags to int.
19876 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
19877 constants rather than #define macros.
19878 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
19879 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
19880 (enum dwarf_calling_convention): Likewise.
19881 (enum dwarf_line_number_x_ops): Likewise.
19882 (enum dwarf_call_frame_info): Likewise.
19883 (enum dwarf_source_language): Likewise.
19884 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
19885 (add_calling_convention_attribute): Likewise.
19886 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
19887 (combine_comparisons): Change compcode to int. Add cast to enum type.
19888 * genrecog.c (maybe_both_true_2): Change c to int.
19889 (write_switch): Likewise. Add cast to enum type.
19890 * gimplify.c (gimplify_omp_for): Handle return values from
19891 gimplify_expr using MIN rather than bitwise or.
19892 (gimplify_expr): Add cast to enum type.
19893 * ipa-prop.c (update_jump_functions_after_inlining): Change
19894 IPA_BOTTOM to IPA_JF_UNKNOWN.
19895 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
19896 Add casts to enum type.
19897 (setup_cover_and_important_classes): Change cl to int. Add casts
19899 (setup_class_translate): Change cl and mode to int.
19900 (ira_init_once): Change mode to int.
19901 (free_register_move_costs): Likewise.
19902 (setup_prohibited_mode_move_regs): Add casts to enum type.
19903 * langhooks.c (add_builtin_function_common): Rework assertion that
19904 value fits bitfield.
19905 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
19906 * omega.c (omega_do_elimination): Avoid math on enum types.
19907 * optabs.c (expand_vec_shift_expr): Remove casts to int.
19908 * opts.c (set_debug_level): Change 2 to enum constant. Use new
19909 int local to handle integral_argment value.
19910 * regmove.c (try_auto_increment): Change PUT_MODE to
19912 * reload.c (push_secondary_reload): Add casts to enum type.
19913 (secondary_reload_class, find_valid_class): Likewise.
19914 * reload1.c (emit_input_reload_insns): Likewise.
19915 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
19916 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
19917 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
19919 * tree.c (build_common_builtin_nodes): Add casts to enum type.
19920 * tree-complex.c (complex_lattice_t): Typedef to int rather than
19922 (expand_complex_libcall): Add casts to enum type.
19923 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
19924 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
19925 with ERROR_MARK, not NUM_TREE_CODES.
19926 (vect_create_epilog_for_reduction): Likewise.
19927 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
19928 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
19929 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
19931 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
19932 vect_unused_in_loop. Change 0 to loop_vect.
19933 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
19934 * var-tracking.c (get_init_value): Change return type to enum
19936 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
19937 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
19939 (arm_override_options): Add casts to enum type.
19940 (arm_emit_tls_decoration): Likewise.
19941 * config/i386/i386.c (ix86_function_specific_restore): Add casts
19943 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
19944 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
19945 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
19947 * config/s390/s390.c (code_for_builtin_64): Change to array of
19949 (code_for_builtin_31): Likewise.
19950 (s390_expand_builtin): Change code_for_builtin to enum insn_code
19952 * config/sparc/sparc.c (sparc_override_options): Change value
19953 field in struct code_model to enum cmodel. In initializer change
19954 0 to NULL and add cast to enum type.
19956 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
19957 Change all callers. Issue a -Wc++-compat warning using
19958 lhs_origtype if necessary.
19959 (convert_for_assignment): Issue -Wc++-compat warnings about
19960 invalid conversions to enum type on assignment.
19961 * c-common.h (build_modify_expr): Update declaration.
19963 2009-04-24 Nick Clifton <nickc@redhat.com>
19965 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
19966 (function_arg_advance): Likewise.
19967 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
19970 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
19972 * config/s390/constraints.md ('I', 'J'): Fix condition.
19974 2009-04-24 Diego Novillo <dnovillo@google.com>
19976 * gengtype-parse.c (parse_error): Add newline after message.
19978 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
19980 * config/i386/sse.md (avxmodesuffixs): Removed.
19981 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
19982 (*avx_pinsr<ssevecsize>): This.
19984 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
19986 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
19987 follow chains of regs with a single definition, and allow expressions
19988 that are function_invariant_p.
19989 (simple_rhs_p): Allow expressions that are function_invariant_p.
19991 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
19993 PR middle-end/39867
19994 * fold-const.c (fold_cond_expr_with_comparison): When folding
19995 > and >= to MAX, make sure the MAX uses the same type as the
19996 comparison's operands.
19998 2009-04-24 Nick Clifton <nickc@redhat.com>
20000 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
20001 addressing for DImode accesses.
20002 (frv_print_operand_address): Handle PLUS case.
20003 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
20005 2009-04-24 Jakub Jelinek <jakub@redhat.com>
20007 PR rtl-optimization/39794
20008 * alias.c (canon_true_dependence): Add x_addr argument.
20009 * rtl.h (canon_true_dependence): Adjust prototype.
20010 * cse.c (check_dependence): Adjust canon_true_dependence callers.
20011 * cselib.c (cselib_invalidate_mem): Likewise.
20012 * gcse.c (compute_transp): Likewise.
20013 * dse.c (scan_reads_nospill): Likewise.
20014 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
20015 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
20016 canon_base_addr of the group, plus optional offset.
20017 (struct group_info): Rename canon_base_mem to
20019 (get_group_info): Set canon_base_addr to canon_rtx of base, not
20020 canon_rtx of base_mem.
20022 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
20024 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
20025 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
20027 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20029 * config/spu/spu-builtins.h: Delete file.
20031 * config/spu/spu.h (enum spu_builtin_type): Move here from
20033 (struct spu_builtin_description): Likewise. Add GTY marker.
20034 Do not use enum spu_function_code or enum insn_code.
20035 (spu_builtins): Add extern declaration.
20037 * config/spu/spu.c: Do not include "spu-builtins.h".
20038 (enum spu_function_code, enum spu_builtin_type_index,
20039 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
20040 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
20041 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
20042 unsigned_V2DI_type_node): Move here from spu-builtins.h.
20043 (spu_builtin_types): Make static. Add GTY marker.
20044 (spu_builtins): Add extern declaration with GTY marker.
20045 Include "gt-spu.h".
20047 * config/spu/spu-c.c: Do not include "spu-builtins.h".
20048 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
20049 Check programmatically whether all parameters are scalar.
20051 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
20053 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
20055 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
20056 assignment from the constructor either if the target is volatile.
20058 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
20060 * config/arm/arm.md (insv): Do not share operands[0].
20062 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
20064 * config/vxlib-tls.c (active_tls_threads): Delete.
20065 (delete_hook_installed): New.
20066 (tls_delete_hook): Don't delete the delete hook.
20067 (tls_destructor): Delete it here.
20068 (__gthread_set_specific): Adjust installing the delete hook.
20069 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
20070 __gthread_leave_tsd_dtor_context.
20072 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
20074 * c-format.c (gcc_tdiag_char_table): Add support for %E.
20076 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
20078 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
20080 (alpha_rtx_costs): Ditto.
20081 (emit_unlikely_jump): Use add_reg_note.
20082 (emit_frame_store_1): Ditto.
20083 (alpha_expand_prologue): Ditto.
20084 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20085 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
20087 2009-04-23 Nick Clifton <nickc@redhat.com>
20089 * config/v850/v850.md (epilogue): Remove suppressed code.
20090 (return): Rename to return_simple and remove test of frame size.
20091 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
20092 to gen_return_simple.
20094 2009-04-22 Jing Yu <jingyu@google.com>
20097 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
20099 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
20102 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
20103 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
20104 value is a VECTOR_CST, the element type is the element type of the
20107 2009-04-22 DJ Delorie <dj@redhat.com>
20109 * config/m32c/m32c.h: Update GTY annotations to new syntax.
20111 2009-04-22 Jakub Jelinek <jakub@redhat.com>
20113 * alias.c (find_base_term): Move around LO_SUM case, so that
20114 CONST falls through into PLUS/MINUS handling.
20117 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
20118 into 0, use omit_one_operand.
20120 2009-04-23 Ben Elliston <bje@au.ibm.com>
20122 * config/rs6000/linux-unwind.h (get_regs): Remove type
20123 puns. Change the type of `pc' to an array of unsigned ints and
20124 update all users. Constify frame24.
20126 2009-04-22 DJ Delorie <dj@redhat.com>
20128 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
20129 declarations before code.
20130 (current_function_special_page_vector): Likewise.
20131 (m32c_expand_insv): Silence a warning.
20133 2009-04-21 Taras Glek <tglek@mozilla.com>
20135 * alias.c: Update GTY annotations to new syntax.
20136 * basic-block.h: Likewise.
20137 * bitmap.h: Likewise.
20138 * c-common.h: Likewise.
20139 * c-decl.c: Likewise.
20140 * c-parser.c: Likewise.
20141 * c-pragma.c: Likewise.
20142 * c-tree.h: Likewise.
20143 * cfgloop.h: Likewise.
20144 * cgraph.h: Likewise.
20145 * config/alpha/alpha.c: Likewise.
20146 * config/arm/arm.h: Likewise.
20147 * config/avr/avr.h: Likewise.
20148 * config/bfin/bfin.c: Likewise.
20149 * config/cris/cris.c: Likewise.
20150 * config/darwin.c: Likewise.
20151 * config/frv/frv.c: Likewise.
20152 * config/i386/i386.c: Likewise.
20153 * config/i386/i386.h: Likewise.
20154 * config/i386/winnt.c: Likewise.
20155 * config/ia64/ia64.h: Likewise.
20156 * config/iq2000/iq2000.c: Likewise.
20157 * config/mips/mips.c: Likewise.
20158 * config/mmix/mmix.h: Likewise.
20159 * config/pa/pa.c: Likewise.
20160 * config/pa/pa.h: Likewise.
20161 * config/rs6000/rs6000.c: Likewise.
20162 * config/s390/s390.c: Likewise.
20163 * config/sparc/sparc.c: Likewise.
20164 * config/xtensa/xtensa.c: Likewise.
20165 * cselib.h: Likewise.
20166 * dbxout.c: Likewise.
20167 * dwarf2out.c: Likewise.
20168 * except.c: Likewise.
20169 * except.h: Likewise.
20170 * fixed-value.h: Likewise.
20171 * function.c: Likewise.
20172 * function.h: Likewise.
20173 * gimple.h: Likewise.
20174 * integrate.c: Likewise.
20175 * optabs.c: Likewise.
20176 * output.h: Likewise.
20177 * real.h: Likewise.
20179 * stringpool.c: Likewise.
20180 * tree-data-ref.c: Likewise.
20181 * tree-flow.h: Likewise.
20182 * tree-scalar-evolution.c: Likewise.
20183 * tree-ssa-address.c: Likewise.
20184 * tree-ssa-alias.h: Likewise.
20185 * tree-ssa-operands.h: Likewise.
20186 * tree.c: Likewise.
20187 * tree.h: Likewise.
20188 * varasm.c: Likewise.
20189 * varray.h: Likewise.
20191 * coretypes.h: Do not define GTY macro if it is already defined.
20192 * doc/gty.texi: Update GTY documentation to new syntax.
20193 * gengtype-lex.l: Enforce attribute-like syntax for GTY
20194 annotations on structs.
20195 * gengtype-parse.c: Likewise.
20197 2009-04-22 Mark Heffernan <meheff@google.com>
20199 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
20201 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20203 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
20206 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20208 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
20209 the same as a PLUS without a shift. Increase the cost of a
20212 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20214 * Makefile.in: Update dependencies.
20215 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
20216 * errors.h: Remove bogus comment about compatibility.
20217 (warning): Update declaration.
20218 * genautomata.c: Update all calls to warning.
20219 * gimple.c: Do not include errors.h. Include toplev.h.
20220 * tree-ssa-structalias.c: Do not include errors.h.
20221 * omega.c: Likewise.
20222 * tree-ssa-reassoc.c: Likewise.
20223 * config/spu/spu-c.c: Likewise.
20224 * config/spu/t-spu-elf: Update dependencies.
20226 2009-04-22 Richard Guenther <rguenther@suse.de>
20228 PR tree-optimization/39824
20229 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
20230 make sure the types are compatible.
20232 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20235 * c-common.c (c_parse_error): Take a token_flags parameter.
20236 Use token_type for the token type instead.
20237 Pass token_flags to cpp_type2name.
20238 * c-common.h (c_parse_error): Update declaration.
20239 * c-parser.c (c_parser_error): Pass 0 as token flags.
20241 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
20243 PR rtl-optimization/39580
20244 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
20246 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20248 * function.c (expand_function_end): Do not emit a jump to the "naked"
20249 return label for fall-through returns.
20250 * except.c (sjlj_emit_function_exit): Always place the call to the
20251 unregister function at the location installed by expand_function_end.
20253 2009-04-22 Richard Guenther <rguenther@suse.de>
20255 PR tree-optimization/39845
20256 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
20257 (gen_inbound_check): Likewise.
20259 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
20261 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
20263 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
20264 * config/vxlib.c (__gthread_once): Add race guard for PPC.
20266 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20268 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
20269 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
20270 shift counts to avoid out-of-bounds array accesses.
20272 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20274 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
20275 (Pmode): Move above.
20277 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
20279 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
20280 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
20281 GET_CODE macro. Use IN_RANGE macro where appropriate.
20282 * config/alpha/alpha.h: Ditto.
20283 * config/alpha/alpha.md: Ditto.
20284 * config/alpha/constraints.md: Ditto.
20285 * config/alpha/predicates.md: Ditto.
20287 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20289 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
20290 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20291 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20292 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20293 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20294 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20295 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20296 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20297 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20298 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20299 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20300 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20301 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20302 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20303 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20304 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20305 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20306 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20307 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20308 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20309 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20310 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20311 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20312 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20313 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20314 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20315 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20317 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
20319 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
20320 references from comments.
20321 * cfgbuild.c: (count_basic_blocks): Delete.
20322 (find_basic_blocks_1): Delete.
20323 (find_basic_blocks): Delete.
20324 * except.c (finish_eh_generation): Make static. Move comment from
20325 except.h here. Remove find_basic_blocks references from comments.
20326 * except.h (finish_eh_generation): Delete.
20327 * basic-block.h (find_basic_blocks): Delete.
20328 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
20330 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
20332 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
20333 (sdbout_parms): Likewise.
20335 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
20337 * config/sh/sh.c (prepare_cbranch_operands): Use
20338 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
20339 (expand_cbranchdi4): Likewise.
20340 (from_compare): Add cast to enum type.
20341 (expand_cbranchsi4): Use add_reg_note.
20342 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
20343 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
20344 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
20345 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20346 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
20347 instead of CODE_FOR_nothing.
20348 (cbranchdi4): Likewise. Fix the order of arguments for
20350 (push_fpscr): Use add_reg_note.
20351 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
20352 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
20354 2009-04-21 Joseph Myers <joseph@codesourcery.com>
20356 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
20357 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
20358 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
20359 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
20360 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
20361 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
20362 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
20363 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
20364 config/alpha/x-vms, config/arc/t-arc,
20365 config/arm/README-interworking, config/arm/arm-c.c,
20366 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
20367 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
20368 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
20369 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
20370 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
20371 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
20372 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
20373 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
20374 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
20375 config/cris/t-elfmulti, config/crx/t-crx,
20376 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
20377 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
20378 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
20379 config/h8300/t-h8300, config/i386/athlon.md,
20380 config/i386/darwin-libgcc.10.4.ver,
20381 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
20382 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
20383 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
20384 config/i386/t-linux64, config/i386/t-nwld,
20385 config/i386/t-rtems-i386, config/i386/t-sol2-10,
20386 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
20387 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
20388 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
20389 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
20390 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
20391 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
20392 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
20393 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
20394 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
20395 config/m68k/t-uclinux, config/mcore/t-mcore,
20396 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
20397 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
20398 config/mips/crtn.asm, config/mips/irix-crti.asm,
20399 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
20400 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
20401 config/mips/mips-fixed.md, config/mips/sb1.md,
20402 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
20403 config/mips/t-iris6, config/mips/t-isa3264,
20404 config/mips/t-libgcc-mips16, config/mips/t-linux64,
20405 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
20406 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
20407 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
20408 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
20409 config/mn10300/t-linux, config/mn10300/t-mn10300,
20410 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
20411 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
20412 config/picochip/libgccExtras/clzsi2.asm,
20413 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
20414 config/rs6000/darwin-libgcc.10.4.ver,
20415 config/rs6000/darwin-libgcc.10.5.ver,
20416 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
20417 config/rs6000/t-aix43, config/rs6000/t-aix52,
20418 config/rs6000/t-darwin, config/rs6000/t-fprules,
20419 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
20420 config/rs6000/t-lynx, config/rs6000/t-netbsd,
20421 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
20422 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
20423 config/rs6000/t-rtems, config/rs6000/t-spe,
20424 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
20425 config/score/t-score-elf, config/sh/divcost-analysis,
20426 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
20427 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
20428 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
20429 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
20430 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
20431 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
20432 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
20433 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
20434 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
20435 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
20436 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
20437 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
20438 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
20439 limitx.h, version.c, xcoff.h: Add copyright and license notices.
20440 * config/h8300/genmova.sh: Include copyright and license notices
20441 in generated output.
20442 * config/h8300/mova.md: Regenerate.
20443 * doc/install.texi2html: Include word "Copyright" in copyright
20444 notice and use name "Free Software Foundation, Inc.".
20445 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
20446 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
20447 ChangeLog-2007, ChangeLog-2008: Correct dates.
20449 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
20451 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
20452 NE_EXPR operations as well.
20453 * c-parser.c (c_parser_condition): Do not set location information on
20455 (c_parser_conditional_expression): Likewise.
20456 (c_parser_binary_expression): Set location information on operators.
20457 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
20458 TRUTH_NOT_EXPR has been folded.
20459 * fold-const.c (fold_truth_not_expr): Copy location information from
20460 the incoming expression to the outgoing one.
20461 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
20462 recursive calls on the LHS of the operator but pass that of the
20463 operator to recursive calls on the RHS of the operator. Set it
20465 (shortcut_cond_expr): Set the locus of the operator on the second
20466 COND_EXPR and that of the expression on the first in degenerate cases.
20467 Pass the locus of the expression to calls to shortcut_cond_r.
20468 Set the locus of the 'then' block on the associated jump, if any.
20469 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
20470 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
20471 expression to call to gimplify_boolean_expr.
20473 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
20475 * config.gcc: Add additional configuration for
20476 i686-w64-mingw* and x86_64-w64-mingw* triplet.
20477 * config/i386/mingw-w64.h: New mingw-w64 specific header.
20478 (CPP_SPEC): Redefine for allowing -municode option.
20479 (STARTFILE_SPEC): Likewise.
20480 * config/i386/t-mingw-w64: New.
20481 * config/i386/mingw-w64.opt: New.
20482 (municode): Add new target option.
20483 * doc/invoke.texi (municode): Add documentation for new option.
20485 2009-04-21 Ian Lance Taylor <iant@google.com>
20487 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
20488 Correct test for number of arguments.
20489 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
20491 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
20493 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
20494 argument of emit_library_call.
20496 2009-04-21 Richard Guenther <rguenther@suse.de>
20498 PR middle-end/39829
20499 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
20500 inside VIEW_CONVERT_EXPRs.
20502 2009-04-21 Martin Jambor <mjambor@suse.cz>
20504 * tree-switch-conversion.c (build_constructors): Split a long line.
20505 (constructor_contains_same_values_p): New function.
20506 (build_one_array): Create assigns of constants if possible, do not
20507 call mark_sym_for_renaming, call update_stmt.
20508 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
20509 make_rename_temp. Do not call mark_symbols_for_renaming, call
20511 (gen_def_assigns): Do not call mark_symbols_for_renaming or
20512 find_new_referenced_vars, call update_stmt.
20513 (gen_inbound_check): Use create_tmp_var and create ssa names manually
20514 instead of calling make_rename_temp. Do not call
20515 find_new_referenced_vars or mark_symbols_for_renaming, call
20518 2009-04-21 Richard Guenther <rguenther@suse.de>
20520 PR tree-optimization/39827
20521 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
20522 (tree_ssa_phiprop): Pass the correct array size.
20524 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
20526 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
20528 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
20531 * c-typeck.c (lvalue_p): Move declaration ...
20532 * c-common.h (lvalue_p): ... to here.
20533 * c-common.c (candidate_equal_p): New.
20534 (add_tlist): Use it.
20535 (merge_tlist): Use it.
20536 (warn_for_collisions_1): Likewise.
20537 (warning_candidate_p): Accept more candidates.
20538 (verify_tree): A warning candidate can be an expression. Use
20541 2009-04-21 Ben Elliston <bje@au.ibm.com>
20544 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
20545 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
20546 options. Remove -mcall-solaris documentation.
20548 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20551 * doc/invoke.texi (-Wlong-long): Update description.
20552 * c-lex (interpret_integer): Only warn if there was no previous
20553 overflow and -Wlong-long is enabled.
20554 * c-decl.c (declspecs_add_type): Drop redundant flags.
20555 * c.opt (Wlong-long): Init to -1.
20556 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
20557 and front-end warn_long_long. Wlong-long only depends on other
20558 flags if it is uninitialized.
20559 * c-parser.c (disable_extension_diagnostics): warn_long_long is
20560 the same for CPP and FE.
20561 (restore_extension_diagnostics): Likewise.
20563 2009-04-20 Ian Lance Taylor <iant@google.com>
20565 Fix enum conversions which are invalid in C++:
20566 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
20567 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
20568 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
20569 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
20570 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
20571 (dbxout_parms): Likewise.
20572 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
20573 (df_clear_flags): Likewise.
20574 * df-problems.c (df_rd_bb_local_compute_process_def): Change
20575 top_flag parameter to int.
20576 (df_chain_create_bb_process_use): Likewise.
20577 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
20579 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
20580 (df_ref_create_structure, df_def_record_1): Likewise.
20581 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
20582 (df_notes_rescan): Change 0 to VOIDmode in function call.
20583 (df_get_call_refs, df_insn_refs_collect): Likewise.
20584 (df_bb_regs_collect): Likewise.
20585 (df_entry_block_defs_collect): Likewise.
20586 (df_exit_block_uses_collect): Likewise.
20587 * df.h: Update declarations.
20588 * double-int.c (double_int_divmod): Add cast to enum type.
20589 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
20590 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
20591 (based_loc_descr): Likewise.
20592 (loc_descriptor_from_tree_1): Change first_op and second_op to
20593 enum dwarf_location_atom. Add cast to enum type.
20594 * expmed.c (init_expmed): Change 0 to SET in function call.
20595 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
20596 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
20597 (do_store_flag): Likewise.
20598 * fixed-value.h (struct fixed_value): Change mode to enum
20600 * function.c (assign_parms): Change 0 to VOIDmode in function call.
20601 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
20603 (insert_insn_decl, insert_decl, insert_state): Likewise.
20604 (automata_list_finish): Likewise.
20605 * genrecog.c (process_define_predicate): Add cast to enum type.
20606 * gensupport.c (init_predicate_table): Add cast to enum type.
20607 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
20609 (gimple_build_call_1, gimple_build_label): Likewise.
20610 (gimple_build_goto, gimple_build_asm_1): Likewise.
20611 (gimple_build_switch_1, gimple_build_cdt): Likewise.
20612 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
20613 (enum fallback): Rename from enum fallback_t.
20614 (fallback_t): Typedef as int.
20615 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
20616 GSI_SAME_STMT in function call.
20617 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
20619 (setup_reg_class_relations): Likewise.
20620 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
20621 (setup_prohibited_class_mode_regs): Add cast to enum type.
20622 (setup_prohibited_mode_move_regs): Likewise.
20623 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
20624 (record_address_regs): Change i to enum reg_class.
20625 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
20626 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
20627 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
20628 (GET_MODE_2XWIDER_MODE): Likewise.
20629 (GET_CLASS_NARROWEST_MODE): Likewise.
20630 * omp-low.c (expand_omp_for): Add cast to enum type.
20631 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
20632 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
20633 * postreload.c (reload_cse_simplify_operands): Change rclass local
20635 * predict.c (combine_predictions_for_insn): Change best_predictor
20636 and predictor to enum br_predictor.
20637 (combine_predictions_for_bb): Likewise.
20638 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
20639 use SET_PREDICT_EXPR_OUTCOME.
20640 * real.c (real_arithmetic): Change icode to code in function call.
20641 * reginfo.c (init_move_cost): Add casts to enum type.
20642 (init_reg_sets_1, init_fake_stack_mems): Likewise.
20643 * regmove.c (regclass_compatible_p): Change class0 and class1 to
20645 * reload.c (find_valid_class): Add casts to enum type.
20646 (push_reload): Change 0 to NO_REGS in function call.
20647 (find_reloads): Change this_alternative to array of enum
20648 reg_class. Remove some now-unnecessary casts.
20649 (make_memloc): Change 0 to VOIDmode in function call.
20650 * reload1.c (reload): Change 0 to VOIDmode in function call.
20651 (eliminate_regs_1, elimination_effects): Likewise.
20652 (eliminate_regs_in_insn): Likewise.
20653 (emit_input_reload_insns): Add cast to enum type.
20654 (delete_output_reload): Change 0 to VOIDmode in function call.
20655 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
20656 to enum type in function call.
20657 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
20658 (SET_PREDICT_EXPR_OUTCOME): Define.
20659 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
20660 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
20661 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
20662 (dump_function): Likewise.
20663 * tree-dump.h: Update declarations.
20664 * tree-pass.h: Update declarations.
20665 * varasm.c (assemble_integer): Change mclass to enum mode_class.
20666 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
20668 (arm_rtx_costs_1): Correct parenthesization.
20669 (arm_rtx_costs): Add casts to enum type.
20670 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
20671 (vfp_emit_fstmd): Use add_rg_note.
20672 (emit_multi_reg_push, emit_sfm): Likewise.
20673 (thumb_set_frame_pointer): Likewise.
20674 (arm_expand_prologue): Likewise.
20675 (arm_regno_class): Change return type to enum reg_class.
20676 (thumb1_expand_prologue): Use add_reg_note.
20677 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
20678 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
20680 * config/arm/gentune.sh: Add cast to enum type.
20681 * config/arm/arm-tune.md: Rebuild.
20682 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
20683 (ix86_split_fp_branch, predict_jump): Likewise.
20684 (ix86_expand_multi_arg_builtin): Change sub_code from enum
20685 insn_code to enum rtx_code.
20686 (ix86_builtin_vectorized_function): Add cast to enum type.
20687 * config/i386/i386.md (truncdfsf2): Change slot to enum
20689 (truncxf<mode>2, isinf<mode>2): Likewise.
20690 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
20692 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
20693 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
20694 (insert_bundle_state): Change 1 to INSERT in function call.
20695 (ia64_add_bundle_selector_before): Likewise.
20696 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
20697 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
20698 (restore_stack_nonlocal): Likewise.
20699 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
20701 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
20703 (mips_rtx_costs): Likewise.
20704 (mips_override_options): Add casts to enum type.
20705 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
20707 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
20708 (store_reg, set_reg_plus_d): Likewise.
20709 (hppa_expand_prologue, hppa_profile_hook): Likewise.
20710 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
20712 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
20714 (emit_unlikely_jump): Use add_reg_note.
20715 (rs6000_emit_allocate_stack): Likewise.
20716 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
20717 (output_toc): Change 1 to INSERT in function call.
20718 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
20719 (rs6000_initialize_trampoline): Likewise.
20720 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
20722 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
20723 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
20724 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
20725 (save_gprs): Use add_reg_note.
20726 (s390_emit_prologue): Likewise.
20727 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20728 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
20729 (sparc_fold_builtin): Add cast to enum type.
20730 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
20732 (spu_expand_prologue): Use add_reg_note.
20733 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
20735 2009-04-20 Ian Lance Taylor <iant@google.com>
20737 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
20738 (c_parser_postfix_expression_after_primary): Get VEC for list of
20739 arguments. Get original types of arguments. Call
20740 build_function_call_vec.
20741 (cached_expr_list_1, cached_expr_list_2): New static variables.
20742 (c_parser_expr_list): Change return type to VEC *. Add
20743 p_orig_types parameter. Change all callers.
20744 (c_parser_release_expr): New static function.
20745 (c_parser_vec_to_tree_list): New static function.
20746 * c-typeck.c (build_function_call): Rewrite to build a VEC and
20747 call build_function_call_vec.
20748 (build_function_call_vec): New function, based on old
20749 build_function_call.
20750 (convert_arguments): Remove nargs and argarray parameters. Change
20751 values to a VEC. Add origtypes parameter.
20752 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
20753 (convert_for_assignment): Add origtype parameter. Change all
20754 callers. If warn_cxx_compat, check for conversion to an enum
20755 type when calling a function.
20756 (store_init_value): Add origtype parameter. Change all callers.
20757 (digest_init): Likewise.
20758 (struct init_node): Add origtype field.
20759 (add_pending_init): Add origtype parameter. Change all callers.
20760 (output_init_element): Likewise.
20761 (output_pending_init_elements): Pass origtype from init_node to
20762 output_init_element.
20763 (process_init_element): Pass origtype from c_expr to
20764 output_init_element.
20765 (c_finish_return): Add origtype parameter. Change all callers.
20766 * c-common.c (sync_resolve_size): Change params to VEC *. Change
20768 (sync_resolve_params): Likewise.
20769 (sync_resolve_return): Change params to first_param. Change caller.
20770 (resolve_overloaded_builtins): Change params to VEC *. Change
20771 callers. Save first parameter around call to build_function_call_vec.
20772 * c-decl.c (finish_decl): Add origtype parameter. Change all
20773 callers. Call build_function_call_vec rather than
20774 build_function_call for cleanup.
20775 * c-tree.h: Update declarations.
20776 * c-common.h: Update declarations.
20777 * stub-objc.c (objc_rewrite_function_call): Change parameter from
20778 params to first_param.
20779 * target.h (struct gcc_target): Change resolve_overloaded_builtin
20780 params parameter from tree to void *.
20781 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
20782 Change arglist parameter to have type void *, and to be a pointer
20784 * config/rs6000/rs6000-protos.h
20785 (altivec_resolve_overloaded_builtin): Update declaration.
20786 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
20787 fnargs parameter to have type void *, and to be a pointer to a
20788 VEC. Call build_function_call_vec instead of
20789 build_function_call.
20790 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
20792 2009-04-20 Joey Ye <joey.ye@intel.com>
20793 Xuepeng Guo <xuepeng.guo@intel.com>
20794 H.J. Lu <hongjiu.lu@intel.com>
20796 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
20798 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
20799 (IX86_LEA_PRIORITY): Likewise.
20800 (distance_non_agu_define): New function.
20801 (distance_agu_use): Likewise.
20802 (ix86_lea_for_add_ok): Likewise.
20803 (ix86_dep_by_shift_count): Likewise.
20805 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
20806 should split for LEA.
20808 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
20810 (ix86_dep_by_shift_count): Likewise.
20812 2009-04-20 Richard Guenther <rguenther@suse.de>
20814 * expr.c (handled_component_p): Move ...
20815 * tree.h (handled_component_p): ... here.
20816 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
20817 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
20818 and REALPART_EXPR to be in one group.
20820 2009-04-20 Richard Guenther <rguenther@suse.de>
20822 * basic-block.h (get_all_dominated_blocks): Declare.
20823 * dominance.c (get_all_dominated_blocks): New function.
20824 * tree-cfg.c (get_all_dominated_blocks): Remove.
20825 (remove_edge_and_dominated_blocks): Adjust.
20826 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
20827 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
20828 instead of recursing.
20830 2009-04-20 Doug Kwan <dougkwan@google.com>
20832 * cgraph.h (cgraph_node_ptr): New type for vector functions.
20833 (struct cgraph_node_set_def): New type.
20834 (cgraph_node_set) New type. Also declare vector functions.
20835 (struct cgraph_node_set_element_def): New type.
20836 (cgraph_node_set_element): Ditto.
20837 (cgraph_node_set_iterator): New iterator type.
20838 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
20839 cgraph_node_set_remove, dump_cgraph_node_set,
20840 debug_cgraph_node_set): New prototypes.
20841 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
20842 cgraph_node_set_size): New inlines.
20843 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
20844 including cgraph.h.
20845 (struct ipa_opt_pass): Add struct cgraph_node_set_def
20846 argument to function 'write_summary'.
20847 * ipa.c: Include ggc.h.
20848 (hash_cgraph_node_set_element,
20849 eq_cgraph_node_set_element, cgraph_node_set_new,
20850 cgraph_node_set_add, cgraph_node_set_remove,
20851 cgraph_node_set_find, dump_cgraph_node_set,
20852 debug_cgraph_node_set): New functions.
20853 * Makefile.in (ipa.o): Add dependency on GGC_H.
20855 2009-04-20 Ira Rosen <irar@il.ibm.com>
20857 PR tree-optimization/39675
20858 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
20859 check of the return code of vect_schedule_slp. Check that
20860 stmt_vec_info still exists for the statement, before checking its
20861 vectorization type.
20863 2009-04-20 Michael Matz <matz@suse.de>
20865 * Makefile.in (generated_files): Take out $(simple_generated_c).
20867 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
20869 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
20870 (UINTPTR_TYPE): Likewise.
20872 2009-04-19 Joseph Myers <joseph@codesourcery.com>
20875 * c-typeck.c (digest_init): Check for initializing an array with a
20878 2009-04-19 Joseph Myers <joseph@codesourcery.com>
20881 * c-semantics.c (pop_stmt_list): Propagate
20882 STATEMENT_LIST_HAS_LABEL to parent statement list.
20884 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
20886 * config/mips/mips.h (mips_tune_attr): New macro.
20887 * config/mips/mips.md (cpu): Use it.
20889 2009-04-19 Joseph Myers <joseph@codesourcery.com>
20892 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
20895 2009-04-19 Diego Novillo <dnovillo@google.com>
20897 * toplev.c (compile_file): Move call to coverage_finish ...
20898 * cgraphunit.c (ipa_passes): ... here.
20899 Call cgraph_process_new_functions.
20900 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
20901 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
20903 2009-04-19 Jan Hubicka <jh@suse.cz>
20905 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
20907 (dump_cgraph_node): Dump can throw external flag.
20908 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
20910 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
20914 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
20915 * common.opt (Wlogical-op): Move from here...
20916 * c.opt (Wlogical-op): ... to here.
20917 * c-typeck.c (parser_build_binary_op): Update call to
20918 warn_logical_operator.
20919 * c-opts.c (c_common_post_options): Enable warn_logical_op with
20921 * c-common.c (warn_logical_op): Update.
20922 * c-common.h (warn_logical_op): Update declaration.
20924 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
20926 * tree.c (protected_set_expr_location): Fix formatting.
20928 2009-04-18 Joseph Myers <joseph@codesourcery.com>
20931 * c-typeck.c (readonly_warning): new.
20932 (build_unary_op, build_modify_expr): Use readonly_warning for
20933 storing into something readonly but not const-qualified.
20935 2009-04-18 Joseph Myers <joseph@codesourcery.com>
20938 * c-typeck.c (build_unary_op): Check for taking address of
20939 expression of type void.
20941 2009-04-18 Joseph Myers <joseph@codesourcery.com>
20944 * c-typeck.c (build_function_call): Check for calling a function
20945 with qualified void return types. Call require_complete_type when
20948 2009-04-18 Jan Hubicka <jh@suse.cz>
20950 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
20952 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
20953 can_throw_external flag.
20954 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
20955 * ipa-pure-const.c (ignore_edge): New function.
20956 (propagate): Compute order for NOTHROW computation; set NOTHROWs
20957 only over can_throw_external edges.
20958 (local_pure_const): Add nothrow flag.
20959 * ipa-utils.c (searchc): Add ignore_edge callback.
20960 (ipa_utils_reduced_inorder): Add ignore_edge callback.
20961 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
20962 (set_nothrow_function_flags): Update cgraph.
20963 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
20965 2009-04-18 Richard Guenther <rguenther@suse.de>
20967 PR middle-end/39804
20968 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
20969 (fold_stmt): ... this and ...
20970 (fold_stmt_inplace): ... this.
20971 (fold_stmt_1): Fold references in calls and asms.
20972 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
20974 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
20976 * tree-vrp.c (ssa_name_nonzero_p): Remove.
20977 * tree.h: Remove the prototype for ssa_name_nonzero_p.
20979 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
20981 * tree.c (function_args_count): Remove.
20982 * tree.h: Remove the prototype for function_args_count.
20984 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
20986 * tree-iterator.c (expr_only): Remove.
20987 * tree.h: Remove the prototype for expr_only.
20989 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
20991 * reginfo.c (cannot_change_mode_set_regs): Remove.
20992 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
20994 2009-04-08 Anatoly Sokolov <aesok@post.ru>
20996 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
20997 whether operands 0 and 1 overlaps.
20999 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
21001 PR middle-end/36902
21002 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
21003 pointer. Use warning_at instead of warning.
21004 (search_for_addr_array): Likewise.
21005 (check_array_bounds): Likewise.
21006 (check_all_array_refs): Check that the incoming edge is not in the
21007 list of edges to be removed.
21008 (check_all_array_refs): Avoid the temporal pointer.
21009 (vrp_visit_cond_stmt): Fix typo.
21010 (simplify_switch_using_ranges): Handle the case where the switch
21011 index is an integer constant.
21013 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
21015 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
21017 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21019 * doc/extend.texi, doc/invoke.texi: Fix typos.
21021 2009-04-17 Cary Coutant <ccoutant@google.com>
21023 * tree-flow-inline.h (get_lineno): Fix inverted test.
21025 2009-04-17 Diego Novillo <dnovillo@google.com>
21027 * tree-ssa-pre.c (create_expression_by_pieces): Remove
21028 assertion for AVAIL_OUT.
21030 2009-04-17 Mike Frysinger <vapier@gentoo.org>
21033 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
21034 * config/sh/linux-atomic.asm: Likewise.
21036 2009-04-17 Diego Novillo <dnovillo@google.com>
21038 * except.c (debug_eh_tree): New.
21039 (struct eh_region, struct eh_status): Move ...
21040 * except.h: ... here.
21041 (add_type_for_runtime): Declare extern.
21042 (lookup_type_for_runtime): Likewise.
21043 (debug_eh_tree): Declare.
21044 * Makefile.in (GTFILES): List except.h before except.c
21046 2009-04-17 Diego Novillo <dnovillo@google.com>
21048 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
21049 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
21050 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
21051 (find_vars_r): ... here.
21052 * tree-flow.h (find_referenced_vars_in): Declare.
21053 * tree-ssa-pre.c (create_expression_by_pieces): Assert
21054 that AVAIL_OUT exists for BLOCK.
21055 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
21056 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
21057 (tree-parloops.o): Likewise.
21059 2009-04-17 Simon Baldwin <simonb@google.com>
21061 * toplev.c (default_tree_printer): Add handling for %E format.
21063 2009-04-17 Diego Novillo <dnovillo@google.com>
21065 * tree-pretty-print.c (dump_generic_node): Add break after
21066 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
21067 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
21068 FUNCTION_TYPE together. Call print_struct_decl when printing
21069 structures and TDF_SLIM is not given.
21070 (print_struct_decl): Fix logic for detecting recursion.
21072 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21075 * gcc.c (create_at_file): New.
21076 (compile_input_file_p): New.
21077 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
21078 * main.c (main): Update call to toplev_main.
21079 * toplev.c (toplev_main): Change signature. Call expandargv.
21080 * toplev.h (toplev_main): Change signature.
21082 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21084 * dwarf2out.c (field_byte_offset): Use the type size as the field size
21085 if the latter is not constant.
21087 2009-04-17 David Edelsohn <edelsohn@gnu.org>
21089 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
21091 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21093 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
21094 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
21096 2009-04-17 Richard Guenther <rguenther@suse.de>
21098 * tree-ssa-structalias.c (get_constraint_for_component_ref):
21099 Handle component references view-converting an invariant address.
21101 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
21103 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
21104 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
21105 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
21106 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
21107 Use @deftypevr rather than @deftypevar.
21109 2009-04-17 Richard Guenther <rguenther@suse.de>
21111 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
21112 (get_prop_source_stmt): Likewise.
21113 (can_propagate_from): Likewise.
21115 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
21117 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
21118 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
21119 (--with-multilib-list): Add default value.
21120 * configure: Regenerate.
21121 * Makefile.in (TM_ENDIAN_CONFIG): Define.
21122 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
21123 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
21124 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
21125 Don't add default cpu to multilib list unnecessarily, but do enable
21126 the relevant compiler option..
21127 Add support for --with-multilib-list=<blank> and
21128 --with-multilib-list=!<somelib> to supress unwanted multilibs.
21129 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
21130 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
21131 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
21132 TM_MULTILIB_CONFIG.
21133 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
21134 (MULTILIB_OSDIRNAMES): New variable.
21135 * config/sh/t-1e: Delete file.
21136 * config/sh/t-mlib-sh1: Delete file.
21137 * config/sh/t-mlib-sh2: Delete file.
21138 * config/sh/t-mlib-sh2a: Delete file.
21139 * config/sh/t-mlib-sh2a-nofpu: Delete file.
21140 * config/sh/t-mlib-sh2a-single: Delete file.
21141 * config/sh/t-mlib-sh2a-single-only: Delete file.
21142 * config/sh/t-mlib-sh2e: Delete file.
21143 * config/sh/t-mlib-sh3e: Delete file.
21144 * config/sh/t-mlib-sh4: Delete file.
21145 * config/sh/t-mlib-sh4-nofpu: Delete file.
21146 * config/sh/t-mlib-sh4-single: Delete file.
21147 * config/sh/t-mlib-sh4-single-only: Delete file.
21148 * config/sh/t-mlib-sh4a: Delete file.
21149 * config/sh/t-mlib-sh4a-nofpu: Delete file.
21150 * config/sh/t-mlib-sh4a-single: Delete file.
21151 * config/sh/t-mlib-sh4a-single-only: Delete file.
21152 * config/sh/t-mlib-sh4al: Delete file.
21153 * config/sh/t-mlib-sh5-32media: Delete file.
21154 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
21155 * config/sh/t-mlib-sh5-64media: Delete file.
21156 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
21157 * config/sh/t-mlib-sh5-compact: Delete file.
21158 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
21159 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
21160 * doc/install.texi (Options specification): Add
21161 --with-multilib-list and --with-endian.
21163 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21165 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
21167 (OBJS-common): Add plugin-version.o.
21168 (plugin-version.o): New.
21169 * gcc-plugin.h (plugin_gcc_version): New.
21170 (plugin_default_version_check): New.
21171 (plugin_init_func, plugin_init): Add version argument.
21172 * plugin-version.c: New.
21173 * plugin.c (str_plugin_gcc_version_name): New.
21174 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
21175 pass it to the init function.
21176 (plugin_default_version_check): New.
21178 2009-04-17 Richard Guenther <rguenther@suse.de>
21180 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
21181 for decl-vs-decl disambiguation.
21183 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
21185 * config/s390/s390.h (s390_tune_attr): New macro definition.
21186 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
21188 2009-04-17 Richard Guenther <rguenther@suse.de>
21190 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
21191 (fold_stmt_r): Likewise.
21192 (maybe_fold_reference): New function.
21193 (fold_gimple_assign): Handle cases fold_stmt_r did.
21194 (fold_stmt): Do not use fold_stmt_r.
21195 (fold_stmt_inplace): Likewise.
21197 2009-04-17 Richard Guenther <rguenther@suse.de>
21199 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
21200 (record_equivalences_from_stmt): Remove useless checks and
21202 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
21203 the type is already suitable.
21205 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
21207 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
21209 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
21211 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
21212 (CMPtype): Define as __gcc_CMPtype.
21214 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
21216 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
21217 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
21219 2009-04-17 Richard Guenther <rguenther@suse.de>
21221 PR tree-optimization/39746
21222 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
21223 special-casing for builtins and static variable use/def.
21224 (call_may_clobber_ref_p_1): Likewise.
21226 2009-04-16 Ian Lance Taylor <iant@google.com>
21228 * df.h: Include "timevar.h".
21229 (struct df_problem): Change tv_id field to timevar_id_t.
21230 * tree-pass.h: Include "timevar.h".
21231 (struct opt_pass): Change tv_id field to timevar_id_t.
21232 * timevar.h (timevar_id_t): Define TV_NONE.
21233 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
21234 TV_NONE rather than tv_id != 0.
21235 (execute_one_pass): Likewise.
21236 * Makefile.in (DF_H): Add $(TIMEVAR_H).
21237 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
21238 dependencies to $(TREE_PASS_H).
21239 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
21241 (pass_branch_target_load_optimize2): Likewise.
21242 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
21243 (pass_outof_cfg_layout_mode): Likewise.
21244 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
21245 (pass_rebuild_cgraph_edges): Likewise.
21246 (pass_remove_cgraph_callee_edges): Likewise.
21247 * df-core.c (pass_df_initialize_opt): Likewise.
21248 (pass_df_initialize_no_opt): Likewise.
21249 (pass_df_finish): Likewise.
21250 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
21251 * except.c (pass_set_nothrow_function_flags): Likewise.
21252 (pass_convert_to_eh_region_ranges): Likewise.
21253 * final.c (pass_compute_alignments): Likewise.
21254 * function.c (pass_instantiate_virtual_regs): Likewise.
21255 (pass_init_function): Likewise.
21256 (pass_leaf_regs): Likewise.
21257 (pass_match_asm_constraints): Likewise.
21258 * gimple-low.c (pass_lower_cf): Likewise.
21259 (pass_mark_used_blocks): Likewise.
21260 * init-regs.c (pass_initialize_regs): Likewise.
21261 * integrate.c (pass_initial_value_sets): Likewise.
21262 * ira.c (pass_ira): Likewise.
21263 * jump.c (pass_cleanup_barriers): Likewise.
21264 * omp-low.c (pass_expand_omp): Likewise.
21265 (pass_lower_omp): Likewise.
21266 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
21267 * recog.c (pass_split_all_insns): Likewise.
21268 (pass_split_after_reload): Likewise.
21269 (pass_split_before_regstack): Likewise.
21270 (pass_split_before_sched2): Likewise.
21271 (pass_split_for_shorten_branches): Likewise.
21272 * reginfo.c (pass_reginfo_init): Likewise.
21273 (pass_subregs_of_mode_init): Likewise.
21274 (pass_subregs_of_mode_finish): Likewise.
21275 * passes.c (pass_postreload): Likewise.
21276 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
21277 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
21278 (pass_warn_function_return): Likewise.
21279 (pass_warn_function_noreturn): Likewise.
21280 * tree-complex.c (pass_lower_complex): Likewise.
21281 (pass_lower_complex_O0): Likewise.
21282 * tree-if-conv.c (pass_if_conversion): Likewise.
21283 * tree-into-ssa.c (pass_build_ssa): Likewise.
21284 * tree-mudflap.c (pass_mudflap_1): Likewise.
21285 (pass_mudflap_2): Likewise.
21286 * tree-nomudflap.c (pass_mudflap_1): Likewise.
21287 (pass_mudflap_2): Likewise.
21288 * tree-nrv.c (pass_return_slot): Likewise.
21289 * tree-object-size.c (pass_object_sizes): Likewise.
21290 * tree-optimize.c (pass_all_optimizations): Likewise.
21291 (pass_early_local_passes): Likewise.
21292 (pass_all_early_optimizations): Likewise.
21293 (pass_cleanup_cfg): Likewise.
21294 (pass_cleanup_cfg_post_optimizing): Likewise.
21295 (pass_free_datastructures): Likewise.
21296 (pass_free_cfg_annotations): Likewise.
21297 (pass_fixup_cfg): Likewise.
21298 (pass_init_datastructures): Likewise.
21299 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
21300 (pass_late_warn_uninitialized): Likewise.
21301 (pass_update_address_taken): Likewise.
21302 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
21303 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
21304 (pass_cse_sincos): Likewise.
21305 (pass_convert_to_rsqrt): Likewise.
21306 * tree-ssa-structalias.c (pass_build_alias): Likewise.
21307 * tree-stdarg.c (pass_stdarg): Likewise.
21308 * tree-tailcall.c (pass_tail_recursion): Likewise.
21309 (pass_tail_calls): Likewise.
21310 * tree-vect-generic.c (pass_lower_vector): Likewise.
21311 (pass_lower_vector_ssa): Likewise.
21312 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
21314 2009-04-16 Joseph Myers <joseph@codesourcery.com>
21316 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
21318 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
21320 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
21321 logical and signext.
21323 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
21326 * config/sh/predicates.md (arith_operand): Check if the operand
21327 of TRUNCATE is a REG.
21329 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21331 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
21332 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
21334 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21336 * tree-iterator.c (tsi_split_statement_list_after,
21337 tsi_split_statement_list_before): Remove.
21338 * tree-iterator.h: Remove the prototypes for
21339 tsi_split_statement_list_after and tsi_split_statement_list_before.
21341 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21343 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
21344 * tree-ssa-propagate.h: Remove the prototype for
21345 stmt_makes_single_load.
21347 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21349 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
21350 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
21352 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21354 * tree-iterator.c (EXPR_LAST_BODY): Remove.
21356 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21358 * except.c (eh_region_outer_p): Remove.
21359 * except.h: Remove the prototype for eh_region_outer_p.
21361 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21363 * function.c (current_function_assembler_name): Remove.
21364 * function.h: Remove the prototype for
21365 current_function_assembler_name.
21367 2009-04-16 Ian Lance Taylor <iant@google.com>
21369 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
21370 (add_reg_note): Call alloc_reg_note.
21371 * rtl.h (alloc_reg_note): Declare.
21372 * combine.c (try_combine): Use alloc_reg_note.
21373 (recog_for_combine, move_deaths): Likewise.
21374 (distribute_notes): Use alloc_reg_note and add_reg_note.
21375 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
21376 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
21377 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
21379 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
21381 PR rtl-optimization/39762
21382 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
21383 ira_may_move_out_cost): Add comments about way of their usage.
21384 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
21386 * ira-conflicts.c (process_regs_for_copy): Use function
21387 ira_get_register_move_cost instead of global
21388 ira_register_move_cost.
21390 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
21391 color_pass, move_spill_restore, update_curr_costs): Ditto.
21393 * ira-lives.c (process_single_reg_class_operands): Ditto.
21395 * ira-emit.c (emit_move_list): Ditto.
21397 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
21398 (record_reg_classes): Ditto. Use functions
21399 ira_get_register_move_cost and ira_get_may_move_cost instead of
21400 global vars ira_register_move_cost, ira_may_move_out_cost and
21401 ira_may_move_in_cost.
21402 (record_address_regs): Don't call ira_init_register_move_cost.
21403 Use function ira_get_may_move_cost instead of global
21404 ira_may_move_in_cost.
21405 (process_bb_node_for_hard_reg_moves): Use function
21406 ira_get_register_move_cost instead of global ira_register_move_cost.
21407 (ira_costs): Don't call ira_init_register_move_cost.
21409 2009-04-16 Richard Guenther <rguenther@suse.de>
21411 * tree-cfg.c (verify_gimple_assign_binary):
21412 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
21413 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
21414 (create_general_new_stmt): Note that this function is broken.
21416 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21418 * common.opt (fhelp): Add Var(help_flag).
21419 * gcc-plugin.h (plugin_info): Add help.
21420 * plugin.c (plugin_name_args): Add help.
21421 (register_plugin_info): Set plugin->help.
21422 (print_help_one_plugin): New.
21423 (print_plugins_help): New.
21424 * plugin.h (print_plugins_help): New.
21425 * toplev.c (toplev_main): Call print_plugins_help if needed.
21427 2009-04-16 Richard Guenther <rguenther@suse.de>
21429 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
21430 (gimple_ior_addresses_taken_1): New function.
21431 (gimple_ior_addresses_taken): Likewise.
21432 * gimple.h (struct gimple_statement_with_ops_base): Remove
21433 addresses_taken member.
21434 (gimple_ior_addresses_taken): Declare.
21435 (gimple_addresses_taken, gimple_addresses_taken_ptr,
21436 gimple_set_addresses_taken): Remove.
21437 * ipa-reference.c (mark_address): New function.
21438 (scan_stmt_for_static_refs): Use it for marking addresses taken.
21439 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
21440 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
21441 (gimple_add_to_addresses_taken): Remove.
21442 (get_tmr_operands): Call mark_address_taken.
21443 (get_asm_expr_operands): Likewise.
21444 (get_expr_operands): Likewise.
21445 (build_ssa_operands): Do not clear the addresses_taken bitmap.
21446 (free_stmt_operands): Do not free it.
21447 * tree-ssa.c (delete_tree_ssa): Likewise.
21448 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
21450 2009-04-16 Richard Guenther <rguenther@suse.de>
21452 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
21453 (walk_stmt_load_store_ops): Likewise.
21454 * gimple.c (get_base_loadstore): New function.
21455 (walk_stmt_load_store_addr_ops): Likewise.
21456 (walk_stmt_load_store_ops): Likewise.
21457 * ipa-pure-const.c (check_op): Simplify.
21458 (check_load, check_store): New functions.
21459 (check_stmt): Use walk_stmt_load_store_ops.
21460 * ipa-reference.c (mark_load): Adjust signature.
21461 (mark_store): Likewise.
21462 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
21464 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21466 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
21467 (plugin_info): New.
21468 * opts.c (common_handle_option): Don't call print_version.
21469 * plugin.c (plugin_name_args): Add version.
21470 (register_plugin_info): New.
21471 (register_callback): Handle PLUGIN_INFO.
21472 (try_init_one_plugin): New.
21473 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
21475 (finalize_one_plugin): New.
21476 (finalize_plugins): New.
21477 (print_one_plugin): New.
21478 (print_plugins_versions): New.
21479 * plugin.h (print_plugins_versions): New.
21480 (finalize_plugins): New.
21481 * toplev.c (compile_file): Don't call initialize_plugins.
21482 (print_version): Call print_plugins_versions.
21483 (toplev_main): Call initialize_plugins. Print version if needed.
21484 Call finalize_plugins.
21486 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21488 * common.opt (fversion): New.
21489 * gcc.c (print_version): New.
21490 (process_command): Don't print the version. Just set print_version.
21491 (main): Print version. Call subprocesses if print_version and
21492 verbose_flag are set.
21493 * opts.c (common_handle_option): Handle OPT_fversion.
21495 2009-04-16 Richard Guenther <rguenther@suse.de>
21496 Ira Rosen <irar@il.ibm.com>
21498 PR tree-optimization/39698
21499 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
21500 type of the reduction variable. Only generate the def if
21503 * omp-low.c (expand_omp_for_generic): When converting to a pointer
21504 make sure to first convert to an integer of the same precision.
21505 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
21506 the type of the evolution correctly in computing the new
21507 induction variable base.
21509 2009-04-16 Richard Guenther <rguenther@suse.de>
21511 PR middle-end/39625
21512 * tree-cfg.c (make_blocks): Split statements with to-be
21513 abnormal SSA names on the lhs.
21515 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
21517 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
21518 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
21519 * c-typeck.c (really_start_incremental_init): Likewise.
21520 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
21521 (TARGET_INITIALIZER): Remove it.
21522 * target.h (struct target): Remove vector_opaque_p.
21523 * tree.c (build_opaque_vector_type): New.
21524 * tree.h (TYPE_VECTOR_OPAQUE): New.
21525 (build_opaque_vector_type): Declare.
21526 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
21527 * config/rs6000/rs6000.c (build_opaque_vector_type,
21528 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
21529 (rs6000_init_builtins): Use build_opaque_vector_type for
21530 opaque_V4SI_type_node.
21532 2009-04-15 Catherine Moore <clm@codesourcery.com>
21534 * debug.h (set_name): Declare.
21535 * dwarf2out.c (dwarf2out_set_name): Declare.
21536 (dwarf2_debug_hooks): Add set_name.
21537 (find_AT_string): New.
21538 (add_AT_string): Call find_AT_string.
21539 (dwarf2out_set_name): New.
21540 * cp/decl.c (grokdeclarator): Call set_name.
21541 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
21542 * debug.c (do_nothing_debug_hooks): Likewise.
21543 * dbxout.c (dbx_debug_hooks): Likewise.
21544 * sdbout.c (sdb_debug_hooks): Likewise.
21546 2009-04-15 Michael Eager <eager@eagercon.com>
21548 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
21549 reg for single-precision FPU.
21550 * config/rs6000/rs6000.md (movsi_internal1): Only for
21551 !TARGET_SINGLE_FPU.
21552 (movsi_internal1_single): New. Add pattern to move SI values to/from
21553 single-precision FP regs.
21555 2009-04-15 Richard Guenther <rguenther@suse.de>
21557 * omp-low.c (lower_rec_input_clauses): Build correct address
21559 (expand_omp_for_generic): Fix multiplication type.
21560 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
21561 (generate_memset_zero): Fix types.
21562 * tree-profile.c (prepare_instrumented_value): Correctly
21565 2009-04-15 Ian Lance Taylor <iant@google.com>
21567 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
21568 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
21569 for -Wall and for -Wc++-compat.
21570 (c_common_post_options): For C++, set warn_enum_compare if not
21572 * c-tree.h (struct c_expr): Add field original_type.
21573 (build_external_ref): Update declaration.
21574 * c-parser.c (c_parser_braced_init): Set original_type.
21575 (c_parser_initelt): Likewise.
21576 (c_parser_expr_no_commas): Likewise.
21577 (c_parser_conditional_expression): Likewise.
21578 (c_parser_cast_expression): Likewise.
21579 (c_parser_unary_expression): Likewise. Pull setting of
21580 original_code to top of function.
21581 (c_parser_sizeof_expression): Set original_type.
21582 (c_parser_alignof_expression): Likewise.
21583 (c_parser_postfix_expression): Likewise. Pull setting of
21584 original_code to top of function.
21585 (c_parser_postfix_expression_after_paren_type): Set original_type.
21586 (c_parser_postfix_expression_after_primary): Likewise.
21587 (c_parser_expression): Likewise.
21588 * c-typeck.c (build_external_ref): Add type parameter. Change all
21590 (c_expr_sizeof_expr): Set original_type field.
21591 (parser_build_unary_op): Likewise.
21592 (parser_build_binary_op): Likewise. Optionally warn about
21593 comparisons of enums of different types.
21594 (digest_init): Set original_type field.
21595 (really_start_incremental_init): Likewise.
21596 (push_init_level, pop_init_level): Likewise.
21597 * doc/invoke.texi (Warning Options): -Wenum-compare now
21600 2009-04-15 Richard Guenther <rguenther@suse.de>
21602 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
21603 out a necessary conversion.
21604 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
21605 names we didn't value number.
21606 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
21608 2009-04-15 Richard Guenther <rguenther@suse.de>
21610 PR tree-optimization/39764
21611 * tree-ssa-ccp.c (get_value): Canonicalize value with
21612 canonicalize_float_value.
21614 2009-04-15 Jan Hubicka <jh@suse.cz>
21616 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
21617 Wrong version of patch.
21619 2009-04-15 Jan Hubicka <jh@suse.cz>
21621 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
21623 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
21625 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
21626 our distinct integral and vector types.
21628 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
21630 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
21631 * init.c (build_vtbl_address): Remove call to assemble_external.
21633 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
21635 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
21636 output for other floating point modes.
21638 2009-04-14 Diego Novillo <dnovillo@google.com>
21640 * diagnostic.c (diagnostic_report_diagnostic): Do not
21641 warn about loaded plugins for DK_ERROR and DK_WARNING.
21642 * c-decl.c (declspecs_add_type): Move call to
21643 invoke_plugin_callbacks ...
21644 * c-parser.c (c_parser_declspecs): ... here.
21645 * plugin.c (dump_active_plugins): Tidy output.
21647 2009-04-14 Diego Novillo <dnovillo@google.com>
21648 Le-Chun Wu <lcwu@google.com>
21650 * configure.ac: Add --enable-plugin support.
21651 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
21652 * Makefile.in (PLUGIN_H): Define.
21653 Export ENABLE_PLUGIN and GMPINC to site.exp.
21654 Add PLUGINLIBS to link command.
21655 Add/modify dependencies for plugin.o and files including plugin.h.
21657 * config.in: Regenerate.
21659 * opts.c (common_handle_option): Handle OPT_fplugin_ and
21662 2009-04-14 Le-Chun Wu <lcwu@google.com>
21664 * tree-pass.h (register_one_dump_file): Add a prototype for
21665 register_one_dump_file.
21666 * toplev.c (compile_file): Call initialize_plugins.
21667 (do_compile): Call invoke_plugin_callbacks.
21668 (toplev_main): Call invoke_plugin_callbacks.
21669 * common.opt: Add -fplugin= and -fplugin-arg-.
21670 * gcc-plugin.h: New public header file for plugins to include.
21671 * plugin.c: New source file.
21672 * plugin.h: New internal header file.
21673 * passes.c (register_one_dump_file): Make it external.
21675 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
21677 2009-04-14 Diego Novillo <dnovillo@google.com>
21679 * doc/plugins.texi: New.
21680 * doc/gccint.texi: Add reference to Plugins chapter.
21681 * doc/invoke.texi: Document -fplugin and -fplugin-arg
21682 * diagnostic.c (diagnostic_report_diagnostic): Warn about
21683 loaded plugins, if any.
21684 * timevar.def (TV_PLUGIN_INIT): Define.
21685 (TV_PLUGIN_RUN): Define.
21686 * plugin.c: Include timevar.h
21687 (plugins_active_p): New.
21688 (dump_active_plugins): New.
21689 (debug_active_plugins): New.
21691 2009-04-14 Joseph Myers <joseph@codesourcery.com>
21693 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
21695 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
21697 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
21699 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
21700 the same as a minus without a shift.
21702 2009-04-14 Nick Clifton <nickc@redhat.com>
21704 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
21705 comparisons with small integers will always produce a short
21708 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
21711 2008-12-19 Diego Novillo <dnovillo@google.com>
21713 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
21715 2009-04-14 Richard Guenther <rguenther@suse.de>
21717 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
21719 (verify_gimple_assign_binary): Likewise. Handle shifts and
21721 (verify_gimple_phi): Print the mismatched argument position.
21722 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
21724 (vect_update_init_of_dr): Likewise.
21725 * matrix-reorg.c (transform_access_sites): Do what the
21727 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
21729 2009-04-13 Michael Eager <eager@eagercon.com>
21731 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
21732 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
21733 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
21734 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
21735 remove duplicate config
21737 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
21739 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
21740 file_name:line_number type locator of the call site.
21742 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
21744 * genautomata.c: Put blank after comma.
21745 (automaton_decls): New.
21746 (struct unit_usage): Add comments to member next.
21747 (store_alt_unit_usage): Keep the list ordered.
21748 (unit_present_on_list_p, equal_alternatives_p): New.
21749 (check_regexp_units_distribution): Check units distribution
21750 correctness correctly.
21751 (main): Don't write automata if error is found. Return correct
21754 * config/m68k/cf.md (cfv4_ds): Remove.
21755 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
21756 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
21758 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
21759 power4-load-ext, power4-store, power4-store-update,
21760 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
21761 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
21762 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
21763 power4-sqrt, power4-isync): Modify reservation to make correct
21764 unit distribution to automata.
21766 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
21767 power5-store-update, power5-two, power5-three, power5-lmul,
21768 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
21770 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
21772 * except.c (pass_set_nothrow_function_flags): Set name and add
21774 (set_nothrow_function_flags): Mention in the dump file when
21775 changing a function to nothrow.
21777 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
21780 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
21781 instead of unsigned long.
21783 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21785 * config/arm/arm.c (return_used_this_function): Remove.
21786 (arm_output_function_prologue): Remove use of
21787 return_used_this_function.
21788 (output_return_instruction): Replace use of
21789 return_used_this_function
21790 by cfun->machine->return_used_this_function.
21791 (arm_output_epilogue): Likewise.
21792 (arm_output_function_epilogue): Likewise.
21793 (thumb_unexpanded_epilogue): Likewise.
21794 * config/arm/arm.h (struct machine_function):
21795 New member return_used_this_function.
21797 2009-04-12 Mark Mitchell <mark@codesourcery.com>
21799 * doc/install.texi: Correct description of default directory for
21800 --with-gxx-include-dir.
21802 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
21804 * fold-const.c (build_range_check): Properly deal with enumeral and
21805 boolean base types.
21807 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
21809 * doc/invoke.texi (max_gcse_passes): Remove documentation.
21810 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
21811 * params.h (MAX_GCSE_PASSES): Remove.
21812 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
21813 in sequence. Remove ability to run multiple passes.
21814 (bypass_jumps): Report run as third CPROP pass.
21816 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
21818 PR middle-end/39651
21819 * except.c (can_throw_external): Look at each insn in a SEQUENCE
21820 when deciding whether the whole SEQUENCE can throw.
21822 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
21825 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
21826 offseted label references.
21828 2009-04-11 Jan Hubicka <jh@suse.cz>
21830 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
21832 2009-04-11 Richard Guenther <rguenther@suse.de>
21834 PR middle-end/39732
21835 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
21836 return variables as TREE_ADDRESSABLE.
21838 2009-04-11 Richard Guenther <rguenther@suse.de>
21840 PR tree-optimization/39713
21841 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
21842 reference trees have SSA_NAME operands.
21844 2009-04-11 Richard Guenther <rguenther@suse.de>
21847 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
21848 address expressions.
21850 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
21852 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
21853 match changes in Cygwin 1.7
21854 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
21855 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
21857 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
21859 PR tree-optimization/39701
21860 * doc/invoke.texi (Optimization Options): Document change in
21861 meaning and initialization of -fdelete-null-pointer-checks.
21863 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
21865 PR middle-end/39701
21866 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
21868 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
21871 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
21873 2009-04-10 Chao-ying Fu <fu@mips.com>
21875 * doc/tm.texi (Instruction Output): Document
21876 TARGET_ASM_FINAL_POSTSCAN_INSN.
21877 * target.h (final_postscan_insn): New field in asm_out.
21878 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
21879 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
21880 * final.c (final_scan_insn): Call
21881 targetm.asm_out.final_postscan_insn after outputting
21882 an asm macro and a normal instruction.
21884 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
21885 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
21886 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
21887 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
21888 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
21890 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
21892 PR middle-end/39701
21893 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
21894 variables as non-NULL even with -fdelete-null-pointer-checks.
21896 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
21898 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
21900 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
21903 * config/i386/i386.c (classify_argument): Handle SCmode with
21904 (bit_offset % 64) != 0.
21906 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
21908 * doc/invoke.texi (Optimize Options): Add cross-reference to
21909 -Q --help=optimizers examples.
21911 2009-04-10 Ben Elliston <bje@au.ibm.com>
21914 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
21915 regalign for the reg == fpr and TDmode case.
21917 2009-04-09 David Ayers <ayers@fsfe.org>
21920 * objc/objc-act.c (warn_with_method): Remove helper function.
21921 (check_duplicates): Call warning and inform directly.
21922 (really_start_method): Likewise.
21924 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
21926 * expmed.c (expand_divmod): Always use a comparison for a division
21927 by a large unsigned integer.
21929 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
21930 for things others than variables or functions as nonzero.
21932 2009-04-09 Nick Clifton <nickc@redhat.com>
21934 * unwind-compat.c: Change copyright header to refer to version
21935 3 of the GNU General Public License with version 3.1 of the
21936 GCC Runtime Library Exception and to point readers at the
21937 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
21938 * config/alpha/crtfastmath.c: Likewise.
21939 * config/alpha/linux-unwind.h: Likewise.
21940 * config/alpha/qrnnd.asm: Likewise.
21941 * config/alpha/vms-crt0-64.c: Likewise.
21942 * config/alpha/vms-crt0.c: Likewise.
21943 * config/alpha/vms-dwarf2.asm: Likewise.
21944 * config/alpha/vms-dwarf2eh.asm: Likewise.
21945 * config/alpha/vms-psxcrt0-64.c: Likewise.
21946 * config/alpha/vms-psxcrt0.c: Likewise.
21947 * config/alpha/vms_tramp.asm: Likewise.
21948 * config/arc/initfini.c: Likewise.
21949 * config/arc/lib1funcs.asm: Likewise.
21950 * config/arm/bpabi-v6m.S: Likewise.
21951 * config/arm/bpabi.S: Likewise.
21952 * config/arm/bpabi.c: Likewise.
21953 * config/arm/crti.asm: Likewise.
21954 * config/arm/crtn.asm: Likewise.
21955 * config/arm/ieee754-df.S: Likewise.
21956 * config/arm/ieee754-sf.S: Likewise.
21957 * config/arm/lib1funcs.asm: Likewise.
21958 * config/arm/libunwind.S: Likewise.
21959 * config/arm/linux-atomic.c: Likewise.
21960 * config/arm/mmintrin.h: Likewise.
21961 * config/arm/pr-support.c: Likewise.
21962 * config/arm/unaligned-funcs.c: Likewise.
21963 * config/arm/unwind-arm.c: Likewise.
21964 * config/arm/unwind-arm.h: Likewise.
21965 * config/avr/libgcc.S: Likewise.
21966 * config/bfin/crti.s: Likewise.
21967 * config/bfin/crtlibid.s: Likewise.
21968 * config/bfin/crtn.s: Likewise.
21969 * config/bfin/lib1funcs.asm: Likewise.
21970 * config/bfin/linux-unwind.h: Likewise.
21971 * config/cris/arit.c: Likewise.
21972 * config/cris/cris_abi_symbol.c: Likewise.
21973 * config/darwin-64.c: Likewise.
21974 * config/darwin-crt2.c: Likewise.
21975 * config/darwin-crt3.c: Likewise.
21976 * config/darwin.h: Likewise.
21977 * config/dbxelf.h: Likewise.
21978 * config/dfp-bit.c: Likewise.
21979 * config/dfp-bit.h: Likewise.
21980 * config/elfos.h: Likewise.
21981 * config/fixed-bit.c: Likewise.
21982 * config/fixed-bit.h: Likewise.
21983 * config/fp-bit.c: Likewise.
21984 * config/fp-bit.h: Likewise.
21985 * config/fr30/crti.asm: Likewise.
21986 * config/fr30/crtn.asm: Likewise.
21987 * config/fr30/lib1funcs.asm: Likewise.
21988 * config/freebsd-spec.h: Likewise.
21989 * config/frv/cmovd.c: Likewise.
21990 * config/frv/cmovh.c: Likewise.
21991 * config/frv/cmovw.c: Likewise.
21992 * config/frv/frvbegin.c: Likewise.
21993 * config/frv/frvend.c: Likewise.
21994 * config/frv/lib1funcs.asm: Likewise.
21995 * config/glibc-stdint.h: Likewise.
21996 * config/h8300/clzhi2.c: Likewise.
21997 * config/h8300/crti.asm: Likewise.
21998 * config/h8300/crtn.asm: Likewise.
21999 * config/h8300/ctzhi2.c: Likewise.
22000 * config/h8300/fixunssfsi.c: Likewise.
22001 * config/h8300/lib1funcs.asm: Likewise.
22002 * config/h8300/parityhi2.c: Likewise.
22003 * config/h8300/popcounthi2.c: Likewise.
22004 * config/i386/ammintrin.h: Likewise.
22005 * config/i386/att.h: Likewise.
22006 * config/i386/avxintrin.h: Likewise.
22007 * config/i386/biarch64.h: Likewise.
22008 * config/i386/bmmintrin.h: Likewise.
22009 * config/i386/cpuid.h: Likewise.
22010 * config/i386/cross-stdarg.h: Likewise.
22011 * config/i386/crtfastmath.c: Likewise.
22012 * config/i386/crtprec.c: Likewise.
22013 * config/i386/cygming-crtbegin.c: Likewise.
22014 * config/i386/cygming-crtend.c: Likewise.
22015 * config/i386/cygwin.asm: Likewise.
22016 * config/i386/emmintrin.h: Likewise.
22017 * config/i386/gmm_malloc.h: Likewise.
22018 * config/i386/gthr-win32.c: Likewise.
22019 * config/i386/i386.h: Likewise.
22020 * config/i386/immintrin.h: Likewise.
22021 * config/i386/linux-unwind.h: Likewise.
22022 * config/i386/linux64.h: Likewise.
22023 * config/i386/mm3dnow.h: Likewise.
22024 * config/i386/mmintrin-common.h: Likewise.
22025 * config/i386/mmintrin.h: Likewise.
22026 * config/i386/nmmintrin.h: Likewise.
22027 * config/i386/pmm_malloc.h: Likewise.
22028 * config/i386/pmmintrin.h: Likewise.
22029 * config/i386/smmintrin.h: Likewise.
22030 * config/i386/sol2-c1.asm: Likewise.
22031 * config/i386/sol2-ci.asm: Likewise.
22032 * config/i386/sol2-cn.asm: Likewise.
22033 * config/i386/sol2-gc1.asm: Likewise.
22034 * config/i386/tmmintrin.h: Likewise.
22035 * config/i386/unix.h: Likewise.
22036 * config/i386/w32-unwind.h: Likewise.
22037 * config/i386/wmmintrin.h: Likewise.
22038 * config/i386/x86-64.h: Likewise.
22039 * config/i386/x86intrin.h: Likewise.
22040 * config/i386/xmmintrin.h: Likewise.
22041 * config/ia64/crtbegin.asm: Likewise.
22042 * config/ia64/crtend.asm: Likewise.
22043 * config/ia64/crtfastmath.c: Likewise.
22044 * config/ia64/crti.asm: Likewise.
22045 * config/ia64/crtn.asm: Likewise.
22046 * config/ia64/fde-glibc.c: Likewise.
22047 * config/ia64/lib1funcs.asm: Likewise.
22048 * config/ia64/linux-unwind.h: Likewise.
22049 * config/ia64/quadlib.c: Likewise.
22050 * config/ia64/unwind-ia64.c: Likewise.
22051 * config/linux.h: Likewise.
22052 * config/m32c/m32c-lib1.S: Likewise.
22053 * config/m32c/m32c-lib2-trapv.c: Likewise.
22054 * config/m32c/m32c-lib2.c: Likewise.
22055 * config/m32r/initfini.c: Likewise.
22056 * config/m68hc11/larith.asm: Likewise.
22057 * config/m68hc11/m68hc11-crt0.S: Likewise.
22058 * config/m68k/cf.md: Likewise.
22059 * config/m68k/crti.s: Likewise.
22060 * config/m68k/crtn.s: Likewise.
22061 * config/m68k/lb1sf68.asm: Likewise.
22062 * config/m68k/linux-unwind.h: Likewise.
22063 * config/mcore/crti.asm: Likewise.
22064 * config/mcore/crtn.asm: Likewise.
22065 * config/mcore/lib1.asm: Likewise.
22066 * config/mips/linux-unwind.h: Likewise.
22067 * config/mips/loongson.h: Likewise.
22068 * config/mips/mips16.S: Likewise.
22069 * config/mmix/crti.asm: Likewise.
22070 * config/mmix/crtn.asm: Likewise.
22071 * config/pa/fptr.c: Likewise.
22072 * config/pa/hpux-unwind.h: Likewise.
22073 * config/pa/lib2funcs.asm: Likewise.
22074 * config/pa/linux-atomic.c: Likewise.
22075 * config/pa/linux-unwind.h: Likewise.
22076 * config/pa/milli64.S: Likewise.
22077 * config/pa/quadlib.c: Likewise.
22078 * config/pa/stublib.c: Likewise.
22079 * config/picochip/libgccExtras/adddi3.asm: Likewise.
22080 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
22081 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
22082 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
22083 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
22084 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
22085 * config/picochip/libgccExtras/divmod15.asm: Likewise.
22086 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
22087 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
22088 * config/picochip/libgccExtras/longjmp.asm: Likewise.
22089 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
22090 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
22091 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
22092 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
22093 * config/picochip/libgccExtras/setjmp.asm: Likewise.
22094 * config/picochip/libgccExtras/subdi3.asm: Likewise.
22095 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
22096 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
22097 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
22098 * config/rs6000/750cl.h: Likewise.
22099 * config/rs6000/altivec.h: Likewise.
22100 * config/rs6000/biarch64.h: Likewise.
22101 * config/rs6000/crtresfpr.asm: Likewise.
22102 * config/rs6000/crtresgpr.asm: Likewise.
22103 * config/rs6000/crtresxfpr.asm: Likewise.
22104 * config/rs6000/crtresxgpr.asm: Likewise.
22105 * config/rs6000/crtsavfpr.asm: Likewise.
22106 * config/rs6000/crtsavgpr.asm: Likewise.
22107 * config/rs6000/darwin-asm.h: Likewise.
22108 * config/rs6000/darwin-fallback.c: Likewise.
22109 * config/rs6000/darwin-fpsave.asm: Likewise.
22110 * config/rs6000/darwin-ldouble.c: Likewise.
22111 * config/rs6000/darwin-tramp.asm: Likewise.
22112 * config/rs6000/darwin-unwind.h: Likewise.
22113 * config/rs6000/darwin-vecsave.asm: Likewise.
22114 * config/rs6000/darwin-world.asm: Likewise.
22115 * config/rs6000/e500crtres32gpr.asm: Likewise.
22116 * config/rs6000/e500crtres64gpr.asm: Likewise.
22117 * config/rs6000/e500crtres64gprctr.asm: Likewise.
22118 * config/rs6000/e500crtrest32gpr.asm: Likewise.
22119 * config/rs6000/e500crtrest64gpr.asm: Likewise.
22120 * config/rs6000/e500crtresx32gpr.asm: Likewise.
22121 * config/rs6000/e500crtresx64gpr.asm: Likewise.
22122 * config/rs6000/e500crtsav32gpr.asm: Likewise.
22123 * config/rs6000/e500crtsav64gpr.asm: Likewise.
22124 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
22125 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
22126 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
22127 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
22128 * config/rs6000/eabi-ci.asm: Likewise.
22129 * config/rs6000/eabi-cn.asm: Likewise.
22130 * config/rs6000/eabi.asm: Likewise.
22131 * config/rs6000/linux-unwind.h: Likewise.
22132 * config/rs6000/linux64.h: Likewise.
22133 * config/rs6000/paired.h: Likewise.
22134 * config/rs6000/paired.md: Likewise.
22135 * config/rs6000/ppc64-fp.c: Likewise.
22136 * config/rs6000/ppu_intrinsics.h: Likewise.
22137 * config/rs6000/rs6000.h: Likewise.
22138 * config/rs6000/si2vmx.h: Likewise.
22139 * config/rs6000/sol-ci.asm: Likewise.
22140 * config/rs6000/sol-cn.asm: Likewise.
22141 * config/rs6000/spe.h: Likewise.
22142 * config/rs6000/spu2vmx.h: Likewise.
22143 * config/rs6000/sysv4.h: Likewise.
22144 * config/rs6000/tramp.asm: Likewise.
22145 * config/rs6000/vec_types.h: Likewise.
22146 * config/s390/linux-unwind.h: Likewise.
22147 * config/s390/tpf-unwind.h: Likewise.
22148 * config/score/crti.asm: Likewise.
22149 * config/score/crtn.asm: Likewise.
22150 * config/sh/crt1.asm: Likewise.
22151 * config/sh/crti.asm: Likewise.
22152 * config/sh/crtn.asm: Likewise.
22153 * config/sh/divtab-sh4-300.c: Likewise.
22154 * config/sh/divtab-sh4.c: Likewise.
22155 * config/sh/divtab.c: Likewise.
22156 * config/sh/lib1funcs-4-300.asm: Likewise.
22157 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
22158 * config/sh/lib1funcs.asm: Likewise.
22159 * config/sh/lib1funcs.h: Likewise.
22160 * config/sh/linux-atomic.asm: Likewise.
22161 * config/sh/linux-unwind.h: Likewise.
22162 * config/sh/shmedia.h: Likewise.
22163 * config/sh/sshmedia.h: Likewise.
22164 * config/sh/ushmedia.h: Likewise.
22165 * config/sparc/crtfastmath.c: Likewise.
22166 * config/sparc/linux-unwind.h: Likewise.
22167 * config/sparc/sol2-c1.asm: Likewise.
22168 * config/sparc/sol2-ci.asm: Likewise.
22169 * config/sparc/sol2-cn.asm: Likewise.
22170 * config/spu/divmodti4.c: Likewise.
22171 * config/spu/divv2df3.c: Likewise.
22172 * config/spu/float_disf.c: Likewise.
22173 * config/spu/float_unsdidf.c: Likewise.
22174 * config/spu/float_unsdisf.c: Likewise.
22175 * config/spu/float_unssidf.c: Likewise.
22176 * config/spu/mfc_multi_tag_release.c: Likewise.
22177 * config/spu/mfc_multi_tag_reserve.c: Likewise.
22178 * config/spu/mfc_tag_release.c: Likewise.
22179 * config/spu/mfc_tag_reserve.c: Likewise.
22180 * config/spu/mfc_tag_table.c: Likewise.
22181 * config/spu/multi3.c: Likewise.
22182 * config/spu/spu_internals.h: Likewise.
22183 * config/spu/spu_intrinsics.h: Likewise.
22184 * config/spu/spu_mfcio.h: Likewise.
22185 * config/spu/vec_types.h: Likewise.
22186 * config/spu/vmx2spu.h: Likewise.
22187 * config/stormy16/stormy16-lib2.c: Likewise.
22188 * config/svr4.h: Likewise.
22189 * config/sync.c: Likewise.
22190 * config/v850/lib1funcs.asm: Likewise.
22191 * config/vxlib-tls.c: Likewise.
22192 * config/vxlib.c: Likewise.
22193 * config/vxworks-dummy.h: Likewise.
22194 * config/xtensa/crti.asm: Likewise.
22195 * config/xtensa/crtn.asm: Likewise.
22196 * config/xtensa/ieee754-df.S: Likewise.
22197 * config/xtensa/ieee754-sf.S: Likewise.
22198 * config/xtensa/lib1funcs.asm: Likewise.
22199 * config/xtensa/lib2funcs.S: Likewise.
22200 * config/xtensa/linux-unwind.h: Likewise.
22201 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
22202 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
22203 * coretypes.h: Likewise.
22204 * crtstuff.c: Likewise.
22205 * defaults.h: Likewise.
22206 * dwarf2.h: Likewise.
22207 * emutls.c: Likewise.
22208 * gbl-ctors.h: Likewise.
22209 * gcov-io.h: Likewise.
22210 * ginclude/float.h: Likewise.
22211 * ginclude/iso646.h: Likewise.
22212 * ginclude/stdarg.h: Likewise.
22213 * ginclude/stdbool.h: Likewise.
22214 * ginclude/stddef.h: Likewise.
22215 * ginclude/stdfix.h: Likewise.
22216 * ginclude/stdint-gcc.h: Likewise.
22217 * ginclude/tgmath.h: Likewise.
22218 * gthr-aix.h: Likewise.
22219 * gthr-dce.h: Likewise.
22220 * gthr-gnat.c: Likewise.
22221 * gthr-gnat.h: Likewise.
22222 * gthr-lynx.h: Likewise.
22223 * gthr-mipssde.h: Likewise.
22224 * gthr-nks.h: Likewise.
22225 * gthr-posix.c: Likewise.
22226 * gthr-posix.h: Likewise.
22227 * gthr-posix95.h: Likewise.
22228 * gthr-rtems.h: Likewise.
22229 * gthr-single.h: Likewise.
22230 * gthr-solaris.h: Likewise.
22231 * gthr-tpf.h: Likewise.
22232 * gthr-vxworks.h: Likewise.
22233 * gthr-win32.h: Likewise.
22234 * gthr.h: Likewise.
22235 * libgcc2.c: Likewise.
22236 * libgcc2.h: Likewise.
22237 * libgcov.c: Likewise.
22238 * tsystem.h: Likewise.
22239 * typeclass.h: Likewise.
22240 * unwind-c.c: Likewise.
22241 * unwind-compat.h: Likewise.
22242 * unwind-dw2-fde-compat.c: Likewise.
22243 * unwind-dw2-fde-darwin.c: Likewise.
22244 * unwind-dw2-fde-glibc.c: Likewise.
22245 * unwind-dw2-fde.c: Likewise.
22246 * unwind-dw2-fde.h: Likewise.
22247 * unwind-dw2.c: Likewise.
22248 * unwind-dw2.h: Likewise.
22249 * unwind-generic.h: Likewise.
22250 * unwind-pe.h: Likewise.
22251 * unwind-sjlj.c: Likewise.
22252 * unwind.inc: Likewise.
22253 * config/arm/neon-gen.ml: Change generated copyright header to
22254 refer to version 3 of the GNU General Public License with
22255 version 3.1 of the GCC Runtime Library Exception and to point
22256 readers at the COPYING3 and COPYING3.RUNTIME files and the
22257 FSF's license web page.
22258 * config/arm/arm_neon.h: Regenerate.
22260 2009-04-09 Jakub Jelinek <jakub@redhat.com>
22262 * config/cris/cris.md: Change copyright header to refer to version
22263 3 of the GNU General Public License.
22264 * doc/install.texi2html: Change copyright header to refer to version
22265 3 of the GNU General Public License and to point readers at the
22266 COPYING3 file and the FSF's license web page.
22267 * config/vax/linux.h: Likewise.
22269 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
22271 * config/i386/i386.md (cmpcc): New.
22272 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
22273 (sync_compare_and_swap_cc*): Delete.
22275 * config/s390/s390.c (s390_compare_emitted): Remove.
22276 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
22277 s390_compare_emitted used to be handled. Assert that modes match.
22278 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
22279 refer to sync_compare_and_swap_ccsi.
22280 * config/s390/s390.h (s390_compare_emitted): Remove.
22281 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
22282 instead of s390_compare_emitted.
22283 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
22284 instead of s390_compare_emitted.
22285 * config/s390/s390.md (cmpcc): New.
22286 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
22287 CC_REGNUM, do not pretend it's set.
22288 (sync_compare_and_swap_cc*): Delete.
22289 * config/s390/predicates.md (cc_reg_operand): New.
22291 * expr.c (sync_compare_and_swap_cc): Delete.
22292 * optabs.h (sync_compare_and_swap_cc): Delete.
22293 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
22294 is being used with can_compare_p.
22295 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
22296 (find_cc_set): New.
22297 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
22298 look for a MODE_CC set instead. Use emit_store_flag.
22299 (expand_compare_and_swap_loop): Likewise, with some additional
22300 complication to avoid a force_reg when useless. Use
22301 emit_cmp_and_jump_insns.
22302 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
22303 * doc/md.texi (sync_compare_and_swap_cc): Merge with
22304 sync_compare_and_swap documentation.
22306 2009-04-09 Jan Hubicka <jh@suse.cz>
22308 * except.c (find_prev_try): Break out from ....
22309 (duplicate_eh_regions): ... here; properly update prev_try pointers
22310 when duplication part of tree.
22311 (dump_eh_tree): Improve dumping.
22312 (verify_eh_region): New.
22313 (verify_eh_tree): Use it.
22315 2009-04-06 Richard Guenther <rguenther@suse.de>
22317 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
22318 &ARRAY addresses by adjusting their types and prepending
22320 * tree-cfg.c (verify_gimple_assign_single): Verify that
22321 addresses are correct.
22323 2009-04-09 Richard Guenther <rguenther@suse.de>
22325 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
22326 indices into an array reference if possible.
22327 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
22328 Fold POINTER_PLUS_EXPR statements with invariant address.
22330 2009-04-09 Alan Modra <amodra@bigpond.net.au>
22333 * config.gcc (powerpc64-*-linux*): Always build biarch.
22335 2009-04-09 Joseph Myers <joseph@codesourcery.com>
22338 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
22339 it and pedwarn if this results in an INTEGER_CST.
22341 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22343 * doc/install.texi: Update minimum GMP version. Remove obsolete
22344 text in MPFR section.
22346 2009-04-08 Jakub Jelinek <jakub@redhat.com>
22348 * dwarf2out.c (class_scope_p): New static inline.
22349 (class_or_namespace_scope_p): Use it.
22350 (gen_variable_die): Use DW_TAG_member tag for static data member
22351 declarations instead of DW_TAG_variable.
22353 PR middle-end/39573
22354 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
22357 2009-04-08 Richard Guenther <rguenther@suse.de>
22359 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
22360 valueize random data.
22362 2009-04-08 David Edelsohn <edelsohn@gnu.org>
22364 * config.gcc (aix tm_file): Add aix-stdint.h.
22365 (aix tm clause use_gcc_stdint): Set to wrap.
22366 * config/rs6000/aix-stdint.h: New file.
22368 2009-04-08 Richard Guenther <rguenther@suse.de>
22370 PR middle-end/36291
22371 * tree-dfa.c (add_referenced_var): Do not recurse into
22372 global initializers.
22373 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
22375 (fold_const_aggregate_ref): Likewise.
22377 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
22379 * recog.c (ordered_comparison_operator): New.
22380 * gensupport.c (std_preds): Add it.
22381 * doc/md.texi (Machine-Independent Predicates): Document it.
22383 2009-04-08 Jan Hubicka <jh@suse.cz>
22385 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
22386 * function.h (rtl_eh): Remove exception_handler_label_map.
22387 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
22388 remove_exception_handler_label, for_each_eh_label_1): Remove.
22389 (rtl_remove_unreachable_regions): Remove.
22390 (convert_from_eh_region_ranges): Do not remove unreachable regions.
22391 (find_exception_handler_labels): Don't build the hashtable.
22392 (maybe_remove_eh_handler): Remove.
22393 (for_each_eh_label): Rewrite to walk the tree.
22394 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
22395 * except.h (maybe_remove_eh_handler): Remove.
22396 * passes.c (init_optimization_passes): Schedule second EH cleanup
22398 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
22399 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
22401 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
22403 * genoutput.c (validate_optab_operands): New.
22404 (gen_insn, gen_expand): Call it.
22406 * genflags.c (gen_insn): Detect misused iterators.
22407 (main): Pass line_no to gen_insn, exit with status 1 on error.
22409 * genextract.c (line_no): Make global.
22410 (VEC_safe_set_locstr): Change assertion to error message.
22411 (main): Exit with status 1 on error.
22413 2009-04-08 Joseph Myers <joseph@codesourcery.com>
22417 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
22418 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
22419 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
22420 * c-convert.c (convert): Do not call fold on results of conversion
22421 functions when the result is a C_MAYBE_CONST_EXPR.
22422 * c-parser.c (c_parser_postfix_expression): Do not fold condition
22423 of __builtin_choose_expr.
22424 * c-typeck.c (remove_c_maybe_const_expr): New.
22425 (build_unary_op, build_conditional_expr, build_compound_expr,
22426 build_binary_op, c_objc_common_truthvalue_conversion): Call
22427 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
22430 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
22432 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
22433 CODE to produce a new one. Add a prototype to use fold_convert_const
22435 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
22438 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
22439 mix declarations and code.
22441 2009-04-08 Ben Elliston <bje@au.ibm.com>
22443 * gcc.c: Replace `CC' with `GCC' throughout.
22445 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
22447 * doc/invoke.texi: Document Atom support.
22449 2009-04-07 Jason Merrill <jason@redhat.com>
22452 * c-common.h, c-common.c: Add flag_pretty_templates.
22453 * c-opts.c (c_common_handle_option): Set it.
22454 * c.opt: Add -fno-pretty-templates.
22455 * doc/invoke.texi (C++ Dialect Options): Likewise.
22457 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
22459 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
22460 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
22461 (ia64_expand_builtin): Likewise.
22463 2009-04-07 Martin Jambor <mjambor@suse.cz>
22465 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
22466 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
22467 ADDR_EXPRS are include too.
22469 2009-04-07 Richard Guenther <rguenther@suse.de>
22471 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
22472 decls are only used if passes as parameters or if they are
22473 local statics and the call is not to a builtin.
22474 (call_may_clobber_ref_p_1): Likewise.
22476 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22478 * expr.c (do_store_flag): Remove last argument. Simplify code
22479 to avoid duplication of tests already done by can_compare_p.
22480 (expand_expr_real_1): Adjust caller.
22482 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22484 * optabs.c (can_compare_p): Test the predicate of a
22485 cbranch and cstore pattern.
22487 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22489 * expr.c (convert_move): Use emit_store_flag instead of
22492 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22494 * config/i386/i386.c (ix86_compare_emitted): Remove.
22495 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
22496 ix86_compare_op0 like ix86_compare_emitted used to be handled.
22497 * config/i386/i386.h (ix86_compare_emitted): Remove.
22498 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
22499 instead of ix86_compare_emitted.
22500 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
22502 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
22504 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
22505 Add t-sysroot-suffix to tmake_file.
22506 * config/print-sysroot-suffix.sh: New file.
22507 * config/t-sysroot-suffix: New file.
22509 2009-04-07 Ben Elliston <bje@au.ibm.com>
22511 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
22512 as the latter produces a warning when the target does not support
22515 2009-04-07 Ben Elliston <bje@au.ibm.com>
22517 * dfp.c: Replace type punning assignments with memcpy throughout.
22518 * Makefile.in (dfp.o-warn): Remove.
22520 2009-04-07 Alan Modra <amodra@bigpond.net.au>
22523 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
22524 Include soft-fp/t-softfp after rs6000/t-linux64.
22526 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
22528 * stor-layout.c (set_sizetype): Use the full precision of their
22529 machine mode for bitsize types.
22531 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
22533 * config/i386/i386.md: Revert 2 accidental checkins.
22535 2009-04-06 Joey Ye <joey.ye@intel.com>
22536 Xuepeng Guo <xuepeng.guo@intel.com>
22537 H.J. Lu <hongjiu.lu@intel.com>
22539 Atom pipeline model, tuning and insn selection.
22540 * config.gcc (atom): Add atom config options and target.
22542 * config/i386/atom.md: New.
22544 * config/i386/i386.c (atom_cost): New cost.
22545 (m_ATOM): New macro flag.
22546 (initial_ix86_tune_features): Set m_ATOM.
22547 (x86_accumulate_outgoing_args): Likewise.
22548 (x86_arch_always_fancy_math_387): Likewise.
22549 (processor_target): Add Atom cost.
22550 (cpu_names): Add Atom cpu name.
22551 (override_options): Set Atom ISA.
22552 (ix86_issue_rate): New case PROCESSOR_ATOM.
22553 (ix86_adjust_cost): Likewise.
22555 * config/i386/i386.h (TARGET_ATOM): New target macro.
22556 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
22557 (TARGET_OPT_AGU): New target option.
22558 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
22559 (processor_type): Add PROCESSOR_ATOM.
22561 * config/i386/i386.md (cpu): Add new value "atom".
22562 (use_carry, movu): New attr.
22563 (atom.md): Include atom.md.
22564 (adddi3_carry_rex64): Set attr "use_carry".
22565 (addqi3_carry): Likewise.
22566 (addhi3_carry): Likewise.
22567 (addsi3_carry): Likewise.
22568 (*addsi3_carry_zext): Likewise.
22569 (subdi3_carry_rex64): Likewise.
22570 (subqi3_carry): Likewise.
22571 (subhi3_carry): Likewise.
22572 (subsi3_carry): Likewise.
22573 (x86_movdicc_0_m1_rex64): Likewise.
22574 (*x86_movdicc_0_m1_se): Likewise.
22575 (x86_movsicc_0_m1): Likewise.
22576 (*x86_movsicc_0_m1_se): Likewise.
22577 (*adddi_1_rex64): Emit add insn as much as possible.
22578 (*addsi_1): Likewise.
22579 (return_internal): Set atom_unit.
22580 (return_internal_long): Likewise.
22581 (return_pop_internal): Likewise.
22582 (*rcpsf2_sse): Set atom_sse_attr attr.
22583 (*qrt<mode>2_sse): Likewise.
22584 (*prefetch_sse): Likewise.
22586 * config/i386/i386-c.c (ix86_target_macros_internal): New case
22588 (ix86_target_macros_internal): Likewise.
22590 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
22591 (*prefetch_sse_rex): Likewise.
22592 (sse_rcpv4sf2): Likewise.
22593 (sse_vmrcpv4sf2): Likewise.
22594 (sse_sqrtv4sf2): Likewise.
22595 (<sse>_vmsqrt<mode>2): Likewise.
22596 (sse_ldmxcsr): Likewise.
22597 (sse_stmxcsr): Likewise.
22598 (*sse_sfence): Likewise.
22599 (sse2_clflush): Likewise.
22600 (*sse2_mfence): Likewise.
22601 (*sse2_lfence): Likewise.
22602 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
22603 (<sse>_movup<ssemodesuffixf2c>): Likewise.
22604 (avx_movdqu<avxmodesuffix>): Likewise.
22605 (avx_lddqu<avxmodesuffix>): Likewise.
22606 (sse2_movntv2di): Change attr "type" to "ssemov".
22607 (sse2_movntsi): Likewise.
22608 (rsqrtv8sf2): Change attr "type" to "sseadd".
22609 (sse3_addsubv2df3): Set attr "atom_unit".
22610 (sse3_h<plusminus_insn>v4sf3): Likewise.
22611 (*sse2_pmaddwd): Likewise.
22612 (*vec_extractv2di_1_rex64): Likewise.
22613 (*vec_extractv2di_1_avx): Likewise.
22614 (sse2_psadbw): Likewise.
22615 (ssse3_phaddwv8hi3): Likewise.
22616 (ssse3_phaddwv4hi3): Likewise.
22617 (ssse3_phadddv4si3): Likewise.
22618 (ssse3_phadddv2si3): Likewise.
22619 (ssse3_phaddswv8hi3): Likewise.
22620 (ssse3_phaddswv4hi3): Likewise.
22621 (ssse3_phsubwv8hi3): Likewise.
22622 (ssse3_phsubwv4hi3): Likewise.
22623 (ssse3_phsubdv4si3): Likewise.
22624 (ssse3_phsubdv2si3): Likewise.
22625 (ssse3_phsubswv8hi3): Likewise.
22626 (ssse3_phsubswv4hi3): Likewise.
22627 (ssse3_pmaddubsw128): Likewise.
22628 (sse3_pmaddubsw: Likewise.
22629 (ssse3_palignrti): Likewise.
22630 (ssse3_palignrdi): Likewise.
22632 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
22634 * doc/install.texi (Specific): Fix two cross-references to MinGW.
22636 2009-04-06 Richard Guenther <rguenther@suse.de>
22638 PR tree-optimization/28868
22639 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
22640 of which PHI results we inserted.
22641 (insert_into_preds_of_block): Record inserted PHIs.
22642 (eliminate): Eliminate redundant PHI nodes.
22643 (init_pre): Init inserted_phi_names.
22645 2009-04-06 Richard Guenther <rguenther@suse.de>
22647 PR tree-optimization/39643
22648 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
22649 IMAGPART_EXPRs of complex constants.
22650 (execute_fold_all_builtins): If we folded a call queue
22651 TODO_update_address_taken.
22653 2009-04-06 Jan Hubicka <jh@suse.cz>
22655 PR middle-end/39659
22656 * except.c (remove_unreachable_regions): Propagate may_contain_throw
22659 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
22661 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
22663 (ic_invalidate_array): Likewise.
22665 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
22667 * calls.c (emit_library_call_value_1): Fix a problem with parameter
22668 alignment for library calls.
22670 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
22672 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
22673 (mingw32 tm clause use_gcc_stdint): Set to wrap.
22674 * config/i386/mingw-stdint.h: New file.
22676 2009-04-05 Richard Guenther <rguenther@suse.de>
22678 PR tree-optimization/39648
22679 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
22680 our &A vs. &A[0] IL deficiencies.
22682 2009-04-04 Jan Hubicka <jh@suse.cz>
22684 * except.c (sjlj_find_directly_reachable_regions): Be ready for
22685 removed toplevel regions.
22686 (sjlj_mark_call_sites): Likewise.
22688 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
22690 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
22691 (cygwin tm clause use_gcc_stdint): Set to wrap.
22692 * config/i386/cygwin-stdint.h: New file.
22694 2009-04-04 Richard Guenther <rguenther@suse.de>
22696 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
22697 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
22698 single-argument PHIs if we are in loop-closed SSA form.
22699 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
22700 for the pre-condition.
22701 (slpeel_tree_peel_loop_to_edge): Likewise.
22702 (vect_build_loop_niters): Take an optional sequence to append stmts.
22703 (vect_generate_tmps_on_preheader): Likewise.
22704 (vect_do_peeling_for_loop_bound): Take extra guards for the
22706 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
22707 the cost model check.
22708 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
22709 guards if we are going to peel. Do not apply versioning in that case.
22710 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
22711 (vect_do_peeling_for_loop_bound): Likewise.
22712 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
22713 loop bound only record extra pre-conditions, do not apply loop
22716 2009-04-04 Richard Guenther <rguenther@suse.de>
22718 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
22721 2009-04-04 Jan Hubicka <jh@suse.cz>
22723 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
22724 last_basic_block for size of bb->index indexed array.
22725 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
22726 compute_out, link_btr_uses, build_btr_def_use_webs,
22727 build_btr_def_use_webs, migrate_btr_defs): Likewise.
22729 2009-04-04 Jan Hubicka <jh@suse.cz>
22731 * except.c (remove_eh_handler_and_replace): Break out from ...
22732 (remove_eh_handler): ... here.
22733 (bring_to_root): New function.
22734 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
22735 handled ones, bring others to root of tree.
22737 2009-04-04 Jan Hubicka <jh@suse.cz>
22739 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
22740 (all_phis_safe_to_merge): New function.
22741 (update_info): New structure.
22742 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
22743 (cleanup_empty_eh): Update SSA if possible.
22745 2009-04-04 Richard Guenther <rguenther@suse.de>
22747 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
22748 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
22749 (append_vuse): Likewise.
22751 2009-04-04 Jakub Jelinek <jakub@redhat.com>
22753 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
22754 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
22755 instead of REG_UNSAVED for DW_CFA_undefined.
22756 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
22757 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
22760 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
22763 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
22765 2009-04-04 Richard Guenther <rguenther@suse.de>
22767 PR tree-optimization/8781
22768 PR tree-optimization/37892
22769 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
22770 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
22771 (valueize_refs): Call it for *& valueizations.
22772 (shared_reference_ops_from_ref): Rename to ...
22773 (valueize_shared_reference_ops_from_ref): ... this and valueize.
22774 (shared_reference_ops_from_call): Rename to ...
22775 (valueize_shared_reference_ops_from_call): ... this and valueize.
22776 (vn_reference_lookup): Update.
22777 (visit_reference_op_call): Likewise.
22778 * tree-ssa-pre.c (phi_translate_1): Fold *&.
22779 (eliminate): Value-replace the call address in call statements.
22781 2009-04-04 Richard Guenther <rguenther@suse.de>
22783 PR tree-optimization/39636
22784 * tree-ssa-forwprop.c
22785 (forward_propagate_addr_into_variable_array_index): Check for
22786 GIMPLE_ASSIGN before accessing the rhs code.
22788 2009-04-03 Jason Merrill <jason@redhat.com>
22790 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
22792 2009-04-03 Steve Ellcey <sje@cup.hp.com>
22794 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
22795 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
22796 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
22797 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
22798 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
22799 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
22800 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
22801 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
22802 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
22803 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
22804 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
22805 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
22806 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
22807 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
22808 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
22809 Use fr_reg_or_fp01_operand instead of fr_register_operand
22811 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
22812 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
22813 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
22815 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
22817 PR rtl-optimization/39607
22818 PR rtl-optimization/39631
22822 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
22823 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
22824 instead of DF_LR_OUT.
22825 * ira-lives.c (process_bb_node_lives): Ditto.
22826 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
22827 instead of DF_LR_{OUT,IN}.
22828 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
22829 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
22831 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
22833 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
22834 (execute_lower_omp): Always run but take the short way out if -fopenmp
22836 (gate_lower_omp): Remove, forcing the pass manager to always run the
22837 pass and always set PROP_gimple_lomp.
22838 (pass_lower_omp): Remove gate function.
22839 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
22840 PROP_trees. Instead, require it.
22841 * ipa-cp.c (pass_ipa_cp): Likewise.
22842 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
22843 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
22844 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
22845 and PROP_gimple_leh.
22847 2009-04-03 Richard Guenther <rguenther@suse.de>
22849 PR middle-end/13146
22850 PR tree-optimization/23940
22851 PR tree-optimization/33237
22852 PR middle-end/33974
22853 PR middle-end/34093
22854 PR tree-optimization/36201
22855 PR tree-optimization/36230
22856 PR tree-optimization/38049
22857 PR tree-optimization/38207
22858 PR tree-optimization/38230
22859 PR tree-optimization/38301
22860 PR tree-optimization/38585
22861 PR middle-end/38895
22862 PR tree-optimization/38985
22863 PR tree-optimization/39299
22864 * tree-ssa-structalias.h: Remove.
22865 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
22866 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
22867 (struct vuse_element_d): Remove.
22868 (struct vuse_vec_d): Likewise.
22869 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
22870 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
22871 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
22872 VUSE_ELEMENT_VAR): Likewise.
22873 (struct voptype_d): Likewise.
22874 (NUM_VOP_FREE_BUCKETS): Likewise.
22875 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
22876 (struct stmt_operands_d): Remove.
22877 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
22878 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
22879 VDEF_NUM, VDEF_VECT): Likewise.
22880 (copy_virtual_operands): Remove.
22881 (operand_build_cmp): Likewise.
22882 (create_ssa_artificial_load_stmt): Likewise.
22883 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
22884 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
22885 vuse_index and mayuse_index members. Pack and move done and iter_type
22886 members to the front.
22887 (SSA_OP_VMAYUSE): Remove.
22888 (SSA_OP_VIRTUAL_USES): Adjust.
22889 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
22890 (unlink_stmt_vdef): Declare.
22891 (add_to_addressable_set): Remove.
22892 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
22893 (vrp_visit_stmt): Likewise.
22894 * doc/tree-ssa.texi (Alias analysis): Update.
22895 * doc/invoke.texi (max-aliased-vops): Remove docs.
22896 (avg-aliased-vops): Likewise.
22897 * tree-into-ssa.c (syms_to_rename): Remove.
22898 (need_to_update_vops_p): Likewise.
22899 (need_to_initialize_update_ssa_p): Rename to ...
22900 (update_ssa_initialized_fn): ... this. Track function we are
22902 (symbol_marked_for_renaming): Simplify.
22903 (add_new_name_mapping): Do not set need_to_update_vops_p.
22904 (dump_currdefs): Use SYMS_TO_RENAME.
22905 (rewrite_update_stmt): Always walk all uses/defs.
22906 (dump_update_ssa): Adjust.
22907 (init_update_ssa): Take function argument. Track what we are
22909 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
22910 (create_new_def_for): Initialize for cfun, assert we are initialized
22912 (mark_sym_for_renaming): Simplify.
22913 (mark_set_for_renaming): Do not initialize update-ssa.
22914 (need_ssa_update_p): Simplify. Take function argument.
22915 (name_mappings_registered_p): Assert we ask for the correct function.
22916 (name_registered_for_update_p): Likewise.
22917 (ssa_names_to_replace): Likewise.
22918 (release_ssa_name_after_update_ssa): Likewise.
22919 (update_ssa): Likewise. Use SYMS_TO_RENAME.
22920 (dump_decl_set): Do not print a newline.
22921 (debug_decl_set): Do it here.
22922 (dump_update_ssa): And here.
22923 * tree-ssa-loop-im.c (move_computations): Adjust.
22924 (movement_possibility): Likewise.
22925 (determine_max_movement): Likewise.
22926 (gather_mem_refs_stmt): Likewise.
22927 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
22928 or NAME_MEMORY_TAG.
22929 * tree-complex.c (update_all_vops): Remove.
22930 (expand_complex_move): Adjust.
22931 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
22932 Simplify test for memory referencing statement. Exclude
22933 non-invariant ADDR_EXPRs.
22934 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
22935 * tree-loop-distribution.c (generate_memset_zero): Adjust.
22936 (rdg_flag_uses): Likewise.
22937 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
22939 (tree_optimize_tail_calls_1): Also split the
22940 edge from the entry block if we have degenerate PHI nodes in
22941 the first basic block.
22942 * tree.c (init_ttree): Remove memory-tag related code.
22943 (tree_code_size): Likewise.
22944 (tree_node_structure): Likewise.
22945 (build7_stat): Re-write to be build6_stat.
22946 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
22947 (SSA_VAR_P): Adjust.
22948 (struct tree_memory_tag): Remove.
22949 (struct tree_memory_partition_tag): Likewise.
22950 (union tree_node): Adjust.
22951 (build7): Re-write to be build6.
22952 * tree-pass.h (pass_reset_cc_flags): Remove.
22953 (TODO_update_address_taken): New flag.
22954 (pass_simple_dse): Remove.
22955 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
22956 * params.h (MAX_ALIASED_VOPS): Remove.
22957 (AVG_ALIASED_VOPS): Likewise.
22958 * omp-low.c (expand_omp_taskreg): Update SSA form.
22959 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
22960 aliases the lhs in a copy stmt.
22961 * tree-ssa-dse.c (struct address_walk_data): Remove.
22962 (memory_ssa_name_same): Likewise.
22963 (memory_address_same): Likewise.
22964 (get_kill_of_stmt_lhs): Likewise.
22965 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
22966 unused stores. Look through PHI nodes into post-dominated regions.
22967 (dse_optimize_stmt): Simplify. Properly remove stores.
22968 (tree_ssa_dse): Compute dominators.
22969 (execute_simple_dse): Remove.
22970 (pass_simple_dse): Likewise.
22971 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
22972 gimple_loaded_syms and gimple_stored_syms computation.
22973 * toplev.c (dump_memory_report): Dump alias and pta stats.
22974 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
22975 (vn_reference_eq): Likewise.
22976 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
22977 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
22978 valueize_vuses): Remove.
22979 (get_def_ref_stmt_vuses): Simplify. Rename to ...
22980 (get_def_ref_stmt_vuse): ... this.
22981 (vn_reference_lookup_2): New function.
22982 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
22983 walking equivalent vuses. Simplify.
22984 (vn_reference_lookup): Likewise.
22985 (vn_reference_insert): Likewise.
22986 (vn_reference_insert_pieces): Likewise.
22987 (visit_reference_op_call): Simplify.
22988 (visit_reference_op_load): Likewise.
22989 (visit_reference_op_store): Likewise.
22990 (init_scc_vn): Remove shared_lookup_vuses initialization.
22991 (free_scc_vn): Remove shared_lookup_vuses freeing.
22992 (sort_vuses, sort_vuses_heap): Remove.
22993 (get_ref_from_reference_ops): Export.
22994 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
22995 vector with single vuse pointer.
22996 (vn_reference_lookup_pieces, vn_reference_lookup,
22997 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
22998 (shared_vuses_from_stmt): Remove.
22999 (get_ref_from_reference_ops): Declare.
23000 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
23001 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
23002 memory-tag related code.
23003 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
23004 (likely_value): Add comment, skip static-chain of call statements.
23005 (surely_varying_stmt_p): Adjust.
23006 (gimplify_and_update_call_from_tree): Likewise.
23007 (execute_fold_all_builtins): Do not rebuild alias info.
23008 (gimplify_and_update_call_from_tree): Properly update VOPs.
23009 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
23010 (copy_ref_info): Remove memory-tag related code.
23011 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
23012 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
23013 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
23015 * tree-ssa-dom.c (gimple_p): Remove typedef.
23016 (eliminate_redundant_computations): Adjust.
23017 (record_equivalences_from_stmt): Likewise.
23018 (avail_expr_hash): Likewise.
23019 (avail_expr_eq): Likewise.
23020 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
23021 (stmt_makes_single_load): Likewise.
23022 (stmt_makes_single_store): Likewise.
23023 * tree-ssa-alias.c: Rewrite completely.
23024 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
23025 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
23026 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
23027 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
23028 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
23029 Remove public functions.
23030 (pass_reset_cc_flags): Remove.
23031 (pass_build_alias): Move ...
23032 * tree-ssa-structalias.c (pass_build_alias): ... here.
23033 * tree-ssa-alias.c (may_be_aliased): Move ...
23034 * tree-flow-inline.h (may_be_aliased): ... here.
23035 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
23036 count_uses_and_derefs): Move ...
23037 * gimple.c: ... here.
23038 * gimple.h (count_uses_and_derefs): Declare.
23039 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
23040 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
23041 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
23042 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
23043 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
23044 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
23045 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
23047 * tree-dfa.c (refs_may_alias_p): Move ...
23048 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
23049 * tree-ssa-alias.h: New file.
23050 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
23051 (statement_sink_location): Likewise.
23052 * opts.c (decode_options): Do not adjust max-aliased-vops or
23053 avg-aliased-vops values.
23054 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
23055 (TV_CALL_CLOBBER): Likewise.
23056 (TV_FLOW_SENSITIVE): Likewise.
23057 (TV_FLOW_INSENSITIVE): Likewise.
23058 (TV_MEMORY_PARTITIONING): Likewise.
23059 (TV_ALIAS_STMT_WALK): New timevar.
23060 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
23061 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
23062 (get_address_description): Remove memory-tag related code.
23063 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
23064 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
23065 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
23066 and immediate uses in statements. Document.
23067 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
23068 (dump_symbols): Remove.
23069 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
23070 * alias.c (get_deref_alias_set): New function split out from ...
23071 (get_alias_set): ... here.
23072 * alias.h (get_deref_alias_set): Declare.
23073 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
23074 type parameter. Remove restrict pointer handling. Create a
23075 ref-all pointer in case type-based alias sets do not conflict.
23076 (vect_analyze_data_refs): Remove SMT related code.
23077 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
23078 (vectorizable_load): Likewise.
23079 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
23080 (DR_SYMBOL_TAG, DR_VOPS): Remove.
23081 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
23082 Ignore vops and SMTs.
23083 (dr_analyze_alias): Likewise..
23084 (free_data_ref): Likewise.
23085 (create_data_ref): Likewise.
23086 (analyze_all_data_dependences): Likewise.
23087 (get_references_in_stmt): Adjust.
23088 * tree-flow-inline.h (gimple_aliases_computed_p,
23089 gimple_addressable_vars, gimple_call_clobbered_vars,
23090 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
23091 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
23092 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
23093 gimple_mem_ref_stats): Remove.
23094 (gimple_vop): New function.
23095 (op_iter_next_use): Remove vuses and mayuses cases.
23096 (op_iter_next_def): Remove vdefs case.
23097 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
23098 (clear_and_done_ssa_iter): Do not set removed fields.
23099 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
23100 Assert we are not iterating over vuses or vdefs if not also
23101 iterating over uses or defs.
23102 (op_iter_init_use): Likewise.
23103 (op_iter_init_def): Likewise.
23104 (op_iter_next_vdef): Remove.
23105 (op_iter_next_mustdef): Likewise.
23106 (op_iter_init_vdef): Likewise.
23107 (compare_ssa_operands_equal): Likewise.
23108 (link_use_stmts_after): Handle vuse operand.
23109 (is_call_used): Use is_call_clobbered.
23110 (is_call_clobbered): Global variables are always call clobbered,
23111 query the call-clobbers bitmap.
23112 (mark_call_clobbered): Ignore global variables.
23113 (clear_call_clobbered): Likewise.
23114 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
23115 virtual operands sanity check.
23116 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
23118 (TARGET_MEM_REF): Remove TMR_TAG operand.
23119 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
23120 Remove call-clobber related code.
23121 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
23122 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
23123 partitions or escape reason.
23124 (get_single_def_stmt, get_single_def_stmt_from_phi,
23125 get_single_def_stmt_with_phi): Remove.
23126 (dump_referenced_vars): Tidy.
23127 (get_ref_base_and_extent): Allow bare decls.
23128 (collect_dfa_stats): Adjust.
23129 * graphite.c (rename_variables_in_stmt): Adjust.
23130 (graphite_copy_stmts_from_block): Likewise.
23131 (translate_clast): Likewise.
23132 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
23134 (translate_vuse_through_block): Use the oracle.
23135 (phi_translate_1): Adjust.
23136 (value_dies_in_block_x): Use the oracle. Cache the outcome
23138 (valid_in_sets): Check if the VUSE for
23139 a REFERENCE is available.
23140 (eliminate): Do not remove stmts during elimination,
23141 instead queue and remove them afterwards.
23142 (do_pre): Do not rebuild alias info.
23143 (pass_pre): Run TODO_rebuild_alias before PRE.
23144 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
23145 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
23146 (mark_all_v_defs_stmt): Remove.
23147 (mark_all_v_defs_seq): Adjust.
23148 (sra_replace): Likewise.
23149 (scalarize_use): Likewise.
23150 (scalarize_copy): Likewise.
23151 (scalarize_init): Likewise.
23152 (scalarize_ldst): Likewise.
23153 (todoflags): Remove.
23154 (tree_sra): Do not rebuild alias info.
23155 (tree_sra_early): Adjust.
23156 (pass_sra): Run TODO_update_address_taken before SRA.
23157 * tree-predcom.c (set_alias_info): Remove.
23158 (prepare_initializers_chain): Do not call it.
23159 (mark_virtual_ops_for_renaming): Adjust.
23160 (mark_virtual_ops_for_renaming_list): Remove.
23161 (initialize_root_vars): Adjust.
23162 (initialize_root_vars_lm): Likewise.
23163 (prepare_initializers_chain): Likewise.
23164 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
23165 (may_propagate_copy_into_stmt): Likewise.
23166 (merge_alias_info): Do nothing for now.
23167 (propagate_tree_value_into_stmt): Adjust.
23168 (stmt_may_generate_copy): Likewise.
23169 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
23170 not mark symbols for renaming.
23171 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
23172 with the same statement, make sure to update the new pointed-to one.
23173 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
23174 call statements, do not mark symbols for renaming.
23175 (mark_operand_necessary): Dump something.
23176 (ref_may_be_aliased): New function.
23177 (mark_aliased_reaching_defs_necessary_1): New helper function.
23178 (mark_aliased_reaching_defs_necessary): Likewise.
23179 (mark_all_reaching_defs_necessary_1): Likewise.
23180 (mark_all_reaching_defs_necessary): Likewise.
23181 (propagate_necessity): Do not process virtual PHIs. For
23182 non-aliased loads mark all reaching definitions as necessary.
23183 For aliased loads and stores mark the immediate dominating
23184 aliased clobbers as necessary.
23185 (visited): New global static.
23186 (perform_tree_ssa_dce): Free visited bitmap after propagating
23188 (remove_dead_phis): Perform simple dead virtual PHI removal.
23189 (remove_dead_stmt): Properly unlink virtual operands when
23191 (eliminate_unnecessary_stmts): Schedule PHI removal after
23193 * tree-ssa-ter.c (is_replaceable_p): Adjust.
23194 (process_replaceable): Likewise.
23195 (find_replaceable_in_bb): Likewise.
23196 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
23197 based on the single gimple vop.
23198 (verify_flow_insensitive_alias_info): Remove.
23199 (verify_flow_sensitive_alias_info): Likewise.
23200 (verify_call_clobbering): Likewise.
23201 (verify_memory_partitions): Likewise.
23202 (verify_alias_info): Likewise.
23203 (verify_ssa): Adjust..
23204 (execute_update_addresses_taken): Export. Update SSA
23205 manually. Optimize only when optimizing. Use a local bitmap.
23206 (pass_update_address_taken): Remove TODO_update_ssa, add
23208 (pass_update_address_taken): Just use TODO_update_address_taken.
23209 (init_tree_ssa): Do not initialize addressable_vars.
23210 (verify_ssa): Verify new VUSE / VDEF properties.
23211 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
23212 Do not call verify_alias_info.
23213 (delete_tree_ssa): Clear the VUSE, VDEF operands.
23214 Do not free the loaded and stored syms bitmaps. Reset the escaped
23215 and callused solutions. Do not free addressable_vars.
23216 Remove memory-tag related code.
23217 (warn_uninitialized_var): Aliases are always available.
23218 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
23219 * lambda-code.c (can_put_in_inner_loop): Adjust.
23220 (can_put_after_inner_loop): Likewise.
23221 (perfect_nestify): Likewise.
23222 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
23223 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
23224 (vectorizable_conversion): Do not mark symbols for renaming.
23225 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
23226 (expand_call_inline): Unlink the calls virtual operands before
23228 (tree_function_versioning): Do not call update_ssa if we are not
23229 updating clones. Simplify.
23230 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
23231 (propagate_with_phi): Likewise..
23232 * tree-outof-ssa.c (create_temp): Remove memory tag and call
23233 clobber code. Assert we are not aliased or global.
23234 * tree-flow.h: Include tree-ssa-alias.h
23235 (enum escape_type): Remove.
23236 (struct mem_sym_stats_d): Likewise.
23237 (struct mem_ref_stats_d): Likewise.
23238 (struct gimple_df): Add vop member. Remove global_var,
23239 call_clobbered_vars, call_used_vars, addressable_vars,
23240 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
23241 escaped and callused members.
23242 (struct ptr_info_def): Remove all members, add points-to solution
23244 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
23245 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
23246 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
23247 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
23248 (tree-ssa-alias.o): Likewise.
23249 (toplev.o): Add tree-ssa-alias.h
23250 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
23251 * gimple.c (gimple_set_bb): Fix off-by-one error.
23252 (is_gimple_reg): Do not handle memory tags.
23253 (gimple_copy): Also copy virtual operands.
23254 Delay updating the statement. Do not reset loaded and stored syms.
23255 (gimple_set_stored_syms): Remove.
23256 (gimple_set_loaded_syms): Likewise.
23257 (gimple_call_copy_skip_args): Copy the virtual operands
23258 and mark the new statement modified.
23259 * tree-ssa-structalias.c (may_alias_p): Remove.
23260 (set_uids_in_ptset): Take the alias set to prune with as
23261 parameter. Fold in the alias test of may_alias_p.
23262 (compute_points_to_sets): Compute whether a ptr is dereferenced
23263 in a local sbitmap.
23264 (process_constraint): Deal with &ANYTHING on the lhs, reject all
23265 other ADDRESSOF constraints on the lhs.
23266 (get_constraint_for_component_ref): Assert that we don't get
23267 ADDRESSOF constraints from the base of the reference.
23268 Properly generate UNKNOWN_OFFSET for DEREF if needed.
23269 (struct variable_info): Remove collapsed_to member.
23270 (get_varinfo_fc): Remove.
23271 (new_var_info): Do not set collapsed_to.
23272 (dump_constraint): Do not follow cycles.
23273 (dump_constraint_graph): Likewise.
23274 (build_pred_graph): Likewise.
23275 (build_succ_graph): Likewise.
23276 (rewrite_constraints): Likewise.
23277 (do_simple_structure_copy): Remove.
23278 (do_rhs_deref_structure_copy): Remove.
23279 (do_lhs_deref_structure_copy): Remove.
23280 (collapse_rest_of_var): Remove.
23281 (do_structure_copy): Re-implement.
23282 (pta_stats): New global variable.
23283 (dump_pta_stats): New function.
23284 (struct constraint_expr): Make offset signed.
23285 (UNKNOWN_OFFSET): Define special value.
23286 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
23287 (solution_set_expand): New helper function split out from ...
23288 (do_sd_constraint): ... here.
23289 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
23290 (do_ds_constraint): Likewise.
23291 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
23292 and CALLUSED = *CALLUSED.
23293 (set_union_with_increment): Make inc argument signed.
23294 (type_safe): Remove.
23295 (get_constraint_for_ptr_offset): Handle unknown and negative
23297 (first_vi_for_offset): Handle offsets before start. Bail
23298 out early for offsets beyond the variable extent.
23299 (first_or_preceding_vi_for_offset): New function.
23300 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
23301 Together with ESCAPED = *ESCAPED this properly computes reachability.
23302 (find_what_var_points_to): New function.
23303 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
23304 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
23305 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
23306 pt_solutions_intersect): New functions.
23307 (compute_call_used_vars): Remove.
23308 (compute_may_aliases): New main entry into PTA computation.
23309 * gimple.h (gimple_p): New typedef.
23310 (struct gimple_statement_base): Remove references_memory_p.
23311 (struct gimple_statement_with_memory_ops_base): Remove
23312 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
23314 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
23315 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
23316 gimple_set_references_memory): Remove.
23317 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
23318 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
23320 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
23321 (verify_expr): Allow RESULT_DECL.
23322 (gimple_duplicate_bb): Do not copy virtual operands.
23323 (gimple_duplicate_sese_region): Adjust.
23324 (gimple_duplicate_sese_tail): Likewise.
23325 (mark_virtual_ops_in_region): Remove.
23326 (move_sese_region_to_fn): Do not call it.
23327 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
23328 and pass_simple_dse.
23329 (execute_function_todo): Handle TODO_update_address_taken,
23330 call execute_update_addresses_taken for TODO_rebuild_alias.
23331 (execute_todo): Adjust.
23332 (execute_one_pass): Init dump files early.
23333 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
23335 (create_general_new_stmt): Clear vops.
23336 * tree-ssa-reassoc.c (get_rank): Adjust.
23337 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
23338 symbols for renaming.
23339 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
23340 (PARAM_AVG_ALIASED_VOPS): Likewise.
23341 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
23342 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
23343 * tree-ssa-operands.c: Simplify for new virtual operand representation.
23344 (operand_build_cmp, copy_virtual_operands,
23345 create_ssa_artificial_load_stmt, add_to_addressable_set,
23346 gimple_add_to_addresses_taken): Remove public functions.
23347 (unlink_stmt_vdef): New function.
23349 2009-04-03 Alan Modra <amodra@bigpond.net.au>
23351 * config.gcc (powerpc-*-linux*): Merge variants.
23353 2009-04-02 Chao-ying Fu <fu@mips.com>
23354 James Grosbach <james.grosbach@microchip.com>
23356 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
23357 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
23359 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
23360 keep_interrupts_masked_p, use_debug_exception_return_p.
23361 (mips_attribute_table): Add interrupt, use_shadow_register_set,
23362 keep_interrupts_masked, use_debug_exception_return.
23363 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
23364 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
23366 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
23367 (mips_print_operand): Process COP0 registers to print $0 .. $31
23368 correctly for GAS to process.
23369 (mips_interrupt_extra_call_saved_reg_p): New function.
23370 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
23372 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
23373 (mips_compute_frame_info): Add supports for interrupt context that
23374 includes doubleword accumulators and COP0 registers.
23375 (mips_for_each_saved_acc): New function.
23376 (mips_for_each_saved_gpr_and_fpr): Change the function name from
23377 mips_for_each_saved_reg.
23378 (mips_save_reg): Save accumulators.
23379 (mips_kernel_reg_p): A new for_each_rtx callback.
23380 (mips_expand_prologue): Support interrupt handlers.
23381 (mips_restore_reg): Restore accumulators.
23382 (mips_expand_epilogue): Support interrupt handlers.
23383 (mips_can_use_return_insn): Return false for interrupt handlers.
23384 (mips_epilogue_uses): New function.
23385 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
23386 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
23387 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
23388 cop0_move): New instructions.
23389 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
23390 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
23392 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
23394 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
23395 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
23396 interrupt handlers, we use K0 as the temporary register.
23397 (EPILOGUE_USES): Change to a function call.
23398 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
23399 handlers, we use K0 as the temporary register.
23401 * doc/extend.texi (Function Attributes): Document interrupt,
23402 use_shadow_register_set, keep_interrupts_masked,
23403 use_debug_exception_return for MIPS attributes.
23405 2009-04-03 Alan Modra <amodra@bigpond.net.au>
23407 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
23408 Remove a number of t-files from tmake_file.
23409 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
23410 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
23411 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
23412 target_prototype, not TARGET_PROTOTYPE.
23413 (LINK_OS_GNU_SPEC): Define.
23414 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
23415 and darwin-ldoubdle.c.
23417 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
23420 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
23421 (cpp_options): Ditto.
23422 (default_compilers): Ditto.
23423 (display_help): Ditto.
23424 (process_command): Ditto.
23425 (do_spec_1): Ditto.
23426 (set_input): Use lbasename instead of duplicate code.
23427 (save_temps_prefix): New static for -save-temps=obj.
23428 (save_temps_length): Ditto.
23430 * doc/invoke.texi (-save-temps=obj): Document new variant to
23431 -save-temps switch.
23433 2009-04-02 Jeff Law <law@redhat.com>
23435 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
23438 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
23440 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
23441 * configure: Regenerated.
23443 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23445 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
23446 share the argument list.
23448 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23452 2009-02-12 Diego Novillo <dnovillo@google.com>
23454 * varpool.c (debug_varpool): New.
23455 * cgraph.h (debug_varpool): Declare.
23457 2009-04-02 Jan Hubicka <jh@suse.cz>
23459 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
23462 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
23464 * config/i386/i386.c (ix86_abi): Move initialization to ...
23465 (override_options): Here.
23467 2009-04-02 Christian Bruel <christian.bruel@st.com>
23469 * config/sh/sh.c (sh_dwarf_register_span): New function.
23470 (TARGET_DWARF_REGISTER_SPAN): Define.
23471 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
23473 2009-04-02 Ira Rosen <irar@il.ibm.com>
23475 PR tree-optimization/39595
23476 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
23477 interleaved loads group is not greater than the SLP group size.
23479 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23481 * builtins.c (is_builtin_name): New.
23482 (called_as_built_in): Use is_builtin_name.
23483 * tree.h (is_builtin_name): New.
23484 * varasm.c (incorporeal_function_p): Use is_builtin_name
23486 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
23488 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
23490 2009-04-02 Dodji Seketeli <dodji@redhat.com>
23493 * c-decl.c (clone_underlying_type): Move this ...
23494 * c-common.c (set_underlying_type): ... here.
23495 Also, make sure the function properly sets TYPE_STUB_DECL() on
23496 the newly created typedef variant type.
23497 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
23498 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
23501 2009-04-02 Richard Guenther <rguenther@suse.de>
23503 PR tree-optimization/37221
23504 * tree-flow.h (degenerate_phi_result): Declare.
23505 * tree-ssa-dom.c (degenerate_phi_result): Export.
23506 * tree-scalar-evolution.c (analyze_initial_condition): If
23507 the initial condition is defined by a degenerate PHI node
23508 use the degenerate value.
23510 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
23512 PR rtl-optimization/39588
23513 * combine.c (merge_outer_ops): Do not set the constant when this
23515 (simplify_shift_const_1): Do not modify it either in this case.
23517 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
23519 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
23520 tuning is deprecated if -mtune value is set to an Itanium1 variant.
23522 2009-04-01 Janis Johnson <janis187@us.ibm.com>
23525 * c-lex.c (interpret_float): Default (no suffix) is double.
23527 2009-04-1 Xinliang David Li <davidxl@google.com>
23529 * config/i386/i386.c (legitimate_constant_p): Recognize
23530 all one vector constant.
23532 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23534 * config/vax/vax.c: Add #includes to silence warnings.
23535 Change #include order to silence two warnings.
23537 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23539 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
23540 (ASM_SPEC): Pass -k to the assembler for PIC code.
23542 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23544 * config.gcc: Add vax-*-linux* to the switch.
23545 * config/vax/linux.h: New file. (TARGET_VERSION,
23546 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
23548 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23550 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
23551 Use predicate macros instead of GET_CODE() == foo.
23552 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
23553 ashlsi3, rotrsi3, <unnamed>): Likewise.
23555 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23557 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
23558 jbbccihi, jbbccisi): Remova trailing whitespace.
23559 * config/vax/constraints.md: Likewise.
23560 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
23561 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
23562 * config/vax/predicates.md: Likewise.
23563 * config/vax/vax.c (print_operand_address, vax_output_int_move,
23564 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
23565 * config/vax/vax.h: Likewise.
23566 * config/vax/vax.md (nonlocal_goto): Likewise.
23568 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23570 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
23571 (indirectable_address_p, adjacent_operands_p): Add spaces around
23573 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
23575 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23577 * config/vax/vax.c (legitimate_constant_address_p,
23578 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
23579 index_term_p, reg_plus_index_p, legitimate_address_p,
23580 vax_mode_dependent_address_p): Update comments to match functions
23581 modified by the recent int->bool conversion.
23583 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23585 * config/vax/builtins.md: Update copyright message.
23586 * config/vax/constraints.md: Likewise.
23587 * config/vax/netbsd-elf.h: Likewise.
23588 * config/vax/predicates.md: Likewise.
23589 * config/vax/vax-protos.h: Likewise.
23590 * config/vax/vax.c: Likewise.
23591 * config/vax/vax.h: Likewise.
23592 * config/vax/vax.md: Likewise.
23593 * config/vax/vax.opt: Likewise.
23595 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
23597 * config/vax/builtins.md (ffssi2, ffssi2_internal,
23598 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
23599 * config/vax/constraints.md (B, R): Likewise.
23600 * config/vax/predicates.md (external_memory_operand,
23601 nonimmediate_addsub_di_operand): Likewise.
23602 * config/vax/vax.c (vax_output_int_add): Likewise.
23603 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
23604 untyped_call): Likewise.
23606 2009-04-01 Matt Thomas <matt@3am-software.com>
23608 * config/vax/predicates.md: New file.
23609 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
23610 external_const_operand, nonsymbolic_operand, external_memory_operand,
23611 indirect_memory_operand, indexed_memory_operand,
23612 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
23613 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
23615 * config/vax/constraints.md: New file.
23616 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
23618 * config/vax/builtins.md: New file.
23619 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
23620 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
23622 * config/vax/vax.opt (mqmath): Add option.
23623 * config/vax/vax.md (isfx): Extend with DI.
23624 (VAXintQH, VAXintQHSD): Define.
23625 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
23626 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
23627 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
23628 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
23629 (movdi): Update constraints and use vax_output_int_move().
23630 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
23631 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
23632 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
23633 nonlocal_goto): New.
23634 (mov<mode>): Extend accepted operand types.
23635 (subdi3_old): Rename from subdi3, change update constraints and use
23636 a new implementation.
23637 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
23638 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
23639 MOVE_RATIO, CLEAR_RATIO): Define.
23640 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
23641 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
23642 (PRINT_OPERAND): Redefine using a function instead of inlined code.
23643 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
23644 (split_quadword_operands): Make static and really allow variable
23646 (print_operand_address): Update for PIC generation.
23647 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
23648 indexable_address_p, fixup_mathdi_operand,
23649 vax_expand_addsub_di_operands, adjacent_operands_p): New.
23650 (vax_float_literal, legitimate_constant_p,
23651 indirectable_constant_address_p, index_term_p,
23652 reg_plus_index_p): Return bool instead of int.
23653 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
23655 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
23657 (vax_output_conditional_branch): Indent.
23658 (legitimate_constant_address_p, indirectable_constant_address_p,
23659 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
23660 vax_mode_dependent_address_p): Return bool instead of int, update for
23662 * config/vax/vax-protos.h (legitimate_constant_address_p,
23663 legitimate_constant_p, legitimate_address_p,
23664 vax_mode_dependent_address_p): Change declaration to bool.
23665 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
23666 vax_expand_addsub_di_operands, vax_output_int_subtract,
23667 vax_output_movmemsi): Declare.
23668 (split_quadword_operands, vax_float_literal): Delete declaration.
23669 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
23670 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
23671 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
23672 ASM_OUTPUT_DWARF_PCREL): Define.
23673 (ASM_SPEC): Change definition to allow PIC generation.
23675 2009-04-01 Steve Ellcey <sje@cup.hp.com>
23677 * doc/sourcebuild.texi: Update front-end requirements.
23679 2009-04-01 Jakub Jelinek <jakub@redhat.com>
23682 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
23683 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
23684 (booldi3_internal3): Use boolean_or_operator instead of
23687 2009-04-01 Joseph Myers <joseph@codesourcery.com>
23690 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
23691 declarator whose size is not an integer constant expression but
23692 folds to an integer constant, then treat it as a constant
23695 2009-04-01 Richard Guenther <rguenther@suse.de>
23697 * fold-const.c (fold_plusminus_mult_expr): Do not fold
23698 i * 4 + 2 to (i * 2 + 1) * 2.
23700 2009-04-01 Jakub Jelinek <jakub@redhat.com>
23703 * c-parser.c (c_parser_asm_statement): Skip until close paren and
23704 return if c_parser_asm_string_literal returned NULL.
23706 2009-04-01 Nick Clifton <nickc@redhat.com>
23708 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
23710 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
23711 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
23712 other typedefs to avoid conflicts with libgcc2.c. Define labels
23713 to gain 16-bit bit-manipulation functions from libgcc2.c and then
23715 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
23716 to gain 16-bit trapping arithmetic functions from libgcc2.c and
23719 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
23721 * varasm.c (default_function_rodata_section): Declare DOT as
23724 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
23725 Andrey Galkin <agalkin@hypercom.com>
23728 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
23729 Make object_name unique for each process.
23731 2009-04-01 Jakub Jelinek <jakub@redhat.com>
23734 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
23735 addressable variables in the parallel that could go out of scope while
23736 running queued tasks.
23738 2009-04-01 Anatoly Sokolov <aesok@post.ru>
23740 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
23741 (CASE_VALUES_THRESHOLD): Redefine.
23742 * config/avr/avr.c (avr_override_options): Remove initialization of
23743 avr_case_values_threshold variable.
23744 (avr_case_values_threshold): Remove variable. Add new function.
23745 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
23746 * config/avr/avr.opt (mno-tablejump): Remove option.
23747 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
23749 2009-04-01 DJ Delorie <dj@redhat.com>
23751 * varasm.c (default_function_rodata_section): Don't assume
23752 anything about where the first '.' in the section name is.
23754 2009-04-01 Alan Modra <amodra@bigpond.net.au>
23756 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
23757 rs6000_emit_stack_tie.
23759 2009-03-31 Ian Lance Taylor <iant@google.com>
23761 * tree-eh.c (tree_remove_unreachable_handlers): Compare
23762 gimple_code with GIMPLE_RESX, not RESX.
23764 2009-03-31 Joseph Myers <joseph@codesourcery.com>
23766 * c-common.c (c_get_ident): New.
23767 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
23769 2009-04-01 Ben Elliston <bje@au.ibm.com>
23771 * config/rs6000/sysv4.opt (msdata): Improve option description.
23773 2009-03-31 Steve Ellcey <sje@cup.hp.com>
23775 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
23776 (divdf3_internal_lat): Remove.
23777 (divxf3_internal_lat): Remove.
23778 (divxf3_internal_thr): Remove.
23779 (divxf): Use divxf3_internal.
23780 * config/ia64/div.md (divsf3_internal_lat): New.
23781 (divdf3_internal_lat): New.
23782 (divxf3_internal): New.
23784 2009-03-31 Joseph Myers <joseph@codesourcery.com>
23787 * Makefile.in (USE_GCC_STDINT): Define.
23788 (stmp-int-hdrs): Install stdint.h if applicable.
23789 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
23791 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
23792 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
23793 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
23794 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
23795 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
23796 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
23797 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
23798 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
23799 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
23800 (c_common_nodes_and_builtins): Initialize
23801 underlying_wchar_type_node. Do not initialize
23802 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
23803 nodes for new types.
23804 (c_stddef_cpp_builtins): Define macros for new types.
23805 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
23807 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
23808 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
23809 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
23810 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
23811 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
23812 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
23813 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
23814 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
23815 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
23816 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
23817 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
23818 int16_type_node, int32_type_node, int64_type_node,
23819 uint8_type_node, uint16_type_node, c_uint32_type_node,
23820 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
23821 int_least32_type_node, int_least64_type_node,
23822 uint_least8_type_node, uint_least16_type_node,
23823 uint_least32_type_node, uint_least64_type_node,
23824 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
23825 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
23826 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
23827 uintptr_type_node): Define.
23828 * c-cppbuiltin.c (builtin_define_constants,
23829 builtin_define_type_minmax): New.
23830 (builtin_define_stdint_macros): Define more macros.
23831 (c_cpp_builtins): Define more limit macros.
23832 (type_suffix): New.
23833 (builtin_define_type_max): Define in terms of
23834 builtin_define_type_minmax. Remove is_long parameter. All
23836 * config.gcc (use_gcc_stdint): Define.
23837 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
23838 Add newlib-stdint.h for generic targets.
23839 * config/glibc-stdint.h, config/newlib-stdint.h,
23840 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
23841 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
23842 * config/score/score.h (UINTPTR_TYPE): Define.
23843 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
23844 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
23845 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
23846 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
23847 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
23848 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
23849 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
23850 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
23851 * config/spu/spu.h (STDINT_LONG32): Define.
23852 * configure.ac (use_gcc_stdint): Substitute.
23853 * configure: Regenerate.
23854 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
23855 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
23856 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
23857 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
23858 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
23859 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
23860 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
23861 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
23862 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
23863 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
23864 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
23865 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
23866 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
23867 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
23868 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
23869 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
23870 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
23871 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
23872 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
23873 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
23874 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
23875 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
23876 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
23877 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
23878 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
23879 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
23880 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
23881 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
23882 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
23884 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
23886 * loop-iv.c (suitable_set_for_replacement): Renamed from
23887 simplify_using_assignment; changed to return bool and to accept new
23888 args DEST and SRC. Return true iff we find a source/destination pair
23889 that can be used to make a replacement, and fill SRC and DEST if so.
23890 Remove arg ALTERED. Don't deal with altered regs here. All callers
23892 (simplify_using_initial_values): Deal with altered regs here and track
23893 more precisely the effect they have on the validity of our expression.
23895 * loop-iv.c (simplify_using_condition): A condition of the form
23896 (EQ REG CONST) can be used to simply make a substitution.
23897 (simplify_using_initial_values): Keep track of conditions we have seen
23898 and keep using them to simplify new expressions, while applying the
23899 same substitutions to them as to the expression.
23901 * simplify-rtx.c (simplify_relational_operation_1): Simplify
23902 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
23905 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
23906 changed. Use this when trying to improve the upper bound.
23907 Generate the comparison by using simplify_gen_relational.
23909 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
23911 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
23913 (simplify_using_assignment, simplify_using_initial_values): Call
23914 replace_in_expr to make replacements. Call replace_single_def_regs
23915 once on the initial version of the expression.
23917 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
23920 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
23922 2009-03-31 Richard Guenther <rguenther@suse.de>
23924 PR middle-end/31029
23925 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
23926 equality comparisons. Fold C - X CMP X if C % 2 == 1.
23928 2009-03-31 Richard Guenther <rguenther@suse.de>
23930 * tree.h (div_if_zero_remainder): Declare.
23931 * fold-const.c (div_if_zero_remainder): Export.
23932 * tree-ssa-forwprop.c
23933 (forward_propagate_addr_into_variable_array_index): Handle
23934 constant array index addition outside of the variable index.
23936 2009-03-31 Joseph Myers <joseph@codesourcery.com>
23939 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
23940 define_splits, floatunssi<mode>2): Require x87 conversions from
23941 DImode to be permitted.
23943 2009-03-31 Joseph Myers <joseph@codesourcery.com>
23945 PR preprocessor/15638
23946 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
23948 2009-03-31 Richard Guenther <rguenther@suse.de>
23950 PR middle-end/23401
23951 PR middle-end/27810
23952 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
23953 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
23954 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
23955 a separate statement.
23956 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
23957 (lookup_tmp_var): Likewise.
23958 (is_gimple_formal_tmp_or_call_rhs): Remove.
23959 (is_gimple_reg_or_call_rhs): Rename to ...
23960 (is_gimple_reg_rhs_or_call): ... this.
23961 (is_gimple_mem_or_call_rhs): Rename to ...
23962 (is_gimple_mem_rhs_or_call): ... this.
23963 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
23964 DECL_GIMPLE_REG_P only if is_formal is true.
23965 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
23966 for non-proper post-modify expression gimplification.
23967 (gimplify_self_mod_expr): For post-modify expressions gimplify
23968 the lvalue to a minimal lvalue.
23969 (rhs_predicate_for): Remove formal temp case.
23970 (gimplify_modify_expr_rhs): Likewise.
23971 (gimplify_addr_expr): Use is_gimple_reg.
23972 (gimplify_expr): Remove formal temp cases.
23973 (gimple_regimplify_operands): Likewise.
23974 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
23975 and FILTER_EXPR like constants.
23976 * gimple.c (walk_gimple_op): Fix val_only initialization, use
23978 (is_gimple_formal_tmp_rhs): Remove.
23979 (is_gimple_reg_rhs): Remove special casing.
23980 (is_gimple_mem_rhs): Fix.
23981 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
23982 (is_gimple_formal_tmp_var): Remove.
23983 (is_gimple_formal_tmp_reg): Likewise.
23984 (is_gimple_min_lval): Allow invariant component ref parts.
23985 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
23986 is_gimple_formal_tmp_reg): Remove declarations.
23987 * tree-cfg.c (verify_expr): Verify that variables with address
23988 taken do not have DECL_GIMPLE_REG_P set.
23989 * tree-mudflap.c (mf_build_check_statement_for): Use
23990 force_gimple_operand instead of gimplify_expr.
23992 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
23994 * modulo-sched.c (sms_schedule_by_order): Pass the actual
23995 schedulable rows to compute_split_row.
23997 2009-03-31 Ben Elliston <bje@au.ibm.com>
24000 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
24003 2009-03-31 Alan Modra <amodra@bigpond.net.au>
24005 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
24006 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
24007 * configure: Regenerate.
24008 * config.in: Regenerate.
24009 * config/rs6000/rs6000.opt (mtls-markers): Add.
24010 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
24011 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
24012 (tls_ld_aix, tls_ld_sysv): Likewise.
24013 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
24014 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
24016 2009-03-31 Alan Modra <amodra@bigpond.net.au>
24018 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
24020 2009-03-30 Jan Hubicka <jh@suse.cz>
24022 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
24024 (tree_remove_unreachable_handlers): Cleanup EH predecestor
24025 detection and label handling.
24027 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24029 * ira-int.h (ira_allocno): Rename left_conflicts_num to
24030 left_conflicts_size.
24031 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
24032 ALLOCNO_LEFT_CONFLICTS_SIZE.
24034 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
24035 remove_allocno_from_bucket_and_push,
24036 allocno_spill_priority_compare, push_allocnos_to_stack,
24037 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24038 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
24039 (setup_allocno_left_conflicts_num): Ditto. Rename to
24040 setup_allocno_left_conflicts_size.
24041 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24042 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
24043 setup_allocno_left_conflicts_size instead of
24044 setup_allocno_left_conflicts_num.
24046 * ira-build.c (ira_create_allocno): Use
24047 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
24048 ALLOCNO_LEFT_CONFLICTS_NUM.
24050 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24052 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
24053 instead of DF_LR_OUT.
24055 * ira-lives.c (process_bb_node_lives): Ditto.
24057 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
24058 instead of DF_LR_{OUT,IN}.
24060 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
24062 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
24064 2009-03-30 Jan Hubicka <jh@suse.cz>
24066 * except.c (label_to_region_map): Fix thinko.
24068 2009-03-30 Steve Ellcey <sje@cup.hp.com>
24070 PR middle-end/38237
24071 * tree.h (tree_find_value): New declaration.
24072 * tree.c (tree_find_value): New function.
24073 * varasm.c (assemble_external): Avoid duplicate entries on lists.
24075 2009-03-30 Jakub Jelinek <jakub@redhat.com>
24078 * c-decl.c (struct c_binding): Add locus field.
24079 (bind): Add locus argument, set locus field from it.
24080 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
24081 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
24082 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
24083 implicitly_declare, undeclared_variable, lookup_label,
24084 declare_label, c_make_fname_decl, c_builtin_function,
24085 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
24088 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
24091 * config/i386/i386.c (classify_argument): Check total size of
24094 2009-03-30 Martin Jambor <mjambor@suse.cz>
24096 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
24097 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
24098 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
24101 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
24102 seen_variable_array_ref while also traversing a union.
24104 * tree-inline.c (optimize_inline_calls): Do not call
24105 cgraph_node_remove_callees.
24106 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
24107 (pass_remove_cgraph_callee_edges): New variable.
24108 * passes.c (init_optimization_passes): Add
24109 pass_remove_cgraph_callee_edges after early inlining and before all
24110 late intraprocedural passes.
24112 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
24114 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24116 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
24117 Fix typos in names.
24119 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24121 * combine.c (simplify_comparison): Use have_insn_for.
24122 * dojump.c (do_jump): Likewise.
24124 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24126 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
24127 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
24128 sparc_compare_op0 like sparc_compare_emitted used to be handled.
24129 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
24130 instead of sparc_compare_emitted.
24131 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
24132 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
24133 instead of sparc_compare_emitted.
24135 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24137 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
24138 enter/exit cfglayout mode.
24139 (pass_partition_block): Require it.
24140 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
24141 (combine_instructions): Track basic blocks instead of labels.
24142 (update_cfg_for_uncondjump): New.
24143 (try_combine): Use it. Update jumps after rescanning.
24144 (pass_combine): Require PROP_cfglayout.
24145 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
24147 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24149 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
24150 Provide/destroy PROP_cfglayout respectively.
24151 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
24152 * tree-pass.h (PROP_cfglayout): New.
24154 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24156 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
24157 fold_convert_const_fixed_from_fixed,
24158 fold_convert_const_fixed_from_int,
24159 fold_convert_const_fixed_from_real, fold_negate_const): Do not
24160 set TREE_CONSTANT_OVERFLOW.
24161 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
24162 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
24164 2009-03-30 Ira Rosen <irar@il.ibm.com>
24166 * tree-vect-loop-manip.c: New file.
24167 * tree-vectorizer.c: Update documentation and included files.
24168 (vect_loop_location): Make extern.
24169 (rename_use_op): Move to tree-vect-loop-manip.c
24170 (rename_variables_in_bb, rename_variables_in_loop,
24171 slpeel_update_phis_for_duplicate_loop,
24172 slpeel_update_phi_nodes_for_guard1,
24173 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
24174 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
24175 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
24176 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
24177 find_loop_location): Likewise.
24178 (new_stmt_vec_info): Move to tree-vect-stmts.c.
24179 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
24180 get_vectype_for_scalar_type, vect_is_simple_use,
24181 supportable_widening_operation, supportable_narrowing_operation):
24183 (bb_in_loop_p): Move to tree-vect-loop.c.
24184 (new_loop_vec_info, destroy_loop_vec_info,
24185 reduction_code_for_scalar_code, report_vect_op,
24186 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
24187 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
24188 (vect_supportable_dr_alignment): Likewise.
24189 * tree-vectorizer.h (tree-data-ref.h): Include.
24190 (vect_loop_location): Declare.
24191 Reorganize function declarations according to the new file structure.
24192 * tree-vect-loop.c: New file.
24193 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
24194 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
24195 * tree-vect-data-refs.c: New file.
24196 * tree-vect-patterns.c (timevar.h): Don't include.
24197 * tree-vect-stmts.c: New file.
24198 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
24199 tree-vect-slp.c, tree-vect-loop.c.
24200 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
24201 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
24202 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
24203 (tree-vect-analyze.o): Remove.
24204 (tree-vect-transform.o): Likewise.
24205 (tree-vect-data-refs.o): Add rule.
24206 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
24207 tree-vect-slp.o): Likewise.
24208 (tree-vect-patterns.o): Remove redundant dependencies.
24209 (tree-vectorizer.o): Likewise.
24210 * tree-vect-slp.c: New file.
24212 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24214 * optc-gen.awk: Warn if an option flag has multiple different
24217 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
24219 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
24220 -floop-block): Document dependences on PPL, CLooG and Graphite.
24222 2009-03-30 Joseph Myers <joseph@codesourcery.com>
24224 PR rtl-optimization/323
24225 * c-common.c (c_fully_fold, convert_and_check,
24226 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
24227 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
24228 * c-common.def (EXCESS_PRECISION_EXPR): New.
24229 * c-cppbuiltin.c (builtin_define_float_constants): Define
24230 constants with enough digits for long double.
24231 * c-lex.c (interpret_float): Interpret constant with excess
24232 precision where appropriate.
24233 * c-opts.c (c_common_post_options): Set
24234 flag_excess_precision_cmdline. Give an error for
24235 -fexcess-precision=standard for C++ for processors where the
24236 option is significant.
24237 * c-parser.c (c_parser_conditional_expression): Handle excess
24238 precision in condition.
24239 * c-typeck.c (convert_arguments): Handle arguments with excess
24241 (build_unary_op): Move excess precision outside operation.
24242 (build_conditional_expr): Likewise.
24243 (build_compound_expr): Likewise.
24244 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
24245 (build_modify_expr): Handle excess precision in RHS.
24246 (convert_for_assignment): Handle excess precision in converted
24248 (digest_init, output_init_element, process_init_element): Handle
24249 excess precision in initializer.
24250 (c_finish_return): Handle excess precision in return value.
24251 (build_binary_op): Handle excess precision in operands and add
24252 excess precision as needed for operation.
24253 * common.opt (-fexcess-precision=): New option.
24254 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
24255 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
24256 For standard excess precision, output explicit conversion to and
24257 truncation from XFmode.
24258 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
24259 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
24260 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
24261 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
24262 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
24263 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
24264 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
24265 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
24266 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
24267 define_splits, sqrt<mode>2): Disable where appropriate for
24268 standard excess precision.
24269 * convert.c (convert_to_real): Do not shorten arithmetic to type
24270 for which excess precision would be used.
24271 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
24272 * doc/invoke.texi (-fexcess-precision=): Document option.
24273 (-mfpmath=): Correct index entry.
24274 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
24275 flag_excess_precision): New.
24276 * langhooks.c (lhd_post_options): Set
24277 flag_excess_precision_cmdline.
24278 * opts.c (common_handle_option): Handle -fexcess-precision=.
24279 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
24280 init_excess_precision): New.
24281 (lang_dependent_init_target): Call init_excess_precision.
24282 * tree.c (excess_precision_type): New.
24283 * tree.h (excess_precision_type): Declare.
24285 2009-03-30 Joseph Myers <joseph@codesourcery.com>
24288 * c-typeck.c (build_component_ref): Do not copy qualifiers from
24289 non-lvalue to component.
24291 2009-03-29 Joseph Myers <joseph@codesourcery.com>
24293 PR preprocessor/34695
24294 * Makefile.in (c-opts.o): Depend on c-tree.h.
24295 * c-common.c: Move down include of diagnostic.h.
24296 (done_lexing, c_cpp_error): New.
24297 * c-common.h (done_lexing): Declare.
24298 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
24300 * c-opts.c: Include c-tree.h.
24301 (c_common_init_options): Set preprocessor error callback.
24302 (c_common_handle_option): Do not set preprocessor
24303 inhibit_warnings, warnings_are_errors, warn_system_headers,
24304 pedantic_errors or inhibit_warnings flags.
24305 (c_common_post_options): Do not check cpp_errors (parse_in).
24306 (c_common_finish): Do not output dependencies if there were
24307 errors. Do not check return value of cpp_finish.
24308 * c-ppoutput.c (pp_file_change): Set input_location.
24309 * c-tree.h (c_cpp_error): Declare.
24310 * diagnostic.c (diagnostic_set_info_translated): Also initialize
24312 (diagnostic_build_prefix): Check override_column.
24313 * diagnostic.h (diagnostic_info): Add override_column field.
24314 (diagnostic_override_column): Define.
24316 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
24318 * c-common.c (c_expand_expr, c_staticp): Remove.
24319 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
24320 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
24321 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
24322 * c-gimplify.c (gimplify_compound_literal_expr,
24323 optimize_compound_literals_in_ctor): Remove.
24324 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
24325 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
24326 * c-semantics.c (emit_local_var): Remove.
24328 * langhooks-def.h (lhd_expand_expr): Remove.
24329 * langhooks.c (lhd_expand_expr): Remove.
24330 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
24332 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
24333 handling from c-semantics.c; don't call into langhook.
24334 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
24335 * gimplify.c (gimplify_compound_literal_expr,
24336 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
24337 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
24338 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
24339 as was done in c-gimplify.c.
24340 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
24341 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
24342 Move from c-common.h.
24343 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
24345 * tree.c (staticp): Do not call langhook.
24346 * langhooks.c (lhd_staticp): Delete.
24347 * langhooks-def.h (lhd_staticp): Delete prototype.
24348 (LANG_HOOKS_STATICP): Delete.
24349 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
24351 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
24352 instead of DECL_STMTs.
24354 2009-03-29 Joseph Myers <joseph@codesourcery.com>
24362 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
24364 (fold_call_expr): Return a NOP_EXPR from folding rather than the
24365 contained expression.
24366 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
24367 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
24368 conditional expressions for C.
24369 (decl_constant_value_for_optimization): Move from
24370 decl_constant_value_for_broken_optimization in c-typeck.c. Check
24371 whether optimizing and that the expression is a VAR_DECL not of
24372 array type instead of doing such checks in the caller. Do not
24373 check pedantic. Call gcc_unreachable for C++.
24374 * c-common.def (C_MAYBE_CONST_EXPR): New.
24375 * c-common.h (c_fully_fold, c_save_expr,
24376 decl_constant_value_for_optimization): New prototypes.
24377 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
24378 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
24379 EXPR_INT_CONST_OPERANDS): Define.
24380 * c-convert.c (convert): Strip nops from expression.
24381 * c-decl.c (groktypename): Take extra parameters expr and
24382 expr_const_operands. Update call to grokdeclarator.
24383 (start_decl): Update call to grokdeclarator. Add statement for
24384 expressions used in type of decl.
24385 (grokparm): Update call to grokdeclarator.
24386 (push_parm_decl): Update call to grokdeclarator.
24387 (build_compound_literal): Add parameter non_const and build a
24388 C_MAYBE_COSNT_EXPR if applicable.
24389 (grokdeclarator): Take extra parameters expr and
24390 expr_const_operands. Track expressions used in declaration
24391 specifiers and declarators. Fold array sizes and track whether
24392 they are constant expressions and whether they are integer
24393 constant expressions.
24394 (parser_xref_tag): Set expr and expr_const_operands fields in
24396 (grokfield): Update call to grokdeclarator.
24397 (start_function): Update call to grokdeclarator.
24398 (build_null_declspecs): Set expr and expr_const_operands fields in
24400 (declspecs_add_type): Handle expressions in typeof specifiers.
24401 * c-parser.c (c_parser_declspecs): Set expr and
24402 expr_const_operands fields for declaration specifiers.
24403 (c_parser_enum_specifier): Likewise.
24404 (c_parser_struct_or_union_specifier): Likewise.
24405 (c_parser_typeof_specifier): Likewise. Update call to
24406 groktypename. Fold expression as needed. Return expressions with
24407 type instead of adding statements.
24408 (c_parser_attributes): Update calls to c_parser_expr_list.
24409 (c_parser_statement_after_labels): Fold expression before passing
24410 to objc_build_throw_stmt.
24411 (c_parser_condition): Fold expression.
24412 (c_parser_asm_operands): Fold expression.
24413 (c_parser_conditional_expression): Use c_save_expr. Update call
24414 to build_conditional_expr.
24415 (c_parser_alignof_expression): Update call to groktypename.
24416 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
24417 original_code. Fold expression argument of va_arg. Create
24418 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
24419 argument to va_arg. Update calls to groktypename. Fold array
24420 index for offsetof. Verify that first argument to
24421 __builtin_choose_expr has integer type.
24422 (c_parser_postfix_expression_after_paren_type): Update calls to
24423 groktypename and build_compound_literal. Handle expressions with
24424 side effects in type name.
24425 (c_parser_postfix_expression_after_primary): Update call to
24426 c_parser_expr_list. Set original_code for calls to
24427 __builtin_constant_p.
24428 (c_parser_expr_list): Take extra parameter fold_p. Fold
24429 expressions if requested.
24430 (c_parser_objc_type_name): Update call to groktypename.
24431 (c_parser_objc_synchronized_statement): Fold expression.
24432 (c_parser_objc_receiver): Fold expression.
24433 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
24434 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
24435 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
24436 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
24437 (struct c_typespec): Add elements expr and expr_const_operands.
24438 (struct c_declspecs): Add elements expr and expr_const_operands.
24439 (groktypename, build_conditional_expr, build_compound_literal):
24441 (in_late_binary_op): Declare.
24442 * c-typeck.c (note_integer_operands): New function.
24443 (in_late_binary_op): New variable.
24444 (decl_constant_value_for_broken_optimization): Move to c-common.c
24445 and rename to decl_constant_value_for_optimization.
24446 (default_function_array_conversion): Do not strip nops.
24447 (default_conversion): Do not call
24448 decl_constant_value_for_broken_optimization.
24449 (build_array_ref): Do not fold result.
24450 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
24451 result when operand is a VLA.
24452 (c_expr_sizeof_type): Update call to groktypename. Handle
24453 expressions included in type name. Use C_MAYBE_CONST_EXPR for
24454 result when operand names a VLA type.
24455 (build_function_call): Update call to build_compound_literal.
24456 Only fold result for calls to __builtin_* functions. Strip
24457 NOP_EXPR from INTEGER_CST returned from such functions. Fold
24458 the function designator.
24459 (convert_arguments): Fold arguments. Update call to
24460 convert_for_assignment.
24461 (build_unary_op): Handle increment and decrement of
24462 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
24463 decrement earlier. Fold operand of increment and decrement.
24464 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
24465 built for integer operand. Wrap returns that are INTEGER_CSTs
24466 without being integer constant expressions or that have integer
24467 constant operands without being INTEGER_CSTs.
24468 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
24469 (build_conditional_expr): Add operand ifexp_bcp. Track whether
24470 result is an integer constant expression or can be used in
24471 unevaluated parts of one and avoid folding and wrap as
24472 appropriate. Fold operands before possibly doing -Wsign-compare
24474 (build_compound_expr): Wrap result for C99 if operands can be used
24475 in integer constant expressions.
24476 (build_c_cast): Update call to digest_init. Do not ignore
24477 overflow from casting floating-point constants to integers. Wrap
24478 results that could be confused with integer constant expressions,
24479 null pointer constants or floating-point constants.
24480 (c_cast_expr): Update call to groktypename. Handle expressions
24481 included in type name.
24482 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
24483 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
24484 Update calls to convert_for_assignment.
24485 (convert_for_assignment): Take new parameter
24486 null_pointer_constant. Do not strip nops or call
24487 decl_constant_value_for_broken_optimization. Set
24488 in_late_binary_op for conversions to boolean.
24489 (store_init_value): Update call to digest_init.
24490 (digest_init): Take new parameter null_pointer_constant. Do not
24491 call decl_constant_value_for_broken_optimization. pedwarn for
24492 initializers not constant expressions. Update calls to
24493 convert_for_assignment.
24494 (constructor_nonconst): New.
24495 (struct constructor_stack): Add nonconst element.
24496 (really_start_incremental_init, push_init_level, pop_init_level):
24497 Handle constructor_nonconst and nonconst element.
24498 (set_init_index): Call constant_expression_warning for array
24500 (output_init_element): Fold value. Set constructor_nonconst as
24501 applicable. pedwarn for initializers not constant expressions.
24502 Update call to digest_init. Call constant_expression_warning
24503 where constant initializers are required.
24504 (process_init_element): Use c_save_expr.
24505 (c_finish_goto_ptr): Fold expression.
24506 (c_finish_return): Fold return value. Update call to
24507 convert_for_assignment.
24508 (c_start_case): Fold switch expression.
24509 (c_process_expr_stmt): Fold expression.
24510 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
24511 ensure statement expression is not evaluated in constant expression.
24512 (build_binary_op): Track whether results are integer constant
24513 expressions or may occur in such, disable folding and wrap results
24514 as applicable. Fold operands for -Wsign-compare warnings unless
24516 (c_objc_common_truthvalue_conversion): Handle results folded to
24517 integer constants that are not integer constant expressions.
24518 * doc/extend.texi: Document when typeof operands are evaluated,
24519 that condition of __builtin_choose_expr is an integer constant
24520 expression, and more about use of __builtin_constant_p in
24523 2009-03-29 Richard Guenther <rguenther@suse.de>
24525 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
24526 propagate addresses of array references.
24528 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
24530 * regmove.c (perhaps_ends_bb_p): Remove.
24531 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
24532 from INSN and check that the main loop stays within that basic block.
24533 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
24534 (regmove_forward_pass): Split out from regmove_optimize. Use
24535 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
24536 (regmove_backward_pass): Split out from regmove_optimize. Use
24537 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
24538 (regmove_optimize): Simplify.
24540 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
24543 * config/i386/i386.c (classify_argument): Ignore flexible array
24544 member in struct and warn ABI change.
24546 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
24548 * config/i386/i386-protos.h (ix86_agi_dependent): New.
24550 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
24551 (ix86_adjust_cost): Updated.
24553 2009-03-29 Jan Hubicka <jh@suse.cz>
24555 PR middle-end/28850
24556 * tree-pass.h (pass_cleanup_eh): New function.
24557 (remove_unreachable_regions): Break code handling RTL
24558 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
24559 that can not be reached by runtime.
24560 (can_be_reached_by_runtime): New function.
24561 (label_to_region_map): New function.
24562 (num_eh_regions): New function.
24563 (rtl_remove_unreachable_regions): New function.
24564 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
24565 (remove_eh_region): New function.
24566 * except.h: Include sbitmap and vecprim.
24567 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
24568 num_eh_regions): Declare.
24569 * passes.c (init_optimization_passes): Schedule cleanup_eh.
24570 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
24571 * tree-eh.c (tree_remove_unreachable_handlers): New function.
24572 (tree_empty_eh_handler_p): New function.
24573 (cleanup_empty_eh): New function.
24574 (cleanup_eh): New function.
24575 (pass_cleanup_eh): New function.
24577 2009-03-29 Jan Hubicka <jh@suse.cz>
24579 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
24580 for removed regions.
24582 2009-03-29 Jan Hubicka <jh@suse.cz>
24584 * except.c (dump_eh_tree): Dump all datastructures.
24586 2009-03-29 Jan Hubicka <jh@suse.cz>
24588 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
24589 (duplicate_eh_regions_1): Likewise.
24590 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
24591 vector; call EH verification.
24592 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
24593 Be ready for region being removed.
24595 2009-03-29 Jan Hubicka <jh@suse.cz>
24597 * bitmap.c (bitmap_last_set_bit): New function.
24598 * bitmap.h (bitmap_last_set_bit): Declare.
24600 2009-03-29 David Ayers <ayers@fsfe.org>
24603 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
24604 by calling objc_compare_types and surpress warnings about
24605 incompatible C pointers that are compatible ObjC pointers.
24607 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
24609 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
24610 call initialize_inline_failed.
24611 (initialize_inline_failed): Move it from here ...
24612 * cgraph.c (initialize_inline_failed): ... to here.
24613 (cgraph_create_edge): Call initialize_inline_failed rather than
24614 setting inline_failed directly.
24616 2009-03-29 Ben Elliston <bje@au.ibm.com>
24619 * sysv4.opt (msdata): Improve comment.
24620 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
24621 * sysv4.h (SVR4_ASM_SPEC): Likewise.
24623 2009-03-29 Ben Elliston <bje@au.ibm.com>
24626 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
24627 load and store attributes.
24629 2009-03-29 Ben Elliston <bje@au.ibm.com>
24631 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
24632 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
24633 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
24634 * doc/extend.texi (X86 Built-in Functions): Add index entries for
24635 __builtin_infq and __builtin_huge_valq.
24637 2009-03-28 Anatoly Sokolov <aesok@post.ru>
24639 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
24641 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
24642 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
24644 2009-03-28 Xinliang David Li <davidxl@google.com>
24646 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
24647 (do_dbg_cnt): New function.
24649 2009-03-28 Jan Hubicka <jh@suse.cz>
24651 Merge from pretty-ipa:
24653 2009-03-27 Jan Hubicka <jh@suse.cz>
24655 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
24656 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
24657 * passes.c (function_called_by_processed_nodes_p): New.
24658 * ipa-pure-const.c (check_call): Fix handling of operands.
24659 (analyze_function): Dump debug output for skipped bodies.
24660 (local_pure_const): Use function_called_by_processed_nodes_p.
24661 * dwarf2out.c (reference_to_unused): Use output.
24662 * passes.c (do_per_function_toporder): Likewise.
24664 2008-11-12 Jan Hubicka <jh@suse.cz>
24666 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
24667 * ipa-pure-const.c (funct_state_d): Add can throw field; make
24668 state_set_in_source enum
24669 (check_decl): Ignore memory tags; do not set fake looping flags;
24671 (check_operand, check_tree, check_rhs_var, check_lhs_var,
24672 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
24673 (check_call, analyze_function): Rewrite.
24675 (add_new_function): Update call of analyze_function.
24676 (generate_summary): Add call of analyze_function.
24677 (propagate): Propagate can_throw; handle state_set_in_source correctly.
24678 (local_pure_const): New function.
24679 (pass_local_pure_const): New pass.
24680 * ipa-inline.c (inline_transform): Set after_inlining.
24681 * tree-eh.c (stmt_can_throw_external): New.
24682 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
24683 work with aliasing built.
24684 * tree-flow.h (stmt_can_throw_external): New.
24685 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
24686 and local pure/const pass in early and late optimization queue.
24688 2009-03-28 Martin Jambor <mjambor@suse.cz>
24690 * fold-const.c (get_pointer_modulus_and_residue): New parameter
24692 (fold_binary): Allow function decl aligment consideration is the
24693 second argument is integer constant one.
24694 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
24695 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
24696 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
24698 2009-03-28 Jan Hubicka <jh@suse.cz>
24700 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
24701 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
24702 * function.h (rtl_data): Add nothrow flag.
24703 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
24704 set DECL_NOTHROW for AVAILABLE functions.
24706 2009-03-28 Jakub Jelinek <jakub@redhat.com>
24708 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
24709 following vector keyword has expansion starting with pixel or bool
24710 keyword, expand vector to __vector and pixel or bool to __pixel or
24714 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
24715 warn_if_disallowed_function_p): Removed.
24716 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
24717 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
24718 warning_if_disallowed_function_p.
24719 * flags.h (warn_if_disallowed_function_p,
24720 warn_disallowed_functions): Removed.
24721 * common.opt (Wdisallowed-function-list=): Removed.
24722 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
24724 2009-03-28 Richard Guenther <rguenther@suse.de>
24726 PR tree-optimization/38723
24727 * tree-ssa-pre.c (compute_avail): Add all default definitions to
24730 2009-03-28 Jan Hubicka <jh@suse.cz>
24732 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
24733 test introduced by my previous patch.
24735 2009-03-28 Richard Guenther <rguenther@suse.de>
24737 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
24738 the PHIs value undefined.
24740 2009-03-28 Jan Hubicka <jh@suse.cz>
24742 * tree-pass.h (pass_fixup_cfg): New pass.
24743 * ipa-inline.c (inline_transform): Set
24744 always_inline_functions_inlined/after_inlining.
24745 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
24746 (pass_fixup_cfg): New pass.
24747 * passes.c (init_optimization_passes): Add fixup_cfg.
24749 2009-03-28 Richard Guenther <rguenther@suse.de>
24751 PR tree-optimization/38458
24752 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
24753 argument use the arguments copy-of value.
24755 2009-03-28 Richard Guenther <rguenther@suse.de>
24757 PR tree-optimization/38180
24758 * tree-ssa-ccp.c (get_default_value): Simplify.
24759 (likely_value): Likewise.
24760 (surely_varying_stmt_p): Properly handle VOP case.
24761 (ccp_initialize): Likewise.
24762 (ccp_fold): Handle propagating through *&.
24763 (fold_const_aggregate_ref): Also handle decls.
24765 2009-03-28 Jan Hubicka <jh@suse.cz>
24767 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
24768 * cgraph.h (cgraph_node): Likewise.
24769 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
24770 (cgraph_reset_node): Use process flag.
24771 (cgraph_mark_functions_to_output): Likewise.
24772 (cgraph_expand_function): Likewise.
24773 (cgraph_expand_all_functions): Likewise.
24774 (cgraph_output_in_order): Likewise.
24775 * dwarf2out.c (reference_to_unused): Likewise.
24776 * passes.c do_per_function_toporder): Likewise.
24778 2009-03-28 Jan Hubicka <jh@suse.cz>
24780 Bring from lto-branch:
24782 2008-09-03 Doug Kwan <dougkwan@google.com>
24784 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
24785 enums instead of reason strings.
24786 * cgraph.c (cgraph_create_edge): Same.
24787 (cgraph_inline_failed_string): New function.
24788 * cgraph.h (cgraph_inline_failed_t): New enum type.
24789 (cgraph_inline_failed_string): New prototype.
24790 (struct cgraph_edge): Change type of INLINED_FAILED from constant
24791 char pointer to cgraph_inline_failed_t.
24792 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
24793 (cgraph_default_inline_p): Ditto.
24794 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
24795 to cgraph_inline_failed_t pointer.
24796 * cif-code.def: New file.
24797 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
24799 (cgraph_check_inline_limits): Change type of REASON to pointer to
24800 cgraph_inline_failed_t. Replace reason strings with enums.
24801 (cgraph_default_inline_p): Ditto.
24802 (cgraph_recursive_inlining_p): Ditto.
24803 (update_caller_keys): Change type of FAILED_REASON to
24804 cgraph_inline_failed_t.
24805 (cgraph_set_inline_failed): Change type of REASON to pointer to
24806 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
24807 convert enums to strings for text output.
24808 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
24809 to be of type cgraph_inline_failed_t. Replace reason strings with
24810 enums. Call cgraph_inline_failed_string to covert enums
24811 to strings for text output.
24812 (cgraph_decide_inlining): Replace reason strings with enums.
24813 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
24814 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
24816 * tree-inline.c (expand_call_inline): Change type of REASON
24817 to cgraph_inline_failed_t. Replace reason strings with enums.
24818 Call cgraph_inline_failed_string for text output.
24819 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
24822 2009-03-28 Jan Hubicka <jh@suse.cz>
24824 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
24825 cgraph_clone_node): Remove master clone handling.
24826 (cgraph_is_master_clone, cgraph_master_clone): Remove.
24827 * cgraph.h (master_clone): Remove.
24828 (cgraph_is_master_clone, cgraph_master_clone): Remove.
24829 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
24830 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
24832 2009-03-28 Jan Hubicka <jh@suse.cz>
24834 * cgraph.c (cgraph_function_body_availability): Functions declared
24835 inline are always safe to assume that it is not going to be replaced.
24837 2009-03-28 Richard Guenther <rguenther@suse.de>
24839 PR tree-optimization/38513
24840 * tree-ssa-pre.c (eliminate): Remove redundant stores.
24841 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
24842 EXC_PTR_EXPR and FILTER_EXPR.
24843 (get_ref_from_reference_ops): Likewise.
24845 2009-03-28 Richard Guenther <rguenther@suse.de>
24847 PR tree-optimization/38968
24848 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
24849 Use FLOOR_MOD_EXPR to compute misalignment.
24851 2009-03-28 Richard Guenther <rguenther@suse.de>
24853 PR tree-optimization/37795
24854 * tree.h (combine_comparisons): Declare.
24855 * fold-const.c (combine_comparisons): Export.
24856 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
24858 (ifcombine_iforif): Use combine_comparisons.
24860 2009-03-28 Jan Hubicka <jh@suse.cz>
24862 * tree-eh.c (inlinable_call_p): New function.
24863 (make_eh_edges): Use it.
24864 (verify_eh_edges): Use it.
24865 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
24866 * except.c (reachable_next_level): Add inlinable_function argument
24867 (sjlj_find_directly_reachable_regions): Update.
24868 (add_reachable_handler): Do not set saw_any_handlers.
24869 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
24870 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
24871 Add new inlinable call parameter.
24872 (can_throw_internal, can_throw_external): Update.
24873 * except.h (can_throw_internal_1, can_throw_external_1,
24874 foreach_reachable_handler): Update declaration.
24876 2009-03-28 Joseph Myers <joseph@codesourcery.com>
24878 * config/arm/t-arm-coff, config/h8300/coff.h,
24879 config/i386/i386-aout.h, config/i386/i386-coff.h,
24880 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
24881 config/pdp11/2bsd.h, config/rs6000/aix41.h,
24882 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
24883 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
24884 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
24885 sys-types.h: Remove.
24886 * Makefile.in: Remove protoize and fixproto support and references
24888 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
24889 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
24891 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
24892 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
24893 unprotoize$(exeext).
24894 (rest.encap): Don't depend on $(STMP_FIXPROTO)
24895 (.PHONY): Don't depend on proto.
24896 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
24897 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
24898 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
24899 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
24900 build/gen-protos.o, build/scan.o, xsys-protos.h,
24901 build/fix-header$(build_exeext), build/fix-header.o,
24902 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
24903 stmp-install-fixproto): Remove.
24904 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
24905 SYSCALLS.c or fixproto files.
24906 (install-common): Don't install protoize.
24907 (install-headers-tar, install-headers-cpio, install-headers-cp):
24908 Don't depend on $(STMP_FIXPROTO).
24909 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
24910 install fixproto files or write out fixproto settings.
24911 (uninstall): Don't uninstall protoize.
24912 * config.gcc (use_fixproto): Remove.
24913 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
24914 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
24915 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
24916 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
24917 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
24918 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
24919 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
24920 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
24921 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
24922 * config/t-vxworks (STMP_FIXPROTO): Remove.
24923 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
24924 STMP_FIXPROTO): Remove.
24925 * config.in, configure: Regenerate.
24926 * crtstuff.c (gid_t, uid_t): Don't undefine.
24927 * doc/install.texi: Change m68k-coff to m68k-elf in example.
24928 (arm-*-coff, arm-*-aout: Remove target entries.
24929 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
24930 Remove mention of AIX 4.1.
24931 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
24932 * doc/invoke.texi (Running Protoize): Remove.
24933 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
24934 (Protoize Caveats): Remove.
24935 * tsystem.h: Update comments on headers assumed to exist.
24937 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
24939 * genautomata.c: Add a new year to the copyright. Add a new
24941 (struct insn_reserv_decl): Add comments for member bypass_list.
24942 (find_bypass): Remove.
24943 (insert_bypass): New.
24944 (process_decls): Use insert_bypass.
24945 (output_internal_insn_latency_func): Output all bypasses with the
24946 same input insn in one switch case.
24948 * rtl.def (define_bypass): Describe bypass choice.
24949 * doc/md.texi (define_bypass): Ditto.
24951 2009-03-27 Richard Guenther <rguenther@suse.de>
24953 * gimplify.c (mark_addressable): Export.
24954 * tree-flow.h (mark_addressable): Declare.
24955 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
24956 * tree-ssa.c (verify_phi_args): Verify that address taken
24957 variables have TREE_ADDRESSABLE set.
24959 2009-03-27 Richard Guenther <rguenther@suse.de>
24961 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
24962 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
24963 Do not mark decls TREE_ADDRESSABLE.
24964 (build_fold_addr_expr): Adjust.
24965 (fold_addr_expr): Remove.
24966 (fold_unary): Use build_fold_addr_expr.
24967 (fold_comparison): Likewise.
24968 (split_address_to_core_and_offset): Likewise.
24969 * coverage.c (tree_coverage_counter_addr): Mark the array decl
24971 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
24972 (gimplify_modify_expr_to_memcpy): Mark source and destination
24974 * omp-low.c (create_omp_child_function): Mark the object decl
24976 (lower_rec_input_clauses): Mark the var we take the address of
24978 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
24980 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
24982 PR middle-end/39315
24983 * cfgexpand.c (expand_one_stack_var_at): Change alignment
24984 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
24986 2009-03-27 Richard Guenther <rguenther@suse.de>
24988 PR tree-optimization/39120
24989 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
24991 (handle_lhs_call): Process return constraints. Add escape
24992 constraints if necessary.
24993 (handle_const_call): Fill out return constraints. Make nested
24994 case more precise. Avoid consttmp if possible.
24995 (handle_pure_call): Fill out return constraints. Avoid
24996 callused if possible.
24997 (find_func_aliases): Simplify call handling.
24999 2009-03-27 Richard Guenther <rguenther@suse.de>
25001 PR tree-optimization/39120
25002 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
25003 as a representative.
25004 (solve_graph): Do propagate CALLUSED.
25005 (handle_pure_call): Use a scalar constraint from CALLUSED for
25007 (find_what_p_points_to): CALLUSED shall not appear in poins-to
25010 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25013 * c-common.c (handle_aligned_attribute): Properly check alignment
25014 overflow. Use (1U << i) instead of (1 << i).
25016 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
25018 * expr.h (get_mem_align_offset): Updated.
25020 * tree.h (tree_decl_common): Change align to "unsigned int" and
25021 move it before pointer_alias_set.
25023 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25024 Jakub Jelinek <jakub@redhat.com>
25027 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
25028 gr_register_operand with gr_reg_or_0_operand.
25029 (cmpxchg_rel_di): Likewise.
25030 (sync_lock_test_and_set<mode>): Likewise.
25032 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25034 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
25035 (true_regnum): Likewise.
25037 * rtlanal.c (subreg_info): Moved to ...
25038 * rtl.h (subreg_info): Here. New.
25039 (subreg_get_info): New.
25041 * rtlanal.c (subreg_get_info): Make it extern.
25043 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25046 * config/i386/i386.c (ix86_abi): New.
25047 (override_options): Handle -mabi=.
25048 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
25049 (ix86_call_abi_override): Likewise.
25050 (init_cumulative_args): Likewise.
25051 (function_arg_advance): Likewise.
25052 (function_arg_64): Likewise.
25053 (function_arg): Likewise.
25054 (ix86_pass_by_reference): Likewise.
25055 (ix86_function_value_regno_p): Likewise.
25056 (ix86_build_builtin_va_list_abi): Likewise.
25057 (setup_incoming_varargs_64): Likewise.
25058 (is_va_list_char_pointer): Likewise.
25059 (ix86_init_machine_status): Likewise.
25060 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
25061 (ix86_function_type_abi): Return enum calling_abi. Rewrite
25062 for 64bit. Replace DEFAULT_ABI with ix86_abi.
25063 (ix86_function_abi): Make it static and return enum calling_abi.
25064 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
25066 (ix86_fn_abi_va_list): Updated.
25068 * config/i386/i386.h (ix86_abi): New.
25069 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
25070 (CONDITIONAL_REGISTER_USAGE): Likewise.
25071 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
25072 (machine_function): Likewise.
25074 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
25076 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
25077 (STACK_BOUNDARY): Likewise.
25078 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
25080 * config/i386/i386.opt (mabi=): New.
25082 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
25083 return enum calling_abi.
25084 (ix86_function_type_abi): Likewise.
25085 (ix86_function_abi): Removed.
25087 * doc/invoke.texi: Document -mabi= option for x86.
25089 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25091 * builtins.c (real_dconstp): Delete.
25092 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
25094 2009-03-27 Dodji Seketeli <dodji@redhat.com>
25095 Jakub Jelinek <jakub@redhat.com>
25098 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
25099 (gen_subprogram_die): When a function is explicit, generate the
25100 DW_AT_explicit attribute.
25101 * langhooks.h (struct lang_hooks_for_decls): Add
25102 function_decl_explicit_p langhook.
25103 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
25104 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
25106 2009-03-27 Jakub Jelinek <jakub@redhat.com>
25108 * builtins.c (fold_builtin_memory_op): Optimize memmove
25109 into memcpy if we can prove source and destination don't overlap.
25111 * tree-inline.c: Include gt-tree-inline.h.
25112 (clone_fn_id_num): New variable.
25113 (clone_function_name): New function.
25114 (tree_function_versioning): Use it.
25115 * Makefile.in (GTFILES): Add tree-inline.c.
25117 2009-03-27 Mark Mitchell <mark@codesourcery.com>
25119 * BASE-VER: Change to 4.5.0.
25121 2009-03-27 Xinliang David Li <davidxl@google.com>
25123 PR tree-optimization/39557
25124 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
25126 2009-03-27 Xinliang David Li <davidxl@google.com>
25128 PR tree-optimization/39548
25129 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
25132 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25134 * c-common.c (pointer_int_sum): Use %wd on return from
25137 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25139 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
25140 on return from tree_low_cst.
25142 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
25145 * ginclude/stdarg.h (va_copy): Define also for
25146 __GXX_EXPERIMENTAL_CXX0X__.
25148 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25151 * builtins.h (c_strlen): Do not warn here.
25152 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
25153 * c-common.c (pointer_int_sum): Take an explicit location.
25154 Warn about offsets out of bounds.
25155 * c-common.h (pointer_int_sum): Adjust declaration.
25157 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25159 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
25162 2009-03-26 Jakub Jelinek <jakub@redhat.com>
25165 * opts.c (warn_if_disallowed_function_p): Don't assume
25166 get_callee_fndecl must return non-NULL.
25168 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
25170 PR rtl-optimization/39522
25171 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
25172 when reg_reloaded_valid is set.
25174 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25176 * config/spu/divv2df3.c: New file.
25177 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
25178 (DPBIT_FUNCS): Filter out _div_df.
25180 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
25182 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
25183 a jump insn, count that jump in the distance to the loop start.
25185 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
25188 * config/sh/sh.c (calc_live_regs): Fix condition for global
25189 registers except PIC_OFFSET_TABLE_REGNUM.
25191 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
25194 * doc/invoke.texi (-mconsole): New.
25196 (-mno-cygwin): New.
25198 (-mnop-fun-dllimport): New.
25202 (sub section "i386 and x86-64 Windows Options"): New.
25204 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
25206 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
25207 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
25209 2009-03-25 Richard Guenther <rguenther@suse.de>
25211 PR middle-end/39497
25212 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
25215 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
25217 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
25218 neither of haifa/selective schedulers are working.
25220 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25222 * doc/invoke.texi (Debugging Options): Fix description of
25223 -fno-merge-debug-strings.
25225 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
25227 * config/cris/libgcc.ver: New version-script.
25228 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
25230 * configure.ac <GAS features, nop mnemonic>: Add pattern
25231 crisv32-*-* for "nop".
25232 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
25233 * configure: Regenerate.
25235 2009-03-24 Ira Rosen <irar@il.ibm.com>
25237 PR tree-optimization/39529
25238 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
25239 mark_sym_for_renaming for the tag copied to the new vector
25242 2009-03-24 Arthur Loiret <aloiret@debian.org>
25244 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
25245 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
25246 EXTRA_SPEC_FUNCTIONS.
25247 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
25248 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
25249 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
25250 -march and -mtune options.
25252 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
25254 * config/m68k/t-rtems: Add m5329 multilib.
25256 2009-03-24 Dodji Seketeli <dodji@redhat.com>
25257 Jakub Jelinek <jakub@redhat.com>
25260 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
25263 2009-03-23 Jakub Jelinek <jakub@redhat.com>
25266 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
25267 instead of c_parser_expression_conv, if original_code isn't one of the
25268 4 allowed comparison codes, fail.
25270 2009-03-23 Richard Guenther <rguenther@suse.de>
25272 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
25273 * tree.h (struct tree_type): Likewise.
25274 * reload.h (struct insn_chain): Likewise.
25275 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
25276 * function.h (struct function): Likewise.
25277 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
25279 2009-03-23 Jakub Jelinek <jakub@redhat.com>
25281 PR tree-optimization/39516
25282 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
25284 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
25286 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
25287 should be set true if BITS_PER_WORD of target is bigger than 32
25289 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
25291 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
25292 Translate -B-options to -rpath-link. Correct existing
25293 rpath-link and conditionalize on !nostdlib.
25295 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25297 * doc/extend.texi (Function Attributes, Variable Attributes):
25299 * doc/invoke.texi (Debugging Options, Optimize Options)
25300 (i386 and x86-64 Options, MCore Options): Likewise.
25302 2009-03-20 Jakub Jelinek <jakub@redhat.com>
25305 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
25306 it for block local namespace aliases.
25307 (gen_decl_die): Pass context_die to gen_namespace_die.
25309 2009-03-19 Jakub Jelinek <jakub@redhat.com>
25312 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
25313 minimum or maximum value.
25315 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
25317 * reginfo.c (globalize_reg): Recompute derived reg sets.
25319 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
25322 * libgcc2.c (mprotect): Do not use signed arguments for
25323 VirtualProtect, use DWORD arguments. Also fix the 'may
25324 be used uninitialized' warning for the np variable.
25326 2009-03-19 Jakub Jelinek <jakub@redhat.com>
25329 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
25330 functions using regparm calling conventions when not optimizing.
25331 (ix86_function_sseregparm): Similarly for sseregparm calling
25334 2009-03-19 Li Feng <nemokingdom@gmail.com>
25336 PR middle-end/39500
25337 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
25338 dependence if the first conflict is after niter iterations.
25340 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
25342 PR middle-end/38609
25343 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
25344 functions with dynamic stack-pointer adjustments.
25346 2009-03-19 Ben Elliston <bje@au.ibm.com>
25348 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
25349 option; change to -msdata=data.
25351 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25353 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
25356 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
25359 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
25361 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
25363 * doc/invoke.texi (Code Gen Options): Expand discussion of
25366 2009-03-18 Jakub Jelinek <jakub@redhat.com>
25368 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
25369 * matrix-reorg.c (struct matrix_info): Likewise.
25370 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
25371 * rtl.h (struct mem_attrs): Likewise.
25372 * df.h (struct df): Likewise.
25373 * tree-data-ref.h (struct data_dependence_relation): Likewise.
25374 * ira-int.h (struct ira_allocno): Likewise.
25375 * df-scan.c (struct df_collection_rec): Likewise.
25376 * ira.c (struct equivalence): Likewise.
25377 * function.c (struct temp_slot): Likewise.
25378 * cfgloop.h (struct loop): Likewise.
25381 * function.c (use_register_for_decl): When not optimizing, disregard
25382 register keyword for variables with types containing methods.
25384 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
25386 PR middle-end/39447
25387 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
25388 (is_simple_operand): Call contains_component_ref_p before calling data
25389 reference analysis that would fail on COMPONENT_REFs.
25391 * tree-vrp.c (search_for_addr_array): Fix formatting.
25393 2009-03-18 Richard Guenther <rguenther@suse.de>
25395 * tree-vect-transform.c (vect_loop_versioning): Fold the
25396 generated comparisons.
25397 * tree-vectorizer.c (set_prologue_iterations): Likewise.
25398 (slpeel_tree_peel_loop_to_edge): Likewise.
25400 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25402 PR middle-end/37805
25403 * opts.c (print_specific_help): In addition to `undocumented',
25404 accept `separate' and `joined' flags if passed alone. Describe
25405 output by the first matched one of those.
25406 (common_handle_option): Skip over empty strings.
25407 * gcc.c (display_help): Fix help string for `--help='.
25408 * doc/invoke.texi (Option Summary, Overall Options): With
25409 `--help=', classes and qualifiers can both be repeated, but
25410 only the latter can be negated. One should not pass only
25411 negated qualifiers. Fix markup and examples.
25414 2008-10-14 Jakub Jelinek <jakub@redhat.com>
25415 PR middle-end/37805
25416 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
25417 and -fhelp=separate.
25419 2009-03-17 Jing Yu <jingyu@google.com>
25421 PR middle-end/39378
25422 * function.h (struct rtl_data): Move is_thunk from here...
25423 (struct function): ...to here.
25424 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
25425 * varasm.c (assemble_start_function): Change is_thunk from crtl to
25427 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
25429 (alpha_does_function_need_gp, alpha_start_function): Likewise.
25430 (alpha_output_function_end_prologue): Likewise.
25431 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
25432 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
25433 (rs6000_output_function_epilogue): Likewise.
25434 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
25436 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
25439 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
25440 from different units in a single alternative.
25441 (*truncdfsf_i387): Ditto.
25442 (*truncxfsf2_mixed): Ditto.
25443 (*truncxfdf2_mixed): Ditto.
25445 2009-03-17 Jakub Jelinek <jakub@redhat.com>
25447 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
25448 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
25451 * tree-ssa-live.c (remove_unused_locals): Don't remove local
25452 unused non-artificial variables when not optimizing.
25455 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
25456 DW_TAG_imported_module even if decl is IMPORTED_DECL with
25457 NAMESPACE_DECL in its DECL_INITIAL.
25459 PR middle-end/39443
25460 * optabs.c (set_user_assembler_libfunc): New function.
25461 * expr.h (set_user_assembler_libfunc): New prototype.
25462 * c-common.c: Include libfuncs.h.
25463 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
25464 for memcmp, memset, memcpy, memmove and abort.
25465 * Makefile.in (c-common.o): Depend on libfuncs.h.
25468 * dwarf2out.c (gen_inlined_enumeration_type_die,
25469 gen_inlined_structure_type_die, gen_inlined_union_type_die,
25470 gen_tagged_type_instantiation_die): Removed.
25471 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
25474 2009-03-17 Janis Johnson <janis187@us.ibm.com>
25477 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
25479 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
25480 (check-parallel-%): Ditto.
25481 (check-consistency): Ditto.
25483 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
25485 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
25486 local variable rhs by NULL_TREE.
25488 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25491 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
25493 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25496 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
25498 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25501 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
25502 for ms->sysv ABI calls only in 64bit mode.
25504 * config/i386/i386.md (untyped_call): Support 32bit.
25506 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
25508 * doc/extend.texi: Replace x86_65 with x86_64.
25510 2009-03-16 Jakub Jelinek <jakub@redhat.com>
25512 PR tree-optimization/39455
25513 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
25514 mismatches for POINTER_TYPE_P (type).
25515 (number_of_iterations_le): Likewise.
25517 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
25519 * config/picochip/picochip.c: Removed profiling support.
25520 * config/picochip/picochip.md: Removed profiling instruction.
25521 * config/picochip/picochip.h: Removed profiling builtin.
25523 2009-03-16 Joseph Myers <joseph@codesourcery.com>
25525 * doc/install.texi (--with-host-libstdcxx): Document.
25527 2009-03-14 Anatoly Sokolov <aesok@post.ru>
25530 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
25531 generate a warning if the function name does not begin with
25532 "__vector" and the function has either the 'signal' or 'interrupt'
25533 attribute, from here to ...
25534 (avr_declare_function_name): ...here. New function.
25535 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
25536 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
25538 2009-03-14 Jakub Jelinek <jakub@redhat.com>
25541 * cse.c (fold_rtx): Don't modify original const_arg1 when
25542 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
25543 separate variable instead.
25544 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
25545 from out of range shift counts.
25546 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
25548 2009-03-13 Catherine Moore <clm@codesourcery.com>
25550 * config/i386/x-mingw32 (host-mingw32.o): Replace
25551 diagnostic.h with $(DIAGNOSTIC_H).
25553 2009-03-12 Jakub Jelinek <jakub@redhat.com>
25556 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
25558 * config/i386/sync.md (sync_compare_and_swap<mode>,
25559 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
25560 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
25562 (sync_double_compare_and_swapdi_pic,
25563 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
25564 cmpxchg8b_pic_memory_operand instead of just memory_operand.
25566 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25569 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
25571 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25574 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
25575 (avx_addsubv4df3): Likewise.
25576 (*avx_addsubv4sf3): Likewise.
25577 (sse3_addsubv4sf3): Likewise.
25579 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
25582 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
25584 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
25587 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
25588 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
25589 registers for allocnos created from user-defined variables.
25591 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25594 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
25595 of non-integer mode as well.
25597 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
25599 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
25600 for functions for which the parameter types are unknown.
25602 2009-03-11 Jakub Jelinek <jakub@redhat.com>
25605 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
25606 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
25607 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
25608 * config/i386/i386.c (ix86_local_alignment): For
25609 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
25610 long long variables on the stack to avoid dynamic realignment.
25611 Allow the first argument to be a decl rather than type.
25612 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
25614 2009-03-11 Nick Clifton <nickc@redhat.com>
25617 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
25619 Add description to mno-lsim option.
25620 * config/mcore/mcore.h: Remove comment about deprecated m4align
25622 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
25623 * doc/invoke.texi: Add description of mno-lsim and
25624 mstack-increment options.
25626 * config/fr30/fr30.opt: Document the -mno-lsim option.
25627 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
25628 and -mno-lsim options.
25630 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25632 * fold-const.c (fold_comparison): Only call fold_inf_compare
25633 if the mode supports infinities.
25635 2009-03-11 Jason Merrill <jason@redhat.com>
25638 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
25639 end already did. Notice GIMPLE_CALL modifications of the result.
25640 Don't copy debug information from an ignored decl or a decl from
25643 2009-03-10 Richard Guenther <rguenther@suse.de>
25644 Nathan Froyd <froydnj@codesourcery.com>
25646 PR middle-end/37850
25647 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
25648 (__divMODE3): Likewise.
25650 2009-03-09 Jakub Jelinek <jakub@redhat.com>
25652 PR tree-optimization/39394
25653 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
25654 DECL_SIZE_UNIT of variable length FIELD_DECLs.
25656 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
25658 * recog.c (verfiy_changes): Disallow renaming of hard regs in
25659 inline asms for register asm ("") declarations.
25661 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
25663 * fold-const.c (fold_unary): Fix comment.
25665 2009-03-07 Jan Hubicka <jh@suse.cz>
25668 * tree-inline.c (setup_one_parameter): Do replacement of const
25669 argument by constant in SSA form.
25671 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25673 PR middle-end/38028
25674 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
25675 determine alignment passed to assign_stack_local.
25676 (assign_parms_unsplit_complex): Likewise.
25677 * except.c (sjlj_build_landing_pads): Likewise.
25679 2009-03-06 Jakub Jelinek <jakub@redhat.com>
25681 PR middle-end/39360
25682 * tree-flow.h (add_referenced_var): Return bool instead of void.
25683 * tree-dfa.c (add_referenced_var): Return result of
25684 referenced_var_check_and_insert call.
25685 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
25686 of referenced_var_check_and_insert.
25689 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
25690 (gen_variable_die): Emit DW_AT_location on abstract static variable's
25691 DIE, don't emit it if abstract origin already has it.
25692 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
25693 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
25695 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
25697 * genpreds.c (needs_variable): Fix parentheses at variable name
25699 (write_tm_constrs_h): Indent generated code.
25701 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
25703 * doc/extend.texi (Function Attributes): Add documentation
25704 for isr attributes.
25706 2009-03-06 Jakub Jelinek <jakub@redhat.com>
25709 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
25710 take locus from its DECL_SOURCE_LOCATION instead of input_location.
25712 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
25714 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
25717 2009-03-05 Jakub Jelinek <jakub@redhat.com>
25720 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
25721 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
25723 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
25725 * config/i386/i386.md (R8_REG, R9_REG): New constants.
25726 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
25727 constants instead of magic numbers.
25728 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
25730 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
25731 (x86_64_ms_abi_int_parameter_registers): Ditto.
25732 (x86_64_int_return_registers): Ditto.
25733 (ix86_maybe_switch_abi): Ditto.
25734 (ix86_expand_call): Ditto for clobbered_registers array.
25735 (ix86_hard_regno_mode_ok): Ditto.
25736 (x86_extended_QIreg_mentioned_p): Ditto.
25738 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
25740 PR tree-optimization/39349
25741 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
25743 * combine.c (gen_lowpart_for_combine): Use omode when generating
25746 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
25748 PR rtl-optimization/39235
25749 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
25751 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
25753 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
25755 2009-03-04 Richard Guenther <rguenther@suse.de>
25757 PR tree-optimization/39362
25758 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
25759 that occur in abnormal PHIs should be varying.
25761 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
25763 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
25765 (simple_iv): Take loop as an argument instead of statement.
25766 * tree-scalar-evolution.h (simple_iv): Declaration changed.
25767 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
25769 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
25771 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
25772 * matrix-reorg.c (analyze_transpose): Ditto.
25773 * tree-data-ref.c (dr_analyze_innermost): Ditto.
25774 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
25775 * tree-predcom.c (ref_at_iteration): Ditto.
25776 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
25778 2009-03-04 Richard Guenther <rguenther@suse.de>
25780 PR tree-optimization/39358
25781 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
25782 escaped_id and callused_id.
25783 (solve_graph): Likewise.
25785 2009-03-04 Richard Guenther <rguenther@suse.de>
25787 PR tree-optimization/39339
25788 * tree-sra.c (try_instantiate_multiple_fields): Make it
25789 no longer ICE on the above.
25791 2009-03-03 Joseph Myers <joseph@codesourcery.com>
25793 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
25794 that fits within Pmode.
25796 2009-03-03 Steve Ellcey <sje@cup.hp.com>
25798 PR middle-end/10109
25799 * tm.texi (LIBCALL_VALUE): Update description.
25801 2009-03-03 Steve Ellcey <sje@cup.hp.com>
25803 PR middle-end/34443
25804 * doc/extend.texi (section): Update description.
25806 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
25808 PR middle-end/39345
25809 * tree-inline.c (remapped_type): New.
25810 (can_be_nonlocal): Call remapped_type instead of remap_type.
25812 2009-03-03 Jakub Jelinek <jakub@redhat.com>
25815 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
25816 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
25818 2009-03-03 Richard Guenther <rguenther@suse.de>
25820 PR middle-end/39272
25821 * tree.c (tree_nonartificial_location): New function.
25822 * tree.h (tree_nonartificial_location): Declare.
25823 * builtins.c (expand_builtin_memory_chk): Provide location
25824 of the call location for artificial function pieces.
25825 (maybe_emit_chk_warning): Likewise.
25826 (maybe_emit_sprintf_chk_warning): Likewise.
25827 (maybe_emit_free_warning): Likewise.
25828 * expr.c (expand_expr_real_1): Likewise.
25830 2009-03-03 Jakub Jelinek <jakub@redhat.com>
25832 PR tree-optimization/39343
25833 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
25834 COMPONENT_REF t has ARRAY_TYPE.
25836 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
25838 PR middle-end/39335
25839 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
25840 when the type precision of the induction variable should be
25841 larger than the type precision of nit.
25842 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
25843 * graphite.c (graphite_loop_normal_form): Same.
25844 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
25846 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
25848 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
25849 (*call_1_rex64_ms_sysv): Use named constants instead of magic
25850 numbers to describe clobbered registers.
25851 (*call_value_0_rex64_ms_sysv): Ditto.
25852 * config/i386/mmx.md (mmx_emms): Ditto.
25853 (mmx_femms): Ditto.
25855 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
25857 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
25860 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25862 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
25863 (spu_section_type_flags): New function.
25865 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
25867 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
25868 reg_class_contents of FLOAT_REGS into a temporary.
25870 2009-03-02 Richard Guenther <rguenther@suse.de>
25871 Ira Rosen <irar@il.ibm.com>
25873 PR tree-optimization/39318
25874 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
25875 information to the vectorized statement.
25877 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
25879 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
25880 variable. Use defined names instead of magic constants for REX SSE
25883 2009-03-01 Richard Guenther <rguenther@suse.de>
25885 PR tree-optimization/39331
25886 * omp-low.c (lower_send_shared_vars): Do not receive new
25887 values for the reference of DECL_BY_REFERENCE parms or results.
25889 2009-03-01 Jan Hubicka <jh@suse.cz>
25892 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
25893 BLOCK_NONLOCALIZED_VAR): New macros.
25894 (tree_block): Add nonlocalized_vars.
25895 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
25896 gen_decl_die): Add origin argument. Allow generation of die with
25897 origin at hand only.
25898 (gen_member_die, gen_type_die_with_usage, force_decl_die,
25899 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
25901 (gen_block_die): Fix checking for unused blocks.
25902 (process_scope_var): Break out from .... ; work with origins only.
25903 (decls_for_scope) ... here; process nonlocalized list.
25904 (dwarf2out_ignore_block): Look for nonlocalized vars.
25905 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
25907 (dump_scope_block): Dump them.
25908 * tree-inline.c (remap_decls): Handle nonlocalized vars.
25909 (remap_block): Likewise.
25910 (can_be_nonlocal): New predicate.
25911 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
25913 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25915 * configure: Regenerate.
25917 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25919 * optc-gen.awk: No need to duplicate option flags twice.
25920 Reuse help texts for duplicate options which do not have any.
25922 * gcc.c (display_help): Document --version.
25924 * gcc.c (main): If print_help_list and verbose_flag, ensure
25925 driver output comes before subprocess output.
25927 * optc-gen.awk: Assign all remaining fields to help string,
25928 space-separated, for multi-line help in *.opt.
25930 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
25931 -Wno-pedantic-ms-format is for MinGW targets only.
25933 * doc/options.texi (Option file format): Fix bad indentation,
25934 restoring dropped sentence.
25936 2009-02-28 Jan Hubicka <jh@suse.cz>
25938 * tree-inline.c (tree_function_versioning): Output debug info.
25940 2009-02-28 Jan Hubicka <jh@suse.cz>
25943 * tree-inline.c (setup_one_parameter): Do not copy propagate
25944 arguments when not optimizing.
25946 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
25949 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
25950 (avx_addsubv4df3): Likewise.
25951 (*avx_addsubv4sf3): Likewise.
25952 (sse3_addsubv4sf3): Likewise.
25953 (*avx_addsubv2df3): Likewise.
25954 (sse3_addsubv2df3): Likewise.
25955 (avx_unpckhps256): Correct item selectors.
25956 (avx_unpcklps256): Likewise.
25957 (avx_unpckhpd256): Likewise.
25958 (avx_unpcklpd256): Likewise.
25960 2009-02-28 Jan Hubicka <jh@suse.cz>
25962 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
25964 (copy_arguments_for_versioning): If var is declared don't declare it.
25965 (tree_function_versioning): First setup substitutions and then copy
25968 2009-02-27 Jan Hubicka <jh@suse.cz>
25971 * cgraph.h (varpool_output_debug_info): Remove.
25972 * cgraphunit.c (varpool_output_debug_info): Remove.
25973 * dwarf2out.c (deferred_locations_struct): New struct
25974 (deferred_locations): New type.
25975 (deferred_locations_list): New static var.
25976 (deffer_location): New function.
25977 (gen_variable_die): Use it.
25978 (decls_for_scope): Output info on local static vars.
25979 (dwarf2out_finish): Process deferred locations.
25980 * varpool.c (varpool_output_debug_info): Remove.
25982 2009-02-27 Jan Hubicka <jh@suse.cz>
25985 * tree.h (TREE_PROTECTED): Fix comment.
25986 (BLOCK_HANDLER_BLOCK): Remove.
25987 (struct tree_block): Remove handler_block add body_block.
25988 (inlined_function_outer_scope_p): New.
25989 (is_body_block): Remove.
25990 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
25991 * dwarf2out.c (is_inlined_entry_point): Remove.
25992 (add_high_low_attributes): Use inlined_function_outer_scope_p.
25993 (gen_block_die): Use is_inlined_entry_point check. Remove body block
25995 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
25996 * gimplify.c (gimplify_expr): Gimplify body blocks.
25997 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
25998 block with multiple subblocks.
25999 (dump_scope_block): Prettier output; dump more flags and info.
26000 (dump_scope_blocks): New.
26001 (remove_unused_locals): Use dump_scope_blocks.
26002 * tree-flow.h (dump_scope_blocks): Declare.
26003 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
26004 * stmt.c (is_body_block): Remove.
26005 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
26006 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
26008 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
26010 PR middle-end/39308
26011 * graphite.c (graphite_loop_normal_form): Do not call
26012 number_of_iterations_exit from a gcc_assert.
26014 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
26016 * config/s390/s390.c (s390_swap_cmp): Look for conditional
26017 jumps if COND is NULL.
26018 (find_cond_jump): New function.
26019 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
26020 * config/s390/s390.md: Remove z10_cobra attribute value.
26022 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
26024 * config/alpha/alpha.h (alpha_expand_mov): Return false if
26025 force_const_mem returns NULL_RTX.
26027 2009-02-26 Jan Hubicka <jh@suse.cz>
26030 * cgraph.h (varpool_output_debug_info): Remove.
26031 * cgraphunit.c (varpool_output_debug_info): Remove.
26032 * dwarf2out.c (deferred_locations_struct): New struct
26033 (deferred_locations): New type.
26034 (deferred_locations_list): New static var.
26035 (deffer_location): New function.
26036 (gen_variable_die): Use it.
26037 (decls_for_scope): Output info on local static vars.
26038 (dwarf2out_finish): Process deferred locations.
26039 * varpool.c (varpool_output_debug_info): Remove.
26041 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
26043 PR rtl-optimization/39241
26044 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
26045 to subreg_offset_representable_p.
26047 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26049 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
26050 execute function prototype. Get f and nregs from max_reg_num
26051 and get_insns. Remove the first backward pass as it's dead,
26052 guard the forward pass by flag_expensive_optimizations.
26053 (rest_of_handle_regmove): Delete.
26054 (pass_regmove): Replace it with regmove_optimize.
26056 2009-02-25 Martin Jambor <mjambor@suse.cz>
26058 PR tree-optimization/39259
26059 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
26060 calls_alloca function flags.
26061 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
26062 calls are detected.
26064 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26066 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
26067 flags_set_1_rtx, flags_set_1_set): Delete.
26068 (regmove_optimize): Do not call mark_flags_life_zones.
26070 2009-02-24 Julian Brown <julian@codesourcery.com>
26073 * config/arm/arm.c (require_pic_register): Only set
26074 cfun->machine->pic_reg once per function.
26076 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
26078 * doc/invoke.texi (Link Options): Document an easier way to pass
26079 options that take arguments to the GNU linker using -Xlinker and -Wl.
26081 2009-02-24 Steve Ellcey <sje@cup.hp.com>
26084 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
26086 2009-02-24 Richard Guenther <rguenther@suse.de>
26089 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
26091 2009-02-24 Richard Guenther <rguenther@suse.de>
26092 Zdenek Dvorak <ook@ucw.cz>
26094 PR tree-optimization/39233
26095 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
26096 from converting them to a generic type.
26098 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
26100 PR tree-optimization/39260
26101 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
26102 contains a condition with a real type.
26103 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
26105 2009-02-23 Jason Merrill <jason@redhat.com>
26108 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
26109 narrowing_initializer_constant_valid_p.
26110 (narrowing_initializer_constant_valid_p): Don't return
26111 null_pointer_node for adding a pointer to itself.
26113 2009-02-23 Jan Hubicka <jh@suse.cz>
26116 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
26119 2009-02-23 Jan Hubicka <jh@suse.cz>
26121 PR tree-optimization/37709
26122 * tree.c (block_ultimate_origin): Move here from dwarf2out.
26123 * tree.h (block_ultimate_origin): Declare.
26124 * dwarf2out.c (block_ultimate_origin): Move to tree.c
26125 * tree-ssa-live.c (remove_unused_scope_block_p):
26126 Eliminate blocks containig no instructions nor live variables nor
26128 (dump_scope_block): New function.
26129 (remove_unused_locals): Enable removal of dead blocks by default;
26130 enable dumping at TDF_DETAILS.
26132 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26134 * config/i386/i386.c (classify_argument): Don't allow COImode
26136 (function_arg_advance_32): Don't allow OImode.
26137 (function_arg_32): Likewise.
26138 (function_value_32): Likewise.
26139 (return_in_memory_32): Likewise.
26140 (function_arg_64): Remove OImode comment.
26142 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26145 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
26146 ix86_expand_vector_set for V4DImode in 64bit mode only.
26147 (ix86_expand_vector_init_one_var): Likewise.
26149 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
26151 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
26153 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26156 * loop-iv.c: Revert last change.
26157 * emit-rtl.c: Likewise.
26159 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26162 * config/i386/i386.c (type_natural_mode): Remove an extra
26163 space in the warning message.
26164 (function_value_32): Handle 32-byte vector modes.
26165 (return_in_memory_32): Likewise.
26167 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26169 * loop-iv.c (truncate_value): New function.
26170 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
26172 (lowpart_subreg): Move to...
26173 * emit-rtl.c: ...here.
26175 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
26177 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
26178 accidental and undocumented change at revision 140860.
26180 2009-02-21 Joseph Myers <joseph@codesourcery.com>
26182 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
26183 take gimple_seq * arguments.
26184 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
26185 types_compatible_p langhook.
26187 2009-02-20 Mark Mitchell <mark@codesourcery.com>
26188 Joseph Myers <joseph@codesourcery.com>
26190 * config/arm/arm.c (arm_builtin_va_list): New function.
26191 (arm_expand_builtin_va_start): Likewise.
26192 (arm_gimplify_va_arg_expr): Likewise.
26193 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
26194 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
26195 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
26196 (va_list_type): New variable.
26197 (arm_mangle_type): Mangle va_list_type appropriately.
26199 2009-02-20 Jakub Jelinek <jakub@redhat.com>
26201 PR middle-end/39157
26202 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
26203 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
26204 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
26205 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
26206 parameter to 1000 for -O1 by default.
26207 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
26209 * loop-invariant.c: Include params.h.
26210 (move_loop_invariants): Don't call move_single_loop_invariants on
26213 2009-02-20 Jaka Mocnik <jaka@xlab.si>
26215 * calls.c (emit_library_call_value_1): Use slot_offset instead of
26216 offset when calculating bounds for indexing stack_usage_map. Fixes
26217 a buffer overflow with certain target setups.
26219 2009-02-20 Jakub Jelinek <jakub@redhat.com>
26222 * calls.c (expand_call): Clear try_tail_call if caller and callee
26223 disagree in promotion of function return value.
26225 2009-02-19 Jakub Jelinek <jakub@redhat.com>
26228 * c-common.c (c_determine_visibility): If visibility changed and
26229 DECL_RTL has been already set, call make_decl_rtl to update symbol
26232 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
26235 * varasm.c (assemble_variable): Don't check DECL_NAME when
26236 globalizing a variable.
26238 2009-02-19 Joseph Myers <joseph@codesourcery.com>
26241 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
26242 expression before any __builtin_trap call.
26243 * c-typeck.c (build_function_call): Convert and check function
26244 arguments before generating a call to a trap. Evaluate the
26245 function arguments before the trap.
26247 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
26250 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
26251 (UNSPEC_FXAM_MEM): New unspec.
26252 (fxam<mode>2_i387_with_temp): New insn and split pattern.
26253 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
26254 memory using fxam<mode>2_i387_with_temp to remove excess precision.
26256 2009-02-19 Richard Guenther <rguenther@suse.de>
26258 PR tree-optimization/39207
26259 PR tree-optimization/39074
26260 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
26261 storedanything_tree): New.
26262 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
26263 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
26264 (build_succ_graph): Add edges from STOREDANYTHING to all
26266 (init_base_vars): Initialize STOREDANYTHING.
26267 (compute_points_to_sets): Free substitution info after
26268 building the succ graph.
26269 (ipa_pta_execute): Likewise.
26271 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
26273 (do_ds_constraint): Do not add to special var or non-pointer
26275 (type_could_have_pointers): Split out from ...
26276 (could_have_pointers): ... here. For arrays use the element type.
26277 (create_variable_info_for): Initialize may_have_pointers.
26278 (new_var_info): Likewise.
26279 (handle_lhs_call): Make the HEAP variable unknown-sized.
26280 (intra_create_variable_infos): Use a type with pointers for
26281 PARM_NOALIAS, make it unknown-sized.
26283 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
26286 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
26288 2009-02-18 Jason Merrill <jason@redhat.com>
26291 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
26292 value if DECL_EXTERNAL.
26293 * tree-sra.c (sra_walk_gimple_assign): Likewise.
26294 * target.h (gcc_target::binds_local_p): Clarify "module".
26295 * tree.h (TREE_PUBLIC): Clarify "module".
26297 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
26300 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
26301 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
26303 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
26306 * c.opt (Wabi): Support C and ObjC.
26309 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
26311 * config/i386/i386.c (classify_argument): Warn once about the ABI
26312 change when passing union with long double.
26314 * doc/invoke.texi: Update -Wabi for warning psABI changes.
26316 2009-02-18 Joseph Myers <joseph@codesourcery.com>
26319 * c-parser.c (c_parser_compound_statement): Always enter and leave
26322 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26325 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
26327 2009-02-18 Jakub Jelinek <jakub@redhat.com>
26329 PR tree-optimization/36922
26330 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
26331 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
26334 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26336 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
26339 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26341 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
26343 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26345 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
26348 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
26349 Richard Sandiford <rdsandiford@googlemail.com>
26351 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
26352 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
26353 (loongson_biadd): ...this.
26355 2009-02-17 Richard Guenther <rguenther@suse.de>
26357 PR tree-optimization/39202
26358 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
26359 a var make sure to follow existing collapses.
26361 2009-02-17 Richard Guenther <rguenther@suse.de>
26363 PR middle-end/39214
26364 * langhooks.c (lhd_print_error_function): Check for NULL block.
26366 2009-02-17 Richard Guenther <rguenther@suse.de>
26368 PR tree-optimization/39204
26369 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
26372 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
26374 * config/soft-fp/double.h: Update from glibc CVS.
26376 2009-02-17 Richard Guenther <rguenther@suse.de>
26378 PR tree-optimization/39207
26379 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
26380 strict-aliasing warnings for pointers pointing to NULL.
26382 2009-02-16 Joseph Myers <joseph@codesourcery.com>
26385 * c-parser.c (c_parser_braced_init): Call pop_init_level when
26386 skipping until next close brace.
26388 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
26391 * config/i386/i386.c (ix86_expand_push): Set memory alignment
26392 to function argument boundary.
26394 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
26396 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
26397 in the lea_add. Reload eventually constraints it properly.
26398 * config/picochip/constraints.md: Remove the target constraint
26399 "b", since it is not needed anymore.
26401 2009-02-16 Jakub Jelinek <jakub@redhat.com>
26403 * gthr-dce.h: Uglify function parameter and local variable names.
26404 * gthr-gnat.h: Likewise.
26405 * gthr-mipssde.h: Likewise.
26406 * gthr-nks.h: Likewise.
26407 * gthr-posix95.h: Likewise.
26408 * gthr-posix.h: Likewise.
26409 * gthr-rtems.h: Likewise.
26410 * gthr-single.h: Likewise.
26411 * gthr-solaris.h: Likewise.
26412 * gthr-tpf.h: Likewise.
26413 * gthr-vxworks.h: Likewise.
26414 * gthr-win32.h: Likewise.
26416 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
26419 * config/i386/i386.md: Restrict the new peephole2 to move
26420 between MMX/SSE registers.
26422 2009-02-15 Richard Guenther <rguenther@suse.de>
26425 2009-02-13 Richard Guenther <rguenther@suse.de>
26427 * configure.ac: Enable LFS.
26428 * configure: Re-generate.
26429 * config.in: Likewise.
26431 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26433 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
26434 spu_srqwbyte, spu_srqwbytebc): Define.
26435 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
26436 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
26437 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
26438 "shrqby_<mode>"): New insn-and-split patterns.
26439 * config/spu/spu.c (expand_builtin_args): Determine and return
26440 number of operands using spu_builtin_description data.
26441 (spu_expand_builtin_1): Use it.
26443 2009-02-13 Steve Ellcey <sje@cup.hp.com>
26446 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
26449 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26452 * config/i386/i386.c (override_options): Correct warning
26453 messages for -malign-loops, -malign-jumps and -malign-functions.
26455 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26458 * config/i386/i386.md: Restrict the new peephole2 to move
26459 between the general purpose registers.
26461 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26464 * config/i386/i386.c (type_natural_mode): Add a new argument.
26465 Return the original mode and warn ABI change if vector size is 32byte.
26466 (function_arg_advance): Updated.
26467 (function_arg): Likewise.
26468 (ix86_function_value): Likewise.
26469 (ix86_return_in_memory): Likewise.
26470 (ix86_sol10_return_in_memory): Likewise.
26471 (ix86_gimplify_va_arg): Likewise.
26472 (function_arg_32): Don't warn ABX ABI change here.
26473 (function_arg_64): Likewise.
26475 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
26477 * loop-iv.c (implies_p): In the final case, test that operands 0
26478 of the two comparisons match.
26480 * config/bfin/bfin.c (find_prev_insn_start): New function.
26481 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
26482 (find_next_insn_start): Move.
26484 2009-02-13 Richard Guenther <rguenther@suse.de>
26486 * configure.ac: Enable LFS.
26487 * configure: Re-generate.
26488 * config.in: Likewise.
26490 2009-02-13 Joseph Myers <joseph@codesourcery.com>
26493 * c-parser.c (c_parser_parms_list_declarator): Discard pending
26494 sizes on syntax error after some arguments have been parsed.
26496 2009-02-12 Jakub Jelinek <jakub@redhat.com>
26498 * doc/invoke.texi (-fira): Remove.
26500 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26502 * caller-save.c: Replace regclass.c with reginfo.c in comments.
26503 * recog.c: Likewise.
26506 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
26508 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
26509 (umul_ppmm): Likewise.
26510 (count_leading_zeros): Likewise.
26511 (count_trailing_zeros): Likewise.
26512 (UMUL_TIME): Likewise.
26514 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26516 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
26517 soft-fp/t-softfp to tmake_file.
26519 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
26520 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
26521 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
26522 IA64_BUILTIN_INFQ]: New.
26523 (ia64_init_builtins): Initialize __builtin_infq,
26524 __builtin_fabsq and __builtin_copysignq if not HPUX.
26525 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
26526 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
26528 * config/ia64/lib1funcs.asm (__divtf3): Define only if
26530 (__fixtfti): Likewise.
26531 (__fixunstfti): Likewise.
26532 (__floattitf): Likewise.
26534 * config/ia64/libgcc-glibc.ver: New.
26535 * config/ia64/t-fprules-softfp: Likewise.
26536 * config/ia64/sfp-machine.h: Likewise.
26538 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
26539 (LIBGCC2_TF_CEXT): Likewise.
26540 (TF_SIZE): Likewise.
26541 (TARGET_INIT_LIBFUNCS): Likewise.
26543 * config/ia64/t-glibc (SHLINB_MAPFILES):
26544 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
26546 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26548 * config/i386/i386.c (construct_container): Rewrite processing
26549 BLKmode with X86_64_SSE_CLASS.
26551 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
26554 * config/i386/i386.md: Replace simplify_replace_rtx with
26555 replace_rtx in the new peephole2.
26557 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
26559 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
26560 loop unrolling do not happen at -O2.
26562 2009-02-12 Michael Matz <matz@suse.de>
26564 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
26566 2009-02-12 Jakub Jelinek <jakub@redhat.com>
26568 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
26571 2009-02-12 Ben Elliston <bje@au.ibm.com>
26573 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
26574 patterns when updating the back chain. Missed in the 2009-02-10
26577 2009-02-11 Janis Johnson <janis187@us.ibm.com>
26579 * doc/extend.texi (Decimal Floating Types): Update identifier of
26580 draft TR and list of missing support.
26582 2009-02-11 Jakub Jelinek <jakub@redhat.com>
26584 PR middle-end/39154
26585 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
26586 bit to variable length decl's flags, add it also to its
26587 pointer replacement variable.
26589 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
26590 Jakub Jelinek <jakub@redhat.com>
26593 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
26594 (memory_blockage): New expander.
26595 (*memory_blockage): New insn pattern.
26596 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
26597 instead of general blockage at the end of function prologue when
26598 frame pointer is used to access red zone area. Do not emit blockage
26599 when profiling, it is emitted in generic code.
26600 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
26601 function epilogue when frame pointer is used to access red zone area.
26603 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
26606 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
26607 by arithmetic with memory operands.
26608 * config/i386/predicates.md (commutative_operator): New.
26610 2009-02-10 Janis Johnson <janis187@us.ibm.com>
26612 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
26615 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
26617 * alias.h (record_alias_subset): Declare.
26618 * alias.c (record_alias_subset): Make global.
26620 2009-02-10 Nick Clifton <nickc@redhat.com>
26622 * tree-parloops.c: Change license to GPLv3.
26623 * ipa-struct-reorg.c: Change license to GPLv3.
26624 * ipa-struct-reorg.h: Change license to GPLv3.
26626 2009-02-10 Steve Ellcey <sje@cup.hp.com>
26629 * c-decl.c (start_struct): Return NULL on error.
26631 2009-02-10 Jakub Jelinek <jakub@redhat.com>
26633 PR middle-end/39124
26634 * cfgloopmanip.c (remove_path): Call remove_bbs after
26635 cancel_loop_tree, not before it.
26638 * function.h (struct function): Add has_local_explicit_reg_vars bit.
26639 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
26640 VAR_DECLs were seen.
26641 * tree-ssa-live.c (remove_unused_locals): Recompute
26642 cfun->has_local_explicit_reg_vars.
26643 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
26644 copies or clearings if cfun->has_local_explicit_reg_vars.
26646 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
26649 * config/i386/i386.c (expand_prologue): Emit blockage at the end
26650 of function prologue when frame pointer is used to access
26653 2009-02-10 Richard Guenther <rguenther@suse.de>
26655 PR middle-end/39127
26656 * gimplify.c (gimple_regimplify_operands): Always look if
26657 we need to create a temporary.
26659 2009-02-10 Richard Guenther <rguenther@suse.de>
26661 PR tree-optimization/39132
26662 * tree-loop-distribution.c (todo): New global var.
26663 (generate_memset_zero): Trigger TODO_rebuild_alias.
26664 (tree_loop_distribution): Return todo.
26666 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
26669 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
26670 (x86_64_reg_class_name): Removed.
26671 (classify_argument): Return 0 if bytes > 32. Return 0 if the
26672 first one isn't X86_64_SSE_CLASS or any other ones aren't
26673 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
26674 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
26675 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
26676 and 3 X86_64_SSEUP_CLASS.
26677 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
26678 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
26680 2009-02-10 Ben Elliston <bje@au.ibm.com>
26682 * config/rs6000/rs6000.md (allocate_stack): Always use an update
26683 form instruction to update the stack back chain word, even if the
26684 user has disabled the generation of update instructions.
26685 (movdi_<mode>_update_stack): New.
26686 (movsi_update_stack): Likewise.
26687 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
26688 always use an update form instruction to update the stack back
26691 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
26693 PR middle-end/38953
26694 * graphite.c (if_region_set_false_region): After moving a region in
26695 the false branch of a condition, remove the empty dummy basic block.
26696 (gloog): Remove wrong fix for PR38953.
26698 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26700 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
26701 generation due to implicit sign extension.
26703 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
26705 PR middle-end/38981
26706 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
26707 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
26709 2009-02-09 Richard Guenther <rguenther@suse.de>
26711 PR middle-end/35202
26712 * convert.c (convert_to_real): Disable (float)fn((double)x)
26713 to fnf(x) conversion if errno differences may occur and
26714 -fmath-errno is set.
26716 2009-02-07 Anatoly Sokolov <aesok@post.ru>
26718 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
26719 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
26720 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
26722 2009-02-06 Joseph Myers <joseph@codesourcery.com>
26725 * c-common.c (handle_alias_attribute): Disallow attribute for
26726 anything not a FUNCTION_DECL or VAR_DECL.
26728 2009-02-06 Janis Johnson <janis187@us.ibm.com>
26731 * real.c (do_compare): Special-case compare of zero against
26732 decimal float value.
26734 2009-02-06 Joseph Myers <joseph@codesourcery.com>
26737 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
26738 as indicating flexible array members unless the field itself is
26739 being declarared as the incomplete array.
26741 2009-02-06 Jan Hubicka <jh@suse.cz>
26743 PR tree-optimization/38844
26744 * ipa-inline.c (try_inline): Stop inlining recursion when edge
26745 is already inlined.
26747 2009-02-06 Richard Guenther <rguenther@suse.de>
26749 PR middle-end/38977
26750 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
26751 fork because we may expand it as __gcov_fork.
26753 2009-02-06 Nick Clifton <nickc@redhat.com>
26755 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
26757 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
26759 PR tree-optimization/35659
26760 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
26761 vn_phi_eq): Shortcut if hashcode does not match.
26762 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
26764 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
26765 and avoid iterative_hash_expr.
26766 (FOR_EACH_VALUE_ID_IN_SET): New.
26767 (value_id_compare): Remove.
26768 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
26769 sort expressions by value id.
26771 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
26774 * config/sh/predicates.md (general_movsrc_operand): Don't check
26775 the subreg of system registers here.
26777 2009-02-05 Jakub Jelinek <jakub@redhat.com>
26780 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
26781 on the copied decl.
26783 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
26785 PR rtl-optimization/39110
26786 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
26787 addresses, not aligned ones.
26789 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
26790 Richard Guenther <rguenther@suse.de>
26792 PR tree-optimization/39100
26793 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
26794 comment says and add edges.
26796 2009-02-05 Joseph Myers <joseph@codesourcery.com>
26799 * c-common.c (handle_tls_model_attribute): Ignore attribute for
26800 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
26802 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
26804 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
26805 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
26806 register_bb_in_sese, new_sese, free_sese): Moved.
26807 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
26808 outermost_loop_in_scop, build_scop_iteration_domain,
26809 expand_scalar_variables_ssa_name, get_vdef_before_scop,
26810 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
26811 Use loop_in_sese_p instead of loop_in_scop_p.
26812 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
26813 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
26814 (scopdet_basic_block_info): Fix bug in scop detection.
26815 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
26816 eq_loop_to_cloog_loop): Remove.
26817 (nb_loops_around_loop_in_scop, nb_loop
26818 ref_nb_loops): Moved here...
26819 * graphite.h (ref_nb_loops): ... from here.
26820 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
26821 (loop_domain_dim, loop_iteration_vector_dim): Remove.
26822 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
26824 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
26825 Hans-Peter Nilsson <hp@axis.com>
26827 PR rtl-optimization/37889
26828 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
26829 Move offset handling from PLUS to before the switch. Use new
26830 arguments when considering SYMBOL_REFs too.
26831 (rtx_addr_can_trap_p): Pass dummy offset and size.
26832 (enum may_trap_p_flags): Remove.
26833 (may_trap_p_1): Pass size from MEM_SIZE.
26835 PR rtl-optimization/38921
26836 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
26837 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
26838 * rtlanal.c (may_trap_after_code_motion_p): Delete.
26839 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
26841 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
26843 AVX Programming Reference (January, 2009)
26844 * config/i386/sse.md (*vpclmulqdq): New.
26846 2009-02-04 Jakub Jelinek <jakub@redhat.com>
26848 PR tree-optimization/38977
26849 PR gcov-profile/38292
26850 * calls.c (special_function_p): Disregard __builtin_ prefix.
26852 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
26854 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
26855 non-indexable addresses even before reload.
26857 2009-02-03 Joseph Myers <joseph@codesourcery.com>
26860 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
26861 as having variable size. Do not give an error for unnamed
26862 parameters with [*] declarators. Give a warning for type names
26863 with [*] declarators and mark them as variable size.
26864 * c-parser.c (c_parser_sizeof_expression): Do not give an error
26865 for sizeof applied to [*] type names.
26867 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
26870 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
26872 2009-02-03 Jakub Jelinek <jakub@redhat.com>
26874 * gcc.c (process_command): Update copyright notice dates.
26875 * gcov.c (print_version): Likewise.
26876 * gcov-dump.c (print_version): Likewise.
26877 * mips-tfile.c (main): Likewise.
26878 * mips-tdump.c (main): Likewise.
26880 2009-02-03 Joseph Myers <joseph@codesourcery.com>
26883 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
26884 for composite type involving a zero-length array type.
26886 2009-02-03 Jakub Jelinek <jakub@redhat.com>
26889 * function.c (match_asm_constraints_1): Skip over
26890 initial optional % in the constraint.
26892 PR inline-asm/39059
26893 * c-parser.c (c_parser_postfix_expression): If fixed point is not
26894 supported, don't accept FIXED_CSTs.
26895 * c-decl.c (finish_declspecs): Error if fixed point is not supported
26896 and _Sat is used without _Fract/_Accum. Set specs->type to
26897 integer_type_node for cts_fract/cts_accum if fixed point is not
26900 2009-02-02 Catherine Moore <clm@codesourcery.com>
26902 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
26904 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
26906 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
26907 (ABI_HAS_64BIT_SYMBOLS): Use it.
26908 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
26910 2009-02-02 Paul Brook <paul@codesourcery.com>
26912 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
26914 2009-02-02 Jakub Jelinek <jakub@redhat.com>
26916 PR inline-asm/39058
26917 * recog.h (asm_operand_ok): Add constraints argument.
26918 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
26919 recurse on matching constraint.
26920 (check_asm_operands): Pass constraints as 3rd argument to
26921 asm_operand_ok. Don't look up matching constraint here.
26922 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
26925 2009-02-02 Ben Elliston <bje@au.ibm.com>
26927 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
26928 TARGET_NARROW_VOLATILE_BITFIELD macro names.
26930 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26932 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
26933 information. Remove some obsolete information. Reorganize.
26935 * config/pa/fptr.c: Revert license to GPL 2.
26936 * config/pa/milli64.S: Likewise.
26938 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
26941 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
26942 LIBRARY name in, instead of hard-coding it.
26943 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
26944 extra target make frag to tmake_files according to EH model.
26945 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
26946 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
26947 frags that define makefile variable EH_MODEL appropriately.
26948 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
26949 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
26950 to "-sjlj" according to type of EH configured.
26951 (LIBGCC_SONAME): Concatenate it to shared library base name.
26952 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
26953 to "_sjlj" according to type of EH configured.
26954 (LIBGCC_SONAME): Concatenate it to shared library base name.
26955 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
26956 (SHLIB_LINK): Add missing semicolon to if-else construct.
26957 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
26958 string value of "pe_dll" command-line option.
26959 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
26960 (SHLIB_SONAME): Use it when overriding t-cygming default.
26961 (SHLIB_IMPLIB): Override t-cygming default.
26962 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
26963 string value of "pe_dll" command-line option.
26965 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
26968 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
26969 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
26971 2009-01-31 Richard Guenther <rguenther@suse.de>
26973 PR tree-optimization/38937
26974 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
26975 computing the transitive closure.
26977 2009-01-30 Richard Guenther <rguenther@suse.de>
26979 PR tree-optimization/39041
26980 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
26981 Propagate variable indices only if the types match for this stmt.
26983 2009-01-30 Jakub Jelinek <jakub@redhat.com>
26986 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
26987 inline but never defined.
26989 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
26991 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
26992 (*insv_h_di_reg_extimm): New insn.
26993 (*insv_l<mode>_reg_extimm): New insn.
26995 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
26997 * config/picochip/picochip.c (flag_conserve_stack): set
26998 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
26999 fconserve-stack. Reduce call-overhead used by inliner.
27001 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
27004 * common.opt (flag_conserve_stack): Initialised to zero.
27006 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
27009 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
27010 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
27013 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
27015 * ira-color.c (allocno_reload_assign): Update comments.
27016 * regmove.c (regmove_optimize): Likewise.
27020 2009-01-29 Robert Millan <rmh@aybabtu.com>
27022 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
27023 * config/i386/kopensolaris-gnu.h: New file. Undefine
27024 `MD_UNWIND_SUPPORT'.
27025 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
27027 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
27029 PR tree-optimization/39007
27030 * tree-loop-distribution.c (generate_builtin): Use
27031 recompute_dominator to compute the immediate dominator of the
27032 basic block just after the loop.
27034 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
27036 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
27037 (ASM_OUTPUT_DWARF_PCREL): Define.
27039 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
27041 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
27042 * doc/passes.texi: Remove entries about regclass, local-alloc, and
27043 global. Modify entries about regmove and IRA.
27045 * ra-conflict.c: Remove the file.
27047 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
27049 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
27050 (pass_regclass_init): Rename to pass_reginfo_init.
27052 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
27054 * toplev.h (flag_ira): Remove.
27056 * caller-save.c (setup_save_areas): Remove flag_ira.
27058 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
27060 * global.c: Remove the file.
27062 * opts.c (decode_options): Remove flag_ira.
27064 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
27066 * regmove.c: Modify file description.
27067 (find_use_as_address, try_auto_increment): Define them only if
27068 AUTO_INC_DEC is defined.
27069 (replacement_quality, replace_in_call_usage, fixup_match_1,
27070 stable_and_no_regs_but_for_p): Remove.
27071 (reg_set_in_bb): Make it static.
27072 (regmove_optimize): Remove flag_ira and code which worked for
27075 * local-alloc.c: Remove the file.
27077 * common.opt (fira): Remove.
27079 * ira.c: Include except.h.
27080 (eliminable_regset): Move from global.c.
27081 (mark_elimination): Ditto. Remove flag_ira.
27082 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
27083 equiv_mem_modified, validate_equiv_mem_from_store,
27084 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
27085 contains_replace_regs, memref_referenced_p, memref_used_between_p,
27086 no_equiv, recorded_label_ref): Move from local-alloc.c.
27087 (update_equiv_regs): Ditto. Make it static.
27088 (print_insn_chain, print_insn_chains): Move it from global.c.
27089 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
27090 (build_insn_chain): Ditto. Make it static.
27091 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
27092 Rename to init_live_subregs.
27093 (gate_ira): Remove flag_ira.
27095 * regclass.c: Rename reginfo.c. Change file description.
27096 (FORBIDDEN_INC_DEC_CLASSES): Remove.
27097 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
27098 (init_reg_sets_1): Remove code for evaluation of
27099 reg_class_superclasses and losing_caller_save_reg_set.
27100 (init_regs): Remove init_reg_autoinc.
27101 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
27102 ok_for_base_p_nonstrict): Remove.
27103 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
27104 (pass_regclass_init): Rename to pass_reginfo_init. Modify
27105 corresponding entries.
27106 (dump_regclass, record_operand_costs, scan_one_insn,
27107 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
27108 record_address_regs, auto_inc_dec_reg_p): Remove.
27109 (gt-regclass.h): Rename to gt-reginfo.h.
27111 * rtl.h (dump_global_regs, retry_global_alloc,
27112 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
27114 * Makefile.in (RA_H): Remove.
27115 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
27116 Rename regclass.o to reginfo.o.
27117 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
27119 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
27120 (GTFILES): Rename regclass.c to reginfo.c.
27122 * passes.c (init_optimization_passes): Remove pass_local_alloc and
27123 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
27125 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
27126 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
27128 (finish_spills): Ditto. Remove code for !flag_ira.
27130 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
27132 PR middle-end/35854
27133 * doc/invoke.texi (rtl debug options): Complete rewrite.
27134 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
27136 * mode-switching.c (pass_mode_switching): Rename pass from
27137 "mode-sw" to "mode_sw".
27138 * except.c (pass_convert_to_eh_ranges): Rename pass from
27139 "eh-ranges" to "eh_ranges".
27140 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
27144 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
27145 Alexander Monakov <amonakov@ispras.ru>
27147 PR middle-end/38857
27148 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
27150 (move_exprs_to_boundary): Change return type and pass through
27151 should_move from move_op. Relax assert. Update usage ...
27152 (schedule_expr_on_boundary): ... here. Use should_move instead of
27154 (move_op_orig_expr_found): Indicate that insn was disconnected from
27156 (code_motion_process_successors): Do not call after_merge_succs
27157 callback if original expression was not found when traversing any of
27159 (code_motion_path_driver): Change return type. Update prototype.
27160 (move_op): Update comment. Add a new parameter (should_move). Update
27161 prototype. Set *should_move based on indication provided by
27162 move_op_orig_expr_found.
27164 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
27166 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
27167 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
27168 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
27169 * config/rs6000/rs6000.c (rs6000_override_options): Default
27170 avoid-indexed-addresses on for Power6, off for everything else.
27171 (avoiding_indexed_address_p): New function.
27172 (rs6000_legitimize_address): Use it.
27173 (rs6000_legitimate_address): Likewise.
27174 * config/rs6000/rs6000.md (movXX_updateX): Likewise
27176 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
27178 PR tree-optimization/38997
27179 * tree-loop-distribution.c (generate_memset_zero): Use
27180 POINTER_PLUS_EXPR for a pointer addition.
27182 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
27184 * config/s390/s390.md (bswap<mode>2): New pattern added.
27186 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27188 * config/s390/s390.md (*tls_load_31): Added type attribute.
27190 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27192 * config/s390/s390.md: Fix a few comments.
27194 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27196 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
27197 (*tm<mode>_full): Fixed z10prop attribute.
27198 (*tst<mode>_extimm): Fixed z10prop attribute.
27199 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
27200 (*tstqiCCT_cconly): Fixed z10prop attribute.
27201 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
27202 (*movsi_larl): Fixed z10prop attribute.
27203 (*movsi_zarch): Fixed z10prop attribute.
27204 (*movsi_eas): Fixed z10prop attribute.
27205 (*movhi): Fixed z10prop attribute.
27206 (*movqi): Fixed z10prop attribute.
27207 (*movstrictqi): Fixed z10prop attribute.
27208 (*mov<mode>): Fixed z10prop attribute.
27209 (*movcc): Fixed z10prop attribute.
27210 (*sethighpartdi_64): Fixed z10prop attribute.
27211 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
27212 (*negdi2_sign_cc): Fixed z10prop attribute.
27213 (*negdi2_sign): Fixed z10prop attribute.
27214 (*absdi2_sign_cc): Fixed z10prop attribute.
27215 (*absdi2_sign): Fixed z10prop attribute.
27216 (*negabsdi2_sign_cc): Fixed z10prop attribute.
27217 (*negabsdi2_sign): Fixed z10prop attribute.
27218 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
27219 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
27220 (doloop_si64): Fixed z10prop attribute.
27221 (doloop_si31): Fixed z10prop attribute.
27222 (doloop_long): Fixed z10prop attribute.
27223 (indirect_jump): Fixed z10prop attribute.
27224 (nop): Fixed z10prop attribute.
27225 (main_base_64): Fixed z10prop attribute.
27226 (reload_base_64): Fixed z10prop attribute.
27228 2009-01-28 Jakub Jelinek <jakub@redhat.com>
27230 PR rtl-optimization/38740
27231 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
27233 * config/mips/mips.c (mips_reorg): Likewise.
27235 2009-01-28 Richard Guenther <rguenther@suse.de>
27237 PR tree-optimization/38926
27238 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
27239 with the correct value id to a value.
27240 (do_regular_insertion): Use the value number of edoubleprime
27241 for the value number of the expr.
27244 2008-08-21 Richard Guenther <rguenther@suse.de>
27246 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
27247 a PHI ask VN if it is already available.
27248 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
27249 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
27251 2009-01-28 Jakub Jelinek <jakub@redhat.com>
27253 PR middle-end/38934
27254 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
27255 set to varying whenever max has TREE_OVERFLOW set, similarly
27256 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
27258 2009-01-28 Richard Guenther <rguenther@suse.de>
27260 PR middle-end/38908
27261 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
27262 uninitialized aggregate uses in call arguments.
27264 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
27266 PR tree-optimization/38984
27267 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
27268 the nothing_id variable if -fno-delete-null-pointer-checks.
27270 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
27273 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
27274 (set_got_offset_rex64): Ditto.
27276 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
27279 * doc/extend.texi: Improve local variable with asm reg.
27281 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
27283 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
27284 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
27285 was not supplied then set warn_packed_bitfield_compat to the
27286 default value of 1.
27287 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
27290 2009-01-27 Richard Guenther <rguenther@suse.de>
27292 PR tree-optimization/38503
27293 * cfgexpand.c (expand_gimple_basic_block): Ignore
27294 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
27295 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
27296 variables that cannot have TBAA applied.
27297 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
27300 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
27302 PR middle-end/38969
27303 * calls.c (initialize_argument_information): Do not wrap complex
27304 arguments in SAVE_EXPR.
27306 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
27308 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
27309 (INSTALL_LIBGCC): Revert typo commit.
27311 2009-01-26 Richard Guenther <rguenther@suse.de>
27313 PR tree-optimization/38745
27314 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
27315 from special handling.
27317 2009-01-26 Richard Guenther <rguenther@suse.de>
27319 PR tree-optimization/38745
27320 * tree-ssa.c (execute_update_addresses_taken): Do not include
27321 variables that cannot possibly be a register in not_reg_needs.
27322 Do not clear TREE_ADDRESSABLE on vars that may not become
27324 * tree-ssa.c (update_alias_info_1): Include those in the set
27325 of addressable vars.
27327 2009-01-26 Richard Guenther <rguenther@suse.de>
27329 PR middle-end/38851
27330 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
27331 * tree-ssa-dse.c: Include langhooks.h
27332 (execute_simple_dse): Remove stores with zero size.
27334 2009-01-24 Jakub Jelinek <jakub@redhat.com>
27337 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
27340 2009-01-24 Julian Brown <julian@codesourcery.com>
27342 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
27343 config/arm/linux-atomic.c.
27344 * config/arm/linux-atomic.c: New.
27346 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
27348 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
27349 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
27350 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
27352 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
27355 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
27358 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
27360 PR tree-optimization/38953
27361 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
27362 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
27363 (gloog): Split the exit of the scop when the scop exit is a loop exit.
27364 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
27367 2009-01-24 Paul Brook <paul@codesourcery.com>
27369 * config/arm/neon.md (neon_type): Move to arm.md.
27370 (neon_mov<VSTRUCT>): Add neon_type attribute.
27371 * config/arm/arm.md (neon_type): Move to here.
27372 (conds): Add "unconditioal" and use as default for NEON insns.
27374 2009-01-24 Ben Elliston <bje@au.ibm.com>
27376 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
27377 void *' warning from -Wc++-compat.
27378 * Makefile.in (dominance.o-warn): Remove.
27380 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
27382 PR tree-optimization/38932
27383 * fold-const.c (fold_unary_ignore_overflow): New.
27384 * tree.h (fold_unary_ignore_overflow): Declare.
27385 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
27386 * tree-ssa-sccvn.c (visit_reference_op_load,
27387 simplify_unary_expression): Likewise.
27389 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
27391 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
27392 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
27393 regardless of their type.
27394 * c-common.c (handle_packed_attribute): Don't ignore packed on
27396 * c.opt (Wpacked-bitfield-compat): New warning option.
27397 * stor-layout.c (place_field): Warn if offset of a field changed.
27398 * doc/extend.texi (packed): Mention the ABI change.
27399 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
27400 (Warning Options): Add it to the list.
27402 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
27404 * c-opts.c (c_common_post_options): Fix a typo in comments.
27406 2009-01-22 Steve Ellcey <sje@cup.hp.com>
27408 PR middle-end/38615
27409 * gimplify.c (gimplify_init_constructor): Fix promotion of const
27410 variables to static.
27411 * doc/invoke.texi (-fmerge-all-constants): Update description.
27413 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
27416 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
27417 (*movdi_1_rex64): Use type "mmx" for alternative 5.
27419 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
27421 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
27423 (LOCAL_ALIGNMENT): Similarly.
27425 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
27426 Joseph Myers <joseph@codesourcery.com>
27428 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
27429 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
27430 * config/arm/arm-tune.md: Regenerate.
27431 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
27434 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
27436 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
27437 version number to five.
27439 2009-01-22 Dodji Seketeli <dodji@redhat.com>
27442 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
27443 * c-common.c (set_underlying_type): Likewise.
27444 (is_typedef_decl ): Likewise
27446 (set_underlying_type): Likewise.
27447 (is_typedef_type): Likewise.
27449 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
27451 PR middle-end/38587
27452 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
27455 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
27458 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
27459 (LIBGCC_SPEC): Don't define.
27460 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
27462 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
27464 PR rtl-optimization/38879
27465 * alias.c (base_alias_check): Unaligned access via AND address can
27466 alias all surrounding object types except those with sizes equal
27467 or wider than the size of unaligned access.
27469 2009-01-21 Dodji Seketeli <dodji@redhat.com>
27472 * c-decl.c (clone_underlying_type): Move this ...
27473 * c-common.c (set_underlying_type): ... here.
27474 Also, make sure the function properly sets TYPE_STUB_DECL() on
27475 the newly created typedef variant type.
27476 (is_typedef_decl ): New entry point.
27477 * tree.h: Added a new member member_types_needing_access_check to
27478 struct tree_decl_non_common.
27479 (set_underlying_type): New entry point.
27480 (is_typedef_type): Likewise.
27482 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
27484 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
27485 Check whether two instructions have memory references that
27486 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
27487 are helper functions for traversing.
27488 * alias.h (insn_alias_sets_confilict_p): New prototypes.
27489 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
27490 not to draw dependency edge for instructions with non-conflicting
27493 2009-01-20 Joseph Myers <joseph@codesourcery.com>
27496 * longlong.h: Update copyright years. Use soft-fp license notice.
27497 Sync __clz_tab declaration with glibc.
27499 2009-01-20 Steve Ellcey <sje@cup.hp.com>
27502 * doc/extend.texi (syscall_linkage): New.
27503 (version_id): Modify.
27505 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
27506 Richard Guenther <rguenther@suse.de>
27508 PR tree-optimization/38747
27509 PR tree-optimization/38748
27510 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
27511 conversion if the base address is an indirect reference and the
27512 aliasing sets could cause issues.
27514 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
27516 * common.opt (fgraphite, fgraphite-identity): Add comment for
27517 explaining why these options are not documented.
27519 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
27521 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
27522 gimple_call_lhs is NULL.
27524 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
27527 * emit-rtl.c (adjust_address_1): Make sure memref is never
27530 2009-01-20 Ben Elliston <bje@au.ibm.com>
27532 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
27533 const qualifier from arg parameter. Remove unnecessary cast to char *.
27534 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
27535 const qualifier from arg 2.
27537 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
27539 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
27541 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
27544 * rtl.h (reinit_regs): New prototype.
27545 * regclass.c: Include ira.h.
27546 (reinit_regs): New.
27547 * Makefile.in (regclass.o): Add ira.h.
27548 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
27550 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
27553 * c-common.c (handle_aligned_attribute): Use
27554 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
27555 default alignment value.
27557 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
27559 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
27560 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
27562 * doc/extend.texi: Update __attribute__ ((aligned)). Document
27563 __BIGGEST_ALIGNMENT__.
27565 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
27567 2009-01-18 Richard Guenther <rguenther@suse.de>
27569 PR tree-optimization/38819
27570 * tree-flow.h (operation_could_trap_helper_p): Declare.
27571 * tree-eh.c (operation_could_trap_helper_p): Export.
27572 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
27573 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
27574 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
27575 are about to insert a possibly trapping instruction and fail
27578 2009-01-18 Andreas Schwab <schwab@suse.de>
27580 * doc/install.texi (Configuration): Remove obsolete paragraph
27581 about use of --with-gnu-ld with --with-gnu-as.
27583 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
27585 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
27586 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
27587 Follow spelling conventions.
27589 2009-01-18 Ben Elliston <bje@au.ibm.com>
27591 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
27592 C++ warning about implicit conversion from void * to struct
27594 (bitmap_obstack_free): Likewise for bitmap_element *.
27595 * Makefile.in (bitmap.o-warn): Remove.
27597 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
27599 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
27601 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
27602 Tobias Grosser <tobi.grosser@amd.com>
27604 * graphite.c (graphite_trans_scop_block): Do not block single
27607 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
27609 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
27610 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
27611 test with assertion.
27613 2009-01-16 Richard Guenther <rguenther@suse.de>
27615 PR tree-optimization/38835
27616 PR middle-end/36227
27617 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
27618 and INT + PTR -> (INT)(PTR p+ INT) folding.
27619 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
27621 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
27624 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
27625 the subreg from a lowpart subreg if it is also casting the value.
27627 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
27628 Tobias Grosser <tobi.grosser@amd.com>
27630 * graphite.c (compare_prefix_loops): New.
27631 (build_scop_canonical_schedules): Rewritten.
27632 (graphite_transform_loops): Move build_scop_canonical_schedules
27633 after build_scop_iteration_domain.
27635 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
27636 Tobias Grosser <tobi.grosser@amd.com>
27638 * graphite.c (add_conditions_to_domain): Add the loops to
27639 the dimension of the iteration domain. Do copy the domain
27640 only when it exists.
27641 (build_scop_conditions_1): Do not call add_conditions_to_domain.
27642 (add_conditions_to_constraints): New.
27643 (can_generate_code_stmt, can_generate_code): Removed.
27644 (gloog): Do not call can_generate_code.
27645 (graphite_transform_loops): Call add_conditions_to_constraints
27646 after building the iteration domain.
27648 2009-01-16 Jakub Jelinek <jakub@redhat.com>
27650 PR tree-optimization/38789
27651 * tree-ssa-threadedge.c
27652 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
27653 __builtin_constant_p.
27655 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
27657 * dce.c (delete_unmarked_insns): Reversed the order that insns are
27658 examined before deleting them.
27660 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
27662 * function.c (aggregate_value_p): Correctly extract the function
27663 type from CALL_EXPR_FN lookup.
27665 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
27667 * config/picochip/picochip.c (picochip_override_options): Revert
27668 CFI asm flag disable commited previously.
27670 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
27671 Tobias Grosser <tobi.grosser@amd.com>
27672 Jan Sjodin <jan.sjodin@amd.com>
27674 * graphite.c (scan_tree_for_params): On substractions negate
27675 all the coefficients of the term.
27676 (clast_to_gcc_expression_red): New. Handle reduction expressions
27677 of more than two operands.
27678 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
27679 (get_vdef_before_scop): Handle also the case of default definitions.
27681 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
27683 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
27684 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
27685 Also use them when walking CALL_INSN_FUNCTION_USAGE.
27687 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
27688 Joey Ye <joey.ye@intel.com>
27690 PR middle-end/37843
27691 * cfgexpand.c (expand_stack_alignment): Don't update stack
27692 boundary nor check incoming stack boundary here.
27693 (gimple_expand_cfg): Update stack boundary and check incoming
27694 stack boundary here.
27696 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
27698 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
27700 2009-01-14 Jakub Jelinek <jakub@redhat.com>
27702 PR rtl-optimization/38245
27703 * calls.c (expand_call): Add stack arguments to
27704 CALL_INSN_FUNCTION_USAGE even for pure calls (when
27705 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
27706 in regs and partially in memory or BLKmode arguments.
27707 (emit_library_call_value_1): Add stack arguments to
27708 CALL_INSN_FUNCTION_USAGE even for pure calls (when
27709 ACCUMULATE_OUTGOING_ARGS).
27710 * dce.c: Include tm_p.h.
27711 (find_call_stack_args): New function.
27712 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
27714 (mark_insn): Call find_call_stack_args for CALL_Ps.
27715 (prescan_insns_for_dce): Walk insns backwards in bb rather than
27716 forwards. Allocate and free arg_stores bitmap if needed, pass it
27717 down to deletable_insn_p, don't mark stores set in arg_stores
27718 bitmap, clear the bitmap at the beginning of each bb.
27719 * Makefile.in (dce.o): Depend on $(TM_P_H).
27721 2009-01-14 Michael Meissner <gnu@the-meissners.org>
27724 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
27725 to make sure the insn is a conditional test (bug 22599). Reformat a
27728 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
27730 PR middle-end/38431
27731 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
27732 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
27733 (gloog): Do not call cleanup_tree_cfg.
27734 (graphite_transform_loops): Call cleanup_tree_cfg after all
27735 scops have been code generated.
27737 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
27738 * doc/gty.texi (Invoking the garbage collector): Added new node
27739 and section documenting ggc_collect.
27741 2009-01-14 Richard Guenther <rguenther@suse.de>
27743 PR tree-optimization/38826
27744 PR middle-end/38477
27745 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
27746 initialization notes only if we actually emitted a warning.
27747 (intra_create_variable_infos): Add constraints for a result decl
27748 that is passed by hidden reference.
27749 (build_pred_graph): Mark all related variables non-direct on
27752 2009-01-14 Nick Clifton <nickc@redhat.com>
27754 * ira-conflicts.c: Include addresses.h for the definition of
27756 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
27757 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
27759 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
27762 * Makefile.in (ira-lives.o): Add except.h.
27764 * ira-lives.c: Include except.h.
27765 (process_bb_node_lives): Process can_throw_internal.
27767 2009-01-13 Jakub Jelinek <jakub@redhat.com>
27769 PR rtl-optimization/38774
27770 * combine.c (simplify_set): When undoing cc_use change, don't do
27771 PUT_CODE on the newly created comparison, but instead put back the
27774 2009-01-13 Joseph Myers <joseph@codesourcery.com>
27776 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
27777 values. Remove duplicate arm8 entry.
27779 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
27781 PR tree-optimization/38786
27782 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
27783 the SSA_NAME case of expand_scalar_variables_expr.
27784 Set the type of an expression to the type of its assign statement.
27785 (expand_scalar_variables_expr): Also gather the scalar computation
27786 used to index the memory access. Do not pass loop_p.
27787 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
27788 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
27789 the gimple_stmt_iterator where it inserts new code.
27790 Do not pass loop_p.
27791 (copy_bb_and_scalar_dependences): Do not pass loop_p.
27792 (translate_clast): Update call to copy_bb_and_scalar_dependences.
27794 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
27796 * graphite.h (debug_value): Removed.
27797 * graphite.c (debug_value): Removed.
27799 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
27801 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
27802 ldrd/strd with two 32-bit instructions.
27804 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
27806 * config/arm/arm.c (struct processors): Pass for speed down into
27807 cost helper functions.
27808 (const_ok_for_op): Handle COMPARE and inequality nodes.
27809 (arm_rtx_costs_1): Rewrite.
27810 (arm_size_rtx_costs): Update prototype.
27811 (arm_rtx_costs): Pass speed down to helper functions.
27812 (arm_slowmul_rtx_costs): Rework cost calculations.
27813 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
27814 (arm_9e_rtx_costs): Likewise.
27816 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
27818 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
27819 relocations of local symbols wider than UNITS_PER_WORD are not valid.
27820 (alpha_legitimize_address): Do not split local symbols wider than
27821 UNITS_PER_WORD into HIGH/LO_SUM parts.
27823 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
27826 * gcc.c (process_command): Replace call to execvp with calls
27827 to pex_one and exit.
27829 2009-01-03 Anatoly Sokolov <aesok@post.ru>
27832 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
27833 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
27834 variant for devices with 3-byte PC.
27835 (__tablejump_elpm__): New.
27837 2009-01-12 Jakub Jelinek <jakub@redhat.com>
27840 * c-parser.c (c_parser_postfix_expression): Allow `->' in
27841 offsetof member-designator, handle it as `[0].'.
27843 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27845 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
27846 function when not using named sections on targets with named sections
27847 if branch distance is less than 262132.
27849 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
27851 * combine.c (combine_instructions): Recompute
27852 optimize_this_for_speed_p for each BB in the main combine loop.
27854 2009-01-12 Tomas Bily <tbily@suse.cz>
27857 * tree-loop-distribution.c (prop_phis): New function.
27858 (generate_builtin): Call prop_phis.
27860 2009-01-12 Jakub Jelinek <jakub@redhat.com>
27862 PR tree-optimization/38807
27863 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
27864 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
27866 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
27868 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
27869 subreg of op0 to the original op0.
27871 2009-01-11 Laurent GUERBY <laurent@guerby.net>
27873 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
27875 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
27878 * mips-tfile.c (parse_def): Fix parsing of def strings
27879 starting with digits.
27881 2009-01-10 Jakub Jelinek <jakub@redhat.com>
27884 * config/arm/arm.c (arm_is_long_call_p): Don't call
27885 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
27887 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
27889 * regrename.c (regrename_optimize): Fix dumping.
27890 (find_oldest_value_reg): Preserve REG_POINTER.
27891 (copy_hardreg_forward_1): Likewise.
27893 2009-01-09 Diego Novillo <dnovillo@google.com>
27895 * gimple.h (struct gimple_statement_base) <uid>: Document
27896 the restrictions on its use.
27897 (gimple_uid): Tidy.
27898 (gimple_set_uid): Tidy.
27900 2009-01-09 Jakub Jelinek <jakub@redhat.com>
27902 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
27903 zero guard even if align_bytes != 0 and count is smaller than
27906 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
27908 PR rtl-optimization/38495
27909 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
27910 (add_range_and_copies_from_move_list): Print all added ranges.
27911 Add ranges to memory optimized destination.
27913 2009-01-09 Jakub Jelinek <jakub@redhat.com>
27917 * config/i386/i386.c (override_options): Reject
27918 -mstringop-strategy=rep_8byte with -m32.
27919 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
27920 to 1. Do count comparison against epilogue_size_needed at compile
27921 time even when count_exp was constant forced into register. For
27922 size_needed don't jump to epilogue, instead just avoid aligning
27923 and invoke the body algorithm. If need_zero_guard, add zero guard
27924 even if count is non-zero, but smaller than size_needed + number of
27925 bytes that could be stored for alignment.
27926 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
27927 to 1. If need_zero_guard, add zero guard even if count is non-zero,
27928 but smaller than size_needed + number of bytes that could be stored
27929 for alignment. Compare size_needed with epilogue_size_needed instead
27930 of desired_align - align, don't adjust size_needed, pass
27931 epilogue_size_needed to the epilogue expanders.
27934 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
27936 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27938 * pa.c (last_address): Change to unsigned.
27939 (update_total_code_bytes): Change argument to unsigned. Don't
27940 check if insn addresses are set.
27941 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
27942 addresses are not set.
27943 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
27945 2009-01-09 Nick Clifton <nickc@redhat.com>
27947 * config/sh/symbian.c: Replace uses of DECL_INLINE with
27948 DECL_DECLARED_INLINE_P.
27950 2009-01-09 Jakub Jelinek <jakub@redhat.com>
27952 PR middle-end/38347
27953 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
27954 GET_MODE (op0) in operand_subword_force calls.
27956 PR middle-end/38771
27957 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
27958 fold_convert arg0 operands to TREE_TYPE (op0) first.
27960 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
27962 * params.def (ira-max-conflict-table-size): Decrease default value
27965 2009-01-08 Jakub Jelinek <jakub@redhat.com>
27967 PR tree-optimization/37031
27968 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
27970 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
27971 allocate it using gc instead of heap, use VEC_quick_push instead of
27973 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
27974 instead of heap, use VEC_quick_push instead of VEC_safe_push.
27975 * tree-data-ref.h (struct access_matrix): Change matrix to gc
27976 allocated vector from heap allocated.
27977 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
27978 * tree-loop-linear.c (linear_transform_loops): Allocate nest
27979 vector only after perfect_loop_nest_depth call.
27981 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
27982 Jan Sjodin <jan.sjodin@amd.com>
27984 PR tree-optimization/38559
27985 * graphite.c (debug_value, copy_constraint,
27986 swap_constraint_variables, scale_constraint_variable, ): New.
27987 (get_lower_bound, get_upper_bound): Removed.
27988 (graphite_trans_bb_strip_mine): Clean up this code that works
27989 only for constant number of iterations. Fully copy upper and
27990 lower bound constraints, not only the constant part of them.
27991 * graphite.h (debug_value): Declared.
27993 2009-01-08 Ira Rosen <irar@il.ibm.com>
27995 PR tree-optimization/37194
27996 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
27997 Don't add the cost of cost model guard in prologue to scalar
27998 outside cost in case of known number of iterations.
28000 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
28001 Alan Modra <amodra@bigpond.net.au>
28003 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
28004 non-word-aligned REG+CONST addressing.
28006 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28009 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
28010 free_after_compilation when outputting a thunk.
28011 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
28012 Do not call free_after_compilation here.
28014 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28016 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
28017 (ix86_valid_target_attribute_inner_p): Ditto.
28019 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
28021 PR tree-optimization/38492
28022 PR tree-optimization/38498
28023 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
28024 * tree-chrec.h (scev_is_linear_expression): Declared.
28025 * graphite.c (graphite_cannot_represent_loop_niter): New.
28026 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
28027 (graphite_loop_normal_form): Use gcc_assert.
28028 (scan_tree_for_params): Use CASE_CONVERT.
28029 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
28030 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
28031 Use gcc_assert. Discard scops that contain unhandled cases.
28032 (build_scop_conditions): Return a boolean status for unhandled cases.
28033 (strip_mine_profitable_p): Print the loop number, not its depth.
28034 (is_interchange_valid): Pass the depth of the loop nest, don't
28035 recompute it wrongly.
28036 (graphite_trans_bb_block): Same.
28037 (graphite_trans_bb_block): Print tentative of loop blocking.
28038 (graphite_trans_scop_block): Do not print that the loop has been
28040 (graphite_transform_loops): Do not handle scops that contain condition
28043 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
28045 AVX Programming Reference (December, 2008)
28046 * config/i386/avxintrin.h (_mm256_stream_si256): New.
28047 (_mm256_stream_pd): Likewise.
28048 (_mm256_stream_ps): Likewise.
28050 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
28051 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
28052 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
28053 (bdesc_special_args): Add __builtin_ia32_movntdq256,
28054 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
28055 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
28056 (ix86_expand_special_args_builtin): Likewise.
28058 * config/i386/sse.md (AVXMODEDI): New.
28059 (avx_movnt<mode>): Likewise.
28060 (avx_movnt<mode>): Likewise.
28061 (<sse>_movnt<mode>): Remove AVX support.
28062 (sse2_movntv2di): Likewise.
28064 2009-01-07 Richard Guenther <rguenther@suse.de>
28066 PR middle-end/38751
28067 * fold-const.c (extract_muldiv): Remove obsolete comment.
28068 (fold_plusminus_mult_expr): Undo MINUS_EXPR
28069 to PLUS_EXPR canonicalization for the canonicalization.
28071 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
28073 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
28074 hosted cross-compilers generating less efficient code.
28076 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28078 * function.h (rtl_data): Add a dbr_scheduled_p field.
28079 * reorg.c (dbr_schedule): Set it.
28080 (gate_handle_delay_slots): Check it.
28081 * config/mips/mips.c (mips_base_delayed_branch): Delete.
28082 (mips_reorg): Check flag_delayed_branch instead of
28083 mips_base_delayed_branch.
28084 (mips_override_options): Don't set mips_base_delayed_branch
28085 or flag_delayed_branch.
28087 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28089 PR rtl-optimization/38426.
28090 * ira.c (ira): Set current_function_is_leaf earlier.
28092 2009-01-06 Jakub Jelinek <jakub@redhat.com>
28094 PR rtl-optimization/38722
28095 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
28096 too early, only set a flag and modify after last possible
28099 2009-01-06 Janis Johnson <janis187@us.ibm.com>
28102 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
28103 * real.c (decimal_single_format): Correct values of emin and emax.
28104 (decimal_double_format): Ditto.
28105 (decimal_quad_format): Ditto.
28106 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
28107 computation of DECnn_MIN and DECnn_MAX for corrected values of
28108 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
28109 __DECnn_MIN__, and adjust its computation for the corrected value
28112 2009-01-06 Jan Hubicka <jh@suse.cz>
28115 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
28117 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
28119 * doc/contrib.texi (Contributors): Slightly adjust the end note.
28120 Add Robert Clark to the list of testers.
28122 2009-01-06 Jan Hubicka <jh@suse.cz>
28123 Kai Tietz <kai.tietz@onevision.com>
28125 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
28126 * config/i386/i386.c (ix86_expand_call): Add clobbers.
28128 2009-01-06 Jan Hubicka <jh@suse.cz>
28129 Kai Tietz <kai.tietz@onevision.com>
28131 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
28133 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
28134 (ix86_nsaved_regs): Count only general purpose regs.
28135 (ix86_nsaved_sseregs): New.
28136 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
28137 to 16 for w64; compute padding and size of sse reg save area.
28138 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
28139 general purpose regs.
28140 (ix86_emit_save_sse_regs_using_mov): New.
28141 (ix86_expand_prologue): Save SSE regs if needed.
28142 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
28143 (ix86_emit_restore_sse_regs_using_mov): New.
28144 (ix86_expand_epilogue): Save SSE regs if needed.
28146 2009-01-06 Jan Hubicka <jh@suse.cz>
28147 Kai Tietz <kai.tietz@onevision.com>
28149 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
28150 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
28151 functions when accumulate outgoing args is off.
28153 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28156 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
28157 before using pseudos_have_intersected_live_ranges_p.
28159 * ira-int.h (ira_assert): Always define.
28161 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28163 AVX Programming Reference (December, 2008)
28164 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
28165 (_mm256_permute2_pd): Likewise.
28166 (_mm_permute2_ps): Likewise.
28167 (_mm256_permute2_ps): Likewise.
28168 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
28169 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
28171 * config/i386/i386.c (ix86_builtins): Remove
28172 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
28173 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
28174 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
28175 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
28176 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
28177 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
28178 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
28179 __builtin_ia32_vpermil2ps256.
28180 (ix86_init_mmx_sse_builtins): Updated.
28181 (ix86_expand_args_builtin): Likewise.
28183 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28185 * pa.c (output_call): Relocate non-jump insns in the delay slot of
28186 long absolute calls when generating PA 2.0 code.
28188 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
28190 PR rtl-optimization/38583
28191 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
28193 * params.def (ira-max-conflict-table-size): New.
28195 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
28197 * ira.h (ira_conflicts_p): New external definition.
28199 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
28200 table. Report this. Return result of building.
28201 (ira_build_conflicts): Use ira_conflicts_p. Check result of
28202 building conflict table.
28204 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
28205 (ira_color): Use ira_conflicts_p.
28207 * global.c: Include ira.h.
28208 (pseudo_for_reload_consideration_p, build_insn_chain): Use
28211 * Makefile.in (global.o): Add ira.h.
28213 * ira-build.c (mark_all_loops_for_removal,
28214 propagate_some_info_from_allocno): New.
28215 (remove_unnecessary_allocnos): Call
28216 propagate_some_info_from_allocno.
28217 (remove_low_level_allocnos): New.
28218 (remove_unnecessary_regions): Add parameter. Call
28219 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
28220 parameter to remove_unnecessary_regions.
28221 (ira_build): Remove all regions but root if the conflict table was
28222 not built. Update conflict hard regs for allocnos crossing calls.
28224 * ira.c (ira_conflicts_p): New global.
28225 (ira): Define and use ira_conflicts_p.
28227 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
28228 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
28229 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
28231 2009-01-06 Ben Elliston <bje@au.ibm.com>
28233 * gengtype-lex.l (YY_NO_INPUT): Define.
28235 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
28238 * c-common.c (handle_vector_size_attribute): Also reject
28239 BOOLEAN_TYPE types.
28241 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
28243 PR tree-optimization/38492
28244 * graphite.c (rename_map_elt, debug_rename_elt,
28245 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
28246 rename_map_elt_info, eq_rename_map_elts,
28247 get_new_name_from_old_name, bb_in_sese_p): Moved around.
28248 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
28249 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
28250 (sese_build_livein_liveouts): New.
28251 (new_sese, free_sese): New.
28252 (new_scop): Call new_sese.
28253 (free_scop): Call free_sese.
28254 (rename_variables_from_edge, rename_phis_end_scop): Removed.
28255 (register_old_new_names): Renamed register_old_and_new_names.
28256 (register_scop_liveout_renames, add_loop_exit_phis,
28257 insert_loop_close_phis, struct igp,
28258 default_liveout_before_guard, add_guard_exit_phis,
28259 insert_guard_phis, copy_renames): New.
28260 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
28261 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
28262 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
28263 (scop_adjust_phis_for_liveouts): New.
28264 (gloog): Call scop_adjust_phis_for_liveouts.
28266 * graphite.h (struct sese): Documented. Added fields liveout,
28267 num_ver and livein.
28268 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
28269 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
28270 (struct scop): Added field liveout_renames.
28271 (SCOP_LIVEOUT_RENAMES): New.
28273 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
28275 PR tree-optimization/38510
28276 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
28277 (translate_clast): Call recompute_all_dominators before
28279 (gloog): Call recompute_all_dominators before graphite_verify.
28281 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
28282 Jan Sjodin <jan.sjodin@amd.com>
28284 PR tree-optimization/38500
28285 * graphite.c (create_sese_edges): Call fix_loop_structure after
28288 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
28290 * config.gcc: Add m32r*-*-rtems*.
28291 * config/m32r/rtems.h: New file.
28293 2009-01-05 Ben Elliston <bje@au.ibm.com>
28295 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
28296 (.po.pox): Likewise.
28297 (po/gcc.pot): Likewise.
28299 2009-01-04 David S. Miller <davem@davemloft.net>
28301 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
28302 (STARTING_FRAME_OFFSET): Always set to zero.
28304 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
28306 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
28307 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
28308 fixed-point types, and vectors of the same.
28310 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
28312 * config/mips/sync.md (*mb_barrier): Rename to...
28313 (*memory_barrier): ...this.
28315 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
28317 * doc/extend.texi (Function Attributes): Move @cindex after @item
28318 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
28319 and put in alphabetical order. Fix 'target' name and put in order.
28320 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
28323 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
28325 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
28326 (memory_barrier): Expand as unspec instead of unspec_volatile.
28327 Remove mem:BLK from insn operands. Use Pmode scratch register.
28328 (*memory_barrier): Define as unspec instead of unspec_volatile.
28329 Use (match_dup 0) as input operand.
28331 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
28332 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
28333 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
28334 scratch register. Remove operand 1.
28335 (*stbar): Define as unspec instead of unspec_volatile.
28336 Use (match_dup 0) as input operand, remove (const_int 8).
28337 (*membar): Define as unspec instead of unspec_volatile.
28338 Use (match_dup 0) as input operand, remove input operand 2.
28340 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
28341 (memory_barrier): Expand as unspec instead of unspec_volatile.
28342 Remove mem:BLK from insn operands. Use Pmode scratch register.
28343 (*memory_barrier): Define as unspec instead of unspec_volatile.
28344 Use (match_dup 0) as input operand.
28346 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
28347 Remove mem:BLK from insn operands. Use Pmode scratch register.
28348 Set volatile flag on operand 0.
28349 (*memory_barrier): New insn pattern.
28351 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
28353 (*memory_barrier): Use (match_dup 0) as input operand.
28355 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
28356 Remove mem:BLK from insn operands. Use Pmode scratch register.
28357 Set volatile flag on operand 0.
28358 (*mb_internal): New insn pattern.
28360 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
28362 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
28364 PR middle-end/38586
28365 * function.c (struct temp_slot): Move to the section of the file
28366 that deals with temp slots. Remove field 'address'.
28367 (temp_slot_address_table): New hash table of address -> temp slot.
28368 (struct temp_slot_address_entry): New struct, items for the table.
28369 (temp_slot_address_compute_hash, temp_slot_address_hash,
28370 temp_slot_address_eq, insert_temp_slot_address): Support functions
28372 (find_temp_slot_from_address): Rewrite to use the new hash table.
28373 (remove_unused_temp_slot_addresses): Remove addresses of temp
28374 slots that have been made available.
28375 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
28376 worker function for remove_unused_temp_slot_addresses.
28377 (assign_stack_temp_for_type): Don't clear the temp slot address list.
28378 Add the temp slot address to the address -> temp slot map.
28379 (update_temp_slot_address): Update via insert_temp_slot_address.
28380 (free_temp_slots): Call remove_unused_temp_slot_addresses.
28381 (pop_temp_slots): Likewise.
28382 (init_temp_slots): Allocate the address -> temp slot map, or empty
28383 the map if it is already allocated.
28384 (prepare_function_start): Initialize temp slot processing.
28386 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
28388 PR middle-end/38584
28389 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
28390 Calculate the size of all stack vars assuming no packing of stack
28391 vars will happen, replacing a quadratic algorithm with a linear one.
28393 2009-01-03 Jakub Jelinek <jakub@redhat.com>
28396 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
28399 2009-01-03 Diego Novillo <dnovillo@google.com>
28401 * doc/contrib.texi: Update contributions.
28403 2009-01-03 Jakub Jelinek <jakub@redhat.com>
28406 * builtins.c (fold_builtin_memory_op): Give up if either operand
28407 is volatile. Set srctype or desttype to non-qualified version
28411 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
28412 and FUNCTION_DECLs.
28414 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
28416 PR rtl-optimization/35805
28417 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
28418 problem if fast dce is able to remove any instructions.
28419 * dce.c (dce_process_block): Fix dump message.
28421 2009-01-02 Mark Mitchell <mark@codesourcery.com>
28424 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
28426 2009-01-02 Jakub Jelinek <jakub@redhat.com>
28428 PR middle-end/38690
28429 * tree-flow.h (op_code_prio, op_prio): New prototypes.
28430 * tree-pretty-print.c (op_code_prio): New function.
28431 (op_prio): No longer static. Use op_code_prio.
28432 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
28433 Use op_prio and op_code_prio to determine if () should be
28434 printed around operand(s) or not.
28436 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
28437 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
28438 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
28439 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
28440 pp_character instead of pp_string for single letter printing.
28442 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
28444 * doc/extend.texi: Fix '#pragma GCC option' typo.
28446 2009-01-02 Richard Guenther <rguenther@suse.de>
28448 * doc/install.texi (--enable-checking): Mention different
28449 default for stage1.
28450 (--enable-stage1-checking): Document.
28452 2009-01-01 Andrew Pinski <pinskia@gmail.com>
28454 PR middle-end/30142
28455 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
28456 case to be an error.
28458 2009-01-02 Ben Elliston <bje@au.ibm.com>
28460 * config/fp-bit.h (pack_d): Constify argument.
28461 * config/fp-bit.c (makenan): Constify return type. Remove casts.
28462 (isnan): Constify argument.
28464 (iszero): Likewise.
28465 (pack_d): Likewise.
28466 (_fpadd_parts): Constify return type.
28467 (_fpmul_parts): Likewise.
28468 (_fpdiv_parts): Likewise.
28470 2009-01-01 Jakub Jelinek <jakub@redhat.com>
28473 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
28474 warn about overwriting initializer with side-effects or
28475 -Woverride-init if !IMPLICIT.
28476 (output_init_element): Likewise. Pass IMPLICIT down to
28478 (process_init_element): Add IMPLICIT argument. Pass it down
28479 to output_init_element.
28480 (push_init_element, pop_init_level, set_designator): Adjust
28481 process_init_element callers.
28482 (set_nonincremental_init, set_nonincremental_init_from_string):
28483 Adjust add_pending_init callers.
28484 (output_pending_init_elements): Adjust output_init_element callers.
28485 * c-tree.h (process_init_element): Adjust prototype.
28486 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
28487 process_init_element callers.
28490 Copyright (C) 2009 Free Software Foundation, Inc.
28492 Copying and distribution of this file, with or without modification,
28493 are permitted in any medium without royalty provided the copyright
28494 notice and this notice are preserved.